1 2009-10-26 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/41826
4 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
5 access to re-allocated vector fields.
7 2009-10-26 Richard Guenther <rguenther@suse.de>
9 * graphite-sese-to-poly.c (check_poly_representation): Fix
10 compile without checking.
12 2009-10-26 Janus Weil <janus@gcc.gnu.org>
15 * gimple.h (tree_annotate_all_with_location): Remove prototype.
16 * gimplify.c (tree_should_carry_location_p,
17 tree_annotate_one_with_location,tree_annotate_all_with_location):
18 Remove obsolete functions.
20 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
23 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
25 2009-10-25 Richard Guenther <rguenther@suse.de>
27 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
28 Stream DECL_RESTRICTED_P.
29 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
31 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
33 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
34 a note when expanding to nothing.
36 2009-10-25 Richard Guenther <rguenther@suse.de>
39 * tree.c (find_decls_types_r): Deal with Java overloading
40 BINFO_VIRTUALS for its own purpose.
42 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
44 * config/mips/predicates.md (hilo_operand): New predicate.
45 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
46 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
47 splitter part from here ...:
48 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
49 op0 and op4 to match the DINS case.
50 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
52 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
55 * avr.md (QIDI): Add new mode iterator.
56 (sbrx_branch<mode>): Create new zero extract bit, test and jump
57 patterns for all QI thru DI modes combinations.
58 (sbrx_and_branch<mode>): Create new and based bit test and jump
59 patterns for QI thru SI modes.
60 avr.c (avr_out_sbxx_branch): Use only bit number.
62 2009-10-24 Jan Hubicka <jh@suse.cz>
64 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
66 (analyze_function): When analyzing noreturn nothrow call, do not compute
67 written stats; free bitmaps of vars early if possible.
68 (generate_summary): Only update bitmaps if computed.
69 (propagate): Only dump bitmaps if computed.
70 (ipa_reference_read_summary): Fix pasto.
72 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
74 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
75 (aliasing_component_refs_p): ...this. Return true if there is no
76 common base and the base access types have the same alias set.
77 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
78 (indirect_refs_may_alias_p): Likewise.
80 2009-10-23 Joseph Myers <joseph@codesourcery.com>
83 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
86 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
89 * config/rs6000/rs6000.c (struct machine_function): Add
90 vsx_or_altivec_used_p to record if vector types are used.
91 (rs6000_expand_to_rtl_hook): Rename from
92 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
93 any vector operations, so if there are, we can set VRSAVE to
94 non-zero when only floating point vector registers are used.
95 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
96 (rs6000_check_vector_mode): Inner function to check if vector
97 types are used in the code.
98 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
99 vector instructions are used.
101 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
102 Indicate that VSX registers which overlap floating point
103 registers, can't be used across a call, since the ABI only states
104 the scalar part of the register will be saved and restored.
106 2009-10-23 Joseph Myers <joseph@codesourcery.com>
109 * alias.c (get_alias_set): Call langhook before returning 0 for
110 types with structural equality.
111 * c-common.c (c_common_get_alias_set): Use alias set of element
112 type for arrays with structural comparison.
114 2009-10-23 Richard Guenther <rguenther@suse.de>
117 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
118 gimple_call_nothrow_p.
120 2009-10-23 Richard Guenther <rguenther@suse.de>
122 PR tree-optimization/41778
123 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
124 redundancy along a path in the CFG we want to optimize for speed
125 is going to be removed.
126 (execute_pre): Do partial-PRE only if the function is to be
128 (gate_pre): Do not turn off all of PRE when not optimizing a
131 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
133 * builtins.c (fold_builtin_cabs): Use validate_arg().
134 (fold_builtin_cexp): Fix if-logic.
135 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
137 2009-10-22 Jeff Law <law@redhat.com>
139 * ira-lives.c (process_single_reg_class_operands): Update the
140 hard reg costs for all the hard registers desired by the
141 single reg class operand.
143 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
145 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
146 for rtxes that aren't handled specially.
148 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
150 * rtl.h (shallow_copy_rtvec): Declare.
151 * rtl.c (shallow_copy_rtvec): New function.
152 * cselib.c (cselib_subst_to_values): Use it. Only modify an
153 rtx field if the subrtx has changed.
155 2009-10-22 Anatoly Sokolov <aesok@post.ru>
157 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
158 (m32c_function_value): Make static, add new 'outgoing' argument.
159 (m32c_libcall_value): Make static, add new 'fun' argument.
160 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
161 * config/m32c/m32c.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
162 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
163 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
164 (m32c_function_value, m32c_libcall_value): Delete declaration.
166 2009-10-22 Diego Novillo <dnovillo@google.com>
168 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
170 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
172 * testsuite/gcc.dg/autopar/outer-4.c: Adjust scan.
173 * testsuite/gcc.dg/autopar/outer-5.c: Adjust scan.
174 * testsuite/gcc.dg/autopar/outer-5.c: Add scan optimized.
175 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
178 2009-10-22 Richard Guenther <rguenther@suse.de>
180 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
181 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
182 (lto_symtab_merge): Do not merge cgraph nodes here.
183 (lto_symtab_resolve_can_prevail_p): Simplify.
184 (lto_symtab_resolve_symbols): Store cgraph node.
185 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
186 functions from the symtab.
187 (lto_symtab_merge_cgraph_nodes_1): New function.
188 (lto_symtab_merge_cgraph_nodes): Likewise.
190 2009-10-22 Richard Guenther <rguenther@suse.de>
193 * lto-streamer-out.c (lto_output_location): Stream the
195 * lto-streamer-in.c (lto_input_location): Likewise.
197 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
199 * cfgloopmanip.c (duplicate_subloops): Export.
200 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
201 (transform_to_exit_first_loop): Duplicate bbs starting from
202 header up to loop->latch instead of exit->src.
203 Initialize control variable to the correct number of iterations.
204 (gather_scalar_reductions): Do not register double reductions.
205 (parallelize_loops): Dump which loop is tested.
206 Indicate whether the parallelized loop is inner or not.
207 Remove the innermost-loop requirement.
208 * cfgloop.h (duplicate_subloops): Export.
209 * tree-cfg.c (add_phi_args_after_redirect): New function.
210 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
211 Call duplicate_subloops.
212 Update number of iterations at the exit condition.
213 Don't redirect nexits always to the loop exit.
214 Redirect copied edges from latch to the loop exit.
215 * testsuite/libgomp.graphite/force-parallel-2.c: Adjust scan.
216 * testsuite/gcc.dg/autopar/outer-1.c: New testcase.
217 * testsuite/gcc.dg/autopar/outer-2.c: New testcase.
218 * testsuite/gcc.dg/autopar/outer-3.c: New testcase.
219 * testsuite/gcc.dg/autopar/outer-4.c: New testcase.
220 * testsuite/gcc.dg/autopar/outer-5.c: New testcase.
221 * testsuite/gcc.dg/autopar/outer-6.c: New testcase.
223 2009-10-22 Jan Hubicka <jh@suse.cz>
225 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
227 * ipa-inline.c (cgraph_mark_inline_edge,
228 cgraph_decide_inlining_of_small_function,
229 cgraph_decide_inlining, inline_read_summary): Disable indirect inlining
230 for WPA for time being.
232 PR tree-optimize/40556
233 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
235 2009-10-22 Richard Guenther <rguenther@suse.de>
237 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
238 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
240 2009-10-22 Jan Hubicka <jh@suse.cz>
243 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
245 (check_call): Handle only indirect calls.
246 (propagate_bits): Update comment.
247 (write_node_summary_p): Turn bogus check to assert.
248 (ipa_reference_write_summary): Stream calls_read_all properly.
249 (ipa_reference_read_summary): Stream in calls_read_all properly.
250 (read_write_all_from_decl): New function.
251 (propagate): Handle OVERWRITABLE nodes and external calls here.
252 * ipa-pre-const.c (check_call): In IPA mode handle indirect calls
254 (analyze_function): Do not check visibility here.
255 (add_new_function): We summary OVERWRITABLE too.
256 (generate_summary): Stream OVERWRITABLE nodes too.
257 (propagate): Handle external calls and OVERWRITABLE nodes here.
258 (local_pure_const): Check visibility here.
260 2009-10-22 Jan Hubicka <jh@suse.cz>
262 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
263 (pass_ipa_cp): Register them.
264 (ipcp_init_stage): Analyze all functions for whopr/lto.
265 (ipcp_propagate_stage): Skip external calls.
266 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
267 * ipa-reference.c (write_node_summary_p): Fix thinko about availability.
268 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
269 when in ltrans, skip executing of ipa passes since everything should've
271 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
272 (inline_generate_summary): Likewise.
273 (inline_read_summary): New function.
274 (inline_write_summary): New function.
275 (pass_ipa_inline): Register new hooks.
276 * ipa-prop.c: Inlcude lto-streamer.h
277 (ipa_edge_args_vector): Update declaration.
278 (ipa_count_arguments, ipa_compute_jump_functions,
279 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
280 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
281 ipa_read_node_info): New static functions.
282 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
283 (duplicate_array): Use xmalloc.
284 (duplicate_ggc_array): New.
285 (ipa_edge_duplication_hook): Use it.
286 (ipa_update_after_lto_read): New function.
287 * ipa-prop.h (ipa_prop_write_jump_functions,
288 ipa_prop_read_jump_functions): Declare.
289 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
290 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
291 (ipa_edge_args_vector): Move into GGC.
292 (ipa_check_create_edge_args): Update.
293 (ipa_update_after_lto_read): New.
294 * passes.c (ipa_write_summaries_1): When in wpa, do not write summaries.
295 (ipa_read_summaries): When in ltrans, so not read summaries.
296 * lto-streamer.c (lto_get_section_name): Add LTO_section_jump_functions.
297 * lto-streamer.h (LTO_section_jump_functions): New section.
298 (produce_asm): Declare.
299 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
300 * lto-streamer-out.c (produce_asm): Export.
301 * lto-streamer-in.c: Include tree-pass.h
302 (input_function): Free dominance info when done.
303 (lto_read_body): Push ipa_inline in ltrans stage.
304 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
305 * Makefile.in (GTFILES): Add ipa-prop.h
307 2009-10-22 Matthias Klose <doko@ubuntu.com>
309 * doc/install.texi: Document --enable-browser-plugin.
311 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
313 * doc/invoke.texi (fira-loop-pressure): Update default value.
314 * opts.c (decode_options): Remove default value setting for
315 flag_ira_loop_pressure.
316 * config/ia64/ia64.c (ia64_override_options): Set
317 flag_ira_loop_pressure up for -O3.
318 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
320 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
322 PR tree-optimization/41497
323 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
324 chrec_dont_know if the evolution function returned by follow_ssa_edge
325 is constant in the analyzed loop and is not compatible with the
326 initial value before the loop.
327 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
329 2009-10-21 Joseph Myers <joseph@codesourcery.com>
331 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
333 2009-10-21 Jakub Jelinek <jakub@redhat.com>
336 * doc/invoke.texi: Document -print-multi-os-directory.
338 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
341 * gcc/config/darwin10.h: Use default_emit_unwind_label.
342 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
343 when darwin_emit_unwind_label is used.
345 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
347 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
350 2009-10-20 Richard Henderson <rth@redhat.com>
352 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
353 before emit_post_landing_pad.
355 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
357 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
358 Use when calling rtx_costs.
359 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
360 global optimize_size. Pass speed to mips_binary_cost.
362 2009-10-20 Jakub Jelinek <jakub@redhat.com>
364 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
367 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
369 * rtl.h (simplify_replace_fn_rtx): Declare.
370 (wrap_constant, unwrap_constant): Delete.
371 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
372 (expand_debug_expr): Don't call wrap_constant.
373 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
374 (auto_adjust_pair): Fold into...
375 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
376 Just return a new value.
377 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
378 otherwise use simplify_replace_rtx.
379 * cselib.c (wrap_constant): Reinstate old definition.
380 (cselib_expand_value_rtx_1): Don't wrap constants.
381 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
382 simplify_replace_rtx.
383 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
384 * reload1.c (reload): Skip all uses for an insn before adjusting it.
385 Use simplify_replace_rtx.
386 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
388 (simplify_replace_rtx): ...here. Turn into a wrapper for
389 simplify_replace_fn_rtx.
390 (simplify_unary_operation): Don't unwrap CONSTs.
391 * var-tracking.c (check_wrap_constant): Delete.
392 (vt_expand_loc_callback): Don't call it.
393 (vt_expand_loc): Likewise.
395 2009-10-20 Pascal Obry <obry@adacore.com>
396 Eric Botcazou <ebotcazou@adacore.com>
398 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
400 2009-10-20 Michael Matz <matz@suse.de>
402 * loop-invariant.c (create_new_invariant): Use different magic number.
404 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
407 * arm.c (arm_override_options): Forcibly disable hot/cold block
410 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
413 * haifa-sched.c (try_ready): Skip debug deps updating speculation
416 2009-10-20 Richard Guenther <rguenther@suse.de>
418 * ggc-page.c: Include cfgloop.h.
419 (struct max_alignment): Drop long double, add void *.
420 (extra_order_size_table): Add low non-power-of-two multiples
421 of MAX_ALIGNMENT. Drop small type-based entries, add
422 tree_type, cgraph_node and loop.
423 * alloc-pool.c (struct allocation_object_def): Drop long double
426 2009-10-20 Jakub Jelinek <jakub@redhat.com>
429 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
430 referenced just in DEBUG_INSNs.
432 2009-10-20 Richard Guenther <rguenther@suse.de>
435 * gimple.c (gimple_register_type): Make sure we register
436 the types main variant first.
438 2009-10-20 Richard Guenther <rguenther@suse.de>
440 * gimple.c (gimple_types_compatible_p): Simplify. Move
441 cheap checks before hashtable queries. Add checks for
442 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
444 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
446 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
447 without size or with size that can't be represented as a host integer.
449 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
451 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
452 the removal of a debug stmt as a significant change.
454 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
456 * config/s390/s390.md: Added agen condition to operand
458 Added bypass for early address generation use of int results.
461 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
463 * config/i386/i386.c: Remove signal.h #include.
465 2009-10-20 Jie Zhang <jie.zhang@analog.com>
467 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
468 * doc/rtl.texi: Document ss_abs.
470 2009-10-19 Jakub Jelinek <jakub@redhat.com>
472 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
473 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
474 instead of C_LEX_RAW_STRINGS.
475 (lex_string): Handle CPP_UTF8STRING.
476 * c-parser.c (c_parser_postfix_expression): Likewise.
477 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
478 (C_LEX_STRING_NO_JOIN): ... this.
480 2009-10-19 Anatoly Sokolov <aesok@post.ru>
482 * config/cris/cris.c (cris_function_value, cris_libcall_value,
483 cris_function_value_regno_p): New functions.
484 (cris_promote_function_mode): Update comment.
485 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
486 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
487 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
488 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
490 2009-10-19 Jakub Jelinek <jakub@redhat.com>
492 * unwind-dw2.c (execute_stack_op): Fix operand order for
493 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
495 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
497 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
498 (lower_stmt) <GIMPLE_BIND>: Add comment.
499 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
501 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
502 Otherwise lower it and set cannot_fallthru to true.
503 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
504 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
505 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
506 to true for a noreturn call. Do not remove statements.
507 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
508 Set cannot_fallthru to false on function exit.
509 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
510 <GIMPLE_ASSIGN>: Remove.
512 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
514 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
516 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
518 * config/s390/s390.c (s390_z10_optimize_cmp): Use
519 next/prev_active_insn to skip DEBUG_INSNs as well.
521 2009-10-19 Joseph Myers <joseph@codesourcery.com>
523 * config/arm/arm.c (output_move_neon): Use DImode in call to
526 2009-10-19 Matthias Klose <doko@ubuntu.com>
529 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
531 2009-10-19 Jakub Jelinek <jakub@redhat.com>
533 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
535 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
538 * optabs.c (expand_binop): Make mode of shift count expression mode
539 of shift count not target.
542 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
544 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
545 case. Force using values to replace references within the statement.
546 (convert_local_reference_stmt): Likewise.
548 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
550 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
551 remove a subsequent GOTO or RETURN statement.
553 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
555 * config/avr.md (*movqi): Add zero as equally preferable constraint
559 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
561 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
563 2009-10-17 Richard Guenther <rguenther@suse.de>
565 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
567 2009-10-17 Richard Guenther <rguenther@suse.de>
569 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
570 operands in COMPONENT_REFs.
572 2009-10-17 Anatoly Sokolov <aesok@post.ru>
574 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
575 if not defined. Change type of second argument to const_rtx.
576 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
578 * targhooks.h (default_libcall_value): Update prototype.
579 * target.h (struct gcc_target): Change type of second argument of
580 libcall_value to const_rtx.
581 * config/arm/arm.c (arm_libcall_value): Change type of second argument
583 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
584 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
586 2009-10-17 Jakub Jelinek <jakub@redhat.com>
589 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
590 * cgraphunit.c (cgraph_optimize): Call it.
591 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
592 (dwarf2out_assembly_start): ... here. New hook.
593 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
594 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
596 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
597 * sdbout.c (sdb_debug_hooks): Likewise.
598 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
599 (vmsdbgout_assembly_start): New hook.
601 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
603 * rtl.h (RTL_LOCATION): Fix typo.
605 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
607 * print-rtl.c (print_rtx): Print locators in asm_operands
610 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
613 * sched-deps.c (depl_on_debug_p): New.
614 (attach_dep_link): Reject debug deps before nondebug deps.
615 (add_to_deps_list): Insert debug deps after nondebug deps.
616 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
618 (sd_add_dep): Do not reject debug deps.
619 (add_insn_mem_dependence): Don't count debug deps.
620 (remove_from_deps): Likewise.
621 (sched_analyze_2): Set up mem deps on debug insns.
622 (sched_analyze_insn): Record reg uses for deps on debug insns.
623 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
624 try_ready nondebug insn after debug insn.
625 * ddg.c (create_ddg_dep_from_intra_loop_link,
626 create_ddg_dep_no_link): Don't reject debug deps.
628 2009-10-16 Richard Guenther <rguenther@suse.de>
630 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
631 (maybe_merge_incomplete_and_complete_type): Likewise.
632 (lto_symtab_merge): Do not call them. Do not warn for
633 complete vs. incomplete compatible types.
634 (lto_symtab_merge_decls_2): Simplify.
635 * gimple.c (gimple_force_type_merge): Remove.
636 (gimple_types_compatible_p): Make it static.
637 * gimple.h (gimple_force_type_merge): Remove.
638 (gimple_types_compatible_p): Likewise.
640 2009-10-16 Jakub Jelinek <jakub@redhat.com>
642 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
643 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
645 2009-10-16 Richard Guenther <rguenther@suse.de>
647 PR tree-optimization/41728
648 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
649 if fold_stmt did anything.
651 2009-10-16 Richard Guenther <rguenther@suse.de>
654 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
655 (maybe_fixup_handled_component): New function.
656 (input_gimple_stmt): Fixup mismatched decl replacements.
658 2009-10-16 Richard Guenther <rguenther@suse.de>
661 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
662 the same as VAR_DECL.
664 2009-10-16 Richard Guenther <rguenther@suse.de>
666 * gimple.c (iterative_hash_gimple_type): For integer types
667 also hash their minimum and maximum values and the string flag.
668 For array types hash their domain and the string flag.
670 2009-10-16 Richard Guenther <rguenther@suse.de>
672 * gimple.c (gimple_types_compatible_p): Restrict completing
673 types to record or unions. Simplify completion.
674 Do not merge records or unions with different
675 TYPE_STRUCTURAL_EQUALITY_P tag.
676 (iterative_hash_gimple_type): Restrict non-recursing into
677 pointer targets for records and unions.
679 2009-10-15 Jakub Jelinek <jakub@redhat.com>
682 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
683 * dwarf2out.c (mem_loc_descriptor): Don't handle
684 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
685 punt if it is not lowpart subreg or if inner mode isn't
688 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
690 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
691 investigating previous or next insns.
693 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
695 * tree-sra.c (build_ref_for_offset_1): Update comment.
697 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
699 * config/s390/s390.md (atype): Added missing values.
701 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
704 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
705 (casesi64p): Update pattern to reflect above.
707 2009-10-15 Steve Ellcey <sje@cup.hp.com>
709 PR rtl-optimization/41697
710 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
712 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
715 * config/rs6000/predicates.md: Update copyright year.
716 * config/rs6000/altivec.md: Ditto.
718 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
719 (MD_INCLUDES): Add a2.md.
721 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
722 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
723 (builtin_classify): New static vector to classify various builtins
724 to get the tree attributes correct.
725 (def_builtin): Set the attributes of builtins based on what the
726 builtin does (i.e. memory operation, floating point, saturation
727 need special attributes, others are pure functions).
729 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
731 (enum rs6000_builtins): Include rs6000-builtin.def to define the
732 builtins. Change the end marker to MAX_RS6000_BUILTINS from
733 RS6000_BUILTIN_COUNT.
734 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
737 * config/rs6000/rs6000-builtin.def: New file that combines the
738 builtin enumeration name and attributes.
740 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
742 * config/i386/linux.h (ASM_SPEC): Add --32.
744 2009-10-15 Jakub Jelinek <jakub@redhat.com>
746 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
747 and DW_TAG_template_alias.
748 (dwarf_attr_name): Handle DW_AT_main_subprogram,
749 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
750 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
751 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
752 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
753 and DW_AT_GNU_odr_signature.
754 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
755 DW_FORM_flag_present and DW_FORM_ref_sig8.
756 (output_signature): Only print name on the first byte.
757 (output_die): Likewise for dw_val_class_data8.
759 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
761 * doc/invoke.texi: Clarify that most optimizations are not enabled
764 2009-10-15 Richard Guenther <rguenther@suse.de>
767 * gimple.c (compare_type_names_p): Handle anonymous names
768 differently based on new mode argument.
769 (gimple_types_compatible_p): For structs also compare the tags.
770 (iterative_hash_type_name): Rename to ...
771 (iterative_hash_name): ... this. Hash all names.
772 (iterative_hash_gimple_type): Fix hashing the struct tag of
773 pointer targets. Hash field decl names.
775 2009-10-15 Richard Guenther <rguenther@suse.de>
778 * gimple.c (gimple_get_alias_set): Avoid recursing on
779 invalid type topology.
781 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
783 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
785 2009-10-15 Richard Guenther <rguenther@suse.de>
787 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
789 2009-10-15 Jakub Jelinek <jakub@redhat.com>
791 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
792 add --with-tune{,-32,-64} configured default for -mtune if explicit
795 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
797 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
799 2009-10-14 DJ Delorie <dj@redhat.com>
801 * config/h8300/h8300.c (F): New.
803 (h8300_emit_stack_adjustment): Call them.
805 (h8300_push_pop): Likewise.
806 (h8300_expand_prologue): Likewise.
807 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
808 (MUST_USE_SJLJ_EXCEPTIONS): Define.
809 (INCOMING_RETURN_ADDR_RTX): Define.
810 (INCOMING_FRAME_SP_OFFSET): Define.
811 (DWARF_CIE_DATA_ALIGNMENT): Define.
813 2009-10-14 Jakub Jelinek <jakub@redhat.com>
815 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
816 fields in builtin structs.
817 (finalize_record_size): Likewise.
819 2009-10-14 Richard Guenther <rguenther@suse.de>
821 * gimple.c (gtc_ob): New global.
822 (struct type_pair_d): Replace pointers with type UIDs.
823 (type_pair_hash): Adjust.
824 (type_pair_eq): Likewise.
825 (lookup_type_pair): Likewise. Allocate from an obstack.
826 (gimple_force_type_merge): Adjust.
827 (gimple_types_compatible_p): Likewise.
828 (free_gimple_type_tables): Free the obstack.
830 2009-10-14 Jakub Jelinek <jakub@redhat.com>
832 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
833 stmts setting DEBUG_EXPR_DECLs.
835 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
836 Don't crash if mode1 is VOIDmode.
838 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
840 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
841 * params.h (IRA_LOOP_RESERVED_REGS): New.
842 * tree-pass.h (pass_subregs_of_mode_init,
843 pass_subregs_of_mode_finish): Remove.
844 * passes.c (pass_subregs_of_mode_init,
845 pass_subregs_of_mode_finish): Remove.
846 (pass_reginfo_init): Move before loop optimizations.
847 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
848 * common.opt (fira-loop-pressure): New.
849 * toplev.h (flag_ira_loop_pressure): New.
850 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
851 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
852 Make external and void type functions.
853 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
854 pass_subregs_of_mode_finish): Remove.
855 * ira-costs.c (init_costs): Call init_subregs_of_mode.
856 * regmove.c: Include ira.h.
857 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
858 register pressure calculation in loops.
859 * loop-invariant.c: Include REGS_H and ira.h.
860 (struct loop_data): New members max_reg_pressure, regs_ref, and
862 (struct invariant): New member orig_regno.
863 (curr_loop): New variable.
864 (find_exits): Initialize regs_ref and regs_live.
865 (create_new_invariant): Initialize orig_regno.
866 (get_cover_class_and_nregs): New.
867 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
868 array. Add code for flag_ira_loop_pressure.
869 (gain_for_invariant): Make new_regs an array. Add code for
870 flag_ira_loop_pressure.
871 (best_gain_for_invariant): Ditto.
872 (set_move_mark): New parameter gain. Use it for debugging output.
873 (find_invariants_to_move): Make regs_needed and new_regs an array.
874 Add code for flag_ira_loop_pressure.
875 (move_invariant_reg): Set up orig_regno.
876 (move_invariants): Set up reg classes for pseudos for
877 flag_ira_loop_pressure.
878 (free_loop_data): Clear regs_ref and regs_live.
879 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
880 get_regno_cover_class, change_pressure, mark_regno_live,
881 mark_regno_death, mark_reg_store, mark_reg_clobber,
882 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
883 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
884 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
885 register pressure calculation in loops if new regs were added.
886 Call finish_subregs_of_mode.
887 * opts.c (decode_options): Set up flag_ira_loop_pressure.
888 * Makefile.in (loop-invariant.o): Add ira.h.
890 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
892 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
894 2009-10-14 Richard Guenther <rguenther@suse.de>
896 * lto-symtab.c (lto_symtab_compatible): Fold in ...
897 (lto_symtab_merge): ... here. Rewrite both to take the
898 prevailing and a to-be-merged entry and to queue diagnostics properly.
899 (lto_symtab_resolve_replaceable_p): New predicate for
901 (lto_symtab_resolve_can_prevail_p): Likewise.
902 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
903 handles merging commons by choosing the largest decl. Fold
904 in code that gives ODR errors.
905 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
907 (lto_symtab_merge_decls_1): Re-structure. Deal with the
908 case of no prevailing decl here. Diagnose mismatches
909 in object types here. Drop all but the prevailing decls.
910 (lto_symtab_prevailing_decl): Return the single prevailing decl.
911 * lto-streamer-in.c (lto_input_tree_ref): Deal with
912 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
914 2009-10-14 Richard Guenther <rguenther@suse.de>
917 * lto-streamer-in.c (input_bb): Replace debug stmts with
918 nops instead of dropping them.
920 2009-10-14 Nick Clifton <nickc@redhat.com>
922 * gcc/doc/extended.texi: Replace the dash character with @minus{}
923 in situations where it is being used as a minus symbol.
924 * gcc/doc/tm.texi: Likewise.
925 * gcc/doc/md.texi: Likewise.
927 2009-10-14 Jakub Jelinek <jakub@redhat.com>
929 PR preprocessor/41543
930 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
931 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
932 * tree.c: Include intl.h.
933 (expand_location): Handle BUILTINS_LOCATION.
934 * Makefile.in (tree.o): Depend on intl.h.
937 * dwarf2out.c (dwarf2out_var_location): Always clear
938 last_postcall_label when changing last_label.
940 2009-10-14 Pascal Obry <obry@adacore.com>
942 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
943 (process_command): Handle -E as done with -c and -S. Do not add
944 the target executable suffix to the output file when -E is used.
945 (main): Adjust error message accordingly.
947 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
953 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
955 (tree_code_size): Likewise.
957 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
959 * builtins.c (fold_builtin_1): Support complex "arc" functions.
960 * real.h (HAVE_mpc_arc): Define.
962 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
964 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
965 (struct builtin_description): Add fndecl field.
966 (bdesc): Remove const qualifier. Update initializer.
967 (sh_media_init_builtins): Remove const qualifier for d. Record
968 the result of add_builtin_function to the fndecl field.
969 (sh_builtin_decl): New.
970 (sh_media_builtin_decl): New.
972 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
975 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
976 requests between special registers.
978 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
980 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
982 2009-10-13 Richard Henderson <rth@redhat.com>
984 PR tree-optimization/41377
985 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
986 (cleanup_empty_eh_merge_phis): New change_region parameter;
987 pass it on to redirect_eh_edge_1. Update callers.
988 (cleanup_empty_eh_unsplit): Don't require an existing EH label
989 at the destination block.
991 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
993 * passes.c (register_pass): Replaced gcc_unreachable by
994 fatal_error on failure. Mentions plugins in comments & messages.
996 2009-10-13 Jakub Jelinek <jakub@redhat.com>
999 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
1000 * sched-vis.c (print_value): Use it.
1001 * cselib.c (cselib_hash_rtx): Likewise.
1002 * print-rtl.c (print_rtx): Likewise.
1003 * cfgexpand.c (expand_debug_rtx): Likewise.
1004 * var-tracking.c (vt_expand_loc_callback): Likewise.
1006 2009-10-13 Richard Guenther <rguenther@suse.de>
1009 * opts.c (handle_option): Split out code to handle setting
1010 the options flag var ...
1011 (set_option): ... here.
1012 * opts.h (set_option): Declare.
1013 * lto-opts.c (register_user_option_p): Include -fexceptions
1014 and all position independent code variants.
1015 (handle_common_option): Remove.
1016 (lto_reissue_options): Use set_option.
1018 2009-10-13 Martin Jambor <mjambor@suse.cz>
1020 PR tree-optimization/41661
1021 * ipa-prop.c (compute_complex_pass_through): Allow only operations
1022 that are tcc_comparisons or do not change the type in any
1024 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
1025 folding tcc_comparison operations.
1027 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1029 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
1032 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
1038 * tree.def (DEBUG_EXPR_DECL): New.
1039 * rtl.def (DEBUG_EXPR): New.
1040 * gengtype.c (adjust_field_rtx_def): Handle it.
1041 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
1042 (insert_debug_temp_for_var_def): ... this. Drop support for
1043 moving. Take iterator for def stmt; insert debug stmt before it.
1044 Scan early for use count and kind in debug stmts.
1045 (propagate_defs_into_debug_stmts): Rename to...
1046 (insert_debug_temps_for_defs): ... this. Likewise.
1047 * tree.h (DEBUG_TEMP_UID): New.
1048 * tree.c (next_debug_decl_uid): New.
1049 (make_node_stat): Count debug decls separately.
1050 (copy_node_stat): Likewise.
1051 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
1052 * var-tracking.c (dv_is_decl_p): Recognize it.
1053 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
1054 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
1055 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
1056 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
1057 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
1058 (cselib_hash_rtx): Likewise.
1059 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
1060 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
1062 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
1063 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
1064 * rtl.c (copy_rtx): Likewise.
1065 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
1066 * print-rtl.c (print_rtx): Likewise.
1067 * sched-vis.c (print_value): Likewise.
1068 (print_insn): Handle DEBUG_EXPR_DECL.
1069 * tree-dump.c (dequeue_and_dump): Likewise.
1070 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
1071 * gimple-iterator (gsi_replace): Check for same lhs.
1072 (gsi_remove): Insert debug temps.
1073 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
1074 (move_computations_stmt): Drop explicit propagation into debug stmts.
1075 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
1076 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
1077 * tree-ssa-sink.c (statement_sink_location): Likewise.
1078 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
1079 * tree-ssanames.c (release_ssa_name): Adjust for rename.
1080 * tree-flow.h: Likewise.
1081 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
1082 debug temps without values.
1083 (eliminate_unnecessary_stmts): Don't discard just-inserted
1086 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
1089 * config/cris/cris.md (andu): Check that operand 1 is one of the
1090 general registers. Fix typo in head comment.
1092 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
1094 * config/i386/i386.md (vswapmov): New.
1095 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
1096 (ix86_function_ms_hook_prologue): New.
1097 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
1098 * configure.ac: Test for swap suffix support in as.
1099 * configure: Rebuild.
1101 2009-10-12 Jakub Jelinek <jakub@redhat.com>
1104 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
1105 paradoxical subregs to prevent partial register stalls if the inner
1106 mode is integer mode.
1108 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
1110 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
1112 2009-10-12 Dodji Seketeli <dodji@redhat.com>
1115 * gcc/dwarf2out.c (template_parameter_pack_die,
1116 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
1118 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
1121 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
1123 (maybe_register_def): Likewise. Take stmt iterator.
1124 (rewrite_update_stmt): Take stmt iterator and pass it on.
1125 (rewrite_update_enter_block): Pass stmt iterator.
1127 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1129 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
1130 (spu_builtin_decl): New function.
1132 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
1134 * config/i386/i386.md (SWIM): New mode iterator.
1135 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
1136 using SWIM mode iterator.
1137 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
1138 patterns using SWI48 mode iterator.
1139 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
1140 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
1141 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
1142 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
1143 patterns using SWI248 mode iterator.
1144 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
1145 gen_x86_movdicc_0_m1_rex64 for renamed function
1147 2009-10-11 Jose Ruiz <ruiz@adacore.com>
1148 Eric Botcazou <ebotcazou@adacore.com>
1151 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
1152 * config/sparc/sol2-unwind.h: New file.
1154 2009-10-11 Olivier Hainque <hainque@adacore.com>
1155 Eric Botcazou <ebotcazou@adacore.com>
1158 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
1159 * config/i386/sol2-unwind.h: New file.
1161 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
1164 * config/i386/i386.md (addsi_1_zext): Get the proper second
1167 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
1169 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
1170 all OLD_RTXes, not just REGs. Use copy_rtx to create the
1173 2009-10-11 Richard Guenther <rguenther@suse.de>
1175 * gimple.c (iterative_hash_type_name): Do not handle special
1178 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
1180 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
1181 (*setcc_si_1_and): Ditto.
1182 (*setcc_si_1_movzbl): Ditto.
1183 (*setcc_<mode>_2): Ditto.
1184 (*setcc_qi): Rename from *setcc_1.
1185 (*setcc_qi_slp): Rename from *setcc_2.
1187 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
1188 (*zero_extendqisi2_movzbw_and splitter): Ditto.
1190 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
1191 "if" condition, there is already assert with reload_completed present.
1193 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
1195 * plugin.c (try_init_one_plugin): Improve constness of variable err.
1197 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
1199 * doc/install.texi (Final install): Refer to
1200 http://gcc.gnu.org/bugs/ for bug reporting.
1202 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
1204 * configure.ac: Add test for dci instruction.
1205 * configure: Regenerate.
1206 * config.in: Likewise.
1207 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
1208 * doc/invoke.texi: Add cpu_type 476 and 476fp.
1209 (-mmulhw): Add 476 to description.
1210 (-mdlmzb): Likewise.
1211 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
1212 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
1213 (processor_target_table): Add 476 and 476fp entries.
1214 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
1215 (rs6000_issue_rate): Add CPU_PPC476.
1216 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
1217 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
1218 (processor_type): Add PROCESSOR_PPC476.
1219 (EXTRA_SPECS): Add asm_cpu_476 string.
1220 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
1221 (define_attr "cpu"): Add ppc476.
1223 Update comments for 476.
1224 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
1225 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
1226 Update copyright year.
1227 * config/rs6000/476.md: New file.
1228 * config/rs6000/40x.md: Add description for "isel" attribute.
1229 Update copyright year.
1230 * config/rs6000/440.md: Likewise.
1231 * config/rs6000/603.md: Likewise.
1232 * config/rs6000/6xx.md: Likewise.
1233 * config/rs6000/7450.md: Likewise.
1234 * config/rs6000/7xx.md: Likewise.
1235 * config/rs6000/8540.md: Likewise.
1236 * config/rs6000/cell.md: Likewise.
1237 * config/rs6000/e300c2c3.md: Likewise.
1238 * config/rs6000/e500mc.md: Likewise.
1239 * config/rs6000/mpc.md: Likewise.
1240 * config/rs6000/power4.md: Likewise.
1241 * config/rs6000/power5.md: Likewise.
1242 * config/rs6000/power6.md: Likewise.
1243 * config/rs6000/power7.md: Likewise.
1244 * config/rs6000/rios1.md: Likewise.
1245 * config/rs6000/rios2.md: Likewise.
1246 * config/rs6000/rs64.md: Likewise.
1248 2009-10-10 Richard Guenther <rguenther@suse.de>
1250 PR tree-optimization/41654
1251 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
1252 a cond expr before calling gimple_cond_set_condition_from_tree.
1253 (ifcombine_iforif): Likewise.
1255 2009-10-09 Ian Lance Taylor <iant@google.com>
1257 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
1258 * configure: Rebuild.
1260 2009-10-09 Neil Vachharajani <nvachhar@google.com>
1262 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
1265 2009-10-09 Richard Guenther <rguenther@suse.de>
1268 * target-def.h (TARGET_BUILTIN_DECL): Define.
1269 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
1270 * target.h (struct gcc_target): Add builtin_decl target hook.
1271 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
1272 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
1274 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
1275 not gcc_unreachable.
1276 (lto_output_builtin_tree): Sorry if the target does not support
1277 streaming target builtins.
1278 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
1279 (rs6000_builtin_decl): New function.
1280 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
1281 (ix86_builtin_decl): New function.
1283 2009-10-09 Jakub Jelinek <jakub@redhat.com>
1285 PR preprocessor/41445
1286 * c-ppoutput.c (do_line_change): New function.
1287 (cb_line_change): Use it.
1288 (scan_translation_unit): Call do_line_change if
1289 avoid_paste or PREV_WHITE and token location is on a different line
1290 than print.src_line.
1293 * dwarf2out.c (dwarf2out_init): Test whether
1294 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
1297 PR rtl-optimization/41646
1298 * calls.c (expand_call): For BLKmode types returned in registers
1299 avoid likely spilled hard regs in copy_blkmode_from_reg generated
1302 2009-10-09 Richard Guenther <rguenther@suse.de>
1304 PR tree-optimization/41634
1305 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
1306 we remove the correct elements.
1307 (optimize_stmt): Make sure to update stmt operands before
1308 optimizing redundancies.
1310 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1312 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
1314 2009-10-09 Richard Guenther <rguenther@suse.de>
1317 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
1319 (lto_wrapper_exit): New function.
1321 (fatal_perror): Likewise.
1322 (fork_execute): Use global args_name, do not free it.
1323 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
1324 * lto-streamer.h: Remove duplicate prototypes.
1326 2009-10-09 Richard Guenther <rguenther@suse.de>
1328 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
1329 before calling stmt_can_throw_external.
1331 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
1333 PR tree-optimization/40071
1334 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
1335 pointer if the original data reference doesn't conflict with the
1336 created vector data reference. Fix long line.
1338 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
1340 * config/i386/i386.md (any_div): New code iterator.
1341 (u): Handle div and udiv.
1343 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
1345 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
1346 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
1347 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
1348 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
1350 2009-10-08 Joseph Myers <joseph@codesourcery.com>
1352 * gcc.c (main): Remove trailing "." from diagnostics.
1354 2009-10-08 Cary Coutant <ccoutant@google.com>
1356 Add support for debugging with ICF (Identical Code Folding).
1357 * calls.c (debug.h): New #include.
1358 (emit_call_1): Call virtual_call_token debug hook.
1359 * common.opt (-fenable-icf-debug): New option.
1360 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
1361 locations in the source).
1362 (poc_label_num): New variable.
1363 (dcall_entry, vcall_entry): New typedefs.
1364 (dcall_table, vcall_table): New variables.
1365 (struct vcall_insn): New type.
1366 (vcall_insn_table): New variable.
1367 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
1368 (size_of_dcall_table): New function.
1369 (output_dcall_table): New function.
1370 (size_of_vcall_table): New function.
1371 (output_vcall_table): New function.
1372 (dwarf2out_direct_call): New function.
1373 (vcall_insn_table_hash): New function.
1374 (vcall_insn_table_eq): New function.
1375 (dwarf2out_virtual_call_token): New function.
1376 (dwarf2out_virtual_call): New function.
1377 (dwarf2out_init): Allocate new tables and sections.
1378 (prune_unused_types): Mark DIEs referenced from direct call table.
1379 (dwarf2out_finish): Output direct and virtual call tables.
1380 * final.c (final_scan_insn): Call direct_call and virtual_call
1382 * debug.h (struct gcc_debug_hooks): Add direct_call,
1383 virtual_call_token, virtual_call hooks.
1384 (debug_nothing_uid): New function.
1385 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
1386 (debug_nothing_uid): New function.
1387 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
1388 (xcoff_debug_hooks): Likewise.
1389 * sdbout.c (sdb_debug_hooks): Likewise.
1390 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1391 * doc/invoke.texi (-fenable-icf-debug): New option.
1393 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
1396 * regmove.c (regmove_backward_pass): Replace src with dst in the
1397 debug insn, and check for dst before rather than after.
1399 2009-10-08 Janis Johnson <janis187@us.ibm.com>
1401 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
1402 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
1404 2009-10-08 Jan Hubicka <jh@suse.cz>
1407 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
1408 do not mark cgraph nodes as needed.
1409 (record_references_in_initializer): Add new only_vars parameter.
1410 * cgraph.h (record_references_in_initializer): New parameter.
1411 * varasm.c (assemble_variable): Update call.
1412 * varpool.c (varpool_analyze_pending_decls): Always look for
1415 2009-10-08 Anatoly Sokolov <aesok@post.ru>
1417 * config/avr/avr.c (last_insn_address) Remove variable.
1418 (expand_prologue): Don't initialise last_insn_address variable.
1419 (final_prescan_insn): Don't output insn size.
1420 * config/avr/avr.opt (msize): Remove switch.
1421 * doc/invoke.texi (AVR Options): Remove documentation of -msize
1424 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
1426 * combine.c (label_tick_ebb_start): Fix comment.
1427 (combine_instructions): Set label_tick and label_tick_ebb_start before
1428 calling setup_incoming_promotions. Start them from 1. Increment
1429 label_tick instead of deriving it from the BB index. Rather than
1430 comparing ticks use the block from the previous iteration to decide
1431 whether to start a new EBB. Remove empty lines before function.
1433 2009-10-08 Michael Matz <matz@suse.de>
1436 * builtins.c (fold_builtin_isascii): Use fold_build2.
1437 (fold_builtin_isdigit): Ditto.
1438 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
1439 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
1440 remove_useless_stmts_cond, remove_useless_stmts_tf,
1441 remove_useless_stmts_tc, remove_useless_stmts_bind,
1442 remove_useless_stmts_goto, remove_useless_stmts_label,
1443 remove_useless_stmts_1, remove_useless_stmts,
1444 pass_remove_useless_stmts): Remove.
1445 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
1446 * passes.c (init_optimization_passes): Don't add
1447 pass_remove_useless_stmts.
1448 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
1449 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
1451 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
1452 for static constants.
1453 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
1454 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
1456 2009-10-08 Richard Guenther <rguenther@suse.de>
1458 * gimple.c (free_gimple_type_tables): New function.
1459 * gimple.h (free_gimple_type_tables): Declare.
1461 2009-10-07 Mark Heffernan <meheff@google.com>
1463 * ipa-prop.c (ipa_print_node_params) Only print
1464 names of named arguments.
1466 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
1468 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
1469 being statically linked.
1471 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1473 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
1475 2009-10-08 Jan Hubicka <jh@suse.cz>
1478 * ipa.c (cgraph_externally_visible_p,
1479 function_and_variable_visibility,
1480 whole_program_function_and_variable_visibility): Skip non-finalized
1483 2009-10-08 Nick Clifton <nickc@redhat.com>
1485 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
1488 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
1491 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
1493 2009-10-07 Joseph Myers <joseph@codesourcery.com>
1496 * c-common.c (c_fully_fold_internal): Strip nops from the result
1497 of recursive calls to c_fully_fold_internal.
1498 (c_wrap_maybe_const): New.
1499 (c_save_expr): Use c_wrap_maybe_const.
1500 * c-common.h (c_wrap_maybe_const): Declare.
1501 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
1502 build_binary_op): Use c_wrap_maybe_const.
1504 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1506 * real.c: Fix comment to reflect actual exponent size.
1508 2009-10-08 Ben Elliston <bje@au.ibm.com>
1510 * config/rs6000/a2.md: Add FSF comment header.
1512 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
1514 * config/i386/i386.md (any_extend): New code iterator.
1515 (u, s): New code attributes.
1517 (DWIH): Rewrite as code iterator for SI and DI modes.
1518 (DWI): Rewrite as mode attribute.
1519 (dwi): New mode attribute.
1520 (di): Depend on SI mode and DI mode.
1521 (doubleint_general_operand): Remove mode attribute.
1523 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
1526 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
1527 (*sub<mode>3_doubleword): Ditto.
1529 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
1530 using SWIM248 mode iterator.
1531 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
1532 using SWI48 mode iterator.
1533 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
1534 patterns using DWIH mode iterator and any_extend code iterator.
1535 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
1536 using any_extend code iterator.
1537 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
1538 patterns using DWIH mode iterator and any_extend code iterator.
1539 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
1540 using any_extend code iterator.
1541 (<s>mul<mode>3_highpart): Macroize expander from
1542 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
1543 and any_extend code iterator.
1544 (*<s>muldi3_highpart_1): Macroize insn from
1545 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
1546 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
1547 patterns using any_extend code iterator.
1548 (*<s>mulsi3_highpart_zext): Macroize insn from
1549 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
1551 2009-10-07 Jakub Jelinek <jakub@redhat.com>
1553 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
1554 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
1555 refering to a DIE with DW_AT_const_value.
1557 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
1560 * ira-lives.c (check_and_make_def_conflict): Process all operands.
1562 2009-10-06 Jan Hubicka <jh@suse.cz>
1564 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1567 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1569 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1570 *lea_2_rex64): Move before *add<mode>_1 pattern.
1572 2009-10-07 Jan Hubicka <jh@suse.cz>
1574 * collect2.c (main): Add -fno-whole-program.
1575 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1577 2009-10-07 Jan Hubicka <jh@suse.cz>
1579 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1580 has no address taken.
1581 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1583 (cgraph_clone_node): Clear externally_visible flag for clones.
1584 * cgraph.h (cgraph_only_called_directly_p,
1585 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1586 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1587 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1588 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1589 ipcp_insert_stage): Likwise.
1590 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1591 externally_visible flag.
1592 (verify_cgraph_node): Verify that inline clones look right.
1593 (process_function_and_variable_attributes): Do not set
1594 externally_visible flags.
1595 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1597 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1599 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1600 clear externally_visible when turning into inline clones
1601 (cgraph_mark_inline_edge): Use new predicates.
1602 (cgraph_estimate_growth): Likewise.
1603 (cgraph_decide_inlining): Likewise.
1604 * ipa.c (cgraph_postorder): Likewise.
1605 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1606 that inline clones are not needed.
1607 (cgraph_externally_visible_p): New predicate.
1608 (function_and_variable_visibility): Add whole_program parameter;
1609 always set externally_visible flag; handle COMDAT function
1611 (local_function_and_variable_visibility): New function.
1612 (gate_whole_program_function_and_variable_visibility): New function.
1613 (whole_program_function_and_variable_visibility): New function.
1614 (pass_ipa_whole_program_visibility): New function.
1615 * passes.c (init_optimization_passes): Add whole program visibility
1617 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1618 not care about needed/reachable flags.
1619 * varpool.c: Include flags.h
1620 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1621 (varpool_finalize_decl): When we are in LTO read-back, all variables
1623 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1625 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1627 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1630 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1632 * config.gcc: Don't include the makefile fragments intended for
1634 * config/s390/fixdfdi.h: File removed.
1635 * config/s390/libgcc-glibc.ver: File removed.
1636 * config/s390/s390.h: Remove the fixdfdi.h hack.
1637 * config/s390/t-crtstuff: File moved to libgcc dir.
1638 * config/s390/t-linux: Likewise.
1639 * config/s390/t-tpf: libgcc specific parts removed.
1640 * config/s390/t-linux64: Likewise.
1642 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1644 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1645 (lto-compress.o): Likewise.
1647 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1650 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1651 dllexport to class members here.
1652 (i386_pe_determine_dllimport_p): Only check static class data for
1654 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1655 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1656 functions for vague linkage.
1657 (i386_pe_type_dllexport_p): Fix formatting.
1658 (maybe_add_dllexport) New function.
1659 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1662 2009-10-07 Ben Elliston <bje@au.ibm.com>
1664 * config/rs6000/a2.md: Remove duplicated lines.
1666 2009-10-07 Ben Elliston <bje@au.ibm.com>
1668 * config.gcc (powerpc*-*-*): Handle a2.
1669 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1670 * config/rs6000/a2.md: New file.
1671 * config/rs6000/rs6000.opt (mno-update): New.
1672 (mupdate): Return to using a mask, not a var.
1673 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1674 (enum processor_type): Add PROCESSOR_PPCA2.
1675 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1676 (rs6000_override_options): Add "a2" to processor_target_table.
1677 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1678 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1680 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1682 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1683 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1684 reference to nonexistent gen_truncxfxf2 function.
1686 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1688 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1689 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1690 (general_operand): Handle TI mode.
1691 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1692 using SDWIM mode iterator.
1693 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1694 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1695 using DWI mode iterator.
1696 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1697 patterns using SWI mode iterator.
1698 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1699 using SWI48 mode iterator.
1700 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1701 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1702 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1703 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1704 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1705 using SDWIM mode iterator.
1706 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1707 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1708 using DWI mode iterator.
1709 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1710 patterns using SWI mode iterator.
1711 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1712 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1713 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1714 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1715 patterns using plusminus code iterator.
1716 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1717 sub<mode>3 patterns using plusminus code iterator.
1718 * config/i386/i386.c (override_options): Update the call to
1719 gen_subdi_carry_rex64 for renamed function.
1720 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1721 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1722 calls to instruction expanders.
1724 2009-10-06 Martin Jambor <mjambor@suse.cz>
1727 * opts.c (decode_options): Run IPA-SRA at -O2.
1729 2009-10-06 Richard Guenther <rguenther@suse.de>
1731 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1733 2009-10-06 Tobias Burnus <burnus@net-b.de>
1736 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1737 -flto and -fwhole-program flags can be combined.
1739 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1742 * gcc.c (process_command): Check that -o argument was specified.
1744 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1746 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1748 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1750 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1751 * doc/invoke.texi (Warning Options): Annotate allowed languages
1752 for -Wunsuffixed-float-constants.
1754 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1756 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1757 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1758 same name and isn't the main variant.
1761 * dwarf2out.c (loc_by_reference): Removed.
1762 (dw_loc_list_1): New function.
1763 (dw_loc_list): Remove toplev argument, add want_address argument.
1764 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1765 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1766 want_address == 2 to dw_loc_list. For successful dw_loc_list
1767 set have_address to 1 only if want_address is not 0.
1769 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1771 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1772 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1773 a code block followed by two pointers.
1774 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1775 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1776 (MIPS_MOVE): Likewise.
1777 (MIPS_LUI): Likewise.
1778 (MIPS_JR): Likewise.
1779 (MIPS_BAL): Likewise.
1780 (MIPS_NOP): Likewise.
1781 (mips_asm_trampoline_template): Delete.
1782 (mips_trampoline_code_size): New function.
1783 (mips_trampoline_init): Add shorter sequences for all cases
1784 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1785 Calculate the opcodes directly, rather than copying from a template.
1786 Only flush the code part of the trampoline.
1787 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1789 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1791 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1792 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1793 (INCOMING_RETURN_ADDR_RTX): Likewise.
1794 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1796 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1797 with RETURN_ADDR_REGNUM.
1798 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1799 * config/mips/mips.c (mips16_build_call_stub): Replace
1800 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1801 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1802 (mips_print_operand_punctuation): Likewise.
1803 (mips_frame_set): Likewise.
1804 (mips16e_output_save_restore): Likewise.
1805 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1806 (mips_save_reg_p): Likewise.
1807 (mips_return_addr): Likewise.
1808 (mips_set_return_address): Likewise.
1809 (mips_direct_save_slot_move_p): Likewise.
1810 (mips_output_function_prologue): Likewise.
1811 (mips_restore_reg): Likewise.
1812 (mips_expand_epilogue): Likewise.
1813 (mips_epilogue_uses): Likewise.
1814 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1815 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1816 (clear_hazard_<mode>): Likewise.
1817 (call_internal): Likewise.
1818 (call_internal_direct): Likewise.
1819 (call_direct_split): Likewise.
1820 (call_value_internal): Likewise.
1821 (call_value_split): Likewise.
1822 (call_value_internal_direct): Likewise.
1823 (call_value_direct_split): Likewise.
1824 (call_value_multiple_internal): Likewise.
1825 (call_value_multiple_split): Likewise.
1827 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1828 Jakub Jelinek <jakub@redhat.com>
1830 PR rtl-optimization/41511
1831 * combine.c (record_value_for_reg): Pass explicit values as argument
1832 to get_last_value_validate.
1833 (get_last_value_validate): Document INSN parameter.
1834 For non-readonly MEMs, assume they might have been modified if INSN
1835 was in another basic block.
1836 (get_last_value): Minor reformatting.
1838 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1841 * final.c (asm_str_count): Split out from asm_insn_count.
1842 * rtl.h (asm_str_count): New prototype.
1843 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1846 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1848 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1850 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1851 Rafael Espindola <espindola@google.com>
1853 * gengtype.c (write_types): Moved call to write_func_for_structure
1854 into seperate loops.
1856 2009-10-05 Richard Guenther <rguenther@suse.de>
1859 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1860 (input_cgraph_1): Input toplevel asms.
1862 2009-10-05 Richard Guenther <rguenther@suse.de>
1865 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1866 (external_aggregate_decl_p): Likewise.
1867 (lto_symtab_compatible): Re-structure. Remove dead code.
1868 For variables ignore toplevel qualifiers when comparing types.
1869 Issue warnings, not errors for mismatched user-alignment.
1871 2009-10-05 Richard Guenther <rguenther@suse.de>
1875 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1876 (struct lto_symtab_identifier_def): Likewise.
1877 (struct lto_symtab_decl_def): Likewise.
1878 (struct lto_symtab_entry_def): New.
1879 (lto_symtab_identifier_t): Rename to ...
1880 (lto_symtab_entry_t): ... this.
1881 (lto_symtab_decls): Remove.
1882 (lto_symtab_base_hash): Rename to ...
1883 (lto_symtab_entry_hash): ... this.
1884 (lto_symtab_base_eq): Rename to ...
1885 (lto_symtab_entry_eq): ... this.
1886 (lto_symtab_base_marked_p): Rename to ...
1887 (lto_symtab_entry_marked_p): ... this.
1888 (lto_symtab_identifier_marked_p): Remove.
1889 (lto_symtab_decl_marked_p): Likewise.
1890 (lto_symtab_maybe_init_hash_tables): Rename to ...
1891 (lto_symtab_maybe_init_hash_table): ... this.
1892 (lto_symtab_set_resolution_and_file_data): Remove.
1893 (lto_symtab_register_decl): New function.
1894 (lto_symtab_get_identifier): Remove.
1895 (lto_symtab_get): New function.
1896 (lto_symtab_get_resolution): Adjust.
1897 (lto_symtab_get_identifier_decl): Remove.
1898 (lto_symtab_set_identifier_decl): Likewise.
1899 (lto_symtab_merge_decl): Rename to ...
1900 (lto_symtab_merge): ... this. Rewrite.
1901 (lto_symtab_merge_var): Remove.
1902 (lto_symtab_merge_fn): Likewise.
1903 (lto_symtab_prevailing_decl): Adjust.
1904 (lto_cgraph_replace_node): New function.
1905 (lto_symtab_merge_decls_2): Likewise.
1906 (lto_symtab_merge_decls_1): Likewise.
1907 (lto_symtab_fixup_var_decls): Likewise.
1908 (lto_symtab_resolve_symbols): Likewise.
1909 (lto_symtab_merge_decls): Likewise.
1910 (lto_symtab_prevailing_decl): Adjust.
1911 (lto_symtab_get_symtab_def): Remove.
1912 (lto_symtab_get_file_data): Likewise.
1913 (lto_symtab_clear_resolution): Adjust.
1914 (lto_symtab_clear_resolution): Likewise.
1915 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1916 (input_cgraph_1): Likewise.
1917 * lto-streamer-in.c (get_resolution): Do not provide fake
1918 symbol resolutions here.
1919 (deferred_global_decls): Remove.
1920 (lto_register_deferred_decls_in_symtab): Likewise.
1921 (lto_register_var_decl_in_symtab): Change signature, register
1922 variable via lto_symtab_register_decl.
1923 (lto_register_function_decl_in_symtab): Likewise.
1924 (lto_read_tree): Adjust.
1925 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1926 (lto_symtab_merge_var): Likewise.
1927 (lto_symtab_merge_fn): Likewise.
1928 (lto_symtab_register_decl): Declare.
1929 (lto_symtab_merge_decls): Likewise.
1931 2009-10-05 Richard Guenther <rguenther@suse.de>
1933 PR tree-optimization/23821
1934 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1935 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1936 simple IV increments.
1938 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1940 * config/arm/arm.c (arm_override_options): Really initialize
1941 flag_dwarf2_cfi_asm to 0.
1943 2009-10-05 Doug Kwan <dougkwan@google.com>
1945 PR rtl-optimization/41574
1946 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1947 floating point and we are not doing unsafe math optimizations.
1949 2009-10-03 Simon Baldwin <simonb@google.com>
1950 Cary Coutant <ccoutant@google.com>
1951 Rafael Espindola <espindola@google.com>
1952 Richard Guenther <rguenther@suse.de>
1953 Jan Hubicka <jh@suse.cz>
1954 Doug Kwan <dougkwan@google.com>
1955 H.J. Lu <hongjiu.lu@intel.com>
1956 Bill Maddox <maddox@google.com>
1957 Ryan Mansfield <rmansfield@qnx.com>
1958 Diego Novillo <dnovillo@google.com>
1959 Ollie Wild <aaw@google.com>
1960 Kenneth Zadeck <zadeck@naturalbridge.com>
1962 * lto-cgraph.c: New file.
1963 * lto-compress.c: New file.
1964 * lto-compress.h: New file.
1965 * lto-opts.c: New file.
1966 * lto-section-in.c: New file.
1967 * lto-section-out.c: New file.
1968 * lto-streamer-in.c: New file.
1969 * lto-streamer-out.c: New file.
1970 * lto-streamer.c: New file.
1971 * lto-streamer.h: New file.
1972 * lto-symtab.c: New file.
1973 * lto-wpa-fixup.c: New file.
1974 * lto-wrapper.c: New file.
1976 2009-10-03 Simon Baldwin <baldwin@google.com>
1977 Ben Elliston <bje@au.ibm.com>
1978 Rafael Espindola <espindola@google.com>
1979 Nathan Froyd <froydnj@codesourcery.com>
1980 Jan Hubicka <jh@suse.cz>
1981 Doug Kwan <dougkwan@google.com>
1982 Diego Novillo <dnovillo@google.com>
1983 Kenneth Zadeck <zadeck@naturalbridge.com>
1985 * Makefile.in (enable_lto): New.
1986 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1987 (LINKER_PLUGIN_API_H): Define.
1988 (LTO_SYMTAB_H): Define.
1989 (LTO_STREAMER_H): Define.
1990 (TREE_VECTORIZER_H): Define.
1991 (INCLUDES): Add LIBELFINC.
1992 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1993 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1994 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1995 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1996 (native): Add lto-wrapper$(exeext)
1997 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1998 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1999 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
2000 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
2001 (varasm.o): Add dependency on tree-iterator.h.
2002 (cgraph.o): Add dependency on cif-code.def.
2003 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
2004 (ipa-pure-const.o): Likewise.
2005 (GTFILES): Add lto-symtab.c.
2006 (install-lto-wrapper): New.
2007 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
2008 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
2009 * config.in: Regenerate.
2011 2009-10-03 Rafael Espindola <espindola@google.com>
2012 Diego Novillo <dnovillo@google.com>
2014 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
2015 ipa_write_summaries.
2016 Call execute_ipa_summary_passes for all_regular_ipa_passes and
2018 (cgraph_optimize): Make extern.
2020 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
2021 Kenneth Zadeck <zadeck@naturalbridge.com>
2023 * toplev.c (in_lto_p): Declare.
2024 * collect2.c (scan_prog_file): Read all the output when reading
2025 information for LTO.
2026 (enum lto_mode_d): Declare.
2028 2009-10-03 Richard Guenther <rguenther@suse.de>
2029 Diego Novillo <dnovillo@google.com>
2031 * gimple.c: Include target.h and alias.h.
2032 (gimple_types): Declare.
2033 (type_hash_cache): Declare.
2034 (gimple_alloc_stat): Make extern.
2035 (gimple_build_eh_must_not_throw): Call
2036 gimple_eh_must_not_throw_set_fndecl.
2037 (struct type_pair_d): Declare.
2038 (type_pair_t): Declare.
2039 (type_pair_hash): New.
2040 (type_pair_eq): New.
2041 (lookup_type_pair): New.
2042 (gimple_force_type_merge): New.
2043 (compare_type_names_p): New.
2044 (compare_field_offset): New.
2045 (gimple_types_compatible_p): New.
2046 (struct sccs): Declare.
2047 (next_dfs_num): Declare.
2048 (iterative_hash_gimple_type): New.
2050 (iterative_hash_type_name): New.
2051 (iterative_hash_gimple_type): New.
2052 (gimple_type_hash): New.
2053 (gimple_type_eq): New.
2054 (gimple_register_type): New.
2055 (print_gimple_types_stats): New.
2056 (gimple_signed_or_unsigned_type): New.
2057 (gimple_unsigned_type): New.
2058 (gimple_signed_type): New.
2059 (gimple_get_alias_set): New.
2060 (gimple_decl_printable_name): Do not use DMGL_TYPES.
2061 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
2062 (gimple_force_type_merge): Declare.
2063 (gimple_types_compatible_p): Declare.
2064 (gimple_register_type): Declare.
2065 (print_gimple_types_stats): Declare.
2066 (gimple_unsigned_type): Declare.
2067 (gimple_signed_type): Declare.
2068 (gimple_get_alias_set): Declare.
2069 (gimple_eh_must_not_throw_set_fndecl): New.
2071 2009-10-03 Jan Hubicka <jh@suse.cz>
2072 Kenneth Zadeck <zadeck@naturalbridge.com>
2074 * ipa-pure-const.c: Include lto-streamer.h.
2075 (register_hooks): Factor out of ...
2076 (generate_summary): ... here.
2077 (pure_const_write_summary): New.
2078 (pure_const_read_summary): New.
2079 (pass_ipa_pure_const): Add pure_const_write_summary and
2080 pure_const_read_summary.
2081 * ipa-reference.c: Include lto-streamer.h.
2082 (add_new_function): New.
2083 (remove_node_data): New.
2084 (duplicate_node_data): New.
2085 (ipa_init): Guard against multiple calls.
2086 Move hook setup from analyze_function.
2087 (write_node_summary_p): New.
2088 (ipa_reference_write_summary): New.
2089 (ipa_reference_read_summary): New.
2090 (pass_ipa_reference): Add ipa_reference_write_summary and
2091 ipa_reference_read_summary.
2092 * cgraph.h (cgraph_local_info): Add field lto_file_data.
2093 (struct cgraph_edge): Add fields lto_stmt_uid and
2094 call_stmt_cannot_inline_p.
2095 (cgraph_optimize): Declare.
2096 (cgraph_decide_is_function_needed): Declare.
2097 (reset_inline_failed): Declare.
2098 (enum LTO_cgraph_tags): Declare.
2099 (LTO_cgraph_tag_names): Declare.
2100 (LCC_NOT_FOUND): Define.
2102 2009-10-03 Doug Kwan <dougkwan@google.com>
2103 Rafael Espindola <espindola@google.com>
2104 Jan Hubicka <jh@suse.cz>
2105 Diego Novillo <dnovillo@google.com>
2106 Kenneth Zadeck <zadeck@naturalbridge.com>
2108 * passes.c (all_regular_ipa_passes): New.
2109 (all_ipa_passes): Rename to all_small_ipa_passes.
2110 (init_optimization_passes): Init all_regular_ipa_passes.
2111 * tree-pass.h (all_regular_ipa_passes): New.
2112 (all_ipa_passes): Rename to all_small_ipa_passes.
2113 * passes.c (all_lto_gen_passes): New.
2114 (init_optimization_passes): Initialize all_lto_gen_passes.
2115 (execute_ipa_summary_passes): Make non-static.
2116 (ipa_write_summaries_1): New.
2117 (ipa_write_summaries_2): New.
2118 (ipa_write_summaries): New.
2119 (ipa_write_summaries_of_cgraph_node_set): New.
2120 (ipa_read_summaries_1): New.
2121 (ipa_read_summaries): New.
2122 (execute_ipa_pass_list): Call cgraph_process_new_functions.
2123 (execute_regular_ipa_pass_list): Remove.
2124 (init_optimization_passes): Schedule
2125 pass_rebuild_cgraph_edges and pass_early_inline outside
2126 of pass_all_early_optimizations. Document reason.
2127 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
2128 pass_ipa_lto_finish_out): New pass.
2129 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
2130 (execute_all_ipa_transforms): New.
2131 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
2132 (dump_properties, debug_properties): New.
2133 * tree-optimize.c (gate_all_early_local_passes): Return
2134 false if we are in lto1.
2135 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
2136 * tree-pass.h (execute_all_ipa_transforms): Declare.
2137 (pass_ipa_function_and_variable_visibility): Declare.
2138 (pass_ipa_early_inline): Declare.
2139 (pass_ipa_lto_gimple_out): Declare.
2140 (pass_ipa_lto_wpa_fixup): Declare.
2141 (pass_ipa_lto_finish_out): Declare.
2142 (all_small_ipa_passes, all_regular_ipa_passes,
2143 all_lto_gen_passes): Declare.
2144 (execute_ipa_summary_passes): Declare.
2145 (execute_all_ipa_transforms): Declare.
2146 (ipa_write_summaries): Declare
2147 (ipa_write_summaries_of_cgraph_node_set): Declare.
2148 (ipa_read_summaries): Declare.
2150 2009-10-03 Doug Kwan <dougkwan@google.com>
2151 Ollie Wild <aaw@google.com>
2153 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
2155 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
2156 (lto_mode): New variable.
2157 (maybe_run_lto_and_relink): Handle the -fwpa option.
2158 (main): Handle the -fwpa option.
2159 (maybe_unlink_list): New function.
2160 * gcc.c (link_lto_options): Replace -flto with -fwpa.
2161 * common.opt (flto): New flag.
2162 * toplev.c (flag_generate_lto): Declare.
2164 2009-10-03 Simon Baldwin <simonb@google.com>
2166 * common.opt (flto-compression-level): New flag.
2168 * opts.c: Include lto-opts.h.
2169 (handle_option): Call lto_register_user_option for each
2170 valid option handled.
2171 (decode_options): Clear registered options before the options
2174 2009-10-03 Cary Coutant <ccoutant@google.com>
2176 * collect2.c (is_elf): New function.
2177 (scan_prog_file): Require LTO object to be in ELF format.
2179 2009-10-03 Rafael Espindola <espindola@google.com>
2181 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
2182 libgcc to the linker.
2184 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
2186 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
2187 (collect_execute): Add flags argument. Pass flags to pex_run. Update
2189 * collect2.h (collect_execute): Add flags argument.
2190 * tlink.c (tlink_execute): Update call to collect_execute.
2191 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
2192 (use_linker_plugin): New.
2193 (use_linker_plugin_spec_function): New.
2194 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
2195 (linker_plugin_file_spec): New.
2196 (lto_wrapper_spec): New.
2197 (lto_gcc_spec): New.
2198 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
2199 (static_spec_functions): Add use-linker-plugin.
2200 (process_command): Handle -use-linker-plugin.
2201 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
2202 linker_plugin_file_spec and lto_gcc_spec.
2203 (use_linker_plugin_spec_function): New.
2205 2009-10-03 Richard Guenther <rguenther@suse.de>
2209 * tree.h (is_lang_specific): Include LANG_TYPE.
2210 * tree.c (find_decls_types_r): Manually add interesting parts
2211 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
2213 * gimple.c (type_pair_hash): Make symmetric.
2214 (type_pair_eq): Likewise.
2215 (lookup_type_pair): Increase initial hashtable size.
2216 (gimple_force_type_merge): Rely on type-pair symmetry.
2217 (visit): Remove excessive checking code.
2218 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
2219 (gimple_register_type): Remove getenv calls, shrink initial
2223 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
2224 inline functions if not generating lto output.
2227 * toplev.c (finalize): In WPA mode remove the asm file.
2229 2009-10-03 Doug Kwan <dougkwan@google.com>
2231 * ipa-inline.c (cgraph_mark_inline): Check
2232 edge->call_stmt_cannot_inline_p instead of calling
2233 gimple_call_cannot_inline_p.
2234 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
2235 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
2236 (inline_generate_summary): Do nothing in LTRANS.
2237 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
2238 exists before calling gimple_call_cannot_inline_p.
2239 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
2240 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
2241 Update new_edge->lto_stmt_uid.
2242 * cgraphbuild.c (reset_inline_failed): New.
2244 * common.opt (fwpa): New flag.
2245 (fltrans): New option.
2246 * gcc.c (gcc_lto_option_t): New type.
2247 (current_lto_option): New variable.
2248 (lto_single_spec_function): Remove and is replaced by ..
2249 (lto_option_spec_function): New function.
2250 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
2251 passing the -flto flag.
2252 (cc1_options): Separate non-LTO related parts into ..
2253 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
2254 (lto1_options): New spec for lto FE.
2255 (link_lto_options): New spec for handling LTO flags in linker.
2256 (invoke_lto_single): Re-format to fit in 80 column. Replace
2257 lto-single with lto-option.
2258 (static_specs): Add cc1_non_lto_options, lto1_options and
2260 (static_spec_function): Replace lto-single with lto-option.
2261 (process_command): Handle -flto, -fwpa and -fltran by setting
2262 current_lto_option and not passing it to subprocess unconditionally.
2264 2009-10-03 Bill Maddox <maddox@google.com>
2266 Add `gcc' driver support for link-time code generation (LTO).
2268 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
2269 (lto_flag, lto_objects, lto_o_file): New variables.
2270 (struct lto_object, struct lto_object_list): New structures.
2271 (collect_exit, handler): Remove LTO temporary output file on exit.
2272 (add_lto_object): New function.
2273 (maybe_run_lto_and_relink): New function. Perform link time code
2274 generation and relinking for object files containing LTO information.
2275 (main): Invoke maybe_run_lto_and_relink().
2276 (dump_argv): New function. For debugging, currently disabled.
2277 (scan_prog_file): Add LTO information pass.
2278 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
2280 * toplev.c (compile_file): Emit assembler directive to create
2281 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
2283 2009-10-03 Diego Novillo <dnovillo@google.com>
2285 * c.opt: Add LTO to warn_abi and warn_psabi.
2287 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
2288 inline function. Ignore language-specific nodes. Update all users.
2289 (find_decls_types_r): Do not traverse the subtrees of
2290 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
2291 * tree.h (is_lang_specific): New.
2292 * langhooks.h (struct lang_hooks_for_decls): Remove
2293 may_need_assembler_name_p. Update all users.
2295 * c-common.c (set_builtin_user_assembler_name): Move ...
2296 * builtins.c (set_builtin_user_assembler_name): ... here.
2297 (is_builtin_name): Add comment
2298 (is_builtin_fn): New.
2299 * except.c (output_ttype): Only call
2300 lookup_type_for_runtime if TYPE is not a runtime type.
2302 * passes.c (register_pass): Call position_pass on
2303 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
2304 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
2305 (TV_IPA_LTO_DECL_IO): Define.
2306 (TV_IPA_LTO_CGRAPH_IO): Define.
2308 (TV_WHOPR_WPA): Define.
2309 (TV_WHOPR_WPA_IO): Define.
2310 (TV_WHOPR_LTRANS): Define.
2311 (TV_WHOPR_WPA_FIXUP): Define.
2312 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
2313 * tree-cfg.c (tree_node_can_be_shared): Make extern.
2314 * tree-flow.h (tree_node_can_be_shared): Declare.
2315 * tree-inline.c (tree_can_inline_p): Check that E has a
2316 statement associated with it.
2317 * tree.c (free_lang_data_in_binf): Factor out of ...
2318 (free_lang_data_in_type): ... here.
2319 Call RECORD_OR_UNION_TYPE_P.
2320 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
2321 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
2322 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
2323 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
2324 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
2325 (gate_free_lang_data): Return true if flag_generate_lto is set.
2326 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
2327 * c-common.h (set_builtin_user_assembler_name): Move ...
2328 * tree.h (set_builtin_user_assembler_name): ... here.
2330 * common.opt (flto-report): New flag.
2331 * opts.c (complain_wrong_lang): Do not complain if running lto1.
2332 * collect2.c (scan_prog_file): Send the error output of
2333 'nm' to HOST_BIT_BUCKET.
2335 2009-10-03 Ollie Wild <aaw@google.com>
2337 * langhooks-def.h (lhd_begin_section): New function declaration.
2338 (lhd_write_section): New function declaration.
2339 (lhd_end_section): New function declaration.
2340 (LANG_HOOKS_BEGIN_SECTION): New macro.
2341 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
2342 (LANG_HOOKS_END_SECTION): New macro.
2343 (LANG_HOOKS_LTO): New macro.
2344 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
2345 * langhooks.c (output.h): Add include.
2346 (saved_section): New static variable.
2347 (lhd_begin_section): New function.
2348 (lhd_write_section_data): New function.
2349 (lhd_end_section): New function.
2350 * langhooks.h (struct lang_hooks_for_lto): New structure.
2351 (struct lang_hooks): Add member lto.
2352 * Makefile.in (langhooks.o): Add dependency on output.h.
2354 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
2356 2009-10-03 Richard Guenther <rguenther@suse.de>
2358 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
2361 2009-10-03 Simon Baldwin <simonb@google.com>
2362 Richard Guenther <rguenther@suse.de>
2363 Janis Johnson <janis187@us.ibm.com>
2364 Doug Kwan <dougkwan@google.com>
2365 Diego Novillo <dnovillo@google.com>
2366 Ramana Radhakrishnan <ramana.r@gmail.com>
2367 Ollie Wild <aaw@google.com>
2369 * doc/install.texi: Add documentation for libelf and --enable-lto.
2370 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
2371 -flto-report, -flto-compression-level and -use-linker-plugin.
2372 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
2373 Add section for LTO Testing.
2375 2009-10-02 Cary Coutant <ccoutant@google.com>
2377 Add support for comdat type sections for DWARF v4.
2378 Merge from dwarf4 branch.
2380 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
2381 (dw_die_ref): Define vector type.
2382 (enum dw_val_class): Add dw_val_class_data8.
2383 (struct dw_val_struct): Add v.val_data8.
2384 (comdat_type_node_ref): New type.
2385 (struct die_struct): Move die_symbol into a union; add new field
2386 die_type_node. Change all uses.
2387 (comdat_type_node): New type.
2388 (skeleton_chain_node): New type.
2389 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
2390 (comdat_type_list): New variable.
2391 (dwarf_tag_name): Add DW_TAG_type_unit.
2392 (dwarf_attr_name): Add DW_AT_signature.
2393 (add_AT_data8): New function.
2394 (replace_child): New function.
2395 (move_all_children): New function.
2396 (print_signature): New function.
2397 (print_die): Print signature information; add dw_val_class_data8.
2398 (attr_checksum): Support dw_val_class_data8.
2399 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
2400 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
2401 (checksum_sleb128, checksum_uleb128): New functions.
2402 (checksum_die_context): New function.
2403 (loc_checksum_ordered): New function.
2404 (attr_checksum_ordered): New function.
2405 (struct checksum_attributes): New structure.
2406 (collect_checksum_attributes): New function.
2407 (die_checksum_ordered): New function.
2408 (generate_type_signature): New function.
2409 (same_dw_val_p): Add dw_val_class_data8.
2410 (is_symbol_die): Use new is_declaration_die function.
2411 (is_declaration_die): New function.
2412 (should_move_die_to_comdat): New function.
2413 (clone_die): New function.
2414 (clone_tree): New function.
2415 (clone_as_declaration): New function.
2416 (copy_declaration_context): New function.
2417 (generate_skeleton_ancestor_tree): New function.
2418 (generate_skeleton_bottom_up): New function.
2419 (generate_skeleton): New function.
2420 (remove_child_or_replace_with_skeleton): New function.
2421 (break_out_comdat_types): New function.
2422 (struct decl_table_entry): New type.
2423 (htab_decl_hash): New function.
2424 (htab_decl_eq): New function.
2425 (htab_decl_del): New function.
2426 (copy_ancestor_tree): New function.
2427 (copy_decls_walk): New function.
2428 (copy_decls_for_unworthy_types): New function.
2429 (build_abbrev_table): Don't assert on missing die_symbol when doing
2430 comdat type sections.
2431 (size_of_die): Use DW_FORM_sig8 for external references. Add
2433 (unmark_dies): Don't assert for unmarked dies when doing comdat
2435 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
2436 (output_signature): New function.
2437 (output_die): Likewise.
2438 (output_compilation_unit_header): Mark output as DWARF version 3
2439 even if generating DWARF 4.
2440 (output_comdat_type_unit): New function.
2441 (output_line_info): Mark output as DWARF version 3 even if generating
2443 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
2445 (dwarf2out_end_source_file): Likewise.
2446 (prune_unused_types_walk_attribs): Don't follow references into
2447 comdat type sections.
2448 (prune_unused_types_mark): When generating type units, do not mark
2449 children of non-defining declarations of types; do mark children of
2451 (prune_unused_types): Process comdat type sections.
2452 (htab_ct_hash): New function.
2453 (htab_ct_eq): New function.
2454 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
2455 Add a pointer to the line table from type unit entries so
2456 DW_AT_decl_file has meaning.
2457 * varasm.c (default_elf_asm_named_section): Use identifier name as
2458 comdat key instead of lang hook.
2460 2009-10-02 Neil Vachharajani <nvachhar@google.com>
2462 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
2464 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
2466 * config/i386/i386.md (SWIM248): New mode iterator.
2467 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
2468 divmodhi4 patterns using SWIM248 macro.
2469 (*divmod<mode>4): Macroize insn_and_split pattern from
2470 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
2471 and their corresponding splitters usign SWIM248 macro. Split SImode
2472 insn to generate cltd and DImode insn to generate cqto instead of
2473 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
2474 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
2475 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
2476 *divmodsi_noext patterns using SWIM248 macro.
2477 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
2478 udivmodhi4 patterns using SWIM248 macro.
2479 (*udivmod<mode>4): Macroize insn_and_split pattern from
2480 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
2481 corresponding splitters using SWIM248 macro.
2482 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
2483 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
2485 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
2487 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
2488 of zero-sized element is zero-sized regardless of its extent.
2490 2009-10-02 Jakub Jelinek <jakub@redhat.com>
2493 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
2494 * configure: Regenerated.
2495 * config.in: Regenerated.
2496 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
2497 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
2498 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
2499 not emitting .eh_frame, emit .cfi_sections .debug_frame
2504 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
2505 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
2507 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
2508 vars use DECL_RTL with resetting it back to NULL afterwards.
2509 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
2510 rtx_equal_p instead of asserting it is a SYMBOL_REF.
2511 (value_format): For dw_val_class_addr only use DW_FORM_addr if
2512 the attribute type allows it, otherwise use DW_FORM_dataN.
2513 (mem_loc_descriptor): Handle CONST_STRING.
2514 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
2515 Handle MEM with CONST_STRING address using add_AT_string.
2516 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
2517 CONST_STRING for const arrays initialized with a string literal.
2518 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
2519 (dwarf2out_finish): Call resolve_addr.
2521 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
2522 Maxim Kuvyrkov <maxim@codesourcery.com>
2524 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
2526 2009-10-02 Nick Clifton <nickc@redhat.com>
2528 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
2529 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
2531 2009-10-01 Jan Hubicka <jh@suse.cz>
2533 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
2534 (cgraph_create_virtual_clone): Just pass redirect_callers
2536 * cgraph.h (cgraph_clone_node): Update prototype.
2537 * ipa-pure-const.c (self_recursive_p): New function.
2538 (propagate): Use it.
2539 * ipa-inline.c (cgraph_clone_inlined_nodes,
2540 cgraph_decide_recursive_inlining): Update.
2542 2009-10-01 David Daney <ddaney@caviumnetworks.com>
2544 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
2545 instructions for TARGET_OCTEON.
2547 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2549 * config/arm/arm.c (arm_override_options): Turn off
2550 flag_dwarf2_cfi_asm for AAPCS variants.
2552 2009-10-01 Martin Jambor <mjambor@suse.cz>
2555 * tree-sra.c (convert_callers): Do not call
2556 compute_inline_parameters on one caller more than once.
2558 2009-10-01 Nick Clifton <nickc@redhat.com>
2560 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
2561 an empty string if not already defined.
2563 2009-10-01 Martin Jambor <mjambor@suse.cz>
2566 * tree-sra.c (is_va_list_type): New function.
2567 (find_var_candidates): Call is_va_list_type.
2568 (find_param_candidates): Check that the type or the type pointed
2569 to are not va_list types.
2571 2009-10-01 Martin Jambor <mjambor@suse.cz>
2574 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2575 DECL_ARTIFICIAL (param_decl) is true.
2577 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2579 * tree.h (tree_decl_common::lang_flag_8): New.
2580 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2582 * c-common.h (RID_CONSTEXPR): New.
2584 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2586 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2587 Use ref-all pointers.
2588 (alpha_gimplify_va_arg): Ditto.
2590 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2593 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2594 before insn counting loop now that BB_END (bb) is counted. Ensure
2595 the return value isn't zero.
2597 2009-09-30 Nick Clifton <nickc@redhat.com>
2599 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2600 with separate definitions of c_target_objs and cxx_target_objs.
2601 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2603 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2604 sh_symbian_import_export_class.
2605 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2606 * config/sh/symbian.c: Delete, moving code into...
2607 * config/sh/symbian-base.c: ... here
2608 * config/sh/symbian-c.c: ... and here
2609 * config/sh/symbian-cxx.c: ... and here.
2611 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2614 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2615 of plus RTX into register.
2617 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2619 * doc/install.texi: Linguistic and markup fixes.
2620 (Configuration) <--disable-cpp>: Remove description.
2621 <--enable-maintainer-mode>: Autotools files are affected, too.
2622 <--with-sysroot>: Improve description.
2623 (Building): Bump required GNU make version.
2625 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2627 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2628 (x86_64-*-*): Ditto.
2630 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2631 intrinisics for FMA4.
2632 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2633 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2634 Add FMA4 check and fma4intrin.h.
2635 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2637 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2638 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2639 constant for FMA4 support.
2640 (UNSPEC_FMA4_FMADDSUB): Ditto.
2641 (UNSPEC_FMA4_FMSUBADD): Ditto.
2642 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2643 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2644 (ix86_expand_fma4_multiple_memory): Ditto.
2645 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2646 (OPTION_MASK_ISA_FMA4_UNSET): New.
2647 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2648 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2649 (ix86_handle_option): Handle -mfma4.
2650 (isa_opts): Handle -mfma4.
2651 (enum pta_flags): Add PTA_FMA4.
2652 (override_options): Add FMA4 support.
2653 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2654 (IX86_BUILTIN_VFMADDSD): Ditto.
2655 (IX86_BUILTIN_VFMADDPS): Ditto.
2656 (IX86_BUILTIN_VFMADDPD): Ditto.
2657 (IX86_BUILTIN_VFMSUBSS): Ditto.
2658 (IX86_BUILTIN_VFMSUBSD): Ditto.
2659 (IX86_BUILTIN_VFMSUBPS): Ditto.
2660 (IX86_BUILTIN_VFMSUBPD): Ditto.
2661 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2662 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2663 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2664 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2665 (IX86_BUILTIN_VFNMADDSS): Ditto.
2666 (IX86_BUILTIN_VFNMADDSD): Ditto.
2667 (IX86_BUILTIN_VFNMADDPS): Ditto.
2668 (IX86_BUILTIN_VFNMADDPD): Ditto.
2669 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2670 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2671 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2672 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2673 (IX86_BUILTIN_VFMADDPS256): Ditto.
2674 (IX86_BUILTIN_VFMADDPD256): Ditto.
2675 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2676 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2677 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2678 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2679 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2680 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2681 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2682 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2683 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2684 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2685 (enum multi_arg_type): New enum for describing the various FMA4
2686 intrinsic argument types.
2687 (bdesc_multi_arg): New table for FMA4 intrinsics.
2688 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2689 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2691 (ix86_expand_builtin): Add FMA4 intrinsic support.
2692 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2693 operand instructions.
2694 (ix86_expand_fma4_multiple_memory): New function to split the
2695 second memory reference from FMA4 instructions.
2696 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2697 (ssemodesuffixf2s): Ditto.
2698 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2700 (fma4_fmsub<mode>4): Ditto.
2701 (fma4_fnmadd<mode>4): Ditto.
2702 (fma4_fnmsub<mode>4): Ditto.
2703 (fma4_vmfmadd<mode>4): Ditto.
2704 (fma4_vmfmsub<mode>4): Ditto.
2705 (fma4_vmfnmadd<mode>4): Ditto.
2706 (fma4_vmfnmsub<mode>4): Ditto.
2707 (fma4_fmadd<mode>4256): Ditto.
2708 (fma4_fmsub<mode>4256): Ditto.
2709 (fma4_fnmadd<mode>4256): Ditto.
2710 (fma4_fnmsub<mode>4256): Ditto.
2711 (fma4_fmaddsubv8sf4): Ditto.
2712 (fma4_fmaddsubv4sf4): Ditto.
2713 (fma4_fmaddsubv4df4): Ditto.
2714 (fma4_fmaddsubv2df4): Ditto.
2715 (fma4_fmsubaddv8sf4): Ditto.
2716 (fma4_fmsubaddv4sf4): Ditto.
2717 (fma4_fmsubaddv4df4): Ditto.
2718 (fma4_fmsubaddv2df4): Ditto.
2719 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2720 instructions for intrinsics.
2721 (fma4i_fmsub<mode>4): Ditto.
2722 (fma4i_fnmadd<mode>4): Ditto.
2723 (fma4i_fnmsub<mode>4): Ditto.
2724 (fma4i_vmfmadd<mode>4): Ditto.
2725 (fma4i_vmfmsub<mode>4): Ditto.
2726 (fma4i_vmfnmadd<mode>4): Ditto.
2727 (fma4i_vmfnmsub<mode>4): Ditto.
2728 (fma4i_fmadd<mode>4256): Ditto.
2729 (fma4i_fmsub<mode>4256): Ditto.
2730 (fma4i_fnmadd<mode>4256): Ditto.
2731 (fma4i_fnmsub<mode>4256): Ditto.
2732 (fma4i_fmaddsubv8sf4): Ditto.
2733 (fma4i_fmaddsubv4sf4): Ditto.
2734 (fma4i_fmaddsubv4df4): Ditto.
2735 (fma4i_fmaddsubv2df4): Ditto.
2736 (fma4i_fmsubaddv8sf4): Ditto.
2737 (fma4i_fmsubaddv4sf4): Ditto.
2738 (fma4i_fmsubaddv4df4): Ditto.
2739 (fma4i_fmsubaddv2df4): Ditto.
2741 * doc/invoke.texi (-mfma4): Add documentation.
2742 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2744 2009-09-29 Richard Henderson <rth@redhat.com>
2746 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2747 an edge to the new destination block.
2749 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2752 * pa.c (hppa_profile_hook): Use
2753 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2755 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2756 Alexander Monakov <amonakov@ispras.ru>
2759 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2760 (not_postinc_memory_operand): New.
2761 (not_postinc_move_operand): New.
2762 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2763 (*cmovsi_internal): Ditto.
2765 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2767 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2768 restrict issue_rate in first pass when scheduling for register
2771 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2772 Rafael Avila de Espindola <espindola@google.com>
2774 * gengtype.c (plugin_output): New.
2775 (get_output_file_with_visibility): Return plugin_output for plugins.
2776 (main): Parse and use the -P option.
2777 * gty.texi: Update the command line format.
2779 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2782 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2784 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2785 out if !const_ok_for_output.
2788 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2789 case VAR_LOCATION>: Remove gcc_unreachable ().
2791 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2793 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2794 (x86_64-*-*): Ditto.
2795 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2796 back to smmintrin.h.
2797 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
2798 * config/i386/x86intrin.h: Remove SSE5.
2799 * config/i386/mmintrin-common.h: Delete file.
2800 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2802 2009-09-29 Richard Guenther <rguenther@suse.de>
2804 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2805 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2807 2009-09-29 Nick Clifton <nickc@redhat.com>
2809 * function.c (current_function_name): If there is no current
2810 function just return "<none>".
2812 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2814 * tree-pass.h (register_pass_info): New structure.
2815 (pass_positioning_ops): Move enum from gcc-plugin.h.
2816 (register_pass): New function.
2817 * gcc-plugin.h (plugin_pass): Delete structure.
2818 (pass_positioning_ops): Delete enum.
2819 * plugin.c (regsiter_pass): Delete function.
2820 (position_pass): Delete function.
2821 (added_pass_nodes): Delete variable.
2822 (prev_added_pass_nodes): Delete variable.
2823 (pass_list_node): Delete structure.
2824 * passes.c (make_pass_instance): New function.
2825 (next_pass_1): Change to call make_pass_instance.
2826 (pass_list_node): Move structure from gcc-plugin.h.
2827 (added_pass_nodes): Move variable from plugin.c.
2828 (prev_added_pass_nodes): Move variable from plugin.c.
2829 (position_pass): New function.
2830 (register_pass): New function.
2832 2009-09-28 Easwaran Raman <eraman@google.com>
2834 * ifcvt.c (noce_try_abs): Recognize pattern and call
2835 expand_one_cmpl_abs_nojump.
2836 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2837 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2839 2009-09-28 Ian Lance Taylor <iant@google.com>
2842 * c-opts.c (c_common_handle_option): Don't set
2843 warn_jump_misses_init for -Wall.
2844 * doc/invoke.texi (Warning Options): Update documentation.
2846 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2848 * Makefile.in ($(out_object_file)): Depend on
2849 gt-$(basename $(notdir $(out_file))).h.
2851 2009-09-28 Richard Henderson <rth@redhat.com>
2853 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2854 * except.c (gen_eh_region): Set it.
2855 (duplicate_eh_regions_1): Copy it.
2856 * tree-eh.c (lower_resx): Use it to determine which function
2859 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2860 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2861 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2862 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2863 BUILT_IN_CXA_END_CLEANUP if necessary.
2865 * c-common.c (c_define_builtins): Update call to
2866 build_common_builtin_nodes.
2868 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2870 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2872 2009-09-28 Michael Matz <matz@suse.de>
2874 * builtins.c (interclass_mathfn_icode): New helper.
2875 (expand_builtin_interclass_mathfn): Use it here, and split folding
2877 (fold_builtin_interclass_mathfn): ... this new folder.
2878 (build_call_nofold_loc): New static helper.
2879 (build_call_nofold): New wrapper macro for above.
2880 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2881 (expand_builtin_pow): Ditto.
2882 (expand_builtin_memset_args): Ditto.
2883 (expand_builtin_printf): Ditto.
2884 (expand_builtin_fprintf): Ditto.
2885 (expand_builtin_sprintf): Ditto.
2886 (expand_builtin_memory_chk): Ditto.
2887 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2888 (expand_builtin_stpcpy): Ditto.
2889 (expand_builtin_strcmp): Ditto.
2890 (expand_builtin_strncmp): Ditto.
2891 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2892 (expand_builtin_strcpy_args): Don't call folders.
2893 (expand_builtin_memcmp): Ditto.
2894 (expand_builtin_strncpy): Ditto, and use target.
2895 (expand_builtin_memcpy): Ditto.
2896 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2897 expand_builtin_strpbrk, expand_builtin_memmove,
2898 expand_builtin_memmove_args, expand_builtin_bcopy,
2899 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2900 expand_builtin_strspn, expand_builtin_strcspn,
2901 expand_builtin_fputs): Remove these.
2902 (expand_builtin): Don't call the above, change calls to other
2903 expanders that changed prototype.
2904 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2905 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2906 fold_builtin_interclass_mathfn.
2907 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2908 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2910 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2911 * passes.c (init_optimization_passes): Move pass_fold_builtins
2912 after last phiopt pass.
2913 * tree-inline.c (fold_marked_statements): When folding builtins
2914 iterate over all instruction potentially generated.
2915 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2917 (fold_gimple_call): Use it to always fold calls (into potentially
2918 multiple instructions).
2919 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2920 calls into zero at this time.
2921 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2922 statements generated by builtin folding.
2924 2009-09-28 Nick Clifton <nickc@redhat.com>
2926 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2928 2009-09-28 Duncan Sands <baldrick@free.fr>
2930 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2931 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2932 (register_callback): Dispatch it.
2933 (invoke_plugin_callbacks): Incorporate in sanity check.
2934 * ggc.h (ggc_register_cache_tab): Add declaration.
2935 * ggc-common.c (ggc_register_root_tab): Simplify.
2936 (const_ggc_cache_tab_t): New typedef.
2937 (extra_cache_vec): New vector of dynamically added cache tables.
2938 (ggc_register_cache_tab): New function.
2939 (ggc_scan_cache_tab): New function.
2940 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2941 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2943 2009-09-27 Richard Henderson <rth@redhat.com>
2945 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2946 which we remove __builtin_stack_restore.
2948 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2950 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2951 to test for GRD_INVARIANT.
2952 (simple_rhs_p): Anything that's function_invariant_p is fine.
2954 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2956 * gengtype.c (main): Use plunge_files instead of plugin_output.
2958 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2959 Rafael Avila de Espindola <espindola@google.com>
2961 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2962 Don't print pch related info if it is false.
2963 (main): Don't print pch info in plugin mode.
2965 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2967 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2968 with dw_val_class_const_double.
2969 (struct dw_val_struct): Replace val_long_long with val_double and
2970 adjust for above change.
2971 (output_loc_operands): Likewise.
2972 (add_AT_long_long): Rename into...
2973 (add_AT_double): ...this.
2974 (print_die): Replace dw_val_class_long_long with
2975 dw_val_class_const_double and adjust.
2976 (attr_checksum): Likewise.
2977 (same_dw_val_p): Likewise.
2978 (size_of_die): Likewise.
2979 (value_format): Likewise.
2980 (output_die): Likewise.
2981 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2982 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2983 instead of add_AT_long_long.
2984 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2985 value with the precision of its type.
2987 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2990 * c-typeck.c (build_conditional_expr): Use the readonly and
2991 volatile flags of the operand types, not of the operands itself.
2993 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2995 * collect2.c (main): Look for -brtl before adding libraries.
2997 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2999 * config.gcc: Update OpenBSD targets.
3000 * config/openbsd-stdint.h: New file.
3001 * config/openbsd-libpthread.h: New file.
3002 * config/openbsd.h: Update and break out LIB_SPEC definition.
3003 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
3004 * config/i386/openbsdelf.h: Correct types.
3005 * config/m68k/openbsd.h: Likewise.
3006 * config/mips/openbsd.h: Likewise.
3007 * config/vax/openbsd.h: Likewise.
3009 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
3011 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
3012 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
3013 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
3014 of the length and zero.
3016 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3018 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
3019 (FLAGS_H): Add options.h $(REAL_H).
3020 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
3021 (TREE_VECTORIZER_H): New.
3022 (EBITMAP_H): Renamed from EBIMAP_H.
3023 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
3024 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
3025 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
3026 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
3027 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
3028 (graphite-clast-to-gimple.o, graphite-dependences.o)
3029 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
3030 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
3031 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
3032 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
3033 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
3034 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
3035 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
3036 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
3037 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
3038 updated and fixed as per above changes and per
3039 check_makefile_deps.sh output.
3042 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
3043 * configure: Regenerate.
3045 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3047 * doc/install.texi: Update minimum MPC version to 0.7.
3049 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
3051 * doc/install.texi (Binaries): Remove reference to the binary
3052 distribution CD-ROM from the FSF.
3054 2009-09-26 Michael Matz <matz@suse.de>
3058 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
3059 that are mentioned in the body.
3061 2009-09-26 Michael Matz <matz@suse.de>
3063 PR tree-optimization/41454
3064 * tree-ssa-dom (stmts_to_rescan): Remove variable.
3065 (tree_ssa_dominator_optimize): Don't allocate and free it.
3066 (dom_opt_leave_block): Don't iterate over it.
3067 (eliminate_redundant_computations): Don't return a value.
3068 (cprop_operand, cprop_into_stmt): Ditto.
3069 (optimize_stmt): Don't defer updating stmts.
3071 2009-09-25 Dodji Seketeli <dodji@redhat.com>
3073 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
3074 generic_parameter_die, template_parameter_pack_die,
3075 gen_formal_parameter_die, gen_subprogram_die): Adjust after
3076 renaming DW_TAG_formal_parameter_pack and
3077 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
3078 and DW_TAG_GNU_template_parameter_pack.
3080 2009-09-25 Anatoly Sokolov <aesok@post.ru>
3082 * config/v850/v850.h (FUNCTION_VALUE): Remove.
3083 * config/v850/v850.c (v850_function_value): New function.
3084 (TARGET_FUNCTION_VALUE): Define.
3086 2009-09-25 Jakub Jelinek <jakub@redhat.com>
3088 * tree-vect-stmts.c (vectorizable_call): Call
3089 mark_symbols_for_renaming after vect_finish_stmt_generation.
3091 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
3092 to loc_descriptor_from_tree.
3093 (add_location_or_const_value_attribute): Pass 0 instead of 2
3094 for decl_by_reference_p decls.
3096 2009-09-25 Richard Guenther <rguenther@suse.de>
3099 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
3102 2009-09-25 Ben Elliston <bje@au.ibm.com>
3104 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
3107 2009-09-25 Alan Modra <amodra@bigpond.net.au>
3109 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
3110 form of instruction.
3112 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3115 * fold-const.c (const_binop): Handle complex int division.
3116 * tree-complex.c (expand_complex_div_straight,
3117 expand_complex_div_wide): Update comments.
3119 2009-09-24 DJ Delorie <dj@redhat.com>
3122 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
3123 (reg_class): Likewise.
3124 (REG_CLASS_NAMES): Likewise.
3125 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
3126 (m32c_override_options): Disable -fivopts for M32C.
3128 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3130 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3131 Delete VSX load/store with update support.
3132 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
3133 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
3137 (VStype_load_update): Ditto.
3138 (VStype_store_update): Ditto.
3139 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
3140 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
3142 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
3143 load/store with update builtins.
3145 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
3147 * libgcc2.c (L_trampoline): Prototype for getpagesize
3148 and mprotect in WINNT case.
3150 2009-09-24 Anatoly Sokolov <aesok@post.ru>
3152 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
3153 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
3154 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
3155 'outgoing' argument.
3156 (TARGET_FUNCTION_VALUE): Define.
3158 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3160 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
3162 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3165 * common.opt: Initialize dwarf_strict to -1.
3166 * toplev.c (process_options): Catch unset dwarf_strict
3167 and set to 0 for all targets not overriding.
3168 * config/darwin.c (darwin_override_options): Catch unset
3169 dwarf_strict and override to 1.
3171 2009-09-24 Jeff Law <law@redhat.com>
3173 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
3175 2009-09-24 Richard Guenther <rguenther@suse.de>
3177 PR tree-optimization/36143
3178 PR tree-optimization/38747
3179 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3180 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
3182 2009-09-24 Jakub Jelinek <jakub@redhat.com>
3185 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
3186 return false instead of gcc_unreachable (). For CONST return the
3187 value returned by recursive call instead of always returning true.
3188 (tree_add_const_value_attribute): Return the value returned by
3189 add_const_value_attribute instead of always returning true if rtl
3192 2009-09-23 Justin Seyster <jrseys@gmail.com>
3194 * Makefile.in (PLUGIN_HEADERS): Include real.h.
3196 2009-09-24 Jakub Jelinek <jakub@redhat.com>
3198 * cgraphunit.c (cgraph_lower_function): Revert last change.
3199 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
3200 instead of DECL_NO_STATIC_CHAIN.
3201 * tree-cfg.c (verify_gimple_call): Likewise.
3202 * tree-nested.c (get_chain_decl, get_chain_field,
3203 convert_tramp_reference_op, convert_gimple_call): Likewise.
3204 (convert_all_function_calls): Likewise. Always set or clear
3205 DECL_STATIC_CHAIN initially, for !n->outer clear it.
3206 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
3207 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
3209 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
3210 DECL_NO_STATIC_CHAIN.
3211 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
3212 instead of DECL_NO_STATIC_CHAIN.
3213 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
3214 decl_function_context.
3215 * varasm.c (initializer_constant_valid_p): Likewise.
3216 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
3217 (DECL_STATIC_CHAIN): ... this.
3218 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
3219 instead of DECL_NO_STATIC_CHAIN.
3221 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
3222 Rafael Avila de Espindola <espindola@google.com>
3224 * gengtype.c (nb_plugin_files): Make it unsigned to match
3225 num_gt_files. Adjust other variables to avoid warnings.
3226 (main): Allocate an all zero lang_bitmap before each plugin file name
3227 to match regular file names.
3229 2009-09-23 Richard Henderson <rth@redhat.com>
3231 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3232 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
3233 static chain passed in memory.
3234 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
3235 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
3236 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
3237 STATIC_CHAIN_REGNUM defined.
3239 * config/picochip/picochip-protos.h: s/class/klass/.
3240 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
3241 (picochip_static_chain): New.
3242 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
3243 (STATIC_CHAIN_INCOMING): Remove.
3245 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
3246 (xtensa_static_chain): New.
3247 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
3248 (STATIC_CHAIN_INCOMING): Remove.
3250 2009-09-23 Anatoly Sokolov <aesok@post.ru>
3252 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
3253 * config/pa/pa-protos.h (function_value): Remove.
3254 * config/pa/pa.c (pa_function_value): Rename from function_value.
3255 Make static, add 'outgoing' argument.
3256 (TARGET_FUNCTION_VALUE): Define.
3258 2009-09-23 Anatoly Sokolov <aesok@post.ru>
3260 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
3261 instead of cfun->machine->is_leaf.
3262 * config/avr/avr.h (machine_function): Remove is_leaf field.
3264 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3267 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
3268 DW_OP_piece after DW_OP_stack_value, adjust size calculations
3269 for it, when DW_OP_stack_value and DW_OP_implicit_value has
3270 the same size, prefer DW_OP_stack_value.
3271 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
3272 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
3274 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
3277 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
3279 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
3282 * cfgexpand.c (convert_debug_memory_address): New.
3283 (expand_debug_expr): Convert base address and offset to the same
3284 mode. Use it to convert addresses to other modes. Accept
3287 2009-09-23 Richard Guenther <rguenther@suse.de>
3289 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
3290 produced for bigendian targets with promoted subregs.
3292 2009-09-23 Richard Guenther <rguenther@suse.de>
3294 * value-prof.c (gimple_ic): Purge old EH edges only after building
3297 2009-09-23 Nick Clifton <nickc@redhat.com>
3299 * config/arc/arc.c (arc_trampoline_init): Fix typo.
3301 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3304 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
3307 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
3308 on non-nested functions.
3310 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3311 Jan Hubicka <jh@suse.cz>
3313 * dwarf2out.c (loc_list_plus_const): Only define if
3314 DWARF2_DEBUGGING_INFO.
3315 (address_of_int_loc_descriptor): Likewise.
3318 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
3320 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
3323 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
3324 constant is more than zero.
3326 2009-09-23 Alan Modra <amodra@bigpond.net.au>
3329 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
3330 call final to emit non-scheduled prologue, instead insert at entry.
3332 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
3333 Joseph S. Myers <joseph@codesourcery.com>
3335 * doc/install.texi (*-*-freebsd*): Add proper format codes.
3337 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
3338 Rafael Avila de Espindola <espindola@google.com>
3340 * gengtype.c (is_file_equal): New function.
3341 (close_output_files): Use is_file_equal. Free of->buf.
3343 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
3344 Rafael Avila de Espindola <espindola@google.com>
3346 * gengtype.c (write_types, write_local): Add the output_header
3347 argument. Update all callers.
3349 2009-09-22 Dodji Seketeli <dodji@redhat.com>
3351 * dwarf2out.c (template_parameter_pack_die,
3352 gen_formal_parameter_pack_die ): New functions.
3353 (make_ith_pack_parameter_name): Remove this function.
3354 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
3355 DW_TAG_formal_parameter_pack.
3356 (gen_generic_params_dies): Represent each template parameter pack
3357 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
3358 represented by usual DW_TAG_template_*_parameter DIEs that are
3359 children of the DW_TAG_template_parameter_pack element DIE.
3360 (generic_parameter_die): This doesn't deal with parameter pack
3361 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
3362 of parameter pack DIEs.
3363 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
3364 in certain cases, e.g. for pack elements.
3365 (gen_formal_types_die, gen_decl_die): Adjust usage of
3366 gen_formal_parameter_die.
3367 (gen_subprogram_die): Represent each function parameter pack by a
3368 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
3369 represented by usual DW_TAG_formal_parameter DIEs that are children
3370 of the DW_TAG_formal_parameter_pack DIE. Remove references to
3371 ____builtin_va_alist decls as no part of the compiler uses those
3373 * langhooks.h (struct lang_hooks_for_decls): Add
3374 function_parm_expanded_from_pack_p, get_generic_function_decl
3375 and function_parameter_pack_p hooks. Fix comment for
3376 get_innermost_generic_parms hook.
3377 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
3378 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
3379 macros and use them to initialize lang_hook.
3381 2009-09-22 Richard Henderson <rth@redhat.com>
3383 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
3384 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
3385 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
3386 on TRAMPOLINE_TEMPLATE.
3387 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
3388 TRAMPOLINE_ADJUST_ADDRESS.
3389 * targhooks.c (default_asm_trampoline_template): Remove.
3390 (default_trampoline_adjust_address): Remove.
3391 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
3392 * targhooks.h: Update decls.
3394 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3396 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
3397 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
3398 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
3400 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
3403 * reload1.c (reload): Reset debug insns with pseudos without
3406 2009-09-22 Janis Johnson <janis187@us.ibm.com>
3408 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
3409 unconditional true for decimal float modes.
3410 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
3411 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
3413 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
3415 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
3416 Enable a new case for __FreeBSD__ >= 7.
3417 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
3418 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
3419 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
3420 and USE_LD_AS_NEEDED.
3422 * doc/install.texi (*-*-freebsd*): Update target information.
3424 2009-09-22 Richard Guenther <rguenther@suse.de>
3427 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
3428 arrays really properly.
3430 2009-09-22 Richard Henderson <rth@redhat.com>
3433 * target.h (struct gcc_target): Add asm_out.trampoline_template,
3434 calls.static_chain, calls.trampoline_init,
3435 calls.trampoline_adjust_address.
3436 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3437 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3438 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3439 * builtins.c (expand_builtin_setjmp_receiver): Use
3440 targetm.calls.static_chain; only clobber registers.
3441 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
3442 set up memory attributes properly for the trampoline block.
3443 (expand_builtin_adjust_trampoline): Use
3444 targetm.calls.trampoline_adjust_address.
3445 * calls.c (prepare_call_address): Add fndecl argument. Use
3446 targetm.calls.static_chain.
3447 * df-scan.c (df_need_static_chain_reg): Remove.
3448 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
3449 consolodate static chain handling.
3450 * doc/tm.texi: Document new hooks.
3451 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
3452 (init_emit_regs): Don't initialize them.
3453 * expr.h (prepare_call_address): Update decl.
3454 * final.c (profile_function): Use targetm.calls.static_chain.
3455 * function.c (expand_function_start): Likewise.
3456 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
3457 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
3458 only clobber registers.
3459 * targhooks.c (default_static_chain): New.
3460 (default_asm_trampoline_template, default_trampoline_init): New.
3461 (default_trampoline_adjust_address): New.
3462 * targhooks.h: Declare them.
3463 * varasm.c (assemble_trampoline_template): Use
3464 targetm.asm_out.trampoline_template. Make the memory block const
3467 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
3468 alpha_initialize_trampoline. Make static. Merge VMS parameter
3469 differences into the TARGET_ABI_OPEN_VMS code block.
3470 (TARGET_TRAMPOLINE_INIT): New.
3471 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
3472 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
3473 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
3474 (INITIALIZE_TRAMPOLINE): Remove.
3476 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
3477 (TRAMPOLINE_TEMPLATE): Merge with ...
3478 (INITIALIZE_TRAMPOLINE): ... this and move ...
3479 * config/arc/arc.c (arc_trampoline_init): ... here.
3480 (TARGET_TRAMPOLINE_INIT): New.
3482 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3483 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3484 (arm_asm_trampoline_template): New.
3485 (arm_trampoline_init, arm_trampoline_adjust_address): New.
3486 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
3487 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
3488 code to arm_asm_trampoline_template.
3489 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
3490 arm_trampoline_adjust_address.
3491 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
3492 adjust for target hook parameters.
3494 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
3497 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
3498 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
3499 (bfin_trampoline_init): Rename from initialize_trampoline;
3500 make static; update for target hook parameters.
3501 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3502 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
3503 bfin_asm_trampoline_template.
3504 (INITIALIZE_TRAMPOLINE): Remove.
3506 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3507 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
3508 cris_trampoline_init): New.
3509 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
3510 cris_asm_trampoline_template.
3511 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
3512 adjust for target hook parameters.
3514 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
3516 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3517 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
3518 fr30_trampoline_init): New.
3519 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
3520 fr30_asm_trampoline_template.
3521 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
3522 adjust for target hook parameters.
3524 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
3525 (frv_trampoline_init): Rename from frv_initialize_trampoline;
3526 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
3527 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
3528 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
3530 * config/h8300/h8300.c (h8300_trampoline_init): New.
3531 (TARGET_TRAMPOLINE_INIT): New.
3532 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
3533 to h8300_trampoline_init and adjust for hook parameters.
3535 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
3536 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
3537 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
3538 make static; adjust for hook parameters.
3539 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
3541 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3542 (TARGET_TRAMPOLINE_INIT): New.
3543 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
3544 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
3545 iq2000_asm_trampoline_template.
3546 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
3547 (TRAMPOLINE_CODE_SIZE): New.
3548 (TRAMPOLINE_SIZE): Use it.
3549 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
3551 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
3552 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
3553 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
3554 adjust for hook parameters.
3555 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
3557 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
3558 (m32r_trampoline_init): New.
3559 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
3560 m32r_trampoline_init.
3562 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
3563 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
3564 make static; update for hook parameters.
3565 * config/m68hc11/m68hc11-protos.h: Update.
3566 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3568 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3569 (TARGET_TRAMPOLINE_INIT): New.
3570 (mcore_function_value): Fix typo.
3571 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3572 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3573 to mcore_asm_trampoline_template.
3574 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3576 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3577 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3578 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3579 update for hook parameters.
3580 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3582 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3583 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3584 mips_trampoline_init): New.
3585 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3586 mips_asm_trampoline_template.
3587 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3588 update for hook parameters.
3590 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3591 (TARGET_TRAMPOLINE_INIT): New.
3592 (mmix_trampoline_size): Remove.
3593 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3594 make static. Remove out-of-date tetra vs octa comment.
3595 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3596 make static; update for hook parameters.
3597 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3598 (INITIALIZE_TRAMPOLINE): Remove.
3599 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3600 (TRAMPOLINE_ALIGNMENT): New.
3601 * gcc/config/mmix/mmix-protos.h: Update.
3603 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3604 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3605 mn10300_trampoline_init): New.
3606 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3607 mn10300_asm_trampoline_template.
3608 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3610 * config/moxie/moxie.c (moxie_static_chain,
3611 moxie_asm_trampoline_template, moxie_trampoline_init,
3612 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3613 TARGET_TRAMPOLINE_INIT): New.
3614 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3615 moxie_trampoline_init.
3616 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3617 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3619 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3620 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3621 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3622 pa_trampoline_adjust_address): New.
3623 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3624 pa_asm_trampoline_template.
3625 (TRAMPOLINE_ALIGNMENT): New.
3626 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3627 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3628 adjust for hook parameters.
3629 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3631 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3632 (TARGET_TRAMPOLINE_INIT): New.
3633 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3634 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3636 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3638 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3639 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3640 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3641 make static; adjust parameters for the hook.
3642 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3644 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3645 s390_trampoline_template; make static.
3646 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3647 make static; adjust for target hook.
3648 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3649 * config/s390/s390-protos.h: Remove trampoline decls.
3650 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3651 (TRAMPOLINE_TEMPLATE): Remove.
3652 (TRAMPOLINE_ALIGNMENT): New.
3654 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3655 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3656 (TARGET_TRAMPOLINE_INIT): New.
3657 (score_asm_trampoline_template): New.
3658 (score_trampoline_init): Rename from score_initialize_trampoline;
3659 make static; adjust for hook parameters.
3660 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3661 score[37]_asm_trampoline_template.
3662 (INITIALIZE_TRAMPOLINE): Remove.
3663 * config/score/score3.c (score3_asm_trampoline_template): New.
3664 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3665 adjust for target hook.
3666 * config/score/score7.c (score7_asm_trampoline_template): New.
3667 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3668 adjust for target hook.
3669 * config/score/score3.h, config/score/score7.h: Update.
3671 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3672 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3673 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3674 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3675 make static; adjust for target hook parameters.
3676 (sh_trampoline_adjust_address): New.
3677 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3678 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3680 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3681 (sparc32_initialize_trampoline): Rename from
3682 sparc_initialize_trampoline; make static; replace tramp parameter
3683 with m_tramp and update memory accesses.
3684 (sparc64_initialize_trampoline): Similarly.
3685 (sparc_trampoline_init): New.
3686 * config/sparc/sparc-protos.h: Remove trampoline decls.
3687 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3688 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3690 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3691 (array_to_constant): Make ARR parameter const.
3692 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3693 make static; update for hook parameters.
3694 * config/spu/spu-protos.h: Update decls.
3695 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3697 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3698 from xstormy16_initialize_trampoline; make static; update for
3700 (TARGET_TRAMPOLINE_INIT): New.
3701 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3703 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3704 (TARGET_TRAMPOLINE_INIT): New.
3705 (v850_can_eliminate): Make static.
3706 (v850_asm_trampoline_template, v850_trampoline_init): New.
3707 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3708 v850_asm_trampoline_template.
3709 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3710 and adjust for target hook parameters.
3712 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3713 (TARGET_TRAMPOLINE_INIT): New.
3714 (vax_asm_trampoline_template, vax_trampoline_init): New.
3715 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3716 vax_asm_trampoline_template.
3717 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3719 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3720 (TARGET_TRAMPOLINE_INIT): New.
3721 (xtensa_asm_trampoline_template): Rename from
3722 xtensa_trampoline_template; make static.
3723 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3724 make static; update for hook parameters.
3725 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3726 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3727 (INITIALIZE_TRAMPOLINE): Remove.
3729 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3730 error for nested functions with regparm=3.
3731 (ix86_compute_frame_layout): Adjust frame pointer offset for
3732 ix86_static_chain_on_stack.
3733 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3734 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3735 don't reset to UNITS_PER_WORD.
3736 (ix86_emit_leave): Adjust ix86_cfa_state.
3737 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3738 (ix86_static_chain): New.
3739 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3740 make static; update for target hook parameters; use ix86_static_chain.
3741 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3742 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3743 (INITIALIZE_TRAMPOLINE): Remove.
3744 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3745 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3746 to the end. Add static_chain_on_stack.
3747 (ix86_static_chain_on_stack): New.
3749 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3750 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3751 (m68k_trampoline_init): New.
3752 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3753 m68k_trampoline_init and adjust for hook parameters.
3754 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3755 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3757 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3759 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3760 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3762 * reload1.c (reload): Call wrap_constant when substituting
3763 reg for equiv inside of DEBUG_INSNs.
3766 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3767 add_call_src_coords_attributes, add_high_low_attributes,
3768 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3769 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3770 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3771 when -gdwarf-2 -gstrict-dwarf.
3772 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3773 -gdwarf-[23] -gstrict-dwarf.
3774 (address_of_int_loc_descriptor, loc_descriptor,
3775 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3776 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3777 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3779 2009-09-22 Richard Guenther <rguenther@suse.de>
3781 PR tree-optimization/41428
3782 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3783 (ccp_finalize): Pass it to substitute_and_fold.
3785 2009-09-22 Richard Guenther <rguenther@suse.de>
3787 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3788 (substitute_and_fold): Adjust prototype.
3789 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3790 (simplify_stmt_using_ranges): Likewise.
3791 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3792 (vrp_fold_stmt): New function.
3793 (vrp_finalize): Pass it to substitute_and_fold.
3794 * tree-flow.h (vrp_evaluate_conditional): Remove.
3795 (simplify_stmt_using_ranges): Likewise.
3796 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3797 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3798 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3800 (fold_predicate_in): Move to tree-vrp.c.
3801 (substitute_and_fold): Use the callback instead of calling into
3802 tree-vrp.c functions directly.
3804 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3806 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3807 comparison warning on rs6000.
3810 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3811 GIMPLE_EH_MUST_NOT_THROW cleanup.
3812 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3814 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3817 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3818 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3819 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3820 libSystem which is derived from the gcc 4.2.1 unwinder.
3822 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3825 * varasm.c (default_encode_section_info): Copy TLS model into
3826 sym_ref flags regardless of backend support for TLS, for all
3827 model types except TLS_MODEL_EMULATED.
3829 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3832 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3833 we can handle it correctly.
3835 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3837 * doc/install.texi (os2): Remove section.
3839 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3841 * doc/standards.texi (Objective-C): Adjust two URLs.
3843 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3845 * tree-tailcall.c (process_assignment): Don't check if a
3846 multiplication or an addition are already present.
3847 (find_tail_calls): Combine multiple additions and multiplications.
3848 (adjust_accumulator_values): Emit accumulators.
3850 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3852 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3853 xmm register restore.
3855 2009-09-21 Jan Hubicka <jh@suse.cz>
3857 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3858 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3861 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3863 * stor-layout.c (layout_type): Remove obsolete code.
3865 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3868 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3870 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3873 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3874 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3875 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3876 * fold-const.c (const_binop): Likewise.
3877 * real.h (do_mpc_arg2): Update prototype.
3879 2009-09-20 Jan Hubicka <jh@suse.cz>
3881 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3882 (add_location_or_const_value_attribute): Rewrite using
3884 (tree_add_const_value_attribute): Return true if successful.
3885 (tree_add_const_value_attribute_for_decl): Likewise.
3887 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3888 (loc_descriptor): ... here;
3889 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3890 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3891 pool items that was not marked for output.
3892 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3893 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3894 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3895 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3896 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3897 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3898 DW_OP_stack_value to get address of items that are not available
3900 (dw_loc_list): Handle single element lists correctly.
3902 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3903 Pascal Obry <obry@adacore.com>
3905 * unwind-dw2-fde.c (classify_object_over_fdes):
3906 Cast the constant 1 to _Unwind_Ptr.
3907 (add_fdes): Likewise.
3908 (linear_search_fdes): Likewise.
3910 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3912 * stor-layout.c (set_sizetype): Avoid useless type copy.
3914 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3916 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3918 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3919 * configure, config.in: Regenerate.
3920 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3922 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3923 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3924 for global data if the output could be used in a shared library.
3925 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3926 to 0 if TARGET_WRITABLE_EH_FRAME.
3928 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3930 PR rtl-optimization/39886
3931 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3932 just when insn is equal to BB_END (bb).
3934 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3936 * config/mips/mips.opt (mrelax-pic-calls): New option.
3937 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3939 (mips_unspec_call): Change "unspec_call" expander into this.
3940 (mips_strip_unspec_call): New function.
3941 (mips_got_load): Call mips_unspec_call instead of
3942 gen_unspec_call<mode>.
3943 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3945 (mips_cfg_in_reorg): New function.
3946 (mips16_lay_out_constants): Use it to decide whether to call
3947 CFG-aware insn splitting.
3948 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3949 mips_reorg. Move DF set-up code from here ...
3950 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3952 (mips_reorg): Call mips_df_reorg instead of
3953 r10k_insert_cache_barriers. Move CFG set-up code here from
3954 r10k_insert_cache_barriers.
3955 (mips_call_expr_from_insn): New function.
3956 (mips_pic_call_symbol_from_set): Likewise.
3957 (mips_find_pic_call_symbol): Likewise.
3958 (mips_annotate_pic_call_expr): Likewise.
3959 (mips_get_pic_call_symbol): Likewise.
3960 (mips_annotate_pic_calls): Likewise.
3961 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3963 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3964 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3965 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3967 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3968 (unspec_call<mode>): Remove it.
3969 (sibcall_internal, sibcall_value_internal,
3970 sibcall_value_multiple_internal, call_internal, call_split,
3971 call_value_internal, call_value_split,
3972 call_value_multiple_internal, call_value_multiple_split): Pass
3973 SIZE_OPNO to MIPS_CALL.
3974 (call_internal_direct, call_direct_split,
3975 call_value_internal_direct, call_value_direct_split): Pass -1 as
3976 SIZE_OPNO to MIPS_CALL.
3977 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3978 * configure: Regenerate.
3979 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3980 and -mno-relax-pic-calls.
3981 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3983 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3986 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3987 in the directory this rule is called from, rather than the
3988 toplevel 'gcc' directory, to fix in-tree build.
3990 2009-09-19 Chris Demetriou <cgd@google.com>
3992 PR preprocessor/28435:
3993 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3994 to cpplib that the preprocessor output is needed.
3996 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3998 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3999 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
4000 *return_and_restore_fpregs_<mode>,
4001 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
4004 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
4005 instead of assuming it has always a REG inside of it.
4007 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
4009 * config/freebsd.h: Update comment on types.
4010 (WINT_TYPE): Define.
4012 2009-09-18 Jason Merrill <jason@redhat.com>
4014 * c.opt: Add -fno-deduce-init-list.
4016 2009-09-18 Neil Vachharajani <nvachhar@google.com>
4018 * value-prof.c (interesting_stringop_to_profile_p): Added output
4019 argument to indicate which parameter is the size parameter.
4020 * value-prof.c (gimple_stringop_fixed_value): Use
4021 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
4022 * value-prof.c (gimple_stringops_transform): Update call sites to
4023 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
4025 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
4028 From David Binderman <dcb314@hotmail.com>:
4029 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
4030 local variable f. Remove stale comments.
4031 (ix86_compute_frame_layout): Remove useless local variable total_size.
4032 Remove #if 0'd code.
4033 (legitimate_address_p): Remove useless local variables
4034 reason_rtx and reason.
4035 (ix86_split_copysign_const): Remove useless local variable op1.
4036 (scale_counter): Remove useless local variable piece_size_mask.
4038 2009-09-18 Jakub Jelinek <jakub@redhat.com>
4040 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
4043 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4046 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
4048 2009-09-17 Jakub Jelinek <jakub@redhat.com>
4050 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
4053 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
4055 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
4056 DW_OP_implicit_value even without dwarf_version 4.
4058 2009-09-17 Jan Hubicka <jh@suse.cz>
4060 * dwarf2out.c: Include tree-pass.h and gimple.h.
4061 (loc_list_plus_const): New function.
4062 (loc_descriptor_from_tree_1): Rename to ...
4063 (loc_descriptor_from_tree): ... remove original.
4064 (loc_list_from_tree): New function.
4065 (add_AT_location_description): Accept location list.
4066 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
4067 (concatn_mem_loc_descriptor): Remove.
4068 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
4070 (secname_for_decl): Move up.
4071 (hidden_reference_p): New function; break out from ...
4072 (loc_by_refernece): ... here; move up.
4073 (dw_loc_list): New function.
4074 (single_element_loc_list): New function.
4075 (single_element_loc_list_p): New function.
4076 (add_loc_descr_to_each): New function.
4077 (add_loc_list): New function.
4078 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
4079 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
4080 add diagnostics why expansion failed.
4081 (add_location_or_const_value_attribute): Support location lists.
4082 (add_bound_info): Likewise.
4083 (descr_info_loc): Update call of loc_descriptor_from_tree.
4084 (gen_variable_die): Work on location lists.
4085 * final.c (pass_final): Add dump file.
4086 * Makefile.in (dwarf2out.o): Add new dependencies.
4088 2009-09-17 Janis Johnson <janis187@us.ibm.com>
4091 * real.c decimal_from_integer, decimal_integer_string): New.
4092 (real_from_integer): Use them as special case for decimal float.
4093 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
4094 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
4095 Do not append zero after the decimal point in string to convert.
4097 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
4099 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
4100 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
4102 2009-09-17 Martin Jambor <mjambor@suse.cz>
4104 * common.opt (fipa-sra): New switch.
4105 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
4106 * timevar.def (TV_IPA_SRA): New timevar.
4107 * params.def (ipa-sra-ptr-growth-factor): New parameter.
4108 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
4109 * tree-sra.c: Include cgraph.c.
4110 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
4111 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
4112 and grp_not_necessarilly_dereferenced.
4113 (func_param_count): New variable.
4114 (encountered_apply_args): New variable.
4115 (bb_dereferences): New variable.
4116 (final_bbs): New variable.
4117 (no_accesses_representant): New variable.
4118 (no_accesses_p): New function.
4119 (dump_access): Dump the new fields.
4120 (sra_initialize): Set encountered_apply_args to false.
4121 (get_ssa_base_param): New function.
4122 (mark_parm_dereference): New function.
4123 (create_access): Caring for INIDRECT_REFs and different handling of
4124 varialble length accesses in early IPA SRA. Store the stmt - a new
4125 parameter - to the new access.
4126 (build_access_from_expr_1): New parameter stmt, passed to
4127 create_access. Handle INDIRECT_REFs.
4128 (build_access_from_expr): Pass the current statement to
4129 build_access_from_expr_1.
4130 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
4132 (build_accesses_from_assign): Pass the current statement to
4133 build_access_from_expr_1. Do not create assign links in IPA-SRA.
4134 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
4135 final_bbs when necessary. Check for calls to __builtin_apply_args.
4136 Fixup EH info if anythng was changed.
4137 (is_unused_scalar_param): New function.
4138 (ptr_parm_has_direct_uses): New function.
4139 (find_param_candidates): New function.
4140 (mark_maybe_modified): New function.
4141 (analyze_modified_params): New function.
4142 (propagate_dereference_distances): New function.
4143 (dump_dereferences_table): New function.
4144 (analyze_caller_dereference_legality): New function.
4145 (unmodified_by_ref_scalar_representative): New function.
4146 (splice_param_accesses): New function.
4147 (decide_one_param_reduction): New function.
4148 (enum ipa_splicing_result): New type.
4149 (splice_all_param_accesses): New function.
4150 (get_param_index): New function.
4151 (turn_representatives_into_adjustments): New function.
4152 (analyze_all_param_acesses): New function.
4153 (get_replaced_param_substitute): New function.
4154 (get_adjustment_for_base): New function.
4155 (replace_removed_params_ssa_names): New function.
4156 (sra_ipa_reset_debug_stmts): New function.
4157 (sra_ipa_modify_expr): New function.
4158 (sra_ipa_modify_assign): New function.
4159 (convert_callers): New function.
4160 (modify_function): New function.
4161 (ipa_sra_preliminary_function_checks): New function.
4162 (ipa_early_sra): New function.
4163 (ipa_early_sra_gate): New function.
4164 (pass_early_ipa_sra): New variable.
4165 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
4167 2009-09-17 Michael Matz <matz@suse.de>
4170 * tree.c (build_type_attribute_qual_variant): Export.
4171 * tree.h (build_type_attribute_qual_variant): Declare.
4172 * tree-inline.c (remap_type_1): Use it to build variants with
4173 the original qualifiers and attributes.
4175 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4177 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
4178 without a fallthrough edge.
4180 2009-09-16 DJ Delorie <dj@redhat.com>
4182 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
4183 chip and ignore the "fast_interrupt" attribute if so.
4185 2009-09-16 Richard Henderson <rth@redhat.com>
4188 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
4191 2009-09-16 Richard Henderson <rth@redhat.com>
4194 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
4195 is set only if DECL_NO_STATIC_CHAIN is unset.
4196 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
4197 (FOR_EACH_NEST_INFO): New.
4198 (walk_all_functions): Use it.
4199 (finalize_nesting_tree): Likewise.
4200 (unnest_nesting_tree): Likewise.
4201 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
4202 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
4203 (convert_gimple_call): Early out if gimple_call_chain already set.
4204 (convert_all_function_calls): Iterate until no new functions
4205 require a static chain.
4206 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
4207 when building a trampoline. Use dump_function_to_file instead
4209 (lower_nested_functions): Open dump_file. Validate that decls
4210 that have DECL_NO_STATIC_CHAIN from the front end don't have that
4211 bit reset by this pass.
4213 2009-09-16 Michael Matz <matz@suse.de>
4216 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
4217 shorten decl_common_unused.
4218 (DECL_RESTRICTED_P): New accessor.
4219 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
4220 to disambiguate marked decls and restrict pointers.
4222 2009-09-16 Richard Henderson <rth@redhat.com>
4225 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
4227 2009-09-16 Jakub Jelinek <jakub@redhat.com>
4229 * integrate.c (set_block_abstract_flags): Call
4230 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
4232 2009-09-16 Richard Guenther <rguenther@suse.de>
4235 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
4238 2009-09-16 DJ Delorie <dj@redhat.com>
4239 Kaz Kojima <kkojima@gcc.gnu.org>
4241 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
4242 (sh_expand_prologue): Update calls to output_stack_adjust.
4243 (sh_expand_epilogue): Likewise.
4245 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
4248 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
4249 trying to limit the extent of searches in the insn stream.
4251 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
4252 Jakub Jelinek <jakub@redhat.com>
4256 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
4258 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
4259 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
4260 (rs6000_savres_strategy): Always save FP registers inline if the
4261 target doesn't support hardware double-precision. Set the above
4262 bits in return value when needed.
4263 (rs6000_savres_routine_sym): Fix computation for cache selector.
4264 Mark the generated symbol as a function. Rename exitp argument to
4265 lr. Move code for determining the name of the symbol...
4266 (rs6000_savres_routine_name): ...here. New function. Add cases for
4267 getting the names right on AIX and 64-bit Linux.
4268 (savres_routine_name): New variable.
4269 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
4270 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
4271 on what the target routine uses as a base register. If savep && lr
4272 describe saving of r0 into memory slot.
4273 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
4274 line calls for AIX ABI.
4275 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
4276 determine FP save/restore functions.
4277 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
4278 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
4280 (rs6000_emit_epilogue): Adjust computation of restore_lr.
4281 Duplicate restoration of LR and execute the appropriate one
4282 depending on whether GPRs are being restored inline. Set r11 from
4283 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
4284 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
4285 Fix out of line calls for AIX ABI.
4286 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
4288 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
4290 (*restore_gpregs_spe): Likewise.
4291 (*return_and_restore_gpregs_spe): Likewise.
4292 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
4293 Define to empty string unconditionally.
4294 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
4295 Define to empty string unconditionally.
4296 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
4299 2009-09-15 Jan Hubicka <jh@suse.cz>
4301 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
4302 * params.def (inline-insns-auto): Likewise.
4304 2009-09-15 Martin Jambor <mjambor@suse.cz>
4306 * ipa-inline.c (estimate_function_body_sizes): Dump info about
4307 individual statements only at TDF_DETAILS dump level. Format
4308 source for 80 characters per line.
4310 2009-09-15 Christian Bruel <christian.bruel@st.com>
4312 * regrename.c (do_replace): Update REG_DEAD notes.
4314 2009-09-15 Revital Eres <eres@il.ibm.com>
4316 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
4317 * targhooks.c (default_builtin_support_vector_misalignment):
4318 New builtin function.
4319 * targhooks.h (default_builtin_support_vector_misalignment):
4321 * target.h (builtin_support_vector_misalignment):
4322 New field in struct gcc_target.
4323 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
4324 new builtin function.
4325 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
4327 * config/rs6000/rs6000.c
4328 (rs6000_builtin_support_vector_misalignment): New function.
4329 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
4331 2009-09-15 Jie Zhang <jie.zhang@analog.com>
4333 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
4335 (bfin_optimize_loop): Likewise.
4336 (bfin_gen_bundles): Likewise.
4337 (workaround_speculation): Likewise.
4338 (find_load): Return NULL_RTX for debug_insn.
4340 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
4342 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
4345 2009-09-14 DJ Delorie <dj@redhat.com>
4347 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
4348 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
4351 2009-09-14 Richard Henderson <rth@redhat.com>
4352 Jakub Jelinek <jakub@redhat.com>
4354 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
4355 * cfgbuild.c (make_edges): Handle asm goto.
4356 * cfglayout.c (fixup_reorder_chain): Likewise.
4357 * cfgrtl.c (patch_jump_insn): Likewise.
4358 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
4359 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
4360 (gimple_build_asm_vec): Add and use labels parameter.
4361 (gimple_build_asm): Remove.
4362 (walk_gimple_asm): Walk labels too.
4363 * gimple.def (GIMPLE_ASM): Update docs.
4364 * gimple.h: Update decls.
4365 (struct gimple_statement_asm): Change nc to use unsigned char;
4367 (gimple_asm_nlabels): New.
4368 (gimple_asm_label_op, gimple_asm_set_label_op): New.
4369 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
4370 into gimple_build_asm_vec.
4371 * jump.c (mark_jump_label_asm): New.
4372 (mark_jump_label): Use it.
4373 (redirect_jump_1): Handle asm goto.
4374 (invert_jump_1): Soft fail if X is null.
4375 * recog.c (extract_asm_operands): New.
4376 (asm_noperands): Use it; handle asm labels.
4377 (decode_asm_operands): Use extract_asm_operands.
4378 (asm_operand_ok): Properly handle empty string.
4379 * reg-stack.c (get_asm_operands_in_out): Rename from
4380 get_asm_operand_n_inputs; use extract_asm_operands; return both
4381 inputs and outputs by reference; update all callers.
4382 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
4383 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
4384 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
4385 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
4386 (extract_asm_operands): Declare.
4387 * stmt.c (expand_asm_operands): Add and use labels parameter.
4388 (check_unique_operand_names): Likewise.
4389 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
4390 (expand_asm_stmt): Handle asm labels.
4391 * tree-cfg.c (make_gimple_asm_edges): New.
4392 (make_edges): Use it.
4393 (cleanup_dead_labels): Handle asm labels.
4394 (is_ctrl_altering_stmt): Likewise.
4395 (gimple_redirect_edge_and_branch): Likewise.
4396 * tree.def (ASM_EXPR): Add 5th operand.
4397 * tree.h (ASM_LABELS): New.
4398 (resolve_asm_operand_names): Update decl.
4400 * c-parser.c (c_parser_asm_statement): Parse asm goto.
4401 (c_parser_asm_goto_operands): New.
4402 * c-tree.h (build_asm_expr): Update decl.
4403 * c-typeck.c (build_asm_expr): Add and use labels parameter.
4404 * doc/extend.texi: Document asm goto.
4406 2009-09-14 Richard Henderson <rth@redhat.com>
4408 * except.h: Update declarations.
4409 (struct pointer_map_t): Forward declare.
4410 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
4411 (struct eh_landing_pad_d, eh_landing_pad): New.
4412 (struct eh_catch_d, eh_catch): New.
4413 (struct eh_region_d): Remove next_region_sharing_label, aka,
4414 label, tree_label, landing_pad, post_landing_pad, resume,
4415 may_contain_throw. Rename region_number to index. Remove
4416 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
4417 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
4418 (VEC(eh_landing_pad,gc)): New.
4419 (struct eh_status): Remove last_region_number. Add lp_array,
4420 throw_stmt_table, ttype_data, ehspec_data.
4421 (ehr_next, FOR_ALL_EH_REGION_AT): New.
4422 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
4423 * except.c (lang_protect_cleanup_actions): Return tree.
4424 (struct ehl_map_entry): Remove.
4425 (init_eh_for_function): Push zero entries for region and lp_array.
4426 (gen_eh_region): Add to region_array immediately.
4427 (gen_eh_region_catch): Operate on eh_catch objects.
4428 (gen_eh_landing_pad): New.
4429 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
4430 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
4431 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
4432 (get_eh_landing_pad_from_number_fn): New.
4433 (get_eh_landing_pad_from_number): New.
4434 (get_eh_region_from_lp_number_fn): New.
4435 (get_eh_region_from_lp_number): New.
4436 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
4437 (get_exception_pointer, get_exception_filter): Remove.
4438 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
4439 (current_function_has_exception_handlers): Simplify.
4440 (bring_to_root, eh_region_replaceable_by_p): Remove.
4441 (replace_region, hash_type_list, hash_eh_region): Remove.
4442 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
4443 (label_to_region_map, num_eh_regions): Remove.
4444 (get_next_region_sharing_label, must_not_throw_labels): Remove.
4445 (find_exception_handler_labels): Remove.
4446 (duplicate_eh_regions_0, find_prev_try): Remove.
4447 (struct duplicate_eh_regions_data): New.
4448 (duplicate_eh_regions_1): Rewrite.
4449 (duplicate_eh_regions): Return a pointer map instead of an
4451 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
4452 (redirect_eh_edge_to_label): Remove.
4453 (eh_region_outermost): Rewrite using eh_region pointers
4454 instead of integers.
4455 (add_ttypes_entry): Update for ttype_data move to eh_status.
4456 (add_ehspec_entry): Rewrite with VEC instead of varray.
4457 (assign_filter_values): Likewise. Export.
4458 (build_post_landing_pads, connect_post_landing_pads): Remove.
4459 (dw2_build_landing_pads): Rewrite to use lp_array.
4460 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
4461 (sjlj_assign_call_site_values): Rewrite to use lp_array.
4462 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
4463 (sjlj_mark_call_sites): Update for landing pad numbers.
4464 (finish_eh_generation): Rewrite.
4465 (gate_handle_eh): Do nothing for no eh tree.
4466 (pass_rtl_eh): Move up near finish_eh_generation.
4467 (remove_eh_landing_pad): New.
4468 (remove_eh_handler): Export.
4469 (remove_eh_region, remove_eh_handler_and_replace): Remove.
4470 (for_each_eh_label): Rewrite to use lp_array.
4471 (make_reg_eh_region_note): New.
4472 (make_reg_eh_region_note_nothrow_nononlocal): New.
4473 (insn_could_throw_p): New.
4474 (copy_reg_eh_region_note_forward): New.
4475 (copy_reg_eh_region_note_backward): New.
4476 (check_handled, add_reachable_handler): Remove.
4477 (reachable_next_level, foreach_reachable_handler): Remove.
4478 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
4479 (get_eh_region_and_lp_from_rtx): New.
4480 (get_eh_region_from_rtx): New.
4481 (can_throw_internal_1, can_throw_external_1): Remove.
4482 (can_throw_internal): Use get_eh_region_from_rtx.
4483 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
4484 (insn_nothrow_p, can_nonlocal_goto): New.
4485 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
4486 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
4487 (add_action_record): Use VEC not varray.
4488 (collect_one_action_chain): Update for eh_region changes.
4489 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
4490 Use get_eh_region_and_lp_from_rtx.
4491 (gate_convert_to_eh_region_ranges): New.
4492 (pass_convert_to_eh_region_ranges): Use it.
4493 (push_uleb128, push_sleb128): Use VEC not varray.
4494 (output_one_function_exception_table): Likewise.
4495 (dump_eh_tree): Update for eh_region changes.
4496 (verify_eh_tree): Likewise.
4497 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
4498 * tree-eh.c: Include target.h.
4499 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
4500 Don't disallow GIMPLE_RESX; adjust argument check.
4501 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
4502 (record_stmt_eh_region): Update for landing pad numbers;
4503 generate a landing pad if necessary.
4504 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
4505 (remove_stmt_from_eh_lp_fn): Similarly.
4506 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
4507 Update for lp numbers; don't special case missing throw_stmt_table.
4508 (lookup_expr_eh_lp): Similarly.
4509 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
4510 (eh_seq, eh_region_may_contain_throw): New.
4511 (struct leh_state): Add ehp_region.
4512 (struct leh_tf_state): Remove eh_label.
4513 (emit_post_landing_pad): New.
4514 (emit_resx, emit_eh_dispatch): New.
4515 (note_eh_region_may_contain_throw): New.
4516 (frob_into_branch_around): Take eh_region not eh label;
4517 emit eh code into eh_seq.
4518 (honor_protect_cleanup_actions): Early exit for no actions. Don't
4519 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
4520 lower_eh_must_not_throw. Emit code to eh_seq.
4521 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
4522 (lower_try_finally_onedest): Likewise.
4523 (lower_try_finally_copy): Likewise.
4524 (lower_try_finally_switch): Likewise.
4525 (lower_try_finally): Initialize ehp_region.
4526 (lower_catch): Update for eh_catch objects.
4527 (lower_eh_filter): Don't handle must_not_throw.
4528 (lower_eh_must_not_throw): New.
4529 (lower_cleanup): Don't set eh_label.
4530 (lower_eh_constructs_2): Resolve eh builtins.
4531 Handle GIMPLE_EH_MUST_NOT_THROW.
4532 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
4533 Add eh_seq to the end of the function body.
4534 (make_eh_dispatch_edges): New.
4535 (make_eh_edge): Remove.
4536 (make_eh_edges): Simplify for landing pads.
4537 (redirect_eh_edge_1): New.
4538 (redirect_eh_edge): Use it.
4539 (redirect_eh_dispatch_edge): New.
4540 (stmt_could_throw_p): Use a switch. Allow RESX.
4541 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
4542 (stmt_can_throw_internal): Likewise.
4543 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
4544 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
4545 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
4546 (gate_refactor_eh): New.
4547 (pass_refactor_eh): Use it.
4548 (lower_resx, execute_lower_resx, pass_lower_resx): New.
4549 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
4550 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
4551 (remove_unreachable_handlers): Rename from
4552 tree_remove_unreachable_handlers; rewrite for landing pads;
4553 call remove_eh_handler directly.
4554 (remove_unreachable_handlers_no_lp): New.
4555 (unsplit_eh, unsplit_all_eh): New.
4556 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
4557 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
4558 (cleanup_empty_eh_unsplit): New.
4559 (cleanup_empty_eh): Rewrite.
4560 (cleanup_all_empty_eh): New.
4561 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
4562 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
4563 (gate_cleanup_eh): New.
4564 (pass_cleanup_eh): Use it.
4565 (verify_eh_edges): Move later in file. Expect one EH edge.
4566 (verify_eh_dispatch_edge): New.
4568 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4569 (gtype-desc.o): Add TARGET_H.
4570 (tree.o): Use EXCEPT_H, not except.h.
4571 (cfgbuild.o): Add EXPR_H.
4572 (GTFILES): Add vecprim.h.
4573 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4574 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4575 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4576 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4577 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4578 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4579 calls to can_throw_internal.
4580 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4581 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4582 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4583 (expand_gimple_stmt): Use make_reg_eh_region_note.
4584 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4585 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4586 or find_exception_handler_labels.
4587 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4588 there is exacly one EH edge. Use can_nonlocal_goto and
4590 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4591 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4592 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4593 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4594 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4595 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4596 * dse.c (scan_insn): Use insn_could_throw_p.
4597 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4598 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4599 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4600 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4601 EXC_PTR_EXPR or FILTER_EXPR.
4602 (tree_expr_nonzero_warnv_p): Likewise.
4603 * function.h: Include vecprim.h, not varray.h
4604 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4605 move ttype_data and ehspec_data members to struct eh_status; change
4606 action_record_data member to a VEC.
4607 * gcse.c (hash_scan_set): Use can_throw_internal.
4608 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4609 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4610 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4611 (block_may_fallthru): Don't handle RESX_EXPR.
4612 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4613 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4614 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4615 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4616 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4617 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4618 (gimple_size): Likewise.
4619 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4620 (gimple_build_resx): Use gimple_build_with_ops.
4621 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4622 (is_gimple_val): Likewise.
4623 (is_gimple_stmt): Remove RESX_EXPR.
4624 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4625 (GIMPLE_RESX): Reorder with other EH constructs.
4626 * gimple.h (struct gimple_statement_eh_mnt): New.
4627 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4628 (gimple_eh_filter_must_not_throw): Remove.
4629 (gimple_eh_filter_set_must_not_throw): Remove.
4630 (gimple_eh_must_not_throw_fndecl): New.
4631 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4632 (is_gimple_resx): New.
4633 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4634 Don't copy EH_FILTER_MUST_NOT_THROW.
4635 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4636 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4637 handle must_not_throw_labels specially.
4638 * ipa-pure-const.c (check_call): Update debug statement for LP.
4639 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4640 * ipa-utils.c (get_base_var): Likewise.
4641 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4642 * lower-subreg.c (move_eh_region_note): Remove.
4643 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4644 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4645 (create_task_copyfn): Likewise.
4646 (maybe_catch_exception): Use gimple_build_eh_filter.
4647 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4648 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4649 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4650 and pass_lower_resx.
4651 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4652 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4653 can_throw_internal, can_nonlocal_goto.
4654 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4655 copy_reg_eh_region_note_forward.
4656 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4657 (emit_output_reload_insns): Likewise.
4658 (copy_eh_notes): Remove.
4659 * rtl.def (RESX): Remove.
4660 * rtl.h: Update declarations.
4661 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4662 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4663 (update_eh_label): Remove.
4664 (cleanup_dead_labels_eh): New.
4665 (cleanup_deal_labels): Use it instead of update_eh_label.
4666 (gimple_merge_blocks): Update landing pad data structure when
4667 removing a landing pad label.
4668 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4669 test; handle GIMPLE_EH_MUST_NOT_THROW.
4670 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4671 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4672 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4673 (verify_stmt): Likewise. Verify landing pads.
4674 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4675 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4676 (struct move_stmt_d): Add eh_map.
4677 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4678 (move_stmt_r): Remap eh region numbers in builtin calls,
4679 resx and eh_dispatch.
4680 (move_block_to_fn): Remove eh_offset parameter. Use
4681 maybe_duplicate_eh_stmt_fn.
4682 (find_outermost_region_in_block): Operate on eh_region pointers
4683 instead of region numbers.
4684 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4685 duplicate_eh_regions.
4686 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4687 test earlier. Disallow EH landing pads.
4688 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4689 * tree-flow.h: Update declarations.
4690 (struct tree_ann_common_d): Replace rn with lp_nr.
4691 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4692 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4693 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4694 resx and eh_dispatch.
4695 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4696 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4697 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4698 from duplicate_eh_regions.
4699 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4700 update RESX; handle EH_DISPATCH.
4701 (expand_call_inline): Set eh_lp_nr, not eh_region.
4702 (maybe_inline_call_in_expr): Likewise.
4703 * tree-inline.h (struct copy_body_data): Replace eh_region with
4704 eh_lp_nr, eh_region_offset with eh_map.
4705 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4706 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4707 * tree-pretty-print.c (dump_generic_node): Don't handle
4708 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4709 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4710 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4711 EXC_PTR_EXPR, FILTER_EXPR.
4712 * tree-ssa-operands.c (get_expr_operands): Likewise.
4713 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4714 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4715 (ao_ref_init_from_vn_reference): Likewise.
4716 * tree-ssa-sink.c (statement_sink_location): Likewise.
4717 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4718 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4719 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4720 EXC_PTR_EXPR, FILTER_EXPR.
4721 (is_exception_related): Remove.
4722 (compute_avail): Don't call it.
4723 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4724 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4725 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4726 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4728 (build_resx): Remove.
4729 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4730 * tree.h: Update declarations.
4731 (EH_FILTER_MUST_NOT_THROW): Remove.
4732 (struct tree_label_decl): Add eh_landing_pad_nr.
4733 (EH_LANDING_PAD_NR): New.
4734 * value-prof.c (gimple_ic): Tidy variable names. Update for
4735 landing pad numbers.
4736 (gimple_stringop_fixed_value): Tidy variable names. Assert
4737 that neither call stmt can throw.
4738 * vecprim.h (uchar): New.
4739 (VEC(uchar,heap), VEC(uchar,gc)): New.
4741 * c-common.c (c_define_builtins): Update call to
4742 build_common_builtin_nodes.
4743 * c-parser.c (c_parse_file): Don't call
4744 default_init_unwind_resume_libfunc.
4746 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4748 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4749 (mips_cprestore_address_p): Likewise.
4750 (mips_save_gp_to_cprestore_slot): Likewise.
4751 (mips_restore_gp): Rename to...
4752 (mips_restore_gp_from_cprestore_slot): ...this.
4753 (mips_must_initialize_gp_p): Declare.
4754 (mips_emit_save_slot_move): Likewise.
4755 (mips_output_load_label): Return nothing.
4756 (mips_eh_uses): Declare.
4757 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4758 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4759 (TARGET_ABSOLUTE_JUMPS): Likewise.
4760 (EH_USES): Likewise.
4761 (FIRST_PSEUDO_REGISTER): Update comment.
4762 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4763 (MIPS_CALL): ...here.
4764 (REGISTER_NAMES): Add $cprestore.
4765 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4766 Add load_label_length, has_inflexible_gp_insn_p,
4767 has_flexible_gp_insn_p, must_initialize_gp_p and
4768 must_restore_gp_when_clobbered_p.
4769 (mips_expand_call): Don't generate split instructions here.
4770 (mips_split_call): Update the call to mips_restore_gp after
4771 the above name change.
4772 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4773 (mips_find_gp_ref): New function.
4774 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4775 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4776 (mips_insn_has_flexible_gp_ref_p): Likewise.
4777 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4778 (mips_function_has_gp_insn): Delete.
4779 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4780 Use the new functions above. Only return INVALID_REGNUM
4781 for TARGET_ABSOLUTE_JUMPS.
4782 (mips_must_initialize_gp_p): New function.
4783 (mips_get_cprestore_base_and_offset): New function, extracted from...
4784 (mips_cprestore_slot): ...here. Take a bool parameter.
4785 (mips_cfun_has_cprestore_slot_p): New function.
4786 (mips_cprestore_address_p): Likewise.
4787 (mips_save_gp_to_cprestore_slot): Likewise.
4788 (mips_restore_gp): Rename to...
4789 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4790 epilogue_completed. Update the call to mips_cprestore_slot.
4791 Test cfun->machine->must_restore_gp_when_clobbered_p.
4792 (mips_direct_save_slot_move_p): New function.
4793 (mips_emit_save_slot_move): Likewise.
4794 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4795 of cfun->machine->global_pointer.
4796 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4797 (mips_save_reg): Use mips_emit_save_slot_move.
4798 (mips_expand_prologue): Set must_initialize_gp_p.
4799 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4800 for all cprestore saves. Emit a use_cprestore instruction after
4801 setting up the cprestore slot.
4802 (mips_restore_reg): Use mips_emit_save_slot_move.
4803 (mips_process_load_label): New function.
4804 (mips_load_label_length): Likewise.
4805 (mips_output_load_label): Don't return asm: output it here instead.
4806 Use mips_process_load_label.
4807 (mips_adjust_insn_length): Adjust the length of branch instructions
4808 that have length MAX_PIC_BRANCH_LENGTH.
4809 (mips_output_conditional_branch): Update the call to
4810 mips_output_load_label. Assume the branch target is OPERANDS[0]
4811 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4812 (mips_output_order_conditional_branch): Swap the meaning of
4813 OPERANDS[0] and OPERANDS[1].
4814 (mips_variable_issue): Don't count ghost instructions.
4815 (mips_expand_ghost_gp_insns): New function.
4816 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4817 (mips_output_mi_thunk): Set must_initialize_gp_p.
4818 (mips_eh_uses): New function.
4819 * config/mips/predicates.md (cprestore_save_slot_operand)
4820 (cprestore_load_slot_operand): New predicates.
4821 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4822 (UNSPEC_MOVE_GP): Likewise.
4823 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4824 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4825 (CPRESTORE_SLOT_REGNUM): New register.
4826 (MAX_PIC_BRANCH_LENGTH): New constant.
4827 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4828 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4829 branches. Fix commentary.
4830 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4831 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4832 Change type to "ghost".
4833 (loadgp_absolute_<mode>): Likewise.
4834 (loadgp_rtp_<mode>): Likewise.
4835 (copygp_mips16): Likewise.
4836 (loadgp_blockage): Remove redundant mode attribute.
4837 (potential_cprestore): New instruction.
4838 (cprestore): Turn into an unspec set.
4839 (use_cprestore): New instruction.
4840 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4841 (*branch_fp_inverted): Likewise.
4842 (*branch_order<mode>): Likewise.
4843 (*branch_order<mode>_inverted): Likewise.
4844 (*branch_equality<mode>): Likewise.
4845 (*branch_equality<mode>_inverted): Likewise.
4846 (*branch_bit<bbv><mode>): Likewise.
4847 (*branch_bit<bbv><mode>_inverted): Likewise.
4848 (*branch_equality<mode>_mips16): Remove redundant mode.
4849 (jump): Turn into a define_expand.
4850 (*jump_absolute): New instruction.
4851 (*jump_pic): Likewise.
4852 (*jump_mips16): Rename previously-unnamed pattern. Remove
4853 redundant mode attribute.
4854 (restore_gp): Split on epilogue_completed rather than
4855 reload_completed. Change type to "ghost".
4856 (move_gp<mode>): New instruction.
4857 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4858 Remove redundant mode attribute.
4859 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4860 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4861 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4863 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4866 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4867 are returned in the same register (vs34 or v2) that Altivec vector
4868 types are returned in.
4869 (rs6000_libcall_value): Ditto.
4872 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4873 instead of explicit addsi3/adddi3 calls.
4874 (rs6000_split_multireg_move): Ditto.
4875 (rs6000_emit_allocate_stack): Ditto.
4876 (rs6000_emit_prologue): Ditto.
4877 (rs6000_output_mi_thunk): Ditto.
4879 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4880 size is 64 bits if we can use 64-bit registers.
4882 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4884 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4887 From Jie Zhang <jie.zhang@analog.com>:
4888 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4889 save FP and RETS with saveall attribute.
4890 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4891 with saveall attribute.
4893 * config/bfin/bfin.c (bfin_expand_builtin,
4894 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4897 From Jie Zhang <jie.zhang@analog.com>:
4898 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4899 before use in two places.
4900 * config/bfin/bfin.md (AREG): Define mode iterator.
4901 (reload_in, reload_out): Use mode iterator AREG.
4903 2009-09-14 Richard Guenther <rguenther@suse.de>
4906 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4907 EH personality path.
4909 2009-09-13 Richard Guenther <rguenther@suse.de>
4910 Rafael Avila de Espindola <espindola@google.com>
4912 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4913 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4914 (LANG_HOOKS_INITIALIZER): Adjust.
4915 (lhd_pass_through_t): Declare.
4916 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4918 * langhooks.c (lhd_pass_through_t): New function.
4919 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4920 dwarf2out_begin_prologue): Use personality from current_function_decl.
4921 * expr.h (get_personality_function): Declare.
4922 * expr.c (get_personality_function): New function.
4923 (build_personality_function): Likewise.
4924 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4925 (eh_personality_libfunc): Remove.
4926 * optabs.c (build_libfunc_function): New function split out from ...
4927 (init_one_libfunc): ... here.
4928 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4929 (tree_function_decl): Add personality.
4930 (lhd_gcc_personality): Declare.
4931 (build_personality_function): Likewise.
4932 * tree.c (gcc_eh_personality_decl): New.
4933 (lhd_gcc_personality): New function.
4934 * except.h (lang_eh_runtime_type): Remove.
4935 (enum eh_personality_kind): New.
4936 (build_personality_function): Declare.
4937 (function_needs_eh_personality): Declare.
4938 * except.c (lang_eh_runtime_type): Remove.
4939 (function_needs_eh_personality): New function.
4940 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4941 (sjlj_emit_function_enter, output_function_exception_table):
4942 Use personality from current_function_decl.
4943 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4944 * tree-inline.c (tree_can_inline_p): Do not inline across different
4946 (expand_call_inline): Likewise. Adjust the callers EH personality.
4947 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4948 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4949 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4950 (c-parser.o): Likewise
4951 * c-tree.h (c_eh_initialized_p): Remove.
4952 (c_maybe_initialize_eh): Likewise.
4953 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4954 (finish_decl): Don't call c_maybe_initialize_eh.
4955 (c_eh_initialized_p): Remove.
4956 (c_maybe_initialize_eh): Likewise.
4957 * c-parser.c (c_parser_omp_construct): Likewise.
4958 (c_parse_file): Initialize exception handling.
4960 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4962 * config.gcc (tm_file): Remove i386/biarch32.h
4963 for i?86-w64-mingw* case.
4964 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4966 * config.host: Set for x64 mingw the option
4967 use_long_long_for_widest_fast_int to yes.
4969 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4971 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4972 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4973 (dbxout_begin_function): Likewise.
4974 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4975 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4976 set on the function.
4977 (final_end_function): Likewise.
4978 (final_scan_insn): Likewise.
4979 (rest_of_handle_final): Likewise.
4980 * varasm.c (assemble_start_function): Likewise.
4981 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4983 2009-09-12 Jason Merrill <jason@redhat.com>
4985 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4986 * opts.c (common_handle_option): constify.
4988 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4990 * doc/install.texi (avr): Remove obsolete reference site.
4992 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4994 * doc/install.texi (Binaries): Adjust AIX link.
4996 2009-09-12 Akim Demaille <demaille@gostai.com>
4998 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4999 Use an imperative sentence.
5001 2009-09-11 Richard Henderson <rth@redhat.com>
5003 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
5004 structure-name and has-tree-operands arguments; update all entries.
5005 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
5007 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
5008 (gsstruct_code_size): New.
5009 (gss_for_code_): New.
5010 (gss_for_code): Remove.
5011 (gimple_size): Rewrite using gsstruct_code_size.
5012 (gimple_statement_structure): Move to gimple.h.
5013 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
5014 (gss_for_code, gimple_statement_structure): New.
5015 (gimple_ops): Use new arrays; tidy.
5017 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5019 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
5020 operand to be a PLUS expression.
5021 * config/pa/pa.c (pa_secondary_reload): Likewise.
5023 2009-09-11 Jakub Jelinek <jakub@redhat.com>
5025 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
5027 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
5030 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
5032 From Jie Zhang <jie.zhang@analog.com>:
5033 * doc/extend.texi (node Function Attributes): Document l2
5035 (node Blackfin Variable Attributes): Document l2 variable attributes.
5037 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
5039 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
5040 to match the system compiler's configuration at inflection point.
5041 Add comment to remark a remaining difference with system compiler.
5043 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
5044 * configure: Regenerate.
5046 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
5048 From Jie Zhang <jie.zhang@analog.com>:
5049 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
5050 (bfin_handle_l2_attribute): New.
5051 (bfin_attribute_table): Add l2 attribute.
5053 2009-09-11 Michael Matz <matz@suse.de>
5056 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
5057 on the local_decls list.
5059 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
5063 * cselib.c (cselib_expand_value_rtx_cb): Document callback
5065 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
5066 for VALUEs, to implement the documented interface.
5067 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
5068 Adjust for VALUEs and anything else, to implement the
5069 documented interface.
5071 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
5073 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
5074 with actual SPE/paired vector modes before using 64-bit alignment.
5075 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
5077 2009-09-10 DJ Delorie <dj@redhat.com>
5079 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
5082 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
5083 * config/mep/mep.c (mep_legitimate_constant_p): New.
5084 * config/mep/mep-protos.h: Prototype it.
5086 2009-09-10 Richard Henderson <rth@redhat.com>
5088 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
5090 2009-09-10 Jason Merrill <jason@redhat.com>
5092 * tree.c (chain_index): New fn.
5093 * tree.h: Declare it.
5095 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5097 * config/sol2-c.c (cmn_err_length_specs): Initialize
5098 scalar_identity_flag.
5100 2009-09-10 Richard Henderson <rth@redhat.com>
5102 * tree.h (struct tree_decl_common): Move align member earlier;
5103 move label_decl_uid member ...
5104 (struct tree_label_decl): ... here.
5105 (LABEL_DECL_UID): Update to match.
5107 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
5110 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
5111 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
5113 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
5114 dest_prev if the edge is complex.
5116 * tree-cfg.c (is_ctrl_stmt): Use a switch.
5118 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
5119 loop latch tests earlier.
5121 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
5122 before GIMPLE_RETURN, not after its predecessor; insert
5125 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
5126 gimple_seq_empty_p to test for no PHI nodes.
5127 * tree-cfg.c (split_critical_edges): Likewise.
5129 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
5131 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
5133 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
5134 introduced by the VTA branch merge.
5136 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
5138 * ira-conflicts.c: Use fputs or putc instead of fprintf
5142 * tree-switch-conversion.c: Ditto.
5144 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
5146 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
5147 introduced by the VTA branch merge.
5149 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
5152 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
5154 PR rtl-optimization/39779
5155 * expr.c (convert_modes): Return when mode == oldmode after
5156 CONST_INTs are processed.
5158 2009-09-10 Nick Clifton <nickc@redhat.com>
5160 * config/mep/mep.c (mep_encode_section_info): Copy weakness
5161 attribute and referring decl when creating renamed symbol.
5163 2009-09-10 Richard Guenther <rguenther@suse.de>
5166 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
5168 (cgraph_finalize_compilation_unit): Compute reachability
5169 before emitting thunks. Properly process aliases before
5170 possibly removing unreachable nodes.
5172 2009-09-10 Richard Guenther <rguenther@suse.de>
5175 * tree.c (struct free_lang_data_d): Add worklist member.
5176 (find_decls_types_r): Push onto the worklist instead of recursing.
5177 Handle TREE_BINFOs properly.
5178 (find_decls_types): New function wrapped around find_decls_types_r
5179 to process the worklist.
5180 (find_decls_types_in_eh_region): Use it.
5181 (find_decls_types_in_node): Likewise.
5182 (find_decls_types_in_var): Likewise.
5183 (free_lang_data_in_cgraph): Likewise. Free the worklist.
5184 * tree.h (RECORD_OR_UNION_TYPE_P): New.
5185 (AGGREGATE_TYPE_P): Adjust.
5187 2009-09-09 Jason Merrill <jason@redhat.com>
5189 * configure.ac: Check glibc version even if we have an in-tree
5192 2009-09-09 Anthony Green <green@moxielogic.com>
5194 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
5195 the constant 0 when appropriate.
5196 * config/moxie/constraints.md: Add constraint O.
5198 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
5199 to pass up to 6 32-bit argument values in registers.
5200 (moxie_function_arg): Ditto.
5201 (moxie_arg_partial_bytes): Ditto.
5202 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
5203 (REG_PARM_STACK_SPACE): Ditto.
5204 (FUNCTION_ARG_REGNO_P): Ditto.
5206 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
5207 instruction to allocate stack space.
5209 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
5211 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
5212 unnecessarily stringent constraints. Fix address
5213 calculation in the splitters.
5215 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
5217 PR rtl-optimization/39779
5218 * expr.c (convert_modes): Return when mode == oldmode after
5219 CONST_INTs are processed.
5221 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
5224 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
5225 (ix86_expand_prologue): Take frame.padding0 into logic of
5227 (ix86_expand_epilogue): Likewise.
5229 2009-09-09 Jakub Jelinek <jakub@redhat.com>
5231 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
5233 (SHLIB_LINK, SHLIB_INSTALL): Use them.
5234 * config/t-slibgcc-libgcc: New file.
5235 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
5237 2009-09-09 Martin Jambor <mjambor@suse.cz>
5239 PR tree-optimization/41089
5240 * tree-sra.c (find_var_candidates): Do not consider va_lists in
5243 2009-09-09 Richard Henderson <rth@redhat.com>
5245 * gimple.h (CASE_GIMPLE_OMP): New.
5246 (is_gimple_omp): Use it.
5247 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
5248 (verify_gimple_debug): Likewise.
5250 2009-09-09 Richard Guenther <rguenther@suse.de>
5252 PR tree-optimization/41101
5253 * tree-ssa-pre.c (maximal_set): Remove.
5254 (compute_antic_aux): Treat the maximal set as implicitly all ones.
5255 Defer all blocks we didn't visit at least one successor.
5256 (add_to_exp_gen): Do not add to the maximal set.
5257 (make_values_for_phi): Likewise.
5258 (compute_avail): Likewise.
5259 (init_pre): Do not allocate the maximal set.
5260 (execute_pre): Do not dump it.
5262 2009-09-09 Martin Jambor <mjambor@suse.cz>
5264 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
5265 an SSA_NAME rather than a is_gimple_variable.
5267 2009-09-09 Richard Guenther <rguenther@suse.de>
5270 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
5271 code dealing with plain pointer bases.
5272 (maybe_fold_offset_to_reference): Likewise.
5273 (maybe_fold_stmt_addition): Adjust.
5275 2009-09-09 Richard Guenther <rguenther@suse.de>
5277 * tree.c (free_lang_data_in_type): Do not free the type variant
5279 (free_lang_data): Merge char_type_node with its properly signed
5281 (pass_ipa_free): Collect after freeing language specific data.
5283 2009-09-09 Michael Matz <matz@suse.de>
5286 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
5287 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
5288 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
5291 2009-09-08 DJ Delorie <dj@redhat.com>
5293 * config/mep/mep.c (conversions[]): Add "ml" pattern.
5295 2009-09-04 Jason Merrill <jason@redhat.com>
5297 * tree.c (tree_find_value): Remove.
5298 * tree.h: Remove prototype.
5299 * varasm.c (assemble_external): Use value_member instead.
5301 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5303 * toplev.c (process_options): Choose default debugging type when
5304 gtoggle enables debug info and type is unset.
5306 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5310 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
5313 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5315 * configure: Rebuilt with modified libtool.m4.
5317 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5322 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
5324 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5326 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
5327 (remove_statement): Likewise.
5328 (rewrite_use_nonlinear_expr): Adjust.
5329 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
5330 * tree-ssa.c (release_defs_bitset): ... this. New.
5331 * tree-flow.h (release_defs_bitset): Declare.
5333 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5336 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
5337 in the middle block.
5339 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
5341 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
5342 via intptr_t to long type.
5343 (insert_operand_rank): Cast long type via intptr_t to
5345 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
5347 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
5348 from pointer to unsigned via uintptr_t.
5350 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
5351 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
5353 * configure: Regenerated.
5354 * config.in: Regenerated
5355 * system.h (stdint.h): Add include.
5356 (inttypes.h): Likewise.
5357 * Makefile.in (aclocal): Add config/stdint.m4.
5358 * aclocal.m4: Regenerated.
5360 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
5362 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
5364 (note_np_check_stores): New function.
5365 (harmless_null_pointer_p): New function.
5366 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
5367 changed. Take into account whether we're in the shadow of a condjump
5368 that tested NP_REG for NULL.
5369 Lose all code that tested for SEQUENCEs.
5370 (workaround_speculation): Avoid inserting NOPs for loads that are
5371 either always executed or a NULL pointer.
5373 2009-09-08 Jan Hubicka <jh@suse.cz>
5375 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
5376 * params.def (early-inlining-insns): Likewise.
5378 2009-09-08 Jakub Jelinek <jakub@redhat.com>
5380 PR rtl-optimization/41239
5381 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
5382 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
5384 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
5385 across calls, as the calls might not always return normally.
5386 (call_may_noreturn_p): New function.
5387 (deps_analyze_insn): Update last_function_call_may_noreturn list.
5388 (init_deps): Initialize it.
5389 (remove_from_deps): Also remove calls from
5390 last_function_call_may_noreturn list.
5392 2009-09-07 Richard Henderson <rth@redhat.com>
5394 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
5395 more VR->OPERANDS than LHS operands. Free LHS before returning.
5397 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5399 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
5400 (attr "addrtype"): New member "spreg".
5401 Use it if mem_spfp_address_operand is true for the address.
5402 (attr "type"): New entry "stall".
5403 (cpu_unit "load"): New.
5404 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
5406 (insn_reservation "loadsp"): New.
5407 (insn_reservation "load_stall1"): New.
5408 (insn_reservation "load_stall3"): New.
5410 * config/bfin/predicates.md (const1_operand, const3_operand): New.
5411 (mem_p_address_operand): Exclude stack and frame pointer based
5413 (mem_spfp_address_operand): New; match them here.
5414 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
5415 (bfin_reorg): Call it if scheduling insns.
5416 (bfin_gen_bundles): Remove dummy insns created by
5417 add_sched_insns_for_speculation.
5419 From Jie Zhang <jie.zhang@analog.com>:
5420 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
5421 bfin_si_revision, bfin_workarounds): Move these ...
5422 * config/bfin/bfin.h: ... here.
5424 From Mike Frysinger <michael.frysinger@analog.com>
5425 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
5426 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
5427 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
5428 bf547m, bf548m, and bf549m.
5429 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
5430 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
5431 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
5432 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
5433 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
5434 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
5435 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
5436 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
5437 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
5438 bf542m, bf544m, bf547m, bf548m, and bf549m.
5440 From Jie Zhang <jie.zhang@analog.com>:
5441 * config/bfin/predicates.md (p_register_operand): New predicate.
5442 (dp_register_operand): New predicate.
5443 * config/bfin/bfin-protos.h (WA_05000074): Define.
5444 (ENABLE_WA_05000074): Define.
5445 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
5446 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
5447 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
5448 (define_attr addrtype): Allow load/store register to be P register.
5449 (define_attr storereg): New.
5450 (define_cpu_unit anomaly_05000074): New.
5451 (define_insn_reservation dsp32shiftimm): New.
5452 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
5453 (define_insn_reservation loadp): Cannot use slot2.
5454 (define_insn_reservation loadsp): Cannot use slot2.
5455 (define_insn_reservation storep): Cannot use slot2. Does not
5456 apply when working around 05000074.
5457 (define_insn_reservation storep_anomaly_05000074): New.
5458 (define_insn_reservation storei): Does not apply when working
5460 (define_insn_reservation storei_anomaly_05000074): New.
5461 (define_attr length): Add dsp32shiftimm case.
5462 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
5463 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
5464 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
5465 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
5466 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
5468 2009-09-07 Martin Jambor <mjambor@suse.cz>
5471 * tree-sra.c (create_artificial_child_access): Return NULL if
5472 build_ref_for_offset fails.
5473 (propagate_subacesses_accross_link): Allow build_ref_for_offset
5474 and create_artificial_child_access to fail.
5476 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5479 * unwind-dw2.c (uw_init_context_1): Mark noinline.
5480 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
5481 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
5483 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5485 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
5486 block, ensure it has an exit edge. Emit a barrier after a jump.
5488 2009-09-07 Nick Clifton <nickc@redhat.com>
5490 * gcc.c (this_is_linker_script): New variable. Like
5491 this_is_library_file but for the %T constructor.
5492 (end_going_arg): If this_is_linker_script is set then locate the
5493 script and insert a --script switch before it
5494 (do_spec_2): Initialise this_is_linker_script.
5495 (do_spec_1): Likewise. Handle %T construct.
5496 (eval_spec_function): Preserve this_is_linker_script.
5497 * doc/invoke.texi: Document %T construct in spec files.
5498 * config/m32c/m32c.h (LIB_SPEC): Use it.
5500 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5502 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
5503 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
5504 when volatile flag is set.
5505 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
5507 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
5510 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
5511 (combine_stack_adjustments_for_block): Allow insns between stack
5512 adjustments and stores with corresponding pre-(dec|inc)rement or
5513 pre-modify operation.
5515 2009-09-06 Jakub Jelinek <jakub@redhat.com>
5518 * combine-stack-adj.c (struct csa_memlist): Rename to...
5519 (struct csa_reflist): ... this. Rename mem field to ref.
5520 (free_csa_memlist): Rename to...
5521 (free_csa_reflist): ... this.
5522 (record_one_stack_memref): Rename to...
5523 (record_one_stack_ref): ... this. Handle also REG_P.
5524 (try_apply_stack_adjustment): Handle also REG_P.
5525 (struct record_stack_memrefs_data): Rename to...
5526 (struct record_stack_refs_data): ... this. Rename memlist field to
5528 (record_stack_memrefs): Rename to...
5529 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
5530 subexpressions instead of failing when a MEM contains SP references.
5531 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
5532 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
5534 2009-09-06 Richard Guenther <rguenther@suse.de>
5537 * tree.c (build_array_type): Do not record types marked
5538 with structural equality in the canonical type hashtable.
5540 2009-09-06 Richard Guenther <rguenther@suse.de>
5543 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
5545 2009-09-05 Richard Guenther <rguenther@suse.de>
5548 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
5550 2009-09-05 Richard Guenther <rguenther@suse.de>
5553 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
5555 2009-09-05 Richard Guenther <rguenther@suse.de>
5558 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
5559 before comparing function argument types.
5561 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5564 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5567 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5570 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5572 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5573 locators before emit_insn is called.
5575 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5578 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5579 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5580 (reginfo_init): Don't call allocate_reg_info.
5582 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5585 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5586 NONDEBUG_INSN_P instead of INSN_P.
5588 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5591 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5593 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5596 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5597 pattern of the split.
5599 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5601 * toplev.c (process_options): Move setter of flag_var_tracking
5602 before other tests that depend on it. Move down setter of
5603 flag_rename_registers. Don't enable var-tracking-assignments
5604 by default if selective scheduling is enabled. Warn if both
5607 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5609 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5610 comment. Use switch statement to catch overlaps between rtx
5611 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5612 (IS_DECL_CODE): ... here. Remove.
5613 (check_value_is_not_decl): Remove.
5614 (dv_from_decl, dv_from_value): Check after conversion.
5616 2009-09-04 Richard Guenther <rguenther@suse.de>
5619 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5620 after emitting tunks. Move emitting thunks and ctors from ...
5621 (cgraph_optimize): ... here. Remove redundant
5622 cgraph_analyze_functions.
5623 * varasm.c (find_decl_and_mark_needed): Remove no longer
5625 (finish_aliases_1): Adjust check for thunk aliases.
5627 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5629 * config/arm/arm.md (ctzsi2): Added braces
5630 to avoid warning that broke booststrap.
5632 2009-09-04 Martin Jambor <mjambor@suse.cz>
5634 PR tree-optimization/41112
5635 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5636 handle variable-bounded arrays.
5637 (expr_with_var_bounded_array_refs_p): New function.
5638 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5640 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5642 * config/s390/2097.md: Removed two incorrect bypasses.
5643 (z10_fsimpdf): Fixed latency.
5644 (z10_fhex): New insn_reservation.
5645 (z10_floaddf): Fixed latency.
5646 (z10_floadsf): Fixed latency.
5647 (z10_ftrunctf): Fixed latency.
5648 (z10_ftruncdf): Fixed latency.
5649 * config/s390/s390.c (z10_cost): Fixed values.
5650 (s390_adjust_priority): Added z10 path.
5651 * config/s390/s390.md (type): Added fhex.
5652 (*mov<mode>_64dfp): Updated type attribute.
5653 (*mov<mode>_64): Updated type attribute.
5654 (*mov<mode>_31): Updated type attribute.
5655 (*mov<mode>"): Likewise.
5656 * config/s390/2084.md (x_fsimpdf): Updated condition.
5658 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5660 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5661 RTXs in the predicate for operand 1.
5663 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5665 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5666 (rbitsi2): New insn.
5667 (ctzsi2): New expand.
5668 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5670 2009-09-03 Martin Jambor <mjambor@suse.cz>
5672 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5673 (create_artificial_child_access): Use build_ref_for_offset instead
5674 of duplicate_expr_for_different_base.
5675 (propagate_subacesses_accross_link): Likewise.
5677 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5679 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5681 (mips16e_collect_argument_saves): Skip debug instructions.
5682 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5683 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5684 (r10k_insert_cache_barriers): Likewise.
5685 (mips_reorg_process_insns): Likewise.
5687 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5690 * ira.c (update_equiv_reg): Remove check on class likely spill.
5692 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5695 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5696 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5700 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5701 the stack slot if it is passed by invisible reference.
5702 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5703 by invisible reference.
5705 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5707 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5708 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5709 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5711 * config/bfin/sync.md: New file.
5712 * config/bfin/bfin.md: Include it.
5713 (UNSPEC_ATOMIC): New.
5714 (UNSPEC_ONES): Provide a unique number.
5716 From Jie Zhang <jie.zhang@analog.com>:
5717 * config/bfin/bfin.c (ret_regs): New.
5718 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5719 (must_save_rets_p): New.
5720 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5721 current_function_is_leaf.
5722 (do_link): Likewise.
5723 (do_unlink): Likewise.
5724 (expand_interrupt_handler_prologue): Use ret_regs array.
5725 (expand_interrupt_handler_epilogue): Use ret_regs array and
5726 pass return register to gen_return_internal.
5727 (bfin_expand_epilogue): Pass return register to
5728 gen_return_internal.
5729 (bfin_expand_call): Explicitly clobber RETS.
5730 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5731 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5732 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5733 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5735 (return_internal): Take a reg rtx rather than the register number.
5737 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5739 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5740 when comparing against estimated_loop_iterations_int return.
5742 2009-09-03 Richard Guenther <rguenther@suse.de>
5744 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5745 eh_personality_libfunc.
5747 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5749 * tree-parloops.c (separate_decls_in_region): Add space.
5751 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5753 * tree-parloops.c (separate_decls_in_region): Change the condition
5754 checking if there are reductions in the loop.
5756 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5758 PR tree-optimization/38275
5759 * tree-parloops.c (parallelize_loops): Replace profitability condition
5760 for expected number of iterations.
5762 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5764 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5765 (bootstrap-debug): Explain conditions in which it becomes default.
5766 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5769 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5771 * doc/invoke.texi (Optimize Options): Move
5772 -finline-small-functions to the -O2 list.
5774 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5776 * toplev.c (process_options): Enable var-tracking-assignments
5777 by default if var-tracking is enabled.
5779 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5781 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5783 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5784 * rtl.h (prev_nonnote_insn_bb): Declare it.
5786 2009-09-03 Diego Novillo <dnovillo@google.com>
5788 * cgraph.c (cgraph_node_for_decl): New.
5789 * cgraph.h (cgraph_node_for_decl): Declare.
5790 * tree.c (host_integerp): Return 0 if T is NULL.
5792 2009-09-03 Diego Novillo <dnovillo@google.com>
5794 * tree.h (struct alias_pair): Move from varasm.c.
5795 (alias_pairs): Likewise.
5796 (TYPE_MAXVAL): Define.
5797 (TYPE_MINVAL): Define.
5798 (iterative_hash_host_wide_int): Declare.
5799 (remove_unreachable_alias_pairs): Declare.
5800 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5801 * diagnostic.c (default_diagnostic_starter): Make extern.
5802 (default_diagnostic_finalizer): Make extern.
5803 * diagnostic.h (default_diagnostic_starter): Declare.
5804 (default_diagnostic_finalizer): Declare.
5805 (default_tree_printer): Declare.
5806 * toplev.c (default_tree_printer): Make extern.
5808 2009-09-03 Richard Guenther <rguenther@suse.de>
5809 Diego Novillo <dnovillo@google.com>
5811 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5812 * cgraphunit.c (cgraph_expand_function): Do not emit
5813 associated thunks from here.
5814 (cgraph_emit_thunks): New.
5815 (cgraph_optimize): Call it.
5816 Return if any IPA pass finds an error.
5817 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5820 2009-09-03 Simon Baldwin <simonb@google.com>
5821 Rafael Espindola <espindola@google.com>
5822 Richard Guenther <rguenther@suse.de>
5823 Doug Kwan <dougkwan@google.com>
5824 Diego Novillo <dnovillo@google.com>
5826 * tree.c: Include tree-pass.h, langhooks-def.h,
5827 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5828 (free_lang_data_in_type): New.
5829 (need_assembler_name_p): New.
5830 (free_lang_data_in_block): New.
5831 (free_lang_data_in_decl): New.
5832 (struct free_lang_data_d): New.
5833 (add_tree_to_fld_list): New.
5834 (find_decls_types_r): New.
5835 (get_eh_types_for_runtime): New.
5836 (find_decls_types_in_eh_region): New.
5837 (find_decls_types_in_node): New.
5838 (find_decls_types_in_var): New.
5839 (free_lang_data_in_cgraph): New.
5840 (free_lang_data): New.
5841 (gate_free_lang_data): New.
5842 (pass_ipa_free_lang_data): New.
5844 2009-09-03 Diego Novillo <dnovillo@google.com>
5846 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5847 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5848 (lang_hooks): Remove const qualifier.
5849 * ipa.c (cgraph_remove_unreachable_nodes): Call
5850 remove_unreachable_alias_pairs.
5851 * except.c (add_type_for_runtime): Check if TYPE has
5852 already been converted.
5853 (lookup_type_for_runtime): Likewise.
5854 (check_handled): Handle converted types.
5855 * varasm.c (remove_unreachable_alias_pairs): New.
5856 * gimple.c: Include demangle.h.
5857 (gimple_decl_printable_name): New.
5858 (gimple_fold_obj_type_ref): New.
5859 * gimple.h (gimple_decl_printable_name): Declare.
5860 (gimple_fold_obj_type_ref): Declare.
5861 * passes.c (init_optimization_passes): Add pass
5862 pass_ipa_free_lang_data.
5863 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5864 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5866 2009-09-03 Diego Novillo <dnovillo@google.com>
5868 * c-lang.c (lang_hooks): Remove const qualifier.
5870 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5872 * doc/install.texi (*-*-freebsd*): Update target information.
5874 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5876 * hard-reg-set.h (call_fixed_regs): Remove.
5877 * reginfo.c (call_fixed_regs): Remove.
5878 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5879 (globalize_reg): Don't use call_fixed_regs.
5880 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5883 2009-09-01 Michael Matz <matz@suse.de>
5885 * expr.h (emit_storent_insn, expand_expr_real_1,
5886 expand_expr_real_2): Declare.
5887 * expr.c (emit_storent_insn, expand_expr_real_1,
5888 expand_expr_real_2): Export.
5889 (store_expr): Setting and evaluating dont_return_target is useless.
5890 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5891 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5892 * except.c (expand_resx_expr): Rename to ...
5893 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5894 * except.h (expand_resx_stmt): Declare.
5895 * stmt.c: Add include gimple.h
5896 (expand_asm_expr): Rename to ...
5897 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5898 (expand_case): Rewrite to take gimple statement.
5899 * tree.h (expand_asm_stmt): Declare.
5900 (expand_case): Change prototype.
5901 * Makefile.in (stmt.o): Depend on gimple.h.
5902 * builtins.c (expand_builtin_synchronize): Build gimple asm
5903 statement, not an ASM_EXPR.
5904 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5905 gimple_to_tree, release_stmt_tree): Remove.
5906 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5907 ggc_free, but hold comparison code and operands separately.
5908 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5909 (expand_call_stmt, expand_gimple_stmt_1,
5910 expand_gimple_stmt): New helpers.
5911 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5912 release_stmt_tree. Call expand_gimple_stmt instead.
5913 (expand_gimple_basic_block): Ditto.
5915 * calls.c (emit_call_1): Don't look at EH regions here, make
5916 fntree parameter useless.
5917 (expand_call): New local rettype for TREE_TYPE(exp), use it
5918 throughout. Remove local p, use addr instead.
5919 Don't look at EH regions here.
5921 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5923 * doc/invoke.texi (-fsched-pressure): Document it.
5924 (-fsched-reg-pressure-heuristic): Remove it.
5926 * reload.c (ira.h): Include.
5927 (find_reloads): Add choosing reload on number of small spilled
5930 * haifa-sched.c (ira.h): Include.
5931 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5932 saved_reg_pressure, curr_reg_live, saved_reg_live,
5933 region_ref_regs): New variables.
5934 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5935 initiate_reg_pressure_info, setup_ref_regs,
5936 initiate_bb_reg_pressure_info, save_reg_pressure,
5937 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5939 (setup_insn_reg_pressure_info): New function.
5940 (rank_for_schedule): Add pressure checking and insn issue time.
5941 Remove comparison of insn reg weights.
5942 (ready_sort): Set insn reg pressure info.
5943 (update_register_pressure, setup_insn_max_reg_pressure,
5944 update_reg_and_insn_max_reg_pressure,
5945 sched_setup_bb_reg_pressure_info): New functions.
5946 (schedule_insn): Add code for printing and updating reg pressure info.
5947 (find_set_reg_weight, find_insn_reg_weight): Remove.
5948 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5949 (debug_ready_list): Print reg pressure info.
5950 (schedule_block): Ditto. Check insn issue time.
5951 (sched_init): Set up sched_pressure_p. Allocate and set up some
5952 reg pressure related info.
5953 (sched_finish): Free some reg pressure related info.
5954 (fix_tick_ready): Make insn always ready if pressure_p.
5955 (init_h_i_d): Don't call find_insn_reg_weight.
5956 (haifa_finish_h_i_d): Free insn reg pressure info.
5958 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5959 ira_memory_move_cost, ira_class_hard_regs,
5960 ira_class_hard_regs_num, ira_no_alloc_regs,
5961 ira_available_class_regs, ira_reg_class_cover_size,
5962 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5964 * ira-lives.c (single_reg_class): Check mode to find how many
5965 registers are necessary for operand.
5966 (ira_implicitly_set_insn_hard_regs): New.
5968 * common.opt (fsched-pressure): New options.
5969 (fsched-reg-pressure-heuristic): Remove.
5971 * ira.c (setup_eliminable_regset): Rename to
5972 ira_setup_eliminable_regset. Make it external.
5973 (expand_reg_info): Pass cover class to setup_reg_classes.
5974 (ira): Call resize_reg_info instead of allocate_reg_info.
5976 * sched-deps.c: Include ira.h.
5977 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5978 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5979 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5980 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5981 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5982 mark_insn_reg_store, mark_insn_reg_clobber,
5983 setup_insn_reg_pressure_info): New.
5984 (sched_analyze_1): Update implicit_reg_pending_uses.
5985 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5986 Use them to create dependencies. Set insn reg uses and pressure
5987 info. Process reg_pending_uses in one place.
5988 (free_deps): Free implicit sets.
5989 (remove_from_deps): Remove implicit sets if necessary. Check
5990 implicit sets when clearing reg_last_in_use.
5991 (init_deps_global): Clear implicit_reg_pending_clobbers and
5992 implicit_reg_pending_uses.
5994 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5995 ira_memory_move_cost, ira_class_hard_regs,
5996 ira_class_hard_regs_num, ira_no_alloc_regs,
5997 ira_available_class_regs, ira_reg_class_cover_size,
5998 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5999 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
6000 ira_implicitly_set_insn_hard_regs): New prototypes.
6002 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
6003 cost_elements_num): New variables.
6004 (allocno_costs, total_costs): Rename to costs and
6005 total_allocno_costs.
6006 (COSTS_OF_ALLOCNO): Rename to COSTS.
6007 (allocno_pref): Rename to pref.
6008 (allocno_pref_buffer): Rename to pref_buffer.
6009 (common_classes): Rename to regno_cover_class.
6011 (record_reg_classes): Set allocno attributes only if allocno_p.
6012 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
6013 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
6014 and COSTS_OF_ALLOCNO.
6015 (print_costs): Rename to print_allocno_costs.
6016 (print_pseudo_costs): New.
6017 (process_bb_node_for_costs): Split into 2 functions with new
6018 function process_bb_for_costs. Pass BB to process_bb_for_costs.
6019 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
6020 new parameter dump_file. Use cost_elements_num instead of
6021 ira_allocnos_num. Make one iteration if preferred classes were
6022 already calculated for scheduler. Make 2 versions of code
6023 depending on allocno_p.
6024 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
6025 regno_cover_class and COSTS instead of common_classes and
6027 (init_costs, finish_costs): New.
6028 (ira_costs): Set up allocno_p and cost_elements_num. Call
6029 init_costs and finish_costs.
6030 (ira_set_pseudo_classes): New.
6032 * rtl.h (allocate_reg_info): Remove.
6033 (resize_reg_info): Change return type.
6034 (reg_cover_class): New.
6035 (setup_reg_classes): Add new parameter.
6037 * sched-int.h (struct deps_reg): New member implicit_sets.
6038 (sched_pressure_p, sched_regno_cover_class): New external definitions.
6039 (INCREASE_BITS): New macro.
6040 (struct reg_pressure_data, struct reg_use_data): New.
6041 (struct _haifa_insn_data): Remove reg_weight. Add members
6042 reg_pressure, reg_use_list, reg_set_list, and
6043 reg_pressure_excess_cost_change.
6044 (struct deps): New member implicit_sets.
6045 (pressure_p): New variable.
6046 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
6047 (struct reg_pressure_data, struct reg_use_data): New.
6048 (INSN_REG_WEIGHT): Remove.
6049 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
6050 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
6051 (sched_init_region_reg_pressure_info,
6052 sched_setup_bb_reg_pressure_info): New prototypes.
6054 * reginfo.c (struct reg_pref): New member coverclass.
6055 (reg_cover_class): New function.
6056 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
6057 (reg_info_size): New variable.
6058 (allocate_reg_info): Make static. Setup reg_info_size.
6059 (resize_reg_info): Use reg_info_size. Return flag of resizing.
6060 (setup_reg_classes): Add a new parameter. Setup cover class too.
6062 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
6065 * sched-rgn.c (deps_join): Set up implicit_sets.
6066 (schedule_region): Set up region and basic blocks pressure
6069 * passes.c (init_optimization_passes): Move
6070 pass_subregs_of_mode_init before pass_sched.
6072 2009-09-02 Martin Jambor <mjambor@suse.cz>
6074 * tree-sra.c (struct access): New field grp_hint.
6075 (dump_access): Dump grp_hint.
6076 (sort_and_splice_var_accesses): Set grp_hint if a group is read
6078 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
6079 those which have been specifically read and somehow written to.
6080 (propagate_subacesses_accross_link): Set grp_hint of right child and
6081 also possibly of the left child.
6083 2009-09-02 Jakub Jelinek <jakub@redhat.com>
6085 * tree-object-size.c (addr_object_size): Always use object_size_type
6086 0 or 2 when determining the pointer pointed object size.
6088 2009-09-02 Richard Guenther <rguenther@suse.de>
6091 2009-08-31 Richard Guenther <rguenther@suse.de>
6093 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6094 to query if the memory regions for memmove overlap.
6095 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6096 asserts on pointers, instead deal with odd trees.
6097 (ptr_derefs_may_alias_p): Likewise.
6098 (refs_may_alias_p_1): Constructor bases also never alias.
6100 2009-08-01 Christian Bruel <christian.bruel@st.com>
6103 2009-07-31 Christian Bruel <christian.bruel@st.com>
6104 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6106 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
6108 * doc/invoke.texi (-fvar-tracking-assignments): New.
6109 (-fvar-tracking-assignments-toggle): New.
6110 (-fdump-final-insns=file): Mark filename as optional.
6111 (--param min-nondebug-insn-uid): New.
6112 (-gdwarf-@{version}): Mention version 4.
6113 * opts.c (common_handle_option): Accept it.
6114 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
6115 * regrename.c (regrename_optimize): Drop last. Don't count debug
6116 insns as uses. Don't reject change because of debug insn.
6117 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
6118 from the chain starter, and check for inexact matches in DEBUG_INSNS.
6119 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
6120 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
6121 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
6122 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
6123 * doc/gimple.texi (is_gimple_debug): New.
6124 (gimple_debug_bind_p): New.
6125 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
6126 * doc/install.texi (bootstrap-debug): More details.
6127 (bootstrap-debug-big, bootstrap-debug-lean): Document.
6128 (bootstrap-debug-lib): More details.
6129 (bootstrap-debug-ckovw): Update.
6130 (bootstrap-time): New.
6131 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
6132 (insert_phi_nodes_for): Insert debug stmts.
6133 (rewrite_stmt): Take iterator. Insert debug stmts.
6134 (rewrite_enter_block): Adjust.
6135 (maybe_replace_use_in_debug_stmt): New.
6136 (rewrite_update_stmt): Use it.
6137 (mark_use_interesting): Return early for debug stmts.
6138 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
6139 stmts before replacing stmt.
6140 (move_computations_stmt): Likewise.
6141 * ira-conflicts.c (add_copies): Skip debug insns.
6142 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
6143 (regstat_bb_compute_ri): Skip debug insns.
6144 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
6145 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
6146 check_loop_closed_ssa_stmt): Skip debug stmts.
6147 * tree-tailcall.c (find_tail_calls): Likewise.
6148 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
6149 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
6150 (build_var_debug_value_stat): Declare.
6151 (build_var_debug_value): Define.
6152 (target_for_debug_bind): Declare.
6153 * reload.c (find_equiv_reg): Skip debug insns.
6154 * rtlanal.c (reg_used_between_p): Skip debug insns.
6155 (side_effects_p): Likewise.
6156 (canonicalize_condition): Likewise.
6157 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
6158 insns never depend on debug insns.
6159 (create_ddg_dep_no_link): Likewise.
6160 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
6161 Don't add inter-loop dependencies for debug insns.
6162 (build_intra_loop_deps): Likewise.
6163 (create_ddg): Count debug insns.
6164 * ddg.h (struct ddg::num_debug): New.
6165 (num_backargs): Pair up with previous int field.
6166 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
6167 -fcompare-debug-second.
6168 * final.c (get_attr_length_1): Skip debug insns.
6169 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
6170 * gcc.c (invoke_as): Call compare-debug-dump-opt.
6171 (driver_self_specs): Map -fdump-final-insns to
6172 -fdump-final-insns=..
6173 (get_local_tick): New.
6174 (compare_debug_dump_opt_spec_function): Test for . argument and
6175 compute output name. Compute temp output spec without flag name.
6176 Compute -frandom-seed.
6177 (OPT): Undef after use.
6178 * cfgloopanal.c (num_loop_insns): Skip debug insns.
6179 (average_num_loop_insns): Likewise.
6180 * params.h (MIN_NONDEBUG_INSN_UID): New.
6181 * gimple.def (GIMPLE_DEBUG): New.
6182 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
6183 * auto-inc-dec.c (merge_in_block): Skip debug insns.
6184 (merge_in_block): Fix whitespace.
6185 * toplev.c (flag_var_tracking): Update comment.
6186 (flag_var_tracking_assignments): New.
6187 (flag_var_tracking_assignments_toggle): New.
6188 (process_options): Don't open final insns dump file if we're not
6189 going to write to it. Compute defaults for var_tracking.
6190 * df-scan.c (df_insn_rescan_debug_internal): New.
6191 (df_uses_record): Handle debug insns.
6192 * haifa-sched.c (ready): Initialize n_debug.
6193 (contributes_to_priority): Skip debug insns.
6194 (dep_list_size): New.
6196 (rank_for_schedule): Likewise. Schedule debug insns as soon as
6197 they're ready. Disregard previous debug insns to make decisions.
6198 (queue_insn): Never queue debug insns.
6199 (ready_add, ready_remove_first, ready_remove): Count debug insns.
6200 (schedule_insn): Don't reject debug insns because of issue rate.
6201 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
6202 (queue_to_ready): Skip and discount debug insns.
6203 (choose_ready): Let debug insns through.
6204 (schedule_block): Check boundary debug insns. Discount debug
6205 insns, schedule them early. Adjust whitespace.
6206 (set_priorities): Check for boundary debug insns.
6207 (add_jump_dependencies): Use dep_list_size.
6208 (prev_non_location_insn): New.
6209 (check_cfg): Use it.
6210 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
6212 (remove_unused_ivs): Reset debug stmts.
6213 * modulo-sched.c (const_iteration_count): Skip debug insns.
6214 (res_MII): Discount debug insns.
6215 (loop_single_full_bb_p): Skip debug insns.
6216 (sms_schedule): Likewise.
6217 (sms_schedule_by_order): Likewise.
6218 (ps_has_conflicts): Likewise.
6219 * caller-save.c (refmarker_fn): New.
6220 (save_call_clobbered_regs): Replace regs with saved mem in
6222 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
6223 Call refmarker_fn mark for hardregnos.
6224 (mark_reg_as_referenced): New.
6225 (replace_reg_with_saved_mem): New.
6226 * ipa-pure-const.c (check_stmt): Skip debug stmts.
6227 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
6229 (cse_extended_basic_block): Skip debug insns.
6230 (count_reg_usage): Likewise.
6231 (is_dead_reg): New, split out of...
6232 (set_live_p): ... here.
6233 (insn_live_p): Use it for debug insns.
6234 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
6235 (execute_optimize_stdarg): Likewise.
6236 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6237 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
6238 changes in debug stmts as changes.
6239 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
6240 (moveup_expr): Don't move across debug insns. Don't move
6241 debug insn if it would create a bookkeeping block.
6242 (moveup_expr_cached): Don't use cache for debug insns that
6243 are heads of blocks.
6244 (compute_av_set_inside_bb): Skip debug insns.
6245 (sel_rank_for_schedule): Schedule debug insns first. Remove
6247 (block_valid_for_bookkeeping_p); Support lax searches.
6248 (create_block_for_bookkeeping): Adjust block numbers when
6249 encountering debug-only blocks.
6250 (find_place_for_bookkeeping): Deal with debug-only blocks.
6251 (generate_bookkeeping_insn): Accept no place to insert.
6252 (remove_temp_moveop_nops): New argument full_tidying.
6253 (prepare_place_to_insert): Deal with debug insns.
6254 (advance_state_on_fence): Debug insns don't start cycles.
6255 (update_boundaries): Take fence as argument. Deal with
6257 (schedule_expr_on_boundary): No full_tidying on debug insns.
6258 (fill_insns): Deal with debug insns.
6259 (track_scheduled_insns_and_blocks): Don't count debug insns.
6260 (need_nop_to_preserve_insn_bb): New, split out of...
6261 (remove_insn_from_stream): ... this.
6262 (fur_orig_expr_not_found): Skip debug insns.
6263 * rtl.def (VALUE): Move up.
6265 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
6266 (nearest_common_dominator_of_uses): Take debug_stmts argument.
6267 Set it if debug stmts are found.
6268 (statement_sink_location): Skip debug stmts. Propagate
6269 moving defs into debug stmts.
6270 * ifcvt.c (first_active_insn): Skip debug insns.
6271 (last_active_insns): Likewise.
6272 (cond_exec_process_insns): Likewise.
6273 (noce_process_if_block): Likewise.
6274 (check_cond_move_block): Likewise.
6275 (cond_move_convert_if_block): Likewise.
6276 (block_jumps_and_fallthru_p): Likewise.
6277 (dead_or_predicable): Likewise.
6278 * dwarf2out.c (debug_str_hash_forced): New.
6279 (find_AT_string): Add comment.
6280 (gen_label_for_indirect_string): New.
6281 (get_debug_string_label): New.
6282 (AT_string_form): Use it.
6283 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
6284 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
6285 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
6286 several operations that cannot be represented with DWARF opcodes.
6287 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
6288 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
6289 (dwarf2out_var_location): Take during-call mark into account.
6290 (output_indirect_string): Update comment. Output if there are
6291 label and references.
6292 (prune_indirect_string): New.
6293 (prune_unused_types): Call it if debug_str_hash_forced.
6294 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
6295 (dw_long_long_const): Remove.
6296 (struct dw_val_struct): Change val_long_long type to rtx.
6297 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
6298 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
6299 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
6300 component instead of HOST_BITS_PER_LONG.
6301 (output_loc_operands): Likewise. For const8* assert
6302 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
6303 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
6304 rather than HOST_BITS_PER_LONG is >= 64.
6305 (add_AT_long_long): Remove val_hi and val_lo arguments, add
6307 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
6308 HOST_BITS_PER_LONG for dw_val_class_long_long.
6309 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
6310 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
6311 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
6313 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
6314 Handle DW_OP_implicit_value.
6315 (extract_int): Move prototype earlier.
6316 (mem_loc_descriptor): For SUBREG punt if inner
6317 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
6318 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
6319 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
6320 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
6321 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
6322 instead of Pmode size.
6323 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
6324 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
6325 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
6326 (concat_loc_descriptor, concatn_loc_descriptor,
6327 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
6328 (add_location_or_const_value_attribute): Likewise. For single
6329 location loc_lists attempt to use add_const_value_attribute
6330 for constant decls. Add DW_AT_const_value even if
6331 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
6333 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
6334 (control_flow_insn_p): Likewise.
6335 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
6336 (separate_decls_in_region_debug_bind): New.
6337 (separate_decls_in_region): Process debug bind stmts afterwards.
6338 * recog.c (verify_changes): Handle debug insns.
6339 (extract_insn): Likewise.
6340 (peephole2_optimize): Skip debug insns.
6341 * dse.c (scan_insn): Skip debug insns.
6342 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
6344 (setup_id_for_insn): Handle debug insns.
6345 (maybe_tidy_empty_bb): Adjust whitespace.
6346 (tidy_control_flow): Skip debug insns.
6347 (sel_remove_insn): Adjust for debug insns.
6348 (sel_estimate_number_of_insns): Skip debug insns.
6349 (create_insn_rtx_from_pattern): Handle debug insns.
6350 (create_copy_of_insn_rtx): Likewise.
6351 * sel-sched-.h (sel_bb_end): Declare.
6352 (sel_bb_empty_or_nop_p): New.
6353 (get_all_loop_exits): Use it.
6354 (_eligible_successor_edge_p): Likewise.
6355 (return_nop_to_pool): Adjust.
6356 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
6357 * ira-lives.c (process_bb_node_lives): Skip debug insns.
6358 * gimple-pretty-print.c (dump_gimple_debug): New.
6359 (dump_gimple_stmt): Use it.
6360 (dump_bb_header): Skip gimple debug stmts.
6361 * regmove.c (optimize_reg_copy_1): Discount debug insns.
6362 (fixup_match_2): Likewise.
6363 (regmove_backward_pass): Likewise. Simplify combined
6364 replacement. Handle debug insns.
6365 * function.c (instantiate_virtual_regs): Handle debug insns.
6366 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
6367 * print-rtl.h: Include cselib.h.
6368 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
6369 * df.h (df_inns_rescan_debug_internal): Declare.
6370 * gcse.c (alloc_hash_table): Estimate n_insns.
6371 (cprop_insn): Don't regard debug insns as changes.
6372 (bypass_conditional_jumps): Skip debug insns.
6373 (one_pre_gcse_pass): Adjust.
6374 (one_code_hoisting_pass): Likewise.
6375 (compute_ld_motion_mems): Skip debug insns.
6376 (one_cprop_pass): Adjust.
6377 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
6378 (if_convertible_stmt_p): Handle debug stmts.
6379 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
6380 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
6381 * ira-build.c (create_bb_allocnos): Skip debug insns.
6382 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
6383 (has_single_use): Likewise.
6384 (single_imm_use): Likewise.
6385 (num_imm_uses): Likewise.
6386 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
6387 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
6388 (create_outofssa_var_map): Likewise.
6389 * lower-subreg.c (adjust_decomposed_uses): New.
6390 (resolve_debug): New.
6391 (decompose_multiword_subregs): Use it.
6392 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
6393 * emit-rtl.c: Include params.h.
6394 (cur_debug_insn_uid): Define.
6395 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
6396 (copy_rtx_if_shared_1): Handle debug insns.
6397 (reset_used_flags): Likewise.
6398 (set_used_flags): LIkewise.
6399 (get_max_insn_count): New.
6400 (next_nondebug_insn): New.
6401 (prev_nondebug_insn): New.
6402 (make_debug_insn_raw): New.
6403 (emit_insn_before_noloc): Handle debug insns.
6404 (emit_jump_insn_before_noloc): Likewise.
6405 (emit_call_insn_before_noloc): Likewise.
6406 (emit_debug_insn_before_noloc): New.
6407 (emit_insn_after_noloc): Handle debug insns.
6408 (emit_jump_insn_after_noloc): Likewise.
6409 (emit_call_insn_after_noloc): Likewise.
6410 (emit_debug_insn_after_noloc): Likewise.
6411 (emit_insn_after): Take loc from earlier non-debug insn.
6412 (emit_jump_insn_after): Likewise.
6413 (emit_call_insn_after): Likewise.
6414 (emit_debug_insn_after_setloc): New.
6415 (emit_debug_insn_after): New.
6416 (emit_insn_before): Take loc from later non-debug insn.
6417 (emit_jump_insn_before): Likewise.
6418 (emit_call_insn_before): Likewise.
6419 (emit_debug_insn_before_setloc): New.
6420 (emit_debug_insn_before): New.
6421 (emit_insn): Handle debug insns.
6422 (emit_debug_insn): New.
6423 (emit_jump_insn): Handle debug insns.
6424 (emit_call_insn): Likewise.
6426 (init_emit): Take min-nondebug-insn-uid into account.
6427 Initialize cur_debug_insn_uid.
6428 (emit_copy_of_insn_after): Handle debug insns.
6429 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
6430 location of single rhs in place.
6431 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
6432 (floor_sdiv_adjust): New.
6433 (cell_sdiv_adjust): New.
6434 (cell_udiv_adjust): New.
6435 (round_sdiv_adjust): New.
6436 (round_udiv_adjust): New.
6437 (wrap_constant): Moved from cselib.
6438 (unwrap_constant): New.
6439 (expand_debug_expr): New.
6440 (expand_debug_locations): New.
6441 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
6443 (gimple_expand_cfg): Expand debug locations.
6444 * cselib.c: Include tree-pass.h.
6445 (struct expand_value_data): New.
6446 (cselib_record_sets_hook): New.
6447 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
6448 (cselib_clear_table): Move, and implemnet in terms of...
6449 (cselib_reset_table_with_next_value): ... this.
6450 (cselib_get_next_unknown_value): New.
6451 (discard_useless_locs): Don't discard preserved values.
6452 (cselib_preserve_value): New.
6453 (cselib_preserved_value_p): New.
6454 (cselib_preserve_definitely): New.
6455 (cselib_clear_preserve): New.
6456 (cselib_preserve_only_values): New.
6457 (new_cselib_val): Take rtx argument. Dump it in details.
6458 (cselib_lookup_mem): Adjust.
6459 (expand_loc): Take regs_active in struct. Adjust. Silence
6460 dumps unless details are requested.
6461 (cselib_expand_value_rtx_cb): New.
6462 (cselib_expand_value_rtx): Rename and reimplment in terms of...
6463 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
6464 without details. Copy more subregs. Try to resolve values
6465 using a callback. Wrap constants.
6466 (cselib_subst_to_values): Adjust.
6467 (cselib_log_lookup): New.
6468 (cselib_lookup): Call it.
6469 (cselib_invalidate_regno): Don't count preserved values as useless.
6470 (cselib_invalidate_mem): Likewise.
6471 (cselib_record_set): Likewise.
6472 (struct set): Renamed to cselib_set, moved to cselib.h.
6473 (cselib_record_sets): Adjust. Call hook.
6474 (cselib_process_insn): Reset table when it would be cleared.
6475 (dump_cselib_val): New.
6476 (dump_cselib_table): New.
6477 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
6478 (remove_forwarder_block): Support moving debug stmts.
6479 * cselib.h (cselib_record_sets_hook): Declare.
6480 (cselib_expand_callback): New type.
6481 (cselib_expand_value_rtx_cb): Declare.
6482 (cselib_reset_table_with_next_value): Declare.
6483 (cselib_get_next_unknown_value): Declare.
6484 (cselib_preserve_value): Declare.
6485 (cselib_preserved_value_p): Declare.
6486 (cselib_preserve_only_values): Declare.
6487 (dump_cselib_table): Declare.
6488 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
6489 (try_crossjump_to_edge): Likewise.
6490 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
6491 dominated blocks when debug stmts are present.
6492 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
6493 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
6494 (set_var_live_on_entry): Likewise.
6495 * loop-invariant.c (find_invariants_bb): Skip debug insns.
6496 * cfglayout.c (curr_location, last_location): Make static.
6497 (set_curr_insn_source_location): Don't avoid bouncing.
6498 (get_curr_insn_source_location): New.
6499 (get_curr_insn_block): New.
6500 (duplicate_insn_chain): Handle debug insns.
6501 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
6503 * common.opt (fcompare-debug): Move to sort order.
6504 (fdump-unnumbered-links): Likewise.
6505 (fvar-tracking-assignments): New.
6506 (fvar-tracking-assignments-toggle): New.
6507 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
6508 because of debug stmts.
6509 (mark_stmt_if_obviously_necessary): Mark debug stmts.
6510 (eliminate_unnecessary_stmts): Walk dominated blocks before
6512 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
6513 * ira.c (memref_used_between_p): Skip debug insns.
6514 (update_equiv_regs): Likewise.
6515 * sched-deps.c (sd_lists_size): Accept empty list.
6516 (sd_init_insn): Mark debug insns.
6517 (sd_finish_insn): Unmark them.
6518 (sd_add_dep): Reject non-debug deps on debug insns.
6519 (fixup_sched_groups): Give debug insns group treatment.
6521 (sched_analyze_reg): Don't mark debug insns for sched before call.
6522 (sched_analyze_2): Handle debug insns.
6523 (sched_analyze_insn): Compute next non-debug insn. Handle debug
6525 (deps_analyze_insn): Handle debug insns.
6526 (deps_start_bb): Skip debug insns.
6527 (init_deps): Initialize last_debug_insn.
6528 * tree-ssa.c (target_for_debug_bind): New.
6529 (find_released_ssa_name): New.
6530 (propagate_var_def_into_debug_stmts): New.
6531 (propagate_defs_into_debug_stmts): New.
6532 (verify_ssa): Skip debug bind stmts without values.
6533 (warn_uninialized_vars): Skip debug stmts.
6534 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
6535 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
6536 (rtx_equal_p): Likewise.
6537 * ira-costs.c (scan_one_insn): Skip debug insns.
6538 (process_bb_node_for_hard_reg_moves): Likewise.
6539 * rtl.h (DEBUG_INSN_P): New.
6540 (NONDEBUG_INSN_P): New.
6541 (MAY_HAVE_DEBUG_INSNS): New.
6542 (INSN_P): Accept debug insns.
6543 (RTX_FRAME_RELATED_P): Likewise.
6544 (INSN_DELETED_P): Likewise
6545 (PAT_VAR_LOCATION_DECL): New.
6546 (PAT_VAR_LOCATION_LOC): New.
6547 (PAT_VAR_OCATION_STATUS): New.
6548 (NOTE_VAR_LOCATION_DECL): Reimplement.
6549 (NOTE_VAR_LOCATION_LOC): Likewise.
6550 (NOTE_VAR_LOCATION_STATUS): Likewise.
6551 (INSN_VAR_LOCATION): New.
6552 (INSN_VAR_LOCATION_DECL): New.
6553 (INSN_VAR_LOCATION_LOC): New.
6554 (INSN_VAR_LOCATION_STATUS): New.
6555 (gen_rtx_UNKNOWN_VAR_LOC): New.
6556 (VAR_LOC_UNKNOWN_P): New.
6557 (NOTE_DURING_CALL_P): New.
6558 (SCHED_GROUP_P): Accept debug insns.
6559 (emit_debug_insn_before): Declare.
6560 (emit_debug_insn_before_noloc): Declare.
6561 (emit_debug_insn_beore_setloc): Declare.
6562 (emit_debug_insn_after): Declare.
6563 (emit_debug_insn_after_noloc): Declare.
6564 (emit_debug_insn_after_setloc): Declare.
6565 (emit_debug_insn): Declare.
6566 (make_debug_insn_raw): Declare.
6567 (prev_nondebug_insn): Declare.
6568 (next_nondebug_insn): Declare.
6569 (delegitimize_mem_from_attrs): Declare.
6570 (get_max_insn_count): Declare.
6571 (wrap_constant): Declare.
6572 (unwrap_constant): Declare.
6573 (get_curr_insn_source_location): Declare.
6574 (get_curr_insn_block): Declare.
6575 * tree-inline.c (insert_debug_decl_map): New.
6576 (processing_debug_stmt): New.
6577 (remap_decl): Don't create new mappings in debug stmts.
6578 (remap_gimple_op_r): Don't add references in debug stmts.
6579 (copy_tree_body_r): Likewise.
6580 (remap_gimple_stmt): Handle debug bind stmts.
6581 (copy_bb): Skip debug stmts.
6582 (copy_edges_for_bb): Likewise.
6583 (copy_debug_stmt): New.
6584 (copy_debug_stmts): New.
6585 (copy_body): Copy debug stmts at the end.
6586 (insert_init_debug_bind): New.
6587 (insert_init_stmt): Take id. Skip and emit debug stmts.
6588 (setup_one_parameter): Remap variable earlier, register debug mapping.
6589 (estimate_num_insns): Skip debug stmts.
6590 (expand_call_inline): Preserve debug_map.
6591 (optimize_inline_calls): Check for no debug_stmts left-overs.
6592 (unsave_expr_now): Preserve debug_map.
6593 (copy_gimple_seq_and_replace_locals): Likewise.
6594 (tree_function_versioning): Check for no debug_stmts left-overs.
6595 Init and destroy debug_map as needed. Split edges unconditionally.
6596 (build_duplicate_type): Init and destroy debug_map as needed.
6597 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6598 (struct copy_body_data): Add debug_stmts and debug_map.
6599 * sched-int.h (struct ready_list): Add n_debug.
6600 (struct deps): Add last_debug_insn.
6601 (DEBUG_INSN_SCHED_P): New.
6602 (BOUNDARY_DEBUG_INSN_P): New.
6603 (SCHEDULE_DEBUG_INSN_P): New.
6604 (sd_iterator_cond): Accept empty list.
6605 * combine.c (create_log_links): Skip debug insns.
6606 (combine_instructions): Likewise.
6607 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6608 return value is always unshared.
6609 (struct rtx_subst_pair): New.
6610 (auto_adjust_pair): New.
6611 (propagate_for_debug_subst): New.
6612 (propagate_for_debug): New.
6613 (try_combine): Skip debug insns. Propagate removed defs into
6615 (next_nonnote_nondebug_insn): New.
6616 (distribute_notes): Use it. Skip debug insns.
6617 (distribute_links): Skip debug insns.
6618 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6619 * resource.c (mark_target_live_regs): Likewise.
6620 * var-tracking.c: Include cselib.h and target.h.
6621 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6623 (micro_operation_type_name): New.
6624 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6625 (struct micro_operation_def): Update comments.
6626 (decl_or_value): New type. Use instead of decls.
6627 (struct emit_note_data_def): Add vars.
6628 (struct attrs_def): Use decl_or_value.
6629 (struct variable_tracking_info_def): Add permp, flooded.
6630 (struct location_chain_def): Update comment.
6631 (struct variable_part_def): Use decl_or_value.
6632 (struct variable_def): Make var_part a variable length array.
6634 (scratch_regs): New.
6635 (cselib_hook_called): New.
6636 (dv_is_decl_p): New.
6637 (dv_is_value_p): New.
6640 (dv_as_opaque): New.
6641 (dv_onepart_p): New.
6643 (IS_DECL_CODE): New.
6644 (check_value_is_not_decl): New.
6645 (dv_from_decl): New.
6646 (dv_from_value): New.
6647 (dv_htab_hash): New.
6648 (variable_htab_hash): Use it.
6649 (variable_htab_eq): Support values.
6650 (variable_htab_free): Free from the right pool.
6651 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6652 (attrs_list_union): Adjust.
6653 (attrs_list_mpdv_union): New.
6654 (tie_break_pointers): New.
6655 (canon_value_cmp): New.
6656 (unshare_variable): Return possibly-modified slot.
6657 (vars_copy_1): Adjust.
6658 (var_reg_decl_set): Adjust. Split out of...
6659 (var_reg_set): ... this.
6660 (get_init_value): Adjust.
6661 (var_reg_delete_and_set): Adjust.
6662 (var_reg_delete): Adjust.
6663 (var_regno_delete): Adjust.
6664 (var_mem_decl_set): Split out of...
6665 (var_mem_set): ... this.
6666 (var_mem_delete_and_set): Adjust.
6667 (var_mem_delete): Adjust.
6671 (variable_union): Adjust. Speed up merge of 1-part vars.
6672 (variable_canonicalize): Use unshared slot.
6673 (VALUED_RECURSED_INTO): New.
6674 (find_loc_in_1pdv): New.
6675 (struct dfset_merge): New.
6676 (insert_into_intersection): New.
6677 (intersect_loc_chains): New.
6679 (canonicalize_loc_order_check): New.
6680 (canonicalize_values_mark): New.
6681 (canonicalize_values_star): New.
6682 (variable_merge_over_cur): New.
6683 (variable_merge_over_src): New.
6684 (dataflow_set_merge): New.
6685 (dataflow_set_equiv_regs): New.
6686 (remove_duplicate_values): New.
6687 (struct dfset_post_merge): New.
6688 (variable_post_merge_new_vals): New.
6689 (variable_post_merge_perm_vals): New.
6690 (dataflow_post_merge_adjust): New.
6691 (find_mem_expr_in_1pdv): New.
6692 (dataflow_set_preserve_mem_locs): New.
6693 (dataflow_set_remove_mem_locs): New.
6694 (dataflow_set_clear_at_call): New.
6695 (onepart_variable_different_p): New.
6696 (variable_different_p): Use it.
6697 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6698 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6700 (track_loc_p): Pass it true.
6701 (struct count_use_info): New.
6702 (find_use_val): New.
6703 (replace_expr_with_values): New.
6705 (use_type): New, partially split out of...
6706 (count_uses): ... this. Count new micro-ops.
6707 (count_uses_1): Adjust.
6708 (count_stores): Adjust.
6709 (count_with_sets): New.
6710 (VAL_NEEDS_RESOLUTION): New.
6711 (VAL_HOLDS_TRACK_EXPR): New.
6712 (VAL_EXPR_IS_COPIED): New.
6713 (VAL_EXPR_IS_CLOBBERED): New.
6714 (add_uses): Adjust. Generate new micro-ops.
6715 (add_uses_1): Adjust.
6716 (add_stores): Generate new micro-ops.
6717 (add_with_sets): New.
6718 (find_src_status): Adjust.
6719 (find_src_set_src): Adjust.
6720 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6721 Handle new micro-ops. Canonicalize value equivalances.
6722 (vt_find_locations): Compute total size of hash tables for
6723 dumping. Perform merge for var-tracking-assignments. Don't
6724 disregard single-block loops.
6725 (dump_attrs_list): Handle decl_or_value.
6726 (dump_variable): Take variable. Deal with decl_or_value.
6727 (dump_variable_slot): New.
6728 (dump_vars): Use it.
6729 (dump_dataflow_sets): Adjust.
6730 (set_slot_part): New, extended to support one-part variables
6731 after splitting out of...
6732 (set_variable_part): ... this.
6733 (clobber_slot_part): New, split out of...
6734 (clobber_variable_part): ... this.
6735 (delete_slot_part): New, split out of...
6736 (delete_variable_part): .... this.
6737 (check_wrap_constant): New.
6738 (vt_expand_loc_callback): New.
6739 (vt_expand_loc): New.
6740 (emit_note_insn_var_location): Adjust. Handle values. Handle
6741 EMIT_NOTE_AFTER_CALL_INSN.
6742 (emit_notes_for_differences_1): Adjust. Handle values.
6743 (emit_notes_for_differences_2): Likewise.
6744 (emit_notes_for_differences): Adjust.
6745 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6746 Adjust. Handle new micro-ops.
6747 (vt_add_function_parameters): Adjust. Create and bind values.
6748 (vt_initialize): Adjust. Initialize scratch_regs and
6749 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6750 operations. Move some code to count_with_sets and add_with_sets.
6751 (delete_debug_insns): New.
6752 (vt_debug_insns_local): New.
6753 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6755 (var_tracking_main): If var-tracking-assignments is enabled
6756 but var-tracking isn't, delete debug insns and leave. Likewise
6757 if we exceed limits or fail the stack adjustments tests, and
6758 after all var-tracking processing.
6759 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6760 (dataflow_set): Add traversed_vars.
6761 (value_chain, const_value_chain): New typedefs.
6762 (value_chain_pool, value_chains): New variables.
6763 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6764 add_value_chains, add_cselib_value_chains, remove_value_chain,
6765 remove_value_chains, remove_cselib_value_chains): New functions.
6766 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6767 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6769 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6770 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6771 (dst_can_be_shared): New variable.
6772 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6773 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6774 different from set->vars, look up slot again instead of using the
6776 (dataflow_set_init): Initialize traversed_vars.
6777 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6778 lookup if set->vars is shared. Don't keep slot cleared before
6779 calling unshare_variable. Unshare set->vars if needed. Adjust
6780 unshare_variable callers. Clear dst_can_be_shared if needed.
6781 Even ->refcount == 1 vars must be unshared if set->vars is shared
6782 and var needs to be modified.
6783 (dataflow_set_union): Set traversed_vars during canonicalization.
6784 (VALUE_CHANGED, DECL_CHANGED): Define.
6785 (set_dv_changed, dv_changed_p): New static inlines.
6786 (track_expr_p): Clear DECL_CHANGED.
6787 (dump_dataflow_sets): Set it.
6788 (variable_was_changed): Call set_dv_changed.
6789 (emit_note_insn_var_location): Likewise.
6790 (changed_variables_stack): New variable.
6791 (check_changed_vars_1, check_changed_vars_2): New functions.
6792 (emit_notes_for_changes): Do nothing if changed_variables is
6793 empty. Traverse changed_variables with check_changed_vars_1,
6794 call check_changed_vars_2 on each changed_variables_stack entry.
6795 (emit_notes_in_bb): Add SET argument. Just clear it at the
6796 beginning, use it instead of local &set, don't destroy it at the end.
6797 (vt_emit_notes): Call dataflow_set_clear early on all
6798 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6799 computed set, dataflow_set_clear also VTI(bb)->in when we are
6800 done with the basic block. Initialize changed_variables_stack,
6801 free it afterwards. If ENABLE_CHECKING verify that after noting
6802 differences to an empty set value_chains hash table is empty.
6803 (vt_initialize): Initialize value_chains and value_chain_pool.
6804 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6805 (variable_tracking_main): Call dump_dataflow_sets before calling
6806 vt_emit_notes, not after it.
6807 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6808 (propagate_var_def_into_debug_stmts): Declare.
6809 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6810 (df_set_note): Reject debug insns.
6811 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6812 add notes to debug insns.
6813 (df_note_bb_compute): Adjust. Likewise.
6814 (df_simulate_uses): Skip debug insns.
6815 (df_simulate_initialize_backwards): Likewise.
6816 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6817 (subst_stack_regs_pat): Reject debug insns.
6818 (convert_regs_1): Handle debug insns.
6819 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6820 (print-rtl.o): Depend on cselib.h.
6821 (cselib.o): Depend on TREE_PASS_H.
6822 (var-tracking.o): Depend on cselib.h and TARGET_H.
6823 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6824 (init_ready_list): Skip boundary debug insns.
6825 (add_branch_dependences): Skip debug insns.
6826 (free_block_dependencies): Check for blocks with only debug insns.
6827 (compute_priorities): Likewise.
6828 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6829 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6831 (gimple_build_debug_bind_stat): New.
6832 (empty_body_p): Skip debug stmts.
6833 (gimple_has_side_effects): Likewise.
6834 (gimple_rhs_has_side_effects): Likewise.
6835 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6836 (gimple_build_debug_bind_stat): Declare.
6837 (gimple_build_debug_bind): Define.
6838 (is_gimple_debug): New.
6839 (gimple_debug_bind_p): New.
6840 (gimple_debug_bind_get_var): New.
6841 (gimple_debug_bind_get_value): New.
6842 (gimple_debug_bind_get_value_ptr): New.
6843 (gimple_debug_bind_set_var): New.
6844 (gimple_debug_bind_set_value): New.
6845 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6846 (gimple_debug_bind_reset_value): New.
6847 (gimple_debug_bind_has_value_p): New.
6848 (gsi_next_nondebug): New.
6849 (gsi_prev_nondebug): New.
6850 (gsi_start_nondebug_bb): New.
6851 (gsi_last_nondebug_bb): New.
6852 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6853 (print_insn): Handle DEBUG_INSN.
6854 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6855 of first insn prevail.
6856 (first_stmt): Skip debug stmts.
6857 (first_non_label_stmt): Likewise.
6858 (last_stmt): Likewise.
6859 (has_zero_uses_1): New.
6860 (single_imm_use_1): New.
6861 (verify_gimple_debug): New.
6862 (verify_types_in_gimple_stmt): Handle debug stmts.
6863 (verify_stmt): Likewise.
6864 (debug_loop_num): Skip debug stmts.
6865 (remove_edge_and_dominated_blocks): Remove dominators last.
6866 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6867 (linearize_expr): Likewise.
6868 * config/i386/i386.c (ix86_delegitimize_address): Call
6869 default implementation.
6870 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6871 (group_barrier_needed): Skip debug insns.
6872 (emit_insn_group_barriers): Likewise.
6873 (emit_all_insn_group_barriers): Likewise.
6874 (ia64_variable_issue): Handle debug insns.
6875 (ia64_dfa_new_cycle): Likewise.
6876 (final_emit_insn_group_barriers): Skip debug insns.
6877 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6878 def cfa without frame.
6879 (process_set): Likewise.
6880 (process_for_unwind_directive): Pass frame on.
6881 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6882 (rs6000_delegitimize_address): New.
6883 (rs6000_debug_adjust_cost): Handle debug insns.
6884 (is_microcoded_insn): Likewise.
6885 (is_cracked_insn): Likewise.
6886 (is_nonpipeline_insn): Likewise.
6887 (insn_must_be_first_in_group): Likewise.
6888 (insn_must_be_last_in_group): Likewise.
6889 (force_new_group): Likewise.
6890 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6891 contains only debug insns.
6892 (rtl_merge_blocks): Skip debug insns.
6893 (purge_dead_edges): Likewise.
6894 (rtl_block_ends_with_call_p): Skip debug insns.
6895 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6896 (mark_reg_dependencies): Skip debug insns.
6897 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6898 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6899 * tree-ssa-threadedge.c
6900 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6901 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6902 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6903 (copyprop_hardreg_forward_1): Handle debug insns.
6904 * reload1.c (reload): Skip debug insns. Replace unassigned
6905 pseudos in debug insns with their equivalences.
6906 (eliminate_regs_in_insn): Skip debug insns.
6907 (emit_input_reload_insns): Skip debug insns at first, adjust
6909 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6910 (get_indirect_ref_operands): Pass opf_no_vops on.
6911 (get_expr_operands): Likewise. Skip debug stmts.
6912 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6914 2009-09-01 Richard Henderson <rth@redhat.com>
6916 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6917 stmt_ends_pp_p statements at least once.
6918 * tree-vrp.c (vrp_initialize): Likewise.
6919 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6921 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6924 Fix AIX bootstrap after PR debug/30161
6925 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6926 that is a GNU extension.
6927 (tmpl_value_parm_die_table): Move the definition of this global
6928 outside #ifdef DWARF2_DEBUGGING_INFO region.
6930 2009-09-01 Richard Guenther <rguenther@suse.de>
6932 * tree.c (tree_expr_size): New function.
6933 * tree.h (tree_expr_size): Declare.
6934 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6935 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6936 * langhooks.c (lhd_expr_size): Remove.
6937 * langhooks.h (struct lang_hooks): Remove expr_size.
6938 * explow.c (expr_size): Use tree_expr_size.
6939 (int_expr_size): Likewise.
6940 * langhooks-def.h (lhd_expr_size): Remove.
6941 (LANG_HOOKS_EXPR_SIZE): Likewise.
6942 (LANG_HOOKS_INITIALIZER): Adjust.
6944 2009-09-01 Richard Guenther <rguenther@suse.de>
6946 * tree-flow.h (mark_addressable): Move declaration ...
6947 * tree.h (mark_addressable): ... here.
6948 * stmt.c (expand_asm_operands): Use mark_addressable, not
6949 lang_hooks.mark_addressable.
6950 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6951 LANG_HOOKS_MARK_ADDRESSABLE.
6952 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6953 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6955 2009-08-31 Chris Demetriou <cgd@google.com>
6957 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6958 vectorize if not TARGET_SSE2.
6960 2009-08-31 DJ Delorie <dj@redhat.com>
6962 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6963 registers if no coprocessor is enabled.
6965 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6968 * cgraph.h (cgraph_get_node): Declare ...
6969 * cgraph.c (cgraph_get_node): ... new function.
6970 * dwarf2out.c (gen_generic_params_dies,
6971 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6972 make_ith_pack_parameter_name,
6973 append_entry_to_tmpl_value_parm_die_table,
6974 gen_remaining_tmpl_value_param_die_attribute): New functions.
6975 (gen_subprogram_die): Generate debug info for template parameters
6976 if debug info level is higher than DINFO_LEVEL_TERSE.
6977 Use tree_add_const_value_attribute_for_decl instead of
6978 tree_add_const_value_attribute.
6979 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6980 instead of tree_add_const_value_attribute.
6981 (gen_struct_or_union_type_die): Generate debug
6982 info for template parameters if debug info level is higher than
6984 (tree_add_const_value_attribute): Handle integral and pointer
6985 constants. Update comment.
6986 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6987 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6988 (reference_to_unused): Fix thinko. Remove redundant predicates from
6990 (tree_add_const_value_attribute): Make this work for constant
6992 tree_add_const_value_attribute_for_decl is to be used for variable
6994 (add_location_or_const_value_attribute): Use
6995 tree_add_const_value_attribute_for_decl now.
6996 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6997 DW_TAG_template_value_param DIEs after function DIEs have been
6999 * langhooks.h (lang_hooks_for_types): Add
7000 get_argument_pack_elems.
7001 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
7002 (lang_hooks): Added get_innermost_generic_parms,
7003 get_innermost_generic_args.
7004 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
7005 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
7006 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
7007 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
7009 2009-08-31 DJ Delorie <dj@redhat.com>
7011 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
7012 it once we start generating the prologue or epilogue.
7013 (mep_call_saves_register): If the frame is locked, re-use
7015 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
7016 (mep_expand_prologue): Call it.
7017 (mep_expand_epilogue): Likewise.
7018 (mep_start_function): Use the same logic as mep_expand_prologue.
7019 (mep_pass_by_reference): Make logic more readable.
7020 (mep_return_in_memory): Zero-sized objects are passed in memory.
7021 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
7023 2009-08-31 Richard Guenther <rguenther@suse.de>
7025 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7026 to query if the memory regions for memmove overlap.
7027 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7028 asserts on pointers, instead deal with odd trees.
7029 (ptr_derefs_may_alias_p): Likewise.
7030 (refs_may_alias_p_1): Constructor bases also never alias.
7032 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
7034 * doc/install.texi (Final install): Adjust reference on where to
7035 order printed manuals.
7037 2009-08-30 Olivier Hainque <hainque@adacore.com>
7039 * dwarf2out.c (switch_to_frame_table_section): Move
7040 definition prior to first use.
7042 2009-08-30 Richard Guenther <rguenther@suse.de>
7044 PR tree-optimization/41186
7045 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
7046 (ao_ref_init_from_ptr_and_size): New function.
7047 (ref_maybe_used_by_call_p_1): Be more precise tracking
7048 used ranges for builtin functions.
7049 (ref_maybe_used_by_call_p): Adjust.
7050 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
7051 ranges for builtin functions.
7052 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
7054 2009-08-30 Alan Modra <amodra@bigpond.net.au>
7057 * fwprop.c (get_reg_use_in): Delete.
7058 (free_load_extend): New function.
7059 (forward_propagate_subreg): Use it.
7061 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
7063 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
7065 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
7068 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
7071 2009-08-29 Douglas B Rupp <rupp@gnat.com>
7073 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
7074 fini or fini_array section.
7076 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7078 * graphite-dependences.c (graphite_legal_transform_bb): Call
7079 pbb_remove_duplicate_pdrs.
7080 * graphite-poly.c (can_collapse_pdr): Removed.
7081 (pdr_find_duplicate): Removed.
7082 (can_collapse_pdrs): New.
7083 (pbb_remove_duplicate_pdrs): New.
7084 (new_poly_dr): Do not look for duplicates.
7085 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
7086 (PBB_PDR_DUPLICATES_REMOVED): New.
7087 (pbb_remove_duplicate_pdrs): Declared.
7089 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7091 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
7092 the strides by multiplying by PDR_NB_REFS.
7093 * graphite-poly.c (can_collapse_pdr): New.
7094 (pdr_find_duplicate): New.
7095 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
7096 Initialize PDR_NB_REFS.
7097 * graphite-poly.h (struct poly_dr): Add field nb_refs.
7099 (new_poly_dr): Number of subscripts is a graphite_dim_t.
7101 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7104 * graphite-poly.c (apply_poly_transforms): Remove legality test before
7107 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7109 * graphite-dependences.c (pddr_original_scattering): Return NULL
7110 for read-read dependence relations.
7111 * graphite-poly.h (enum poly_dr_type): Fix comment.
7114 (pdr_may_write_p): New.
7116 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7118 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
7119 (struct poly_dr): Same.
7120 (new_poly_dr): Same.
7121 * graphite-poly.c (new_poly_dr): Same.
7122 * graphite-dependences.c (dot_deps): Disable call to system.
7124 2009-08-28 Cary Coutant <ccoutant@google.com>
7127 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
7128 struct/union/enum types local to a function.
7130 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7131 Sebastian Pop <sebastian.pop@amd.com>
7133 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
7134 pbb_strip_mine_time_depth. Changed the implementation so that
7135 transformation is expressed as a transformation on
7136 time (scatttering) dimensions. Also, ensures that the 2d+1
7137 scheduling format is preserved.
7138 (pbb_strip_mine_profitable_p): Profitability is based on the
7139 iteration number of a given time (scattering) dimension,
7140 and not on a original loop depth dimension.
7141 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
7142 (pbb_do_strip_mine): Call psct_dynamic_dim.
7143 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
7144 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
7145 (pbb_nb_dynamic_scattering_transform): New.
7146 (psct_dynamic_dim): New.
7148 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7150 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
7151 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
7152 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
7153 * graphite-interchange.c (build_linearized_memory_access): Same.
7154 (memory_stride_in_loop): Same.
7156 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7158 * graphite-dependences.c (pddr_original_scattering): New.
7159 (graphite_legal_transform_dr): Call pddr_original_scattering.
7162 * graphite-dependences.h (dot_deps): Declared.
7163 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
7164 (print_pdr): Print PDR_ID.
7165 * graphite-poly.h (struct poly_dr): Add field id.
7168 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
7170 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7172 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
7173 not delete the original dependence relation.
7175 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7177 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
7178 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
7179 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
7180 (free_poly_ddr): New.
7181 (pddr_is_empty): New.
7182 (dependence_polyhedron_1): Now returns a poly_ddr_p.
7183 (dependence_polyhedron): Same. Remove useless gcc_assert.
7185 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
7186 (graphite_carried_dependence_level_k): Call pddr_is_empty.
7187 * graphite-dependences.h (enum poly_dependence_kind): New.
7188 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
7189 (PDRP_SOURCE): Renamed PDDR_SOURCE.
7190 (PDRP_SINK): Renamed PDDR_SINK.
7191 (PDRP_DDP): Renamed PDDR_DDP.
7193 (free_poly_ddr): Declared.
7194 * graphite-poly.c (new_scop): Use the new hash function names.
7195 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
7196 into original_pddrs.
7197 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
7199 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7201 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
7202 bounds with LT_EXPR to make niter analysis more precise on code
7203 generated by Graphite.
7205 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7207 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
7208 (graphite_legal_transform_bb): Same.
7209 (poly_drs_may_alias_p): Same.
7211 2009-08-28 Richard Guenther <rguenther@suse.de>
7213 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
7215 2009-08-28 Jan Beulich <jbeulich@novell.com>
7217 * config/i386/netware.c: Include langhooks.h.
7218 (i386_nlm_encode_section_info): Simplify.
7219 (netware_override_options): Delete.
7220 * config/i386/netware.h (netware_override_options): Delete
7222 (OVERRIDE_OPTIONS): Delete definition.
7223 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7224 (ASM_COMMENT_START): Define.
7225 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
7227 2009-08-28 Jan Beulich <jbeulich@novell.com>
7229 * configure.ac: For in-tree ld, do a plain version check to
7230 determine whether comdat groups are supported.
7231 * configure: Regenerate.
7233 2009-08-28 Olivier Hainque <hainque@adacore.com>
7235 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
7236 always defined. Reflect definition or absence of such for
7237 COLLECT_EXPORT_LIST. Readability helper.
7238 (scanfilter): New enum, to help control what symbols
7239 are to be considered or ignored by scan_prog_file.
7240 (enum pass): Rename as "scanpass", moved together with scanfilter
7241 prior to scan_prog_file's prototype.
7242 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
7243 Group prototype with the scanpass/scanfilter definitions, factorize
7244 head comments for the several implementations at the prototype.
7245 (main): Reorganize the first pass link control to let AIX
7246 drag only the needed frame tables in executables. Prevent
7247 frame tables collection during the scan aimed at static ctors.
7248 Pre-link and scan for frame tables later to compensate.
7249 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
7250 A C statement to issue assembly directives that create a reference
7251 to the given DWARF table identifier label from the current function
7253 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
7254 to differentiate first time section entry. Only emit a .data
7255 tables start identifier label the first time around.
7256 (switch_to_frame_table_section): New function. Helper for
7257 output_call_frame_info to switch possibly BACK into the eh_frame
7258 or the debug_frame section depending on FOR_EH.
7259 (output_call_frame_info): Use helper to first enter the proper
7261 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
7262 emit a link to the frame table start label from each function
7264 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
7265 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
7266 * config/rs6000/rs6000-protos.h: Declare it.
7267 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
7269 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7271 * config/sh/sh.c (split_branches): Check the result of
7274 2009-08-27 Steve Ellcey <sje@cup.hp.com>
7276 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
7277 using -pthread -fopenmp
7279 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
7281 * doc/service.texi (service directory): Update URL.
7283 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
7285 PR rtl-optimization/40861
7286 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
7287 extract word from a multi-word subreg for negative byte positions.
7289 2009-08-27 Tristan Gingold <gingold@adacore.com>
7290 Douglas B Rupp <rupp@gnat.com>
7292 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
7293 (SECTION_VMS_OVERLAY): Define.
7294 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
7296 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
7298 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
7299 common_object declarations.
7300 (ia64_section_type_flags): Set section flag for common_object.
7301 * config/ia64/ia64-protos.h
7302 (ia64_vms_output_aligned_decl_common): Declare.
7303 (ia64_vms_elf_asm_named_section): Declare.
7305 2009-08-27 Michael Matz <matz@suse.de>
7307 * expr.c (expand_expr_real_2): New function taking exploded
7308 unary or binary expression, split out from ...
7309 (expand_expr_real_1): ... here. Move over all unary/binary
7310 switch parts to above function, in particular these codes:
7311 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
7312 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
7313 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
7314 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
7315 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
7316 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
7317 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
7318 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
7319 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
7320 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
7321 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
7322 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
7323 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
7324 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
7325 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
7326 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
7327 VEC_PACK_FIX_TRUNC_EXPR.
7328 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
7331 2009-08-27 Richard Guenther <rguenther@suse.de>
7333 * gengtype.c (main): Handle uint64_t.
7334 * ipa-utils.c (get_base_var): Indent properly.
7335 * tree-ssa-live.c (debug_scope_block): New function.
7336 * tree-flow.h (debug_scope_block): Declare.
7337 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
7338 * basic-block.h (enum profile_status): Rename to
7339 enum profile_status_d.
7340 (x_profile_status): Adjust type.
7342 2009-08-27 Dodji Seketeli <dodji@redhat.com>
7345 * dwarf2out.c (get_context_die): Declare this static function.
7346 (gen_type_die_with_usage): Make sure a DIE is a generated for
7347 the context of a typedef.
7349 2009-08-26 Anatoly Sokolov <aesok@post.ru>
7351 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
7354 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7356 * config/mips/mips-protos.h (mips_output_sync): Declare.
7357 (mips_sync_loop_insns): Likewise.
7358 (mips_output_sync_loop): Replace first two parameters with an rtx.
7359 * config/mips/mips.c (mips_multi_member): New structure.
7360 (mips_multi_members): New variable.
7361 (mips_multi_start): New function.
7362 (mips_multi_add): Likewise.
7363 (mips_multi_add_insn): Likewise.
7364 (mips_multi_add_label): Likewise.
7365 (mips_multi_last_index): Likewise.
7366 (mips_multi_copy_insn): Likewise.
7367 (mips_multi_set_operand): Likewise.
7368 (mips_multi_write): Likewise.
7369 (mips_print_operand_punctuation): Remove '%|' and '%-'.
7370 (mips_init_print_operand_punct): Update accordingly.
7371 (mips_start_ll_sc_sync_block): New function.
7372 (mips_end_ll_sc_sync_block): Likewise.
7373 (mips_output_sync): Likewise.
7374 (mips_sync_insn1_template): Likewise.
7375 (mips_sync_insn2_template): Likewise.
7376 (mips_get_sync_operand): Likewise.
7377 (mips_process_sync_loop): Likewise.
7378 (mips_output_sync_loop): Use mips_process_sync_loop.
7379 (mips_sync_loop_insns): New function.
7380 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
7381 (MIPS_COMPARE_AND_SWAP_12): Likewise.
7382 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
7383 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
7384 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
7385 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
7386 (MIPS_SYNC_OLD_OP_12): Likewise.
7387 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
7388 (MIPS_SYNC_NEW_OP_12): Likewise.
7389 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
7390 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
7391 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
7392 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
7393 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
7394 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
7395 * config/mips/mips.md (sync_mem): New attribute.
7396 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
7397 (sync_exclusive_mask, sync_required_oldval): Likewise.
7398 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
7399 (sync_release_barrier): Likewise.
7400 (length): Handle sync loops.
7401 (sync): Use mips_output_sync.
7402 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
7403 (sync_compare_and_swap<mode>): Set the new sync_* attributes
7404 and use mips_output_sync_loop.
7405 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
7406 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
7407 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
7408 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
7409 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
7410 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
7411 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
7412 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
7413 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
7415 2009-08-26 Richard Guenther <rguenther@suse.de>
7418 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
7419 the types to not match.
7420 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
7422 * tree-ssa.c (useless_type_conversion_p): Conversions to
7423 pointers to unprototyped functions are useless.
7425 2009-08-26 Richard Guenther <rguenther@suse.de>
7427 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
7428 whole-program condition, prepare to be called for non-globals.
7429 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
7430 params build a representative with known type and track its fields.
7432 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
7434 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
7435 clearing by a taken branch.
7436 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
7437 effectively after bbro pass.
7438 (sync_nand<mode>): Ditto.
7439 (sync_old_<fetchop_name><mode>): Ditto.
7440 (sync_old_nand<mode>): Ditto.
7441 (sync_new_<fetchop_name><mode>): Dito.
7442 (sync_new_nand<mode>): Ditto.
7443 (sync_compare_and_swap<mode>_1): Ditto.
7444 (*sync_compare_and_swap<mode>): Ditto.
7445 (sync_lock_test_and_set<mode>_1): Ditto.
7446 ("sync_lock_test_and_set<mode>): Ditto.
7448 2009-08-25 Douglas B Rupp <rupp@gnat.com>
7450 * hwint.h (HOST_LONG_FORMAT): New macro
7451 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
7452 Use HOST_PTR_PRINTF.
7453 * system.h (HOST_PTR_PRINTF): Resurrect old macro
7454 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
7455 (HOST_PTR_PRINTF): Document.
7457 2009-08-25 Jan Hubicka <jh@suse.cz>
7459 * config/i386/bmmintrin.h: Replace by #error.
7462 Michael Meissner <michael.meissner@amd.com>
7463 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7464 Tony Linthicum <tony.linthicum@amd.com>
7466 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
7467 (TARGET_ROUND): New macro for the round/ptest instructions which
7468 are shared between SSE4.1 and SSE5.
7469 (OPTION_MASK_ISA_ROUND): Ditto.
7470 (OPTION_ISA_ROUND): Ditto.
7471 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
7472 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
7474 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
7475 (-mfused-madd): New switch to give users control over whether the
7476 compiler optimizes to use the multiply/add SSE5 instructions.
7478 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
7479 (ix86_handle_option): Turn off 3dnow if -msse5.
7480 (override_options): Add SSE5 support.
7481 (print_operand): %Y prints comparison codes for SSE5 com/pcom
7483 (ix86_expand_sse_movcc): Add SSE5 support.
7484 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
7485 vector type to the next largest size.
7486 (ix86_expand_sse5_pack): New function to use pperm to pack a
7487 vector type to the next smallest size.
7488 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
7489 (IX86_BUILTIN_FMADDSD): Ditto.
7490 (IX86_BUILTIN_FMADDPS): Ditto.
7491 (IX86_BUILTIN_FMADDPD): Ditto.
7492 (IX86_BUILTIN_FMSUBSS): Ditto.
7493 (IX86_BUILTIN_FMSUBSD): Ditto.
7494 (IX86_BUILTIN_FMSUBPS): Ditto.
7495 (IX86_BUILTIN_FMSUBPD): Ditto.
7496 (IX86_BUILTIN_FNMADDSS): Ditto.
7497 (IX86_BUILTIN_FNMADDSD): Ditto.
7498 (IX86_BUILTIN_FNMADDPS): Ditto.
7499 (IX86_BUILTIN_FNMADDPD): Ditto.
7500 (IX86_BUILTIN_FNMSUBSS): Ditto.
7501 (IX86_BUILTIN_FNMSUBSD): Ditto.
7502 (IX86_BUILTIN_FNMSUBPS): Ditto.
7503 (IX86_BUILTIN_FNMSUBPD): Ditto.
7504 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
7505 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
7506 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
7507 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
7508 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
7509 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
7510 (IX86_BUILTIN_PPERM): Ditto.
7511 (IX86_BUILTIN_PERMPS): Ditto.
7512 (IX86_BUILTIN_PERMPD): Ditto.
7513 (IX86_BUILTIN_PMACSSWW): Ditto.
7514 (IX86_BUILTIN_PMACSWW): Ditto.
7515 (IX86_BUILTIN_PMACSSWD): Ditto.
7516 (IX86_BUILTIN_PMACSWD): Ditto.
7517 (IX86_BUILTIN_PMACSSDD): Ditto.
7518 (IX86_BUILTIN_PMACSDD): Ditto.
7519 (IX86_BUILTIN_PMACSSDQL): Ditto.
7520 (IX86_BUILTIN_PMACSSDQH): Ditto.
7521 (IX86_BUILTIN_PMACSDQL): Ditto.
7522 (IX86_BUILTIN_PMACSDQH): Ditto.
7523 (IX86_BUILTIN_PMADCSSWD): Ditto.
7524 (IX86_BUILTIN_PMADCSWD): Ditto.
7525 (IX86_BUILTIN_PHADDBW): Ditto.
7526 (IX86_BUILTIN_PHADDBD): Ditto.
7527 (IX86_BUILTIN_PHADDBQ): Ditto.
7528 (IX86_BUILTIN_PHADDWD): Ditto.
7529 (IX86_BUILTIN_PHADDWQ): Ditto.
7530 (IX86_BUILTIN_PHADDDQ): Ditto.
7531 (IX86_BUILTIN_PHADDUBW): Ditto.
7532 (IX86_BUILTIN_PHADDUBD): Ditto.
7533 (IX86_BUILTIN_PHADDUBQ): Ditto.
7534 (IX86_BUILTIN_PHADDUWD): Ditto.
7535 (IX86_BUILTIN_PHADDUWQ): Ditto.
7536 (IX86_BUILTIN_PHADDUDQ): Ditto.
7537 (IX86_BUILTIN_PHSUBBW): Ditto.
7538 (IX86_BUILTIN_PHSUBWD): Ditto.
7539 (IX86_BUILTIN_PHSUBDQ): Ditto.
7540 (IX86_BUILTIN_PROTB): Ditto.
7541 (IX86_BUILTIN_PROTW): Ditto.
7542 (IX86_BUILTIN_PROTD): Ditto.
7543 (IX86_BUILTIN_PROTQ): Ditto.
7544 (IX86_BUILTIN_PROTB_IMM): Ditto.
7545 (IX86_BUILTIN_PROTW_IMM): Ditto.
7546 (IX86_BUILTIN_PROTD_IMM): Ditto.
7547 (IX86_BUILTIN_PROTQ_IMM): Ditto.
7548 (IX86_BUILTIN_PSHLB): Ditto.
7549 (IX86_BUILTIN_PSHLW): Ditto.
7550 (IX86_BUILTIN_PSHLD): Ditto.
7551 (IX86_BUILTIN_PSHLQ): Ditto.
7552 (IX86_BUILTIN_PSHAB): Ditto.
7553 (IX86_BUILTIN_PSHAW): Ditto.
7554 (IX86_BUILTIN_PSHAD): Ditto.
7555 (IX86_BUILTIN_PSHAQ): Ditto.
7556 (IX86_BUILTIN_FRCZSS): Ditto.
7557 (IX86_BUILTIN_FRCZSD): Ditto.
7558 (IX86_BUILTIN_FRCZPS): Ditto.
7559 (IX86_BUILTIN_FRCZPD): Ditto.
7560 (IX86_BUILTIN_CVTPH2PS): Ditto.
7561 (IX86_BUILTIN_CVTPS2PH): Ditto.
7562 (IX86_BUILTIN_COMEQSS): Ditto.
7563 (IX86_BUILTIN_COMNESS): Ditto.
7564 (IX86_BUILTIN_COMLTSS): Ditto.
7565 (IX86_BUILTIN_COMLESS): Ditto.
7566 (IX86_BUILTIN_COMGTSS): Ditto.
7567 (IX86_BUILTIN_COMGESS): Ditto.
7568 (IX86_BUILTIN_COMUEQSS): Ditto.
7569 (IX86_BUILTIN_COMUNESS): Ditto.
7570 (IX86_BUILTIN_COMULTSS): Ditto.
7571 (IX86_BUILTIN_COMULESS): Ditto.
7572 (IX86_BUILTIN_COMUGTSS): Ditto.
7573 (IX86_BUILTIN_COMUGESS): Ditto.
7574 (IX86_BUILTIN_COMORDSS): Ditto.
7575 (IX86_BUILTIN_COMUNORDSS): Ditto.
7576 (IX86_BUILTIN_COMFALSESS): Ditto.
7577 (IX86_BUILTIN_COMTRUESS): Ditto.
7578 (IX86_BUILTIN_COMEQSD): Ditto.
7579 (IX86_BUILTIN_COMNESD): Ditto.
7580 (IX86_BUILTIN_COMLTSD): Ditto.
7581 (IX86_BUILTIN_COMLESD): Ditto.
7582 (IX86_BUILTIN_COMGTSD): Ditto.
7583 (IX86_BUILTIN_COMGESD): Ditto.
7584 (IX86_BUILTIN_COMUEQSD): Ditto.
7585 (IX86_BUILTIN_COMUNESD): Ditto.
7586 (IX86_BUILTIN_COMULTSD): Ditto.
7587 (IX86_BUILTIN_COMULESD): Ditto.
7588 (IX86_BUILTIN_COMUGTSD): Ditto.
7589 (IX86_BUILTIN_COMUGESD): Ditto.
7590 (IX86_BUILTIN_COMORDSD): Ditto.
7591 (IX86_BUILTIN_COMUNORDSD): Ditto.
7592 (IX86_BUILTIN_COMFALSESD): Ditto.
7593 (IX86_BUILTIN_COMTRUESD): Ditto.
7594 (IX86_BUILTIN_COMEQPS): Ditto.
7595 (IX86_BUILTIN_COMNEPS): Ditto.
7596 (IX86_BUILTIN_COMLTPS): Ditto.
7597 (IX86_BUILTIN_COMLEPS): Ditto.
7598 (IX86_BUILTIN_COMGTPS): Ditto.
7599 (IX86_BUILTIN_COMGEPS): Ditto.
7600 (IX86_BUILTIN_COMUEQPS): Ditto.
7601 (IX86_BUILTIN_COMUNEPS): Ditto.
7602 (IX86_BUILTIN_COMULTPS): Ditto.
7603 (IX86_BUILTIN_COMULEPS): Ditto.
7604 (IX86_BUILTIN_COMUGTPS): Ditto.
7605 (IX86_BUILTIN_COMUGEPS): Ditto.
7606 (IX86_BUILTIN_COMORDPS): Ditto.
7607 (IX86_BUILTIN_COMUNORDPS): Ditto.
7608 (IX86_BUILTIN_COMFALSEPS): Ditto.
7609 (IX86_BUILTIN_COMTRUEPS): Ditto.
7610 (IX86_BUILTIN_COMEQPD): Ditto.
7611 (IX86_BUILTIN_COMNEPD): Ditto.
7612 (IX86_BUILTIN_COMLTPD): Ditto.
7613 (IX86_BUILTIN_COMLEPD): Ditto.
7614 (IX86_BUILTIN_COMGTPD): Ditto.
7615 (IX86_BUILTIN_COMGEPD): Ditto.
7616 (IX86_BUILTIN_COMUEQPD): Ditto.
7617 (IX86_BUILTIN_COMUNEPD): Ditto.
7618 (IX86_BUILTIN_COMULTPD): Ditto.
7619 (IX86_BUILTIN_COMULEPD): Ditto.
7620 (IX86_BUILTIN_COMUGTPD): Ditto.
7621 (IX86_BUILTIN_COMUGEPD): Ditto.
7622 (IX86_BUILTIN_COMORDPD): Ditto.
7623 (IX86_BUILTIN_COMUNORDPD): Ditto.
7624 (IX86_BUILTIN_COMFALSEPD): Ditto.
7625 (IX86_BUILTIN_COMTRUEPD): Ditto.
7626 (IX86_BUILTIN_PCOMEQUB): Ditto.
7627 (IX86_BUILTIN_PCOMNEUB): Ditto.
7628 (IX86_BUILTIN_PCOMLTUB): Ditto.
7629 (IX86_BUILTIN_PCOMLEUB): Ditto.
7630 (IX86_BUILTIN_PCOMGTUB): Ditto.
7631 (IX86_BUILTIN_PCOMGEUB): Ditto.
7632 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7633 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7634 (IX86_BUILTIN_PCOMEQUW): Ditto.
7635 (IX86_BUILTIN_PCOMNEUW): Ditto.
7636 (IX86_BUILTIN_PCOMLTUW): Ditto.
7637 (IX86_BUILTIN_PCOMLEUW): Ditto.
7638 (IX86_BUILTIN_PCOMGTUW): Ditto.
7639 (IX86_BUILTIN_PCOMGEUW): Ditto.
7640 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7641 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7642 (IX86_BUILTIN_PCOMEQUD): Ditto.
7643 (IX86_BUILTIN_PCOMNEUD): Ditto.
7644 (IX86_BUILTIN_PCOMLTUD): Ditto.
7645 (IX86_BUILTIN_PCOMLEUD): Ditto.
7646 (IX86_BUILTIN_PCOMGTUD): Ditto.
7647 (IX86_BUILTIN_PCOMGEUD): Ditto.
7648 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7649 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7650 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7651 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7652 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7653 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7654 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7655 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7656 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7657 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7658 (IX86_BUILTIN_PCOMEQB): Ditto.
7659 (IX86_BUILTIN_PCOMNEB): Ditto.
7660 (IX86_BUILTIN_PCOMLTB): Ditto.
7661 (IX86_BUILTIN_PCOMLEB): Ditto.
7662 (IX86_BUILTIN_PCOMGTB): Ditto.
7663 (IX86_BUILTIN_PCOMGEB): Ditto.
7664 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7665 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7666 (IX86_BUILTIN_PCOMEQW): Ditto.
7667 (IX86_BUILTIN_PCOMNEW): Ditto.
7668 (IX86_BUILTIN_PCOMLTW): Ditto.
7669 (IX86_BUILTIN_PCOMLEW): Ditto.
7670 (IX86_BUILTIN_PCOMGTW): Ditto.
7671 (IX86_BUILTIN_PCOMGEW): Ditto.
7672 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7673 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7674 (IX86_BUILTIN_PCOMEQD): Ditto.
7675 (IX86_BUILTIN_PCOMNED): Ditto.
7676 (IX86_BUILTIN_PCOMLTD): Ditto.
7677 (IX86_BUILTIN_PCOMLED): Ditto.
7678 (IX86_BUILTIN_PCOMGTD): Ditto.
7679 (IX86_BUILTIN_PCOMGED): Ditto.
7680 (IX86_BUILTIN_PCOMFALSED): Ditto.
7681 (IX86_BUILTIN_PCOMTRUED): Ditto.
7682 (IX86_BUILTIN_PCOMEQQ): Ditto.
7683 (IX86_BUILTIN_PCOMNEQ): Ditto.
7684 (IX86_BUILTIN_PCOMLTQ): Ditto.
7685 (IX86_BUILTIN_PCOMLEQ): Ditto.
7686 (IX86_BUILTIN_PCOMGTQ): Ditto.
7687 (IX86_BUILTIN_PCOMGEQ): Ditto.
7688 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7689 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7690 (enum multi_arg_type): New enum for describing the various SSE5
7691 intrinsic argument types.
7692 (bdesc_multi_arg): New table for SSE5 intrinsics.
7693 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7694 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7696 (ix86_expand_builtin): Add SSE5 intrinsic support.
7697 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7698 operand instructions.
7699 (ix86_expand_sse5_multiple_memory): New function to split the
7700 second memory reference from SSE5 instructions.
7701 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7702 (ix86_return_pops_args): Use stdarg_p to determine if the function
7703 has variable arguments.
7704 (ix86_setup_incoming_varargs): Ditto.
7705 (x86_this_parameter): Ditto.
7707 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7709 (ix86_expand_sse5_pack): Ditto.
7710 (ix86_sse5_valid_op_p): Ditto.
7711 (ix86_expand_sse5_multiple_memory): Ditto.
7713 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7714 constant for SSE5 support.
7715 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7716 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7717 (UNSPEC_SSE5_PERMUTE): Ditto.
7718 (UNSPEC_SSE5_ASHIFT): Ditto.
7719 (UNSPEC_SSE5_LSHIFT): Ditto.
7720 (UNSPEC_FRCZ): Ditto.
7721 (UNSPEC_CVTPH2PS): Ditto.
7722 (UNSPEC_CVTPS2PH): Ditto.
7723 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7725 (COM_FALSE_S): Ditto.
7726 (COM_FALSE_P): Ditto.
7727 (COM_TRUE_S): Ditto.
7728 (COM_TRUE_P): Ditto.
7729 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7730 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7732 (memory attribute): Ditto.
7733 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7734 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7735 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7736 (floor<mode>2): Ditto.
7737 (ceil<mode>2): Ditto.
7738 (btrunc<mode>2): Ditto.
7739 (nearbyintdf2): Ditto.
7740 (nearbyintsf2): Ditto.
7741 (sse_setccsf): Disable if SSE5.
7742 (sse_setccdf): Ditto.
7743 (sse5_setcc<mode>): New support for SSE5 conditional move.
7744 (sse5_pcmov_<mode>): Ditto.
7746 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7748 (SSEMODEF2P): Ditto.
7749 (ssemodesuffixf4): New mode attribute for SSE5.
7750 (ssemodesuffixf2s): Ditto.
7751 (ssemodesuffixf2c): Ditto.
7752 (sserotatemax): Ditto.
7753 (ssescalarmode): Ditto.
7754 (sse_maskcmpv4sf3): Disable if SSE5.
7755 (sse_maskcmpv2df3): Ditto.
7756 (sse_vmmaskcmpv4sf3): Ditto.
7757 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7758 (sse5_vmfmadd<mode>4): Ditto.
7759 (sse5_fmsub<mode>4): Ditto.
7760 (sse5_vmfmsub<mode>4): Ditto.
7761 (sse5_fnmadd<mode>4): Ditto.
7762 (sse5_vmfnmadd<mode>4): Ditto.
7763 (sse5_fnmsub<mode>4): Ditto.
7764 (sse5_vmfnmsub<mode>4): Ditto.
7765 (sse5i_fmadd<mode>4): Ditto.
7766 (sse5i_fmsub<mode>4): Ditto.
7767 (sse5i_fnmadd<mode>4): Ditto.
7768 (sse5i_fnmsub<mode>4): Ditto.
7769 (sse5i_vmfmadd<mode>4): Ditto.
7770 (sse5i_vmfmsub<mode>4): Ditto.
7771 (sse5i_vmfnmadd<mode>4): Ditto.
7772 (sse5i_vmfnmsub<mode>4): Ditto.
7773 (mulv16qi3): Add SSE5 support.
7775 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7776 (sse2_mulv4si3): Disable if SSE5.
7777 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7778 (sse4_1_roundps): Ditto.
7779 (sse4_1_roundsd): Ditto.
7780 (sse4_1_roundss): Ditto.
7781 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7783 (sse_maskcmpsf3): Ditto.
7784 (sse_vmmaskcmpv4sf3): Ditto.
7785 (sse2_maskcmpv2df3): Ditto.
7786 (sse2_maskcmpdf3): Ditto.
7787 (sse2_vmmaskcmpv2df3): Ditto.
7788 (sse2_eq<mode>3): Ditto.
7789 (sse2_gt<mode>3): Ditto.
7790 (sse5_pcmov_<mode>): Add SSE5 support.
7791 (vec_unpacku_hi_v16qi): Ditto.
7792 (vec_unpacks_hi_v16qi): Ditto.
7793 (vec_unpacku_lo_v16qi): Ditto.
7794 (vec_unpacks_lo_v16qi): Ditto.
7795 (vec_unpacku_hi_v8hi): Ditto.
7796 (vec_unpacks_hi_v8hi): Ditto.
7797 (vec_unpacku_lo_v8hi): Ditto.
7798 (vec_unpacks_lo_v8hi): Ditto.
7799 (vec_unpacku_hi_v4si): Ditto.
7800 (vec_unpacks_hi_v4si): Ditto.
7801 (vec_unpacku_lo_v4si): Ditto.
7802 (vec_unpacks_lo_v4si): Ditto.
7803 (sse5_pmacsww): New SSE5 intrinsic insn.
7804 (sse5_pmacssww): Ditto.
7805 (sse5_pmacsdd): Ditto.
7806 (sse5_pmacssdd): Ditto.
7807 (sse5_pmacssdql): Ditto.
7808 (sse5_pmacssdqh): Ditto.
7809 (sse5_pmacsdqh): Ditto.
7810 (sse5_pmacsswd): Ditto.
7811 (sse5_pmacswd): Ditto.
7812 (sse5_pmadcsswd): Ditto.
7813 (sse5_pmadcswd): Ditto.
7814 (sse5_pcmov_<move>): Conditional move support on SSE5.
7815 (sse5_phaddbw): New SSE5 intrinsic insn.
7816 (sse5_phaddbd): Ditto.
7817 (sse5_phaddbq): Ditto.
7818 (sse5_phaddwd): Ditto.
7819 (sse5_phaddwq): Ditto.
7820 (sse5_phadddq): Ditto.
7821 (sse5_phaddubw): Ditto.
7822 (sse5_phaddubd): Ditto.
7823 (sse5_phaddubq): Ditto.
7824 (sse5_phadduwd): Ditto.
7825 (sse5_phadduwq): Ditto.
7826 (sse5_phaddudq): Ditto.
7827 (sse5_phsubbw): Ditto.
7828 (sse5_phsubwd): Ditto.
7829 (sse5_phsubdq): Ditto.
7830 (sse5_pperm): Ditto.
7831 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7832 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7833 (sse5_pperm_sign_v8hi_v4si): Ditto.
7834 (sse5_pperm_zero_v8hi_v4si): Ditto.
7835 (sse5_pperm_sign_v4si_v2di): Ditto.
7836 (sse5_pperm_sign_v4si_v2di): Ditto.
7837 (sse5_pperm_pack_v2di_v4si): Ditto.
7838 (sse5_pperm_pack_v4si_v8hi): Ditto.
7839 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7840 (sse5_perm<mode>): New SSE5 intrinsic insn.
7841 (rotl<mode>3): Ditto.
7842 (sse5_rotl<mode>3): Ditto.
7843 (sse5_ashl<mode>3): Ditto.
7844 (sse5_lshl<mode>3): Ditto.
7845 (sse5_frcz<mode>2): Ditto.
7846 (sse5s_frcz<mode>2): Ditto.
7847 (sse5_cvtph2ps): Ditto.
7848 (sse5_cvtps2ph): Ditto.
7849 (sse5_vmmaskcmp<mode>3): Ditto.
7850 (sse5_com_tf<mode>3): Ditto.
7851 (sse5_maskcmp<mode>3): Ditto.
7852 (sse5_maskcmp_uns<mode>3): Ditto.
7853 (sse5_maskcmp_uns2<mode>3): Ditto.
7854 (sse5_pcom_tf<mode>3): Ditto.
7856 * config/i386/predicates.md (sse5_comparison_float_operator):
7857 New predicate to match the comparison operators supported by
7858 the SSE5 com instruction.
7859 (ix86_comparison_int_operator): New predicate to match just the
7860 signed int comparisons.
7861 (ix86_comparison_uns_operator): New predicate to match just the
7862 unsigned int comparisons.
7864 * doc/invoke.texi (-msse5): Add documentation.
7865 (-mfused-madd): Ditto.
7867 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7869 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7871 (x86_64-*-*): Ditto.
7873 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7875 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7876 intrinisics for SSE5.
7878 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7881 * config/i386/mmintrin-common.h: New file, to contain common
7882 instructions between SSE4.1 and SSE5.
7884 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7885 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7886 (gen_regparm_prefix): Ditto.
7888 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7889 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7890 prototype_p to determine if a function is prototyped.
7892 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7894 * c-common.c (c_common_reswords) add the alignof keyword,
7895 with same RID as __alignof and __alignof__
7897 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7899 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7900 * hooks.c (hook_bool_const_int_const_int_true): New function.
7901 * target.h (struct gcc_target): Add can_eliminate field.
7902 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7903 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7904 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7905 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7906 (elim_table): Revise comment.
7907 * system.h (CAN_ELIMINATE): Poison.
7908 * defaults.h (CAN_ELIMINATE): Remove.
7909 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7911 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7912 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7914 (alpha_vms_can_eliminate): Declare as static, change return type to
7916 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7918 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7919 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7920 (arm_can_eliminate): New function.
7922 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7923 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7924 (avr_can_eliminate): Declare as static.
7925 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7927 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7928 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7929 (bfin_can_eliminate): New function.
7931 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7932 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7933 (crx_can_eliminate): New function.
7935 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7936 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7937 (fr30_can_eliminate): New function.
7939 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7940 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7941 (frv_can_eliminate): New function.
7943 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7944 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7945 (h8300_can_eliminate): New function.
7947 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7948 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7949 (i386_can_eliminate): Declare as static, change return type to bool.
7950 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7952 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7953 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7954 (ia64_can_eliminate): New function.
7956 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7957 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7958 (iq2000_can_eliminate): New function.
7960 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7961 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7962 (m32r_can_eliminate): New function.
7964 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7965 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7966 (m68hc11_can_eliminate): New function.
7968 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7969 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7970 (m68k_can_eliminate): New function.
7972 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7973 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7974 (mep_can_eliminate): New function.
7976 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7977 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7978 (mips_can_eliminate): New function.
7980 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7981 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7982 (rs6000_can_eliminate): New function.
7984 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7985 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7986 (s390_can_eliminate): Declare as static.
7987 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7989 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7990 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7991 (score_can_eliminate): New function.
7993 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7994 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7995 (sparc_can_eliminate): Declare as static.
7996 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7998 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7999 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
8000 (xstormy16_can_eliminate): New function.
8002 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
8003 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
8004 (v850_can_eliminate): New function.
8006 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
8008 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
8009 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
8010 (*movdfcc_ext[1234]): Disable for IEEE mode.
8012 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
8014 * gimplify.c (prepare_gimple_addressable): New static function.
8015 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
8017 (gimplify_addr_expr): Invoke it similarly on the operand instead of
8018 manually fiddling with it.
8020 2009-08-25 Michael Matz <matz@suse.de>
8022 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
8023 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
8025 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
8026 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
8027 (do_jump): Split out code for simple binary comparisons into ...
8028 (do_jump_1): ... this, taking the individual operands and code.
8029 Change callers to helper function above accordingly.
8030 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
8033 2009-08-25 Michael Matz <matz@suse.de>
8035 * expr.h (struct separate_ops, sepops): New type for passing
8036 around an exploded simple expression.
8037 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
8038 Use this structure instead of expression tree.
8039 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
8040 expression, only its type.
8041 (expand_vec_cond_expr): Take type and individual operands instead
8043 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
8044 expand_vec_shift_expr): Change prototype accordingly.
8045 * tree-vect-stmts.c (vectorizable_condition): Change call of
8046 expand_vec_cond_expr_p to pass only type.
8047 * expr.c (do_store_flags): Change prototype and implementation
8048 to take an exploded expression.
8049 (expand_expr_real_1): New local ops initialized with details
8050 of the full expression. Use it instead of full
8051 expression in calls to do_store_flags, expand_vec_cond_expr,
8052 expand_widen_pattern_expr and expand_vec_shift_expr.
8054 2009-08-25 Michael Matz <matz@suse.de>
8056 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
8057 treeop2 initialized with first three operands of the full expression.
8058 Substitute all TREE_OPERAND (exp, [012]) calls with them.
8060 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
8062 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
8063 (__gthread_objc_condition_allocate): Mark arguments as unused.
8064 (__gthread_objc_condition_deallocate): Likewise.
8065 (__gthread_objc_condition_wait): Likewise.
8066 (__gthread_objc_condition_broadcast): Likewise.
8067 (__gthread_objc_condition_signal): Likewise.
8068 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
8069 (__gthread_objc_thread_id): Likewise.
8071 2009-08-25 Janus Weil <janus@gcc.gnu.org>
8074 * tree-pretty-print.c (print_call_name): Print the correct call name
8075 for procedure pointer components.
8077 2009-08-24 Steve Ellcey <sje@cup.hp.com>
8079 * config/ia64/ia64.c (ia64_promote_function_mode): Call
8080 default_promote_function_mode when not VMS.
8082 2009-08-24 Olivier Hainque <hainque@adacore.com>
8084 * convert.c (convert_to_integer): Don't assume an input pointer is
8085 POINTER_SIZE wide. Fetch from the type instead.
8087 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8089 * configure.ac (AC_PREREQ): Bump to 2.64.
8091 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
8093 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
8094 (process_command): Don't search standard_exec_prefix_1 and
8095 standard_exec_prefix_2.
8097 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8099 * config/arm/arm.c (output_return_instruction): Handle for
8102 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8104 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
8106 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8108 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
8109 (*arm_movdf_vfp): Likewise.
8111 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8113 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
8114 (vashr<mode>3): Rename from ashr<mode>3.
8115 (vlshr<mode>3): Rename from lshr<mode>3.
8117 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
8120 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
8121 (check_format_info_main): Use scalar_identify_flag.
8122 (check_format_types): Check for scalar size identity if
8123 scalar_identify_flag is set.
8124 (printf_length_specs): Extend by new field.
8125 (asm_fprintf_length_specs): Likewise.
8126 (gcc_diag_length_specs): Likewise.
8127 (scanf_length_specs): Likewise.
8128 (strfmon_length_specs): Likewise.
8129 (gcc_gfc_length_specs): Likewise.
8130 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
8131 (ms_printf_flag_specs): Likewise.
8132 * c-format.h (format_length_info): Add new member scalar_identity_flag.
8134 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
8137 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
8138 (*call_value_pop_1): Ditto.
8139 (*sibcall_pop_1): New insn pattern.
8140 (*sibcall_value_pop_1): Ditto.
8142 2009-08-23 Alan Modra <amodra@bigpond.net.au>
8145 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
8148 2009-08-23 Alan Modra <amodra@bigpond.net.au>
8151 * fwprop.c (try_fwprop_subst): Allow multiple sets.
8152 (get_reg_use_in): New function.
8153 (forward_propagate_subreg): Propagate through subreg of zero_extend
8156 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
8158 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
8159 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
8161 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8163 * configure.ac: Remove --with-datarootdir, --with-docdir,
8164 --with-htmldir switches. No need to call AC_SUBST for
8165 datarootdir, docdir, htmldir any more.
8166 * configure: Regenerate.
8167 * doc/install.texi (Configuration): Document --datarootdir,
8168 --docdir, --htmldir, --pdfdir; update documentation for
8169 --infodir, --mandir.
8170 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
8173 * aclocal.m4: Regenerate.
8174 * config.in: Regenerate.
8175 * configure: Regenerate.
8177 2009-08-21 Douglas B Rupp <rupp@gnat.com>
8178 Olivier Hainque <hainque@adacore.com>
8180 * config/ia64/ia64.c: Include libfuncs.h.
8181 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
8182 (ia64_expand_call): Use reg 25 on VMS.
8183 (ia64_initialize_trampoline): Fix for VMS ABI.
8184 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
8185 (ia64_function_arg): Initialize reg 25 on VMS.
8186 Fix OpenVMS ABI issues for varargs.
8187 For OpenVMS, emit the Argument Information register set in the
8188 incoming/sibcall case as well.
8189 (ia64_arg_type): New function.
8190 (ia64_function_arg_advance): Keep track of cum->words.
8191 Fix OpenVMS ABI issues for varargs.
8192 (ia64_function_value): On VMS, promote mode of non-aggregate types.
8193 (ia64_override_options): Set flag_no_common on VMS.
8194 (ia64_init_builtins): Disable FWRITE builtin.
8195 (ia64_asm_output_external): Call DO_CRTL_NAMES.
8196 (ia64_vms_init_libfuncs): Add decc$ routines.
8197 (ia64_vms_valid_pointer_mode): New function.
8198 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
8199 (ia64_promote_function_mode): New function
8200 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
8201 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
8202 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8203 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
8204 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
8205 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
8206 Suppress trailing '#' if VALUE is numeric.
8207 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
8208 ia64_promote_function_mode.
8209 (TARGET_VALID_POINTER_MODE): Define.
8211 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8214 * config/rs6000/rs6000.c (rs6000_override_options): Use
8215 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
8218 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
8219 reporting of vector + decimal/boolean/complex error.
8221 2009-08-21 Jakub Jelinek <jakub@redhat.com>
8223 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
8224 __vector double TYPE_DECL.
8226 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
8228 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
8229 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
8230 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
8231 to pointer to enum machine_mode. Update all callers as needed.
8233 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
8235 * config/alpha/alpha.md (exception_receiver): Emit alternative
8236 GP load sequence if flag_reorder_blocks_and_partition is set.
8237 (*exception_receiver_2): Also enable when
8238 flag_reorder_blocks_and_partition is set.
8240 2009-08-20 Matt Rice <ratmice@gmail.com>
8241 Diego Novillo <dnovillo@google.com>
8243 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
8246 2009-08-20 Richard Guenther <rguenther@suse.de>
8248 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
8249 * c-tree.h (c_dup_lang_specific_decl): Remove.
8250 (struct lang_decl, struct lang_type): Move definitions ...
8251 * c-lang.h: ... here. New file.
8252 * c-decl.c: Include c-lang.h.
8253 (c_dup_lang_specific_decl): Remove.
8254 * c-typeck.c: Include c-lang.h.
8255 * Makefile.in (c-decl.o): Add c-lang.h dependency.
8256 (c-typeck.o): Likewise.
8257 * c-config-lang.in (gtfiles): Add c-lang.h.
8258 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
8261 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
8263 * config/alpha/alpha.c (alpha_end_function): Do not clear
8264 crtl->emit structure and free insn locators if cfun->is_thunk is true,
8265 this is now handled in generic code.
8267 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
8269 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
8270 (s390_z10_fix_long_loop_prediction): New function.
8271 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
8272 (s390_reorg): Walk over the INSNs and invoke
8273 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
8275 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
8277 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
8278 "*brx_64bit", "*brx_31bit"): New patterns.
8279 * config/s390/s390.c ('E'): New output modifier.
8281 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8282 Richard Earnshaw <richard.earnshaw@arm.com>
8284 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
8285 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
8287 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8289 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
8291 * pa.c (emit_move_sequence): Check if address of operand1 is valid
8292 for mode mode of operand0 when doing secondary reload for SAR.
8294 2009-08-19 Jakub Jelinek <jakub@redhat.com>
8297 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
8298 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
8300 2009-08-19 Jason Merrill <jason@redhat.com>
8302 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
8303 supported template depth in C++0x.
8305 2009-08-19 Jakub Jelinek <jakub@redhat.com>
8307 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
8308 free_after_compilation.
8309 * config/score/score7.c (score7_output_mi_thunk): Likewise.
8310 * config/score/score3.c (score3_output_mi_thunk): Likewise.
8311 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8312 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8313 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8314 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8315 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8317 2009-08-19 Ian Lance Taylor <iant@google.com>
8319 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
8320 of (plus (mult (neg B) C) A).
8322 2009-08-18 Michael Matz <matz@suse.de>
8324 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
8325 instead of comparing TYPE_MAIN_VARIANT for equality.
8326 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
8327 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
8328 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
8329 * gimplify.c (goa_lhs_expr_p): Ditto and use
8330 STRIP_USELESS_TYPE_CONVERSION.
8332 2009-08-18 Michael Matz <matz@suse.de>
8334 * tree-ssa-structalias.c (create_variable_info_for): Also mark
8335 first field in a struct.
8336 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
8338 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
8340 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
8341 locators before emit_insn is called. Remove assert that
8343 (alpha_end_function): Clear crtl->emit structure and free insn
8344 locators if cfun->is_thunk is true.
8346 2009-08-18 Jason Merrill <jason@redhat.com>
8348 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
8350 * configure.ac: Test for it.
8351 * configure, config.in: Regenerate.
8352 * doc/install.texi: Document --enable-gnu-unique-object.
8354 2009-08-18 Richard Guenther <rguenther@suse.de>
8357 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
8358 pow(x,y*z) only if x is nonnegative.
8360 2009-08-18 Jakub Jelinek <jakub@redhat.com>
8362 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
8366 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
8367 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
8369 2009-08-17 DJ Delorie <dj@redhat.com>
8371 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
8372 * config/m32c/prologue.md (epilogue_freit): New.
8374 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
8375 (bank_switch_p): Likewise.
8376 (fast_interrupt_p): Likewise.
8377 (interrupt_p): Likewise.
8378 (m32c_conditional_register_usage): Round memregs size up.
8379 (need_to_save): We only need to save $a0 when we use ENTER.
8380 (interrupt_p): Check for fast_interrupt too.
8381 (bank_switch_p): New.
8382 (fast_interrupt_p): New.
8383 (m32c_attribute_table): Add bank_switch and fast_interrupt.
8384 (m32c_emit_prolog): Support bank switching and fast interrupts.
8385 * doc/extend.texi (Function Attributes): Add bank_switch and
8388 2009-08-17 Douglas B Rupp <rupp@gnat.com>
8390 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
8391 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
8393 2009-08-16 Douglas B Rupp <rupp@gnat.com>
8395 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
8396 (menu): Add IA-64/VMS Options.
8397 (IA-64/VMS Options): Likewise.
8399 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
8402 * config/mips/mips.md (*lwxs): Use :P for pointer values.
8404 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
8406 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
8407 (mips_pop_asm_switch): Likewise.
8408 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
8410 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
8411 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
8412 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
8413 (mips_print_operand_punctuation): Use them. Check mips_noreorder
8414 instead of set_noreorder.
8415 (mips_output_function_prologue): Use the new functions.
8416 (mips_output_function_epilogue): Likewise.
8417 (mips_need_noat_wrapper_p): New function, split out from...
8418 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
8419 Use mips_push_asm_switch and mips_pop_asm_switch.
8420 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
8421 and mips_pop_asm_switch.
8422 (ASM_OUTPUT_REG_POP): Likewise.
8423 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
8424 Use mips_pop_asm_switch.
8425 (mips_asm_switch): New structure.
8426 (set_noreorder, set_nomacro): Replace with...
8427 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
8428 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
8429 instead of set_nomacro.
8430 (fix_truncsfsi2_macro): Likewise.
8431 (cprestore): Likewise.
8432 (hazard): Use mips_noreorder instead of set_noreorder.
8433 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8435 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
8437 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
8438 from prev_active_insn.
8440 2009-08-16 Anatoly Sokolov <aesok@post.ru>
8442 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
8443 * config/avr/avr.c (avr_override_options): Initialize
8444 avr_current_arch variable.
8445 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
8446 __AVR_HAVE_16BIT_SP__ according to the device type.
8447 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
8449 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
8450 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
8452 2009-08-16 Dodji Seketeli <dodji@redhat.com>
8455 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
8456 generating inlined subroutine die only. We shouldn't be
8457 called for anything else.
8458 (gen_block_die): Don't generate inline subroutine debug info for
8461 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8463 * graphite-poly.c (print_pbb): Print PBB index.
8465 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8468 * graphite-interchange.c (ppl_max_for_le): Moved...
8469 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
8470 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
8471 ppl_Pointset_Powerset_C_Polyhedron_maximize.
8472 * graphite-ppl.h (ppl_max_for_le): Declared.
8474 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
8476 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
8477 supported on all platforms.
8478 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
8479 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
8480 * c-pragma.c: Likewise.
8481 * target-def.h (TARGET_INITIALIZER): Remove
8482 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8483 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8485 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8487 * config/ia64/fde-vms.c: New file.
8488 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
8489 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
8490 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
8491 (uw_frame_state_for): Only register a personality routine if it is
8492 known to be compatible with our expectations.
8493 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
8494 Declare unw_table_entry stack variable and
8495 mod all calls to _Unwind_FindTableEntry to add arg.
8496 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
8497 (_Unwind_FindTableEntry): Add arg to prototype.
8499 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
8501 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
8502 field 'signal_pfs_loc'.
8503 (uw_frame_state_for): Remove duplicate code dealing with leaf
8504 procedures without unwind info.
8505 If in the frame after unwinding through a signal handler, restore
8506 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
8507 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
8508 'pfs_loc' to the AR.PFS location in the signal context; instead
8509 set 'signal_pfs_loc'.
8510 Manually generate the unwind info for the AR.PFS register.
8511 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
8512 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
8513 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
8514 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
8515 instead set 'signal_pfs_loc'.
8516 Remove code preventing the AR.PFS register from being restored
8517 from the signal context.
8519 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8520 Tristan Gingold <gingold@adacore.com>
8522 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
8523 * config/ia64/t-vms: New file.
8524 * config/ia64/vms64.h: New file.
8525 * config/ia64/vms.h: New file.
8526 * config/ia64/vms-crtinit.asm: New file.
8527 * config/ia64/vms_symvec_libgcc_s.opt: New file.
8528 * config/ia64/vms-unwind.h: New file.
8530 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8532 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
8535 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8538 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
8540 * real.h (do_mpc_arg2): ... here.
8541 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
8544 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
8546 * final.c (add_debug_prefix_map): Don't use GC memory for
8547 old_prefix and new_prefix.
8549 2009-08-14 Richard Guenther <rguenther@suse.de>
8551 * ipa-prop.c (compute_complex_pass_through): If we cannot
8552 compute a non-varying offset for IPA_JF_ANCESTOR punt.
8554 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8556 * c-lex.c (c_lex_with_flags): Increase size of local variable
8557 to avoid memory clobber.
8559 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
8562 * config/i386/i386.c (ix86_fp_comparison_strategy):
8563 Only enable/disable sahf at function granularity.
8565 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8567 PR rtl-optimization/41064
8568 * reload1.c (reload_as_needed): Don't call extract_insn
8569 for known invalid replacements after calling
8570 validate_replace_rtx_group and verify_changes.
8572 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8575 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8576 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8577 ix86_expand_fp_vcond.
8578 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8579 Assert that operation is supported by ix86_expand_int_vcond.
8580 (vcondu<SSEMODE124C8:mode>): Ditto.
8582 2009-08-13 DJ Delorie <dj@redhat.com>
8584 * config/i386/djgpp-stdint.h: New.
8585 * config.gcc (djgpp): Use it.
8587 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8589 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8590 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8592 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8594 * tree-ssa-loop-prefetch.c
8595 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8596 for long-stride pruning.
8597 (compute_miss_rate): New function to compute the probability
8598 that two memory references access different cache lines.
8600 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8602 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8604 2009-08-13 Richard Guenther <rguenther@suse.de>
8607 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8608 use the constant pointer type.
8609 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8610 of CV qualifiers on the target pointer type.
8611 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8612 conversion check before restrict check.
8614 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8617 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8619 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8621 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8623 2009-08-12 Richard Guenther <rguenther@suse.de>
8625 PR tree-optimization/41011
8626 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8627 and reference constructing.
8629 2009-08-12 Xinliang David Li <davidxl@google.com>
8631 PR tree-optimization/41012
8632 * tree-flow.h : New external interface.
8633 * gimple-low.c (check_call_arg): Change to public function.
8634 Remove argument mismatch check in lowering.
8635 * tree-inline.h (tree_can_inline_p): Interface change.
8636 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8638 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8639 Call change to tree_can_inline_p function.
8640 (cgraph_decide_inlining_incrementally): Ditto.
8642 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8644 PR tree-optimization/41031
8645 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8646 on the partition variable rather than promote_mode on the source
8647 type. Assert that the partition variable's type has the same
8648 mode as the source value's.
8650 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8652 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8653 for for_return == 2.
8654 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8656 * calls.c (expand_call): Fix typo.
8657 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8659 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8661 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8662 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8663 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8664 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8666 2009-08-12 Andrew Haley <aph@redhat.com>
8668 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8670 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8673 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8675 2009-08-12 Richard Guenther <rguenther@suse.de>
8677 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8678 * gimplify.c (gimplify_modify_expr): Do not use
8679 lang_hooks.types_compatible_p.
8680 * tree-ssa.c (useless_type_conversion_p): For aggregates
8681 just return false if the canonical types differ.
8683 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8686 * sese.c (convert_for_phi_arg): New.
8687 (add_guard_exit_phis): Use convert_for_phi_arg.
8689 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8691 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8692 unknown subscript upper bounds.
8694 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8695 Pranav Garg <pranav.garg2107@gmail.com>
8697 * graphite-interchange.c (gather_access_strides): Removed.
8698 (ppl_max_for_le): New.
8699 (build_linearized_memory_access): New.
8700 (memory_stride_in_loop): New.
8701 (pbb_interchange_profitable_p): Reimplemented.
8702 * graphite-ppl.h (ppl_new_id_map): New.
8703 (ppl_interchange): New.
8705 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8707 * graphite-interchange.c (compute_subscript): Removed.
8708 (compute_array_size_cstr): Removed.
8709 (compute_array_size_poly): Removed.
8710 (compute_array_size): Removed.
8711 (gather_access_strides_poly): Removed.
8712 (gather_access_strides): Empty.
8714 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8716 * graphite-dependences.c (dependence_polyhedron_1): Replace
8717 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8718 (graphite_legal_transform_dr): Same.
8719 (graphite_carried_dependence_level_k): Same.
8720 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8721 Initialize PDR_NB_SUBSCRIPTS.
8722 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8724 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8725 (PDR_NB_SUBSCRIPTS): New.
8726 (pdr_nb_subscripts): Removed.
8727 (pdr_dim): Simplified.
8728 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8729 with PDR_NB_SUBSCRIPTS.
8731 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8733 * graphite-interchange.c (compute_array_size): Remove use of
8735 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8736 Do not initialize PDR_DATA_CONTAINER.
8737 (print_pdr): Do not print PDR_DATA_CONTAINER.
8738 * graphite-poly.h (struct poly_dr): Remove data_container field.
8739 (PDR_DATA_CONTAINER): Removed.
8740 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8742 (build_poly_dr): Same.
8744 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8745 Sebastian Pop <sebastian.pop@amd.com>
8747 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8748 copy of the dependence polyhedron. Free the temporary objects.
8749 (graphite_carried_dependence_level_k): Free unused objects before
8752 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8754 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8755 Early return without analyzing the data dependences if no
8756 transform has been done. Call restore_scattering if the transform
8758 (graphite-interchange.c): Same.
8759 * graphite-poly.c (print_scattering_function): Test for
8761 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8762 (apply_poly_transforms): Do not gcc_assert that
8763 the transform is legal.
8764 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8765 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8766 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8767 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8768 * graphite-poly.h (struct poly_scattering): New.
8769 (struct poly_bb): Add original, transformed, and saved fields.
8770 Remove transformed_scattering, original_scattering,
8771 nb_local_variables and nb_scattering_transform fields.
8772 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8773 (poly_scattering_new): New.
8774 (poly_scattering_free): New.
8775 (poly_scattering_copy): New.
8776 (store_scattering_pbb): New.
8777 (store_scattering): New.
8778 (restore_scattering_pbb): New.
8779 (restore_scattering): New.
8780 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8781 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8783 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8785 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8788 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8790 * Makefile.in (graphite.o): Depends on PREDICT_H.
8791 * graphite.c: Include predict.h.
8792 (graphite_finalize): Call tree_estimate_probability.
8793 * predict.c (predict_loops): Do not call scev_initialize and
8795 (tree_estimate_probability_bb): New.
8796 (tree_estimate_probability): Do not initialize loops: move that
8797 code to the driver. Call tree_estimate_probability_bb.
8798 (tree_estimate_probability_driver): New.
8799 (pass_profile): Use tree_estimate_probability_driver.
8800 * predict.h (tree_estimate_probability): Declared.
8802 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8804 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8805 * graphite-dependences.c (graphite_legal_transform): Add time to
8806 TV_GRAPHITE_DATA_DEPS.
8807 (dependency_between_pbbs_p): Same.
8808 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8810 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8812 PR rtl-optimization/41033
8813 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8814 aliasing is disabled.
8816 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8818 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8819 si_mask_operand, and_load_operand, low_bitmask_operand,
8820 and_reg_operand, and_operand): New predicates.
8821 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8822 * config/mips/mips.c (and_operands_ok): New function.
8823 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8824 * config/mips/mips.md (move_type): Add ext_ins and logical.
8825 (type): Handle them.
8826 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8827 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8828 shift_shift. Remove commutative constraint modifier.
8829 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8831 (*clear_upper32_dext): Remove define_insn_and_split.
8832 (*clear_upper32): Turn this define_insn_and_split ...
8833 (splitter for ANDing register with 0xffff_ffff): .. into this.
8835 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8837 * combine.c (try_widen_shift_mode): Factor out code to check if an
8838 integer constant is a low-order bitmask from here ...
8839 * rtlanal.c (low_bitmask_len): ... to here.
8840 * rtl.h (low_bitmask_len): Declare.
8842 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8845 * config/alpha/alpha.md (addsi3): Remove expander.
8846 (addsi3): Rename from *addsi3_internal insn pattern.
8847 (subsi3): Remove expander.
8848 (subsi3): Rename from *subsi3_internal insn pattern.
8850 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8852 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8855 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8856 Eric Botcazou <botcazou@adacore.com>
8857 Douglas B Rupp <rupp@gnat.com>
8859 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8860 that records that fit in 64 bits are returned by immediate value,
8861 as required by OpenVMS Calling Standard.
8862 (function_value): Adjust for above modification.
8863 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8864 virtual_incoming_args_rtx as base object, not next_arg.
8865 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8867 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8869 * reload.c (find_reloads_subreg_address): Check the original
8870 req_equiv_mem address to detect the case where an address is
8871 not valid in the outer mode.
8873 2009-08-11 Richard Guenther <rguenther@suse.de>
8876 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8878 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8880 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8881 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8883 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8884 Douglas B Rupp <rupp@gnat.com>
8886 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8887 PT_STACK when frame_pointer_needed on OpenVMS.
8888 (alpha_pv_save_size, alpha_using_fp): Remove.
8889 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8890 with proper processing for PT_NULL.
8891 (alpha_vms_initial_elimination_offset): New function. Support for
8892 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8893 (alpha_sa_size): Force procedure type to PT_STACK when
8894 frame_pointer_needed on OpenVMS.
8895 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8896 (alpha_using_fp): Likewise.
8897 (alpha_vms_can_eliminate): Add prototype.
8898 (alpha_vms_initial_elimination_offset): Likewise.
8899 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8900 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8902 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8903 Douglas B Rupp <rupp@gnat.com>
8905 * config/alpha/alpha.c (common_object_handler): New function.
8906 (vms_attribute_table): Declare a single attribute "common_object".
8907 (vms_output_aligned_decl_common): New global function.
8908 (SECTION_VMS_OVERLAY): Delete.
8909 (SECTION_VMS_GLOBAL): Likewise.
8910 (SECTION_VMS_INITIALIZE): Likewise.
8911 (vms_asm_named_section): Remove support for above flags.
8912 (vms_section_type_flags): Delete.
8913 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8914 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8915 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8916 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8918 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8921 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8922 (sub_ddmmss): Likewise.
8924 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8927 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8930 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8933 * reload1.c (reload_as_needed): Use cancel_changes to completely
8934 undo a failed replacement attempt.
8936 2009-08-10 Richard Guenther <rguenther@suse.de>
8939 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8940 (useless_type_conversion_p): ... here. Require pointer targets
8943 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8946 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8947 loose the original type of the statement list.
8949 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8951 * config/alpha/alpha.c: Include libfuncs.h
8952 (avms_asm_output_extern): New function.
8953 (alpha_init_libfuncs): Init some decc libfuncs.
8954 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8955 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8956 (DO_CRTL_NAMES): Define.
8958 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
8959 (LONG_TYPE_SIZE): Define.
8960 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8961 (SUBTARGET_SWITCHES): Define malloc64 switch.
8962 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8963 (MASK_RETURN_ADDR): Define.
8964 doc/invoke.texi (mmalloc64): Document switch.
8966 2009-08-09 Olivier Hainque <hainque@adacore.com>
8967 Douglas B Rupp <rupp@gnat.com>
8969 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8970 uses_condition_handler.
8971 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8972 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8973 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8974 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8975 (code_for_builtin): New insn codes for the new alpha_builtins.
8976 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8977 (alpha_sa_size): Account for uses_condition_handler.
8978 (alpha_expand_prologue): Likewise.
8979 (alpha_start_function): Likewise.
8980 (alpha_expand_epilogue): Likewise.
8981 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8982 establish/revert expanders.
8983 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8984 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8985 New expander, resorting to the alpha.c associated function.
8986 (builtin_revert_vms_condition_handler): Likewise.
8987 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8988 __gcc_shell_handler, the static VMS condition handler used as
8989 an indirection wrapper to the current dynamically established
8991 * config/alpha/vms-unwind.h: Complete rewrite.
8992 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8993 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8995 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8996 Douglas B Rupp <rupp@gnat.com>
8998 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8999 (alpha_need_linkage): Handle aliases. Return function symbol.
9000 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
9001 Use ultimate alias target for the linkage name.
9002 * config/alpha/alpha.md (movmemdi): Use the symbol returned
9003 by alpha_need_linkage for the function symbol.
9004 (setmemdi): Likewise.
9006 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9008 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
9009 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
9010 (ASM_WEAKEN_LABEL): Define.
9011 (CRT_CALL_STATIC_FUNCTION): Define.
9012 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
9013 (ENDFILE_SPEC): Define.
9014 (INIT_SECTION_ASM_OP): Define.
9015 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
9016 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
9018 (MULTILIB_OSDIRNAMES): Define.
9019 (shlib_version): Define.
9020 (SHLIB_EXT): Define.
9021 (SHLIB_OBJS): Define.
9022 (SHLIB_NAME): Define.
9023 (SHLIB_MULTILIB): Define.
9024 (SHLIB_INSTALL): Define.
9025 (SHLIB_SYMVEC): Define.
9026 (SHLIB_SYMVECX2): Define.
9027 (SHLIB_LINK): Define.
9029 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9031 * config/alpha/alpha.c (alpha_initialize_trampoline):
9032 Initialize VMS trampoline IAW ABI for bounded procedure calls.
9033 (alpha_start_function): Emit transfer address on nested functions
9034 for VMS trampoline call.
9035 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
9036 since no longer used.
9037 * config/alpha/vms-tramp.asm: Remove.
9038 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
9039 since now only data initialized at runtime.
9041 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9043 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
9044 (LINK_GCC_C_SEQUENCE_SPEC): Define.
9045 (MD_EXEC_PREFIX): Remove, no longer used.
9046 (MD_STARTFILE_PREFIX): Likewise.
9047 (INCLUDE_DEFAULTS): Likewise.
9048 * config/alpha/t-vms:
9049 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
9051 2009-08-09 Richard Guenther <rguenther@suse.de>
9053 PR tree-optimization/41016
9054 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
9055 (operand_precision): Remove.
9056 (integral_operand_p): Likewise.
9057 (recognize_single_bit_test): Adjust.
9059 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9061 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
9062 operation overflows. Likewise non-cast unary arithmetic.
9063 If one arm of a conditional expression is always taken,
9064 inhibit evaluation warnings for the other arm. Likewise inhibit
9065 evaluation warnings for the second && or || operand if the first
9066 operand is enough to determine the result.
9067 * c-typeck.c (build_conditional_expr): Apply the same inhibition
9069 (build_binary_op): Prevent duplicate evaluation warnings.
9071 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9073 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
9074 and destination have different modes, Use promote_mode to
9075 determine the signedness of the conversion. Assert that the
9076 promoted source mode matches the destination mode. Don't pass
9077 the destination and destination mode to expand_expr if the source
9078 mode is different. Simplify conversion logic.
9080 2009-08-09 Ira Rosen <irar@il.ibm.com>
9082 PR tree-optimization/41008
9083 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
9084 from condition only in case it's a comparison. Adjust checks.
9086 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
9088 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
9089 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
9090 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
9091 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
9092 (dump_cand): Handle them.
9093 (struct iv_cand): New members COST_STEP and AINC_USE.
9094 (stmt_after_increment): Likewise.
9095 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
9096 callers changed. Use gimple_uid comparison instead of scanning.
9097 (add_candidate_1): When looking for identical candidates, take
9098 AINC_USE into account. Set it for new candidates.
9099 (force_expr_to_var_cost): Cast target_spill_cost to int.
9100 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
9101 All callers changed. Check for availability of autoinc addressing
9102 modes, both in general for a given mode, and in the specific use case.
9103 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
9105 (get_computation_cost): Likewise.
9106 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
9107 add_autoinc_candidates): New static functions.
9108 (add_candidate): Call add_autoinc_candidates for candidates based on
9110 (find_iv_candidates): Call set_autoinc_for_original_candidates.
9111 (determine_use_iv_cost_address): If we have an autoinc candidate at
9112 the matching use, verify autoinc is possible and subtract the cost
9113 of the candidate's step from the cost.
9114 (determine_iv_cost): Record the cost of the increment in the COST_STEP
9115 member of the candidate.
9116 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
9117 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
9119 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9121 * config.build (ia64-hp-*vms*): New target.
9122 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
9124 * config.gcc (ia64-hp-*vms*): New target.
9125 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
9127 * config.host (ia64-hp-*vms*): New target.
9128 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
9131 2009-08-08 Richard Guenther <rguenther@suse.de>
9133 PR tree-optimization/40991
9134 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
9136 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
9138 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
9139 mode check. Do truncations in an integer mode.
9140 (force_to_mode): Handle subregs for all mode types. Only do
9141 arithmetic simplifications on integer modes.
9143 2009-08-07 Richard Guenther <rguenther@suse.de>
9145 PR tree-optimization/40999
9146 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
9147 (maybe_fold_reference): Lookup constant initializers.
9148 (fold_gimple_assign): Likewise.
9150 2009-08-07 Richard Guenther <rguenther@suse.de>
9152 * tree-ssa.c (useless_type_conversion_p_1): Only for types
9153 that require structural equality defer to the langhook.
9155 2009-08-07 Martin Jambor <mjambor@suse.cz>
9157 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
9159 (struct ipa_pass_through_data): New type.
9160 (struct ipa_ancestor_jf_data): New type.
9161 (union jump_func_value): Removed field formal_id, added fields
9162 pass_through and ancestor.
9163 (struct ipa_param_call_note): Changed type of formal_id to int from
9165 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
9166 operations jump functions and ancestor jump functions.
9167 (compute_complex_pass_through): New function.
9168 (compute_scalar_jump_functions): Call compute_complex_pass_through,
9169 reflect changes in the jump function strucutre.
9170 (update_jump_functions_after_inlining): Ignore complex pass-through
9171 and ancestor jump functions.
9172 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
9173 polynomial pass-through with operation jump functions.
9175 2009-08-07 Jakub Jelinek <jakub@redhat.com>
9177 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
9178 fde->dw_fde_begin as begin label instead of hot/cold label.
9179 Use LLSDAC label instead of LLSDA for second section lsda.
9180 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
9181 label instead of LLSDA if it is true.
9182 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
9184 * except.c (add_call_site, dw2_size_of_call_site_table): Add
9185 SECTION argument. Use it as index into crtl->eh.call_site_record
9187 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
9188 use it to determine how to print table entries instead of using
9189 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
9190 label instead of normal begin label as base.
9191 (sjlj_assign_call_site_values): Adjust add_call_site caller.
9192 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
9193 ensure no EH range spans between sections and that landing pads
9194 are always in the corresponding section.
9195 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
9196 for crtl->eh.call_site_record being an array rather than scalar.
9197 (output_one_function_exception_table): New function, copied
9198 from output_function_exception_table. Adjust
9199 dw2_size_of_call_site_table, dw2_output_call_site_table
9200 callers. For SECOND section use *C suffixed labels.
9201 (output_function_exception_table): Call
9202 output_one_function_exception_table and, when doing hot/cold
9203 partitioning, also another time for the second section.
9204 * opts.c: Include except.h.
9205 (decode_options): Allow -freorder-blocks-and-partition with
9206 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
9207 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
9208 * function.h (struct rtl_eh): Change call_site_record from
9209 scalar into array of 2 elements.
9211 2009-08-07 Martin Jambor <mjambor@suse.cz>
9213 * ipa-prop.c (count_formal_params_1): New function.
9214 (ipa_get_vector_of_formal_parms): New function.
9215 (get_vector_of_formal_parm_types): New function.
9216 (ipa_modify_formal_parameters): New function.
9217 (ipa_modify_call_arguments): New function.
9218 (index_in_adjustments_multiple_times_p): New function.
9219 (ipa_combine_adjustments): New function.
9220 (ipa_dump_param_adjustments): New function.
9221 * ipa-prop.h (struct ipa_parm_adjustment): New type.
9222 (ipa_get_vector_of_formal_parms): Declare.
9223 (ipa_modify_formal_parameters): Declare.
9224 (ipa_modify_call_arguments): Declare.
9225 (ipa_combine_adjustments): Declare.
9226 (ipa_dump_param_adjustments): Declare.
9227 (build_ref_for_offset): Declare.
9228 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
9229 * tree-sra.c: Include ipa-prop.c.
9230 (build_ref_for_offset): Make public.
9232 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
9234 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
9236 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
9238 * gcc/doc/extend.texi (__builtin_extract_return_address)
9239 (__builtin_frob_return_address): Document.
9241 2009-08-06 Paul Brook <paul@codesourcery.com>
9243 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
9244 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
9245 implementation on ARMv6-M.
9247 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9249 * doc/extend.texi (pcs): Document new attribute for ARM.
9251 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9253 * arm.c (pcs_attribute_args): Comment out unsupported attribute
9256 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9258 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
9261 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9263 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
9265 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9267 Merge ARM/hard_vfp_branch to trunk.
9269 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
9271 * arm.c (libcall_eq): New function.
9272 (libcall_hash): New function.
9273 (add_libcall): New function.
9274 (arm_libcall_uses_aapcs_base): New function.
9275 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
9276 libcalls using the base PCS.
9277 (arm_init_cumulative_args): Likewise.
9279 2009-07-20 Joseph Myers <joseph@codesourcery.com>
9281 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
9282 Use base ABI for conversion libfuncs between HFmode and SFmode.
9284 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9286 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
9287 V4SImode as representatives of all 64-bit and 128-bit vector
9288 types. Allow vector types without vector modes.
9289 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
9290 without vector modes like BLKmode.
9291 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
9292 BLKmode. Avoid unsupported vector modes or TImode moves for
9294 (aapcs_vfp_allocate_return_reg): Likewise.
9295 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
9296 V8QImode if TARGET_NEON || TARGET_IWMMXT.
9298 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9300 * config/arm/arm.c (arm_handle_pcs_attribute): New.
9301 (arm_get_pcs_model): Pass attribute arguments to
9302 arm_pcs_from_attribute.
9303 (arm_init_cumulative_args): Use base AAPCS for conversions from
9304 floating-point types to DImode.
9305 (arm_attribute_table): Add pcs attribute.
9306 (arm_handle_pcs_attribute): New.
9307 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
9308 conversions from floating-point types to DImode, also declare them
9309 to use base AAPCS and declare functions they call to use base
9310 AAPCS and their RTABI names.
9312 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9314 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
9315 -mfloat-abi=hard not being supported for VFP.
9317 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
9319 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
9320 SYMBOL_REF to hard_libcall_value.
9322 2009-03-05 Joseph Myers <joseph@codesourcery.com>
9323 Richard Earnshaw <rearnsha@arm.com>
9325 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
9326 has been put on the stack, all remaining co-processory arguments for
9327 that co-processor also go on the stack.
9329 2009-03-05 Joseph Myers <joseph@codesourcery.com>
9331 * config/arm/arm.c (arm_return_in_memory): Handle returning
9332 vectors of suitable size in registers also for AAPCS case.
9334 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9336 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
9338 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
9340 ARM Hard-VFP calling convention
9341 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
9342 * target.h (gcc_target): Add libcall_value to table of call hooks.
9343 * targhooks.h (default_libcall_value): Default implementation.
9344 * targhooks.c (default_libcall_value): Likewise.
9345 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
9346 * optabs.c (expand_unop): Use it.
9347 * expr.h (hard_libcall_value): Pass the function RTX through.
9348 * calls.c (emit_library_call_value_1): Update call to
9350 * explow.c (hard_libcall_value): Use new target hook.
9351 * testsuite/lib/target-supports.exp
9352 (check_effective_target_arm_hard_vfp_ok): New hook.
9353 (check_effective_target_arm_neon_ok): Improve test for neon
9355 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
9356 * config/arm/arm.c: Include cgraph.h
9357 (TARGET_FUNCTION_VALUE): Override default hook.
9358 (arm_pcs_default): New variable.
9359 (arm_override_options): Don't fault hard calling convention with VFP.
9360 Add support for AAPCS variants.
9361 (arm_function_value): Make static. Handle AAPCS variants.
9362 (arm_libcall_value): New function.
9363 (arm_apply_result_size): Handle VFP registers in results.
9364 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
9366 (pcs_attribute_args): New variable.
9367 (arm_pcs_from_attribute): New function.
9368 (arm_get_pcs_model): New function.
9369 (aapcs_vfp_cum_init): New function.
9370 (aapcs_vfp_sub_candidate): New function.
9371 (aapcs_vfp_is_return_candidate): New function.
9372 (aapcs_vfp_is_call_candidate): New function.
9373 (aapcs_vfp_allocate): New function.
9374 (aapcs_vfp_allocate_return_reg): New function.
9375 (aapcs_vfp_advance): New function.
9376 (aapcs_cp_arg_layout): New variable.
9377 (aapcs_select_call_coproc): New function.
9378 (aapcs_select_return_coproc): New function.
9379 (aapcs_allocate_return_reg): New function.
9380 (aapcs_libcall_value): New function.
9381 (aapcs_layout_arg): New function.
9382 (arm_init_cumulative_args): Initialize AAPCS args data.
9383 (arm_function_arg): Handle AAPCS variants using new interface.
9384 (arm_arg_parital_bytes): Likewise.
9385 (arm_function_arg_advance): New function.
9386 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
9387 calling conventions.
9388 (arm_setup_incoming_varargs): Handle new AAPCS args data.
9389 * arm.h (NUM_VFP_ARG_REGS): Define.
9390 (LIBCALL_VALUE): Update.
9391 (FUNCTION_VALUE): Delete.
9392 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
9393 (arm_pcs): New enum.
9394 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
9395 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
9396 (FUNCTION_ARG_REGNO_P): Add VFP regs.
9397 * arm-protos.h (arm_function_arg_advance): Add.
9398 (aapcs_libcall_value): Add.
9399 (arm_function_value): Delete.
9401 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
9402 H.J. Lu <hongjiu.lu@intel.com>
9405 * config/i386/i386.c (standard_sse_mode_p): Remove.
9406 (standard_sse_constant_p): Return 2 for integer mode
9407 vector_all_ones_operand when SSE2 is enabled.
9408 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
9409 (ix86_expand_vector_move): Do not check for negative values from
9410 standard_sse_constant_p.
9412 2009-08-06 Richard Guenther <rguenther@suse.de>
9414 * tree-ssa.c (useless_type_conversion_p_1): Make function and
9415 array type comparisons frontend independent.
9416 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
9417 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
9418 out array reference lower bound and element size operands.
9419 (ao_ref_init_from_vn_reference): Properly compute the offset
9420 for ARRAY_RANGE_REF.
9421 (vn_reference_fold_indirect): Fill out array reference lower
9422 bound and element size operands.
9423 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
9424 a non gimple valued reference operand which can happen for
9425 array reference lower bound or element size.
9426 (create_component_ref_by_pieces_1): Properly generate the
9427 element size operand for array references.
9429 2009-08-06 Richard Guenther <rguenther@suse.de>
9431 PR tree-optimization/40964
9432 * tree.c (iterative_hash_host_wide_int): Export.
9433 * tree.h (iterative_hash_host_wide_int): Declare.
9434 * tree-ssa-structalias.c (heapvar_map): New struct.
9435 (heapvar_map_eq): New function.
9436 (heapvar_map_hash): Likewise.
9437 (heapvar_lookup): Adjust.
9438 (heapvar_insert): Likewise.
9439 (make_constraint_from_heapvar): Allow multiple heap variables
9440 per decl at different offsets.
9441 (init_alias_heapvars): Adjust.
9443 2009-08-04 David Daney <ddaney@caviumnetworks.com>
9445 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
9446 * mips_output_sync_loop (mips_output_sync_loop): Only emit
9447 trailing sync if TARGET_SYNC_AFTER_SC.
9449 2009-08-05 David Daney <ddaney@caviumnetworks.com>
9451 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
9452 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
9453 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
9454 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
9455 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
9456 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
9457 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
9458 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
9459 test_and_set_12): Rewrite calls to mips_output_sync_loop.
9460 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
9461 the prototype declaration match the definition.
9462 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
9463 instructions explicitly. Add barrier_before and operands
9465 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
9466 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
9467 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
9468 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
9469 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
9470 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
9472 2009-08-05 Andrew Pinski <pinskia@gmail.com>
9474 * tree-ssa-alias.c: Fix intervals to use [) syntax.
9476 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
9477 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9480 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
9483 2009-08-05 Jakub Jelinek <jakub@redhat.com>
9485 PR rtl-optimization/40924
9486 * dse.c (canon_address): Before calling cselib_expand_value_rtx
9487 make sure canon_rtx (mem_address) isn't simpler than
9488 canon_rtx (expanded_mem_address).
9490 2009-08-05 Li Feng <nemokingdom@gmail.com>
9492 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
9494 (build_scop_drs): Build alias set for each SCoP.
9496 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
9498 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
9499 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
9500 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
9501 (MIPS_ARCH_FLOAT_SPEC): Likewise.
9502 (BASE_DRIVER_SELF_SPECS): Likewise.
9504 2009-08-04 Andrew Pinski <pinskia@gmail.com>
9506 * tree-ssa-alias.c: Fix some comment typos.
9508 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
9510 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
9511 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
9513 2009-08-03 Janis Johnson <janis187@us.ibm.com>
9516 * simplify-rtx.c (simplify_binary_operation_1): Disable
9517 simplifications for decimal float operations.
9519 2009-08-03 Jakub Jelinek <jakub@redhat.com>
9522 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
9523 operand of INDIRECT_REF.
9525 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
9527 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
9528 constants referencing TLS symbols.
9530 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9532 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
9533 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
9535 2009-08-03 Richard Guenther <rguenther@suse.de>
9537 * tree.c (make_vector_type): Build a main variant first,
9538 get the canonical one and then build the variant.
9539 * tree-ssa.c (useless_type_conversion_p_1): Handle
9541 (useless_type_conversion_p): Conversions to pointers to
9542 incomplete record types are useless.
9544 2009-08-03 Richard Guenther <rguenther@suse.de>
9546 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
9547 file will be created.
9548 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
9549 * toplev.c (compile_file): Adjust comment.
9551 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
9553 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
9554 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
9555 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9556 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9557 (sh_promote_function_mode): Fix typo.
9559 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
9561 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
9563 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9565 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9566 declaration arguments.
9568 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9570 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9571 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9572 (ix86_split_ashl): Ditto.
9573 (ix86_expand_vector_init_one_nonzero): Ditto.
9574 (ix86_expand_vector_set): Ditto.
9575 (ix86_expand_reduc_v4sf): Ditto.
9577 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9579 * explow.c (promote_function_mode): Remove assert.
9580 * config/sh/sh.c (sh_promote_function_mode): Declare.
9582 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9584 * config/pa/pa.c (pa_promote_function_mode): Declare.
9585 Change to static. Fix promote_mode call.
9587 * gthr-dce.h (CONST_CAST2): Define if not defined.
9588 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9590 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9592 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9594 * expr.c (store_constructor): Use promote_decl_mode. Remove
9595 now write-only variable unsignedp.
9596 (expand_expr_real_1): Use promote_decl_mode.
9597 * expr.h (promote_function_mode, promote_decl_mode): New.
9598 (promote_mode): Remove last argument.
9599 * function.c (assign_temp): Drop last argument of promote_mode.
9600 (assign_parm_find_data_types): Use promote_function_mode.
9601 (assign_parm_setup_reg): Likewise.
9602 (expand_function_end): Use promote_function_mode.
9603 * calls.c (initialize_argument_information): Use promote_function_mode.
9604 (precompute_arguments): Use promote_mode instead of checking if
9605 only PROMOTE_FUNCTION_MODE is defined.
9606 (expand_call): When making sibcall decisions, use promote_function_mode.
9607 Below, remove an if for targetm.calls.promote_function_return and
9608 and use promote_function_mode.
9609 (emit_library_call_value_1): Use promote_function_mode, fix bug
9610 where promote_mode was passed FOR_CALL == 0 for a return value in an
9612 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9613 * explow.c (promote_function_mode, promote_decl_mode): New.
9614 (promote_mode): Keep only the FOR_CALL == 0 case.
9615 * combine.c (setup_incoming_promotion): Remove test of
9616 promote_function_args. Use promote_function_mode.
9617 * stmt.c (expand_value_return): Use promote_decl_mode.
9618 (expand_decl): Use promote_decl_mode.
9620 * expr.c (store_constructor): Use promote_decl_mode. Remove
9621 now write-only variable unsignedp.
9622 (expand_expr_real_1): Use promote_decl_mode.
9623 * expr.h (promote_function_mode, promote_decl_mode): New.
9624 (promote_mode): Remove last argument.
9625 * function.c (assign_temp): Drop last argument of promote_mode.
9626 (assign_parm_find_data_types): Use promote_function_mode.
9627 (assign_parm_setup_reg): Likewise.
9628 (expand_function_end): Use promote_function_mode.
9629 * calls.c (initialize_argument_information): Use promote_function_mode.
9630 (precompute_arguments): Use promote_mode instead of checking if
9631 only PROMOTE_FUNCTION_MODE is defined.
9632 (expand_call): When making sibcall decisions, use promote_function_mode.
9633 Below, remove an if for targetm.calls.promote_function_return and
9634 and use promote_function_mode.
9635 (emit_library_call_value_1): Use promote_function_mode, fix bug
9636 where promote_mode was passed FOR_CALL == 0 for a return value in an
9638 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9639 * explow.c (promote_function_mode, promote_decl_mode): New.
9640 (promote_mode): Keep only the FOR_CALL == 0 case.
9641 * combine.c (setup_incoming_promotion): Remove test of
9642 promote_function_args. Use promote_function_mode.
9643 * stmt.c (expand_value_return): Use promote_decl_mode.
9644 (expand_decl): Use promote_decl_mode.
9646 * explow.c (promote_function_mode): Just call the target hook.
9647 * targhooks.c (default_promote_function_mode,
9648 default_promote_function_mode_always_promote): New.
9649 * targhooks.h (default_promote_function_mode,
9650 default_promote_function_mode_always_promote): Declare.
9651 * target.h (promote_function_args, promote_function_return): Remove.
9652 (promote_function_mode): New.
9653 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9654 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9655 (TARGET_PROMOTE_FUNCTION_MODE): New.
9656 (TARGET_CALLS): Adjust.
9657 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9658 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9660 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9661 * config/s390/s390.c (s390_promote_function_mode): ... here,
9662 with pointer handling.
9663 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9664 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9666 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9667 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9668 with pointer handling.
9669 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9670 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9672 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9673 * config/sh/sh.c (sh_promote_function_mode): New.
9674 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9675 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9677 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9678 * config/cris/cris.c (cris_promote_function_mode): ... here.
9679 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9680 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9682 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9683 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9684 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9685 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9687 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9688 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9689 complex type handling.
9690 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9691 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9693 * config/pa/pa.c (pa_promote_function_mode): New.
9694 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9695 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9697 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9698 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9699 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9700 * config/xtensa/xtensa.c: Likewise.
9701 * config/stormy16/stormy16.c: Likewise.
9702 * config/iq2000/iq2000.c: Likewise.
9703 * config/rs6000/rs6000.c: Likewise.
9704 * config/picochip/picochip.c: Likewise.
9705 * config/arc/arc.c: Likewise.
9706 * config/mcore/mcore.c: Likewise.
9707 * config/score/score.c: Likewise.
9708 * config/mips/mips.c: Likewise.
9709 * config/bfin/bfin.c: Likewise.
9710 * config/ia64/ia64.c: Likewise (disabled though).
9712 * config/frv/frv.h: Remove pointless remark.
9714 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9715 TARGET_PROMOTE_FUNCTION_ARGS,
9716 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9717 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9719 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9721 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9722 -floop-parallelize-all.
9723 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9724 flag_loop_parallelize_all.
9725 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9726 * graphite.c (graphite_transform_loops): Same.
9728 * graphite-poly.c (apply_poly_transforms): Same.
9730 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9732 PR tree-optimization/40914
9733 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9734 if set, then check the delta field of the PMF record.
9735 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9736 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9737 call is stored in the delta.
9739 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9741 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9743 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9745 * config/i386/bsd.h (ASM_BYTE): New define.
9746 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9747 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9748 .byte. Use fputs or putc instead of fprintf where appropriate.
9749 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9750 fputs or putc instead of fprintf where appropriate.
9751 * config/i386/i386elf.h: Ditto.
9752 * config/i386/sysv4.h: Ditto.
9754 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9755 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9756 (*tls_global_dynamic_64): Ditto.
9758 2009-07-31 Christian Bruel <christian.bruel@st.com>
9760 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9762 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9764 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9765 Remove dead code for MINUS.
9767 2009-07-31 Anthony Green <green@moxielogic.com>
9769 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9771 (moxie_expand_epilogue): Ditto for epilogue.
9772 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9774 (moxie_function_arg): Ditto.
9775 (moxie_pass_by_reference): Ditto.
9776 (moxie_arg_partial_bytes): Ditto.
9777 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9778 (FUNCTION_ARG_ADVANCE) Ditto.
9779 (REG_PARM_STACK_SPACE) Ditto.
9780 (FUNCTION_ARG_REGNO_P) Dito.
9782 * config.gcc: Add moxie linux config support.
9783 * gcc/config/moxie/uclinux.h: New file.
9785 2009-07-31 DJ Delorie <dj@redhat.com>
9787 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9788 (UNSPECV_SP_SWITCH_E): New.
9789 (sp_switch_1): Change to an unspec.
9790 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9792 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9793 reference the new stack's address
9795 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9797 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9798 graphite-clast-to-gimple.o, graphite-dependences.o,
9799 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9800 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9801 (graphite-blocking.o,
9802 graphite-clast-to-gimple.o, graphite-dependences.o,
9803 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9804 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9805 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9806 * cfgloop.h (struct loop): Add can_be_parallel field.
9807 * common.opt (fgraphite-identity): Moved up.
9808 (fgraphite-force-parallel): New flag.
9809 * graphite.c: Rewrite.
9810 * graphite.h: Rewrite.
9811 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9813 * toplev.c (graphite_out_file): New file descriptor.
9814 (graphite_in_file): New.
9815 (process_options): flag_graphite_force_parallel cannot be used without
9817 * tree-ssa-loop.c: Include toplev.h.
9818 (gate_graphite_transforms): Enable flag_graphite for
9819 flag_graphite_force_parallel.
9821 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9823 * ChangeLog.graphite: New.
9824 * graphite-blocking.c: New.
9825 * graphite-clast-to-gimple.c: New.
9826 * graphite-clast-to-gimple.h: New.
9827 * graphite-dependences.c: New.
9828 * graphite-dependences.h: New.
9829 * graphite-interchange.c: New.
9830 * graphite-poly.c: New.
9831 * graphite-poly.h: New.
9832 * graphite-ppl.c: New.
9833 * graphite-ppl.h: New.
9834 * graphite-scop-detection.c: New.
9835 * graphite-scop-detection.h: New.
9836 * graphite-sese-to-poly.c: New.
9837 * graphite-sese-to-poly.h: New.
9841 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9843 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9844 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9846 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9848 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9849 (scev_is_linear_expression): Return false if the evolution is not
9850 affine multivariate.
9852 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9854 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9855 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9857 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9859 * tree-data-ref.c (debug_data_references): New.
9860 (debug_data_reference): New.
9861 * tree-data-ref.h (debug_data_references): Declared.
9862 (debug_data_reference): Declared.
9864 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9866 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9867 * tree-data-ref.h (scop_p): Removed.
9868 (struct data_reference): Remove field scop.
9870 (stmt_simple_memref_p): Removed.
9872 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9874 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9875 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9878 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9880 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9882 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9884 * doc/invoke.texi (-fgraphite-identity): Documented.
9886 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9888 * tree-scalar-evolution.c: Fix comment.
9889 (instantiate_scev_1): Return unknow from scev instantiation if the
9890 result is not above instantiate_below.
9892 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9894 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9895 static anymore. Instantiate the symbols that may have been introduced
9897 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9900 2009-07-30 DJ Delorie <dj@redhat.com>
9902 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9903 .vliw directive to VLIW sections.
9905 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9907 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9909 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9910 (AUTOHEADER): New variable.
9911 ($(srcdir)/cstamp-h.in): Use it.
9913 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9914 Pat Haugen <pthaugen@us.ibm.com>
9915 Revital Eres <ERES@il.ibm.com>
9917 * config/rs6000/vector.md (VEC_F): Add VSX support.
9921 (vector_load_<mode>): Ditto.
9922 (vector_store_<mode>): Ditto.
9923 (vector GPR move split): Ditto.
9924 (vec_reload_and_plus_<mptrsize>): Ditto.
9925 (vec_reload_and_reg_<mptrsize>): Ditto.
9926 (add<mode>3): Ditto.
9927 (sub<mode>3): Ditto.
9928 (mul<mode>3): Ditto.
9929 (neg<mode>2): Ditto.
9930 (abs<mode>2): Ditto.
9931 (smin<mode>3): Ditto.
9932 (smax<mode>3): Ditto.
9933 (vector_eq<mode>): Ditto.
9934 (vector_gt<mode>): Ditto.
9935 (vector_ge<mode>): Ditto.
9936 (vector_gtu<mode>): Ditto.
9937 (vector_select_<mode>_uns): Ditto.
9938 (vector_eq_<mode>_p): Ditto.
9939 (vector_gt_<mode>_p): Ditto.
9940 (vector_ge_<mode>_p): Ditto.
9941 (vector_gtu_<mode>_p): Ditto.
9942 (cr6_test_for_zero): Ditto.
9943 (cr6_test_for_zero_reverse): Ditto.
9944 (cr6_test_for_lt): Ditto.
9945 (cr6_test_for_lt_reverse): Ditto.
9946 (xor<mode>3): Ditto.
9947 (ior<mode>3): Ditto.
9948 (and<mode>3): Ditto.
9949 (one_cmpl<mode>2): Ditto.
9950 (nor<mode>2): Ditto.
9951 (andc<mode>2): Ditto.
9952 (float<VEC_int<mode>2): Ditto.
9953 (unsigned_float<VEC_int><mode>2): Ditto.
9954 (fix_trunc<mode><VEC_int>2): Ditto.
9955 (fixuns_trunc<mode><VEC_int>2): Ditto.
9957 (vec_set<mode>): Ditto.
9958 (vec_extract<mode>): Ditto.
9959 (vec_interleave_highv4sf): Ditto.
9960 (vec_interleave_lowv4sf): Ditto.
9961 (vec_realign_load_<mode>): Ditto.
9962 (vec_shl_<mode>): Ditto.
9963 (vec_shr_<mode>): Ditto.
9964 (div<mode>3): New patterns for VSX.
9965 (vec_interleave_highv2df): Ditto.
9966 (vec_interleave_lowv2df): Ditto.
9967 (vec_pack_trunc_v2df): Ditto.
9968 (vec_pack_sfix_trunc_v2df): Ditto.
9969 (vec_pack_ufix_trunc_v2df): Ditto.
9970 (vec_unpacks_hi_v4sf): Ditto.
9971 (vec_unpacks_lo_v4sf): Ditto.
9972 (vec_unpacks_float_hi_v4si): Ditto.
9973 (vec_unpacks_float_lo_v4si): Ditto.
9974 (vec_unpacku_float_hi_v4si): Ditto.
9975 (vec_unpacku_float_lo_v4si): Ditto.
9976 (movmisalign<mode>): Ditto.
9977 (vector_ceil<mode>2): New patterns for vectorizing math library.
9978 (vector_floor<mode>2): Ditto.
9979 (vector_btrunc<mode>2): Ditto.
9980 (vector_copysign<mode>3): Ditto.
9982 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9983 predicate for setting the high bit in each word, used for copysign.
9985 * config/rs6000/ppc-asm.h (f19): Whitespace.
9986 (f32-f63): Define if VSX.
9987 (v0-v31): Define if Altivec.
9988 (vs0-vs63): Define if VSX.
9990 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9992 * config/rs6000/power7.md: New file, provide tuning parameters for
9995 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9996 (rs6000_cpu_cpp_builtins): Ditto.
9997 (altivec_overloaded_builtins): Ditto.
9998 (altivec_resolve_overloaded_builtin): Ditto.
10000 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
10001 debug switch to disable vectorizing simple math builtin
10004 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
10005 Vectorize simple math builtin functions.
10006 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
10007 hook to vectorize math builtins.
10008 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
10009 (rs6000_builtin_conversion): Add VSX/power7 support.
10010 (rs6000_builtin_vec_perm): Ditto.
10011 (vsplits_constant): Add support for loading up a vector constant
10012 with just the high bit set in each part.
10013 (rs6000_expand_vector_init): Add VSX/power7 support.
10014 (rs6000_expand_vector_set): Ditto.
10015 (rs6000_expand_vector_extract): Ditto.
10016 (rs6000_emit_move): Ditto.
10017 (bdesc_3arg): Ditto.
10018 (bdesc_2arg): Ditto.
10019 (bdesc_1arg): Ditto.
10020 (rs6000_expand_ternop_builtin): Ditto.
10021 (altivec_expand_builtin): Ditto.
10022 (rs6000_expand_unop_builtin): Ditto.
10023 (rs6000_init_builtins): Ditto.
10024 (altivec_init_builtins): Ditto.
10025 (builtin_function_type): Ditto.
10026 (rs6000_common_init_builtins): Ditto.
10027 (rs6000_handle_altivec_attribute); Ditto.
10028 (rs6000_mangle_type): Ditto.
10029 (rs6000_vector_mode_supported_p): Ditto.
10030 (rs6000_mode_dependent_address): Altivec addresses with AND -16
10031 are mode dependent.
10033 * config/rs6000/vsx.md: New file for VSX support.
10035 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
10036 identifing values with just the most significant bit set.
10037 (enum rs6000_builtins): Add builtins for VSX. Add simple math
10038 vectorized builtins.
10040 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
10041 (UNSPEC_VRFIM): Delete.
10042 (splitter for loading up vector with most significant bit): New
10043 splitter for vectorizing copysign.
10044 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
10045 vectorizing simple math functions.
10046 (altivec_vrfip): Add support for vectorizing simple math functions.
10047 (altivec_vrfim): Ditto.
10048 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
10050 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
10051 (power7.md, vsx.md): Include for power7 support.
10052 (copysigndf3): Use VSX instructions if -mvsx.
10053 (negdf2_fpr): Ditto.
10054 (absdf2_fpr): Ditto.
10055 (nabsdf2_fpr): Ditto.
10056 (adddf3_fpr): Ditto.
10057 (subdf3_fpr): Ditto.
10058 (muldf3_fpr): Ditto.
10059 (divdf3_fpr): Ditto.
10060 (fix_truncdfdi2_fpr): Ditto.
10061 (cmpdf_internal1): Ditto.
10062 (fred, fred_fpr): Convert into expander/insn to add VSX support.
10063 (btruncdf2, btruncdf2_fpr): Ditto.
10064 (ceildf2, ceildf2_fpr): Ditto.
10065 (floordf2, floordf2_fpr): Ditto.
10066 (floatdidf2, floatdidf2_fpr): Ditto.
10067 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
10068 (fmsubdf4_fpr): Ditto.
10069 (fnmadddf4_fpr_1): Ditto.
10070 (fnmadddf4_fpr_2): Ditto.
10071 (fnmsubdf4_fpr_1): Ditto.
10072 (fnmsubdf4_fpr_2): Ditto.
10073 (fixuns_truncdfdi2): Add expander for VSX support.
10074 (fix_truncdfdi2): Ditto.
10075 (fix_truncdfsi2): Ditto.
10076 (ftruncdf2): Ditto.
10077 (btruncsf2): Whitespace.
10078 (movdf_hardfloat32): Add support for VSX registers.
10079 (movdf_softfloat32): Ditto.
10080 (movdf_hardfloat64): Ditto.
10081 (movdf_hardfloat64_mfpgpr): Ditto.
10082 (movdf_softfloat64): Ditto.
10083 (movti splitters): Add check for vector registers supporting
10084 TImode in the future.
10085 (bpermd): Add power7 bpermd instruction.
10087 * config/rs6000/altivec.h (vec_div): Define if VSX.
10090 (vec_nmadd): Ditto.
10091 (vec_nearbyint): Ditto.
10094 (all predicates): Use the generic builtin function, and not the V4SF
10095 specific function so that the predicates will work with VSX's V2DF.
10096 (vec_all_*): Ditto.
10097 (vec_any_*): Ditto.
10099 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
10100 Document new VSX functions and types.
10102 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
10105 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
10106 "wa", and "j" constraints. Modify "v" to talk about Altivec
10107 instead of just vector.
10109 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
10112 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
10113 location for phi arguments.
10114 (rewrite_update_phi_arguments): Find locations for reaching defs.
10115 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
10116 Add location to add_phi_arg calls.
10117 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
10118 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
10119 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
10120 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
10121 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
10122 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
10123 * tree-phinodes.c (make_phi_node): Initialize location.
10124 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
10125 (add_phi_arg): Add location parameter.
10126 (remove_phi_arg_num): Move location when moving phi argument.
10127 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
10129 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
10130 slpeel_update_phi_nodes_for_guard1,
10131 slpeel_update_phi_nodes_for_guard2,
10132 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
10133 vect_loop_versioning): Set locations.
10134 * tree-parloops.c (create_phi_for_local_result,
10135 transform_to_exit_first_loop, create_parallel_loop): Add locations.
10136 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
10137 * tree-vect-loop.c (get_initial_def_for_induction,
10138 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
10140 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
10141 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
10142 (gimple_phi_arg_set_location): New. Set locus.
10143 (gimple_phi_arg_has_location): New. Check for locus.
10144 (redirect_edge_var_map_location): New. Return locus from var_map.
10145 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
10146 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
10147 combining PHI arguments.
10148 (cond_store_replacement): Set location.
10149 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
10150 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
10151 scop_add_exit_phis_edge): Add locations.
10152 * tree-cfgcleanup.c (remove_forwarder_block,
10153 remove_forwarder_block_with_phi): Add locations.
10154 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
10155 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
10157 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
10158 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
10159 flush_pending_stmts): Add source location.
10160 * lambda-code.c (perfect_nestify): Maintain location stack with argument
10161 stack to preserve locations.
10162 * tree-vect-stmts.c (vectorizable_load): Add location.
10163 * tree-inline.c (copy_phis_for_bb): Copy locus.
10164 (setup_one_parameter): Add call locus to inlined parameter stmts.
10165 (initialize_inlined_parameters): Pass in call location as parameter
10167 (tree_function_versioning): Pass location to setup_one_parameter.
10168 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
10169 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
10170 copy and edge lists.
10171 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
10172 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
10173 locus parameter and override the stmt default if provided.
10174 (new_elim_graph, clear_elim_graph, delete_elim_graph,
10175 elim_graph_add_edge, elim_graph_remove_succ_edge,
10176 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
10177 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
10178 eliminate_phi): Add locus info in elimination graph for each edge and
10180 (insert_backedge_copies): Copy locus if present.
10181 * tree-flow.h (struct _edge_var_map): Add locus field.
10182 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
10183 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
10184 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
10186 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
10188 2009-07-30 Martin Jambor <mjambor@suse.cz>
10190 PR tree-optimization/40570
10191 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
10192 use inlining loops.
10194 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
10196 * ssa-loop-manip.c: Include langhooks.h.
10197 (rewrite_phi_with_iv): New.
10198 (rewrite_all_phi_nodes_with_iv): New.
10199 (canonicalize_loop_ivs): Move here from tree-parloops.c.
10200 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
10201 * tree-parloops.c (loop_parallel_p): Move out all conditions
10202 except dependency check.
10203 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
10204 (gen_parallel_loop): Call canonicalize_loop_ivs without
10205 reduction_list argument.
10206 (build_new_reduction): New.
10207 (gather_scalar_reductions): New.
10208 (try_get_loop_niter): New.
10209 (try_create_reduction_list): New.
10210 (parallleize_loops): Change the parallel conditions check.
10211 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
10212 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
10214 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
10216 * opt-functions.awk (opt_args): Allow argument to be enclosed in
10218 * doc/options.texi (Option properties): Mention new quoting syntax.
10220 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10222 * config/alpha/alpha.c (alpha_start_function):
10223 Handle VMS_DEBUG_MAIN_POINTER
10224 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
10225 * doc/invoke.texi: Document -mdebug-main switch.
10227 2009-07-29 Richard Henderson <rth@redhat.com>
10229 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
10230 (cgraph_create_edge_including_clones): Likewise.
10231 * tree-inline.c (copy_bb): Operate on the correct edges
10232 when updating the callgraph.
10234 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10236 * config/alpha/vms-cc.c: Deleted.
10237 * config/alpha/vms-ld.c: Deleted.
10238 * config/alpha/t-vms64: Moved to config/vms
10239 * config/alpha/vms-crt0-64.c: Moved to config/vms
10240 * config/alpha/vms-crt0.c: Moved to config/vms
10241 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
10242 * config/alpha/vms-psxcrt0.c: Moved to config/vms
10243 * config/alpha/xm-vms.h: Moved to config/vms
10244 * config/alpha/x-vms: Moved to config/vms
10245 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
10247 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
10248 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
10250 * config/vms/t-vms64: Moved here from config/alpha
10251 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
10252 (argc,argv,envp): Enforce 32bit malloc'ing.
10253 * config/vms/vms-psxcrt0-64.c: Likewise.
10254 * config/vms/vms-crt0.c: Moved here from config/alpha.
10255 * config/vms/vms-psxcrt0.c: Likewise.
10256 * config/vms/vms-crtl-64.h: New file.
10257 * config/vms/vms-crtl.h: New file.
10258 * config/vms/vms.opt: New file.
10259 * config/vms/xm-vms64.h: New file.
10260 * config/vms/xm-vms.h: Moved here from config/alpha.
10261 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
10263 * config/vms/x-vms: Moved here from config/alpha.
10264 (version, VMS_EXTRA_PARTS): Moved to t-vms.
10265 (vms-ld.o, vms-cc.o): Removed.
10266 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
10268 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10270 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
10271 correct stack (obvious VMS fix).
10273 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10275 * dwarf2out.c (output_file_names): Output VMS style file name, size,
10276 date, version info if VMS_DEBUGGING_INFO defined.
10277 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
10278 size, date calculating code moved here.
10280 2009-07-29 Paul Brook <paul@codesourcery.com>
10282 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
10285 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
10288 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
10289 to DImode when generating insq_le insn.
10291 2009-07-28 Douglas B Rupp <rupp@gnat.com>
10293 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
10294 New macro set for VMS_DEBUGGGING_INFO.
10295 (AT_string_form): Use it.
10297 2009-07-28 DJ Delorie <dj@redhat.com>
10299 * config/mep/mep.c (vtext_section): New.
10300 (vftext_section): New.
10301 (ftext_section): New.
10302 (mep_select_section): Add support for functions.
10303 (mep_unique_section): Likewise.
10304 (mep_asm_init_sections): Likewise.
10305 (mep_encode_section_info): Remove it from here.
10307 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
10309 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
10311 * tree.h (TREE_DEPRECATED): Document it is used for types too.
10312 (TYPE_VECTOR_OPAQUE): Use default_def_flag
10314 2009-07-28 Douglas B Rupp <rupp@gnat.com>
10316 * dwarf2out.c (output_file_names): Test new macro
10317 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
10318 (add_comp_dir_attribute): Likewise.
10320 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
10322 * config/i386/mingw-w64.h (LINK_SPEC): Add
10323 separating space between commands.
10325 2009-07-28 Jan Hubicka <jh@suse.cz>
10327 PR tree-optimization/40759
10328 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
10331 2009-07-27 DJ Delorie <dj@redhat.com>
10333 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
10334 types are dword-aligned.
10335 (mep_expand_va_start): Likewise.
10337 2009-07-27 Olivier Hainque <hainque@adacore.com>
10338 Douglas B Rupp <rupp@gnat.com>
10340 * convert.c (convert_to_pointer): Don't assume the target
10341 pointer type is POINTER_SIZE long. Fetch its precision instead.
10343 2009-07-27 Douglas B Rupp <rupp@gnat.com>
10345 * system.h (fopen): Undefine if macro.
10347 2009-07-27 Jakub Jelinek <jakub@redhat.com>
10349 * dwarf2out.c (output_cfi_p): Removed.
10350 (output_cfis): New function.
10351 (output_fde): New function, split from output_call_frame_info.
10352 (output_call_frame_info): Use it.
10353 (dwarf2out_switch_text_section): Use output_cfis.
10355 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10357 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
10358 TARGET_BI_ARCH is specified without enabling SJLJ.
10359 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
10360 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
10362 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
10364 * arm.md (negdi2): Use DImode if forcing a value into a register.
10366 2009-07-26 Ira Rosen <irar@il.ibm.com>
10368 PR tree-optimization/40801
10369 * tree-vect-stmts.c (vectorizable_call): Get previous copy
10370 of vector operand from the previous copy of vector statement.
10371 Pass the correct definition type value to
10372 vect_get_vec_def_for_stmt_copy().
10374 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10376 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
10377 const char ** conversion.
10379 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10381 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
10382 fancy_abort() if !ENABLE_ASSERT_CHECKING.
10383 (gcc_unreachable): Invoke __builtin_unreachable() if
10384 !ENABLE_ASSERT_CHECKING.
10386 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10388 PR rtl-optimization/40445
10389 * emit-rtl.c (next_nonnote_insn_bb): New function.
10390 * rtl.h (next_nonnote_insn_bb): Declare new function.
10391 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
10392 with no successors that is the successor of the ENTRY_BLOCK.
10393 Continue from the top after removing an empty fallthrough block.
10394 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
10395 of next_nonnote_insn.
10397 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10399 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
10401 2009-07-25 Martin Jambor <mjambor@suse.cz>
10403 * c-common.c (c_common_attribute_table): New element for noclone.
10404 (handle_noclone_attribute): New function. Forward-declare.
10405 * tree-inline.c (tree_versionable_function_p): Check for noclone
10407 * doc/extend.texi (Labels as Values): Document need for noclone.
10408 (Function Attributes): Document noclone attribute.
10410 2009-07-25 Jakub Jelinek <jakub@redhat.com>
10412 PR rtl-optimization/34999
10413 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
10414 and dw_fde_switched_cold_to_hot fields.
10415 (output_cfi_p): New function.
10416 (output_call_frame_info): If fde->dw_fde_switched_sections,
10417 output 2 FDEs instead of one with corrupted header.
10418 (dwarf2out_do_cfi_startproc): New function.
10419 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
10420 and fde->dw_fde_switched_cold_to_hot.
10421 (dwarf2out_switch_text_section): Compute
10422 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
10423 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
10424 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
10425 Otherwise, compute fde->dw_fde_switch_cfi.
10427 2009-07-24 Cary Coutant <ccoutant@google.com>
10429 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
10431 2009-07-24 Cary Coutant <ccoutant@google.com>
10433 * cfghooks.c (split_block): Copy discriminator to new block.
10434 * tree-cfg.c (assign_discriminator): Check location of last
10435 instruction in block as well as first.
10437 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
10439 * config/i386/linux.c: Use fputs or putc instead of fprintf
10441 * config/i386/gas.h: Ditto.
10442 * config/i386/x86-64.h: Ditto.
10443 * config/i386/att.h: Ditto.
10445 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10447 * expmed.c (emit_store_flag): Use a recursive call to optimize the
10450 2009-07-24 Martin Jambor <mjambor@suse.cz>
10452 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
10453 (ipa_push_func_to_list_1): Declare.
10454 (ipa_push_func_to_list): New function.
10456 * ipa-prop.c (ipa_push_func_to_list_1): New function.
10457 (ipa_init_func_list): Call ipa_push_func_to_list_1.
10458 (ipa_push_func_to_list): Removed.
10459 (ipa_pop_func_from_list): Clear node_enqueued flag.
10461 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
10463 * config/s390/s390.c (override_options): Default
10464 max-unrolled-insns to 100 for z10 tuning.
10466 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
10468 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
10469 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
10470 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
10471 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
10472 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
10473 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
10474 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
10476 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10478 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
10479 use default set in mingw32.h header.
10480 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
10481 64-bit /mingw/include path.
10482 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
10485 2009-07-23 Neil Vachharajani <nvachhar@google.com>
10487 PR rtl-optimization/40209
10488 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
10490 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10492 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
10493 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
10494 with the rest of string where appropriate. Use fputs or putc
10495 instead of fprintf where appropriate.
10497 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
10498 Pat Haugen <pthaugen@us.ibm.com>
10499 Revital Eres <ERES@il.ibm.com>
10501 * config/rs6000/vector.md: New file. Move most of the vector
10502 expander support here from altivec.md to allow for the VSX vector
10503 unit in the future. Add support for secondary_reload patterns.
10504 Rewrite the patterns for vector comparison, and vector comparison
10505 predicate instructions so that the RTL expresses the desired
10506 behavior, instead of using unspec.
10508 * config/rs6000/constraints.md ("f" constraint): Use
10509 rs6000_constraints to hold the precalculated register class.
10510 ("d" constraint): Ditto.
10511 ("wd" constraint): New constraint for VSX.
10512 ("wf" constraint): Ditto.
10513 ("ws" constraint): Ditto.
10514 ("wa" constraint): Ditto.
10515 ("wZ" constraint): Ditto.
10516 ("j" constraint): Ditto.
10518 * config/rs6000/predicates.md (vsx_register_operand): New
10520 (vfloat_operand): New predicate for vector.md.
10521 (vint_operand): Ditto.
10522 (vlogical_operand): Ditto.
10523 (easy_fp_constant): If VSX, 0.0 is an easy constant.
10524 (easy_vector_constant): Add VSX support.
10525 (altivec_indexed_or_indirect_operand): New predicate for
10526 recognizing Altivec style memory references with AND -16.
10528 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
10529 for vector secondary reload support.
10530 (rs6000_vector_reg_class): Delete, replacing it with
10531 rs6000_constraints.
10532 (rs6000_vsx_reg_class): Ditto.
10533 (rs6000_constraints): New array to hold the register classes of
10534 each of the register constraints that can vary at runtime.
10535 (builtin_mode_to_type): New static array for builtin function type
10537 (builtin_hash_table): New static hash table for builtin function
10539 (TARGET_SECONDARY_RELOAD): Define target hook.
10540 (TARGET_IRA_COVER_CLASSES): Ditto.
10541 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
10542 registers are 128 bits if VSX memory reference instructions are used.
10543 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
10544 unit is being used.
10545 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
10546 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
10547 Print several of the scheduling related parameters.
10548 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
10549 rs6000_constraints instead of rs6000_vector_reg_class. Move
10550 -mdebug=reg code to rs6000_debug_reg_global. Add support for
10551 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
10552 Altivec. Add VSX support. Setup for secondary reload support on
10553 Altivec/VSX registers.
10554 (rs6000_override_options): Make power7 set the scheduling groups
10555 like the power5. Add support for new debug switches to override
10556 the scheduling defaults. Temporarily disable -mcpu=power7 from
10557 setting -mvsx. Add support for debug switches -malways-hint,
10558 -msched-groups, and -malign-branch-targets.
10559 (rs6000_buitlin_conversion): Add support for returning unsigned
10560 vector conversion functions to fix regressions due to stricter
10562 (rs6000_builtin_mul_widen_even): Ditto.
10563 (rs6000_builtin_mul_widen_odd): Ditto.
10564 (rs6000_builtin_vec_perm): Ditto.
10565 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10566 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10567 to zero a register.
10568 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10569 generated upstream.
10570 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10571 VSX types for bit operations. Changes to accomidate vector.md.
10572 (bdesc_2arg): Ditto.
10573 (bdesc_1arg): Ditto.
10574 (struct builtin_description_predicates): Rewrite predicate
10575 handling so that RTL describes the operation, instead of passing
10576 the instruction to be used as a string argument.
10577 (bdesc_altivec_preds): Ditto.
10578 (altivec_expand_predicate_builtin): Ditto.
10579 (altivec_expand_builtin): Ditto.
10580 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10581 statement for vsldoi support.
10582 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10583 (altivec_expand_st_builtin): Ditto.
10584 (paired_expand_builtin): Whitespace changes.
10585 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10586 builtin_mode_to_type table for secondary reload. Call
10587 builtin_function_type to build random builtin functions.
10588 (altivec_init_builtins): Change to use builtin_function_type to
10589 create builtin function types dynamically as we need them.
10590 (builtin_hash_function): New support for hashing the tree types
10591 for builtin function as we need it, rather than trying to build
10592 all of the trees that we need. Add initial preliminary VSX support.
10593 (builtin_function_type): Ditto.
10594 (builtin_function_eq): Ditto.
10595 (builtin_hash_struct): Ditto.
10596 (rs6000_init_builtins): Ditto.
10597 (rs6000_common_init_builtins): Ditto.
10598 (altivec_init_builtins): Ditto.
10599 (rs6000_common_init_builtins): Ditto.
10600 (enum reload_reg_type): New enum for simplifing reg classes.
10601 (rs6000_reload_register_type): Simplify register classes into GPR,
10602 Vector, and other registers. Altivec and VSX addresses in reload.
10603 (rs6000_secondary_reload_inner): Ditto.
10604 (rs6000_ira_cover_classes): New target hook, that returns the
10605 appropriate cover classes, based on -mvsx being used or not.
10606 (rs6000_secondary_reload_class): Add VSX support.
10607 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10608 (get_vsel_insn): Ditto.
10609 (rs6000_emit_vector_compare): Rewrite vector conditional support
10610 so that where we can, we use RTL operators, instead of blindly use
10612 (rs6000_emit_vector_select): Ditto.
10613 (rs6000_emit_vector_cond_expr): Ditto.
10614 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10615 (create_TOC_reference): Add -mdebug=addr support.
10616 (emit_frame_save): VSX loads/stores need register indexed addressing.
10618 * config/rs6000/rs6000.md: Include vector.md.
10620 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10622 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10623 support for V2DI, V2DF in logical, permute, select operations.
10625 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10626 switch for vsx/power7.
10627 (-mvsx-scalar-memory): Ditto.
10628 (-mvsx-align-128): Ditto.
10629 (-mallow-movmisalign): Ditto.
10630 (-mallow-df-permute): Ditto.
10631 (-msched-groups): Ditto.
10632 (-malways-hint): Ditto.
10633 (-malign-branch-targets): Ditto.
10635 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10637 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10638 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10639 (rs6000_vector_reg_class): Delete.
10640 (rs6000_vsx_reg_class): Ditto.
10641 (enum rs6000_reg_class_enum): New enum for the constraints that
10642 vary based on target switches.
10643 (rs6000_constraints): New array to hold the register class for all
10644 of the register constraints that vary based on the switches used.
10645 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10646 (enum rs6000_builtins): Add unsigned varients for the builtin
10647 declarations returned by target hooks for expanding multiplies,
10648 select, and permute operations. Add VSX builtins.
10649 (enum rs6000_builtin_type_index): Add entries for VSX.
10650 (V2DI_type_node): Ditto.
10651 (V2DF_type_node): Ditto.
10652 (unsigned_V2DI_type_node): Ditto.
10653 (bool_long_type_node): Ditto.
10654 (intDI_type_internal_node): Ditto.
10655 (uintDI_type_internal_node): Ditto.
10656 (double_type_internal_node): Ditto.
10658 * config/rs6000/altivec.md (whole file): Move all expanders to
10659 vector.md from altivec.md. Rename insn matching functions to be
10661 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10662 (altivec_vcmp*): Ditto.
10663 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10664 (VM): New iterator for moves that includes the VSX types.
10665 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10666 (altivec_vperm_<mode>_uns): New, for unsigned types.
10667 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10668 (altivec_eq<mode>): Ditto.
10669 (altivec_gt<mode>): Ditto.
10670 (altivec_gtu<mode>): Ditto.
10671 (altivec_eqv4sf): Ditto.
10672 (altivec_gev4sf): Ditto.
10673 (altivec_gtv4sf): Ditto.
10674 (altivec_vcmpbfp_p): Ditto.
10676 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10678 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10681 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10684 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10685 ASM_SHORT instead of .word.
10686 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10687 instead of .word in asm template.
10689 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10692 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10693 (process_bb_node_lives): Use it.
10695 * ira.c (setup_cover_and_important_classes): Don't setup
10696 ira_important_class_nums. Add cover classes to the end of
10698 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10700 (find_reg_class_closure): Use reorder_important_classes.
10702 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10704 * config/i386/i386.c (i386_ira_cover_classes): New function.
10705 (TARGET_IRA_COVER_CLASSES): Redefine.
10707 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10708 importance of order of cover classes in the array.
10710 2009-07-22 Diego Novillo <dnovillo@google.com>
10712 * tree-pass.h (TDF_EH): Define.
10713 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10714 contains TDF_EH, print the EH region number holding GS.
10715 * tree-dump.c (dump_options): Add "eh".
10716 * doc/invoke.texi: Document it.
10718 2009-07-22 Doug Kwan <dougkwan@google.com>
10720 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10722 2009-07-22 Michael Matz <matz@suse.de>
10724 PR tree-optimization/35229
10725 PR tree-optimization/39300
10727 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10728 (inhibit_phi_insertion): New function.
10729 (insert_into_preds_of_block): Call it for REFERENCEs.
10730 (init_pre): Initialize and finalize scalar evolutions.
10731 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10733 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10735 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10736 Use CONST_VECTOR_NUNITS to determine number of elements.
10738 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10740 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10741 (U, W): Constraints are now deprecated and will be removed if we
10742 run out of letters.
10743 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10745 ("prefetch"): Add the stcmh instruction for prefetching.
10746 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10748 (s390_short_displacement): Return always true if compiling for
10749 machines not providing the long displacement facility.
10750 (s390_mem_constraint): Support the new constraint letter Z.
10751 (s390_check_qrst_address): New function.
10753 2009-07-21 DJ Delorie <dj@redhat.com>
10755 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10758 2009-07-21 Jason Merrill <jason@redhat.com>
10760 * c-common.c (max_tinst_depth): Increase default to 1024.
10762 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10764 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10765 (vec_unpacku_float_lo_v4si): Ditto.
10767 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10770 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10771 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10772 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10773 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10775 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10777 PR tree-optimization/40813
10778 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10781 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10783 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10784 with a NOP_EXPR if needed.
10786 2009-07-21 Paul Brook <paul@codesourcery.com>
10788 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10789 Terminate debug dump with newline.
10791 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10793 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10794 Cast "1" to unsigned HOST_WIDE_INT.
10795 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10796 deposit length to the maximum length - lsb. Extend length if
10797 HOST_BITS_PER_WIDE_INT is 32.
10799 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10801 * cgraph.h (constant_pool_htab): New function.
10802 (constant_descriptor_tree): Move from varasm.c.
10803 * varasm.c (constant_pool_htab): New function.
10804 (constant_descriptor_tree): Move to cgraph.h.
10806 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10808 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10810 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10812 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10815 2009-07-20 Xinliang David Li <davidxl@google.com>
10817 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10819 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10821 * config/mips/mips.md (move_type): Add arith.
10822 (type): Handle arith.
10823 (zero_extendsidi2): Rename this into ...
10824 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10825 (zero_extendsidi2): New expander.
10826 (*zero_extendsidi2_dext): New pattern.
10828 2009-07-20 Nick Clifton <nickc@redhat.com>
10830 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10831 to set MIPS_ABI_DEFAULT.
10832 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10834 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10836 * tree-object-size.c (addr_object_size): Handle unions with
10837 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10839 PR tree-optimization/40792
10840 * tree.c (build_function_type_skip_args): Remove bogus assert.
10842 2009-07-20 Jan Hubicka <jh@suse.cz>
10843 Martin Jambor <mjambor@suse.cz>
10845 * cgraph.h (combined_args_to_skip): New field.
10846 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10847 combined_args_to_skip and args_to_skip.
10848 * tree-inline.c (update_clone_info): New function.
10849 (tree_function_versioning): Call update_clone_info.
10850 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
10852 (cgraph_materialize_all_clones): More extensive dumping, working
10853 with combined_args_to_skip rather than args_to_skip.
10855 2009-07-20 Ira Rosen <irar@il.ibm.com>
10857 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10858 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10859 (get_initial_def_for_reduction): Likewise.
10860 (vectorizable_reduction): Skip the check of first operand in case
10861 of COND_EXPR. Add check that it is outer loop vectorization if
10862 nested cycle was detected. Call vectorizable_condition() for
10863 COND_EXPR. If reduction epilogue cannot be created do not fail for
10864 nested cycles (if it is not double reduction). Assert that there
10865 is only one type in the loop in case of COND_EXPR. Call
10866 vectorizable_condition() to vectorize COND_EXPR.
10867 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10868 Add parameters. Allow nested cycles if called from
10869 vectorizable_reduction(). Use reduction vector variable if provided.
10870 (vect_analyze_stmt): Call vectorizable_reduction() before
10871 vectorizable_condition().
10872 (vect_transform_stmt): Update call to vectorizable_condition().
10874 2009-07-20 Christian Bruel <christian.bruel@st.com>
10876 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10877 * doc/invoke.texi (-mfmovd): Likewise.
10878 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10880 2009-07-20 Jan Hubicka <jh@suse.cz>
10882 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10883 when handling SSA name.
10885 2009-07-19 Jan Hubicka <jh@suse.cz>
10887 PR tree-optimization/40676
10888 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10889 virtual PHIs in empty BBs.
10891 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10893 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10894 re-expanded the compound use gen_lowpart instead to convert to the
10897 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10899 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10900 OUTER_CONST arguments.
10901 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10902 the new wider mode will be masked off.
10903 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10905 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10907 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10908 high-order bits are zero.
10910 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10912 * combine.c (simplify_shift_const_1): Split code to determine
10913 shift_mode into ...
10914 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10915 new bits shifted in are identical to the old sign bit.
10917 2009-07-18 Richard Guenther <rguenther@suse.de>
10920 * gimplify.c (gimplify_call_expr): Reject code using results from
10921 functions returning void.
10923 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10925 * doc/md.texi: Document the new PowerPC "es" constraint.
10926 Document that "m" can include automodified addresses on this target,
10927 and explain how %U must be used. Extend the "Q" and "Z" documentation
10928 to suggest "es" as well as "m".
10929 * config/rs6000/constraints.md (es): New memory constraint.
10930 (Q, Z): Update strings to match new documentation.
10932 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10934 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10935 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10936 * config/rs6000/predicates.md (volatile_mem_operand): Use
10937 offsettable_nonstrict_memref_p.
10938 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10939 (*floatunssidf2_internal): Likewise.
10940 (*fix_truncdfsi2_internal): Likewise.
10941 (*fix_trunctfsi2_internal): Likewise.
10943 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10945 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10946 atmega32u2 devices.
10947 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10949 2009-07-17 Richard Guenther <rguenther@suse.de>
10952 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10953 (pass_warn_unused_result): Likewise.
10954 (TODO_set_props): Remove.
10955 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10957 (pass_diagnose_omp_blocks): Define.
10958 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10959 (c_gimple_diagnostics_recursively): Remove.
10960 (finish_function): Do not call it.
10961 (c_write_global_declarations): Continue after errors.
10962 Finalize the CU here.
10963 * c-gimplify.c (c_genericize): Do not gimplify here.
10964 * c-common.c (c_warn_unused_result): Move ...
10965 * tree-cfg.c (do_warn_unused_result): ... here.
10966 (run_warn_unused_result): New function.
10967 (gate_warn_unused_result): New function.
10968 (pass_warn_unused_result): New pass.
10969 * c-common.h (c_warn_unused_result): Remove.
10970 * flags.h (flag_warn_unused_result): Declare.
10971 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10972 * opts.c (flag_warn_unused_result): Initialize to false.
10973 * toplev.c (compile_file): Add comment.
10974 * omp-low.c (create_omp_child_function): Do not register
10975 the function with the frontend.
10976 (diagnose_omp_structured_block_errors): Prepare to be
10977 called as optimization pass.
10978 (gate_diagnose_omp_blocks): New function.
10979 (pass_diagnose_omp_blocks): New pass.
10980 * cgraph.h (cgraph_optimize): Remove.
10981 (cgraph_analyze_function): Likewise.
10982 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10983 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10984 before their parents here.
10985 (cgraph_finalize_function): Not here.
10986 (cgraph_analyze_function): Gimplify functions here.
10987 (cgraph_finalize_compilation_unit): Continue after errors.
10988 Optimize the callgraph from here.
10989 (cgraph_optimize): Make static.
10990 * langhooks.c (write_global_declarations): Finalize the CU.
10991 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10992 (gimplify_function_tree): Assert we gimplify only once.
10993 Set PROP_gimple_any property.
10994 * tree-nested.c (gimplify_all_functions): New function.
10995 (lower_nested_functions): Gimplify all nested functions.
10996 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10997 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10998 and pass_diagnose_omp_blocks after gimplification. Do not
10999 set TODO_set_props on all_lowering_passes.
11000 (execute_one_pass): Do not handle TODO_set_props.
11001 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
11002 (gimplify.o): Add tree-pass.h dependency.
11003 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
11004 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
11005 (unsave_r): Likewise.
11006 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
11007 temporary variable.
11009 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
11011 * doc/service.texi (Service): Restore previously removed link,
11012 which isn't broken after all.
11014 2009-07-17 Richard Guenther <rguenther@suse.de>
11016 PR tree-optimization/40321
11017 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
11018 PHI nodes to the maximal set.
11019 (make_values_for_phi): Add PHI arguments to the maximal set.
11020 (execute_pre): Dump PHI_GEN and the maximal set.
11022 2009-07-17 Jakub Jelinek <jakub@redhat.com>
11025 * gimplify.c (gimplify_conversion): Don't change non-conversions into
11028 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
11030 * doc/extend.texi (Nested Functions): Replace broken link with
11032 * doc/service.texi (Service): Remove broken link.
11034 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
11037 * builtins.c (expand_builtin_memcmp): Use loc instead of
11038 EXPR_LOCATION (exp).
11039 (expand_builtin_strncmp): Likewise.
11041 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
11042 Manuel López-Ibáñez <manu@gcc.gnu.org>
11045 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
11046 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
11047 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
11048 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
11049 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
11050 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
11051 tree-inline.c, c-common.c, c-common.h, gimple.c,
11052 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
11053 convert.c: Add location argument to fold_{unary,binary,ternary},
11054 fold_build[123], build_call_expr, build_size_arg,
11055 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
11056 fold_build1_initializer, fold_build2_initializer,
11057 fold_build3_initializer, fold_build_call_array,
11058 fold_build_call_array_initializer, fold_single_bit_test,
11059 omit_one_operand, omit_two_operands, invert_truthvalue,
11060 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
11061 combine_comparisons, fold_builtin_*, fold_call_expr,
11062 build_range_check, maybe_fold_offset_to_address, round_up,
11065 2009-07-16 Jason Merrill <jason@redhat.com>
11068 * c-common.c (c_common_reswords): Add __is_standard_layout
11070 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
11071 * doc/implement-cxx.texi: New.
11072 * doc/gcc.texi: Include it.
11074 2009-07-16 DJ Delorie <dj@redhat.com>
11076 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
11077 compares that may be indirectly affected by previous instructions.
11079 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11081 * builtins.c (do_mpc_arg2): New.
11082 (fold_builtin_2): Fold builtin cpow.
11083 * real.h (HAVE_mpc_pow): New.
11085 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
11087 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
11088 comparison to skip unprofitable schedule
11090 2009-07-16 Simon Baldwin <simonb@google.com>
11092 * gcc.c (option_map): New flag -no-canonical-prefixes.
11093 * (display_help): Print help text for new flag.
11094 * (process_command): Move options translation and language specifics
11095 and handle new flag early. Use it to set a function pointer to a
11096 prefix builder. Replace make_relative_prefix calls with calls to
11097 the function pointed to. Ignore new flag in regular options handling.
11098 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
11100 2009-07-15 DJ Delorie <dj@redhat.com>
11102 * config/mep/mep.md (sibcall_internal): Change register to avoid
11103 argument registers.
11104 (sibcall_value_internal): Likewise.
11106 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
11108 PR rtl-optimization/40710
11109 * resource.c (mark_target_live_regs): Reset DF problem to LR.
11111 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
11113 * config/mips/mips.md (*extenddi_truncate<mode>,
11114 *extendsi_truncate<mode>): Change type attribute to move_type
11115 with shift_shift. Split out code handling exts from here ...
11116 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
11118 (*extendhi_truncateqi): Change type attribute to move_type with
11119 shift_shift. Split out code handling exts from here ...
11120 (*extendhi_truncateqi_exts): ... to this new pattern.
11122 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
11124 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
11125 instead of "and" with inverted sign bit mask value. Use
11126 "nonimmediate_operand" for operand 1 and operand 2 predicate.
11127 Allocate registers only for operand 4 and operand 5.
11129 2009-07-15 Jakub Jelinek <jakub@redhat.com>
11131 PR middle-end/40747
11132 * fold-const.c (fold_cond_expr_with_comparison): When folding
11133 < and <= to MIN, make sure the MIN uses the same type as the
11134 comparison's operands.
11136 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
11138 * arm.md (ior_xor): New code iterator.
11139 (split for ior/xor with shift and zero-extend): New split pattern.
11140 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
11142 2009-07-15 Richard Guenther <rguenther@suse.de>
11144 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
11147 2009-07-15 Richard Guenther <rguenther@suse.de>
11149 PR middle-end/40753
11150 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
11152 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11154 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
11155 handle 2.6.30 kernel.
11157 2009-07-15 DJ Delorie <dj@redhat.com>
11159 * config/mep/mep.md (sibcall_internal): Change register to allow
11160 for 24-bit addresses.
11161 (sibcall_value_internal): Likewise.
11163 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
11165 * doc/invoke.texi: Added descriptions of the scheduling heuristics
11166 that are enabled/disabled by the flags introduced by a previous patch.
11168 2009-07-14 DJ Delorie <dj@redhat.com>
11170 * config/mep/mep.md (sibcall_internal): Include non-toggling
11172 (sibcall_value_internal): Likewise.
11174 2009-07-14 Taras Glek <tglek@mozilla.com>
11175 Rafael Espindola <espindola@google.com>
11177 * doc/sourcebuild.texi: Document install-plugin target.
11178 * configure.ac: Added install-plugin target to language makefiles.
11179 * configure: Regenerate.
11180 * Makefile.in (install-plugin): Install more headers,
11181 depend on lang.install-plugin.
11183 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
11185 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
11188 2009-07-14 DJ Delorie <dj@redhat.com>
11190 * config/mep/mep.c (mep_vliw_jmp_match): New function.
11191 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
11192 * config/mep/mep.md (sibcall_internal): Change test from
11193 mep_vliw_mode_match to mep_vliw_jmp_match.
11194 (sibcall_value_internal): Likewise.
11196 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
11198 * config/i386/sse.md (copysign<mode>3): New expander.
11199 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
11200 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
11201 Use ix86_build_const_vector.
11202 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
11203 IX86_BUILTIN_CPYSGNPD.
11204 (builtin_description): Add __builtin_ia32_copysignps and
11205 __builtin_ia32_copysignpd.
11206 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
11207 and BUILT_IN_COPYSIGNF.
11209 2009-07-13 Jason Merrill <jason@redhat.com>
11211 * builtins.c (can_trust_pointer_alignment): New fn.
11212 (get_pointer_alignment): Factor it out from here.
11213 * tree.h: Declare it.
11215 2009-07-14 David Edelsohn <edelsohn@gnu.org>
11217 * config/rs6000/predicates.md (offsettable_mem_operand): Test
11220 2009-07-14 Dodji Seketeli <dodji@redhat.com>
11224 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
11226 2009-07-14 Richard Guenther <rguenther@suse.de>
11227 Andrey Belevantsev <abel@ispras.ru>
11229 PR middle-end/40745
11230 * cfgexpand.c (partition_stack_vars): Do not bother to update
11231 alias information when not optimizing.
11233 2009-07-14 Richard Guenther <rguenther@suse.de>
11234 Andrey Belevantsev <abel@ispras.ru>
11236 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
11237 (pt_solution_set): Likewise.
11238 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
11239 * tree-ssa-structalias.c (pt_solution_set): New function.
11240 * final.c (rest_of_clean_state): Free SSA data structures.
11241 * print-rtl.c (print_decl_name): Remove.
11242 (print_mem_expr): Implement in terms of print_generic_expr.
11243 * alias.c (ao_ref_from_mem): New function.
11244 (rtx_refs_may_alias_p): Likewise.
11245 (true_dependence): Query alias-export info.
11246 (canon_true_dependence): Likewise.
11247 (write_dependence_p): Likewise.
11248 * tree-dfa.c (get_ref_base_and_extent): For void types leave
11250 * emit-rtl.c (component_ref_for_mem_expr): Remove.
11251 (mem_expr_equal_p): Use operand_equal_p.
11252 (set_mem_attributes_minus_bitpos): Do not use
11253 component_ref_for_mem_expr.
11254 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
11255 (update_alias_info_with_stack_vars): Likewise.
11256 (partition_stack_vars): Call update_alias_info_with_stack_vars.
11257 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
11258 explicitly nor clear stmt operands.
11259 Free the decl-to-pointer map.
11260 * tree-optimize.c (execute_free_datastructures): Do not free
11261 SSA data structures here.
11262 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
11263 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
11264 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
11266 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
11268 2009-07-13 DJ Delorie <dj@redhat.com>
11270 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
11271 unrolling at the right iteration count.
11273 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
11276 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
11278 * haifa-sched.c (rank_for_schedule): Introduced flags to
11279 enable/disable individual scheduling heuristics.
11280 * common.opt: Introduced flags to enable/disable individual
11281 heuristics in the scheduler.
11282 * doc/invoke.texi: Introduced flags to enable/disable individual
11283 heuristics in the scheduler.
11285 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
11287 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
11288 config/i386/mingw-tls.c.
11289 * config/i386/mingw-tls.c: Removed.
11291 2009-07-13 Ira Rosen <irar@il.ibm.com>
11293 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
11294 checks access only relevant statements.
11295 (vectorizable_reduction): Likewise.
11297 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
11299 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
11300 just for 32-bit case.
11302 2009-07-12 Jan Hubicka <jh@suse.cz>
11304 PR tree-optimization/40585
11305 * except.c (expand_resx_expr): When there already is resume
11306 instruction, produce linked list.
11307 (build_post_landing_pads): Assert that resume is empty.
11308 (connect_post_landing_pads): Handle resume lists.
11309 (dump_eh_tree): Dump resume list.
11311 2009-07-12 Ira Rosen <irar@il.ibm.com>
11313 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
11314 with additional argument.
11315 * tree-vectorizer.h (enum vect_def_type): Add
11316 vect_double_reduction_def.
11317 (vect_is_simple_reduction): Add argument.
11318 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
11320 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
11321 vect_is_simple_reduction with additional argument.
11322 (vect_analyze_loop_operations): Handle exit phi nodes in case of
11324 (reduction_code_for_scalar_code): Handle additional codes by
11325 returning ERROR_MARK for them. Fix comment and indentation.
11326 (vect_is_simple_reduction): Fix comment, add argument to specify
11327 double reduction. Detect double reduction.
11328 (get_initial_def_for_induction): Fix indentation.
11329 (get_initial_def_for_reduction): Fix comment and indentation.
11330 Handle double reduction. Create initial definitions that do not
11331 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
11332 (vect_create_epilog_for_reduction): Fix comment, add argument to
11333 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
11334 epilogue result extraction. Create double reduction phi node and
11335 replace relevant uses.
11336 (vectorizable_reduction): Call vect_is_simple_reduction with
11337 additional argument. Fix indentation. Update epilogue code treatment
11338 according to the changes in reduction_code_for_scalar_code. Check
11339 for double reduction. Call vect_create_epilog_for_reduction with
11340 additional argument.
11341 * tree-vect-stmts.c (process_use): Handle double reduction, update
11343 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
11344 (vect_get_vec_def_for_operand): Likewise.
11346 2009-07-12 Danny Smith <dansmister@gmail.com>
11348 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
11349 dllexport if !TREE_PUBLIC.
11350 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
11352 2009-07-11 Anatoly Sokolov <aesok@post.ru>
11354 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
11355 (avr_extra_arch_macro) Remove declatation.
11356 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
11357 (avr_extra_arch_macro) Declare as static.
11358 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
11360 2009-07-11 Jan Hubicka <jh@suse.cz>
11362 PR middle-end/48388
11363 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
11365 2009-07-11 Jakub Jelinek <jakub@redhat.com>
11368 * dwarf2out.c (dw_fde_struct): Add in_std_section and
11369 cold_in_std_section bits.
11370 (dwarf2out_begin_prologue): Initialize them.
11371 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
11372 if already covered by text_section or cold_text_section range.
11374 PR rtl-optimization/40667
11375 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
11376 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
11377 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
11378 * config/i386/i386.c (ix86_minimum_alignment): New function.
11379 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
11380 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
11381 * emit-rtl.c (gen_reg_rtx): Likewise.
11382 * function.c (assign_parms): Likewise. If nominal_type needs
11383 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
11384 rather than passed_type's alignment.
11387 * function.c (assign_parm_setup_stack): Adjust
11388 MEM_OFFSET (data->stack_parm) if promoted_mode is different
11389 from nominal_mode on big endian.
11391 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
11393 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
11395 2009-07-10 DJ Delorie <dj@redhat.com>
11397 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
11399 2009-07-10 Mark Mitchell <mark@codesourcery.com>
11401 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
11403 (thumb2_cbnz): Likewise.
11405 2009-07-10 David Daney <ddaney@caviumnetworks.com>
11408 * config.gcc (supported_defaults): Add synci.
11409 (with_synci): Add validation.
11410 (all_defaults): Add synci.
11411 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
11414 * config/mips/mips.opt (msynci): New option.
11415 * config/mips/mips.c (mips_override_options): Warn on use of
11416 -msynci for targets that do now support it.
11417 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
11419 * gcc/doc/invoke.texi (-msynci): Document the new option.
11420 * doc/install.texi (--with-synci): Document the new option.
11422 2009-07-10 Richard Guenther <rguenther@suse.de>
11424 PR tree-optimization/40496
11425 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
11426 the PHI result with a compatible type.
11428 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
11432 * c.opt (Wunused-result): New.
11433 * doc/invoke.texi: Document it.
11434 * c-common.c (c_warn_unused_result): Use it.
11436 2009-07-09 DJ Delorie <dj@redhat.com>
11438 * targhooks.c (default_target_can_inline_p): Rename from
11439 default_target_option_can_inline_p.
11440 * targhooks.h (default_target_can_inline_p): Likewise.
11441 * target-def.h (TARGET_CAN_INLINE_P): Rename from
11442 TARGET_OPTION_CAN_INLINE_P.
11443 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
11444 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
11445 (mep_target_can_inline_p): Rename from
11446 mep_target_option_can_inline_p.
11449 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
11450 registers used to pass vectors.
11452 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
11454 2009-07-09 Tom Tromey <tromey@redhat.com>
11456 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
11457 * config/mmix/mmix.c: Include dwarf2.h.
11458 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
11459 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
11460 * config/sh/sh.c: Include dwarf2.h.
11461 * config/i386/i386.c: Include dwarf2.h.
11462 * Makefile.in (DWARF2_H): Remove 'elf'.
11463 * except.c: Include dwarf2.h.
11464 * unwind-dw2.c: Include dwarf2.h.
11465 * dwarf2out.c: Include dwarf2.h.
11466 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
11467 * unwind-dw2-fde.c: Include dwarf2.h.
11468 * dwarf2asm.c: Include dwarf2.h.
11470 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11472 * haifa-sched.c (insn_finishes_cycle_p): New static function.
11473 (max_issue): Use it.
11474 * sched-int.h (struct sched_info: insn_finishes_block_p): New
11476 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
11477 (region_sched_info): Update.
11478 * sched-ebb.c (ebb_sched_info): Update.
11479 * modulo-sched.c (sms_sched_info): Update.
11480 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
11482 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11484 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
11486 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
11488 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
11490 2009-07-09 Jakub Jelinek <jakub@redhat.com>
11492 PR middle-end/40692
11493 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
11494 arg1 with arg01 if arg1 is already INTEGER_CST.
11496 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11498 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
11499 Transform (and (truncate)) into (truncate (and)).
11501 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11503 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
11504 creating LHS paradoxical subregs. Fix surrounding returns to
11505 use NULL_RTX rather than 0.
11507 2009-07-08 DJ Delorie <dj@redhat.com>
11509 * config/mep/mep.c (mep_option_can_inline_p): New.
11510 (TARGET_OPTION_CAN_INLINE_P): Define.
11512 2009-07-08 Mark Wielaard <mjw@redhat.com>
11515 * dwarf2out.c (add_data_member_location_attribute): When we have
11516 only a constant offset don't emit a new location description using
11517 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
11520 2009-07-08 Richard Henderson <rth@redhat.com>
11523 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
11524 (enum reg_class): Add CLOBBERED_REGS.
11525 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
11526 * config/i386/i386.c (ix86_conditional_register_usage): Moved
11527 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
11528 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
11529 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
11530 force 64-bit sibcalls into R11.
11531 * config/i386/constraints.md (U): New constraint.
11532 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
11533 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
11534 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
11536 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
11538 * basic-block.h (dump_regset, debug_regset): Remove duplicate
11540 * c-objc-common.h (c_initialize_diagnostics): Ditto.
11541 * ebitmap.h (dump_ebitmap): Ditto.
11542 * optabs.h (optab_libfunc): Ditto.
11543 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
11544 * tree-flow.h (vect_can_force_dr_alignment_p,
11545 get_vectype_for_scalar_type): Ditto.
11546 (vectorize_loops): Move prototype to ...
11547 * tree-vectorizer.h: ... here. Also, adjust comment.
11548 (vect_set_verbosity_level): Remove duplicate prototype.
11549 * tree-ssa-loop.c: Include tree-vectorizer.h.
11550 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
11552 2009-07-08 Nick Clifton <nickc@redhat.com>
11554 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
11557 2009-07-08 DJ Delorie <dj@redhat.com>
11559 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
11560 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
11561 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
11563 * config/mep/intrinsics.md: Regenerated.
11564 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
11565 registers when asm() or calls are detected.
11567 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11570 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11572 * gimple (gimple_build_call_from_tree): Likewise.
11573 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11574 no_warning flag before warning.
11576 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11578 * tree.c (set_expr_locus): Remove.
11579 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11580 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11582 * gimplify.c (internal_get_tmp_var): Likewise.
11583 (gimplify_call_expr): Likewise.
11584 (gimplify_one_sizepos): Likewise.
11586 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11589 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11590 to variables for debugging purposes.
11592 2009-06-23 Mark Loeser <mark@halcy0n.com>
11595 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11597 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11599 * pretty-print.c (pp_base_format): Remove %J.
11600 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11601 gcc_cxxdiag_char_table): Likewise.
11602 (init_dynamic_diag_info): Likewise.
11604 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11606 * pretty-print.c (pp_base_format): Remove %H.
11607 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11608 gcc_cxxdiag_char_table): Likewise.
11609 (init_dynamic_diag_info): Likewise.
11610 * config/mep/mep.c (mep_select_section): Likewise.
11612 2009-07-07 Duncan Sands <baldrick@free.fr>
11614 * final.c (pass_clean_state): Give the pass a name.
11615 * passes.c (pass_rest_of_compilation): Likewise.
11616 * tree-optimize.c (pass_all_optimizations): Likewise.
11618 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11620 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11621 an extra 'decl' for error_at.
11623 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11625 PR middle-end/40669
11626 * tree-tailcall.c (adjust_return_value_with_ops,
11627 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11628 if it has complex or vector type.
11630 2009-07-07 Olivier Hainque <hainque@adacore.com>
11632 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11635 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11637 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11639 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11641 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11642 * c-decl.c: Likewise.
11643 * function.c: Likewise.
11644 * varasm.c: Likewise.
11645 * tree-ssa.c: Likewise.
11646 * c-common.c: Likewise.
11647 * tree-cfg.c: Likewise.
11648 * config/spu/spu.c: Likewise.
11649 * config/ia64/ia64.c: Likewise.
11650 * config/v850/v850.c: Likewise.
11652 2009-07-06 DJ Delorie <dj@redhat.com>
11654 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11655 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11656 unspecified accesses to control registers.
11657 * config/mep/intrinsics.md: Regenerate.
11658 * config/mep/intrinsics.h: Regenerate.
11659 * config/mep/mep-intrin.h: Regenerate.
11661 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11663 * c-lex.c: Replace %H by an explicit location. Update all calls.
11664 * c-common.c: Likewise.
11665 * c-decl.c: Likewise.
11666 * c-typeck.c: Likewise.
11667 * fold-const.c: Likewise.
11668 * gimplify.c: Likewise.
11669 * stmt.c: Likewise.
11670 * tree-cfg.c: Likewise.
11671 * tree-ssa-loop-niter.c: Likewise.
11672 * tree-vrp.c: Likewise.
11673 * value-prof.c: Likewise.
11675 2009-07-06 Diego Novillo <dnovillo@google.com>
11677 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11678 if it has one. Handle cases where VAR does not have an
11679 annotation or cfun is NULL.
11681 2009-07-06 Diego Novillo <dnovillo@google.com>
11683 * tree.c: Include debug.h.
11684 (initialize_tree_contains_struct): New.
11685 (init_ttree): Call it.
11686 (tree_node_structure_for_code): Factor out of ...
11687 (tree_node_structure): ... here.
11688 * treestruct.def (TS_PHI_NODE): Remove.
11689 (TS_GIMPLE_STATEMENT): Remove.
11691 2009-07-06 Diego Novillo <dnovillo@google.com>
11693 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11694 (debug_tree_chain): Handle cycles.
11696 2009-07-06 Nick Clifton <nickc@redhat.com>
11697 DJ Delorie <dj@redhat.com>
11699 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11700 __FMOVD_ENABLED__ is defined.
11702 (TARGET_FMOVD): Provide a default definition.
11703 (MASK_FMOVD): Likewise.
11704 (TARGET_CPU_CPP_BUILTINS): Define
11705 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11706 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11707 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11708 (split for DF load from memory into register): Also handle
11709 MEMs which consist of REG+DISP addressing.
11710 (split for DF store from register to memory): Likewise.
11711 (movsf_ie): Always use single fp_mode.
11712 * config/sh/sh.c (sh_override_options): Do not automatically
11713 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11714 that to the -mfmovd command line switch.
11715 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11716 (fldi_ok): Always allow.
11717 * config/sh/sh.opt (mfmovd): Remove this switch.
11718 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11720 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11721 Kaz Kojima <kkojima@gcc.gnu.org>
11723 PR rtl-optimization/30807
11724 * postreload.c (reload_combine): For every new use of REG_SUM,
11725 record the use of BASE.
11727 2009-07-06 Jan Hubicka <jh@suse.cz>
11729 * params.def: Revert my accidental commit at 2009-06-30.
11731 2009-07-04 Ian Lance Taylor <iant@google.com>
11734 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11736 (mingw_format_attribute_overrides): Likewise.
11738 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11741 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11742 don't check cfa.reg. Instead of cfa.indirect use
11743 fde && fde->drap_reg != INVALID_REGNUM test.
11745 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11747 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11749 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11752 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11754 2009-07-03 Richard Guenther <rguenther@suse.de>
11756 PR tree-optimization/40640
11757 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11760 2009-07-03 Jan Hubicka <jh@suse.cz>
11762 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11763 for size, reduce amount of inlining.
11765 2009-07-03 Richard Guenther <rguenther@suse.de>
11767 PR middle-end/34163
11768 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11769 if t +- x is known to not overflow and the conversion widens the
11771 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11773 2009-07-03 Jan Hubicka <jh@suse.cz>
11775 * ipa-pure-const.c (analyze): Update loop optimizer init.
11776 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11777 try_remove_empty_loop, remove_empty_loops): Remove.
11778 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11779 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11780 to mark regular loops as neccesary.
11781 (degenerate_phi_p): New function.
11782 (propagate_necessity, remove_dead_phis): Use it.
11783 (forward_edge_to_pdom): Likewise.
11784 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11785 virtual PHI nodes that became unreachable.
11786 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11787 * tree-flow.h (remove_empty_loops): Remove.
11788 * passes.c (init_optimization_passes): Remove.
11790 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11792 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11793 can_create_pseudo_p.
11794 (*fix_trunc<mode>_i387_1): Ditto.
11795 (*floathi<mode>2_1): Ditto.
11796 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11797 (*fistdi2_1): Ditto.
11798 (*fist<mode>2_1): Ditto.
11799 (frndintxf2_floor): Ditto.
11800 (*fist<mode>2_floor_1): Ditto.
11801 (frndintxf2_ceil): Ditto.
11802 (*fist<mode>2_ceil_1): Ditto.
11803 (frndintxf2_trunc): Ditto.
11804 (frndintxf2_mask_pm): Ditto.
11805 (fxam<mode>2_i387_with_temp): Ditto.
11806 * config/i386/sse.md (mulv16qi3): Ditto.
11807 (*sse2_mulv4si3): Ditto.
11809 (sse4_2_pcmpestr): Ditto.
11810 (sse4_2_pcmpistr): Ditto.
11812 2009-07-03 Jan Hubicka <jh@suse.cz>
11814 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11815 (mark_stmt_necessary): Set it.
11816 (mark_operand_necessary): Set it.
11817 (mark_control_dependent_edges_necessary): Set it.
11818 (mark_virtual_phi_result_for_renaming): New function.
11819 (get_live_post_dom): New function.
11820 (forward_edge_to_pdom): New function.
11821 (remove_dead_stmt): Fix handling of control dependences.
11822 (tree_dce_init): Init new bitmap.
11823 (tree_dce_done): Free it.
11825 2009-07-02 Richard Guenther <rguenther@suse.de>
11828 * tree-ssa-structalias.c (new_var_info): Initialize
11831 2009-07-02 Jan Hubicka <jh@suse.cz>
11833 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11836 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11838 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11839 instead of recomputing it. Adjust calls.
11840 (emit_store_flag): Adjust recursive calls.
11842 2009-07-02 Richard Guenther <rguenther@suse.de>
11844 * tree-ssa-live.c (remove_unused_locals): Do not remove
11846 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11847 of DECL_EXTERNAL for HEAP variables.
11848 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11849 HEAP variables. Do not adjust RESTRICT vars.
11850 (find_what_var_points_to): Nobody cares if something
11851 points to READONLY.
11853 2009-07-02 Ben Elliston <bje@au.ibm.com>
11855 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11856 pc_low and pc_high declarations to the top of the function.
11858 2009-07-01 DJ Delorie <dj@redhat.com>
11860 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11861 registers as fixed.
11862 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11863 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11864 unspecified accesses to control registers.
11865 * config/mep/intrinsics.md: Regenerate.
11866 * config/mep/intrinsics.h: Regenerate.
11867 * config/mep/mep-intrin.h: Regenerate.
11869 2009-07-01 Anthony Green <green@moxielogic.com>
11871 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11872 instruction when possible.
11873 (moxie_expand_prologue): Ditto. Also, save an instruction and
11874 some complexity by popping off of $r12 instead of $sp.
11875 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11878 2009-07-01 Richard Henderson <rth@redhat.com>
11881 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11882 contained no insns, reposition note before last insn.
11884 2009-07-01 Richard Henderson <rth@redhat.com>
11887 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11888 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11890 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11893 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11894 darwin9 for printing reg addresses with %y.
11896 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11898 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11899 truncation from operands in binary operations.
11901 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11904 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11905 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11906 subreg of op0 to the original op0.
11908 * expmed.c (store_bit_field_1): Use a temporary as the destination
11909 instead of a paradoxical subreg when we need to truncate the result.
11911 2009-07-01 DJ Delorie <dj@redhat.com>
11913 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11914 names to VLIW variants.
11915 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11916 * config/mep/intrinsics.md: Regenerate.
11917 * config/mep/intrinsics.h: Regenerate.
11918 * config/mep/mep-intrin.h: Regenerate.
11920 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11923 * jump.c (returnjump_p): Revert last patch.
11924 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11926 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11929 * pa.md (casesi32p): Use jump table label to determine the offset
11931 (casesi64p): Likewise.
11933 * pa.c (forward_branch_p): Return bool type. Use instruction
11934 addresses when available. Assert that INSN has a jump label.
11935 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11938 2009-07-01 Richard Guenther <rguenther@suse.de>
11940 PR tree-optimization/19831
11941 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11942 that only act as barriers do not make any previous stores necessary.
11943 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11944 HEAP variables global, do not add a constraint from nonlocal.
11945 (find_func_aliases): Handle escapes through return statements.
11946 (compute_points_to_sets): Make escaped HEAP variables global.
11948 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11951 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11952 after reducing a DImode cstore to SImode.
11954 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11956 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11957 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11959 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11961 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11962 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11964 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11965 and umod_optab if TARGET_BSD_DIVMOD.
11966 * config/vax/lib1funcs.asm: New file.
11967 * config/vax/t-linux: New file.
11968 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11970 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11973 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11974 to type arguments that have void type.
11977 * dwarf2out.c (gen_formal_parameter_die): Call
11978 equate_decl_number_to_die if node is different from origin.
11980 2009-06-30 Anthony Green <green@moxielogic.com>
11982 Clean up moxie port for --enable-build-with-cxx.
11983 * config/moxie/moxie.c (moxie_function_value): First two
11984 parameters are const_tree, not tree.
11985 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11986 (REG_CLASS_NAMES): Ditto.
11987 (REGNO_REG_CLASS): Ditto.
11988 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11989 (moxie_function_value): Fix constyness of arguments.
11991 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11993 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11994 finalize_size_functions before further processing.
11995 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11996 (variable_size): Call self_referential_size on size expressions
11997 that contain a PLACEHOLDER_EXPR.
11998 (size_functions): New static variable.
11999 (copy_self_referential_tree_r): New static function.
12000 (self_referential_size): Likewise.
12001 (finalize_size_functions): New global function.
12002 * tree.c: Include tree-inline.h.
12003 (push_without_duplicates): New static function.
12004 (find_placeholder_in_expr): New global function.
12005 (substitute_in_expr) <tcc_declaration>: Return the replacement object
12007 <tcc_expression>: Likewise.
12008 <tcc_vl_exp>: If the replacement object is a constant, try to inline
12009 the call in the expression.
12010 * tree.h (finalize_size_functions): Declare.
12011 (find_placeholder_in_expr): Likewise.
12012 (FIND_PLACEHOLDER_IN_EXPR): New macro.
12013 (substitute_placeholder_in_expr): Update comment.
12014 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
12016 (copy_tree_body_r): Likewise.
12017 (copy_tree_body): New static function.
12018 (maybe_inline_call_in_expr): New global function.
12019 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
12020 (maybe_inline_call_in_expr): Declare.
12021 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
12022 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
12025 2009-06-30 Richard Guenther <rguenther@suse.de>
12027 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
12029 (propagate_necessity): Do not mark reaching defs of stores
12032 2009-06-30 Jan Hubicka <jh@suse.cz>
12034 * cfgloopanal.c (check_irred): Move into ...
12035 (mark_irreducible_loops): ... here; return true if ireducible
12037 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
12038 (analyze_function): Try to prove loop finiteness.
12039 * cfgloop.h (mark_irreducible_loops): Update prototype.
12040 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
12042 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
12044 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
12046 2009-06-30 Ira Rosen <irar@il.ibm.com>
12048 PR tree-optimization/40542
12049 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
12052 2009-06-30 Martin Jambor <mjambor@suse.cz>
12054 PR tree-optimization/40582
12055 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
12056 than useless_type_conversion_p.
12057 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
12060 2009-06-30 Martin Jambor <mjambor@suse.cz>
12062 PR middle-end/40554
12063 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
12065 2009-06-30 Richard Guenther <rguenther@suse.de>
12067 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
12068 use ao_ref references.
12069 (walk_aliased_vdefs): Likewise.
12070 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
12071 * tree-ssa-dce.c (struct ref_data): Remove.
12072 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
12073 (mark_aliased_reaching_defs_necessary): Adjust.
12074 (mark_all_reaching_defs_necessary_1): Likewise.
12076 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
12079 * expmed.c (emit_cstore): New name of emit_store_flag_1.
12080 (emit_store_flag_1): Extract from emit_store_flag, adjust
12081 calls to (what now is) emit_cstore.
12082 (emit_store_flag): Call emit_store_flag_1 and also use it
12083 for what used to be recursive calls.
12085 2009-06-30 Wei Guozhi <carrot@google.com>
12088 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
12089 if the target bb post dominates from bb.
12090 * config/i386/i386.c (memory_address_length): Check existence of base
12091 register before using it.
12093 2009-06-30 Nick Clifton <nickc@redhat.com>
12094 DJ Delorie <dj@redhat.com>
12096 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
12097 __FMOVD_ENABLED__ is defined.
12099 (TARGET_FMOVD): Provide a default definition.
12100 (MASK_FMOVD): Likewise.
12101 (TARGET_CPU_CPP_BUILTINS): Define
12102 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
12103 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
12104 two fmov instructions depending upon whether TARGET_FMOVD is
12106 (split for DF load from memory into register): Also handle
12107 MEMs which consist of REG+DISP addressing.
12108 (split for DF store from register to memory): Likewise.
12109 * config/sh/sh.opt (mfmovd): Remove this switch.
12110 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
12111 * config/sh/sh.c (sh_override_options): Do not automatically
12112 enable TARGET_MOVD for the SH2A when supporting doubles - leave
12113 that to the -mfmovd command line switch.
12115 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
12117 (fldi_ok): Always allow.
12118 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
12120 2009-06-29 DJ Delorie <dj@redhat.com>
12122 * doc/install.texi (mep-x-elf): Correct chip's full name.
12124 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
12126 * doc/extend.texi: Fix typo.
12128 2009-06-29 Tom Tromey <tromey@redhat.com>
12130 * dwarf2.h: Remove.
12131 * Makefile.in (DWARF2_H): New variable.
12132 (except.o): Use it.
12133 (dwarf2out.o): Likewise.
12134 (dwarf2asm.o): Likewise.
12135 * config/i386/t-i386: Use DWARF2_H.
12136 * except.c: Include elf/dwarf2.h.
12137 * unwind-dw2.c: Include elf/dwarf2.h.
12138 * dwarf2out.c: Include elf/dwarf2.h.
12139 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
12140 <dtprel>: New field.
12141 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
12142 (size_of_loc_descr): Likewise.
12143 (output_loc_operands_raw): Likewise.
12144 (output_loc_operands): Handle new dtprel field.
12145 (loc_checksum): Update.
12146 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
12147 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
12148 * unwind-dw2-fde.c: Include elf/dwarf2.h.
12149 * dwarf2asm.c: Include elf/dwarf2.h.
12150 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
12151 * config/mmix/mmix.c: Include elf/dwarf2.h.
12152 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
12153 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
12154 * config/sh/sh.c: Include elf/dwarf2.h.
12155 * config/i386/i386.c: Include elf/dwarf2.h.
12157 2009-06-29 DJ Delorie <dj@redhat.com>
12159 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
12161 * doc/extend.texi: Add MeP attributes and pragmas.
12162 * doc/invoke.text: Add MeP Options.
12163 * doc/contrib.texi: Add MeP contribution.
12164 * doc/md.texi: Add MeP constraints.
12165 * doc/install.texi: Add MeP target.
12167 2009-06-30 Anatoly Sokolov <aesok@post.ru>
12169 * target.h (struct gcc_target): Add frame_pointer_required field.
12170 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
12171 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
12172 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
12174 * reload1.c (update_eliminables): (Ditto.).
12175 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
12176 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
12177 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
12179 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
12181 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
12182 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12183 (arm_frame_pointer_required): New function.
12185 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
12186 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12187 (avr_frame_pointer_required_p): Declare as static.
12188 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
12190 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
12191 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12192 (bfin_frame_pointer_required): Make as static, change return type
12194 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
12196 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
12197 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12198 (cris_frame_pointer_required): New function.
12200 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
12202 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
12203 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12204 (fr30_frame_pointer_required): New function.
12206 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
12207 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12208 (frv_frame_pointer_required): Make as static, change return type
12210 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
12212 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
12213 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12214 (ix86_frame_pointer_required): Make as static, change return type to
12216 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
12218 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
12219 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12221 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
12223 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
12225 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
12227 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
12228 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12229 (mips_frame_pointer_required): Make as static.
12230 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
12232 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
12233 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12234 (mmix_frame_pointer_required): Mew function.
12236 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
12237 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12239 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
12241 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
12243 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
12245 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
12246 (CAN_ELIMINATE): Redefine.
12247 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12248 (sparc_frame_pointer_required): New function.
12249 (sparc_can_eliminate): New function.
12250 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
12252 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
12253 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12255 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
12256 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12257 (xtensa_frame_pointer_required): Make as static, change return type
12259 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
12262 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
12264 * doc/plugins.texi: Document PLUGIN_START_UNIT.
12265 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
12266 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
12267 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
12268 (register_callback): Handle PLUGIN_START_UNIT.
12269 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
12271 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
12273 * tree.c (process_call_operands): Propagate TREE_READONLY from the
12275 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
12276 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
12278 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
12280 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
12283 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
12285 * doc/extend.texi (Additional Floating Types): __float128 is also
12286 supported on i386 targets.
12288 2009-06-29 Richard Guenther <rguenther@suse.de>
12290 PR middle-end/14187
12291 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
12293 (pt_solutions_same_restrict_base): Declare.
12294 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
12296 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
12297 (make_constraint_from, make_copy_constraint): Move earlier.
12298 (make_constraint_from_heapvar): New function.
12299 (make_constraint_from_restrict): Likewise.
12300 (handle_lhs_call): Use it.
12301 (find_func_aliases): Use it to track conversions to restrict
12302 qualified pointers.
12303 (struct fieldoff): Add only_restrict_pointers flag.
12304 (push_fields_onto_fieldstack): Initialize it.
12305 (create_variable_info_for): Track global restrict qualified pointers.
12306 (intra_create_variable_infos): Use make_constraint_from_heapvar.
12307 Track restrict qualified pointer arguments.
12308 (set_uids_in_ptset): Use varinfo is_global_var flag.
12309 (find_what_var_points_to): Set the vars_contains_restrict flag.
12310 Always create the points-to solution for sets including restrict tags.
12311 (pt_solutions_same_restrict_base): New function.
12312 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
12313 qualified pointers use pt_solutions_same_restrict_base as
12314 additional source for disambiguation.
12316 2009-06-29 Richard Guenther <rguenther@suse.de>
12318 PR middle-end/38212
12319 * alias.c (find_base_decl): Remove.
12320 (get_deref_alias_set_1): Remove restrict handling.
12321 * c-common.c (c_apply_type_quals_to_decl): Do not set
12322 DECL_POINTER_ALIAS_SET.
12323 * gimplify.c (find_single_pointer_decl_1): Remove.
12324 (find_single_pointer_decl): Likewise.
12325 (internal_get_tmp_var): Remove restrict handling.
12326 (gimple_regimplify_operands): Likewise.
12327 * omp-low.c (expand_omp_atomic_pipeline): Do not set
12328 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
12329 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
12330 * tree.c (restrict_base_for_decl): Remove.
12331 (init_ttree): Do not allocate it.
12332 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
12333 LABEL_DECL_UID for label decls.
12334 (copy_node_stat): Do not copy restrict information.
12335 (decl_restrict_base_lookup): Remove.
12336 (decl_restrict_base_insert): Likewise.
12337 (print_restrict_base_statistics): Likewise.
12338 (dump_tree_statistics): Do not call print_restrict_base_statistics.
12339 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
12340 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
12341 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
12342 (LABEL_DECL_UID): Adjust.
12343 (DECL_BASED_ON_RESTRICT_P): Remove.
12344 (DECL_GET_RESTRICT_BASE): Likewise.
12345 (SET_DECL_RESTRICT_BASE): Likewise.
12346 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
12348 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
12349 instead of DECL_POINTER_ALIAS_SET.
12350 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12351 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
12352 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
12354 2009-06-29 Richard Guenther <rguenther@suse.de>
12356 PR tree-optimization/40579
12357 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
12358 the IL to simplify has constants that overflowed.
12360 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
12362 PR tree-optimization/40550
12363 * tree-vect-generic.c (expand_vector_operations_1): Compute in
12364 vector_compute_type only when the size of vector_compute_type is
12365 less than the size of type.
12367 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
12369 * fold-const.c (contains_label_1): Fix comments.
12370 (contains_label_p): Do not walk trees multiple time.
12372 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12374 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
12375 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
12376 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
12377 ix86_fp_comparison_operator.
12378 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
12379 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
12380 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
12381 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
12382 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
12383 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
12384 (related splits): Change predicate to ix86_fp_comparison_operator.
12385 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
12386 instead of ix86_fp_comparison_codes.
12387 (ix86_trivial_fp_comparison_operator,
12388 ix86_fp_comparison_operator): New.
12389 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
12390 (ix86_expand_compare): Eliminate last two parameters.
12391 (ix86_fp_jump_nontrivial_p): Kill.
12392 * config/i386/i386.c (put_condition_code): Eliminate call to
12393 ix86_fp_comparison_codes and subsequent assertion.
12394 (ix86_fp_comparison_codes): Eliminate.
12395 (ix86_fp_swap_condition): New.
12396 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
12397 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
12398 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
12399 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
12400 and ix86_fp_swap_condition.
12401 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
12402 Use ix86_fp_comparison_strategy.
12403 (ix86_expand_compare): Likewise. Eliminate last two arguments.
12404 (ix86_fp_jump_nontrivial_p): Eliminate.
12405 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
12406 call to ix86_expand_compare.
12407 (ix86_split_fp_branch, ix86_expand_setcc,
12408 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
12409 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
12411 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12413 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
12414 related to jump_clobbers.
12415 * config/arm/arm.md (conds): Remove jump_clob case.
12416 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
12417 splits): Change comparison_operator to arm_comparison_operator.
12418 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
12421 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12423 * dojump.c (do_compare_rtx_and_jump): Try swapping the
12424 condition for floating point modes.
12425 * expmed.c (emit_store_flag_1): Move here a bigger part
12426 of emit_store_flag.
12427 (emit_store_flag): Try swapping the condition for floating point
12429 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
12431 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12433 * expr.c (expand_expr_real_1): Just use do_store_flag.
12434 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
12435 emit_store_flag_force.
12436 * expmed.c (emit_store_flag_force): Copy here trick
12437 previously in expand_expr_real_1. Try reversing the comparison.
12438 (emit_store_flag_1): Work if target is NULL.
12439 (emit_store_flag): Work if target is NULL, using the result mode
12440 from the comparison. Use split_comparison, restructure final part
12441 to simplify conditionals.
12443 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12445 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
12446 * dojump.c (do_jump): Change handling of floating-point
12447 ops to use just do_compare_and_jump.
12448 (split_comparison): New.
12449 (do_compare_rtx_and_jump): Add here logic coming previously
12450 in do_jump, using split_comparison.
12452 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
12455 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
12457 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12459 * tree-ssa-alias.c: Fix unintentional commit.
12461 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12463 * passes.c (execute_one_pass): Fix unintentional commit.
12465 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12467 * df-problems.c (df_set_seen, df_unset_seen): Delete.
12468 (df_rd_local_compute, df_md_local_compute): Inline them.
12470 (df_md_scratch): New.
12471 (df_md_alloc, df_md_free): Allocate/free it.
12472 (df_md_local_compute): Only include live registers in init.
12473 (df_md_transfer_function): Prune the in-set computed by
12474 the confluence function, and the gen-set too.
12476 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12478 PR rtl-optimization/26854
12479 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
12480 * df-problems.c (df_rd_add_problem): Fix comment.
12481 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
12482 df_md_simulate_artificial_defs_at_top,
12483 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
12484 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
12485 df_md_transfer_function, df_md_init, df_md_confluence_0,
12486 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
12487 problem_MD, df_md_add_problem): New.
12488 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
12489 df_md_get_bb_info): New.
12490 (DF_LAST_PROBLEM_PLUS1): Adjust.
12492 * Makefile.in (fwprop.o): Include domwalk.h.
12493 * fwprop.c: Include domwalk.h.
12494 (reg_defs, reg_defs_stack): New.
12495 (bitmap_only_bit_between): Remove.
12496 (process_defs): New.
12497 (process_uses): Use reg_defs and local_md instead of
12498 bitmap_only_bit_between and local_rd.
12499 (single_def_use_enter_block): New, from build_single_def_use_links.
12500 (single_def_use_leave_block): New.
12501 (build_single_def_use_links): Remove code moved to
12502 single_def_use_enter_block, invoke domwalk.
12503 (use_killed_between): Adjust comment.
12505 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12507 * bitmap.h (bitmap_ior_and_into): New.
12508 * bitmap.c (bitmap_ior_and_into): New.
12510 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12512 * domwalk.h (struct dom_walk_data): Remove all callbacks except
12513 before_dom_children_before_stmts and after_dom_children_after_stmts.
12514 Rename the two remaining callbacks to just before_dom_children and
12515 after_dom_children. Remove other GIMPLE statement walking bits.
12516 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
12517 * graphite.c: Do not include domwalk.h.
12518 * tree-into-ssa.c (interesting_blocks): New global.
12519 (struct mark_def_sites_global_data): Remove it and names_to_rename.
12520 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
12521 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
12522 now that they're not domwalk callbacks.
12523 (rewrite_initialize_block): Rename to...
12524 (rewrite_enter_block): ... this, place after called functions. Test
12525 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
12526 (rewrite_finalize_block): Rename to...
12527 (rewrite_leave_block): ... this, place after called functions.
12528 (rewrite_update_init_block): Rename to...
12529 (rewrite_update_enter_block): ... this, place after called functions.
12530 Test interesting_blocks, call rewrite_update_stmt and
12531 rewrite_update_phi_arguments.
12532 (rewrite_update_fini_block): Rename to...
12533 (rewrite_leave_block): ... this, place after called functions.
12534 (rewrite_blocks): Remove last argument, simplify initialization of
12536 (mark_def_sites_initialize_block): Rename to...
12537 (mark_def_sites_block): ... this, call mark_def_sites.
12538 (mark_def_sites_blocks): Remove argument, simplify initialization of
12540 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
12541 (update_ssa): Likewise.
12542 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
12544 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
12545 (dom_opt_initialize_block): Rename to...
12546 (dom_opt_enter_block): ... this, place after called functions. Walk
12547 statements here, inline propagate_to_outgoing_edges.
12548 (dom_opt_finalize_block): Rename to...
12549 (dom_opt_leave_block): ... this, place after called functions.
12550 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
12552 (dse_enter_block, dse_record_phi): New.
12553 (dse_record_phis): Delete.
12554 (dse_finalize_block): Rename to...
12555 (dse_leave_block): ... this.
12556 (tree_ssa_dse): Simplify initialization of walk_data.
12557 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
12558 Adjust initialization of walk_data.
12559 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
12560 * tree-ssa-loop-phiopt.c (get_non_trapping):
12561 Adjust initialization of walk_data.
12562 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
12563 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
12564 it's not a domwalk callback.
12565 (uncprop_initialize_block): Rename to...
12566 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12567 (dse_finalize_block): Rename to...
12568 (dse_leave_block): ... this.
12569 (tree_ssa_uncprop): Simplify initialization of walk_data.
12570 * Makefile.in: Adjust dependencies.
12572 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12574 * arm.md (casesi): Fix test for Thumb1.
12575 (thumb1_casesi_internal_pic): Likewise.
12576 (thumb1_casesi_dispatch): Likewise.
12578 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12580 * config/arm/arm-cores.def: Added core cortex-m0.
12581 * config/arm/arm-tune.md: Regenerated.
12582 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12584 2009-06-26 DJ Delorie <dj@redhat.com>
12586 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12588 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12589 the scheduler doesn't tag jump insns.
12591 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12593 * c-decl.c (merge_decls): Re-indent.
12595 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12598 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12599 Special-case decimal float constants.
12601 2009-06-26 Richard Henderson <rth@redhat.com>
12603 * function.h (struct function): Add cannot_be_copied_reason,
12604 and cannot_be_copied_set.
12605 * tree-inline.c (has_label_address_in_static_1): Rename from
12606 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12607 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12608 don't set inline_forbidden_reason.
12609 (copy_forbidden): New function, split out of inline_forbidden_p.
12610 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12611 (inline_forbidden_p): Use copy_forbidden.
12612 (tree_versionable_function_p): Likewise.
12613 (inlinable_function_p): Merge into tree_inlinable_function_p.
12614 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12615 * ipa-cp.c (ipcp_versionable_function_p): New function.
12616 (ipcp_cloning_candidate_p): Use it.
12617 (ipcp_node_modifiable_p): Likewise.
12619 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12621 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12622 that is marked not to be inlined. Remove flag_mudflap use.
12623 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12624 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12626 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12629 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12630 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12632 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12634 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12636 (__mingwthr_remove_key_dtor): Likewise.
12638 2009-06-26 Richard Guenther <rguenther@suse.de>
12640 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12642 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12644 PR middle-end/40525
12645 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12646 try the non-cond_exec path also.
12648 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12651 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12652 (output_cbranch): Use new functions.
12653 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12656 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12657 Pat Haugen <pthaugen@us.ibm.com>
12658 Revital Eres <ERES@il.ibm.com>
12660 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12661 for %c error. Add %x support to print VSX registers as a unified
12662 register set, instead of separate float and altivec registers.
12663 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12664 %y case, and add support for VSX pre-modify addresses.
12665 (output_toc): Add assert for CONST containing an integer constant
12667 (rs6000_adjust_cost): Add POWER7 support.
12668 (insn_must_be_first_in_group): Ditto.
12669 (insn_must_be_last_in_group): Ditto.
12670 (rs6000_emit_popcount): Ditto.
12671 (rs6000_vector_mode_supported_p): Ditto.
12673 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12674 Change some of the functions called by macros to being called
12675 through a pointer, so debug functions can be inserted if
12676 -mdebug=addr or -mdebug=cost.
12677 (rs6000_preferred_reload_class_ptr): Ditto.
12678 (rs6000_secondary_reload_class_ptr): Ditto.
12679 (rs6000_secondary_memory_needed_ptr): Ditto.
12680 (rs6000_cannot_change_mode_class_ptr): Ditto.
12681 (rs6000_secondary_reload_inner): Ditto.
12682 (rs6000_legitimize_reload_address): Ditto.
12683 (rs6000_legitimize_reload_address_ptr): Ditto.
12684 (rs6000_mode_dependent_address): Ditto.
12685 (rs6000_mode_dependent_address_ptr): Ditto.
12687 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12688 function to return true if the mode allows reg + integer
12690 (virtual_stack_registers_memory_p): New function to return true if
12691 the address refers to a virtual stack register.
12692 (rs6000_legitimate_offset_address_p): Move code to say whether a
12693 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12695 (rs6000_legitimate_address_p): Add checks for modes that only can
12696 do reg+reg addressing. Start adding VSX support.
12697 (rs6000_legitimize_reload_address): Ditto.
12698 (rs6000_legitimize_address): Ditto.
12699 (rs6000_debug_legitimate_address_p): New debug functions for
12700 -mdebug=addr and -mdebug=cost.
12701 (rs6000_debug_rtx_costs): Ditto.
12702 (rs6000_debug_address_costs): Ditto.
12703 (rs6000_debug_adjust_cost): Ditto.
12704 (rs6000_debug_legitimize_address): Ditto.
12705 (rs6000_legitimize_reload_address_ptr): Point to call normal
12706 function or debug function. Make functions called via pointer
12708 (rs6000_mode_dependent_address_ptr): Ditto.
12709 (rs6000_secondary_reload_class_ptr): Ditto.
12710 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12711 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12712 into a friendlier error.
12713 (rs6000_init_builtins): Add initial VSX support.
12714 (rs6000_adjust_cost): Fix some spacing issues.
12716 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12717 (REG_CLASS_NAMES): Ditto.
12718 (REG_CLASS_CONTENTS): Ditto.
12719 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12720 pointer, to add -mdebug=addr support.
12721 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12722 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12723 -mdebug=addr support.
12724 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12725 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12726 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12728 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12730 (bswapsi*): Set attribute types for load/store. Add combiner
12731 patterns to eliminate zero extend on 64-bit.
12732 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12733 stdbrx if the hardware supports those instructions.
12735 2009-06-25 Ian Lance Taylor <iant@google.com>
12737 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12738 (Link Options): Document -static-libstdc++.
12740 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12743 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12744 DATA_ALIGNMENT instead.
12746 2009-06-25 Richard Guenther <rguenther@suse.de>
12748 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12749 indirect references against the callused/escaped solutions.
12750 (call_may_clobber_ref_p_1): Likewise.
12752 2009-06-25 Martin Jambor <mjambor@suse.cz>
12754 PR tree-optimization/40493
12755 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12756 (enum unscalarized_data_handling): New type.
12757 (handle_unscalarized_data_in_subtree): Return what has been done.
12758 (load_assign_lhs_subreplacements): Handle left flushes differently.
12759 (sra_modify_assign): Use unscalarized_data_handling, simplified
12760 condition determining whether to remove the statement.
12762 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12764 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12765 excerpt - @ should be doubled for texinfo.
12767 2009-06-24 Ian Lance Taylor <iant@google.com>
12769 * config/arc/arc.c: Include "df.h".
12770 (arc_attribute_table): Make static. Move higher in file.
12771 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12772 (output_shift): Initialize n later to avoid warning.
12773 * config/arm/arm.c (arm_attribute_table): Make static. Move
12775 * config/avr/avr.c (avr_attribute_table): Make static. Move
12777 (reg_class_tab): Change array type from int to enum reg_class.
12778 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12780 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12781 (lshrhi3_out): Likewise.
12782 (class_likely_spilled_p): Change return type to bool.
12783 (avr_rtx_costs): Use local code variable with enum type.
12784 * config/avr/avr.md (movmemhi): Use add_reg_note.
12785 (andhi3, andsi3): Don't use AS2 with "and".
12786 (iorhi3, iorsi3): Don't use AS2 with "or".
12787 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12788 * config/crx/crx.c: Include "df.h".
12789 (crx_attribute_table): Make static.
12790 * config/m32r/m32r.c: Include "df.h".
12791 (m32r_attribute_table): Make static. Move higher in file.
12792 (pop): Use add_reg_note.
12793 (block_move_call): Change 0 to LCT_NORMAL in function call.
12794 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12795 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12796 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12797 declare, not just when TREE_CODE is defined.
12798 * config/m68hc11/m68hc11.c: Include "expr.h".
12799 (m68hc11_attribute_table): Make static. Move higher in file.
12800 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12802 (m68hc11_register_indirect_p): Likewise.
12803 (m68hc11_function_arg_padding): Change return type to enum
12805 (emit_move_after_reload): Use add_reg_note.
12806 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12807 (m68hc11_split_logical): Likewise.
12808 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12810 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12811 to VOIDmode in function call.
12812 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12814 (m68hc11_split_logical): Update declaration.
12815 (m68hc11_function_arg_padding): Update declaration.
12816 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12817 to array of enum reg_class.
12818 (mcore_attribute_table): Make static. Move higher in file.
12819 (mcore_rtx_costs): Add cast to enum type.
12820 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12821 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12822 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12824 * config/sh/predicates.md (trapping_target_operand): Rename and to
12826 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12828 * config/spu/spu.c (spu_attribute_table): Make static. Move
12830 * config/v850/v850.c (v850_attribute_table): Make static. Move
12832 (v850_rtx_costs): Use local code with enum type.
12833 (expand_epilogue): Add cast.
12834 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12836 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12839 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12840 -m2a-single-only and -m2a-nofpu.
12841 * config/sh/sh.opt: Document m2a generates FPU code.
12843 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12845 * defaults.h (CAN_ELIMINATE): Provide default.
12846 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12847 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12848 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12849 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12850 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12851 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12852 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12853 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12854 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12855 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12857 2009-06-24 DJ Delorie <dj@redhat.com>
12859 * mep-ext-cop.cpu: Fix copyright notice.
12860 * mep-default: Fix copyright notice.
12861 * mep-core: Fix copyright notice.
12862 * mep: Fix copyright notice.
12863 * mep-ivc2: Fix copyright notice.
12864 * mep-c5: Fix copyright notice.
12866 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12868 * doc/contrib.texi (Contributors):
12870 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12872 PR middle-end/40501
12873 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12874 src and dst operands if necessary.
12876 2009-06-23 DJ Delorie <dj@redhat.com>
12879 * config.gcc: Add mep support.
12880 * recog.c: Resurrect validate_replace_rtx_subexp().
12881 * recog.h: Likewise.
12882 * config/mep/: Add new port:
12883 * config/mep/constraints.md: New file.
12884 * config/mep/default.h: New file.
12885 * config/mep/intrinsics.h: New file.
12886 * config/mep/intrinsics.md: New file.
12887 * config/mep/ivc2-template.h: New file.
12888 * config/mep/mep-c5.cpu: New file.
12889 * config/mep/mep-core.cpu: New file.
12890 * config/mep/mep-default.cpu: New file.
12891 * config/mep/mep-ext-cop.cpu: New file.
12892 * config/mep/mep-intrin.h: New file.
12893 * config/mep/mep-ivc2.cpu: New file.
12894 * config/mep/mep-lib1.asm: New file.
12895 * config/mep/mep-lib2.c: New file.
12896 * config/mep/mep-pragma.c: New file.
12897 * config/mep/mep-protos.h: New file.
12898 * config/mep/mep-tramp.c: New file.
12899 * config/mep/mep.c: New file.
12900 * config/mep/mep.cpu: New file.
12901 * config/mep/mep.h: New file.
12902 * config/mep/mep.md: New file.
12903 * config/mep/mep.opt: New file.
12904 * config/mep/predicates.md: New file.
12905 * config/mep/t-mep: New file.
12907 2009-06-23 Ian Lance Taylor <iant@google.com>
12909 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12910 from loose_warn into c_loose_warn and from strict_warn into
12911 c_strict_warn. Set and substitute warn_cxxflags. Check for
12912 --enable-build-with-cxx. Set and substitute
12913 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12914 * Makefile.in (CXXFLAGS): New variable.
12915 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12916 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12917 the default is the same as $(STRICT_WARN).
12918 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12919 (CXX): New variable.
12920 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12921 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12922 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12923 (HOST_LIBS): New variable.
12924 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12925 (ALL_CXXFLAGS): New variable.
12926 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12927 * doc/install.texi (Configuration): Document
12928 --enable-build-with-cxx, --with-stage1-ldflags,
12929 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12930 * configure: Rebuild.
12932 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12934 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12935 from previous commit.
12937 2009-06-23 Ian Lance Taylor <iant@google.com>
12939 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12941 2009-06-23 Ian Lance Taylor <iant@google.com>
12943 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12944 with ATTRIBUTE_UNUSED.
12946 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12947 Pat Haugen <pthaugen@us.ibm.com>
12948 Revital Eres <eres@il.ibm.com>
12950 * config.in (HAVE_AS_POPCNTD): Add default definition.
12951 (HAVE_AS_LWSYNC): Ditto.
12953 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12955 (gcc_cv_as_powerpc_cmpb): Ditto.
12956 (gcc_cv_as_powerpc_dfp): Ditto.
12957 (gcc_cv_as_powerpc_vsx): Ditto.
12958 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12959 supporting the popcntd/lwsync instructions.
12960 (gcc_cv_as_powerpc_lwsync): Ditto.
12961 * configure: Regenerate.
12963 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12964 -mcpu=native and -mcpu=power7.
12965 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12967 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12968 a variable instead of a mask to reduce the number of mask bits.
12969 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12970 (-mbit-word): Ditto.
12971 (-mregnames): Ditto.
12972 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12973 (-mfused-madd): Ditto.
12975 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12977 (-mvsx): New switch for VSX instructions.
12978 (-misel): Move from a variable to a mask to allow it to be set by
12981 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12982 function declaration to an array declaration.
12983 (rs6000_hard_regno_nregs): New external array declaration.
12985 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12986 files included by rs6000.md.
12988 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12989 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12991 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12993 (rs6000_debug_reg): New -mdebug= variables.
12994 (rs6000_debug_addr): Ditto.
12995 (rs6000_debug_cost): Ditto.
12996 (rs6000_pmode): New variable to hold Pmode.
12997 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12998 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12999 calculated at compiler start.
13000 (rs6000_hard_regno_nregs): Change function to an array which holds
13001 HARD_REGNO_NREGS calculated at compiler start.
13002 (rs6000_explicit_options): Delete isel field.
13003 (rs6000_vector_unit): New array to hold which vector unit
13004 supports arithmetic options for a given type.
13005 (rs6000_vector_mem): New array to hold which vector unit supports
13006 memory reference operations for a given type.
13007 (rs6000_vector_align): New array to given the alignment of each
13009 (power7_cost): New basic costs for power7.
13010 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
13011 (rs6000_hard_regno_nregs_internal): New function, moved from
13012 HARD_REGNO_NREGS, to calculate the number of registers each hard
13013 register takes for each type.
13014 (rs6000_debug_reg_print): New function for -mdebug=reg support.
13015 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
13016 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
13017 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
13018 unit information here so it is calculated once at compiler startup
13020 (rs6000_override_options): Make -misel a target mask. Add more
13021 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
13022 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
13024 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
13025 (rs6000_handle_option): Move -misel from variable to target mask.
13026 (rs6000_builtin_mask_for_load): Add VSX support.
13027 (rs6000_conditional_register_usage): Ditto.
13028 (USE_ALTIVEC_FOR_ARG_P): Ditto.
13029 (function_arg_boundary): Ditto.
13030 (rs6000_expand_builtin): Ditto.
13031 (def_builtin): Make abort message a little friendlier.
13032 (rs6000_emit_int_cmove): Add support for 64-bit isel.
13034 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
13035 assembler support the popcntd instruction instead of a vsx
13036 instruction to enable power7 support.
13037 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
13038 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
13039 option to the assembler if -mcpu=native.
13040 (ASM_CPU_NATIVE_SPEC): Ditto.
13041 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
13043 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
13044 the lwsync instruction.
13045 (enum processor_type): Add PROCESSOR_POWER7.
13046 (rs6000_debug_reg): New -mdebug= options.
13047 (rs6000_debug_addr): Ditto.
13048 (rs6000_debug_cost): Ditto.
13049 (rs6000_isel): Delete.
13050 (enum rs6000_vector): New enum to say what vector unit we have.
13051 (VECTOR_UNIT_*): New macros to say which vector unit has
13052 arithmetic operations for a given type.
13053 (VECTOR_MEM_*): New macros to say which vector unit has memory
13054 operations for a given type.
13055 (TARGET_LDBRX): Whether the machine supports the ldbrx
13057 (TARGET_ISEL): Delete, -misel moved to be a mask.
13058 (TARGET_ISEL64): New macro for 64-bit isel support.
13059 (UNITS_PER_VSX_WORD): New macro.
13060 (POINTER_SIZE): Move to be an external variable, rather than
13061 calculating whether we are generating 32 ot 64-bit code.
13063 (STACK_BOUNDARY): Add VSX support.
13064 (LOCAL_ALIGNMENT): Ditto.
13065 (SLOW_UNALIGNED_ACCESS): Ditto.
13066 (VSX_REGNO_P): New macro for VSX support.
13067 (VFLOAT_REGNO_P): Ditto.
13068 (VINT_REGNO_P): Ditto.
13069 (VLOGICAL_REGNO_P): Ditto.
13070 (VSX_VECTOR_MODE): Ditto.
13071 (VSX_SCALAR_MODE): Ditto.
13073 (VSX_MOVE_MODE): Ditto.
13074 (VSX_REG_CLASS_P): Ditto.
13075 (HARD_REGNO_NREGS): Instead of calling a function, use an array
13077 (UNITS_PER_SIMD_WORD): Add VSX support.
13078 (MODES_TIEABLE_P): Ditto.
13079 (STARTING_FRAME_OFFSET): Ditto.
13080 (STACK_DYNAMIC_OFFSET): Ditto.
13081 (EPILOGUE_USES): Ditto.
13082 (REGNO_REG_CLASS): Move to array lookup.
13083 (CLASS_MAX_NREGS): Ditto.
13084 (rs6000_vector_reg_class): Add declaration.
13085 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
13086 overlap with the floating point and Altivec registers.
13088 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
13090 * config/rs6000/driver-rs6000.c (asm_names): New static array to
13091 give the appropriate asm switches if -mcpu=native.
13092 (host_detect_local_cpu): Add support for "asm".
13093 (host_detect_local_cpu): Follow GNU code guidelines for name.
13095 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
13096 -mbit-word to a variable instead of being a target mask.
13098 * config/rs6000/sync.md (lwsync): If the assembler supports it,
13099 emit the lwsync instruction instead of emitting the instruction as
13100 an integer constant.
13102 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
13103 fixuns_trundfsi2, move expander into rs6000.md.
13105 * config/rs6000/rs6000.md (cpu): Add power7.
13106 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
13107 (logical predicate patterns): Change the single instruction
13108 primitives that set CR0 to be fast_compare instead of compare.
13110 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
13111 (popcntddi2): Ditto.
13112 (popcount<mode>): Ditto.
13113 (floating multiply/add insns): Name the floating point
13114 multiply/add insns.
13115 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
13116 (isel_unsigned_<mode>): Ditto.
13117 (fixuns_trundfsi2): Move expander here from spe.md.
13118 (smindi3): Define if we have -misel on 64-bit systems.
13123 2009-06-23 Anatoly Sokolov <aesok@post.ru>
13125 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
13127 * config/avr/avr.c (avr_current_device): New variable.
13128 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
13129 (avr_arch, mcu_type_s): Move to avr.h.
13130 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
13131 default_data_section_start fields.
13132 (avr_arch): Moved from avr.c.
13133 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
13134 library_name fields.
13135 (avr_current_device, avr_mcu_types, avr_arch_types,
13136 avr_device_to_arch, avr_device_to_data_start,
13137 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
13138 (EXTRA_SPEC_FUNCTIONS): Define.
13139 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
13140 options mapping. Use device_to_arch and device_to_data_start insted.
13141 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
13142 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
13143 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
13144 * config/avr/driver-avr.c: New file.
13145 * config/avr/avr-devices.c: New file.
13147 2009-06-23 Jakub Jelinek <jakub@redhat.com>
13149 * var-tracking.c (unshare_variable): Force initialized to
13150 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
13151 (set_variable_part): Likewise.
13152 (struct variable_union_info): Remove pos_src field.
13153 (vui_vec, vui_allocated): New variables.
13154 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
13155 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
13156 == 1 use a simpler sorting algorithm. Compute pos field right
13157 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
13158 Avoid quadratic comparison if !flag_var_tracking_uninit.
13159 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
13160 unshare_variable unconditionally.
13161 (dataflow_set_different_2): Removed.
13162 (dataflow_set_different): Don't traverse second hash table.
13163 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
13164 unconditionally to var_reg_set or var_mem_set.
13165 (emit_notes_in_bb): Likewise.
13166 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
13168 (emit_note_insn_var_location): Don't set initialized to
13169 VAR_INIT_STATUS_INITIALIZED early.
13170 (vt_finalize): Free vui_vec if needed, clear vui_vec and
13172 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
13174 * tree-object-size.c (addr_object_size): Instead of checking
13175 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
13176 are no FIELD_DECLs following it.
13178 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
13180 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
13181 order to match bswaps with signed source operands.
13183 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13185 * sdbout.c (sdbout_one_type): Fix braces in switch.
13187 2009-06-23 Richard Guenther <rguenther@suse.de>
13189 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
13191 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
13192 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
13193 var_callused, callused_tree, var_storedanything, storedanything_tree,
13194 var_integer, integer_tree): Remove global variables.
13195 (new_var_info): Do not pass new id, append the new var to the
13196 global variable vector.
13197 (do_ds_constraint): Use is_global_var member of the variable-info.
13198 (new_scalar_tmp_constraint_exp): Adjust.
13199 (create_function_info_for): Likewise.
13200 (create_variable_info_for): Likewise.
13201 (find_what_var_points_to): Remove dead code.
13202 (init_base_vars): Simplify.
13203 (compute_points_to_sets): Adjust.
13205 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
13207 * combine.c (try_combine): Dump information about the insns we're
13210 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
13212 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
13213 check when calling force_to_mode on TRUNCATE's operand.
13215 2009-06-22 Ian Lance Taylor <iant@google.com>
13217 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
13219 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
13221 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
13223 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13225 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
13226 override library linkage flags such as -static-libgcc or
13229 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13231 * config/m68k/m68k-devices.def: Add line for MCF5221x.
13233 2009-06-22 Ian Lance Taylor <iant@google.com>
13235 * config/linux.opt: Put mglibc ahead of muclibc.
13237 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
13238 for duplicate decls.
13240 2009-06-22 Matthias Klose <doko@ubuntu.com>
13242 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
13244 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
13247 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
13248 instead of NULL if a parser error occurs.
13250 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13252 * dwarf2out.c (dwarf2_debug_hooks): Initialize
13253 non-DWARF2_DEBUGGING_INFO version.
13255 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
13257 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
13258 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
13260 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
13261 (LIBGCC2_TF_CEXT): Define.
13264 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13267 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
13269 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13271 * config/arm/arm.c (arm_override_options): Disable
13272 -mcaller-super-interworking and -mcallee-super-interworking.
13273 * doc/invoke.texi (ARM Options): Document this.
13275 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
13277 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
13278 * config/arm/constraints.md (j): New constraint for movw operands.
13279 (N): Remove thumb2 meaning.
13280 * config/arm/arm.md (*arm_movw): Delete.
13281 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
13282 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
13283 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
13285 2009-06-22 Martin Jambor <mjambor@suse.cz>
13287 PR tree-optimization/40492
13288 * tree-sra.c (sra_modify_assign): Pass zero offsets to
13289 build_ref_for_offset.
13291 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
13293 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
13294 JUMP_TABLE_DATA_P predicates where applicable.
13295 * auto-inc-dec.c: Ditto.
13296 * builtins.c: Ditto.
13297 * caller-save.c: Ditto.
13299 * cfgcleanup.c: Ditto.
13300 * cfglayout.c: Ditto.
13302 * combine.c: Ditto.
13303 * combine-stack-adj.c: Ditto.
13307 * df-scan.c: Ditto.
13309 * dwarf2asm.c: Ditto.
13310 * dwarf2out.c: Ditto.
13311 * emit-rtl.c: Ditto.
13317 * function.c: Ditto.
13320 * genpreds.c: Ditto.
13321 * genrecog.c: Ditto.
13323 * ira-costs.c: Ditto.
13324 * ira-lives.c: Ditto.
13326 * loop-iv.c: Ditto.
13327 * lower-subreg.c: Ditto.
13328 * modulo-sched.c: Ditto.
13330 * postreload.c: Ditto.
13331 * print-rtl.c: Ditto.
13333 * reginfo.c: Ditto.
13334 * regmove.c: Ditto.
13335 * reload1.c: Ditto.
13338 * rtlanal.c: Ditto.
13340 * sched-vis.c: Ditto.
13342 * sel-sched-ir.c: Ditto.
13343 * simplify-rtx.c: Ditto.
13344 * targhooks.c: Ditto.
13345 * var-tracking.c: Ditto.
13346 * vmsdbgout.c: Ditto.
13348 2009-06-22 Matthias Klose <doko@ubuntu.com>
13350 * Makefile.in (install-plugin): Always use DESTDIR.
13352 2009-06-22 Olivier Hainque <hainque@adacore.com>
13354 * config/pa/pa.c (output_call): Don't optimize post call jumps
13355 into return address adjustments if the call may throw.
13357 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
13359 * arm.c (thumb1_output_casesi): New function.
13360 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
13361 optimizing for size or PIC.
13362 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
13363 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
13364 (casesi): Handle Thumb-1 when optimizing for size or PIC.
13365 (thumb1_casesi_internal_pic): New expand rule.
13366 (thumb1_casesi_dispatch): New pattern.
13367 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
13369 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
13370 in the text seciton when PIC or optimizing for size.
13371 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
13372 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
13373 preservation properties of code.
13374 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
13375 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
13376 (__gnu_thumb1_case_si): New function.
13377 * t-arm (LIB1ASMSRC): Define here.
13378 (LIB1ASMFUNCS): Add some common functions.
13379 * t-arm-elf (LIB1ASMSRC): Delete.
13380 (LIB1ASMFUNCS): Append to existing set.
13381 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13382 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13383 * t-symbian (LIB1ASMFUNCS): Likewise.
13384 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13385 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13387 2009-06-21 Richard Guenther <rguenther@suse.de>
13389 PR tree-optimization/38729
13390 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
13391 to loops with a single exit if -fno-expensive-optimizations.
13393 2009-06-21 Jakub Jelinek <jakub@redhat.com>
13395 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
13396 (dataflow_set): Change vars type from htab_t to shared_hash.
13397 (shared_hash_pool, empty_shared_hash): New variables.
13398 (vars_clear): Removed.
13399 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
13400 shared_hash_find_slot_unshare, shared_hash_find_slot,
13401 shared_hash_find_slot_noinsert, shared_hash_find): New
13403 (shared_hash_unshare, shared_hash_destroy): New functions.
13404 (unshare_variable): Unshare set->vars if shared, use
13406 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
13407 (get_init_value, find_src_set_src, dump_dataflow_set,
13408 clobber_variable_part, emit_notes_for_differences): Use
13410 (dataflow_set_init): Remove second argument, set vars to
13411 empty_shared_hash instead of creating a new htab.
13412 (dataflow_set_clear): Call shared_hash_destroy and set vars
13413 to empty_shared_hash instead of calling vars_clear.
13414 (dataflow_set_copy): Don't call vars_copy, instead just share
13415 the src htab with dst.
13416 (variable_union): Use shared_hash_*, use initially NO_INSERT
13417 lookup if set->vars is shared. Don't keep slot cleared before
13418 calling unshare_variable. Unshare set->vars if needed.
13419 Even ->refcount == 1 vars must be unshared if set->vars is shared
13420 and var needs to be modified.
13421 (variable_canonicalize): New function.
13422 (dataflow_set_union): If dst->vars is empty, just share src->vars
13423 with dst->vars and traverse with variable_canonicalize to canonicalize
13424 and unshare what is needed.
13425 (dataflow_set_different): If old_set and new_set use the same shared
13426 htab, they aren't different. If number of htab elements is different,
13427 htabs are different. Use shared_hash_*.
13428 (dataflow_set_destroy): Call shared_hash_destroy instead of
13430 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
13431 second argument to dataflow_set_init.
13432 (vt_initialize): Likewise. Initialize shared_hash_pool and
13433 empty_shared_hash, move bb in/out initialization afterwards.
13434 Use variable_htab_free instead of NULL as changed_variables del hook.
13435 (variable_was_changed): Change type of second argument to pointer to
13436 dataflow_set. When inserting var into changed_variables, bump
13437 refcount. Unshare set->vars if set is shared htab and slot needs to
13439 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
13440 lookup if set->vars is shared. Unshare set->vars if needed.
13441 Even ->refcount == 1 vars must be unshared if set->vars is shared
13442 and var needs to be modified. Adjust variable_was_changed caller.
13443 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
13444 vars must be unshared if set->vars is shared and var needs to be
13445 modified. Adjust variable_was_changed caller.
13446 (emit_note_insn_var_location): Don't pool_free var.
13447 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
13449 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
13450 free_alloc_pool on shared_hash_pool.
13452 2009-06-20 Anthony Green <green@moxielogic.com>
13454 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
13455 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
13457 2009-06-20 Richard Guenther <rguenther@suse.de>
13459 * tree-ssa-structalias.c (find_func_aliases): For memset use
13460 a constraint from NULL if we memset to zero.
13461 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
13462 we explicitly handle that do not read from memory.
13463 (call_may_clobber_ref_p_1): Properly handle builtins that may
13466 2009-06-20 Richard Guenther <rguenther@suse.de>
13468 PR tree-optimization/40495
13469 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
13470 (new_scalar_tmp_constraint_exp): New function.
13471 (process_constraint): Do not create temporary decls.
13472 (process_all_all_constraints): Likewise.
13473 (handle_const_call): Likewise.
13474 (create_function_info_for): Do not set decl.
13476 2009-06-19 Ian Lance Taylor <iant@google.com>
13478 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
13479 (rs6000_attribute_table): Make static; move before use.
13481 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
13483 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
13484 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
13485 Propagate the TREE_READONLY flag without overwriting it.
13486 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
13487 Propagate the TREE_READONLY flag onto the result.
13488 (process_call_operands): Move around. Use correct constant value.
13490 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13493 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
13494 * config/arm/arm.md: Likewise.
13496 2009-06-19 Ian Lance Taylor <iant@google.com>
13498 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
13499 to GIMPLE_ERROR_MARK.
13501 * c-typeck.c (build_conditional_expr): Add op1_original_type and
13502 op2_original_type parameters. Warn about using different enum types.
13503 * c-parser.c (c_parser_conditional_expression): Pass original
13504 types to build_conditional_expr.
13505 * c-tree.h (build_conditional_expr): Update declaration.
13507 2009-06-19 Ian Lance Taylor <iant@google.com>
13509 * config/i386/i386.c (ix86_function_specific_save): Test that
13510 fields match values, rather than testing the values are in a
13513 2009-06-19 Richard Guenther <rguenther@suse.de>
13515 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
13516 ADDR_EXPR pointers.
13517 (ptr_derefs_may_alias_p): Likewise.
13518 (ptr_deref_may_alias_ref_p_1): New function.
13519 (ptr_deref_may_alias_ref_p): Likewise.
13520 (ref_maybe_used_by_call_p_1): Handle builtins that are not
13521 covered by looking at the ESCAPED solution.
13522 (call_may_clobber_ref_p_1): Likewise.
13523 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
13524 Handle NULL_TREE offset. Do not produce redundant constraints.
13525 (process_all_all_constraints): New helper function.
13526 (do_structure_copy): Use it.
13527 (handle_lhs_call): Likewise.
13528 (find_func_aliases): Handle some builtins with pointer arguments
13529 and/or return values explicitly.
13531 2009-06-19 Ian Lance Taylor <iant@google.com>
13533 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
13535 2009-06-19 Ian Lance Taylor <iant@google.com>
13537 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
13539 2009-06-19 Ian Lance Taylor <iant@google.com>
13541 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
13542 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
13545 * c-decl.c (finish_decl): If -Wc++-compat, warn about
13546 uninitialized const.
13548 2009-06-19 Ian Lance Taylor <iant@google.com>
13550 * dse.c (struct store_info): Rename bitmap field to bmap. Change
13553 * c-decl.c (in_struct, struct_types): Remove.
13554 (struct c_binding): Add in_struct field.
13555 (c_binding_ptr): Define type, along with VEC.
13556 (struct c_struct_parse_info): Define.
13557 (struct_parse_info): New static variable.
13558 (bind): Initialize in_struct field.
13559 (start_struct): Remove enclosing_in_struct and
13560 enclosing_struct_types parameters. Add
13561 enclosing_struct_parse_info parameter. Change all callers. Set
13562 struct_parse_info rather than in_struct and struct_types.
13563 (grokfield): If -Wc++-compat and there is a symbol binding for the
13564 field name, set the in_struct flag and push it on the
13565 struct_parse_info->fields vector.
13566 (warn_cxx_compat_finish_struct): New static function.
13567 (finish_struct): Remove enclosing_in_struct and
13568 enclosing_struct_types parameters. Add
13569 enclosing_struct_parse_info parameter. Change all callers. Don't
13570 set C_TYPE_DEFINED_IN_STRUCT here. Call
13571 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13572 parameter. Only push on struct_types if warn_cxx_compat.
13573 (finish_enum): Only push on struct_types if warn_cxx_compat.
13574 (declspecs_add_type): Add loc parameter. Change all callers.
13575 Change all error calls to error_at. Pass loc, not input_location,
13576 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13577 defined in a struct. If -Wc++-compat and parsing a struct, record
13578 that a typedef name was used.
13579 * c-parser.c (c_parser_declspecs): Get location to pass to
13580 declspecs_add_type.
13581 (c_parser_struct_or_union_specifier): Update calls to start_struct
13583 * c-tree.h (struct c_struct_parse_info): Declare.
13584 (finish_struct, start_struct): Update declarations.
13585 (declspecs_add_type): Update declaration.
13587 2009-06-19 Ian Lance Taylor <iant@google.com>
13589 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13590 variable with an anonymous type.
13592 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13594 * see.c: Remove for real.
13596 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13598 * optabs.h (enum optab_index): Add new OTI_significand.
13599 (significand_optab): Define corresponding macro.
13600 * optabs.c (init_optabs): Initialize significand_optab.
13601 * genopinit.c (optabs): Implement significand_optab using
13602 significand?f2 patterns.
13603 * builtins.c (expand_builtin_mathfn): Handle
13604 BUILT_IN_SIGNIFICAND{,F,L}.
13605 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13606 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13608 * config/i386/i386.md (significandxf2, significand<mode>2): New
13609 expanders to implement significandf, significand and significandl
13610 built-ins as inline x87 intrinsics.
13612 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13614 * config/avr/avr.c (avr_override_options): Remove setting value of
13615 PARAM_INLINE_CALL_COST.
13617 2009-06-18 Richard Henderson <rth@redhat.com>
13620 * tree-pass.h (TDF_ASMNAME): New.
13621 * tree-dump.c (dump_options): Add asmname.
13622 * doc/invoke.texi: Document it.
13624 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13625 (dump_decl_name): ...here.
13626 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13627 (dump_generic_node): Update dump_function_name calls.
13628 (print_call_name): New flags arg; update all dump calls.
13629 * diagnostic.h (print_call_name): Update.
13630 * gimple-pretty-print.c (dump_gimple_call): Update.
13632 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13635 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13637 2009-06-18 Diego Novillo <dnovillo@google.com>
13639 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13640 * plugin.c (str_license): Declare.
13641 (try_init_one_plugin): Assert that the symbol
13642 'plugin_is_GPL_compatible' exists.
13644 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13647 * Makefile.in (OBJS-common): Remove see.o.
13649 * common.opt (fsee): Mark as preserved for backward compatibility.
13650 * opts.c (common_handle_option): Add OPT_fsee to the backward
13651 compatibility section.
13652 * passes.c (init_optimization_passes, pass_see): Remove pass.
13653 * timevar.def (TV_SEE): Remove.
13654 * tree-pass.h (pass_see): Remove declaration.
13655 * doc/invoke.texi (-fsee): Remove documentation.
13657 2009-06-18 Martin Jambor <mjambor@suse.cz>
13659 * tree-sra.c: Include statistics.h
13660 (sra_stats): New variable.
13661 (sra_initialize): Clear sra_stats.
13662 (create_access_replacement): Increment sra_stats.replacements.
13663 (get_access_replacement): Do not return twice.
13664 (analyze_all_variable_accesses): Increment statistics counter by the
13665 number of scalarized aggregates.
13666 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13667 (sra_modify_expr): Increment sra_stats.exprs.
13668 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13669 (sra_modify_assign): Increment sra_stats.exprs,
13670 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13671 (perform_intra_sra): Update statistics counters.
13672 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13674 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13676 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13677 (arm_scalar_mode_supported_p): New function.
13679 2009-06-18 Paul Brook <paul@codesourcery.com>
13680 Sandra Loosemore <sandra@codesourcery.com>
13682 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13683 (__extendhfsf2, __truncsfhf2): Define.
13684 * config/arm/fp16.c: New file.
13685 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13686 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13688 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13690 * doc/extend.texi (Half-Precision): New section.
13691 * doc/invoke.texi (Option Summary): List -mfp16-format.
13692 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13693 * config/arm/arm.opt (mfp16-format=): New.
13694 * config/arm/arm.c: Include intl.h.
13695 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13696 (TARGET_INVALID_RETURN_TYPE): Redefine.
13697 (TARGET_PROMOTED_TYPE): Redefine.
13698 (TARGET_CONVERT_TO_TYPE): Redefine.
13699 (arm_fp16_format): Define.
13700 (all_fpus): Add entry for neon-fp16.
13701 (fp_model_for_fpu): Likewise.
13702 (struct fp16_format): Declare.
13703 (all_fp16_formats): Define.
13704 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13706 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13708 (arm_legitimate_index_p): Treat HFmode like HImode.
13709 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13710 (coproc_secondary_reload_class): Special-case HFmode.
13711 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13712 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13713 (arm_init_fp16_builtins): New.
13714 (arm_init_builtins): Call it.
13715 (arm_invalid_parameter_type): New.
13716 (arm_invalid_return_type): New.
13717 (arm_promoted_type): New.
13718 (arm_convert_to_type).
13719 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13721 (arm_emit_fp16_const): New function.
13722 (arm_mangle_type): Mangle __fp16 as "Dh".
13723 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13725 (TARGET_NEON_FP16): New.
13726 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13727 (enum fputype): Add FPUTYPE_NEON_FP16.
13728 (enum arm_fp16_format_type): Declare.
13729 (arm_fp16_format): Declare.
13730 (LARGEST_EXPONENT_IS_NORMAL): Define.
13731 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13732 * config/arm/arm-modes.def (HFmode): Define.
13733 * config/arm/vfp.md (*movhf_vfp): New.
13734 (extendhfsf2): New.
13736 * config/arm/arm.md (fpu): Add neon_fp16.
13737 (floatsihf2, floatdihf2): New.
13738 (fix_trunchfsi2, fix_trunchfdi2): New.
13740 (extendhfdf2): New.
13742 (*arm32_movhf): New.
13743 (*thumb1_movhf): New.
13744 (consttable_2): Add check for HFmode constants.
13745 (consttable_4): Handle HFmode constants.
13747 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13749 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13751 2009-06-17 Olivier Hainque <hainque@adacore.com>
13753 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13754 const char ** conversion in AIX specific section.
13756 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13758 * config/i386/i386.c (ix86_special_builtin_type): Remove
13759 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13760 (bdesc_special_args): Updated.
13761 (ix86_init_mmx_sse_builtins): Likewise.
13762 (ix86_expand_special_args_builtin): Likewise.
13764 2009-06-17 Richard Henderson <rth@redhat.com>
13766 * tree-pretty-print.c (maybe_dump_asm_name): New.
13767 (dump_decl_name): Use it.
13768 (PRINT_FUNCTION_NAME): Merge into...
13769 (dump_function_name): ... here. Use maybe_dump_asm_name.
13771 2009-06-17 Cary Coutant <ccoutant@google.com>
13773 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13775 * debug.c (struct gcc_debug_hooks): Change placeholder for
13777 (debug_nothing_int_charstar_int): Replaced by...
13778 (debug_nothing_int_charstar_int_bool): ...this.
13779 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13780 source_line prototype.
13781 (debug_nothing_int_charstar_int): Replaced by...
13782 (debug_nothing_int_charstar_int_bool): ...this.
13783 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13784 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13785 Output is_stmt operand when necessary.
13786 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13787 (notice_source_line): Add is_stmt parameter.
13788 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13789 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13791 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13792 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13794 2009-06-17 Ian Lance Taylor <iant@google.com>
13796 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13798 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13801 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13803 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13804 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13805 tree_strip_sign_nop_conversions and
13806 tree_ssa_strip_useless_type_conversions rather than stripping
13807 the operations here.
13808 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13810 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13811 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13812 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13813 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13816 2009-06-17 Michael Eager <eager@eagercon.com>
13818 * config/rs6000/constraints.md (register_constraint "d"): New.
13819 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13820 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13821 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13822 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13823 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13824 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13825 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13826 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13827 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13828 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13830 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13831 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13832 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13833 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13834 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13835 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13836 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13837 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13838 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13839 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13840 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13841 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13842 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13843 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13845 2009-06-16 Ian Lance Taylor <iant@google.com>
13847 * profile.c (total_num_never_executed): Don't define.
13848 (compute_branch_probabilities): Don't count or print
13849 num_never_executed.
13850 (init_branch_prob): Don't set total_num_never_executed.
13851 (end_branch_prob): Don't print total_num_never_executed.
13853 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13855 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13857 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13859 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13860 (nabstd2_fpr): Same.
13862 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13864 * expr.c (expand_assignment): Change complex type check.
13866 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13868 * doc/plugins.texi (Building GCC plugins): Added new section.
13870 2009-06-17 Ian Lance Taylor <iant@google.com>
13872 * c-pch.c (get_ident): Don't set size of templ array.
13873 (pch_init): Don't set size of partial_pch array.
13875 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13876 string constant to intialize an array whose size is the length of
13879 2009-06-17 Richard Guenther <rguenther@suse.de>
13881 PR tree-optimization/40389
13882 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13883 to addressable types.
13884 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13886 2009-06-17 Richard Guenther <rguenther@suse.de>
13888 PR middle-end/40460
13889 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13890 if there is no evolution of left in the loop bail out.
13891 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13892 chrec_fold_multiply.
13894 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13895 Janis Johnson <janis187@us.ibm.com>
13898 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13899 for the symbol ref of a constant that is the source of a move
13900 - nor for any other not-obvious-label-ref constants.
13902 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13904 * plugin.c (position_pass): Skip newly inserted pass during list
13905 traversal to avoid repeated insertion.
13907 2009-06-16 Ian Lance Taylor <iant@google.com>
13909 * vec.h (VEC_stack_alloc): Define different version if
13910 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13911 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13912 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13913 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13915 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13917 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13919 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13920 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13921 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13922 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13923 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13924 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13925 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13926 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13927 __builtin_ia32_rdtscp.
13928 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13929 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13930 and __builtin_ia32_rorhi.
13931 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13932 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13933 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13934 (ix86_expand_args_builtin): Likewise.
13935 (ix86_expand_special_args_builtin): Likewise.
13937 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13938 (UNSPECV_RDTSC): Likewise.
13939 (UNSPECV_RDPMC): Likewise.
13940 (*bsr): Renamed to ...
13942 (*bsr_rex64): Renamed to ...
13945 (*rdpmc): Likewise.
13946 (*rdpmc_rex64): Likewise.
13948 (*rdtsc): Likewise.
13949 (*rdtsc_rex64): Likewise.
13950 (rdtscp): Likewise.
13951 (*rdtscp): Likewise.
13952 (*rdtscp_rex64): Likewise.
13954 * config/i386/ia32intrin.h: New.
13956 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13958 2009-06-16 Ian Lance Taylor <iant@google.com>
13960 * ira-build.c (copy_info_to_removed_store_destinations):
13961 Initialize parent_a.
13963 2009-06-16 Ian Lance Taylor <iant@google.com>
13965 * c-decl.c (grokdeclarator): Change size_varies to bool.
13967 2009-06-16 Ian Lance Taylor <iant@google.com>
13969 * sel-sched.c: Make forward declarations of move_op_hooks and
13970 fur_hooks explicitly extern.
13972 2009-06-16 Ian Lance Taylor <iant@google.com>
13974 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13975 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13977 2009-06-16 Ian Lance Taylor <iant@google.com>
13979 * resource.c (mark_referenced_resources): Change
13980 include_delayed_effects parameter to bool. Change all callers.
13981 (mark_end_of_function_resources): Likewise.
13982 * reorg.c (insn_references_resource_p): Likewise.
13983 (insn_sets_resource_p): Likewise.
13984 * resource.h (mark_referenced_resources): Update declaration.
13985 (mark_end_of_function_resources): Update declaration.
13987 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13989 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13991 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13993 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13994 GCC can bootstrap on AIX with GNU Binutils 2.20.
13996 2009-06-16 Ian Lance Taylor <iant@google.com>
13998 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
14000 2009-06-16 Ian Lance Taylor <iant@google.com>
14002 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
14003 inline, not extern inline.
14004 (exact_log2): Likewise.
14005 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
14007 (exact_log2): Likewise, but don't test CTZ_HWI.
14009 2009-06-16 Ian Lance Taylor <iant@google.com>
14011 * bitmap.c (bitmap_clear): Don't declare as inline.
14012 * gimple.c (gimplify_assign): Likewise.
14013 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
14014 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
14015 (sched_scan_info): Remove duplicate definition.
14017 2009-06-16 Ian Lance Taylor <iant@google.com>
14019 * c-common.c (skip_evaluation): Don't define.
14020 (c_inhibit_evaluation_warnings): Define global variable.
14021 (overflow_warning): Check c_inhibit_evaluation_warnings rather
14022 than skip_evaluation.
14023 (convert_and_check, warn_for_div_by_zero): Likewise.
14024 * c-common.h (skip_evaluation): Don't declare.
14025 (c_inhibit_evaluation_warnings): Declare.
14026 * c-parser.c (c_parser_typeof_specifier): Set
14027 c_inhibit_evaluation_warnings rather than skip_evaluation.
14028 (c_parser_conditional_expression): Likewise.
14029 (c_parser_binary_expression): Likewise.
14030 (c_parser_sizeof_expression): Likewise.
14031 (c_parser_alignof_expression): Likewise.
14032 * c-typeck.c (build_indirect_ref): Check
14033 c_inhibit_evaluation_warnings rather than skip_evaluation.
14034 (build_conditional_expr, build_binary_op): Likewise.
14036 2009-06-16 Richard Guenther <rguenther@suse.de>
14038 * tree-ssa-alias.c (is_escape_site): Remove.
14039 * tree-ssa-alias.h (enum escape_type): Remove.
14040 (is_escape_site): Likewise.
14041 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
14042 via casts and asms without deferring to is_escape_site.
14044 2009-06-16 Jakub Jelinek <jakub@redhat.com>
14046 PR middle-end/40446
14047 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
14048 use gen_lowpart if op0 has complex mode.
14050 2009-06-16 Richard Guenther <rguenther@suse.de>
14052 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
14053 variables add them to ESCAPED.
14054 (find_func_aliases): Do not make all indirectly stored values escaped.
14056 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
14058 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
14059 make_decl_one_only.
14061 2009-06-16 Martin Jambor <mjambor@suse.cz>
14063 PR tree-optimization/40432
14064 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
14065 check whether we need to force gimple register operand.
14067 2009-06-16 Martin Jambor <mjambor@suse.cz>
14069 PR tree-optimization/40413
14070 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
14071 build_ref_for_offset.
14072 (propagate_subacesses_accross_link): Fix a typo in a comment.
14074 2009-06-16 Ira Rosen <irar@il.ibm.com>
14076 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
14077 with additional parameter.
14078 * tree-vectorizer.h (enum vect_def_type): Add new value
14080 (enum vect_relevant): Add comments.
14081 (vect_is_simple_reduction): Add new argument.
14082 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
14083 Detect nested cycles.
14084 (vect_is_simple_reduction): Update documentation, add an argument to
14085 distinguish inner-loop reduction from nested cycle, detect nested
14086 cycles, fix printings and indentation, don't swap operands in case
14088 (get_initial_def_for_reduction): Handle subtraction.
14089 (vect_create_epilog_for_reduction): Add new argument to specify
14090 reduction variable.
14091 (vect_finalize_reduction): Handle subtraction, fix comments.
14092 (vectorizable_reduction): Handle nested cycles. In case of nested
14093 cycle keep track of the reduction variable position. Call
14094 vect_is_simple_reduction with additional parameter. Use original
14095 statement code in reduction epilogue for nested cycle. Call
14096 vect_create_epilog_for_reduction with additional parameter.
14097 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
14098 inner-loop vectorization.
14099 (vect_recog_widen_sum_pattern): Likewise.
14100 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
14102 (vect_mark_stmts_to_be_vectorized): Likewise.
14103 (vect_get_vec_def_for_operand): Handle nested cycles.
14105 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14107 * doc/invoke.texi (Debugging Options): Fix option index entries
14108 for -fdump-statistics, -frandom-seed add entries for
14109 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
14110 (FRV Options): Fix entries for -mTLS, -mtls.
14111 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
14112 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
14113 (M68hc1x Options): Fix @itemx for -mnominmax.
14114 (MCore Options): Fix entry for -mno-lsim.
14115 (MMIX Options): Fix entry for -mabi=mmixware.
14116 (PDP-11 Options): Fix entry for -mbcopy-builtin.
14118 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
14120 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
14121 Mention the plugin mode of gengtype.
14122 * doc/gty.texi (Source Files Containing Type Information): Likewise.
14123 * gengtype.c: Updated copyright.
14124 (plugin_files, nb_plugin_files) Added new static variables.
14125 (measure_input_list) Care about plugin_files.
14126 (write_rtx_next): Added early return in plugin mode.
14127 (create_file): Updated copyright year in generated file. Added
14129 (oprintf): Added early return if NULL outf.
14130 (get_output_file_with_visibility): Care of plugin_files.
14131 (get_output_file_name): May return null.
14132 (write_local): Added early return.
14133 (put_mangled_filename): Ditto.
14134 (finish_root_table): Added check for base_files.
14135 (write_roots): Care about null when plugins.
14136 (main): Added plugin mode.
14138 2009-06-15 Ian Lance Taylor <iant@google.com>
14140 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
14141 * gcov.c (read_count_file): Add braces around variables declared
14144 * c.opt (Wjump-misses-init): New warning.
14145 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
14146 -Wall and -Wc++-compat if not already set.
14147 (c_common_post_options): Clear warn_jump_misses_init if it was not
14149 * c-decl.c (struct c_binding): Change type field to a union with
14150 new label field. Make it the first field in the struct. Update
14151 references to type to use u.type instead.
14152 (struct c_spot_bindings): Define.
14153 (struct c_goto_bindings): Define.
14154 (c_goto_bindings_p): Define, along with VECs.
14155 (struct c_label_vars): Define.
14156 (struct c_scope): Add has_label_bindings field.
14157 (bind_label, set_spot_bindings): New static functions.
14158 (decl_jump_unsafe, update_spot_bindings): New static functions.
14159 (update_label_decls): New static function.
14160 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
14161 Update binding u.label field to shadowed field.
14162 (c_binding_start_stmt_expr): New function.
14163 (c_binding_end_stmt_expr): New function.
14164 (pushdecl): Don't call c_begin_vm_scope.
14165 (make_label): Add defining and p_label_vars parameters. Change
14167 (lookup_label): Correct test for whether a label has not yet been
14168 defined. Call bind_label rather than bind.
14169 (warn_about_goto): New static function.
14170 (lookup_label_for_goto): New function.
14171 (declare_label): Call bind_label rather than bind.
14172 (check_earlier_gotos): New static function.
14173 (define_label): Don't give errors about jumping into statement
14174 expressions or scopes of variably modified types. Call
14175 set_spot_bindings and check_earlier_gotos. Call bind_label
14176 instead of bind. Don't set label_context_stack_se or
14177 label_context_stack_vm.
14178 (c_get_switch_bindings): New function.
14179 (c_release_switch_bindings): New function.
14180 (c_check_switch_jump_warnings): New function.
14181 (start_function): Don't set label_context_stack_se or
14182 label_context_stack_vm.
14183 (finish_function): Likewise.
14184 * c-typeck.c (label_context_stack_se): Don't define.
14185 (label_context_stack_vm): Don't define.
14186 (c_finish_goto_label): Call lookup_label_for_goto rather than
14187 lookup_label. Don't give errors about jumping into a statement
14188 expression or the scope of a variably modified type. Don't set
14189 label_context_stack_se or label_context_stack_vm.
14190 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
14191 fields. Add bindings field.
14192 (c_start_case): Don't set deleted fields. Set bindings field.
14193 (do_case): Rework order of tests. Don't check blocked_stmt_expr
14194 or blocked_vm. Call c_check_switch_jump_warnings.
14195 (c_finish_case): Don't test blocked_stmt_expr field. Call
14196 c_release_switch_bindings.
14197 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
14198 c_switch_stack. Don't walk label_context_stack_se labels. Don't
14199 set label_context_stack_se. Call c_bindings_start_stmt_expr.
14200 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
14201 c_switch_stack. Don't walk label_context_stack_se labels. Don't
14202 set label_context_stack_se. Call c_bindings_end_stmt_expr.
14203 (c_begin_vm_scope, c_end_vm_scope): Don't define.
14204 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
14205 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
14206 (C_DECL_UNJUMPABLE_VM): Don't define.
14207 (C_DECL_UNDEFINABLE_VM): Don't define.
14208 (struct c_label_list): Don't define.
14209 (struct c_label_context_se): Don't define.
14210 (struct c_label_context_vm): Don't define.
14211 (struct c_spot_bindings): Declare.
14212 (c_bindings_start_stmt_expr): Declare.
14213 (c_bindings_end_stmt_expr): Declare.
14214 (lookup_label_for_goto): Declare.
14215 (c_get_switch_bindings, c_release_switch_bindings): Declare.
14216 (c_check_switch_jump_warnings): Declare.
14217 (label_context_stack_se, label_context_stack_vm): Don't declare.
14218 (c_finish_goto_label): Update declaration.
14219 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
14220 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
14221 (Warning Options): Document -Wjump-misses-init.
14223 2009-06-15 Jakub Jelinek <jakub@redhat.com>
14225 * tree-object-size.c (addr_object_size): Fix a pasto in the last
14228 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
14230 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
14232 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
14234 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
14236 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
14238 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
14240 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
14242 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
14243 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
14244 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
14245 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
14246 * dwarf2asm.c (dw2_force_const_mem): Update call to
14247 make_decl_one_only.
14248 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
14249 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
14250 * langhooks.c (lhd_comdat_group): Remove.
14251 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
14252 * tree.h (DECL_COMDAT_GROUP): New.
14253 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
14254 (tree_decl_with_vis): Add comdat_group. Remove one_only.
14255 (make_decl_one_only): Change signature.
14256 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
14257 make_decl_one_only.
14258 (make_decl_one_only): Change signature.
14259 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
14261 2009-06-15 Richard Guenther <rguenther@suse.de>
14263 PR middle-end/40439
14264 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
14266 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14268 * tree-ssa-math-opts.c: Remove extra divide.
14270 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14272 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
14274 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14276 * passes.c: Add bswap pass.
14277 * tree-pass.h: Add pass_optimize_bswap declaration.
14278 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
14279 Include rtl.h, expr.h and optabs.h for optab_handler check.
14280 (struct symbolic_number, pass_optimize_bswap): New definition.
14281 (do_shift_rotate, verify_symbolic_number_p): New functions.
14282 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
14283 (gate_optimize_bswap): New function.
14284 * tree.c (widest_int_cst_value): New function.
14285 * tree.h (widest_int_cst_value): Prototype added.
14287 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
14289 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
14290 REG_EQUAL/REG_EQUIV notes.
14292 2009-06-14 Richard Guenther <rguenther@suse.de>
14294 PR middle-end/40389
14295 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
14296 has its address taken if NRV was applied and it is addressable.
14297 * tree-ssa-structalias.c (get_constraint_for_address_of): New
14298 function split out from ...
14299 (get_constraint_for_1): ... here.
14300 (handle_rhs_call): Use it to mark the return slot escaped if
14301 it is addressable and NRV was applied.
14303 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
14305 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
14306 Change first argument type to location_t.
14307 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
14308 Do not set input_location.
14309 Use loc instead of input_location throughout.
14311 2009-06-13 Richard Guenther <rguenther@suse.de>
14313 PR tree-optimization/40421
14314 * tree-predcom.c (should_unroll_loop_p): Remove.
14315 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
14317 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
14319 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14320 Add location argument.
14322 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
14324 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
14326 * config/s390/s390.c (s390_build_builtin_va_list): Same.
14327 (s390_gimplify_va_arg): Pass location to create_artificial_label.
14328 * config/spu/spu-protos.h: Add location to
14329 spu_resolve_overloaded_builtin.
14330 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
14331 spu_build_builtin_va_list.
14332 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
14333 argument. Pass location to build_function_call_vec.
14334 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
14336 (emit_fpu_switch): Same.
14337 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
14338 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
14339 to build_decl and create_artificial_label.
14340 (xtensa_gimplify_va_arg_expr): Same.
14341 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
14342 (xstormy16_gimplify_va_arg_expr): Same.
14343 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
14344 * config/arm/arm.c (arm_build_builtin_va_list): Same.
14345 * config/mips/mips.c (mips_build_builtin_va_list): Same.
14346 (mips16_build_function_stub): Same.
14347 (mips16_build_call_stub): Same.
14349 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
14352 * arm/constraints.md (Pa, Pb): New constraints.
14353 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
14354 split pattern to deal with them.
14356 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
14358 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
14359 fix index entry for -Xpreprocessor.
14361 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
14363 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14364 Add location argument to build_decl call.
14365 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
14366 (rs6000_init_builtins): Same.
14367 (spe_init_builtins): Same.
14368 (rs6000_gimplify_va_arg): Add location argument to
14369 create_artificial_label call.
14371 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
14373 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
14374 * combine-stack-adj.c (pass_stack_adjustments): Use it.
14375 * Makefile.in: Fix GGC dependency for gcse.o.
14377 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
14379 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
14380 * gimple-pretty-print.c (dump_gimple_stmt): Same.
14381 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
14383 * c-parser.c (c_parser_binary_expression): Use current column while
14384 building binary operations.
14385 * common.opt (fshow-column): Enable by default.
14386 * tree-vrp.c (check_array_ref): Use warning_at.
14387 (check_array_bounds): Use location from call back if expr has no
14389 * tree.h: Add location argument to maybe_fold_*.
14390 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
14391 (maybe_fold_offset_to_array_ref): Add location argument and use it.
14392 (maybe_fold_offset_to_component_ref): Same.
14393 (maybe_fold_offset_to_reference): Same.
14394 (maybe_fold_offset_to_address): Same.
14395 (maybe_fold_stmt_indirect): Same.
14396 (maybe_fold_stmt_addition): Same.
14397 (fold_stmt_r): Pass location to maybe_fold_*.
14398 (fold_gimple_assign): Same.
14399 * c-tree.h: Add location argument to finish_decl,
14400 default_function_array_conversion, store_init_value.
14401 * c-decl.c (define_label): Use error_at.
14402 (c_make_fname_decl): Pass location to finish_decl.
14403 (finish_decl): New location argument.
14404 (build_compound_literal): Pass location to store_init_value.
14405 (grokdeclarator): Pass location to finish_decl.
14407 * c-typeck.c (array_to_pointer_conversion): New location argument.
14408 (function_to_pointer_conversion): Same.
14409 (default_function_array_conversion): Same.
14410 (parser_build_unary_op): Pass location to overflow_warning.
14411 (parser_build_binary_op): Same. Use warning_at.
14412 (build_unary_op): Pass location to array_to_pointer_conversion.
14413 (build_c_cast): Pass location to digest_init.
14414 (build_modify_expr): New location argument.
14415 (convert_for_assignment): Same.
14416 (store_init_value): Same.
14417 (digest_init): Same.
14418 (output_init_element): Pass location to digest_init and
14419 array_to_pointer_conversion.
14420 (c_finish_return): Pass location to convert_for_assignment.
14421 * gimplify.c (gimplify_conversion): Pass location to
14422 maybe_fold_offset_to_address.
14423 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
14424 to maybe_fold_stmt_addition.
14425 * c-omp.c (c_finish_omp_atomic): Pass new location to
14427 (c_finish_omp_for): Same.
14428 * c-common.c (overflow_warning): New argument.
14429 * c-common.h: New argument to build_modify_expr, overflow_warning.
14430 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
14432 (c_parser_initializer): Pass location to
14433 default_function_array_conversion.
14434 (c_parser_initelt): Same.
14435 (c_parser_initval): Same.
14436 (c_parser_asm_operands): Same.
14437 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
14438 (c_parser_conditional_expression): Same.
14439 (c_parser_binary_expression): Add location info to stack. Use it.
14440 (c_parser_unary_expression): Pass location to
14441 default_function_array_conversion, parser_build_unary_op,
14442 build_indirect_ref, c_parser_postfix_expression_after_primary.
14443 (c_parser_postfix_expression_after_primary): New location argument.
14445 (c_parser_expression_conv): Pass location to
14446 default_function_array_conversion.
14447 (c_parser_expr_list): Same.
14448 (c_parser_omp_atomic): Same.
14449 (c_parser_omp_for_loop): Same.
14450 * c-tree.h (struct c_declarator): Add comment to id_loc.
14451 (build_array_declarator): New argument.
14452 * c-decl.c (build_array_declarator): Add location argument.
14453 (grokdeclarator): Set id_loc for cdk_array.
14454 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
14455 build_array_declarator.
14456 * tree.c (build_omp_clause): Add location argument.
14457 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
14458 (OMP_CLAUSE_LOCATION): New macro.
14459 (struct tree_omp_clause): Add location field.
14460 (build_omp_clause): Add argument.
14461 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
14462 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
14464 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
14465 (cp_parser_omp_clause_collapse): Same.
14466 (cp_parser_omp_clause_default): Same.
14467 (cp_parser_omp_clause_if): Same.
14468 (cp_parser_omp_clause_nowait): Same.
14469 (cp_parser_omp_clause_num_threads): Same.
14470 (cp_parser_omp_clause_ordered): Same.
14471 (cp_parser_omp_clause_schedule): Same.
14472 (cp_parser_omp_clause_untied): Same.
14473 (cp_parser_omp_for_loop): Same.
14474 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14475 * c-tree.h (c_start_case): Add location argument.
14476 (c_process_expr_stmt): Same.
14477 (c_finish_goto_*): Same.
14478 * tree-parloops.c (initialize_reductions): Pass location to
14480 (create_parallel_loop): Same.
14481 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
14482 (gfc_trans_omp_reduction_list): Same.
14483 (gfc_trans_omp_clauses): Same.
14484 (gfc_trans_omp_do): Same.
14485 * c-typeck.c (c_finish_goto_label): Same.
14486 (c_finish_goto_ptr): New location argument.
14487 (c_start_case): Same.
14488 (emit_side_effect_warnings): Same.
14489 (c_process_expr_stmt): Same.
14490 (c_finish_stmt_expr): Same.
14491 (c_finish_omp_clauses): Use error_at instead of error.
14492 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
14494 * c-omp.c (c_split_parallel_clauses): New location argument.
14495 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
14496 to build_omp_clause.
14497 (convert_local_reference_stmt): Same.
14498 (convert_gimple_call): Same.
14499 * c-common.h (c_split_parallel_clauses): New argument.
14500 * c-parser.c (c_parser_statement_after_labels): Pass location to
14501 c_finish_goto_label.
14502 (c_parser_switch_statement): Pass location to c_start_case.
14503 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
14504 and c_process_expr_stmt.
14505 (c_parser_omp_variable_list): Add location argument.
14506 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
14507 (c_parser_omp_clause_default): Same.
14508 (c_parser_omp_clause_if): Same.
14509 (c_parser_omp_clause_num_threads): Same.
14510 (-c_parser_omp_clause_ordered): Same.
14511 (c_parser_omp_clause_reduction): Pass location to
14512 c_parser_omp_variable_list.
14513 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
14514 (c_parser_omp_clause_untied): Same.
14515 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
14516 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14518 * c-tree.h (check_for_loop_decls, undeclared_variable,
14519 build_component_ref, build_array_ref, build_external_ref,
14520 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
14521 build_conditional_expr, build_compound_expr, c_cast_expr,
14522 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
14523 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
14525 * c-semantics.c (build_stmt): Same.
14526 (build_case_label): Same.
14527 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
14528 (undeclared_variable): New argument.
14529 (make_label): Same.
14530 (lookup_label): Pass location on down.
14531 (define_label): Same.
14532 (finish_decl): Same.
14533 (build_compound_literal): Same.
14534 (finish_struct): Same.
14535 (finish_function): Do not set location here.
14536 (check_for_loop_decls): New argument.
14537 * tree.c (save_expr): Set location.
14538 (build_empty_stmt): New argument.
14539 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
14540 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
14541 * builtins.c (gimplify_va_arg_expr): Use locations.
14542 (expand_builtin_sync_operation): Same.
14543 * c-typeck.c (build_component_ref): New argument.
14544 (build_array_ref): Same.
14545 (build_external_ref): Same.
14546 (c_expr_sizeof_expr): Same.
14547 (c_expr_sizeof_type): Same.
14548 (parser_build_unary_op): Same.
14549 (build_conditional_expr): Same.
14550 (build_compound_expr): Pass location on down.
14551 (build_compound_expr): New argument.
14552 (build_c_cast): Same.
14553 (c_cast_expr): Same.
14554 (build_asm_expr): Same.
14555 (c_finish_return): Same.
14556 (c_process_expr_stmt): Pass location on down.
14557 (c_finish_stmt_expr): New argument.
14558 (push_clenaup): Same.
14559 (c_finish_omp_parallel): Same.
14560 (c_finish_omp_task): Same.
14561 * gimplify.c (gimplify_call_expr): Pass location on down.
14562 * c-omp.c (c_finish_omp_master): New argument.
14563 (c_finish_omp_critical): Same.
14564 (c_finish_omp_ordered): Same.
14565 (c_finish_omp_barrier): Same.
14566 (-c_finish_omp_taskwait): Same.
14567 (c_finish_omp_atomic): Same.
14568 (c_finish_omp_flush): Same.
14569 * tree-inline.c (copy_tree_body_r): Pass location on down.
14570 (inline_forbidden_p): Remove use of input_location.
14571 * c-gimplify.c (c_build_bind_expr): New argument.
14572 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14573 (c_sizeof_or_alignof_type): New argument.
14574 (c_alignof_expr): Same.
14575 (build_va_arg): Same.
14576 (c_add_case_label): Same.
14577 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14578 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14579 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14580 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14581 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14582 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14584 * stub-objc.c (objc_build_selector_expr): Same.
14585 (objc_build_throw_stmt): Same.
14586 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14587 (c_parser_initelt): Same.
14588 (c_parser_compound_statement): Same.
14589 (c_parser_compound_statement_nostart): Same.
14590 (c_parser_label): Same.
14591 (c_parser_statement_after_labels): Same.
14592 (c_parser_if_body): Same.
14593 (c_parser_else_body): Same.
14594 (c_parser_if_statement): Same.
14595 (c_parser_switch_statement): Same.
14596 (c_parser_while_statement): Same.
14597 (c_parser_do_statement): Same.
14598 (c_parser_for_statement): Same.
14599 (c_parser_asm_statement): Same.
14600 (c_parser_conditional_expression): Same.
14601 (c_parser_binary_expression): Same.
14602 (c_parser_cast_expression): Same.
14603 (c_parser_unary_expression): Same.
14604 (c_parser_sizeof_expression): Same.
14605 (c_parser_alignof_expression): Same.
14606 (c_parser_postfix_expression): Same.
14607 (c_parser_expression): Same.
14608 (c_parser_objc_receiver): Same.
14609 (c_parser_omp_variable_list): Same.
14610 (c_parser_omp_structured_block): Same.
14611 (c_parser_omp_atomic): New argument.
14612 (c_parser_omp_barrier): Same.
14613 (c_parser_omp_critical): Same.
14614 (c_parser_omp_flush): Pass location on down.
14615 (c_parser_omp_for_loop): New argument.
14616 (c_parser_omp_for): Same.
14617 (c_parser_omp_master): Same.
14618 (c_parser_omp_ordered): Same.
14619 (c_parser_omp_sections_scope): Same.
14620 (c_parser_omp_sections): Same.
14621 (c_parser_omp_parallel): Same.
14622 (c_parser_omp_single): Same.
14623 (c_parser_omp_task): Same.
14624 (c_parser_omp_taskwait): Pass location on down.
14625 (c_parser_omp_construct): Same.
14626 (c_parser_omp_threadprivate): Same.
14627 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14628 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14629 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14630 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14631 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14632 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14633 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14634 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14635 config/i386/i386.c, stmt.c:
14636 Add location argument to the following function definitions and/or
14637 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14638 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14639 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14640 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14641 do_case, c_finish_bc_stmt, build_compound_literal,
14642 build_function_call.
14643 * c-decl.c (build_compound_literal): Add location argument.
14644 Make all diagnostic calls use location.
14645 (start_struct): Same.
14646 (finish_struct): Same.
14647 (start_enum): Same.
14648 (build_enumerator): Same.
14649 (start_function): Same.
14650 (grokdeclarator): Make all diagnostic calls use location.
14651 (store_parm_decls_oldstyle): Same.
14652 * c-typeck.c (build_function_call): Add location argument.
14653 Make all diagnostic calls use location.
14655 (c_finish_bc_stmt): Same.
14656 * tree-nested.c (get_trampoline_type): Add argument.
14657 Pass location to build_decl.
14658 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14659 * rtl.h (RTL_LOCATION): New.
14660 * c-common.c (c_add_case_label): Add location argument.
14661 Make all diagnostic calls use location.
14662 * c-common.h: Add location argument to make_fname_decl, do_case,
14663 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14664 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14665 Set it appropriately for every case. Pass enum_loc to start_enum
14666 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14668 (c_parser_struct_or_union_specifier): Save location. Use it for
14669 start_struct, finish_struct, and parser_xref_tag.
14671 2009-06-12 Ian Lance Taylor <iant@google.com>
14673 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14675 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14676 cpp_opts->warn_cxx_operator_names.
14678 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14681 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14682 is returns NULL and OP is a VCE, look through the VCE.
14684 2009-06-12 Ian Lance Taylor <iant@google.com>
14687 * collect2.c (main): Use CONST_CAST2 in code inside #if
14688 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14690 2009-06-12 Joey Ye <joey.ye@intel.com>
14692 PR middle-end/39146
14693 * cfgexpand.c (get_decl_align_unit): Update
14694 max_used_stack_slot_alignment with align instead of
14695 stack_alignment_needed.
14697 * function.c (assign_stack_local_1): Update
14698 max_used_stack_slot_alignment with alignment_in_bits instead
14699 of stack_alignment_needed.
14700 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14703 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14705 * dwarf2out.c (last_var_location_insn): New variable.
14706 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14707 (dwarf2out_var_location): Don't record anything after last real
14708 insn. Only change labels if there were any real instructions
14709 in between last note and this one, or if changed sections.
14711 2009-06-11 Richard Henderson <rth@redhat.com>
14713 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14714 note when storing the frame pointer in a register.
14715 (FRP): Don't redefine to nothing for epilogue.
14716 (alpha_expand_epilogue): Mark register and sp restores.
14717 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14719 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14720 when gen_lowpart is needed.
14722 2009-06-11 Richard Henderson <rth@redhat.com>
14724 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14726 * dwarf2out.c (need_data_align_sf_opcode): New.
14727 (div_data_align): Move earlier.
14728 (def_cfa_1, reg_save): Use it.
14730 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14732 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14733 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14734 (ix86_handle_option): Handle OPT_mcrc32.
14735 (ix86_target_string): Add -mcrc32.
14736 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14738 * config/i386/i386.h (TARGET_CRC32): New.
14740 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14741 (sse4_2_crc32di): Likewise.
14743 * config/i386/i386.opt (mcrc32): New.
14745 * doc/invoke.texi: Document -mcrc32.
14747 2009-06-11 Richard Henderson <rth@redhat.com>
14749 * common.opt (gdwarf-): Accept a version number.
14750 * doc/invoke.texi (gdwarf-): Update docs.
14751 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14752 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14753 version level, and record it.
14755 * dwarf2.h (DW_CIE_VERSION): Remove.
14756 * dwarf2out.c (DWARF_VERSION): Remove.
14757 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14758 (output_call_frame_info): Use CIE version 3 for dwarf3,
14759 or if the return register column is out of range for version 1.
14760 (dwarf_stack_op_name): Add all dwarf3 values.
14761 (DEBUG_PUBTYPES_SECTION): New.
14762 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14763 encoding change for dwarf3.
14764 (output_die) [dw_val_class_die_ref]: Likewise.
14765 (output_compilation_unit_header): Emit correct version for dwarf3.
14766 (output_line_info): Likewise.
14767 (output_pubnames): Update for DWARF_VERSION removal.
14768 (output_aranges): Likewise.
14769 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14770 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14771 (dwarf2out_finish): Likewise.
14773 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14775 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14778 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14781 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14782 * builtins.c (expand_builtin_unreachable): New function.
14783 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14784 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14785 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14787 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14788 searching for missing barriers.
14790 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14792 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14793 when -fprofile-generate* was passed.
14794 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14796 2009-06-11 Anthony Green <green@moxielogic.com>
14798 * config/moxie/moxie.md: Define length attribute for all instructions.
14800 (*b<cond:code>): Support limited branch ranges for new PC-relative
14801 branch instructions.
14802 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14804 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14806 * config/i386/i386.c (min_insn_size): Use get_attr_length
14807 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14808 For __asm return 0.
14810 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14811 instead of emit_insn_before.
14813 2009-06-10 Ian Lance Taylor <iant@google.com>
14816 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14819 2009-06-10 Revital Eres <eres@il.ibm.com>
14821 * passes.c (init_optimization_passes): Reschedule
14822 predictive-commoning pass before complete unroll pass.
14824 2009-06-10 Martin Jambor <mjambor@suse.cz>
14826 * cgraph.c (cgraph_node_can_be_local_p): New function.
14827 (cgraph_make_node_local): New function.
14828 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14829 (cgraph_make_node_local): Declare.
14831 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14833 * tree.h (tree_base): Add packed_flag and user_align fields.
14834 Decrease size of spare field.
14835 (TYPE_USER_ALIGN): Use user_align from tree_base.
14836 (DECL_USER_ALIGN): Likewise.
14837 (TYPE_PACKED): Use packed_flag from tree_base.
14838 (DECL_PACKED): Likewise.
14839 (tree_type): Delete packed_flag and user_align fields. Widen
14840 precision field. Widen mode field and shuffle fields to align
14841 mode on an 8-bit boundary.
14842 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14843 Renumber decl_flag_* fields. Fix comments. Widen
14844 decl_common_unused field.
14845 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14846 (DECL_EXTERNAL): Likewise.
14847 (DECL_BIT_FIELD): Likewise.
14848 (DECL_NONADDRESSABLE_P): Likewise.
14849 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14850 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14852 2009-06-10 Ian Lance Taylor <iant@google.com>
14854 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14855 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14856 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14857 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14858 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14859 DEF_VEC_ALLOC_FUNC_P.
14860 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14861 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14862 DEF_VEC_ALLOC_FUNC_O.
14863 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14864 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14865 DEF_VEC_ALLOC_FUNC_I.
14866 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14867 (vec_stack_p_reserve_exact_1): Declare.
14868 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14869 (vec_stack_free): Declare.
14870 (VEC_stack_alloc): Define.
14871 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14872 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14873 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14874 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14876 (stack_vecs): New static variable.
14877 (vec_stack_p_reserve_exact_1): New function.
14878 (vec_stack_o_reserve_1): New static function.
14879 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14880 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14881 (vec_stack_free): New function.
14882 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14883 (VEC_df_ref_stack_alloc): Define.
14884 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14885 DEF_VEC_ALLOC_P_STACK.
14886 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14887 (struct df_collection_rec): Change _vec fields to VEC. Remove
14889 (df_free_collection_rec): Adjust for new fields.
14890 (df_insn_rescan): Use new df_collection_rec fields.
14891 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14892 (df_ref_create_structure, df_ref_record): Likewise.
14893 (df_get_conditional_uses, df_get_call_refs): Likewise.
14894 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14895 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14896 (df_record_exit_block_uses, df_bb_verify): Likewise.
14897 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14898 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14899 Remove count parameter. Change return type to void. Change all
14901 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14902 Remove count parameter. Change return type to void. Change all
14904 (df_install_refs): Change old_vec parameter to VEC. Remove count
14905 parameter. Change all callers.
14906 (df_install_mws): Change old_vec parameter to VEC. Remove count
14907 parameter. Change all callers.
14908 (df_refs_verify): Change new_rec parameter to VEC. Change call
14910 (df_mws_verify): Likewise.
14912 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14914 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14916 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14918 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14920 2009-06-10 Anthony Green <green@moxielogic.com>
14922 * config/moxie/crti.asm: New file.
14923 * config/moxie/crtn.asm: New file.
14924 * config/moxie/moxie.c: New file.
14925 * config/moxie/moxie.h: New file.
14926 * config/moxie/sfp-machine.h: New file.
14927 * config/moxie/moxie-protos.h: New file.
14928 * config/moxie/t-moxie: Created.
14929 * config/moxie/t-moxie-softfp: Created.
14930 * config/moxie/moxie.md: Created.
14931 * config/moxie/constraints.md: Created.
14932 * config.gcc: Add moxie support.
14933 * doc/md.texi (Machine Constraints): Add moxie constraints.
14934 * doc/contrib.texi (Contributors): Mention moxie port.
14935 * doc/install.texi (Specific): Mention the moxie port.
14937 2009-06-09 Ian Lance Taylor <iant@google.com>
14939 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14940 compiling with C++.
14941 * optabs.c (optab_table): Only use designated initializers if
14942 HAVE_DESIGNATED_INITIALIZERS is defined.
14943 (convert_optab_table): Likewise.
14944 (init_optabs): Always call init_insn_codes if
14945 HAVE_DESIGNATED_INITIALIZERS is not defined.
14947 2009-06-09 Ian Lance Taylor <iant@google.com>
14949 * targhooks.c (default_builtin_vectorized_function): Change fn
14950 parameter to unsigned int.
14951 (default_builtin_vectorized_conversion): Change code parameter to
14953 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14954 * targhooks.h: Update declarations.
14955 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14956 parameter to unsigned int.
14958 * c-typeck.c (comptypes_check_enum_int): New static function.
14959 (comptypes_internal): Add enum_and_int_p parameter. Change all
14961 (comp_target_types): Add location parameter. Change all callers.
14962 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14963 Change all callers.
14964 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14965 (build_conditional_expr): Add colon_loc parameter. Change all
14967 (convert_for_assignment): Add location parameter. Change all callers.
14968 * c-parser.c (c_parser_conditional_expression): Pass location of
14969 colon to build_conditional_expr.
14970 * c-tree.h (build_conditional_expr): Update declaration.
14972 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14974 * graphite.c: Revert previous patch.
14976 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14979 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14981 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14983 * tree-ssa-loop-prefetch.c
14984 (loop_prefetch_arrays): Fixed a portability problem in printf format
14987 2009-06-09 Martin Jambor <mjambor@suse.cz>
14989 PR tree-optimization/40351
14990 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14991 refrence to a potential artifical subaccess can be constructed.
14993 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14995 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14996 (sh_override_options): Likewise.
14997 * config/sh/sh.c: Include params.h.
14998 (sh_optimization_options): New.
14999 (sh_override_options): Likewise.
15000 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
15001 (OVERRIDE_OPTIONS): Use sh_override_options.
15003 2009-06-08 Jakub Jelinek <jakub@redhat.com>
15005 * dwarf2out.c (emit_cfa_remember): New variable.
15006 (add_fde_cfi): If emit_cfa_remember, recurse to add
15007 DW_CFA_remember_state first.
15008 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
15009 instead just set emit_cfa_remember.
15011 2009-06-08 Jan Hubicka <jh@suse.cz>
15014 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
15016 2009-06-08 Jan Hubicka <jh@suse.cz>
15018 PR middle-end/39834
15019 * cgraphunit.c (save_inline_function_body): Do not copy transform
15020 hooks for saved inline bodies.
15021 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
15022 for given function.
15024 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
15026 * jump.c (returnjump_p): Handle delayed branches. Add missing
15029 2009-06-08 Jan Hubicka <jh@suse.cz>
15031 PR middle-end/40102
15032 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
15033 original node might've been modified.
15034 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
15036 2009-06-08 Jakub Jelinek <jakub@redhat.com>
15038 * tree-object-size.c (addr_object_size): Add OSI argument.
15039 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
15040 (compute_builtin_object_size, expr_object_size): Adjust callers.
15041 (plus_stmt_object_size): Call addr_object_size instead of
15042 compute_builtin_object_size.
15044 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
15045 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15047 * tree-ssa-loop-prefetch.c
15048 (gather_memory_references): Introduced a counter for the number of
15050 (anything_to_prefetch_p): Introduced a counter for the number of
15052 (is_loop_prefetching_profitable): New function with a cost model
15054 (loop_prefetch_arrays): Use the new cost model to determine if
15055 prefetching is profitable.
15056 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
15057 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15058 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
15059 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15060 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
15061 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
15063 2009-06-08 Michael Matz <matz@suse.de>
15066 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
15067 partitions use the same.
15068 (expand_one_var): Deal with DECL_RTL sometimes begin set also
15069 for basevars of SSA_NAMEs.
15070 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
15071 to not expand them twice.
15072 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
15075 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
15077 * common.opt (fcompare-debug=, fcompare-debug-second): New.
15078 (fdump-final-insns=, gtoggle): New.
15079 * doc/invoke.texi: Document them.
15080 * final.c (rest_of_clean_state): Dump final insn stream.
15081 * gcc.c (invoke_as): Hook in -fcompare-debug.
15082 (static_spec_functions): Add compare-debug-dump-opt,
15083 compare-debug-self-opt and compare-debug-auxbase-opt.
15084 (compare_debug, compare_debug_second, compare_debug_opt): New.
15085 (switches_debug_check, n_switches_debug_check): New.
15086 (debug_auxbase_opt, debug_check_temp_file): New.
15087 (process_command): Handle -fno-compare-debug, -fcompare-debug and
15089 (do_self_spec): Handle arguments after switches.
15090 (do_spec_1): Add .gk extension to temp file basenames for compare.
15091 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
15092 (cc1_options): Use it instead of normal auxbase computation for
15093 the second compare-debug compilation.
15094 (compare_files): New.
15095 (main): Set up and implement compare debug mode.
15096 (compare_debug_dump_opt_spec_function): New.
15097 (compare_debug_self_opt_spec_function): New.
15098 (compare_debug_auxbase_opt_spec_function): New.
15099 * toplev.c (process_options): Handle flag_gtoggle,
15100 flag_dump_final_insns.
15101 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
15102 during -fcompare-debug-second compilation.
15104 2009-06-07 Ian Lance Taylor <iant@google.com>
15106 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
15107 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
15109 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
15110 with no default node. Change warning with %H to warning_at.
15111 Don't clear warn_switch around case checking.
15112 * doc/invoke.texi (Warning Options): Clarify distinction between
15113 -Wswitch and -Wswitch-enum.
15115 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15117 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
15119 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15121 * gbl-ctors.h: Add header guard.
15123 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15125 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
15126 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
15127 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
15128 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
15129 prototypes for removed functions.
15130 (expressions_equal_p): Move to ...
15131 * tree-ssa-sccvn.h: ... here and ...
15132 * matrix-reorg.c: ... adjust includes.
15134 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15136 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
15138 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15140 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
15141 (finish_function): Remove erroneous whitespace.
15143 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15145 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
15146 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
15148 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15150 * errors.c (internal_error): Commentary typo fix.
15151 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
15152 * tree-ssa-pre.c: Ditto.
15154 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15156 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
15157 them is supposed to hold actual statements.
15159 2009-06-06 Ian Lance Taylor <iant@google.com>
15161 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
15162 empty statements can now have attributes.
15164 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
15166 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
15167 * config/mips/mips.md: Ditto.
15169 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
15171 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
15173 (__eabi_uconvert): Likewise.
15175 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
15177 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
15178 CFI_* definitions with IN_GCC.
15180 2009-06-05 David Edelsohn <edelsohn@gnu.org>
15182 * xcoffout.h (xcoffout_source_line): Update prototype.
15184 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15186 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
15187 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
15189 2009-06-05 Jakub Jelinek <jakub@redhat.com>
15191 PR middle-end/40340
15192 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
15193 inlined_function_outer_scope_p blocks for artificial inlines
15195 * tree.c (tree_nonartificial_location): Rewrite using
15196 block_nonartificial_location.
15198 2009-06-05 Revital Eres <eres@il.ibm.com>
15199 Leehod Baruch <leehod@il.ibm.com>
15201 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
15202 (expand_expr_real_1): Remove comment.
15203 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15204 Vectorize misaligned access when the target supports it.
15205 (vect_supportable_dr_alignment): Check for unaligned access support.
15206 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
15209 2009-06-05 Julian Brown <julian@codesourcery.com>
15211 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
15212 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
15214 2009-06-05 Richard Guenther <rguenther@suse.de>
15217 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
15218 as possibly unused.
15220 2009-06-05 Jakub Jelinek <jakub@redhat.com>
15222 * config/s390/s390.c (global_not_special_regno_p): New static inline.
15223 (save_gprs): Don't tell unwinder when a global register is saved.
15224 (s390_emit_epilogue): Emit needed epilogue unwind info.
15226 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
15228 * dwarf2out.c (deferred_asm_name): New.
15229 (add_name_and_src_coords_attributes): Defer creation of
15230 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
15232 (move_linkage_attr): New.
15233 (dwarf2out_finish): Revisit deferrals and emit attributes at the
15236 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
15238 * tree-nested.c (finalize_nesting_tree_1): Declare the
15239 frame_decl in the binding tree.
15241 2009-06-04 Cary Coutant <ccoutant@google.com>
15243 * basic-block.h (struct basic_block_def): Add discriminator field.
15244 * dbxout.c (dbxout_source_line): Add new parameter. Change all
15246 * debug.c (do_nothing_debug_hooks): Add additional entry.
15247 (debug_nothing_int_charstar_int): New function.
15248 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
15249 (debug_nothing_int_charstar_int): New declaration.
15250 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
15251 discriminator value in .loc directive.
15252 * final.c (last_discriminator): New variable.
15253 (discriminator): New variable.
15254 (final_start_function): Initialize above variables, pass current
15255 discriminator to debug hook.
15256 (notice_source_line): Check for discriminator change.
15257 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
15258 * sdbout.c (sdbout_source_line): New parameter.
15259 * tree-cfg.c (struct locus_discrim_map): New structure type.
15260 (discriminator_per_locus): New hash table.
15261 (build_gimple_cfg): Allocate and free discriminator hash table.
15262 (make_edges): Call assign_discriminator.
15263 (locus_map_hash): New function.
15264 (locus_map_eq): New function.
15265 (next_discriminator_for_locus): New function.
15266 (same_line_p): New function.
15267 (assign_discriminator): New function.
15268 (make_cond_expr_edges): Call assign_discriminator.
15269 (make_gimple_switch_edges): Likewise.
15270 (first_non_label_stmt): New function.
15271 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
15273 * xcoffout.c (xcoffout_source_line): Add new parameter.
15275 * configure.ac (gcc_cv_as_discriminator): New configury check for
15276 gas support for discriminator.
15277 * configure: Regenerate.
15278 * config.in: Regenerate.
15280 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15282 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
15283 val after checking for integers.
15285 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
15287 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
15289 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
15290 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
15291 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
15292 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
15293 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
15294 X64_SSE_REGPARM_MAX.
15295 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
15296 X64_SSE_REGPARM_MAX.
15298 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15300 * gcc.c (report_times_to_file): New.
15301 (execute): Implement it.
15302 (process_command): Support -time=.
15303 * doc/invoke.texi: Document it.
15305 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15307 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
15308 that have value exprs.
15310 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15312 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
15313 declarations for constants until...
15314 (dw2_output_indirect_constant_1): ... this point.
15316 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
15319 * arm.md (arm_addsi3): Don't try to split an add with an
15320 eliminable register until after reload has completed.
15322 2009-06-03 Ian Lance Taylor <iant@google.com>
15324 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
15325 * genattrtab.c (write_length_unit_log): Likewise.
15326 * genchecksum.c (dosum): Likewise.
15327 * gengtype.c (write_rtx_next): Likewise.
15328 (finish_root_table, write_roots): Likewise.
15329 * gimple.c (gimple_ops_offset_): Likewise.
15330 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
15331 * config/arc/arc.c (arc_attribute_table): Likewise.
15332 * config/arm/arm.c (arm_attribute_table): Likewise.
15333 * config/avr/avr.c (avr_attribute_table): Likewise.
15334 * config/crx/crx.c (crx_attribute_table): Likewise.
15335 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
15336 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
15337 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
15338 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
15339 * config/sh/sh.c (sh_attribute_table): Likewise.
15340 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
15341 * config/spu/spu.c (spu_attribute_table): Likewise.
15342 * config/v850/v850.c (v850_attribute_table): Likewise.
15344 * config/alpha/alpha.c (vms_attribute_table): Make static.
15345 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
15346 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
15347 * config/mips/mips.c (mips_attribute_table): Likewise.
15349 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
15351 (cc1-checksum.o): Likewise.
15353 2009-06-03 Steve Ellcey <sje@cup.hp.com>
15355 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
15357 2009-06-03 Jakub Jelinek <jakub@redhat.com>
15359 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
15360 insn if it is changing sp. Use gen_add3_insn instead of
15361 conditionally gen_addsi3 and gen_adddi3.
15362 (offset_below_red_zone_p): New static inline function.
15363 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
15364 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
15365 * config/rs6000/ppc-asm.h: Include auto-host.h.
15366 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
15367 CFI_RESTORE): Define.
15368 * config/rs6000/crtresxgpr.asm: Add unwind info.
15369 * config/rs6000/crtresxfpr.asm: Likewise.
15370 * config/rs6000/crtresgpr.asm: Likewise.
15371 * config/rs6000/crtresfpr.asm: Likewise.
15372 * config/rs6000/crtsavgpr.asm: Likewise.
15373 * config/rs6000/crtsavfpr.asm: Likewise.
15375 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
15376 argument of DWARF2_FRAME_REG_OUT macros.
15378 2009-06-03 Julian Brown <julian@codesourcery.com>
15380 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
15381 words or less (including TImode) in core registers.
15383 2009-06-03 Richard Guenther <rguenther@suse.de>
15385 PR middle-end/40328
15386 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
15388 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
15390 * statistics.c (statistics_counter_event): Do not record event
15391 in pass dump if its number == -1.
15392 (curr_statistics_hash): Add assert that we never get passes
15393 with static number == -1.
15395 2009-06-03 Richard Guenther <rguenther@suse.de>
15396 Andrey Belevantsev <abel@ispras.ru>
15398 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
15399 non-BLKmode arrays addressable.
15401 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
15403 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
15404 * config/m68k/m68k.h: ... here.
15406 2009-06-03 Martin Jambor <mjambor@suse.cz>
15408 PR tree-optimization/40323
15409 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
15412 2009-06-03 Richard Guenther <rguenther@suse.de>
15414 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15417 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
15419 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
15420 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
15421 JUMP_TABLE_DATA_P where applicable.
15422 * config/sh/sh.c: Ditto.
15423 * config/sh/sh.h: Ditto.
15424 * config/sh/sh.md: Ditto.
15425 * config/sh/symbian.c: Ditto.
15427 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
15429 * config/i386/driver-i386.c (describe_cache): Optimize
15430 concatenation of strings. Use snprintf instead of sprintf.
15431 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
15432 target when not compiling with GCC.
15434 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
15436 * config/sh/sh.c: Revert last change.
15437 (sh_expand_epilogue): Emit a blockage insn before the frame
15438 pointer adjustment unconditionally.
15440 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15442 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
15443 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
15444 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
15445 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
15446 to COLLECT_GCC_OPTIONS.
15448 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15450 * collect2.c (target_system_root): New variable.
15451 (main): Handle --sysroot=.
15452 (ignore_library): Strip the sysroot from the library path.
15454 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15456 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
15457 (collect2.o): Depend on collect2-aix.h.
15458 (collect2-aix.o): New rule.
15459 * collect2-aix.h: New file.
15460 * collect2-aix.c: Likewise.
15461 * collect2.c: Include collect2-aix.h. Don't undefine
15462 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
15463 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
15464 Use TARGET_AIX_VERSION instead of _AIX51.
15465 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
15466 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
15467 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
15468 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
15469 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
15471 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15473 * collect2.c (ignore_library): Avoid premature post-increment
15474 and null deference.
15476 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15478 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
15479 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
15480 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
15481 CROSS_DIRECTORY_STRUCTURE too.
15482 (LINK_LIBG_SPEC): Likewise.
15483 (LIB_SPEC): Add %R to sysroot paths.
15484 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
15485 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
15486 * config/rs6000/aix51.h: As for aix43.h.
15487 * config/rs6000/aix52.h: Likewise.
15488 * config/rs6000/aix53.h: Likewise.
15489 * config/rs6000/aix61.h: Likewise.
15490 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
15491 to the beginning of sysroot paths.
15493 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15495 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
15496 INSN_LISTs that are out of the REG_NOTE range.
15498 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15500 * loop-unroll.c (struct iv_to_split): Add pointer to next.
15501 (struct var_to_expand): Likewise.
15502 (struct opt_info): Add head and tail for linked lists of the above.
15503 (analyze_insn_to_expand_var): Initialize next.
15504 (analyze_iv_to_split_insn): Likewise.
15505 (analyze_insns_in_loop): Create linked lists.
15506 (allocate_basic_variable): Simplify for use without hash table.
15507 (insert_var_expansion_initialization): Likewise, make it type-safer.
15508 (combine_var_copies_in_loop_exit): Likewise.
15509 (apply_opt_in_copies): Walk lists rather than hash tables.
15510 (release_var_copies): Simplified and inlined by hand into...
15511 (free_opt_info): ... this function.
15513 2009-06-02 Richard Guenther <rguenther@suse.de>
15515 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15518 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15520 * cfgexpand.c (gimple_expand_cfg): Discard the source location
15521 only for builtins that are not overridden.
15523 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15525 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
15528 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15530 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
15532 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15534 * combine.c (move_deaths): Compare LUIDs within the same BB only.
15536 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15538 * common.opt (fdump-unnumbered-links): New.
15539 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
15540 * print-rtl.c (flag_dump_unnumbered_links): New.
15541 (print_rtx): Test it.
15543 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
15545 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
15546 push/pop multiple to 8-byte alignment.
15548 2009-06-01 Jakub Jelinek <jakub@redhat.com>
15550 * config/i386/i386.c (queued_cfa_restores): New static variable.
15551 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
15553 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
15554 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
15555 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
15556 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
15557 note unconditionally.
15558 (ix86_emit_restore_regs_using_mov): Likewise.
15559 (ix86_emit_restore_sse_regs_using_mov): Likewise.
15560 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
15561 it through to ix86_emit_restore_reg_using_pop.
15562 (ix86_emit_leave): Add RED_OFFSET argument. Call
15563 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
15564 instead of adding REG_CFA_OFFSET note unconditionally.
15565 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15566 the above functions. Call ix86_add_queued_cfa_restore_notes when
15569 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15570 force output of the label even for dwarf2out_do_cfi_asm.
15571 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15572 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15573 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15575 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15576 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15577 dwarf2out_cfi_label callers.
15578 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15579 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15580 Adjust dwarf2out_cfi_label callers.
15581 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15583 * config/i386/i386.h (struct machine_cfa_state,
15584 struct machine_function): Guard with ifndef USED_FOR_TARGET
15585 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15588 * emutls.c (__emutls_get_address): Change arr->size to mean number
15589 of allocated arr->data entries instead of # of slots + 1.
15591 PR middle-end/40316
15592 * recog.c (peep2_reinit_state): New function.
15593 (peephole2_init_state): Use it at the end of a basic block and also
15594 when seeing a RTX_FRAME_RELATED_P insn.
15596 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15598 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15599 fixuns_truncrfdi2): New.
15600 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15601 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15602 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15603 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15604 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15605 *recip_approx): Remove.
15606 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15607 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15608 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15610 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15613 2009-06-01 Ian Lance Taylor <iant@google.com>
15615 * attribs.c (register_attribute): Use CONST_CAST.
15616 * collect2.c (main): Use CONST_CAST2.
15617 (scan_prog_file): Likewise.
15618 * gcc.c (process_command, main): Likewise.
15619 * toplev.c (toplev_main): Likewise.
15621 * c-typeck.c (handle_warn_cast_qual): New static function,
15622 partially broken out of build_c_cast.
15623 (build_c_cast): Call handle_warn_cast_qual.
15624 * doc/invoke.texi (Warning Options): Document new effect of
15627 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15629 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15630 (diagnostic_report_current_module): Print columns.
15631 * common.opt (flag_show_column): Enable by default.
15633 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15635 * alias.c (find_base_term): Check for NULL term before returning.
15637 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15639 Revert due to PR40320:
15640 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15641 * calls.c (emit_library_call_value_1): Don't force_operand for move
15644 2009-06-01 Olivier Hainque <hainque@adacore.com>
15645 Eric Botcazou <ebotcazou@adacore.com>
15647 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15648 to be processed as a bitfield for constructor output purposes.
15649 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15651 * varasm.c (oc_local_state): New type, output_constructor
15652 local state to support communication with helpers.
15653 (oc_outer_state): New type, output_constructor outer state of
15654 relevance in recursive calls.
15655 (output_constructor_array_range): New output_constructor helper,
15656 extracted code for an array range element.
15657 (output_constructor_regular_field): New output_constructor helper,
15658 extracted code for an element that is not a bitfield.
15659 (output_constructor_bitfield): New output_constructor helper,
15660 extracted code for a bitfield element. Accept an OUTER state
15661 argument for recursive processing. Recurse on record or array
15662 CONSTRUCTOR values, possibly past noop conversions.
15663 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15664 VALUE is a valid constant-valued expression for use in a static
15665 bit-field initializer.
15666 (output_constructor): Rework to use helpers. Accept and honor an
15667 OUTER state argument for recursive calls. Return total size. Be
15668 prepared for nested constructors initializing bitfields.
15669 (output_constant): Feed OUTER in calls to output_constructor.
15671 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15673 * calls.c (emit_library_call_value_1): Don't force_operand for move
15676 2009-06-01 Nick Clifton <nickc@redhat.com>
15678 * doc/invoke.texi (IA-64 Options): Fix typo.
15680 2009-06-01 Ira Rosen <irar@il.ibm.com>
15682 PR tree-optimization/39129
15683 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15685 (vect_do_peeling_for_loop_bound): Use
15686 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15687 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15688 (vect_loop_versioning): Likewise.
15689 (vect_create_cond_for_alias_checks): Fix indentation.
15690 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15692 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15693 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15694 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15695 "control flow in loop".
15696 (vect_estimate_min_profitable_iters): Use
15697 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15698 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15699 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15700 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15701 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15702 statement belongs to a group of strided accesses with the exact code
15704 (vectorizable_load): Likewise.
15705 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15706 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15708 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15710 * config/freebsd-stdint.h: New file.
15711 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15712 Add freebsd-stdint.h to tm_file.
15714 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15716 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15717 (thumb2_extendhidi2): Likewise.
15719 2009-05-31 Ian Lance Taylor <iant@google.com>
15721 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15723 2009-05-31 Ian Lance Taylor <iant@google.com>
15725 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15726 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15727 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15729 2009-05-31 Jason Merrill <jason@redhat.com>
15731 * tree-pretty-print.c (print_call_name): Take the callee, not the
15732 call itself. Make non-static. Use dump_function_name for functions.
15733 (dump_generic_node): Adjust.
15734 * diagnostic.h: Declare print_call_name.
15735 * gimple-pretty-print.c (dump_gimple_call): Use it.
15737 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15739 * config/sh/sh.md (ashldi3_std): New define_expand.
15742 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15745 * config/sh/sh.c: Include debug.h.
15746 (sh_expand_epilogue): Emit a blockage insn before the frame
15747 pointer adjustment also when dwarf2out_do_frame returns true.
15749 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15751 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15752 (thumb2_extendqidi2): New pattern.
15754 2009-05-31 Ira Rosen <irar@il.ibm.com>
15756 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15757 mark phis for renaming.
15758 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15759 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15760 Call mark_sym_for_renaming.
15761 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15762 * tree-vect-loop.c (vect_transform_loop): Remove
15763 vect_memsyms_to_rename initialization and a call to
15764 mark_set_for_renaming.
15766 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15768 PR middle-end/40304
15769 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15770 frame related even if !set_cfa && style < 0.
15772 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15774 * config/i386/mingw-tls.c: New file.
15775 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15776 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15777 defining _WIN32 but not __CYGWIN__.
15779 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15781 * configure.ac: Add MPC support.
15783 * config.in, configure: Regenerate.
15785 2009-05-29 Richard Henderson <rth@redhat.com>
15787 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15788 NOTE_INSN_BASIC_BLOCK.
15789 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15790 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15791 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15793 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15795 (add_cfi): Disable check redefining cfa away from drap.
15796 (lookup_cfa_1): Add remember argument; handle remember/restore.
15797 (lookup_cfa): Pass remember argument.
15798 (cfa_remember): New.
15799 (compute_barrier_args_size_1): Remove sibcall check.
15800 (dwarf2out_frame_debug_def_cfa): New.
15801 (dwarf2out_frame_debug_adjust_cfa): New.
15802 (dwarf2out_frame_debug_cfa_offset): New.
15803 (dwarf2out_frame_debug_cfa_register): New.
15804 (dwarf2out_frame_debug_cfa_restore): New.
15805 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15806 (dwarf2out_begin_epilogue): New.
15807 (dwarf2out_frame_debug_restore_state): New.
15808 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15809 DW_CFA_restore_state.
15810 (output_cfi_directive): Likewise.
15811 (convert_cfa_to_fb_loc_list): Likewise.
15812 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15813 * dwarf2out.h: Update.
15814 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15815 (copy_insn_1): Early out for null.
15816 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15817 and dwarf2out_frame_debug_restore_state.
15818 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15819 (prologue_insn_hash, epilogue_insn_hash): New.
15820 (free_after_compilation): Adjust freeing accordingly.
15821 (record_insns): Create hash table if needed; push insns into
15822 hash instead of array.
15823 (maybe_copy_epilogue_insn): New.
15824 (contains): Search hash table instead of array.
15825 (sibcall_epilogue_contains): Remove.
15826 (thread_prologue_and_epilogue_insns): Split eh_return insns
15827 and mark them as epilogues.
15828 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15829 scanning in terms of basic blocks.
15830 * insn-notes.def (CFA_RESTORE_STATE): New.
15831 * jump.c (returnjump_p_1): Accept EH_RETURN.
15832 (eh_returnjump_p_1, eh_returnjump_p): New.
15833 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15834 CFA_REGISTER, CFA_RESTORE): New.
15835 * rtl.def (EH_RETURN): New.
15836 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15838 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15839 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15841 * config/i386/i386.c (gen_push): Update cfa state.
15842 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15843 add a CFA_ADJUST_CFA note.
15844 (ix86_dwarf_handle_frame_unspec): Remove.
15845 (ix86_expand_prologue): Update cfa state.
15846 (ix86_emit_restore_reg_using_pop): New.
15847 (ix86_emit_restore_regs_using_pop): New.
15848 (ix86_emit_leave): New.
15849 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15850 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15851 * config/i386/i386.h (struct machine_cfa_state): New.
15852 (ix86_cfa_state): New.
15853 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15854 (eh_return_internal): Merge from eh_return_<mode>,
15855 use eh_return rtx, split w/ epilogue.
15857 2009-05-29 Ian Lance Taylor <iant@google.com>
15859 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15861 * calls.c (emit_library_call_value_1): Likewise.
15863 * c-typeck.c (c_build_va_arg): New function.
15864 * c-tree.h (c_build_va_arg): Declare.
15865 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15866 instead of build_va_arg.
15868 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15870 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15871 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15872 (ptr_difference_cost): Use affine combinations to compute it.
15873 (difference_cost): Likewise.
15874 (get_computation_cost_at): Compute more accurate cost for addresses
15875 if the ratio is a multiplier allowed in addresses.
15876 For non-addresses, consider that an additional offset or symbol is
15879 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15881 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15882 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15884 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15885 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15886 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15888 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15889 to 1 for TYPE_SSE{IADD1,CVT1}.
15890 (prefix_vex_imm8): Removed.
15891 (length_vex): Only pass 1 as second argument to
15892 ix86_attr_length_vex_default if prefix_extra is 0.
15893 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15894 (length): For prefix vex computation use length_immediate
15895 attribute instead of prefix_vex_imm8.
15896 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15897 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15898 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15899 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15900 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15901 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15902 a space in between the operands.
15903 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15904 if one operand is 0xff and the other one si, di, bp or sp.
15905 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15906 other one si, di, bp or sp.
15907 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15908 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15909 type and mode attributes.
15910 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15911 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15912 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15913 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15914 prefix_data16 attribute iff MODE_DF.
15915 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15916 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15917 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15918 constm128_operand in length_immediate computation.
15919 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15920 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15921 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15922 length_immediate attribute to 1.
15923 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15924 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15925 for certain alternatives.
15926 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15927 prefix_data16 attribute if MODE_V1DF.
15928 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15929 length_immediate to 1.
15930 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15931 length_address to 4, set mode attribute to MODE_DI.
15932 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15933 (fxam<mode>2_i387): Set length attribute to 4.
15934 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15935 *prefetch_3dnow_rex): Override length_address attribute.
15936 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15938 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15939 (constm128_operand): Removed.
15940 * config/i386/i386.c (memory_address_length): For
15941 disp && !index && !base in 64-bit mode account for SIB byte if
15942 print_operand_address can't optimize disp32 into disp32(%rip)
15943 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15944 for fs: or gs: segment.
15945 (ix86_attr_length_immediate_default): When checking if shortform
15946 is possible, truncate immediate to the length of the non-shortened
15948 (ix86_attr_length_address_default): Ignore MEM_P operands
15950 (ix86_attr_length_vex_default): Only check for DImode on
15951 GENERAL_REG_P operands.
15952 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15953 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15954 (sse_cvttps2pi): Clear prefix_rep attribute.
15955 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15957 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15958 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15959 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15960 iff operand 2 is const_int_operand.
15961 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15962 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15963 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15965 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15967 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15968 prefix_data16 attribute for movlpd and movhpd instructions.
15969 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15970 length_immediate for shufpd instruction.
15971 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15972 (avx_cmpp<avxmodesuffixf2c><mode>3,
15973 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15974 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15975 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15976 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15977 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15978 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15979 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15980 prefix_data16 attribute for the first alternative to 1.
15981 (*avx_loadlps): Override length_immediate for the first alternative.
15982 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15983 attributes for second alternative.
15984 (*vec_concatv2sf_sse4_1): Override length_immediate and
15985 prefix_data16 attributes for second alternative.
15986 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15987 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15988 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15989 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15990 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15991 prefix_data16 and length_immediate to 1.
15992 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15994 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15995 prefix_extra attribute for variants that don't have 0f prefix alone.
15996 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15997 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15998 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15999 *sse4_1_pextrd): Set length_immediate to 1.
16000 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
16001 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
16003 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
16004 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
16005 length_immediate to 1 for second alternative.
16006 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
16007 prefix_extra and length_immediate attributes for the first
16009 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
16011 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
16012 to 1 for the first and third alternative.
16013 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
16015 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
16017 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
16019 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
16020 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
16021 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
16022 *avx_psign<mode>3): Set prefix_extra attribute to 1.
16023 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
16024 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
16025 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
16026 ssse3_psign<mode>3): Override prefix_rex attribute.
16027 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
16028 (ssse3_palignrti): Override length_immediate to 1.
16029 (ssse3_palignrdi): Override length_immediate to 1, override
16030 prefix_rex attribute.
16031 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
16032 (sse4a_extrqi): Override length_immediate to 2.
16033 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
16034 (sse4a_insertq): Override prefix_data16 to 0.
16035 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
16036 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
16037 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
16038 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
16039 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
16040 and length_immediate to 1.
16041 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
16042 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
16043 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
16044 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
16045 and length_immediate to 1.
16046 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
16047 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
16048 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
16049 avx_ptest256): Override prefix_extra to 1.
16050 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
16051 Override prefix_data16 and length_immediate to 1.
16052 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
16053 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
16054 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
16055 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
16056 prefix_data16 to 0 and prefix_extra to 2.
16057 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
16058 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
16060 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
16061 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
16062 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
16063 and prefix_extra to 2.
16064 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
16065 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
16066 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
16067 avx_vpermilvar<mode>3,
16068 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
16069 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
16070 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
16071 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
16072 Override prefix_extra to 1.
16073 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
16074 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
16075 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
16076 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
16077 prefix_extra and length_immediate to 1.
16078 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
16080 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
16081 to 1 for the first alternative.
16082 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
16083 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
16085 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
16086 *movv2sf_internal_avx, *movv2sf_internal): Override
16087 prefix_rep attribute for certain alternatives.
16088 (*mov<mode>_internal): Override prefix_rep or prefix_data16
16089 attributes for certain alternatives.
16090 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
16091 attributes for certain alternatives.
16092 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
16093 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
16094 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
16095 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
16096 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
16097 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
16098 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
16099 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
16100 length_immediate to 1 if operand 2 is const_int_operand.
16101 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
16102 *vec_extractv2si_1): Set length_immediate attribute to 1.
16103 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
16104 using old 3DNOW insn rather than SSE/3DNOW_A.
16105 (mmx_emms, mmx_femms): Clear modrm attribute.
16107 2009-05-29 Martin Jambor <mjambor@suse.cz>
16109 * tree-sra.c: New implementation of SRA.
16111 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
16112 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
16113 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
16114 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
16115 (SRA_MAX_STRUCTURE_COUNT): Removed.
16116 (SRA_FIELD_STRUCTURE_RATIO): Removed.
16117 * doc/invoke.texi (sra-max-structure-size): Removed.
16118 (sra-field-structure-ratio): Removed.
16120 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16122 PR middle-end/40291
16123 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
16126 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
16128 PR rtl-optimization/40101
16129 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
16130 seqno. Adjust comment.
16131 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
16132 inserting bookkeeping before a jump, the jump is not scheduled.
16133 When no positive seqno found, provide a value. Add comment.
16135 2009-05-29 Richard Guenther <rguenther@suse.de>
16137 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
16138 short-cutting on the first component.
16140 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16142 PR middle-end/39958
16143 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
16144 for trees other than decls/types.
16146 2009-05-29 Richard Guenther <rguenther@suse.de>
16148 * tree-ssa-operands.c (get_expr_operands): Do not handle
16149 INDIRECT_REFs in the handled-component case. Remove
16150 unused get_ref_base_and_extent case.
16151 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
16152 tree_low_cst and host_integerp where possible.
16153 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
16154 codes for equivalence.
16155 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
16157 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
16159 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
16160 to tmake_file for i[34567]86-*-cygwin*.
16162 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16165 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
16166 (altivec_categorize_keyword, init_vector_keywords,
16167 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
16170 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
16172 * tree.c (handle_dll_attribute): Check if node is
16173 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
16175 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
16177 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
16179 (thumb2_zero_extendqidi2): Likewise.
16181 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
16183 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
16184 instead of gen_movrt.
16185 * config/sh/sh.md (movrt): Remove.
16187 2009-05-28 Steve Ellcey <sje@cup.hp.com>
16189 * doc/invoke.texi (IA-64 Options):
16190 Add -msdata, -mfused-madd, -mno-inline-float-divide,
16191 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
16192 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
16193 -msched-prefer-non-control-spec-insns,
16194 -msched-stop-bits-after-every-cycle,
16195 -msched-count-spec-in-critical-path,
16196 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
16197 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
16198 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
16199 and -msched-spec-verbose.
16201 2009-05-28 Joseph Myers <joseph@codesourcery.com>
16203 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
16204 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
16206 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
16208 2009-05-28 Richard Guenther <rguenther@suse.de>
16210 * tree-ssa-alias.c (ao_ref_init): New function.
16211 (ao_ref_base): Likewise.
16212 (ao_ref_base_alias_set): Likewise.
16213 (ao_ref_alias_set): Likewise.
16214 (refs_may_alias_p_1): Change signature.
16215 (refs_may_alias_p): Adjust.
16216 (refs_anti_dependent_p): Likewise.
16217 (refs_output_dependent_p): Likewise.
16218 (call_may_clobber_ref_p_1): Change signature.
16219 (call_may_clobber_ref_p): Adjust.
16220 (stmt_may_clobber_ref_p_1): New function split out from ...
16221 (stmt_may_clobber_ref_p): ... here.
16222 (maybe_skip_until): Adjust signature.
16223 (get_continuation_for_phi): Likewise.
16224 (walk_non_aliased_vuses): Likewise.
16225 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
16226 (ao_ref_init): Declare.
16227 (ao_ref_base): Likewise.
16228 (ao_ref_alias_set): Likewise.
16229 (stmt_may_clobber_ref_p_1): Likewise.
16230 (walk_non_aliased_vuses): Adjust.
16231 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
16232 (get_ref_from_reference_ops): remove.
16233 (vn_reference_lookup_2): Adjust signature.
16234 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
16235 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
16236 (vn_reference_lookup): Adjust.
16237 (vn_reference_insert): Likewise.
16238 (vn_reference_insert_pieces): Adjust signature.
16239 (visit_reference_op_call): Adjust.
16240 * tree-ssa-pre.c (get_expr_type): Simplify.
16241 (phi_translate_1): Adjust.
16242 (compute_avail): Likewise.
16243 (translate_vuse_through_block): Do not re-build trees.
16244 (value_dies_in_block_x): Likewise.
16245 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
16247 (vn_reference_lookup_pieces): Adjust declaration.
16248 (vn_reference_insert_pieces): Likewise.
16250 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
16252 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
16253 with checking disabled.
16255 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
16259 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
16260 macro definition for support of three-operand format aligned
16261 .comm directive in assembler on cygwin/pe/mingw target OS.
16262 * configure: Regenerate.
16263 * config.h: Regenerate.
16265 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
16266 aligned form of .comm directive if -mpe-aligned-commons is in effect.
16267 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
16269 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
16270 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
16272 2009-05-28 Ira Rosen <irar@il.ibm.com>
16274 PR tree-optimization/40254
16275 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
16276 in analysis of basic blocks.
16278 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
16280 PR middle-end/33699
16281 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
16282 * target-def.h (TARGET_CONST_ANCHOR): New macro.
16283 (TARGET_INITIALIZER): Use it.
16284 * cse.c (CHEAPER): Move it up to the other macros.
16285 (insert): Rename this ...
16286 (insert_with_costs): ... to this. Add cost parameters. Update
16288 (insert): New function. Call insert_with_costs.
16289 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
16290 find_reg_offset_for_const, try_const_anchors): New functions.
16291 (cse_insn): Call try_const_anchors. Adjust cost of src_related
16292 when using a const-anchor. Call insert_const_anchors.
16293 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
16294 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
16296 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
16298 * tree-inline.c (remap_decls): Enable nonlocalized variables
16299 when not optimizing.
16301 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
16303 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
16304 Simplify other tests involving optimize.
16306 2009-05-27 Tom Tromey <tromey@redhat.com>
16308 * unwind-dw2.c (_Unwind_DebugHook): New function.
16309 (uw_install_context): Call _Unwind_DebugHook.
16311 2009-05-27 Tom Tromey <tromey@redhat.com>
16313 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
16315 2009-05-27 Ian Lance Taylor <iant@google.com>
16317 * Makefile.in (LINKER, LINKER_FLAGS): Define.
16318 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
16319 (ALL_LINKERFLAGS): Define.
16320 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
16321 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
16322 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
16323 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
16324 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
16325 $(LINKER_FOR_BUILD).
16326 (build/gcov-iov$(build_exeext)): Likewise.
16328 2009-05-27 Julian Brown <julian@codesourcery.com>
16330 * gcse.c (target.h): Include.
16331 (can_assign_to_reg_without_clobbers_p): Check that the target allows
16332 copy of argument to a pseudo register.
16334 2009-05-27 Diego Novillo <dnovillo@google.com>
16336 * tree-ssa-live.c (dump_scope_block): Document arguments.
16337 (dump_scope_blocks): Document.
16338 (debug_scope_blocks): New.
16339 * tree-flow.h (debug_scope_blocks): Declare.
16341 2009-05-21 Denis Chertykov <denisc@overta.ru>
16343 * doc/contrib.texi (Contributors): Add myself to the list.
16345 2009-05-27 Olivier Hainque <hainque@adacore.com>
16347 * expr.c (target_align): New function. Alignment the TARGET of an
16348 assignment may be assume to have.
16349 (highest_pow2_factor_for_target): Use it instead of relying on
16350 immediate tree attributes of TARGET, not necessarily honored when
16351 intermediate bitfields are involved.
16353 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
16356 * config/i386/driver-i386.c (host_detect_local_cpu): Support
16357 AVX, SSE4, AES, PCLMUL and POPCNT.
16359 2009-05-27 Diego Novillo <dnovillo@google.com>
16361 * tree-pretty-print.c (dump_location): New.
16362 (dump_generic_node): Call it.
16363 Factor code to handle BLOCK nodes ...
16364 (dump_block_node): ... here.
16366 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
16368 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
16370 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
16372 * gcc-plugin.h: Include config.h and system.h.
16373 (IN_GCC): Define if not defined.
16375 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
16377 PR middle-end/40249
16378 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
16381 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
16383 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
16385 * config/m32r/m32r.h: Ditto.
16386 * config/m32r/m32r.md: Ditto.
16387 * config/m32r/predicates.md: Ditto.
16389 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
16391 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
16393 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
16396 (Loading plugins): typo.
16397 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
16398 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
16399 (Interacting with the GCC Garbage Collector): Added new section.
16400 (Giving information about a plugin): Added new section for
16402 * ggc.h (ggc_register_root_tab): Added declaration.
16403 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
16404 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
16405 (register_callback): Improved comment in declaration.
16406 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
16407 (extra_root_vec) Added static variable for dynamic roots registration.
16408 (ggc_register_root_tab) Added new routine.
16409 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
16410 PLUGIN_GGC_MARKING event.
16411 * ggc-zone.c: Include plugin.h.
16412 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
16413 * ggc-page.c: Include plugin.h.
16414 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
16415 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
16416 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
16417 (register_callback): check lack of callbacks for
16418 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
16419 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
16420 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
16421 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
16422 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
16423 dependency on plugin.h.
16424 (plugin.o): Added dependency on ggc.h...
16426 2009-05-26 Richard Guenther <rguenther@suse.de>
16428 PR middle-end/40248
16430 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16431 with mismatched comparison modes.
16433 * expr.c (expand_expr_real_1): Expand the operand of a
16434 VIEW_CONVERT_EXPR in its natural mode.
16436 2009-05-26 Ian Lance Taylor <iant@google.com>
16438 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
16439 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
16440 (ALL_COMPILERFLAGS): Define.
16441 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
16442 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
16443 (collect2$(exeext), collect2.o): Likewise.
16444 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
16445 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
16446 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
16447 (libbackend.o, intl.o, cppdefault.o): Likewise.
16448 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
16449 (build/%.o): Use $(COMPILER_FOR_BUILD).
16450 (build/gen%$(build_exeext)): Likewise.
16451 (build/gcov-iov$(build_exeext)): LIkewise.
16452 * config/t-darwin (darwin.o): Use $(COMPILER).
16453 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
16454 * config/t-sol2 (sol2-c.o): Likewise.
16455 (sol2.o): Likewise.
16456 * config/t-vxworks (vxworks.o): Likewise.
16457 * config/x-darwin (host-darwin.o): Likewise.
16458 * config/x-hpux (host-hpux.o): Likewise.
16459 * config/x-linux (host-linux.o): Likewise.
16460 * config/x-solaris (host-solaris.o): Likewise.
16461 * config/alpha/x-alpha (driver-alpha.o): Likewise.
16462 * config/arm/t-arm (arm-c.o): Likewise.
16463 * config/arm/t-pe (pe.o): Likewise.
16464 * config/arm/t-wince-pe (pe.o): Likewise.
16465 * config/i386/t-cygming (winnt.o): Likewise.
16466 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
16467 * config/i386/t-cygwin (cygwin1.o): Likewise.
16468 (cygwin2.o): Likewise.
16469 * config/i386/t-i386 (i386-c.o): Likewise.
16470 * config/i386/t-interix (winnt.o): Likewise.
16471 * config/i386/t-netware (netware.o): Likewise.
16472 * config/i386/t-nwld (nwld.o): Likewise.
16473 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
16474 * config/i386/x-i386 (driver-i386.o): Likewise.
16475 * config/i386/x-cygwin (host-cygwin.o): Likewise.
16476 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
16477 * config/ia64/t-ia64 (ia64-c.o): Likewise.
16478 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
16479 * config/mips/x-native (driver-native.o): Likewise.
16480 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
16481 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
16482 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
16483 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
16484 * config/score/t-score-elf (score7.o): Likewise.
16485 (score3.o): Likewise.
16486 * config/sh/t-sh (sh-c.o): Likewise.
16487 * config/sh/t-symbian (sh-c.o): Likewise.
16488 (symbian.o): Likewise.
16489 * config/spu/t-spu-elf (spu-c.o): Likewise.
16490 * config/v850/t-v850 (v850-c.o): Likewise.
16491 * config/v850/t-v850e (v850-c.o): Likewise.
16493 2009-05-26 Richard Guenther <rguenther@suse.de>
16495 PR tree-optimization/40122
16496 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
16497 VECTOR_CSTs if possible.
16498 (fold_gimple_assign): Likewise.
16500 2009-05-26 Richard Guenther <rguenther@suse.de>
16502 PR middle-end/40252
16503 * fold-const.c (fold_binary): Use the correct types for building
16506 2009-05-26 Richard Guenther <rguenther@suse.de>
16508 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
16509 redundant calls to merge_alias_info.
16510 (bump_vector_ptr): Likewise.
16511 * tree-ssa-copy.c (merge_alias_info): Remove.
16512 (replace_exp_1): Remove call to merge_alias_info.
16513 (propagate_tree_value): Likewise.
16514 (fini_copy_prop): Propagate points-to info.
16515 * tree-flow.h (merge_alias_info): Remove.
16517 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16519 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
16521 2009-05-25 Jan Hubicka <jh@suse.cz>
16523 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16524 * cgraph.h (struct inline_summary): New filed self_wize,
16525 size_inlining_benefit, self_time and time_inlining_benefit.
16526 (struct cgraph_global_info): Replace insns by time ans size fields.
16527 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16528 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16529 (ipcp_update_callgraph): Do not touch function bodies.
16530 * ipa-inline.c: Include except.h
16531 (MAX_TIME): New constant.
16532 (overall_insns): Remove.
16533 (leaf_node_p): New.
16534 (overall_size, max_benefit): New static variables.
16535 (cgraph_estimate_time_after_inlining): New function.
16536 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16537 (cgraph_clone_inlined_nodes): Update size.
16538 (cgraph_mark_inline_edge): Update size.
16539 (cgraph_estimate_growth): Use size info.
16540 (cgraph_check_inline_limits): Check size.
16541 (cgraph_default_inline_p): Likewise.
16542 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16543 (cgraph_decide_recursive_inlining): Check size.
16544 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16546 (cgraph_decide_inlining): Likewise.
16547 (cgraph_decide_inlining_incrementally): Likewise; honor
16548 PARAM_EARLY_INLINING_INSNS.
16549 (likely_eliminated_by_inlining_p): New predicate.
16550 (estimate_function_body_sizes): New function.
16551 (compute_inline_parameters): Use it.
16552 * except.c (must_not_throw_labels): New function.
16553 * except.h (must_not_throw_labels): Declare.
16554 * tree-inline.c (init_inline_once): Kill inlining_weigths
16555 * tree-ssa-structalias.c: Avoid uninitialized warning.
16556 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16557 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16558 (PARAM_INLINE_CALL_COST): Remove.
16559 (PARAM_EARLY_INLINING_INSNS): New.
16561 2009-05-25 Richard Guenther <rguenther@suse.de>
16563 PR tree-optimization/36327
16564 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
16565 callback for reference translation or lookup at the point of may-defs.
16566 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16567 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16568 for union COMPONENT_REFs.
16569 (vn_reference_lookup_3): New callback. Lookup from memset
16570 and CONSTRUCTOR assignment, translate through struct copies.
16571 (vn_reference_lookup_pieces): Make sure to not free the
16572 passed operands array. Adjust walk_non_aliased_vuses call.
16573 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16574 make sure we do not leak memory.
16576 2009-05-25 Richard Guenther <rguenther@suse.de>
16578 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16579 * tree-inline.c (expand_call_inline): Reset the escaped and
16580 callused solutions.
16581 * tree-ssa-structalias.c (pass_build_ealias): New.
16582 * tree-pass.h (pass_build_ealias): Declare.
16583 * passes.c (init_optimization_passes): Add PTA during
16584 early optimizations.
16585 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16586 and CALLUSED solutions.
16587 (dump_points_to_solution): New function, split out from ...
16588 (dump_points_to_info_for): ... here.
16589 * tree-parloops.c (parallelize_loops): Reset the escaped and
16590 callused solutions.
16592 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16595 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16596 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16598 2009-05-25 Ira Rosen <irar@il.ibm.com>
16600 PR tree-optimization/40238
16601 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16602 statements after basic block's labels.
16603 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16604 to free the allocated memory.
16606 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16608 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16609 return address with a USE.
16611 2009-05-24 Richard Guenther <rguenther@suse.de>
16613 PR middle-end/40233
16614 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16615 array type from the main variant of the inner type.
16617 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16619 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16620 definition to bool (from int) to un-break build.
16621 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16623 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16625 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16626 discard_stmt_changes): Delete.
16627 * tree-ssa-operands.c (scb_stack): Delete.
16628 (init_ssa_operands): Do not initialize it.
16629 (fini_ssa_operands): Do not free it.
16630 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16632 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16633 update_stmt, remove the others. Fix comments.
16634 * tree-dfa.c (optimize_stack_restore): Likewise.
16635 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16636 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16637 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16638 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16640 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16641 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16642 (dom_opt_finalize_block): Likewise, adjusting access to
16644 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16645 (stmts_to_rescan): Change item type to gimple.
16646 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16648 2009-05-24 Ira Rosen <irar@il.ibm.com>
16650 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16651 * tree-pass.h (pass_slp_vectorize): New pass.
16652 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16653 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16654 * tree-vectorizer.c (timevar.h): Include.
16655 (user_vect_verbosity_level): Declare.
16656 (vect_location): Fix comment.
16657 (vect_set_verbosity_level): Update user_vect_verbosity_level
16658 instead of vect_verbosity_level.
16659 (vect_set_dump_settings): Add an argument. Ignore user defined
16660 verbosity if dump flags require higher level of verbosity. Print to
16661 stderr only for loop vectorization.
16662 (vectorize_loops): Update call to vect_set_dump_settings.
16663 (execute_vect_slp): New function.
16664 (gate_vect_slp): Likewise.
16665 (struct gimple_opt_pass pass_slp_vectorize): New.
16666 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16667 access its members.
16668 (vec_info_for_bb): New function.
16669 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16670 (VECTORIZATION_ENABLED): New macro.
16671 (SLP_ENABLED, SLP_DISABLED): Likewise.
16672 (vect_is_simple_use): Add bb_vec_info argument.
16673 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16674 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16675 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16676 vect_schedule_slp, vect_analyze_slp): Likewise.
16677 (vect_analyze_stmt): Add slp_tree argument.
16678 (find_bb_location): Declare.
16679 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16680 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16681 (vect_analyze_loop_operations, vect_analyze_loop,
16682 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16683 vect_finalize_reduction, vectorizable_reduction,
16684 vectorizable_live_operation, vect_transform_loop): Likewise.
16685 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16686 skip evolution analysis if analyzing a basic block.
16687 (dr_analyze_indices): Likewise.
16688 (initialize_data_dependence_relation): Skip the test whether the
16689 object is invariant for basic blocks.
16690 (compute_all_dependences): Skip dependence analysis for data
16691 references in basic blocks.
16692 (find_data_references_in_stmt): Don't fail in case of invariant
16693 access in basic block.
16694 (find_data_references_in_bb): New function.
16695 (find_data_references_in_loop): Move code to
16696 find_data_references_in_bb and add a call to it.
16697 (compute_data_dependences_for_bb): New function.
16698 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16699 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16701 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16702 unknown dependence in basic block and fail in case of dependence in
16704 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16705 dependence instances from either loop or basic block vectorization
16707 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16708 before calling nested_in_vect_loop_p.
16709 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16710 dependence instances from either loop or basic block vectorization
16712 (vect_verify_datarefs_alignment): Likewise.
16713 (vect_enhance_data_refs_alignment): Adjust function calls.
16714 (vect_analyze_data_refs_alignment): Likewise.
16715 (vect_analyze_group_access): Fix printing. Skip different checks if
16716 DR_STEP is 0. Keep strided stores either in loop or basic block
16717 vectorization data structure. Fix indentation.
16718 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16720 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16721 dependence instances from either loop or basic block vectorization
16723 (vect_analyze_data_refs): Update comment. Call
16724 compute_data_dependences_for_bb to analyze basic blocks.
16725 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16726 case of loop vectorization. In case of basic block vectorization use
16727 data-ref itself as a base.
16728 (vect_create_data_ref_ptr): In case of basic block vectorization:
16729 don't advance the pointer, add new statements before the current
16730 statement. Adjust function calls.
16731 (vect_supportable_dr_alignment): Support only aligned accesses in
16732 basic block vectorization.
16733 * common.opt (ftree-slp-vectorize): New flag.
16734 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16735 (vect_pattern_recog_1): Likewise.
16736 * tree-vect-stmts.c (process_use): Likewise.
16737 (vect_init_vector): Add new statements in the beginning of the basic
16738 block in case of basic block SLP.
16739 (vect_get_vec_def_for_operand): Adjust function calls.
16740 (vect_finish_stmt_generation): Likewise.
16741 (vectorizable_call): Add assert that it is loop vectorization, adjust
16743 (vectorizable_conversion, vectorizable_assignment): Likewise.
16744 (vectorizable_operation): In case of basic block SLP, take
16745 vectorization factor from statement's type and skip the relevance
16746 check. Adjust function calls.
16747 (vectorizable_type_demotion): Add assert that it is loop
16748 vectorization, adjust function calls.
16749 (vectorizable_type_promotion): Likewise.
16750 (vectorizable_store): Check for outer loop only in case of loop
16751 vectorization. Adjust function calls. For basic blocks, skip the
16752 relevance check and don't advance pointers.
16753 (vectorizable_load): Likewise.
16754 (vectorizable_condition): Add assert that it is loop vectorization,
16755 adjust function calls.
16756 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16757 that it is not reduction, get vector type, call only supported
16758 functions, skip loop specific parts.
16759 (vect_transform_stmt): Check for outer loop only in case of loop
16761 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16762 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16763 for external definition.
16764 * passes.c (pass_slp_vectorize): New pass.
16765 * tree-vect-slp.c (find_bb_location): New function.
16766 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16767 check for patterns only in loops.
16768 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16769 case of multiple types in basic block SLP.
16770 (vect_mark_slp_stmts_relevant): New function.
16771 (vect_supported_load_permutation_p): Fix comment.
16772 (vect_analyze_slp_instance): Add argument. In case of basic block
16773 SLP, take vectorization factor from statement's type, check that
16774 unrolling factor is 1. Adjust function call. Save SLP instance in
16775 either loop or basic block vectorization structure. Return FALSE,
16777 (vect_analyze_slp): Add argument. Get strided stores groups from
16778 either loop or basic block vectorization structure. Return FALSE
16779 if basic block SLP failed.
16780 (new_bb_vec_info): New function.
16781 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16782 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16783 (vect_schedule_slp): Add argument. Get SLP instances from either
16784 loop or basic block vectorization structure. Set vectorization factor
16785 to be 1 for basic block SLP.
16786 (vect_slp_transform_bb): New function.
16787 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16789 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16791 * final.c (shorten_branches): Do not align labels for jump tables.
16792 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16794 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16796 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16797 Remove outdated reference to flow.c and fix nits.
16798 * doc/gccint.texi: Tweak RTL description.
16799 * doc/rtl.texi: Likewise.
16801 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16803 * config/avr/avr.c: Change my email address.
16804 * config/avr/avr.h: Likewise.
16805 * config/avr/avr.md: Likewise.
16806 * config/avr/avr-protos.h: Likewise.
16807 * config/avr/libgcc.S: Likewise.
16809 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16811 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16812 (spu_split_load, spu_split_store): Change return type to int.
16813 (spu_split_convert): Declare.
16814 * config/spu/predicates.md (spu_mem_operand): Remove.
16815 (spu_mov_operand): Update.
16816 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16817 * config/spu/spu.c (regno_aligned_for_load): Remove.
16818 (reg_aligned_for_addr, spu_expand_load): Define.
16819 (spu_expand_extv): Reimplement and handle MEM.
16820 (spu_expand_insv): Handle MEM.
16821 (spu_sched_reorder): Handle insn's with length 0.
16822 (spu_legitimate_address_p): Reimplement.
16823 (store_with_one_insn_p): Return TRUE for any mode with size
16824 larger than 16 bytes.
16825 (address_needs_split): Define.
16826 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16828 (spu_convert_move): Define.
16829 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16830 (spu_split_store): Change all MEM's to TImode.
16831 (spu_init_expanders): Preallocate registers that correspond to
16832 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16834 (spu_split_convert): Define.
16835 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16836 (_move<mode>, _movdi, _movti): Update predicate and condition.
16837 (load, store): Change to define_split.
16838 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16840 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16841 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16842 define_insn_and_split of lshr<mode>3.
16843 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16844 (<v>ashr<mode>3_imm): Define.
16845 (extv, extzv, insv): Allow MEM operands.
16846 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16847 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16848 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16849 (_spu_convert2): Change to define_insn_and_split and remove the
16850 corresponding define_peephole2.
16851 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16852 Change predicates to memory_operand.
16854 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16856 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16858 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16860 PR tree-optimization/40219
16861 * tree.c (iterative_hash_expr): Make sure the builtin function is
16862 a normal builtin function and not a front end or back end builtin
16863 before indexing into the built_in_decls array.
16865 2009-05-22 Richard Guenther <rguenther@suse.de>
16867 PR middle-end/38964
16868 * alias.c (write_dependence_p): Do not use TBAA for answering
16869 anti-dependence or output-dependence.
16870 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16871 (emit_pointer_definition): Remove.
16872 (emit_alias_warning): Likewise.
16873 (find_what_var_points_to): Remove TBAA pruning code.
16874 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16876 (compute_points_to_sets): Remove code computing the set of
16877 dereferenced pointers.
16878 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16879 oracle for querying anti and output dependencies.
16880 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16881 if TBAA may be applied.
16882 (refs_anti_dependent_p): New function.
16883 (refs_output_dependent_p): Likewise.
16884 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16885 (refs_output_dependent_p): Likewise.
16886 * doc/tree-ssa.texi (Memory model): New section.
16887 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16888 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16889 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16890 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16891 * expr.c (expand_expr_real_1): Likewise.
16892 * gimple-low.c (lower_stmt): Likewise.
16893 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16894 (dump_gimple_cdt): Remove.
16895 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16896 (gimple_size): Likewise.
16897 (walk_gimple_op): Likewise.
16898 (is_gimple_stmt): Likewise.
16899 (walk_stmt_load_store_addr_ops): Likewise.
16900 (gimple_build_cdt): Remove.
16901 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16902 * gimple.h (gimple_cdt_new_type): Remove.
16903 (gimple_cdt_new_type_ptr): Likewise.
16904 (gimple_cdt_set_new_type): Likewise.
16905 (gimple_cdt_location): Likewise.
16906 (gimple_cdt_location_ptr): Likewise.
16907 (gimple_cdt_set_location): Likewise.
16908 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16909 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16910 GIMPLE_CHANGE_DYNAMIC_TYPE.
16911 (verify_types_in_gimple_stmt): Likewise.
16912 * tree-inline.c (estimate_num_insns): Likewise.
16913 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16914 (copy_decl_to_var): Likewise.
16915 (copy_result_decl_to_var): Likewise.
16916 * tree-pretty-print.c (dump_generic_node): Do not handle
16917 CHANGE_DYNAMIC_TYPE_EXPR.
16918 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16919 * tree-ssa-operands.c (get_expr_operands): Likewise.
16920 * tree-ssa-structalias.c (struct variable_info): Remove
16921 no_tbaa_pruning member.
16922 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16923 (unify_nodes): Do not copy it.
16924 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16925 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16926 (set_uids_in_ptset): Do not check it.
16927 (find_what_var_points_to): Likewise.
16928 (compute_tbaa_pruning): Remove.
16929 (compute_points_to_sets): Do not call it.
16930 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16931 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16932 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16933 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16934 (DECL_NO_TBAA_P): Likewise.
16935 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16936 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16937 (expand_omp_atomic_pipeline): Do not set it.
16938 * print-tree.c (print_node): Do not dump it.
16939 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16942 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16945 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16948 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16950 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16953 2009-05-22 Ben Elliston <bje@au.ibm.com>
16955 * Makefile.in (bversion.h, s-bversion): New targets.
16956 (TOPLEV_H): Add bversion.h.
16957 * toplev.h: Include "bversion.h".
16958 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16959 the __format__ attribute only if compiling with the same version
16960 of GCC as the sources (the "build version").
16962 2009-05-22 Ben Elliston <bje@au.ibm.com>
16964 * c-format.c (handle_format_attribute): Fix comment typo.
16966 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16969 * config/ia64/ia64.opt (mfused-madd): New.
16970 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16971 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16972 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16973 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16974 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16975 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16976 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16977 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16978 instruction if !TARGET_FUSED_MADD.
16979 (fpma, fpms): Remove colon from name.
16981 2009-05-22 Richard Guenther <rguenther@suse.de>
16983 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16984 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16985 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16987 (create_expression_by_pieces): Only convert if necessary.
16988 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16989 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16991 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16993 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16994 regular pattern from a template and rename it ...
16995 (*extzv_truncsi_exts): ... to this.
16997 2009-05-21 Richard Guenther <rguenther@suse.de>
16999 * cgraph.h (struct cgraph_node): Remove inline_decl member.
17000 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
17001 (cgraph_default_inline_p): Likewise.
17002 (cgraph_decide_inlining_incrementally): Likewise.
17004 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
17005 Uros Bizjak <ubizjak@gmail.com>
17007 * config/i386/cpuid.h (bit_MOVBE): New.
17009 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
17011 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
17012 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
17013 (ix86_handle_option): Handle OPT_mmovbe.
17014 (ix86_target_string): Add -mmovbe.
17015 (pta_flags): Add PTA_MOVBE.
17016 (processor_alias_table): Add PTA_MOVBE to "atom".
17017 (override_options): Handle PTA_MOVBE.
17019 * config/i386/i386.h (TARGET_MOVBE): New.
17021 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
17022 (*bswapsi_movbe): New.
17023 (*bswapdi_movbe): Likewise.
17024 (bswapdi2): Renamed to ...
17025 (*bswapdi_1): This.
17026 (bswapdi2): New expander.
17028 * config/i386/i386.opt (mmovbe): New.
17030 * doc/invoke.texi: Document -mmovbe.
17032 2009-05-21 Taras Glek <tglek@mozilla.com>
17034 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
17035 * gcc-plugin.h (plugin_init): Updated signature.
17036 * gcc-plugin.h (plugin_name_args): Moved to this header.
17037 * doc/plugins.texi (plugin_init): Updated documention to reflect
17039 * doc/plugins.texi (plugin_name_args): Added to documention.
17041 2009-05-21 Mark Mitchell <mark@codesourcery.com>
17043 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
17044 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
17046 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
17048 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
17049 JUMP_TABLE_DATA_P predicates where applicable.
17050 * config/i386/predicates.md: Ditto.
17051 * config/i386/sse.md: Ditto.
17053 2009-05-21 Jakub Jelinek <jakub@redhat.com>
17055 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
17056 operand2 -128 override length_immediate attribute to 1.
17057 * config/i386/predicates.md (constm128_operand): New predicate.
17059 * config/i386/i386.c (memory_address_length): Handle %r12
17060 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
17062 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
17063 mode look through optional ZERO_EXTEND and SUBREG.
17064 * config/i386/i386.md (R12_REG): New define_constant.
17065 (prefix_data16): For sse unit set also for MODE_TI insns.
17066 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
17067 insns set if operand 1 is ext_QIreg_operand.
17068 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
17069 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
17071 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
17072 mode from MODE_DI to MODE_SI.
17073 (movdi_1_rex64): Override modrm and length_immediate attributes
17074 only for movabs (TYPE_IMOV, alternative 2).
17075 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
17076 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
17077 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
17078 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
17079 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
17080 prefix_rex attribute if DImode.
17081 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
17082 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
17083 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
17084 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
17085 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
17086 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
17087 Likewise. For TYPE_IMOV clear length_immediate attribute.
17088 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
17089 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
17090 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
17091 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
17092 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
17093 or one operand TYPE_ISHIFT.
17094 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
17095 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
17096 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
17097 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
17098 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
17099 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
17100 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
17101 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
17102 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
17103 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
17104 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
17105 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
17106 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
17107 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
17108 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
17109 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
17110 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
17111 set mode attribute, don't override length attribute.
17112 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
17114 (return_internal_long): Set length attribute to 2 instead of 1.
17115 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
17116 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
17117 prefix_rex attribute.
17118 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
17120 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
17122 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17124 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
17126 2009-05-20 Ian Lance Taylor <iant@google.com>
17128 * tree.c (build_tree_list_vec_stat): New function.
17129 (ctor_to_vec): New function.
17130 (build_nt_call_vec): New function.
17131 (build_call_array): Change args to be a const pointer.
17132 (build_call_vec): New function.
17133 * tree.h (build_nt_call_vec): Declare.
17134 (build_tree_list_vec_stat): Declare.
17135 (build_tree_list_vec): Define.
17136 (build_call_array): Update declaration.
17137 (build_call_vec): Declare.
17138 (ctor_to_vec): Declare.
17139 * c-common.c (tree_vector_cache): New static variable.
17140 (make_tree_vector): New function.
17141 (release_tree_vector): New function.
17142 (make_tree_vector_single): New function.
17143 (make_tree_vector_copy): New function.
17144 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
17145 (make_tree_vector_single, make_tree_vector_copy): Declare.
17146 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
17147 (c_parser_expr_list): Don't manage cache here, instead call
17149 (c_parser_release_expr_list): Remove static function.
17150 (c_parser_vec_to_tree_list): Remove static function.
17151 (c_parser_attributes): Call build_tree_list_vec instead of
17152 c_parser_vec_to_tree_list. Call release_tree_vector instead of
17153 c_parser_release_expr_list.
17154 (c_parser_postfix_expression_after_primary): Likewise.
17155 (c_parser_objc_keywordexpr): Likewise.
17157 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
17159 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
17160 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
17161 TARGET_CONVERT_TO_TYPE.
17162 * hooks.c (hook_tree_const_tree_null): Define.
17163 * hooks.h (hook_tree_const_tree_null): Declare.
17164 * target.h (struct gcc_target): Add invalid_parameter_type,
17165 invalid_return_type, promoted_type, and convert_to_type fields.
17166 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
17167 (TARGET_INVALID_RETURN_TYPE): Define.
17168 (TARGET_PROMOTED_TYPE): Define.
17169 (TARGET_CONVERT_TO_TYPE): Define.
17170 (TARGET_INITIALIZER): Update for new fields.
17171 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
17172 (grokparms): Check targetm.invalid_parameter_type.
17173 * c-typeck.c (default_conversion): Check targetm.promoted_type.
17174 * c-convert.c (convert): Check targetm.convert_to_type.
17176 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
17178 * config/mips/mips.md (*extenddi_truncate<mode>,
17179 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
17181 (*extendhi_truncateqi): New define_insn_and_sptit.
17183 2009-05-20 Jakub Jelinek <jakub@redhat.com>
17185 PR middle-end/40204
17186 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
17187 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
17189 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
17191 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
17192 the operand of VIEW_CONVERT_EXPR.
17194 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
17196 * config/i386/driver-i386.c (host_detect_local_cpu): Check
17197 extended family and model for Intel processors. Support Intel Atom.
17199 2009-05-20 Olivier Hainque <hainque@adacore.com>
17201 * gstab.h (stab_code_type): Define, to be used instead of the
17202 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
17204 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
17205 occurrences by stab_code_type.
17206 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
17208 2009-05-20 Martin Jambor <mjambor@suse.cz>
17210 * tree-flow.h (insert_edge_copies_seq): Undeclare.
17211 (sra_insert_before): Likewise.
17212 (sra_insert_after): Likewise.
17213 (sra_init_cache): Likewise.
17214 (sra_type_can_be_decomposed_p): Likewise.
17215 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
17216 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
17217 (sra_insert_before): Likewise.
17218 (sra_insert_after): Likewise.
17219 (sra_init_cache): Likewise.
17220 (insert_edge_copies_seq): Made static and moved upwards.
17222 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
17225 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
17227 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
17228 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
17231 2009-05-20 Richard Guenther <rguenther@suse.de>
17233 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17234 with mismatched comparison modes.
17236 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17238 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
17239 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
17240 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
17241 with shifts for Thumb2.
17242 (orsi_notsi): New for orn.
17243 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
17244 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
17245 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
17246 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
17247 Don't invert remainder for IOR.
17249 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
17251 PR tree-optimization/40087
17252 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
17253 number_of_iterations_ne): Rename never_infinite argument.
17254 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
17255 number_of_iterations_le): Handle pointer-type ivs when
17256 exit_must_be_taken is false.
17257 (number_of_iterations_cond): Do not always assume that
17258 exit_must_be_taken if the control variable is a pointer.
17260 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17262 * c-typeck.c (build_binary_op): Allow % on integal vectors.
17263 * doc/extend.texi (Vector Extension): Document that % is allowed too.
17265 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
17267 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
17268 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
17270 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17273 * c.opt (Wlogical-op): Disabled by default.
17274 * c-opt (c_common_post_options): Do not enable Wlogical-op with
17276 * doc/invoke.texi (Wlogical-op): Likewise.
17278 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
17280 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
17282 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
17283 Propagate the type of the first operand.
17284 <ASSERT_EXPR>: Simplify.
17285 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
17286 Rewrite using the RHS code as discriminant.
17287 <NOP_EXPR>: Turn into CASE_CONVERT.
17288 <PLUS_EXPR>: Propagate the type of the first operand.
17290 2009-05-19 Steve Ellcey <sje@cup.hp.com>
17292 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
17293 (ia64_dconst_0_375): New.
17294 * config/ia64/ia64.c (ia64_override_options): Remove
17295 -minline-sqrt-min-latency warning.
17296 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
17297 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
17298 * config/ia64/ia64.md (*sqrt_approx): Remove.
17299 (sqrtsf2): Remove #if 0.
17300 (sqrtsf2_internal_thr): Rewrite and move to div.md.
17301 (sqrtdf): Remove assert.
17302 (sqrtdf2_internal_thr): Rewrite and move to div.md.
17303 (sqrtxf2): Remove #if 0.
17304 (sqrtxf2_internal_thr): Rewrite and move to div.md.
17305 * div.md (sqrt_approx_rf): New.
17306 (sqrtsf2_internal_thr): New implementation.
17307 (sqrtsf2_internal_lat): New.
17308 (sqrtdf2_internal_thr: New implementation.
17309 (sqrtxf2_internal): New implementation.
17311 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
17312 Hans-Peter Nilsson <hp@axis.com>
17314 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
17315 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
17316 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
17317 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
17318 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
17319 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
17320 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
17321 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
17322 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
17323 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
17324 * c-common.c: ...from here.
17326 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17328 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
17330 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17332 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
17334 2009-05-19 Ben Elliston <bje@au.ibm.com>
17336 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
17337 assignments with memcpy calls.
17338 (add_fdes): Likewise.
17339 (binary_search_unencoded_fdes): Likewise.
17340 (linear_search_fdes): Eliminate type puns.
17342 2009-05-19 Richard Guenther <rguenther@suse.de>
17344 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
17345 not falsely claim to have propagated into all uses.
17347 2009-05-19 Ben Elliston <bje@au.ibm.com>
17349 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
17352 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
17354 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
17355 * config/sh/sh.c (sh_legitimate_address_p): Make static.
17356 (TARGET_LEGITIMATE_ADDRESS_P): New.
17357 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17358 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17360 2009-05-18 Dodji Seketeli <dodji@redhat.com>
17363 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
17364 child of the containing namespace's DIE.
17366 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
17368 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
17369 *zero_extendhi_truncqi): Move after the zero_extend patterns.
17370 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
17373 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
17376 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
17377 gen_align with gen_pad.
17378 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
17379 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
17381 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
17382 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
17384 * config/i386/i386.md (align): Renamed to ...
17385 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
17386 ASM_OUTPUT_MAX_SKIP_PAD.
17388 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
17390 * config.gcc: Fix variable syntax.
17393 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
17394 before calling exact_log2.
17395 (output_iorsi3): Likewise.
17396 (output_xorsi3): Likewise.
17398 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
17400 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
17401 for the none zero constant operand except for EQ and NE
17402 comprisons even when the first operand is R0.
17404 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
17406 * config/s390/2064.md: Remove trailing whitespaces.
17407 * config/s390/2084.md: Likewise.
17408 * config/s390/constraints.md: Likewise.
17409 * config/s390/fixdfdi.h: Likewise.
17410 * config/s390/libgcc-glibc.ver: Likewise.
17411 * config/s390/s390-modes.def: Likewise.
17412 * config/s390/s390-protos.h: Likewise.
17413 * config/s390/s390.c: Likewise.
17414 * config/s390/s390.h: Likewise.
17415 * config/s390/s390.md: Likewise.
17416 * config/s390/tpf-unwind.h: Likewise.
17418 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
17420 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
17422 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
17425 * configure.ac (m68k-*-*): Check if binutils support TLS.
17426 * configure: Regenerate.
17427 * config/m68k/predicates.md (symbolic_operand): Extend comment.
17428 * config/m68k/constraints.md (Cu): New constraint.
17429 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
17430 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
17431 (movsi): Handle TLS symbols.
17432 (addsi3_5200): Handle XTLS symbols, indent.
17433 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
17434 (m68k_tls_reference_p): Declare.
17435 (m68k_legitimize_address): Declare.
17436 (m68k_unwrap_symbol): Declare.
17437 * config/m68k/m68k.opt (mxtls): New option.
17438 * config/m68k/m68k.c (ggc.h): Include.
17439 (m68k_output_dwarf_dtprel): Implement hook.
17440 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
17441 (m68k_expand_prologue): Load GOT pointer when function needs it.
17442 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
17443 (m68k_legitimate_constant_address_p): Same.
17444 (m68k_decompose_address): Handle TLS references.
17445 (m68k_get_gp): New static function.
17446 (enum m68k_reloc): New contants.
17447 (TLS_RELOC_P): New macro.
17448 (m68k_wrap_symbol): New static function.
17449 (m68k_unwrap_symbol): New function.
17450 (m68k_final_prescan_insn_1): New static function.
17451 (m68k_final_prescan_insn): New function.
17452 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
17454 (legitimize_pic_address): Handle TLS references..
17455 (m68k_tls_get_addr, m68k_get_tls_get_addr)
17456 (m68k_libcall_value_in_a0_p)
17457 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
17458 (m68k_call_m68k_read_tp): Helper variables and functions for ...
17459 (m68k_legitimize_tls_address): Handle TLS references.
17460 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
17462 (m68k_legitimize_address): Handle TLS symbols.
17463 (m68k_get_reloc_decoration): New static function.
17464 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
17466 (m68k_output_dwarf_dtprel): Implement hook.
17467 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
17468 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
17469 m68k_call_* routines.
17470 (sched_attr_op_type): Handle TLS symbols.
17471 (gt-m68k.h): Include.
17472 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
17473 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
17475 2009-05-18 Martin Jambor <mjambor@suse.cz>
17477 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
17478 (visit_store_addr_for_mod_analysis): New function.
17479 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
17480 (determine_cst_member_ptr): Use gimple_assign_single_p.
17481 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
17482 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
17483 operands. Don't check number of operands of a NOP_EXPR.
17485 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
17487 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
17489 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
17492 * c-common.c (warn_logical_operator): Don't warn if one of
17493 expression isn't always true or false.
17495 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
17497 * config/i386/biarch32.h: New file.
17498 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
17500 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
17502 * config/mips/mips.md (*zero_extend<mode>_trunchi,
17503 *zero_extend<mode>_truncqi): Merge these into ...
17504 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
17505 Name the pattern following this as *zero_extendhi_truncqi.
17507 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
17509 PR middle-end/39301
17510 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
17511 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
17512 (output_info): Make field HOST_WIDEST_INT.
17513 (print_statistics): Use HOST_WIDEST_INT_PRINT.
17514 (dump_bitmat_statistics): Same.
17516 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
17518 * config.gcc (use_gcc_stdint): Set to wrap.
17519 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17520 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17521 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17522 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17523 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17524 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17525 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17526 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17528 2009-05-16 Joseph Myers <joseph@codesourcery.com>
17530 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
17532 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
17533 Move definitions earlier.
17534 (OPT_ARCH64, OPT_ARCH32): Define.
17535 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
17538 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17541 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
17544 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17546 * arm.md (movdi2): Copy non-reg values to DImode registers.
17548 2009-05-16 Jakub Jelinek <jakub@redhat.com>
17551 * final.c (label_to_max_skip): New function.
17552 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
17553 CODE_LABEL_NUMBER <= max_labelno.
17554 * output.h (label_to_max_skip): New prototype.
17555 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
17556 (ix86_avoid_jump_mispredicts): ... this. Don't define if
17557 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
17558 Handle CODE_LABELs with >= 16 byte alignment or with
17559 max_skip == (1 << align) - 1.
17560 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
17561 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
17564 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
17565 .p2align 3 if MAX_SKIP is smaller than 7.
17566 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17568 2009-05-15 Ian Lance Taylor <iant@google.com>
17570 * alias.c (struct alias_set_entry_d): Rename from struct
17571 alias_set_entry. Change all uses.
17572 * except.c (struct call_site_record_d): Rename from struct
17573 call_site_record. Change all uses.
17574 * except.h (struct eh_region_d): Rename from struct eh_region.
17576 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17578 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17579 ivtype_map_elt. Change all uses.
17580 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17582 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17583 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17585 (struct sese_d): Rename from struct sese. Change all uses.
17586 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17587 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17588 * optabs.h (struct optab_d): Rename from struct optab. Change all
17590 (struct convert_optab_d): Rename from struct convert_optab.
17592 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17593 ipa_opt_pass. Change all uses.
17594 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17597 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17598 defined as a typedef.
17599 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17602 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17605 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17607 (merge_ranges): Returns bool.
17608 * tree.h (make_range): .. to here.
17609 (build_range_check): Likewise.
17610 (merge_ranges): Likewise. Renamed from merge_ranges.
17611 * c-typeck.c (parser_build_binary_op): Update calls to
17612 warn_logical_operator.
17613 * c-common.c (warn_logical_operator): Add new warning.
17614 * c-common.h (warn_logical_operator): Update declaration.
17616 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17618 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17620 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17622 * doc/install.texi: Document MPC requirements, flags etc.
17624 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17625 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17626 Evaluate constant arguments.
17627 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17628 (fold_builtin_1): Likewise, also evaluate constant arguments.
17629 Remove superfluous break.
17630 (do_mpc_ckconv): New.
17631 * real.h: Include mpc.h.
17632 * toplev.c (print_version): Output MPC version info if available.
17634 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17636 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17638 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17640 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17643 2009-05-15 Jan Hubicka <jh@suse.cz>
17645 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17646 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17647 (try_inline): Fix return value.
17648 (cgraph_decide_inlining_incrementally): Honor new value.
17649 (cgraph_early_inlining): Handle indirect inlining.
17650 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17652 2009-05-15 Jan Hubicka <jh@suse.cz>
17654 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17655 * cgraphunit.c (cgraph_finalize_function): Set it.
17656 (cgraph_expand_function): Use it.
17658 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17660 * real.c (encode_ieee_half): Define.
17661 (decode_ieee_half): Define.
17662 (ieee_half_format): Define.
17663 (arm_half_format): Define.
17664 * real.h (ieee_half_format): Declare.
17665 (arm_half_format): Declare.
17667 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17669 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17670 swapped, and reversed optabs exist before trying to use them.
17672 2009-05-15 Paul Brook <paul@codesourcery.com>
17673 Sandra Loosemore <sandra@codesourcery.com>
17675 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17676 loads. Allow PRE_DEC.
17677 (output_move_neon): Handle PRE_DEC.
17678 (arm_print_operand): Add 'A' for neon structure loads.
17679 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17680 * config/arm/neon.md (neon_mov): Update comment.
17681 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17683 (Um): New constraint.
17685 2009-05-15 Jan Hubicka <jh@suse.cz>
17687 Revert the following patch until testsuite fallout is fixed:
17688 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17689 * cgraph.h (struct inline_summary): New filed self_wize,
17690 size_inlining_benefit, self_time and time_inlining_benefit.
17691 (struct cgraph_global_info): Replace insns by time ans size fields.
17692 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17693 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17694 (ipcp_update_callgraph): Do not touch function bodies.
17695 * ipa-inline.c: Include except.h
17696 (MAX_TIME): New constant.
17697 (overall_insns): Remove
17698 (overall_size, max_benefit): New static variables.
17699 (cgraph_estimate_time_after_inlining): New function.
17700 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17701 (cgraph_clone_inlined_nodes): Update size.
17702 (cgraph_mark_inline_edge): Update size.
17703 (cgraph_estimate_growth): Use size info.
17704 (cgraph_check_inline_limits): Check size.
17705 (cgraph_default_inline_p): Likewise.
17706 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17707 (cgraph_decide_recursive_inlining): Check size.
17708 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17710 (cgraph_decide_inlining): Likewise.
17711 (cgraph_decide_inlining_incrementally): Likewise; honor
17712 PARAM_EARLY_INLINING_INSNS.
17713 (likely_eliminated_by_inlining_p): New predicate.
17714 (estimate_function_body_sizes): New function.
17715 (compute_inline_parameters): Use it.
17716 * except.c (must_not_throw_labels): New function.
17717 * except.h (must_not_throw_labels): Declare.
17718 * tree-inline.c (init_inline_once): Kill inlining_weigths
17719 * tree-ssa-structalias.c: Avoid uninitialized warning.
17720 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17721 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17722 (PARAM_INLINE_CALL_COST): Remove.
17723 (PARAM_EARLY_INLINING_INSNS): New.
17725 2009-05-15 Richard Guenther <rguenther@suse.de>
17727 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17728 not TODO_update_ssa.
17730 2009-05-15 Richard Guenther <rguenther@suse.de>
17732 PR tree-optimization/39999
17733 * gimple.h (gimple_expr_type): Use the expression type looking
17734 through useless conversions.
17735 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17736 (vn_nary_op_insert_stmt): Likewise.
17737 (simplify_binary_expression): Likewise.
17739 2009-05-15 Richard Guenther <rguenther@suse.de>
17741 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17742 New options, enabled by default.
17743 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17745 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17746 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17747 * tree-ssa-structalias.c (gate_tree_pta): New function.
17748 (pass_build_alias): Use it.
17750 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17752 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17753 recurse on an invariant address if a conversion from a pointer
17754 type to a wider integer type is involved.
17756 2009-05-15 Jan Hubicka <jh@suse.cz>
17758 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17759 * cgraph.h (struct inline_summary): New filed self_wize,
17760 size_inlining_benefit, self_time and time_inlining_benefit.
17761 (struct cgraph_global_info): Replace insns by time ans size fields.
17762 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17763 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17764 (ipcp_update_callgraph): Do not touch function bodies.
17765 * ipa-inline.c: Include except.h
17766 (MAX_TIME): New constant.
17767 (overall_insns): Remove
17768 (overall_size, max_benefit): New static variables.
17769 (cgraph_estimate_time_after_inlining): New function.
17770 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17771 (cgraph_clone_inlined_nodes): Update size.
17772 (cgraph_mark_inline_edge): Update size.
17773 (cgraph_estimate_growth): Use size info.
17774 (cgraph_check_inline_limits): Check size.
17775 (cgraph_default_inline_p): Likewise.
17776 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17777 (cgraph_decide_recursive_inlining): Check size.
17778 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17780 (cgraph_decide_inlining): Likewise.
17781 (cgraph_decide_inlining_incrementally): Likewise; honor
17782 PARAM_EARLY_INLINING_INSNS.
17783 (likely_eliminated_by_inlining_p): New predicate.
17784 (estimate_function_body_sizes): New function.
17785 (compute_inline_parameters): Use it.
17786 * except.c (must_not_throw_labels): New function.
17787 * except.h (must_not_throw_labels): Declare.
17788 * tree-inline.c (init_inline_once): Kill inlining_weigths
17789 * tree-ssa-structalias.c: Avoid uninitialized warning.
17790 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17791 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17792 (PARAM_INLINE_CALL_COST): Remove.
17793 (PARAM_EARLY_INLINING_INSNS): New.
17794 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17795 (inline-call-cost): Remove.
17796 (early-inlining-insns): New.
17798 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17800 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17802 (print_int_cst_bounds_in_octal_p): Likewise.
17803 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17805 * dwarf2out.c (base_type_die): Likewise.
17806 (is_subrange_type): Delete.
17807 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17808 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17809 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17810 if the destination type is boolean.
17811 (build_range_check): Do not special-case subtypes.
17812 (fold_sign_changed_comparison): Likewise.
17813 (fold_unary): Likewise.
17814 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17815 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17816 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17817 * tree.c (subrange_type_for_debug_p): New predicate based on the
17818 former is_subrange_type.
17819 * tree.h (subrange_type_for_debug_p): Declare.
17820 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17821 (convert_affine_scev): Remove call to above function.
17822 (chrec_convert_aggressive): Likewise.
17823 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17824 false for conversions involving subtypes.
17825 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17826 (vrp_val_min): Likewise.
17827 (needs_overflow_infinity): Likewise.
17828 (extract_range_from_unary_expr): Likewise.
17830 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17832 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17833 * config/frv/frv.c: Likewise.
17834 * config/s390/s390.c: Likewise.
17835 * config/sparc/sparc.h: Likewise.
17836 * config/i386/i386.h: Likewise.
17837 * config/i386/i386.c: Likewise.
17838 * config/crx/crx.c: Likewise.
17839 * config/m68hc11/m68hc11.h: Likewise.
17840 * config/iq2000/iq2000.c: Likewise.
17841 * config/mn10300/mn10300.h: Likewise.
17842 * config/mn10300/mn10300.c: Likewise.
17843 * config/m68k/m68k.c: Likewise.
17844 * config/rs6000/rs6000.c: Likewise.
17845 * config/rs6000/xcoff.h: Likewise.
17846 * config/rs6000/linux64.h: Likewise.
17847 * config/rs6000/sysv4.h: Likewise.
17848 * config/score/score3.c: Likewise.
17849 * config/score/score7.c: Likewise.
17850 * config/score/score.c: Likewise.
17851 * config/arm/arm.md: Likewise.
17852 * config/mips/mips.c: Likewise.
17853 * config/mips/mips.md: Likewise.
17854 * config/bfin/bfin.h: Likewise.
17855 * config/pa/pa.c: Likewise.
17856 * config/pa/constraints.md: Likewise.
17858 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17859 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17860 * config/pdp11/pdp11.h: Use memory_address_p instead.
17862 2009-05-14 Ian Lance Taylor <iant@google.com>
17864 * passes.c (finish_optimization_passes): Change i to int.
17865 * plugin.c (plugins_active_p): Change event to int.
17866 (dump_active_plugins): Likewise.
17867 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17869 * tree.c (tree_range_check_failed): Change c to unsigned int.
17870 (omp_clause_range_check_failed): Likewise.
17871 (build_common_builtin_nodes): Change mode to int. Add cast.
17872 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17873 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17875 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17876 ++ or -- with a variable of enum type.
17878 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17881 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17883 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17885 * store-motion.c: Do not include params.h
17886 * Makefile.in: Fix dependencies for various files.
17888 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17890 * auto-inc-dec.c: Fix pass description, remove apparent
17891 accidental duplication.
17893 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17895 PR middle-end/40147
17896 * ipa-utils.h (memory_identifier_string): Moved to ...
17897 * tree.h (memory_identifier_string): Here. Add GTY(()).
17899 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17901 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17902 in the former documentation of...
17903 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17904 * ira-conflicts.c (get_dup_num): Use address_operand.
17905 * targhooks.c (default_legitimate_address_p): New.
17906 * targhooks.h (default_legitimate_address_p): New.
17907 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17909 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17910 * target.h (struct target): Add legitimate_address_p.
17911 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17912 (TARGET_INITIALIZER): Include it.
17914 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17915 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17916 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17917 (TARGET_LEGITIMATE_ADDRESS_P): New.
17919 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17920 (REG_OK_STRICT_P): Delete.
17921 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17922 (frv_legitimate_address_p_1): ... this.
17923 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17924 (frv_legitimate_address_p_1): ... the renamed old
17925 frv_legitimate_address_p.
17926 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17927 (TARGET_LEGITIMATE_ADDRESS_P): New.
17929 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17930 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17931 * config/s390/s390.c (legitimate_address_p): Rename to...
17932 (s390_legitimate_address_p): ... this, make static.
17933 (legitimize_address): Adjust call.
17934 (TARGET_LEGITIMATE_ADDRESS_P): New.
17935 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17937 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17938 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17939 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17940 (TARGET_LEGITIMATE_ADDRESS_P): New.
17942 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17943 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17944 * config/spu/spu.c (spu_legitimate_address): Rename to...
17945 (spu_legitimate_address_p): ... this, make static.
17946 (TARGET_LEGITIMATE_ADDRESS_P): New.
17948 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17949 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17950 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17951 (sparc_legitimate_address_p): ... this, make static and return bool.
17952 (legitimize_address): Adjust call.
17953 (TARGET_LEGITIMATE_ADDRESS_P): New.
17955 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17956 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17957 * config/i386/i386.c (legitimate_address_p): Rename to...
17958 (ix86_legitimate_address_p): ... this, make static.
17959 (constant_address_p): Move after it, adjust call.
17960 (TARGET_LEGITIMATE_ADDRESS_P): New.
17962 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17963 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17964 * config/avr/avr.c (legitimate_address_p): Rename to...
17965 (avr_legitimate_address_p): ... this, make static.
17966 (legitimize_address): Adjust call.
17967 (TARGET_LEGITIMATE_ADDRESS_P): New.
17969 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17970 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17971 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17972 (TARGET_LEGITIMATE_ADDRESS_P): New.
17974 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17975 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17976 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17977 (TARGET_LEGITIMATE_ADDRESS_P): New.
17979 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17980 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17982 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17984 (TARGET_LEGITIMATE_ADDRESS_P): New.
17986 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17987 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17989 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17991 (m68hc11_legitimate_address_p): ... this, make static.
17992 (go_if_legitimate_address_internal): Rename to...
17993 (m68hc11_legitimate_address_p_1): ... this.
17994 (legitimize_address): Adjust call.
17995 (TARGET_LEGITIMATE_ADDRESS_P): New.
17997 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17998 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17999 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
18000 (TARGET_LEGITIMATE_ADDRESS_P): New.
18002 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18003 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
18004 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
18005 (mn10300_legitimate_address_p): ... this, make static.
18006 (TARGET_LEGITIMATE_ADDRESS_P): New.
18008 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18009 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
18010 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
18011 (TARGET_LEGITIMATE_ADDRESS_P): New.
18013 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18014 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
18015 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
18016 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18017 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
18018 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
18019 (rs6000_legitimate_address_p): ... this, make static.
18020 (TARGET_LEGITIMATE_ADDRESS_P): New.
18021 (REG_MODE_OK_FOR_BASE_P): Delete.
18022 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
18024 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18025 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
18027 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
18028 static, adjust types.
18029 (TARGET_LEGITIMATE_ADDRESS_P): New.
18031 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18032 * config/score/score.c (score_address_p): Rename to...
18033 (score_legitimate_address_p): ... this.
18034 (TARGET_LEGITIMATE_ADDRESS_P): New.
18035 * config/score/score3.c (score3_address_p): Rename to...
18036 (score3_legitimate_address_p): ... this.
18037 * config/score/score7.c (score7_address_p): Rename to...
18038 (score7_legitimate_address_p): ... this.
18040 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
18041 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
18042 GO_IF_LEGITIMATE_ADDRESS): Delete.
18043 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
18044 thumb2_legitimate_address_p): Delete.
18045 (arm_legitimate_address_p): Rename to...
18046 (arm_legitimate_address_outer_p): ... this.
18047 * config/arm/constraints.md ("Uq"): Adjust call.
18048 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
18049 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
18051 (arm_legitimate_address_outer_p): ... this.
18052 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
18054 (TARGET_LEGITIMATE_ADDRESS_P): New.
18056 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18057 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
18058 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
18059 (TARGET_LEGITIMATE_ADDRESS_P): New.
18061 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18062 * config/vax/vax-protos.h (legitimate_address_p): Remove.
18063 * config/vax/vax.c (legitimate_address_p): Rename to...
18064 (vax_legitimate_address_p): ... this, make static.
18065 (TARGET_LEGITIMATE_ADDRESS_P): New.
18067 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18068 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
18069 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
18070 (TARGET_LEGITIMATE_ADDRESS_P): New.
18072 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18073 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
18074 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
18075 (mmix_legitimate_address_p): ... this, make static.
18076 (TARGET_LEGITIMATE_ADDRESS_P): New.
18078 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18079 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
18080 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
18081 (TARGET_LEGITIMATE_ADDRESS_P): New.
18083 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
18085 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
18086 of MODE_COMPLEX_INT.
18088 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18090 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
18091 LCT_NORMAL in function call.
18092 * mips-tdump.c (print_file_desc): Add cast to enum type.
18093 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
18094 (mark_stabs): Add casts to enum types.
18095 (parse_stabs_common): Add casts to enum types.
18097 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
18099 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
18100 Check for invalid values of LETTER.
18102 2009-05-13 Taras Glek <tglek@mozilla.com>
18104 * attribs.c (register_attribute): moved out attribute registration
18105 into register_attribute.
18106 * doc/plugins.texi: Documented register_attribute and
18108 * gcc-plugin.h: Added forward decl for register_attribute.
18109 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
18110 * plugin.c (register_callback, invoke_plugin_callbacks): Added
18111 PLUGIN_ATTRIBUTES boilerplate.
18113 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
18115 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
18116 values even in sentinel and empty entries.
18117 (ms_printf_flag_specs): Likewise.
18118 (ms_scanf_flag_specs): Likewise.
18119 (ms_strftime_flag_specs): Likewise.
18120 (ms_print_char_table): Likewise.
18121 (ms_scan_char_table): Likewise.
18122 (ms_time_char_table): Likewise.
18124 2009-05-13 Doug Kwan <dougkwan@google.com>
18126 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
18128 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
18130 * config/mips/mips.md (store): Add attributes for QI and HI.
18132 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
18133 (truncdi<mode>2): ... this new pattern.
18135 2009-05-13 Brad Hards <bradh@kde.org>
18137 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
18139 2009-05-14 Jakub Jelinek <jakub@redhat.com>
18140 Ben Elliston <bje@au.ibm.com>
18142 PR middle-end/40035
18143 * dse.c (check_mem_read_rtx): Guard against width == -1.
18145 2009-05-13 Michael Matz <matz@suse.de>
18147 PR middle-end/39976
18148 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
18149 (trivially_conflicts_p): New function.
18150 (insert_backedge_copies): Use it.
18152 2009-05-13 Janis Johnson <janis187@us.ibm.com>
18154 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
18155 (handle_stdc_pragma): Use new enum constant names.
18156 (handle_pragma_float_const_decimal64): Ditto.
18158 2009-05-13 Ian Lance Taylor <iant@google.com>
18160 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
18163 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
18165 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
18166 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
18168 * config/m68k/m68k.h (FL_UCLINUX): Define.
18170 2009-05-13 Jan Hubicka <jh@suse.cz>
18172 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
18174 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18176 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
18177 unless -fschedule-insns is specified.
18179 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18182 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
18183 TARGET_EXPAND_CBRANCHDI4.
18184 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
18185 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
18186 (cmpeqdi): Fix comment.
18188 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18190 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
18191 (sh_legitimate_address_p): Likewise.
18192 * config/sh/sh.c (sh_legitimate_index_p): New.
18193 (sh_legitimate_address_p): Likewise.
18194 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
18195 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
18196 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
18197 (MAYBE_BASE_REGISTER_RTX_P): New macro.
18198 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
18199 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
18200 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
18201 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
18202 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
18204 2009-05-12 Jan Hubicka <jh@suse.cz>
18206 * tree-inline.c (estimate_operator_cost): Add operands;
18207 when division happens by constant, it is cheap.
18208 (estimate_num_insns): Loads and stores are not having cost of 0;
18209 EH magic stuff is cheap; when computing runtime cost of switch,
18210 use log2 base of amount of its cases; builtin_expect has cost of 0;
18211 compute cost for moving return value of call.
18212 (init_inline_once): Initialize time_based flags.
18213 * tree-inline.h (eni_weights_d): Add time_based flag.
18215 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18217 * df-core.c: Update head documentation.
18219 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18222 * rs6000.c (rs6000_generate_compare): Use op1b instead of
18223 shadowing exisiting variable op1.
18225 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
18228 * config/i386/driver-i386.c (processor_signatures): New enum.
18229 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
18230 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
18231 processor signature to detect geode processor.
18233 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18237 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18239 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18240 causes spurious differences between trunk and cond-optab branch.
18242 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18244 * dojump.c (compare_from_rtx): Delete.
18245 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
18246 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
18247 if the comparison does not satisfy the predicate; test predicates for
18248 operands 2 and 3 of a cstore pattern. Don't try cstore optab
18249 further if one existing pattern fails.
18250 * expr.h (compare_from_rtx): Delete.
18251 (prepare_operand): Declare it.
18252 * optabs.c: Change "lib call" to "libcall" throughout.
18253 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
18254 HAVE_conditional_trap, emit_cmp_insn): Delete.
18255 (can_compare_p): Delete cmp_optab case.
18256 (prepare_float_lib_cmp): Return an rtx and a machine mode.
18257 Accept other parameters by value.
18258 (prepare_operand): Make non-static.
18259 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
18260 other parameters by value. Try to widen operands here based on
18261 an optab_methods argument and looking at cbranch_optab.
18262 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
18263 loop. Use cbranch_optab directly.
18264 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
18265 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
18267 (emit_conditional_move, emit_conditional_add): Inline what's needed
18268 of compare_from_rtx, using new prepare_cmp_insn for the rest.
18269 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
18270 with COMPARE. Move cmov_optab and cstore_optab above
18271 with cbranch_optab, move cmp_optab down with ucmp_optab,
18272 remove tst_otpab. Do not initialize trap_rtx.
18273 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
18274 for trap code. Do not check HAVE_conditional_trap. Use
18275 prepare_cmp_insn. Accept no predicate for operand 3.
18276 * optabs.h (OTI_cmp): Mark as used only for libcalls.
18277 (OTI_ctrap, ctrap_optab): New.
18278 (tst_optab): Delete.
18279 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
18280 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
18281 with lookup of ctrap_optab.
18282 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
18284 (ctrap_optab): New.
18286 * combine.c (combine_simplify_rtx, simplify_set): Do not
18287 special case comparing against zero for cc0 machines.
18288 * simplify-rtx.c (simplify_binary_operation_1): Never remove
18289 COMPARE on cc0 machines.
18290 (simplify_relational_operation): Return a new expression when
18291 a COMPARE could be removed.
18292 * final.c (final_scan_insn): Compare cc_status values
18293 against LHS of a (compare FOO (const_int 0)) cc0 source.
18294 Also check if cc_status.value is the full compare.
18296 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
18297 (cstoreMM4): Document.
18298 (conditional_trap): Document ctrapMM4 instead.
18299 (sync_compare_and_swapMM): Refer to cbranchcc4.
18300 (Dependent Patterns): Eliminate obsolete information referring to
18301 the old jump optimization phase.
18302 (Canonicalization): Include cbranchcc4 case, omit canonicalization
18303 of compares with 0 on cc0 machines.
18304 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
18305 avoiding references to cc0. Remove text about storing operands
18307 * doc/tm.texi (Condition Codes): Include blurb on different
18308 condition code representations, separate into subsections for
18309 CC0, MODE_CC and conditional execution.
18311 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
18312 alpha_emit_setcc): Accept operands and a machine mode.
18313 * config/alpha/alpha.c (alpha_emit_conditional_branch):
18314 Get code/op0/op1 from operands, use machine mode argument
18315 instead of alpha_compare.fp_p. Emit the branch here.
18316 (alpha_emit_setcc): Likewise, and return boolean.
18317 (alpha_emit_conditional_move): Likewise. Assert that
18318 cmp_op_mode == cmp_mode, and simplify accordingly.
18319 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
18320 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
18321 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
18323 (stack probe test): Use cbranchdi4.
18324 * config/alpha/predicates.md (alpha_cbranch_operator): New.
18326 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
18327 * config/arc/arc.h (movsicc, movsfcc): Use it.
18328 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
18329 (cbranchsi4, cstoresi4): New.
18330 (cmpsi, bCC and sCC expanders): Remove.
18332 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
18333 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
18334 * config/arm/predicates.md (arm_comparison_operator): Only include
18335 floating-point operators if there is a hardware floating-point unit.
18336 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
18337 deferring to cbranch_cc and cstore_cc respectively.
18338 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
18339 cbranch_cc, cstore_cc): New.
18340 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
18342 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
18344 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
18345 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
18347 (adjust_insn_length): Adjust calls.
18348 (avr_reorg): Handle (compare (foo) (const_int 0)).
18349 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
18350 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
18351 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
18352 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
18354 (cbranchqi4, cbranchhi4, cbranchsi4): New.
18355 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
18357 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
18358 (cbranchsi4, cstorebi4, cstoresi4): New.
18359 (movbisi): This insn is duplicate, split it to zero_extend.
18360 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
18361 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
18362 (bfin_optimize_loop): Use cbranch expander.
18363 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
18364 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
18365 (bfin_bimode_comparison_operator): ... this.
18366 (bfin_direct_comparison_operator): New.
18368 * config/cris/cris.c (cris_normal_notice_update_cc): Look
18369 inside (compare FOO (const_int 0)).
18370 (cris_rtx_costs): Handle ZERO_EXTRACT.
18371 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
18372 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
18373 (*tstdi_v32): Delete.
18374 (*cmpdi_non_v32): Add M alternative for operand 1.
18375 (cmpsi, cmp<mode>): Make private.
18376 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
18378 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
18380 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
18381 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
18382 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
18383 (cc_reg_operand): New.
18384 (any_cond): Delete.
18385 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
18386 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
18387 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
18388 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
18389 crx_expand_scond): Delete.
18391 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
18393 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
18394 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
18396 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
18397 cstoresi4, cstoresf4, cstoredf4): New.
18398 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
18399 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
18400 Receive the entire operands array.
18401 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
18402 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
18403 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
18404 Get test/op0/op1 from the operands array.
18405 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
18407 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
18408 (h8300_expand_store): New.
18409 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
18411 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
18412 (h8300_expand_store): New.
18413 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
18414 or do not try to produce (set (cc0) REG).
18415 (peepholes): Wrap arguments with COMPARE. Add a peephole to
18416 change a compare into a move to a scratch register. Disable some
18417 peepholes when comparing with zero.
18418 (tstsi, tsthi, tstsi, cmpqi): Make private.
18420 (bCC, sCC): Delete.
18421 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
18424 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
18425 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
18426 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
18427 (ix86_emit_i387_log1p): Use cbranchxf2.
18428 (ix86_expand_setcc): Return void.
18429 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
18430 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
18431 cmp<MODEF>, cmpcc): Remove.
18432 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
18433 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
18434 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
18435 (sCC and bCC expanders): Remove.
18436 (stack_protect_test): Use cbranchcc4.
18438 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
18440 (ia64_expand_compare): Accept three rtx by reference and return void.
18441 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
18442 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
18443 from *expr. Update *expr with the BImode comparison to do.
18444 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
18445 cmptf, bCC, sCC, conditional_trap): Delete.
18446 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
18447 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
18448 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
18449 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
18450 * config/ia64/predicates.md (ia64_cbranch_operator): New.
18452 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
18453 type of last argument.
18454 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
18455 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
18456 use machine mode argument instead of branch_type. Remove dead
18457 code for floating-point comparisons.
18458 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
18459 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
18461 (cbranchsi4, cstoresi4): New.
18462 * config/iq2000/predicates.md (reg_or_const_operand): New.
18464 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
18465 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
18466 (b<code>_op): Rewrite to...
18467 (bcc_op): ... this, using match_operator.
18468 (s<code>_op): Rewrite to...
18469 (scc_op): ... this, using match_operator.
18470 (s<code>_24_op): Rewrite to...
18471 (scc_op_24): ... this, using match_operator.
18472 (s<code>_<mode>): Rewrite to...
18473 (cstore<mode>4): ... this, using match_operator.
18474 (s<code>_<mode>_24): Rewrite to...
18475 (cstore<mode>4_24): ... this, using match_operator.
18476 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
18477 m32c_unpend_compare, m32c_expand_scc): Delete.
18478 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
18479 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
18480 (m32c_expand_movcc): Change NE to EQ if necessary.
18481 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
18483 * config/m32r/m32r-protos.h (gen_cond_store): New.
18484 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
18485 (gen_cond_store): New, from sCC patterns.
18486 (m32r_expand_block_move): Use cbranchsi4.
18487 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
18488 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
18489 (cbranchsi4, cstoresi4): New.
18491 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
18493 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
18494 (m68hc11_notice_update_cc): Look into a compare with 0.
18495 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
18497 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
18498 cmphi, cmpqi, bCC): Delete.
18499 (cbranchsi4, cbranchhi4, cbranchqi4): New.
18500 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
18501 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
18504 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
18505 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
18506 * config/m68k/constraints.md (H): New.
18507 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
18508 the define_insn below.
18509 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
18510 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
18511 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
18512 patterns): Wrap RHS with COMPARE.
18513 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
18514 (*cmpdi_internal): Name this pattern.
18515 (cmpdi): Change to define_insn.
18516 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
18517 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
18518 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
18520 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
18521 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
18522 (conditional_trap): Change to...
18523 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
18524 (*conditional_trap): Use the ordered_comparison_operator and
18525 const1_operand predicates.
18526 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
18527 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
18528 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
18529 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
18531 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
18532 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
18533 (mcore_gen_compare): New.
18534 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
18535 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
18536 (mcore_gen_compare): ... this.
18537 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
18538 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
18539 (stack probe pattern): Use cbranchsi4.
18541 * config/mips/predicates.md (mips_cstore_operator): New.
18542 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
18543 * config/mips/mips.md (any_cond): Delete.
18544 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
18546 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
18547 fixuns_truncsfdi2): Use cbranch patterns.
18548 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
18549 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
18550 Adjust call to mips_expand_conditional_branch.
18551 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
18553 * config/mips/mips-protos.h (mips_expand_conditional_branch,
18554 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
18555 * config/mips/mips.c (cmp_operands): Delete.
18556 (mips_emit_compare): Get comparison operands from *op0/*op1.
18557 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
18558 that it succeeds. Use op0/op1 instead of cmp_operands.
18559 (mips_expand_conditional_branch, mips_expand_conditional_move,
18560 mips_expand_conditional_trap): Likewise.
18561 (mips_block_move_loop): Use cbranch patterns.
18562 * config/mips/mips.h (cmp_operands): Delete.
18564 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
18565 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18566 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18567 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18568 (*cmpcc_folded): Rename to...
18569 (*cmpdi_folded): this.
18570 (*cmpcc): Rename to...
18572 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18575 (cbranchdf4): New. Handle invalid comparisons here.
18576 * config/mmix/predicates.md (float_comparison_operator): New.
18578 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18579 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18580 * config/mn10300/mn10300.md (tst): Delete.
18581 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18582 Name these patterns and wrap RHS in a compare.
18583 (*cmpsi): Make this pattern private. Include tst.
18584 (*cmpsf): Make this pattern private.
18585 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18586 (compare with zero peepholes): Likewise.
18588 (cbranchsi4, cbranchsf4): New.
18589 (casesi): Use cbranchsi4.
18591 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18592 hppa_branch_type): Delete.
18593 (return_addr_rtx): Use cbranchsi4.
18594 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18595 Emit CCFPmode comparison here.
18596 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18597 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18598 hppa_branch_type): Delete.
18599 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18600 (movsicc, movdicc): Remove references to hppa_compare_op0,
18601 hppa_compare_op1 and compare_from_rtx.
18602 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18603 (casesi): Use cbranchsi4.
18605 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18606 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18607 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18608 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18609 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18611 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18612 (*branch, *branch_inverted): New.
18614 * config/picochip/picochip.md (cbranchhi4): Use
18615 ordered_comparison_operator.
18616 (cmphi, bCC): Remove.
18618 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18619 (trap_comparison_operator): Delete.
18620 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18621 rs6000_emit_cbranch): Accept mode and operands.
18622 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18623 rs6000_compare_fp_p): Delete.
18624 (rs6000_generate_compare): Accept mode and comparison. Extract code
18625 and op0/op1 from there. Replace references to rs6000_compare_op0
18626 and rs6000_compare_op1.
18627 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18628 extract result from passed operands.
18629 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18630 extract loc from passed operands.
18631 (rs6000_emit_cmove): Likewise.
18632 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18633 rs6000_compare_fp_p): Delete.
18634 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18635 (cbranch<GPR>4, cbranch<FP>4): New.
18636 (cstore<mode>4): New. Consolidate here all choices about when to use
18637 portable or specialized sCC sequences.
18638 (stack_protect_test): Use cbranchsi4.
18639 (conditional_trap): Replace with ctrap<GPR>4.
18640 (conditional trap insn): Replace trap_comparison_operator with
18641 ordered_comparison_operator.
18643 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18644 (s390_emit_prologue): Use ctrap.
18645 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18646 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18647 New predicates replacing...
18648 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18649 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18650 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18651 (add<mode>cc): Do not use s390_compare_op0/op1.
18652 (s<code>): Change to...
18653 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18654 (seq): Change to...
18655 (cstorecc4): ... this. Handle EQ or NE equally.
18656 (*sne): Un-privatize for use in cstorecc4.
18657 (b<code>): Change to...
18658 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18659 (conditional_trap): Replace with...
18660 (ctrap<GPR>4, ctrap<FP>4): ... these.
18661 (stack_protect): Use cbranchcc4.
18663 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18664 * config/score/score-protos.h (score_gen_cmp): Delete.
18665 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18666 (score_block_move-loop): Use cbranchsi4.
18667 * config/score/score.md (cbranchsi4): New.
18668 (cmpsi, bCC): Delete.
18669 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18670 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18671 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18672 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18673 * config/score/score3.h (score3_gen_cmp): Delete.
18674 * config/score/score7.h (score7_gen_cmp): Delete.
18676 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18677 (sh_emit_scc_to_t): ... this. Return void.
18678 (from_compare): Rename to...
18679 (sh_emit_compare_and_branch): ... this.
18680 (sh_emit_compare_and_set): New.
18681 (sh_expand_t_scc): Accept operands.
18682 * config/sh/predicates.md (sh_float_comparison_operator): New.
18683 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18684 (prepare_scc_operands): Rename to...
18685 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18687 (sh_emit_cheap_store_flag): New.
18688 (sh_emit_set_t_insn): New.
18689 (from_compare): Rename to...
18690 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18691 handling of TARGET_SH2E floating point to avoid recursive call.
18692 Generate branch here.
18693 (sh_emit_compare_and_set): New.
18694 (sh_expand_t_scc): Get op0/op1 from arguments.
18695 (sh_emit_cheap_store_flag): New.
18696 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18698 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18699 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18700 (movsicc, movdicc): Do nothing when it recreated operands from
18701 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18702 prepare_scc_operands (now sh_emit_scc_to_t).
18703 (udivdi3): Use cstoresi4.
18704 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18705 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18706 (cbranchint4_media, cbranchfp4_media): New.
18707 (casesi): Use cbranchdi4.
18708 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18710 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18711 (movnegt): Remove second operand.
18712 (cbranchsf4, cbranchdf4): New.
18713 (stack_protect): Use cbranchdi4/cbranchsi4.
18715 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18716 (gen_compare_reg): Accept comparison, extract part of it to...
18717 (gen_compare_reg_1): ... this.
18718 (gen_compare_operator): Delete.
18719 (gen_v9_scc): Accept separate destination, comparison code and arms.
18720 Do not use sparc_compare_op0/sparc_compare_op1.
18721 (emit_scc_insn, emit_conditional_branch_insn): New.
18722 (emit_v9_brxx): Make static. Remove useless assertion.
18723 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18725 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18726 * config/sparc/sparc-protos.h (gen_compare_reg,
18727 sparc_emit_float_lib_cmp): Adjust prototype.
18728 (emit_scc_insn, emit_conditional_branch_insn): New.
18729 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18730 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18731 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18732 iterators to the top.
18733 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18734 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18735 snedi_special_trunc): Delete.
18736 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18737 and snedi_special_trunc.
18738 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18739 cbranchdi4, cbranch<F:mode>4): New.
18740 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18741 here. Use gen_compare_reg instead of gen_compare_operator.
18742 (conditional_trap): Replace with...
18743 (ctrapsi4, ctrapdi4): ... this.
18744 (stack_protect_test): Use cbranchcc4.
18746 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18748 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18749 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18750 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18751 from operands[0] or operands[3] depending on is_set.
18752 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18753 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18754 cmpdf, bCC), sCC: Remove.
18755 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18756 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18758 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18759 spu_emit_branch_or_set.
18761 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18763 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18764 xstormy16_compare_op1): Delete.
18765 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18766 xstormy16_compare_op1): Delete.
18767 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18769 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18770 (cmphi, cmpsi, bCC): Remove.
18772 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18773 (*cmpsi): ... this one.
18774 (cbranchsi4, cstoresi4): New.
18775 (bCC expanders): Delete.
18776 (sCC insns): Fold into...
18777 (*setcc): ... this one.
18778 (casesi): Do not use gen_cmpsi and gen_bgtu.
18779 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18780 (movsicc): Simplify.
18781 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18783 * config/vax/vax-protos.h (cond_name): New.
18784 (vax_output_conditional_branch): Remove.
18785 * config/vax/vax.c (cond_name): New.
18786 (vax_output_conditional_branch): Remove.
18787 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18788 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18789 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18790 (bit<VAXint>): Wrap source with (compare).
18791 (b<code> and following unnamed pattern): Rename to *branch and
18792 *branch_reversed. Change macroization to match_operator.
18793 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18795 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18796 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18797 Change last argument to machine_mode.
18798 (xtensa_expand_scc): Add machine_mode argument.
18799 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18800 (gen_conditional_move, xtensa_expand_conditional_branch,
18801 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18802 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18803 Adjust operand numbers.
18804 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18806 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18807 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18808 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18810 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18812 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18813 causes spurious differences between trunk and cond-optab branch.
18815 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18818 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18820 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18822 * tree.c (iterative_hash_pointer): Delete.
18823 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18824 Hash UIDs and versions of SSA names. Don't special-case built-in
18825 function declarations.
18827 2009-05-11 Ian Lance Taylor <iant@google.com>
18830 * graphite.c: Force -Wc++-compat to only be a warning before
18831 #including "cloog/cloog.h".
18833 2009-05-11 Martin Jambor <mjambor@suse.cz>
18835 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18837 2009-05-11 Jan Hubicka <jh@suse.cz>
18839 * tree-ssa-loop-ivcanon.c: Include target.h
18840 (struct loop_size): new structure.
18841 (constant_after_peeling): New predicate.
18842 (tree_estimate_loop_size): New function.
18843 (estimated_unrolled_size): Rewrite for new estimates.
18844 (try_unroll_loop_completely): Use new estimates.
18845 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18847 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18849 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18850 libcpp interface change.
18851 (spu_macro_to_expand): Likewise.
18853 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18855 PR tree-optimization/40026
18856 * gimplify.c (gimplify_init_constructor): Change initial conditional
18857 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18858 optimize_compound_literals_in_ctor.
18860 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18862 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18864 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18866 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18868 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18869 HOST_WIDE_INT for gap.
18871 2009-05-11 Ira Rosen <irar@il.ibm.com>
18873 PR tree-optimization/40074
18874 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18875 account in group size and step comparison.
18877 2009-05-11 Richard Guenther <rguenther@suse.de>
18879 * passes.c (init_optimization_passes): Strip now incorrect comment.
18880 (execute_function_todo): Do not set PROP_alias.
18881 * tree-pass.h (PROP_alias): Remove.
18882 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18883 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18884 * tree-nrv.c (pass_return_slot): Likewise.
18885 * tree-object-size.c (pass_object_sizes): Likewise.
18886 * tree-ssa-dom.c (pass_dominator): Likewise.
18887 (pass_phi_only_cprop): Likewise.
18888 * tree-ssa-dse.c (pass_dse): Likewise.
18889 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18890 (pass_cselim): Likewise.
18891 * tree-ssa-pre.c (pass_pre): Likewise.
18892 (pass_fre): Likewise.
18893 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18894 * tree-ssa-sink.c (pass_sink_code): Likewise.
18895 * tree-stdarg.c (pass_stdarg): Likewise.
18896 * tree-tailcall.c (pass_tail_calls): Likewise.
18897 * tree-vrp.c (pass_vrp): Likewise.
18899 2009-05-10 Ian Lance Taylor <iant@google.com>
18901 * basic-block.h (enum profile_status): Break out of struct
18902 control_flow_graph.
18903 * cgraph.h (struct inline_summary): Break out of struct
18905 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18906 of struct cgraph_order_sort.
18907 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18908 * cse.c (struct branch_path): Break out of struct
18909 cse_basic_block_data.
18910 * except.h (enum eh_region_type): Break out of struct eh_region.
18911 * gcc.c (enum add_del): Break out of struct modify_target.
18912 * genrecog.c (enum decision_type): Break out of struct decision_test.
18913 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18915 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18916 * regmove.c (enum match_use): New enum, broken out of struct match.
18917 * sched-int.h (enum post_call_group): New enum, broken out of
18919 (struct deps_reg): Break out of struct deps.
18920 * target.h (struct asm_int_op): Break out of struct gcc_target.
18921 * tree-eh.c (struct goto_queue_node): Break out of struct
18923 * tree-inline.h (enum copy_body_cge_which): Break out of
18925 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18927 * c-decl.c (in_struct, struct_types): New static variables.
18928 (pushtag): Add loc parameter. Change all callers.
18929 (lookup_tag): Add ploc parameter. Change all callers.
18930 (check_compound_literal_type): New function.
18931 (parser_xref_tag): Add loc parameter. Change all callers. If
18932 -Wc++-compat, warn about struct/union/enum types defined within a
18934 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18935 and loc parameters. Change all callers. Change error calls to
18936 error_at, using loc. For a redefinition, if the location of the
18937 original definition is known, report it. Set in_struct and
18938 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18939 (finish_struct): Add new parameters enclosing_in_struct and
18940 enclosing_struct_types. Change all callers. Set
18941 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18942 in the struct. If in a struct, add this struct to struct_types.
18943 (start_enum): Add loc parameter. Change all callers. Use
18944 error_at for errors, using loc. For a redefinition, if the
18945 location of the original definition is known, report it. If in a
18946 struct, add this enum type to struct_types. If -Wc++-compat warn
18947 if in sizeof, typeof, or alignof.
18948 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18949 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18950 (c_parser_enum_specifier): Get enum location for start_enum.
18951 (c_parser_struct_or_union_specifier): Get struct location for
18952 start_struct. Save in_struct and struct_types status between
18953 start_struct and finish_struct.
18954 (c_parser_cast_expression): Get location of cast.
18955 (c_parser_alignof_expression): Get location of type.
18956 (c_parser_postfix_expression): Likewise.
18957 (c_parser_postfix_expression_after_paren_type): Add type_loc
18958 parameter. Change all callers. Call check_compound_literal_type.
18959 Use type_loc for error about variable size type.
18960 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18961 of an enum constant from an enum type defined in a struct or union.
18962 (c_cast_expr): Add loc parameter. Change all callers. If
18963 -Wc++-compat, warn about defining a type in a cast.
18964 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18965 (start_enum, start_struct, finish_struct): Update declarations.
18966 (parser_xref_tag, c_cast_expr): Update declarations.
18967 (check_compound_literal_type): Declare.
18969 2009-05-11 Ben Elliston <bje@au.ibm.com>
18971 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18972 for recent libcpp interface change.
18973 (rs6000_macro_to_expand): Likewise.
18975 2009-05-10 Michael Matz <matz@suse.de>
18978 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18979 not at entry of function.
18981 2009-05-10 Richard Guenther <rguenther@suse.de>
18983 PR tree-optimization/40081
18985 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18986 using the main variant of the element type. Do not fiddle with
18987 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18989 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18990 structs with volatile fields.
18992 2009-05-10 Jan Hubicka <jh@suse.cz>
18994 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18995 (estimate_move_cost): Assert that it does not get called for
18997 (estimate_num_insns): Skip VOID types in argument handling.
18998 (optimize_inline_calls): Delete unreachable blocks and verify that
18999 callgraph is valid.
19001 2009-05-10 Jan Hubicka <jh@suse.cz>
19003 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
19004 * cgraph.c (cgraph_mark_address_taken_node): New function.
19005 (dump_cgraph_node): Dump new flag.
19006 * cgraph.h (struct cgraph_node): Add address_taken.
19007 (cgraph_mark_address_taken_node): New function.
19008 * ipa.c (cgraph_postorder): Prioritize functions with address taken
19009 since new direct calls can be born.
19011 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19013 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
19014 tok->val.node.node.
19016 2009-05-10 Jan Hubicka <jh@suse.cz>
19018 PR middle-end/40084
19019 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
19021 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
19022 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
19023 * tree-inline.c (copy_bb): Set frequency correctly.
19024 (fold_marked_statements): Update call to
19025 cgraph_update_edges_for_call_stmt.
19027 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19029 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
19030 identifiers in diagnostics.
19031 * config/arm/arm.c (arm_handle_fndecl_attribute,
19032 arm_handle_isr_attribute): Likewise.
19033 * config/avr/avr.c (avr_handle_progmem_attribute,
19034 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
19035 * config/bfin/bfin.c (handle_int_attribute,
19036 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
19037 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
19038 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
19040 * config/darwin.c (darwin_handle_kext_attribute,
19041 darwin_handle_weak_import_attribute): Likewise.
19042 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
19043 h8300_handle_eightbit_data_attribute,
19044 h8300_handle_tiny_data_attribute): Likewise.
19045 * config/i386/i386.c (ix86_handle_cconv_attribute,
19046 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
19047 * config/i386/winnt.c (ix86_handle_shared_attribute,
19048 ix86_handle_selectany_attribute): Likewise.
19049 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
19050 * config/m32c/m32c.c (function_vector_handler): Likewise.
19051 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
19052 m68hc11_handle_fntype_attribute): Likewise.
19053 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
19054 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
19055 * config/mips/mips.c (mips_insert_attributes,
19056 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
19057 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
19058 rs6000_handle_struct_attribute): Likewise.
19059 * config/sh/sh.c (sh_insert_attributes,
19060 sh_handle_resbank_handler_attribute,
19061 sh_handle_interrupt_handler_attribute,
19062 sh2a_handle_function_vector_handler_attribute,
19063 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
19065 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
19066 * config/spu/spu.c (spu_handle_fndecl_attribute,
19067 spu_handle_vector_attribute): Likewise.
19068 * config/stormy16/stormy16.c
19069 (xstormy16_handle_interrupt_attribute): Likewise.
19070 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
19071 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
19073 2009-05-10 Joseph Myers <joseph@codesourcery.com>
19075 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
19076 (pp_translate_identifiers): New.
19077 (pp_identifier): Only conditionally translate identifier to locale
19079 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
19080 (pp_base_tree_identifier): Only conditionally translate identifier
19081 to locale character set.
19082 * c-pretty-print.c (M_): Define.
19083 (pp_c_type_specifier, pp_c_primary_expression): Mark English
19084 fragments for conditional translation with M_.
19085 * tree-pretty-print.c (maybe_init_pretty_print): Disable
19086 identifier translation.
19088 2009-05-10 Richard Guenther <rguenther@suse.de>
19090 PR tree-optimization/40081
19091 * tree-sra.c (instantiate_element): Instantiate scalar replacements
19092 using the main variant of the element type. Do not fiddle with
19093 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
19095 2009-05-09 Jan Hubicka <jh@suse.cz>
19097 PR middle-end/40080
19098 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
19099 indirect calls; verify cgraph afterwards.
19101 2009-05-09 Jan Hubicka <jh@suse.cz>
19104 * ipa.c (update_inlined_to_pointer): New function.
19105 (cgraph_remove_unreachable_nodes): Use it.
19107 2009-05-09 Jan Hubicka <jh@suse.cz>
19109 * tree-eh.c (struct leh_state): Remove prev_try.
19110 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
19111 not track prev_try.
19112 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
19113 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
19114 remove_eh_handler_and_replace, foreach_reachable_handler,
19115 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
19116 * except.h (struct eh_region): Remove eh_region_u_cleanup.
19117 (gen_eh_region_cleanup): Update prototype.
19119 2009-05-09 Jan Hubicka <jh@suse.cz>
19121 PR middle-end/40043
19122 * except.c (copy_eh_region): Always set prev_try.
19123 (redirect_eh_edge_to_label): Find outer try.
19124 (foreach_reachable_handler): When looking for prev try
19125 handle case where previous try is not going to be taken.
19127 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
19129 PR tree-optimization/40049
19130 * tree-vect-stmts.c (vectorizable_operation): If the machine has
19131 only vector/vector shifts, convert the type of the constant to the
19132 appropriate type to avoid building incorrect trees, which
19133 eventually have problems with garbage collection.
19135 2009-05-08 Joseph Myers <joseph@codesourcery.com>
19137 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
19138 -1 for complex floating-point types if honoring signed zeros.
19140 2009-05-08 Jan Hubicka <jh@suse.cz>
19142 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
19143 argument; handle correctly when profile is absent.
19144 (build_cgraph_edges): Update.
19145 (rebuild_cgraph_edges): Update.
19146 * cgraph.c: Do not include varray.h.
19147 (cgraph_set_call_stmt_including_clones): New function.
19148 (cgraph_create_edge_including_clones): Likewise
19149 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
19150 (cgraph_update_edges_for_call_stmt): Handle clones.
19151 (cgraph_remove_node): Handle clone tree.
19152 (cgraph_remove_node_and_inline_clones): New function.
19153 (dump_cgraph_node): Dump clone tree.
19154 (cgraph_clone_node): Handle clone tree.
19155 (clone_function_name): Bring here from tree-inline.c.
19156 (cgraph_create_virtual_clone): New function.
19157 * cgraph.h (ipa_replace_map): Move here from ipa.h.
19158 (cgraph_clone_info): New function.
19159 (strut cgraph_node): Add clone_info and new clone tree pointers.
19160 (cgraph_remove_node_and_inline_clones,
19161 cgraph_set_call_stmt_including_clones,
19162 cgraph_create_edge_including_clones,
19163 cgraph_create_virtual_clone): Declare.
19164 (cgraph_function_versioning): Use VEC argument.
19165 (compute_call_stmt_bb_frequency): Update prototype.
19166 (cgraph_materialize_all_clones): New function.
19167 * ipa-cp.c (ipcp_update_cloned_node): Remove.
19168 (ipcp_create_replace_map): Update to VECtors.
19169 (ipcp_update_callgraph): Use virtual clones.
19170 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
19171 (ipcp_update_profiling): Do not update local profiling.
19172 (ipcp_insert_stage): Use VECtors and virtual clones.
19173 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
19174 (clone_of_p): New function.
19175 (cgraph_preserve_function_body_p): Use clone tree.
19176 (cgraph_optimize): Materialize clones.
19177 (cgraph_function_versioning): Update for VECtors.
19178 (save_inline_function_body): Use clone tree.
19179 (cgraph_materialize_clone): New function.
19180 (cgraph_materialize_all_clones): Likewise.
19181 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
19182 * ipa.c: Include gimple.h.
19183 (cgraph_remove_unreachable_nodes): Use clone tree.
19184 * ipa-prop.c (ipa_note_param_call): Update call to
19185 compute_call_stmt_bb_frequencycall.
19186 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
19187 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
19188 (copy_bb): Handle updating of clone tree; add new edge when new call
19190 (expand_call_inline): Be strict about every call having edge.
19191 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
19192 (delete_unreachable_blocks_update_callgraph): New function.
19193 (tree_function_versioning): Use VECtors; always remove unreachable
19194 blocks and fold conditionals.
19195 * tree-inline.h: Do not include varray.h.
19196 (tree_function_versioning): Remove.
19197 * Makefile.in (GTFILES): Remove tree-inline.c
19198 * passes.c (do_per_function): Do only functions having body.
19199 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
19202 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
19203 Andrew Morrow <acm@google.com>
19206 * c-common.c (c_common_attribute_table): Permit deprecated
19207 attribute to take an optional argument.
19208 (handle_deprecated_attribute): If the optional argument to
19209 __attribute__((deprecated)) is not a string ignore the attribute
19210 and emit a warning.
19212 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
19213 * c-typeck.c (build_component_ref): Likewise.
19214 (build_external_ref): Likewise.
19216 * toplev.c (warn_deprecated_use): Add an attribute argument.
19217 Emit the message associated with __attribute__((deprecated)).
19219 * toplev.h (warn_deprecated_use): Updated.
19221 * doc/extend.texi: Document new optional parameter to
19222 __attribute__((deprecated))
19224 2009-05-08 Michael Eager <eager@eagercon.com>
19226 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
19227 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
19229 2009-05-08 Richard Guenther <rguenther@suse.de>
19231 PR tree-optimization/40062
19232 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
19233 Avoid exponential behavior.
19235 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19237 PR rtl-optimization/33928
19239 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
19240 process_uses, build_single_def_use_links): New.
19241 (update_df): Update use_def_ref.
19242 (forward_propagate_into): Use get_def_for_use instead of use-def
19244 (fwprop_init): Call build_single_def_use_links and let it initialize
19246 (fwprop_done): Free use_def_ref.
19247 (fwprop_addr): Eliminate duplicate call to df_set_flags.
19248 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
19249 df_rd_simulate_one_insn): New.
19250 (df_rd_bb_local_compute_process_def): Update head comment.
19251 (df_chain_create_bb): Use the new RD simulation functions.
19252 * df.h (df_rd_simulate_artificial_defs_at_top,
19253 df_rd_simulate_one_insn): New.
19254 * opts.c (decode_options): Enable fwprop at -O1.
19255 * doc/invoke.texi (-fforward-propagate): Document this.
19257 2009-05-08 Joseph Myers <joseph@codesourcery.com>
19260 * c-typeck.c (build_binary_op): Handle arithmetic between one real
19261 and one complex operand specially.
19262 * tree-complex.c (some_nonzerop): Do not identify a real value as
19263 zero if flag_signed_zeros.
19265 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19267 PR rtl-optimization/33928
19268 * loop-invariant.c (record_use): Fix && vs. || mishap.
19270 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19272 PR rtl-optimization/33928
19273 * loop-invariant.c (struct use): Add addr_use_p.
19274 (struct def): Add n_addr_uses.
19275 (struct invariant): Add cheap_address.
19276 (create_new_invariant): Set cheap_address.
19277 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
19278 (record_uses): Pass df_ref to record_use.
19279 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
19282 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19284 * config/sh/sh.c: Do not include c-pragma.h.
19286 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
19288 * config/spu/spu.c: Remove include of c-common.h.
19290 2009-05-07 Janis Johnson <janis187@us.ibm.com>
19293 * c-common.h (mark_valid_location_for_stdc_pragma,
19294 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
19295 clear_float_const_decimal64, float_const_decimal64_p): New.
19296 * c.opt (Wunsuffixed-float-constants): New.
19297 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
19298 unsuffixed float constant, handle new warning.
19299 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
19300 * c-decl.c (c_scope): New flag float_const_decimal64.
19301 (set_float_const_decimal64, clear_float_const_decimal64,
19302 float_const_decimal64_p): New.
19303 (push_scope): Set new flag.
19304 * c-parser.c (c_parser_translation_unit): Mark when it's valid
19305 to use STDC pragmas.
19306 (c_parser_external_declaration): Ditto.
19307 (c_parser_compound_statement_nostart): Ditto.
19308 * c-pragma.c (valid_location_for_stdc_pragma,
19309 mark_valid_location_for_stdc_pragma,
19310 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
19311 handle_pragma_float_const_decimal64): New.
19312 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
19313 * cp/semantics.c (valid_location_for_stdc_pragma_p,
19314 set_float_const_decimal64, clear_float_const_decimal64,
19315 float_const_decimal64_p): New dummy functions.
19316 * doc/extend.texi (Decimal Float): Remove statement that the
19317 pragma, and suffix for double constants, are not supported.
19318 * doc/invoke.texi (Warning Options): List new option.
19319 (-Wunsuffixed-float-constants): New.
19321 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
19323 * config/i386/i386.c: Do not include c-common.h.
19325 2009-05-07 Mark Heffernan <meheff@google.com>
19327 * doc/invoke.texi (Debugging Options): Document change of debugging
19329 * opts.c (decode_options): Make dump_base_name relative to
19330 aux_base_name directory.
19332 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
19334 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
19335 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
19337 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
19339 * Makefile.in (install-plugin): Simplify a bit.
19341 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
19343 * Makefile.in (OBJS-common): Add regcprop.o.
19345 * timevar.def (TV_CPROP_REGISTERS): New.
19346 * regrename.c (regrename_optimize): Return 0.
19347 (rest_of_handle_regrename): Delete.
19348 (pass_rename_registers): Point to regrename_optimize.
19349 (struct value_data_entry, struct value_data,
19350 kill_value_one_regno, kill_value_regno, kill_value,
19351 set_value_regno, init_value_data, kill_clobbered_value,
19352 kill_set_value, kill_autoinc_value, copy_value,
19353 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
19354 replace_oldest_value_reg, replace_oldest_value_addr,
19355 replace_oldest_value_mem, copyprop_hardreg_forward_1,
19356 debug_value_data, validate_value_data): Move...
19357 * regcprop.c: ... here.
19358 (rest_of_handle_cprop): Delete.
19359 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
19361 2009-05-07 Jakub Jelinek <jakub@redhat.com>
19363 PR middle-end/40057
19364 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
19365 GEN_INT for 1 << bitnum.
19366 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
19367 build_int_cst_type.
19369 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
19371 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
19372 Remove wrong description of "nand" operation.
19374 2009-05-06 Richard Guenther <rguenther@suse.de>
19375 Adam Nemet <anemet@caviumnetworks.com>
19377 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
19378 comment. Add that if LHS is not a gimple register, then RHS1 has
19379 to be a single object (GIMPLE_SINGLE_RHS).
19381 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
19383 * expr.c (get_def_for_expr): Move it up in the file.
19384 (store_field): When expanding a bit-field store, look at the
19385 defining gimple stmt for the masking conversion.
19387 2009-05-06 Janis Johnson <janis187@us.ibm.com>
19389 PR middle-end/39986
19390 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
19391 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
19392 32-bit memcpy into long.
19394 2009-05-06 Jakub Jelinek <jakub@redhat.com>
19396 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
19397 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
19399 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
19400 instead of appending DW_OP_deref*.
19402 2009-05-06 Michael Matz <matz@suse.de>
19404 PR middle-end/40021
19405 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
19406 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
19408 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
19410 * Makefile.in (install-plugin): Fix srcdir handling.
19412 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
19414 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
19415 when processing for not_regs_needed bitmap.
19416 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
19417 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
19418 handling it for rhs.
19420 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19422 * config/i386/i386.md (unnamed inc/dec peephole): Use
19423 optimize_insn_for_size_p instead of optimize_size.
19424 * config/i386/predicates.md (incdec_operand): Likewise.
19425 (aligned_operand): Likewise.
19426 * config/i386/sse.md (divv8sf3): Likewise.
19427 (sqrtv8sf2): Likewise.
19429 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19431 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
19433 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
19435 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19437 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
19438 ssemodesuffixf2c with avxmodesuffixf2c.
19440 2009-05-06 Joseph Myers <joseph@codesourcery.com>
19443 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
19445 2009-05-05 Jakub Jelinek <jakub@redhat.com>
19447 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
19448 (struct tree_base): Adjust spacing for 8 bit boundaries.
19449 (struct tree_decl_common): Add decl_by_reference_flag bit.
19450 (DECL_BY_REFERENCE): Adjust.
19451 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
19452 print DECL_BY_REFERENCE bit.
19453 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
19454 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
19455 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
19456 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
19459 PR middle-end/39666
19460 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
19461 range of the type, but default label is missing, add it with one
19462 of the existing labels instead of adding a new label for it.
19464 2009-05-05 Joseph Myers <joseph@codesourcery.com>
19468 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
19470 * Makefile.in (enable_plugin, plugin_includedir): New.
19471 (install): Depend on install-plugin.
19472 (PLUGIN_HEADERS): New.
19473 (install-plugin): New.
19474 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
19476 2009-05-05 Richard Guenther <rguenther@suse.de>
19478 PR tree-optimization/40022
19479 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
19481 (phivn_valid_p): Fix tuplification error, simplify.
19482 (phiprop_insert_phi): Add dumps.
19483 (propagate_with_phi): Simplify.
19485 2009-05-05 Richard Guenther <rguenther@suse.de>
19487 PR middle-end/40023
19488 * builtins.c (gimplify_va_arg_expr): Properly build the address.
19490 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
19492 * tree.h (strip_float_extensions): Remove duplicate declaration.
19493 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
19494 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
19495 block_ultimate_origin): Rearrange the declarations line to match the
19496 comment that indicates the .c file which the functions are defined.
19497 (dwarf2out_*, set_decl_rtl): Add comment.
19498 (get_base_address): Adjust comment.
19499 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
19500 declarations line and add comment.
19501 (is_builtin_name): Add blank after function name, for clarity.
19503 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19505 * attribs.c (decl_attributes): Use %qE for identifiers in
19507 * cgraphunit.c (verify_cgraph_node): Translate function names to
19508 locale character set in diagnostics.
19509 * coverage.c (get_coverage_counts): Use %qE for identifiers in
19511 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
19512 Document that functions are named in UTF-8.
19513 * expr.c (expand_expr_real_1): Translate function names to locale
19514 character set in diagnostics.
19515 * gimplify.c (omp_notice_variable, omp_is_private,
19516 gimplify_scan_omp_clauses): Use %qE for identifiers in
19518 * langhooks.c (lhd_print_error_function): Translate function names
19519 to locale character set.
19520 * langhooks.h (decl_printable_name): Document that return value is
19521 in internal character set.
19522 * stmt.c: Include pretty-print.h
19523 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
19525 (resolve_operand_name_1): Translate named operand name to locale
19527 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
19529 * toplev.c (announce_function): Translate function names to locale
19531 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
19532 (default_tree_printer): Use pp_identifier or translate identifiers
19533 to locale character set. Mark "<anonymous>" for translation.
19534 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
19535 for identifiers in diagnostics.
19536 * tree.c (handle_dll_attribute): Use %qE for identifiers in
19538 * varasm.c (output_constructor): Use %qE for identifiers in
19541 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
19543 * configure.ac: use ` ` instead of $()
19544 * configure: Regenerate.
19546 2009-05-05 Ben Elliston <bje@au.ibm.com>
19548 * config/pa/linux-atomic.c: Eliminate conditional include of
19549 errno.h on non-LP64 systems to simplify build requirements.
19551 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19553 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
19555 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
19556 and pass value to identifier_to_locale.
19557 (warn_variable_length_array): Make name a tree.
19558 (grokdeclarator): Separate diagnostic texts for named and unnamed
19559 declarators. Use %qE for named declarators.
19560 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
19562 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
19563 identifiers in diagnostics.
19564 * c-typeck.c (push_member_name, start_init): Pass identifiers to
19565 identifier_to_locale. Mark "anonymous" strings for translation.
19567 2009-05-04 Michael Eager <eager@eagercon.com>
19569 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19570 address for DImode/DFmode only if double-precision FP regs.
19572 2009-05-04 Michael Eager <eager@eagercon.com>
19574 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19575 TARGET_SINGLE_FLOAT check.
19577 2009-05-04 Michael Eager <eager@eagercon.com>
19579 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19581 2009-05-04 Michael Eager <eager@eagercon.com>
19583 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
19584 * config/rs6000/t-xilinx: New
19586 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19588 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19589 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19590 * gcc/explow.c (memory_address): Use target hook.
19591 * gcc/targhooks.c (default_legitimize_address): New.
19592 * gcc/targhooks.h (default_legitimize_address): New.
19593 * gcc/target.h (legitimize_address): New.
19594 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19595 (TARGET_INITIALIZER): Include it.
19596 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19598 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19599 * config/bfin/bfin.c (legitimize_address): Remove.
19600 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19601 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19603 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19604 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19606 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19607 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19608 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19609 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19610 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19611 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19612 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19613 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19614 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19615 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19616 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19617 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19618 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19619 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19620 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19621 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19622 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19623 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19624 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19625 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19626 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19627 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19628 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19630 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19631 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19632 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19633 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19634 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19635 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19636 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19637 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19638 (thumb_legitimize_address): Delete.
19639 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19640 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19641 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19642 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19643 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19644 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19646 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19649 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19650 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19651 * config/m32r/m32r.c (m32r_legitimize_address): New.
19652 * config/m68k/m68k.c (m68k_legitimize_address): New.
19653 * config/score/score.c (score_legitimize_address): Standardize.
19654 * config/score/score3.c (score3_legitimize_address): Standardize.
19655 * config/score/score3.h (score3_legitimize_address): Adjust.
19656 * config/score/score7.c (score7_legitimize_address): Standardize.
19657 * config/score/score7.h (score7_legitimize_address): Adjust.
19658 * config/sh/sh.c (sh_legitimize_address): New.
19659 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19661 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19662 (s390_legitimize_address): ... this.
19663 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19664 (sparc_legitimize_address): ... this.
19665 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19666 (ix86_legitimize_address): ... this.
19667 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19668 (avr_legitimize_address): ... this.
19669 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19670 (mn10300_legitimize_address): ... this.
19671 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19672 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19673 (alpha_expand_mov): Adjust call.
19675 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19676 * config/spu/spu.c (spu_legitimize_address): Likewise.
19677 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19678 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19680 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19682 * intl.c (locale_encoding, locale_utf8): New.
19683 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19684 * intl.h (locale_encoding, locale_utf8): Declare.
19685 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19686 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19688 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19690 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19691 (pp_base_tree_identifier): Declare as function.
19692 (identifier_to_locale): Declare.
19693 * Makefile.in (pretty-print.o): Update dependencies.
19694 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19696 2009-05-04 Richard Guenther <rguenther@suse.de>
19698 PR middle-end/40015
19699 * builtins.c (fold_builtin_memory_op): Do not decay to element
19700 type if the size matches the whole array.
19702 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19704 * expmed.c (synth_mult): When trying out a shift, pass the result
19707 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19709 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19710 (shiftsub1_cost): New.
19711 (init_expmed): Compute shiftsub1_cost.
19712 (synth_mult): Optimize multiplications by constants of the form
19713 -(2^^m-1) for some constant positive integer m.
19715 2009-05-03 Richard Guenther <rguenther@suse.de>
19718 * c-typeck.c (array_to_pointer_conversion): Do not built
19719 ADDR_EXPRs of arrays of pointer-to-element type.
19720 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19721 up wrong ADDR_EXPRs after-the-fact.
19722 * c-common.c (strict_aliasing_warning): Strip pointer
19723 conversions for obtaining the original type.
19724 * builtins.c (fold_builtin_memset): Handle array types.
19725 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19728 2009-05-03 Richard Guenther <rguenther@suse.de>
19730 PR middle-end/23329
19731 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19732 Do not lose casts from array types with unknown extent to array
19733 types with known extent.
19734 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19735 alias set compatibility.
19737 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19739 * flags.h (extra_warnings): Delete.
19740 * toplev.c (process_options): Handle Wuninitialized here.
19741 * opts.c (extra_warnings): Delete.
19742 (set_Wextra): Delete.
19743 (common_handle_option): -Wextra can be handled automatically.
19744 * c-opts.c (c_common_handle_option): Delete obsolete code.
19745 (c_common_post_options): Simplify comment.
19746 * common.opt (W): Add Var.
19748 (Wuninitialized): Initialize to -1.
19750 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19751 Richard Guenther <rguenther@suse.de>
19753 * expr.c (get_def_for_expr): New function.
19754 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19755 SSA rather than trees.
19756 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19757 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19759 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19761 * c-common.c (reswords): Add _Imaginary.
19762 * c-common.c (enum rid): Add RID_IMAGINARY.
19764 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19766 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19767 Patch by Richard Guenther.
19769 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19771 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19772 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19773 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19774 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19775 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19776 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19777 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19778 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19779 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19780 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19781 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19782 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19783 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19784 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19785 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19786 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19787 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19788 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19790 2009-05-02 Richard Guenther <rguenther@suse.de>
19792 PR tree-optimization/39940
19793 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19796 2009-05-02 Richard Guenther <rguenther@suse.de>
19798 PR middle-end/40001
19799 * tree-ssa.c (execute_update_addresses_taken): Properly check
19800 if we can mark a variable DECL_GIMPLE_REG_P.
19801 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19802 back to the end of the function.
19803 (is_gimple_reg_type): Remove complex type special casing.
19804 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19807 2009-05-02 Ben Elliston <bje@au.ibm.com>
19809 * doc/collect2.texi (Collect2): Document search path behaviour
19810 when configured with --with-ld.
19812 2009-05-02 Jan Hubicka <jh@suse.cz>
19814 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19815 parameter; update callers.
19816 (coalesce_cost_edge): EH edges are costier because they needs
19817 splitting even if not critical and even more costier when there are
19818 multiple EH predecestors.
19820 2009-05-02 Jan Hubicka <jh@suse.cz>
19822 * except.c (remove_eh_handler_and_replace): Handle updating after
19823 removing TRY blocks.
19825 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19827 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19829 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19831 * varasm.c: Do not include c-pragma.h.
19832 * attribs.c: Do not incude c-common.h.
19834 2009-05-01 Michael Matz <matz@suse.de>
19836 * calls.c (initialize_argument_information): Handle SSA names like
19837 decls with a non MEM_P DECL_RTL.
19839 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19841 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19842 * ipa-utils.c: Likewise.
19843 * ipa-type-escape.c: Likewise.
19844 * cgraphunit.c Do not include c-common.h.
19845 * ipa-pure-const.c: Likewise.
19846 * tree-if-conv.c: Likewise.
19847 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19848 * ipa-struct-reorg.c: Likewise.
19849 * tree-nomudflap.c: Likewise.
19850 * tree-ssa-structalias.c: Likewise.
19852 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19854 * store-motion.c: Many cleanups to make this pass a first-class
19855 citizen instead of an appendix to gcse load motion. Add TODO list
19856 to make this pass faster/cleaner/better.
19858 (struct ls_expr): Post gcse.c-split cleanups.
19859 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19860 "stores" field to "avail_stores".
19861 (pre_ldst_mems): Rename to store_motion_mems.
19862 (pre_ldst_table): Rename to store_motion_mems_table.
19863 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19864 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19865 (ldst_entry): Rename to st_expr_entry, update users.
19866 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19867 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19868 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19870 (first_ls_expr): Rename to first_st_expr, update users.
19871 (next_ls_expr): Rename to next_st_expr, update users.
19872 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19873 fields properly for store motion instead of names inherited from load
19875 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19876 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19879 (ae_kill): Rename to st_kill, update users.
19880 (ae_gen): Rename to st_avloc, update users.
19881 (transp): Rename to st_transp, update users.
19882 (pre_insert_map): Rename to st_insert_map, update users.
19883 (pre_delete_map): Rename to st_delete_map, update users.
19884 (insert_store, build_store_vectors, free_store_memory,
19885 one_store_motion_pass): Update for abovementioned changes.
19887 (gcse_subst_count, gcse_create_count): Remove.
19888 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19889 and "n_stores_created", local variables.
19891 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19894 (regvec, compute_store_table_current_insn): Remove.
19895 (reg_set_info, reg_clear_last_set): Remove.
19896 (compute_store_table): Use DF caches instead of local dataflow
19899 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19901 * c-objc-common.c (c_tree_printer): Print identifiers with
19902 pp_identifier, not pp_string. Mark "({anonymous})" for
19904 * c-pretty-print.c (pp_c_ws_string): New.
19905 (pp_c_cv_qualifier, pp_c_type_specifier,
19906 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19907 pp_c_storage_class_specifier, pp_c_function_specifier,
19908 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19909 pp_c_primary_expression, pp_c_postfix_expression,
19910 pp_c_unary_expression, pp_c_shift_expression,
19911 pp_c_relational_expression, pp_c_equality_expression,
19912 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19913 use pp_string and pp_c_ws_string in place of pp_identifier and
19914 pp_c_identifier for non-identifiers. Mark English strings for
19916 * c-pretty-print.h (pp_c_ws_string): Declare.
19918 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19919 Roland McGrath <roland@redhat.com>
19921 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19922 (ENABLE_LD_BUILDID): New configuration option.
19923 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19924 (LINK_BUILDID_SPEC): New macro.
19925 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19927 * doc/install.texi: Document --enable-linker-build-id option.
19928 * configure: Rebuild.
19929 * config.in: Rebuild.
19931 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19933 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19934 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19935 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19936 MIPS_GP_SAVE_AREA_SIZE.
19937 * config/mips/mips.c (struct mips_frame_info): Update comment
19938 before arg_pointer_offset and hard_frame_pointer_offset.
19939 (mips_compute_frame_info): Update diagram before function: to
19940 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19941 indicate the position of frame_pointer_rtx with -fstack-protector and
19942 to show args_size. Don't allocate cprestore area for leaf functions
19943 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19945 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19947 2009-04-30 Michael Matz <matz@suse.de>
19949 PR tree-optimization/39955
19950 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19952 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19954 * ira.c (setup_cover_and_important_classes): Use safe macro
19955 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19957 * genpreds.c (write_tm_preds_h): Output suitable definition of
19958 REG_CLASS_FOR_CONSTRAINT.
19960 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19962 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19964 * bitmap.c (bitmap_descriptor): Likewise.
19965 * ggc-common.c (loc_descriptor): Likewise.
19966 * varray.c (varray_descriptor): Likewise.
19967 * vec.c (vec_descriptor): Likewise.
19969 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19971 * Makefile.in (dce.o): Add $(EXCEPT_H).
19972 * dce.c: Include except.h and delete redundant vector definitions.
19973 (deletable_insn_p): Return false for non-call insns that can throw
19976 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19978 * gcse.c (ae_gen): Remove.
19979 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19980 and make non-static function to make it available in store-motion.c.
19981 Update call sites with search-and-replace.
19982 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19983 extract_mentioned_regs, extract_mentioned_regs_helper,
19984 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19985 store_killed_in_insn, store_killed_after, store_killed_before,
19986 build_store_vectors, insert_insn_start_basic_block, insert-store,
19987 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19988 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19989 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19990 * store-motion.c: ...new file. Also copy data structures from gcse.c
19991 and clean up to remove parts not used by store motion.
19992 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19993 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19995 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19998 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19999 when optimizing for size.
20001 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
20003 * gcse.c (gcse_constant_p): Fix typo in last change.
20005 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
20007 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
20009 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
20011 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
20013 2009-04-29 James E. Wilson <wilson@codesourcery.com>
20015 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
20016 CONST_HIGH_PART result.
20018 2009-04-29 Anatoly Sokolov <aesok@post.ru>
20020 * config/avr/avr.c (initial_elimination_offset): Rename to
20021 avr_initial_elimination_offset.
20022 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
20023 change return type to bool.
20024 (avr_can_eliminate): New function.
20025 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
20026 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
20027 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
20028 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
20029 avr_initial_elimination_offset.
20030 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
20031 (avr_initial_elimination_offset): Define.
20033 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
20034 Steven Bosscher <steven@gcc.gnu.org>
20036 PR rtl-optimization/39938
20037 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
20038 * cfgrtl.c: Include insn-attr.h.
20039 (rest_of_pass_free_cfg): New function.
20040 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
20041 * resource.c (init_resource_info): Remove call to df_analyze.
20043 2009-04-29 Richard Guenther <rguenther@suse.de>
20046 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
20047 allow conversion to signed integers.
20049 2009-04-29 Richard Guenther <rguenther@suse.de>
20051 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
20052 shifts of floating point vectors if the shift amount is
20053 a constant multiple of the element size.
20055 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
20056 Michael Matz <matz@suse.de>
20058 PR middle-end/39927
20060 * tree-outof-ssa.c (emit_partition_copy): New function.
20061 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
20062 insert_part_to_rtx_on_edge): Perform the partition base var
20063 copy using emit_partition_copy.
20064 (insert_value_copy_on_edge): Convert constants to the right mode.
20065 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
20066 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
20068 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20070 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
20071 scan backwards to try to find a constant to initialize it.
20073 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
20074 insn before the loop_end instruction, don't look past labels.
20076 2009-04-29 Richard Guenther <rguenther@suse.de>
20078 PR middle-end/39937
20079 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
20080 loose type conversions.
20081 (forward_propagate_addr_expr): Fix tuplification bug. Remove
20082 stmts only if there are no uses of its definition.
20084 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20086 * config/bfin/bfin.h (splitting_loops): Declare.
20087 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
20088 Reorder bit definitions to be ascending.
20089 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
20090 * config/bfin/bfin.c (splitting_loops): New variable.
20091 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
20092 (struct loop_info): Remove members INIT and LOOP_INIT.
20093 (bfin_optimize_loop): Don't set them. Reorder the code that generates
20094 the LSETUP sequence. Allow LC to be loaded from any register, but
20095 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
20096 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
20098 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
20099 of reload_completed.
20102 * config/bfin/bfin.md (movsi_insn): Refine constraints.
20104 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
20106 * Makefile.in (PLUGIN_VERSION_H): New.
20107 (OBJS-common): Remove plugin-version.o.
20108 (plugin.o): Depend on (PLUGIN_VERSION_H).
20109 (plugin-version.o): Remove.
20110 * configure: Regenerate
20111 * configure.ac: Create plugin-version.h.
20112 * gcc-plugin.h (plugin_gcc_version): Remove.
20113 (plugin_default_version_check): Change signature.
20114 * plugin-version.c: Remove.
20115 * plugin.c: Include plugin-version.h.
20116 (str_plugin_gcc_version_name): Remove.
20117 (try_init_one_plugin): Pass gcc version to plugin_init.
20118 (plugin_default_version_check): Both gcc and plugin versions are now
20121 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20123 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
20124 problematic last insns. Test for TYPE_CALL rather than CALL_P.
20125 Remove special case testing for last insn of inner loops. Don't fail
20126 if the loop ends with a jump, emit an extra nop instead.
20128 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
20129 DREGS rather than comparing directly. Remove code that tries to
20130 account for latencies.
20132 2009-04-29 Richard Guenther <rguenther@suse.de>
20134 PR tree-optimization/39941
20135 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
20136 eliminating an indirect call.
20138 2009-04-29 Richard Guenther <rguenther@suse.de>
20140 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
20141 parameter. Allow invariants as base if !require_lvalue.
20142 (verify_gimple_assign_single): Adjust.
20144 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20146 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
20147 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
20148 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
20149 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
20150 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
20152 * config/bfin/bfin.c (bfin_expand_builtin,
20153 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
20155 2009-04-28 Richard Guenther <rguenther@suse.de>
20157 * tree-vect-loop.c (get_initial_def_for_induction): Use
20158 correct types for pointer increment.
20160 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20162 * toplev.c (print_version): Update GMP version string calculation.
20164 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
20166 PR rtl-optimization/39938
20167 * resource.c (init_resource_info): Add call to df_analyze.
20169 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20171 * config/alpha/alpha.md (usegp): Cast the result of
20172 alpha_find_lo_sum_using_gp to enum attr_usegp.
20173 * config/alpha/alpha.c (override_options): Remove end-of-structure
20174 marker element from cpu_table. Use array size of cpu_table to handle
20175 -mcpu and -mtune options.
20176 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
20178 2009-04-28 Joseph Myers <joseph@codesourcery.com>
20180 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
20181 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
20182 tune_32 and tune_64.
20183 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20184 support on PowerPC.
20185 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
20186 * config/rs6000/option-defaults.h: ... here. New file.
20187 (OPT_64, OPT_32): Define.
20188 (MASK_64BIT): Define to 0 if not already defined.
20189 (OPT_ARCH64, OPT_ARCH32): Define.
20190 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
20193 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20195 * config/arm/arm.c (arm_override_options): Emit error on using
20198 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20200 PR rtl-optimization/39914
20201 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
20202 registers for allocnos created from user-defined variables only
20203 when not optimizing.
20205 2009-04-28 Richard Guenther <rguenther@suse.de>
20207 PR middle-end/39937
20208 * fold-const.c (fold_binary): Use distribute_real_division only
20211 2009-04-28 Steve Ellcey <sje@cup.hp.com>
20213 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
20214 add hpux-stdint.h to tm_file.
20215 (hppa[12]*-*-hpux11*): Ditto.
20216 (ia64*-*-hpux*): Ditto.
20217 * config/hpux-stdint.h: New.
20218 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
20219 __STDC_EXT__ for all compiles.
20220 * config/pa/pa-hpux.h: Ditto.
20221 * config/pa/pa-hpux10.h: Ditto.
20222 * config/pa/pa-hpux11.h: Ditto.
20224 2009-04-28 Catherine Moore <clm@codesourcery.com>
20226 * debug.h (set_name): Add comment.
20228 2009-04-28 Andrew Pinski <pinskia@gmail.com>
20231 * config/darwin.c (machopic_gen_offset): Check
20232 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
20233 * config/arm/arm.c (require_pic_register): Likewise.
20235 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
20237 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
20238 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
20239 m32c_promote_prototypes): Delete.
20241 2009-04-28 Michael Matz <matz@suse.de>
20243 PR middle-end/39922
20244 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
20247 2009-04-28 Richard Guenther <rguenther@suse.de>
20249 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
20251 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20253 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
20254 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
20255 * config/arm/arm-tune.md: Regenerate.
20257 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
20259 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
20260 block if there are complex incoming edges.
20261 (sel_merge_blocks): Remove useless assert.
20262 (sel_redirect_edge_and_branch): Check that edge was redirected.
20263 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
20264 (sel_find_rgns): Delete declaration.
20265 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
20266 the region when it is not a preheader.
20268 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20271 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
20273 2009-04-28 Richard Guenther <rguenther@suse.de>
20275 * tree.h (SSA_NAME_VALUE): Remove.
20276 (struct tree_ssa_name): Remove value_handle member.
20277 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
20278 array for jump threading.
20279 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
20281 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
20282 * tree-flow.h (threadedge_initialize_values): Declare.
20283 (threadedge_finalize_values): Likewise.
20284 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
20285 (SSA_NAME_VALUE): Define.
20286 (threadedge_initialize_values): New function.
20287 (threadedge_finalize_values): Likewise.
20288 * tree-ssa-dom.c (ssa_name_values): New global variable.
20289 (SSA_NAME_VALUE): Define.
20290 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
20292 2009-04-28 Ira Rosen <irar@il.ibm.com>
20294 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
20295 Use REPORT_VECTORIZED_LOCATIONS instead
20296 REPORT_VECTORIZED_LOOPS.
20297 * tree-vectorizer.c (vect_verbosity_level): Make static.
20298 (vect_loop_location): Rename to vect_location.
20299 (vect_set_verbosity_level): Update comment.
20300 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
20302 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
20303 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
20304 instead REPORT_UNVECTORIZED_LOOPS.
20305 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
20306 and vect_loop_def to vect_external_def and vect_internal_def.
20307 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
20308 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
20309 REPORT_UNVECTORIZED_LOCATIONS.
20310 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
20311 and vect_used_in_loop and to vect_unused_in_scope and
20312 vect_used_in_scope.
20313 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
20314 (vect_verbosity_level): Remove declaration.
20315 (vect_analyze_operations): Likewise.
20316 (vect_analyze_stmt): Declare.
20317 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
20318 REPORT_UNVECTORIZED_LOCATIONS.
20319 (vect_get_loop_niters): Fix indentation.
20320 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
20321 (vect_analyze_loop_operations): New function.
20322 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
20323 vect_analyze_operations.
20324 (vect_is_simple_reduction): Use new names.
20325 (vectorizable_live_operation, vect_transform_loop): Likewise.
20326 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
20327 to specify whether the data references can be a part of interleaving
20329 (vect_analyze_data_ref_dependence): Use new names.
20330 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
20331 (vect_create_addr_base_for_vector_ref): Remove redundant code.
20332 * tree-vect-patterns.c (widened_name_p): Use new names.
20333 (vect_recog_dot_prod_pattern): Likewise.
20334 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
20335 (process_use, vect_mark_stmts_to_be_vectorized,
20336 vect_model_simple_cost, vect_model_store_cost,
20337 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
20338 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
20339 vectorizable_operation, vectorizable_type_demotion,
20340 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
20341 vectorizable_condition): Likewise.
20342 (vect_analyze_operations): Split into vect_analyze_loop_operations
20344 (vect_analyze_stmt): ... new function.
20345 (new_stmt_vec_info): Use new names.
20346 (vect_is_simple_use): Use new names and fix comment.
20347 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
20348 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
20350 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20353 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
20354 and integer modes for x87 operands. Do not ICE for unsupported size,
20355 generate error instead. Generate error for unsupported operand types.
20356 ['z']: Do not handle HImode memory operands specially. Warning
20357 for floating-point operands. Fallthru to 'Z' for unsupported operand
20358 types. Do not ICE for unsupported size, generate error instead.
20359 (output_387_binary_op): Use %Z to output operands.
20360 (output_fp_compare): Ditto.
20361 (output_387_reg_move): Ditto.
20363 2009-04-28 Ben Elliston <bje@au.ibm.com>
20368 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20370 * builtins.c (c_strlen): Do not warn here.
20371 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
20372 * c-common.c (pointer_int_sum): Take an explicit location.
20373 Warn about offsets out of bounds.
20374 * c-common.h (pointer_int_sum): Adjust declaration.
20376 2009-04-27 Ian Lance Taylor <iant@google.com>
20378 * collect2.c (is_ctor_dtor): Change type of ret field in struct
20380 * dce.c (run_fast_df_dce): Change type of old_flags to int.
20381 * df-core.c (df_set_flags): Change return type to int. Change
20382 type of old_flags to int.
20383 (df_clear_flags): Likewise.
20384 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
20385 (df_get_conditional_uses): Likewise.
20386 * df.h (df_set_flags, df_clear_flags): Update declarations.
20387 * dwarf2out.c (struct indirect_string_node): Change type of form
20388 field to enum dwarf_form.
20389 (AT_string_form): Change return type to enum dwarf_form.
20390 * fixed-value.c (fixed_compare): Add cast to enum type.
20391 * fwprop.c (update_df): Change 0 to VOIDmode.
20392 * gensupport.c: Change 0 to UNKNOWN.
20393 * gimple.h (gimple_cond_code): Add cast to enum type.
20394 * haifa-sched.c (reemit_notes): Add cast to enum type.
20395 * hooks.c (hook_int_void_no_regs): Remove function.
20396 * hooks.h (hook_int_void_no_regs): Remove declaration.
20397 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
20398 * predict.c (combine_predictions_for_insn): Add casts to enum type.
20399 * real.c (real_arithmetic): Add cast to enum type.
20400 (real_compare): Likewise.
20401 * target.h (struct gcc_target): Change return type of
20402 branch_target_register_class to enum reg_class.
20403 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
20404 default_branch_target_register_class.
20405 * targhooks.c (default_branch_target_register_class): New function.
20406 * targhooks.h (default_branch_target_register_class): Declare.
20407 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
20408 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
20410 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
20412 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
20413 vect_uninitialized_def. Change 0 to ERROR_MARK.
20414 * tree-vect-stmts.c (supportable_widening_operation): Don't
20415 initialize icode1 and icode2.
20416 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
20417 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
20419 (cmn_err_flag_specs): Change 0 to STD_C89.
20420 (cmn_err_char_table): Likewise.
20421 * config/arm/arm.c (get_arm_condition_code): Change type of code
20422 to enum arm_cond_code.
20423 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
20424 (IWMMXT_BUILTIN2): Likewise.
20425 (neon_builtin_type_bits): Don't define typedef.
20426 (neon_builtin_datum): Change type of bits field to int.
20427 (arm_expand_neon_args): Add cast to enum type.
20428 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
20430 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
20431 casts to enum type.
20432 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
20434 * config/mips/mips.md (jal_macro): Return enum constant.
20435 (single_insn): Likewise.
20436 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
20438 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20439 casts to enum type.
20440 * config/s390/s390.c (s390_tune_flags): Change type to int.
20441 (s390_arch_flags): Likewise.
20442 (s390_handle_arch_option): Change flags field of struct pta to int.
20443 * config/s390/s390.h (s390_tune_flags): Update declaration.
20444 (s390_arch_flags): Likewise.
20445 * config/sh/sh.c (prepare_move_operands): Compare
20446 tls_symbolic_operand result with enum constant.
20447 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
20448 (sh_expand_prologue): Add cast to enum type.
20449 (sh_expand_epilogue): Likewise.
20450 (tls_symbolic_operand): Change return type to enum tls_model.
20451 (fpscr_set_from_mem): Add cast to enum type.
20452 (legitimize_pic_address): Compare tls_symbolic_operand result with
20454 (sh_target_reg_class): Change return type to enum reg_class.
20455 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
20457 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
20458 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
20459 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
20460 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
20461 (delayed_branch, tls_call_delay): Likewise.
20462 (eligible_for_sibcall_delay): Likewise.
20463 (eligible_for_return_delay): Likewise.
20464 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
20465 (spu_expand_builtin_1): Likewise.
20467 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
20468 for all types of conversions.
20469 (output_init_element): Issue -Wc++-compat warning if needed when
20470 initializing a bitfield with enum type.
20471 * c-parser.c (c_parser_expression): Set original_type to
20472 original_type of right hand operand of comma operator.
20474 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20476 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
20478 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
20479 * doc/cpp.texi (Standard Predefined Macros)
20480 (Implementation-defined behavior): Likewise.
20481 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
20482 * doc/gimple.texi (GIMPLE Exception Handling)
20483 (@code{GIMPLE_ASSIGN}): Likewise.
20484 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
20485 * doc/invoke.texi (Warning Options, Optimize Options)
20486 (AVR Options, Darwin Options): Likewise.
20487 (Optimize Options): Reformulate -fwhole-program description.
20488 * doc/loop.texi (Lambda): Likewise.
20489 * doc/md.texi (Output Template, Define Constraints)
20490 (Standard Names, Insn Splitting): Likewise.
20491 * doc/options.texi (Option properties): Likewise.
20492 * doc/passes.texi (Tree-SSA passes): Likewise.
20493 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
20494 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
20495 (File Names and DBX): Likewise.
20496 * doc/trouble.texi (Incompatibilities): Likewise.
20498 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20500 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
20501 instruction is correct.
20503 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20505 Allow non-constant arguments to conversion intrinsics.
20506 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
20507 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
20508 * spu.c (print_operand): Handle 'v' and 'w'.
20509 (exp2_immediate_p, spu_gen_exp2): Define.
20510 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
20511 spu_convtf_1): Update parameter descriptions.
20512 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
20513 * constraints.md ('v', 'w'): New.
20514 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
20516 (i2f, I2F): New define_mode_attr.
20517 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
20518 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
20519 fixuns_truncv4sfv4si2): Update to use mode attribute.
20520 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
20521 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
20522 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
20523 patterns for combine.
20525 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
20527 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
20528 (cprop, hoist, pre, store_motion): New debug counters.
20529 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
20530 is not an RTL pass anymore.
20531 (pass_profiling): Remove extern decl for pass removed in 2005.
20532 (pass_gcse, pass_jump_bypass): Remove.
20533 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
20534 to 0 for clean state.
20535 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
20536 * cse.c (gate_handle_cse_after_global_opts,
20537 rest_of_handle_cse_after_global_opts): New functions.
20538 (pass_cse_after_global_opts): New pass, does local CSE.
20539 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
20540 (TV_CPROP): New timevar.
20541 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
20542 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
20543 (gcse_main, recompute_all_luids): Remove.
20544 (compute_hash_table_work): Call max_reg_num instead of reading
20546 (cprop_jump): Don't set run_jump_opt_after_gcse.
20547 (constprop_register): Always allow to alter jumps.
20548 (cprop_insn): Likewise.
20549 (do_local_cprop): Likewise.
20550 (local_cprop_pass): Likewise. Return non-zero if something changed.
20551 (cprop): Remove function, fold interesting bits into one_cprop_pass.
20552 (find_implicit_sets): Add note about missed optimization opportunity.
20553 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
20554 pass_rtl_cprop execute function.
20555 Don't bother tracking the pass number, each pass gets its own dumpfile
20557 Always allow to alter jumpsand bypass jumps.
20558 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
20559 will just find no suitable set.
20560 (pre_edge_insert): Fix dumping, this function is for PRE only.
20561 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
20562 pass_rtl_pre execute function.
20563 (hoist_code): Return non-zero if something changed. Keep track of
20564 substitutions and insertions for statistics gathering similar to PRE.
20565 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20566 called from the pass_rtl_hoist execute function. Show pass statistics.
20567 (compute_store_table): Use max_reg_num directly instead of using the
20568 formerly global max_gcse_regno.
20569 (build_store_vectors): Likewise.
20570 (replace_store_insn): Fix dumping.
20571 (store_motion): Rename to ...
20572 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20573 pass, called from the pass_rtl_store_motion execute function. Keep
20574 track of substitutions and insertions for statistics gathering similar
20576 (bypass_jumps): Remove, fold interesting bits into ...
20577 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20578 from the pass_rtl_cprop execute function.
20579 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20580 pass_jump_bypass): Remove.
20581 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20582 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20583 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20584 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20585 (gate_rtl_store_motion, execute_rtl_store_motion,
20586 pass_rtl_store_motion): New.
20587 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20588 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20589 * passes.c (init_optimization_passes): Remove pass_gcse and
20590 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20591 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20592 instead of pass_jump_bypass.
20594 2009-04-27 Richard Guenther <rguenther@suse.de>
20596 PR middle-end/39928
20597 * gimplify.c (gimplify_expr): If we are required to create
20598 a temporary make sure it ends up as register.
20600 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20603 * config/i386/i386.c (construct_container): Don't call
20604 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20605 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20607 2009-04-27 Michael Matz <matz@suse.de>
20609 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20610 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20611 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
20612 (dump_replaceable_exprs): Take a bitmap.
20613 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20615 (expand_gimple_basic_block): Likewise.
20616 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20617 replaceable_expressions member a bitmap.
20618 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20619 (mark_replaceable): Likewise.
20620 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20621 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20623 2009-04-27 Richard Guenther <rguenther@suse.de>
20625 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20626 (verify_stmts): Dispatch to gimple/type verification code.
20627 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20628 issue with call argument types.
20630 2009-04-27 Michael Matz <matz@suse.de>
20632 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20633 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20636 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20637 Eric Botcazou <ebotcazou@adacore.com>
20639 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20640 a label's basic block.
20641 (mark_target_live_regs): Tidy and rework obsolete comments.
20642 Change back DF problem to LIVE. If a label starts a basic block,
20643 assume that all registers that used to be live then still are.
20644 (init_resource_info): If a label starts a basic block, set its
20645 BLOCK_FOR_INSN accordingly.
20646 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20648 2009-04-27 Richard Guenther <rguenther@suse.de>
20650 * tree-flow-inline.h (function_ann): Remove.
20651 (get_function_ann): Likewise.
20652 * tree-dfa.c (create_function_ann): Remove.
20653 * tree-flow.h (struct static_var_ann_d): Remove.
20654 (struct function_ann_d): Likewise.
20655 (union tree_ann_d): Remove fdecl member.
20656 (function_ann_t): Remove.
20657 (function_ann, get_function_ann, create_function_ann): Remove
20660 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20662 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20664 2009-04-27 Jan Hubicka <jh@suse.cz>
20666 * ipa-pure-const.c (struct funct_state_d): New fields
20667 state_previously_known, looping_previously_known; remove
20668 state_set_in_source.
20669 (analyze_function): Use new fields.
20670 (propagate): Avoid assumption that state_set_in_source imply
20673 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20674 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20675 * cfgloop.h (finite_loop_p): Declare.
20677 2009-04-26 Michael Matz <matz@suse.de>
20679 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20681 2009-04-26 Michael Matz <matz@suse.de>
20683 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20684 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20685 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20686 pass_mark_used_blocks): Remove.
20687 * tree-optimize.c (pass_free_datastructures,
20688 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20689 * passes.c (init_optimization_passes): Don't call
20690 pass_mark_used_blocks, remove dead code.
20692 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20694 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20695 * tree-ssa-live.h (register_ssa_partition): Likewise.
20697 2009-04-26 Michael Matz <matz@suse.de>
20700 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20701 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20702 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20704 (compare_pairs): Swap cost comparison.
20705 (coalesce_ssa_name): Don't use change_partition_var.
20706 * tree-nrv.c (struct nrv_data): Add modified member.
20707 (finalize_nrv_r): Set it.
20708 (tree_nrv): Use it to update statements.
20709 (pass_nrv): Require PROP_ssa.
20710 * tree-mudflap.c (mf_decl_cache_locals,
20711 mf_build_check_statement_for): Use make_rename_temp.
20712 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20713 * alias.c (find_base_decl): Handle SSA names.
20714 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20715 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20716 * rtl.h (set_reg_attrs_for_parm): Declare.
20717 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20718 to "optimized", remove unused locals at finish.
20719 (execute_free_datastructures): Make global, call
20720 delete_tree_cfg_annotations.
20721 (execute_free_cfg_annotations): Don't call
20722 delete_tree_cfg_annotations.
20724 * ssaexpand.h: New file.
20725 * expr.c (toplevel): Include ssaexpand.h.
20726 (expand_assignment): Handle SSA names the same as register variables.
20727 (expand_expr_real_1): Expand SSA names.
20728 * cfgexpand.c (toplevel): Include ssaexpand.h.
20729 (SA): New global variable.
20730 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20731 (SSAVAR): New macro.
20732 (set_rtl): New helper function.
20733 (add_stack_var): Deal with SSA names, use set_rtl.
20734 (expand_one_stack_var_at): Likewise.
20735 (expand_one_stack_var): Deal with SSA names.
20736 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20737 before unique numbers.
20738 (expand_stack_vars): Use set_rtl.
20739 (expand_one_var): Accept SSA names, add asserts for them, feed them
20740 to above subroutines.
20741 (expand_used_vars): Expand all partitions (without default defs),
20742 then only the local decls (ignoring those expanded already).
20743 (expand_gimple_cond): Remove edges when jumpif() expands an
20744 unconditional jump.
20745 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20746 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20748 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20749 members of SA; deal with PARM_DECL partitions here; expand
20750 all PHI nodes, free tree datastructures and SA. Commit instructions
20751 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20752 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20753 info and statements at start, collect garbage at finish.
20754 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20755 (VAR_ANN_PARTITION) Remove.
20756 (change_partition_var): Don't declare.
20757 (partition_to_var): Always return SSA names.
20758 (var_to_partition): Only accept SSA names.
20759 (register_ssa_partition): Only check argument.
20760 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20762 (delete_var_map): Don't free it.
20763 (var_union): Only accept SSA names, simplify.
20764 (partition_view_init): Mark only useful SSA names as used.
20765 (partition_view_fini): Only deal with SSA names.
20766 (change_partition_var): Remove.
20767 (dump_var_map): Use ssa_name instead of partition_to_var member.
20768 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20770 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20771 (struct _elim_graph): New member const_dests; nodes member vector of
20773 (set_location_for_edge): New static helper.
20774 (create_temp): Remove.
20775 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20776 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20777 (new_elim_graph): Allocate const_dests member.
20778 (clean_elim_graph): Truncate const_dests member.
20779 (delete_elim_graph): Free const_dests member.
20780 (elim_graph_size): Adapt to new type of nodes member.
20781 (elim_graph_add_node): Likewise.
20782 (eliminate_name): Likewise.
20783 (eliminate_build): Don't take basic block argument, deal only with
20784 partition numbers, not variables.
20785 (get_temp_reg): New static helper.
20786 (elim_create): Use it, deal with RTL temporaries instead of trees.
20787 (eliminate_phi): Adjust all calls to new signature.
20788 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20789 (rewrite_trees): Only do checking.
20790 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20791 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20792 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20793 contains_tree_r, MAX_STMTS_IN_LATCH,
20794 process_single_block_loop_latch, analyze_edges_for_bb,
20795 perform_edge_inserts): Remove.
20796 (expand_phi_nodes): New global function.
20797 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20798 functions, initialize new parameter, remember partitions having a
20800 (finish_out_of_ssa): New global function.
20801 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20802 don't reset in_ssa_p here, don't disable TER when mudflap.
20803 (pass_del_ssa): Remove.
20804 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20806 (execute_free_datastructures): Declare.
20807 * Makefile.in (SSAEXPAND_H): New variable.
20808 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20809 * basic-block.h (commit_one_edge_insertion): Declare.
20810 * passes.c (init_optimization_passes): Move pass_nrv and
20811 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20812 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20813 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20814 (redirect_branch_edge): Deal with super block when expanding, split
20815 out jump patching itself into ...
20816 (patch_jump_insn): ... here, new static helper.
20818 2009-04-26 Michael Matz <matz@suse.de>
20820 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20821 beyond num_ssa_names.
20822 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20823 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20825 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20827 PR inline-asm/39543
20828 * fwprop.c (forward_propagate_asm): New function.
20829 (forward_propagate_and_simplify): Propagate also into __asm, if it
20830 doesn't increase the number of referenced registers.
20833 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20835 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20837 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20838 note_nonlocal_vla_type for nonlocal VLAs.
20839 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20840 contains_remapped_vars, remap_vla_decls): New functions.
20841 (convert_nonlocal_reference_stmt): If not optimizing, call
20842 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20843 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20844 if it wasn't found in var_map.
20845 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20846 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20847 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20849 * gimplify.c (nonlocal_vlas): New variable.
20850 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20852 (gimplify_body): Create and destroy nonlocal_vlas.
20854 * dwarf2out.c (loc_descr_plus_const): New function.
20855 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20856 mem_loc_descriptor, loc_descriptor_from_tree_1,
20857 descr_info_loc, gen_variable_die): Use it.
20859 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20860 !TREE_STATIC VAR_DECLs.
20861 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20862 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20863 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20864 DECL_BY_REFERENCE is valid.
20865 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20866 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20867 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20868 Copy DECL_BY_REFERENCE.
20869 (struct nesting_copy_body_data): New type.
20870 (nesting_copy_decl): New function.
20871 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20872 if they have variable length.
20874 2009-04-26 Michael Matz <matz@suse.de>
20876 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20877 mark new temporaries for renaming.
20879 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20882 * c-decl.c (global_bindings_p): Return negative value.
20883 (c_variable_size): New. Based on variable_size from
20885 (grokdeclarator): Call c_variable_size not variable_size.
20887 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20889 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20891 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20893 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20894 Redefine it to just use mingw/include.
20895 (ASM_SPEC): Rules for -m32 and -m64.
20896 (LINK_SPEC): Use Likewise.
20897 (SPEC_32): New define.
20898 (SPEC_64): Likewise.
20899 (SUB_LINK_SPEC): Likewise.
20900 (MULTILIB_DEFAULTS): New define.
20901 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20902 Add multilib options.
20903 (MULTILIB_DIRNAMES): Likewise.
20904 (MULTILIB_OSDIRNAMES): Likewise.
20905 (LIBGCC): Likewise.
20906 (INSTALL_LIBGCC): Likewise.
20908 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20911 * c-tree.h (enum c_inline_static_type): New.
20912 (record_inline_static): Declare.
20913 * c-decl.c (struct c_inline_static, c_inline_statics,
20914 record_inline_static, check_inline_statics): New.
20915 (pop_file_scope): Call check_inline_statics.
20916 (start_decl): Call record_inline_static instead of pedwarning
20917 directly for static in inline function.
20918 * c-typeck.c (build_external_ref): Call record_inline_static
20919 instead of pedwarning directly for static referenced in inline
20922 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20924 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20925 not new but only being rescanned.
20926 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20927 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20928 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20929 record_set_info, compute_set, grealloc): Remove.
20930 (recompute_all_luids): New function.
20931 (gcse_main): Don't compute sets, and don't do related memory
20932 allocations/free-ing. If something changed before the end of the
20933 pass, update LUIDs using recompute_all_luids.
20934 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20935 (free_gcse_mem): Don't free it either.
20936 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20937 Use the df insn LUIDs.
20938 (load_killed_in_block): Likewise.
20939 (compute_hash_table_work): Don't compute reg_set_in_block.
20940 (compute_transp): Use DF_REG_DEF_CHAINs.
20941 (local_cprop_pass): Don't use compute_sets and related functions.
20942 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20943 Use get_max_uid() instead of max_cuid.
20944 (insert_insn_end_basic_block, pre_insert_copy_insn,
20945 update_ld_motion_stores): Don't try to
20946 keep reg_set tables up to date.
20947 (pre_insert_copies): Use df insn LUIDs.
20948 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20949 (reg_set_info): Don't use extra bitmap argument.
20950 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20951 information to compute regs_set_in_block.
20952 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20953 (bypass_jumps): Don't use compute_sets and friends.
20955 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20958 * opts.c (undocumented_msg): Do not leave blank even with
20961 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20963 * c-decl.c (build_enumerator): Allow values folding to integer
20964 constants but not integer constant expressions with a pedwarn if
20967 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20970 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20971 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20972 type is an integer constant.
20974 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20977 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20980 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20983 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20984 with variably modified return type and no storage class
20985 specifiers, except for the case of nested functions. Distinguish
20986 extern declarations of functions with variably modified return
20987 types from those of objects with variably modified types.
20989 2009-04-25 Jan Hubicka <jh@suse.cz>
20991 * tree.c (list_equal_p): New function.
20992 * tree.h (list_equal_p): Declare.
20993 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20994 basic_block_def, basic_block, const_basic_block): New.
20995 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20996 (redirect_eh_edge): New function.
20997 (make_eh_edge_update_phi): EH edges are not abnormal.
20998 * except.c: Include tree-flow.h.
20999 (list_match): New function.
21000 (eh_region_replaceable_by_p): New function.
21001 (replace_region): New function.
21002 (hash_type_list): New function.
21003 (hash_eh_region): New function.
21004 (eh_regions_equal_p): New function.
21005 (merge_peers): New function.
21006 (remove_unreachable_regions): Verify EH tree when checking;
21008 (copy_eh_region_1): New function.
21009 (copy_eh_region): New function.
21010 (push_reachable_handler): New function.
21011 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
21012 regions without label but with live RESX.
21013 * except.h (redirect_eh_edge_to_label): New.
21014 * tree-flow.h (redirect_eh_edge): New.
21015 * coretypes.h (edge_def, edge, const_edge, basic_block_def
21016 basic_block_def, basic_block, const_basic_block): Remove.
21017 * Makefile.in (except.o): Add dependency on tree-flow.h
21018 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
21019 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
21022 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
21025 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
21026 on the destination of memcpy.
21028 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
21030 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
21031 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
21032 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
21034 2009-04-25 Jan Hubicka <jh@suse.cz>
21036 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
21037 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
21038 to be reached by different label than left.
21039 (update_eh_edges): Update comment; remove edge_to_remove if possible
21040 and return true if suceeded.
21041 (cleanup_empty_eh): Accept sharing map; handle shared regions.
21042 (cleanup_eh): Compute sharing map.
21043 * except.c (remove_eh_handler_and_replace): Add argument if we should
21045 (remove_unreachable_regions): Update for label sharing.
21046 (label_to_region_map): Likewise.
21047 (get_next_region_sharing_label): New function.
21048 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
21050 (remove_eh_handler): Update.
21051 (remove_eh_region_and_replace_by_outer_of): New function.
21052 * except.h (struct eh_region): Add next_region_sharing_label.
21053 (remove_eh_region_and_replace_by_outer_of,
21054 get_next_region_sharing_label): Declare.
21055 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
21057 2009-04-25 Jan Hubicka <jh@suse.cz>
21059 * tree-cfg.c (split_critical_edges): Split also edges where we can't
21060 insert code even if they are not critical.
21062 2009-04-25 Jan Hubicka <jh@suse.cz>
21064 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
21065 (gimple_can_remove_branch_p): EH edges won't remove branch by
21067 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
21068 updating of non-abnormal EH edges.
21069 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
21070 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
21071 (split_critical_edges): Split also edges where emitting code on them
21072 will lead to splitting later.
21074 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
21075 H.J. Lu <hongjiu.lu@intel.com>
21078 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
21079 the configured assembler supports fildq and fistpq mnemonics.
21080 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
21081 * configure: Regenerated.
21082 * config.in: Ditto.
21084 * config/i386/i386.c (print_operand): Handle 'Z'.
21085 ['z']: Remove handling of special fild/fist suffixes.
21086 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
21087 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
21088 suffix of fild insn.
21089 (*floatsi<mode>2_vector_mixed): Ditto.
21090 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
21091 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
21092 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21093 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
21094 * config/i386/gas.h (GAS_MNEMONICS): Remove.
21096 2009-04-25 Ben Elliston <bje@au.ibm.com>
21098 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
21099 the source of a set operation.
21101 2009-04-25 Anatoly Sokolov <aesok@post.ru>
21103 * target.h (struct gcc_target): Add case_values_threshold field.
21104 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
21105 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
21106 * targhooks.c (default_case_values_threshold): New function.
21107 * targhooks.h (default_case_values_threshold): Declare function.
21108 * stmt.c (expand_case): Use case_values_threshold target hook.
21109 * expr.h (case_values_threshold): Remove declartation.
21110 * expr.c (case_values_threshold): Remove function.
21111 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
21113 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
21114 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
21115 (avr_case_values_threshold): Declare as static.
21116 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
21118 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
21119 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
21120 (mn10300_case_values_threshold): New function.
21122 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
21124 * ira.c (setup_cover_and_important_classes): Add enum cast.
21126 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
21128 * genpreds.c (write_enum_constraint_num): Output definition of
21129 CONSTRAINT_NUM_DEFINED_P macro.
21130 * ira.c (setup_cover_and_important_classes): Use
21131 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
21133 2009-04-24 DJ Delorie <dj@redhat.com>
21135 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
21136 __SH2A_SINGLE_ONLY__ also.
21138 2009-04-24 Steve Ellcey <sje@cup.hp.com>
21140 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
21141 (movdf_internal): Ditto.
21142 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
21143 SFmode and DFmode constants.
21144 (ia64_print_operand): Add 'G' format for printing
21145 floating point constants.
21147 2009-04-24 Richard Guenther <rguenther@suse.de>
21149 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
21150 from unsigned additions.
21152 2009-04-24 Joseph Myers <joseph@codesourcery.com>
21154 * c-typeck.c (set_init_index): Allow array designators that are
21155 not integer constant expressions with a pedwarn if pedantic.
21157 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
21159 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
21160 zero if no overlap in nonzero bits between the operands.
21162 2009-04-24 Ian Lance Taylor <iant@google.com>
21164 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
21165 (record_dead_and_set_regs): Likewise.
21166 * df.h (struct df_mw_hardreg): Change flags field to int.
21167 (struct df_base_ref): Likewise.
21168 (struct df): Change changeable_flags field to int.
21169 * df-scan.c (df_defs_record): Change clobber_flags to int.
21170 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
21171 constants rather than #define macros.
21172 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
21173 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
21174 (enum dwarf_calling_convention): Likewise.
21175 (enum dwarf_line_number_x_ops): Likewise.
21176 (enum dwarf_call_frame_info): Likewise.
21177 (enum dwarf_source_language): Likewise.
21178 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
21179 (add_calling_convention_attribute): Likewise.
21180 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
21181 (combine_comparisons): Change compcode to int. Add cast to enum type.
21182 * genrecog.c (maybe_both_true_2): Change c to int.
21183 (write_switch): Likewise. Add cast to enum type.
21184 * gimplify.c (gimplify_omp_for): Handle return values from
21185 gimplify_expr using MIN rather than bitwise or.
21186 (gimplify_expr): Add cast to enum type.
21187 * ipa-prop.c (update_jump_functions_after_inlining): Change
21188 IPA_BOTTOM to IPA_JF_UNKNOWN.
21189 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
21190 Add casts to enum type.
21191 (setup_cover_and_important_classes): Change cl to int. Add casts
21193 (setup_class_translate): Change cl and mode to int.
21194 (ira_init_once): Change mode to int.
21195 (free_register_move_costs): Likewise.
21196 (setup_prohibited_mode_move_regs): Add casts to enum type.
21197 * langhooks.c (add_builtin_function_common): Rework assertion that
21198 value fits bitfield.
21199 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
21200 * omega.c (omega_do_elimination): Avoid math on enum types.
21201 * optabs.c (expand_vec_shift_expr): Remove casts to int.
21202 * opts.c (set_debug_level): Change 2 to enum constant. Use new
21203 int local to handle integral_argment value.
21204 * regmove.c (try_auto_increment): Change PUT_MODE to
21206 * reload.c (push_secondary_reload): Add casts to enum type.
21207 (secondary_reload_class, find_valid_class): Likewise.
21208 * reload1.c (emit_input_reload_insns): Likewise.
21209 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
21210 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
21211 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
21213 * tree.c (build_common_builtin_nodes): Add casts to enum type.
21214 * tree-complex.c (complex_lattice_t): Typedef to int rather than
21216 (expand_complex_libcall): Add casts to enum type.
21217 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
21218 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
21219 with ERROR_MARK, not NUM_TREE_CODES.
21220 (vect_create_epilog_for_reduction): Likewise.
21221 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
21222 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
21223 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
21225 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
21226 vect_unused_in_loop. Change 0 to loop_vect.
21227 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
21228 * var-tracking.c (get_init_value): Change return type to enum
21230 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
21231 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
21233 (arm_override_options): Add casts to enum type.
21234 (arm_emit_tls_decoration): Likewise.
21235 * config/i386/i386.c (ix86_function_specific_restore): Add casts
21237 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
21238 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
21239 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
21241 * config/s390/s390.c (code_for_builtin_64): Change to array of
21243 (code_for_builtin_31): Likewise.
21244 (s390_expand_builtin): Change code_for_builtin to enum insn_code
21246 * config/sparc/sparc.c (sparc_override_options): Change value
21247 field in struct code_model to enum cmodel. In initializer change
21248 0 to NULL and add cast to enum type.
21250 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
21251 Change all callers. Issue a -Wc++-compat warning using
21252 lhs_origtype if necessary.
21253 (convert_for_assignment): Issue -Wc++-compat warnings about
21254 invalid conversions to enum type on assignment.
21255 * c-common.h (build_modify_expr): Update declaration.
21257 2009-04-24 Nick Clifton <nickc@redhat.com>
21259 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
21260 (function_arg_advance): Likewise.
21261 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
21264 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21266 * config/s390/constraints.md ('I', 'J'): Fix condition.
21268 2009-04-24 Diego Novillo <dnovillo@google.com>
21270 * gengtype-parse.c (parse_error): Add newline after message.
21272 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
21274 * config/i386/sse.md (avxmodesuffixs): Removed.
21275 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
21276 (*avx_pinsr<ssevecsize>): This.
21278 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
21280 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
21281 follow chains of regs with a single definition, and allow expressions
21282 that are function_invariant_p.
21283 (simple_rhs_p): Allow expressions that are function_invariant_p.
21285 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
21287 PR middle-end/39867
21288 * fold-const.c (fold_cond_expr_with_comparison): When folding
21289 > and >= to MAX, make sure the MAX uses the same type as the
21290 comparison's operands.
21292 2009-04-24 Nick Clifton <nickc@redhat.com>
21294 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
21295 addressing for DImode accesses.
21296 (frv_print_operand_address): Handle PLUS case.
21297 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
21299 2009-04-24 Jakub Jelinek <jakub@redhat.com>
21301 PR rtl-optimization/39794
21302 * alias.c (canon_true_dependence): Add x_addr argument.
21303 * rtl.h (canon_true_dependence): Adjust prototype.
21304 * cse.c (check_dependence): Adjust canon_true_dependence callers.
21305 * cselib.c (cselib_invalidate_mem): Likewise.
21306 * gcse.c (compute_transp): Likewise.
21307 * dse.c (scan_reads_nospill): Likewise.
21308 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
21309 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
21310 canon_base_addr of the group, plus optional offset.
21311 (struct group_info): Rename canon_base_mem to
21313 (get_group_info): Set canon_base_addr to canon_rtx of base, not
21314 canon_rtx of base_mem.
21316 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
21318 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
21319 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
21321 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21323 * config/spu/spu-builtins.h: Delete file.
21325 * config/spu/spu.h (enum spu_builtin_type): Move here from
21327 (struct spu_builtin_description): Likewise. Add GTY marker.
21328 Do not use enum spu_function_code or enum insn_code.
21329 (spu_builtins): Add extern declaration.
21331 * config/spu/spu.c: Do not include "spu-builtins.h".
21332 (enum spu_function_code, enum spu_builtin_type_index,
21333 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
21334 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
21335 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
21336 unsigned_V2DI_type_node): Move here from spu-builtins.h.
21337 (spu_builtin_types): Make static. Add GTY marker.
21338 (spu_builtins): Add extern declaration with GTY marker.
21339 Include "gt-spu.h".
21341 * config/spu/spu-c.c: Do not include "spu-builtins.h".
21342 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
21343 Check programmatically whether all parameters are scalar.
21345 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
21347 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
21349 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
21350 assignment from the constructor either if the target is volatile.
21352 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
21354 * config/arm/arm.md (insv): Do not share operands[0].
21356 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
21358 * config/vxlib-tls.c (active_tls_threads): Delete.
21359 (delete_hook_installed): New.
21360 (tls_delete_hook): Don't delete the delete hook.
21361 (tls_destructor): Delete it here.
21362 (__gthread_set_specific): Adjust installing the delete hook.
21363 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
21364 __gthread_leave_tsd_dtor_context.
21366 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
21368 * c-format.c (gcc_tdiag_char_table): Add support for %E.
21370 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
21372 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
21374 (alpha_rtx_costs): Ditto.
21375 (emit_unlikely_jump): Use add_reg_note.
21376 (emit_frame_store_1): Ditto.
21377 (alpha_expand_prologue): Ditto.
21378 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21379 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
21381 2009-04-23 Nick Clifton <nickc@redhat.com>
21383 * config/v850/v850.md (epilogue): Remove suppressed code.
21384 (return): Rename to return_simple and remove test of frame size.
21385 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
21386 to gen_return_simple.
21388 2009-04-22 Jing Yu <jingyu@google.com>
21391 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
21393 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21396 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
21397 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
21398 value is a VECTOR_CST, the element type is the element type of the
21401 2009-04-22 DJ Delorie <dj@redhat.com>
21403 * config/m32c/m32c.h: Update GTY annotations to new syntax.
21405 2009-04-22 Jakub Jelinek <jakub@redhat.com>
21407 * alias.c (find_base_term): Move around LO_SUM case, so that
21408 CONST falls through into PLUS/MINUS handling.
21411 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
21412 into 0, use omit_one_operand.
21414 2009-04-23 Ben Elliston <bje@au.ibm.com>
21416 * config/rs6000/linux-unwind.h (get_regs): Remove type
21417 puns. Change the type of `pc' to an array of unsigned ints and
21418 update all users. Constify frame24.
21420 2009-04-22 DJ Delorie <dj@redhat.com>
21422 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
21423 declarations before code.
21424 (current_function_special_page_vector): Likewise.
21425 (m32c_expand_insv): Silence a warning.
21427 2009-04-21 Taras Glek <tglek@mozilla.com>
21429 * alias.c: Update GTY annotations to new syntax.
21430 * basic-block.h: Likewise.
21431 * bitmap.h: Likewise.
21432 * c-common.h: Likewise.
21433 * c-decl.c: Likewise.
21434 * c-parser.c: Likewise.
21435 * c-pragma.c: Likewise.
21436 * c-tree.h: Likewise.
21437 * cfgloop.h: Likewise.
21438 * cgraph.h: Likewise.
21439 * config/alpha/alpha.c: Likewise.
21440 * config/arm/arm.h: Likewise.
21441 * config/avr/avr.h: Likewise.
21442 * config/bfin/bfin.c: Likewise.
21443 * config/cris/cris.c: Likewise.
21444 * config/darwin.c: Likewise.
21445 * config/frv/frv.c: Likewise.
21446 * config/i386/i386.c: Likewise.
21447 * config/i386/i386.h: Likewise.
21448 * config/i386/winnt.c: Likewise.
21449 * config/ia64/ia64.h: Likewise.
21450 * config/iq2000/iq2000.c: Likewise.
21451 * config/mips/mips.c: Likewise.
21452 * config/mmix/mmix.h: Likewise.
21453 * config/pa/pa.c: Likewise.
21454 * config/pa/pa.h: Likewise.
21455 * config/rs6000/rs6000.c: Likewise.
21456 * config/s390/s390.c: Likewise.
21457 * config/sparc/sparc.c: Likewise.
21458 * config/xtensa/xtensa.c: Likewise.
21459 * cselib.h: Likewise.
21460 * dbxout.c: Likewise.
21461 * dwarf2out.c: Likewise.
21462 * except.c: Likewise.
21463 * except.h: Likewise.
21464 * fixed-value.h: Likewise.
21465 * function.c: Likewise.
21466 * function.h: Likewise.
21467 * gimple.h: Likewise.
21468 * integrate.c: Likewise.
21469 * optabs.c: Likewise.
21470 * output.h: Likewise.
21471 * real.h: Likewise.
21473 * stringpool.c: Likewise.
21474 * tree-data-ref.c: Likewise.
21475 * tree-flow.h: Likewise.
21476 * tree-scalar-evolution.c: Likewise.
21477 * tree-ssa-address.c: Likewise.
21478 * tree-ssa-alias.h: Likewise.
21479 * tree-ssa-operands.h: Likewise.
21480 * tree.c: Likewise.
21481 * tree.h: Likewise.
21482 * varasm.c: Likewise.
21483 * varray.h: Likewise.
21485 * coretypes.h: Do not define GTY macro if it is already defined.
21486 * doc/gty.texi: Update GTY documentation to new syntax.
21487 * gengtype-lex.l: Enforce attribute-like syntax for GTY
21488 annotations on structs.
21489 * gengtype-parse.c: Likewise.
21491 2009-04-22 Mark Heffernan <meheff@google.com>
21493 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
21495 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21497 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
21500 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21502 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
21503 the same as a PLUS without a shift. Increase the cost of a
21506 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21508 * Makefile.in: Update dependencies.
21509 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
21510 * errors.h: Remove bogus comment about compatibility.
21511 (warning): Update declaration.
21512 * genautomata.c: Update all calls to warning.
21513 * gimple.c: Do not include errors.h. Include toplev.h.
21514 * tree-ssa-structalias.c: Do not include errors.h.
21515 * omega.c: Likewise.
21516 * tree-ssa-reassoc.c: Likewise.
21517 * config/spu/spu-c.c: Likewise.
21518 * config/spu/t-spu-elf: Update dependencies.
21520 2009-04-22 Richard Guenther <rguenther@suse.de>
21522 PR tree-optimization/39824
21523 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
21524 make sure the types are compatible.
21526 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21529 * c-common.c (c_parse_error): Take a token_flags parameter.
21530 Use token_type for the token type instead.
21531 Pass token_flags to cpp_type2name.
21532 * c-common.h (c_parse_error): Update declaration.
21533 * c-parser.c (c_parser_error): Pass 0 as token flags.
21535 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
21537 PR rtl-optimization/39580
21538 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
21540 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21542 * function.c (expand_function_end): Do not emit a jump to the "naked"
21543 return label for fall-through returns.
21544 * except.c (sjlj_emit_function_exit): Always place the call to the
21545 unregister function at the location installed by expand_function_end.
21547 2009-04-22 Richard Guenther <rguenther@suse.de>
21549 PR tree-optimization/39845
21550 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
21551 (gen_inbound_check): Likewise.
21553 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
21555 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
21557 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
21558 * config/vxlib.c (__gthread_once): Add race guard for PPC.
21560 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21562 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
21563 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
21564 shift counts to avoid out-of-bounds array accesses.
21566 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21568 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21569 (Pmode): Move above.
21571 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21573 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21574 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21575 GET_CODE macro. Use IN_RANGE macro where appropriate.
21576 * config/alpha/alpha.h: Ditto.
21577 * config/alpha/alpha.md: Ditto.
21578 * config/alpha/constraints.md: Ditto.
21579 * config/alpha/predicates.md: Ditto.
21581 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21583 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21584 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21585 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21586 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21587 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21588 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21589 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21590 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21591 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21592 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21593 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21594 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21595 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21596 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21597 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21598 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21599 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21600 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21601 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21602 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21603 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21604 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21605 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21606 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21607 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21608 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21609 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21611 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21613 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21614 references from comments.
21615 * cfgbuild.c (count_basic_blocks): Delete.
21616 (find_basic_blocks_1): Delete.
21617 (find_basic_blocks): Delete.
21618 * except.c (finish_eh_generation): Make static. Move comment from
21619 except.h here. Remove find_basic_blocks references from comments.
21620 * except.h (finish_eh_generation): Delete.
21621 * basic-block.h (find_basic_blocks): Delete.
21622 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21624 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21626 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21627 (sdbout_parms): Likewise.
21629 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21631 * config/sh/sh.c (prepare_cbranch_operands): Use
21632 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21633 (expand_cbranchdi4): Likewise.
21634 (from_compare): Add cast to enum type.
21635 (expand_cbranchsi4): Use add_reg_note.
21636 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21637 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21638 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21639 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21640 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21641 instead of CODE_FOR_nothing.
21642 (cbranchdi4): Likewise. Fix the order of arguments for
21644 (push_fpscr): Use add_reg_note.
21645 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21646 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21648 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21650 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21651 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21652 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21653 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21654 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21655 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21656 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21657 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21658 config/alpha/x-vms, config/arc/t-arc,
21659 config/arm/README-interworking, config/arm/arm-c.c,
21660 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21661 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21662 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21663 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21664 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21665 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21666 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21667 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21668 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21669 config/cris/t-elfmulti, config/crx/t-crx,
21670 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21671 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21672 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21673 config/h8300/t-h8300, config/i386/athlon.md,
21674 config/i386/darwin-libgcc.10.4.ver,
21675 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21676 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21677 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21678 config/i386/t-linux64, config/i386/t-nwld,
21679 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21680 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21681 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21682 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21683 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21684 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21685 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21686 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21687 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21688 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21689 config/m68k/t-uclinux, config/mcore/t-mcore,
21690 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21691 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21692 config/mips/crtn.asm, config/mips/irix-crti.asm,
21693 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21694 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21695 config/mips/mips-fixed.md, config/mips/sb1.md,
21696 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21697 config/mips/t-iris6, config/mips/t-isa3264,
21698 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21699 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21700 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21701 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21702 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21703 config/mn10300/t-linux, config/mn10300/t-mn10300,
21704 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21705 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21706 config/picochip/libgccExtras/clzsi2.asm,
21707 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21708 config/rs6000/darwin-libgcc.10.4.ver,
21709 config/rs6000/darwin-libgcc.10.5.ver,
21710 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21711 config/rs6000/t-aix43, config/rs6000/t-aix52,
21712 config/rs6000/t-darwin, config/rs6000/t-fprules,
21713 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21714 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21715 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21716 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21717 config/rs6000/t-rtems, config/rs6000/t-spe,
21718 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21719 config/score/t-score-elf, config/sh/divcost-analysis,
21720 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21721 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21722 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21723 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21724 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21725 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21726 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21727 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21728 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21729 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21730 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21731 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21732 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21733 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21734 * config/h8300/genmova.sh: Include copyright and license notices
21735 in generated output.
21736 * config/h8300/mova.md: Regenerate.
21737 * doc/install.texi2html: Include word "Copyright" in copyright
21738 notice and use name "Free Software Foundation, Inc.".
21739 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21740 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21741 ChangeLog-2007, ChangeLog-2008: Correct dates.
21743 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21745 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21746 NE_EXPR operations as well.
21747 * c-parser.c (c_parser_condition): Do not set location information on
21749 (c_parser_conditional_expression): Likewise.
21750 (c_parser_binary_expression): Set location information on operators.
21751 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21752 TRUTH_NOT_EXPR has been folded.
21753 * fold-const.c (fold_truth_not_expr): Copy location information from
21754 the incoming expression to the outgoing one.
21755 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21756 recursive calls on the LHS of the operator but pass that of the
21757 operator to recursive calls on the RHS of the operator. Set it
21759 (shortcut_cond_expr): Set the locus of the operator on the second
21760 COND_EXPR and that of the expression on the first in degenerate cases.
21761 Pass the locus of the expression to calls to shortcut_cond_r.
21762 Set the locus of the 'then' block on the associated jump, if any.
21763 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21764 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21765 expression to call to gimplify_boolean_expr.
21767 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21769 * config.gcc: Add additional configuration for
21770 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21771 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21772 (CPP_SPEC): Redefine for allowing -municode option.
21773 (STARTFILE_SPEC): Likewise.
21774 * config/i386/t-mingw-w64: New.
21775 * config/i386/mingw-w64.opt: New.
21776 (municode): Add new target option.
21777 * doc/invoke.texi (municode): Add documentation for new option.
21779 2009-04-21 Ian Lance Taylor <iant@google.com>
21781 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21782 Correct test for number of arguments.
21783 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21785 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21787 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21788 argument of emit_library_call.
21790 2009-04-21 Richard Guenther <rguenther@suse.de>
21792 PR middle-end/39829
21793 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21794 inside VIEW_CONVERT_EXPRs.
21796 2009-04-21 Martin Jambor <mjambor@suse.cz>
21798 * tree-switch-conversion.c (build_constructors): Split a long line.
21799 (constructor_contains_same_values_p): New function.
21800 (build_one_array): Create assigns of constants if possible, do not
21801 call mark_sym_for_renaming, call update_stmt.
21802 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21803 make_rename_temp. Do not call mark_symbols_for_renaming, call
21805 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21806 find_new_referenced_vars, call update_stmt.
21807 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21808 instead of calling make_rename_temp. Do not call
21809 find_new_referenced_vars or mark_symbols_for_renaming, call
21812 2009-04-21 Richard Guenther <rguenther@suse.de>
21814 PR tree-optimization/39827
21815 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21816 (tree_ssa_phiprop): Pass the correct array size.
21818 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21820 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21822 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21825 * c-typeck.c (lvalue_p): Move declaration ...
21826 * c-common.h (lvalue_p): ... to here.
21827 * c-common.c (candidate_equal_p): New.
21828 (add_tlist): Use it.
21829 (merge_tlist): Use it.
21830 (warn_for_collisions_1): Likewise.
21831 (warning_candidate_p): Accept more candidates.
21832 (verify_tree): A warning candidate can be an expression. Use
21835 2009-04-21 Ben Elliston <bje@au.ibm.com>
21838 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21839 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21840 options. Remove -mcall-solaris documentation.
21842 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21845 * doc/invoke.texi (-Wlong-long): Update description.
21846 * c-lex (interpret_integer): Only warn if there was no previous
21847 overflow and -Wlong-long is enabled.
21848 * c-decl.c (declspecs_add_type): Drop redundant flags.
21849 * c.opt (Wlong-long): Init to -1.
21850 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21851 and front-end warn_long_long. Wlong-long only depends on other
21852 flags if it is uninitialized.
21853 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21854 the same for CPP and FE.
21855 (restore_extension_diagnostics): Likewise.
21857 2009-04-20 Ian Lance Taylor <iant@google.com>
21859 Fix enum conversions which are invalid in C++:
21860 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21861 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21862 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21863 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21864 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21865 (dbxout_parms): Likewise.
21866 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21867 (df_clear_flags): Likewise.
21868 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21869 top_flag parameter to int.
21870 (df_chain_create_bb_process_use): Likewise.
21871 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21873 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21874 (df_ref_create_structure, df_def_record_1): Likewise.
21875 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21876 (df_notes_rescan): Change 0 to VOIDmode in function call.
21877 (df_get_call_refs, df_insn_refs_collect): Likewise.
21878 (df_bb_regs_collect): Likewise.
21879 (df_entry_block_defs_collect): Likewise.
21880 (df_exit_block_uses_collect): Likewise.
21881 * df.h: Update declarations.
21882 * double-int.c (double_int_divmod): Add cast to enum type.
21883 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21884 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21885 (based_loc_descr): Likewise.
21886 (loc_descriptor_from_tree_1): Change first_op and second_op to
21887 enum dwarf_location_atom. Add cast to enum type.
21888 * expmed.c (init_expmed): Change 0 to SET in function call.
21889 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21890 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21891 (do_store_flag): Likewise.
21892 * fixed-value.h (struct fixed_value): Change mode to enum
21894 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21895 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21897 (insert_insn_decl, insert_decl, insert_state): Likewise.
21898 (automata_list_finish): Likewise.
21899 * genrecog.c (process_define_predicate): Add cast to enum type.
21900 * gensupport.c (init_predicate_table): Add cast to enum type.
21901 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21903 (gimple_build_call_1, gimple_build_label): Likewise.
21904 (gimple_build_goto, gimple_build_asm_1): Likewise.
21905 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21906 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21907 (enum fallback): Rename from enum fallback_t.
21908 (fallback_t): Typedef as int.
21909 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21910 GSI_SAME_STMT in function call.
21911 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21913 (setup_reg_class_relations): Likewise.
21914 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21915 (setup_prohibited_class_mode_regs): Add cast to enum type.
21916 (setup_prohibited_mode_move_regs): Likewise.
21917 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21918 (record_address_regs): Change i to enum reg_class.
21919 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21920 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21921 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21922 (GET_MODE_2XWIDER_MODE): Likewise.
21923 (GET_CLASS_NARROWEST_MODE): Likewise.
21924 * omp-low.c (expand_omp_for): Add cast to enum type.
21925 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21926 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21927 * postreload.c (reload_cse_simplify_operands): Change rclass local
21929 * predict.c (combine_predictions_for_insn): Change best_predictor
21930 and predictor to enum br_predictor.
21931 (combine_predictions_for_bb): Likewise.
21932 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21933 use SET_PREDICT_EXPR_OUTCOME.
21934 * real.c (real_arithmetic): Change icode to code in function call.
21935 * reginfo.c (init_move_cost): Add casts to enum type.
21936 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21937 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21939 * reload.c (find_valid_class): Add casts to enum type.
21940 (push_reload): Change 0 to NO_REGS in function call.
21941 (find_reloads): Change this_alternative to array of enum
21942 reg_class. Remove some now-unnecessary casts.
21943 (make_memloc): Change 0 to VOIDmode in function call.
21944 * reload1.c (reload): Change 0 to VOIDmode in function call.
21945 (eliminate_regs_1, elimination_effects): Likewise.
21946 (eliminate_regs_in_insn): Likewise.
21947 (emit_input_reload_insns): Add cast to enum type.
21948 (delete_output_reload): Change 0 to VOIDmode in function call.
21949 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21950 to enum type in function call.
21951 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21952 (SET_PREDICT_EXPR_OUTCOME): Define.
21953 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21954 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21955 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21956 (dump_function): Likewise.
21957 * tree-dump.h: Update declarations.
21958 * tree-pass.h: Update declarations.
21959 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21960 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21962 (arm_rtx_costs_1): Correct parenthesization.
21963 (arm_rtx_costs): Add casts to enum type.
21964 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21965 (vfp_emit_fstmd): Use add_rg_note.
21966 (emit_multi_reg_push, emit_sfm): Likewise.
21967 (thumb_set_frame_pointer): Likewise.
21968 (arm_expand_prologue): Likewise.
21969 (arm_regno_class): Change return type to enum reg_class.
21970 (thumb1_expand_prologue): Use add_reg_note.
21971 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21972 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21974 * config/arm/gentune.sh: Add cast to enum type.
21975 * config/arm/arm-tune.md: Rebuild.
21976 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21977 (ix86_split_fp_branch, predict_jump): Likewise.
21978 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21979 insn_code to enum rtx_code.
21980 (ix86_builtin_vectorized_function): Add cast to enum type.
21981 * config/i386/i386.md (truncdfsf2): Change slot to enum
21983 (truncxf<mode>2, isinf<mode>2): Likewise.
21984 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21986 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21987 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21988 (insert_bundle_state): Change 1 to INSERT in function call.
21989 (ia64_add_bundle_selector_before): Likewise.
21990 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21991 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21992 (restore_stack_nonlocal): Likewise.
21993 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21995 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21997 (mips_rtx_costs): Likewise.
21998 (mips_override_options): Add casts to enum type.
21999 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
22001 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
22002 (store_reg, set_reg_plus_d): Likewise.
22003 (hppa_expand_prologue, hppa_profile_hook): Likewise.
22004 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
22006 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
22008 (emit_unlikely_jump): Use add_reg_note.
22009 (rs6000_emit_allocate_stack): Likewise.
22010 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
22011 (output_toc): Change 1 to INSERT in function call.
22012 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
22013 (rs6000_initialize_trampoline): Likewise.
22014 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
22016 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
22017 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
22018 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
22019 (save_gprs): Use add_reg_note.
22020 (s390_emit_prologue): Likewise.
22021 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22022 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
22023 (sparc_fold_builtin): Add cast to enum type.
22024 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
22026 (spu_expand_prologue): Use add_reg_note.
22027 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
22029 2009-04-20 Ian Lance Taylor <iant@google.com>
22031 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
22032 (c_parser_postfix_expression_after_primary): Get VEC for list of
22033 arguments. Get original types of arguments. Call
22034 build_function_call_vec.
22035 (cached_expr_list_1, cached_expr_list_2): New static variables.
22036 (c_parser_expr_list): Change return type to VEC *. Add
22037 p_orig_types parameter. Change all callers.
22038 (c_parser_release_expr): New static function.
22039 (c_parser_vec_to_tree_list): New static function.
22040 * c-typeck.c (build_function_call): Rewrite to build a VEC and
22041 call build_function_call_vec.
22042 (build_function_call_vec): New function, based on old
22043 build_function_call.
22044 (convert_arguments): Remove nargs and argarray parameters. Change
22045 values to a VEC. Add origtypes parameter.
22046 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
22047 (convert_for_assignment): Add origtype parameter. Change all
22048 callers. If warn_cxx_compat, check for conversion to an enum
22049 type when calling a function.
22050 (store_init_value): Add origtype parameter. Change all callers.
22051 (digest_init): Likewise.
22052 (struct init_node): Add origtype field.
22053 (add_pending_init): Add origtype parameter. Change all callers.
22054 (output_init_element): Likewise.
22055 (output_pending_init_elements): Pass origtype from init_node to
22056 output_init_element.
22057 (process_init_element): Pass origtype from c_expr to
22058 output_init_element.
22059 (c_finish_return): Add origtype parameter. Change all callers.
22060 * c-common.c (sync_resolve_size): Change params to VEC *. Change
22062 (sync_resolve_params): Likewise.
22063 (sync_resolve_return): Change params to first_param. Change caller.
22064 (resolve_overloaded_builtins): Change params to VEC *. Change
22065 callers. Save first parameter around call to build_function_call_vec.
22066 * c-decl.c (finish_decl): Add origtype parameter. Change all
22067 callers. Call build_function_call_vec rather than
22068 build_function_call for cleanup.
22069 * c-tree.h: Update declarations.
22070 * c-common.h: Update declarations.
22071 * stub-objc.c (objc_rewrite_function_call): Change parameter from
22072 params to first_param.
22073 * target.h (struct gcc_target): Change resolve_overloaded_builtin
22074 params parameter from tree to void *.
22075 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
22076 Change arglist parameter to have type void *, and to be a pointer
22078 * config/rs6000/rs6000-protos.h
22079 (altivec_resolve_overloaded_builtin): Update declaration.
22080 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
22081 fnargs parameter to have type void *, and to be a pointer to a
22082 VEC. Call build_function_call_vec instead of
22083 build_function_call.
22084 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
22086 2009-04-20 Joey Ye <joey.ye@intel.com>
22087 Xuepeng Guo <xuepeng.guo@intel.com>
22088 H.J. Lu <hongjiu.lu@intel.com>
22090 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
22092 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
22093 (IX86_LEA_PRIORITY): Likewise.
22094 (distance_non_agu_define): New function.
22095 (distance_agu_use): Likewise.
22096 (ix86_lea_for_add_ok): Likewise.
22097 (ix86_dep_by_shift_count): Likewise.
22099 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
22100 should split for LEA.
22102 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
22104 (ix86_dep_by_shift_count): Likewise.
22106 2009-04-20 Richard Guenther <rguenther@suse.de>
22108 * expr.c (handled_component_p): Move ...
22109 * tree.h (handled_component_p): ... here.
22110 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
22111 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
22112 and REALPART_EXPR to be in one group.
22114 2009-04-20 Richard Guenther <rguenther@suse.de>
22116 * basic-block.h (get_all_dominated_blocks): Declare.
22117 * dominance.c (get_all_dominated_blocks): New function.
22118 * tree-cfg.c (get_all_dominated_blocks): Remove.
22119 (remove_edge_and_dominated_blocks): Adjust.
22120 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
22121 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
22122 instead of recursing.
22124 2009-04-20 Doug Kwan <dougkwan@google.com>
22126 * cgraph.h (cgraph_node_ptr): New type for vector functions.
22127 (struct cgraph_node_set_def): New type.
22128 (cgraph_node_set) New type. Also declare vector functions.
22129 (struct cgraph_node_set_element_def): New type.
22130 (cgraph_node_set_element): Ditto.
22131 (cgraph_node_set_iterator): New iterator type.
22132 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
22133 cgraph_node_set_remove, dump_cgraph_node_set,
22134 debug_cgraph_node_set): New prototypes.
22135 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
22136 cgraph_node_set_size): New inlines.
22137 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
22138 including cgraph.h.
22139 (struct ipa_opt_pass): Add struct cgraph_node_set_def
22140 argument to function 'write_summary'.
22141 * ipa.c: Include ggc.h.
22142 (hash_cgraph_node_set_element,
22143 eq_cgraph_node_set_element, cgraph_node_set_new,
22144 cgraph_node_set_add, cgraph_node_set_remove,
22145 cgraph_node_set_find, dump_cgraph_node_set,
22146 debug_cgraph_node_set): New functions.
22147 * Makefile.in (ipa.o): Add dependency on GGC_H.
22149 2009-04-20 Ira Rosen <irar@il.ibm.com>
22151 PR tree-optimization/39675
22152 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
22153 check of the return code of vect_schedule_slp. Check that
22154 stmt_vec_info still exists for the statement, before checking its
22155 vectorization type.
22157 2009-04-20 Michael Matz <matz@suse.de>
22159 * Makefile.in (generated_files): Take out $(simple_generated_c).
22161 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
22163 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
22164 (UINTPTR_TYPE): Likewise.
22166 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22169 * c-typeck.c (digest_init): Check for initializing an array with a
22172 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22175 * c-semantics.c (pop_stmt_list): Propagate
22176 STATEMENT_LIST_HAS_LABEL to parent statement list.
22178 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
22180 * config/mips/mips.h (mips_tune_attr): New macro.
22181 * config/mips/mips.md (cpu): Use it.
22183 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22186 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
22189 2009-04-19 Diego Novillo <dnovillo@google.com>
22191 * toplev.c (compile_file): Move call to coverage_finish ...
22192 * cgraphunit.c (ipa_passes): ... here.
22193 Call cgraph_process_new_functions.
22194 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
22195 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
22197 2009-04-19 Jan Hubicka <jh@suse.cz>
22199 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
22201 (dump_cgraph_node): Dump can throw external flag.
22202 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
22204 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
22208 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
22209 * common.opt (Wlogical-op): Move from here...
22210 * c.opt (Wlogical-op): ... to here.
22211 * c-typeck.c (parser_build_binary_op): Update call to
22212 warn_logical_operator.
22213 * c-opts.c (c_common_post_options): Enable warn_logical_op with
22215 * c-common.c (warn_logical_op): Update.
22216 * c-common.h (warn_logical_op): Update declaration.
22218 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
22220 * tree.c (protected_set_expr_location): Fix formatting.
22222 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22225 * c-typeck.c (readonly_warning): new.
22226 (build_unary_op, build_modify_expr): Use readonly_warning for
22227 storing into something readonly but not const-qualified.
22229 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22232 * c-typeck.c (build_unary_op): Check for taking address of
22233 expression of type void.
22235 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22238 * c-typeck.c (build_function_call): Check for calling a function
22239 with qualified void return types. Call require_complete_type when
22242 2009-04-18 Jan Hubicka <jh@suse.cz>
22244 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
22246 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
22247 can_throw_external flag.
22248 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
22249 * ipa-pure-const.c (ignore_edge): New function.
22250 (propagate): Compute order for NOTHROW computation; set NOTHROWs
22251 only over can_throw_external edges.
22252 (local_pure_const): Add nothrow flag.
22253 * ipa-utils.c (searchc): Add ignore_edge callback.
22254 (ipa_utils_reduced_inorder): Add ignore_edge callback.
22255 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
22256 (set_nothrow_function_flags): Update cgraph.
22257 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
22259 2009-04-18 Richard Guenther <rguenther@suse.de>
22261 PR middle-end/39804
22262 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
22263 (fold_stmt): ... this and ...
22264 (fold_stmt_inplace): ... this.
22265 (fold_stmt_1): Fold references in calls and asms.
22266 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
22268 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22270 * tree-vrp.c (ssa_name_nonzero_p): Remove.
22271 * tree.h: Remove the prototype for ssa_name_nonzero_p.
22273 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22275 * tree.c (function_args_count): Remove.
22276 * tree.h: Remove the prototype for function_args_count.
22278 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22280 * tree-iterator.c (expr_only): Remove.
22281 * tree.h: Remove the prototype for expr_only.
22283 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22285 * reginfo.c (cannot_change_mode_set_regs): Remove.
22286 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
22288 2009-04-08 Anatoly Sokolov <aesok@post.ru>
22290 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
22291 whether operands 0 and 1 overlaps.
22293 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
22295 PR middle-end/36902
22296 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
22297 pointer. Use warning_at instead of warning.
22298 (search_for_addr_array): Likewise.
22299 (check_array_bounds): Likewise.
22300 (check_all_array_refs): Check that the incoming edge is not in the
22301 list of edges to be removed.
22302 (check_all_array_refs): Avoid the temporal pointer.
22303 (vrp_visit_cond_stmt): Fix typo.
22304 (simplify_switch_using_ranges): Handle the case where the switch
22305 index is an integer constant.
22307 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
22309 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
22311 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22313 * doc/extend.texi, doc/invoke.texi: Fix typos.
22315 2009-04-17 Cary Coutant <ccoutant@google.com>
22317 * tree-flow-inline.h (get_lineno): Fix inverted test.
22319 2009-04-17 Diego Novillo <dnovillo@google.com>
22321 * tree-ssa-pre.c (create_expression_by_pieces): Remove
22322 assertion for AVAIL_OUT.
22324 2009-04-17 Mike Frysinger <vapier@gentoo.org>
22327 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
22328 * config/sh/linux-atomic.asm: Likewise.
22330 2009-04-17 Diego Novillo <dnovillo@google.com>
22332 * except.c (debug_eh_tree): New.
22333 (struct eh_region, struct eh_status): Move ...
22334 * except.h: ... here.
22335 (add_type_for_runtime): Declare extern.
22336 (lookup_type_for_runtime): Likewise.
22337 (debug_eh_tree): Declare.
22338 * Makefile.in (GTFILES): List except.h before except.c
22340 2009-04-17 Diego Novillo <dnovillo@google.com>
22342 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
22343 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
22344 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
22345 (find_vars_r): ... here.
22346 * tree-flow.h (find_referenced_vars_in): Declare.
22347 * tree-ssa-pre.c (create_expression_by_pieces): Assert
22348 that AVAIL_OUT exists for BLOCK.
22349 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
22350 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
22351 (tree-parloops.o): Likewise.
22353 2009-04-17 Simon Baldwin <simonb@google.com>
22355 * toplev.c (default_tree_printer): Add handling for %E format.
22357 2009-04-17 Diego Novillo <dnovillo@google.com>
22359 * tree-pretty-print.c (dump_generic_node): Add break after
22360 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
22361 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
22362 FUNCTION_TYPE together. Call print_struct_decl when printing
22363 structures and TDF_SLIM is not given.
22364 (print_struct_decl): Fix logic for detecting recursion.
22366 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
22369 * gcc.c (create_at_file): New.
22370 (compile_input_file_p): New.
22371 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
22372 * main.c (main): Update call to toplev_main.
22373 * toplev.c (toplev_main): Change signature. Call expandargv.
22374 * toplev.h (toplev_main): Change signature.
22376 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
22378 * dwarf2out.c (field_byte_offset): Use the type size as the field size
22379 if the latter is not constant.
22381 2009-04-17 David Edelsohn <edelsohn@gnu.org>
22383 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
22385 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
22387 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
22388 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
22390 2009-04-17 Richard Guenther <rguenther@suse.de>
22392 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22393 Handle component references view-converting an invariant address.
22395 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
22397 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
22398 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
22399 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
22400 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
22401 Use @deftypevr rather than @deftypevar.
22403 2009-04-17 Richard Guenther <rguenther@suse.de>
22405 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
22406 (get_prop_source_stmt): Likewise.
22407 (can_propagate_from): Likewise.
22409 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
22411 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
22412 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
22413 (--with-multilib-list): Add default value.
22414 * configure: Regenerate.
22415 * Makefile.in (TM_ENDIAN_CONFIG): Define.
22416 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
22417 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
22418 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
22419 Don't add default cpu to multilib list unnecessarily, but do enable
22420 the relevant compiler option..
22421 Add support for --with-multilib-list=<blank> and
22422 --with-multilib-list=!<somelib> to supress unwanted multilibs.
22423 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
22424 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
22425 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
22426 TM_MULTILIB_CONFIG.
22427 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
22428 (MULTILIB_OSDIRNAMES): New variable.
22429 * config/sh/t-1e: Delete file.
22430 * config/sh/t-mlib-sh1: Delete file.
22431 * config/sh/t-mlib-sh2: Delete file.
22432 * config/sh/t-mlib-sh2a: Delete file.
22433 * config/sh/t-mlib-sh2a-nofpu: Delete file.
22434 * config/sh/t-mlib-sh2a-single: Delete file.
22435 * config/sh/t-mlib-sh2a-single-only: Delete file.
22436 * config/sh/t-mlib-sh2e: Delete file.
22437 * config/sh/t-mlib-sh3e: Delete file.
22438 * config/sh/t-mlib-sh4: Delete file.
22439 * config/sh/t-mlib-sh4-nofpu: Delete file.
22440 * config/sh/t-mlib-sh4-single: Delete file.
22441 * config/sh/t-mlib-sh4-single-only: Delete file.
22442 * config/sh/t-mlib-sh4a: Delete file.
22443 * config/sh/t-mlib-sh4a-nofpu: Delete file.
22444 * config/sh/t-mlib-sh4a-single: Delete file.
22445 * config/sh/t-mlib-sh4a-single-only: Delete file.
22446 * config/sh/t-mlib-sh4al: Delete file.
22447 * config/sh/t-mlib-sh5-32media: Delete file.
22448 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
22449 * config/sh/t-mlib-sh5-64media: Delete file.
22450 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
22451 * config/sh/t-mlib-sh5-compact: Delete file.
22452 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
22453 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
22454 * doc/install.texi (Options specification): Add
22455 --with-multilib-list and --with-endian.
22457 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
22459 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
22461 (OBJS-common): Add plugin-version.o.
22462 (plugin-version.o): New.
22463 * gcc-plugin.h (plugin_gcc_version): New.
22464 (plugin_default_version_check): New.
22465 (plugin_init_func, plugin_init): Add version argument.
22466 * plugin-version.c: New.
22467 * plugin.c (str_plugin_gcc_version_name): New.
22468 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
22469 pass it to the init function.
22470 (plugin_default_version_check): New.
22472 2009-04-17 Richard Guenther <rguenther@suse.de>
22474 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
22475 for decl-vs-decl disambiguation.
22477 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
22479 * config/s390/s390.h (s390_tune_attr): New macro definition.
22480 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
22482 2009-04-17 Richard Guenther <rguenther@suse.de>
22484 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
22485 (fold_stmt_r): Likewise.
22486 (maybe_fold_reference): New function.
22487 (fold_gimple_assign): Handle cases fold_stmt_r did.
22488 (fold_stmt): Do not use fold_stmt_r.
22489 (fold_stmt_inplace): Likewise.
22491 2009-04-17 Richard Guenther <rguenther@suse.de>
22493 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
22494 (record_equivalences_from_stmt): Remove useless checks and
22496 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
22497 the type is already suitable.
22499 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
22501 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
22503 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
22505 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
22506 (CMPtype): Define as __gcc_CMPtype.
22508 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
22510 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
22511 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
22513 2009-04-17 Richard Guenther <rguenther@suse.de>
22515 PR tree-optimization/39746
22516 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
22517 special-casing for builtins and static variable use/def.
22518 (call_may_clobber_ref_p_1): Likewise.
22520 2009-04-16 Ian Lance Taylor <iant@google.com>
22522 * df.h: Include "timevar.h".
22523 (struct df_problem): Change tv_id field to timevar_id_t.
22524 * tree-pass.h: Include "timevar.h".
22525 (struct opt_pass): Change tv_id field to timevar_id_t.
22526 * timevar.h (timevar_id_t): Define TV_NONE.
22527 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
22528 TV_NONE rather than tv_id != 0.
22529 (execute_one_pass): Likewise.
22530 * Makefile.in (DF_H): Add $(TIMEVAR_H).
22531 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
22532 dependencies to $(TREE_PASS_H).
22533 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
22535 (pass_branch_target_load_optimize2): Likewise.
22536 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
22537 (pass_outof_cfg_layout_mode): Likewise.
22538 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
22539 (pass_rebuild_cgraph_edges): Likewise.
22540 (pass_remove_cgraph_callee_edges): Likewise.
22541 * df-core.c (pass_df_initialize_opt): Likewise.
22542 (pass_df_initialize_no_opt): Likewise.
22543 (pass_df_finish): Likewise.
22544 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
22545 * except.c (pass_set_nothrow_function_flags): Likewise.
22546 (pass_convert_to_eh_region_ranges): Likewise.
22547 * final.c (pass_compute_alignments): Likewise.
22548 * function.c (pass_instantiate_virtual_regs): Likewise.
22549 (pass_init_function): Likewise.
22550 (pass_leaf_regs): Likewise.
22551 (pass_match_asm_constraints): Likewise.
22552 * gimple-low.c (pass_lower_cf): Likewise.
22553 (pass_mark_used_blocks): Likewise.
22554 * init-regs.c (pass_initialize_regs): Likewise.
22555 * integrate.c (pass_initial_value_sets): Likewise.
22556 * ira.c (pass_ira): Likewise.
22557 * jump.c (pass_cleanup_barriers): Likewise.
22558 * omp-low.c (pass_expand_omp): Likewise.
22559 (pass_lower_omp): Likewise.
22560 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
22561 * recog.c (pass_split_all_insns): Likewise.
22562 (pass_split_after_reload): Likewise.
22563 (pass_split_before_regstack): Likewise.
22564 (pass_split_before_sched2): Likewise.
22565 (pass_split_for_shorten_branches): Likewise.
22566 * reginfo.c (pass_reginfo_init): Likewise.
22567 (pass_subregs_of_mode_init): Likewise.
22568 (pass_subregs_of_mode_finish): Likewise.
22569 * passes.c (pass_postreload): Likewise.
22570 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22571 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22572 (pass_warn_function_return): Likewise.
22573 (pass_warn_function_noreturn): Likewise.
22574 * tree-complex.c (pass_lower_complex): Likewise.
22575 (pass_lower_complex_O0): Likewise.
22576 * tree-if-conv.c (pass_if_conversion): Likewise.
22577 * tree-into-ssa.c (pass_build_ssa): Likewise.
22578 * tree-mudflap.c (pass_mudflap_1): Likewise.
22579 (pass_mudflap_2): Likewise.
22580 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22581 (pass_mudflap_2): Likewise.
22582 * tree-nrv.c (pass_return_slot): Likewise.
22583 * tree-object-size.c (pass_object_sizes): Likewise.
22584 * tree-optimize.c (pass_all_optimizations): Likewise.
22585 (pass_early_local_passes): Likewise.
22586 (pass_all_early_optimizations): Likewise.
22587 (pass_cleanup_cfg): Likewise.
22588 (pass_cleanup_cfg_post_optimizing): Likewise.
22589 (pass_free_datastructures): Likewise.
22590 (pass_free_cfg_annotations): Likewise.
22591 (pass_fixup_cfg): Likewise.
22592 (pass_init_datastructures): Likewise.
22593 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22594 (pass_late_warn_uninitialized): Likewise.
22595 (pass_update_address_taken): Likewise.
22596 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22597 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22598 (pass_cse_sincos): Likewise.
22599 (pass_convert_to_rsqrt): Likewise.
22600 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22601 * tree-stdarg.c (pass_stdarg): Likewise.
22602 * tree-tailcall.c (pass_tail_recursion): Likewise.
22603 (pass_tail_calls): Likewise.
22604 * tree-vect-generic.c (pass_lower_vector): Likewise.
22605 (pass_lower_vector_ssa): Likewise.
22606 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22608 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22610 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22612 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22614 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22615 logical and signext.
22617 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22620 * config/sh/predicates.md (arith_operand): Check if the operand
22621 of TRUNCATE is a REG.
22623 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22625 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22626 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22628 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22630 * tree-iterator.c (tsi_split_statement_list_after,
22631 tsi_split_statement_list_before): Remove.
22632 * tree-iterator.h: Remove the prototypes for
22633 tsi_split_statement_list_after and tsi_split_statement_list_before.
22635 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22637 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22638 * tree-ssa-propagate.h: Remove the prototype for
22639 stmt_makes_single_load.
22641 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22643 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22644 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22646 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22648 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22650 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22652 * except.c (eh_region_outer_p): Remove.
22653 * except.h: Remove the prototype for eh_region_outer_p.
22655 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22657 * function.c (current_function_assembler_name): Remove.
22658 * function.h: Remove the prototype for
22659 current_function_assembler_name.
22661 2009-04-16 Ian Lance Taylor <iant@google.com>
22663 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22664 (add_reg_note): Call alloc_reg_note.
22665 * rtl.h (alloc_reg_note): Declare.
22666 * combine.c (try_combine): Use alloc_reg_note.
22667 (recog_for_combine, move_deaths): Likewise.
22668 (distribute_notes): Use alloc_reg_note and add_reg_note.
22669 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22670 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22671 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22673 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22675 PR rtl-optimization/39762
22676 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22677 ira_may_move_out_cost): Add comments about way of their usage.
22678 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22680 * ira-conflicts.c (process_regs_for_copy): Use function
22681 ira_get_register_move_cost instead of global
22682 ira_register_move_cost.
22684 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22685 color_pass, move_spill_restore, update_curr_costs): Ditto.
22687 * ira-lives.c (process_single_reg_class_operands): Ditto.
22689 * ira-emit.c (emit_move_list): Ditto.
22691 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22692 (record_reg_classes): Ditto. Use functions
22693 ira_get_register_move_cost and ira_get_may_move_cost instead of
22694 global vars ira_register_move_cost, ira_may_move_out_cost and
22695 ira_may_move_in_cost.
22696 (record_address_regs): Don't call ira_init_register_move_cost.
22697 Use function ira_get_may_move_cost instead of global
22698 ira_may_move_in_cost.
22699 (process_bb_node_for_hard_reg_moves): Use function
22700 ira_get_register_move_cost instead of global ira_register_move_cost.
22701 (ira_costs): Don't call ira_init_register_move_cost.
22703 2009-04-16 Richard Guenther <rguenther@suse.de>
22705 * tree-cfg.c (verify_gimple_assign_binary):
22706 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22707 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22708 (create_general_new_stmt): Note that this function is broken.
22710 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22712 * common.opt (fhelp): Add Var(help_flag).
22713 * gcc-plugin.h (plugin_info): Add help.
22714 * plugin.c (plugin_name_args): Add help.
22715 (register_plugin_info): Set plugin->help.
22716 (print_help_one_plugin): New.
22717 (print_plugins_help): New.
22718 * plugin.h (print_plugins_help): New.
22719 * toplev.c (toplev_main): Call print_plugins_help if needed.
22721 2009-04-16 Richard Guenther <rguenther@suse.de>
22723 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22724 (gimple_ior_addresses_taken_1): New function.
22725 (gimple_ior_addresses_taken): Likewise.
22726 * gimple.h (struct gimple_statement_with_ops_base): Remove
22727 addresses_taken member.
22728 (gimple_ior_addresses_taken): Declare.
22729 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22730 gimple_set_addresses_taken): Remove.
22731 * ipa-reference.c (mark_address): New function.
22732 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22733 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22734 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22735 (gimple_add_to_addresses_taken): Remove.
22736 (get_tmr_operands): Call mark_address_taken.
22737 (get_asm_expr_operands): Likewise.
22738 (get_expr_operands): Likewise.
22739 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22740 (free_stmt_operands): Do not free it.
22741 * tree-ssa.c (delete_tree_ssa): Likewise.
22742 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22744 2009-04-16 Richard Guenther <rguenther@suse.de>
22746 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22747 (walk_stmt_load_store_ops): Likewise.
22748 * gimple.c (get_base_loadstore): New function.
22749 (walk_stmt_load_store_addr_ops): Likewise.
22750 (walk_stmt_load_store_ops): Likewise.
22751 * ipa-pure-const.c (check_op): Simplify.
22752 (check_load, check_store): New functions.
22753 (check_stmt): Use walk_stmt_load_store_ops.
22754 * ipa-reference.c (mark_load): Adjust signature.
22755 (mark_store): Likewise.
22756 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22758 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22760 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22761 (plugin_info): New.
22762 * opts.c (common_handle_option): Don't call print_version.
22763 * plugin.c (plugin_name_args): Add version.
22764 (register_plugin_info): New.
22765 (register_callback): Handle PLUGIN_INFO.
22766 (try_init_one_plugin): New.
22767 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22769 (finalize_one_plugin): New.
22770 (finalize_plugins): New.
22771 (print_one_plugin): New.
22772 (print_plugins_versions): New.
22773 * plugin.h (print_plugins_versions): New.
22774 (finalize_plugins): New.
22775 * toplev.c (compile_file): Don't call initialize_plugins.
22776 (print_version): Call print_plugins_versions.
22777 (toplev_main): Call initialize_plugins. Print version if needed.
22778 Call finalize_plugins.
22780 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22782 * common.opt (fversion): New.
22783 * gcc.c (print_version): New.
22784 (process_command): Don't print the version. Just set print_version.
22785 (main): Print version. Call subprocesses if print_version and
22786 verbose_flag are set.
22787 * opts.c (common_handle_option): Handle OPT_fversion.
22789 2009-04-16 Richard Guenther <rguenther@suse.de>
22790 Ira Rosen <irar@il.ibm.com>
22792 PR tree-optimization/39698
22793 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22794 type of the reduction variable. Only generate the def if
22797 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22798 make sure to first convert to an integer of the same precision.
22799 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22800 the type of the evolution correctly in computing the new
22801 induction variable base.
22803 2009-04-16 Richard Guenther <rguenther@suse.de>
22805 PR middle-end/39625
22806 * tree-cfg.c (make_blocks): Split statements with to-be
22807 abnormal SSA names on the lhs.
22809 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22811 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22812 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22813 * c-typeck.c (really_start_incremental_init): Likewise.
22814 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22815 (TARGET_INITIALIZER): Remove it.
22816 * target.h (struct target): Remove vector_opaque_p.
22817 * tree.c (build_opaque_vector_type): New.
22818 * tree.h (TYPE_VECTOR_OPAQUE): New.
22819 (build_opaque_vector_type): Declare.
22820 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22821 * config/rs6000/rs6000.c (build_opaque_vector_type,
22822 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22823 (rs6000_init_builtins): Use build_opaque_vector_type for
22824 opaque_V4SI_type_node.
22826 2009-04-15 Catherine Moore <clm@codesourcery.com>
22828 * debug.h (set_name): Declare.
22829 * dwarf2out.c (dwarf2out_set_name): Declare.
22830 (dwarf2_debug_hooks): Add set_name.
22831 (find_AT_string): New.
22832 (add_AT_string): Call find_AT_string.
22833 (dwarf2out_set_name): New.
22834 * cp/decl.c (grokdeclarator): Call set_name.
22835 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22836 * debug.c (do_nothing_debug_hooks): Likewise.
22837 * dbxout.c (dbx_debug_hooks): Likewise.
22838 * sdbout.c (sdb_debug_hooks): Likewise.
22840 2009-04-15 Michael Eager <eager@eagercon.com>
22842 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22843 reg for single-precision FPU.
22844 * config/rs6000/rs6000.md (movsi_internal1): Only for
22845 !TARGET_SINGLE_FPU.
22846 (movsi_internal1_single): New. Add pattern to move SI values to/from
22847 single-precision FP regs.
22849 2009-04-15 Richard Guenther <rguenther@suse.de>
22851 * omp-low.c (lower_rec_input_clauses): Build correct address
22853 (expand_omp_for_generic): Fix multiplication type.
22854 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22855 (generate_memset_zero): Fix types.
22856 * tree-profile.c (prepare_instrumented_value): Correctly
22859 2009-04-15 Ian Lance Taylor <iant@google.com>
22861 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22862 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22863 for -Wall and for -Wc++-compat.
22864 (c_common_post_options): For C++, set warn_enum_compare if not
22866 * c-tree.h (struct c_expr): Add field original_type.
22867 (build_external_ref): Update declaration.
22868 * c-parser.c (c_parser_braced_init): Set original_type.
22869 (c_parser_initelt): Likewise.
22870 (c_parser_expr_no_commas): Likewise.
22871 (c_parser_conditional_expression): Likewise.
22872 (c_parser_cast_expression): Likewise.
22873 (c_parser_unary_expression): Likewise. Pull setting of
22874 original_code to top of function.
22875 (c_parser_sizeof_expression): Set original_type.
22876 (c_parser_alignof_expression): Likewise.
22877 (c_parser_postfix_expression): Likewise. Pull setting of
22878 original_code to top of function.
22879 (c_parser_postfix_expression_after_paren_type): Set original_type.
22880 (c_parser_postfix_expression_after_primary): Likewise.
22881 (c_parser_expression): Likewise.
22882 * c-typeck.c (build_external_ref): Add type parameter. Change all
22884 (c_expr_sizeof_expr): Set original_type field.
22885 (parser_build_unary_op): Likewise.
22886 (parser_build_binary_op): Likewise. Optionally warn about
22887 comparisons of enums of different types.
22888 (digest_init): Set original_type field.
22889 (really_start_incremental_init): Likewise.
22890 (push_init_level, pop_init_level): Likewise.
22891 * doc/invoke.texi (Warning Options): -Wenum-compare now
22894 2009-04-15 Richard Guenther <rguenther@suse.de>
22896 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22897 out a necessary conversion.
22898 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22899 names we didn't value number.
22900 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22902 2009-04-15 Richard Guenther <rguenther@suse.de>
22904 PR tree-optimization/39764
22905 * tree-ssa-ccp.c (get_value): Canonicalize value with
22906 canonicalize_float_value.
22908 2009-04-15 Jan Hubicka <jh@suse.cz>
22910 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22911 Wrong version of patch.
22913 2009-04-15 Jan Hubicka <jh@suse.cz>
22915 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22917 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22919 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22920 our distinct integral and vector types.
22922 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22924 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22925 * init.c (build_vtbl_address): Remove call to assemble_external.
22927 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22929 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22930 output for other floating point modes.
22932 2009-04-14 Diego Novillo <dnovillo@google.com>
22934 * diagnostic.c (diagnostic_report_diagnostic): Do not
22935 warn about loaded plugins for DK_ERROR and DK_WARNING.
22936 * c-decl.c (declspecs_add_type): Move call to
22937 invoke_plugin_callbacks ...
22938 * c-parser.c (c_parser_declspecs): ... here.
22939 * plugin.c (dump_active_plugins): Tidy output.
22941 2009-04-14 Diego Novillo <dnovillo@google.com>
22942 Le-Chun Wu <lcwu@google.com>
22944 * configure.ac: Add --enable-plugin support.
22945 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22946 * Makefile.in (PLUGIN_H): Define.
22947 Export ENABLE_PLUGIN and GMPINC to site.exp.
22948 Add PLUGINLIBS to link command.
22949 Add/modify dependencies for plugin.o and files including plugin.h.
22951 * config.in: Regenerate.
22953 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22956 2009-04-14 Le-Chun Wu <lcwu@google.com>
22958 * tree-pass.h (register_one_dump_file): Add a prototype for
22959 register_one_dump_file.
22960 * toplev.c (compile_file): Call initialize_plugins.
22961 (do_compile): Call invoke_plugin_callbacks.
22962 (toplev_main): Call invoke_plugin_callbacks.
22963 * common.opt: Add -fplugin= and -fplugin-arg-.
22964 * gcc-plugin.h: New public header file for plugins to include.
22965 * plugin.c: New source file.
22966 * plugin.h: New internal header file.
22967 * passes.c (register_one_dump_file): Make it external.
22969 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22971 2009-04-14 Diego Novillo <dnovillo@google.com>
22973 * doc/plugins.texi: New.
22974 * doc/gccint.texi: Add reference to Plugins chapter.
22975 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22976 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22977 loaded plugins, if any.
22978 * timevar.def (TV_PLUGIN_INIT): Define.
22979 (TV_PLUGIN_RUN): Define.
22980 * plugin.c: Include timevar.h
22981 (plugins_active_p): New.
22982 (dump_active_plugins): New.
22983 (debug_active_plugins): New.
22985 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22987 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22989 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22991 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22993 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22994 the same as a minus without a shift.
22996 2009-04-14 Nick Clifton <nickc@redhat.com>
22998 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22999 comparisons with small integers will always produce a short
23002 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
23005 2008-12-19 Diego Novillo <dnovillo@google.com>
23007 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
23009 2009-04-14 Richard Guenther <rguenther@suse.de>
23011 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
23013 (verify_gimple_assign_binary): Likewise. Handle shifts and
23015 (verify_gimple_phi): Print the mismatched argument position.
23016 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
23018 (vect_update_init_of_dr): Likewise.
23019 * matrix-reorg.c (transform_access_sites): Do what the
23021 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
23023 2009-04-13 Michael Eager <eager@eagercon.com>
23025 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
23026 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
23027 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
23028 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
23029 remove duplicate config
23031 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23033 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
23034 file_name:line_number type locator of the call site.
23036 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
23038 * genautomata.c: Put blank after comma.
23039 (automaton_decls): New.
23040 (struct unit_usage): Add comments to member next.
23041 (store_alt_unit_usage): Keep the list ordered.
23042 (unit_present_on_list_p, equal_alternatives_p): New.
23043 (check_regexp_units_distribution): Check units distribution
23044 correctness correctly.
23045 (main): Don't write automata if error is found. Return correct
23048 * config/m68k/cf.md (cfv4_ds): Remove.
23049 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
23050 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
23052 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
23053 power4-load-ext, power4-store, power4-store-update,
23054 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
23055 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
23056 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
23057 power4-sqrt, power4-isync): Modify reservation to make correct
23058 unit distribution to automata.
23060 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
23061 power5-store-update, power5-two, power5-three, power5-lmul,
23062 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
23064 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
23066 * except.c (pass_set_nothrow_function_flags): Set name and add
23068 (set_nothrow_function_flags): Mention in the dump file when
23069 changing a function to nothrow.
23071 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
23074 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
23075 instead of unsigned long.
23077 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23079 * config/arm/arm.c (return_used_this_function): Remove.
23080 (arm_output_function_prologue): Remove use of
23081 return_used_this_function.
23082 (output_return_instruction): Replace use of
23083 return_used_this_function
23084 by cfun->machine->return_used_this_function.
23085 (arm_output_epilogue): Likewise.
23086 (arm_output_function_epilogue): Likewise.
23087 (thumb_unexpanded_epilogue): Likewise.
23088 * config/arm/arm.h (struct machine_function):
23089 New member return_used_this_function.
23091 2009-04-12 Mark Mitchell <mark@codesourcery.com>
23093 * doc/install.texi: Correct description of default directory for
23094 --with-gxx-include-dir.
23096 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
23098 * fold-const.c (build_range_check): Properly deal with enumeral and
23099 boolean base types.
23101 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
23103 * doc/invoke.texi (max_gcse_passes): Remove documentation.
23104 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
23105 * params.h (MAX_GCSE_PASSES): Remove.
23106 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
23107 in sequence. Remove ability to run multiple passes.
23108 (bypass_jumps): Report run as third CPROP pass.
23110 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
23112 PR middle-end/39651
23113 * except.c (can_throw_external): Look at each insn in a SEQUENCE
23114 when deciding whether the whole SEQUENCE can throw.
23116 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
23119 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
23120 offseted label references.
23122 2009-04-11 Jan Hubicka <jh@suse.cz>
23124 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
23126 2009-04-11 Richard Guenther <rguenther@suse.de>
23128 PR middle-end/39732
23129 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
23130 return variables as TREE_ADDRESSABLE.
23132 2009-04-11 Richard Guenther <rguenther@suse.de>
23134 PR tree-optimization/39713
23135 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
23136 reference trees have SSA_NAME operands.
23138 2009-04-11 Richard Guenther <rguenther@suse.de>
23141 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
23142 address expressions.
23144 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
23146 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
23147 match changes in Cygwin 1.7
23148 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
23149 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
23151 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
23153 PR tree-optimization/39701
23154 * doc/invoke.texi (Optimization Options): Document change in
23155 meaning and initialization of -fdelete-null-pointer-checks.
23157 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
23159 PR middle-end/39701
23160 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
23162 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
23165 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
23167 2009-04-10 Chao-ying Fu <fu@mips.com>
23169 * doc/tm.texi (Instruction Output): Document
23170 TARGET_ASM_FINAL_POSTSCAN_INSN.
23171 * target.h (final_postscan_insn): New field in asm_out.
23172 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
23173 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
23174 * final.c (final_scan_insn): Call
23175 targetm.asm_out.final_postscan_insn after outputting
23176 an asm macro and a normal instruction.
23178 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
23179 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
23180 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
23181 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
23182 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
23184 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
23186 PR middle-end/39701
23187 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
23188 variables as non-NULL even with -fdelete-null-pointer-checks.
23190 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
23192 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
23194 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
23197 * config/i386/i386.c (classify_argument): Handle SCmode with
23198 (bit_offset % 64) != 0.
23200 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
23202 * doc/invoke.texi (Optimize Options): Add cross-reference to
23203 -Q --help=optimizers examples.
23205 2009-04-10 Ben Elliston <bje@au.ibm.com>
23208 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
23209 regalign for the reg == fpr and TDmode case.
23211 2009-04-09 David Ayers <ayers@fsfe.org>
23214 * objc/objc-act.c (warn_with_method): Remove helper function.
23215 (check_duplicates): Call warning and inform directly.
23216 (really_start_method): Likewise.
23218 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23220 * expmed.c (expand_divmod): Always use a comparison for a division
23221 by a large unsigned integer.
23223 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
23224 for things others than variables or functions as nonzero.
23226 2009-04-09 Nick Clifton <nickc@redhat.com>
23228 * unwind-compat.c: Change copyright header to refer to version
23229 3 of the GNU General Public License with version 3.1 of the
23230 GCC Runtime Library Exception and to point readers at the
23231 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
23232 * config/alpha/crtfastmath.c: Likewise.
23233 * config/alpha/linux-unwind.h: Likewise.
23234 * config/alpha/qrnnd.asm: Likewise.
23235 * config/alpha/vms-crt0-64.c: Likewise.
23236 * config/alpha/vms-crt0.c: Likewise.
23237 * config/alpha/vms-dwarf2.asm: Likewise.
23238 * config/alpha/vms-dwarf2eh.asm: Likewise.
23239 * config/alpha/vms-psxcrt0-64.c: Likewise.
23240 * config/alpha/vms-psxcrt0.c: Likewise.
23241 * config/alpha/vms_tramp.asm: Likewise.
23242 * config/arc/initfini.c: Likewise.
23243 * config/arc/lib1funcs.asm: Likewise.
23244 * config/arm/bpabi-v6m.S: Likewise.
23245 * config/arm/bpabi.S: Likewise.
23246 * config/arm/bpabi.c: Likewise.
23247 * config/arm/crti.asm: Likewise.
23248 * config/arm/crtn.asm: Likewise.
23249 * config/arm/ieee754-df.S: Likewise.
23250 * config/arm/ieee754-sf.S: Likewise.
23251 * config/arm/lib1funcs.asm: Likewise.
23252 * config/arm/libunwind.S: Likewise.
23253 * config/arm/linux-atomic.c: Likewise.
23254 * config/arm/mmintrin.h: Likewise.
23255 * config/arm/pr-support.c: Likewise.
23256 * config/arm/unaligned-funcs.c: Likewise.
23257 * config/arm/unwind-arm.c: Likewise.
23258 * config/arm/unwind-arm.h: Likewise.
23259 * config/avr/libgcc.S: Likewise.
23260 * config/bfin/crti.s: Likewise.
23261 * config/bfin/crtlibid.s: Likewise.
23262 * config/bfin/crtn.s: Likewise.
23263 * config/bfin/lib1funcs.asm: Likewise.
23264 * config/bfin/linux-unwind.h: Likewise.
23265 * config/cris/arit.c: Likewise.
23266 * config/cris/cris_abi_symbol.c: Likewise.
23267 * config/darwin-64.c: Likewise.
23268 * config/darwin-crt2.c: Likewise.
23269 * config/darwin-crt3.c: Likewise.
23270 * config/darwin.h: Likewise.
23271 * config/dbxelf.h: Likewise.
23272 * config/dfp-bit.c: Likewise.
23273 * config/dfp-bit.h: Likewise.
23274 * config/elfos.h: Likewise.
23275 * config/fixed-bit.c: Likewise.
23276 * config/fixed-bit.h: Likewise.
23277 * config/fp-bit.c: Likewise.
23278 * config/fp-bit.h: Likewise.
23279 * config/fr30/crti.asm: Likewise.
23280 * config/fr30/crtn.asm: Likewise.
23281 * config/fr30/lib1funcs.asm: Likewise.
23282 * config/freebsd-spec.h: Likewise.
23283 * config/frv/cmovd.c: Likewise.
23284 * config/frv/cmovh.c: Likewise.
23285 * config/frv/cmovw.c: Likewise.
23286 * config/frv/frvbegin.c: Likewise.
23287 * config/frv/frvend.c: Likewise.
23288 * config/frv/lib1funcs.asm: Likewise.
23289 * config/glibc-stdint.h: Likewise.
23290 * config/h8300/clzhi2.c: Likewise.
23291 * config/h8300/crti.asm: Likewise.
23292 * config/h8300/crtn.asm: Likewise.
23293 * config/h8300/ctzhi2.c: Likewise.
23294 * config/h8300/fixunssfsi.c: Likewise.
23295 * config/h8300/lib1funcs.asm: Likewise.
23296 * config/h8300/parityhi2.c: Likewise.
23297 * config/h8300/popcounthi2.c: Likewise.
23298 * config/i386/ammintrin.h: Likewise.
23299 * config/i386/att.h: Likewise.
23300 * config/i386/avxintrin.h: Likewise.
23301 * config/i386/biarch64.h: Likewise.
23302 * config/i386/bmmintrin.h: Likewise.
23303 * config/i386/cpuid.h: Likewise.
23304 * config/i386/cross-stdarg.h: Likewise.
23305 * config/i386/crtfastmath.c: Likewise.
23306 * config/i386/crtprec.c: Likewise.
23307 * config/i386/cygming-crtbegin.c: Likewise.
23308 * config/i386/cygming-crtend.c: Likewise.
23309 * config/i386/cygwin.asm: Likewise.
23310 * config/i386/emmintrin.h: Likewise.
23311 * config/i386/gmm_malloc.h: Likewise.
23312 * config/i386/gthr-win32.c: Likewise.
23313 * config/i386/i386.h: Likewise.
23314 * config/i386/immintrin.h: Likewise.
23315 * config/i386/linux-unwind.h: Likewise.
23316 * config/i386/linux64.h: Likewise.
23317 * config/i386/mm3dnow.h: Likewise.
23318 * config/i386/mmintrin-common.h: Likewise.
23319 * config/i386/mmintrin.h: Likewise.
23320 * config/i386/nmmintrin.h: Likewise.
23321 * config/i386/pmm_malloc.h: Likewise.
23322 * config/i386/pmmintrin.h: Likewise.
23323 * config/i386/smmintrin.h: Likewise.
23324 * config/i386/sol2-c1.asm: Likewise.
23325 * config/i386/sol2-ci.asm: Likewise.
23326 * config/i386/sol2-cn.asm: Likewise.
23327 * config/i386/sol2-gc1.asm: Likewise.
23328 * config/i386/tmmintrin.h: Likewise.
23329 * config/i386/unix.h: Likewise.
23330 * config/i386/w32-unwind.h: Likewise.
23331 * config/i386/wmmintrin.h: Likewise.
23332 * config/i386/x86-64.h: Likewise.
23333 * config/i386/x86intrin.h: Likewise.
23334 * config/i386/xmmintrin.h: Likewise.
23335 * config/ia64/crtbegin.asm: Likewise.
23336 * config/ia64/crtend.asm: Likewise.
23337 * config/ia64/crtfastmath.c: Likewise.
23338 * config/ia64/crti.asm: Likewise.
23339 * config/ia64/crtn.asm: Likewise.
23340 * config/ia64/fde-glibc.c: Likewise.
23341 * config/ia64/lib1funcs.asm: Likewise.
23342 * config/ia64/linux-unwind.h: Likewise.
23343 * config/ia64/quadlib.c: Likewise.
23344 * config/ia64/unwind-ia64.c: Likewise.
23345 * config/linux.h: Likewise.
23346 * config/m32c/m32c-lib1.S: Likewise.
23347 * config/m32c/m32c-lib2-trapv.c: Likewise.
23348 * config/m32c/m32c-lib2.c: Likewise.
23349 * config/m32r/initfini.c: Likewise.
23350 * config/m68hc11/larith.asm: Likewise.
23351 * config/m68hc11/m68hc11-crt0.S: Likewise.
23352 * config/m68k/cf.md: Likewise.
23353 * config/m68k/crti.s: Likewise.
23354 * config/m68k/crtn.s: Likewise.
23355 * config/m68k/lb1sf68.asm: Likewise.
23356 * config/m68k/linux-unwind.h: Likewise.
23357 * config/mcore/crti.asm: Likewise.
23358 * config/mcore/crtn.asm: Likewise.
23359 * config/mcore/lib1.asm: Likewise.
23360 * config/mips/linux-unwind.h: Likewise.
23361 * config/mips/loongson.h: Likewise.
23362 * config/mips/mips16.S: Likewise.
23363 * config/mmix/crti.asm: Likewise.
23364 * config/mmix/crtn.asm: Likewise.
23365 * config/pa/fptr.c: Likewise.
23366 * config/pa/hpux-unwind.h: Likewise.
23367 * config/pa/lib2funcs.asm: Likewise.
23368 * config/pa/linux-atomic.c: Likewise.
23369 * config/pa/linux-unwind.h: Likewise.
23370 * config/pa/milli64.S: Likewise.
23371 * config/pa/quadlib.c: Likewise.
23372 * config/pa/stublib.c: Likewise.
23373 * config/picochip/libgccExtras/adddi3.asm: Likewise.
23374 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
23375 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
23376 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
23377 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
23378 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
23379 * config/picochip/libgccExtras/divmod15.asm: Likewise.
23380 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
23381 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
23382 * config/picochip/libgccExtras/longjmp.asm: Likewise.
23383 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
23384 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
23385 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
23386 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
23387 * config/picochip/libgccExtras/setjmp.asm: Likewise.
23388 * config/picochip/libgccExtras/subdi3.asm: Likewise.
23389 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
23390 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
23391 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
23392 * config/rs6000/750cl.h: Likewise.
23393 * config/rs6000/altivec.h: Likewise.
23394 * config/rs6000/biarch64.h: Likewise.
23395 * config/rs6000/crtresfpr.asm: Likewise.
23396 * config/rs6000/crtresgpr.asm: Likewise.
23397 * config/rs6000/crtresxfpr.asm: Likewise.
23398 * config/rs6000/crtresxgpr.asm: Likewise.
23399 * config/rs6000/crtsavfpr.asm: Likewise.
23400 * config/rs6000/crtsavgpr.asm: Likewise.
23401 * config/rs6000/darwin-asm.h: Likewise.
23402 * config/rs6000/darwin-fallback.c: Likewise.
23403 * config/rs6000/darwin-fpsave.asm: Likewise.
23404 * config/rs6000/darwin-ldouble.c: Likewise.
23405 * config/rs6000/darwin-tramp.asm: Likewise.
23406 * config/rs6000/darwin-unwind.h: Likewise.
23407 * config/rs6000/darwin-vecsave.asm: Likewise.
23408 * config/rs6000/darwin-world.asm: Likewise.
23409 * config/rs6000/e500crtres32gpr.asm: Likewise.
23410 * config/rs6000/e500crtres64gpr.asm: Likewise.
23411 * config/rs6000/e500crtres64gprctr.asm: Likewise.
23412 * config/rs6000/e500crtrest32gpr.asm: Likewise.
23413 * config/rs6000/e500crtrest64gpr.asm: Likewise.
23414 * config/rs6000/e500crtresx32gpr.asm: Likewise.
23415 * config/rs6000/e500crtresx64gpr.asm: Likewise.
23416 * config/rs6000/e500crtsav32gpr.asm: Likewise.
23417 * config/rs6000/e500crtsav64gpr.asm: Likewise.
23418 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
23419 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
23420 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
23421 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
23422 * config/rs6000/eabi-ci.asm: Likewise.
23423 * config/rs6000/eabi-cn.asm: Likewise.
23424 * config/rs6000/eabi.asm: Likewise.
23425 * config/rs6000/linux-unwind.h: Likewise.
23426 * config/rs6000/linux64.h: Likewise.
23427 * config/rs6000/paired.h: Likewise.
23428 * config/rs6000/paired.md: Likewise.
23429 * config/rs6000/ppc64-fp.c: Likewise.
23430 * config/rs6000/ppu_intrinsics.h: Likewise.
23431 * config/rs6000/rs6000.h: Likewise.
23432 * config/rs6000/si2vmx.h: Likewise.
23433 * config/rs6000/sol-ci.asm: Likewise.
23434 * config/rs6000/sol-cn.asm: Likewise.
23435 * config/rs6000/spe.h: Likewise.
23436 * config/rs6000/spu2vmx.h: Likewise.
23437 * config/rs6000/sysv4.h: Likewise.
23438 * config/rs6000/tramp.asm: Likewise.
23439 * config/rs6000/vec_types.h: Likewise.
23440 * config/s390/linux-unwind.h: Likewise.
23441 * config/s390/tpf-unwind.h: Likewise.
23442 * config/score/crti.asm: Likewise.
23443 * config/score/crtn.asm: Likewise.
23444 * config/sh/crt1.asm: Likewise.
23445 * config/sh/crti.asm: Likewise.
23446 * config/sh/crtn.asm: Likewise.
23447 * config/sh/divtab-sh4-300.c: Likewise.
23448 * config/sh/divtab-sh4.c: Likewise.
23449 * config/sh/divtab.c: Likewise.
23450 * config/sh/lib1funcs-4-300.asm: Likewise.
23451 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
23452 * config/sh/lib1funcs.asm: Likewise.
23453 * config/sh/lib1funcs.h: Likewise.
23454 * config/sh/linux-atomic.asm: Likewise.
23455 * config/sh/linux-unwind.h: Likewise.
23456 * config/sh/shmedia.h: Likewise.
23457 * config/sh/sshmedia.h: Likewise.
23458 * config/sh/ushmedia.h: Likewise.
23459 * config/sparc/crtfastmath.c: Likewise.
23460 * config/sparc/linux-unwind.h: Likewise.
23461 * config/sparc/sol2-c1.asm: Likewise.
23462 * config/sparc/sol2-ci.asm: Likewise.
23463 * config/sparc/sol2-cn.asm: Likewise.
23464 * config/spu/divmodti4.c: Likewise.
23465 * config/spu/divv2df3.c: Likewise.
23466 * config/spu/float_disf.c: Likewise.
23467 * config/spu/float_unsdidf.c: Likewise.
23468 * config/spu/float_unsdisf.c: Likewise.
23469 * config/spu/float_unssidf.c: Likewise.
23470 * config/spu/mfc_multi_tag_release.c: Likewise.
23471 * config/spu/mfc_multi_tag_reserve.c: Likewise.
23472 * config/spu/mfc_tag_release.c: Likewise.
23473 * config/spu/mfc_tag_reserve.c: Likewise.
23474 * config/spu/mfc_tag_table.c: Likewise.
23475 * config/spu/multi3.c: Likewise.
23476 * config/spu/spu_internals.h: Likewise.
23477 * config/spu/spu_intrinsics.h: Likewise.
23478 * config/spu/spu_mfcio.h: Likewise.
23479 * config/spu/vec_types.h: Likewise.
23480 * config/spu/vmx2spu.h: Likewise.
23481 * config/stormy16/stormy16-lib2.c: Likewise.
23482 * config/svr4.h: Likewise.
23483 * config/sync.c: Likewise.
23484 * config/v850/lib1funcs.asm: Likewise.
23485 * config/vxlib-tls.c: Likewise.
23486 * config/vxlib.c: Likewise.
23487 * config/vxworks-dummy.h: Likewise.
23488 * config/xtensa/crti.asm: Likewise.
23489 * config/xtensa/crtn.asm: Likewise.
23490 * config/xtensa/ieee754-df.S: Likewise.
23491 * config/xtensa/ieee754-sf.S: Likewise.
23492 * config/xtensa/lib1funcs.asm: Likewise.
23493 * config/xtensa/lib2funcs.S: Likewise.
23494 * config/xtensa/linux-unwind.h: Likewise.
23495 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
23496 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
23497 * coretypes.h: Likewise.
23498 * crtstuff.c: Likewise.
23499 * defaults.h: Likewise.
23500 * dwarf2.h: Likewise.
23501 * emutls.c: Likewise.
23502 * gbl-ctors.h: Likewise.
23503 * gcov-io.h: Likewise.
23504 * ginclude/float.h: Likewise.
23505 * ginclude/iso646.h: Likewise.
23506 * ginclude/stdarg.h: Likewise.
23507 * ginclude/stdbool.h: Likewise.
23508 * ginclude/stddef.h: Likewise.
23509 * ginclude/stdfix.h: Likewise.
23510 * ginclude/stdint-gcc.h: Likewise.
23511 * ginclude/tgmath.h: Likewise.
23512 * gthr-aix.h: Likewise.
23513 * gthr-dce.h: Likewise.
23514 * gthr-gnat.c: Likewise.
23515 * gthr-gnat.h: Likewise.
23516 * gthr-lynx.h: Likewise.
23517 * gthr-mipssde.h: Likewise.
23518 * gthr-nks.h: Likewise.
23519 * gthr-posix.c: Likewise.
23520 * gthr-posix.h: Likewise.
23521 * gthr-posix95.h: Likewise.
23522 * gthr-rtems.h: Likewise.
23523 * gthr-single.h: Likewise.
23524 * gthr-solaris.h: Likewise.
23525 * gthr-tpf.h: Likewise.
23526 * gthr-vxworks.h: Likewise.
23527 * gthr-win32.h: Likewise.
23528 * gthr.h: Likewise.
23529 * libgcc2.c: Likewise.
23530 * libgcc2.h: Likewise.
23531 * libgcov.c: Likewise.
23532 * tsystem.h: Likewise.
23533 * typeclass.h: Likewise.
23534 * unwind-c.c: Likewise.
23535 * unwind-compat.h: Likewise.
23536 * unwind-dw2-fde-compat.c: Likewise.
23537 * unwind-dw2-fde-darwin.c: Likewise.
23538 * unwind-dw2-fde-glibc.c: Likewise.
23539 * unwind-dw2-fde.c: Likewise.
23540 * unwind-dw2-fde.h: Likewise.
23541 * unwind-dw2.c: Likewise.
23542 * unwind-dw2.h: Likewise.
23543 * unwind-generic.h: Likewise.
23544 * unwind-pe.h: Likewise.
23545 * unwind-sjlj.c: Likewise.
23546 * unwind.inc: Likewise.
23547 * config/arm/neon-gen.ml: Change generated copyright header to
23548 refer to version 3 of the GNU General Public License with
23549 version 3.1 of the GCC Runtime Library Exception and to point
23550 readers at the COPYING3 and COPYING3.RUNTIME files and the
23551 FSF's license web page.
23552 * config/arm/arm_neon.h: Regenerate.
23554 2009-04-09 Jakub Jelinek <jakub@redhat.com>
23556 * config/cris/cris.md: Change copyright header to refer to version
23557 3 of the GNU General Public License.
23558 * doc/install.texi2html: Change copyright header to refer to version
23559 3 of the GNU General Public License and to point readers at the
23560 COPYING3 file and the FSF's license web page.
23561 * config/vax/linux.h: Likewise.
23563 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23565 * config/i386/i386.md (cmpcc): New.
23566 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23567 (sync_compare_and_swap_cc*): Delete.
23569 * config/s390/s390.c (s390_compare_emitted): Remove.
23570 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23571 s390_compare_emitted used to be handled. Assert that modes match.
23572 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23573 refer to sync_compare_and_swap_ccsi.
23574 * config/s390/s390.h (s390_compare_emitted): Remove.
23575 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23576 instead of s390_compare_emitted.
23577 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23578 instead of s390_compare_emitted.
23579 * config/s390/s390.md (cmpcc): New.
23580 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23581 CC_REGNUM, do not pretend it's set.
23582 (sync_compare_and_swap_cc*): Delete.
23583 * config/s390/predicates.md (cc_reg_operand): New.
23585 * expr.c (sync_compare_and_swap_cc): Delete.
23586 * optabs.h (sync_compare_and_swap_cc): Delete.
23587 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23588 is being used with can_compare_p.
23589 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23590 (find_cc_set): New.
23591 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23592 look for a MODE_CC set instead. Use emit_store_flag.
23593 (expand_compare_and_swap_loop): Likewise, with some additional
23594 complication to avoid a force_reg when useless. Use
23595 emit_cmp_and_jump_insns.
23596 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23597 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23598 sync_compare_and_swap documentation.
23600 2009-04-09 Jan Hubicka <jh@suse.cz>
23602 * except.c (find_prev_try): Break out from ....
23603 (duplicate_eh_regions): ... here; properly update prev_try pointers
23604 when duplication part of tree.
23605 (dump_eh_tree): Improve dumping.
23606 (verify_eh_region): New.
23607 (verify_eh_tree): Use it.
23609 2009-04-06 Richard Guenther <rguenther@suse.de>
23611 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23612 &ARRAY addresses by adjusting their types and prepending
23614 * tree-cfg.c (verify_gimple_assign_single): Verify that
23615 addresses are correct.
23617 2009-04-09 Richard Guenther <rguenther@suse.de>
23619 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23620 indices into an array reference if possible.
23621 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23622 Fold POINTER_PLUS_EXPR statements with invariant address.
23624 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23627 * config.gcc (powerpc64-*-linux*): Always build biarch.
23629 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23632 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23633 it and pedwarn if this results in an INTEGER_CST.
23635 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23637 * doc/install.texi: Update minimum GMP version. Remove obsolete
23638 text in MPFR section.
23640 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23642 * dwarf2out.c (class_scope_p): New static inline.
23643 (class_or_namespace_scope_p): Use it.
23644 (gen_variable_die): Use DW_TAG_member tag for static data member
23645 declarations instead of DW_TAG_variable.
23647 PR middle-end/39573
23648 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23651 2009-04-08 Richard Guenther <rguenther@suse.de>
23653 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23654 valueize random data.
23656 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23658 * config.gcc (aix tm_file): Add aix-stdint.h.
23659 (aix tm clause use_gcc_stdint): Set to wrap.
23660 * config/rs6000/aix-stdint.h: New file.
23662 2009-04-08 Richard Guenther <rguenther@suse.de>
23664 PR middle-end/36291
23665 * tree-dfa.c (add_referenced_var): Do not recurse into
23666 global initializers.
23667 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23669 (fold_const_aggregate_ref): Likewise.
23671 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23673 * recog.c (ordered_comparison_operator): New.
23674 * gensupport.c (std_preds): Add it.
23675 * doc/md.texi (Machine-Independent Predicates): Document it.
23677 2009-04-08 Jan Hubicka <jh@suse.cz>
23679 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23680 * function.h (rtl_eh): Remove exception_handler_label_map.
23681 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23682 remove_exception_handler_label, for_each_eh_label_1): Remove.
23683 (rtl_remove_unreachable_regions): Remove.
23684 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23685 (find_exception_handler_labels): Don't build the hashtable.
23686 (maybe_remove_eh_handler): Remove.
23687 (for_each_eh_label): Rewrite to walk the tree.
23688 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23689 * except.h (maybe_remove_eh_handler): Remove.
23690 * passes.c (init_optimization_passes): Schedule second EH cleanup
23692 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23693 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23695 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23697 * genoutput.c (validate_optab_operands): New.
23698 (gen_insn, gen_expand): Call it.
23700 * genflags.c (gen_insn): Detect misused iterators.
23701 (main): Pass line_no to gen_insn, exit with status 1 on error.
23703 * genextract.c (line_no): Make global.
23704 (VEC_safe_set_locstr): Change assertion to error message.
23705 (main): Exit with status 1 on error.
23707 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23711 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23712 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23713 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23714 * c-convert.c (convert): Do not call fold on results of conversion
23715 functions when the result is a C_MAYBE_CONST_EXPR.
23716 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23717 of __builtin_choose_expr.
23718 * c-typeck.c (remove_c_maybe_const_expr): New.
23719 (build_unary_op, build_conditional_expr, build_compound_expr,
23720 build_binary_op, c_objc_common_truthvalue_conversion): Call
23721 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23724 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23726 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23727 CODE to produce a new one. Add a prototype to use fold_convert_const
23729 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23732 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23733 mix declarations and code.
23735 2009-04-08 Ben Elliston <bje@au.ibm.com>
23737 * gcc.c: Replace `CC' with `GCC' throughout.
23739 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23741 * doc/invoke.texi: Document Atom support.
23743 2009-04-07 Jason Merrill <jason@redhat.com>
23746 * c-common.h, c-common.c: Add flag_pretty_templates.
23747 * c-opts.c (c_common_handle_option): Set it.
23748 * c.opt: Add -fno-pretty-templates.
23749 * doc/invoke.texi (C++ Dialect Options): Likewise.
23751 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23753 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23754 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23755 (ia64_expand_builtin): Likewise.
23757 2009-04-07 Martin Jambor <mjambor@suse.cz>
23759 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23760 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23761 ADDR_EXPRS are include too.
23763 2009-04-07 Richard Guenther <rguenther@suse.de>
23765 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23766 decls are only used if passes as parameters or if they are
23767 local statics and the call is not to a builtin.
23768 (call_may_clobber_ref_p_1): Likewise.
23770 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23772 * expr.c (do_store_flag): Remove last argument. Simplify code
23773 to avoid duplication of tests already done by can_compare_p.
23774 (expand_expr_real_1): Adjust caller.
23776 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23778 * optabs.c (can_compare_p): Test the predicate of a
23779 cbranch and cstore pattern.
23781 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23783 * expr.c (convert_move): Use emit_store_flag instead of
23786 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23788 * config/i386/i386.c (ix86_compare_emitted): Remove.
23789 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23790 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23791 * config/i386/i386.h (ix86_compare_emitted): Remove.
23792 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23793 instead of ix86_compare_emitted.
23794 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23796 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23798 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23799 Add t-sysroot-suffix to tmake_file.
23800 * config/print-sysroot-suffix.sh: New file.
23801 * config/t-sysroot-suffix: New file.
23803 2009-04-07 Ben Elliston <bje@au.ibm.com>
23805 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23806 as the latter produces a warning when the target does not support
23809 2009-04-07 Ben Elliston <bje@au.ibm.com>
23811 * dfp.c: Replace type punning assignments with memcpy throughout.
23812 * Makefile.in (dfp.o-warn): Remove.
23814 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23817 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23818 Include soft-fp/t-softfp after rs6000/t-linux64.
23820 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23822 * stor-layout.c (set_sizetype): Use the full precision of their
23823 machine mode for bitsize types.
23825 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23827 * config/i386/i386.md: Revert 2 accidental checkins.
23829 2009-04-06 Joey Ye <joey.ye@intel.com>
23830 Xuepeng Guo <xuepeng.guo@intel.com>
23831 H.J. Lu <hongjiu.lu@intel.com>
23833 Atom pipeline model, tuning and insn selection.
23834 * config.gcc (atom): Add atom config options and target.
23836 * config/i386/atom.md: New.
23838 * config/i386/i386.c (atom_cost): New cost.
23839 (m_ATOM): New macro flag.
23840 (initial_ix86_tune_features): Set m_ATOM.
23841 (x86_accumulate_outgoing_args): Likewise.
23842 (x86_arch_always_fancy_math_387): Likewise.
23843 (processor_target): Add Atom cost.
23844 (cpu_names): Add Atom cpu name.
23845 (override_options): Set Atom ISA.
23846 (ix86_issue_rate): New case PROCESSOR_ATOM.
23847 (ix86_adjust_cost): Likewise.
23849 * config/i386/i386.h (TARGET_ATOM): New target macro.
23850 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23851 (TARGET_OPT_AGU): New target option.
23852 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23853 (processor_type): Add PROCESSOR_ATOM.
23855 * config/i386/i386.md (cpu): Add new value "atom".
23856 (use_carry, movu): New attr.
23857 (atom.md): Include atom.md.
23858 (adddi3_carry_rex64): Set attr "use_carry".
23859 (addqi3_carry): Likewise.
23860 (addhi3_carry): Likewise.
23861 (addsi3_carry): Likewise.
23862 (*addsi3_carry_zext): Likewise.
23863 (subdi3_carry_rex64): Likewise.
23864 (subqi3_carry): Likewise.
23865 (subhi3_carry): Likewise.
23866 (subsi3_carry): Likewise.
23867 (x86_movdicc_0_m1_rex64): Likewise.
23868 (*x86_movdicc_0_m1_se): Likewise.
23869 (x86_movsicc_0_m1): Likewise.
23870 (*x86_movsicc_0_m1_se): Likewise.
23871 (*adddi_1_rex64): Emit add insn as much as possible.
23872 (*addsi_1): Likewise.
23873 (return_internal): Set atom_unit.
23874 (return_internal_long): Likewise.
23875 (return_pop_internal): Likewise.
23876 (*rcpsf2_sse): Set atom_sse_attr attr.
23877 (*qrt<mode>2_sse): Likewise.
23878 (*prefetch_sse): Likewise.
23880 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23882 (ix86_target_macros_internal): Likewise.
23884 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23885 (*prefetch_sse_rex): Likewise.
23886 (sse_rcpv4sf2): Likewise.
23887 (sse_vmrcpv4sf2): Likewise.
23888 (sse_sqrtv4sf2): Likewise.
23889 (<sse>_vmsqrt<mode>2): Likewise.
23890 (sse_ldmxcsr): Likewise.
23891 (sse_stmxcsr): Likewise.
23892 (*sse_sfence): Likewise.
23893 (sse2_clflush): Likewise.
23894 (*sse2_mfence): Likewise.
23895 (*sse2_lfence): Likewise.
23896 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23897 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23898 (avx_movdqu<avxmodesuffix>): Likewise.
23899 (avx_lddqu<avxmodesuffix>): Likewise.
23900 (sse2_movntv2di): Change attr "type" to "ssemov".
23901 (sse2_movntsi): Likewise.
23902 (rsqrtv8sf2): Change attr "type" to "sseadd".
23903 (sse3_addsubv2df3): Set attr "atom_unit".
23904 (sse3_h<plusminus_insn>v4sf3): Likewise.
23905 (*sse2_pmaddwd): Likewise.
23906 (*vec_extractv2di_1_rex64): Likewise.
23907 (*vec_extractv2di_1_avx): Likewise.
23908 (sse2_psadbw): Likewise.
23909 (ssse3_phaddwv8hi3): Likewise.
23910 (ssse3_phaddwv4hi3): Likewise.
23911 (ssse3_phadddv4si3): Likewise.
23912 (ssse3_phadddv2si3): Likewise.
23913 (ssse3_phaddswv8hi3): Likewise.
23914 (ssse3_phaddswv4hi3): Likewise.
23915 (ssse3_phsubwv8hi3): Likewise.
23916 (ssse3_phsubwv4hi3): Likewise.
23917 (ssse3_phsubdv4si3): Likewise.
23918 (ssse3_phsubdv2si3): Likewise.
23919 (ssse3_phsubswv8hi3): Likewise.
23920 (ssse3_phsubswv4hi3): Likewise.
23921 (ssse3_pmaddubsw128): Likewise.
23922 (sse3_pmaddubsw: Likewise.
23923 (ssse3_palignrti): Likewise.
23924 (ssse3_palignrdi): Likewise.
23926 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23928 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23930 2009-04-06 Richard Guenther <rguenther@suse.de>
23932 PR tree-optimization/28868
23933 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23934 of which PHI results we inserted.
23935 (insert_into_preds_of_block): Record inserted PHIs.
23936 (eliminate): Eliminate redundant PHI nodes.
23937 (init_pre): Init inserted_phi_names.
23939 2009-04-06 Richard Guenther <rguenther@suse.de>
23941 PR tree-optimization/39643
23942 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23943 IMAGPART_EXPRs of complex constants.
23944 (execute_fold_all_builtins): If we folded a call queue
23945 TODO_update_address_taken.
23947 2009-04-06 Jan Hubicka <jh@suse.cz>
23949 PR middle-end/39659
23950 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23953 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23955 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23957 (ic_invalidate_array): Likewise.
23959 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23961 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23962 alignment for library calls.
23964 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23966 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23967 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23968 * config/i386/mingw-stdint.h: New file.
23970 2009-04-05 Richard Guenther <rguenther@suse.de>
23972 PR tree-optimization/39648
23973 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23974 our &A vs. &A[0] IL deficiencies.
23976 2009-04-04 Jan Hubicka <jh@suse.cz>
23978 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23979 removed toplevel regions.
23980 (sjlj_mark_call_sites): Likewise.
23982 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23984 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23985 (cygwin tm clause use_gcc_stdint): Set to wrap.
23986 * config/i386/cygwin-stdint.h: New file.
23988 2009-04-04 Richard Guenther <rguenther@suse.de>
23990 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23991 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23992 single-argument PHIs if we are in loop-closed SSA form.
23993 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23994 for the pre-condition.
23995 (slpeel_tree_peel_loop_to_edge): Likewise.
23996 (vect_build_loop_niters): Take an optional sequence to append stmts.
23997 (vect_generate_tmps_on_preheader): Likewise.
23998 (vect_do_peeling_for_loop_bound): Take extra guards for the
24000 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
24001 the cost model check.
24002 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
24003 guards if we are going to peel. Do not apply versioning in that case.
24004 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
24005 (vect_do_peeling_for_loop_bound): Likewise.
24006 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
24007 loop bound only record extra pre-conditions, do not apply loop
24010 2009-04-04 Richard Guenther <rguenther@suse.de>
24012 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
24015 2009-04-04 Jan Hubicka <jh@suse.cz>
24017 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
24018 last_basic_block for size of bb->index indexed array.
24019 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
24020 compute_out, link_btr_uses, build_btr_def_use_webs,
24021 build_btr_def_use_webs, migrate_btr_defs): Likewise.
24023 2009-04-04 Jan Hubicka <jh@suse.cz>
24025 * except.c (remove_eh_handler_and_replace): Break out from ...
24026 (remove_eh_handler): ... here.
24027 (bring_to_root): New function.
24028 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
24029 handled ones, bring others to root of tree.
24031 2009-04-04 Jan Hubicka <jh@suse.cz>
24033 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
24034 (all_phis_safe_to_merge): New function.
24035 (update_info): New structure.
24036 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
24037 (cleanup_empty_eh): Update SSA if possible.
24039 2009-04-04 Richard Guenther <rguenther@suse.de>
24041 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
24042 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
24043 (append_vuse): Likewise.
24045 2009-04-04 Jakub Jelinek <jakub@redhat.com>
24047 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
24048 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
24049 instead of REG_UNSAVED for DW_CFA_undefined.
24050 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
24051 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
24054 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
24057 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
24059 2009-04-04 Richard Guenther <rguenther@suse.de>
24061 PR tree-optimization/8781
24062 PR tree-optimization/37892
24063 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
24064 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
24065 (valueize_refs): Call it for *& valueizations.
24066 (shared_reference_ops_from_ref): Rename to ...
24067 (valueize_shared_reference_ops_from_ref): ... this and valueize.
24068 (shared_reference_ops_from_call): Rename to ...
24069 (valueize_shared_reference_ops_from_call): ... this and valueize.
24070 (vn_reference_lookup): Update.
24071 (visit_reference_op_call): Likewise.
24072 * tree-ssa-pre.c (phi_translate_1): Fold *&.
24073 (eliminate): Value-replace the call address in call statements.
24075 2009-04-04 Richard Guenther <rguenther@suse.de>
24077 PR tree-optimization/39636
24078 * tree-ssa-forwprop.c
24079 (forward_propagate_addr_into_variable_array_index): Check for
24080 GIMPLE_ASSIGN before accessing the rhs code.
24082 2009-04-03 Jason Merrill <jason@redhat.com>
24084 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
24086 2009-04-03 Steve Ellcey <sje@cup.hp.com>
24088 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
24089 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
24090 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
24091 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
24092 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
24093 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
24094 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
24095 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
24096 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
24097 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
24098 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
24099 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
24100 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
24101 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
24102 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
24103 Use fr_reg_or_fp01_operand instead of fr_register_operand
24105 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
24106 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
24107 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
24109 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
24111 PR rtl-optimization/39607
24112 PR rtl-optimization/39631
24116 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24117 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24118 instead of DF_LR_OUT.
24119 * ira-lives.c (process_bb_node_lives): Ditto.
24120 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24121 instead of DF_LR_{OUT,IN}.
24122 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24123 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24125 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
24127 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
24128 (execute_lower_omp): Always run but take the short way out if -fopenmp
24130 (gate_lower_omp): Remove, forcing the pass manager to always run the
24131 pass and always set PROP_gimple_lomp.
24132 (pass_lower_omp): Remove gate function.
24133 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
24134 PROP_trees. Instead, require it.
24135 * ipa-cp.c (pass_ipa_cp): Likewise.
24136 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
24137 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
24138 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
24139 and PROP_gimple_leh.
24141 2009-04-03 Richard Guenther <rguenther@suse.de>
24143 PR middle-end/13146
24144 PR tree-optimization/23940
24145 PR tree-optimization/33237
24146 PR middle-end/33974
24147 PR middle-end/34093
24148 PR tree-optimization/36201
24149 PR tree-optimization/36230
24150 PR tree-optimization/38049
24151 PR tree-optimization/38207
24152 PR tree-optimization/38230
24153 PR tree-optimization/38301
24154 PR tree-optimization/38585
24155 PR middle-end/38895
24156 PR tree-optimization/38985
24157 PR tree-optimization/39299
24158 * tree-ssa-structalias.h: Remove.
24159 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
24160 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
24161 (struct vuse_element_d): Remove.
24162 (struct vuse_vec_d): Likewise.
24163 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
24164 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
24165 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
24166 VUSE_ELEMENT_VAR): Likewise.
24167 (struct voptype_d): Likewise.
24168 (NUM_VOP_FREE_BUCKETS): Likewise.
24169 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
24170 (struct stmt_operands_d): Remove.
24171 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
24172 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
24173 VDEF_NUM, VDEF_VECT): Likewise.
24174 (copy_virtual_operands): Remove.
24175 (operand_build_cmp): Likewise.
24176 (create_ssa_artificial_load_stmt): Likewise.
24177 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
24178 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
24179 vuse_index and mayuse_index members. Pack and move done and iter_type
24180 members to the front.
24181 (SSA_OP_VMAYUSE): Remove.
24182 (SSA_OP_VIRTUAL_USES): Adjust.
24183 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
24184 (unlink_stmt_vdef): Declare.
24185 (add_to_addressable_set): Remove.
24186 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
24187 (vrp_visit_stmt): Likewise.
24188 * doc/tree-ssa.texi (Alias analysis): Update.
24189 * doc/invoke.texi (max-aliased-vops): Remove docs.
24190 (avg-aliased-vops): Likewise.
24191 * tree-into-ssa.c (syms_to_rename): Remove.
24192 (need_to_update_vops_p): Likewise.
24193 (need_to_initialize_update_ssa_p): Rename to ...
24194 (update_ssa_initialized_fn): ... this. Track function we are
24196 (symbol_marked_for_renaming): Simplify.
24197 (add_new_name_mapping): Do not set need_to_update_vops_p.
24198 (dump_currdefs): Use SYMS_TO_RENAME.
24199 (rewrite_update_stmt): Always walk all uses/defs.
24200 (dump_update_ssa): Adjust.
24201 (init_update_ssa): Take function argument. Track what we are
24203 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
24204 (create_new_def_for): Initialize for cfun, assert we are initialized
24206 (mark_sym_for_renaming): Simplify.
24207 (mark_set_for_renaming): Do not initialize update-ssa.
24208 (need_ssa_update_p): Simplify. Take function argument.
24209 (name_mappings_registered_p): Assert we ask for the correct function.
24210 (name_registered_for_update_p): Likewise.
24211 (ssa_names_to_replace): Likewise.
24212 (release_ssa_name_after_update_ssa): Likewise.
24213 (update_ssa): Likewise. Use SYMS_TO_RENAME.
24214 (dump_decl_set): Do not print a newline.
24215 (debug_decl_set): Do it here.
24216 (dump_update_ssa): And here.
24217 * tree-ssa-loop-im.c (move_computations): Adjust.
24218 (movement_possibility): Likewise.
24219 (determine_max_movement): Likewise.
24220 (gather_mem_refs_stmt): Likewise.
24221 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
24222 or NAME_MEMORY_TAG.
24223 * tree-complex.c (update_all_vops): Remove.
24224 (expand_complex_move): Adjust.
24225 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
24226 Simplify test for memory referencing statement. Exclude
24227 non-invariant ADDR_EXPRs.
24228 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
24229 * tree-loop-distribution.c (generate_memset_zero): Adjust.
24230 (rdg_flag_uses): Likewise.
24231 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
24233 (tree_optimize_tail_calls_1): Also split the
24234 edge from the entry block if we have degenerate PHI nodes in
24235 the first basic block.
24236 * tree.c (init_ttree): Remove memory-tag related code.
24237 (tree_code_size): Likewise.
24238 (tree_node_structure): Likewise.
24239 (build7_stat): Re-write to be build6_stat.
24240 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
24241 (SSA_VAR_P): Adjust.
24242 (struct tree_memory_tag): Remove.
24243 (struct tree_memory_partition_tag): Likewise.
24244 (union tree_node): Adjust.
24245 (build7): Re-write to be build6.
24246 * tree-pass.h (pass_reset_cc_flags): Remove.
24247 (TODO_update_address_taken): New flag.
24248 (pass_simple_dse): Remove.
24249 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
24250 * params.h (MAX_ALIASED_VOPS): Remove.
24251 (AVG_ALIASED_VOPS): Likewise.
24252 * omp-low.c (expand_omp_taskreg): Update SSA form.
24253 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
24254 aliases the lhs in a copy stmt.
24255 * tree-ssa-dse.c (struct address_walk_data): Remove.
24256 (memory_ssa_name_same): Likewise.
24257 (memory_address_same): Likewise.
24258 (get_kill_of_stmt_lhs): Likewise.
24259 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
24260 unused stores. Look through PHI nodes into post-dominated regions.
24261 (dse_optimize_stmt): Simplify. Properly remove stores.
24262 (tree_ssa_dse): Compute dominators.
24263 (execute_simple_dse): Remove.
24264 (pass_simple_dse): Likewise.
24265 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
24266 gimple_loaded_syms and gimple_stored_syms computation.
24267 * toplev.c (dump_memory_report): Dump alias and pta stats.
24268 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
24269 (vn_reference_eq): Likewise.
24270 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
24271 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
24272 valueize_vuses): Remove.
24273 (get_def_ref_stmt_vuses): Simplify. Rename to ...
24274 (get_def_ref_stmt_vuse): ... this.
24275 (vn_reference_lookup_2): New function.
24276 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
24277 walking equivalent vuses. Simplify.
24278 (vn_reference_lookup): Likewise.
24279 (vn_reference_insert): Likewise.
24280 (vn_reference_insert_pieces): Likewise.
24281 (visit_reference_op_call): Simplify.
24282 (visit_reference_op_load): Likewise.
24283 (visit_reference_op_store): Likewise.
24284 (init_scc_vn): Remove shared_lookup_vuses initialization.
24285 (free_scc_vn): Remove shared_lookup_vuses freeing.
24286 (sort_vuses, sort_vuses_heap): Remove.
24287 (get_ref_from_reference_ops): Export.
24288 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
24289 vector with single vuse pointer.
24290 (vn_reference_lookup_pieces, vn_reference_lookup,
24291 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
24292 (shared_vuses_from_stmt): Remove.
24293 (get_ref_from_reference_ops): Declare.
24294 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
24295 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
24296 memory-tag related code.
24297 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
24298 (likely_value): Add comment, skip static-chain of call statements.
24299 (surely_varying_stmt_p): Adjust.
24300 (gimplify_and_update_call_from_tree): Likewise.
24301 (execute_fold_all_builtins): Do not rebuild alias info.
24302 (gimplify_and_update_call_from_tree): Properly update VOPs.
24303 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
24304 (copy_ref_info): Remove memory-tag related code.
24305 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
24306 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
24307 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
24309 * tree-ssa-dom.c (gimple_p): Remove typedef.
24310 (eliminate_redundant_computations): Adjust.
24311 (record_equivalences_from_stmt): Likewise.
24312 (avail_expr_hash): Likewise.
24313 (avail_expr_eq): Likewise.
24314 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
24315 (stmt_makes_single_load): Likewise.
24316 (stmt_makes_single_store): Likewise.
24317 * tree-ssa-alias.c: Rewrite completely.
24318 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
24319 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
24320 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
24321 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
24322 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
24323 Remove public functions.
24324 (pass_reset_cc_flags): Remove.
24325 (pass_build_alias): Move ...
24326 * tree-ssa-structalias.c (pass_build_alias): ... here.
24327 * tree-ssa-alias.c (may_be_aliased): Move ...
24328 * tree-flow-inline.h (may_be_aliased): ... here.
24329 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
24330 count_uses_and_derefs): Move ...
24331 * gimple.c: ... here.
24332 * gimple.h (count_uses_and_derefs): Declare.
24333 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
24334 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
24335 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
24336 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
24337 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
24338 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
24339 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
24341 * tree-dfa.c (refs_may_alias_p): Move ...
24342 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
24343 * tree-ssa-alias.h: New file.
24344 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
24345 (statement_sink_location): Likewise.
24346 * opts.c (decode_options): Do not adjust max-aliased-vops or
24347 avg-aliased-vops values.
24348 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
24349 (TV_CALL_CLOBBER): Likewise.
24350 (TV_FLOW_SENSITIVE): Likewise.
24351 (TV_FLOW_INSENSITIVE): Likewise.
24352 (TV_MEMORY_PARTITIONING): Likewise.
24353 (TV_ALIAS_STMT_WALK): New timevar.
24354 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
24355 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
24356 (get_address_description): Remove memory-tag related code.
24357 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
24358 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
24359 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
24360 and immediate uses in statements. Document.
24361 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
24362 (dump_symbols): Remove.
24363 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
24364 * alias.c (get_deref_alias_set): New function split out from ...
24365 (get_alias_set): ... here.
24366 * alias.h (get_deref_alias_set): Declare.
24367 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
24368 type parameter. Remove restrict pointer handling. Create a
24369 ref-all pointer in case type-based alias sets do not conflict.
24370 (vect_analyze_data_refs): Remove SMT related code.
24371 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
24372 (vectorizable_load): Likewise.
24373 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
24374 (DR_SYMBOL_TAG, DR_VOPS): Remove.
24375 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
24376 Ignore vops and SMTs.
24377 (dr_analyze_alias): Likewise..
24378 (free_data_ref): Likewise.
24379 (create_data_ref): Likewise.
24380 (analyze_all_data_dependences): Likewise.
24381 (get_references_in_stmt): Adjust.
24382 * tree-flow-inline.h (gimple_aliases_computed_p,
24383 gimple_addressable_vars, gimple_call_clobbered_vars,
24384 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
24385 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
24386 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
24387 gimple_mem_ref_stats): Remove.
24388 (gimple_vop): New function.
24389 (op_iter_next_use): Remove vuses and mayuses cases.
24390 (op_iter_next_def): Remove vdefs case.
24391 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
24392 (clear_and_done_ssa_iter): Do not set removed fields.
24393 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
24394 Assert we are not iterating over vuses or vdefs if not also
24395 iterating over uses or defs.
24396 (op_iter_init_use): Likewise.
24397 (op_iter_init_def): Likewise.
24398 (op_iter_next_vdef): Remove.
24399 (op_iter_next_mustdef): Likewise.
24400 (op_iter_init_vdef): Likewise.
24401 (compare_ssa_operands_equal): Likewise.
24402 (link_use_stmts_after): Handle vuse operand.
24403 (is_call_used): Use is_call_clobbered.
24404 (is_call_clobbered): Global variables are always call clobbered,
24405 query the call-clobbers bitmap.
24406 (mark_call_clobbered): Ignore global variables.
24407 (clear_call_clobbered): Likewise.
24408 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
24409 virtual operands sanity check.
24410 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
24412 (TARGET_MEM_REF): Remove TMR_TAG operand.
24413 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
24414 Remove call-clobber related code.
24415 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
24416 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
24417 partitions or escape reason.
24418 (get_single_def_stmt, get_single_def_stmt_from_phi,
24419 get_single_def_stmt_with_phi): Remove.
24420 (dump_referenced_vars): Tidy.
24421 (get_ref_base_and_extent): Allow bare decls.
24422 (collect_dfa_stats): Adjust.
24423 * graphite.c (rename_variables_in_stmt): Adjust.
24424 (graphite_copy_stmts_from_block): Likewise.
24425 (translate_clast): Likewise.
24426 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
24428 (translate_vuse_through_block): Use the oracle.
24429 (phi_translate_1): Adjust.
24430 (value_dies_in_block_x): Use the oracle. Cache the outcome
24432 (valid_in_sets): Check if the VUSE for
24433 a REFERENCE is available.
24434 (eliminate): Do not remove stmts during elimination,
24435 instead queue and remove them afterwards.
24436 (do_pre): Do not rebuild alias info.
24437 (pass_pre): Run TODO_rebuild_alias before PRE.
24438 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
24439 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
24440 (mark_all_v_defs_stmt): Remove.
24441 (mark_all_v_defs_seq): Adjust.
24442 (sra_replace): Likewise.
24443 (scalarize_use): Likewise.
24444 (scalarize_copy): Likewise.
24445 (scalarize_init): Likewise.
24446 (scalarize_ldst): Likewise.
24447 (todoflags): Remove.
24448 (tree_sra): Do not rebuild alias info.
24449 (tree_sra_early): Adjust.
24450 (pass_sra): Run TODO_update_address_taken before SRA.
24451 * tree-predcom.c (set_alias_info): Remove.
24452 (prepare_initializers_chain): Do not call it.
24453 (mark_virtual_ops_for_renaming): Adjust.
24454 (mark_virtual_ops_for_renaming_list): Remove.
24455 (initialize_root_vars): Adjust.
24456 (initialize_root_vars_lm): Likewise.
24457 (prepare_initializers_chain): Likewise.
24458 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
24459 (may_propagate_copy_into_stmt): Likewise.
24460 (merge_alias_info): Do nothing for now.
24461 (propagate_tree_value_into_stmt): Adjust.
24462 (stmt_may_generate_copy): Likewise.
24463 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
24464 not mark symbols for renaming.
24465 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
24466 with the same statement, make sure to update the new pointed-to one.
24467 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
24468 call statements, do not mark symbols for renaming.
24469 (mark_operand_necessary): Dump something.
24470 (ref_may_be_aliased): New function.
24471 (mark_aliased_reaching_defs_necessary_1): New helper function.
24472 (mark_aliased_reaching_defs_necessary): Likewise.
24473 (mark_all_reaching_defs_necessary_1): Likewise.
24474 (mark_all_reaching_defs_necessary): Likewise.
24475 (propagate_necessity): Do not process virtual PHIs. For
24476 non-aliased loads mark all reaching definitions as necessary.
24477 For aliased loads and stores mark the immediate dominating
24478 aliased clobbers as necessary.
24479 (visited): New global static.
24480 (perform_tree_ssa_dce): Free visited bitmap after propagating
24482 (remove_dead_phis): Perform simple dead virtual PHI removal.
24483 (remove_dead_stmt): Properly unlink virtual operands when
24485 (eliminate_unnecessary_stmts): Schedule PHI removal after
24487 * tree-ssa-ter.c (is_replaceable_p): Adjust.
24488 (process_replaceable): Likewise.
24489 (find_replaceable_in_bb): Likewise.
24490 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
24491 based on the single gimple vop.
24492 (verify_flow_insensitive_alias_info): Remove.
24493 (verify_flow_sensitive_alias_info): Likewise.
24494 (verify_call_clobbering): Likewise.
24495 (verify_memory_partitions): Likewise.
24496 (verify_alias_info): Likewise.
24497 (verify_ssa): Adjust..
24498 (execute_update_addresses_taken): Export. Update SSA
24499 manually. Optimize only when optimizing. Use a local bitmap.
24500 (pass_update_address_taken): Remove TODO_update_ssa, add
24502 (pass_update_address_taken): Just use TODO_update_address_taken.
24503 (init_tree_ssa): Do not initialize addressable_vars.
24504 (verify_ssa): Verify new VUSE / VDEF properties.
24505 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
24506 Do not call verify_alias_info.
24507 (delete_tree_ssa): Clear the VUSE, VDEF operands.
24508 Do not free the loaded and stored syms bitmaps. Reset the escaped
24509 and callused solutions. Do not free addressable_vars.
24510 Remove memory-tag related code.
24511 (warn_uninitialized_var): Aliases are always available.
24512 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
24513 * lambda-code.c (can_put_in_inner_loop): Adjust.
24514 (can_put_after_inner_loop): Likewise.
24515 (perfect_nestify): Likewise.
24516 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
24517 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
24518 (vectorizable_conversion): Do not mark symbols for renaming.
24519 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
24520 (expand_call_inline): Unlink the calls virtual operands before
24522 (tree_function_versioning): Do not call update_ssa if we are not
24523 updating clones. Simplify.
24524 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
24525 (propagate_with_phi): Likewise..
24526 * tree-outof-ssa.c (create_temp): Remove memory tag and call
24527 clobber code. Assert we are not aliased or global.
24528 * tree-flow.h: Include tree-ssa-alias.h
24529 (enum escape_type): Remove.
24530 (struct mem_sym_stats_d): Likewise.
24531 (struct mem_ref_stats_d): Likewise.
24532 (struct gimple_df): Add vop member. Remove global_var,
24533 call_clobbered_vars, call_used_vars, addressable_vars,
24534 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
24535 escaped and callused members.
24536 (struct ptr_info_def): Remove all members, add points-to solution
24538 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
24539 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
24540 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
24541 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
24542 (tree-ssa-alias.o): Likewise.
24543 (toplev.o): Add tree-ssa-alias.h
24544 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
24545 * gimple.c (gimple_set_bb): Fix off-by-one error.
24546 (is_gimple_reg): Do not handle memory tags.
24547 (gimple_copy): Also copy virtual operands.
24548 Delay updating the statement. Do not reset loaded and stored syms.
24549 (gimple_set_stored_syms): Remove.
24550 (gimple_set_loaded_syms): Likewise.
24551 (gimple_call_copy_skip_args): Copy the virtual operands
24552 and mark the new statement modified.
24553 * tree-ssa-structalias.c (may_alias_p): Remove.
24554 (set_uids_in_ptset): Take the alias set to prune with as
24555 parameter. Fold in the alias test of may_alias_p.
24556 (compute_points_to_sets): Compute whether a ptr is dereferenced
24557 in a local sbitmap.
24558 (process_constraint): Deal with &ANYTHING on the lhs, reject all
24559 other ADDRESSOF constraints on the lhs.
24560 (get_constraint_for_component_ref): Assert that we don't get
24561 ADDRESSOF constraints from the base of the reference.
24562 Properly generate UNKNOWN_OFFSET for DEREF if needed.
24563 (struct variable_info): Remove collapsed_to member.
24564 (get_varinfo_fc): Remove.
24565 (new_var_info): Do not set collapsed_to.
24566 (dump_constraint): Do not follow cycles.
24567 (dump_constraint_graph): Likewise.
24568 (build_pred_graph): Likewise.
24569 (build_succ_graph): Likewise.
24570 (rewrite_constraints): Likewise.
24571 (do_simple_structure_copy): Remove.
24572 (do_rhs_deref_structure_copy): Remove.
24573 (do_lhs_deref_structure_copy): Remove.
24574 (collapse_rest_of_var): Remove.
24575 (do_structure_copy): Re-implement.
24576 (pta_stats): New global variable.
24577 (dump_pta_stats): New function.
24578 (struct constraint_expr): Make offset signed.
24579 (UNKNOWN_OFFSET): Define special value.
24580 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24581 (solution_set_expand): New helper function split out from ...
24582 (do_sd_constraint): ... here.
24583 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24584 (do_ds_constraint): Likewise.
24585 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24586 and CALLUSED = *CALLUSED.
24587 (set_union_with_increment): Make inc argument signed.
24588 (type_safe): Remove.
24589 (get_constraint_for_ptr_offset): Handle unknown and negative
24591 (first_vi_for_offset): Handle offsets before start. Bail
24592 out early for offsets beyond the variable extent.
24593 (first_or_preceding_vi_for_offset): New function.
24594 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24595 Together with ESCAPED = *ESCAPED this properly computes reachability.
24596 (find_what_var_points_to): New function.
24597 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24598 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24599 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24600 pt_solutions_intersect): New functions.
24601 (compute_call_used_vars): Remove.
24602 (compute_may_aliases): New main entry into PTA computation.
24603 * gimple.h (gimple_p): New typedef.
24604 (struct gimple_statement_base): Remove references_memory_p.
24605 (struct gimple_statement_with_memory_ops_base): Remove
24606 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24608 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24609 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24610 gimple_set_references_memory): Remove.
24611 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24612 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24614 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24615 (verify_expr): Allow RESULT_DECL.
24616 (gimple_duplicate_bb): Do not copy virtual operands.
24617 (gimple_duplicate_sese_region): Adjust.
24618 (gimple_duplicate_sese_tail): Likewise.
24619 (mark_virtual_ops_in_region): Remove.
24620 (move_sese_region_to_fn): Do not call it.
24621 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24622 and pass_simple_dse.
24623 (execute_function_todo): Handle TODO_update_address_taken,
24624 call execute_update_addresses_taken for TODO_rebuild_alias.
24625 (execute_todo): Adjust.
24626 (execute_one_pass): Init dump files early.
24627 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24629 (create_general_new_stmt): Clear vops.
24630 * tree-ssa-reassoc.c (get_rank): Adjust.
24631 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24632 symbols for renaming.
24633 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24634 (PARAM_AVG_ALIASED_VOPS): Likewise.
24635 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24636 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24637 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24638 (operand_build_cmp, copy_virtual_operands,
24639 create_ssa_artificial_load_stmt, add_to_addressable_set,
24640 gimple_add_to_addresses_taken): Remove public functions.
24641 (unlink_stmt_vdef): New function.
24643 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24645 * config.gcc (powerpc-*-linux*): Merge variants.
24647 2009-04-02 Chao-ying Fu <fu@mips.com>
24648 James Grosbach <james.grosbach@microchip.com>
24650 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24651 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24653 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24654 keep_interrupts_masked_p, use_debug_exception_return_p.
24655 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24656 keep_interrupts_masked, use_debug_exception_return.
24657 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24658 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24660 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24661 (mips_print_operand): Process COP0 registers to print $0 .. $31
24662 correctly for GAS to process.
24663 (mips_interrupt_extra_call_saved_reg_p): New function.
24664 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24666 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24667 (mips_compute_frame_info): Add supports for interrupt context that
24668 includes doubleword accumulators and COP0 registers.
24669 (mips_for_each_saved_acc): New function.
24670 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24671 mips_for_each_saved_reg.
24672 (mips_save_reg): Save accumulators.
24673 (mips_kernel_reg_p): A new for_each_rtx callback.
24674 (mips_expand_prologue): Support interrupt handlers.
24675 (mips_restore_reg): Restore accumulators.
24676 (mips_expand_epilogue): Support interrupt handlers.
24677 (mips_can_use_return_insn): Return false for interrupt handlers.
24678 (mips_epilogue_uses): New function.
24679 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24680 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24681 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24682 cop0_move): New instructions.
24683 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24684 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24686 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24688 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24689 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24690 interrupt handlers, we use K0 as the temporary register.
24691 (EPILOGUE_USES): Change to a function call.
24692 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24693 handlers, we use K0 as the temporary register.
24695 * doc/extend.texi (Function Attributes): Document interrupt,
24696 use_shadow_register_set, keep_interrupts_masked,
24697 use_debug_exception_return for MIPS attributes.
24699 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24701 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24702 Remove a number of t-files from tmake_file.
24703 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24704 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24705 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24706 target_prototype, not TARGET_PROTOTYPE.
24707 (LINK_OS_GNU_SPEC): Define.
24708 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24709 and darwin-ldoubdle.c.
24711 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24714 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24715 (cpp_options): Ditto.
24716 (default_compilers): Ditto.
24717 (display_help): Ditto.
24718 (process_command): Ditto.
24719 (do_spec_1): Ditto.
24720 (set_input): Use lbasename instead of duplicate code.
24721 (save_temps_prefix): New static for -save-temps=obj.
24722 (save_temps_length): Ditto.
24724 * doc/invoke.texi (-save-temps=obj): Document new variant to
24725 -save-temps switch.
24727 2009-04-02 Jeff Law <law@redhat.com>
24729 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24732 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24734 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24735 * configure: Regenerated.
24737 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24739 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24740 share the argument list.
24742 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24746 2009-02-12 Diego Novillo <dnovillo@google.com>
24748 * varpool.c (debug_varpool): New.
24749 * cgraph.h (debug_varpool): Declare.
24751 2009-04-02 Jan Hubicka <jh@suse.cz>
24753 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24756 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24758 * config/i386/i386.c (ix86_abi): Move initialization to ...
24759 (override_options): Here.
24761 2009-04-02 Christian Bruel <christian.bruel@st.com>
24763 * config/sh/sh.c (sh_dwarf_register_span): New function.
24764 (TARGET_DWARF_REGISTER_SPAN): Define.
24765 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24767 2009-04-02 Ira Rosen <irar@il.ibm.com>
24769 PR tree-optimization/39595
24770 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24771 interleaved loads group is not greater than the SLP group size.
24773 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24775 * builtins.c (is_builtin_name): New.
24776 (called_as_built_in): Use is_builtin_name.
24777 * tree.h (is_builtin_name): New.
24778 * varasm.c (incorporeal_function_p): Use is_builtin_name
24780 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24782 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24784 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24787 * c-decl.c (clone_underlying_type): Move this ...
24788 * c-common.c (set_underlying_type): ... here.
24789 Also, make sure the function properly sets TYPE_STUB_DECL() on
24790 the newly created typedef variant type.
24791 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24792 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24795 2009-04-02 Richard Guenther <rguenther@suse.de>
24797 PR tree-optimization/37221
24798 * tree-flow.h (degenerate_phi_result): Declare.
24799 * tree-ssa-dom.c (degenerate_phi_result): Export.
24800 * tree-scalar-evolution.c (analyze_initial_condition): If
24801 the initial condition is defined by a degenerate PHI node
24802 use the degenerate value.
24804 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24806 PR rtl-optimization/39588
24807 * combine.c (merge_outer_ops): Do not set the constant when this
24809 (simplify_shift_const_1): Do not modify it either in this case.
24811 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24813 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24814 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24816 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24819 * c-lex.c (interpret_float): Default (no suffix) is double.
24821 2009-04-1 Xinliang David Li <davidxl@google.com>
24823 * config/i386/i386.c (legitimate_constant_p): Recognize
24824 all one vector constant.
24826 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24828 * config/vax/vax.c: Add #includes to silence warnings.
24829 Change #include order to silence two warnings.
24831 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24833 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24834 (ASM_SPEC): Pass -k to the assembler for PIC code.
24836 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24838 * config.gcc: Add vax-*-linux* to the switch.
24839 * config/vax/linux.h: New file. (TARGET_VERSION,
24840 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24842 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24844 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24845 Use predicate macros instead of GET_CODE() == foo.
24846 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24847 ashlsi3, rotrsi3, <unnamed>): Likewise.
24849 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24851 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24852 jbbccihi, jbbccisi): Remova trailing whitespace.
24853 * config/vax/constraints.md: Likewise.
24854 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24855 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24856 * config/vax/predicates.md: Likewise.
24857 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24858 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24859 * config/vax/vax.h: Likewise.
24860 * config/vax/vax.md (nonlocal_goto): Likewise.
24862 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24864 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24865 (indirectable_address_p, adjacent_operands_p): Add spaces around
24867 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24869 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24871 * config/vax/vax.c (legitimate_constant_address_p,
24872 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24873 index_term_p, reg_plus_index_p, legitimate_address_p,
24874 vax_mode_dependent_address_p): Update comments to match functions
24875 modified by the recent int->bool conversion.
24877 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24879 * config/vax/builtins.md: Update copyright message.
24880 * config/vax/constraints.md: Likewise.
24881 * config/vax/netbsd-elf.h: Likewise.
24882 * config/vax/predicates.md: Likewise.
24883 * config/vax/vax-protos.h: Likewise.
24884 * config/vax/vax.c: Likewise.
24885 * config/vax/vax.h: Likewise.
24886 * config/vax/vax.md: Likewise.
24887 * config/vax/vax.opt: Likewise.
24889 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24891 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24892 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24893 * config/vax/constraints.md (B, R): Likewise.
24894 * config/vax/predicates.md (external_memory_operand,
24895 nonimmediate_addsub_di_operand): Likewise.
24896 * config/vax/vax.c (vax_output_int_add): Likewise.
24897 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24898 untyped_call): Likewise.
24900 2009-04-01 Matt Thomas <matt@3am-software.com>
24902 * config/vax/predicates.md: New file.
24903 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24904 external_const_operand, nonsymbolic_operand, external_memory_operand,
24905 indirect_memory_operand, indexed_memory_operand,
24906 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24907 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24909 * config/vax/constraints.md: New file.
24910 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24912 * config/vax/builtins.md: New file.
24913 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24914 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24916 * config/vax/vax.opt (mqmath): Add option.
24917 * config/vax/vax.md (isfx): Extend with DI.
24918 (VAXintQH, VAXintQHSD): Define.
24919 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24920 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24921 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24922 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24923 (movdi): Update constraints and use vax_output_int_move().
24924 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24925 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24926 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24927 nonlocal_goto): New.
24928 (mov<mode>): Extend accepted operand types.
24929 (subdi3_old): Rename from subdi3, change update constraints and use
24930 a new implementation.
24931 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24932 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24933 MOVE_RATIO, CLEAR_RATIO): Define.
24934 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24935 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24936 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24937 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24938 (split_quadword_operands): Make static and really allow variable
24940 (print_operand_address): Update for PIC generation.
24941 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24942 indexable_address_p, fixup_mathdi_operand,
24943 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24944 (vax_float_literal, legitimate_constant_p,
24945 indirectable_constant_address_p, index_term_p,
24946 reg_plus_index_p): Return bool instead of int.
24947 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24949 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24951 (vax_output_conditional_branch): Indent.
24952 (legitimate_constant_address_p, indirectable_constant_address_p,
24953 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24954 vax_mode_dependent_address_p): Return bool instead of int, update for
24956 * config/vax/vax-protos.h (legitimate_constant_address_p,
24957 legitimate_constant_p, legitimate_address_p,
24958 vax_mode_dependent_address_p): Change declaration to bool.
24959 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24960 vax_expand_addsub_di_operands, vax_output_int_subtract,
24961 vax_output_movmemsi): Declare.
24962 (split_quadword_operands, vax_float_literal): Delete declaration.
24963 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24964 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24965 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24966 ASM_OUTPUT_DWARF_PCREL): Define.
24967 (ASM_SPEC): Change definition to allow PIC generation.
24969 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24971 * doc/sourcebuild.texi: Update front-end requirements.
24973 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24976 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24977 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24978 (booldi3_internal3): Use boolean_or_operator instead of
24981 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24984 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24985 declarator whose size is not an integer constant expression but
24986 folds to an integer constant, then treat it as a constant
24989 2009-04-01 Richard Guenther <rguenther@suse.de>
24991 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24992 i * 4 + 2 to (i * 2 + 1) * 2.
24994 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24997 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24998 return if c_parser_asm_string_literal returned NULL.
25000 2009-04-01 Nick Clifton <nickc@redhat.com>
25002 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
25004 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
25005 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
25006 other typedefs to avoid conflicts with libgcc2.c. Define labels
25007 to gain 16-bit bit-manipulation functions from libgcc2.c and then
25009 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
25010 to gain 16-bit trapping arithmetic functions from libgcc2.c and
25013 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
25015 * varasm.c (default_function_rodata_section): Declare DOT as
25018 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
25019 Andrey Galkin <agalkin@hypercom.com>
25022 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
25023 Make object_name unique for each process.
25025 2009-04-01 Jakub Jelinek <jakub@redhat.com>
25028 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
25029 addressable variables in the parallel that could go out of scope while
25030 running queued tasks.
25032 2009-04-01 Anatoly Sokolov <aesok@post.ru>
25034 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
25035 (CASE_VALUES_THRESHOLD): Redefine.
25036 * config/avr/avr.c (avr_override_options): Remove initialization of
25037 avr_case_values_threshold variable.
25038 (avr_case_values_threshold): Remove variable. Add new function.
25039 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
25040 * config/avr/avr.opt (mno-tablejump): Remove option.
25041 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
25043 2009-04-01 DJ Delorie <dj@redhat.com>
25045 * varasm.c (default_function_rodata_section): Don't assume
25046 anything about where the first '.' in the section name is.
25048 2009-04-01 Alan Modra <amodra@bigpond.net.au>
25050 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
25051 rs6000_emit_stack_tie.
25053 2009-03-31 Ian Lance Taylor <iant@google.com>
25055 * tree-eh.c (tree_remove_unreachable_handlers): Compare
25056 gimple_code with GIMPLE_RESX, not RESX.
25058 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25060 * c-common.c (c_get_ident): New.
25061 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
25063 2009-04-01 Ben Elliston <bje@au.ibm.com>
25065 * config/rs6000/sysv4.opt (msdata): Improve option description.
25067 2009-03-31 Steve Ellcey <sje@cup.hp.com>
25069 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
25070 (divdf3_internal_lat): Remove.
25071 (divxf3_internal_lat): Remove.
25072 (divxf3_internal_thr): Remove.
25073 (divxf): Use divxf3_internal.
25074 * config/ia64/div.md (divsf3_internal_lat): New.
25075 (divdf3_internal_lat): New.
25076 (divxf3_internal): New.
25078 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25081 * Makefile.in (USE_GCC_STDINT): Define.
25082 (stmp-int-hdrs): Install stdint.h if applicable.
25083 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
25085 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
25086 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
25087 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
25088 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
25089 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
25090 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
25091 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
25092 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
25093 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
25094 (c_common_nodes_and_builtins): Initialize
25095 underlying_wchar_type_node. Do not initialize
25096 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
25097 nodes for new types.
25098 (c_stddef_cpp_builtins): Define macros for new types.
25099 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
25101 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
25102 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
25103 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
25104 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
25105 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
25106 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
25107 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
25108 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
25109 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
25110 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
25111 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
25112 int16_type_node, int32_type_node, int64_type_node,
25113 uint8_type_node, uint16_type_node, c_uint32_type_node,
25114 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
25115 int_least32_type_node, int_least64_type_node,
25116 uint_least8_type_node, uint_least16_type_node,
25117 uint_least32_type_node, uint_least64_type_node,
25118 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
25119 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
25120 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
25121 uintptr_type_node): Define.
25122 * c-cppbuiltin.c (builtin_define_constants,
25123 builtin_define_type_minmax): New.
25124 (builtin_define_stdint_macros): Define more macros.
25125 (c_cpp_builtins): Define more limit macros.
25126 (type_suffix): New.
25127 (builtin_define_type_max): Define in terms of
25128 builtin_define_type_minmax. Remove is_long parameter. All
25130 * config.gcc (use_gcc_stdint): Define.
25131 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
25132 Add newlib-stdint.h for generic targets.
25133 * config/glibc-stdint.h, config/newlib-stdint.h,
25134 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
25135 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
25136 * config/score/score.h (UINTPTR_TYPE): Define.
25137 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
25138 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
25139 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
25140 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
25141 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
25142 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
25143 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
25144 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
25145 * config/spu/spu.h (STDINT_LONG32): Define.
25146 * configure.ac (use_gcc_stdint): Substitute.
25147 * configure: Regenerate.
25148 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
25149 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
25150 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
25151 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
25152 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
25153 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
25154 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
25155 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
25156 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
25157 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
25158 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
25159 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
25160 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
25161 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
25162 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
25163 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
25164 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
25165 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
25166 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
25167 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
25168 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
25169 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
25170 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
25171 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
25172 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
25173 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
25174 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
25175 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
25176 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
25178 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
25180 * loop-iv.c (suitable_set_for_replacement): Renamed from
25181 simplify_using_assignment; changed to return bool and to accept new
25182 args DEST and SRC. Return true iff we find a source/destination pair
25183 that can be used to make a replacement, and fill SRC and DEST if so.
25184 Remove arg ALTERED. Don't deal with altered regs here. All callers
25186 (simplify_using_initial_values): Deal with altered regs here and track
25187 more precisely the effect they have on the validity of our expression.
25189 * loop-iv.c (simplify_using_condition): A condition of the form
25190 (EQ REG CONST) can be used to simply make a substitution.
25191 (simplify_using_initial_values): Keep track of conditions we have seen
25192 and keep using them to simplify new expressions, while applying the
25193 same substitutions to them as to the expression.
25195 * simplify-rtx.c (simplify_relational_operation_1): Simplify
25196 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
25199 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
25200 changed. Use this when trying to improve the upper bound.
25201 Generate the comparison by using simplify_gen_relational.
25203 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
25205 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
25207 (simplify_using_assignment, simplify_using_initial_values): Call
25208 replace_in_expr to make replacements. Call replace_single_def_regs
25209 once on the initial version of the expression.
25211 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25214 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
25216 2009-03-31 Richard Guenther <rguenther@suse.de>
25218 PR middle-end/31029
25219 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
25220 equality comparisons. Fold C - X CMP X if C % 2 == 1.
25222 2009-03-31 Richard Guenther <rguenther@suse.de>
25224 * tree.h (div_if_zero_remainder): Declare.
25225 * fold-const.c (div_if_zero_remainder): Export.
25226 * tree-ssa-forwprop.c
25227 (forward_propagate_addr_into_variable_array_index): Handle
25228 constant array index addition outside of the variable index.
25230 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25233 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
25234 define_splits, floatunssi<mode>2): Require x87 conversions from
25235 DImode to be permitted.
25237 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25239 PR preprocessor/15638
25240 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
25242 2009-03-31 Richard Guenther <rguenther@suse.de>
25244 PR middle-end/23401
25245 PR middle-end/27810
25246 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
25247 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
25248 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
25249 a separate statement.
25250 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
25251 (lookup_tmp_var): Likewise.
25252 (is_gimple_formal_tmp_or_call_rhs): Remove.
25253 (is_gimple_reg_or_call_rhs): Rename to ...
25254 (is_gimple_reg_rhs_or_call): ... this.
25255 (is_gimple_mem_or_call_rhs): Rename to ...
25256 (is_gimple_mem_rhs_or_call): ... this.
25257 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
25258 DECL_GIMPLE_REG_P only if is_formal is true.
25259 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
25260 for non-proper post-modify expression gimplification.
25261 (gimplify_self_mod_expr): For post-modify expressions gimplify
25262 the lvalue to a minimal lvalue.
25263 (rhs_predicate_for): Remove formal temp case.
25264 (gimplify_modify_expr_rhs): Likewise.
25265 (gimplify_addr_expr): Use is_gimple_reg.
25266 (gimplify_expr): Remove formal temp cases.
25267 (gimple_regimplify_operands): Likewise.
25268 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
25269 and FILTER_EXPR like constants.
25270 * gimple.c (walk_gimple_op): Fix val_only initialization, use
25272 (is_gimple_formal_tmp_rhs): Remove.
25273 (is_gimple_reg_rhs): Remove special casing.
25274 (is_gimple_mem_rhs): Fix.
25275 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
25276 (is_gimple_formal_tmp_var): Remove.
25277 (is_gimple_formal_tmp_reg): Likewise.
25278 (is_gimple_min_lval): Allow invariant component ref parts.
25279 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
25280 is_gimple_formal_tmp_reg): Remove declarations.
25281 * tree-cfg.c (verify_expr): Verify that variables with address
25282 taken do not have DECL_GIMPLE_REG_P set.
25283 * tree-mudflap.c (mf_build_check_statement_for): Use
25284 force_gimple_operand instead of gimplify_expr.
25286 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
25288 * modulo-sched.c (sms_schedule_by_order): Pass the actual
25289 schedulable rows to compute_split_row.
25291 2009-03-31 Ben Elliston <bje@au.ibm.com>
25294 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
25297 2009-03-31 Alan Modra <amodra@bigpond.net.au>
25299 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
25300 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
25301 * configure: Regenerate.
25302 * config.in: Regenerate.
25303 * config/rs6000/rs6000.opt (mtls-markers): Add.
25304 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
25305 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
25306 (tls_ld_aix, tls_ld_sysv): Likewise.
25307 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
25308 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
25310 2009-03-31 Alan Modra <amodra@bigpond.net.au>
25312 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
25314 2009-03-30 Jan Hubicka <jh@suse.cz>
25316 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
25318 (tree_remove_unreachable_handlers): Cleanup EH predecestor
25319 detection and label handling.
25321 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25323 * ira-int.h (ira_allocno): Rename left_conflicts_num to
25324 left_conflicts_size.
25325 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
25326 ALLOCNO_LEFT_CONFLICTS_SIZE.
25328 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
25329 remove_allocno_from_bucket_and_push,
25330 allocno_spill_priority_compare, push_allocnos_to_stack,
25331 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
25332 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
25333 (setup_allocno_left_conflicts_num): Ditto. Rename to
25334 setup_allocno_left_conflicts_size.
25335 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
25336 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
25337 setup_allocno_left_conflicts_size instead of
25338 setup_allocno_left_conflicts_num.
25340 * ira-build.c (ira_create_allocno): Use
25341 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
25342 ALLOCNO_LEFT_CONFLICTS_NUM.
25344 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25346 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25347 instead of DF_LR_OUT.
25349 * ira-lives.c (process_bb_node_lives): Ditto.
25351 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25352 instead of DF_LR_{OUT,IN}.
25354 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25356 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25358 2009-03-30 Jan Hubicka <jh@suse.cz>
25360 * except.c (label_to_region_map): Fix thinko.
25362 2009-03-30 Steve Ellcey <sje@cup.hp.com>
25364 PR middle-end/38237
25365 * tree.h (tree_find_value): New declaration.
25366 * tree.c (tree_find_value): New function.
25367 * varasm.c (assemble_external): Avoid duplicate entries on lists.
25369 2009-03-30 Jakub Jelinek <jakub@redhat.com>
25372 * c-decl.c (struct c_binding): Add locus field.
25373 (bind): Add locus argument, set locus field from it.
25374 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
25375 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
25376 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
25377 implicitly_declare, undeclared_variable, lookup_label,
25378 declare_label, c_make_fname_decl, c_builtin_function,
25379 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
25382 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
25385 * config/i386/i386.c (classify_argument): Check total size of
25388 2009-03-30 Martin Jambor <mjambor@suse.cz>
25390 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
25391 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
25392 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
25395 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
25396 seen_variable_array_ref while also traversing a union.
25398 * tree-inline.c (optimize_inline_calls): Do not call
25399 cgraph_node_remove_callees.
25400 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
25401 (pass_remove_cgraph_callee_edges): New variable.
25402 * passes.c (init_optimization_passes): Add
25403 pass_remove_cgraph_callee_edges after early inlining and before all
25404 late intraprocedural passes.
25406 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
25408 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25410 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
25411 Fix typos in names.
25413 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25415 * combine.c (simplify_comparison): Use have_insn_for.
25416 * dojump.c (do_jump): Likewise.
25418 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25420 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
25421 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
25422 sparc_compare_op0 like sparc_compare_emitted used to be handled.
25423 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
25424 instead of sparc_compare_emitted.
25425 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
25426 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
25427 instead of sparc_compare_emitted.
25429 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25431 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
25432 enter/exit cfglayout mode.
25433 (pass_partition_block): Require it.
25434 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
25435 (combine_instructions): Track basic blocks instead of labels.
25436 (update_cfg_for_uncondjump): New.
25437 (try_combine): Use it. Update jumps after rescanning.
25438 (pass_combine): Require PROP_cfglayout.
25439 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
25441 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25443 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
25444 Provide/destroy PROP_cfglayout respectively.
25445 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
25446 * tree-pass.h (PROP_cfglayout): New.
25448 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25450 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
25451 fold_convert_const_fixed_from_fixed,
25452 fold_convert_const_fixed_from_int,
25453 fold_convert_const_fixed_from_real, fold_negate_const): Do not
25454 set TREE_CONSTANT_OVERFLOW.
25455 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
25456 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
25458 2009-03-30 Ira Rosen <irar@il.ibm.com>
25460 * tree-vect-loop-manip.c: New file.
25461 * tree-vectorizer.c: Update documentation and included files.
25462 (vect_loop_location): Make extern.
25463 (rename_use_op): Move to tree-vect-loop-manip.c
25464 (rename_variables_in_bb, rename_variables_in_loop,
25465 slpeel_update_phis_for_duplicate_loop,
25466 slpeel_update_phi_nodes_for_guard1,
25467 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
25468 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
25469 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
25470 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
25471 find_loop_location): Likewise.
25472 (new_stmt_vec_info): Move to tree-vect-stmts.c.
25473 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
25474 get_vectype_for_scalar_type, vect_is_simple_use,
25475 supportable_widening_operation, supportable_narrowing_operation):
25477 (bb_in_loop_p): Move to tree-vect-loop.c.
25478 (new_loop_vec_info, destroy_loop_vec_info,
25479 reduction_code_for_scalar_code, report_vect_op,
25480 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
25481 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
25482 (vect_supportable_dr_alignment): Likewise.
25483 * tree-vectorizer.h (tree-data-ref.h): Include.
25484 (vect_loop_location): Declare.
25485 Reorganize function declarations according to the new file structure.
25486 * tree-vect-loop.c: New file.
25487 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
25488 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
25489 * tree-vect-data-refs.c: New file.
25490 * tree-vect-patterns.c (timevar.h): Don't include.
25491 * tree-vect-stmts.c: New file.
25492 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
25493 tree-vect-slp.c, tree-vect-loop.c.
25494 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
25495 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
25496 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
25497 (tree-vect-analyze.o): Remove.
25498 (tree-vect-transform.o): Likewise.
25499 (tree-vect-data-refs.o): Add rule.
25500 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
25501 tree-vect-slp.o): Likewise.
25502 (tree-vect-patterns.o): Remove redundant dependencies.
25503 (tree-vectorizer.o): Likewise.
25504 * tree-vect-slp.c: New file.
25506 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25508 * optc-gen.awk: Warn if an option flag has multiple different
25511 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
25513 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
25514 -floop-block): Document dependences on PPL, CLooG and Graphite.
25516 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25518 PR rtl-optimization/323
25519 * c-common.c (c_fully_fold, convert_and_check,
25520 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
25521 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
25522 * c-common.def (EXCESS_PRECISION_EXPR): New.
25523 * c-cppbuiltin.c (builtin_define_float_constants): Define
25524 constants with enough digits for long double.
25525 * c-lex.c (interpret_float): Interpret constant with excess
25526 precision where appropriate.
25527 * c-opts.c (c_common_post_options): Set
25528 flag_excess_precision_cmdline. Give an error for
25529 -fexcess-precision=standard for C++ for processors where the
25530 option is significant.
25531 * c-parser.c (c_parser_conditional_expression): Handle excess
25532 precision in condition.
25533 * c-typeck.c (convert_arguments): Handle arguments with excess
25535 (build_unary_op): Move excess precision outside operation.
25536 (build_conditional_expr): Likewise.
25537 (build_compound_expr): Likewise.
25538 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
25539 (build_modify_expr): Handle excess precision in RHS.
25540 (convert_for_assignment): Handle excess precision in converted
25542 (digest_init, output_init_element, process_init_element): Handle
25543 excess precision in initializer.
25544 (c_finish_return): Handle excess precision in return value.
25545 (build_binary_op): Handle excess precision in operands and add
25546 excess precision as needed for operation.
25547 * common.opt (-fexcess-precision=): New option.
25548 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
25549 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
25550 For standard excess precision, output explicit conversion to and
25551 truncation from XFmode.
25552 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
25553 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
25554 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
25555 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
25556 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
25557 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
25558 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
25559 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
25560 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
25561 define_splits, sqrt<mode>2): Disable where appropriate for
25562 standard excess precision.
25563 * convert.c (convert_to_real): Do not shorten arithmetic to type
25564 for which excess precision would be used.
25565 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25566 * doc/invoke.texi (-fexcess-precision=): Document option.
25567 (-mfpmath=): Correct index entry.
25568 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25569 flag_excess_precision): New.
25570 * langhooks.c (lhd_post_options): Set
25571 flag_excess_precision_cmdline.
25572 * opts.c (common_handle_option): Handle -fexcess-precision=.
25573 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25574 init_excess_precision): New.
25575 (lang_dependent_init_target): Call init_excess_precision.
25576 * tree.c (excess_precision_type): New.
25577 * tree.h (excess_precision_type): Declare.
25579 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25582 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25583 non-lvalue to component.
25585 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25587 PR preprocessor/34695
25588 * Makefile.in (c-opts.o): Depend on c-tree.h.
25589 * c-common.c: Move down include of diagnostic.h.
25590 (done_lexing, c_cpp_error): New.
25591 * c-common.h (done_lexing): Declare.
25592 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25594 * c-opts.c: Include c-tree.h.
25595 (c_common_init_options): Set preprocessor error callback.
25596 (c_common_handle_option): Do not set preprocessor
25597 inhibit_warnings, warnings_are_errors, warn_system_headers,
25598 pedantic_errors or inhibit_warnings flags.
25599 (c_common_post_options): Do not check cpp_errors (parse_in).
25600 (c_common_finish): Do not output dependencies if there were
25601 errors. Do not check return value of cpp_finish.
25602 * c-ppoutput.c (pp_file_change): Set input_location.
25603 * c-tree.h (c_cpp_error): Declare.
25604 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25606 (diagnostic_build_prefix): Check override_column.
25607 * diagnostic.h (diagnostic_info): Add override_column field.
25608 (diagnostic_override_column): Define.
25610 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25612 * c-common.c (c_expand_expr, c_staticp): Remove.
25613 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25614 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25615 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25616 * c-gimplify.c (gimplify_compound_literal_expr,
25617 optimize_compound_literals_in_ctor): Remove.
25618 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25619 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25620 * c-semantics.c (emit_local_var): Remove.
25622 * langhooks-def.h (lhd_expand_expr): Remove.
25623 * langhooks.c (lhd_expand_expr): Remove.
25624 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25626 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25627 handling from c-semantics.c; don't call into langhook.
25628 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25629 * gimplify.c (gimplify_compound_literal_expr,
25630 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25631 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25632 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25633 as was done in c-gimplify.c.
25634 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25635 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25636 Move from c-common.h.
25637 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25639 * tree.c (staticp): Do not call langhook.
25640 * langhooks.c (lhd_staticp): Delete.
25641 * langhooks-def.h (lhd_staticp): Delete prototype.
25642 (LANG_HOOKS_STATICP): Delete.
25643 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25645 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25646 instead of DECL_STMTs.
25648 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25656 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25658 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25659 contained expression.
25660 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25661 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25662 conditional expressions for C.
25663 (decl_constant_value_for_optimization): Move from
25664 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25665 whether optimizing and that the expression is a VAR_DECL not of
25666 array type instead of doing such checks in the caller. Do not
25667 check pedantic. Call gcc_unreachable for C++.
25668 * c-common.def (C_MAYBE_CONST_EXPR): New.
25669 * c-common.h (c_fully_fold, c_save_expr,
25670 decl_constant_value_for_optimization): New prototypes.
25671 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25672 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25673 EXPR_INT_CONST_OPERANDS): Define.
25674 * c-convert.c (convert): Strip nops from expression.
25675 * c-decl.c (groktypename): Take extra parameters expr and
25676 expr_const_operands. Update call to grokdeclarator.
25677 (start_decl): Update call to grokdeclarator. Add statement for
25678 expressions used in type of decl.
25679 (grokparm): Update call to grokdeclarator.
25680 (push_parm_decl): Update call to grokdeclarator.
25681 (build_compound_literal): Add parameter non_const and build a
25682 C_MAYBE_COSNT_EXPR if applicable.
25683 (grokdeclarator): Take extra parameters expr and
25684 expr_const_operands. Track expressions used in declaration
25685 specifiers and declarators. Fold array sizes and track whether
25686 they are constant expressions and whether they are integer
25687 constant expressions.
25688 (parser_xref_tag): Set expr and expr_const_operands fields in
25690 (grokfield): Update call to grokdeclarator.
25691 (start_function): Update call to grokdeclarator.
25692 (build_null_declspecs): Set expr and expr_const_operands fields in
25694 (declspecs_add_type): Handle expressions in typeof specifiers.
25695 * c-parser.c (c_parser_declspecs): Set expr and
25696 expr_const_operands fields for declaration specifiers.
25697 (c_parser_enum_specifier): Likewise.
25698 (c_parser_struct_or_union_specifier): Likewise.
25699 (c_parser_typeof_specifier): Likewise. Update call to
25700 groktypename. Fold expression as needed. Return expressions with
25701 type instead of adding statements.
25702 (c_parser_attributes): Update calls to c_parser_expr_list.
25703 (c_parser_statement_after_labels): Fold expression before passing
25704 to objc_build_throw_stmt.
25705 (c_parser_condition): Fold expression.
25706 (c_parser_asm_operands): Fold expression.
25707 (c_parser_conditional_expression): Use c_save_expr. Update call
25708 to build_conditional_expr.
25709 (c_parser_alignof_expression): Update call to groktypename.
25710 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25711 original_code. Fold expression argument of va_arg. Create
25712 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25713 argument to va_arg. Update calls to groktypename. Fold array
25714 index for offsetof. Verify that first argument to
25715 __builtin_choose_expr has integer type.
25716 (c_parser_postfix_expression_after_paren_type): Update calls to
25717 groktypename and build_compound_literal. Handle expressions with
25718 side effects in type name.
25719 (c_parser_postfix_expression_after_primary): Update call to
25720 c_parser_expr_list. Set original_code for calls to
25721 __builtin_constant_p.
25722 (c_parser_expr_list): Take extra parameter fold_p. Fold
25723 expressions if requested.
25724 (c_parser_objc_type_name): Update call to groktypename.
25725 (c_parser_objc_synchronized_statement): Fold expression.
25726 (c_parser_objc_receiver): Fold expression.
25727 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25728 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25729 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25730 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25731 (struct c_typespec): Add elements expr and expr_const_operands.
25732 (struct c_declspecs): Add elements expr and expr_const_operands.
25733 (groktypename, build_conditional_expr, build_compound_literal):
25735 (in_late_binary_op): Declare.
25736 * c-typeck.c (note_integer_operands): New function.
25737 (in_late_binary_op): New variable.
25738 (decl_constant_value_for_broken_optimization): Move to c-common.c
25739 and rename to decl_constant_value_for_optimization.
25740 (default_function_array_conversion): Do not strip nops.
25741 (default_conversion): Do not call
25742 decl_constant_value_for_broken_optimization.
25743 (build_array_ref): Do not fold result.
25744 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25745 result when operand is a VLA.
25746 (c_expr_sizeof_type): Update call to groktypename. Handle
25747 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25748 result when operand names a VLA type.
25749 (build_function_call): Update call to build_compound_literal.
25750 Only fold result for calls to __builtin_* functions. Strip
25751 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25752 the function designator.
25753 (convert_arguments): Fold arguments. Update call to
25754 convert_for_assignment.
25755 (build_unary_op): Handle increment and decrement of
25756 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25757 decrement earlier. Fold operand of increment and decrement.
25758 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25759 built for integer operand. Wrap returns that are INTEGER_CSTs
25760 without being integer constant expressions or that have integer
25761 constant operands without being INTEGER_CSTs.
25762 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25763 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25764 result is an integer constant expression or can be used in
25765 unevaluated parts of one and avoid folding and wrap as
25766 appropriate. Fold operands before possibly doing -Wsign-compare
25768 (build_compound_expr): Wrap result for C99 if operands can be used
25769 in integer constant expressions.
25770 (build_c_cast): Update call to digest_init. Do not ignore
25771 overflow from casting floating-point constants to integers. Wrap
25772 results that could be confused with integer constant expressions,
25773 null pointer constants or floating-point constants.
25774 (c_cast_expr): Update call to groktypename. Handle expressions
25775 included in type name.
25776 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25777 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25778 Update calls to convert_for_assignment.
25779 (convert_for_assignment): Take new parameter
25780 null_pointer_constant. Do not strip nops or call
25781 decl_constant_value_for_broken_optimization. Set
25782 in_late_binary_op for conversions to boolean.
25783 (store_init_value): Update call to digest_init.
25784 (digest_init): Take new parameter null_pointer_constant. Do not
25785 call decl_constant_value_for_broken_optimization. pedwarn for
25786 initializers not constant expressions. Update calls to
25787 convert_for_assignment.
25788 (constructor_nonconst): New.
25789 (struct constructor_stack): Add nonconst element.
25790 (really_start_incremental_init, push_init_level, pop_init_level):
25791 Handle constructor_nonconst and nonconst element.
25792 (set_init_index): Call constant_expression_warning for array
25794 (output_init_element): Fold value. Set constructor_nonconst as
25795 applicable. pedwarn for initializers not constant expressions.
25796 Update call to digest_init. Call constant_expression_warning
25797 where constant initializers are required.
25798 (process_init_element): Use c_save_expr.
25799 (c_finish_goto_ptr): Fold expression.
25800 (c_finish_return): Fold return value. Update call to
25801 convert_for_assignment.
25802 (c_start_case): Fold switch expression.
25803 (c_process_expr_stmt): Fold expression.
25804 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25805 ensure statement expression is not evaluated in constant expression.
25806 (build_binary_op): Track whether results are integer constant
25807 expressions or may occur in such, disable folding and wrap results
25808 as applicable. Fold operands for -Wsign-compare warnings unless
25810 (c_objc_common_truthvalue_conversion): Handle results folded to
25811 integer constants that are not integer constant expressions.
25812 * doc/extend.texi: Document when typeof operands are evaluated,
25813 that condition of __builtin_choose_expr is an integer constant
25814 expression, and more about use of __builtin_constant_p in
25817 2009-03-29 Richard Guenther <rguenther@suse.de>
25819 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25820 propagate addresses of array references.
25822 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25824 * regmove.c (perhaps_ends_bb_p): Remove.
25825 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25826 from INSN and check that the main loop stays within that basic block.
25827 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25828 (regmove_forward_pass): Split out from regmove_optimize. Use
25829 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25830 (regmove_backward_pass): Split out from regmove_optimize. Use
25831 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25832 (regmove_optimize): Simplify.
25834 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25837 * config/i386/i386.c (classify_argument): Ignore flexible array
25838 member in struct and warn ABI change.
25840 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25842 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25844 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25845 (ix86_adjust_cost): Updated.
25847 2009-03-29 Jan Hubicka <jh@suse.cz>
25849 PR middle-end/28850
25850 * tree-pass.h (pass_cleanup_eh): New function.
25851 (remove_unreachable_regions): Break code handling RTL
25852 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25853 that can not be reached by runtime.
25854 (can_be_reached_by_runtime): New function.
25855 (label_to_region_map): New function.
25856 (num_eh_regions): New function.
25857 (rtl_remove_unreachable_regions): New function.
25858 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25859 (remove_eh_region): New function.
25860 * except.h: Include sbitmap and vecprim.
25861 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25862 num_eh_regions): Declare.
25863 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25864 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25865 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25866 (tree_empty_eh_handler_p): New function.
25867 (cleanup_empty_eh): New function.
25868 (cleanup_eh): New function.
25869 (pass_cleanup_eh): New function.
25871 2009-03-29 Jan Hubicka <jh@suse.cz>
25873 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25874 for removed regions.
25876 2009-03-29 Jan Hubicka <jh@suse.cz>
25878 * except.c (dump_eh_tree): Dump all datastructures.
25880 2009-03-29 Jan Hubicka <jh@suse.cz>
25882 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25883 (duplicate_eh_regions_1): Likewise.
25884 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25885 vector; call EH verification.
25886 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25887 Be ready for region being removed.
25889 2009-03-29 Jan Hubicka <jh@suse.cz>
25891 * bitmap.c (bitmap_last_set_bit): New function.
25892 * bitmap.h (bitmap_last_set_bit): Declare.
25894 2009-03-29 David Ayers <ayers@fsfe.org>
25897 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25898 by calling objc_compare_types and surpress warnings about
25899 incompatible C pointers that are compatible ObjC pointers.
25901 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25903 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25904 call initialize_inline_failed.
25905 (initialize_inline_failed): Move it from here ...
25906 * cgraph.c (initialize_inline_failed): ... to here.
25907 (cgraph_create_edge): Call initialize_inline_failed rather than
25908 setting inline_failed directly.
25910 2009-03-29 Ben Elliston <bje@au.ibm.com>
25913 * sysv4.opt (msdata): Improve comment.
25914 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25915 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25917 2009-03-29 Ben Elliston <bje@au.ibm.com>
25920 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25921 load and store attributes.
25923 2009-03-29 Ben Elliston <bje@au.ibm.com>
25925 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25926 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25927 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25928 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25929 __builtin_infq and __builtin_huge_valq.
25931 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25933 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25935 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25936 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25938 2009-03-28 Xinliang David Li <davidxl@google.com>
25940 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25941 (do_dbg_cnt): New function.
25943 2009-03-28 Jan Hubicka <jh@suse.cz>
25945 Merge from pretty-ipa:
25947 2009-03-27 Jan Hubicka <jh@suse.cz>
25949 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25950 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25951 * passes.c (function_called_by_processed_nodes_p): New.
25952 * ipa-pure-const.c (check_call): Fix handling of operands.
25953 (analyze_function): Dump debug output for skipped bodies.
25954 (local_pure_const): Use function_called_by_processed_nodes_p.
25955 * dwarf2out.c (reference_to_unused): Use output.
25956 * passes.c (do_per_function_toporder): Likewise.
25958 2008-11-12 Jan Hubicka <jh@suse.cz>
25960 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25961 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25962 state_set_in_source enum
25963 (check_decl): Ignore memory tags; do not set fake looping flags;
25965 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25966 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25967 (check_call, analyze_function): Rewrite.
25969 (add_new_function): Update call of analyze_function.
25970 (generate_summary): Add call of analyze_function.
25971 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25972 (local_pure_const): New function.
25973 (pass_local_pure_const): New pass.
25974 * ipa-inline.c (inline_transform): Set after_inlining.
25975 * tree-eh.c (stmt_can_throw_external): New.
25976 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25977 work with aliasing built.
25978 * tree-flow.h (stmt_can_throw_external): New.
25979 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25980 and local pure/const pass in early and late optimization queue.
25982 2009-03-28 Martin Jambor <mjambor@suse.cz>
25984 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25986 (fold_binary): Allow function decl aligment consideration is the
25987 second argument is integer constant one.
25988 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25989 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25990 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25992 2009-03-28 Jan Hubicka <jh@suse.cz>
25994 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25995 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25996 * function.h (rtl_data): Add nothrow flag.
25997 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25998 set DECL_NOTHROW for AVAILABLE functions.
26000 2009-03-28 Jakub Jelinek <jakub@redhat.com>
26002 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
26003 following vector keyword has expansion starting with pixel or bool
26004 keyword, expand vector to __vector and pixel or bool to __pixel or
26008 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
26009 warn_if_disallowed_function_p): Removed.
26010 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
26011 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
26012 warning_if_disallowed_function_p.
26013 * flags.h (warn_if_disallowed_function_p,
26014 warn_disallowed_functions): Removed.
26015 * common.opt (Wdisallowed-function-list=): Removed.
26016 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
26018 2009-03-28 Richard Guenther <rguenther@suse.de>
26020 PR tree-optimization/38723
26021 * tree-ssa-pre.c (compute_avail): Add all default definitions to
26024 2009-03-28 Jan Hubicka <jh@suse.cz>
26026 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
26027 test introduced by my previous patch.
26029 2009-03-28 Richard Guenther <rguenther@suse.de>
26031 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
26032 the PHIs value undefined.
26034 2009-03-28 Jan Hubicka <jh@suse.cz>
26036 * tree-pass.h (pass_fixup_cfg): New pass.
26037 * ipa-inline.c (inline_transform): Set
26038 always_inline_functions_inlined/after_inlining.
26039 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
26040 (pass_fixup_cfg): New pass.
26041 * passes.c (init_optimization_passes): Add fixup_cfg.
26043 2009-03-28 Richard Guenther <rguenther@suse.de>
26045 PR tree-optimization/38458
26046 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
26047 argument use the arguments copy-of value.
26049 2009-03-28 Richard Guenther <rguenther@suse.de>
26051 PR tree-optimization/38180
26052 * tree-ssa-ccp.c (get_default_value): Simplify.
26053 (likely_value): Likewise.
26054 (surely_varying_stmt_p): Properly handle VOP case.
26055 (ccp_initialize): Likewise.
26056 (ccp_fold): Handle propagating through *&.
26057 (fold_const_aggregate_ref): Also handle decls.
26059 2009-03-28 Jan Hubicka <jh@suse.cz>
26061 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
26062 * cgraph.h (cgraph_node): Likewise.
26063 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
26064 (cgraph_reset_node): Use process flag.
26065 (cgraph_mark_functions_to_output): Likewise.
26066 (cgraph_expand_function): Likewise.
26067 (cgraph_expand_all_functions): Likewise.
26068 (cgraph_output_in_order): Likewise.
26069 * dwarf2out.c (reference_to_unused): Likewise.
26070 * passes.c do_per_function_toporder): Likewise.
26072 2009-03-28 Jan Hubicka <jh@suse.cz>
26074 Bring from lto-branch:
26076 2008-09-03 Doug Kwan <dougkwan@google.com>
26078 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
26079 enums instead of reason strings.
26080 * cgraph.c (cgraph_create_edge): Same.
26081 (cgraph_inline_failed_string): New function.
26082 * cgraph.h (cgraph_inline_failed_t): New enum type.
26083 (cgraph_inline_failed_string): New prototype.
26084 (struct cgraph_edge): Change type of INLINED_FAILED from constant
26085 char pointer to cgraph_inline_failed_t.
26086 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
26087 (cgraph_default_inline_p): Ditto.
26088 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
26089 to cgraph_inline_failed_t pointer.
26090 * cif-code.def: New file.
26091 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
26093 (cgraph_check_inline_limits): Change type of REASON to pointer to
26094 cgraph_inline_failed_t. Replace reason strings with enums.
26095 (cgraph_default_inline_p): Ditto.
26096 (cgraph_recursive_inlining_p): Ditto.
26097 (update_caller_keys): Change type of FAILED_REASON to
26098 cgraph_inline_failed_t.
26099 (cgraph_set_inline_failed): Change type of REASON to pointer to
26100 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
26101 convert enums to strings for text output.
26102 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
26103 to be of type cgraph_inline_failed_t. Replace reason strings with
26104 enums. Call cgraph_inline_failed_string to covert enums
26105 to strings for text output.
26106 (cgraph_decide_inlining): Replace reason strings with enums.
26107 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
26108 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
26110 * tree-inline.c (expand_call_inline): Change type of REASON
26111 to cgraph_inline_failed_t. Replace reason strings with enums.
26112 Call cgraph_inline_failed_string for text output.
26113 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
26116 2009-03-28 Jan Hubicka <jh@suse.cz>
26118 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
26119 cgraph_clone_node): Remove master clone handling.
26120 (cgraph_is_master_clone, cgraph_master_clone): Remove.
26121 * cgraph.h (master_clone): Remove.
26122 (cgraph_is_master_clone, cgraph_master_clone): Remove.
26123 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
26124 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
26126 2009-03-28 Jan Hubicka <jh@suse.cz>
26128 * cgraph.c (cgraph_function_body_availability): Functions declared
26129 inline are always safe to assume that it is not going to be replaced.
26131 2009-03-28 Richard Guenther <rguenther@suse.de>
26133 PR tree-optimization/38513
26134 * tree-ssa-pre.c (eliminate): Remove redundant stores.
26135 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
26136 EXC_PTR_EXPR and FILTER_EXPR.
26137 (get_ref_from_reference_ops): Likewise.
26139 2009-03-28 Richard Guenther <rguenther@suse.de>
26141 PR tree-optimization/38968
26142 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
26143 Use FLOOR_MOD_EXPR to compute misalignment.
26145 2009-03-28 Richard Guenther <rguenther@suse.de>
26147 PR tree-optimization/37795
26148 * tree.h (combine_comparisons): Declare.
26149 * fold-const.c (combine_comparisons): Export.
26150 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
26152 (ifcombine_iforif): Use combine_comparisons.
26154 2009-03-28 Jan Hubicka <jh@suse.cz>
26156 * tree-eh.c (inlinable_call_p): New function.
26157 (make_eh_edges): Use it.
26158 (verify_eh_edges): Use it.
26159 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
26160 * except.c (reachable_next_level): Add inlinable_function argument
26161 (sjlj_find_directly_reachable_regions): Update.
26162 (add_reachable_handler): Do not set saw_any_handlers.
26163 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
26164 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
26165 Add new inlinable call parameter.
26166 (can_throw_internal, can_throw_external): Update.
26167 * except.h (can_throw_internal_1, can_throw_external_1,
26168 foreach_reachable_handler): Update declaration.
26170 2009-03-28 Joseph Myers <joseph@codesourcery.com>
26172 * config/arm/t-arm-coff, config/h8300/coff.h,
26173 config/i386/i386-aout.h, config/i386/i386-coff.h,
26174 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
26175 config/pdp11/2bsd.h, config/rs6000/aix41.h,
26176 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
26177 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
26178 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
26179 sys-types.h: Remove.
26180 * Makefile.in: Remove protoize and fixproto support and references
26182 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
26183 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
26185 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
26186 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
26187 unprotoize$(exeext).
26188 (rest.encap): Don't depend on $(STMP_FIXPROTO)
26189 (.PHONY): Don't depend on proto.
26190 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
26191 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
26192 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
26193 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
26194 build/gen-protos.o, build/scan.o, xsys-protos.h,
26195 build/fix-header$(build_exeext), build/fix-header.o,
26196 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
26197 stmp-install-fixproto): Remove.
26198 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
26199 SYSCALLS.c or fixproto files.
26200 (install-common): Don't install protoize.
26201 (install-headers-tar, install-headers-cpio, install-headers-cp):
26202 Don't depend on $(STMP_FIXPROTO).
26203 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
26204 install fixproto files or write out fixproto settings.
26205 (uninstall): Don't uninstall protoize.
26206 * config.gcc (use_fixproto): Remove.
26207 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
26208 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
26209 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
26210 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
26211 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
26212 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
26213 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
26214 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
26215 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
26216 * config/t-vxworks (STMP_FIXPROTO): Remove.
26217 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
26218 STMP_FIXPROTO): Remove.
26219 * config.in, configure: Regenerate.
26220 * crtstuff.c (gid_t, uid_t): Don't undefine.
26221 * doc/install.texi: Change m68k-coff to m68k-elf in example.
26222 (arm-*-coff, arm-*-aout: Remove target entries.
26223 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
26224 Remove mention of AIX 4.1.
26225 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
26226 * doc/invoke.texi (Running Protoize): Remove.
26227 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
26228 (Protoize Caveats): Remove.
26229 * tsystem.h: Update comments on headers assumed to exist.
26231 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
26233 * genautomata.c: Add a new year to the copyright. Add a new
26235 (struct insn_reserv_decl): Add comments for member bypass_list.
26236 (find_bypass): Remove.
26237 (insert_bypass): New.
26238 (process_decls): Use insert_bypass.
26239 (output_internal_insn_latency_func): Output all bypasses with the
26240 same input insn in one switch case.
26242 * rtl.def (define_bypass): Describe bypass choice.
26243 * doc/md.texi (define_bypass): Ditto.
26245 2009-03-27 Richard Guenther <rguenther@suse.de>
26247 * gimplify.c (mark_addressable): Export.
26248 * tree-flow.h (mark_addressable): Declare.
26249 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
26250 * tree-ssa.c (verify_phi_args): Verify that address taken
26251 variables have TREE_ADDRESSABLE set.
26253 2009-03-27 Richard Guenther <rguenther@suse.de>
26255 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
26256 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
26257 Do not mark decls TREE_ADDRESSABLE.
26258 (build_fold_addr_expr): Adjust.
26259 (fold_addr_expr): Remove.
26260 (fold_unary): Use build_fold_addr_expr.
26261 (fold_comparison): Likewise.
26262 (split_address_to_core_and_offset): Likewise.
26263 * coverage.c (tree_coverage_counter_addr): Mark the array decl
26265 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
26266 (gimplify_modify_expr_to_memcpy): Mark source and destination
26268 * omp-low.c (create_omp_child_function): Mark the object decl
26270 (lower_rec_input_clauses): Mark the var we take the address of
26272 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
26274 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26276 PR middle-end/39315
26277 * cfgexpand.c (expand_one_stack_var_at): Change alignment
26278 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
26280 2009-03-27 Richard Guenther <rguenther@suse.de>
26282 PR tree-optimization/39120
26283 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
26285 (handle_lhs_call): Process return constraints. Add escape
26286 constraints if necessary.
26287 (handle_const_call): Fill out return constraints. Make nested
26288 case more precise. Avoid consttmp if possible.
26289 (handle_pure_call): Fill out return constraints. Avoid
26290 callused if possible.
26291 (find_func_aliases): Simplify call handling.
26293 2009-03-27 Richard Guenther <rguenther@suse.de>
26295 PR tree-optimization/39120
26296 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
26297 as a representative.
26298 (solve_graph): Do propagate CALLUSED.
26299 (handle_pure_call): Use a scalar constraint from CALLUSED for
26301 (find_what_p_points_to): CALLUSED shall not appear in poins-to
26304 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26307 * c-common.c (handle_aligned_attribute): Properly check alignment
26308 overflow. Use (1U << i) instead of (1 << i).
26310 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
26312 * expr.h (get_mem_align_offset): Updated.
26314 * tree.h (tree_decl_common): Change align to "unsigned int" and
26315 move it before pointer_alias_set.
26317 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26318 Jakub Jelinek <jakub@redhat.com>
26321 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
26322 gr_register_operand with gr_reg_or_0_operand.
26323 (cmpxchg_rel_di): Likewise.
26324 (sync_lock_test_and_set<mode>): Likewise.
26326 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26328 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
26329 (true_regnum): Likewise.
26331 * rtlanal.c (subreg_info): Moved to ...
26332 * rtl.h (subreg_info): Here. New.
26333 (subreg_get_info): New.
26335 * rtlanal.c (subreg_get_info): Make it extern.
26337 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26340 * config/i386/i386.c (ix86_abi): New.
26341 (override_options): Handle -mabi=.
26342 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
26343 (ix86_call_abi_override): Likewise.
26344 (init_cumulative_args): Likewise.
26345 (function_arg_advance): Likewise.
26346 (function_arg_64): Likewise.
26347 (function_arg): Likewise.
26348 (ix86_pass_by_reference): Likewise.
26349 (ix86_function_value_regno_p): Likewise.
26350 (ix86_build_builtin_va_list_abi): Likewise.
26351 (setup_incoming_varargs_64): Likewise.
26352 (is_va_list_char_pointer): Likewise.
26353 (ix86_init_machine_status): Likewise.
26354 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
26355 (ix86_function_type_abi): Return enum calling_abi. Rewrite
26356 for 64bit. Replace DEFAULT_ABI with ix86_abi.
26357 (ix86_function_abi): Make it static and return enum calling_abi.
26358 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
26360 (ix86_fn_abi_va_list): Updated.
26362 * config/i386/i386.h (ix86_abi): New.
26363 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
26364 (CONDITIONAL_REGISTER_USAGE): Likewise.
26365 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
26366 (machine_function): Likewise.
26368 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
26370 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
26371 (STACK_BOUNDARY): Likewise.
26372 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
26374 * config/i386/i386.opt (mabi=): New.
26376 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
26377 return enum calling_abi.
26378 (ix86_function_type_abi): Likewise.
26379 (ix86_function_abi): Removed.
26381 * doc/invoke.texi: Document -mabi= option for x86.
26383 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26385 * builtins.c (real_dconstp): Delete.
26386 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
26388 2009-03-27 Dodji Seketeli <dodji@redhat.com>
26389 Jakub Jelinek <jakub@redhat.com>
26392 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
26393 (gen_subprogram_die): When a function is explicit, generate the
26394 DW_AT_explicit attribute.
26395 * langhooks.h (struct lang_hooks_for_decls): Add
26396 function_decl_explicit_p langhook.
26397 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
26398 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
26400 2009-03-27 Jakub Jelinek <jakub@redhat.com>
26402 * builtins.c (fold_builtin_memory_op): Optimize memmove
26403 into memcpy if we can prove source and destination don't overlap.
26405 * tree-inline.c: Include gt-tree-inline.h.
26406 (clone_fn_id_num): New variable.
26407 (clone_function_name): New function.
26408 (tree_function_versioning): Use it.
26409 * Makefile.in (GTFILES): Add tree-inline.c.
26411 2009-03-27 Mark Mitchell <mark@codesourcery.com>
26413 * BASE-VER: Change to 4.5.0.
26415 2009-03-27 Xinliang David Li <davidxl@google.com>
26417 PR tree-optimization/39557
26418 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
26420 2009-03-27 Xinliang David Li <davidxl@google.com>
26422 PR tree-optimization/39548
26423 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
26426 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26428 * c-common.c (pointer_int_sum): Use %wd on return from
26431 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26433 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
26434 on return from tree_low_cst.
26436 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
26439 * ginclude/stdarg.h (va_copy): Define also for
26440 __GXX_EXPERIMENTAL_CXX0X__.
26442 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26445 * builtins.h (c_strlen): Do not warn here.
26446 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
26447 * c-common.c (pointer_int_sum): Take an explicit location.
26448 Warn about offsets out of bounds.
26449 * c-common.h (pointer_int_sum): Adjust declaration.
26451 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26453 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
26456 2009-03-26 Jakub Jelinek <jakub@redhat.com>
26459 * opts.c (warn_if_disallowed_function_p): Don't assume
26460 get_callee_fndecl must return non-NULL.
26462 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
26464 PR rtl-optimization/39522
26465 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
26466 when reg_reloaded_valid is set.
26468 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26470 * config/spu/divv2df3.c: New file.
26471 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
26472 (DPBIT_FUNCS): Filter out _div_df.
26474 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
26476 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
26477 a jump insn, count that jump in the distance to the loop start.
26479 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
26482 * config/sh/sh.c (calc_live_regs): Fix condition for global
26483 registers except PIC_OFFSET_TABLE_REGNUM.
26485 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
26488 * doc/invoke.texi (-mconsole): New.
26490 (-mno-cygwin): New.
26492 (-mnop-fun-dllimport): New.
26496 (sub section "i386 and x86-64 Windows Options"): New.
26498 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
26500 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
26501 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
26503 2009-03-25 Richard Guenther <rguenther@suse.de>
26505 PR middle-end/39497
26506 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
26509 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
26511 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
26512 neither of haifa/selective schedulers are working.
26514 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26516 * doc/invoke.texi (Debugging Options): Fix description of
26517 -fno-merge-debug-strings.
26519 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
26521 * config/cris/libgcc.ver: New version-script.
26522 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
26524 * configure.ac <GAS features, nop mnemonic>: Add pattern
26525 crisv32-*-* for "nop".
26526 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
26527 * configure: Regenerate.
26529 2009-03-24 Ira Rosen <irar@il.ibm.com>
26531 PR tree-optimization/39529
26532 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
26533 mark_sym_for_renaming for the tag copied to the new vector
26536 2009-03-24 Arthur Loiret <aloiret@debian.org>
26538 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
26539 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
26540 EXTRA_SPEC_FUNCTIONS.
26541 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
26542 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
26543 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
26544 -march and -mtune options.
26546 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
26548 * config/m68k/t-rtems: Add m5329 multilib.
26550 2009-03-24 Dodji Seketeli <dodji@redhat.com>
26551 Jakub Jelinek <jakub@redhat.com>
26554 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
26557 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26560 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
26561 instead of c_parser_expression_conv, if original_code isn't one of the
26562 4 allowed comparison codes, fail.
26564 2009-03-23 Richard Guenther <rguenther@suse.de>
26566 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26567 * tree.h (struct tree_type): Likewise.
26568 * reload.h (struct insn_chain): Likewise.
26569 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26570 * function.h (struct function): Likewise.
26571 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26573 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26575 PR tree-optimization/39516
26576 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26578 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26580 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26581 should be set true if BITS_PER_WORD of target is bigger than 32
26583 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26585 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26586 Translate -B-options to -rpath-link. Correct existing
26587 rpath-link and conditionalize on !nostdlib.
26589 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26591 * doc/extend.texi (Function Attributes, Variable Attributes):
26593 * doc/invoke.texi (Debugging Options, Optimize Options)
26594 (i386 and x86-64 Options, MCore Options): Likewise.
26596 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26599 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26600 it for block local namespace aliases.
26601 (gen_decl_die): Pass context_die to gen_namespace_die.
26603 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26606 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26607 minimum or maximum value.
26609 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26611 * reginfo.c (globalize_reg): Recompute derived reg sets.
26613 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26616 * libgcc2.c (mprotect): Do not use signed arguments for
26617 VirtualProtect, use DWORD arguments. Also fix the 'may
26618 be used uninitialized' warning for the np variable.
26620 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26623 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26624 functions using regparm calling conventions when not optimizing.
26625 (ix86_function_sseregparm): Similarly for sseregparm calling
26628 2009-03-19 Li Feng <nemokingdom@gmail.com>
26630 PR middle-end/39500
26631 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26632 dependence if the first conflict is after niter iterations.
26634 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26636 PR middle-end/38609
26637 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26638 functions with dynamic stack-pointer adjustments.
26640 2009-03-19 Ben Elliston <bje@au.ibm.com>
26642 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26643 option; change to -msdata=data.
26645 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26647 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26650 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26653 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26655 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26657 * doc/invoke.texi (Code Gen Options): Expand discussion of
26660 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26662 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26663 * matrix-reorg.c (struct matrix_info): Likewise.
26664 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26665 * rtl.h (struct mem_attrs): Likewise.
26666 * df.h (struct df): Likewise.
26667 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26668 * ira-int.h (struct ira_allocno): Likewise.
26669 * df-scan.c (struct df_collection_rec): Likewise.
26670 * ira.c (struct equivalence): Likewise.
26671 * function.c (struct temp_slot): Likewise.
26672 * cfgloop.h (struct loop): Likewise.
26675 * function.c (use_register_for_decl): When not optimizing, disregard
26676 register keyword for variables with types containing methods.
26678 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26680 PR middle-end/39447
26681 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26682 (is_simple_operand): Call contains_component_ref_p before calling data
26683 reference analysis that would fail on COMPONENT_REFs.
26685 * tree-vrp.c (search_for_addr_array): Fix formatting.
26687 2009-03-18 Richard Guenther <rguenther@suse.de>
26689 * tree-vect-transform.c (vect_loop_versioning): Fold the
26690 generated comparisons.
26691 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26692 (slpeel_tree_peel_loop_to_edge): Likewise.
26694 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26696 PR middle-end/37805
26697 * opts.c (print_specific_help): In addition to `undocumented',
26698 accept `separate' and `joined' flags if passed alone. Describe
26699 output by the first matched one of those.
26700 (common_handle_option): Skip over empty strings.
26701 * gcc.c (display_help): Fix help string for `--help='.
26702 * doc/invoke.texi (Option Summary, Overall Options): With
26703 `--help=', classes and qualifiers can both be repeated, but
26704 only the latter can be negated. One should not pass only
26705 negated qualifiers. Fix markup and examples.
26708 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26709 PR middle-end/37805
26710 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26711 and -fhelp=separate.
26713 2009-03-17 Jing Yu <jingyu@google.com>
26715 PR middle-end/39378
26716 * function.h (struct rtl_data): Move is_thunk from here...
26717 (struct function): ...to here.
26718 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26719 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26721 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26723 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26724 (alpha_output_function_end_prologue): Likewise.
26725 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26726 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26727 (rs6000_output_function_epilogue): Likewise.
26728 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26730 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26733 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26734 from different units in a single alternative.
26735 (*truncdfsf_i387): Ditto.
26736 (*truncxfsf2_mixed): Ditto.
26737 (*truncxfdf2_mixed): Ditto.
26739 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26741 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26742 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26745 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26746 unused non-artificial variables when not optimizing.
26749 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26750 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26751 NAMESPACE_DECL in its DECL_INITIAL.
26753 PR middle-end/39443
26754 * optabs.c (set_user_assembler_libfunc): New function.
26755 * expr.h (set_user_assembler_libfunc): New prototype.
26756 * c-common.c: Include libfuncs.h.
26757 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26758 for memcmp, memset, memcpy, memmove and abort.
26759 * Makefile.in (c-common.o): Depend on libfuncs.h.
26762 * dwarf2out.c (gen_inlined_enumeration_type_die,
26763 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26764 gen_tagged_type_instantiation_die): Removed.
26765 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26768 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26771 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26773 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26774 (check-parallel-%): Ditto.
26775 (check-consistency): Ditto.
26777 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26779 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26780 local variable rhs by NULL_TREE.
26782 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26785 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26787 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26790 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26792 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26795 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26796 for ms->sysv ABI calls only in 64bit mode.
26798 * config/i386/i386.md (untyped_call): Support 32bit.
26800 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26802 * doc/extend.texi: Replace x86_65 with x86_64.
26804 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26806 PR tree-optimization/39455
26807 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26808 mismatches for POINTER_TYPE_P (type).
26809 (number_of_iterations_le): Likewise.
26811 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26813 * config/picochip/picochip.c: Removed profiling support.
26814 * config/picochip/picochip.md: Removed profiling instruction.
26815 * config/picochip/picochip.h: Removed profiling builtin.
26817 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26819 * doc/install.texi (--with-host-libstdcxx): Document.
26821 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26824 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26825 generate a warning if the function name does not begin with
26826 "__vector" and the function has either the 'signal' or 'interrupt'
26827 attribute, from here to ...
26828 (avr_declare_function_name): ...here. New function.
26829 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26830 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26832 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26835 * cse.c (fold_rtx): Don't modify original const_arg1 when
26836 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26837 separate variable instead.
26838 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26839 from out of range shift counts.
26840 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26842 2009-03-13 Catherine Moore <clm@codesourcery.com>
26844 * config/i386/x-mingw32 (host-mingw32.o): Replace
26845 diagnostic.h with $(DIAGNOSTIC_H).
26847 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26850 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26852 * config/i386/sync.md (sync_compare_and_swap<mode>,
26853 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26854 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26856 (sync_double_compare_and_swapdi_pic,
26857 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26858 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26860 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26863 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26865 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26868 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26869 (avx_addsubv4df3): Likewise.
26870 (*avx_addsubv4sf3): Likewise.
26871 (sse3_addsubv4sf3): Likewise.
26873 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26876 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26878 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26881 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26882 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26883 registers for allocnos created from user-defined variables.
26885 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26888 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26889 of non-integer mode as well.
26891 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26893 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26894 for functions for which the parameter types are unknown.
26896 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26899 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26900 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26901 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26902 * config/i386/i386.c (ix86_local_alignment): For
26903 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26904 long long variables on the stack to avoid dynamic realignment.
26905 Allow the first argument to be a decl rather than type.
26906 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26908 2009-03-11 Nick Clifton <nickc@redhat.com>
26911 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26913 Add description to mno-lsim option.
26914 * config/mcore/mcore.h: Remove comment about deprecated m4align
26916 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26917 * doc/invoke.texi: Add description of mno-lsim and
26918 mstack-increment options.
26920 * config/fr30/fr30.opt: Document the -mno-lsim option.
26921 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26922 and -mno-lsim options.
26924 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26926 * fold-const.c (fold_comparison): Only call fold_inf_compare
26927 if the mode supports infinities.
26929 2009-03-11 Jason Merrill <jason@redhat.com>
26932 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26933 end already did. Notice GIMPLE_CALL modifications of the result.
26934 Don't copy debug information from an ignored decl or a decl from
26937 2009-03-10 Richard Guenther <rguenther@suse.de>
26938 Nathan Froyd <froydnj@codesourcery.com>
26940 PR middle-end/37850
26941 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26942 (__divMODE3): Likewise.
26944 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26946 PR tree-optimization/39394
26947 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26948 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26950 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26952 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26953 inline asms for register asm ("") declarations.
26955 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26957 * fold-const.c (fold_unary): Fix comment.
26959 2009-03-07 Jan Hubicka <jh@suse.cz>
26962 * tree-inline.c (setup_one_parameter): Do replacement of const
26963 argument by constant in SSA form.
26965 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26967 PR middle-end/38028
26968 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26969 determine alignment passed to assign_stack_local.
26970 (assign_parms_unsplit_complex): Likewise.
26971 * except.c (sjlj_build_landing_pads): Likewise.
26973 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26975 PR middle-end/39360
26976 * tree-flow.h (add_referenced_var): Return bool instead of void.
26977 * tree-dfa.c (add_referenced_var): Return result of
26978 referenced_var_check_and_insert call.
26979 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26980 of referenced_var_check_and_insert.
26983 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26984 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26985 DIE, don't emit it if abstract origin already has it.
26986 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26987 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26989 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26991 * genpreds.c (needs_variable): Fix parentheses at variable name
26993 (write_tm_constrs_h): Indent generated code.
26995 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26997 * doc/extend.texi (Function Attributes): Add documentation
26998 for isr attributes.
27000 2009-03-06 Jakub Jelinek <jakub@redhat.com>
27003 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
27004 take locus from its DECL_SOURCE_LOCATION instead of input_location.
27006 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
27008 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
27011 2009-03-05 Jakub Jelinek <jakub@redhat.com>
27014 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
27015 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
27017 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
27019 * config/i386/i386.md (R8_REG, R9_REG): New constants.
27020 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
27021 constants instead of magic numbers.
27022 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
27024 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
27025 (x86_64_ms_abi_int_parameter_registers): Ditto.
27026 (x86_64_int_return_registers): Ditto.
27027 (ix86_maybe_switch_abi): Ditto.
27028 (ix86_expand_call): Ditto for clobbered_registers array.
27029 (ix86_hard_regno_mode_ok): Ditto.
27030 (x86_extended_QIreg_mentioned_p): Ditto.
27032 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
27034 PR tree-optimization/39349
27035 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
27037 * combine.c (gen_lowpart_for_combine): Use omode when generating
27040 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
27042 PR rtl-optimization/39235
27043 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
27045 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
27047 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
27049 2009-03-04 Richard Guenther <rguenther@suse.de>
27051 PR tree-optimization/39362
27052 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
27053 that occur in abnormal PHIs should be varying.
27055 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
27057 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
27059 (simple_iv): Take loop as an argument instead of statement.
27060 * tree-scalar-evolution.h (simple_iv): Declaration changed.
27061 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
27063 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
27065 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
27066 * matrix-reorg.c (analyze_transpose): Ditto.
27067 * tree-data-ref.c (dr_analyze_innermost): Ditto.
27068 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
27069 * tree-predcom.c (ref_at_iteration): Ditto.
27070 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
27072 2009-03-04 Richard Guenther <rguenther@suse.de>
27074 PR tree-optimization/39358
27075 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
27076 escaped_id and callused_id.
27077 (solve_graph): Likewise.
27079 2009-03-04 Richard Guenther <rguenther@suse.de>
27081 PR tree-optimization/39339
27082 * tree-sra.c (try_instantiate_multiple_fields): Make it
27083 no longer ICE on the above.
27085 2009-03-03 Joseph Myers <joseph@codesourcery.com>
27087 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
27088 that fits within Pmode.
27090 2009-03-03 Steve Ellcey <sje@cup.hp.com>
27092 PR middle-end/10109
27093 * tm.texi (LIBCALL_VALUE): Update description.
27095 2009-03-03 Steve Ellcey <sje@cup.hp.com>
27097 PR middle-end/34443
27098 * doc/extend.texi (section): Update description.
27100 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
27102 PR middle-end/39345
27103 * tree-inline.c (remapped_type): New.
27104 (can_be_nonlocal): Call remapped_type instead of remap_type.
27106 2009-03-03 Jakub Jelinek <jakub@redhat.com>
27109 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
27110 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
27112 2009-03-03 Richard Guenther <rguenther@suse.de>
27114 PR middle-end/39272
27115 * tree.c (tree_nonartificial_location): New function.
27116 * tree.h (tree_nonartificial_location): Declare.
27117 * builtins.c (expand_builtin_memory_chk): Provide location
27118 of the call location for artificial function pieces.
27119 (maybe_emit_chk_warning): Likewise.
27120 (maybe_emit_sprintf_chk_warning): Likewise.
27121 (maybe_emit_free_warning): Likewise.
27122 * expr.c (expand_expr_real_1): Likewise.
27124 2009-03-03 Jakub Jelinek <jakub@redhat.com>
27126 PR tree-optimization/39343
27127 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
27128 COMPONENT_REF t has ARRAY_TYPE.
27130 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
27132 PR middle-end/39335
27133 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
27134 when the type precision of the induction variable should be
27135 larger than the type precision of nit.
27136 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
27137 * graphite.c (graphite_loop_normal_form): Same.
27138 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
27140 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
27142 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
27143 (*call_1_rex64_ms_sysv): Use named constants instead of magic
27144 numbers to describe clobbered registers.
27145 (*call_value_0_rex64_ms_sysv): Ditto.
27146 * config/i386/mmx.md (mmx_emms): Ditto.
27147 (mmx_femms): Ditto.
27149 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
27151 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
27154 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27156 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
27157 (spu_section_type_flags): New function.
27159 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
27161 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
27162 reg_class_contents of FLOAT_REGS into a temporary.
27164 2009-03-02 Richard Guenther <rguenther@suse.de>
27165 Ira Rosen <irar@il.ibm.com>
27167 PR tree-optimization/39318
27168 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
27169 information to the vectorized statement.
27171 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
27173 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
27174 variable. Use defined names instead of magic constants for REX SSE
27177 2009-03-01 Richard Guenther <rguenther@suse.de>
27179 PR tree-optimization/39331
27180 * omp-low.c (lower_send_shared_vars): Do not receive new
27181 values for the reference of DECL_BY_REFERENCE parms or results.
27183 2009-03-01 Jan Hubicka <jh@suse.cz>
27186 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
27187 BLOCK_NONLOCALIZED_VAR): New macros.
27188 (tree_block): Add nonlocalized_vars.
27189 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
27190 gen_decl_die): Add origin argument. Allow generation of die with
27191 origin at hand only.
27192 (gen_member_die, gen_type_die_with_usage, force_decl_die,
27193 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
27195 (gen_block_die): Fix checking for unused blocks.
27196 (process_scope_var): Break out from .... ; work with origins only.
27197 (decls_for_scope) ... here; process nonlocalized list.
27198 (dwarf2out_ignore_block): Look for nonlocalized vars.
27199 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
27201 (dump_scope_block): Dump them.
27202 * tree-inline.c (remap_decls): Handle nonlocalized vars.
27203 (remap_block): Likewise.
27204 (can_be_nonlocal): New predicate.
27205 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
27207 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27209 * configure: Regenerate.
27211 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27213 * optc-gen.awk: No need to duplicate option flags twice.
27214 Reuse help texts for duplicate options which do not have any.
27216 * gcc.c (display_help): Document --version.
27218 * gcc.c (main): If print_help_list and verbose_flag, ensure
27219 driver output comes before subprocess output.
27221 * optc-gen.awk: Assign all remaining fields to help string,
27222 space-separated, for multi-line help in *.opt.
27224 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
27225 -Wno-pedantic-ms-format is for MinGW targets only.
27227 * doc/options.texi (Option file format): Fix bad indentation,
27228 restoring dropped sentence.
27230 2009-02-28 Jan Hubicka <jh@suse.cz>
27232 * tree-inline.c (tree_function_versioning): Output debug info.
27234 2009-02-28 Jan Hubicka <jh@suse.cz>
27237 * tree-inline.c (setup_one_parameter): Do not copy propagate
27238 arguments when not optimizing.
27240 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
27243 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
27244 (avx_addsubv4df3): Likewise.
27245 (*avx_addsubv4sf3): Likewise.
27246 (sse3_addsubv4sf3): Likewise.
27247 (*avx_addsubv2df3): Likewise.
27248 (sse3_addsubv2df3): Likewise.
27249 (avx_unpckhps256): Correct item selectors.
27250 (avx_unpcklps256): Likewise.
27251 (avx_unpckhpd256): Likewise.
27252 (avx_unpcklpd256): Likewise.
27254 2009-02-28 Jan Hubicka <jh@suse.cz>
27256 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
27258 (copy_arguments_for_versioning): If var is declared don't declare it.
27259 (tree_function_versioning): First setup substitutions and then copy
27262 2009-02-27 Jan Hubicka <jh@suse.cz>
27265 * cgraph.h (varpool_output_debug_info): Remove.
27266 * cgraphunit.c (varpool_output_debug_info): Remove.
27267 * dwarf2out.c (deferred_locations_struct): New struct
27268 (deferred_locations): New type.
27269 (deferred_locations_list): New static var.
27270 (deffer_location): New function.
27271 (gen_variable_die): Use it.
27272 (decls_for_scope): Output info on local static vars.
27273 (dwarf2out_finish): Process deferred locations.
27274 * varpool.c (varpool_output_debug_info): Remove.
27276 2009-02-27 Jan Hubicka <jh@suse.cz>
27279 * tree.h (TREE_PROTECTED): Fix comment.
27280 (BLOCK_HANDLER_BLOCK): Remove.
27281 (struct tree_block): Remove handler_block add body_block.
27282 (inlined_function_outer_scope_p): New.
27283 (is_body_block): Remove.
27284 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
27285 * dwarf2out.c (is_inlined_entry_point): Remove.
27286 (add_high_low_attributes): Use inlined_function_outer_scope_p.
27287 (gen_block_die): Use is_inlined_entry_point check. Remove body block
27289 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
27290 * gimplify.c (gimplify_expr): Gimplify body blocks.
27291 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
27292 block with multiple subblocks.
27293 (dump_scope_block): Prettier output; dump more flags and info.
27294 (dump_scope_blocks): New.
27295 (remove_unused_locals): Use dump_scope_blocks.
27296 * tree-flow.h (dump_scope_blocks): Declare.
27297 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
27298 * stmt.c (is_body_block): Remove.
27299 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
27300 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
27302 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
27304 PR middle-end/39308
27305 * graphite.c (graphite_loop_normal_form): Do not call
27306 number_of_iterations_exit from a gcc_assert.
27308 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27310 * config/s390/s390.c (s390_swap_cmp): Look for conditional
27311 jumps if COND is NULL.
27312 (find_cond_jump): New function.
27313 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
27314 * config/s390/s390.md: Remove z10_cobra attribute value.
27316 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
27318 * config/alpha/alpha.h (alpha_expand_mov): Return false if
27319 force_const_mem returns NULL_RTX.
27321 2009-02-26 Jan Hubicka <jh@suse.cz>
27324 * cgraph.h (varpool_output_debug_info): Remove.
27325 * cgraphunit.c (varpool_output_debug_info): Remove.
27326 * dwarf2out.c (deferred_locations_struct): New struct
27327 (deferred_locations): New type.
27328 (deferred_locations_list): New static var.
27329 (deffer_location): New function.
27330 (gen_variable_die): Use it.
27331 (decls_for_scope): Output info on local static vars.
27332 (dwarf2out_finish): Process deferred locations.
27333 * varpool.c (varpool_output_debug_info): Remove.
27335 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
27337 PR rtl-optimization/39241
27338 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
27339 to subreg_offset_representable_p.
27341 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
27343 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
27344 execute function prototype. Get f and nregs from max_reg_num
27345 and get_insns. Remove the first backward pass as it's dead,
27346 guard the forward pass by flag_expensive_optimizations.
27347 (rest_of_handle_regmove): Delete.
27348 (pass_regmove): Replace it with regmove_optimize.
27350 2009-02-25 Martin Jambor <mjambor@suse.cz>
27352 PR tree-optimization/39259
27353 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
27354 calls_alloca function flags.
27355 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
27356 calls are detected.
27358 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
27360 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
27361 flags_set_1_rtx, flags_set_1_set): Delete.
27362 (regmove_optimize): Do not call mark_flags_life_zones.
27364 2009-02-24 Julian Brown <julian@codesourcery.com>
27367 * config/arm/arm.c (require_pic_register): Only set
27368 cfun->machine->pic_reg once per function.
27370 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
27372 * doc/invoke.texi (Link Options): Document an easier way to pass
27373 options that take arguments to the GNU linker using -Xlinker and -Wl.
27375 2009-02-24 Steve Ellcey <sje@cup.hp.com>
27378 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
27380 2009-02-24 Richard Guenther <rguenther@suse.de>
27383 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
27385 2009-02-24 Richard Guenther <rguenther@suse.de>
27386 Zdenek Dvorak <ook@ucw.cz>
27388 PR tree-optimization/39233
27389 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
27390 from converting them to a generic type.
27392 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
27394 PR tree-optimization/39260
27395 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
27396 contains a condition with a real type.
27397 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
27399 2009-02-23 Jason Merrill <jason@redhat.com>
27402 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
27403 narrowing_initializer_constant_valid_p.
27404 (narrowing_initializer_constant_valid_p): Don't return
27405 null_pointer_node for adding a pointer to itself.
27407 2009-02-23 Jan Hubicka <jh@suse.cz>
27410 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
27413 2009-02-23 Jan Hubicka <jh@suse.cz>
27415 PR tree-optimization/37709
27416 * tree.c (block_ultimate_origin): Move here from dwarf2out.
27417 * tree.h (block_ultimate_origin): Declare.
27418 * dwarf2out.c (block_ultimate_origin): Move to tree.c
27419 * tree-ssa-live.c (remove_unused_scope_block_p):
27420 Eliminate blocks containig no instructions nor live variables nor
27422 (dump_scope_block): New function.
27423 (remove_unused_locals): Enable removal of dead blocks by default;
27424 enable dumping at TDF_DETAILS.
27426 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27428 * config/i386/i386.c (classify_argument): Don't allow COImode
27430 (function_arg_advance_32): Don't allow OImode.
27431 (function_arg_32): Likewise.
27432 (function_value_32): Likewise.
27433 (return_in_memory_32): Likewise.
27434 (function_arg_64): Remove OImode comment.
27436 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27439 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
27440 ix86_expand_vector_set for V4DImode in 64bit mode only.
27441 (ix86_expand_vector_init_one_var): Likewise.
27443 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
27445 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
27447 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27450 * loop-iv.c: Revert last change.
27451 * emit-rtl.c: Likewise.
27453 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27456 * config/i386/i386.c (type_natural_mode): Remove an extra
27457 space in the warning message.
27458 (function_value_32): Handle 32-byte vector modes.
27459 (return_in_memory_32): Likewise.
27461 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27463 * loop-iv.c (truncate_value): New function.
27464 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
27466 (lowpart_subreg): Move to...
27467 * emit-rtl.c: ...here.
27469 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
27471 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
27472 accidental and undocumented change at revision 140860.
27474 2009-02-21 Joseph Myers <joseph@codesourcery.com>
27476 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
27477 take gimple_seq * arguments.
27478 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
27479 types_compatible_p langhook.
27481 2009-02-20 Mark Mitchell <mark@codesourcery.com>
27482 Joseph Myers <joseph@codesourcery.com>
27484 * config/arm/arm.c (arm_builtin_va_list): New function.
27485 (arm_expand_builtin_va_start): Likewise.
27486 (arm_gimplify_va_arg_expr): Likewise.
27487 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
27488 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
27489 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
27490 (va_list_type): New variable.
27491 (arm_mangle_type): Mangle va_list_type appropriately.
27493 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27495 PR middle-end/39157
27496 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
27497 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
27498 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
27499 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
27500 parameter to 1000 for -O1 by default.
27501 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
27503 * loop-invariant.c: Include params.h.
27504 (move_loop_invariants): Don't call move_single_loop_invariants on
27507 2009-02-20 Jaka Mocnik <jaka@xlab.si>
27509 * calls.c (emit_library_call_value_1): Use slot_offset instead of
27510 offset when calculating bounds for indexing stack_usage_map. Fixes
27511 a buffer overflow with certain target setups.
27513 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27516 * calls.c (expand_call): Clear try_tail_call if caller and callee
27517 disagree in promotion of function return value.
27519 2009-02-19 Jakub Jelinek <jakub@redhat.com>
27522 * c-common.c (c_determine_visibility): If visibility changed and
27523 DECL_RTL has been already set, call make_decl_rtl to update symbol
27526 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
27529 * varasm.c (assemble_variable): Don't check DECL_NAME when
27530 globalizing a variable.
27532 2009-02-19 Joseph Myers <joseph@codesourcery.com>
27535 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
27536 expression before any __builtin_trap call.
27537 * c-typeck.c (build_function_call): Convert and check function
27538 arguments before generating a call to a trap. Evaluate the
27539 function arguments before the trap.
27541 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
27544 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
27545 (UNSPEC_FXAM_MEM): New unspec.
27546 (fxam<mode>2_i387_with_temp): New insn and split pattern.
27547 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
27548 memory using fxam<mode>2_i387_with_temp to remove excess precision.
27550 2009-02-19 Richard Guenther <rguenther@suse.de>
27552 PR tree-optimization/39207
27553 PR tree-optimization/39074
27554 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
27555 storedanything_tree): New.
27556 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
27557 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
27558 (build_succ_graph): Add edges from STOREDANYTHING to all
27560 (init_base_vars): Initialize STOREDANYTHING.
27561 (compute_points_to_sets): Free substitution info after
27562 building the succ graph.
27563 (ipa_pta_execute): Likewise.
27565 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27567 (do_ds_constraint): Do not add to special var or non-pointer
27569 (type_could_have_pointers): Split out from ...
27570 (could_have_pointers): ... here. For arrays use the element type.
27571 (create_variable_info_for): Initialize may_have_pointers.
27572 (new_var_info): Likewise.
27573 (handle_lhs_call): Make the HEAP variable unknown-sized.
27574 (intra_create_variable_infos): Use a type with pointers for
27575 PARM_NOALIAS, make it unknown-sized.
27577 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27580 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27582 2009-02-18 Jason Merrill <jason@redhat.com>
27585 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27586 value if DECL_EXTERNAL.
27587 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27588 * target.h (gcc_target::binds_local_p): Clarify "module".
27589 * tree.h (TREE_PUBLIC): Clarify "module".
27591 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27594 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27595 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27597 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27600 * c.opt (Wabi): Support C and ObjC.
27603 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27605 * config/i386/i386.c (classify_argument): Warn once about the ABI
27606 change when passing union with long double.
27608 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27610 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27613 * c-parser.c (c_parser_compound_statement): Always enter and leave
27616 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27619 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27621 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27623 PR tree-optimization/36922
27624 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27625 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27628 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27630 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27633 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27635 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27637 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27639 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27642 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27643 Richard Sandiford <rdsandiford@googlemail.com>
27645 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27646 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27647 (loongson_biadd): ...this.
27649 2009-02-17 Richard Guenther <rguenther@suse.de>
27651 PR tree-optimization/39202
27652 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27653 a var make sure to follow existing collapses.
27655 2009-02-17 Richard Guenther <rguenther@suse.de>
27657 PR middle-end/39214
27658 * langhooks.c (lhd_print_error_function): Check for NULL block.
27660 2009-02-17 Richard Guenther <rguenther@suse.de>
27662 PR tree-optimization/39204
27663 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27666 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27668 * config/soft-fp/double.h: Update from glibc CVS.
27670 2009-02-17 Richard Guenther <rguenther@suse.de>
27672 PR tree-optimization/39207
27673 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27674 strict-aliasing warnings for pointers pointing to NULL.
27676 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27679 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27680 skipping until next close brace.
27682 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27685 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27686 to function argument boundary.
27688 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27690 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27691 in the lea_add. Reload eventually constraints it properly.
27692 * config/picochip/constraints.md: Remove the target constraint
27693 "b", since it is not needed anymore.
27695 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27697 * gthr-dce.h: Uglify function parameter and local variable names.
27698 * gthr-gnat.h: Likewise.
27699 * gthr-mipssde.h: Likewise.
27700 * gthr-nks.h: Likewise.
27701 * gthr-posix95.h: Likewise.
27702 * gthr-posix.h: Likewise.
27703 * gthr-rtems.h: Likewise.
27704 * gthr-single.h: Likewise.
27705 * gthr-solaris.h: Likewise.
27706 * gthr-tpf.h: Likewise.
27707 * gthr-vxworks.h: Likewise.
27708 * gthr-win32.h: Likewise.
27710 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27713 * config/i386/i386.md: Restrict the new peephole2 to move
27714 between MMX/SSE registers.
27716 2009-02-15 Richard Guenther <rguenther@suse.de>
27719 2009-02-13 Richard Guenther <rguenther@suse.de>
27721 * configure.ac: Enable LFS.
27722 * configure: Re-generate.
27723 * config.in: Likewise.
27725 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27727 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27728 spu_srqwbyte, spu_srqwbytebc): Define.
27729 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27730 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27731 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27732 "shrqby_<mode>"): New insn-and-split patterns.
27733 * config/spu/spu.c (expand_builtin_args): Determine and return
27734 number of operands using spu_builtin_description data.
27735 (spu_expand_builtin_1): Use it.
27737 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27740 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27743 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27746 * config/i386/i386.c (override_options): Correct warning
27747 messages for -malign-loops, -malign-jumps and -malign-functions.
27749 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27752 * config/i386/i386.md: Restrict the new peephole2 to move
27753 between the general purpose registers.
27755 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27758 * config/i386/i386.c (type_natural_mode): Add a new argument.
27759 Return the original mode and warn ABI change if vector size is 32byte.
27760 (function_arg_advance): Updated.
27761 (function_arg): Likewise.
27762 (ix86_function_value): Likewise.
27763 (ix86_return_in_memory): Likewise.
27764 (ix86_sol10_return_in_memory): Likewise.
27765 (ix86_gimplify_va_arg): Likewise.
27766 (function_arg_32): Don't warn ABX ABI change here.
27767 (function_arg_64): Likewise.
27769 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27771 * loop-iv.c (implies_p): In the final case, test that operands 0
27772 of the two comparisons match.
27774 * config/bfin/bfin.c (find_prev_insn_start): New function.
27775 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27776 (find_next_insn_start): Move.
27778 2009-02-13 Richard Guenther <rguenther@suse.de>
27780 * configure.ac: Enable LFS.
27781 * configure: Re-generate.
27782 * config.in: Likewise.
27784 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27787 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27788 sizes on syntax error after some arguments have been parsed.
27790 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27792 * doc/invoke.texi (-fira): Remove.
27794 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27796 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27797 * recog.c: Likewise.
27800 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27802 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27803 (umul_ppmm): Likewise.
27804 (count_leading_zeros): Likewise.
27805 (count_trailing_zeros): Likewise.
27806 (UMUL_TIME): Likewise.
27808 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27810 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27811 soft-fp/t-softfp to tmake_file.
27813 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27814 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27815 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27816 IA64_BUILTIN_INFQ]: New.
27817 (ia64_init_builtins): Initialize __builtin_infq,
27818 __builtin_fabsq and __builtin_copysignq if not HPUX.
27819 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27820 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27822 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27824 (__fixtfti): Likewise.
27825 (__fixunstfti): Likewise.
27826 (__floattitf): Likewise.
27828 * config/ia64/libgcc-glibc.ver: New.
27829 * config/ia64/t-fprules-softfp: Likewise.
27830 * config/ia64/sfp-machine.h: Likewise.
27832 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27833 (LIBGCC2_TF_CEXT): Likewise.
27834 (TF_SIZE): Likewise.
27835 (TARGET_INIT_LIBFUNCS): Likewise.
27837 * config/ia64/t-glibc (SHLINB_MAPFILES):
27838 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27840 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27842 * config/i386/i386.c (construct_container): Rewrite processing
27843 BLKmode with X86_64_SSE_CLASS.
27845 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27848 * config/i386/i386.md: Replace simplify_replace_rtx with
27849 replace_rtx in the new peephole2.
27851 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27853 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27854 loop unrolling do not happen at -O2.
27856 2009-02-12 Michael Matz <matz@suse.de>
27858 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27860 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27862 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27865 2009-02-12 Ben Elliston <bje@au.ibm.com>
27867 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27868 patterns when updating the back chain. Missed in the 2009-02-10
27871 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27873 * doc/extend.texi (Decimal Floating Types): Update identifier of
27874 draft TR and list of missing support.
27876 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27878 PR middle-end/39154
27879 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27880 bit to variable length decl's flags, add it also to its
27881 pointer replacement variable.
27883 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27884 Jakub Jelinek <jakub@redhat.com>
27887 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27888 (memory_blockage): New expander.
27889 (*memory_blockage): New insn pattern.
27890 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27891 instead of general blockage at the end of function prologue when
27892 frame pointer is used to access red zone area. Do not emit blockage
27893 when profiling, it is emitted in generic code.
27894 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27895 function epilogue when frame pointer is used to access red zone area.
27897 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27900 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27901 by arithmetic with memory operands.
27902 * config/i386/predicates.md (commutative_operator): New.
27904 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27906 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27909 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27911 * alias.h (record_alias_subset): Declare.
27912 * alias.c (record_alias_subset): Make global.
27914 2009-02-10 Nick Clifton <nickc@redhat.com>
27916 * tree-parloops.c: Change license to GPLv3.
27917 * ipa-struct-reorg.c: Change license to GPLv3.
27918 * ipa-struct-reorg.h: Change license to GPLv3.
27920 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27923 * c-decl.c (start_struct): Return NULL on error.
27925 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27927 PR middle-end/39124
27928 * cfgloopmanip.c (remove_path): Call remove_bbs after
27929 cancel_loop_tree, not before it.
27932 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27933 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27934 VAR_DECLs were seen.
27935 * tree-ssa-live.c (remove_unused_locals): Recompute
27936 cfun->has_local_explicit_reg_vars.
27937 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27938 copies or clearings if cfun->has_local_explicit_reg_vars.
27940 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27943 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27944 of function prologue when frame pointer is used to access
27947 2009-02-10 Richard Guenther <rguenther@suse.de>
27949 PR middle-end/39127
27950 * gimplify.c (gimple_regimplify_operands): Always look if
27951 we need to create a temporary.
27953 2009-02-10 Richard Guenther <rguenther@suse.de>
27955 PR tree-optimization/39132
27956 * tree-loop-distribution.c (todo): New global var.
27957 (generate_memset_zero): Trigger TODO_rebuild_alias.
27958 (tree_loop_distribution): Return todo.
27960 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27963 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27964 (x86_64_reg_class_name): Removed.
27965 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27966 first one isn't X86_64_SSE_CLASS or any other ones aren't
27967 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27968 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27969 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27970 and 3 X86_64_SSEUP_CLASS.
27971 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27972 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27974 2009-02-10 Ben Elliston <bje@au.ibm.com>
27976 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27977 form instruction to update the stack back chain word, even if the
27978 user has disabled the generation of update instructions.
27979 (movdi_<mode>_update_stack): New.
27980 (movsi_update_stack): Likewise.
27981 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27982 always use an update form instruction to update the stack back
27985 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27987 PR middle-end/38953
27988 * graphite.c (if_region_set_false_region): After moving a region in
27989 the false branch of a condition, remove the empty dummy basic block.
27990 (gloog): Remove wrong fix for PR38953.
27992 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27994 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27995 generation due to implicit sign extension.
27997 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27999 PR middle-end/38981
28000 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
28001 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
28003 2009-02-09 Richard Guenther <rguenther@suse.de>
28005 PR middle-end/35202
28006 * convert.c (convert_to_real): Disable (float)fn((double)x)
28007 to fnf(x) conversion if errno differences may occur and
28008 -fmath-errno is set.
28010 2009-02-07 Anatoly Sokolov <aesok@post.ru>
28012 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
28013 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
28014 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
28016 2009-02-06 Joseph Myers <joseph@codesourcery.com>
28019 * c-common.c (handle_alias_attribute): Disallow attribute for
28020 anything not a FUNCTION_DECL or VAR_DECL.
28022 2009-02-06 Janis Johnson <janis187@us.ibm.com>
28025 * real.c (do_compare): Special-case compare of zero against
28026 decimal float value.
28028 2009-02-06 Joseph Myers <joseph@codesourcery.com>
28031 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
28032 as indicating flexible array members unless the field itself is
28033 being declarared as the incomplete array.
28035 2009-02-06 Jan Hubicka <jh@suse.cz>
28037 PR tree-optimization/38844
28038 * ipa-inline.c (try_inline): Stop inlining recursion when edge
28039 is already inlined.
28041 2009-02-06 Richard Guenther <rguenther@suse.de>
28043 PR middle-end/38977
28044 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
28045 fork because we may expand it as __gcov_fork.
28047 2009-02-06 Nick Clifton <nickc@redhat.com>
28049 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
28051 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
28053 PR tree-optimization/35659
28054 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
28055 vn_phi_eq): Shortcut if hashcode does not match.
28056 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
28058 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
28059 and avoid iterative_hash_expr.
28060 (FOR_EACH_VALUE_ID_IN_SET): New.
28061 (value_id_compare): Remove.
28062 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
28063 sort expressions by value id.
28065 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
28068 * config/sh/predicates.md (general_movsrc_operand): Don't check
28069 the subreg of system registers here.
28071 2009-02-05 Jakub Jelinek <jakub@redhat.com>
28074 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
28075 on the copied decl.
28077 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
28079 PR rtl-optimization/39110
28080 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
28081 addresses, not aligned ones.
28083 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
28084 Richard Guenther <rguenther@suse.de>
28086 PR tree-optimization/39100
28087 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
28088 comment says and add edges.
28090 2009-02-05 Joseph Myers <joseph@codesourcery.com>
28093 * c-common.c (handle_tls_model_attribute): Ignore attribute for
28094 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
28096 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
28098 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
28099 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
28100 register_bb_in_sese, new_sese, free_sese): Moved.
28101 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
28102 outermost_loop_in_scop, build_scop_iteration_domain,
28103 expand_scalar_variables_ssa_name, get_vdef_before_scop,
28104 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
28105 Use loop_in_sese_p instead of loop_in_scop_p.
28106 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
28107 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
28108 (scopdet_basic_block_info): Fix bug in scop detection.
28109 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
28110 eq_loop_to_cloog_loop): Remove.
28111 (nb_loops_around_loop_in_scop, nb_loop
28112 ref_nb_loops): Moved here...
28113 * graphite.h (ref_nb_loops): ... from here.
28114 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
28115 (loop_domain_dim, loop_iteration_vector_dim): Remove.
28116 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
28118 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
28119 Hans-Peter Nilsson <hp@axis.com>
28121 PR rtl-optimization/37889
28122 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
28123 Move offset handling from PLUS to before the switch. Use new
28124 arguments when considering SYMBOL_REFs too.
28125 (rtx_addr_can_trap_p): Pass dummy offset and size.
28126 (enum may_trap_p_flags): Remove.
28127 (may_trap_p_1): Pass size from MEM_SIZE.
28129 PR rtl-optimization/38921
28130 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
28131 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
28132 * rtlanal.c (may_trap_after_code_motion_p): Delete.
28133 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
28135 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
28137 AVX Programming Reference (January, 2009)
28138 * config/i386/sse.md (*vpclmulqdq): New.
28140 2009-02-04 Jakub Jelinek <jakub@redhat.com>
28142 PR tree-optimization/38977
28143 PR gcov-profile/38292
28144 * calls.c (special_function_p): Disregard __builtin_ prefix.
28146 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
28148 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
28149 non-indexable addresses even before reload.
28151 2009-02-03 Joseph Myers <joseph@codesourcery.com>
28154 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
28155 as having variable size. Do not give an error for unnamed
28156 parameters with [*] declarators. Give a warning for type names
28157 with [*] declarators and mark them as variable size.
28158 * c-parser.c (c_parser_sizeof_expression): Do not give an error
28159 for sizeof applied to [*] type names.
28161 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28164 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
28166 2009-02-03 Jakub Jelinek <jakub@redhat.com>
28168 * gcc.c (process_command): Update copyright notice dates.
28169 * gcov.c (print_version): Likewise.
28170 * gcov-dump.c (print_version): Likewise.
28171 * mips-tfile.c (main): Likewise.
28172 * mips-tdump.c (main): Likewise.
28174 2009-02-03 Joseph Myers <joseph@codesourcery.com>
28177 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
28178 for composite type involving a zero-length array type.
28180 2009-02-03 Jakub Jelinek <jakub@redhat.com>
28183 * function.c (match_asm_constraints_1): Skip over
28184 initial optional % in the constraint.
28186 PR inline-asm/39059
28187 * c-parser.c (c_parser_postfix_expression): If fixed point is not
28188 supported, don't accept FIXED_CSTs.
28189 * c-decl.c (finish_declspecs): Error if fixed point is not supported
28190 and _Sat is used without _Fract/_Accum. Set specs->type to
28191 integer_type_node for cts_fract/cts_accum if fixed point is not
28194 2009-02-02 Catherine Moore <clm@codesourcery.com>
28196 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
28198 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
28200 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
28201 (ABI_HAS_64BIT_SYMBOLS): Use it.
28202 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
28204 2009-02-02 Paul Brook <paul@codesourcery.com>
28206 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
28208 2009-02-02 Jakub Jelinek <jakub@redhat.com>
28210 PR inline-asm/39058
28211 * recog.h (asm_operand_ok): Add constraints argument.
28212 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
28213 recurse on matching constraint.
28214 (check_asm_operands): Pass constraints as 3rd argument to
28215 asm_operand_ok. Don't look up matching constraint here.
28216 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
28219 2009-02-02 Ben Elliston <bje@au.ibm.com>
28221 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
28222 TARGET_NARROW_VOLATILE_BITFIELD macro names.
28224 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28226 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
28227 information. Remove some obsolete information. Reorganize.
28229 * config/pa/fptr.c: Revert license to GPL 2.
28230 * config/pa/milli64.S: Likewise.
28232 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
28235 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
28236 LIBRARY name in, instead of hard-coding it.
28237 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
28238 extra target make frag to tmake_files according to EH model.
28239 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
28240 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
28241 frags that define makefile variable EH_MODEL appropriately.
28242 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
28243 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
28244 to "-sjlj" according to type of EH configured.
28245 (LIBGCC_SONAME): Concatenate it to shared library base name.
28246 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
28247 to "_sjlj" according to type of EH configured.
28248 (LIBGCC_SONAME): Concatenate it to shared library base name.
28249 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
28250 (SHLIB_LINK): Add missing semicolon to if-else construct.
28251 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
28252 string value of "pe_dll" command-line option.
28253 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
28254 (SHLIB_SONAME): Use it when overriding t-cygming default.
28255 (SHLIB_IMPLIB): Override t-cygming default.
28256 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
28257 string value of "pe_dll" command-line option.
28259 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
28262 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
28263 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
28265 2009-01-31 Richard Guenther <rguenther@suse.de>
28267 PR tree-optimization/38937
28268 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
28269 computing the transitive closure.
28271 2009-01-30 Richard Guenther <rguenther@suse.de>
28273 PR tree-optimization/39041
28274 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
28275 Propagate variable indices only if the types match for this stmt.
28277 2009-01-30 Jakub Jelinek <jakub@redhat.com>
28280 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
28281 inline but never defined.
28283 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
28285 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
28286 (*insv_h_di_reg_extimm): New insn.
28287 (*insv_l<mode>_reg_extimm): New insn.
28289 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
28291 * config/picochip/picochip.c (flag_conserve_stack): set
28292 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
28293 fconserve-stack. Reduce call-overhead used by inliner.
28295 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
28298 * common.opt (flag_conserve_stack): Initialised to zero.
28300 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
28303 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
28304 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
28307 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
28309 * ira-color.c (allocno_reload_assign): Update comments.
28310 * regmove.c (regmove_optimize): Likewise.
28314 2009-01-29 Robert Millan <rmh@aybabtu.com>
28316 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
28317 * config/i386/kopensolaris-gnu.h: New file. Undefine
28318 `MD_UNWIND_SUPPORT'.
28319 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
28321 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
28323 PR tree-optimization/39007
28324 * tree-loop-distribution.c (generate_builtin): Use
28325 recompute_dominator to compute the immediate dominator of the
28326 basic block just after the loop.
28328 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
28330 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
28331 (ASM_OUTPUT_DWARF_PCREL): Define.
28333 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
28335 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
28336 * doc/passes.texi: Remove entries about regclass, local-alloc, and
28337 global. Modify entries about regmove and IRA.
28339 * ra-conflict.c: Remove the file.
28341 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
28343 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
28344 (pass_regclass_init): Rename to pass_reginfo_init.
28346 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
28348 * toplev.h (flag_ira): Remove.
28350 * caller-save.c (setup_save_areas): Remove flag_ira.
28352 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
28354 * global.c: Remove the file.
28356 * opts.c (decode_options): Remove flag_ira.
28358 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
28360 * regmove.c: Modify file description.
28361 (find_use_as_address, try_auto_increment): Define them only if
28362 AUTO_INC_DEC is defined.
28363 (replacement_quality, replace_in_call_usage, fixup_match_1,
28364 stable_and_no_regs_but_for_p): Remove.
28365 (reg_set_in_bb): Make it static.
28366 (regmove_optimize): Remove flag_ira and code which worked for
28369 * local-alloc.c: Remove the file.
28371 * common.opt (fira): Remove.
28373 * ira.c: Include except.h.
28374 (eliminable_regset): Move from global.c.
28375 (mark_elimination): Ditto. Remove flag_ira.
28376 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
28377 equiv_mem_modified, validate_equiv_mem_from_store,
28378 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
28379 contains_replace_regs, memref_referenced_p, memref_used_between_p,
28380 no_equiv, recorded_label_ref): Move from local-alloc.c.
28381 (update_equiv_regs): Ditto. Make it static.
28382 (print_insn_chain, print_insn_chains): Move it from global.c.
28383 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
28384 (build_insn_chain): Ditto. Make it static.
28385 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
28386 Rename to init_live_subregs.
28387 (gate_ira): Remove flag_ira.
28389 * regclass.c: Rename reginfo.c. Change file description.
28390 (FORBIDDEN_INC_DEC_CLASSES): Remove.
28391 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
28392 (init_reg_sets_1): Remove code for evaluation of
28393 reg_class_superclasses and losing_caller_save_reg_set.
28394 (init_regs): Remove init_reg_autoinc.
28395 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
28396 ok_for_base_p_nonstrict): Remove.
28397 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
28398 (pass_regclass_init): Rename to pass_reginfo_init. Modify
28399 corresponding entries.
28400 (dump_regclass, record_operand_costs, scan_one_insn,
28401 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
28402 record_address_regs, auto_inc_dec_reg_p): Remove.
28403 (gt-regclass.h): Rename to gt-reginfo.h.
28405 * rtl.h (dump_global_regs, retry_global_alloc,
28406 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
28408 * Makefile.in (RA_H): Remove.
28409 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
28410 Rename regclass.o to reginfo.o.
28411 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
28413 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
28414 (GTFILES): Rename regclass.c to reginfo.c.
28416 * passes.c (init_optimization_passes): Remove pass_local_alloc and
28417 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
28419 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28420 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
28422 (finish_spills): Ditto. Remove code for !flag_ira.
28424 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
28426 PR middle-end/35854
28427 * doc/invoke.texi (rtl debug options): Complete rewrite.
28428 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
28430 * mode-switching.c (pass_mode_switching): Rename pass from
28431 "mode-sw" to "mode_sw".
28432 * except.c (pass_convert_to_eh_ranges): Rename pass from
28433 "eh-ranges" to "eh_ranges".
28434 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
28438 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
28439 Alexander Monakov <amonakov@ispras.ru>
28441 PR middle-end/38857
28442 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
28444 (move_exprs_to_boundary): Change return type and pass through
28445 should_move from move_op. Relax assert. Update usage ...
28446 (schedule_expr_on_boundary): ... here. Use should_move instead of
28448 (move_op_orig_expr_found): Indicate that insn was disconnected from
28450 (code_motion_process_successors): Do not call after_merge_succs
28451 callback if original expression was not found when traversing any of
28453 (code_motion_path_driver): Change return type. Update prototype.
28454 (move_op): Update comment. Add a new parameter (should_move). Update
28455 prototype. Set *should_move based on indication provided by
28456 move_op_orig_expr_found.
28458 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
28460 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
28461 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
28462 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
28463 * config/rs6000/rs6000.c (rs6000_override_options): Default
28464 avoid-indexed-addresses on for Power6, off for everything else.
28465 (avoiding_indexed_address_p): New function.
28466 (rs6000_legitimize_address): Use it.
28467 (rs6000_legitimate_address): Likewise.
28468 * config/rs6000/rs6000.md (movXX_updateX): Likewise
28470 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
28472 PR tree-optimization/38997
28473 * tree-loop-distribution.c (generate_memset_zero): Use
28474 POINTER_PLUS_EXPR for a pointer addition.
28476 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
28478 * config/s390/s390.md (bswap<mode>2): New pattern added.
28480 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28482 * config/s390/s390.md (*tls_load_31): Added type attribute.
28484 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28486 * config/s390/s390.md: Fix a few comments.
28488 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28490 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
28491 (*tm<mode>_full): Fixed z10prop attribute.
28492 (*tst<mode>_extimm): Fixed z10prop attribute.
28493 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
28494 (*tstqiCCT_cconly): Fixed z10prop attribute.
28495 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
28496 (*movsi_larl): Fixed z10prop attribute.
28497 (*movsi_zarch): Fixed z10prop attribute.
28498 (*movsi_eas): Fixed z10prop attribute.
28499 (*movhi): Fixed z10prop attribute.
28500 (*movqi): Fixed z10prop attribute.
28501 (*movstrictqi): Fixed z10prop attribute.
28502 (*mov<mode>): Fixed z10prop attribute.
28503 (*movcc): Fixed z10prop attribute.
28504 (*sethighpartdi_64): Fixed z10prop attribute.
28505 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
28506 (*negdi2_sign_cc): Fixed z10prop attribute.
28507 (*negdi2_sign): Fixed z10prop attribute.
28508 (*absdi2_sign_cc): Fixed z10prop attribute.
28509 (*absdi2_sign): Fixed z10prop attribute.
28510 (*negabsdi2_sign_cc): Fixed z10prop attribute.
28511 (*negabsdi2_sign): Fixed z10prop attribute.
28512 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
28513 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
28514 (doloop_si64): Fixed z10prop attribute.
28515 (doloop_si31): Fixed z10prop attribute.
28516 (doloop_long): Fixed z10prop attribute.
28517 (indirect_jump): Fixed z10prop attribute.
28518 (nop): Fixed z10prop attribute.
28519 (main_base_64): Fixed z10prop attribute.
28520 (reload_base_64): Fixed z10prop attribute.
28522 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28524 PR rtl-optimization/38740
28525 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
28527 * config/mips/mips.c (mips_reorg): Likewise.
28529 2009-01-28 Richard Guenther <rguenther@suse.de>
28531 PR tree-optimization/38926
28532 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
28533 with the correct value id to a value.
28534 (do_regular_insertion): Use the value number of edoubleprime
28535 for the value number of the expr.
28538 2008-08-21 Richard Guenther <rguenther@suse.de>
28540 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
28541 a PHI ask VN if it is already available.
28542 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
28543 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
28545 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28547 PR middle-end/38934
28548 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
28549 set to varying whenever max has TREE_OVERFLOW set, similarly
28550 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
28552 2009-01-28 Richard Guenther <rguenther@suse.de>
28554 PR middle-end/38908
28555 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
28556 uninitialized aggregate uses in call arguments.
28558 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
28560 PR tree-optimization/38984
28561 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
28562 the nothing_id variable if -fno-delete-null-pointer-checks.
28564 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28567 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28568 (set_got_offset_rex64): Ditto.
28570 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28573 * doc/extend.texi: Improve local variable with asm reg.
28575 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28577 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28578 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28579 was not supplied then set warn_packed_bitfield_compat to the
28580 default value of 1.
28581 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28584 2009-01-27 Richard Guenther <rguenther@suse.de>
28586 PR tree-optimization/38503
28587 * cfgexpand.c (expand_gimple_basic_block): Ignore
28588 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28589 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28590 variables that cannot have TBAA applied.
28591 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28594 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28596 PR middle-end/38969
28597 * calls.c (initialize_argument_information): Do not wrap complex
28598 arguments in SAVE_EXPR.
28600 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28602 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28603 (INSTALL_LIBGCC): Revert typo commit.
28605 2009-01-26 Richard Guenther <rguenther@suse.de>
28607 PR tree-optimization/38745
28608 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28609 from special handling.
28611 2009-01-26 Richard Guenther <rguenther@suse.de>
28613 PR tree-optimization/38745
28614 * tree-ssa.c (execute_update_addresses_taken): Do not include
28615 variables that cannot possibly be a register in not_reg_needs.
28616 Do not clear TREE_ADDRESSABLE on vars that may not become
28618 * tree-ssa.c (update_alias_info_1): Include those in the set
28619 of addressable vars.
28621 2009-01-26 Richard Guenther <rguenther@suse.de>
28623 PR middle-end/38851
28624 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28625 * tree-ssa-dse.c: Include langhooks.h
28626 (execute_simple_dse): Remove stores with zero size.
28628 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28631 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28634 2009-01-24 Julian Brown <julian@codesourcery.com>
28636 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28637 config/arm/linux-atomic.c.
28638 * config/arm/linux-atomic.c: New.
28640 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28642 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28643 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28644 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28646 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28649 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28652 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28654 PR tree-optimization/38953
28655 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28656 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28657 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28658 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28661 2009-01-24 Paul Brook <paul@codesourcery.com>
28663 * config/arm/neon.md (neon_type): Move to arm.md.
28664 (neon_mov<VSTRUCT>): Add neon_type attribute.
28665 * config/arm/arm.md (neon_type): Move to here.
28666 (conds): Add "unconditioal" and use as default for NEON insns.
28668 2009-01-24 Ben Elliston <bje@au.ibm.com>
28670 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28671 void *' warning from -Wc++-compat.
28672 * Makefile.in (dominance.o-warn): Remove.
28674 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28676 PR tree-optimization/38932
28677 * fold-const.c (fold_unary_ignore_overflow): New.
28678 * tree.h (fold_unary_ignore_overflow): Declare.
28679 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28680 * tree-ssa-sccvn.c (visit_reference_op_load,
28681 simplify_unary_expression): Likewise.
28683 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28685 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28686 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28687 regardless of their type.
28688 * c-common.c (handle_packed_attribute): Don't ignore packed on
28690 * c.opt (Wpacked-bitfield-compat): New warning option.
28691 * stor-layout.c (place_field): Warn if offset of a field changed.
28692 * doc/extend.texi (packed): Mention the ABI change.
28693 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28694 (Warning Options): Add it to the list.
28696 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28698 * c-opts.c (c_common_post_options): Fix a typo in comments.
28700 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28702 PR middle-end/38615
28703 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28704 variables to static.
28705 * doc/invoke.texi (-fmerge-all-constants): Update description.
28707 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28710 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28711 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28713 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28715 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28717 (LOCAL_ALIGNMENT): Similarly.
28719 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28720 Joseph Myers <joseph@codesourcery.com>
28722 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28723 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28724 * config/arm/arm-tune.md: Regenerate.
28725 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28728 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28730 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28731 version number to five.
28733 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28736 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28737 * c-common.c (set_underlying_type): Likewise.
28738 (is_typedef_decl ): Likewise
28740 (set_underlying_type): Likewise.
28741 (is_typedef_type): Likewise.
28743 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28745 PR middle-end/38587
28746 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28749 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28752 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28753 (LIBGCC_SPEC): Don't define.
28754 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28756 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28758 PR rtl-optimization/38879
28759 * alias.c (base_alias_check): Unaligned access via AND address can
28760 alias all surrounding object types except those with sizes equal
28761 or wider than the size of unaligned access.
28763 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28766 * c-decl.c (clone_underlying_type): Move this ...
28767 * c-common.c (set_underlying_type): ... here.
28768 Also, make sure the function properly sets TYPE_STUB_DECL() on
28769 the newly created typedef variant type.
28770 (is_typedef_decl ): New entry point.
28771 * tree.h: Added a new member member_types_needing_access_check to
28772 struct tree_decl_non_common.
28773 (set_underlying_type): New entry point.
28774 (is_typedef_type): Likewise.
28776 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28778 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28779 Check whether two instructions have memory references that
28780 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28781 are helper functions for traversing.
28782 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28783 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28784 not to draw dependency edge for instructions with non-conflicting
28787 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28790 * longlong.h: Update copyright years. Use soft-fp license notice.
28791 Sync __clz_tab declaration with glibc.
28793 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28796 * doc/extend.texi (syscall_linkage): New.
28797 (version_id): Modify.
28799 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28800 Richard Guenther <rguenther@suse.de>
28802 PR tree-optimization/38747
28803 PR tree-optimization/38748
28804 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28805 conversion if the base address is an indirect reference and the
28806 aliasing sets could cause issues.
28808 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28810 * common.opt (fgraphite, fgraphite-identity): Add comment for
28811 explaining why these options are not documented.
28813 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28815 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28816 gimple_call_lhs is NULL.
28818 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28821 * emit-rtl.c (adjust_address_1): Make sure memref is never
28824 2009-01-20 Ben Elliston <bje@au.ibm.com>
28826 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28827 const qualifier from arg parameter. Remove unnecessary cast to char *.
28828 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28829 const qualifier from arg 2.
28831 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28833 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28835 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28838 * rtl.h (reinit_regs): New prototype.
28839 * regclass.c: Include ira.h.
28840 (reinit_regs): New.
28841 * Makefile.in (regclass.o): Add ira.h.
28842 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28844 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28847 * c-common.c (handle_aligned_attribute): Use
28848 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28849 default alignment value.
28851 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28853 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28854 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28856 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28857 __BIGGEST_ALIGNMENT__.
28859 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28861 2009-01-18 Richard Guenther <rguenther@suse.de>
28863 PR tree-optimization/38819
28864 * tree-flow.h (operation_could_trap_helper_p): Declare.
28865 * tree-eh.c (operation_could_trap_helper_p): Export.
28866 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28867 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28868 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28869 are about to insert a possibly trapping instruction and fail
28872 2009-01-18 Andreas Schwab <schwab@suse.de>
28874 * doc/install.texi (Configuration): Remove obsolete paragraph
28875 about use of --with-gnu-ld with --with-gnu-as.
28877 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28879 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28880 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28881 Follow spelling conventions.
28883 2009-01-18 Ben Elliston <bje@au.ibm.com>
28885 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28886 C++ warning about implicit conversion from void * to struct
28888 (bitmap_obstack_free): Likewise for bitmap_element *.
28889 * Makefile.in (bitmap.o-warn): Remove.
28891 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28893 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28895 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28896 Tobias Grosser <tobi.grosser@amd.com>
28898 * graphite.c (graphite_trans_scop_block): Do not block single
28901 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28903 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28904 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28905 test with assertion.
28907 2009-01-16 Richard Guenther <rguenther@suse.de>
28909 PR tree-optimization/38835
28910 PR middle-end/36227
28911 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28912 and INT + PTR -> (INT)(PTR p+ INT) folding.
28913 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28915 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28918 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28919 the subreg from a lowpart subreg if it is also casting the value.
28921 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28922 Tobias Grosser <tobi.grosser@amd.com>
28924 * graphite.c (compare_prefix_loops): New.
28925 (build_scop_canonical_schedules): Rewritten.
28926 (graphite_transform_loops): Move build_scop_canonical_schedules
28927 after build_scop_iteration_domain.
28929 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28930 Tobias Grosser <tobi.grosser@amd.com>
28932 * graphite.c (add_conditions_to_domain): Add the loops to
28933 the dimension of the iteration domain. Do copy the domain
28934 only when it exists.
28935 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28936 (add_conditions_to_constraints): New.
28937 (can_generate_code_stmt, can_generate_code): Removed.
28938 (gloog): Do not call can_generate_code.
28939 (graphite_transform_loops): Call add_conditions_to_constraints
28940 after building the iteration domain.
28942 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28944 PR tree-optimization/38789
28945 * tree-ssa-threadedge.c
28946 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28947 __builtin_constant_p.
28949 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28951 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28952 examined before deleting them.
28954 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28956 * function.c (aggregate_value_p): Correctly extract the function
28957 type from CALL_EXPR_FN lookup.
28959 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28961 * config/picochip/picochip.c (picochip_override_options): Revert
28962 CFI asm flag disable commited previously.
28964 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28965 Tobias Grosser <tobi.grosser@amd.com>
28966 Jan Sjodin <jan.sjodin@amd.com>
28968 * graphite.c (scan_tree_for_params): On substractions negate
28969 all the coefficients of the term.
28970 (clast_to_gcc_expression_red): New. Handle reduction expressions
28971 of more than two operands.
28972 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28973 (get_vdef_before_scop): Handle also the case of default definitions.
28975 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28977 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28978 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28979 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28981 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28982 Joey Ye <joey.ye@intel.com>
28984 PR middle-end/37843
28985 * cfgexpand.c (expand_stack_alignment): Don't update stack
28986 boundary nor check incoming stack boundary here.
28987 (gimple_expand_cfg): Update stack boundary and check incoming
28988 stack boundary here.
28990 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28992 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28994 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28996 PR rtl-optimization/38245
28997 * calls.c (expand_call): Add stack arguments to
28998 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28999 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
29000 in regs and partially in memory or BLKmode arguments.
29001 (emit_library_call_value_1): Add stack arguments to
29002 CALL_INSN_FUNCTION_USAGE even for pure calls (when
29003 ACCUMULATE_OUTGOING_ARGS).
29004 * dce.c: Include tm_p.h.
29005 (find_call_stack_args): New function.
29006 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
29008 (mark_insn): Call find_call_stack_args for CALL_Ps.
29009 (prescan_insns_for_dce): Walk insns backwards in bb rather than
29010 forwards. Allocate and free arg_stores bitmap if needed, pass it
29011 down to deletable_insn_p, don't mark stores set in arg_stores
29012 bitmap, clear the bitmap at the beginning of each bb.
29013 * Makefile.in (dce.o): Depend on $(TM_P_H).
29015 2009-01-14 Michael Meissner <gnu@the-meissners.org>
29018 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
29019 to make sure the insn is a conditional test (bug 22599). Reformat a
29022 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
29024 PR middle-end/38431
29025 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
29026 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
29027 (gloog): Do not call cleanup_tree_cfg.
29028 (graphite_transform_loops): Call cleanup_tree_cfg after all
29029 scops have been code generated.
29031 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
29032 * doc/gty.texi (Invoking the garbage collector): Added new node
29033 and section documenting ggc_collect.
29035 2009-01-14 Richard Guenther <rguenther@suse.de>
29037 PR tree-optimization/38826
29038 PR middle-end/38477
29039 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
29040 initialization notes only if we actually emitted a warning.
29041 (intra_create_variable_infos): Add constraints for a result decl
29042 that is passed by hidden reference.
29043 (build_pred_graph): Mark all related variables non-direct on
29046 2009-01-14 Nick Clifton <nickc@redhat.com>
29048 * ira-conflicts.c: Include addresses.h for the definition of
29050 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
29051 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
29053 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
29056 * Makefile.in (ira-lives.o): Add except.h.
29058 * ira-lives.c: Include except.h.
29059 (process_bb_node_lives): Process can_throw_internal.
29061 2009-01-13 Jakub Jelinek <jakub@redhat.com>
29063 PR rtl-optimization/38774
29064 * combine.c (simplify_set): When undoing cc_use change, don't do
29065 PUT_CODE on the newly created comparison, but instead put back the
29068 2009-01-13 Joseph Myers <joseph@codesourcery.com>
29070 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
29071 values. Remove duplicate arm8 entry.
29073 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
29075 PR tree-optimization/38786
29076 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
29077 the SSA_NAME case of expand_scalar_variables_expr.
29078 Set the type of an expression to the type of its assign statement.
29079 (expand_scalar_variables_expr): Also gather the scalar computation
29080 used to index the memory access. Do not pass loop_p.
29081 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
29082 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
29083 the gimple_stmt_iterator where it inserts new code.
29084 Do not pass loop_p.
29085 (copy_bb_and_scalar_dependences): Do not pass loop_p.
29086 (translate_clast): Update call to copy_bb_and_scalar_dependences.
29088 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
29090 * graphite.h (debug_value): Removed.
29091 * graphite.c (debug_value): Removed.
29093 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
29095 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
29096 ldrd/strd with two 32-bit instructions.
29098 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
29100 * config/arm/arm.c (struct processors): Pass for speed down into
29101 cost helper functions.
29102 (const_ok_for_op): Handle COMPARE and inequality nodes.
29103 (arm_rtx_costs_1): Rewrite.
29104 (arm_size_rtx_costs): Update prototype.
29105 (arm_rtx_costs): Pass speed down to helper functions.
29106 (arm_slowmul_rtx_costs): Rework cost calculations.
29107 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
29108 (arm_9e_rtx_costs): Likewise.
29110 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
29112 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
29113 relocations of local symbols wider than UNITS_PER_WORD are not valid.
29114 (alpha_legitimize_address): Do not split local symbols wider than
29115 UNITS_PER_WORD into HIGH/LO_SUM parts.
29117 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
29120 * gcc.c (process_command): Replace call to execvp with calls
29121 to pex_one and exit.
29123 2009-01-03 Anatoly Sokolov <aesok@post.ru>
29126 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
29127 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
29128 variant for devices with 3-byte PC.
29129 (__tablejump_elpm__): New.
29131 2009-01-12 Jakub Jelinek <jakub@redhat.com>
29134 * c-parser.c (c_parser_postfix_expression): Allow `->' in
29135 offsetof member-designator, handle it as `[0].'.
29137 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29139 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
29140 function when not using named sections on targets with named sections
29141 if branch distance is less than 262132.
29143 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
29145 * combine.c (combine_instructions): Recompute
29146 optimize_this_for_speed_p for each BB in the main combine loop.
29148 2009-01-12 Tomas Bily <tbily@suse.cz>
29151 * tree-loop-distribution.c (prop_phis): New function.
29152 (generate_builtin): Call prop_phis.
29154 2009-01-12 Jakub Jelinek <jakub@redhat.com>
29156 PR tree-optimization/38807
29157 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
29158 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
29160 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
29162 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
29163 subreg of op0 to the original op0.
29165 2009-01-11 Laurent GUERBY <laurent@guerby.net>
29167 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
29169 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
29172 * mips-tfile.c (parse_def): Fix parsing of def strings
29173 starting with digits.
29175 2009-01-10 Jakub Jelinek <jakub@redhat.com>
29178 * config/arm/arm.c (arm_is_long_call_p): Don't call
29179 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
29181 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
29183 * regrename.c (regrename_optimize): Fix dumping.
29184 (find_oldest_value_reg): Preserve REG_POINTER.
29185 (copy_hardreg_forward_1): Likewise.
29187 2009-01-09 Diego Novillo <dnovillo@google.com>
29189 * gimple.h (struct gimple_statement_base) <uid>: Document
29190 the restrictions on its use.
29191 (gimple_uid): Tidy.
29192 (gimple_set_uid): Tidy.
29194 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29196 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
29197 zero guard even if align_bytes != 0 and count is smaller than
29200 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
29202 PR rtl-optimization/38495
29203 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
29204 (add_range_and_copies_from_move_list): Print all added ranges.
29205 Add ranges to memory optimized destination.
29207 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29211 * config/i386/i386.c (override_options): Reject
29212 -mstringop-strategy=rep_8byte with -m32.
29213 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
29214 to 1. Do count comparison against epilogue_size_needed at compile
29215 time even when count_exp was constant forced into register. For
29216 size_needed don't jump to epilogue, instead just avoid aligning
29217 and invoke the body algorithm. If need_zero_guard, add zero guard
29218 even if count is non-zero, but smaller than size_needed + number of
29219 bytes that could be stored for alignment.
29220 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
29221 to 1. If need_zero_guard, add zero guard even if count is non-zero,
29222 but smaller than size_needed + number of bytes that could be stored
29223 for alignment. Compare size_needed with epilogue_size_needed instead
29224 of desired_align - align, don't adjust size_needed, pass
29225 epilogue_size_needed to the epilogue expanders.
29228 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
29230 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29232 * pa.c (last_address): Change to unsigned.
29233 (update_total_code_bytes): Change argument to unsigned. Don't
29234 check if insn addresses are set.
29235 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
29236 addresses are not set.
29237 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
29239 2009-01-09 Nick Clifton <nickc@redhat.com>
29241 * config/sh/symbian.c: Replace uses of DECL_INLINE with
29242 DECL_DECLARED_INLINE_P.
29244 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29246 PR middle-end/38347
29247 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
29248 GET_MODE (op0) in operand_subword_force calls.
29250 PR middle-end/38771
29251 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
29252 fold_convert arg0 operands to TREE_TYPE (op0) first.
29254 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
29256 * params.def (ira-max-conflict-table-size): Decrease default value
29259 2009-01-08 Jakub Jelinek <jakub@redhat.com>
29261 PR tree-optimization/37031
29262 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
29264 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
29265 allocate it using gc instead of heap, use VEC_quick_push instead of
29267 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
29268 instead of heap, use VEC_quick_push instead of VEC_safe_push.
29269 * tree-data-ref.h (struct access_matrix): Change matrix to gc
29270 allocated vector from heap allocated.
29271 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
29272 * tree-loop-linear.c (linear_transform_loops): Allocate nest
29273 vector only after perfect_loop_nest_depth call.
29275 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
29276 Jan Sjodin <jan.sjodin@amd.com>
29278 PR tree-optimization/38559
29279 * graphite.c (debug_value, copy_constraint,
29280 swap_constraint_variables, scale_constraint_variable, ): New.
29281 (get_lower_bound, get_upper_bound): Removed.
29282 (graphite_trans_bb_strip_mine): Clean up this code that works
29283 only for constant number of iterations. Fully copy upper and
29284 lower bound constraints, not only the constant part of them.
29285 * graphite.h (debug_value): Declared.
29287 2009-01-08 Ira Rosen <irar@il.ibm.com>
29289 PR tree-optimization/37194
29290 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
29291 Don't add the cost of cost model guard in prologue to scalar
29292 outside cost in case of known number of iterations.
29294 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
29295 Alan Modra <amodra@bigpond.net.au>
29297 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
29298 non-word-aligned REG+CONST addressing.
29300 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
29303 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
29304 free_after_compilation when outputting a thunk.
29305 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
29306 Do not call free_after_compilation here.
29308 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
29310 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
29311 (ix86_valid_target_attribute_inner_p): Ditto.
29313 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
29315 PR tree-optimization/38492
29316 PR tree-optimization/38498
29317 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
29318 * tree-chrec.h (scev_is_linear_expression): Declared.
29319 * graphite.c (graphite_cannot_represent_loop_niter): New.
29320 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
29321 (graphite_loop_normal_form): Use gcc_assert.
29322 (scan_tree_for_params): Use CASE_CONVERT.
29323 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
29324 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
29325 Use gcc_assert. Discard scops that contain unhandled cases.
29326 (build_scop_conditions): Return a boolean status for unhandled cases.
29327 (strip_mine_profitable_p): Print the loop number, not its depth.
29328 (is_interchange_valid): Pass the depth of the loop nest, don't
29329 recompute it wrongly.
29330 (graphite_trans_bb_block): Same.
29331 (graphite_trans_bb_block): Print tentative of loop blocking.
29332 (graphite_trans_scop_block): Do not print that the loop has been
29334 (graphite_transform_loops): Do not handle scops that contain condition
29337 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
29339 AVX Programming Reference (December, 2008)
29340 * config/i386/avxintrin.h (_mm256_stream_si256): New.
29341 (_mm256_stream_pd): Likewise.
29342 (_mm256_stream_ps): Likewise.
29344 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
29345 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
29346 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
29347 (bdesc_special_args): Add __builtin_ia32_movntdq256,
29348 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
29349 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
29350 (ix86_expand_special_args_builtin): Likewise.
29352 * config/i386/sse.md (AVXMODEDI): New.
29353 (avx_movnt<mode>): Likewise.
29354 (avx_movnt<mode>): Likewise.
29355 (<sse>_movnt<mode>): Remove AVX support.
29356 (sse2_movntv2di): Likewise.
29358 2009-01-07 Richard Guenther <rguenther@suse.de>
29360 PR middle-end/38751
29361 * fold-const.c (extract_muldiv): Remove obsolete comment.
29362 (fold_plusminus_mult_expr): Undo MINUS_EXPR
29363 to PLUS_EXPR canonicalization for the canonicalization.
29365 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
29367 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
29368 hosted cross-compilers generating less efficient code.
29370 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
29372 * function.h (rtl_data): Add a dbr_scheduled_p field.
29373 * reorg.c (dbr_schedule): Set it.
29374 (gate_handle_delay_slots): Check it.
29375 * config/mips/mips.c (mips_base_delayed_branch): Delete.
29376 (mips_reorg): Check flag_delayed_branch instead of
29377 mips_base_delayed_branch.
29378 (mips_override_options): Don't set mips_base_delayed_branch
29379 or flag_delayed_branch.
29381 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
29383 PR rtl-optimization/38426.
29384 * ira.c (ira): Set current_function_is_leaf earlier.
29386 2009-01-06 Jakub Jelinek <jakub@redhat.com>
29388 PR rtl-optimization/38722
29389 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
29390 too early, only set a flag and modify after last possible
29393 2009-01-06 Janis Johnson <janis187@us.ibm.com>
29396 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
29397 * real.c (decimal_single_format): Correct values of emin and emax.
29398 (decimal_double_format): Ditto.
29399 (decimal_quad_format): Ditto.
29400 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
29401 computation of DECnn_MIN and DECnn_MAX for corrected values of
29402 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
29403 __DECnn_MIN__, and adjust its computation for the corrected value
29406 2009-01-06 Jan Hubicka <jh@suse.cz>
29409 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
29411 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
29413 * doc/contrib.texi (Contributors): Slightly adjust the end note.
29414 Add Robert Clark to the list of testers.
29416 2009-01-06 Jan Hubicka <jh@suse.cz>
29417 Kai Tietz <kai.tietz@onevision.com>
29419 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
29420 * config/i386/i386.c (ix86_expand_call): Add clobbers.
29422 2009-01-06 Jan Hubicka <jh@suse.cz>
29423 Kai Tietz <kai.tietz@onevision.com>
29425 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
29427 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
29428 (ix86_nsaved_regs): Count only general purpose regs.
29429 (ix86_nsaved_sseregs): New.
29430 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
29431 to 16 for w64; compute padding and size of sse reg save area.
29432 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
29433 general purpose regs.
29434 (ix86_emit_save_sse_regs_using_mov): New.
29435 (ix86_expand_prologue): Save SSE regs if needed.
29436 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
29437 (ix86_emit_restore_sse_regs_using_mov): New.
29438 (ix86_expand_epilogue): Save SSE regs if needed.
29440 2009-01-06 Jan Hubicka <jh@suse.cz>
29441 Kai Tietz <kai.tietz@onevision.com>
29443 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
29444 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
29445 functions when accumulate outgoing args is off.
29447 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29450 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
29451 before using pseudos_have_intersected_live_ranges_p.
29453 * ira-int.h (ira_assert): Always define.
29455 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29457 AVX Programming Reference (December, 2008)
29458 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
29459 (_mm256_permute2_pd): Likewise.
29460 (_mm_permute2_ps): Likewise.
29461 (_mm256_permute2_ps): Likewise.
29462 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
29463 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
29465 * config/i386/i386.c (ix86_builtins): Remove
29466 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
29467 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
29468 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
29469 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
29470 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
29471 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
29472 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
29473 __builtin_ia32_vpermil2ps256.
29474 (ix86_init_mmx_sse_builtins): Updated.
29475 (ix86_expand_args_builtin): Likewise.
29477 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29479 * pa.c (output_call): Relocate non-jump insns in the delay slot of
29480 long absolute calls when generating PA 2.0 code.
29482 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
29484 PR rtl-optimization/38583
29485 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
29487 * params.def (ira-max-conflict-table-size): New.
29489 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
29491 * ira.h (ira_conflicts_p): New external definition.
29493 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
29494 table. Report this. Return result of building.
29495 (ira_build_conflicts): Use ira_conflicts_p. Check result of
29496 building conflict table.
29498 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
29499 (ira_color): Use ira_conflicts_p.
29501 * global.c: Include ira.h.
29502 (pseudo_for_reload_consideration_p, build_insn_chain): Use
29505 * Makefile.in (global.o): Add ira.h.
29507 * ira-build.c (mark_all_loops_for_removal,
29508 propagate_some_info_from_allocno): New.
29509 (remove_unnecessary_allocnos): Call
29510 propagate_some_info_from_allocno.
29511 (remove_low_level_allocnos): New.
29512 (remove_unnecessary_regions): Add parameter. Call
29513 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
29514 parameter to remove_unnecessary_regions.
29515 (ira_build): Remove all regions but root if the conflict table was
29516 not built. Update conflict hard regs for allocnos crossing calls.
29518 * ira.c (ira_conflicts_p): New global.
29519 (ira): Define and use ira_conflicts_p.
29521 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29522 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
29523 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
29525 2009-01-06 Ben Elliston <bje@au.ibm.com>
29527 * gengtype-lex.l (YY_NO_INPUT): Define.
29529 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
29532 * c-common.c (handle_vector_size_attribute): Also reject
29533 BOOLEAN_TYPE types.
29535 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
29537 PR tree-optimization/38492
29538 * graphite.c (rename_map_elt, debug_rename_elt,
29539 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
29540 rename_map_elt_info, eq_rename_map_elts,
29541 get_new_name_from_old_name, bb_in_sese_p): Moved around.
29542 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
29543 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
29544 (sese_build_livein_liveouts): New.
29545 (new_sese, free_sese): New.
29546 (new_scop): Call new_sese.
29547 (free_scop): Call free_sese.
29548 (rename_variables_from_edge, rename_phis_end_scop): Removed.
29549 (register_old_new_names): Renamed register_old_and_new_names.
29550 (register_scop_liveout_renames, add_loop_exit_phis,
29551 insert_loop_close_phis, struct igp,
29552 default_liveout_before_guard, add_guard_exit_phis,
29553 insert_guard_phis, copy_renames): New.
29554 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
29555 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
29556 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
29557 (scop_adjust_phis_for_liveouts): New.
29558 (gloog): Call scop_adjust_phis_for_liveouts.
29560 * graphite.h (struct sese): Documented. Added fields liveout,
29561 num_ver and livein.
29562 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
29563 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
29564 (struct scop): Added field liveout_renames.
29565 (SCOP_LIVEOUT_RENAMES): New.
29567 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29569 PR tree-optimization/38510
29570 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29571 (translate_clast): Call recompute_all_dominators before
29573 (gloog): Call recompute_all_dominators before graphite_verify.
29575 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29576 Jan Sjodin <jan.sjodin@amd.com>
29578 PR tree-optimization/38500
29579 * graphite.c (create_sese_edges): Call fix_loop_structure after
29582 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29584 * config.gcc: Add m32r*-*-rtems*.
29585 * config/m32r/rtems.h: New file.
29587 2009-01-05 Ben Elliston <bje@au.ibm.com>
29589 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29590 (.po.pox): Likewise.
29591 (po/gcc.pot): Likewise.
29593 2009-01-04 David S. Miller <davem@davemloft.net>
29595 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29596 (STARTING_FRAME_OFFSET): Always set to zero.
29598 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29600 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29601 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29602 fixed-point types, and vectors of the same.
29604 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29606 * config/mips/sync.md (*mb_barrier): Rename to...
29607 (*memory_barrier): ...this.
29609 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29611 * doc/extend.texi (Function Attributes): Move @cindex after @item
29612 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29613 and put in alphabetical order. Fix 'target' name and put in order.
29614 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29617 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29619 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29620 (memory_barrier): Expand as unspec instead of unspec_volatile.
29621 Remove mem:BLK from insn operands. Use Pmode scratch register.
29622 (*memory_barrier): Define as unspec instead of unspec_volatile.
29623 Use (match_dup 0) as input operand.
29625 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29626 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29627 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29628 scratch register. Remove operand 1.
29629 (*stbar): Define as unspec instead of unspec_volatile.
29630 Use (match_dup 0) as input operand, remove (const_int 8).
29631 (*membar): Define as unspec instead of unspec_volatile.
29632 Use (match_dup 0) as input operand, remove input operand 2.
29634 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29635 (memory_barrier): Expand as unspec instead of unspec_volatile.
29636 Remove mem:BLK from insn operands. Use Pmode scratch register.
29637 (*memory_barrier): Define as unspec instead of unspec_volatile.
29638 Use (match_dup 0) as input operand.
29640 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29641 Remove mem:BLK from insn operands. Use Pmode scratch register.
29642 Set volatile flag on operand 0.
29643 (*memory_barrier): New insn pattern.
29645 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29647 (*memory_barrier): Use (match_dup 0) as input operand.
29649 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29650 Remove mem:BLK from insn operands. Use Pmode scratch register.
29651 Set volatile flag on operand 0.
29652 (*mb_internal): New insn pattern.
29654 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29656 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29658 PR middle-end/38586
29659 * function.c (struct temp_slot): Move to the section of the file
29660 that deals with temp slots. Remove field 'address'.
29661 (temp_slot_address_table): New hash table of address -> temp slot.
29662 (struct temp_slot_address_entry): New struct, items for the table.
29663 (temp_slot_address_compute_hash, temp_slot_address_hash,
29664 temp_slot_address_eq, insert_temp_slot_address): Support functions
29666 (find_temp_slot_from_address): Rewrite to use the new hash table.
29667 (remove_unused_temp_slot_addresses): Remove addresses of temp
29668 slots that have been made available.
29669 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29670 worker function for remove_unused_temp_slot_addresses.
29671 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29672 Add the temp slot address to the address -> temp slot map.
29673 (update_temp_slot_address): Update via insert_temp_slot_address.
29674 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29675 (pop_temp_slots): Likewise.
29676 (init_temp_slots): Allocate the address -> temp slot map, or empty
29677 the map if it is already allocated.
29678 (prepare_function_start): Initialize temp slot processing.
29680 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29682 PR middle-end/38584
29683 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29684 Calculate the size of all stack vars assuming no packing of stack
29685 vars will happen, replacing a quadratic algorithm with a linear one.
29687 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29690 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29693 2009-01-03 Diego Novillo <dnovillo@google.com>
29695 * doc/contrib.texi: Update contributions.
29697 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29700 * builtins.c (fold_builtin_memory_op): Give up if either operand
29701 is volatile. Set srctype or desttype to non-qualified version
29705 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29706 and FUNCTION_DECLs.
29708 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29710 PR rtl-optimization/35805
29711 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29712 problem if fast dce is able to remove any instructions.
29713 * dce.c (dce_process_block): Fix dump message.
29715 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29718 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29720 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29722 PR middle-end/38690
29723 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29724 * tree-pretty-print.c (op_code_prio): New function.
29725 (op_prio): No longer static. Use op_code_prio.
29726 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29727 Use op_prio and op_code_prio to determine if () should be
29728 printed around operand(s) or not.
29730 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29731 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29732 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29733 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29734 pp_character instead of pp_string for single letter printing.
29736 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29738 * doc/extend.texi: Fix '#pragma GCC option' typo.
29740 2009-01-02 Richard Guenther <rguenther@suse.de>
29742 * doc/install.texi (--enable-checking): Mention different
29743 default for stage1.
29744 (--enable-stage1-checking): Document.
29746 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29748 PR middle-end/30142
29749 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29750 case to be an error.
29752 2009-01-02 Ben Elliston <bje@au.ibm.com>
29754 * config/fp-bit.h (pack_d): Constify argument.
29755 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29756 (isnan): Constify argument.
29758 (iszero): Likewise.
29759 (pack_d): Likewise.
29760 (_fpadd_parts): Constify return type.
29761 (_fpmul_parts): Likewise.
29762 (_fpdiv_parts): Likewise.
29764 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29767 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29768 warn about overwriting initializer with side-effects or
29769 -Woverride-init if !IMPLICIT.
29770 (output_init_element): Likewise. Pass IMPLICIT down to
29772 (process_init_element): Add IMPLICIT argument. Pass it down
29773 to output_init_element.
29774 (push_init_element, pop_init_level, set_designator): Adjust
29775 process_init_element callers.
29776 (set_nonincremental_init, set_nonincremental_init_from_string):
29777 Adjust add_pending_init callers.
29778 (output_pending_init_elements): Adjust output_init_element callers.
29779 * c-tree.h (process_init_element): Adjust prototype.
29780 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29781 process_init_element callers.
29784 Copyright (C) 2009 Free Software Foundation, Inc.
29786 Copying and distribution of this file, with or without modification,
29787 are permitted in any medium without royalty provided the copyright
29788 notice and this notice are preserved.