1 2009-05-11 Ben Elliston <bje@au.ibm.com>
3 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
4 for recent libcpp interface change.
5 (rs6000_macro_to_expand): Likewise.
7 2009-05-10 Michael Matz <matz@suse.de>
10 * config/arm/arm.c (require_pic_register): Emit on entry edge,
11 not at entry of function.
13 2009-05-10 Richard Guenther <rguenther@suse.de>
15 PR tree-optimization/40081
17 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18 using the main variant of the element type. Do not fiddle with
19 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
21 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
22 structs with volatile fields.
24 2009-05-10 Jan Hubicka <jh@suse.cz>
26 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
27 (estimate_move_cost): Assert that it does not get called for VOID_TYPE_P.
28 (estimate_num_insns): Skip VOID types in argument handling.
29 (optimize_inline_calls): Delete unreachable blocks and verify that
32 2009-05-10 Jan Hubicka <jh@suse.cz>
34 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
35 * cgraph.c (cgraph_mark_address_taken_node): New function.
36 (dump_cgraph_node): Dump new flag.
37 * cgraph.h (struct cgraph_node): Add address_taken.
38 (cgraph_mark_address_taken_node): New function.
39 * ipa.c (cgraph_postorder): Prioritize functions with address taken
40 since new direct calls can be born.
42 2009-05-10 Joseph Myers <joseph@codesourcery.com>
44 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
47 2009-05-10 Jan Hubicka <jh@suse.cz>
50 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
52 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
53 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
54 * tree-inline.c (copy_bb): Set frequency correctly.
55 (fold_marked_statements): Update call to
56 cgraph_update_edges_for_call_stmt.
58 2009-05-10 Joseph Myers <joseph@codesourcery.com>
60 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
61 identifiers in diagnostics.
62 * config/arm/arm.c (arm_handle_fndecl_attribute,
63 arm_handle_isr_attribute): Likewise.
64 * config/avr/avr.c (avr_handle_progmem_attribute,
65 avr_handle_fndecl_attribute, avr_handle_fntype_attribute):
67 * config/bfin/bfin.c (handle_int_attribute,
68 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
69 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
70 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
72 * config/darwin.c (darwin_handle_kext_attribute,
73 darwin_handle_weak_import_attribute): Likewise.
74 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
75 h8300_handle_eightbit_data_attribute,
76 h8300_handle_tiny_data_attribute): Likewise.
77 * config/i386/i386.c (ix86_handle_cconv_attribute,
78 ix86_handle_abi_attribute, ix86_handle_struct_attribute):
80 * config/i386/winnt.c (ix86_handle_shared_attribute,
81 ix86_handle_selectany_attribute): Likewise.
82 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
83 * config/m32c/m32c.c (function_vector_handler): Likewise.
84 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
85 m68hc11_handle_fntype_attribute): Likewise.
86 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
87 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
88 * config/mips/mips.c (mips_insert_attributes,
89 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
90 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
91 rs6000_handle_struct_attribute): Likewise.
92 * config/sh/sh.c (sh_insert_attributes,
93 sh_handle_resbank_handler_attribute,
94 sh_handle_interrupt_handler_attribute,
95 sh2a_handle_function_vector_handler_attribute,
96 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
98 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
99 * config/spu/spu.c (spu_handle_fndecl_attribute,
100 spu_handle_vector_attribute): Likewise.
101 * config/stormy16/stormy16.c
102 (xstormy16_handle_interrupt_attribute): Likewise.
103 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
104 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
106 2009-05-10 Joseph Myers <joseph@codesourcery.com>
108 * pretty-print.h (struct pretty_print_info): Add
109 translate_identifiers.
110 (pp_translate_identifiers): New.
111 (pp_identifier): Only conditionally translate identifier to locale
113 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
114 (pp_base_tree_identifier): Only conditionally translate identifier
115 to locale character set.
116 * c-pretty-print.c (M_): Define.
117 (pp_c_type_specifier, pp_c_primary_expression): Mark English
118 fragments for conditional translation with M_.
119 * tree-pretty-print.c (maybe_init_pretty_print): Disable
120 identifier translation.
122 2009-05-10 Richard Guenther <rguenther@suse.de>
124 PR tree-optimization/40081
125 * tree-sra.c (instantiate_element): Instantiate scalar replacements
126 using the main variant of the element type. Do not fiddle with
127 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
129 2009-05-09 Jan Hubicka <jh@suse.cz>
132 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
133 indirect calls; verify cgraph afterwards.
135 2009-05-09 Jan Hubicka <jh@suse.cz>
138 * ipa.c (update_inlined_to_pointer): New function.
139 (cgraph_remove_unreachable_nodes): Use it.
141 2009-05-09 Jan Hubicka <jh@suse.cz>
143 * tree-eh.c (struct leh_state): Remove prev_try.
144 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
146 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
147 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
148 remove_eh_handler_and_replace, foreach_reachable_handler,
149 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
150 * except.h (struct eh_region): Remove eh_region_u_cleanup.
151 (gen_eh_region_cleanup): Update prototype.
153 2009-05-09 Jan Hubicka <jh@suse.cz>
156 * except.c (copy_eh_region): Always set prev_try.
157 (redirect_eh_edge_to_label): Find outer try.
158 (foreach_reachable_handler): When looking for prev try
159 handle case where previous try is not going to be taken.
161 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
163 PR tree-optimization/40049
164 * tree-vect-stmts.c (vectorizable_operation): If the machine has
165 only vector/vector shifts, convert the type of the constant to the
166 appropriate type to avoid building incorrect trees, which
167 eventually have problems with garbage collection.
169 2009-05-08 Joseph Myers <joseph@codesourcery.com>
171 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
172 -1 for complex floating-point types if honoring signed zeros.
174 2009-05-08 Jan Hubicka <jh@suse.cz>
176 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
177 argument; handle correctly when profile is absent.
178 (build_cgraph_edges): Update.
179 (rebuild_cgraph_edges): Update.
180 * cgraph.c: Do not include varray.h.
181 (cgraph_set_call_stmt_including_clones): New function.
182 (cgraph_create_edge_including_clones): Likewise
183 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
184 (cgraph_update_edges_for_call_stmt): Handle clones.
185 (cgraph_remove_node): Handle clone tree.
186 (cgraph_remove_node_and_inline_clones): New function.
187 (dump_cgraph_node): Dump clone tree.
188 (cgraph_clone_node): Handle clone tree.
189 (clone_function_name): Bring here from tree-inline.c.
190 (cgraph_create_virtual_clone): New function.
191 * cgraph.h (ipa_replace_map): Move here from ipa.h.
192 (cgraph_clone_info): New function.
193 (strut cgraph_node): Add clone_info and new clone tree pointers.
194 (cgraph_remove_node_and_inline_clones,
195 cgraph_set_call_stmt_including_clones,
196 cgraph_create_edge_including_clones,
197 cgraph_create_virtual_clone): Declare.
198 (cgraph_function_versioning): Use VEC argument.
199 (compute_call_stmt_bb_frequency): Update prototype.
200 (cgraph_materialize_all_clones): New function.
201 * ipa-cp.c (ipcp_update_cloned_node): Remove.
202 (ipcp_create_replace_map): Update to VECtors.
203 (ipcp_update_callgraph): Use virtual clones.
204 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
205 (ipcp_update_profiling): Do not update local profiling.
206 (ipcp_insert_stage): Use VECtors and virtual clones.
207 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
208 (clone_of_p): New function.
209 (cgraph_preserve_function_body_p): Use clone tree.
210 (cgraph_optimize): Materialize clones.
211 (cgraph_function_versioning): Update for VECtors.
212 (save_inline_function_body): Use clone tree.
213 (cgraph_materialize_clone): New function.
214 (cgraph_materialize_all_clones): Likewise.
215 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
216 * ipa.c: Include gimple.h.
217 (cgraph_remove_unreachable_nodes): Use clone tree.
218 * ipa-prop.c (ipa_note_param_call): Update call to
219 compute_call_stmt_bb_frequencycall.
220 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
221 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
222 (copy_bb): Handle updating of clone tree; add new edge when new call
224 (expand_call_inline): Be strict about every call having edge.
225 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
226 (delete_unreachable_blocks_update_callgraph): New function.
227 (tree_function_versioning): Use VECtors; always remove unreachable
228 blocks and fold conditionals.
229 * tree-inline.h: Do not include varray.h.
230 (tree_function_versioning): Remove.
231 * Makefile.in (GTFILES): Remove tree-inline.c
232 * passes.c (do_per_function): Do only functions having body.
233 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
236 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
237 Andrew Morrow <acm@google.com>
240 * c-common.c (c_common_attribute_table): Permit deprecated
241 attribute to take an optional argument.
242 (handle_deprecated_attribute): If the optional argument to
243 __attribute__((deprecated)) is not a string ignore the attribute
246 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
247 * c-typeck.c (build_component_ref): Likewise.
248 (build_external_ref): Likewise.
250 * toplev.c (warn_deprecated_use): Add an attribute argument.
251 Emit the message associated with __attribute__((deprecated)).
253 * toplev.h (warn_deprecated_use): Updated.
255 * doc/extend.texi: Document new optional parameter to
256 __attribute__((deprecated))
258 2009-05-08 Michael Eager <eager@eagercon.com>
260 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
261 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
263 2009-05-08 Richard Guenther <rguenther@suse.de>
265 PR tree-optimization/40062
266 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
267 Avoid exponential behavior.
269 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
271 PR rtl-optimization/33928
273 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
274 process_uses, build_single_def_use_links): New.
275 (update_df): Update use_def_ref.
276 (forward_propagate_into): Use get_def_for_use instead of use-def
278 (fwprop_init): Call build_single_def_use_links and let it initialize
280 (fwprop_done): Free use_def_ref.
281 (fwprop_addr): Eliminate duplicate call to df_set_flags.
282 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
283 df_rd_simulate_one_insn): New.
284 (df_rd_bb_local_compute_process_def): Update head comment.
285 (df_chain_create_bb): Use the new RD simulation functions.
286 * df.h (df_rd_simulate_artificial_defs_at_top,
287 df_rd_simulate_one_insn): New.
288 * opts.c (decode_options): Enable fwprop at -O1.
289 * doc/invoke.texi (-fforward-propagate): Document this.
291 2009-05-08 Joseph Myers <joseph@codesourcery.com>
294 * c-typeck.c (build_binary_op): Handle arithmetic between one real
295 and one complex operand specially.
296 * tree-complex.c (some_nonzerop): Do not identify a real value as
297 zero if flag_signed_zeros.
299 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
301 PR rtl-optimization/33928
302 * loop-invariant.c (record_use): Fix && vs. || mishap.
304 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
306 PR rtl-optimization/33928
307 * loop-invariant.c (struct use): Add addr_use_p.
308 (struct def): Add n_addr_uses.
309 (struct invariant): Add cheap_address.
310 (create_new_invariant): Set cheap_address.
311 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
312 (record_uses): Pass df_ref to record_use.
313 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
316 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
318 * config/sh/sh.c: Do not include c-pragma.h.
320 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
322 * config/spu/spu.c: Remove include of c-common.h.
324 2009-05-07 Janis Johnson <janis187@us.ibm.com>
327 * c-common.h (mark_valid_location_for_stdc_pragma,
328 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
329 clear_float_const_decimal64, float_const_decimal64_p): New.
330 * c.opt (Wunsuffixed-float-constants): New.
331 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
332 unsuffixed float constant, handle new warning.
333 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
334 * c-decl.c (c_scope): New flag float_const_decimal64.
335 (set_float_const_decimal64, clear_float_const_decimal64,
336 float_const_decimal64_p): New.
337 (push_scope): Set new flag.
338 * c-parser.c (c_parser_translation_unit): Mark when it's valid
340 (c_parser_external_declaration): Ditto.
341 (c_parser_compound_statement_nostart): Ditto.
342 * c-pragma.c (valid_location_for_stdc_pragma,
343 mark_valid_location_for_stdc_pragma,
344 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
345 handle_pragma_float_const_decimal64): New.
346 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
347 * cp/semantics.c (valid_location_for_stdc_pragma_p,
348 set_float_const_decimal64, clear_float_const_decimal64,
349 float_const_decimal64_p): New dummy functions.
350 * doc/extend.texi (Decimal Float): Remove statement that the
351 pragma, and suffix for double constants, are not supported.
352 * doc/invoke.texi (Warning Options): List new option.
353 (-Wunsuffixed-float-constants): New.
355 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
357 * config/i386/i386.c: Do not include c-common.h.
359 2009-05-07 Mark Heffernan <meheff@google.com>
361 * doc/invoke.texi (Debugging Options): Document change of debugging
363 * opts.c (decode_options): Make dump_base_name relative to
364 aux_base_name directory.
366 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
368 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
369 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
371 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
373 * Makefile.in (install-plugin): Simplify a bit.
375 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
377 * Makefile.in (OBJS-common): Add regcprop.o.
379 * timevar.def (TV_CPROP_REGISTERS): New.
380 * regrename.c (regrename_optimize): Return 0.
381 (rest_of_handle_regrename): Delete.
382 (pass_rename_registers): Point to regrename_optimize.
383 (struct value_data_entry, struct value_data,
384 kill_value_one_regno, kill_value_regno, kill_value,
385 set_value_regno, init_value_data, kill_clobbered_value,
386 kill_set_value, kill_autoinc_value, copy_value,
387 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
388 replace_oldest_value_reg, replace_oldest_value_addr,
389 replace_oldest_value_mem, copyprop_hardreg_forward_1,
390 debug_value_data, validate_value_data): Move...
391 * regcprop.c: ... here.
392 (rest_of_handle_cprop): Delete.
393 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
395 2009-05-07 Jakub Jelinek <jakub@redhat.com>
398 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
399 GEN_INT for 1 << bitnum.
400 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
403 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
405 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
406 Remove wrong description of "nand" operation.
408 2009-05-06 Richard Guenther <rguenther@suse.de>
409 Adam Nemet <anemet@caviumnetworks.com>
411 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
412 comment. Add that if LHS is not a gimple register, then RHS1 has
413 to be a single object (GIMPLE_SINGLE_RHS).
415 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
417 * expr.c (get_def_for_expr): Move it up in the file.
418 (store_field): When expanding a bit-field store, look at the
419 defining gimple stmt for the masking conversion.
421 2009-05-06 Janis Johnson <janis187@us.ibm.com>
424 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
425 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
426 32-bit memcpy into long.
428 2009-05-06 Jakub Jelinek <jakub@redhat.com>
430 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
431 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
433 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
434 instead of appending DW_OP_deref*.
436 2009-05-06 Michael Matz <matz@suse.de>
439 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
440 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
442 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
444 * Makefile.in (install-plugin): Fix srcdir handling.
446 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
448 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
449 when processing for not_regs_needed bitmap.
450 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
451 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
454 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
456 * config/i386/i386.md (unnamed inc/dec peephole): Use
457 optimize_insn_for_size_p instead of optimize_size.
458 * config/i386/predicates.md (incdec_operand): Likewise.
459 (aligned_operand): Likewise.
460 * config/i386/sse.md (divv8sf3): Likewise.
461 (sqrtv8sf2): Likewise.
463 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
465 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
467 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
469 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
471 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
472 ssemodesuffixf2c with avxmodesuffixf2c.
474 2009-05-06 Joseph Myers <joseph@codesourcery.com>
477 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
479 2009-05-05 Jakub Jelinek <jakub@redhat.com>
481 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
482 (struct tree_base): Adjust spacing for 8 bit boundaries.
483 (struct tree_decl_common): Add decl_by_reference_flag bit.
484 (DECL_BY_REFERENCE): Adjust.
485 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
486 print DECL_BY_REFERENCE bit.
487 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
488 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
489 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
490 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
494 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
495 range of the type, but default label is missing, add it with one
496 of the existing labels instead of adding a new label for it.
498 2009-05-05 Joseph Myers <joseph@codesourcery.com>
502 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
504 * Makefile.in (enable_plugin, plugin_includedir): New.
505 (install): Depend on install-plugin.
506 (PLUGIN_HEADERS): New.
507 (install-plugin): New.
508 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
510 2009-05-05 Richard Guenther <rguenther@suse.de>
512 PR tree-optimization/40022
513 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
515 (phivn_valid_p): Fix tuplification error, simplify.
516 (phiprop_insert_phi): Add dumps.
517 (propagate_with_phi): Simplify.
519 2009-05-05 Richard Guenther <rguenther@suse.de>
522 * builtins.c (gimplify_va_arg_expr): Properly build the address.
524 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
526 * tree.h (strip_float_extensions): Remove duplicate declaration.
527 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
528 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
529 block_ultimate_origin): Rearrange the declarations line to match the
530 comment that indicates the .c file which the functions are defined.
531 (dwarf2out_*, set_decl_rtl): Add comment.
532 (get_base_address): Adjust comment.
533 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
534 declarations line and add comment.
535 (is_builtin_name): Add blank after function name, for clarity.
537 2009-05-04 Joseph Myers <joseph@codesourcery.com>
539 * attribs.c (decl_attributes): Use %qE for identifiers in
541 * cgraphunit.c (verify_cgraph_node): Translate function names to
542 locale character set in diagnostics.
543 * coverage.c (get_coverage_counts): Use %qE for identifiers in
545 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
546 Document that functions are named in UTF-8.
547 * expr.c (expand_expr_real_1): Translate function names to locale
548 character set in diagnostics.
549 * gimplify.c (omp_notice_variable, omp_is_private,
550 gimplify_scan_omp_clauses): Use %qE for identifiers in
552 * langhooks.c (lhd_print_error_function): Translate function names
553 to locale character set.
554 * langhooks.h (decl_printable_name): Document that return value is
555 in internal character set.
556 * stmt.c: Include pretty-print.h
557 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
559 (resolve_operand_name_1): Translate named operand name to locale
561 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
563 * toplev.c (announce_function): Translate function names to locale
565 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
566 (default_tree_printer): Use pp_identifier or translate identifiers
567 to locale character set. Mark "<anonymous>" for translation.
568 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
569 for identifiers in diagnostics.
570 * tree.c (handle_dll_attribute): Use %qE for identifiers in
572 * varasm.c (output_constructor): Use %qE for identifiers in
575 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
577 * configure.ac: use ` ` instead of $()
578 * configure: Regenerate.
580 2009-05-05 Ben Elliston <bje@au.ibm.com>
582 * config/pa/linux-atomic.c: Eliminate conditional include of
583 errno.h on non-LP64 systems to simplify build requirements.
585 2009-05-04 Joseph Myers <joseph@codesourcery.com>
587 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
589 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
590 and pass value to identifier_to_locale.
591 (warn_variable_length_array): Make name a tree.
592 (grokdeclarator): Separate diagnostic texts for named and unnamed
593 declarators. Use %qE for named declarators.
594 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
596 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
597 identifiers in diagnostics.
598 * c-typeck.c (push_member_name, start_init): Pass identifiers to
599 identifier_to_locale. Mark "anonymous" strings for translation.
601 2009-05-04 Michael Eager <eager@eagercon.com>
603 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
604 address for DImode/DFmode only if double-precision FP regs.
606 2009-05-04 Michael Eager <eager@eagercon.com>
608 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
609 TARGET_SINGLE_FLOAT check.
611 2009-05-04 Michael Eager <eager@eagercon.com>
613 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
615 2009-05-04 Michael Eager <eager@eagercon.com>
617 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
618 * config/rs6000/t-xilinx: New
620 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
622 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
623 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
624 * gcc/explow.c (memory_address): Use target hook.
625 * gcc/targhooks.c (default_legitimize_address): New.
626 * gcc/targhooks.h (default_legitimize_address): New.
627 * gcc/target.h (legitimize_address): New.
628 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
629 (TARGET_INITIALIZER): Include it.
630 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
632 * config/bfin/bfin-protos.h (legitimize_address): Remove.
633 * config/bfin/bfin.c (legitimize_address): Remove.
634 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
635 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
637 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
638 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
640 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
641 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
642 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
643 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
644 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
645 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
646 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
647 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
648 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
649 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
650 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
651 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
652 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
653 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
654 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
655 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
656 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
657 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
658 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
659 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
660 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
661 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
662 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
664 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
665 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
666 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
667 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
668 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
669 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
670 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
671 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
672 (thumb_legitimize_address): Delete.
673 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
674 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
675 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
676 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
677 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
678 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
680 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
683 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
684 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
685 * config/m32r/m32r.c (m32r_legitimize_address): New.
686 * config/m68k/m68k.c (m68k_legitimize_address): New.
687 * config/score/score.c (score_legitimize_address): Standardize.
688 * config/score/score3.c (score3_legitimize_address): Standardize.
689 * config/score/score3.h (score3_legitimize_address): Adjust.
690 * config/score/score7.c (score7_legitimize_address): Standardize.
691 * config/score/score7.h (score7_legitimize_address): Adjust.
692 * config/sh/sh.c (sh_legitimize_address): New.
693 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
695 * gcc/config/s390/s390.c (legitimize_address): Rename to...
696 (s390_legitimize_address): ... this.
697 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
698 (sparc_legitimize_address): ... this.
699 * gcc/config/i386/i386.c (legitimize_address): Rename to...
700 (ix86_legitimize_address): ... this.
701 * gcc/config/avr/avr.c (legitimize_address): Rename to...
702 (avr_legitimize_address): ... this.
703 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
704 (mn10300_legitimize_address): ... this.
705 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
706 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
707 (alpha_expand_mov): Adjust call.
709 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
710 * config/spu/spu.c (spu_legitimize_address): Likewise.
711 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
712 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
714 2009-05-04 Joseph Myers <joseph@codesourcery.com>
716 * intl.c (locale_encoding, locale_utf8): New.
717 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
718 * intl.h (locale_encoding, locale_utf8): Declare.
719 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
720 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
722 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
724 (pp_tree_identifier): Define to call pp_base_tree_identifier.
725 (pp_base_tree_identifier): Declare as function.
726 (identifier_to_locale): Declare.
727 * Makefile.in (pretty-print.o): Update dependencies.
728 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
730 2009-05-04 Richard Guenther <rguenther@suse.de>
733 * builtins.c (fold_builtin_memory_op): Do not decay to element
734 type if the size matches the whole array.
736 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
738 * expmed.c (synth_mult): When trying out a shift, pass the result
741 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
743 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
744 (shiftsub1_cost): New.
745 (init_expmed): Compute shiftsub1_cost.
746 (synth_mult): Optimize multiplications by constants of the form
747 -(2^^m-1) for some constant positive integer m.
749 2009-05-03 Richard Guenther <rguenther@suse.de>
752 * c-typeck.c (array_to_pointer_conversion): Do not built
753 ADDR_EXPRs of arrays of pointer-to-element type.
754 * c-gimplify.c (c_gimplify_expr): Revert change fixing
755 up wrong ADDR_EXPRs after-the-fact.
756 * c-common.c (strict_aliasing_warning): Strip pointer
757 conversions for obtaining the original type.
758 * builtins.c (fold_builtin_memset): Handle array types.
759 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
762 2009-05-03 Richard Guenther <rguenther@suse.de>
765 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
766 Do not lose casts from array types with unknown extent to array
767 types with known extent.
768 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
769 alias set compatibility.
771 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
773 * flags.h (extra_warnings): Delete.
774 * toplev.c (process_options): Handle Wuninitialized here.
775 * opts.c (extra_warnings): Delete.
776 (set_Wextra): Delete.
777 (common_handle_option): -Wextra can be handled automatically.
778 * c-opts.c (c_common_handle_option): Delete obsolete code.
779 (c_common_post_options): Simplify comment.
780 * common.opt (W): Add Var.
782 (Wuninitialized): Initialize to -1.
784 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
785 Richard Guenther <rguenther@suse.de>
787 * expr.c (get_def_for_expr): New function.
788 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
789 SSA rather than trees.
790 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
791 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
793 2009-05-03 Joseph Myers <joseph@codesourcery.com>
795 * c-common.c (reswords): Add _Imaginary.
796 * c-common.c (enum rid): Add RID_IMAGINARY.
798 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
800 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
801 Patch by Richard Guenther.
803 2009-05-03 Anatoly Sokolov <aesok@post.ru>
805 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
806 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
807 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
808 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
809 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
810 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
811 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
812 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
813 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
814 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
815 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
816 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
817 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
818 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
819 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
820 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
821 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
822 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
824 2009-05-02 Richard Guenther <rguenther@suse.de>
826 PR tree-optimization/39940
827 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
830 2009-05-02 Richard Guenther <rguenther@suse.de>
833 * tree-ssa.c (execute_update_addresses_taken): Properly check
834 if we can mark a variable DECL_GIMPLE_REG_P.
835 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
836 back to the end of the function.
837 (is_gimple_reg_type): Remove complex type special casing.
838 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
841 2009-05-02 Ben Elliston <bje@au.ibm.com>
843 * doc/collect2.texi (Collect2): Document search path behaviour
844 when configured with --with-ld.
846 2009-05-02 Jan Hubicka <jh@suse.cz>
848 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
849 parameter; update callers.
850 (coalesce_cost_edge): EH edges are costier because they needs
851 splitting even if not critical and even more costier when there are
852 multiple EH predecestors.
854 2009-05-02 Jan Hubicka <jh@suse.cz>
856 * except.c (remove_eh_handler_and_replace): Handle updating after
859 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
861 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
863 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
865 * varasm.c: Do not include c-pragma.h.
866 * attribs.c: Do not incude c-common.h.
868 2009-05-01 Michael Matz <matz@suse.de>
870 * calls.c (initialize_argument_information): Handle SSA names like
871 decls with a non MEM_P DECL_RTL.
873 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
875 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
876 * ipa-utils.c: Likewise.
877 * ipa-type-escape.c: Likewise.
878 * cgraphunit.c Do not include c-common.h.
879 * ipa-pure-const.c: Likewise.
880 * tree-if-conv.c: Likewise.
881 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
882 * ipa-struct-reorg.c: Likewise.
883 * tree-nomudflap.c: Likewise.
884 * tree-ssa-structalias.c: Likewise.
886 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
888 * store-motion.c: Many cleanups to make this pass a first-class
889 citizen instead of an appendix to gcse load motion. Add TODO list
890 to make this pass faster/cleaner/better.
892 (struct ls_expr): Post gcse.c-split cleanups.
893 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
894 "stores" field to "avail_stores".
895 (pre_ldst_mems): Rename to store_motion_mems.
896 (pre_ldst_table): Rename to store_motion_mems_table.
897 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
898 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
899 (ldst_entry): Rename to st_expr_entry, update users.
900 (free_ldst_entry): Rename to free_st_expr_entry, update users.
901 (free_ldst_mems): Rename to free_store_motion_mems, update users.
902 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
904 (first_ls_expr): Rename to first_st_expr, update users.
905 (next_ls_expr): Rename to next_st_expr, update users.
906 (print_ldst_list): Rename to print_store_motion_mems. Print names of
907 fields properly for store motion instead of names inherited from load
909 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
910 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
913 (ae_kill): Rename to st_kill, update users.
914 (ae_gen): Rename to st_avloc, update users.
915 (transp): Rename to st_transp, update users.
916 (pre_insert_map): Rename to st_insert_map, update users.
917 (pre_delete_map): Rename to st_delete_map, update users.
918 (insert_store, build_store_vectors, free_store_memory,
919 one_store_motion_pass): Update for abovementioned changes.
921 (gcse_subst_count, gcse_create_count): Remove.
922 (one_store_motion_pass): New statistics counters "n_stores_deleted"
923 and "n_stores_created", local variables.
925 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
928 (regvec, compute_store_table_current_insn): Remove.
929 (reg_set_info, reg_clear_last_set): Remove.
930 (compute_store_table): Use DF caches instead of local dataflow
933 2009-05-01 Joseph Myers <joseph@codesourcery.com>
935 * c-objc-common.c (c_tree_printer): Print identifiers with
936 pp_identifier, not pp_string. Mark "({anonymous})" for
938 * c-pretty-print.c (pp_c_ws_string): New.
939 (pp_c_cv_qualifier, pp_c_type_specifier,
940 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
941 pp_c_storage_class_specifier, pp_c_function_specifier,
942 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
943 pp_c_primary_expression, pp_c_postfix_expression,
944 pp_c_unary_expression, pp_c_shift_expression,
945 pp_c_relational_expression, pp_c_equality_expression,
946 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
947 use pp_string and pp_c_ws_string in place of pp_identifier and
948 pp_c_identifier for non-identifiers. Mark English strings for
950 * c-pretty-print.h (pp_c_ws_string): Declare.
952 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
953 Roland McGrath <roland@redhat.com>
955 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
956 (ENABLE_LD_BUILDID): New configuration option.
957 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
958 (LINK_BUILDID_SPEC): New macro.
959 (init_spec): If defined, prepend it between LINK_EH_SPEC and
961 * doc/install.texi: Document --enable-linker-build-id option.
962 * configure: Rebuild.
963 * config.in: Rebuild.
965 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
967 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
968 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
969 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
970 MIPS_GP_SAVE_AREA_SIZE.
971 * config/mips/mips.c (struct mips_frame_info): Update comment
972 before arg_pointer_offset and hard_frame_pointer_offset.
973 (mips_compute_frame_info): Update diagram before function: to
974 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
975 indicate the position of frame_pointer_rtx with -fstack-protector and
976 to show args_size. Don't allocate cprestore area for leaf functions
977 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
979 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
981 2009-04-30 Michael Matz <matz@suse.de>
983 PR tree-optimization/39955
984 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
986 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
988 * ira.c (setup_cover_and_important_classes): Use safe macro
989 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
991 * genpreds.c (write_tm_preds_h): Output suitable definition of
992 REG_CLASS_FOR_CONSTRAINT.
994 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
996 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
998 * bitmap.c (bitmap_descriptor): Likewise.
999 * ggc-common.c (loc_descriptor): Likewise.
1000 * varray.c (varray_descriptor): Likewise.
1001 * vec.c (vec_descriptor): Likewise.
1003 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
1005 * Makefile.in (dce.o): Add $(EXCEPT_H).
1006 * dce.c: Include except.h and delete redundant vector definitions.
1007 (deletable_insn_p): Return false for non-call insns that can throw
1010 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
1012 * gcse.c (ae_gen): Remove.
1013 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
1014 and make non-static function to make it available in store-motion.c.
1015 Update call sites with search-and-replace.
1016 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
1017 extract_mentioned_regs, extract_mentioned_regs_helper,
1018 find_moveable_store, compute_store_table, load_kills_store, find_loads,
1019 store_killed_in_insn, store_killed_after, store_killed_before,
1020 build_store_vectors, insert_insn_start_basic_block, insert-store,
1021 remove_reachable_equiv_notes, replace_store_insn, delete_store,
1022 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
1023 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
1024 * store-motion.c: ...new file. Also copy data structures from gcse.c
1025 and clean up to remove parts not used by store motion.
1026 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
1027 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
1029 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1032 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
1033 when optimizing for size.
1035 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
1037 * gcse.c (gcse_constant_p): Fix typo in last change.
1039 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
1041 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
1043 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
1045 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
1047 2009-04-29 James E. Wilson <wilson@codesourcery.com>
1049 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
1050 CONST_HIGH_PART result.
1052 2009-04-29 Anatoly Sokolov <aesok@post.ru>
1054 * config/avr/avr.c (initial_elimination_offset): Rename to
1055 avr_initial_elimination_offset.
1056 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
1057 change return type to bool.
1058 (avr_can_eliminate): New function.
1059 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
1060 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
1061 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
1062 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
1063 avr_initial_elimination_offset.
1064 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
1065 (avr_initial_elimination_offset): Define.
1067 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
1068 Steven Bosscher <steven@gcc.gnu.org>
1070 PR rtl-optimization/39938
1071 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
1072 * cfgrtl.c: Include insn-attr.h.
1073 (rest_of_pass_free_cfg): New function.
1074 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
1075 * resource.c (init_resource_info): Remove call to df_analyze.
1077 2009-04-29 Richard Guenther <rguenther@suse.de>
1080 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
1081 allow conversion to signed integers.
1083 2009-04-29 Richard Guenther <rguenther@suse.de>
1085 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
1086 shifts of floating point vectors if the shift amount is
1087 a constant multiple of the element size.
1089 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
1090 Michael Matz <matz@suse.de>
1094 * tree-outof-ssa.c (emit_partition_copy): New function.
1095 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
1096 insert_part_to_rtx_on_edge): Perform the partition base var
1097 copy using emit_partition_copy.
1098 (insert_value_copy_on_edge): Convert constants to the right mode.
1099 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
1100 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
1102 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1104 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
1105 scan backwards to try to find a constant to initialize it.
1107 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
1108 insn before the loop_end instruction, don't look past labels.
1110 2009-04-29 Richard Guenther <rguenther@suse.de>
1113 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
1114 loose type conversions.
1115 (forward_propagate_addr_expr): Fix tuplification bug. Remove
1116 stmts only if there are no uses of its definition.
1118 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1120 * config/bfin/bfin.h (splitting_loops): Declare.
1121 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
1122 Reorder bit definitions to be ascending.
1123 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
1124 * config/bfin/bfin.c (splitting_loops): New variable.
1125 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
1126 (struct loop_info): Remove members INIT and LOOP_INIT.
1127 (bfin_optimize_loop): Don't set them. Reorder the code that generates
1128 the LSETUP sequence. Allow LC to be loaded from any register, but
1129 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
1130 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
1132 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
1133 of reload_completed.
1136 * config/bfin/bfin.md (movsi_insn): Refine constraints.
1138 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
1140 * Makefile.in (PLUGIN_VERSION_H): New.
1141 (OBJS-common): Remove plugin-version.o.
1142 (plugin.o): Depend on (PLUGIN_VERSION_H).
1143 (plugin-version.o): Remove.
1144 * configure: Regenerate
1145 * configure.ac: Create plugin-version.h.
1146 * gcc-plugin.h (plugin_gcc_version): Remove.
1147 (plugin_default_version_check): Change signature.
1148 * plugin-version.c: Remove.
1149 * plugin.c: Include plugin-version.h.
1150 (str_plugin_gcc_version_name): Remove.
1151 (try_init_one_plugin): Pass gcc version to plugin_init.
1152 (plugin_default_version_check): Both gcc and plugin versions are now
1155 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1157 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
1158 problematic last insns. Test for TYPE_CALL rather than CALL_P.
1159 Remove special case testing for last insn of inner loops. Don't fail
1160 if the loop ends with a jump, emit an extra nop instead.
1162 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
1163 DREGS rather than comparing directly. Remove code that tries to
1164 account for latencies.
1166 2009-04-29 Richard Guenther <rguenther@suse.de>
1168 PR tree-optimization/39941
1169 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
1170 eliminating an indirect call.
1172 2009-04-29 Richard Guenther <rguenther@suse.de>
1174 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
1175 parameter. Allow invariants as base if !require_lvalue.
1176 (verify_gimple_assign_single): Adjust.
1178 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1180 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
1181 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
1182 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
1183 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
1184 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
1186 * config/bfin/bfin.c (bfin_expand_builtin,
1187 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
1189 2009-04-28 Richard Guenther <rguenther@suse.de>
1191 * tree-vect-loop.c (get_initial_def_for_induction): Use
1192 correct types for pointer increment.
1194 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1196 * toplev.c (print_version): Update GMP version string calculation.
1198 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
1200 PR rtl-optimization/39938
1201 * resource.c (init_resource_info): Add call to df_analyze.
1203 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1205 * config/alpha/alpha.md (usegp): Cast the result of
1206 alpha_find_lo_sum_using_gp to enum attr_usegp.
1207 * config/alpha/alpha.c (override_options): Remove end-of-structure
1208 marker element from cpu_table. Use array size of cpu_table to handle
1209 -mcpu and -mtune options.
1210 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
1212 2009-04-28 Joseph Myers <joseph@codesourcery.com>
1214 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
1215 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
1216 tune_32 and tune_64.
1217 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
1219 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
1220 * config/rs6000/option-defaults.h: ... here. New file.
1221 (OPT_64, OPT_32): Define.
1222 (MASK_64BIT): Define to 0 if not already defined.
1223 (OPT_ARCH64, OPT_ARCH32): Define.
1224 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
1227 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1229 * config/arm/arm.c (arm_override_options): Emit error on using
1232 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1234 PR rtl-optimization/39914
1235 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
1236 registers for allocnos created from user-defined variables only
1237 when not optimizing.
1239 2009-04-28 Richard Guenther <rguenther@suse.de>
1242 * fold-const.c (fold_binary): Use distribute_real_division only
1245 2009-04-28 Steve Ellcey <sje@cup.hp.com>
1247 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
1248 add hpux-stdint.h to tm_file.
1249 (hppa[12]*-*-hpux11*): Ditto.
1250 (ia64*-*-hpux*): Ditto.
1251 * config/hpux-stdint.h: New.
1252 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
1253 __STDC_EXT__ for all compiles.
1254 * config/pa/pa-hpux.h: Ditto.
1255 * config/pa/pa-hpux10.h: Ditto.
1256 * config/pa/pa-hpux11.h: Ditto.
1258 2009-04-28 Catherine Moore <clm@codesourcery.com>
1260 * debug.h (set_name): Add comment.
1262 2009-04-28 Andrew Pinski <pinskia@gmail.com>
1265 * config/darwin.c (machopic_gen_offset): Check
1266 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
1267 * config/arm/arm.c (require_pic_register): Likewise.
1269 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
1271 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
1272 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
1273 m32c_promote_prototypes): Delete.
1275 2009-04-28 Michael Matz <matz@suse.de>
1278 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
1281 2009-04-28 Richard Guenther <rguenther@suse.de>
1283 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
1285 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1287 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
1288 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
1289 * config/arm/arm-tune.md: Regenerate.
1291 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
1293 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
1294 block if there are complex incoming edges.
1295 (sel_merge_blocks): Remove useless assert.
1296 (sel_redirect_edge_and_branch): Check that edge was redirected.
1297 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
1298 (sel_find_rgns): Delete declaration.
1299 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
1300 the region when it is not a preheader.
1302 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1305 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
1307 2009-04-28 Richard Guenther <rguenther@suse.de>
1309 * tree.h (SSA_NAME_VALUE): Remove.
1310 (struct tree_ssa_name): Remove value_handle member.
1311 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
1312 array for jump threading.
1313 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
1315 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
1316 * tree-flow.h (threadedge_initialize_values): Declare.
1317 (threadedge_finalize_values): Likewise.
1318 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
1319 (SSA_NAME_VALUE): Define.
1320 (threadedge_initialize_values): New function.
1321 (threadedge_finalize_values): Likewise.
1322 * tree-ssa-dom.c (ssa_name_values): New global variable.
1323 (SSA_NAME_VALUE): Define.
1324 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
1326 2009-04-28 Ira Rosen <irar@il.ibm.com>
1328 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
1329 Use REPORT_VECTORIZED_LOCATIONS instead
1330 REPORT_VECTORIZED_LOOPS.
1331 * tree-vectorizer.c (vect_verbosity_level): Make static.
1332 (vect_loop_location): Rename to vect_location.
1333 (vect_set_verbosity_level): Update comment.
1334 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
1336 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
1337 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
1338 instead REPORT_UNVECTORIZED_LOOPS.
1339 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def and
1340 vect_loop_def to vect_external_def and vect_internal_def.
1341 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
1342 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
1343 REPORT_UNVECTORIZED_LOCATIONS.
1344 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
1345 and vect_used_in_loop and to vect_unused_in_scope and
1347 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
1348 (vect_verbosity_level): Remove declaration.
1349 (vect_analyze_operations): Likewise.
1350 (vect_analyze_stmt): Declare.
1351 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
1352 REPORT_UNVECTORIZED_LOCATIONS.
1353 (vect_get_loop_niters): Fix indentation.
1354 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
1355 (vect_analyze_loop_operations): New function.
1356 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
1357 vect_analyze_operations.
1358 (vect_is_simple_reduction): Use new names.
1359 (vectorizable_live_operation, vect_transform_loop): Likewise.
1360 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value to
1361 specify whether the data references can be a part of interleaving chain.
1362 (vect_analyze_data_ref_dependence): Use new names.
1363 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
1364 (vect_create_addr_base_for_vector_ref): Remove redundant code.
1365 * tree-vect-patterns.c (widened_name_p): Use new names.
1366 (vect_recog_dot_prod_pattern): Likewise.
1367 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
1368 (process_use, vect_mark_stmts_to_be_vectorized,
1369 vect_model_simple_cost, vect_model_store_cost,
1370 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
1371 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
1372 vectorizable_operation, vectorizable_type_demotion,
1373 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
1374 vectorizable_condition): Likewise.
1375 (vect_analyze_operations): Split into vect_analyze_loop_operations
1377 (vect_analyze_stmt): ... new function.
1378 (new_stmt_vec_info): Use new names.
1379 (vect_is_simple_use): Use new names and fix comment.
1380 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
1381 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
1383 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
1386 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
1387 and integer modes for x87 operands. Do not ICE for unsupported size,
1388 generate error instead. Generate error for unsupported operand types.
1389 ['z']: Do not handle HImode memory operands specially. Warning
1390 for floating-point operands. Fallthru to 'Z' for unsupported operand
1391 types. Do not ICE for unsupported size, generate error instead.
1392 (output_387_binary_op): Use %Z to output operands.
1393 (output_fp_compare): Ditto.
1394 (output_387_reg_move): Ditto.
1396 2009-04-28 Ben Elliston <bje@au.ibm.com>
1401 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1403 * builtins.c (c_strlen): Do not warn here.
1404 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
1405 * c-common.c (pointer_int_sum): Take an explicit location.
1406 Warn about offsets out of bounds.
1407 * c-common.h (pointer_int_sum): Adjust declaration.
1409 2009-04-27 Ian Lance Taylor <iant@google.com>
1411 * collect2.c (is_ctor_dtor): Change type of ret field in struct
1413 * dce.c (run_fast_df_dce): Change type of old_flags to int.
1414 * df-core.c (df_set_flags): Change return type to int. Change
1415 type of old_flags to int.
1416 (df_clear_flags): Likewise.
1417 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
1418 (df_get_conditional_uses): Likewise.
1419 * df.h (df_set_flags, df_clear_flags): Update declarations.
1420 * dwarf2out.c (struct indirect_string_node): Change type of form
1421 field to enum dwarf_form.
1422 (AT_string_form): Change return type to enum dwarf_form.
1423 * fixed-value.c (fixed_compare): Add cast to enum type.
1424 * fwprop.c (update_df): Change 0 to VOIDmode.
1425 * gensupport.c: Change 0 to UNKNOWN.
1426 * gimple.h (gimple_cond_code): Add cast to enum type.
1427 * haifa-sched.c (reemit_notes): Add cast to enum type.
1428 * hooks.c (hook_int_void_no_regs): Remove function.
1429 * hooks.h (hook_int_void_no_regs): Remove declaration.
1430 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
1431 * predict.c (combine_predictions_for_insn): Add casts to enum type.
1432 * real.c (real_arithmetic): Add cast to enum type.
1433 (real_compare): Likewise.
1434 * target.h (struct gcc_target): Change return type of
1435 branch_target_register_class to enum reg_class.
1436 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
1437 default_branch_target_register_class.
1438 * targhooks.c (default_branch_target_register_class): New function.
1439 * targhooks.h (default_branch_target_register_class): Declare.
1440 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
1441 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
1443 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
1445 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
1446 vect_uninitialized_def. Change 0 to ERROR_MARK.
1447 * tree-vect-stmts.c (supportable_widening_operation): Don't
1448 initialize icode1 and icode2.
1449 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
1450 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
1452 (cmn_err_flag_specs): Change 0 to STD_C89.
1453 (cmn_err_char_table): Likewise.
1454 * config/arm/arm.c (get_arm_condition_code): Change type of code
1455 to enum arm_cond_code.
1456 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
1457 (IWMMXT_BUILTIN2): Likewise.
1458 (neon_builtin_type_bits): Don't define typedef.
1459 (neon_builtin_datum): Change type of bits field to int.
1460 (arm_expand_neon_args): Add cast to enum type.
1461 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
1463 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
1465 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
1467 * config/mips/mips.md (jal_macro): Return enum constant.
1468 (single_insn): Likewise.
1469 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
1471 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1473 * config/s390/s390.c (s390_tune_flags): Change type to int.
1474 (s390_arch_flags): Likewise.
1475 (s390_handle_arch_option): Change flags field of struct pta to int.
1476 * config/s390/s390.h (s390_tune_flags): Update declaration.
1477 (s390_arch_flags): Likewise.
1478 * config/sh/sh.c (prepare_move_operands): Compare
1479 tls_symbolic_operand result with enum constant.
1480 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
1481 (sh_expand_prologue): Add cast to enum type.
1482 (sh_expand_epilogue): Likewise.
1483 (tls_symbolic_operand): Change return type to enum tls_model.
1484 (fpscr_set_from_mem): Add cast to enum type.
1485 (legitimize_pic_address): Compare tls_symbolic_operand result with
1487 (sh_target_reg_class): Change return type to enum reg_class.
1488 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
1490 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
1491 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
1492 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
1493 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
1494 (delayed_branch, tls_call_delay): Likewise.
1495 (eligible_for_sibcall_delay): Likewise.
1496 (eligible_for_return_delay): Likewise.
1497 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
1498 (spu_expand_builtin_1): Likewise.
1500 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
1501 for all types of conversions.
1502 (output_init_element): Issue -Wc++-compat warning if needed when
1503 initializing a bitfield with enum type.
1504 * c-parser.c (c_parser_expression): Set original_type to
1505 original_type of right hand operand of comman operator.
1507 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1509 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
1511 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
1512 * doc/cpp.texi (Standard Predefined Macros)
1513 (Implementation-defined behavior): Likewise.
1514 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
1515 * doc/gimple.texi (GIMPLE Exception Handling)
1516 (@code{GIMPLE_ASSIGN}): Likewise.
1517 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
1518 * doc/invoke.texi (Warning Options, Optimize Options)
1519 (AVR Options, Darwin Options): Likewise.
1520 (Optimize Options): Reformulate -fwhole-program description.
1521 * doc/loop.texi (Lambda): Likewise.
1522 * doc/md.texi (Output Template, Define Constraints)
1523 (Standard Names, Insn Splitting): Likewise.
1524 * doc/options.texi (Option properties): Likewise.
1525 * doc/passes.texi (Tree-SSA passes): Likewise.
1526 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
1527 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
1528 (File Names and DBX): Likewise.
1529 * doc/trouble.texi (Incompatibilities): Likewise.
1531 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1533 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
1534 instruction is correct.
1536 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1538 Allow non-constant arguments to conversion intrinsics.
1539 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
1540 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
1541 * spu.c (print_operand): Handle 'v' and 'w'.
1542 (exp2_immediate_p, spu_gen_exp2): Define.
1543 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
1544 spu_convtf_1): Update parameter descriptions.
1545 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
1546 * constraints.md ('v', 'w'): New.
1547 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
1549 (i2f, I2F): New define_mode_attr.
1550 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
1551 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
1552 fixuns_truncv4sfv4si2): Update to use mode attribute.
1553 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
1554 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
1555 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
1556 patterns for combine.
1558 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
1560 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
1561 (cprop, hoist, pre, store_motion): New debug counters.
1562 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
1563 is not an RTL pass anymore.
1564 (pass_profiling): Remove extern decl for pass removed in 2005.
1565 (pass_gcse, pass_jump_bypass): Remove.
1566 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
1567 to 0 for clean state.
1568 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
1569 * cse.c (gate_handle_cse_after_global_opts,
1570 rest_of_handle_cse_after_global_opts): New functions.
1571 (pass_cse_after_global_opts): New pass, does local CSE.
1572 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
1573 (TV_CPROP): New timevar.
1574 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
1575 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
1576 (gcse_main, recompute_all_luids): Remove.
1577 (compute_hash_table_work): Call max_reg_num instead of reading
1579 (cprop_jump): Don't set run_jump_opt_after_gcse.
1580 (constprop_register): Always allow to alter jumps.
1581 (cprop_insn): Likewise.
1582 (do_local_cprop): Likewise.
1583 (local_cprop_pass): Likewise. Return non-zero if something changed.
1584 (cprop): Remove function, fold interesting bits into one_cprop_pass.
1585 (find_implicit_sets): Add note about missed optimization opportunity.
1586 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
1587 pass_rtl_cprop execute function.
1588 Don't bother tracking the pass number, each pass gets its own dumpfile
1590 Always allow to alter jumpsand bypass jumps.
1591 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
1592 will just find no suitable set.
1593 (pre_edge_insert): Fix dumping, this function is for PRE only.
1594 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
1595 pass_rtl_pre execute function.
1596 (hoist_code): Return non-zero if something changed. Keep track of
1597 substitutions and insertions for statistics gathering similar to PRE.
1598 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
1599 called from the pass_rtl_hoist execute function. Show pass statistics.
1600 (compute_store_table): Use max_reg_num directly instead of using the
1601 formerly global max_gcse_regno.
1602 (build_store_vectors): Likewise.
1603 (replace_store_insn): Fix dumping.
1604 (store_motion): Rename to ...
1605 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
1606 pass, called from the pass_rtl_store_motion execute function. Keep
1607 track of substitutions and insertions for statistics gathering similar
1609 (bypass_jumps): Remove, fold interesting bits into ...
1610 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
1611 from the pass_rtl_cprop execute function.
1612 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
1613 pass_jump_bypass): Remove.
1614 (gate_handle_gcse, rest_of_handle_gcse): Remove.
1615 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
1616 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
1617 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
1618 (gate_rtl_store_motion, execute_rtl_store_motion,
1619 pass_rtl_store_motion): New.
1620 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
1621 make it clear that -fcse-skip-blocks is a no-op for backward compat.
1622 * passes.c (init_optimization_passes): Remove pass_gcse and
1623 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
1624 and cse_after_global_opts in place of pass_gcse. Schedule cprop
1625 instead of pass_jump_bypass.
1627 2009-04-27 Richard Guenther <rguenther@suse.de>
1630 * gimplify.c (gimplify_expr): If we are required to create
1631 a temporary make sure it ends up as register.
1633 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
1636 * config/i386/i386.c (construct_container): Don't call
1637 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
1638 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
1640 2009-04-27 Michael Matz <matz@suse.de>
1642 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
1643 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
1644 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
1645 (dump_replaceable_exprs): Take a bitmap.
1646 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
1648 (expand_gimple_basic_block): Likewise.
1649 * tree-ssa-ter.c (struct temp_expr_table_d): Make
1650 replaceable_expressions member a bitmap.
1651 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
1652 (mark_replaceable): Likewise.
1653 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
1654 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
1656 2009-04-27 Richard Guenther <rguenther@suse.de>
1658 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
1659 (verify_stmts): Dispatch to gimple/type verification code.
1660 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
1661 issue with call argument types.
1663 2009-04-27 Michael Matz <matz@suse.de>
1665 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
1666 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
1669 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
1670 Eric Botcazou <ebotcazou@adacore.com>
1672 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
1673 a label's basic block.
1674 (mark_target_live_regs): Tidy and rework obsolete comments.
1675 Change back DF problem to LIVE. If a label starts a basic block,
1676 assume that all registers that used to be live then still are.
1677 (init_resource_info): If a label starts a basic block, set its
1678 BLOCK_FOR_INSN accordingly.
1679 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
1681 2009-04-27 Richard Guenther <rguenther@suse.de>
1683 * tree-flow-inline.h (function_ann): Remove.
1684 (get_function_ann): Likewise.
1685 * tree-dfa.c (create_function_ann): Remove.
1686 * tree-flow.h (struct static_var_ann_d): Remove.
1687 (struct function_ann_d): Likewise.
1688 (union tree_ann_d): Remove fdecl member.
1689 (function_ann_t): Remove.
1690 (function_ann, get_function_ann, create_function_ann): Remove
1693 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
1695 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
1697 2009-04-27 Jan Hubicka <jh@suse.cz>
1699 * ipa-pure-const.c (struct funct_state_d): New fields
1700 state_previously_known, looping_previously_known; remove
1701 state_set_in_source.
1702 (analyze_function): Use new fields.
1703 (propagate): Avoid assumption that state_set_in_source imply
1706 * tree-ssa-loop-niter.c (finite_loop_p): New function.
1707 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
1708 * cfgloop.h (finite_loop_p): Declare.
1710 2009-04-26 Michael Matz <matz@suse.de>
1712 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
1714 2009-04-26 Michael Matz <matz@suse.de>
1716 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
1717 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
1718 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
1719 pass_mark_used_blocks): Remove.
1720 * tree-optimize.c (pass_free_datastructures,
1721 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
1722 * passes.c (init_optimization_passes): Don't call
1723 pass_mark_used_blocks, remove dead code.
1725 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
1727 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
1728 * tree-ssa-live.h (register_ssa_partition): Likewise.
1730 2009-04-26 Michael Matz <matz@suse.de>
1733 * builtins.c (fold_builtin_next_arg): Handle SSA names.
1734 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
1735 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
1737 (compare_pairs): Swap cost comparison.
1738 (coalesce_ssa_name): Don't use change_partition_var.
1739 * tree-nrv.c (struct nrv_data): Add modified member.
1740 (finalize_nrv_r): Set it.
1741 (tree_nrv): Use it to update statements.
1742 (pass_nrv): Require PROP_ssa.
1743 * tree-mudflap.c (mf_decl_cache_locals,
1744 mf_build_check_statement_for): Use make_rename_temp.
1745 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
1746 * alias.c (find_base_decl): Handle SSA names.
1747 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
1748 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
1749 * rtl.h (set_reg_attrs_for_parm): Declare.
1750 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
1751 to "optimized", remove unused locals at finish.
1752 (execute_free_datastructures): Make global, call
1753 delete_tree_cfg_annotations.
1754 (execute_free_cfg_annotations): Don't call
1755 delete_tree_cfg_annotations.
1757 * ssaexpand.h: New file.
1758 * expr.c (toplevel): Include ssaexpand.h.
1759 (expand_assignment): Handle SSA names the same as register variables.
1760 (expand_expr_real_1): Expand SSA names.
1761 * cfgexpand.c (toplevel): Include ssaexpand.h.
1762 (SA): New global variable.
1763 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
1764 (SSAVAR): New macro.
1765 (set_rtl): New helper function.
1766 (add_stack_var): Deal with SSA names, use set_rtl.
1767 (expand_one_stack_var_at): Likewise.
1768 (expand_one_stack_var): Deal with SSA names.
1769 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
1770 before unique numbers.
1771 (expand_stack_vars): Use set_rtl.
1772 (expand_one_var): Accept SSA names, add asserts for them, feed them
1773 to above subroutines.
1774 (expand_used_vars): Expand all partitions (without default defs),
1775 then only the local decls (ignoring those expanded already).
1776 (expand_gimple_cond): Remove edges when jumpif() expands an
1778 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
1779 or remove abnormal edges. Ignore insns setting the LHS of a TERed
1781 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
1782 members of SA; deal with PARM_DECL partitions here; expand
1783 all PHI nodes, free tree datastructures and SA. Commit instructions
1784 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
1785 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
1786 info and statements at start, collect garbage at finish.
1787 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
1788 (VAR_ANN_PARTITION) Remove.
1789 (change_partition_var): Don't declare.
1790 (partition_to_var): Always return SSA names.
1791 (var_to_partition): Only accept SSA names.
1792 (register_ssa_partition): Only check argument.
1793 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
1795 (delete_var_map): Don't free it.
1796 (var_union): Only accept SSA names, simplify.
1797 (partition_view_init): Mark only useful SSA names as used.
1798 (partition_view_fini): Only deal with SSA names.
1799 (change_partition_var): Remove.
1800 (dump_var_map): Use ssa_name instead of partition_to_var member.
1801 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
1803 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
1804 (struct _elim_graph): New member const_dests; nodes member vector of
1806 (set_location_for_edge): New static helper.
1807 (create_temp): Remove.
1808 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
1809 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
1810 (new_elim_graph): Allocate const_dests member.
1811 (clean_elim_graph): Truncate const_dests member.
1812 (delete_elim_graph): Free const_dests member.
1813 (elim_graph_size): Adapt to new type of nodes member.
1814 (elim_graph_add_node): Likewise.
1815 (eliminate_name): Likewise.
1816 (eliminate_build): Don't take basic block argument, deal only with
1817 partition numbers, not variables.
1818 (get_temp_reg): New static helper.
1819 (elim_create): Use it, deal with RTL temporaries instead of trees.
1820 (eliminate_phi): Adjust all calls to new signature.
1821 (assign_vars, replace_use_variable, replace_def_variable): Remove.
1822 (rewrite_trees): Only do checking.
1823 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
1824 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
1825 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
1826 contains_tree_r, MAX_STMTS_IN_LATCH,
1827 process_single_block_loop_latch, analyze_edges_for_bb,
1828 perform_edge_inserts): Remove.
1829 (expand_phi_nodes): New global function.
1830 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
1831 functions, initialize new parameter, remember partitions having a
1833 (finish_out_of_ssa): New global function.
1834 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
1835 don't reset in_ssa_p here, don't disable TER when mudflap.
1836 (pass_del_ssa): Remove.
1837 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
1839 (execute_free_datastructures): Declare.
1840 * Makefile.in (SSAEXPAND_H): New variable.
1841 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
1842 * basic-block.h (commit_one_edge_insertion): Declare.
1843 * passes.c (init_optimization_passes): Move pass_nrv and
1844 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
1845 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
1846 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
1847 (redirect_branch_edge): Deal with super block when expanding, split
1848 out jump patching itself into ...
1849 (patch_jump_insn): ... here, new static helper.
1851 2009-04-26 Michael Matz <matz@suse.de>
1853 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
1854 beyond num_ssa_names.
1855 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
1856 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
1858 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1861 * fwprop.c (forward_propagate_asm): New function.
1862 (forward_propagate_and_simplify): Propagate also into __asm, if it
1863 doesn't increase the number of referenced registers.
1866 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
1868 2009-04-26 Jakub Jelinek <jakub@redhat.com>
1870 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
1871 note_nonlocal_vla_type for nonlocal VLAs.
1872 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
1873 contains_remapped_vars, remap_vla_decls): New functions.
1874 (convert_nonlocal_reference_stmt): If not optimizing, call
1875 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
1876 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
1877 if it wasn't found in var_map.
1878 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
1879 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
1880 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
1882 * gimplify.c (nonlocal_vlas): New variable.
1883 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
1885 (gimplify_body): Create and destroy nonlocal_vlas.
1887 * dwarf2out.c (loc_descr_plus_const): New function.
1888 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
1889 mem_loc_descriptor, loc_descriptor_from_tree_1,
1890 descr_info_loc, gen_variable_die): Use it.
1892 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
1893 !TREE_STATIC VAR_DECLs.
1894 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
1895 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
1896 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
1897 DECL_BY_REFERENCE is valid.
1898 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
1899 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
1900 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
1901 Copy DECL_BY_REFERENCE.
1902 (struct nesting_copy_body_data): New type.
1903 (nesting_copy_decl): New function.
1904 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
1905 if they have variable length.
1907 2009-04-26 Michael Matz <matz@suse.de>
1909 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
1910 mark new temporaries for renaming.
1912 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1915 * c-decl.c (global_bindings_p): Return negative value.
1916 (c_variable_size): New. Based on variable_size from
1918 (grokdeclarator): Call c_variable_size not variable_size.
1920 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
1922 * config/i386/i386.c (print_operand) ['z']: Fix typo.
1924 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
1926 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
1927 Redefine it to just use mingw/include.
1928 (ASM_SPEC): Rules for -m32 and -m64.
1929 (LINK_SPEC): Use Likewise.
1930 (SPEC_32): New define.
1931 (SPEC_64): Likewise.
1932 (SUB_LINK_SPEC): Likewise.
1933 (MULTILIB_DEFAULTS): New define.
1934 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
1935 Add multilib options.
1936 (MULTILIB_DIRNAMES): Likewise.
1937 (MULTILIB_OSDIRNAMES): Likewise.
1939 (INSTALL_LIBGCC): Likewise.
1941 2009-04-26 Joseph Myers <joseph@codesourcery.com>
1944 * c-tree.h (enum c_inline_static_type): New.
1945 (record_inline_static): Declare.
1946 * c-decl.c (struct c_inline_static, c_inline_statics,
1947 record_inline_static, check_inline_statics): New.
1948 (pop_file_scope): Call check_inline_statics.
1949 (start_decl): Call record_inline_static instead of pedwarning
1950 directly for static in inline function.
1951 * c-typeck.c (build_external_ref): Call record_inline_static
1952 instead of pedwarning directly for static referenced in inline
1955 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
1957 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
1958 not new but only being rescanned.
1959 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
1960 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
1961 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
1962 record_set_info, compute_set, grealloc): Remove.
1963 (recompute_all_luids): New function.
1964 (gcse_main): Don't compute sets, and don't do related memory
1965 allocations/free-ing. If something changed before the end of the
1966 pass, update LUIDs using recompute_all_luids.
1967 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
1968 (free_gcse_mem): Don't free it either.
1969 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
1970 Use the df insn LUIDs.
1971 (load_killed_in_block): Likewise.
1972 (compute_hash_table_work): Don't compute reg_set_in_block.
1973 (compute_transp): Use DF_REG_DEF_CHAINs.
1974 (local_cprop_pass): Don't use compute_sets and related functions.
1975 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
1976 Use get_max_uid() instead of max_cuid.
1977 (insert_insn_end_basic_block, pre_insert_copy_insn,
1978 update_ld_motion_stores): Don't try to
1979 keep reg_set tables up to date.
1980 (pre_insert_copies): Use df insn LUIDs.
1981 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
1982 (reg_set_info): Don't use extra bitmap argument.
1983 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
1984 information to compute regs_set_in_block.
1985 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
1986 (bypass_jumps): Don't use compute_sets and friends.
1988 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1991 * opts.c (undocumented_msg): Do not leave blank even with
1994 2009-04-25 Joseph Myers <joseph@codesourcery.com>
1996 * c-decl.c (build_enumerator): Allow values folding to integer
1997 constants but not integer constant expressions with a pedwarn if
2000 2009-04-25 Joseph Myers <joseph@codesourcery.com>
2003 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
2004 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
2005 type is an integer constant.
2007 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
2010 * config/i386/i386.c (print_operand) ['z']: Revert handling of
2013 2009-04-25 Joseph Myers <joseph@codesourcery.com>
2016 * c-decl.c (grokdeclarator): Diagnose declarations of functions
2017 with variably modified return type and no storage class
2018 specifiers, except for the case of nested functions. Distinguish
2019 extern declarations of functions with variably modified return
2020 types from those of objects with variably modified types.
2022 2009-04-25 Jan Hubicka <jh@suse.cz>
2024 * tree.c (list_equal_p): New function.
2025 * tree.h (list_equal_p): Declare.
2026 * coretypes.h (edge_def, edge, const_edge, basic_block_def
2027 basic_block_def, basic_block, const_basic_block): New.
2028 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
2029 (redirect_eh_edge): New function.
2030 (make_eh_edge_update_phi): EH edges are not abnormal.
2031 * except.c: Include tree-flow.h.
2032 (list_match): New function.
2033 (eh_region_replaceable_by_p): New function.
2034 (replace_region): New function.
2035 (hash_type_list): New function.
2036 (hash_eh_region): New function.
2037 (eh_regions_equal_p): New function.
2038 (merge_peers): New function.
2039 (remove_unreachable_regions): Verify EH tree when checking;
2041 (copy_eh_region_1): New function.
2042 (copy_eh_region): New function.
2043 (push_reachable_handler): New function.
2044 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
2045 regions without label but with live RESX.
2046 * except.h (redirect_eh_edge_to_label): New.
2047 * tree-flow.h (redirect_eh_edge): New.
2048 * coretypes.h (edge_def, edge, const_edge, basic_block_def
2049 basic_block_def, basic_block, const_basic_block): Remove.
2050 * Makefile.in (except.o): Add dependency on tree-flow.h
2051 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
2052 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
2055 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
2058 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
2059 on the destination of memcpy.
2061 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
2063 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
2064 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
2065 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
2067 2009-04-25 Jan Hubicka <jh@suse.cz>
2069 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
2070 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
2071 to be reached by different label than left.
2072 (update_eh_edges): Update comment; remove edge_to_remove if possible
2073 and return true if suceeded.
2074 (cleanup_empty_eh): Accept sharing map; handle shared regions.
2075 (cleanup_eh): Compute sharing map.
2076 * except.c (remove_eh_handler_and_replace): Add argument if we should
2078 (remove_unreachable_regions): Update for label sharing.
2079 (label_to_region_map): Likewise.
2080 (get_next_region_sharing_label): New function.
2081 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
2083 (remove_eh_handler): Update.
2084 (remove_eh_region_and_replace_by_outer_of): New function.
2085 * except.h (struct eh_region): Add next_region_sharing_label.
2086 (remove_eh_region_and_replace_by_outer_of,
2087 get_next_region_sharing_label): Declare.
2088 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
2090 2009-04-25 Jan Hubicka <jh@suse.cz>
2092 * tree-cfg.c (split_critical_edges): Split also edges where we can't
2093 insert code even if they are not critical.
2095 2009-04-25 Jan Hubicka <jh@suse.cz>
2097 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
2098 (gimple_can_remove_branch_p): EH edges won't remove branch by
2100 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
2101 updating of non-abnormal EH edges.
2102 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
2103 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
2104 (split_critical_edges): Split also edges where emitting code on them
2105 will lead to splitting later.
2107 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
2108 H.J. Lu <hongjiu.lu@intel.com>
2111 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
2112 the configured assembler supports fildq and fistpq mnemonics.
2113 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
2114 * configure: Regenerated.
2117 * config/i386/i386.c (print_operand): Handle 'Z'.
2118 ['z']: Remove handling of special fild/fist suffixes.
2119 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
2120 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
2121 suffix of fild insn.
2122 (*floatsi<mode>2_vector_mixed): Ditto.
2123 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
2124 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
2125 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
2126 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
2127 * config/i386/gas.h (GAS_MNEMONICS): Remove.
2129 2009-04-25 Ben Elliston <bje@au.ibm.com>
2131 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
2132 the source of a set operation.
2134 2009-04-25 Anatoly Sokolov <aesok@post.ru>
2136 * target.h (struct gcc_target): Add case_values_threshold field.
2137 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
2138 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
2139 * targhooks.c (default_case_values_threshold): New function.
2140 * targhooks.h (default_case_values_threshold): Declare function.
2141 * stmt.c (expand_case): Use case_values_threshold target hook.
2142 * expr.h (case_values_threshold): Remove declartation.
2143 * expr.c (case_values_threshold): Remove function.
2144 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
2146 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
2147 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
2148 (avr_case_values_threshold): Declare as static.
2149 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
2151 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
2152 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
2153 (mn10300_case_values_threshold): New function.
2155 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
2157 * ira.c (setup_cover_and_important_classes): Add enum cast.
2159 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
2161 * genpreds.c (write_enum_constraint_num): Output definition of
2162 CONSTRAINT_NUM_DEFINED_P macro.
2163 * ira.c (setup_cover_and_important_classes): Use
2164 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
2166 2009-04-24 DJ Delorie <dj@redhat.com>
2168 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
2169 __SH2A_SINGLE_ONLY__ also.
2171 2009-04-24 Steve Ellcey <sje@cup.hp.com>
2173 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
2174 (movdf_internal): Ditto.
2175 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
2176 SFmode and DFmode constants.
2177 (ia64_print_operand): Add 'G' format for printing
2178 floating point constants.
2180 2009-04-24 Richard Guenther <rguenther@suse.de>
2182 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
2183 from unsigned additions.
2185 2009-04-24 Joseph Myers <joseph@codesourcery.com>
2187 * c-typeck.c (set_init_index): Allow array designators that are
2188 not integer constant expressions with a pedwarn if pedantic.
2190 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
2192 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
2193 zero if no overlap in nonzero bits between the operands.
2195 2009-04-24 Ian Lance Taylor <iant@google.com>
2197 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
2198 (record_dead_and_set_regs): Likewise.
2199 * df.h (struct df_mw_hardreg): Change flags field to int.
2200 (struct df_base_ref): Likewise.
2201 (struct df): Change changeable_flags field to int.
2202 * df-scan.c (df_defs_record): Change clobber_flags to int.
2203 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
2204 constants rather than #define macros.
2205 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
2206 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
2207 (enum dwarf_calling_convention): Likewise.
2208 (enum dwarf_line_number_x_ops): Likewise.
2209 (enum dwarf_call_frame_info): Likewise.
2210 (enum dwarf_source_language): Likewise.
2211 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
2212 (add_calling_convention_attribute): Likewise.
2213 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
2214 (combine_comparisons): Change compcode to int. Add cast to enum type.
2215 * genrecog.c (maybe_both_true_2): Change c to int.
2216 (write_switch): Likewise. Add cast to enum type.
2217 * gimplify.c (gimplify_omp_for): Handle return values from
2218 gimplify_expr using MIN rather than bitwise or.
2219 (gimplify_expr): Add cast to enum type.
2220 * ipa-prop.c (update_jump_functions_after_inlining): Change
2221 IPA_BOTTOM to IPA_JF_UNKNOWN.
2222 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
2223 Add casts to enum type.
2224 (setup_cover_and_important_classes): Change cl to int. Add casts
2226 (setup_class_translate): Change cl and mode to int.
2227 (ira_init_once): Change mode to int.
2228 (free_register_move_costs): Likewise.
2229 (setup_prohibited_mode_move_regs): Add casts to enum type.
2230 * langhooks.c (add_builtin_function_common): Rework assertion that
2231 value fits bitfield.
2232 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
2233 * omega.c (omega_do_elimination): Avoid math on enum types.
2234 * optabs.c (expand_vec_shift_expr): Remove casts to int.
2235 * opts.c (set_debug_level): Change 2 to enum constant. Use new
2236 int local to handle integral_argment value.
2237 * regmove.c (try_auto_increment): Change PUT_MODE to
2239 * reload.c (push_secondary_reload): Add casts to enum type.
2240 (secondary_reload_class, find_valid_class): Likewise.
2241 * reload1.c (emit_input_reload_insns): Likewise.
2242 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
2243 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
2244 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
2246 * tree.c (build_common_builtin_nodes): Add casts to enum type.
2247 * tree-complex.c (complex_lattice_t): Typedef to int rather than
2249 (expand_complex_libcall): Add casts to enum type.
2250 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
2251 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
2252 with ERROR_MARK, not NUM_TREE_CODES.
2253 (vect_create_epilog_for_reduction): Likewise.
2254 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
2255 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
2256 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
2258 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
2259 vect_unused_in_loop. Change 0 to loop_vect.
2260 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
2261 * var-tracking.c (get_init_value): Change return type to enum
2263 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
2264 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
2266 (arm_override_options): Add casts to enum type.
2267 (arm_emit_tls_decoration): Likewise.
2268 * config/i386/i386.c (ix86_function_specific_restore): Add casts
2270 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
2271 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
2272 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
2274 * config/s390/s390.c (code_for_builtin_64): Change to array of
2276 (code_for_builtin_31): Likewise.
2277 (s390_expand_builtin): Change code_for_builtin to enum insn_code
2279 * config/sparc/sparc.c (sparc_override_options): Change value
2280 field in struct code_model to enum cmodel. In initializer change
2281 0 to NULL and add cast to enum type.
2283 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
2284 Change all callers. Issue a -Wc++-compat warning using
2285 lhs_origtype if necessary.
2286 (convert_for_assignment): Issue -Wc++-compat warnings about
2287 invalid conversions to enum type on assignment.
2288 * c-common.h (build_modify_expr): Update declaration.
2290 2009-04-24 Nick Clifton <nickc@redhat.com>
2292 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
2293 (function_arg_advance): Likewise.
2294 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
2297 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2299 * config/s390/constraints.md ('I', 'J'): Fix condition.
2301 2009-04-24 Diego Novillo <dnovillo@google.com>
2303 * gengtype-parse.c (parse_error): Add newline after message.
2305 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
2307 * config/i386/sse.md (avxmodesuffixs): Removed.
2308 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
2309 (*avx_pinsr<ssevecsize>): This.
2311 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
2313 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
2314 follow chains of regs with a single definition, and allow expressions
2315 that are function_invariant_p.
2316 (simple_rhs_p): Allow expressions that are function_invariant_p.
2318 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
2321 * fold-const.c (fold_cond_expr_with_comparison): When folding
2322 > and >= to MAX, make sure the MAX uses the same type as the
2323 comparison's operands.
2325 2009-04-24 Nick Clifton <nickc@redhat.com>
2327 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
2328 addressing for DImode accesses.
2329 (frv_print_operand_address): Handle PLUS case.
2330 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
2332 2009-04-24 Jakub Jelinek <jakub@redhat.com>
2334 PR rtl-optimization/39794
2335 * alias.c (canon_true_dependence): Add x_addr argument.
2336 * rtl.h (canon_true_dependence): Adjust prototype.
2337 * cse.c (check_dependence): Adjust canon_true_dependence callers.
2338 * cselib.c (cselib_invalidate_mem): Likewise.
2339 * gcse.c (compute_transp): Likewise.
2340 * dse.c (scan_reads_nospill): Likewise.
2341 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
2342 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
2343 canon_base_addr of the group, plus optional offset.
2344 (struct group_info): Rename canon_base_mem to
2346 (get_group_info): Set canon_base_addr to canon_rtx of base, not
2347 canon_rtx of base_mem.
2349 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
2351 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
2352 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
2354 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2356 * config/spu/spu-builtins.h: Delete file.
2358 * config/spu/spu.h (enum spu_builtin_type): Move here from
2360 (struct spu_builtin_description): Likewise. Add GTY marker.
2361 Do not use enum spu_function_code or enum insn_code.
2362 (spu_builtins): Add extern declaration.
2364 * config/spu/spu.c: Do not include "spu-builtins.h".
2365 (enum spu_function_code, enum spu_builtin_type_index,
2366 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
2367 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
2368 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
2369 unsigned_V2DI_type_node): Move here from spu-builtins.h.
2370 (spu_builtin_types): Make static. Add GTY marker.
2371 (spu_builtins): Add extern declaration with GTY marker.
2374 * config/spu/spu-c.c: Do not include "spu-builtins.h".
2375 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
2376 Check programmatically whether all parameters are scalar.
2378 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
2380 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
2382 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
2383 assignment from the constructor either if the target is volatile.
2385 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
2387 * config/arm/arm.md (insv): Do not share operands[0].
2389 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
2391 * config/vxlib-tls.c (active_tls_threads): Delete.
2392 (delete_hook_installed): New.
2393 (tls_delete_hook): Don't delete the delete hook.
2394 (tls_destructor): Delete it here.
2395 (__gthread_set_specific): Adjust installing the delete hook.
2396 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
2397 __gthread_leave_tsd_dtor_context.
2399 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
2401 * c-format.c (gcc_tdiag_char_table): Add support for %E.
2403 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
2405 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
2407 (alpha_rtx_costs): Ditto.
2408 (emit_unlikely_jump): Use add_reg_note.
2409 (emit_frame_store_1): Ditto.
2410 (alpha_expand_prologue): Ditto.
2411 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2412 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
2414 2009-04-23 Nick Clifton <nickc@redhat.com>
2416 * config/v850/v850.md (epilogue): Remove suppressed code.
2417 (return): Rename to return_simple and remove test of frame size.
2418 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
2419 to gen_return_simple.
2421 2009-04-22 Jing Yu <jingyu@google.com>
2424 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
2426 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2429 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
2430 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
2431 value is a VECTOR_CST, the element type is the element type of the
2434 2009-04-22 DJ Delorie <dj@redhat.com>
2436 * config/m32c/m32c.h: Update GTY annotations to new syntax.
2438 2009-04-22 Jakub Jelinek <jakub@redhat.com>
2440 * alias.c (find_base_term): Move around LO_SUM case, so that
2441 CONST falls through into PLUS/MINUS handling.
2444 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
2445 into 0, use omit_one_operand.
2447 2009-04-23 Ben Elliston <bje@au.ibm.com>
2449 * config/rs6000/linux-unwind.h (get_regs): Remove type
2450 puns. Change the type of `pc' to an array of unsigned ints and
2451 update all users. Constify frame24.
2453 2009-04-22 DJ Delorie <dj@redhat.com>
2455 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
2456 declarations before code.
2457 (current_function_special_page_vector): Likewise.
2458 (m32c_expand_insv): Silence a warning.
2460 2009-04-21 Taras Glek <tglek@mozilla.com>
2462 * alias.c: Update GTY annotations to new syntax.
2463 * basic-block.h: Likewise.
2464 * bitmap.h: Likewise.
2465 * c-common.h: Likewise.
2466 * c-decl.c: Likewise.
2467 * c-parser.c: Likewise.
2468 * c-pragma.c: Likewise.
2469 * c-tree.h: Likewise.
2470 * cfgloop.h: Likewise.
2471 * cgraph.h: Likewise.
2472 * config/alpha/alpha.c: Likewise.
2473 * config/arm/arm.h: Likewise.
2474 * config/avr/avr.h: Likewise.
2475 * config/bfin/bfin.c: Likewise.
2476 * config/cris/cris.c: Likewise.
2477 * config/darwin.c: Likewise.
2478 * config/frv/frv.c: Likewise.
2479 * config/i386/i386.c: Likewise.
2480 * config/i386/i386.h: Likewise.
2481 * config/i386/winnt.c: Likewise.
2482 * config/ia64/ia64.h: Likewise.
2483 * config/iq2000/iq2000.c: Likewise.
2484 * config/mips/mips.c: Likewise.
2485 * config/mmix/mmix.h: Likewise.
2486 * config/pa/pa.c: Likewise.
2487 * config/pa/pa.h: Likewise.
2488 * config/rs6000/rs6000.c: Likewise.
2489 * config/s390/s390.c: Likewise.
2490 * config/sparc/sparc.c: Likewise.
2491 * config/xtensa/xtensa.c: Likewise.
2492 * cselib.h: Likewise.
2493 * dbxout.c: Likewise.
2494 * dwarf2out.c: Likewise.
2495 * except.c: Likewise.
2496 * except.h: Likewise.
2497 * fixed-value.h: Likewise.
2498 * function.c: Likewise.
2499 * function.h: Likewise.
2500 * gimple.h: Likewise.
2501 * integrate.c: Likewise.
2502 * optabs.c: Likewise.
2503 * output.h: Likewise.
2506 * stringpool.c: Likewise.
2507 * tree-data-ref.c: Likewise.
2508 * tree-flow.h: Likewise.
2509 * tree-scalar-evolution.c: Likewise.
2510 * tree-ssa-address.c: Likewise.
2511 * tree-ssa-alias.h: Likewise.
2512 * tree-ssa-operands.h: Likewise.
2515 * varasm.c: Likewise.
2516 * varray.h: Likewise.
2518 * coretypes.h: Do not define GTY macro if it is already defined.
2519 * doc/gty.texi: Update GTY documentation to new syntax.
2520 * gengtype-lex.l: Enforce attribute-like syntax for GTY
2521 annotations on structs.
2522 * gengtype-parse.c: Likewise.
2524 2009-04-22 Mark Heffernan <meheff@google.com>
2526 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
2528 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
2530 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
2533 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
2535 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
2536 the same as a PLUS without a shift. Increase the cost of a
2539 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2541 * Makefile.in: Update dependencies.
2542 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
2543 * errors.h: Remove bogus comment about compatibility.
2544 (warning): Update declaration.
2545 * genautomata.c: Update all calls to warning.
2546 * gimple.c: Do not include errors.h. Include toplev.h.
2547 * tree-ssa-structalias.c: Do not include errors.h.
2548 * omega.c: Likewise.
2549 * tree-ssa-reassoc.c: Likewise.
2550 * config/spu/spu-c.c: Likewise.
2551 * config/spu/t-spu-elf: Update dependencies.
2553 2009-04-22 Richard Guenther <rguenther@suse.de>
2555 PR tree-optimization/39824
2556 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
2557 make sure the types are compatible.
2559 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2562 * c-common.c (c_parse_error): Take a token_flags parameter.
2563 Use token_type for the token type instead.
2564 Pass token_flags to cpp_type2name.
2565 * c-common.h (c_parse_error): Update declaration.
2566 * c-parser.c (c_parser_error): Pass 0 as token flags.
2568 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
2570 PR rtl-optimization/39580
2571 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
2573 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2575 * function.c (expand_function_end): Do not emit a jump to the "naked"
2576 return label for fall-through returns.
2577 * except.c (sjlj_emit_function_exit): Always place the call to the
2578 unregister function at the location installed by expand_function_end.
2580 2009-04-22 Richard Guenther <rguenther@suse.de>
2582 PR tree-optimization/39845
2583 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
2584 (gen_inbound_check): Likewise.
2586 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
2588 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
2590 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
2591 * config/vxlib.c (__gthread_once): Add race guard for PPC.
2593 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2595 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
2596 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
2597 shift counts to avoid out-of-bounds array accesses.
2599 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2601 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
2602 (Pmode): Move above.
2604 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
2606 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
2607 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
2608 GET_CODE macro. Use IN_RANGE macro where appropriate.
2609 * config/alpha/alpha.h: Ditto.
2610 * config/alpha/alpha.md: Ditto.
2611 * config/alpha/constraints.md: Ditto.
2612 * config/alpha/predicates.md: Ditto.
2614 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
2616 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
2617 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2618 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2619 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2620 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2621 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2622 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2623 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2624 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2625 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2626 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2627 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2628 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2629 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2630 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2631 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2632 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2633 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2634 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2635 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2636 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2637 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2638 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2639 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2640 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2641 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2642 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
2644 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2646 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
2647 references from comments.
2648 * cfgbuild.c: (count_basic_blocks): Delete.
2649 (find_basic_blocks_1): Delete.
2650 (find_basic_blocks): Delete.
2651 * except.c (finish_eh_generation): Make static. Move comment from
2652 except.h here. Remove find_basic_blocks references from comments.
2653 * except.h (finish_eh_generation): Delete.
2654 * basic-block.h (find_basic_blocks): Delete.
2655 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
2657 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
2659 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
2660 (sdbout_parms): Likewise.
2662 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2664 * config/sh/sh.c (prepare_cbranch_operands): Use
2665 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
2666 (expand_cbranchdi4): Likewise.
2667 (from_compare): Add cast to enum type.
2668 (expand_cbranchsi4): Use add_reg_note.
2669 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
2670 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
2671 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
2672 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
2673 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
2674 instead of CODE_FOR_nothing.
2675 (cbranchdi4): Likewise. Fix the order of arguments for
2677 (push_fpscr): Use add_reg_note.
2678 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
2679 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
2681 2009-04-21 Joseph Myers <joseph@codesourcery.com>
2683 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
2684 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2685 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2686 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
2687 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
2688 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
2689 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
2690 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
2691 config/alpha/x-vms, config/arc/t-arc,
2692 config/arm/README-interworking, config/arm/arm-c.c,
2693 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
2694 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
2695 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
2696 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
2697 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
2698 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
2699 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
2700 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
2701 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
2702 config/cris/t-elfmulti, config/crx/t-crx,
2703 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
2704 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
2705 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
2706 config/h8300/t-h8300, config/i386/athlon.md,
2707 config/i386/darwin-libgcc.10.4.ver,
2708 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
2709 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
2710 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
2711 config/i386/t-linux64, config/i386/t-nwld,
2712 config/i386/t-rtems-i386, config/i386/t-sol2-10,
2713 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
2714 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
2715 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
2716 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
2717 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
2718 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
2719 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
2720 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
2721 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
2722 config/m68k/t-uclinux, config/mcore/t-mcore,
2723 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
2724 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
2725 config/mips/crtn.asm, config/mips/irix-crti.asm,
2726 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
2727 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
2728 config/mips/mips-fixed.md, config/mips/sb1.md,
2729 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
2730 config/mips/t-iris6, config/mips/t-isa3264,
2731 config/mips/t-libgcc-mips16, config/mips/t-linux64,
2732 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
2733 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
2734 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
2735 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
2736 config/mn10300/t-linux, config/mn10300/t-mn10300,
2737 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
2738 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
2739 config/picochip/libgccExtras/clzsi2.asm,
2740 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
2741 config/rs6000/darwin-libgcc.10.4.ver,
2742 config/rs6000/darwin-libgcc.10.5.ver,
2743 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
2744 config/rs6000/t-aix43, config/rs6000/t-aix52,
2745 config/rs6000/t-darwin, config/rs6000/t-fprules,
2746 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
2747 config/rs6000/t-lynx, config/rs6000/t-netbsd,
2748 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
2749 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
2750 config/rs6000/t-rtems, config/rs6000/t-spe,
2751 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
2752 config/score/t-score-elf, config/sh/divcost-analysis,
2753 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
2754 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
2755 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
2756 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
2757 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
2758 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
2759 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
2760 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
2761 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
2762 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
2763 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
2764 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
2765 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
2766 limitx.h, version.c, xcoff.h: Add copyright and license notices.
2767 * config/h8300/genmova.sh: Include copyright and license notices
2768 in generated output.
2769 * config/h8300/mova.md: Regenerate.
2770 * doc/install.texi2html: Include word "Copyright" in copyright
2771 notice and use name "Free Software Foundation, Inc.".
2772 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
2773 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
2774 ChangeLog-2007, ChangeLog-2008: Correct dates.
2776 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
2778 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
2779 NE_EXPR operations as well.
2780 * c-parser.c (c_parser_condition): Do not set location information on
2782 (c_parser_conditional_expression): Likewise.
2783 (c_parser_binary_expression): Set location information on operators.
2784 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
2785 TRUTH_NOT_EXPR has been folded.
2786 * fold-const.c (fold_truth_not_expr): Copy location information from
2787 the incoming expression to the outgoing one.
2788 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
2789 recursive calls on the LHS of the operator but pass that of the
2790 operator to recursive calls on the RHS of the operator. Set it
2792 (shortcut_cond_expr): Set the locus of the operator on the second
2793 COND_EXPR and that of the expression on the first in degenerate cases.
2794 Pass the locus of the expression to calls to shortcut_cond_r.
2795 Set the locus of the 'then' block on the associated jump, if any.
2796 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
2797 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
2798 expression to call to gimplify_boolean_expr.
2800 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
2802 * config.gcc: Add additional configuration for
2803 i686-w64-mingw* and x86_64-w64-mingw* triplet.
2804 * config/i386/mingw-w64.h: New mingw-w64 specific header.
2805 (CPP_SPEC): Redefine for allowing -municode option.
2806 (STARTFILE_SPEC): Likewise.
2807 * config/i386/t-mingw-w64: New.
2808 * config/i386/mingw-w64.opt: New.
2809 (municode): Add new target option.
2810 * doc/invoke.texi (municode): Add documentation for new option.
2812 2009-04-21 Ian Lance Taylor <iant@google.com>
2814 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2815 Correct test for number of arguments.
2816 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
2818 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
2820 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
2821 argument of emit_library_call.
2823 2009-04-21 Richard Guenther <rguenther@suse.de>
2826 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
2827 inside VIEW_CONVERT_EXPRs.
2829 2009-04-21 Martin Jambor <mjambor@suse.cz>
2831 * tree-switch-conversion.c (build_constructors): Split a long line.
2832 (constructor_contains_same_values_p): New function.
2833 (build_one_array): Create assigns of constants if possible, do not
2834 call mark_sym_for_renaming, call update_stmt.
2835 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
2836 make_rename_temp. Do not call mark_symbols_for_renaming, call
2838 (gen_def_assigns): Do not call mark_symbols_for_renaming or
2839 find_new_referenced_vars, call update_stmt.
2840 (gen_inbound_check): Use create_tmp_var and create ssa names manually
2841 instead of calling make_rename_temp. Do not call
2842 find_new_referenced_vars or mark_symbols_for_renaming, call
2845 2009-04-21 Richard Guenther <rguenther@suse.de>
2847 PR tree-optimization/39827
2848 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
2849 (tree_ssa_phiprop): Pass the correct array size.
2851 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
2853 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
2855 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
2858 * c-typeck.c (lvalue_p): Move declaration ...
2859 * c-common.h (lvalue_p): ... to here.
2860 * c-common.c (candidate_equal_p): New.
2861 (add_tlist): Use it.
2862 (merge_tlist): Use it.
2863 (warn_for_collisions_1): Likewise.
2864 (warning_candidate_p): Accept more candidates.
2865 (verify_tree): A warning candidate can be an expression. Use
2868 2009-04-21 Ben Elliston <bje@au.ibm.com>
2871 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2872 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
2873 options. Remove -mcall-solaris documentation.
2875 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2878 * doc/invoke.texi (-Wlong-long): Update description.
2879 * c-lex (interpret_integer): Only warn if there was no previous
2880 overflow and -Wlong-long is enabled.
2881 * c-decl.c (declspecs_add_type): Drop redundant flags.
2882 * c.opt (Wlong-long): Init to -1.
2883 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
2884 and front-end warn_long_long. Wlong-long only depends on other
2885 flags if it is uninitialized.
2886 * c-parser.c (disable_extension_diagnostics): warn_long_long is
2887 the same for CPP and FE.
2888 (restore_extension_diagnostics): Likewise.
2890 2009-04-20 Ian Lance Taylor <iant@google.com>
2892 Fix enum conversions which are invalid in C++:
2893 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
2894 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
2895 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
2896 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
2897 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
2898 (dbxout_parms): Likewise.
2899 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
2900 (df_clear_flags): Likewise.
2901 * df-problems.c (df_rd_bb_local_compute_process_def): Change
2902 top_flag parameter to int.
2903 (df_chain_create_bb_process_use): Likewise.
2904 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
2906 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
2907 (df_ref_create_structure, df_def_record_1): Likewise.
2908 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
2909 (df_notes_rescan): Change 0 to VOIDmode in function call.
2910 (df_get_call_refs, df_insn_refs_collect): Likewise.
2911 (df_bb_regs_collect): Likewise.
2912 (df_entry_block_defs_collect): Likewise.
2913 (df_exit_block_uses_collect): Likewise.
2914 * df.h: Update declarations.
2915 * double-int.c (double_int_divmod): Add cast to enum type.
2916 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
2917 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
2918 (based_loc_descr): Likewise.
2919 (loc_descriptor_from_tree_1): Change first_op and second_op to
2920 enum dwarf_location_atom. Add cast to enum type.
2921 * expmed.c (init_expmed): Change 0 to SET in function call.
2922 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
2923 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
2924 (do_store_flag): Likewise.
2925 * fixed-value.h (struct fixed_value): Change mode to enum
2927 * function.c (assign_parms): Change 0 to VOIDmode in function call.
2928 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
2930 (insert_insn_decl, insert_decl, insert_state): Likewise.
2931 (automata_list_finish): Likewise.
2932 * genrecog.c (process_define_predicate): Add cast to enum type.
2933 * gensupport.c (init_predicate_table): Add cast to enum type.
2934 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
2936 (gimple_build_call_1, gimple_build_label): Likewise.
2937 (gimple_build_goto, gimple_build_asm_1): Likewise.
2938 (gimple_build_switch_1, gimple_build_cdt): Likewise.
2939 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
2940 (enum fallback): Rename from enum fallback_t.
2941 (fallback_t): Typedef as int.
2942 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
2943 GSI_SAME_STMT in function call.
2944 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
2946 (setup_reg_class_relations): Likewise.
2947 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
2948 (setup_prohibited_class_mode_regs): Add cast to enum type.
2949 (setup_prohibited_mode_move_regs): Likewise.
2950 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
2951 (record_address_regs): Change i to enum reg_class.
2952 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
2953 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
2954 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
2955 (GET_MODE_2XWIDER_MODE): Likewise.
2956 (GET_CLASS_NARROWEST_MODE): Likewise.
2957 * omp-low.c (expand_omp_for): Add cast to enum type.
2958 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
2959 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
2960 * postreload.c (reload_cse_simplify_operands): Change rclass local
2962 * predict.c (combine_predictions_for_insn): Change best_predictor
2963 and predictor to enum br_predictor.
2964 (combine_predictions_for_bb): Likewise.
2965 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
2966 use SET_PREDICT_EXPR_OUTCOME.
2967 * real.c (real_arithmetic): Change icode to code in function call.
2968 * reginfo.c (init_move_cost): Add casts to enum type.
2969 (init_reg_sets_1, init_fake_stack_mems): Likewise.
2970 * regmove.c (regclass_compatible_p): Change class0 and class1 to
2972 * reload.c (find_valid_class): Add casts to enum type.
2973 (push_reload): Change 0 to NO_REGS in function call.
2974 (find_reloads): Change this_alternative to array of enum
2975 reg_class. Remove some now-unnecessary casts.
2976 (make_memloc): Change 0 to VOIDmode in function call.
2977 * reload1.c (reload): Change 0 to VOIDmode in function call.
2978 (eliminate_regs_1, elimination_effects): Likewise.
2979 (eliminate_regs_in_insn): Likewise.
2980 (emit_input_reload_insns): Add cast to enum type.
2981 (delete_output_reload): Change 0 to VOIDmode in function call.
2982 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
2983 to enum type in function call.
2984 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
2985 (SET_PREDICT_EXPR_OUTCOME): Define.
2986 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
2987 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
2988 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
2989 (dump_function): Likewise.
2990 * tree-dump.h: Update declarations.
2991 * tree-pass.h: Update declarations.
2992 * varasm.c (assemble_integer): Change mclass to enum mode_class.
2993 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
2995 (arm_rtx_costs_1): Correct parenthesization.
2996 (arm_rtx_costs): Add casts to enum type.
2997 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
2998 (vfp_emit_fstmd): Use add_rg_note.
2999 (emit_multi_reg_push, emit_sfm): Likewise.
3000 (thumb_set_frame_pointer): Likewise.
3001 (arm_expand_prologue): Likewise.
3002 (arm_regno_class): Change return type to enum reg_class.
3003 (thumb1_expand_prologue): Use add_reg_note.
3004 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
3005 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
3007 * config/arm/gentune.sh: Add cast to enum type.
3008 * config/arm/arm-tune.md: Rebuild.
3009 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
3010 (ix86_split_fp_branch, predict_jump): Likewise.
3011 (ix86_expand_multi_arg_builtin): Change sub_code from enum
3012 insn_code to enum rtx_code.
3013 (ix86_builtin_vectorized_function): Add cast to enum type.
3014 * config/i386/i386.md (truncdfsf2): Change slot to enum
3016 (truncxf<mode>2, isinf<mode>2): Likewise.
3017 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
3019 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
3020 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
3021 (insert_bundle_state): Change 1 to INSERT in function call.
3022 (ia64_add_bundle_selector_before): Likewise.
3023 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
3024 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
3025 (restore_stack_nonlocal): Likewise.
3026 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
3028 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
3030 (mips_rtx_costs): Likewise.
3031 (mips_override_options): Add casts to enum type.
3032 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
3034 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
3035 (store_reg, set_reg_plus_d): Likewise.
3036 (hppa_expand_prologue, hppa_profile_hook): Likewise.
3037 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
3039 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
3041 (emit_unlikely_jump): Use add_reg_note.
3042 (rs6000_emit_allocate_stack): Likewise.
3043 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
3044 (output_toc): Change 1 to INSERT in function call.
3045 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
3046 (rs6000_initialize_trampoline): Likewise.
3047 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
3049 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
3050 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
3051 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
3052 (save_gprs): Use add_reg_note.
3053 (s390_emit_prologue): Likewise.
3054 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3055 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
3056 (sparc_fold_builtin): Add cast to enum type.
3057 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
3059 (spu_expand_prologue): Use add_reg_note.
3060 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
3062 2009-04-20 Ian Lance Taylor <iant@google.com>
3064 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
3065 (c_parser_postfix_expression_after_primary): Get VEC for list of
3066 arguments. Get original types of arguments. Call
3067 build_function_call_vec.
3068 (cached_expr_list_1, cached_expr_list_2): New static variables.
3069 (c_parser_expr_list): Change return type to VEC *. Add
3070 p_orig_types parameter. Change all callers.
3071 (c_parser_release_expr): New static function.
3072 (c_parser_vec_to_tree_list): New static function.
3073 * c-typeck.c (build_function_call): Rewrite to build a VEC and
3074 call build_function_call_vec.
3075 (build_function_call_vec): New function, based on old
3076 build_function_call.
3077 (convert_arguments): Remove nargs and argarray parameters. Change
3078 values to a VEC. Add origtypes parameter.
3079 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
3080 (convert_for_assignment): Add origtype parameter. Change all
3081 callers. If warn_cxx_compat, check for conversion to an enum
3082 type when calling a function.
3083 (store_init_value): Add origtype parameter. Change all callers.
3084 (digest_init): Likewise.
3085 (struct init_node): Add origtype field.
3086 (add_pending_init): Add origtype parameter. Change all callers.
3087 (output_init_element): Likewise.
3088 (output_pending_init_elements): Pass origtype from init_node to
3089 output_init_element.
3090 (process_init_element): Pass origtype from c_expr to
3091 output_init_element.
3092 (c_finish_return): Add origtype parameter. Change all callers.
3093 * c-common.c (sync_resolve_size): Change params to VEC *. Change
3095 (sync_resolve_params): Likewise.
3096 (sync_resolve_return): Change params to first_param. Change caller.
3097 (resolve_overloaded_builtins): Change params to VEC *. Change
3098 callers. Save first parameter around call to build_function_call_vec.
3099 * c-decl.c (finish_decl): Add origtype parameter. Change all
3100 callers. Call build_function_call_vec rather than
3101 build_function_call for cleanup.
3102 * c-tree.h: Update declarations.
3103 * c-common.h: Update declarations.
3104 * stub-objc.c (objc_rewrite_function_call): Change parameter from
3105 params to first_param.
3106 * target.h (struct gcc_target): Change resolve_overloaded_builtin
3107 params parameter from tree to void *.
3108 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3109 Change arglist parameter to have type void *, and to be a pointer
3111 * config/rs6000/rs6000-protos.h
3112 (altivec_resolve_overloaded_builtin): Update declaration.
3113 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
3114 fnargs parameter to have type void *, and to be a pointer to a
3115 VEC. Call build_function_call_vec instead of
3116 build_function_call.
3117 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
3119 2009-04-20 Joey Ye <joey.ye@intel.com>
3120 Xuepeng Guo <xuepeng.guo@intel.com>
3121 H.J. Lu <hongjiu.lu@intel.com>
3123 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
3125 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
3126 (IX86_LEA_PRIORITY): Likewise.
3127 (distance_non_agu_define): New function.
3128 (distance_agu_use): Likewise.
3129 (ix86_lea_for_add_ok): Likewise.
3130 (ix86_dep_by_shift_count): Likewise.
3132 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
3133 should split for LEA.
3135 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
3137 (ix86_dep_by_shift_count): Likewise.
3139 2009-04-20 Richard Guenther <rguenther@suse.de>
3141 * expr.c (handled_component_p): Move ...
3142 * tree.h (handled_component_p): ... here.
3143 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
3144 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
3145 and REALPART_EXPR to be in one group.
3147 2009-04-20 Richard Guenther <rguenther@suse.de>
3149 * basic-block.h (get_all_dominated_blocks): Declare.
3150 * dominance.c (get_all_dominated_blocks): New function.
3151 * tree-cfg.c (get_all_dominated_blocks): Remove.
3152 (remove_edge_and_dominated_blocks): Adjust.
3153 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
3154 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
3155 instead of recursing.
3157 2009-04-20 Doug Kwan <dougkwan@google.com>
3159 * cgraph.h (cgraph_node_ptr): New type for vector functions.
3160 (struct cgraph_node_set_def): New type.
3161 (cgraph_node_set) New type. Also declare vector functions.
3162 (struct cgraph_node_set_element_def): New type.
3163 (cgraph_node_set_element): Ditto.
3164 (cgraph_node_set_iterator): New iterator type.
3165 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
3166 cgraph_node_set_remove, dump_cgraph_node_set,
3167 debug_cgraph_node_set): New prototypes.
3168 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
3169 cgraph_node_set_size): New inlines.
3170 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
3172 (struct ipa_opt_pass): Add struct cgraph_node_set_def
3173 argument to function 'write_summary'.
3174 * ipa.c: Include ggc.h.
3175 (hash_cgraph_node_set_element,
3176 eq_cgraph_node_set_element, cgraph_node_set_new,
3177 cgraph_node_set_add, cgraph_node_set_remove,
3178 cgraph_node_set_find, dump_cgraph_node_set,
3179 debug_cgraph_node_set): New functions.
3180 * Makefile.in (ipa.o): Add dependency on GGC_H.
3182 2009-04-20 Ira Rosen <irar@il.ibm.com>
3184 PR tree-optimization/39675
3185 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
3186 check of the return code of vect_schedule_slp. Check that
3187 stmt_vec_info still exists for the statement, before checking its
3190 2009-04-20 Michael Matz <matz@suse.de>
3192 * Makefile.in (generated_files): Take out $(simple_generated_c).
3194 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
3196 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
3197 (UINTPTR_TYPE): Likewise.
3199 2009-04-19 Joseph Myers <joseph@codesourcery.com>
3202 * c-typeck.c (digest_init): Check for initializing an array with a
3205 2009-04-19 Joseph Myers <joseph@codesourcery.com>
3208 * c-semantics.c (pop_stmt_list): Propagate
3209 STATEMENT_LIST_HAS_LABEL to parent statement list.
3211 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
3213 * config/mips/mips.h (mips_tune_attr): New macro.
3214 * config/mips/mips.md (cpu): Use it.
3216 2009-04-19 Joseph Myers <joseph@codesourcery.com>
3219 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
3222 2009-04-19 Diego Novillo <dnovillo@google.com>
3224 * toplev.c (compile_file): Move call to coverage_finish ...
3225 * cgraphunit.c (ipa_passes): ... here.
3226 Call cgraph_process_new_functions.
3227 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
3228 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
3230 2009-04-19 Jan Hubicka <jh@suse.cz>
3232 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
3234 (dump_cgraph_node): Dump can throw external flag.
3235 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
3237 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3241 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
3242 * common.opt (Wlogical-op): Move from here...
3243 * c.opt (Wlogical-op): ... to here.
3244 * c-typeck.c (parser_build_binary_op): Update call to
3245 warn_logical_operator.
3246 * c-opts.c (c_common_post_options): Enable warn_logical_op with
3248 * c-common.c (warn_logical_op): Update.
3249 * c-common.h (warn_logical_op): Update declaration.
3251 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
3253 * tree.c (protected_set_expr_location): Fix formatting.
3255 2009-04-18 Joseph Myers <joseph@codesourcery.com>
3258 * c-typeck.c (readonly_warning): new.
3259 (build_unary_op, build_modify_expr): Use readonly_warning for
3260 storing into something readonly but not const-qualified.
3262 2009-04-18 Joseph Myers <joseph@codesourcery.com>
3265 * c-typeck.c (build_unary_op): Check for taking address of
3266 expression of type void.
3268 2009-04-18 Joseph Myers <joseph@codesourcery.com>
3271 * c-typeck.c (build_function_call): Check for calling a function
3272 with qualified void return types. Call require_complete_type when
3275 2009-04-18 Jan Hubicka <jh@suse.cz>
3277 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
3279 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
3280 can_throw_external flag.
3281 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
3282 * ipa-pure-const.c (ignore_edge): New function.
3283 (propagate): Compute order for NOTHROW computation; set NOTHROWs
3284 only over can_throw_external edges.
3285 (local_pure_const): Add nothrow flag.
3286 * ipa-utils.c (searchc): Add ignore_edge callback.
3287 (ipa_utils_reduced_inorder): Add ignore_edge callback.
3288 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
3289 (set_nothrow_function_flags): Update cgraph.
3290 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
3292 2009-04-18 Richard Guenther <rguenther@suse.de>
3295 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
3296 (fold_stmt): ... this and ...
3297 (fold_stmt_inplace): ... this.
3298 (fold_stmt_1): Fold references in calls and asms.
3299 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
3301 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3303 * tree-vrp.c (ssa_name_nonzero_p): Remove.
3304 * tree.h: Remove the prototype for ssa_name_nonzero_p.
3306 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3308 * tree.c (function_args_count): Remove.
3309 * tree.h: Remove the prototype for function_args_count.
3311 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3313 * tree-iterator.c (expr_only): Remove.
3314 * tree.h: Remove the prototype for expr_only.
3316 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3318 * reginfo.c (cannot_change_mode_set_regs): Remove.
3319 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
3321 2009-04-08 Anatoly Sokolov <aesok@post.ru>
3323 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
3324 whether operands 0 and 1 overlaps.
3326 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
3329 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
3330 pointer. Use warning_at instead of warning.
3331 (search_for_addr_array): Likewise.
3332 (check_array_bounds): Likewise.
3333 (check_all_array_refs): Check that the incoming edge is not in the
3334 list of edges to be removed.
3335 (check_all_array_refs): Avoid the temporal pointer.
3336 (vrp_visit_cond_stmt): Fix typo.
3337 (simplify_switch_using_ranges): Handle the case where the switch
3338 index is an integer constant.
3340 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
3342 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
3344 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
3346 * doc/extend.texi, doc/invoke.texi: Fix typos.
3348 2009-04-17 Cary Coutant <ccoutant@google.com>
3350 * tree-flow-inline.h (get_lineno): Fix inverted test.
3352 2009-04-17 Diego Novillo <dnovillo@google.com>
3354 * tree-ssa-pre.c (create_expression_by_pieces): Remove
3355 assertion for AVAIL_OUT.
3357 2009-04-17 Mike Frysinger <vapier@gentoo.org>
3360 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
3361 * config/sh/linux-atomic.asm: Likewise.
3363 2009-04-17 Diego Novillo <dnovillo@google.com>
3365 * except.c (debug_eh_tree): New.
3366 (struct eh_region, struct eh_status): Move ...
3367 * except.h: ... here.
3368 (add_type_for_runtime): Declare extern.
3369 (lookup_type_for_runtime): Likewise.
3370 (debug_eh_tree): Declare.
3371 * Makefile.in (GTFILES): List except.h before except.c
3373 2009-04-17 Diego Novillo <dnovillo@google.com>
3375 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
3376 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
3377 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
3378 (find_vars_r): ... here.
3379 * tree-flow.h (find_referenced_vars_in): Declare.
3380 * tree-ssa-pre.c (create_expression_by_pieces): Assert
3381 that AVAIL_OUT exists for BLOCK.
3382 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
3383 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
3384 (tree-parloops.o): Likewise.
3386 2009-04-17 Simon Baldwin <simonb@google.com>
3388 * toplev.c (default_tree_printer): Add handling for %E format.
3390 2009-04-17 Diego Novillo <dnovillo@google.com>
3392 * tree-pretty-print.c (dump_generic_node): Add break after
3393 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
3394 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
3395 FUNCTION_TYPE together. Call print_struct_decl when printing
3396 structures and TDF_SLIM is not given.
3397 (print_struct_decl): Fix logic for detecting recursion.
3399 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
3402 * gcc.c (create_at_file): New.
3403 (compile_input_file_p): New.
3404 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
3405 * main.c (main): Update call to toplev_main.
3406 * toplev.c (toplev_main): Change signature. Call expandargv.
3407 * toplev.h (toplev_main): Change signature.
3409 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
3411 * dwarf2out.c (field_byte_offset): Use the type size as the field size
3412 if the latter is not constant.
3414 2009-04-17 David Edelsohn <edelsohn@gnu.org>
3416 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
3418 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
3420 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
3421 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
3423 2009-04-17 Richard Guenther <rguenther@suse.de>
3425 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3426 Handle component references view-converting an invariant address.
3428 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
3430 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
3431 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
3432 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
3433 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
3434 Use @deftypevr rather than @deftypevar.
3436 2009-04-17 Richard Guenther <rguenther@suse.de>
3438 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
3439 (get_prop_source_stmt): Likewise.
3440 (can_propagate_from): Likewise.
3442 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
3444 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
3445 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
3446 (--with-multilib-list): Add default value.
3447 * configure: Regenerate.
3448 * Makefile.in (TM_ENDIAN_CONFIG): Define.
3449 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
3450 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
3451 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
3452 Don't add default cpu to multilib list unnecessarily, but do enable
3453 the relevant compiler option..
3454 Add support for --with-multilib-list=<blank> and
3455 --with-multilib-list=!<somelib> to supress unwanted multilibs.
3456 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
3457 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
3458 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
3460 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
3461 (MULTILIB_OSDIRNAMES): New variable.
3462 * config/sh/t-1e: Delete file.
3463 * config/sh/t-mlib-sh1: Delete file.
3464 * config/sh/t-mlib-sh2: Delete file.
3465 * config/sh/t-mlib-sh2a: Delete file.
3466 * config/sh/t-mlib-sh2a-nofpu: Delete file.
3467 * config/sh/t-mlib-sh2a-single: Delete file.
3468 * config/sh/t-mlib-sh2a-single-only: Delete file.
3469 * config/sh/t-mlib-sh2e: Delete file.
3470 * config/sh/t-mlib-sh3e: Delete file.
3471 * config/sh/t-mlib-sh4: Delete file.
3472 * config/sh/t-mlib-sh4-nofpu: Delete file.
3473 * config/sh/t-mlib-sh4-single: Delete file.
3474 * config/sh/t-mlib-sh4-single-only: Delete file.
3475 * config/sh/t-mlib-sh4a: Delete file.
3476 * config/sh/t-mlib-sh4a-nofpu: Delete file.
3477 * config/sh/t-mlib-sh4a-single: Delete file.
3478 * config/sh/t-mlib-sh4a-single-only: Delete file.
3479 * config/sh/t-mlib-sh4al: Delete file.
3480 * config/sh/t-mlib-sh5-32media: Delete file.
3481 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
3482 * config/sh/t-mlib-sh5-64media: Delete file.
3483 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
3484 * config/sh/t-mlib-sh5-compact: Delete file.
3485 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
3486 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
3487 * doc/install.texi (Options specification): Add
3488 --with-multilib-list and --with-endian.
3490 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
3492 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
3494 (OBJS-common): Add plugin-version.o.
3495 (plugin-version.o): New.
3496 * gcc-plugin.h (plugin_gcc_version): New.
3497 (plugin_default_version_check): New.
3498 (plugin_init_func, plugin_init): Add version argument.
3499 * plugin-version.c: New.
3500 * plugin.c (str_plugin_gcc_version_name): New.
3501 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
3502 pass it to the init function.
3503 (plugin_default_version_check): New.
3505 2009-04-17 Richard Guenther <rguenther@suse.de>
3507 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
3508 for decl-vs-decl disambiguation.
3510 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
3512 * config/s390/s390.h (s390_tune_attr): New macro definition.
3513 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
3515 2009-04-17 Richard Guenther <rguenther@suse.de>
3517 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
3518 (fold_stmt_r): Likewise.
3519 (maybe_fold_reference): New function.
3520 (fold_gimple_assign): Handle cases fold_stmt_r did.
3521 (fold_stmt): Do not use fold_stmt_r.
3522 (fold_stmt_inplace): Likewise.
3524 2009-04-17 Richard Guenther <rguenther@suse.de>
3526 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
3527 (record_equivalences_from_stmt): Remove useless checks and
3529 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
3530 the type is already suitable.
3532 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
3534 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
3536 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
3538 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
3539 (CMPtype): Define as __gcc_CMPtype.
3541 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
3543 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
3544 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
3546 2009-04-17 Richard Guenther <rguenther@suse.de>
3548 PR tree-optimization/39746
3549 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
3550 special-casing for builtins and static variable use/def.
3551 (call_may_clobber_ref_p_1): Likewise.
3553 2009-04-16 Ian Lance Taylor <iant@google.com>
3555 * df.h: Include "timevar.h".
3556 (struct df_problem): Change tv_id field to timevar_id_t.
3557 * tree-pass.h: Include "timevar.h".
3558 (struct opt_pass): Change tv_id field to timevar_id_t.
3559 * timevar.h (timevar_id_t): Define TV_NONE.
3560 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
3561 TV_NONE rather than tv_id != 0.
3562 (execute_one_pass): Likewise.
3563 * Makefile.in (DF_H): Add $(TIMEVAR_H).
3564 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
3565 dependencies to $(TREE_PASS_H).
3566 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
3568 (pass_branch_target_load_optimize2): Likewise.
3569 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
3570 (pass_outof_cfg_layout_mode): Likewise.
3571 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
3572 (pass_rebuild_cgraph_edges): Likewise.
3573 (pass_remove_cgraph_callee_edges): Likewise.
3574 * df-core.c (pass_df_initialize_opt): Likewise.
3575 (pass_df_initialize_no_opt): Likewise.
3576 (pass_df_finish): Likewise.
3577 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3578 * except.c (pass_set_nothrow_function_flags): Likewise.
3579 (pass_convert_to_eh_region_ranges): Likewise.
3580 * final.c (pass_compute_alignments): Likewise.
3581 * function.c (pass_instantiate_virtual_regs): Likewise.
3582 (pass_init_function): Likewise.
3583 (pass_leaf_regs): Likewise.
3584 (pass_match_asm_constraints): Likewise.
3585 * gimple-low.c (pass_lower_cf): Likewise.
3586 (pass_mark_used_blocks): Likewise.
3587 * init-regs.c (pass_initialize_regs): Likewise.
3588 * integrate.c (pass_initial_value_sets): Likewise.
3589 * ira.c (pass_ira): Likewise.
3590 * jump.c (pass_cleanup_barriers): Likewise.
3591 * omp-low.c (pass_expand_omp): Likewise.
3592 (pass_lower_omp): Likewise.
3593 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
3594 * recog.c (pass_split_all_insns): Likewise.
3595 (pass_split_after_reload): Likewise.
3596 (pass_split_before_regstack): Likewise.
3597 (pass_split_before_sched2): Likewise.
3598 (pass_split_for_shorten_branches): Likewise.
3599 * reginfo.c (pass_reginfo_init): Likewise.
3600 (pass_subregs_of_mode_init): Likewise.
3601 (pass_subregs_of_mode_finish): Likewise.
3602 * passes.c (pass_postreload): Likewise.
3603 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
3604 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
3605 (pass_warn_function_return): Likewise.
3606 (pass_warn_function_noreturn): Likewise.
3607 * tree-complex.c (pass_lower_complex): Likewise.
3608 (pass_lower_complex_O0): Likewise.
3609 * tree-if-conv.c (pass_if_conversion): Likewise.
3610 * tree-into-ssa.c (pass_build_ssa): Likewise.
3611 * tree-mudflap.c (pass_mudflap_1): Likewise.
3612 (pass_mudflap_2): Likewise.
3613 * tree-nomudflap.c (pass_mudflap_1): Likewise.
3614 (pass_mudflap_2): Likewise.
3615 * tree-nrv.c (pass_return_slot): Likewise.
3616 * tree-object-size.c (pass_object_sizes): Likewise.
3617 * tree-optimize.c (pass_all_optimizations): Likewise.
3618 (pass_early_local_passes): Likewise.
3619 (pass_all_early_optimizations): Likewise.
3620 (pass_cleanup_cfg): Likewise.
3621 (pass_cleanup_cfg_post_optimizing): Likewise.
3622 (pass_free_datastructures): Likewise.
3623 (pass_free_cfg_annotations): Likewise.
3624 (pass_fixup_cfg): Likewise.
3625 (pass_init_datastructures): Likewise.
3626 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
3627 (pass_late_warn_uninitialized): Likewise.
3628 (pass_update_address_taken): Likewise.
3629 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
3630 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
3631 (pass_cse_sincos): Likewise.
3632 (pass_convert_to_rsqrt): Likewise.
3633 * tree-ssa-structalias.c (pass_build_alias): Likewise.
3634 * tree-stdarg.c (pass_stdarg): Likewise.
3635 * tree-tailcall.c (pass_tail_recursion): Likewise.
3636 (pass_tail_calls): Likewise.
3637 * tree-vect-generic.c (pass_lower_vector): Likewise.
3638 (pass_lower_vector_ssa): Likewise.
3639 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
3641 2009-04-16 Joseph Myers <joseph@codesourcery.com>
3643 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
3645 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
3647 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
3648 logical and signext.
3650 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
3653 * config/sh/predicates.md (arith_operand): Check if the operand
3654 of TRUNCATE is a REG.
3656 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3658 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
3659 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
3661 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3663 * tree-iterator.c (tsi_split_statement_list_after,
3664 tsi_split_statement_list_before): Remove.
3665 * tree-iterator.h: Remove the prototypes for
3666 tsi_split_statement_list_after and tsi_split_statement_list_before.
3668 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3670 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
3671 * tree-ssa-propagate.h: Remove the prototype for
3672 stmt_makes_single_load.
3674 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3676 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
3677 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
3679 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3681 * tree-iterator.c (EXPR_LAST_BODY): Remove.
3683 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3685 * except.c (eh_region_outer_p): Remove.
3686 * except.h: Remove the prototype for eh_region_outer_p.
3688 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
3690 * function.c (current_function_assembler_name): Remove.
3691 * function.h: Remove the prototype for
3692 current_function_assembler_name.
3694 2009-04-16 Ian Lance Taylor <iant@google.com>
3696 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
3697 (add_reg_note): Call alloc_reg_note.
3698 * rtl.h (alloc_reg_note): Declare.
3699 * combine.c (try_combine): Use alloc_reg_note.
3700 (recog_for_combine, move_deaths): Likewise.
3701 (distribute_notes): Use alloc_reg_note and add_reg_note.
3702 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
3703 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
3704 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
3706 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
3708 PR rtl-optimization/39762
3709 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
3710 ira_may_move_out_cost): Add comments about way of their usage.
3711 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
3713 * ira-conflicts.c (process_regs_for_copy): Use function
3714 ira_get_register_move_cost instead of global
3715 ira_register_move_cost.
3717 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
3718 color_pass, move_spill_restore, update_curr_costs): Ditto.
3720 * ira-lives.c (process_single_reg_class_operands): Ditto.
3722 * ira-emit.c (emit_move_list): Ditto.
3724 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
3725 (record_reg_classes): Ditto. Use functions
3726 ira_get_register_move_cost and ira_get_may_move_cost instead of
3727 global vars ira_register_move_cost, ira_may_move_out_cost and
3728 ira_may_move_in_cost.
3729 (record_address_regs): Don't call ira_init_register_move_cost.
3730 Use function ira_get_may_move_cost instead of global
3731 ira_may_move_in_cost.
3732 (process_bb_node_for_hard_reg_moves): Use function
3733 ira_get_register_move_cost instead of global ira_register_move_cost.
3734 (ira_costs): Don't call ira_init_register_move_cost.
3736 2009-04-16 Richard Guenther <rguenther@suse.de>
3738 * tree-cfg.c (verify_gimple_assign_binary):
3739 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
3740 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
3741 (create_general_new_stmt): Note that this function is broken.
3743 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3745 * common.opt (fhelp): Add Var(help_flag).
3746 * gcc-plugin.h (plugin_info): Add help.
3747 * plugin.c (plugin_name_args): Add help.
3748 (register_plugin_info): Set plugin->help.
3749 (print_help_one_plugin): New.
3750 (print_plugins_help): New.
3751 * plugin.h (print_plugins_help): New.
3752 * toplev.c (toplev_main): Call print_plugins_help if needed.
3754 2009-04-16 Richard Guenther <rguenther@suse.de>
3756 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
3757 (gimple_ior_addresses_taken_1): New function.
3758 (gimple_ior_addresses_taken): Likewise.
3759 * gimple.h (struct gimple_statement_with_ops_base): Remove
3760 addresses_taken member.
3761 (gimple_ior_addresses_taken): Declare.
3762 (gimple_addresses_taken, gimple_addresses_taken_ptr,
3763 gimple_set_addresses_taken): Remove.
3764 * ipa-reference.c (mark_address): New function.
3765 (scan_stmt_for_static_refs): Use it for marking addresses taken.
3766 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
3767 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
3768 (gimple_add_to_addresses_taken): Remove.
3769 (get_tmr_operands): Call mark_address_taken.
3770 (get_asm_expr_operands): Likewise.
3771 (get_expr_operands): Likewise.
3772 (build_ssa_operands): Do not clear the addresses_taken bitmap.
3773 (free_stmt_operands): Do not free it.
3774 * tree-ssa.c (delete_tree_ssa): Likewise.
3775 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
3777 2009-04-16 Richard Guenther <rguenther@suse.de>
3779 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
3780 (walk_stmt_load_store_ops): Likewise.
3781 * gimple.c (get_base_loadstore): New function.
3782 (walk_stmt_load_store_addr_ops): Likewise.
3783 (walk_stmt_load_store_ops): Likewise.
3784 * ipa-pure-const.c (check_op): Simplify.
3785 (check_load, check_store): New functions.
3786 (check_stmt): Use walk_stmt_load_store_ops.
3787 * ipa-reference.c (mark_load): Adjust signature.
3788 (mark_store): Likewise.
3789 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
3791 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3793 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
3795 * opts.c (common_handle_option): Don't call print_version.
3796 * plugin.c (plugin_name_args): Add version.
3797 (register_plugin_info): New.
3798 (register_callback): Handle PLUGIN_INFO.
3799 (try_init_one_plugin): New.
3800 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
3802 (finalize_one_plugin): New.
3803 (finalize_plugins): New.
3804 (print_one_plugin): New.
3805 (print_plugins_versions): New.
3806 * plugin.h (print_plugins_versions): New.
3807 (finalize_plugins): New.
3808 * toplev.c (compile_file): Don't call initialize_plugins.
3809 (print_version): Call print_plugins_versions.
3810 (toplev_main): Call initialize_plugins. Print version if needed.
3811 Call finalize_plugins.
3813 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
3815 * common.opt (fversion): New.
3816 * gcc.c (print_version): New.
3817 (process_command): Don't print the version. Just set print_version.
3818 (main): Print version. Call subprocesses if print_version and
3819 verbose_flag are set.
3820 * opts.c (common_handle_option): Handle OPT_fversion.
3822 2009-04-16 Richard Guenther <rguenther@suse.de>
3823 Ira Rosen <irar@il.ibm.com>
3825 PR tree-optimization/39698
3826 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
3827 type of the reduction variable. Only generate the def if
3830 * omp-low.c (expand_omp_for_generic): When converting to a pointer
3831 make sure to first convert to an integer of the same precision.
3832 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
3833 the type of the evolution correctly in computing the new
3834 induction variable base.
3836 2009-04-16 Richard Guenther <rguenther@suse.de>
3839 * tree-cfg.c (make_blocks): Split statements with to-be
3840 abnormal SSA names on the lhs.
3842 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
3844 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
3845 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
3846 * c-typeck.c (really_start_incremental_init): Likewise.
3847 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
3848 (TARGET_INITIALIZER): Remove it.
3849 * target.h (struct target): Remove vector_opaque_p.
3850 * tree.c (build_opaque_vector_type): New.
3851 * tree.h (TYPE_VECTOR_OPAQUE): New.
3852 (build_opaque_vector_type): Declare.
3853 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
3854 * config/rs6000/rs6000.c (build_opaque_vector_type,
3855 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
3856 (rs6000_init_builtins): Use build_opaque_vector_type for
3857 opaque_V4SI_type_node.
3859 2009-04-15 Catherine Moore <clm@codesourcery.com>
3861 * debug.h (set_name): Declare.
3862 * dwarf2out.c (dwarf2out_set_name): Declare.
3863 (dwarf2_debug_hooks): Add set_name.
3864 (find_AT_string): New.
3865 (add_AT_string): Call find_AT_string.
3866 (dwarf2out_set_name): New.
3867 * cp/decl.c (grokdeclarator): Call set_name.
3868 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
3869 * debug.c (do_nothing_debug_hooks): Likewise.
3870 * dbxout.c (dbx_debug_hooks): Likewise.
3871 * sdbout.c (sdb_debug_hooks): Likewise.
3873 2009-04-15 Michael Eager <eager@eagercon.com>
3875 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
3876 reg for single-precision FPU.
3877 * config/rs6000/rs6000.md (movsi_internal1): Only for
3879 (movsi_internal1_single): New. Add pattern to move SI values to/from
3880 single-precision FP regs.
3882 2009-04-15 Richard Guenther <rguenther@suse.de>
3884 * omp-low.c (lower_rec_input_clauses): Build correct address
3886 (expand_omp_for_generic): Fix multiplication type.
3887 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
3888 (generate_memset_zero): Fix types.
3889 * tree-profile.c (prepare_instrumented_value): Correctly
3892 2009-04-15 Ian Lance Taylor <iant@google.com>
3894 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
3895 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
3896 for -Wall and for -Wc++-compat.
3897 (c_common_post_options): For C++, set warn_enum_compare if not
3899 * c-tree.h (struct c_expr): Add field original_type.
3900 (build_external_ref): Update declaration.
3901 * c-parser.c (c_parser_braced_init): Set original_type.
3902 (c_parser_initelt): Likewise.
3903 (c_parser_expr_no_commas): Likewise.
3904 (c_parser_conditional_expression): Likewise.
3905 (c_parser_cast_expression): Likewise.
3906 (c_parser_unary_expression): Likewise. Pull setting of
3907 original_code to top of function.
3908 (c_parser_sizeof_expression): Set original_type.
3909 (c_parser_alignof_expression): Likewise.
3910 (c_parser_postfix_expression): Likewise. Pull setting of
3911 original_code to top of function.
3912 (c_parser_postfix_expression_after_paren_type): Set original_type.
3913 (c_parser_postfix_expression_after_primary): Likewise.
3914 (c_parser_expression): Likewise.
3915 * c-typeck.c (build_external_ref): Add type parameter. Change all
3917 (c_expr_sizeof_expr): Set original_type field.
3918 (parser_build_unary_op): Likewise.
3919 (parser_build_binary_op): Likewise. Optionally warn about
3920 comparisons of enums of different types.
3921 (digest_init): Set original_type field.
3922 (really_start_incremental_init): Likewise.
3923 (push_init_level, pop_init_level): Likewise.
3924 * doc/invoke.texi (Warning Options): -Wenum-compare now
3927 2009-04-15 Richard Guenther <rguenther@suse.de>
3929 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
3930 out a necessary conversion.
3931 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
3932 names we didn't value number.
3933 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
3935 2009-04-15 Richard Guenther <rguenther@suse.de>
3937 PR tree-optimization/39764
3938 * tree-ssa-ccp.c (get_value): Canonicalize value with
3939 canonicalize_float_value.
3941 2009-04-15 Jan Hubicka <jh@suse.cz>
3943 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
3944 Wrong version of patch.
3946 2009-04-15 Jan Hubicka <jh@suse.cz>
3948 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
3950 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
3952 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
3953 our distinct integral and vector types.
3955 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
3957 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
3958 * init.c (build_vtbl_address): Remove call to assemble_external.
3960 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
3962 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
3963 output for other floating point modes.
3965 2009-04-14 Diego Novillo <dnovillo@google.com>
3967 * diagnostic.c (diagnostic_report_diagnostic): Do not
3968 warn about loaded plugins for DK_ERROR and DK_WARNING.
3969 * c-decl.c (declspecs_add_type): Move call to
3970 invoke_plugin_callbacks ...
3971 * c-parser.c (c_parser_declspecs): ... here.
3972 * plugin.c (dump_active_plugins): Tidy output.
3974 2009-04-14 Diego Novillo <dnovillo@google.com>
3975 Le-Chun Wu <lcwu@google.com>
3977 * configure.ac: Add --enable-plugin support.
3978 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
3979 * Makefile.in (PLUGIN_H): Define.
3980 Export ENABLE_PLUGIN and GMPINC to site.exp.
3981 Add PLUGINLIBS to link command.
3982 Add/modify dependencies for plugin.o and files including plugin.h.
3984 * config.in: Regenerate.
3986 * opts.c (common_handle_option): Handle OPT_fplugin_ and
3989 2009-04-14 Le-Chun Wu <lcwu@google.com>
3991 * tree-pass.h (register_one_dump_file): Add a prototype for
3992 register_one_dump_file.
3993 * toplev.c (compile_file): Call initialize_plugins.
3994 (do_compile): Call invoke_plugin_callbacks.
3995 (toplev_main): Call invoke_plugin_callbacks.
3996 * common.opt: Add -fplugin= and -fplugin-arg-.
3997 * gcc-plugin.h: New public header file for plugins to include.
3998 * plugin.c: New source file.
3999 * plugin.h: New internal header file.
4000 * passes.c (register_one_dump_file): Make it external.
4002 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
4004 2009-04-14 Diego Novillo <dnovillo@google.com>
4006 * doc/plugins.texi: New.
4007 * doc/gccint.texi: Add reference to Plugins chapter.
4008 * doc/invoke.texi: Document -fplugin and -fplugin-arg
4009 * diagnostic.c (diagnostic_report_diagnostic): Warn about
4010 loaded plugins, if any.
4011 * timevar.def (TV_PLUGIN_INIT): Define.
4012 (TV_PLUGIN_RUN): Define.
4013 * plugin.c: Include timevar.h
4014 (plugins_active_p): New.
4015 (dump_active_plugins): New.
4016 (debug_active_plugins): New.
4018 2009-04-14 Joseph Myers <joseph@codesourcery.com>
4020 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
4022 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
4024 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
4026 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
4027 the same as a minus without a shift.
4029 2009-04-14 Nick Clifton <nickc@redhat.com>
4031 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
4032 comparisons with small integers will always produce a short
4035 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
4038 2008-12-19 Diego Novillo <dnovillo@google.com>
4040 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
4042 2009-04-14 Richard Guenther <rguenther@suse.de>
4044 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
4046 (verify_gimple_assign_binary): Likewise. Handle shifts and
4048 (verify_gimple_phi): Print the mismatched argument position.
4049 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
4051 (vect_update_init_of_dr): Likewise.
4052 * matrix-reorg.c (transform_access_sites): Do what the
4054 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
4056 2009-04-13 Michael Eager <eager@eagercon.com>
4058 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
4059 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
4060 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
4061 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
4062 remove duplicate config
4064 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4066 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
4067 file_name:line_number type locator of the call site.
4069 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
4071 * genautomata.c: Put blank after comma.
4072 (automaton_decls): New.
4073 (struct unit_usage): Add comments to member next.
4074 (store_alt_unit_usage): Keep the list ordered.
4075 (unit_present_on_list_p, equal_alternatives_p): New.
4076 (check_regexp_units_distribution): Check units distribution
4077 correctness correctly.
4078 (main): Don't write automata if error is found. Return correct
4081 * config/m68k/cf.md (cfv4_ds): Remove.
4082 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
4083 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
4085 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
4086 power4-load-ext, power4-store, power4-store-update,
4087 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
4088 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
4089 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
4090 power4-sqrt, power4-isync): Modify reservation to make correct
4091 unit distribution to automata.
4093 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
4094 power5-store-update, power5-two, power5-three, power5-lmul,
4095 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
4097 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
4099 * except.c (pass_set_nothrow_function_flags): Set name and add
4101 (set_nothrow_function_flags): Mention in the dump file when
4102 changing a function to nothrow.
4104 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
4107 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
4108 instead of unsigned long.
4110 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4112 * config/arm/arm.c (return_used_this_function): Remove.
4113 (arm_output_function_prologue): Remove use of
4114 return_used_this_function.
4115 (output_return_instruction): Replace use of
4116 return_used_this_function
4117 by cfun->machine->return_used_this_function.
4118 (arm_output_epilogue): Likewise.
4119 (arm_output_function_epilogue): Likewise.
4120 (thumb_unexpanded_epilogue): Likewise.
4121 * config/arm/arm.h (struct machine_function):
4122 New member return_used_this_function.
4124 2009-04-12 Mark Mitchell <mark@codesourcery.com>
4126 * doc/install.texi: Correct description of default directory for
4127 --with-gxx-include-dir.
4129 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
4131 * fold-const.c (build_range_check): Properly deal with enumeral and
4134 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
4136 * doc/invoke.texi (max_gcse_passes): Remove documentation.
4137 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
4138 * params.h (MAX_GCSE_PASSES): Remove.
4139 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
4140 in sequence. Remove ability to run multiple passes.
4141 (bypass_jumps): Report run as third CPROP pass.
4143 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
4146 * except.c (can_throw_external): Look at each insn in a SEQUENCE
4147 when deciding whether the whole SEQUENCE can throw.
4149 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
4152 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
4153 offseted label references.
4155 2009-04-11 Jan Hubicka <jh@suse.cz>
4157 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
4159 2009-04-11 Richard Guenther <rguenther@suse.de>
4162 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
4163 return variables as TREE_ADDRESSABLE.
4165 2009-04-11 Richard Guenther <rguenther@suse.de>
4167 PR tree-optimization/39713
4168 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
4169 reference trees have SSA_NAME operands.
4171 2009-04-11 Richard Guenther <rguenther@suse.de>
4174 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
4175 address expressions.
4177 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
4179 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
4180 match changes in Cygwin 1.7
4181 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
4182 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
4184 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
4186 PR tree-optimization/39701
4187 * doc/invoke.texi (Optimization Options): Document change in
4188 meaning and initialization of -fdelete-null-pointer-checks.
4190 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
4193 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
4195 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
4198 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
4200 2009-04-10 Chao-ying Fu <fu@mips.com>
4202 * doc/tm.texi (Instruction Output): Document
4203 TARGET_ASM_FINAL_POSTSCAN_INSN.
4204 * target.h (final_postscan_insn): New field in asm_out.
4205 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
4206 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
4207 * final.c (final_scan_insn): Call
4208 targetm.asm_out.final_postscan_insn after outputting
4209 an asm macro and a normal instruction.
4211 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
4212 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
4213 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
4214 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
4215 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
4217 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
4220 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
4221 variables as non-NULL even with -fdelete-null-pointer-checks.
4223 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
4225 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
4227 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
4230 * config/i386/i386.c (classify_argument): Handle SCmode with
4231 (bit_offset % 64) != 0.
4233 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
4235 * doc/invoke.texi (Optimize Options): Add cross-reference to
4236 -Q --help=optimizers examples.
4238 2009-04-10 Ben Elliston <bje@au.ibm.com>
4241 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
4242 regalign for the reg == fpr and TDmode case.
4244 2009-04-09 David Ayers <ayers@fsfe.org>
4247 * objc/objc-act.c (warn_with_method): Remove helper function.
4248 (check_duplicates): Call warning and inform directly.
4249 (really_start_method): Likewise.
4251 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
4253 * expmed.c (expand_divmod): Always use a comparison for a division
4254 by a large unsigned integer.
4256 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
4257 for things others than variables or functions as nonzero.
4259 2009-04-09 Nick Clifton <nickc@redhat.com>
4261 * unwind-compat.c: Change copyright header to refer to version
4262 3 of the GNU General Public License with version 3.1 of the
4263 GCC Runtime Library Exception and to point readers at the
4264 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
4265 * config/alpha/crtfastmath.c: Likewise.
4266 * config/alpha/linux-unwind.h: Likewise.
4267 * config/alpha/qrnnd.asm: Likewise.
4268 * config/alpha/vms-crt0-64.c: Likewise.
4269 * config/alpha/vms-crt0.c: Likewise.
4270 * config/alpha/vms-dwarf2.asm: Likewise.
4271 * config/alpha/vms-dwarf2eh.asm: Likewise.
4272 * config/alpha/vms-psxcrt0-64.c: Likewise.
4273 * config/alpha/vms-psxcrt0.c: Likewise.
4274 * config/alpha/vms_tramp.asm: Likewise.
4275 * config/arc/initfini.c: Likewise.
4276 * config/arc/lib1funcs.asm: Likewise.
4277 * config/arm/bpabi-v6m.S: Likewise.
4278 * config/arm/bpabi.S: Likewise.
4279 * config/arm/bpabi.c: Likewise.
4280 * config/arm/crti.asm: Likewise.
4281 * config/arm/crtn.asm: Likewise.
4282 * config/arm/ieee754-df.S: Likewise.
4283 * config/arm/ieee754-sf.S: Likewise.
4284 * config/arm/lib1funcs.asm: Likewise.
4285 * config/arm/libunwind.S: Likewise.
4286 * config/arm/linux-atomic.c: Likewise.
4287 * config/arm/mmintrin.h: Likewise.
4288 * config/arm/pr-support.c: Likewise.
4289 * config/arm/unaligned-funcs.c: Likewise.
4290 * config/arm/unwind-arm.c: Likewise.
4291 * config/arm/unwind-arm.h: Likewise.
4292 * config/avr/libgcc.S: Likewise.
4293 * config/bfin/crti.s: Likewise.
4294 * config/bfin/crtlibid.s: Likewise.
4295 * config/bfin/crtn.s: Likewise.
4296 * config/bfin/lib1funcs.asm: Likewise.
4297 * config/bfin/linux-unwind.h: Likewise.
4298 * config/cris/arit.c: Likewise.
4299 * config/cris/cris_abi_symbol.c: Likewise.
4300 * config/darwin-64.c: Likewise.
4301 * config/darwin-crt2.c: Likewise.
4302 * config/darwin-crt3.c: Likewise.
4303 * config/darwin.h: Likewise.
4304 * config/dbxelf.h: Likewise.
4305 * config/dfp-bit.c: Likewise.
4306 * config/dfp-bit.h: Likewise.
4307 * config/elfos.h: Likewise.
4308 * config/fixed-bit.c: Likewise.
4309 * config/fixed-bit.h: Likewise.
4310 * config/fp-bit.c: Likewise.
4311 * config/fp-bit.h: Likewise.
4312 * config/fr30/crti.asm: Likewise.
4313 * config/fr30/crtn.asm: Likewise.
4314 * config/fr30/lib1funcs.asm: Likewise.
4315 * config/freebsd-spec.h: Likewise.
4316 * config/frv/cmovd.c: Likewise.
4317 * config/frv/cmovh.c: Likewise.
4318 * config/frv/cmovw.c: Likewise.
4319 * config/frv/frvbegin.c: Likewise.
4320 * config/frv/frvend.c: Likewise.
4321 * config/frv/lib1funcs.asm: Likewise.
4322 * config/glibc-stdint.h: Likewise.
4323 * config/h8300/clzhi2.c: Likewise.
4324 * config/h8300/crti.asm: Likewise.
4325 * config/h8300/crtn.asm: Likewise.
4326 * config/h8300/ctzhi2.c: Likewise.
4327 * config/h8300/fixunssfsi.c: Likewise.
4328 * config/h8300/lib1funcs.asm: Likewise.
4329 * config/h8300/parityhi2.c: Likewise.
4330 * config/h8300/popcounthi2.c: Likewise.
4331 * config/i386/ammintrin.h: Likewise.
4332 * config/i386/att.h: Likewise.
4333 * config/i386/avxintrin.h: Likewise.
4334 * config/i386/biarch64.h: Likewise.
4335 * config/i386/bmmintrin.h: Likewise.
4336 * config/i386/cpuid.h: Likewise.
4337 * config/i386/cross-stdarg.h: Likewise.
4338 * config/i386/crtfastmath.c: Likewise.
4339 * config/i386/crtprec.c: Likewise.
4340 * config/i386/cygming-crtbegin.c: Likewise.
4341 * config/i386/cygming-crtend.c: Likewise.
4342 * config/i386/cygwin.asm: Likewise.
4343 * config/i386/emmintrin.h: Likewise.
4344 * config/i386/gmm_malloc.h: Likewise.
4345 * config/i386/gthr-win32.c: Likewise.
4346 * config/i386/i386.h: Likewise.
4347 * config/i386/immintrin.h: Likewise.
4348 * config/i386/linux-unwind.h: Likewise.
4349 * config/i386/linux64.h: Likewise.
4350 * config/i386/mm3dnow.h: Likewise.
4351 * config/i386/mmintrin-common.h: Likewise.
4352 * config/i386/mmintrin.h: Likewise.
4353 * config/i386/nmmintrin.h: Likewise.
4354 * config/i386/pmm_malloc.h: Likewise.
4355 * config/i386/pmmintrin.h: Likewise.
4356 * config/i386/smmintrin.h: Likewise.
4357 * config/i386/sol2-c1.asm: Likewise.
4358 * config/i386/sol2-ci.asm: Likewise.
4359 * config/i386/sol2-cn.asm: Likewise.
4360 * config/i386/sol2-gc1.asm: Likewise.
4361 * config/i386/tmmintrin.h: Likewise.
4362 * config/i386/unix.h: Likewise.
4363 * config/i386/w32-unwind.h: Likewise.
4364 * config/i386/wmmintrin.h: Likewise.
4365 * config/i386/x86-64.h: Likewise.
4366 * config/i386/x86intrin.h: Likewise.
4367 * config/i386/xmmintrin.h: Likewise.
4368 * config/ia64/crtbegin.asm: Likewise.
4369 * config/ia64/crtend.asm: Likewise.
4370 * config/ia64/crtfastmath.c: Likewise.
4371 * config/ia64/crti.asm: Likewise.
4372 * config/ia64/crtn.asm: Likewise.
4373 * config/ia64/fde-glibc.c: Likewise.
4374 * config/ia64/lib1funcs.asm: Likewise.
4375 * config/ia64/linux-unwind.h: Likewise.
4376 * config/ia64/quadlib.c: Likewise.
4377 * config/ia64/unwind-ia64.c: Likewise.
4378 * config/linux.h: Likewise.
4379 * config/m32c/m32c-lib1.S: Likewise.
4380 * config/m32c/m32c-lib2-trapv.c: Likewise.
4381 * config/m32c/m32c-lib2.c: Likewise.
4382 * config/m32r/initfini.c: Likewise.
4383 * config/m68hc11/larith.asm: Likewise.
4384 * config/m68hc11/m68hc11-crt0.S: Likewise.
4385 * config/m68k/cf.md: Likewise.
4386 * config/m68k/crti.s: Likewise.
4387 * config/m68k/crtn.s: Likewise.
4388 * config/m68k/lb1sf68.asm: Likewise.
4389 * config/m68k/linux-unwind.h: Likewise.
4390 * config/mcore/crti.asm: Likewise.
4391 * config/mcore/crtn.asm: Likewise.
4392 * config/mcore/lib1.asm: Likewise.
4393 * config/mips/linux-unwind.h: Likewise.
4394 * config/mips/loongson.h: Likewise.
4395 * config/mips/mips16.S: Likewise.
4396 * config/mmix/crti.asm: Likewise.
4397 * config/mmix/crtn.asm: Likewise.
4398 * config/pa/fptr.c: Likewise.
4399 * config/pa/hpux-unwind.h: Likewise.
4400 * config/pa/lib2funcs.asm: Likewise.
4401 * config/pa/linux-atomic.c: Likewise.
4402 * config/pa/linux-unwind.h: Likewise.
4403 * config/pa/milli64.S: Likewise.
4404 * config/pa/quadlib.c: Likewise.
4405 * config/pa/stublib.c: Likewise.
4406 * config/picochip/libgccExtras/adddi3.asm: Likewise.
4407 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
4408 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
4409 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
4410 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
4411 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
4412 * config/picochip/libgccExtras/divmod15.asm: Likewise.
4413 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
4414 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
4415 * config/picochip/libgccExtras/longjmp.asm: Likewise.
4416 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
4417 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
4418 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
4419 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
4420 * config/picochip/libgccExtras/setjmp.asm: Likewise.
4421 * config/picochip/libgccExtras/subdi3.asm: Likewise.
4422 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
4423 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
4424 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
4425 * config/rs6000/750cl.h: Likewise.
4426 * config/rs6000/altivec.h: Likewise.
4427 * config/rs6000/biarch64.h: Likewise.
4428 * config/rs6000/crtresfpr.asm: Likewise.
4429 * config/rs6000/crtresgpr.asm: Likewise.
4430 * config/rs6000/crtresxfpr.asm: Likewise.
4431 * config/rs6000/crtresxgpr.asm: Likewise.
4432 * config/rs6000/crtsavfpr.asm: Likewise.
4433 * config/rs6000/crtsavgpr.asm: Likewise.
4434 * config/rs6000/darwin-asm.h: Likewise.
4435 * config/rs6000/darwin-fallback.c: Likewise.
4436 * config/rs6000/darwin-fpsave.asm: Likewise.
4437 * config/rs6000/darwin-ldouble.c: Likewise.
4438 * config/rs6000/darwin-tramp.asm: Likewise.
4439 * config/rs6000/darwin-unwind.h: Likewise.
4440 * config/rs6000/darwin-vecsave.asm: Likewise.
4441 * config/rs6000/darwin-world.asm: Likewise.
4442 * config/rs6000/e500crtres32gpr.asm: Likewise.
4443 * config/rs6000/e500crtres64gpr.asm: Likewise.
4444 * config/rs6000/e500crtres64gprctr.asm: Likewise.
4445 * config/rs6000/e500crtrest32gpr.asm: Likewise.
4446 * config/rs6000/e500crtrest64gpr.asm: Likewise.
4447 * config/rs6000/e500crtresx32gpr.asm: Likewise.
4448 * config/rs6000/e500crtresx64gpr.asm: Likewise.
4449 * config/rs6000/e500crtsav32gpr.asm: Likewise.
4450 * config/rs6000/e500crtsav64gpr.asm: Likewise.
4451 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
4452 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
4453 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
4454 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
4455 * config/rs6000/eabi-ci.asm: Likewise.
4456 * config/rs6000/eabi-cn.asm: Likewise.
4457 * config/rs6000/eabi.asm: Likewise.
4458 * config/rs6000/linux-unwind.h: Likewise.
4459 * config/rs6000/linux64.h: Likewise.
4460 * config/rs6000/paired.h: Likewise.
4461 * config/rs6000/paired.md: Likewise.
4462 * config/rs6000/ppc64-fp.c: Likewise.
4463 * config/rs6000/ppu_intrinsics.h: Likewise.
4464 * config/rs6000/rs6000.h: Likewise.
4465 * config/rs6000/si2vmx.h: Likewise.
4466 * config/rs6000/sol-ci.asm: Likewise.
4467 * config/rs6000/sol-cn.asm: Likewise.
4468 * config/rs6000/spe.h: Likewise.
4469 * config/rs6000/spu2vmx.h: Likewise.
4470 * config/rs6000/sysv4.h: Likewise.
4471 * config/rs6000/tramp.asm: Likewise.
4472 * config/rs6000/vec_types.h: Likewise.
4473 * config/s390/linux-unwind.h: Likewise.
4474 * config/s390/tpf-unwind.h: Likewise.
4475 * config/score/crti.asm: Likewise.
4476 * config/score/crtn.asm: Likewise.
4477 * config/sh/crt1.asm: Likewise.
4478 * config/sh/crti.asm: Likewise.
4479 * config/sh/crtn.asm: Likewise.
4480 * config/sh/divtab-sh4-300.c: Likewise.
4481 * config/sh/divtab-sh4.c: Likewise.
4482 * config/sh/divtab.c: Likewise.
4483 * config/sh/lib1funcs-4-300.asm: Likewise.
4484 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
4485 * config/sh/lib1funcs.asm: Likewise.
4486 * config/sh/lib1funcs.h: Likewise.
4487 * config/sh/linux-atomic.asm: Likewise.
4488 * config/sh/linux-unwind.h: Likewise.
4489 * config/sh/shmedia.h: Likewise.
4490 * config/sh/sshmedia.h: Likewise.
4491 * config/sh/ushmedia.h: Likewise.
4492 * config/sparc/crtfastmath.c: Likewise.
4493 * config/sparc/linux-unwind.h: Likewise.
4494 * config/sparc/sol2-c1.asm: Likewise.
4495 * config/sparc/sol2-ci.asm: Likewise.
4496 * config/sparc/sol2-cn.asm: Likewise.
4497 * config/spu/divmodti4.c: Likewise.
4498 * config/spu/divv2df3.c: Likewise.
4499 * config/spu/float_disf.c: Likewise.
4500 * config/spu/float_unsdidf.c: Likewise.
4501 * config/spu/float_unsdisf.c: Likewise.
4502 * config/spu/float_unssidf.c: Likewise.
4503 * config/spu/mfc_multi_tag_release.c: Likewise.
4504 * config/spu/mfc_multi_tag_reserve.c: Likewise.
4505 * config/spu/mfc_tag_release.c: Likewise.
4506 * config/spu/mfc_tag_reserve.c: Likewise.
4507 * config/spu/mfc_tag_table.c: Likewise.
4508 * config/spu/multi3.c: Likewise.
4509 * config/spu/spu_internals.h: Likewise.
4510 * config/spu/spu_intrinsics.h: Likewise.
4511 * config/spu/spu_mfcio.h: Likewise.
4512 * config/spu/vec_types.h: Likewise.
4513 * config/spu/vmx2spu.h: Likewise.
4514 * config/stormy16/stormy16-lib2.c: Likewise.
4515 * config/svr4.h: Likewise.
4516 * config/sync.c: Likewise.
4517 * config/v850/lib1funcs.asm: Likewise.
4518 * config/vxlib-tls.c: Likewise.
4519 * config/vxlib.c: Likewise.
4520 * config/vxworks-dummy.h: Likewise.
4521 * config/xtensa/crti.asm: Likewise.
4522 * config/xtensa/crtn.asm: Likewise.
4523 * config/xtensa/ieee754-df.S: Likewise.
4524 * config/xtensa/ieee754-sf.S: Likewise.
4525 * config/xtensa/lib1funcs.asm: Likewise.
4526 * config/xtensa/lib2funcs.S: Likewise.
4527 * config/xtensa/linux-unwind.h: Likewise.
4528 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
4529 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
4530 * coretypes.h: Likewise.
4531 * crtstuff.c: Likewise.
4532 * defaults.h: Likewise.
4533 * dwarf2.h: Likewise.
4534 * emutls.c: Likewise.
4535 * gbl-ctors.h: Likewise.
4536 * gcov-io.h: Likewise.
4537 * ginclude/float.h: Likewise.
4538 * ginclude/iso646.h: Likewise.
4539 * ginclude/stdarg.h: Likewise.
4540 * ginclude/stdbool.h: Likewise.
4541 * ginclude/stddef.h: Likewise.
4542 * ginclude/stdfix.h: Likewise.
4543 * ginclude/stdint-gcc.h: Likewise.
4544 * ginclude/tgmath.h: Likewise.
4545 * gthr-aix.h: Likewise.
4546 * gthr-dce.h: Likewise.
4547 * gthr-gnat.c: Likewise.
4548 * gthr-gnat.h: Likewise.
4549 * gthr-lynx.h: Likewise.
4550 * gthr-mipssde.h: Likewise.
4551 * gthr-nks.h: Likewise.
4552 * gthr-posix.c: Likewise.
4553 * gthr-posix.h: Likewise.
4554 * gthr-posix95.h: Likewise.
4555 * gthr-rtems.h: Likewise.
4556 * gthr-single.h: Likewise.
4557 * gthr-solaris.h: Likewise.
4558 * gthr-tpf.h: Likewise.
4559 * gthr-vxworks.h: Likewise.
4560 * gthr-win32.h: Likewise.
4562 * libgcc2.c: Likewise.
4563 * libgcc2.h: Likewise.
4564 * libgcov.c: Likewise.
4565 * tsystem.h: Likewise.
4566 * typeclass.h: Likewise.
4567 * unwind-c.c: Likewise.
4568 * unwind-compat.h: Likewise.
4569 * unwind-dw2-fde-compat.c: Likewise.
4570 * unwind-dw2-fde-darwin.c: Likewise.
4571 * unwind-dw2-fde-glibc.c: Likewise.
4572 * unwind-dw2-fde.c: Likewise.
4573 * unwind-dw2-fde.h: Likewise.
4574 * unwind-dw2.c: Likewise.
4575 * unwind-dw2.h: Likewise.
4576 * unwind-generic.h: Likewise.
4577 * unwind-pe.h: Likewise.
4578 * unwind-sjlj.c: Likewise.
4579 * unwind.inc: Likewise.
4580 * config/arm/neon-gen.ml: Change generated copyright header to
4581 refer to version 3 of the GNU General Public License with
4582 version 3.1 of the GCC Runtime Library Exception and to point
4583 readers at the COPYING3 and COPYING3.RUNTIME files and the
4584 FSF's license web page.
4585 * config/arm/arm_neon.h: Regenerate.
4587 2009-04-09 Jakub Jelinek <jakub@redhat.com>
4589 * config/cris/cris.md: Change copyright header to refer to version
4590 3 of the GNU General Public License.
4591 * doc/install.texi2html: Change copyright header to refer to version
4592 3 of the GNU General Public License and to point readers at the
4593 COPYING3 file and the FSF's license web page.
4594 * config/vax/linux.h: Likewise.
4596 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
4598 * config/i386/i386.md (cmpcc): New.
4599 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
4600 (sync_compare_and_swap_cc*): Delete.
4602 * config/s390/s390.c (s390_compare_emitted): Remove.
4603 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
4604 s390_compare_emitted used to be handled. Assert that modes match.
4605 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
4606 refer to sync_compare_and_swap_ccsi.
4607 * config/s390/s390.h (s390_compare_emitted): Remove.
4608 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
4609 instead of s390_compare_emitted.
4610 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
4611 instead of s390_compare_emitted.
4612 * config/s390/s390.md (cmpcc): New.
4613 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
4614 CC_REGNUM, do not pretend it's set.
4615 (sync_compare_and_swap_cc*): Delete.
4616 * config/s390/predicates.md (cc_reg_operand): New.
4618 * expr.c (sync_compare_and_swap_cc): Delete.
4619 * optabs.h (sync_compare_and_swap_cc): Delete.
4620 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
4621 is being used with can_compare_p.
4622 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
4624 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
4625 look for a MODE_CC set instead. Use emit_store_flag.
4626 (expand_compare_and_swap_loop): Likewise, with some additional
4627 complication to avoid a force_reg when useless. Use
4628 emit_cmp_and_jump_insns.
4629 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
4630 * doc/md.texi (sync_compare_and_swap_cc): Merge with
4631 sync_compare_and_swap documentation.
4633 2009-04-09 Jan Hubicka <jh@suse.cz>
4635 * except.c (find_prev_try): Break out from ....
4636 (duplicate_eh_regions): ... here; properly update prev_try pointers
4637 when duplication part of tree.
4638 (dump_eh_tree): Improve dumping.
4639 (verify_eh_region): New.
4640 (verify_eh_tree): Use it.
4642 2009-04-06 Richard Guenther <rguenther@suse.de>
4644 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
4645 &ARRAY addresses by adjusting their types and prepending
4647 * tree-cfg.c (verify_gimple_assign_single): Verify that
4648 addresses are correct.
4650 2009-04-09 Richard Guenther <rguenther@suse.de>
4652 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
4653 indices into an array reference if possible.
4654 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4655 Fold POINTER_PLUS_EXPR statements with invariant address.
4657 2009-04-09 Alan Modra <amodra@bigpond.net.au>
4660 * config.gcc (powerpc64-*-linux*): Always build biarch.
4662 2009-04-09 Joseph Myers <joseph@codesourcery.com>
4665 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
4666 it and pedwarn if this results in an INTEGER_CST.
4668 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4670 * doc/install.texi: Update minimum GMP version. Remove obsolete
4671 text in MPFR section.
4673 2009-04-08 Jakub Jelinek <jakub@redhat.com>
4675 * dwarf2out.c (class_scope_p): New static inline.
4676 (class_or_namespace_scope_p): Use it.
4677 (gen_variable_die): Use DW_TAG_member tag for static data member
4678 declarations instead of DW_TAG_variable.
4681 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
4684 2009-04-08 Richard Guenther <rguenther@suse.de>
4686 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
4687 valueize random data.
4689 2009-04-08 David Edelsohn <edelsohn@gnu.org>
4691 * config.gcc (aix tm_file): Add aix-stdint.h.
4692 (aix tm clause use_gcc_stdint): Set to wrap.
4693 * config/rs6000/aix-stdint.h: New file.
4695 2009-04-08 Richard Guenther <rguenther@suse.de>
4698 * tree-dfa.c (add_referenced_var): Do not recurse into
4699 global initializers.
4700 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
4702 (fold_const_aggregate_ref): Likewise.
4704 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
4706 * recog.c (ordered_comparison_operator): New.
4707 * gensupport.c (std_preds): Add it.
4708 * doc/md.texi (Machine-Independent Predicates): Document it.
4710 2009-04-08 Jan Hubicka <jh@suse.cz>
4712 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
4713 * function.h (rtl_eh): Remove exception_handler_label_map.
4714 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
4715 remove_exception_handler_label, for_each_eh_label_1): Remove.
4716 (rtl_remove_unreachable_regions): Remove.
4717 (convert_from_eh_region_ranges): Do not remove unreachable regions.
4718 (find_exception_handler_labels): Don't build the hashtable.
4719 (maybe_remove_eh_handler): Remove.
4720 (for_each_eh_label): Rewrite to walk the tree.
4721 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
4722 * except.h (maybe_remove_eh_handler): Remove.
4723 * passes.c (init_optimization_passes): Schedule second EH cleanup
4725 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
4726 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
4728 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
4730 * genoutput.c (validate_optab_operands): New.
4731 (gen_insn, gen_expand): Call it.
4733 * genflags.c (gen_insn): Detect misused iterators.
4734 (main): Pass line_no to gen_insn, exit with status 1 on error.
4736 * genextract.c (line_no): Make global.
4737 (VEC_safe_set_locstr): Change assertion to error message.
4738 (main): Exit with status 1 on error.
4740 2009-04-08 Joseph Myers <joseph@codesourcery.com>
4744 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
4745 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
4746 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
4747 * c-convert.c (convert): Do not call fold on results of conversion
4748 functions when the result is a C_MAYBE_CONST_EXPR.
4749 * c-parser.c (c_parser_postfix_expression): Do not fold condition
4750 of __builtin_choose_expr.
4751 * c-typeck.c (remove_c_maybe_const_expr): New.
4752 (build_unary_op, build_conditional_expr, build_compound_expr,
4753 build_binary_op, c_objc_common_truthvalue_conversion): Call
4754 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
4757 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
4759 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
4760 CODE to produce a new one. Add a prototype to use fold_convert_const
4762 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
4765 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
4766 mix declarations and code.
4768 2009-04-08 Ben Elliston <bje@au.ibm.com>
4770 * gcc.c: Replace `CC' with `GCC' throughout.
4772 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
4774 * doc/invoke.texi: Document Atom support.
4776 2009-04-07 Jason Merrill <jason@redhat.com>
4779 * c-common.h, c-common.c: Add flag_pretty_templates.
4780 * c-opts.c (c_common_handle_option): Set it.
4781 * c.opt: Add -fno-pretty-templates.
4782 * doc/invoke.texi (C++ Dialect Options): Likewise.
4784 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
4786 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
4787 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
4788 (ia64_expand_builtin): Likewise.
4790 2009-04-07 Martin Jambor <mjambor@suse.cz>
4792 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
4793 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
4794 ADDR_EXPRS are include too.
4796 2009-04-07 Richard Guenther <rguenther@suse.de>
4798 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
4799 decls are only used if passes as parameters or if they are
4800 local statics and the call is not to a builtin.
4801 (call_may_clobber_ref_p_1): Likewise.
4803 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4805 * expr.c (do_store_flag): Remove last argument. Simplify code
4806 to avoid duplication of tests already done by can_compare_p.
4807 (expand_expr_real_1): Adjust caller.
4809 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4811 * optabs.c (can_compare_p): Test the predicate of a
4812 cbranch and cstore pattern.
4814 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4816 * expr.c (convert_move): Use emit_store_flag instead of
4819 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
4821 * config/i386/i386.c (ix86_compare_emitted): Remove.
4822 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
4823 ix86_compare_op0 like ix86_compare_emitted used to be handled.
4824 * config/i386/i386.h (ix86_compare_emitted): Remove.
4825 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
4826 instead of ix86_compare_emitted.
4827 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
4829 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
4831 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
4832 Add t-sysroot-suffix to tmake_file.
4833 * config/print-sysroot-suffix.sh: New file.
4834 * config/t-sysroot-suffix: New file.
4836 2009-04-07 Ben Elliston <bje@au.ibm.com>
4838 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
4839 as the latter produces a warning when the target does not support
4842 2009-04-07 Ben Elliston <bje@au.ibm.com>
4844 * dfp.c: Replace type punning assignments with memcpy throughout.
4845 * Makefile.in (dfp.o-warn): Remove.
4847 2009-04-07 Alan Modra <amodra@bigpond.net.au>
4850 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
4851 Include soft-fp/t-softfp after rs6000/t-linux64.
4853 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
4855 * stor-layout.c (set_sizetype): Use the full precision of their
4856 machine mode for bitsize types.
4858 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
4860 * config/i386/i386.md: Revert 2 accidental checkins.
4862 2009-04-06 Joey Ye <joey.ye@intel.com>
4863 Xuepeng Guo <xuepeng.guo@intel.com>
4864 H.J. Lu <hongjiu.lu@intel.com>
4866 Atom pipeline model, tuning and insn selection.
4867 * config.gcc (atom): Add atom config options and target.
4869 * config/i386/atom.md: New.
4871 * config/i386/i386.c (atom_cost): New cost.
4872 (m_ATOM): New macro flag.
4873 (initial_ix86_tune_features): Set m_ATOM.
4874 (x86_accumulate_outgoing_args): Likewise.
4875 (x86_arch_always_fancy_math_387): Likewise.
4876 (processor_target): Add Atom cost.
4877 (cpu_names): Add Atom cpu name.
4878 (override_options): Set Atom ISA.
4879 (ix86_issue_rate): New case PROCESSOR_ATOM.
4880 (ix86_adjust_cost): Likewise.
4882 * config/i386/i386.h (TARGET_ATOM): New target macro.
4883 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
4884 (TARGET_OPT_AGU): New target option.
4885 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
4886 (processor_type): Add PROCESSOR_ATOM.
4888 * config/i386/i386.md (cpu): Add new value "atom".
4889 (use_carry, movu): New attr.
4890 (atom.md): Include atom.md.
4891 (adddi3_carry_rex64): Set attr "use_carry".
4892 (addqi3_carry): Likewise.
4893 (addhi3_carry): Likewise.
4894 (addsi3_carry): Likewise.
4895 (*addsi3_carry_zext): Likewise.
4896 (subdi3_carry_rex64): Likewise.
4897 (subqi3_carry): Likewise.
4898 (subhi3_carry): Likewise.
4899 (subsi3_carry): Likewise.
4900 (x86_movdicc_0_m1_rex64): Likewise.
4901 (*x86_movdicc_0_m1_se): Likewise.
4902 (x86_movsicc_0_m1): Likewise.
4903 (*x86_movsicc_0_m1_se): Likewise.
4904 (*adddi_1_rex64): Emit add insn as much as possible.
4905 (*addsi_1): Likewise.
4906 (return_internal): Set atom_unit.
4907 (return_internal_long): Likewise.
4908 (return_pop_internal): Likewise.
4909 (*rcpsf2_sse): Set atom_sse_attr attr.
4910 (*qrt<mode>2_sse): Likewise.
4911 (*prefetch_sse): Likewise.
4913 * config/i386/i386-c.c (ix86_target_macros_internal): New case
4915 (ix86_target_macros_internal): Likewise.
4917 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
4918 (*prefetch_sse_rex): Likewise.
4919 (sse_rcpv4sf2): Likewise.
4920 (sse_vmrcpv4sf2): Likewise.
4921 (sse_sqrtv4sf2): Likewise.
4922 (<sse>_vmsqrt<mode>2): Likewise.
4923 (sse_ldmxcsr): Likewise.
4924 (sse_stmxcsr): Likewise.
4925 (*sse_sfence): Likewise.
4926 (sse2_clflush): Likewise.
4927 (*sse2_mfence): Likewise.
4928 (*sse2_lfence): Likewise.
4929 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
4930 (<sse>_movup<ssemodesuffixf2c>): Likewise.
4931 (avx_movdqu<avxmodesuffix>): Likewise.
4932 (avx_lddqu<avxmodesuffix>): Likewise.
4933 (sse2_movntv2di): Change attr "type" to "ssemov".
4934 (sse2_movntsi): Likewise.
4935 (rsqrtv8sf2): Change attr "type" to "sseadd".
4936 (sse3_addsubv2df3): Set attr "atom_unit".
4937 (sse3_h<plusminus_insn>v4sf3): Likewise.
4938 (*sse2_pmaddwd): Likewise.
4939 (*vec_extractv2di_1_rex64): Likewise.
4940 (*vec_extractv2di_1_avx): Likewise.
4941 (sse2_psadbw): Likewise.
4942 (ssse3_phaddwv8hi3): Likewise.
4943 (ssse3_phaddwv4hi3): Likewise.
4944 (ssse3_phadddv4si3): Likewise.
4945 (ssse3_phadddv2si3): Likewise.
4946 (ssse3_phaddswv8hi3): Likewise.
4947 (ssse3_phaddswv4hi3): Likewise.
4948 (ssse3_phsubwv8hi3): Likewise.
4949 (ssse3_phsubwv4hi3): Likewise.
4950 (ssse3_phsubdv4si3): Likewise.
4951 (ssse3_phsubdv2si3): Likewise.
4952 (ssse3_phsubswv8hi3): Likewise.
4953 (ssse3_phsubswv4hi3): Likewise.
4954 (ssse3_pmaddubsw128): Likewise.
4955 (sse3_pmaddubsw: Likewise.
4956 (ssse3_palignrti): Likewise.
4957 (ssse3_palignrdi): Likewise.
4959 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
4961 * doc/install.texi (Specific): Fix two cross-references to MinGW.
4963 2009-04-06 Richard Guenther <rguenther@suse.de>
4965 PR tree-optimization/28868
4966 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
4967 of which PHI results we inserted.
4968 (insert_into_preds_of_block): Record inserted PHIs.
4969 (eliminate): Eliminate redundant PHI nodes.
4970 (init_pre): Init inserted_phi_names.
4972 2009-04-06 Richard Guenther <rguenther@suse.de>
4974 PR tree-optimization/39643
4975 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
4976 IMAGPART_EXPRs of complex constants.
4977 (execute_fold_all_builtins): If we folded a call queue
4978 TODO_update_address_taken.
4980 2009-04-06 Jan Hubicka <jh@suse.cz>
4983 * except.c (remove_unreachable_regions): Propagate may_contain_throw
4986 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
4988 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
4990 (ic_invalidate_array): Likewise.
4992 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
4994 * calls.c (emit_library_call_value_1): Fix a problem with parameter
4995 alignment for library calls.
4997 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
4999 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
5000 (mingw32 tm clause use_gcc_stdint): Set to wrap.
5001 * config/i386/mingw-stdint.h: New file.
5003 2009-04-05 Richard Guenther <rguenther@suse.de>
5005 PR tree-optimization/39648
5006 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
5007 our &A vs. &A[0] IL deficiencies.
5009 2009-04-04 Jan Hubicka <jh@suse.cz>
5011 * except.c (sjlj_find_directly_reachable_regions): Be ready for
5012 removed toplevel regions.
5013 (sjlj_mark_call_sites): Likewise.
5015 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
5017 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
5018 (cygwin tm clause use_gcc_stdint): Set to wrap.
5019 * config/i386/cygwin-stdint.h: New file.
5021 2009-04-04 Richard Guenther <rguenther@suse.de>
5023 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
5024 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
5025 single-argument PHIs if we are in loop-closed SSA form.
5026 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
5027 for the pre-condition.
5028 (slpeel_tree_peel_loop_to_edge): Likewise.
5029 (vect_build_loop_niters): Take an optional sequence to append stmts.
5030 (vect_generate_tmps_on_preheader): Likewise.
5031 (vect_do_peeling_for_loop_bound): Take extra guards for the
5033 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
5034 the cost model check.
5035 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
5036 guards if we are going to peel. Do not apply versioning in that case.
5037 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
5038 (vect_do_peeling_for_loop_bound): Likewise.
5039 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
5040 loop bound only record extra pre-conditions, do not apply loop
5043 2009-04-04 Richard Guenther <rguenther@suse.de>
5045 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
5048 2009-04-04 Jan Hubicka <jh@suse.cz>
5050 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
5051 last_basic_block for size of bb->index indexed array.
5052 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
5053 compute_out, link_btr_uses, build_btr_def_use_webs,
5054 build_btr_def_use_webs, migrate_btr_defs): Likewise.
5056 2009-04-04 Jan Hubicka <jh@suse.cz>
5058 * except.c (remove_eh_handler_and_replace): Break out from ...
5059 (remove_eh_handler): ... here.
5060 (bring_to_root): New function.
5061 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
5062 handled ones, bring others to root of tree.
5064 2009-04-04 Jan Hubicka <jh@suse.cz>
5066 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
5067 (all_phis_safe_to_merge): New function.
5068 (update_info): New structure.
5069 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
5070 (cleanup_empty_eh): Update SSA if possible.
5072 2009-04-04 Richard Guenther <rguenther@suse.de>
5074 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
5075 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
5076 (append_vuse): Likewise.
5078 2009-04-04 Jakub Jelinek <jakub@redhat.com>
5080 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
5081 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
5082 instead of REG_UNSAVED for DW_CFA_undefined.
5083 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
5084 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
5087 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
5090 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
5091 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
5092 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
5094 2009-04-04 Richard Guenther <rguenther@suse.de>
5096 PR tree-optimization/8781
5097 PR tree-optimization/37892
5098 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
5099 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
5100 (valueize_refs): Call it for *& valueizations.
5101 (shared_reference_ops_from_ref): Rename to ...
5102 (valueize_shared_reference_ops_from_ref): ... this and valueize.
5103 (shared_reference_ops_from_call): Rename to ...
5104 (valueize_shared_reference_ops_from_call): ... this and valueize.
5105 (vn_reference_lookup): Update.
5106 (visit_reference_op_call): Likewise.
5107 * tree-ssa-pre.c (phi_translate_1): Fold *&.
5108 (eliminate): Value-replace the call address in call statements.
5110 2009-04-04 Richard Guenther <rguenther@suse.de>
5112 PR tree-optimization/39636
5113 * tree-ssa-forwprop.c
5114 (forward_propagate_addr_into_variable_array_index): Check for
5115 GIMPLE_ASSIGN before accessing the rhs code.
5117 2009-04-03 Jason Merrill <jason@redhat.com>
5119 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
5121 2009-04-03 Steve Ellcey <sje@cup.hp.com>
5123 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
5124 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
5125 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
5126 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
5127 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
5128 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
5129 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
5130 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
5131 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
5132 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
5133 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
5134 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
5135 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
5136 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
5137 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
5138 Use fr_reg_or_fp01_operand instead of fr_register_operand
5140 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
5141 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
5142 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
5144 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
5146 PR rtl-optimization/39607
5147 PR rtl-optimization/39631
5151 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
5152 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
5153 instead of DF_LR_OUT.
5154 * ira-lives.c (process_bb_node_lives): Ditto.
5155 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
5156 instead of DF_LR_{OUT,IN}.
5157 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
5158 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
5160 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
5162 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
5163 (execute_lower_omp): Always run but take the short way out if -fopenmp
5165 (gate_lower_omp): Remove, forcing the pass manager to always run the
5166 pass and always set PROP_gimple_lomp.
5167 (pass_lower_omp): Remove gate function.
5168 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
5169 PROP_trees. Instead, require it.
5170 * ipa-cp.c (pass_ipa_cp): Likewise.
5171 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
5172 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
5173 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
5174 and PROP_gimple_leh.
5176 2009-04-03 Richard Guenther <rguenther@suse.de>
5179 PR tree-optimization/23940
5180 PR tree-optimization/33237
5183 PR tree-optimization/36201
5184 PR tree-optimization/36230
5185 PR tree-optimization/38049
5186 PR tree-optimization/38207
5187 PR tree-optimization/38230
5188 PR tree-optimization/38301
5189 PR tree-optimization/38585
5191 PR tree-optimization/38985
5192 PR tree-optimization/39299
5193 * tree-ssa-structalias.h: Remove.
5194 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
5195 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
5196 (struct vuse_element_d): Remove.
5197 (struct vuse_vec_d): Likewise.
5198 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
5199 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
5200 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
5201 VUSE_ELEMENT_VAR): Likewise.
5202 (struct voptype_d): Likewise.
5203 (NUM_VOP_FREE_BUCKETS): Likewise.
5204 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
5205 (struct stmt_operands_d): Remove.
5206 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
5207 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
5208 VDEF_NUM, VDEF_VECT): Likewise.
5209 (copy_virtual_operands): Remove.
5210 (operand_build_cmp): Likewise.
5211 (create_ssa_artificial_load_stmt): Likewise.
5212 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
5213 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
5214 vuse_index and mayuse_index members. Pack and move done and iter_type
5215 members to the front.
5216 (SSA_OP_VMAYUSE): Remove.
5217 (SSA_OP_VIRTUAL_USES): Adjust.
5218 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
5219 (unlink_stmt_vdef): Declare.
5220 (add_to_addressable_set): Remove.
5221 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
5222 (vrp_visit_stmt): Likewise.
5223 * doc/tree-ssa.texi (Alias analysis): Update.
5224 * doc/invoke.texi (max-aliased-vops): Remove docs.
5225 (avg-aliased-vops): Likewise.
5226 * tree-into-ssa.c (syms_to_rename): Remove.
5227 (need_to_update_vops_p): Likewise.
5228 (need_to_initialize_update_ssa_p): Rename to ...
5229 (update_ssa_initialized_fn): ... this. Track function we are
5231 (symbol_marked_for_renaming): Simplify.
5232 (add_new_name_mapping): Do not set need_to_update_vops_p.
5233 (dump_currdefs): Use SYMS_TO_RENAME.
5234 (rewrite_update_stmt): Always walk all uses/defs.
5235 (dump_update_ssa): Adjust.
5236 (init_update_ssa): Take function argument. Track what we are
5238 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
5239 (create_new_def_for): Initialize for cfun, assert we are initialized
5241 (mark_sym_for_renaming): Simplify.
5242 (mark_set_for_renaming): Do not initialize update-ssa.
5243 (need_ssa_update_p): Simplify. Take function argument.
5244 (name_mappings_registered_p): Assert we ask for the correct function.
5245 (name_registered_for_update_p): Likewise.
5246 (ssa_names_to_replace): Likewise.
5247 (release_ssa_name_after_update_ssa): Likewise.
5248 (update_ssa): Likewise. Use SYMS_TO_RENAME.
5249 (dump_decl_set): Do not print a newline.
5250 (debug_decl_set): Do it here.
5251 (dump_update_ssa): And here.
5252 * tree-ssa-loop-im.c (move_computations): Adjust.
5253 (movement_possibility): Likewise.
5254 (determine_max_movement): Likewise.
5255 (gather_mem_refs_stmt): Likewise.
5256 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
5258 * tree-complex.c (update_all_vops): Remove.
5259 (expand_complex_move): Adjust.
5260 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
5261 Simplify test for memory referencing statement. Exclude
5262 non-invariant ADDR_EXPRs.
5263 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
5264 * tree-loop-distribution.c (generate_memset_zero): Adjust.
5265 (rdg_flag_uses): Likewise.
5266 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
5268 (tree_optimize_tail_calls_1): Also split the
5269 edge from the entry block if we have degenerate PHI nodes in
5270 the first basic block.
5271 * tree.c (init_ttree): Remove memory-tag related code.
5272 (tree_code_size): Likewise.
5273 (tree_node_structure): Likewise.
5274 (build7_stat): Re-write to be build6_stat.
5275 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
5276 (SSA_VAR_P): Adjust.
5277 (struct tree_memory_tag): Remove.
5278 (struct tree_memory_partition_tag): Likewise.
5279 (union tree_node): Adjust.
5280 (build7): Re-write to be build6.
5281 * tree-pass.h (pass_reset_cc_flags): Remove.
5282 (TODO_update_address_taken): New flag.
5283 (pass_simple_dse): Remove.
5284 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
5285 * params.h (MAX_ALIASED_VOPS): Remove.
5286 (AVG_ALIASED_VOPS): Likewise.
5287 * omp-low.c (expand_omp_taskreg): Update SSA form.
5288 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
5289 aliases the lhs in a copy stmt.
5290 * tree-ssa-dse.c (struct address_walk_data): Remove.
5291 (memory_ssa_name_same): Likewise.
5292 (memory_address_same): Likewise.
5293 (get_kill_of_stmt_lhs): Likewise.
5294 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
5295 unused stores. Look through PHI nodes into post-dominated regions.
5296 (dse_optimize_stmt): Simplify. Properly remove stores.
5297 (tree_ssa_dse): Compute dominators.
5298 (execute_simple_dse): Remove.
5299 (pass_simple_dse): Likewise.
5300 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
5301 gimple_loaded_syms and gimple_stored_syms computation.
5302 * toplev.c (dump_memory_report): Dump alias and pta stats.
5303 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
5304 (vn_reference_eq): Likewise.
5305 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
5306 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
5307 valueize_vuses): Remove.
5308 (get_def_ref_stmt_vuses): Simplify. Rename to ...
5309 (get_def_ref_stmt_vuse): ... this.
5310 (vn_reference_lookup_2): New function.
5311 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
5312 walking equivalent vuses. Simplify.
5313 (vn_reference_lookup): Likewise.
5314 (vn_reference_insert): Likewise.
5315 (vn_reference_insert_pieces): Likewise.
5316 (visit_reference_op_call): Simplify.
5317 (visit_reference_op_load): Likewise.
5318 (visit_reference_op_store): Likewise.
5319 (init_scc_vn): Remove shared_lookup_vuses initialization.
5320 (free_scc_vn): Remove shared_lookup_vuses freeing.
5321 (sort_vuses, sort_vuses_heap): Remove.
5322 (get_ref_from_reference_ops): Export.
5323 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
5324 vector with single vuse pointer.
5325 (vn_reference_lookup_pieces, vn_reference_lookup,
5326 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
5327 (shared_vuses_from_stmt): Remove.
5328 (get_ref_from_reference_ops): Declare.
5329 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
5330 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
5331 memory-tag related code.
5332 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
5333 (likely_value): Add comment, skip static-chain of call statements.
5334 (surely_varying_stmt_p): Adjust.
5335 (gimplify_and_update_call_from_tree): Likewise.
5336 (execute_fold_all_builtins): Do not rebuild alias info.
5337 (gimplify_and_update_call_from_tree): Properly update VOPs.
5338 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
5339 (copy_ref_info): Remove memory-tag related code.
5340 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
5341 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
5342 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
5344 * tree-ssa-dom.c (gimple_p): Remove typedef.
5345 (eliminate_redundant_computations): Adjust.
5346 (record_equivalences_from_stmt): Likewise.
5347 (avail_expr_hash): Likewise.
5348 (avail_expr_eq): Likewise.
5349 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
5350 (stmt_makes_single_load): Likewise.
5351 (stmt_makes_single_store): Likewise.
5352 * tree-ssa-alias.c: Rewrite completely.
5353 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
5354 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
5355 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
5356 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
5357 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
5358 Remove public functions.
5359 (pass_reset_cc_flags): Remove.
5360 (pass_build_alias): Move ...
5361 * tree-ssa-structalias.c (pass_build_alias): ... here.
5362 * tree-ssa-alias.c (may_be_aliased): Move ...
5363 * tree-flow-inline.h (may_be_aliased): ... here.
5364 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
5365 count_uses_and_derefs): Move ...
5366 * gimple.c: ... here.
5367 * gimple.h (count_uses_and_derefs): Declare.
5368 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
5369 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
5370 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
5371 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
5372 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
5373 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
5374 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
5376 * tree-dfa.c (refs_may_alias_p): Move ...
5377 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
5378 * tree-ssa-alias.h: New file.
5379 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
5380 (statement_sink_location): Likewise.
5381 * opts.c (decode_options): Do not adjust max-aliased-vops or
5382 avg-aliased-vops values.
5383 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
5384 (TV_CALL_CLOBBER): Likewise.
5385 (TV_FLOW_SENSITIVE): Likewise.
5386 (TV_FLOW_INSENSITIVE): Likewise.
5387 (TV_MEMORY_PARTITIONING): Likewise.
5388 (TV_ALIAS_STMT_WALK): New timevar.
5389 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
5390 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
5391 (get_address_description): Remove memory-tag related code.
5392 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
5393 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
5394 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
5395 and immediate uses in statements. Document.
5396 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
5397 (dump_symbols): Remove.
5398 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
5399 * alias.c (get_deref_alias_set): New function split out from ...
5400 (get_alias_set): ... here.
5401 * alias.h (get_deref_alias_set): Declare.
5402 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
5403 type parameter. Remove restrict pointer handling. Create a
5404 ref-all pointer in case type-based alias sets do not conflict.
5405 (vect_analyze_data_refs): Remove SMT related code.
5406 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
5407 (vectorizable_load): Likewise.
5408 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
5409 (DR_SYMBOL_TAG, DR_VOPS): Remove.
5410 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
5411 Ignore vops and SMTs.
5412 (dr_analyze_alias): Likewise..
5413 (free_data_ref): Likewise.
5414 (create_data_ref): Likewise.
5415 (analyze_all_data_dependences): Likewise.
5416 (get_references_in_stmt): Adjust.
5417 * tree-flow-inline.h (gimple_aliases_computed_p,
5418 gimple_addressable_vars, gimple_call_clobbered_vars,
5419 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
5420 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
5421 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
5422 gimple_mem_ref_stats): Remove.
5423 (gimple_vop): New function.
5424 (op_iter_next_use): Remove vuses and mayuses cases.
5425 (op_iter_next_def): Remove vdefs case.
5426 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
5427 (clear_and_done_ssa_iter): Do not set removed fields.
5428 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
5429 Assert we are not iterating over vuses or vdefs if not also
5430 iterating over uses or defs.
5431 (op_iter_init_use): Likewise.
5432 (op_iter_init_def): Likewise.
5433 (op_iter_next_vdef): Remove.
5434 (op_iter_next_mustdef): Likewise.
5435 (op_iter_init_vdef): Likewise.
5436 (compare_ssa_operands_equal): Likewise.
5437 (link_use_stmts_after): Handle vuse operand.
5438 (is_call_used): Use is_call_clobbered.
5439 (is_call_clobbered): Global variables are always call clobbered,
5440 query the call-clobbers bitmap.
5441 (mark_call_clobbered): Ignore global variables.
5442 (clear_call_clobbered): Likewise.
5443 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
5444 virtual operands sanity check.
5445 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
5447 (TARGET_MEM_REF): Remove TMR_TAG operand.
5448 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
5449 Remove call-clobber related code.
5450 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
5451 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
5452 partitions or escape reason.
5453 (get_single_def_stmt, get_single_def_stmt_from_phi,
5454 get_single_def_stmt_with_phi): Remove.
5455 (dump_referenced_vars): Tidy.
5456 (get_ref_base_and_extent): Allow bare decls.
5457 (collect_dfa_stats): Adjust.
5458 * graphite.c (rename_variables_in_stmt): Adjust.
5459 (graphite_copy_stmts_from_block): Likewise.
5460 (translate_clast): Likewise.
5461 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
5463 (translate_vuse_through_block): Use the oracle.
5464 (phi_translate_1): Adjust.
5465 (value_dies_in_block_x): Use the oracle. Cache the outcome
5467 (valid_in_sets): Check if the VUSE for
5468 a REFERENCE is available.
5469 (eliminate): Do not remove stmts during elimination,
5470 instead queue and remove them afterwards.
5471 (do_pre): Do not rebuild alias info.
5472 (pass_pre): Run TODO_rebuild_alias before PRE.
5473 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
5474 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
5475 (mark_all_v_defs_stmt): Remove.
5476 (mark_all_v_defs_seq): Adjust.
5477 (sra_replace): Likewise.
5478 (scalarize_use): Likewise.
5479 (scalarize_copy): Likewise.
5480 (scalarize_init): Likewise.
5481 (scalarize_ldst): Likewise.
5482 (todoflags): Remove.
5483 (tree_sra): Do not rebuild alias info.
5484 (tree_sra_early): Adjust.
5485 (pass_sra): Run TODO_update_address_taken before SRA.
5486 * tree-predcom.c (set_alias_info): Remove.
5487 (prepare_initializers_chain): Do not call it.
5488 (mark_virtual_ops_for_renaming): Adjust.
5489 (mark_virtual_ops_for_renaming_list): Remove.
5490 (initialize_root_vars): Adjust.
5491 (initialize_root_vars_lm): Likewise.
5492 (prepare_initializers_chain): Likewise.
5493 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
5494 (may_propagate_copy_into_stmt): Likewise.
5495 (merge_alias_info): Do nothing for now.
5496 (propagate_tree_value_into_stmt): Adjust.
5497 (stmt_may_generate_copy): Likewise.
5498 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
5499 not mark symbols for renaming.
5500 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
5501 with the same statement, make sure to update the new pointed-to one.
5502 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
5503 call statements, do not mark symbols for renaming.
5504 (mark_operand_necessary): Dump something.
5505 (ref_may_be_aliased): New function.
5506 (mark_aliased_reaching_defs_necessary_1): New helper function.
5507 (mark_aliased_reaching_defs_necessary): Likewise.
5508 (mark_all_reaching_defs_necessary_1): Likewise.
5509 (mark_all_reaching_defs_necessary): Likewise.
5510 (propagate_necessity): Do not process virtual PHIs. For
5511 non-aliased loads mark all reaching definitions as necessary.
5512 For aliased loads and stores mark the immediate dominating
5513 aliased clobbers as necessary.
5514 (visited): New global static.
5515 (perform_tree_ssa_dce): Free visited bitmap after propagating
5517 (remove_dead_phis): Perform simple dead virtual PHI removal.
5518 (remove_dead_stmt): Properly unlink virtual operands when
5520 (eliminate_unnecessary_stmts): Schedule PHI removal after
5522 * tree-ssa-ter.c (is_replaceable_p): Adjust.
5523 (process_replaceable): Likewise.
5524 (find_replaceable_in_bb): Likewise.
5525 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
5526 based on the single gimple vop.
5527 (verify_flow_insensitive_alias_info): Remove.
5528 (verify_flow_sensitive_alias_info): Likewise.
5529 (verify_call_clobbering): Likewise.
5530 (verify_memory_partitions): Likewise.
5531 (verify_alias_info): Likewise.
5532 (verify_ssa): Adjust..
5533 (execute_update_addresses_taken): Export. Update SSA
5534 manually. Optimize only when optimizing. Use a local bitmap.
5535 (pass_update_address_taken): Remove TODO_update_ssa, add
5537 (pass_update_address_taken): Just use TODO_update_address_taken.
5538 (init_tree_ssa): Do not initialize addressable_vars.
5539 (verify_ssa): Verify new VUSE / VDEF properties.
5540 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
5541 Do not call verify_alias_info.
5542 (delete_tree_ssa): Clear the VUSE, VDEF operands.
5543 Do not free the loaded and stored syms bitmaps. Reset the escaped
5544 and callused solutions. Do not free addressable_vars.
5545 Remove memory-tag related code.
5546 (warn_uninitialized_var): Aliases are always available.
5547 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
5548 * lambda-code.c (can_put_in_inner_loop): Adjust.
5549 (can_put_after_inner_loop): Likewise.
5550 (perfect_nestify): Likewise.
5551 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
5552 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
5553 (vectorizable_conversion): Do not mark symbols for renaming.
5554 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
5555 (expand_call_inline): Unlink the calls virtual operands before
5557 (tree_function_versioning): Do not call update_ssa if we are not
5558 updating clones. Simplify.
5559 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
5560 (propagate_with_phi): Likewise..
5561 * tree-outof-ssa.c (create_temp): Remove memory tag and call
5562 clobber code. Assert we are not aliased or global.
5563 * tree-flow.h: Include tree-ssa-alias.h
5564 (enum escape_type): Remove.
5565 (struct mem_sym_stats_d): Likewise.
5566 (struct mem_ref_stats_d): Likewise.
5567 (struct gimple_df): Add vop member. Remove global_var,
5568 call_clobbered_vars, call_used_vars, addressable_vars,
5569 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
5570 escaped and callused members.
5571 (struct ptr_info_def): Remove all members, add points-to solution
5573 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
5574 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
5575 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
5576 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
5577 (tree-ssa-alias.o): Likewise.
5578 (toplev.o): Add tree-ssa-alias.h
5579 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
5580 * gimple.c (gimple_set_bb): Fix off-by-one error.
5581 (is_gimple_reg): Do not handle memory tags.
5582 (gimple_copy): Also copy virtual operands.
5583 Delay updating the statement. Do not reset loaded and stored syms.
5584 (gimple_set_stored_syms): Remove.
5585 (gimple_set_loaded_syms): Likewise.
5586 (gimple_call_copy_skip_args): Copy the virtual operands
5587 and mark the new statement modified.
5588 * tree-ssa-structalias.c (may_alias_p): Remove.
5589 (set_uids_in_ptset): Take the alias set to prune with as
5590 parameter. Fold in the alias test of may_alias_p.
5591 (compute_points_to_sets): Compute whether a ptr is dereferenced
5593 (process_constraint): Deal with &ANYTHING on the lhs, reject all
5594 other ADDRESSOF constraints on the lhs.
5595 (get_constraint_for_component_ref): Assert that we don't get
5596 ADDRESSOF constraints from the base of the reference.
5597 Properly generate UNKNOWN_OFFSET for DEREF if needed.
5598 (struct variable_info): Remove collapsed_to member.
5599 (get_varinfo_fc): Remove.
5600 (new_var_info): Do not set collapsed_to.
5601 (dump_constraint): Do not follow cycles.
5602 (dump_constraint_graph): Likewise.
5603 (build_pred_graph): Likewise.
5604 (build_succ_graph): Likewise.
5605 (rewrite_constraints): Likewise.
5606 (do_simple_structure_copy): Remove.
5607 (do_rhs_deref_structure_copy): Remove.
5608 (do_lhs_deref_structure_copy): Remove.
5609 (collapse_rest_of_var): Remove.
5610 (do_structure_copy): Re-implement.
5611 (pta_stats): New global variable.
5612 (dump_pta_stats): New function.
5613 (struct constraint_expr): Make offset signed.
5614 (UNKNOWN_OFFSET): Define special value.
5615 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
5616 (solution_set_expand): New helper function split out from ...
5617 (do_sd_constraint): ... here.
5618 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
5619 (do_ds_constraint): Likewise.
5620 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
5621 and CALLUSED = *CALLUSED.
5622 (set_union_with_increment): Make inc argument signed.
5623 (type_safe): Remove.
5624 (get_constraint_for_ptr_offset): Handle unknown and negative
5626 (first_vi_for_offset): Handle offsets before start. Bail
5627 out early for offsets beyond the variable extent.
5628 (first_or_preceding_vi_for_offset): New function.
5629 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
5630 Together with ESCAPED = *ESCAPED this properly computes reachability.
5631 (find_what_var_points_to): New function.
5632 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
5633 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
5634 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
5635 pt_solutions_intersect): New functions.
5636 (compute_call_used_vars): Remove.
5637 (compute_may_aliases): New main entry into PTA computation.
5638 * gimple.h (gimple_p): New typedef.
5639 (struct gimple_statement_base): Remove references_memory_p.
5640 (struct gimple_statement_with_memory_ops_base): Remove
5641 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
5643 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
5644 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
5645 gimple_set_references_memory): Remove.
5646 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
5647 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
5649 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
5650 (verify_expr): Allow RESULT_DECL.
5651 (gimple_duplicate_bb): Do not copy virtual operands.
5652 (gimple_duplicate_sese_region): Adjust.
5653 (gimple_duplicate_sese_tail): Likewise.
5654 (mark_virtual_ops_in_region): Remove.
5655 (move_sese_region_to_fn): Do not call it.
5656 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
5657 and pass_simple_dse.
5658 (execute_function_todo): Handle TODO_update_address_taken,
5659 call execute_update_addresses_taken for TODO_rebuild_alias.
5660 (execute_todo): Adjust.
5661 (execute_one_pass): Init dump files early.
5662 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
5664 (create_general_new_stmt): Clear vops.
5665 * tree-ssa-reassoc.c (get_rank): Adjust.
5666 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
5667 symbols for renaming.
5668 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
5669 (PARAM_AVG_ALIASED_VOPS): Likewise.
5670 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
5671 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
5672 * tree-ssa-operands.c: Simplify for new virtual operand representation.
5673 (operand_build_cmp, copy_virtual_operands,
5674 create_ssa_artificial_load_stmt, add_to_addressable_set,
5675 gimple_add_to_addresses_taken): Remove public functions.
5676 (unlink_stmt_vdef): New function.
5678 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5680 * config.gcc (powerpc-*-linux*): Merge variants.
5682 2009-04-02 Chao-ying Fu <fu@mips.com>
5683 James Grosbach <james.grosbach@microchip.com>
5685 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
5686 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
5688 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
5689 keep_interrupts_masked_p, use_debug_exception_return_p.
5690 (mips_attribute_table): Add interrupt, use_shadow_register_set,
5691 keep_interrupts_masked, use_debug_exception_return.
5692 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
5693 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
5695 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
5696 (mips_print_operand): Process COP0 registers to print $0 .. $31
5697 correctly for GAS to process.
5698 (mips_interrupt_extra_call_saved_reg_p): New function.
5699 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
5701 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
5702 (mips_compute_frame_info): Add supports for interrupt context that
5703 includes doubleword accumulators and COP0 registers.
5704 (mips_for_each_saved_acc): New function.
5705 (mips_for_each_saved_gpr_and_fpr): Change the function name from
5706 mips_for_each_saved_reg.
5707 (mips_save_reg): Save accumulators.
5708 (mips_kernel_reg_p): A new for_each_rtx callback.
5709 (mips_expand_prologue): Support interrupt handlers.
5710 (mips_restore_reg): Restore accumulators.
5711 (mips_expand_epilogue): Support interrupt handlers.
5712 (mips_can_use_return_insn): Return false for interrupt handlers.
5713 (mips_epilogue_uses): New function.
5714 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
5715 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
5716 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
5717 cop0_move): New instructions.
5718 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
5719 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
5721 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
5723 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
5724 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
5725 interrupt handlers, we use K0 as the temporary register.
5726 (EPILOGUE_USES): Change to a function call.
5727 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
5728 handlers, we use K0 as the temporary register.
5730 * doc/extend.texi (Function Attributes): Document interrupt,
5731 use_shadow_register_set, keep_interrupts_masked,
5732 use_debug_exception_return for MIPS attributes.
5734 2009-04-03 Alan Modra <amodra@bigpond.net.au>
5736 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
5737 Remove a number of t-files from tmake_file.
5738 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
5739 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
5740 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
5741 target_prototype, not TARGET_PROTOTYPE.
5742 (LINK_OS_GNU_SPEC): Define.
5743 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
5744 and darwin-ldoubdle.c.
5746 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
5749 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
5750 (cpp_options): Ditto.
5751 (default_compilers): Ditto.
5752 (display_help): Ditto.
5753 (process_command): Ditto.
5755 (set_input): Use lbasename instead of duplicate code.
5756 (save_temps_prefix): New static for -save-temps=obj.
5757 (save_temps_length): Ditto.
5759 * doc/invoke.texi (-save-temps=obj): Document new variant to
5762 2009-04-02 Jeff Law <law@redhat.com>
5764 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
5767 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5769 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
5770 * configure: Regenerated.
5772 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5774 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
5775 share the argument list.
5777 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5781 2009-02-12 Diego Novillo <dnovillo@google.com>
5783 * varpool.c (debug_varpool): New.
5784 * cgraph.h (debug_varpool): Declare.
5786 2009-04-02 Jan Hubicka <jh@suse.cz>
5788 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
5791 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
5793 * config/i386/i386.c (ix86_abi): Move initialization to ...
5794 (override_options): Here.
5796 2009-04-02 Christian Bruel <christian.bruel@st.com>
5798 * config/sh/sh.c (sh_dwarf_register_span): New function.
5799 (TARGET_DWARF_REGISTER_SPAN): Define.
5800 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
5802 2009-04-02 Ira Rosen <irar@il.ibm.com>
5804 PR tree-optimization/39595
5805 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
5806 interleaved loads group is not greater than the SLP group size.
5808 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
5810 * builtins.c (is_builtin_name): New.
5811 (called_as_built_in): Use is_builtin_name.
5812 * tree.h (is_builtin_name): New.
5813 * varasm.c (incorporeal_function_p): Use is_builtin_name
5815 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
5817 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
5819 2009-04-02 Dodji Seketeli <dodji@redhat.com>
5822 * c-decl.c (clone_underlying_type): Move this ...
5823 * c-common.c (set_underlying_type): ... here.
5824 Also, make sure the function properly sets TYPE_STUB_DECL() on
5825 the newly created typedef variant type.
5826 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
5827 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
5830 2009-04-02 Richard Guenther <rguenther@suse.de>
5832 PR tree-optimization/37221
5833 * tree-flow.h (degenerate_phi_result): Declare.
5834 * tree-ssa-dom.c (degenerate_phi_result): Export.
5835 * tree-scalar-evolution.c (analyze_initial_condition): If
5836 the initial condition is defined by a degenerate PHI node
5837 use the degenerate value.
5839 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
5841 PR rtl-optimization/39588
5842 * combine.c (merge_outer_ops): Do not set the constant when this
5844 (simplify_shift_const_1): Do not modify it either in this case.
5846 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
5848 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
5849 tuning is deprecated if -mtune value is set to an Itanium1 variant.
5851 2009-04-01 Janis Johnson <janis187@us.ibm.com>
5854 * c-lex.c (interpret_float): Default (no suffix) is double.
5856 2009-04-1 Xinliang David Li <davidxl@google.com>
5858 * config/i386/i386.c (legitimate_constant_p): Recognize
5859 all one vector constant.
5861 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5863 * config/vax/vax.c: Add #includes to silence warnings.
5864 Change #include order to silence two warnings.
5866 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5868 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
5869 (ASM_SPEC): Pass -k to the assembler for PIC code.
5871 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5873 * config.gcc: Add vax-*-linux* to the switch.
5874 * config/vax/linux.h: New file. (TARGET_VERSION,
5875 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
5877 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5879 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
5880 Use predicate macros instead of GET_CODE() == foo.
5881 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
5882 ashlsi3, rotrsi3, <unnamed>): Likewise.
5884 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5886 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
5887 jbbccihi, jbbccisi): Remova trailing whitespace.
5888 * config/vax/constraints.md: Likewise.
5889 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
5890 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
5891 * config/vax/predicates.md: Likewise.
5892 * config/vax/vax.c (print_operand_address, vax_output_int_move,
5893 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
5894 * config/vax/vax.h: Likewise.
5895 * config/vax/vax.md (nonlocal_goto): Likewise.
5897 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5899 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
5900 (indirectable_address_p, adjacent_operands_p): Add spaces around
5902 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
5904 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5906 * config/vax/vax.c (legitimate_constant_address_p,
5907 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
5908 index_term_p, reg_plus_index_p, legitimate_address_p,
5909 vax_mode_dependent_address_p): Update comments to match functions
5910 modified by the recent int->bool conversion.
5912 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5914 * config/vax/builtins.md: Update copyright message.
5915 * config/vax/constraints.md: Likewise.
5916 * config/vax/netbsd-elf.h: Likewise.
5917 * config/vax/predicates.md: Likewise.
5918 * config/vax/vax-protos.h: Likewise.
5919 * config/vax/vax.c: Likewise.
5920 * config/vax/vax.h: Likewise.
5921 * config/vax/vax.md: Likewise.
5922 * config/vax/vax.opt: Likewise.
5924 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
5926 * config/vax/builtins.md (ffssi2, ffssi2_internal,
5927 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
5928 * config/vax/constraints.md (B, R): Likewise.
5929 * config/vax/predicates.md (external_memory_operand,
5930 nonimmediate_addsub_di_operand): Likewise.
5931 * config/vax/vax.c (vax_output_int_add): Likewise.
5932 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
5933 untyped_call): Likewise.
5935 2009-04-01 Matt Thomas <matt@3am-software.com>
5937 * config/vax/predicates.md: New file.
5938 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
5939 external_const_operand, nonsymbolic_operand, external_memory_operand,
5940 indirect_memory_operand, indexed_memory_operand,
5941 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
5942 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
5944 * config/vax/constraints.md: New file.
5945 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
5947 * config/vax/builtins.md: New file.
5948 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
5949 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
5951 * config/vax/vax.opt (mqmath): Add option.
5952 * config/vax/vax.md (isfx): Extend with DI.
5953 (VAXintQH, VAXintQHSD): Define.
5954 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
5955 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
5956 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
5957 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
5958 (movdi): Update constraints and use vax_output_int_move().
5959 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
5960 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
5961 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
5962 nonlocal_goto): New.
5963 (mov<mode>): Extend accepted operand types.
5964 (subdi3_old): Rename from subdi3, change update constraints and use
5965 a new implementation.
5966 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
5967 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
5968 MOVE_RATIO, CLEAR_RATIO): Define.
5969 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
5970 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
5971 (PRINT_OPERAND): Redefine using a function instead of inlined code.
5972 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
5973 (split_quadword_operands): Make static and really allow variable
5975 (print_operand_address): Update for PIC generation.
5976 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
5977 indexable_address_p, fixup_mathdi_operand,
5978 vax_expand_addsub_di_operands, adjacent_operands_p): New.
5979 (vax_float_literal, legitimate_constant_p,
5980 indirectable_constant_address_p, index_term_p,
5981 reg_plus_index_p): Return bool instead of int.
5982 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
5984 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
5986 (vax_output_conditional_branch): Indent.
5987 (legitimate_constant_address_p, indirectable_constant_address_p,
5988 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
5989 vax_mode_dependent_address_p): Return bool instead of int, update for
5991 * config/vax/vax-protos.h (legitimate_constant_address_p,
5992 legitimate_constant_p, legitimate_address_p,
5993 vax_mode_dependent_address_p): Change declaration to bool.
5994 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
5995 vax_expand_addsub_di_operands, vax_output_int_subtract,
5996 vax_output_movmemsi): Declare.
5997 (split_quadword_operands, vax_float_literal): Delete declaration.
5998 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
5999 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
6000 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
6001 ASM_OUTPUT_DWARF_PCREL): Define.
6002 (ASM_SPEC): Change definition to allow PIC generation.
6004 2009-04-01 Steve Ellcey <sje@cup.hp.com>
6006 * doc/sourcebuild.texi: Update front-end requirements.
6008 2009-04-01 Jakub Jelinek <jakub@redhat.com>
6011 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
6012 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
6013 (booldi3_internal3): Use boolean_or_operator instead of
6016 2009-04-01 Joseph Myers <joseph@codesourcery.com>
6019 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
6020 declarator whose size is not an integer constant expression but
6021 folds to an integer constant, then treat it as a constant
6024 2009-04-01 Richard Guenther <rguenther@suse.de>
6026 * fold-const.c (fold_plusminus_mult_expr): Do not fold
6027 i * 4 + 2 to (i * 2 + 1) * 2.
6029 2009-04-01 Jakub Jelinek <jakub@redhat.com>
6032 * c-parser.c (c_parser_asm_statement): Skip until close paren and
6033 return if c_parser_asm_string_literal returned NULL.
6035 2009-04-01 Nick Clifton <nickc@redhat.com>
6037 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
6039 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
6040 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
6041 other typedefs to avoid conflicts with libgcc2.c. Define labels
6042 to gain 16-bit bit-manipulation functions from libgcc2.c and then
6044 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
6045 to gain 16-bit trapping arithmetic functions from libgcc2.c and
6048 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
6050 * varasm.c (default_function_rodata_section): Declare DOT as
6053 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
6054 Andrey Galkin <agalkin@hypercom.com>
6057 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
6058 Make object_name unique for each process.
6060 2009-04-01 Jakub Jelinek <jakub@redhat.com>
6063 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
6064 addressable variables in the parallel that could go out of scope while
6065 running queued tasks.
6067 2009-04-01 Anatoly Sokolov <aesok@post.ru>
6069 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
6070 (CASE_VALUES_THRESHOLD): Redefine.
6071 * config/avr/avr.c (avr_override_options): Remove initialization of
6072 avr_case_values_threshold variable.
6073 (avr_case_values_threshold): Remove variable. Add new function.
6074 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
6075 * config/avr/avr.opt (mno-tablejump): Remove option.
6076 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
6078 2009-04-01 DJ Delorie <dj@redhat.com>
6080 * varasm.c (default_function_rodata_section): Don't assume
6081 anything about where the first '.' in the section name is.
6083 2009-04-01 Alan Modra <amodra@bigpond.net.au>
6085 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
6086 rs6000_emit_stack_tie.
6088 2009-03-31 Ian Lance Taylor <iant@google.com>
6090 * tree-eh.c (tree_remove_unreachable_handlers): Compare
6091 gimple_code with GIMPLE_RESX, not RESX.
6093 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6095 * c-common.c (c_get_ident): New.
6096 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
6098 2009-04-01 Ben Elliston <bje@au.ibm.com>
6100 * config/rs6000/sysv4.opt (msdata): Improve option description.
6102 2009-03-31 Steve Ellcey <sje@cup.hp.com>
6104 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
6105 (divdf3_internal_lat): Remove.
6106 (divxf3_internal_lat): Remove.
6107 (divxf3_internal_thr): Remove.
6108 (divxf): Use divxf3_internal.
6109 * config/ia64/div.md (divsf3_internal_lat): New.
6110 (divdf3_internal_lat): New.
6111 (divxf3_internal): New.
6113 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6116 * Makefile.in (USE_GCC_STDINT): Define.
6117 (stmp-int-hdrs): Install stdint.h if applicable.
6118 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
6120 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
6121 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
6122 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
6123 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6124 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6125 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6126 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6127 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6128 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6129 (c_common_nodes_and_builtins): Initialize
6130 underlying_wchar_type_node. Do not initialize
6131 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
6132 nodes for new types.
6133 (c_stddef_cpp_builtins): Define macros for new types.
6134 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
6136 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
6137 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
6138 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
6139 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
6140 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
6141 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
6142 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
6143 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
6144 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
6145 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
6146 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
6147 int16_type_node, int32_type_node, int64_type_node,
6148 uint8_type_node, uint16_type_node, c_uint32_type_node,
6149 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
6150 int_least32_type_node, int_least64_type_node,
6151 uint_least8_type_node, uint_least16_type_node,
6152 uint_least32_type_node, uint_least64_type_node,
6153 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
6154 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
6155 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
6156 uintptr_type_node): Define.
6157 * c-cppbuiltin.c (builtin_define_constants,
6158 builtin_define_type_minmax): New.
6159 (builtin_define_stdint_macros): Define more macros.
6160 (c_cpp_builtins): Define more limit macros.
6162 (builtin_define_type_max): Define in terms of
6163 builtin_define_type_minmax. Remove is_long parameter. All
6165 * config.gcc (use_gcc_stdint): Define.
6166 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
6167 Add newlib-stdint.h for generic targets.
6168 * config/glibc-stdint.h, config/newlib-stdint.h,
6169 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
6170 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
6171 * config/score/score.h (UINTPTR_TYPE): Define.
6172 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
6173 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
6174 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6175 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6176 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6177 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6178 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6179 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
6180 * config/spu/spu.h (STDINT_LONG32): Define.
6181 * configure.ac (use_gcc_stdint): Substitute.
6182 * configure: Regenerate.
6183 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
6184 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
6185 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
6186 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
6187 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
6188 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
6189 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
6190 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
6191 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
6192 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
6193 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
6194 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
6195 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
6196 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
6197 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
6198 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
6199 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
6200 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
6201 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
6202 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
6203 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
6204 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
6205 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
6206 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
6207 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
6208 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
6209 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
6210 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
6211 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
6213 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
6215 * loop-iv.c (suitable_set_for_replacement): Renamed from
6216 simplify_using_assignment; changed to return bool and to accept new
6217 args DEST and SRC. Return true iff we find a source/destination pair
6218 that can be used to make a replacement, and fill SRC and DEST if so.
6219 Remove arg ALTERED. Don't deal with altered regs here. All callers
6221 (simplify_using_initial_values): Deal with altered regs here and track
6222 more precisely the effect they have on the validity of our expression.
6224 * loop-iv.c (simplify_using_condition): A condition of the form
6225 (EQ REG CONST) can be used to simply make a substitution.
6226 (simplify_using_initial_values): Keep track of conditions we have seen
6227 and keep using them to simplify new expressions, while applying the
6228 same substitutions to them as to the expression.
6230 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6231 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
6234 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
6235 changed. Use this when trying to improve the upper bound.
6236 Generate the comparison by using simplify_gen_relational.
6238 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
6240 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
6242 (simplify_using_assignment, simplify_using_initial_values): Call
6243 replace_in_expr to make replacements. Call replace_single_def_regs
6244 once on the initial version of the expression.
6246 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6249 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
6251 2009-03-31 Richard Guenther <rguenther@suse.de>
6254 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
6255 equality comparisons. Fold C - X CMP X if C % 2 == 1.
6257 2009-03-31 Richard Guenther <rguenther@suse.de>
6259 * tree.h (div_if_zero_remainder): Declare.
6260 * fold-const.c (div_if_zero_remainder): Export.
6261 * tree-ssa-forwprop.c
6262 (forward_propagate_addr_into_variable_array_index): Handle
6263 constant array index addition outside of the variable index.
6265 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6268 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
6269 define_splits, floatunssi<mode>2): Require x87 conversions from
6270 DImode to be permitted.
6272 2009-03-31 Joseph Myers <joseph@codesourcery.com>
6274 PR preprocessor/15638
6275 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
6277 2009-03-31 Richard Guenther <rguenther@suse.de>
6281 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
6282 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
6283 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
6284 a separate statement.
6285 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
6286 (lookup_tmp_var): Likewise.
6287 (is_gimple_formal_tmp_or_call_rhs): Remove.
6288 (is_gimple_reg_or_call_rhs): Rename to ...
6289 (is_gimple_reg_rhs_or_call): ... this.
6290 (is_gimple_mem_or_call_rhs): Rename to ...
6291 (is_gimple_mem_rhs_or_call): ... this.
6292 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
6293 DECL_GIMPLE_REG_P only if is_formal is true.
6294 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
6295 for non-proper post-modify expression gimplification.
6296 (gimplify_self_mod_expr): For post-modify expressions gimplify
6297 the lvalue to a minimal lvalue.
6298 (rhs_predicate_for): Remove formal temp case.
6299 (gimplify_modify_expr_rhs): Likewise.
6300 (gimplify_addr_expr): Use is_gimple_reg.
6301 (gimplify_expr): Remove formal temp cases.
6302 (gimple_regimplify_operands): Likewise.
6303 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
6304 and FILTER_EXPR like constants.
6305 * gimple.c (walk_gimple_op): Fix val_only initialization, use
6307 (is_gimple_formal_tmp_rhs): Remove.
6308 (is_gimple_reg_rhs): Remove special casing.
6309 (is_gimple_mem_rhs): Fix.
6310 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
6311 (is_gimple_formal_tmp_var): Remove.
6312 (is_gimple_formal_tmp_reg): Likewise.
6313 (is_gimple_min_lval): Allow invariant component ref parts.
6314 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
6315 is_gimple_formal_tmp_reg): Remove declarations.
6316 * tree-cfg.c (verify_expr): Verify that variables with address
6317 taken do not have DECL_GIMPLE_REG_P set.
6318 * tree-mudflap.c (mf_build_check_statement_for): Use
6319 force_gimple_operand instead of gimplify_expr.
6321 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
6323 * modulo-sched.c (sms_schedule_by_order): Pass the actual
6324 schedulable rows to compute_split_row.
6326 2009-03-31 Ben Elliston <bje@au.ibm.com>
6329 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
6332 2009-03-31 Alan Modra <amodra@bigpond.net.au>
6334 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
6335 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
6336 * configure: Regenerate.
6337 * config.in: Regenerate.
6338 * config/rs6000/rs6000.opt (mtls-markers): Add.
6339 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
6340 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
6341 (tls_ld_aix, tls_ld_sysv): Likewise.
6342 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
6343 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
6345 2009-03-31 Alan Modra <amodra@bigpond.net.au>
6347 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
6349 2009-03-30 Jan Hubicka <jh@suse.cz>
6351 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
6353 (tree_remove_unreachable_handlers): Cleanup EH predecestor
6354 detection and label handling.
6356 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6358 * ira-int.h (ira_allocno): Rename left_conflicts_num to
6359 left_conflicts_size.
6360 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
6361 ALLOCNO_LEFT_CONFLICTS_SIZE.
6363 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
6364 remove_allocno_from_bucket_and_push,
6365 allocno_spill_priority_compare, push_allocnos_to_stack,
6366 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
6367 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
6368 (setup_allocno_left_conflicts_num): Ditto. Rename to
6369 setup_allocno_left_conflicts_size.
6370 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
6371 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
6372 setup_allocno_left_conflicts_size instead of
6373 setup_allocno_left_conflicts_num.
6375 * ira-build.c (ira_create_allocno): Use
6376 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
6377 ALLOCNO_LEFT_CONFLICTS_NUM.
6379 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6381 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
6382 instead of DF_LR_OUT.
6384 * ira-lives.c (process_bb_node_lives): Ditto.
6386 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
6387 instead of DF_LR_{OUT,IN}.
6389 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
6391 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
6393 2009-03-30 Jan Hubicka <jh@suse.cz>
6395 * except.c (label_to_region_map): Fix thinko.
6397 2009-03-30 Steve Ellcey <sje@cup.hp.com>
6400 * tree.h (tree_find_value): New declaration.
6401 * tree.c (tree_find_value): New function.
6402 * varasm.c (assemble_external): Avoid duplicate entries on lists.
6404 2009-03-30 Jakub Jelinek <jakub@redhat.com>
6407 * c-decl.c (struct c_binding): Add locus field.
6408 (bind): Add locus argument, set locus field from it.
6409 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
6410 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
6411 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
6412 implicitly_declare, undeclared_variable, lookup_label,
6413 declare_label, c_make_fname_decl, c_builtin_function,
6414 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
6417 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
6420 * config/i386/i386.c (classify_argument): Check total size of
6423 2009-03-30 Martin Jambor <mjambor@suse.cz>
6425 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
6426 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
6427 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
6430 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
6431 seen_variable_array_ref while also traversing a union.
6433 * tree-inline.c (optimize_inline_calls): Do not call
6434 cgraph_node_remove_callees.
6435 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
6436 (pass_remove_cgraph_callee_edges): New variable.
6437 * passes.c (init_optimization_passes): Add
6438 pass_remove_cgraph_callee_edges after early inlining and before all
6439 late intraprocedural passes.
6441 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
6443 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6445 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
6448 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6450 * combine.c (simplify_comparison): Use have_insn_for.
6451 * dojump.c (do_jump): Likewise.
6453 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6455 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
6456 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
6457 sparc_compare_op0 like sparc_compare_emitted used to be handled.
6458 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
6459 instead of sparc_compare_emitted.
6460 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
6461 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
6462 instead of sparc_compare_emitted.
6464 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6466 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
6467 enter/exit cfglayout mode.
6468 (pass_partition_block): Require it.
6469 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
6470 (combine_instructions): Track basic blocks instead of labels.
6471 (update_cfg_for_uncondjump): New.
6472 (try_combine): Use it. Update jumps after rescanning.
6473 (pass_combine): Require PROP_cfglayout.
6474 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
6476 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6478 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
6479 Provide/destroy PROP_cfglayout respectively.
6480 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
6481 * tree-pass.h (PROP_cfglayout): New.
6483 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
6485 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
6486 fold_convert_const_fixed_from_fixed,
6487 fold_convert_const_fixed_from_int,
6488 fold_convert_const_fixed_from_real, fold_negate_const): Do not
6489 set TREE_CONSTANT_OVERFLOW.
6490 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
6491 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
6493 2009-03-30 Ira Rosen <irar@il.ibm.com>
6495 * tree-vect-loop-manip.c: New file.
6496 * tree-vectorizer.c: Update documentation and included files.
6497 (vect_loop_location): Make extern.
6498 (rename_use_op): Move to tree-vect-loop-manip.c
6499 (rename_variables_in_bb, rename_variables_in_loop,
6500 slpeel_update_phis_for_duplicate_loop,
6501 slpeel_update_phi_nodes_for_guard1,
6502 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
6503 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
6504 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
6505 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
6506 find_loop_location): Likewise.
6507 (new_stmt_vec_info): Move to tree-vect-stmts.c.
6508 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
6509 get_vectype_for_scalar_type, vect_is_simple_use,
6510 supportable_widening_operation, supportable_narrowing_operation):
6512 (bb_in_loop_p): Move to tree-vect-loop.c.
6513 (new_loop_vec_info, destroy_loop_vec_info,
6514 reduction_code_for_scalar_code, report_vect_op,
6515 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
6516 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
6517 (vect_supportable_dr_alignment): Likewise.
6518 * tree-vectorizer.h (tree-data-ref.h): Include.
6519 (vect_loop_location): Declare.
6520 Reorganize function declarations according to the new file structure.
6521 * tree-vect-loop.c: New file.
6522 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
6523 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
6524 * tree-vect-data-refs.c: New file.
6525 * tree-vect-patterns.c (timevar.h): Don't include.
6526 * tree-vect-stmts.c: New file.
6527 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
6528 tree-vect-slp.c, tree-vect-loop.c.
6529 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
6530 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
6531 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
6532 (tree-vect-analyze.o): Remove.
6533 (tree-vect-transform.o): Likewise.
6534 (tree-vect-data-refs.o): Add rule.
6535 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
6536 tree-vect-slp.o): Likewise.
6537 (tree-vect-patterns.o): Remove redundant dependencies.
6538 (tree-vectorizer.o): Likewise.
6539 * tree-vect-slp.c: New file.
6541 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6543 * optc-gen.awk: Warn if an option flag has multiple different
6546 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
6548 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
6549 -floop-block): Document dependences on PPL, CLooG and Graphite.
6551 2009-03-30 Joseph Myers <joseph@codesourcery.com>
6553 PR rtl-optimization/323
6554 * c-common.c (c_fully_fold, convert_and_check,
6555 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
6556 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
6557 * c-common.def (EXCESS_PRECISION_EXPR): New.
6558 * c-cppbuiltin.c (builtin_define_float_constants): Define
6559 constants with enough digits for long double.
6560 * c-lex.c (interpret_float): Interpret constant with excess
6561 precision where appropriate.
6562 * c-opts.c (c_common_post_options): Set
6563 flag_excess_precision_cmdline. Give an error for
6564 -fexcess-precision=standard for C++ for processors where the
6565 option is significant.
6566 * c-parser.c (c_parser_conditional_expression): Handle excess
6567 precision in condition.
6568 * c-typeck.c (convert_arguments): Handle arguments with excess
6570 (build_unary_op): Move excess precision outside operation.
6571 (build_conditional_expr): Likewise.
6572 (build_compound_expr): Likewise.
6573 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
6574 (build_modify_expr): Handle excess precision in RHS.
6575 (convert_for_assignment): Handle excess precision in converted
6577 (digest_init, output_init_element, process_init_element): Handle
6578 excess precision in initializer.
6579 (c_finish_return): Handle excess precision in return value.
6580 (build_binary_op): Handle excess precision in operands and add
6581 excess precision as needed for operation.
6582 * common.opt (-fexcess-precision=): New option.
6583 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
6584 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
6585 For standard excess precision, output explicit conversion to and
6586 truncation from XFmode.
6587 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
6588 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
6589 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
6590 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
6591 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
6592 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
6593 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
6594 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
6595 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
6596 define_splits, sqrt<mode>2): Disable where appropriate for
6597 standard excess precision.
6598 * convert.c (convert_to_real): Do not shorten arithmetic to type
6599 for which excess precision would be used.
6600 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
6601 * doc/invoke.texi (-fexcess-precision=): Document option.
6602 (-mfpmath=): Correct index entry.
6603 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
6604 flag_excess_precision): New.
6605 * langhooks.c (lhd_post_options): Set
6606 flag_excess_precision_cmdline.
6607 * opts.c (common_handle_option): Handle -fexcess-precision=.
6608 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
6609 init_excess_precision): New.
6610 (lang_dependent_init_target): Call init_excess_precision.
6611 * tree.c (excess_precision_type): New.
6612 * tree.h (excess_precision_type): Declare.
6614 2009-03-30 Joseph Myers <joseph@codesourcery.com>
6617 * c-typeck.c (build_component_ref): Do not copy qualifiers from
6618 non-lvalue to component.
6620 2009-03-29 Joseph Myers <joseph@codesourcery.com>
6622 PR preprocessor/34695
6623 * Makefile.in (c-opts.o): Depend on c-tree.h.
6624 * c-common.c: Move down include of diagnostic.h.
6625 (done_lexing, c_cpp_error): New.
6626 * c-common.h (done_lexing): Declare.
6627 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
6629 * c-opts.c: Include c-tree.h.
6630 (c_common_init_options): Set preprocessor error callback.
6631 (c_common_handle_option): Do not set preprocessor
6632 inhibit_warnings, warnings_are_errors, warn_system_headers,
6633 pedantic_errors or inhibit_warnings flags.
6634 (c_common_post_options): Do not check cpp_errors (parse_in).
6635 (c_common_finish): Do not output dependencies if there were
6636 errors. Do not check return value of cpp_finish.
6637 * c-ppoutput.c (pp_file_change): Set input_location.
6638 * c-tree.h (c_cpp_error): Declare.
6639 * diagnostic.c (diagnostic_set_info_translated): Also initialize
6641 (diagnostic_build_prefix): Check override_column.
6642 * diagnostic.h (diagnostic_info): Add override_column field.
6643 (diagnostic_override_column): Define.
6645 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
6647 * c-common.c (c_expand_expr, c_staticp): Remove.
6648 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
6649 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
6650 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
6651 * c-gimplify.c (gimplify_compound_literal_expr,
6652 optimize_compound_literals_in_ctor): Remove.
6653 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
6654 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
6655 * c-semantics.c (emit_local_var): Remove.
6657 * langhooks-def.h (lhd_expand_expr): Remove.
6658 * langhooks.c (lhd_expand_expr): Remove.
6659 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
6661 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
6662 handling from c-semantics.c; don't call into langhook.
6663 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
6664 * gimplify.c (gimplify_compound_literal_expr,
6665 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
6666 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
6667 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
6668 as was done in c-gimplify.c.
6669 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
6670 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
6671 Move from c-common.h.
6672 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
6674 * tree.c (staticp): Do not call langhook.
6675 * langhooks.c (lhd_staticp): Delete.
6676 * langhooks-def.h (lhd_staticp): Delete prototype.
6677 (LANG_HOOKS_STATICP): Delete.
6678 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
6680 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
6681 instead of DECL_STMTs.
6683 2009-03-29 Joseph Myers <joseph@codesourcery.com>
6691 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
6693 (fold_call_expr): Return a NOP_EXPR from folding rather than the
6694 contained expression.
6695 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
6696 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
6697 conditional expressions for C.
6698 (decl_constant_value_for_optimization): Move from
6699 decl_constant_value_for_broken_optimization in c-typeck.c. Check
6700 whether optimizing and that the expression is a VAR_DECL not of
6701 array type instead of doing such checks in the caller. Do not
6702 check pedantic. Call gcc_unreachable for C++.
6703 * c-common.def (C_MAYBE_CONST_EXPR): New.
6704 * c-common.h (c_fully_fold, c_save_expr,
6705 decl_constant_value_for_optimization): New prototypes.
6706 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
6707 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
6708 EXPR_INT_CONST_OPERANDS): Define.
6709 * c-convert.c (convert): Strip nops from expression.
6710 * c-decl.c (groktypename): Take extra parameters expr and
6711 expr_const_operands. Update call to grokdeclarator.
6712 (start_decl): Update call to grokdeclarator. Add statement for
6713 expressions used in type of decl.
6714 (grokparm): Update call to grokdeclarator.
6715 (push_parm_decl): Update call to grokdeclarator.
6716 (build_compound_literal): Add parameter non_const and build a
6717 C_MAYBE_COSNT_EXPR if applicable.
6718 (grokdeclarator): Take extra parameters expr and
6719 expr_const_operands. Track expressions used in declaration
6720 specifiers and declarators. Fold array sizes and track whether
6721 they are constant expressions and whether they are integer
6722 constant expressions.
6723 (parser_xref_tag): Set expr and expr_const_operands fields in
6725 (grokfield): Update call to grokdeclarator.
6726 (start_function): Update call to grokdeclarator.
6727 (build_null_declspecs): Set expr and expr_const_operands fields in
6729 (declspecs_add_type): Handle expressions in typeof specifiers.
6730 * c-parser.c (c_parser_declspecs): Set expr and
6731 expr_const_operands fields for declaration specifiers.
6732 (c_parser_enum_specifier): Likewise.
6733 (c_parser_struct_or_union_specifier): Likewise.
6734 (c_parser_typeof_specifier): Likewise. Update call to
6735 groktypename. Fold expression as needed. Return expressions with
6736 type instead of adding statements.
6737 (c_parser_attributes): Update calls to c_parser_expr_list.
6738 (c_parser_statement_after_labels): Fold expression before passing
6739 to objc_build_throw_stmt.
6740 (c_parser_condition): Fold expression.
6741 (c_parser_asm_operands): Fold expression.
6742 (c_parser_conditional_expression): Use c_save_expr. Update call
6743 to build_conditional_expr.
6744 (c_parser_alignof_expression): Update call to groktypename.
6745 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
6746 original_code. Fold expression argument of va_arg. Create
6747 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
6748 argument to va_arg. Update calls to groktypename. Fold array
6749 index for offsetof. Verify that first argument to
6750 __builtin_choose_expr has integer type.
6751 (c_parser_postfix_expression_after_paren_type): Update calls to
6752 groktypename and build_compound_literal. Handle expressions with
6753 side effects in type name.
6754 (c_parser_postfix_expression_after_primary): Update call to
6755 c_parser_expr_list. Set original_code for calls to
6756 __builtin_constant_p.
6757 (c_parser_expr_list): Take extra parameter fold_p. Fold
6758 expressions if requested.
6759 (c_parser_objc_type_name): Update call to groktypename.
6760 (c_parser_objc_synchronized_statement): Fold expression.
6761 (c_parser_objc_receiver): Fold expression.
6762 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
6763 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
6764 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
6765 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
6766 (struct c_typespec): Add elements expr and expr_const_operands.
6767 (struct c_declspecs): Add elements expr and expr_const_operands.
6768 (groktypename, build_conditional_expr, build_compound_literal):
6770 (in_late_binary_op): Declare.
6771 * c-typeck.c (note_integer_operands): New function.
6772 (in_late_binary_op): New variable.
6773 (decl_constant_value_for_broken_optimization): Move to c-common.c
6774 and rename to decl_constant_value_for_optimization.
6775 (default_function_array_conversion): Do not strip nops.
6776 (default_conversion): Do not call
6777 decl_constant_value_for_broken_optimization.
6778 (build_array_ref): Do not fold result.
6779 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
6780 result when operand is a VLA.
6781 (c_expr_sizeof_type): Update call to groktypename. Handle
6782 expressions included in type name. Use C_MAYBE_CONST_EXPR for
6783 result when operand names a VLA type.
6784 (build_function_call): Update call to build_compound_literal.
6785 Only fold result for calls to __builtin_* functions. Strip
6786 NOP_EXPR from INTEGER_CST returned from such functions. Fold
6787 the function designator.
6788 (convert_arguments): Fold arguments. Update call to
6789 convert_for_assignment.
6790 (build_unary_op): Handle increment and decrement of
6791 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
6792 decrement earlier. Fold operand of increment and decrement.
6793 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
6794 built for integer operand. Wrap returns that are INTEGER_CSTs
6795 without being integer constant expressions or that have integer
6796 constant operands without being INTEGER_CSTs.
6797 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
6798 (build_conditional_expr): Add operand ifexp_bcp. Track whether
6799 result is an integer constant expression or can be used in
6800 unevaluated parts of one and avoid folding and wrap as
6801 appropriate. Fold operands before possibly doing -Wsign-compare
6803 (build_compound_expr): Wrap result for C99 if operands can be used
6804 in integer constant expressions.
6805 (build_c_cast): Update call to digest_init. Do not ignore
6806 overflow from casting floating-point constants to integers. Wrap
6807 results that could be confused with integer constant expressions,
6808 null pointer constants or floating-point constants.
6809 (c_cast_expr): Update call to groktypename. Handle expressions
6810 included in type name.
6811 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
6812 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
6813 Update calls to convert_for_assignment.
6814 (convert_for_assignment): Take new parameter
6815 null_pointer_constant. Do not strip nops or call
6816 decl_constant_value_for_broken_optimization. Set
6817 in_late_binary_op for conversions to boolean.
6818 (store_init_value): Update call to digest_init.
6819 (digest_init): Take new parameter null_pointer_constant. Do not
6820 call decl_constant_value_for_broken_optimization. pedwarn for
6821 initializers not constant expressions. Update calls to
6822 convert_for_assignment.
6823 (constructor_nonconst): New.
6824 (struct constructor_stack): Add nonconst element.
6825 (really_start_incremental_init, push_init_level, pop_init_level):
6826 Handle constructor_nonconst and nonconst element.
6827 (set_init_index): Call constant_expression_warning for array
6829 (output_init_element): Fold value. Set constructor_nonconst as
6830 applicable. pedwarn for initializers not constant expressions.
6831 Update call to digest_init. Call constant_expression_warning
6832 where constant initializers are required.
6833 (process_init_element): Use c_save_expr.
6834 (c_finish_goto_ptr): Fold expression.
6835 (c_finish_return): Fold return value. Update call to
6836 convert_for_assignment.
6837 (c_start_case): Fold switch expression.
6838 (c_process_expr_stmt): Fold expression.
6839 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
6840 ensure statement expression is not evaluated in constant expression.
6841 (build_binary_op): Track whether results are integer constant
6842 expressions or may occur in such, disable folding and wrap results
6843 as applicable. Fold operands for -Wsign-compare warnings unless
6845 (c_objc_common_truthvalue_conversion): Handle results folded to
6846 integer constants that are not integer constant expressions.
6847 * doc/extend.texi: Document when typeof operands are evaluated,
6848 that condition of __builtin_choose_expr is an integer constant
6849 expression, and more about use of __builtin_constant_p in
6852 2009-03-29 Richard Guenther <rguenther@suse.de>
6854 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
6855 propagate addresses of array references.
6857 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
6859 * regmove.c (perhaps_ends_bb_p): Remove.
6860 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
6861 from INSN and check that the main loop stays within that basic block.
6862 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
6863 (regmove_forward_pass): Split out from regmove_optimize. Use
6864 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
6865 (regmove_backward_pass): Split out from regmove_optimize. Use
6866 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
6867 (regmove_optimize): Simplify.
6869 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6872 * config/i386/i386.c (classify_argument): Ignore flexible array
6873 member in struct and warn ABI change.
6875 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
6877 * config/i386/i386-protos.h (ix86_agi_dependent): New.
6879 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
6880 (ix86_adjust_cost): Updated.
6882 2009-03-29 Jan Hubicka <jh@suse.cz>
6885 * tree-pass.h (pass_cleanup_eh): New function.
6886 (remove_unreachable_regions): Break code handling RTL
6887 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
6888 that can not be reached by runtime.
6889 (can_be_reached_by_runtime): New function.
6890 (label_to_region_map): New function.
6891 (num_eh_regions): New function.
6892 (rtl_remove_unreachable_regions): New function.
6893 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
6894 (remove_eh_region): New function.
6895 * except.h: Include sbitmap and vecprim.
6896 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
6897 num_eh_regions): Declare.
6898 * passes.c (init_optimization_passes): Schedule cleanup_eh.
6899 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
6900 * tree-eh.c (tree_remove_unreachable_handlers): New function.
6901 (tree_empty_eh_handler_p): New function.
6902 (cleanup_empty_eh): New function.
6903 (cleanup_eh): New function.
6904 (pass_cleanup_eh): New function.
6906 2009-03-29 Jan Hubicka <jh@suse.cz>
6908 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
6909 for removed regions.
6911 2009-03-29 Jan Hubicka <jh@suse.cz>
6913 * except.c (dump_eh_tree): Dump all datastructures.
6915 2009-03-29 Jan Hubicka <jh@suse.cz>
6917 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
6918 (duplicate_eh_regions_1): Likewise.
6919 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
6920 vector; call EH verification.
6921 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
6922 Be ready for region being removed.
6924 2009-03-29 Jan Hubicka <jh@suse.cz>
6926 * bitmap.c (bitmap_last_set_bit): New function.
6927 * bitmap.h (bitmap_last_set_bit): Declare.
6929 2009-03-29 David Ayers <ayers@fsfe.org>
6932 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
6933 by calling objc_compare_types and surpress warnings about
6934 incompatible C pointers that are compatible ObjC pointers.
6936 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
6938 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
6939 call initialize_inline_failed.
6940 (initialize_inline_failed): Move it from here ...
6941 * cgraph.c (initialize_inline_failed): ... to here.
6942 (cgraph_create_edge): Call initialize_inline_failed rather than
6943 setting inline_failed directly.
6945 2009-03-29 Ben Elliston <bje@au.ibm.com>
6948 * sysv4.opt (msdata): Improve comment.
6949 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
6950 * sysv4.h (SVR4_ASM_SPEC): Likewise.
6952 2009-03-29 Ben Elliston <bje@au.ibm.com>
6955 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
6956 load and store attributes.
6958 2009-03-29 Ben Elliston <bje@au.ibm.com>
6960 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
6961 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
6962 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
6963 * doc/extend.texi (X86 Built-in Functions): Add index entries for
6964 __builtin_infq and __builtin_huge_valq.
6966 2009-03-28 Anatoly Sokolov <aesok@post.ru>
6968 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
6970 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6971 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
6973 2009-03-28 Xinliang David Li <davidxl@google.com>
6975 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
6976 (do_dbg_cnt): New function.
6978 2009-03-28 Jan Hubicka <jh@suse.cz>
6980 Merge from pretty-ipa:
6982 2009-03-27 Jan Hubicka <jh@suse.cz>
6984 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
6985 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
6986 * passes.c (function_called_by_processed_nodes_p): New.
6987 * ipa-pure-const.c (check_call): Fix handling of operands.
6988 (analyze_function): Dump debug output for skipped bodies.
6989 (local_pure_const): Use function_called_by_processed_nodes_p.
6990 * dwarf2out.c (reference_to_unused): Use output.
6991 * passes.c (do_per_function_toporder): Likewise.
6993 2008-11-12 Jan Hubicka <jh@suse.cz>
6995 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
6996 * ipa-pure-const.c (funct_state_d): Add can throw field; make
6997 state_set_in_source enum
6998 (check_decl): Ignore memory tags; do not set fake looping flags;
7000 (check_operand, check_tree, check_rhs_var, check_lhs_var,
7001 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
7002 (check_call, analyze_function): Rewrite.
7004 (add_new_function): Update call of analyze_function.
7005 (generate_summary): Add call of analyze_function.
7006 (propagate): Propagate can_throw; handle state_set_in_source correctly.
7007 (local_pure_const): New function.
7008 (pass_local_pure_const): New pass.
7009 * ipa-inline.c (inline_transform): Set after_inlining.
7010 * tree-eh.c (stmt_can_throw_external): New.
7011 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
7012 work with aliasing built.
7013 * tree-flow.h (stmt_can_throw_external): New.
7014 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
7015 and local pure/const pass in early and late optimization queue.
7017 2009-03-28 Martin Jambor <mjambor@suse.cz>
7019 * fold-const.c (get_pointer_modulus_and_residue): New parameter
7021 (fold_binary): Allow function decl aligment consideration is the
7022 second argument is integer constant one.
7023 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
7024 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
7025 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
7027 2009-03-28 Jan Hubicka <jh@suse.cz>
7029 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
7030 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
7031 * function.h (rtl_data): Add nothrow flag.
7032 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
7033 set DECL_NOTHROW for AVAILABLE functions.
7035 2009-03-28 Jakub Jelinek <jakub@redhat.com>
7037 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
7038 following vector keyword has expansion starting with pixel or bool
7039 keyword, expand vector to __vector and pixel or bool to __pixel or
7043 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
7044 warn_if_disallowed_function_p): Removed.
7045 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
7046 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
7047 warning_if_disallowed_function_p.
7048 * flags.h (warn_if_disallowed_function_p,
7049 warn_disallowed_functions): Removed.
7050 * common.opt (Wdisallowed-function-list=): Removed.
7051 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
7053 2009-03-28 Richard Guenther <rguenther@suse.de>
7055 PR tree-optimization/38723
7056 * tree-ssa-pre.c (compute_avail): Add all default definitions to
7059 2009-03-28 Jan Hubicka <jh@suse.cz>
7061 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
7062 test introduced by my previous patch.
7064 2009-03-28 Richard Guenther <rguenther@suse.de>
7066 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
7067 the PHIs value undefined.
7069 2009-03-28 Jan Hubicka <jh@suse.cz>
7071 * tree-pass.h (pass_fixup_cfg): New pass.
7072 * ipa-inline.c (inline_transform): Set
7073 always_inline_functions_inlined/after_inlining.
7074 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
7075 (pass_fixup_cfg): New pass.
7076 * passes.c (init_optimization_passes): Add fixup_cfg.
7078 2009-03-28 Richard Guenther <rguenther@suse.de>
7080 PR tree-optimization/38458
7081 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
7082 argument use the arguments copy-of value.
7084 2009-03-28 Richard Guenther <rguenther@suse.de>
7086 PR tree-optimization/38180
7087 * tree-ssa-ccp.c (get_default_value): Simplify.
7088 (likely_value): Likewise.
7089 (surely_varying_stmt_p): Properly handle VOP case.
7090 (ccp_initialize): Likewise.
7091 (ccp_fold): Handle propagating through *&.
7092 (fold_const_aggregate_ref): Also handle decls.
7094 2009-03-28 Jan Hubicka <jh@suse.cz>
7096 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
7097 * cgraph.h (cgraph_node): Likewise.
7098 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
7099 (cgraph_reset_node): Use process flag.
7100 (cgraph_mark_functions_to_output): Likewise.
7101 (cgraph_expand_function): Likewise.
7102 (cgraph_expand_all_functions): Likewise.
7103 (cgraph_output_in_order): Likewise.
7104 * dwarf2out.c (reference_to_unused): Likewise.
7105 * passes.c do_per_function_toporder): Likewise.
7107 2009-03-28 Jan Hubicka <jh@suse.cz>
7109 Bring from lto-branch:
7111 2008-09-03 Doug Kwan <dougkwan@google.com>
7113 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
7114 enums instead of reason strings.
7115 * cgraph.c (cgraph_create_edge): Same.
7116 (cgraph_inline_failed_string): New function.
7117 * cgraph.h (cgraph_inline_failed_t): New enum type.
7118 (cgraph_inline_failed_string): New prototype.
7119 (struct cgraph_edge): Change type of INLINED_FAILED from constant
7120 char pointer to cgraph_inline_failed_t.
7121 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
7122 (cgraph_default_inline_p): Ditto.
7123 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
7124 to cgraph_inline_failed_t pointer.
7125 * cif-code.def: New file.
7126 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
7128 (cgraph_check_inline_limits): Change type of REASON to pointer to
7129 cgraph_inline_failed_t. Replace reason strings with enums.
7130 (cgraph_default_inline_p): Ditto.
7131 (cgraph_recursive_inlining_p): Ditto.
7132 (update_caller_keys): Change type of FAILED_REASON to
7133 cgraph_inline_failed_t.
7134 (cgraph_set_inline_failed): Change type of REASON to pointer to
7135 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
7136 convert enums to strings for text output.
7137 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
7138 to be of type cgraph_inline_failed_t. Replace reason strings with
7139 enums. Call cgraph_inline_failed_string to covert enums
7140 to strings for text output.
7141 (cgraph_decide_inlining): Replace reason strings with enums.
7142 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
7143 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
7145 * tree-inline.c (expand_call_inline): Change type of REASON
7146 to cgraph_inline_failed_t. Replace reason strings with enums.
7147 Call cgraph_inline_failed_string for text output.
7148 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
7151 2009-03-28 Jan Hubicka <jh@suse.cz>
7153 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
7154 cgraph_clone_node): Remove master clone handling.
7155 (cgraph_is_master_clone, cgraph_master_clone): Remove.
7156 * cgraph.h (master_clone): Remove.
7157 (cgraph_is_master_clone, cgraph_master_clone): Remove.
7158 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
7159 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
7161 2009-03-28 Jan Hubicka <jh@suse.cz>
7163 * cgraph.c (cgraph_function_body_availability): Functions declared
7164 inline are always safe to assume that it is not going to be replaced.
7166 2009-03-28 Richard Guenther <rguenther@suse.de>
7168 PR tree-optimization/38513
7169 * tree-ssa-pre.c (eliminate): Remove redundant stores.
7170 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7171 EXC_PTR_EXPR and FILTER_EXPR.
7172 (get_ref_from_reference_ops): Likewise.
7174 2009-03-28 Richard Guenther <rguenther@suse.de>
7176 PR tree-optimization/38968
7177 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
7178 Use FLOOR_MOD_EXPR to compute misalignment.
7180 2009-03-28 Richard Guenther <rguenther@suse.de>
7182 PR tree-optimization/37795
7183 * tree.h (combine_comparisons): Declare.
7184 * fold-const.c (combine_comparisons): Export.
7185 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
7187 (ifcombine_iforif): Use combine_comparisons.
7189 2009-03-28 Jan Hubicka <jh@suse.cz>
7191 * tree-eh.c (inlinable_call_p): New function.
7192 (make_eh_edges): Use it.
7193 (verify_eh_edges): Use it.
7194 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
7195 * except.c (reachable_next_level): Add inlinable_function argument
7196 (sjlj_find_directly_reachable_regions): Update.
7197 (add_reachable_handler): Do not set saw_any_handlers.
7198 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
7199 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
7200 Add new inlinable call parameter.
7201 (can_throw_internal, can_throw_external): Update.
7202 * except.h (can_throw_internal_1, can_throw_external_1,
7203 foreach_reachable_handler): Update declaration.
7205 2009-03-28 Joseph Myers <joseph@codesourcery.com>
7207 * config/arm/t-arm-coff, config/h8300/coff.h,
7208 config/i386/i386-aout.h, config/i386/i386-coff.h,
7209 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
7210 config/pdp11/2bsd.h, config/rs6000/aix41.h,
7211 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
7212 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
7213 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
7214 sys-types.h: Remove.
7215 * Makefile.in: Remove protoize and fixproto support and references
7217 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
7218 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
7220 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
7221 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
7222 unprotoize$(exeext).
7223 (rest.encap): Don't depend on $(STMP_FIXPROTO)
7224 (.PHONY): Don't depend on proto.
7225 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
7226 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
7227 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
7228 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
7229 build/gen-protos.o, build/scan.o, xsys-protos.h,
7230 build/fix-header$(build_exeext), build/fix-header.o,
7231 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
7232 stmp-install-fixproto): Remove.
7233 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
7234 SYSCALLS.c or fixproto files.
7235 (install-common): Don't install protoize.
7236 (install-headers-tar, install-headers-cpio, install-headers-cp):
7237 Don't depend on $(STMP_FIXPROTO).
7238 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
7239 install fixproto files or write out fixproto settings.
7240 (uninstall): Don't uninstall protoize.
7241 * config.gcc (use_fixproto): Remove.
7242 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
7243 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
7244 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
7245 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
7246 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
7247 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
7248 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
7249 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
7250 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
7251 * config/t-vxworks (STMP_FIXPROTO): Remove.
7252 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
7253 STMP_FIXPROTO): Remove.
7254 * config.in, configure: Regenerate.
7255 * crtstuff.c (gid_t, uid_t): Don't undefine.
7256 * doc/install.texi: Change m68k-coff to m68k-elf in example.
7257 (arm-*-coff, arm-*-aout: Remove target entries.
7258 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
7259 Remove mention of AIX 4.1.
7260 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
7261 * doc/invoke.texi (Running Protoize): Remove.
7262 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
7263 (Protoize Caveats): Remove.
7264 * tsystem.h: Update comments on headers assumed to exist.
7266 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
7268 * genautomata.c: Add a new year to the copyright. Add a new
7270 (struct insn_reserv_decl): Add comments for member bypass_list.
7271 (find_bypass): Remove.
7272 (insert_bypass): New.
7273 (process_decls): Use insert_bypass.
7274 (output_internal_insn_latency_func): Output all bypasses with the
7275 same input insn in one switch case.
7277 * rtl.def (define_bypass): Describe bypass choice.
7278 * doc/md.texi (define_bypass): Ditto.
7280 2009-03-27 Richard Guenther <rguenther@suse.de>
7282 * gimplify.c (mark_addressable): Export.
7283 * tree-flow.h (mark_addressable): Declare.
7284 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
7285 * tree-ssa.c (verify_phi_args): Verify that address taken
7286 variables have TREE_ADDRESSABLE set.
7288 2009-03-27 Richard Guenther <rguenther@suse.de>
7290 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
7291 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
7292 Do not mark decls TREE_ADDRESSABLE.
7293 (build_fold_addr_expr): Adjust.
7294 (fold_addr_expr): Remove.
7295 (fold_unary): Use build_fold_addr_expr.
7296 (fold_comparison): Likewise.
7297 (split_address_to_core_and_offset): Likewise.
7298 * coverage.c (tree_coverage_counter_addr): Mark the array decl
7300 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
7301 (gimplify_modify_expr_to_memcpy): Mark source and destination
7303 * omp-low.c (create_omp_child_function): Mark the object decl
7305 (lower_rec_input_clauses): Mark the var we take the address of
7307 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
7309 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7312 * cfgexpand.c (expand_one_stack_var_at): Change alignment
7313 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
7315 2009-03-27 Richard Guenther <rguenther@suse.de>
7317 PR tree-optimization/39120
7318 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
7320 (handle_lhs_call): Process return constraints. Add escape
7321 constraints if necessary.
7322 (handle_const_call): Fill out return constraints. Make nested
7323 case more precise. Avoid consttmp if possible.
7324 (handle_pure_call): Fill out return constraints. Avoid
7325 callused if possible.
7326 (find_func_aliases): Simplify call handling.
7328 2009-03-27 Richard Guenther <rguenther@suse.de>
7330 PR tree-optimization/39120
7331 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
7332 as a representative.
7333 (solve_graph): Do propagate CALLUSED.
7334 (handle_pure_call): Use a scalar constraint from CALLUSED for
7336 (find_what_p_points_to): CALLUSED shall not appear in poins-to
7339 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7342 * c-common.c (handle_aligned_attribute): Properly check alignment
7343 overflow. Use (1U << i) instead of (1 << i).
7345 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
7347 * expr.h (get_mem_align_offset): Updated.
7349 * tree.h (tree_decl_common): Change align to "unsigned int" and
7350 move it before pointer_alias_set.
7352 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7353 Jakub Jelinek <jakub@redhat.com>
7356 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
7357 gr_register_operand with gr_reg_or_0_operand.
7358 (cmpxchg_rel_di): Likewise.
7359 (sync_lock_test_and_set<mode>): Likewise.
7361 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7363 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
7364 (true_regnum): Likewise.
7366 * rtlanal.c (subreg_info): Moved to ...
7367 * rtl.h (subreg_info): Here. New.
7368 (subreg_get_info): New.
7370 * rtlanal.c (subreg_get_info): Make it extern.
7372 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7375 * config/i386/i386.c (ix86_abi): New.
7376 (override_options): Handle -mabi=.
7377 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
7378 (ix86_call_abi_override): Likewise.
7379 (init_cumulative_args): Likewise.
7380 (function_arg_advance): Likewise.
7381 (function_arg_64): Likewise.
7382 (function_arg): Likewise.
7383 (ix86_pass_by_reference): Likewise.
7384 (ix86_function_value_regno_p): Likewise.
7385 (ix86_build_builtin_va_list_abi): Likewise.
7386 (setup_incoming_varargs_64): Likewise.
7387 (is_va_list_char_pointer): Likewise.
7388 (ix86_init_machine_status): Likewise.
7389 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
7390 (ix86_function_type_abi): Return enum calling_abi. Rewrite
7391 for 64bit. Replace DEFAULT_ABI with ix86_abi.
7392 (ix86_function_abi): Make it static and return enum calling_abi.
7393 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
7395 (ix86_fn_abi_va_list): Updated.
7397 * config/i386/i386.h (ix86_abi): New.
7398 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
7399 (CONDITIONAL_REGISTER_USAGE): Likewise.
7400 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
7401 (machine_function): Likewise.
7403 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
7405 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
7406 (STACK_BOUNDARY): Likewise.
7407 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
7409 * config/i386/i386.opt (mabi=): New.
7411 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
7412 return enum calling_abi.
7413 (ix86_function_type_abi): Likewise.
7414 (ix86_function_abi): Removed.
7416 * doc/invoke.texi: Document -mabi= option for x86.
7418 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7420 * builtins.c (real_dconstp): Delete.
7421 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
7423 2009-03-27 Dodji Seketeli <dodji@redhat.com>
7424 Jakub Jelinek <jakub@redhat.com>
7427 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
7428 (gen_subprogram_die): When a function is explicit, generate the
7429 DW_AT_explicit attribute.
7430 * langhooks.h (struct lang_hooks_for_decls): Add
7431 function_decl_explicit_p langhook.
7432 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
7433 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
7435 2009-03-27 Jakub Jelinek <jakub@redhat.com>
7437 * builtins.c (fold_builtin_memory_op): Optimize memmove
7438 into memcpy if we can prove source and destination don't overlap.
7440 * tree-inline.c: Include gt-tree-inline.h.
7441 (clone_fn_id_num): New variable.
7442 (clone_function_name): New function.
7443 (tree_function_versioning): Use it.
7444 * Makefile.in (GTFILES): Add tree-inline.c.
7446 2009-03-27 Mark Mitchell <mark@codesourcery.com>
7448 * BASE-VER: Change to 4.5.0.
7450 2009-03-27 Xinliang David Li <davidxl@google.com>
7452 PR tree-optimization/39557
7453 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
7455 2009-03-27 Xinliang David Li <davidxl@google.com>
7457 PR tree-optimization/39548
7458 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
7461 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7463 * c-common.c (pointer_int_sum): Use %wd on return from
7466 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
7468 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
7469 on return from tree_low_cst.
7471 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
7474 * ginclude/stdarg.h (va_copy): Define also for
7475 __GXX_EXPERIMENTAL_CXX0X__.
7477 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7480 * builtins.h (c_strlen): Do not warn here.
7481 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
7482 * c-common.c (pointer_int_sum): Take an explicit location.
7483 Warn about offsets out of bounds.
7484 * c-common.h (pointer_int_sum): Adjust declaration.
7486 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7488 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
7491 2009-03-26 Jakub Jelinek <jakub@redhat.com>
7494 * opts.c (warn_if_disallowed_function_p): Don't assume
7495 get_callee_fndecl must return non-NULL.
7497 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
7499 PR rtl-optimization/39522
7500 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
7501 when reg_reloaded_valid is set.
7503 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7505 * config/spu/divv2df3.c: New file.
7506 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
7507 (DPBIT_FUNCS): Filter out _div_df.
7509 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
7511 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
7512 a jump insn, count that jump in the distance to the loop start.
7514 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
7517 * config/sh/sh.c (calc_live_regs): Fix condition for global
7518 registers except PIC_OFFSET_TABLE_REGNUM.
7520 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
7523 * doc/invoke.texi (-mconsole): New.
7527 (-mnop-fun-dllimport): New.
7531 (sub section "i386 and x86-64 Windows Options"): New.
7533 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
7535 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
7536 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
7538 2009-03-25 Richard Guenther <rguenther@suse.de>
7541 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
7544 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
7546 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
7547 neither of haifa/selective schedulers are working.
7549 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7551 * doc/invoke.texi (Debugging Options): Fix description of
7552 -fno-merge-debug-strings.
7554 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
7556 * config/cris/libgcc.ver: New version-script.
7557 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
7559 * configure.ac <GAS features, nop mnemonic>: Add pattern
7560 crisv32-*-* for "nop".
7561 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
7562 * configure: Regenerate.
7564 2009-03-24 Ira Rosen <irar@il.ibm.com>
7566 PR tree-optimization/39529
7567 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
7568 mark_sym_for_renaming for the tag copied to the new vector
7571 2009-03-24 Arthur Loiret <aloiret@debian.org>
7573 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
7574 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
7575 EXTRA_SPEC_FUNCTIONS.
7576 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
7577 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
7578 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
7579 -march and -mtune options.
7581 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
7583 * config/m68k/t-rtems: Add m5329 multilib.
7585 2009-03-24 Dodji Seketeli <dodji@redhat.com>
7586 Jakub Jelinek <jakub@redhat.com>
7589 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
7592 2009-03-23 Jakub Jelinek <jakub@redhat.com>
7595 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
7596 instead of c_parser_expression_conv, if original_code isn't one of the
7597 4 allowed comparison codes, fail.
7599 2009-03-23 Richard Guenther <rguenther@suse.de>
7601 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
7602 * tree.h (struct tree_type): Likewise.
7603 * reload.h (struct insn_chain): Likewise.
7604 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
7605 * function.h (struct function): Likewise.
7606 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
7608 2009-03-23 Jakub Jelinek <jakub@redhat.com>
7610 PR tree-optimization/39516
7611 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
7613 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
7615 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
7616 should be set true if BITS_PER_WORD of target is bigger than 32
7618 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
7620 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
7621 Translate -B-options to -rpath-link. Correct existing
7622 rpath-link and conditionalize on !nostdlib.
7624 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7626 * doc/extend.texi (Function Attributes, Variable Attributes):
7628 * doc/invoke.texi (Debugging Options, Optimize Options)
7629 (i386 and x86-64 Options, MCore Options): Likewise.
7631 2009-03-20 Jakub Jelinek <jakub@redhat.com>
7634 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
7635 it for block local namespace aliases.
7636 (gen_decl_die): Pass context_die to gen_namespace_die.
7638 2009-03-19 Jakub Jelinek <jakub@redhat.com>
7641 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
7642 minimum or maximum value.
7644 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
7646 * reginfo.c (globalize_reg): Recompute derived reg sets.
7648 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
7651 * libgcc2.c (mprotect): Do not use signed arguments for
7652 VirtualProtect, use DWORD arguments. Also fix the 'may
7653 be used uninitialized' warning for the np variable.
7655 2009-03-19 Jakub Jelinek <jakub@redhat.com>
7658 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
7659 functions using regparm calling conventions when not optimizing.
7660 (ix86_function_sseregparm): Similarly for sseregparm calling
7663 2009-03-19 Li Feng <nemokingdom@gmail.com>
7666 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
7667 dependence if the first conflict is after niter iterations.
7669 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
7672 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
7673 functions with dynamic stack-pointer adjustments.
7675 2009-03-19 Ben Elliston <bje@au.ibm.com>
7677 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
7678 option; change to -msdata=data.
7680 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7682 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
7685 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
7688 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
7690 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
7692 * doc/invoke.texi (Code Gen Options): Expand discussion of
7695 2009-03-18 Jakub Jelinek <jakub@redhat.com>
7697 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
7698 * matrix-reorg.c (struct matrix_info): Likewise.
7699 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
7700 * rtl.h (struct mem_attrs): Likewise.
7701 * df.h (struct df): Likewise.
7702 * tree-data-ref.h (struct data_dependence_relation): Likewise.
7703 * ira-int.h (struct ira_allocno): Likewise.
7704 * df-scan.c (struct df_collection_rec): Likewise.
7705 * ira.c (struct equivalence): Likewise.
7706 * function.c (struct temp_slot): Likewise.
7707 * cfgloop.h (struct loop): Likewise.
7710 * function.c (use_register_for_decl): When not optimizing, disregard
7711 register keyword for variables with types containing methods.
7713 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
7716 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
7717 (is_simple_operand): Call contains_component_ref_p before calling data
7718 reference analysis that would fail on COMPONENT_REFs.
7720 * tree-vrp.c (search_for_addr_array): Fix formatting.
7722 2009-03-18 Richard Guenther <rguenther@suse.de>
7724 * tree-vect-transform.c (vect_loop_versioning): Fold the
7725 generated comparisons.
7726 * tree-vectorizer.c (set_prologue_iterations): Likewise.
7727 (slpeel_tree_peel_loop_to_edge): Likewise.
7729 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7732 * opts.c (print_specific_help): In addition to `undocumented',
7733 accept `separate' and `joined' flags if passed alone. Describe
7734 output by the first matched one of those.
7735 (common_handle_option): Skip over empty strings.
7736 * gcc.c (display_help): Fix help string for `--help='.
7737 * doc/invoke.texi (Option Summary, Overall Options): With
7738 `--help=', classes and qualifiers can both be repeated, but
7739 only the latter can be negated. One should not pass only
7740 negated qualifiers. Fix markup and examples.
7743 2008-10-14 Jakub Jelinek <jakub@redhat.com>
7745 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
7746 and -fhelp=separate.
7748 2009-03-17 Jing Yu <jingyu@google.com>
7751 * function.h (struct rtl_data): Move is_thunk from here...
7752 (struct function): ...to here.
7753 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
7754 * varasm.c (assemble_start_function): Change is_thunk from crtl to
7756 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
7758 (alpha_does_function_need_gp, alpha_start_function): Likewise.
7759 (alpha_output_function_end_prologue): Likewise.
7760 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
7761 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
7762 (rs6000_output_function_epilogue): Likewise.
7763 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
7765 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
7768 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
7769 from different units in a single alternative.
7770 (*truncdfsf_i387): Ditto.
7771 (*truncxfsf2_mixed): Ditto.
7772 (*truncxfdf2_mixed): Ditto.
7774 2009-03-17 Jakub Jelinek <jakub@redhat.com>
7776 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
7777 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
7780 * tree-ssa-live.c (remove_unused_locals): Don't remove local
7781 unused non-artificial variables when not optimizing.
7784 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
7785 DW_TAG_imported_module even if decl is IMPORTED_DECL with
7786 NAMESPACE_DECL in its DECL_INITIAL.
7789 * optabs.c (set_user_assembler_libfunc): New function.
7790 * expr.h (set_user_assembler_libfunc): New prototype.
7791 * c-common.c: Include libfuncs.h.
7792 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
7793 for memcmp, memset, memcpy, memmove and abort.
7794 * Makefile.in (c-common.o): Depend on libfuncs.h.
7797 * dwarf2out.c (gen_inlined_enumeration_type_die,
7798 gen_inlined_structure_type_die, gen_inlined_union_type_die,
7799 gen_tagged_type_instantiation_die): Removed.
7800 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
7803 2009-03-17 Janis Johnson <janis187@us.ibm.com>
7806 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
7808 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
7809 (check-parallel-%): Ditto.
7810 (check-consistency): Ditto.
7812 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
7814 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
7815 local variable rhs by NULL_TREE.
7817 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7820 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
7822 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7825 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
7827 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
7830 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
7831 for ms->sysv ABI calls only in 64bit mode.
7833 * config/i386/i386.md (untyped_call): Support 32bit.
7835 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
7837 * doc/extend.texi: Replace x86_65 with x86_64.
7839 2009-03-16 Jakub Jelinek <jakub@redhat.com>
7841 PR tree-optimization/39455
7842 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
7843 mismatches for POINTER_TYPE_P (type).
7844 (number_of_iterations_le): Likewise.
7846 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7848 * config/picochip/picochip.c: Removed profiling support.
7849 * config/picochip/picochip.md: Removed profiling instruction.
7850 * config/picochip/picochip.h: Removed profiling builtin.
7852 2009-03-16 Joseph Myers <joseph@codesourcery.com>
7854 * doc/install.texi (--with-host-libstdcxx): Document.
7856 2009-03-14 Anatoly Sokolov <aesok@post.ru>
7859 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
7860 generate a warning if the function name does not begin with
7861 "__vector" and the function has either the 'signal' or 'interrupt'
7862 attribute, from here to ...
7863 (avr_declare_function_name): ...here. New function.
7864 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
7865 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
7867 2009-03-14 Jakub Jelinek <jakub@redhat.com>
7870 * cse.c (fold_rtx): Don't modify original const_arg1 when
7871 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
7872 separate variable instead.
7873 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
7874 from out of range shift counts.
7875 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
7877 2009-03-13 Catherine Moore <clm@codesourcery.com>
7879 * config/i386/x-mingw32 (host-mingw32.o): Replace
7880 diagnostic.h with $(DIAGNOSTIC_H).
7882 2009-03-12 Jakub Jelinek <jakub@redhat.com>
7885 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
7887 * config/i386/sync.md (sync_compare_and_swap<mode>,
7888 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
7889 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
7891 (sync_double_compare_and_swapdi_pic,
7892 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
7893 cmpxchg8b_pic_memory_operand instead of just memory_operand.
7895 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7898 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
7900 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7903 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
7904 (avx_addsubv4df3): Likewise.
7905 (*avx_addsubv4sf3): Likewise.
7906 (sse3_addsubv4sf3): Likewise.
7908 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
7911 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
7913 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
7916 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
7917 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
7918 registers for allocnos created from user-defined variables.
7920 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7923 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
7924 of non-integer mode as well.
7926 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
7928 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
7929 for functions for which the parameter types are unknown.
7931 2009-03-11 Jakub Jelinek <jakub@redhat.com>
7934 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
7935 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
7936 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
7937 * config/i386/i386.c (ix86_local_alignment): For
7938 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
7939 long long variables on the stack to avoid dynamic realignment.
7940 Allow the first argument to be a decl rather than type.
7941 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
7943 2009-03-11 Nick Clifton <nickc@redhat.com>
7946 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
7948 Add description to mno-lsim option.
7949 * config/mcore/mcore.h: Remove comment about deprecated m4align
7951 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
7952 * doc/invoke.texi: Add description of mno-lsim and
7953 mstack-increment options.
7955 * config/fr30/fr30.opt: Document the -mno-lsim option.
7956 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
7957 and -mno-lsim options.
7959 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7961 * fold-const.c (fold_comparison): Only call fold_inf_compare
7962 if the mode supports infinities.
7964 2009-03-11 Jason Merrill <jason@redhat.com>
7967 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
7968 end already did. Notice GIMPLE_CALL modifications of the result.
7969 Don't copy debug information from an ignored decl or a decl from
7972 2009-03-10 Richard Guenther <rguenther@suse.de>
7973 Nathan Froyd <froydnj@codesourcery.com>
7976 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
7977 (__divMODE3): Likewise.
7979 2009-03-09 Jakub Jelinek <jakub@redhat.com>
7981 PR tree-optimization/39394
7982 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
7983 DECL_SIZE_UNIT of variable length FIELD_DECLs.
7985 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7987 * recog.c (verfiy_changes): Disallow renaming of hard regs in
7988 inline asms for register asm ("") declarations.
7990 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
7992 * fold-const.c (fold_unary): Fix comment.
7994 2009-03-07 Jan Hubicka <jh@suse.cz>
7997 * tree-inline.c (setup_one_parameter): Do replacement of const
7998 argument by constant in SSA form.
8000 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8003 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
8004 determine alignment passed to assign_stack_local.
8005 (assign_parms_unsplit_complex): Likewise.
8006 * except.c (sjlj_build_landing_pads): Likewise.
8008 2009-03-06 Jakub Jelinek <jakub@redhat.com>
8011 * tree-flow.h (add_referenced_var): Return bool instead of void.
8012 * tree-dfa.c (add_referenced_var): Return result of
8013 referenced_var_check_and_insert call.
8014 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
8015 of referenced_var_check_and_insert.
8018 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
8019 (gen_variable_die): Emit DW_AT_location on abstract static variable's
8020 DIE, don't emit it if abstract origin already has it.
8021 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
8022 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
8024 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8026 * genpreds.c (needs_variable): Fix parentheses at variable name
8028 (write_tm_constrs_h): Indent generated code.
8030 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8032 * doc/extend.texi (Function Attributes): Add documentation
8035 2009-03-06 Jakub Jelinek <jakub@redhat.com>
8038 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
8039 take locus from its DECL_SOURCE_LOCATION instead of input_location.
8041 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
8043 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
8046 2009-03-05 Jakub Jelinek <jakub@redhat.com>
8049 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
8050 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
8052 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
8054 * config/i386/i386.md (R8_REG, R9_REG): New constants.
8055 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
8056 constants instead of magic numbers.
8057 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8059 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
8060 (x86_64_ms_abi_int_parameter_registers): Ditto.
8061 (x86_64_int_return_registers): Ditto.
8062 (ix86_maybe_switch_abi): Ditto.
8063 (ix86_expand_call): Ditto for clobbered_registers array.
8064 (ix86_hard_regno_mode_ok): Ditto.
8065 (x86_extended_QIreg_mentioned_p): Ditto.
8067 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
8069 PR tree-optimization/39349
8070 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
8072 * combine.c (gen_lowpart_for_combine): Use omode when generating
8075 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
8077 PR rtl-optimization/39235
8078 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
8080 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
8082 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
8084 2009-03-04 Richard Guenther <rguenther@suse.de>
8086 PR tree-optimization/39362
8087 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
8088 that occur in abnormal PHIs should be varying.
8090 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
8092 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
8094 (simple_iv): Take loop as an argument instead of statement.
8095 * tree-scalar-evolution.h (simple_iv): Declaration changed.
8096 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
8098 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
8100 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
8101 * matrix-reorg.c (analyze_transpose): Ditto.
8102 * tree-data-ref.c (dr_analyze_innermost): Ditto.
8103 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
8104 * tree-predcom.c (ref_at_iteration): Ditto.
8105 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
8107 2009-03-04 Richard Guenther <rguenther@suse.de>
8109 PR tree-optimization/39358
8110 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
8111 escaped_id and callused_id.
8112 (solve_graph): Likewise.
8114 2009-03-04 Richard Guenther <rguenther@suse.de>
8116 PR tree-optimization/39339
8117 * tree-sra.c (try_instantiate_multiple_fields): Make it
8118 no longer ICE on the above.
8120 2009-03-03 Joseph Myers <joseph@codesourcery.com>
8122 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
8123 that fits within Pmode.
8125 2009-03-03 Steve Ellcey <sje@cup.hp.com>
8128 * tm.texi (LIBCALL_VALUE): Update description.
8130 2009-03-03 Steve Ellcey <sje@cup.hp.com>
8133 * doc/extend.texi (section): Update description.
8135 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
8138 * tree-inline.c (remapped_type): New.
8139 (can_be_nonlocal): Call remapped_type instead of remap_type.
8141 2009-03-03 Jakub Jelinek <jakub@redhat.com>
8144 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
8145 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
8147 2009-03-03 Richard Guenther <rguenther@suse.de>
8150 * tree.c (tree_nonartificial_location): New function.
8151 * tree.h (tree_nonartificial_location): Declare.
8152 * builtins.c (expand_builtin_memory_chk): Provide location
8153 of the call location for artificial function pieces.
8154 (maybe_emit_chk_warning): Likewise.
8155 (maybe_emit_sprintf_chk_warning): Likewise.
8156 (maybe_emit_free_warning): Likewise.
8157 * expr.c (expand_expr_real_1): Likewise.
8159 2009-03-03 Jakub Jelinek <jakub@redhat.com>
8161 PR tree-optimization/39343
8162 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
8163 COMPONENT_REF t has ARRAY_TYPE.
8165 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
8168 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
8169 when the type precision of the induction variable should be
8170 larger than the type precision of nit.
8171 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
8172 * graphite.c (graphite_loop_normal_form): Same.
8173 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
8175 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
8177 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
8178 (*call_1_rex64_ms_sysv): Use named constants instead of magic
8179 numbers to describe clobbered registers.
8180 (*call_value_0_rex64_ms_sysv): Ditto.
8181 * config/i386/mmx.md (mmx_emms): Ditto.
8184 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
8186 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
8189 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8191 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
8192 (spu_section_type_flags): New function.
8194 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
8196 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
8197 reg_class_contents of FLOAT_REGS into a temporary.
8199 2009-03-02 Richard Guenther <rguenther@suse.de>
8200 Ira Rosen <irar@il.ibm.com>
8202 PR tree-optimization/39318
8203 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
8204 information to the vectorized statement.
8206 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
8208 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
8209 variable. Use defined names instead of magic constants for REX SSE
8212 2009-03-01 Richard Guenther <rguenther@suse.de>
8214 PR tree-optimization/39331
8215 * omp-low.c (lower_send_shared_vars): Do not receive new
8216 values for the reference of DECL_BY_REFERENCE parms or results.
8218 2009-03-01 Jan Hubicka <jh@suse.cz>
8221 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
8222 BLOCK_NONLOCALIZED_VAR): New macros.
8223 (tree_block): Add nonlocalized_vars.
8224 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
8225 gen_decl_die): Add origin argument. Allow generation of die with
8226 origin at hand only.
8227 (gen_member_die, gen_type_die_with_usage, force_decl_die,
8228 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
8230 (gen_block_die): Fix checking for unused blocks.
8231 (process_scope_var): Break out from .... ; work with origins only.
8232 (decls_for_scope) ... here; process nonlocalized list.
8233 (dwarf2out_ignore_block): Look for nonlocalized vars.
8234 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
8236 (dump_scope_block): Dump them.
8237 * tree-inline.c (remap_decls): Handle nonlocalized vars.
8238 (remap_block): Likewise.
8239 (can_be_nonlocal): New predicate.
8240 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
8242 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8244 * configure: Regenerate.
8246 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8248 * optc-gen.awk: No need to duplicate option flags twice.
8249 Reuse help texts for duplicate options which do not have any.
8251 * gcc.c (display_help): Document --version.
8253 * gcc.c (main): If print_help_list and verbose_flag, ensure
8254 driver output comes before subprocess output.
8256 * optc-gen.awk: Assign all remaining fields to help string,
8257 space-separated, for multi-line help in *.opt.
8259 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
8260 -Wno-pedantic-ms-format is for MinGW targets only.
8262 * doc/options.texi (Option file format): Fix bad indentation,
8263 restoring dropped sentence.
8265 2009-02-28 Jan Hubicka <jh@suse.cz>
8267 * tree-inline.c (tree_function_versioning): Output debug info.
8269 2009-02-28 Jan Hubicka <jh@suse.cz>
8272 * tree-inline.c (setup_one_parameter): Do not copy propagate
8273 arguments when not optimizing.
8275 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
8278 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
8279 (avx_addsubv4df3): Likewise.
8280 (*avx_addsubv4sf3): Likewise.
8281 (sse3_addsubv4sf3): Likewise.
8282 (*avx_addsubv2df3): Likewise.
8283 (sse3_addsubv2df3): Likewise.
8284 (avx_unpckhps256): Correct item selectors.
8285 (avx_unpcklps256): Likewise.
8286 (avx_unpckhpd256): Likewise.
8287 (avx_unpcklpd256): Likewise.
8289 2009-02-28 Jan Hubicka <jh@suse.cz>
8291 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
8293 (copy_arguments_for_versioning): If var is declared don't declare it.
8294 (tree_function_versioning): First setup substitutions and then copy
8297 2009-02-27 Jan Hubicka <jh@suse.cz>
8300 * cgraph.h (varpool_output_debug_info): Remove.
8301 * cgraphunit.c (varpool_output_debug_info): Remove.
8302 * dwarf2out.c (deferred_locations_struct): New struct
8303 (deferred_locations): New type.
8304 (deferred_locations_list): New static var.
8305 (deffer_location): New function.
8306 (gen_variable_die): Use it.
8307 (decls_for_scope): Output info on local static vars.
8308 (dwarf2out_finish): Process deferred locations.
8309 * varpool.c (varpool_output_debug_info): Remove.
8311 2009-02-27 Jan Hubicka <jh@suse.cz>
8314 * tree.h (TREE_PROTECTED): Fix comment.
8315 (BLOCK_HANDLER_BLOCK): Remove.
8316 (struct tree_block): Remove handler_block add body_block.
8317 (inlined_function_outer_scope_p): New.
8318 (is_body_block): Remove.
8319 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
8320 * dwarf2out.c (is_inlined_entry_point): Remove.
8321 (add_high_low_attributes): Use inlined_function_outer_scope_p.
8322 (gen_block_die): Use is_inlined_entry_point check. Remove body block
8324 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
8325 * gimplify.c (gimplify_expr): Gimplify body blocks.
8326 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
8327 block with multiple subblocks.
8328 (dump_scope_block): Prettier output; dump more flags and info.
8329 (dump_scope_blocks): New.
8330 (remove_unused_locals): Use dump_scope_blocks.
8331 * tree-flow.h (dump_scope_blocks): Declare.
8332 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
8333 * stmt.c (is_body_block): Remove.
8334 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
8335 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
8337 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
8340 * graphite.c (graphite_loop_normal_form): Do not call
8341 number_of_iterations_exit from a gcc_assert.
8343 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8345 * config/s390/s390.c (s390_swap_cmp): Look for conditional
8346 jumps if COND is NULL.
8347 (find_cond_jump): New function.
8348 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
8349 * config/s390/s390.md: Remove z10_cobra attribute value.
8351 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
8353 * config/alpha/alpha.h (alpha_expand_mov): Return false if
8354 force_const_mem returns NULL_RTX.
8356 2009-02-26 Jan Hubicka <jh@suse.cz>
8359 * cgraph.h (varpool_output_debug_info): Remove.
8360 * cgraphunit.c (varpool_output_debug_info): Remove.
8361 * dwarf2out.c (deferred_locations_struct): New struct
8362 (deferred_locations): New type.
8363 (deferred_locations_list): New static var.
8364 (deffer_location): New function.
8365 (gen_variable_die): Use it.
8366 (decls_for_scope): Output info on local static vars.
8367 (dwarf2out_finish): Process deferred locations.
8368 * varpool.c (varpool_output_debug_info): Remove.
8370 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
8372 PR rtl-optimization/39241
8373 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
8374 to subreg_offset_representable_p.
8376 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
8378 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
8379 execute function prototype. Get f and nregs from max_reg_num
8380 and get_insns. Remove the first backward pass as it's dead,
8381 guard the forward pass by flag_expensive_optimizations.
8382 (rest_of_handle_regmove): Delete.
8383 (pass_regmove): Replace it with regmove_optimize.
8385 2009-02-25 Martin Jambor <mjambor@suse.cz>
8387 PR tree-optimization/39259
8388 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
8389 calls_alloca function flags.
8390 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
8393 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
8395 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
8396 flags_set_1_rtx, flags_set_1_set): Delete.
8397 (regmove_optimize): Do not call mark_flags_life_zones.
8399 2009-02-24 Julian Brown <julian@codesourcery.com>
8402 * config/arm/arm.c (require_pic_register): Only set
8403 cfun->machine->pic_reg once per function.
8405 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
8407 * doc/invoke.texi (Link Options): Document an easier way to pass
8408 options that take arguments to the GNU linker using -Xlinker and -Wl.
8410 2009-02-24 Steve Ellcey <sje@cup.hp.com>
8413 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
8415 2009-02-24 Richard Guenther <rguenther@suse.de>
8418 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
8420 2009-02-24 Richard Guenther <rguenther@suse.de>
8421 Zdenek Dvorak <ook@ucw.cz>
8423 PR tree-optimization/39233
8424 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
8425 from converting them to a generic type.
8427 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
8429 PR tree-optimization/39260
8430 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
8431 contains a condition with a real type.
8432 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
8434 2009-02-23 Jason Merrill <jason@redhat.com>
8437 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
8438 narrowing_initializer_constant_valid_p.
8439 (narrowing_initializer_constant_valid_p): Don't return
8440 null_pointer_node for adding a pointer to itself.
8442 2009-02-23 Jan Hubicka <jh@suse.cz>
8445 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
8448 2009-02-23 Jan Hubicka <jh@suse.cz>
8450 PR tree-optimization/37709
8451 * tree.c (block_ultimate_origin): Move here from dwarf2out.
8452 * tree.h (block_ultimate_origin): Declare.
8453 * dwarf2out.c (block_ultimate_origin): Move to tree.c
8454 * tree-ssa-live.c (remove_unused_scope_block_p):
8455 Eliminate blocks containig no instructions nor live variables nor
8457 (dump_scope_block): New function.
8458 (remove_unused_locals): Enable removal of dead blocks by default;
8459 enable dumping at TDF_DETAILS.
8461 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8463 * config/i386/i386.c (classify_argument): Don't allow COImode
8465 (function_arg_advance_32): Don't allow OImode.
8466 (function_arg_32): Likewise.
8467 (function_value_32): Likewise.
8468 (return_in_memory_32): Likewise.
8469 (function_arg_64): Remove OImode comment.
8471 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8474 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
8475 ix86_expand_vector_set for V4DImode in 64bit mode only.
8476 (ix86_expand_vector_init_one_var): Likewise.
8478 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
8480 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
8482 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
8485 * loop-iv.c: Revert last change.
8486 * emit-rtl.c: Likewise.
8488 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
8491 * config/i386/i386.c (type_natural_mode): Remove an extra
8492 space in the warning message.
8493 (function_value_32): Handle 32-byte vector modes.
8494 (return_in_memory_32): Likewise.
8496 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
8498 * loop-iv.c (truncate_value): New function.
8499 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
8501 (lowpart_subreg): Move to...
8502 * emit-rtl.c: ...here.
8504 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
8506 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
8507 accidental and undocumented change at revision 140860.
8509 2009-02-21 Joseph Myers <joseph@codesourcery.com>
8511 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
8512 take gimple_seq * arguments.
8513 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
8514 types_compatible_p langhook.
8516 2009-02-20 Mark Mitchell <mark@codesourcery.com>
8517 Joseph Myers <joseph@codesourcery.com>
8519 * config/arm/arm.c (arm_builtin_va_list): New function.
8520 (arm_expand_builtin_va_start): Likewise.
8521 (arm_gimplify_va_arg_expr): Likewise.
8522 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
8523 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
8524 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
8525 (va_list_type): New variable.
8526 (arm_mangle_type): Mangle va_list_type appropriately.
8528 2009-02-20 Jakub Jelinek <jakub@redhat.com>
8531 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
8532 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
8533 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
8534 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
8535 parameter to 1000 for -O1 by default.
8536 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
8538 * loop-invariant.c: Include params.h.
8539 (move_loop_invariants): Don't call move_single_loop_invariants on
8542 2009-02-20 Jaka Mocnik <jaka@xlab.si>
8544 * calls.c (emit_library_call_value_1): Use slot_offset instead of
8545 offset when calculating bounds for indexing stack_usage_map. Fixes
8546 a buffer overflow with certain target setups.
8548 2009-02-20 Jakub Jelinek <jakub@redhat.com>
8551 * calls.c (expand_call): Clear try_tail_call if caller and callee
8552 disagree in promotion of function return value.
8554 2009-02-19 Jakub Jelinek <jakub@redhat.com>
8557 * c-common.c (c_determine_visibility): If visibility changed and
8558 DECL_RTL has been already set, call make_decl_rtl to update symbol
8561 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
8564 * varasm.c (assemble_variable): Don't check DECL_NAME when
8565 globalizing a variable.
8567 2009-02-19 Joseph Myers <joseph@codesourcery.com>
8570 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
8571 expression before any __builtin_trap call.
8572 * c-typeck.c (build_function_call): Convert and check function
8573 arguments before generating a call to a trap. Evaluate the
8574 function arguments before the trap.
8576 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
8579 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
8580 (UNSPEC_FXAM_MEM): New unspec.
8581 (fxam<mode>2_i387_with_temp): New insn and split pattern.
8582 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
8583 memory using fxam<mode>2_i387_with_temp to remove excess precision.
8585 2009-02-19 Richard Guenther <rguenther@suse.de>
8587 PR tree-optimization/39207
8588 PR tree-optimization/39074
8589 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
8590 storedanything_tree): New.
8591 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
8592 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
8593 (build_succ_graph): Add edges from STOREDANYTHING to all
8595 (init_base_vars): Initialize STOREDANYTHING.
8596 (compute_points_to_sets): Free substitution info after
8597 building the succ graph.
8598 (ipa_pta_execute): Likewise.
8600 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
8602 (do_ds_constraint): Do not add to special var or non-pointer
8604 (type_could_have_pointers): Split out from ...
8605 (could_have_pointers): ... here. For arrays use the element type.
8606 (create_variable_info_for): Initialize may_have_pointers.
8607 (new_var_info): Likewise.
8608 (handle_lhs_call): Make the HEAP variable unknown-sized.
8609 (intra_create_variable_infos): Use a type with pointers for
8610 PARM_NOALIAS, make it unknown-sized.
8612 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
8615 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
8617 2009-02-18 Jason Merrill <jason@redhat.com>
8620 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
8621 value if DECL_EXTERNAL.
8622 * tree-sra.c (sra_walk_gimple_assign): Likewise.
8623 * target.h (gcc_target::binds_local_p): Clarify "module".
8624 * tree.h (TREE_PUBLIC): Clarify "module".
8626 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
8629 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
8630 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
8632 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
8635 * c.opt (Wabi): Support C and ObjC.
8638 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
8640 * config/i386/i386.c (classify_argument): Warn once about the ABI
8641 change when passing union with long double.
8643 * doc/invoke.texi: Update -Wabi for warning psABI changes.
8645 2009-02-18 Joseph Myers <joseph@codesourcery.com>
8648 * c-parser.c (c_parser_compound_statement): Always enter and leave
8651 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8654 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
8656 2009-02-18 Jakub Jelinek <jakub@redhat.com>
8658 PR tree-optimization/36922
8659 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
8660 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
8663 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8665 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8668 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8670 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
8672 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
8674 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
8677 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
8678 Richard Sandiford <rdsandiford@googlemail.com>
8680 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
8681 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
8682 (loongson_biadd): ...this.
8684 2009-02-17 Richard Guenther <rguenther@suse.de>
8686 PR tree-optimization/39202
8687 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
8688 a var make sure to follow existing collapses.
8690 2009-02-17 Richard Guenther <rguenther@suse.de>
8693 * langhooks.c (lhd_print_error_function): Check for NULL block.
8695 2009-02-17 Richard Guenther <rguenther@suse.de>
8697 PR tree-optimization/39204
8698 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
8701 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
8703 * config/soft-fp/double.h: Update from glibc CVS.
8705 2009-02-17 Richard Guenther <rguenther@suse.de>
8707 PR tree-optimization/39207
8708 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
8709 strict-aliasing warnings for pointers pointing to NULL.
8711 2009-02-16 Joseph Myers <joseph@codesourcery.com>
8714 * c-parser.c (c_parser_braced_init): Call pop_init_level when
8715 skipping until next close brace.
8717 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
8720 * config/i386/i386.c (ix86_expand_push): Set memory alignment
8721 to function argument boundary.
8723 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8725 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
8726 in the lea_add. Reload eventually constraints it properly.
8727 * config/picochip/constraints.md: Remove the target constraint
8728 "b", since it is not needed anymore.
8730 2009-02-16 Jakub Jelinek <jakub@redhat.com>
8732 * gthr-dce.h: Uglify function parameter and local variable names.
8733 * gthr-gnat.h: Likewise.
8734 * gthr-mipssde.h: Likewise.
8735 * gthr-nks.h: Likewise.
8736 * gthr-posix95.h: Likewise.
8737 * gthr-posix.h: Likewise.
8738 * gthr-rtems.h: Likewise.
8739 * gthr-single.h: Likewise.
8740 * gthr-solaris.h: Likewise.
8741 * gthr-tpf.h: Likewise.
8742 * gthr-vxworks.h: Likewise.
8743 * gthr-win32.h: Likewise.
8745 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
8748 * config/i386/i386.md: Restrict the new peephole2 to move
8749 between MMX/SSE registers.
8751 2009-02-15 Richard Guenther <rguenther@suse.de>
8754 2009-02-13 Richard Guenther <rguenther@suse.de>
8756 * configure.ac: Enable LFS.
8757 * configure: Re-generate.
8758 * config.in: Likewise.
8760 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8762 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
8763 spu_srqwbyte, spu_srqwbytebc): Define.
8764 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
8765 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
8766 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
8767 "shrqby_<mode>"): New insn-and-split patterns.
8768 * config/spu/spu.c (expand_builtin_args): Determine and return
8769 number of operands using spu_builtin_description data.
8770 (spu_expand_builtin_1): Use it.
8772 2009-02-13 Steve Ellcey <sje@cup.hp.com>
8775 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
8778 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8781 * config/i386/i386.c (override_options): Correct warning
8782 messages for -malign-loops, -malign-jumps and -malign-functions.
8784 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8787 * config/i386/i386.md: Restrict the new peephole2 to move
8788 between the general purpose registers.
8790 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
8793 * config/i386/i386.c (type_natural_mode): Add a new argument.
8794 Return the original mode and warn ABI change if vector size is 32byte.
8795 (function_arg_advance): Updated.
8796 (function_arg): Likewise.
8797 (ix86_function_value): Likewise.
8798 (ix86_return_in_memory): Likewise.
8799 (ix86_sol10_return_in_memory): Likewise.
8800 (ix86_gimplify_va_arg): Likewise.
8801 (function_arg_32): Don't warn ABX ABI change here.
8802 (function_arg_64): Likewise.
8804 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
8806 * loop-iv.c (implies_p): In the final case, test that operands 0
8807 of the two comparisons match.
8809 * config/bfin/bfin.c (find_prev_insn_start): New function.
8810 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
8811 (find_next_insn_start): Move.
8813 2009-02-13 Richard Guenther <rguenther@suse.de>
8815 * configure.ac: Enable LFS.
8816 * configure: Re-generate.
8817 * config.in: Likewise.
8819 2009-02-13 Joseph Myers <joseph@codesourcery.com>
8822 * c-parser.c (c_parser_parms_list_declarator): Discard pending
8823 sizes on syntax error after some arguments have been parsed.
8825 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8827 * doc/invoke.texi (-fira): Remove.
8829 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8831 * caller-save.c: Replace regclass.c with reginfo.c in comments.
8832 * recog.c: Likewise.
8835 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
8837 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
8838 (umul_ppmm): Likewise.
8839 (count_leading_zeros): Likewise.
8840 (count_trailing_zeros): Likewise.
8841 (UMUL_TIME): Likewise.
8843 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8845 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
8846 soft-fp/t-softfp to tmake_file.
8848 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
8849 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
8850 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
8851 IA64_BUILTIN_INFQ]: New.
8852 (ia64_init_builtins): Initialize __builtin_infq,
8853 __builtin_fabsq and __builtin_copysignq if not HPUX.
8854 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
8855 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
8857 * config/ia64/lib1funcs.asm (__divtf3): Define only if
8859 (__fixtfti): Likewise.
8860 (__fixunstfti): Likewise.
8861 (__floattitf): Likewise.
8863 * config/ia64/libgcc-glibc.ver: New.
8864 * config/ia64/t-fprules-softfp: Likewise.
8865 * config/ia64/sfp-machine.h: Likewise.
8867 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
8868 (LIBGCC2_TF_CEXT): Likewise.
8869 (TF_SIZE): Likewise.
8870 (TARGET_INIT_LIBFUNCS): Likewise.
8872 * config/ia64/t-glibc (SHLINB_MAPFILES):
8873 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
8875 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
8877 * config/i386/i386.c (construct_container): Rewrite processing
8878 BLKmode with X86_64_SSE_CLASS.
8880 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
8883 * config/i386/i386.md: Replace simplify_replace_rtx with
8884 replace_rtx in the new peephole2.
8886 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
8888 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
8889 loop unrolling do not happen at -O2.
8891 2009-02-12 Michael Matz <matz@suse.de>
8893 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
8895 2009-02-12 Jakub Jelinek <jakub@redhat.com>
8897 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
8900 2009-02-12 Ben Elliston <bje@au.ibm.com>
8902 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
8903 patterns when updating the back chain. Missed in the 2009-02-10
8906 2009-02-11 Janis Johnson <janis187@us.ibm.com>
8908 * doc/extend.texi (Decimal Floating Types): Update identifier of
8909 draft TR and list of missing support.
8911 2009-02-11 Jakub Jelinek <jakub@redhat.com>
8914 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
8915 bit to variable length decl's flags, add it also to its
8916 pointer replacement variable.
8918 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
8919 Jakub Jelinek <jakub@redhat.com>
8922 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
8923 (memory_blockage): New expander.
8924 (*memory_blockage): New insn pattern.
8925 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
8926 instead of general blockage at the end of function prologue when
8927 frame pointer is used to access red zone area. Do not emit blockage
8928 when profiling, it is emitted in generic code.
8929 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
8930 function epilogue when frame pointer is used to access red zone area.
8932 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
8935 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
8936 by arithmetic with memory operands.
8937 * config/i386/predicates.md (commutative_operator): New.
8939 2009-02-10 Janis Johnson <janis187@us.ibm.com>
8941 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
8944 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
8946 * alias.h (record_alias_subset): Declare.
8947 * alias.c (record_alias_subset): Make global.
8949 2009-02-10 Nick Clifton <nickc@redhat.com>
8951 * tree-parloops.c: Change license to GPLv3.
8952 * ipa-struct-reorg.c: Change license to GPLv3.
8953 * ipa-struct-reorg.h: Change license to GPLv3.
8955 2009-02-10 Steve Ellcey <sje@cup.hp.com>
8958 * c-decl.c (start_struct): Return NULL on error.
8960 2009-02-10 Jakub Jelinek <jakub@redhat.com>
8963 * cfgloopmanip.c (remove_path): Call remove_bbs after
8964 cancel_loop_tree, not before it.
8967 * function.h (struct function): Add has_local_explicit_reg_vars bit.
8968 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
8969 VAR_DECLs were seen.
8970 * tree-ssa-live.c (remove_unused_locals): Recompute
8971 cfun->has_local_explicit_reg_vars.
8972 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
8973 copies or clearings if cfun->has_local_explicit_reg_vars.
8975 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
8978 * config/i386/i386.c (expand_prologue): Emit blockage at the end
8979 of function prologue when frame pointer is used to access
8982 2009-02-10 Richard Guenther <rguenther@suse.de>
8985 * gimplify.c (gimple_regimplify_operands): Always look if
8986 we need to create a temporary.
8988 2009-02-10 Richard Guenther <rguenther@suse.de>
8990 PR tree-optimization/39132
8991 * tree-loop-distribution.c (todo): New global var.
8992 (generate_memset_zero): Trigger TODO_rebuild_alias.
8993 (tree_loop_distribution): Return todo.
8995 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
8998 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
8999 (x86_64_reg_class_name): Removed.
9000 (classify_argument): Return 0 if bytes > 32. Return 0 if the
9001 first one isn't X86_64_SSE_CLASS or any other ones aren't
9002 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
9003 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
9004 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
9005 and 3 X86_64_SSEUP_CLASS.
9006 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
9007 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
9009 2009-02-10 Ben Elliston <bje@au.ibm.com>
9011 * config/rs6000/rs6000.md (allocate_stack): Always use an update
9012 form instruction to update the stack back chain word, even if the
9013 user has disabled the generation of update instructions.
9014 (movdi_<mode>_update_stack): New.
9015 (movsi_update_stack): Likewise.
9016 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
9017 always use an update form instruction to update the stack back
9020 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
9023 * graphite.c (if_region_set_false_region): After moving a region in
9024 the false branch of a condition, remove the empty dummy basic block.
9025 (gloog): Remove wrong fix for PR38953.
9027 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9029 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
9030 generation due to implicit sign extension.
9032 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
9035 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
9036 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
9038 2009-02-09 Richard Guenther <rguenther@suse.de>
9041 * convert.c (convert_to_real): Disable (float)fn((double)x)
9042 to fnf(x) conversion if errno differences may occur and
9043 -fmath-errno is set.
9045 2009-02-07 Anatoly Sokolov <aesok@post.ru>
9047 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
9048 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9049 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9051 2009-02-06 Joseph Myers <joseph@codesourcery.com>
9054 * c-common.c (handle_alias_attribute): Disallow attribute for
9055 anything not a FUNCTION_DECL or VAR_DECL.
9057 2009-02-06 Janis Johnson <janis187@us.ibm.com>
9060 * real.c (do_compare): Special-case compare of zero against
9061 decimal float value.
9063 2009-02-06 Joseph Myers <joseph@codesourcery.com>
9066 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
9067 as indicating flexible array members unless the field itself is
9068 being declarared as the incomplete array.
9070 2009-02-06 Jan Hubicka <jh@suse.cz>
9072 PR tree-optimization/38844
9073 * ipa-inline.c (try_inline): Stop inlining recursion when edge
9076 2009-02-06 Richard Guenther <rguenther@suse.de>
9079 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
9080 fork because we may expand it as __gcov_fork.
9082 2009-02-06 Nick Clifton <nickc@redhat.com>
9084 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
9086 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
9088 PR tree-optimization/35659
9089 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
9090 vn_phi_eq): Shortcut if hashcode does not match.
9091 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
9093 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
9094 and avoid iterative_hash_expr.
9095 (FOR_EACH_VALUE_ID_IN_SET): New.
9096 (value_id_compare): Remove.
9097 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
9098 sort expressions by value id.
9100 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
9103 * config/sh/predicates.md (general_movsrc_operand): Don't check
9104 the subreg of system registers here.
9106 2009-02-05 Jakub Jelinek <jakub@redhat.com>
9109 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
9112 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
9114 PR rtl-optimization/39110
9115 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
9116 addresses, not aligned ones.
9118 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
9119 Richard Guenther <rguenther@suse.de>
9121 PR tree-optimization/39100
9122 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
9123 comment says and add edges.
9125 2009-02-05 Joseph Myers <joseph@codesourcery.com>
9128 * c-common.c (handle_tls_model_attribute): Ignore attribute for
9129 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
9131 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
9133 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
9134 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
9135 register_bb_in_sese, new_sese, free_sese): Moved.
9136 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
9137 outermost_loop_in_scop, build_scop_iteration_domain,
9138 expand_scalar_variables_ssa_name, get_vdef_before_scop,
9139 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
9140 Use loop_in_sese_p instead of loop_in_scop_p.
9141 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
9142 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
9143 (scopdet_basic_block_info): Fix bug in scop detection.
9144 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
9145 eq_loop_to_cloog_loop): Remove.
9146 (nb_loops_around_loop_in_scop, nb_loop
9147 ref_nb_loops): Moved here...
9148 * graphite.h (ref_nb_loops): ... from here.
9149 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
9150 (loop_domain_dim, loop_iteration_vector_dim): Remove.
9151 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
9152 * testsuite/gcc.dg/graphite/scop-19.c: New
9154 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
9155 Hans-Peter Nilsson <hp@axis.com>
9157 PR rtl-optimization/37889
9158 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
9159 Move offset handling from PLUS to before the switch. Use new
9160 arguments when considering SYMBOL_REFs too.
9161 (rtx_addr_can_trap_p): Pass dummy offset and size.
9162 (enum may_trap_p_flags): Remove.
9163 (may_trap_p_1): Pass size from MEM_SIZE.
9165 PR rtl-optimization/38921
9166 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
9167 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
9168 * rtlanal.c (may_trap_after_code_motion_p): Delete.
9169 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
9171 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
9173 AVX Programming Reference (January, 2009)
9174 * config/i386/sse.md (*vpclmulqdq): New.
9176 2009-02-04 Jakub Jelinek <jakub@redhat.com>
9178 PR tree-optimization/38977
9179 PR gcov-profile/38292
9180 * calls.c (special_function_p): Disregard __builtin_ prefix.
9182 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
9184 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
9185 non-indexable addresses even before reload.
9187 2009-02-03 Joseph Myers <joseph@codesourcery.com>
9190 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
9191 as having variable size. Do not give an error for unnamed
9192 parameters with [*] declarators. Give a warning for type names
9193 with [*] declarators and mark them as variable size.
9194 * c-parser.c (c_parser_sizeof_expression): Do not give an error
9195 for sizeof applied to [*] type names.
9197 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9200 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
9202 2009-02-03 Jakub Jelinek <jakub@redhat.com>
9204 * gcc.c (process_command): Update copyright notice dates.
9205 * gcov.c (print_version): Likewise.
9206 * gcov-dump.c (print_version): Likewise.
9207 * mips-tfile.c (main): Likewise.
9208 * mips-tdump.c (main): Likewise.
9210 2009-02-03 Joseph Myers <joseph@codesourcery.com>
9213 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
9214 for composite type involving a zero-length array type.
9216 2009-02-03 Jakub Jelinek <jakub@redhat.com>
9219 * function.c (match_asm_constraints_1): Skip over
9220 initial optional % in the constraint.
9223 * c-parser.c (c_parser_postfix_expression): If fixed point is not
9224 supported, don't accept FIXED_CSTs.
9225 * c-decl.c (finish_declspecs): Error if fixed point is not supported
9226 and _Sat is used without _Fract/_Accum. Set specs->type to
9227 integer_type_node for cts_fract/cts_accum if fixed point is not
9230 2009-02-02 Catherine Moore <clm@codesourcery.com>
9232 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
9234 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
9236 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
9237 (ABI_HAS_64BIT_SYMBOLS): Use it.
9238 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
9240 2009-02-02 Paul Brook <paul@codesourcery.com>
9242 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
9244 2009-02-02 Jakub Jelinek <jakub@redhat.com>
9247 * recog.h (asm_operand_ok): Add constraints argument.
9248 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
9249 recurse on matching constraint.
9250 (check_asm_operands): Pass constraints as 3rd argument to
9251 asm_operand_ok. Don't look up matching constraint here.
9252 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
9255 2009-02-02 Ben Elliston <bje@au.ibm.com>
9257 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
9258 TARGET_NARROW_VOLATILE_BITFIELD macro names.
9260 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9262 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
9263 information. Remove some obsolete information. Reorganize.
9265 * config/pa/fptr.c: Revert license to GPL 2.
9266 * config/pa/milli64.S: Likewise.
9268 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
9271 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
9272 LIBRARY name in, instead of hard-coding it.
9273 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
9274 extra target make frag to tmake_files according to EH model.
9275 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
9276 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
9277 frags that define makefile variable EH_MODEL appropriately.
9278 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
9279 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
9280 to "-sjlj" according to type of EH configured.
9281 (LIBGCC_SONAME): Concatenate it to shared library base name.
9282 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
9283 to "_sjlj" according to type of EH configured.
9284 (LIBGCC_SONAME): Concatenate it to shared library base name.
9285 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
9286 (SHLIB_LINK): Add missing semicolon to if-else construct.
9287 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
9288 string value of "pe_dll" command-line option.
9289 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
9290 (SHLIB_SONAME): Use it when overriding t-cygming default.
9291 (SHLIB_IMPLIB): Override t-cygming default.
9292 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
9293 string value of "pe_dll" command-line option.
9295 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
9298 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
9299 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
9301 2009-01-31 Richard Guenther <rguenther@suse.de>
9303 PR tree-optimization/38937
9304 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
9305 computing the transitive closure.
9307 2009-01-30 Richard Guenther <rguenther@suse.de>
9309 PR tree-optimization/39041
9310 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
9311 Propagate variable indices only if the types match for this stmt.
9313 2009-01-30 Jakub Jelinek <jakub@redhat.com>
9316 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
9317 inline but never defined.
9319 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
9321 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
9322 (*insv_h_di_reg_extimm): New insn.
9323 (*insv_l<mode>_reg_extimm): New insn.
9325 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
9327 * config/picochip/picochip.c (flag_conserve_stack): set
9328 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
9329 fconserve-stack. Reduce call-overhead used by inliner.
9331 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
9334 * common.opt (flag_conserve_stack): Initialised to zero.
9336 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
9339 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
9340 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
9343 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
9345 * ira-color.c (allocno_reload_assign): Update comments.
9346 * regmove.c (regmove_optimize): Likewise.
9350 2009-01-29 Robert Millan <rmh@aybabtu.com>
9352 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
9353 * config/i386/kopensolaris-gnu.h: New file. Undefine
9354 `MD_UNWIND_SUPPORT'.
9355 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
9357 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
9359 PR tree-optimization/39007
9360 * tree-loop-distribution.c (generate_builtin): Use
9361 recompute_dominator to compute the immediate dominator of the
9362 basic block just after the loop.
9364 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9366 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
9367 (ASM_OUTPUT_DWARF_PCREL): Define.
9369 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
9371 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
9372 * doc/passes.texi: Remove entries about regclass, local-alloc, and
9373 global. Modify entries about regmove and IRA.
9375 * ra-conflict.c: Remove the file.
9377 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
9379 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
9380 (pass_regclass_init): Rename to pass_reginfo_init.
9382 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
9384 * toplev.h (flag_ira): Remove.
9386 * caller-save.c (setup_save_areas): Remove flag_ira.
9388 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
9390 * global.c: Remove the file.
9392 * opts.c (decode_options): Remove flag_ira.
9394 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
9396 * regmove.c: Modify file description.
9397 (find_use_as_address, try_auto_increment): Define them only if
9398 AUTO_INC_DEC is defined.
9399 (replacement_quality, replace_in_call_usage, fixup_match_1,
9400 stable_and_no_regs_but_for_p): Remove.
9401 (reg_set_in_bb): Make it static.
9402 (regmove_optimize): Remove flag_ira and code which worked for
9405 * local-alloc.c: Remove the file.
9407 * common.opt (fira): Remove.
9409 * ira.c: Include except.h.
9410 (eliminable_regset): Move from global.c.
9411 (mark_elimination): Ditto. Remove flag_ira.
9412 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
9413 equiv_mem_modified, validate_equiv_mem_from_store,
9414 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
9415 contains_replace_regs, memref_referenced_p, memref_used_between_p,
9416 no_equiv, recorded_label_ref): Move from local-alloc.c.
9417 (update_equiv_regs): Ditto. Make it static.
9418 (print_insn_chain, print_insn_chains): Move it from global.c.
9419 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
9420 (build_insn_chain): Ditto. Make it static.
9421 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
9422 Rename to init_live_subregs.
9423 (gate_ira): Remove flag_ira.
9425 * regclass.c: Rename reginfo.c. Change file description.
9426 (FORBIDDEN_INC_DEC_CLASSES): Remove.
9427 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
9428 (init_reg_sets_1): Remove code for evaluation of
9429 reg_class_superclasses and losing_caller_save_reg_set.
9430 (init_regs): Remove init_reg_autoinc.
9431 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
9432 ok_for_base_p_nonstrict): Remove.
9433 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
9434 (pass_regclass_init): Rename to pass_reginfo_init. Modify
9435 corresponding entries.
9436 (dump_regclass, record_operand_costs, scan_one_insn,
9437 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
9438 record_address_regs, auto_inc_dec_reg_p): Remove.
9439 (gt-regclass.h): Rename to gt-reginfo.h.
9441 * rtl.h (dump_global_regs, retry_global_alloc,
9442 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
9444 * Makefile.in (RA_H): Remove.
9445 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
9446 Rename regclass.o to reginfo.o.
9447 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
9449 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
9450 (GTFILES): Rename regclass.c to reginfo.c.
9452 * passes.c (init_optimization_passes): Remove pass_local_alloc and
9453 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
9455 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9456 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
9458 (finish_spills): Ditto. Remove code for !flag_ira.
9460 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
9463 * doc/invoke.texi (rtl debug options): Complete rewrite.
9464 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
9466 * mode-switching.c (pass_mode_switching): Rename pass from
9467 "mode-sw" to "mode_sw".
9468 * except.c (pass_convert_to_eh_ranges): Rename pass from
9469 "eh-ranges" to "eh_ranges".
9470 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
9474 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
9475 Alexander Monakov <amonakov@ispras.ru>
9478 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
9480 (move_exprs_to_boundary): Change return type and pass through
9481 should_move from move_op. Relax assert. Update usage ...
9482 (schedule_expr_on_boundary): ... here. Use should_move instead of
9484 (move_op_orig_expr_found): Indicate that insn was disconnected from
9486 (code_motion_process_successors): Do not call after_merge_succs
9487 callback if original expression was not found when traversing any of
9489 (code_motion_path_driver): Change return type. Update prototype.
9490 (move_op): Update comment. Add a new parameter (should_move). Update
9491 prototype. Set *should_move based on indication provided by
9492 move_op_orig_expr_found.
9494 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
9496 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
9497 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
9498 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
9499 * config/rs6000/rs6000.c (rs6000_override_options): Default
9500 avoid-indexed-addresses on for Power6, off for everything else.
9501 (avoiding_indexed_address_p): New function.
9502 (rs6000_legitimize_address): Use it.
9503 (rs6000_legitimate_address): Likewise.
9504 * config/rs6000/rs6000.md (movXX_updateX): Likewise
9506 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
9508 PR tree-optimization/38997
9509 * tree-loop-distribution.c (generate_memset_zero): Use
9510 POINTER_PLUS_EXPR for a pointer addition.
9512 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
9514 * config/s390/s390.md (bswap<mode>2): New pattern added.
9516 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9518 * config/s390/s390.md (*tls_load_31): Added type attribute.
9520 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9522 * config/s390/s390.md: Fix a few comments.
9524 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
9526 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
9527 (*tm<mode>_full): Fixed z10prop attribute.
9528 (*tst<mode>_extimm): Fixed z10prop attribute.
9529 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
9530 (*tstqiCCT_cconly): Fixed z10prop attribute.
9531 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
9532 (*movsi_larl): Fixed z10prop attribute.
9533 (*movsi_zarch): Fixed z10prop attribute.
9534 (*movsi_eas): Fixed z10prop attribute.
9535 (*movhi): Fixed z10prop attribute.
9536 (*movqi): Fixed z10prop attribute.
9537 (*movstrictqi): Fixed z10prop attribute.
9538 (*mov<mode>): Fixed z10prop attribute.
9539 (*movcc): Fixed z10prop attribute.
9540 (*sethighpartdi_64): Fixed z10prop attribute.
9541 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
9542 (*negdi2_sign_cc): Fixed z10prop attribute.
9543 (*negdi2_sign): Fixed z10prop attribute.
9544 (*absdi2_sign_cc): Fixed z10prop attribute.
9545 (*absdi2_sign): Fixed z10prop attribute.
9546 (*negabsdi2_sign_cc): Fixed z10prop attribute.
9547 (*negabsdi2_sign): Fixed z10prop attribute.
9548 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
9549 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
9550 (doloop_si64): Fixed z10prop attribute.
9551 (doloop_si31): Fixed z10prop attribute.
9552 (doloop_long): Fixed z10prop attribute.
9553 (indirect_jump): Fixed z10prop attribute.
9554 (nop): Fixed z10prop attribute.
9555 (main_base_64): Fixed z10prop attribute.
9556 (reload_base_64): Fixed z10prop attribute.
9558 2009-01-28 Jakub Jelinek <jakub@redhat.com>
9560 PR rtl-optimization/38740
9561 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
9563 * config/mips/mips.c (mips_reorg): Likewise.
9565 2009-01-28 Richard Guenther <rguenther@suse.de>
9567 PR tree-optimization/38926
9568 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
9569 with the correct value id to a value.
9570 (do_regular_insertion): Use the value number of edoubleprime
9571 for the value number of the expr.
9574 2008-08-21 Richard Guenther <rguenther@suse.de>
9576 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9577 a PHI ask VN if it is already available.
9578 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9579 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9581 2009-01-28 Jakub Jelinek <jakub@redhat.com>
9584 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
9585 set to varying whenever max has TREE_OVERFLOW set, similarly
9586 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
9588 2009-01-28 Richard Guenther <rguenther@suse.de>
9591 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
9592 uninitialized aggregate uses in call arguments.
9594 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
9596 PR tree-optimization/38984
9597 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
9598 the nothing_id variable if -fno-delete-null-pointer-checks.
9600 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
9603 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
9604 (set_got_offset_rex64): Ditto.
9606 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
9609 * doc/extend.texi: Improve local variable with asm reg.
9611 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
9613 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
9614 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
9615 was not supplied then set warn_packed_bitfield_compat to the
9617 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
9620 2009-01-27 Richard Guenther <rguenther@suse.de>
9622 PR tree-optimization/38503
9623 * cfgexpand.c (expand_gimple_basic_block): Ignore
9624 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
9625 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
9626 variables that cannot have TBAA applied.
9627 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
9630 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
9633 * calls.c (initialize_argument_information): Do not wrap complex
9634 arguments in SAVE_EXPR.
9636 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
9638 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
9639 (INSTALL_LIBGCC): Revert typo commit.
9641 2009-01-26 Richard Guenther <rguenther@suse.de>
9643 PR tree-optimization/38745
9644 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
9645 from special handling.
9647 2009-01-26 Richard Guenther <rguenther@suse.de>
9649 PR tree-optimization/38745
9650 * tree-ssa.c (execute_update_addresses_taken): Do not include
9651 variables that cannot possibly be a register in not_reg_needs.
9652 Do not clear TREE_ADDRESSABLE on vars that may not become
9654 * tree-ssa.c (update_alias_info_1): Include those in the set
9655 of addressable vars.
9657 2009-01-26 Richard Guenther <rguenther@suse.de>
9660 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
9661 * tree-ssa-dse.c: Include langhooks.h
9662 (execute_simple_dse): Remove stores with zero size.
9664 2009-01-24 Jakub Jelinek <jakub@redhat.com>
9667 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
9670 2009-01-24 Julian Brown <julian@codesourcery.com>
9672 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
9673 config/arm/linux-atomic.c.
9674 * config/arm/linux-atomic.c: New.
9676 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
9678 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
9679 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
9680 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
9682 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
9685 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
9688 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
9690 PR tree-optimization/38953
9691 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
9692 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
9693 (gloog): Split the exit of the scop when the scop exit is a loop exit.
9694 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
9697 2009-01-24 Paul Brook <paul@codesourcery.com>
9699 * config/arm/neon.md (neon_type): Move to arm.md.
9700 (neon_mov<VSTRUCT>): Add neon_type attribute.
9701 * config/arm/arm.md (neon_type): Move to here.
9702 (conds): Add "unconditioal" and use as default for NEON insns.
9704 2009-01-24 Ben Elliston <bje@au.ibm.com>
9706 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
9707 void *' warning from -Wc++-compat.
9708 * Makefile.in (dominance.o-warn): Remove.
9710 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
9712 PR tree-optimization/38932
9713 * fold-const.c (fold_unary_ignore_overflow): New.
9714 * tree.h (fold_unary_ignore_overflow): Declare.
9715 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
9716 * tree-ssa-sccvn.c (visit_reference_op_load,
9717 simplify_unary_expression): Likewise.
9719 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
9721 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
9722 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
9723 regardless of their type.
9724 * c-common.c (handle_packed_attribute): Don't ignore packed on
9726 * c.opt (Wpacked-bitfield-compat): New warning option.
9727 * stor-layout.c (place_field): Warn if offset of a field changed.
9728 * doc/extend.texi (packed): Mention the ABI change.
9729 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
9730 (Warning Options): Add it to the list.
9732 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
9734 * c-opts.c (c_common_post_options): Fix a typo in comments.
9736 2009-01-22 Steve Ellcey <sje@cup.hp.com>
9739 * gimplify.c (gimplify_init_constructor): Fix promotion of const
9740 variables to static.
9741 * doc/invoke.texi (-fmerge-all-constants): Update description.
9743 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
9746 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
9747 (*movdi_1_rex64): Use type "mmx" for alternative 5.
9749 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
9751 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
9753 (LOCAL_ALIGNMENT): Similarly.
9755 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9756 Joseph Myers <joseph@codesourcery.com>
9758 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
9759 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
9760 * config/arm/arm-tune.md: Regenerate.
9761 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
9764 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
9766 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
9767 version number to five.
9769 2009-01-22 Dodji Seketeli <dodji@redhat.com>
9772 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
9773 * c-common.c (set_underlying_type): Likewise.
9774 (is_typedef_decl ): Likewise
9776 (set_underlying_type): Likewise.
9777 (is_typedef_type): Likewise.
9779 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
9782 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
9785 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
9788 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
9789 (LIBGCC_SPEC): Don't define.
9790 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
9792 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
9794 PR rtl-optimization/38879
9795 * alias.c (base_alias_check): Unaligned access via AND address can
9796 alias all surrounding object types except those with sizes equal
9797 or wider than the size of unaligned access.
9799 2009-01-21 Dodji Seketeli <dodji@redhat.com>
9802 * c-decl.c (clone_underlying_type): Move this ...
9803 * c-common.c (set_underlying_type): ... here.
9804 Also, make sure the function properly sets TYPE_STUB_DECL() on
9805 the newly created typedef variant type.
9806 (is_typedef_decl ): New entry point.
9807 * tree.h: Added a new member member_types_needing_access_check to
9808 struct tree_decl_non_common.
9809 (set_underlying_type): New entry point.
9810 (is_typedef_type): Likewise.
9812 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
9814 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
9815 Check whether two instructions have memory references that
9816 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
9817 are helper functions for traversing.
9818 * alias.h (insn_alias_sets_confilict_p): New prototypes.
9819 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
9820 not to draw dependency edge for instructions with non-conflicting
9823 2009-01-20 Joseph Myers <joseph@codesourcery.com>
9826 * longlong.h: Update copyright years. Use soft-fp license notice.
9827 Sync __clz_tab declaration with glibc.
9829 2009-01-20 Steve Ellcey <sje@cup.hp.com>
9832 * doc/extend.texi (syscall_linkage): New.
9833 (version_id): Modify.
9835 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9836 Richard Guenther <rguenther@suse.de>
9838 PR tree-optimization/38747
9839 PR tree-optimization/38748
9840 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
9841 conversion if the base address is an indirect reference and the
9842 aliasing sets could cause issues.
9844 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9846 * common.opt (fgraphite, fgraphite-identity): Add comment for
9847 explaining why these options are not documented.
9849 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
9851 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
9852 gimple_call_lhs is NULL.
9854 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
9857 * emit-rtl.c (adjust_address_1): Make sure memref is never
9860 2009-01-20 Ben Elliston <bje@au.ibm.com>
9862 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9863 const qualifier from arg parameter. Remove unnecessary cast to char *.
9864 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
9865 const qualifier from arg 2.
9867 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
9869 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
9871 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
9874 * rtl.h (reinit_regs): New prototype.
9875 * regclass.c: Include ira.h.
9877 * Makefile.in (regclass.o): Add ira.h.
9878 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
9880 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
9883 * c-common.c (handle_aligned_attribute): Use
9884 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
9885 default alignment value.
9887 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
9889 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
9890 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
9892 * doc/extend.texi: Update __attribute__ ((aligned)). Document
9893 __BIGGEST_ALIGNMENT__.
9895 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
9897 2009-01-18 Richard Guenther <rguenther@suse.de>
9899 PR tree-optimization/38819
9900 * tree-flow.h (operation_could_trap_helper_p): Declare.
9901 * tree-eh.c (operation_could_trap_helper_p): Export.
9902 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
9903 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
9904 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
9905 are about to insert a possibly trapping instruction and fail
9908 2009-01-18 Andreas Schwab <schwab@suse.de>
9910 * doc/install.texi (Configuration): Remove obsolete paragraph
9911 about use of --with-gnu-ld with --with-gnu-as.
9913 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
9915 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
9916 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
9917 Follow spelling conventions.
9919 2009-01-18 Ben Elliston <bje@au.ibm.com>
9921 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
9922 C++ warning about implicit conversion from void * to struct
9924 (bitmap_obstack_free): Likewise for bitmap_element *.
9925 * Makefile.in (bitmap.o-warn): Remove.
9927 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
9929 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
9931 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
9932 Tobias Grosser <tobi.grosser@amd.com>
9934 * graphite.c (graphite_trans_scop_block): Do not block single
9937 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
9939 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
9940 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
9941 test with assertion.
9943 2009-01-16 Richard Guenther <rguenther@suse.de>
9945 PR tree-optimization/38835
9947 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
9948 and INT + PTR -> (INT)(PTR p+ INT) folding.
9949 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
9951 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
9954 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
9955 the subreg from a lowpart subreg if it is also casting the value.
9957 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9958 Tobias Grosser <tobi.grosser@amd.com>
9960 * graphite.c (compare_prefix_loops): New.
9961 (build_scop_canonical_schedules): Rewritten.
9962 (graphite_transform_loops): Move build_scop_canonical_schedules
9963 after build_scop_iteration_domain.
9965 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
9966 Tobias Grosser <tobi.grosser@amd.com>
9968 * graphite.c (add_conditions_to_domain): Add the loops to
9969 the dimension of the iteration domain. Do copy the domain
9970 only when it exists.
9971 (build_scop_conditions_1): Do not call add_conditions_to_domain.
9972 (add_conditions_to_constraints): New.
9973 (can_generate_code_stmt, can_generate_code): Removed.
9974 (gloog): Do not call can_generate_code.
9975 (graphite_transform_loops): Call add_conditions_to_constraints
9976 after building the iteration domain.
9978 2009-01-16 Jakub Jelinek <jakub@redhat.com>
9980 PR tree-optimization/38789
9981 * tree-ssa-threadedge.c
9982 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
9983 __builtin_constant_p.
9985 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9987 * dce.c (delete_unmarked_insns): Reversed the order that insns are
9988 examined before deleting them.
9990 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
9992 * function.c (aggregate_value_p): Correctly extract the function
9993 type from CALL_EXPR_FN lookup.
9995 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9997 * config/picochip/picochip.c (picochip_override_options): Revert
9998 CFI asm flag disable commited previously.
10000 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
10001 Tobias Grosser <tobi.grosser@amd.com>
10002 Jan Sjodin <jan.sjodin@amd.com>
10004 * graphite.c (scan_tree_for_params): On substractions negate
10005 all the coefficients of the term.
10006 (clast_to_gcc_expression_red): New. Handle reduction expressions
10007 of more than two operands.
10008 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
10009 (get_vdef_before_scop): Handle also the case of default definitions.
10011 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
10013 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
10014 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
10015 Also use them when walking CALL_INSN_FUNCTION_USAGE.
10017 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
10018 Joey Ye <joey.ye@intel.com>
10020 PR middle-end/37843
10021 * cfgexpand.c (expand_stack_alignment): Don't update stack
10022 boundary nor check incoming stack boundary here.
10023 (gimple_expand_cfg): Update stack boundary and check incoming
10024 stack boundary here.
10026 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
10028 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
10030 2009-01-14 Jakub Jelinek <jakub@redhat.com>
10032 PR rtl-optimization/38245
10033 * calls.c (expand_call): Add stack arguments to
10034 CALL_INSN_FUNCTION_USAGE even for pure calls (when
10035 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
10036 in regs and partially in memory or BLKmode arguments.
10037 (emit_library_call_value_1): Add stack arguments to
10038 CALL_INSN_FUNCTION_USAGE even for pure calls (when
10039 ACCUMULATE_OUTGOING_ARGS).
10040 * dce.c: Include tm_p.h.
10041 (find_call_stack_args): New function.
10042 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
10044 (mark_insn): Call find_call_stack_args for CALL_Ps.
10045 (prescan_insns_for_dce): Walk insns backwards in bb rather than
10046 forwards. Allocate and free arg_stores bitmap if needed, pass it
10047 down to deletable_insn_p, don't mark stores set in arg_stores
10048 bitmap, clear the bitmap at the beginning of each bb.
10049 * Makefile.in (dce.o): Depend on $(TM_P_H).
10051 2009-01-14 Michael Meissner <gnu@the-meissners.org>
10054 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
10055 to make sure the insn is a conditional test (bug 22599). Reformat a
10058 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
10060 PR middle-end/38431
10061 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
10062 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
10063 (gloog): Do not call cleanup_tree_cfg.
10064 (graphite_transform_loops): Call cleanup_tree_cfg after all
10065 scops have been code generated.
10067 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
10068 * doc/gty.texi (Invoking the garbage collector): Added new node
10069 and section documenting ggc_collect.
10071 2009-01-14 Richard Guenther <rguenther@suse.de>
10073 PR tree-optimization/38826
10074 PR middle-end/38477
10075 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
10076 initialization notes only if we actually emitted a warning.
10077 (intra_create_variable_infos): Add constraints for a result decl
10078 that is passed by hidden reference.
10079 (build_pred_graph): Mark all related variables non-direct on
10082 2009-01-14 Nick Clifton <nickc@redhat.com>
10084 * ira-conflicts.c: Include addresses.h for the definition of
10086 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
10087 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
10089 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
10092 * Makefile.in (ira-lives.o): Add except.h.
10094 * ira-lives.c: Include except.h.
10095 (process_bb_node_lives): Process can_throw_internal.
10097 2009-01-13 Jakub Jelinek <jakub@redhat.com>
10099 PR rtl-optimization/38774
10100 * combine.c (simplify_set): When undoing cc_use change, don't do
10101 PUT_CODE on the newly created comparison, but instead put back the
10104 2009-01-13 Joseph Myers <joseph@codesourcery.com>
10106 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
10107 values. Remove duplicate arm8 entry.
10109 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
10111 PR tree-optimization/38786
10112 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
10113 the SSA_NAME case of expand_scalar_variables_expr.
10114 Set the type of an expression to the type of its assign statement.
10115 (expand_scalar_variables_expr): Also gather the scalar computation
10116 used to index the memory access. Do not pass loop_p.
10117 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
10118 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
10119 the gimple_stmt_iterator where it inserts new code.
10120 Do not pass loop_p.
10121 (copy_bb_and_scalar_dependences): Do not pass loop_p.
10122 (translate_clast): Update call to copy_bb_and_scalar_dependences.
10124 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
10126 * graphite.h (debug_value): Removed.
10127 * graphite.c (debug_value): Removed.
10129 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10131 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
10132 ldrd/strd with two 32-bit instructions.
10134 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10136 * config/arm/arm.c (struct processors): Pass for speed down into
10137 cost helper functions.
10138 (const_ok_for_op): Handle COMPARE and inequality nodes.
10139 (arm_rtx_costs_1): Rewrite.
10140 (arm_size_rtx_costs): Update prototype.
10141 (arm_rtx_costs): Pass speed down to helper functions.
10142 (arm_slowmul_rtx_costs): Rework cost calculations.
10143 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
10144 (arm_9e_rtx_costs): Likewise.
10146 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
10148 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
10149 relocations of local symbols wider than UNITS_PER_WORD are not valid.
10150 (alpha_legitimize_address): Do not split local symbols wider than
10151 UNITS_PER_WORD into HIGH/LO_SUM parts.
10153 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
10156 * gcc.c (process_command): Replace call to execvp with calls
10157 to pex_one and exit.
10159 2009-01-03 Anatoly Sokolov <aesok@post.ru>
10162 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
10163 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
10164 variant for devices with 3-byte PC.
10165 (__tablejump_elpm__): New.
10167 2009-01-12 Jakub Jelinek <jakub@redhat.com>
10170 * c-parser.c (c_parser_postfix_expression): Allow `->' in
10171 offsetof member-designator, handle it as `[0].'.
10173 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10175 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
10176 function when not using named sections on targets with named sections
10177 if branch distance is less than 262132.
10179 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
10181 * combine.c (combine_instructions): Recompute
10182 optimize_this_for_speed_p for each BB in the main combine loop.
10184 2009-01-12 Tomas Bily <tbily@suse.cz>
10187 * tree-loop-distribution.c (prop_phis): New function.
10188 (generate_builtin): Call prop_phis.
10189 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
10191 2009-01-12 Jakub Jelinek <jakub@redhat.com>
10193 PR tree-optimization/38807
10194 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
10195 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
10197 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
10199 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
10200 subreg of op0 to the original op0.
10202 2009-01-11 Laurent GUERBY <laurent@guerby.net>
10204 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
10206 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
10209 * mips-tfile.c (parse_def): Fix parsing of def strings
10210 starting with digits.
10212 2009-01-10 Jakub Jelinek <jakub@redhat.com>
10215 * config/arm/arm.c (arm_is_long_call_p): Don't call
10216 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
10218 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
10220 * regrename.c (regrename_optimize): Fix dumping.
10221 (find_oldest_value_reg): Preserve REG_POINTER.
10222 (copy_hardreg_forward_1): Likewise.
10224 2009-01-09 Diego Novillo <dnovillo@google.com>
10226 * gimple.h (struct gimple_statement_base) <uid>: Document
10227 the restrictions on its use.
10228 (gimple_uid): Tidy.
10229 (gimple_set_uid): Tidy.
10231 2009-01-09 Jakub Jelinek <jakub@redhat.com>
10233 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
10234 zero guard even if align_bytes != 0 and count is smaller than
10237 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
10239 PR rtl-optimization/38495
10240 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
10241 (add_range_and_copies_from_move_list): Print all added ranges.
10242 Add ranges to memory optimized destination.
10244 2009-01-09 Jakub Jelinek <jakub@redhat.com>
10248 * config/i386/i386.c (override_options): Reject
10249 -mstringop-strategy=rep_8byte with -m32.
10250 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
10251 to 1. Do count comparison against epilogue_size_needed at compile
10252 time even when count_exp was constant forced into register. For
10253 size_needed don't jump to epilogue, instead just avoid aligning
10254 and invoke the body algorithm. If need_zero_guard, add zero guard
10255 even if count is non-zero, but smaller than size_needed + number of
10256 bytes that could be stored for alignment.
10257 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
10258 to 1. If need_zero_guard, add zero guard even if count is non-zero,
10259 but smaller than size_needed + number of bytes that could be stored
10260 for alignment. Compare size_needed with epilogue_size_needed instead
10261 of desired_align - align, don't adjust size_needed, pass
10262 epilogue_size_needed to the epilogue expanders.
10265 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
10267 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10269 * pa.c (last_address): Change to unsigned.
10270 (update_total_code_bytes): Change argument to unsigned. Don't
10271 check if insn addresses are set.
10272 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
10273 addresses are not set.
10274 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
10276 2009-01-09 Nick Clifton <nickc@redhat.com>
10278 * config/sh/symbian.c: Replace uses of DECL_INLINE with
10279 DECL_DECLARED_INLINE_P.
10281 2009-01-09 Jakub Jelinek <jakub@redhat.com>
10283 PR middle-end/38347
10284 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
10285 GET_MODE (op0) in operand_subword_force calls.
10287 PR middle-end/38771
10288 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
10289 fold_convert arg0 operands to TREE_TYPE (op0) first.
10291 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
10293 * params.def (ira-max-conflict-table-size): Decrease default value
10296 2009-01-08 Jakub Jelinek <jakub@redhat.com>
10298 PR tree-optimization/37031
10299 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
10301 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
10302 allocate it using gc instead of heap, use VEC_quick_push instead of
10304 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
10305 instead of heap, use VEC_quick_push instead of VEC_safe_push.
10306 * tree-data-ref.h (struct access_matrix): Change matrix to gc
10307 allocated vector from heap allocated.
10308 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
10309 * tree-loop-linear.c (linear_transform_loops): Allocate nest
10310 vector only after perfect_loop_nest_depth call.
10312 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
10313 Jan Sjodin <jan.sjodin@amd.com>
10315 PR tree-optimization/38559
10316 * graphite.c (debug_value, copy_constraint,
10317 swap_constraint_variables, scale_constraint_variable, ): New.
10318 (get_lower_bound, get_upper_bound): Removed.
10319 (graphite_trans_bb_strip_mine): Clean up this code that works
10320 only for constant number of iterations. Fully copy upper and
10321 lower bound constraints, not only the constant part of them.
10322 * graphite.h (debug_value): Declared.
10324 2009-01-08 Ira Rosen <irar@il.ibm.com>
10326 PR tree-optimization/37194
10327 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
10328 Don't add the cost of cost model guard in prologue to scalar
10329 outside cost in case of known number of iterations.
10331 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
10332 Alan Modra <amodra@bigpond.net.au>
10334 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
10335 non-word-aligned REG+CONST addressing.
10337 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
10340 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
10341 free_after_compilation when outputting a thunk.
10342 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
10343 Do not call free_after_compilation here.
10345 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
10347 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
10348 (ix86_valid_target_attribute_inner_p): Ditto.
10350 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
10352 PR tree-optimization/38492
10353 PR tree-optimization/38498
10354 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
10355 * tree-chrec.h (scev_is_linear_expression): Declared.
10356 * graphite.c (graphite_cannot_represent_loop_niter): New.
10357 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
10358 (graphite_loop_normal_form): Use gcc_assert.
10359 (scan_tree_for_params): Use CASE_CONVERT.
10360 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
10361 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
10362 Use gcc_assert. Discard scops that contain unhandled cases.
10363 (build_scop_conditions): Return a boolean status for unhandled cases.
10364 (strip_mine_profitable_p): Print the loop number, not its depth.
10365 (is_interchange_valid): Pass the depth of the loop nest, don't
10366 recompute it wrongly.
10367 (graphite_trans_bb_block): Same.
10368 (graphite_trans_bb_block): Print tentative of loop blocking.
10369 (graphite_trans_scop_block): Do not print that the loop has been
10371 (graphite_transform_loops): Do not handle scops that contain condition
10374 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
10376 AVX Programming Reference (December, 2008)
10377 * config/i386/avxintrin.h (_mm256_stream_si256): New.
10378 (_mm256_stream_pd): Likewise.
10379 (_mm256_stream_ps): Likewise.
10381 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
10382 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
10383 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
10384 (bdesc_special_args): Add __builtin_ia32_movntdq256,
10385 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
10386 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
10387 (ix86_expand_special_args_builtin): Likewise.
10389 * config/i386/sse.md (AVXMODEDI): New.
10390 (avx_movnt<mode>): Likewise.
10391 (avx_movnt<mode>): Likewise.
10392 (<sse>_movnt<mode>): Remove AVX support.
10393 (sse2_movntv2di): Likewise.
10395 2009-01-07 Richard Guenther <rguenther@suse.de>
10397 PR middle-end/38751
10398 * fold-const.c (extract_muldiv): Remove obsolete comment.
10399 (fold_plusminus_mult_expr): Undo MINUS_EXPR
10400 to PLUS_EXPR canonicalization for the canonicalization.
10402 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
10404 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
10405 hosted cross-compilers generating less efficient code.
10407 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
10409 * function.h (rtl_data): Add a dbr_scheduled_p field.
10410 * reorg.c (dbr_schedule): Set it.
10411 (gate_handle_delay_slots): Check it.
10412 * config/mips/mips.c (mips_base_delayed_branch): Delete.
10413 (mips_reorg): Check flag_delayed_branch instead of
10414 mips_base_delayed_branch.
10415 (mips_override_options): Don't set mips_base_delayed_branch
10416 or flag_delayed_branch.
10418 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
10420 PR rtl-optimization/38426.
10421 * ira.c (ira): Set current_function_is_leaf earlier.
10423 2009-01-06 Jakub Jelinek <jakub@redhat.com>
10425 PR rtl-optimization/38722
10426 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
10427 too early, only set a flag and modify after last possible
10430 2009-01-06 Janis Johnson <janis187@us.ibm.com>
10433 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
10434 * real.c (decimal_single_format): Correct values of emin and emax.
10435 (decimal_double_format): Ditto.
10436 (decimal_quad_format): Ditto.
10437 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
10438 computation of DECnn_MIN and DECnn_MAX for corrected values of
10439 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
10440 __DECnn_MIN__, and adjust its computation for the corrected value
10443 2009-01-06 Jan Hubicka <jh@suse.cz>
10446 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
10448 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
10450 * doc/contrib.texi (Contributors): Slightly adjust the end note.
10451 Add Robert Clark to the list of testers.
10453 2009-01-06 Jan Hubicka <jh@suse.cz>
10454 Kai Tietz <kai.tietz@onevision.com>
10456 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
10457 * config/i386/i386.c (ix86_expand_call): Add clobbers.
10459 2009-01-06 Jan Hubicka <jh@suse.cz>
10460 Kai Tietz <kai.tietz@onevision.com>
10462 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
10464 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
10465 (ix86_nsaved_regs): Count only general purpose regs.
10466 (ix86_nsaved_sseregs): New.
10467 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
10468 to 16 for w64; compute padding and size of sse reg save area.
10469 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
10470 general purpose regs.
10471 (ix86_emit_save_sse_regs_using_mov): New.
10472 (ix86_expand_prologue): Save SSE regs if needed.
10473 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
10474 (ix86_emit_restore_sse_regs_using_mov): New.
10475 (ix86_expand_epilogue): Save SSE regs if needed.
10477 2009-01-06 Jan Hubicka <jh@suse.cz>
10478 Kai Tietz <kai.tietz@onevision.com>
10480 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
10481 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
10482 functions when accumulate outgoing args is off.
10484 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
10487 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
10488 before using pseudos_have_intersected_live_ranges_p.
10490 * ira-int.h (ira_assert): Always define.
10492 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
10494 AVX Programming Reference (December, 2008)
10495 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
10496 (_mm256_permute2_pd): Likewise.
10497 (_mm_permute2_ps): Likewise.
10498 (_mm256_permute2_ps): Likewise.
10499 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
10500 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
10502 * config/i386/i386.c (ix86_builtins): Remove
10503 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
10504 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
10505 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
10506 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
10507 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
10508 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
10509 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
10510 __builtin_ia32_vpermil2ps256.
10511 (ix86_init_mmx_sse_builtins): Updated.
10512 (ix86_expand_args_builtin): Likewise.
10514 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10516 * pa.c (output_call): Relocate non-jump insns in the delay slot of
10517 long absolute calls when generating PA 2.0 code.
10519 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
10521 PR rtl-optimization/38583
10522 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
10524 * params.def (ira-max-conflict-table-size): New.
10526 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
10528 * ira.h (ira_conflicts_p): New external definition.
10530 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
10531 table. Report this. Return result of building.
10532 (ira_build_conflicts): Use ira_conflicts_p. Check result of
10533 building conflict table.
10535 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
10536 (ira_color): Use ira_conflicts_p.
10538 * global.c: Include ira.h.
10539 (pseudo_for_reload_consideration_p, build_insn_chain): Use
10542 * Makefile.in (global.o): Add ira.h.
10544 * ira-build.c (mark_all_loops_for_removal,
10545 propagate_some_info_from_allocno): New.
10546 (remove_unnecessary_allocnos): Call
10547 propagate_some_info_from_allocno.
10548 (remove_low_level_allocnos): New.
10549 (remove_unnecessary_regions): Add parameter. Call
10550 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
10551 parameter to remove_unnecessary_regions.
10552 (ira_build): Remove all regions but root if the conflict table was
10553 not built. Update conflict hard regs for allocnos crossing calls.
10555 * ira.c (ira_conflicts_p): New global.
10556 (ira): Define and use ira_conflicts_p.
10558 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
10559 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
10560 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
10562 2009-01-06 Ben Elliston <bje@au.ibm.com>
10564 * gengtype-lex.l (YY_NO_INPUT): Define.
10566 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10569 * c-common.c (handle_vector_size_attribute): Also reject
10570 BOOLEAN_TYPE types.
10572 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
10574 PR tree-optimization/38492
10575 * graphite.c (rename_map_elt, debug_rename_elt,
10576 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
10577 rename_map_elt_info, eq_rename_map_elts,
10578 get_new_name_from_old_name, bb_in_sese_p): Moved around.
10579 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
10580 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
10581 (sese_build_livein_liveouts): New.
10582 (new_sese, free_sese): New.
10583 (new_scop): Call new_sese.
10584 (free_scop): Call free_sese.
10585 (rename_variables_from_edge, rename_phis_end_scop): Removed.
10586 (register_old_new_names): Renamed register_old_and_new_names.
10587 (register_scop_liveout_renames, add_loop_exit_phis,
10588 insert_loop_close_phis, struct igp,
10589 default_liveout_before_guard, add_guard_exit_phis,
10590 insert_guard_phis, copy_renames): New.
10591 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
10592 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
10593 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
10594 (scop_adjust_phis_for_liveouts): New.
10595 (gloog): Call scop_adjust_phis_for_liveouts.
10597 * graphite.h (struct sese): Documented. Added fields liveout,
10598 num_ver and livein.
10599 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
10600 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
10601 (struct scop): Added field liveout_renames.
10602 (SCOP_LIVEOUT_RENAMES): New.
10604 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
10606 PR tree-optimization/38510
10607 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
10608 (translate_clast): Call recompute_all_dominators before
10610 (gloog): Call recompute_all_dominators before graphite_verify.
10612 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
10613 Jan Sjodin <jan.sjodin@amd.com>
10615 PR tree-optimization/38500
10616 * graphite.c (create_sese_edges): Call fix_loop_structure after
10619 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10621 * config.gcc: Add m32r*-*-rtems*.
10622 * config/m32r/rtems.h: New file.
10624 2009-01-05 Ben Elliston <bje@au.ibm.com>
10626 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
10627 (.po.pox): Likewise.
10628 (po/gcc.pot): Likewise.
10630 2009-01-04 David S. Miller <davem@davemloft.net>
10632 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
10633 (STARTING_FRAME_OFFSET): Always set to zero.
10635 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
10637 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
10638 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
10639 fixed-point types, and vectors of the same.
10641 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
10643 * config/mips/sync.md (*mb_barrier): Rename to...
10644 (*memory_barrier): ...this.
10646 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
10648 * doc/extend.texi (Function Attributes): Move @cindex after @item
10649 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
10650 and put in alphabetical order. Fix 'target' name and put in order.
10651 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
10654 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
10656 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
10657 (memory_barrier): Expand as unspec instead of unspec_volatile.
10658 Remove mem:BLK from insn operands. Use Pmode scratch register.
10659 (*memory_barrier): Define as unspec instead of unspec_volatile.
10660 Use (match_dup 0) as input operand.
10662 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
10663 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
10664 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
10665 scratch register. Remove operand 1.
10666 (*stbar): Define as unspec instead of unspec_volatile.
10667 Use (match_dup 0) as input operand, remove (const_int 8).
10668 (*membar): Define as unspec instead of unspec_volatile.
10669 Use (match_dup 0) as input operand, remove input operand 2.
10671 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
10672 (memory_barrier): Expand as unspec instead of unspec_volatile.
10673 Remove mem:BLK from insn operands. Use Pmode scratch register.
10674 (*memory_barrier): Define as unspec instead of unspec_volatile.
10675 Use (match_dup 0) as input operand.
10677 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
10678 Remove mem:BLK from insn operands. Use Pmode scratch register.
10679 Set volatile flag on operand 0.
10680 (*memory_barrier): New insn pattern.
10682 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
10684 (*memory_barrier): Use (match_dup 0) as input operand.
10686 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
10687 Remove mem:BLK from insn operands. Use Pmode scratch register.
10688 Set volatile flag on operand 0.
10689 (*mb_internal): New insn pattern.
10691 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
10693 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
10695 PR middle-end/38586
10696 * function.c (struct temp_slot): Move to the section of the file
10697 that deals with temp slots. Remove field 'address'.
10698 (temp_slot_address_table): New hash table of address -> temp slot.
10699 (struct temp_slot_address_entry): New struct, items for the table.
10700 (temp_slot_address_compute_hash, temp_slot_address_hash,
10701 temp_slot_address_eq, insert_temp_slot_address): Support functions
10703 (find_temp_slot_from_address): Rewrite to use the new hash table.
10704 (remove_unused_temp_slot_addresses): Remove addresses of temp
10705 slots that have been made available.
10706 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
10707 worker function for remove_unused_temp_slot_addresses.
10708 (assign_stack_temp_for_type): Don't clear the temp slot address list.
10709 Add the temp slot address to the address -> temp slot map.
10710 (update_temp_slot_address): Update via insert_temp_slot_address.
10711 (free_temp_slots): Call remove_unused_temp_slot_addresses.
10712 (pop_temp_slots): Likewise.
10713 (init_temp_slots): Allocate the address -> temp slot map, or empty
10714 the map if it is already allocated.
10715 (prepare_function_start): Initialize temp slot processing.
10717 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
10719 PR middle-end/38584
10720 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
10721 Calculate the size of all stack vars assuming no packing of stack
10722 vars will happen, replacing a quadratic algorithm with a linear one.
10724 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10727 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
10730 2009-01-03 Diego Novillo <dnovillo@google.com>
10732 * doc/contrib.texi: Update contributions.
10734 2009-01-03 Jakub Jelinek <jakub@redhat.com>
10737 * builtins.c (fold_builtin_memory_op): Give up if either operand
10738 is volatile. Set srctype or desttype to non-qualified version
10742 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
10743 and FUNCTION_DECLs.
10745 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
10747 PR rtl-optimization/35805
10748 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
10749 problem if fast dce is able to remove any instructions.
10750 * dce.c (dce_process_block): Fix dump message.
10752 2009-01-02 Mark Mitchell <mark@codesourcery.com>
10755 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
10757 2009-01-02 Jakub Jelinek <jakub@redhat.com>
10759 PR middle-end/38690
10760 * tree-flow.h (op_code_prio, op_prio): New prototypes.
10761 * tree-pretty-print.c (op_code_prio): New function.
10762 (op_prio): No longer static. Use op_code_prio.
10763 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
10764 Use op_prio and op_code_prio to determine if () should be
10765 printed around operand(s) or not.
10767 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
10768 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
10769 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
10770 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
10771 pp_character instead of pp_string for single letter printing.
10773 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
10775 * doc/extend.texi: Fix '#pragma GCC option' typo.
10777 2009-01-02 Richard Guenther <rguenther@suse.de>
10779 * doc/install.texi (--enable-checking): Mention different
10780 default for stage1.
10781 (--enable-stage1-checking): Document.
10783 2009-01-01 Andrew Pinski <pinskia@gmail.com>
10785 PR middle-end/30142
10786 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
10787 case to be an error.
10789 2009-01-02 Ben Elliston <bje@au.ibm.com>
10791 * config/fp-bit.h (pack_d): Constify argument.
10792 * config/fp-bit.c (makenan): Constify return type. Remove casts.
10793 (isnan): Constify argument.
10795 (iszero): Likewise.
10796 (pack_d): Likewise.
10797 (_fpadd_parts): Constify return type.
10798 (_fpmul_parts): Likewise.
10799 (_fpdiv_parts): Likewise.
10801 2009-01-01 Jakub Jelinek <jakub@redhat.com>
10804 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
10805 warn about overwriting initializer with side-effects or
10806 -Woverride-init if !IMPLICIT.
10807 (output_init_element): Likewise. Pass IMPLICIT down to
10809 (process_init_element): Add IMPLICIT argument. Pass it down
10810 to output_init_element.
10811 (push_init_element, pop_init_level, set_designator): Adjust
10812 process_init_element callers.
10813 (set_nonincremental_init, set_nonincremental_init_from_string):
10814 Adjust add_pending_init callers.
10815 (output_pending_init_elements): Adjust output_init_element callers.
10816 * c-tree.h (process_init_element): Adjust prototype.
10817 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
10818 process_init_element callers.
10821 Copyright (C) 2009 Free Software Foundation, Inc.
10823 Copying and distribution of this file, with or without modification,
10824 are permitted in any medium without royalty provided the copyright
10825 notice and this notice are preserved.