1 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4 * config/rs6000/rs6000.c (struct machine_function): Add
5 vsx_or_altivec_used_p to record if vector types are used.
6 (rs6000_expand_to_rtl_hook): Rename from
7 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
8 any vector operations, so if there are, we can set VRSAVE to
9 non-zero when only floating point vector registers are used.
10 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
11 (rs6000_check_vector_mode): Inner function to check if vector
12 types are used in the code.
13 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
14 vector instructions are used.
16 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
17 Indicate that VSX registers which overlap floating point
18 registers, can't be used across a call, since the ABI only states
19 the scalar part of the register will be saved and restored.
21 2009-10-23 Joseph Myers <joseph@codesourcery.com>
24 * alias.c (get_alias_set): Call langhook before returning 0 for
25 types with structural equality.
26 * c-common.c (c_common_get_alias_set): Use alias set of element
27 type for arrays with structural comparison.
29 2009-10-23 Richard Guenther <rguenther@suse.de>
32 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
33 gimple_call_nothrow_p.
35 2009-10-23 Richard Guenther <rguenther@suse.de>
37 PR tree-optimization/41778
38 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
39 redundancy along a path in the CFG we want to optimize for speed
40 is going to be removed.
41 (execute_pre): Do partial-PRE only if the function is to be
43 (gate_pre): Do not turn off all of PRE when not optimizing a
46 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
48 * builtins.c (fold_builtin_cabs): Use validate_arg().
49 (fold_builtin_cexp): Fix if-logic.
50 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
52 2009-10-22 Jeff Law <law@redhat.com>
54 * ira-lives.c (process_single_reg_class_operands): Update the
55 hard reg costs for all the hard registers desired by the
56 single reg class operand.
58 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
60 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
61 for rtxes that aren't handled specially.
63 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
65 * rtl.h (shallow_copy_rtvec): Declare.
66 * rtl.c (shallow_copy_rtvec): New function.
67 * cselib.c (cselib_subst_to_values): Use it. Only modify an
68 rtx field if the subrtx has changed.
70 2009-10-22 Anatoly Sokolov <aesok@post.ru>
72 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
73 (m32c_function_value): Make static, add new 'outgoing' argument.
74 (m32c_libcall_value): Make static, add new 'fun' argument.
75 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
76 * config/m32c/m32c.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
77 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
78 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
79 (m32c_function_value, m32c_libcall_value): Delete declaration.
81 2009-10-22 Diego Novillo <dnovillo@google.com>
83 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
85 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
87 * testsuite/gcc.dg/autopar/outer-4.c: Adjust scan.
88 * testsuite/gcc.dg/autopar/outer-5.c: Adjust scan.
89 * testsuite/gcc.dg/autopar/outer-5.c: Add scan optimized.
90 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
93 2009-10-22 Richard Guenther <rguenther@suse.de>
95 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
96 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
97 (lto_symtab_merge): Do not merge cgraph nodes here.
98 (lto_symtab_resolve_can_prevail_p): Simplify.
99 (lto_symtab_resolve_symbols): Store cgraph node.
100 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
101 functions from the symtab.
102 (lto_symtab_merge_cgraph_nodes_1): New function.
103 (lto_symtab_merge_cgraph_nodes): Likewise.
105 2009-10-22 Richard Guenther <rguenther@suse.de>
108 * lto-streamer-out.c (lto_output_location): Stream the
110 * lto-streamer-in.c (lto_input_location): Likewise.
112 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
114 * cfgloopmanip.c (duplicate_subloops): Export.
115 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
116 (transform_to_exit_first_loop): Duplicate bbs starting from
117 header up to loop->latch instead of exit->src.
118 Initialize control variable to the correct number of iterations.
119 (gather_scalar_reductions): Do not register double reductions.
120 (parallelize_loops): Dump which loop is tested.
121 Indicate whether the parallelized loop is inner or not.
122 Remove the innermost-loop requirement.
123 * cfgloop.h (duplicate_subloops): Export.
124 * tree-cfg.c (add_phi_args_after_redirect): New function.
125 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
126 Call duplicate_subloops.
127 Update number of iterations at the exit condition.
128 Don't redirect nexits always to the loop exit.
129 Redirect copied edges from latch to the loop exit.
130 * testsuite/libgomp.graphite/force-parallel-2.c: Adjust scan.
131 * testsuite/gcc.dg/autopar/outer-1.c: New testcase.
132 * testsuite/gcc.dg/autopar/outer-2.c: New testcase.
133 * testsuite/gcc.dg/autopar/outer-3.c: New testcase.
134 * testsuite/gcc.dg/autopar/outer-4.c: New testcase.
135 * testsuite/gcc.dg/autopar/outer-5.c: New testcase.
136 * testsuite/gcc.dg/autopar/outer-6.c: New testcase.
138 2009-10-22 Jan Hubicka <jh@suse.cz>
140 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
142 * ipa-inline.c (cgraph_mark_inline_edge,
143 cgraph_decide_inlining_of_small_function,
144 cgraph_decide_inlining, inline_read_summary): Disable indirect inlining
145 for WPA for time being.
147 PR tree-optimize/40556
148 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
150 2009-10-22 Richard Guenther <rguenther@suse.de>
152 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
153 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
155 2009-10-22 Jan Hubicka <jh@suse.cz>
158 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
160 (check_call): Handle only indirect calls.
161 (propagate_bits): Update comment.
162 (write_node_summary_p): Turn bogus check to assert.
163 (ipa_reference_write_summary): Stream calls_read_all properly.
164 (ipa_reference_read_summary): Stream in calls_read_all properly.
165 (read_write_all_from_decl): New function.
166 (propagate): Handle OVERWRITABLE nodes and external calls here.
167 * ipa-pre-const.c (check_call): In IPA mode handle indirect calls
169 (analyze_function): Do not check visibility here.
170 (add_new_function): We summary OVERWRITABLE too.
171 (generate_summary): Stream OVERWRITABLE nodes too.
172 (propagate): Handle external calls and OVERWRITABLE nodes here.
173 (local_pure_const): Check visibility here.
175 2009-10-22 Jan Hubicka <jh@suse.cz>
177 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
178 (pass_ipa_cp): Register them.
179 (ipcp_init_stage): Analyze all functions for whopr/lto.
180 (ipcp_propagate_stage): Skip external calls.
181 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
182 * ipa-reference.c (write_node_summary_p): Fix thinko about availability.
183 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
184 when in ltrans, skip executing of ipa passes since everything should've
186 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
187 (inline_generate_summary): Likewise.
188 (inline_read_summary): New function.
189 (inline_write_summary): New function.
190 (pass_ipa_inline): Register new hooks.
191 * ipa-prop.c: Inlcude lto-streamer.h
192 (ipa_edge_args_vector): Update declaration.
193 (ipa_count_arguments, ipa_compute_jump_functions,
194 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
195 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
196 ipa_read_node_info): New static functions.
197 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
198 (duplicate_array): Use xmalloc.
199 (duplicate_ggc_array): New.
200 (ipa_edge_duplication_hook): Use it.
201 (ipa_update_after_lto_read): New function.
202 * ipa-prop.h (ipa_prop_write_jump_functions,
203 ipa_prop_read_jump_functions): Declare.
204 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
205 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
206 (ipa_edge_args_vector): Move into GGC.
207 (ipa_check_create_edge_args): Update.
208 (ipa_update_after_lto_read): New.
209 * passes.c (ipa_write_summaries_1): When in wpa, do not write summaries.
210 (ipa_read_summaries): When in ltrans, so not read summaries.
211 * lto-streamer.c (lto_get_section_name): Add LTO_section_jump_functions.
212 * lto-streamer.h (LTO_section_jump_functions): New section.
213 (produce_asm): Declare.
214 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
215 * lto-streamer-out.c (produce_asm): Export.
216 * lto-streamer-in.c: Include tree-pass.h
217 (input_function): Free dominance info when done.
218 (lto_read_body): Push ipa_inline in ltrans stage.
219 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
220 * Makefile.in (GTFILES): Add ipa-prop.h
222 2009-10-22 Matthias Klose <doko@ubuntu.com>
224 * doc/install.texi: Document --enable-browser-plugin.
226 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
228 * doc/invoke.texi (fira-loop-pressure): Update default value.
229 * opts.c (decode_options): Remove default value setting for
230 flag_ira_loop_pressure.
231 * config/ia64/ia64.c (ia64_override_options): Set
232 flag_ira_loop_pressure up for -O3.
233 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
235 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
237 PR tree-optimization/41497
238 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
239 chrec_dont_know if the evolution function returned by follow_ssa_edge
240 is constant in the analyzed loop and is not compatible with the
241 initial value before the loop.
242 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
244 2009-10-21 Joseph Myers <joseph@codesourcery.com>
246 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
248 2009-10-21 Jakub Jelinek <jakub@redhat.com>
251 * doc/invoke.texi: Document -print-multi-os-directory.
253 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
256 * gcc/config/darwin10.h: Use default_emit_unwind_label.
257 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
258 when darwin_emit_unwind_label is used.
260 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
262 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
265 2009-10-20 Richard Henderson <rth@redhat.com>
267 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
268 before emit_post_landing_pad.
270 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
272 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
273 Use when calling rtx_costs.
274 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
275 global optimize_size. Pass speed to mips_binary_cost.
277 2009-10-20 Jakub Jelinek <jakub@redhat.com>
279 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
282 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
284 * rtl.h (simplify_replace_fn_rtx): Declare.
285 (wrap_constant, unwrap_constant): Delete.
286 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
287 (expand_debug_expr): Don't call wrap_constant.
288 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
289 (auto_adjust_pair): Fold into...
290 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
291 Just return a new value.
292 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
293 otherwise use simplify_replace_rtx.
294 * cselib.c (wrap_constant): Reinstate old definition.
295 (cselib_expand_value_rtx_1): Don't wrap constants.
296 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
297 simplify_replace_rtx.
298 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
299 * reload1.c (reload): Skip all uses for an insn before adjusting it.
300 Use simplify_replace_rtx.
301 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
303 (simplify_replace_rtx): ...here. Turn into a wrapper for
304 simplify_replace_fn_rtx.
305 (simplify_unary_operation): Don't unwrap CONSTs.
306 * var-tracking.c (check_wrap_constant): Delete.
307 (vt_expand_loc_callback): Don't call it.
308 (vt_expand_loc): Likewise.
310 2009-10-20 Pascal Obry <obry@adacore.com>
311 Eric Botcazou <ebotcazou@adacore.com>
313 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
315 2009-10-20 Michael Matz <matz@suse.de>
317 * loop-invariant.c (create_new_invariant): Use different magic number.
319 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
322 * arm.c (arm_override_options): Forcibly disable hot/cold block
325 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
328 * haifa-sched.c (try_ready): Skip debug deps updating speculation
331 2009-10-20 Richard Guenther <rguenther@suse.de>
333 * ggc-page.c: Include cfgloop.h.
334 (struct max_alignment): Drop long double, add void *.
335 (extra_order_size_table): Add low non-power-of-two multiples
336 of MAX_ALIGNMENT. Drop small type-based entries, add
337 tree_type, cgraph_node and loop.
338 * alloc-pool.c (struct allocation_object_def): Drop long double
341 2009-10-20 Jakub Jelinek <jakub@redhat.com>
344 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
345 referenced just in DEBUG_INSNs.
347 2009-10-20 Richard Guenther <rguenther@suse.de>
350 * gimple.c (gimple_register_type): Make sure we register
351 the types main variant first.
353 2009-10-20 Richard Guenther <rguenther@suse.de>
355 * gimple.c (gimple_types_compatible_p): Simplify. Move
356 cheap checks before hashtable queries. Add checks for
357 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
359 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
361 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
362 without size or with size that can't be represented as a host integer.
364 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
366 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
367 the removal of a debug stmt as a significant change.
369 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
371 * config/s390/s390.md: Added agen condition to operand
373 Added bypass for early address generation use of int results.
376 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
378 * config/i386/i386.c: Remove signal.h #include.
380 2009-10-20 Jie Zhang <jie.zhang@analog.com>
382 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
383 * doc/rtl.texi: Document ss_abs.
385 2009-10-19 Jakub Jelinek <jakub@redhat.com>
387 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
388 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
389 instead of C_LEX_RAW_STRINGS.
390 (lex_string): Handle CPP_UTF8STRING.
391 * c-parser.c (c_parser_postfix_expression): Likewise.
392 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
393 (C_LEX_STRING_NO_JOIN): ... this.
395 2009-10-19 Anatoly Sokolov <aesok@post.ru>
397 * config/cris/cris.c (cris_function_value, cris_libcall_value,
398 cris_function_value_regno_p): New functions.
399 (cris_promote_function_mode): Update comment.
400 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
401 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
402 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
403 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
405 2009-10-19 Jakub Jelinek <jakub@redhat.com>
407 * unwind-dw2.c (execute_stack_op): Fix operand order for
408 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
410 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
412 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
413 (lower_stmt) <GIMPLE_BIND>: Add comment.
414 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
416 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
417 Otherwise lower it and set cannot_fallthru to true.
418 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
419 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
420 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
421 to true for a noreturn call. Do not remove statements.
422 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
423 Set cannot_fallthru to false on function exit.
424 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
425 <GIMPLE_ASSIGN>: Remove.
427 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
429 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
431 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
433 * config/s390/s390.c (s390_z10_optimize_cmp): Use
434 next/prev_active_insn to skip DEBUG_INSNs as well.
436 2009-10-19 Joseph Myers <joseph@codesourcery.com>
438 * config/arm/arm.c (output_move_neon): Use DImode in call to
441 2009-10-19 Matthias Klose <doko@ubuntu.com>
444 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
446 2009-10-19 Jakub Jelinek <jakub@redhat.com>
448 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
450 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
453 * optabs.c (expand_binop): Make mode of shift count expression mode
454 of shift count not target.
457 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
459 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
460 case. Force using values to replace references within the statement.
461 (convert_local_reference_stmt): Likewise.
463 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
465 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
466 remove a subsequent GOTO or RETURN statement.
468 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
470 * config/avr.md (*movqi): Add zero as equally preferable constraint
474 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
476 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
478 2009-10-17 Richard Guenther <rguenther@suse.de>
480 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
482 2009-10-17 Richard Guenther <rguenther@suse.de>
484 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
485 operands in COMPONENT_REFs.
487 2009-10-17 Anatoly Sokolov <aesok@post.ru>
489 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
490 if not defined. Change type of second argument to const_rtx.
491 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
493 * targhooks.h (default_libcall_value): Update prototype.
494 * target.h (struct gcc_target): Change type of second argument of
495 libcall_value to const_rtx.
496 * config/arm/arm.c (arm_libcall_value): Change type of second argument
498 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
499 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
501 2009-10-17 Jakub Jelinek <jakub@redhat.com>
504 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
505 * cgraphunit.c (cgraph_optimize): Call it.
506 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
507 (dwarf2out_assembly_start): ... here. New hook.
508 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
509 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
511 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
512 * sdbout.c (sdb_debug_hooks): Likewise.
513 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
514 (vmsdbgout_assembly_start): New hook.
516 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
518 * rtl.h (RTL_LOCATION): Fix typo.
520 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
522 * print-rtl.c (print_rtx): Print locators in asm_operands
525 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
528 * sched-deps.c (depl_on_debug_p): New.
529 (attach_dep_link): Reject debug deps before nondebug deps.
530 (add_to_deps_list): Insert debug deps after nondebug deps.
531 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
533 (sd_add_dep): Do not reject debug deps.
534 (add_insn_mem_dependence): Don't count debug deps.
535 (remove_from_deps): Likewise.
536 (sched_analyze_2): Set up mem deps on debug insns.
537 (sched_analyze_insn): Record reg uses for deps on debug insns.
538 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
539 try_ready nondebug insn after debug insn.
540 * ddg.c (create_ddg_dep_from_intra_loop_link,
541 create_ddg_dep_no_link): Don't reject debug deps.
543 2009-10-16 Richard Guenther <rguenther@suse.de>
545 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
546 (maybe_merge_incomplete_and_complete_type): Likewise.
547 (lto_symtab_merge): Do not call them. Do not warn for
548 complete vs. incomplete compatible types.
549 (lto_symtab_merge_decls_2): Simplify.
550 * gimple.c (gimple_force_type_merge): Remove.
551 (gimple_types_compatible_p): Make it static.
552 * gimple.h (gimple_force_type_merge): Remove.
553 (gimple_types_compatible_p): Likewise.
555 2009-10-16 Jakub Jelinek <jakub@redhat.com>
557 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
558 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
560 2009-10-16 Richard Guenther <rguenther@suse.de>
562 PR tree-optimization/41728
563 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
564 if fold_stmt did anything.
566 2009-10-16 Richard Guenther <rguenther@suse.de>
569 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
570 (maybe_fixup_handled_component): New function.
571 (input_gimple_stmt): Fixup mismatched decl replacements.
573 2009-10-16 Richard Guenther <rguenther@suse.de>
576 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
577 the same as VAR_DECL.
579 2009-10-16 Richard Guenther <rguenther@suse.de>
581 * gimple.c (iterative_hash_gimple_type): For integer types
582 also hash their minimum and maximum values and the string flag.
583 For array types hash their domain and the string flag.
585 2009-10-16 Richard Guenther <rguenther@suse.de>
587 * gimple.c (gimple_types_compatible_p): Restrict completing
588 types to record or unions. Simplify completion.
589 Do not merge records or unions with different
590 TYPE_STRUCTURAL_EQUALITY_P tag.
591 (iterative_hash_gimple_type): Restrict non-recursing into
592 pointer targets for records and unions.
594 2009-10-15 Jakub Jelinek <jakub@redhat.com>
597 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
598 * dwarf2out.c (mem_loc_descriptor): Don't handle
599 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
600 punt if it is not lowpart subreg or if inner mode isn't
603 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
605 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
606 investigating previous or next insns.
608 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
610 * tree-sra.c (build_ref_for_offset_1): Update comment.
612 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
614 * config/s390/s390.md (atype): Added missing values.
616 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
619 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
620 (casesi64p): Update pattern to reflect above.
622 2009-10-15 Steve Ellcey <sje@cup.hp.com>
624 PR rtl-optimization/41697
625 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
627 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
630 * config/rs6000/predicates.md: Update copyright year.
631 * config/rs6000/altivec.md: Ditto.
633 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
634 (MD_INCLUDES): Add a2.md.
636 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
637 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
638 (builtin_classify): New static vector to classify various builtins
639 to get the tree attributes correct.
640 (def_builtin): Set the attributes of builtins based on what the
641 builtin does (i.e. memory operation, floating point, saturation
642 need special attributes, others are pure functions).
644 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
646 (enum rs6000_builtins): Include rs6000-builtin.def to define the
647 builtins. Change the end marker to MAX_RS6000_BUILTINS from
648 RS6000_BUILTIN_COUNT.
649 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
652 * config/rs6000/rs6000-builtin.def: New file that combines the
653 builtin enumeration name and attributes.
655 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
657 * config/i386/linux.h (ASM_SPEC): Add --32.
659 2009-10-15 Jakub Jelinek <jakub@redhat.com>
661 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
662 and DW_TAG_template_alias.
663 (dwarf_attr_name): Handle DW_AT_main_subprogram,
664 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
665 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
666 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
667 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
668 and DW_AT_GNU_odr_signature.
669 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
670 DW_FORM_flag_present and DW_FORM_ref_sig8.
671 (output_signature): Only print name on the first byte.
672 (output_die): Likewise for dw_val_class_data8.
674 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
676 * doc/invoke.texi: Clarify that most optimizations are not enabled
679 2009-10-15 Richard Guenther <rguenther@suse.de>
682 * gimple.c (compare_type_names_p): Handle anonymous names
683 differently based on new mode argument.
684 (gimple_types_compatible_p): For structs also compare the tags.
685 (iterative_hash_type_name): Rename to ...
686 (iterative_hash_name): ... this. Hash all names.
687 (iterative_hash_gimple_type): Fix hashing the struct tag of
688 pointer targets. Hash field decl names.
690 2009-10-15 Richard Guenther <rguenther@suse.de>
693 * gimple.c (gimple_get_alias_set): Avoid recursing on
694 invalid type topology.
696 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
698 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
700 2009-10-15 Richard Guenther <rguenther@suse.de>
702 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
704 2009-10-15 Jakub Jelinek <jakub@redhat.com>
706 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
707 add --with-tune{,-32,-64} configured default for -mtune if explicit
710 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
712 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
714 2009-10-14 DJ Delorie <dj@redhat.com>
716 * config/h8300/h8300.c (F): New.
718 (h8300_emit_stack_adjustment): Call them.
720 (h8300_push_pop): Likewise.
721 (h8300_expand_prologue): Likewise.
722 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
723 (MUST_USE_SJLJ_EXCEPTIONS): Define.
724 (INCOMING_RETURN_ADDR_RTX): Define.
725 (INCOMING_FRAME_SP_OFFSET): Define.
726 (DWARF_CIE_DATA_ALIGNMENT): Define.
728 2009-10-14 Jakub Jelinek <jakub@redhat.com>
730 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
731 fields in builtin structs.
732 (finalize_record_size): Likewise.
734 2009-10-14 Richard Guenther <rguenther@suse.de>
736 * gimple.c (gtc_ob): New global.
737 (struct type_pair_d): Replace pointers with type UIDs.
738 (type_pair_hash): Adjust.
739 (type_pair_eq): Likewise.
740 (lookup_type_pair): Likewise. Allocate from an obstack.
741 (gimple_force_type_merge): Adjust.
742 (gimple_types_compatible_p): Likewise.
743 (free_gimple_type_tables): Free the obstack.
745 2009-10-14 Jakub Jelinek <jakub@redhat.com>
747 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
748 stmts setting DEBUG_EXPR_DECLs.
750 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
751 Don't crash if mode1 is VOIDmode.
753 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
755 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
756 * params.h (IRA_LOOP_RESERVED_REGS): New.
757 * tree-pass.h (pass_subregs_of_mode_init,
758 pass_subregs_of_mode_finish): Remove.
759 * passes.c (pass_subregs_of_mode_init,
760 pass_subregs_of_mode_finish): Remove.
761 (pass_reginfo_init): Move before loop optimizations.
762 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
763 * common.opt (fira-loop-pressure): New.
764 * toplev.h (flag_ira_loop_pressure): New.
765 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
766 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
767 Make external and void type functions.
768 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
769 pass_subregs_of_mode_finish): Remove.
770 * ira-costs.c (init_costs): Call init_subregs_of_mode.
771 * regmove.c: Include ira.h.
772 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
773 register pressure calculation in loops.
774 * loop-invariant.c: Include REGS_H and ira.h.
775 (struct loop_data): New members max_reg_pressure, regs_ref, and
777 (struct invariant): New member orig_regno.
778 (curr_loop): New variable.
779 (find_exits): Initialize regs_ref and regs_live.
780 (create_new_invariant): Initialize orig_regno.
781 (get_cover_class_and_nregs): New.
782 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
783 array. Add code for flag_ira_loop_pressure.
784 (gain_for_invariant): Make new_regs an array. Add code for
785 flag_ira_loop_pressure.
786 (best_gain_for_invariant): Ditto.
787 (set_move_mark): New parameter gain. Use it for debugging output.
788 (find_invariants_to_move): Make regs_needed and new_regs an array.
789 Add code for flag_ira_loop_pressure.
790 (move_invariant_reg): Set up orig_regno.
791 (move_invariants): Set up reg classes for pseudos for
792 flag_ira_loop_pressure.
793 (free_loop_data): Clear regs_ref and regs_live.
794 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
795 get_regno_cover_class, change_pressure, mark_regno_live,
796 mark_regno_death, mark_reg_store, mark_reg_clobber,
797 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
798 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
799 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
800 register pressure calculation in loops if new regs were added.
801 Call finish_subregs_of_mode.
802 * opts.c (decode_options): Set up flag_ira_loop_pressure.
803 * Makefile.in (loop-invariant.o): Add ira.h.
805 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
807 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
809 2009-10-14 Richard Guenther <rguenther@suse.de>
811 * lto-symtab.c (lto_symtab_compatible): Fold in ...
812 (lto_symtab_merge): ... here. Rewrite both to take the
813 prevailing and a to-be-merged entry and to queue diagnostics properly.
814 (lto_symtab_resolve_replaceable_p): New predicate for
816 (lto_symtab_resolve_can_prevail_p): Likewise.
817 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
818 handles merging commons by choosing the largest decl. Fold
819 in code that gives ODR errors.
820 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
822 (lto_symtab_merge_decls_1): Re-structure. Deal with the
823 case of no prevailing decl here. Diagnose mismatches
824 in object types here. Drop all but the prevailing decls.
825 (lto_symtab_prevailing_decl): Return the single prevailing decl.
826 * lto-streamer-in.c (lto_input_tree_ref): Deal with
827 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
829 2009-10-14 Richard Guenther <rguenther@suse.de>
832 * lto-streamer-in.c (input_bb): Replace debug stmts with
833 nops instead of dropping them.
835 2009-10-14 Nick Clifton <nickc@redhat.com>
837 * gcc/doc/extended.texi: Replace the dash character with @minus{}
838 in situations where it is being used as a minus symbol.
839 * gcc/doc/tm.texi: Likewise.
840 * gcc/doc/md.texi: Likewise.
842 2009-10-14 Jakub Jelinek <jakub@redhat.com>
844 PR preprocessor/41543
845 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
846 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
847 * tree.c: Include intl.h.
848 (expand_location): Handle BUILTINS_LOCATION.
849 * Makefile.in (tree.o): Depend on intl.h.
852 * dwarf2out.c (dwarf2out_var_location): Always clear
853 last_postcall_label when changing last_label.
855 2009-10-14 Pascal Obry <obry@adacore.com>
857 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
858 (process_command): Handle -E as done with -c and -S. Do not add
859 the target executable suffix to the output file when -E is used.
860 (main): Adjust error message accordingly.
862 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
868 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
870 (tree_code_size): Likewise.
872 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
874 * builtins.c (fold_builtin_1): Support complex "arc" functions.
875 * real.h (HAVE_mpc_arc): Define.
877 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
879 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
880 (struct builtin_description): Add fndecl field.
881 (bdesc): Remove const qualifier. Update initializer.
882 (sh_media_init_builtins): Remove const qualifier for d. Record
883 the result of add_builtin_function to the fndecl field.
884 (sh_builtin_decl): New.
885 (sh_media_builtin_decl): New.
887 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
890 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
891 requests between special registers.
893 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
895 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
897 2009-10-13 Richard Henderson <rth@redhat.com>
899 PR tree-optimization/41377
900 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
901 (cleanup_empty_eh_merge_phis): New change_region parameter;
902 pass it on to redirect_eh_edge_1. Update callers.
903 (cleanup_empty_eh_unsplit): Don't require an existing EH label
904 at the destination block.
906 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
908 * passes.c (register_pass): Replaced gcc_unreachable by
909 fatal_error on failure. Mentions plugins in comments & messages.
911 2009-10-13 Jakub Jelinek <jakub@redhat.com>
914 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
915 * sched-vis.c (print_value): Use it.
916 * cselib.c (cselib_hash_rtx): Likewise.
917 * print-rtl.c (print_rtx): Likewise.
918 * cfgexpand.c (expand_debug_rtx): Likewise.
919 * var-tracking.c (vt_expand_loc_callback): Likewise.
921 2009-10-13 Richard Guenther <rguenther@suse.de>
924 * opts.c (handle_option): Split out code to handle setting
925 the options flag var ...
926 (set_option): ... here.
927 * opts.h (set_option): Declare.
928 * lto-opts.c (register_user_option_p): Include -fexceptions
929 and all position independent code variants.
930 (handle_common_option): Remove.
931 (lto_reissue_options): Use set_option.
933 2009-10-13 Martin Jambor <mjambor@suse.cz>
935 PR tree-optimization/41661
936 * ipa-prop.c (compute_complex_pass_through): Allow only operations
937 that are tcc_comparisons or do not change the type in any
939 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
940 folding tcc_comparison operations.
942 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
944 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
947 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
953 * tree.def (DEBUG_EXPR_DECL): New.
954 * rtl.def (DEBUG_EXPR): New.
955 * gengtype.c (adjust_field_rtx_def): Handle it.
956 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
957 (insert_debug_temp_for_var_def): ... this. Drop support for
958 moving. Take iterator for def stmt; insert debug stmt before it.
959 Scan early for use count and kind in debug stmts.
960 (propagate_defs_into_debug_stmts): Rename to...
961 (insert_debug_temps_for_defs): ... this. Likewise.
962 * tree.h (DEBUG_TEMP_UID): New.
963 * tree.c (next_debug_decl_uid): New.
964 (make_node_stat): Count debug decls separately.
965 (copy_node_stat): Likewise.
966 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
967 * var-tracking.c (dv_is_decl_p): Recognize it.
968 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
969 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
970 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
971 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
972 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
973 (cselib_hash_rtx): Likewise.
974 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
975 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
977 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
978 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
979 * rtl.c (copy_rtx): Likewise.
980 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
981 * print-rtl.c (print_rtx): Likewise.
982 * sched-vis.c (print_value): Likewise.
983 (print_insn): Handle DEBUG_EXPR_DECL.
984 * tree-dump.c (dequeue_and_dump): Likewise.
985 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
986 * gimple-iterator (gsi_replace): Check for same lhs.
987 (gsi_remove): Insert debug temps.
988 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
989 (move_computations_stmt): Drop explicit propagation into debug stmts.
990 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
991 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
992 * tree-ssa-sink.c (statement_sink_location): Likewise.
993 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
994 * tree-ssanames.c (release_ssa_name): Adjust for rename.
995 * tree-flow.h: Likewise.
996 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
997 debug temps without values.
998 (eliminate_unnecessary_stmts): Don't discard just-inserted
1001 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
1004 * config/cris/cris.md (andu): Check that operand 1 is one of the
1005 general registers. Fix typo in head comment.
1007 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
1009 * config/i386/i386.md (vswapmov): New.
1010 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
1011 (ix86_function_ms_hook_prologue): New.
1012 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
1013 * configure.ac: Test for swap suffix support in as.
1014 * configure: Rebuild.
1016 2009-10-12 Jakub Jelinek <jakub@redhat.com>
1019 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
1020 paradoxical subregs to prevent partial register stalls if the inner
1021 mode is integer mode.
1023 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
1025 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
1027 2009-10-12 Dodji Seketeli <dodji@redhat.com>
1030 * gcc/dwarf2out.c (template_parameter_pack_die,
1031 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
1033 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
1036 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
1038 (maybe_register_def): Likewise. Take stmt iterator.
1039 (rewrite_update_stmt): Take stmt iterator and pass it on.
1040 (rewrite_update_enter_block): Pass stmt iterator.
1042 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1044 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
1045 (spu_builtin_decl): New function.
1047 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
1049 * config/i386/i386.md (SWIM): New mode iterator.
1050 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
1051 using SWIM mode iterator.
1052 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
1053 patterns using SWI48 mode iterator.
1054 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
1055 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
1056 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
1057 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
1058 patterns using SWI248 mode iterator.
1059 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
1060 gen_x86_movdicc_0_m1_rex64 for renamed function
1062 2009-10-11 Jose Ruiz <ruiz@adacore.com>
1063 Eric Botcazou <ebotcazou@adacore.com>
1066 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
1067 * config/sparc/sol2-unwind.h: New file.
1069 2009-10-11 Olivier Hainque <hainque@adacore.com>
1070 Eric Botcazou <ebotcazou@adacore.com>
1073 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
1074 * config/i386/sol2-unwind.h: New file.
1076 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
1079 * config/i386/i386.md (addsi_1_zext): Get the proper second
1082 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
1084 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
1085 all OLD_RTXes, not just REGs. Use copy_rtx to create the
1088 2009-10-11 Richard Guenther <rguenther@suse.de>
1090 * gimple.c (iterative_hash_type_name): Do not handle special
1093 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
1095 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
1096 (*setcc_si_1_and): Ditto.
1097 (*setcc_si_1_movzbl): Ditto.
1098 (*setcc_<mode>_2): Ditto.
1099 (*setcc_qi): Rename from *setcc_1.
1100 (*setcc_qi_slp): Rename from *setcc_2.
1102 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
1103 (*zero_extendqisi2_movzbw_and splitter): Ditto.
1105 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
1106 "if" condition, there is already assert with reload_completed present.
1108 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
1110 * plugin.c (try_init_one_plugin): Improve constness of variable err.
1112 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
1114 * doc/install.texi (Final install): Refer to
1115 http://gcc.gnu.org/bugs/ for bug reporting.
1117 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
1119 * configure.ac: Add test for dci instruction.
1120 * configure: Regenerate.
1121 * config.in: Likewise.
1122 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
1123 * doc/invoke.texi: Add cpu_type 476 and 476fp.
1124 (-mmulhw): Add 476 to description.
1125 (-mdlmzb): Likewise.
1126 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
1127 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
1128 (processor_target_table): Add 476 and 476fp entries.
1129 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
1130 (rs6000_issue_rate): Add CPU_PPC476.
1131 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
1132 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
1133 (processor_type): Add PROCESSOR_PPC476.
1134 (EXTRA_SPECS): Add asm_cpu_476 string.
1135 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
1136 (define_attr "cpu"): Add ppc476.
1138 Update comments for 476.
1139 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
1140 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
1141 Update copyright year.
1142 * config/rs6000/476.md: New file.
1143 * config/rs6000/40x.md: Add description for "isel" attribute.
1144 Update copyright year.
1145 * config/rs6000/440.md: Likewise.
1146 * config/rs6000/603.md: Likewise.
1147 * config/rs6000/6xx.md: Likewise.
1148 * config/rs6000/7450.md: Likewise.
1149 * config/rs6000/7xx.md: Likewise.
1150 * config/rs6000/8540.md: Likewise.
1151 * config/rs6000/cell.md: Likewise.
1152 * config/rs6000/e300c2c3.md: Likewise.
1153 * config/rs6000/e500mc.md: Likewise.
1154 * config/rs6000/mpc.md: Likewise.
1155 * config/rs6000/power4.md: Likewise.
1156 * config/rs6000/power5.md: Likewise.
1157 * config/rs6000/power6.md: Likewise.
1158 * config/rs6000/power7.md: Likewise.
1159 * config/rs6000/rios1.md: Likewise.
1160 * config/rs6000/rios2.md: Likewise.
1161 * config/rs6000/rs64.md: Likewise.
1163 2009-10-10 Richard Guenther <rguenther@suse.de>
1165 PR tree-optimization/41654
1166 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
1167 a cond expr before calling gimple_cond_set_condition_from_tree.
1168 (ifcombine_iforif): Likewise.
1170 2009-10-09 Ian Lance Taylor <iant@google.com>
1172 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
1173 * configure: Rebuild.
1175 2009-10-09 Neil Vachharajani <nvachhar@google.com>
1177 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
1180 2009-10-09 Richard Guenther <rguenther@suse.de>
1183 * target-def.h (TARGET_BUILTIN_DECL): Define.
1184 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
1185 * target.h (struct gcc_target): Add builtin_decl target hook.
1186 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
1187 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
1189 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
1190 not gcc_unreachable.
1191 (lto_output_builtin_tree): Sorry if the target does not support
1192 streaming target builtins.
1193 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
1194 (rs6000_builtin_decl): New function.
1195 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
1196 (ix86_builtin_decl): New function.
1198 2009-10-09 Jakub Jelinek <jakub@redhat.com>
1200 PR preprocessor/41445
1201 * c-ppoutput.c (do_line_change): New function.
1202 (cb_line_change): Use it.
1203 (scan_translation_unit): Call do_line_change if
1204 avoid_paste or PREV_WHITE and token location is on a different line
1205 than print.src_line.
1208 * dwarf2out.c (dwarf2out_init): Test whether
1209 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
1212 PR rtl-optimization/41646
1213 * calls.c (expand_call): For BLKmode types returned in registers
1214 avoid likely spilled hard regs in copy_blkmode_from_reg generated
1217 2009-10-09 Richard Guenther <rguenther@suse.de>
1219 PR tree-optimization/41634
1220 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
1221 we remove the correct elements.
1222 (optimize_stmt): Make sure to update stmt operands before
1223 optimizing redundancies.
1225 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1227 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
1229 2009-10-09 Richard Guenther <rguenther@suse.de>
1232 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
1234 (lto_wrapper_exit): New function.
1236 (fatal_perror): Likewise.
1237 (fork_execute): Use global args_name, do not free it.
1238 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
1239 * lto-streamer.h: Remove duplicate prototypes.
1241 2009-10-09 Richard Guenther <rguenther@suse.de>
1243 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
1244 before calling stmt_can_throw_external.
1246 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
1248 PR tree-optimization/40071
1249 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
1250 pointer if the original data reference doesn't conflict with the
1251 created vector data reference. Fix long line.
1253 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
1255 * config/i386/i386.md (any_div): New code iterator.
1256 (u): Handle div and udiv.
1258 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
1260 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
1261 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
1262 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
1263 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
1265 2009-10-08 Joseph Myers <joseph@codesourcery.com>
1267 * gcc.c (main): Remove trailing "." from diagnostics.
1269 2009-10-08 Cary Coutant <ccoutant@google.com>
1271 Add support for debugging with ICF (Identical Code Folding).
1272 * calls.c (debug.h): New #include.
1273 (emit_call_1): Call virtual_call_token debug hook.
1274 * common.opt (-fenable-icf-debug): New option.
1275 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
1276 locations in the source).
1277 (poc_label_num): New variable.
1278 (dcall_entry, vcall_entry): New typedefs.
1279 (dcall_table, vcall_table): New variables.
1280 (struct vcall_insn): New type.
1281 (vcall_insn_table): New variable.
1282 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
1283 (size_of_dcall_table): New function.
1284 (output_dcall_table): New function.
1285 (size_of_vcall_table): New function.
1286 (output_vcall_table): New function.
1287 (dwarf2out_direct_call): New function.
1288 (vcall_insn_table_hash): New function.
1289 (vcall_insn_table_eq): New function.
1290 (dwarf2out_virtual_call_token): New function.
1291 (dwarf2out_virtual_call): New function.
1292 (dwarf2out_init): Allocate new tables and sections.
1293 (prune_unused_types): Mark DIEs referenced from direct call table.
1294 (dwarf2out_finish): Output direct and virtual call tables.
1295 * final.c (final_scan_insn): Call direct_call and virtual_call
1297 * debug.h (struct gcc_debug_hooks): Add direct_call,
1298 virtual_call_token, virtual_call hooks.
1299 (debug_nothing_uid): New function.
1300 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
1301 (debug_nothing_uid): New function.
1302 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
1303 (xcoff_debug_hooks): Likewise.
1304 * sdbout.c (sdb_debug_hooks): Likewise.
1305 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1306 * doc/invoke.texi (-fenable-icf-debug): New option.
1308 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
1311 * regmove.c (regmove_backward_pass): Replace src with dst in the
1312 debug insn, and check for dst before rather than after.
1314 2009-10-08 Janis Johnson <janis187@us.ibm.com>
1316 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
1317 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
1319 2009-10-08 Jan Hubicka <jh@suse.cz>
1322 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
1323 do not mark cgraph nodes as needed.
1324 (record_references_in_initializer): Add new only_vars parameter.
1325 * cgraph.h (record_references_in_initializer): New parameter.
1326 * varasm.c (assemble_variable): Update call.
1327 * varpool.c (varpool_analyze_pending_decls): Always look for
1330 2009-10-08 Anatoly Sokolov <aesok@post.ru>
1332 * config/avr/avr.c (last_insn_address) Remove variable.
1333 (expand_prologue): Don't initialise last_insn_address variable.
1334 (final_prescan_insn): Don't output insn size.
1335 * config/avr/avr.opt (msize): Remove switch.
1336 * doc/invoke.texi (AVR Options): Remove documentation of -msize
1339 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
1341 * combine.c (label_tick_ebb_start): Fix comment.
1342 (combine_instructions): Set label_tick and label_tick_ebb_start before
1343 calling setup_incoming_promotions. Start them from 1. Increment
1344 label_tick instead of deriving it from the BB index. Rather than
1345 comparing ticks use the block from the previous iteration to decide
1346 whether to start a new EBB. Remove empty lines before function.
1348 2009-10-08 Michael Matz <matz@suse.de>
1351 * builtins.c (fold_builtin_isascii): Use fold_build2.
1352 (fold_builtin_isdigit): Ditto.
1353 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
1354 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
1355 remove_useless_stmts_cond, remove_useless_stmts_tf,
1356 remove_useless_stmts_tc, remove_useless_stmts_bind,
1357 remove_useless_stmts_goto, remove_useless_stmts_label,
1358 remove_useless_stmts_1, remove_useless_stmts,
1359 pass_remove_useless_stmts): Remove.
1360 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
1361 * passes.c (init_optimization_passes): Don't add
1362 pass_remove_useless_stmts.
1363 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
1364 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
1366 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
1367 for static constants.
1368 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
1369 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
1371 2009-10-08 Richard Guenther <rguenther@suse.de>
1373 * gimple.c (free_gimple_type_tables): New function.
1374 * gimple.h (free_gimple_type_tables): Declare.
1376 2009-10-07 Mark Heffernan <meheff@google.com>
1378 * ipa-prop.c (ipa_print_node_params) Only print
1379 names of named arguments.
1381 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
1383 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
1384 being statically linked.
1386 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1388 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
1390 2009-10-08 Jan Hubicka <jh@suse.cz>
1393 * ipa.c (cgraph_externally_visible_p,
1394 function_and_variable_visibility,
1395 whole_program_function_and_variable_visibility): Skip non-finalized
1398 2009-10-08 Nick Clifton <nickc@redhat.com>
1400 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
1403 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
1406 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
1408 2009-10-07 Joseph Myers <joseph@codesourcery.com>
1411 * c-common.c (c_fully_fold_internal): Strip nops from the result
1412 of recursive calls to c_fully_fold_internal.
1413 (c_wrap_maybe_const): New.
1414 (c_save_expr): Use c_wrap_maybe_const.
1415 * c-common.h (c_wrap_maybe_const): Declare.
1416 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
1417 build_binary_op): Use c_wrap_maybe_const.
1419 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1421 * real.c: Fix comment to reflect actual exponent size.
1423 2009-10-08 Ben Elliston <bje@au.ibm.com>
1425 * config/rs6000/a2.md: Add FSF comment header.
1427 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
1429 * config/i386/i386.md (any_extend): New code iterator.
1430 (u, s): New code attributes.
1432 (DWIH): Rewrite as code iterator for SI and DI modes.
1433 (DWI): Rewrite as mode attribute.
1434 (dwi): New mode attribute.
1435 (di): Depend on SI mode and DI mode.
1436 (doubleint_general_operand): Remove mode attribute.
1438 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
1441 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
1442 (*sub<mode>3_doubleword): Ditto.
1444 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
1445 using SWIM248 mode iterator.
1446 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
1447 using SWI48 mode iterator.
1448 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
1449 patterns using DWIH mode iterator and any_extend code iterator.
1450 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
1451 using any_extend code iterator.
1452 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
1453 patterns using DWIH mode iterator and any_extend code iterator.
1454 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
1455 using any_extend code iterator.
1456 (<s>mul<mode>3_highpart): Macroize expander from
1457 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
1458 and any_extend code iterator.
1459 (*<s>muldi3_highpart_1): Macroize insn from
1460 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
1461 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
1462 patterns using any_extend code iterator.
1463 (*<s>mulsi3_highpart_zext): Macroize insn from
1464 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
1466 2009-10-07 Jakub Jelinek <jakub@redhat.com>
1468 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
1469 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
1470 refering to a DIE with DW_AT_const_value.
1472 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
1475 * ira-lives.c (check_and_make_def_conflict): Process all operands.
1477 2009-10-06 Jan Hubicka <jh@suse.cz>
1479 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1482 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1484 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1485 *lea_2_rex64): Move before *add<mode>_1 pattern.
1487 2009-10-07 Jan Hubicka <jh@suse.cz>
1489 * collect2.c (main): Add -fno-whole-program.
1490 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1492 2009-10-07 Jan Hubicka <jh@suse.cz>
1494 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1495 has no address taken.
1496 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1498 (cgraph_clone_node): Clear externally_visible flag for clones.
1499 * cgraph.h (cgraph_only_called_directly_p,
1500 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1501 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1502 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1503 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1504 ipcp_insert_stage): Likwise.
1505 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1506 externally_visible flag.
1507 (verify_cgraph_node): Verify that inline clones look right.
1508 (process_function_and_variable_attributes): Do not set
1509 externally_visible flags.
1510 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1512 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1514 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1515 clear externally_visible when turning into inline clones
1516 (cgraph_mark_inline_edge): Use new predicates.
1517 (cgraph_estimate_growth): Likewise.
1518 (cgraph_decide_inlining): Likewise.
1519 * ipa.c (cgraph_postorder): Likewise.
1520 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1521 that inline clones are not needed.
1522 (cgraph_externally_visible_p): New predicate.
1523 (function_and_variable_visibility): Add whole_program parameter;
1524 always set externally_visible flag; handle COMDAT function
1526 (local_function_and_variable_visibility): New function.
1527 (gate_whole_program_function_and_variable_visibility): New function.
1528 (whole_program_function_and_variable_visibility): New function.
1529 (pass_ipa_whole_program_visibility): New function.
1530 * passes.c (init_optimization_passes): Add whole program visibility
1532 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1533 not care about needed/reachable flags.
1534 * varpool.c: Include flags.h
1535 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1536 (varpool_finalize_decl): When we are in LTO read-back, all variables
1538 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1540 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1542 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1545 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1547 * config.gcc: Don't include the makefile fragments intended for
1549 * config/s390/fixdfdi.h: File removed.
1550 * config/s390/libgcc-glibc.ver: File removed.
1551 * config/s390/s390.h: Remove the fixdfdi.h hack.
1552 * config/s390/t-crtstuff: File moved to libgcc dir.
1553 * config/s390/t-linux: Likewise.
1554 * config/s390/t-tpf: libgcc specific parts removed.
1555 * config/s390/t-linux64: Likewise.
1557 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1559 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1560 (lto-compress.o): Likewise.
1562 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1565 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1566 dllexport to class members here.
1567 (i386_pe_determine_dllimport_p): Only check static class data for
1569 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1570 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1571 functions for vague linkage.
1572 (i386_pe_type_dllexport_p): Fix formatting.
1573 (maybe_add_dllexport) New function.
1574 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1577 2009-10-07 Ben Elliston <bje@au.ibm.com>
1579 * config/rs6000/a2.md: Remove duplicated lines.
1581 2009-10-07 Ben Elliston <bje@au.ibm.com>
1583 * config.gcc (powerpc*-*-*): Handle a2.
1584 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1585 * config/rs6000/a2.md: New file.
1586 * config/rs6000/rs6000.opt (mno-update): New.
1587 (mupdate): Return to using a mask, not a var.
1588 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1589 (enum processor_type): Add PROCESSOR_PPCA2.
1590 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1591 (rs6000_override_options): Add "a2" to processor_target_table.
1592 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1593 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1595 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1597 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1598 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1599 reference to nonexistent gen_truncxfxf2 function.
1601 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1603 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1604 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1605 (general_operand): Handle TI mode.
1606 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1607 using SDWIM mode iterator.
1608 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1609 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1610 using DWI mode iterator.
1611 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1612 patterns using SWI mode iterator.
1613 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1614 using SWI48 mode iterator.
1615 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1616 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1617 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1618 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1619 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1620 using SDWIM mode iterator.
1621 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1622 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1623 using DWI mode iterator.
1624 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1625 patterns using SWI mode iterator.
1626 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1627 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1628 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1629 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1630 patterns using plusminus code iterator.
1631 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1632 sub<mode>3 patterns using plusminus code iterator.
1633 * config/i386/i386.c (override_options): Update the call to
1634 gen_subdi_carry_rex64 for renamed function.
1635 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1636 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1637 calls to instruction expanders.
1639 2009-10-06 Martin Jambor <mjambor@suse.cz>
1642 * opts.c (decode_options): Run IPA-SRA at -O2.
1644 2009-10-06 Richard Guenther <rguenther@suse.de>
1646 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1648 2009-10-06 Tobias Burnus <burnus@net-b.de>
1651 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1652 -flto and -fwhole-program flags can be combined.
1654 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1657 * gcc.c (process_command): Check that -o argument was specified.
1659 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1661 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1663 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1665 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1666 * doc/invoke.texi (Warning Options): Annotate allowed languages
1667 for -Wunsuffixed-float-constants.
1669 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1671 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1672 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1673 same name and isn't the main variant.
1676 * dwarf2out.c (loc_by_reference): Removed.
1677 (dw_loc_list_1): New function.
1678 (dw_loc_list): Remove toplev argument, add want_address argument.
1679 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1680 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1681 want_address == 2 to dw_loc_list. For successful dw_loc_list
1682 set have_address to 1 only if want_address is not 0.
1684 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1686 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1687 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1688 a code block followed by two pointers.
1689 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1690 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1691 (MIPS_MOVE): Likewise.
1692 (MIPS_LUI): Likewise.
1693 (MIPS_JR): Likewise.
1694 (MIPS_BAL): Likewise.
1695 (MIPS_NOP): Likewise.
1696 (mips_asm_trampoline_template): Delete.
1697 (mips_trampoline_code_size): New function.
1698 (mips_trampoline_init): Add shorter sequences for all cases
1699 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1700 Calculate the opcodes directly, rather than copying from a template.
1701 Only flush the code part of the trampoline.
1702 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1704 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1706 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1707 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1708 (INCOMING_RETURN_ADDR_RTX): Likewise.
1709 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1711 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1712 with RETURN_ADDR_REGNUM.
1713 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1714 * config/mips/mips.c (mips16_build_call_stub): Replace
1715 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1716 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1717 (mips_print_operand_punctuation): Likewise.
1718 (mips_frame_set): Likewise.
1719 (mips16e_output_save_restore): Likewise.
1720 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1721 (mips_save_reg_p): Likewise.
1722 (mips_return_addr): Likewise.
1723 (mips_set_return_address): Likewise.
1724 (mips_direct_save_slot_move_p): Likewise.
1725 (mips_output_function_prologue): Likewise.
1726 (mips_restore_reg): Likewise.
1727 (mips_expand_epilogue): Likewise.
1728 (mips_epilogue_uses): Likewise.
1729 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1730 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1731 (clear_hazard_<mode>): Likewise.
1732 (call_internal): Likewise.
1733 (call_internal_direct): Likewise.
1734 (call_direct_split): Likewise.
1735 (call_value_internal): Likewise.
1736 (call_value_split): Likewise.
1737 (call_value_internal_direct): Likewise.
1738 (call_value_direct_split): Likewise.
1739 (call_value_multiple_internal): Likewise.
1740 (call_value_multiple_split): Likewise.
1742 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1743 Jakub Jelinek <jakub@redhat.com>
1745 PR rtl-optimization/41511
1746 * combine.c (record_value_for_reg): Pass explicit values as argument
1747 to get_last_value_validate.
1748 (get_last_value_validate): Document INSN parameter.
1749 For non-readonly MEMs, assume they might have been modified if INSN
1750 was in another basic block.
1751 (get_last_value): Minor reformatting.
1753 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1756 * final.c (asm_str_count): Split out from asm_insn_count.
1757 * rtl.h (asm_str_count): New prototype.
1758 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1761 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1763 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1765 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1766 Rafael Espindola <espindola@google.com>
1768 * gengtype.c (write_types): Moved call to write_func_for_structure
1769 into seperate loops.
1771 2009-10-05 Richard Guenther <rguenther@suse.de>
1774 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1775 (input_cgraph_1): Input toplevel asms.
1777 2009-10-05 Richard Guenther <rguenther@suse.de>
1780 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1781 (external_aggregate_decl_p): Likewise.
1782 (lto_symtab_compatible): Re-structure. Remove dead code.
1783 For variables ignore toplevel qualifiers when comparing types.
1784 Issue warnings, not errors for mismatched user-alignment.
1786 2009-10-05 Richard Guenther <rguenther@suse.de>
1790 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1791 (struct lto_symtab_identifier_def): Likewise.
1792 (struct lto_symtab_decl_def): Likewise.
1793 (struct lto_symtab_entry_def): New.
1794 (lto_symtab_identifier_t): Rename to ...
1795 (lto_symtab_entry_t): ... this.
1796 (lto_symtab_decls): Remove.
1797 (lto_symtab_base_hash): Rename to ...
1798 (lto_symtab_entry_hash): ... this.
1799 (lto_symtab_base_eq): Rename to ...
1800 (lto_symtab_entry_eq): ... this.
1801 (lto_symtab_base_marked_p): Rename to ...
1802 (lto_symtab_entry_marked_p): ... this.
1803 (lto_symtab_identifier_marked_p): Remove.
1804 (lto_symtab_decl_marked_p): Likewise.
1805 (lto_symtab_maybe_init_hash_tables): Rename to ...
1806 (lto_symtab_maybe_init_hash_table): ... this.
1807 (lto_symtab_set_resolution_and_file_data): Remove.
1808 (lto_symtab_register_decl): New function.
1809 (lto_symtab_get_identifier): Remove.
1810 (lto_symtab_get): New function.
1811 (lto_symtab_get_resolution): Adjust.
1812 (lto_symtab_get_identifier_decl): Remove.
1813 (lto_symtab_set_identifier_decl): Likewise.
1814 (lto_symtab_merge_decl): Rename to ...
1815 (lto_symtab_merge): ... this. Rewrite.
1816 (lto_symtab_merge_var): Remove.
1817 (lto_symtab_merge_fn): Likewise.
1818 (lto_symtab_prevailing_decl): Adjust.
1819 (lto_cgraph_replace_node): New function.
1820 (lto_symtab_merge_decls_2): Likewise.
1821 (lto_symtab_merge_decls_1): Likewise.
1822 (lto_symtab_fixup_var_decls): Likewise.
1823 (lto_symtab_resolve_symbols): Likewise.
1824 (lto_symtab_merge_decls): Likewise.
1825 (lto_symtab_prevailing_decl): Adjust.
1826 (lto_symtab_get_symtab_def): Remove.
1827 (lto_symtab_get_file_data): Likewise.
1828 (lto_symtab_clear_resolution): Adjust.
1829 (lto_symtab_clear_resolution): Likewise.
1830 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1831 (input_cgraph_1): Likewise.
1832 * lto-streamer-in.c (get_resolution): Do not provide fake
1833 symbol resolutions here.
1834 (deferred_global_decls): Remove.
1835 (lto_register_deferred_decls_in_symtab): Likewise.
1836 (lto_register_var_decl_in_symtab): Change signature, register
1837 variable via lto_symtab_register_decl.
1838 (lto_register_function_decl_in_symtab): Likewise.
1839 (lto_read_tree): Adjust.
1840 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1841 (lto_symtab_merge_var): Likewise.
1842 (lto_symtab_merge_fn): Likewise.
1843 (lto_symtab_register_decl): Declare.
1844 (lto_symtab_merge_decls): Likewise.
1846 2009-10-05 Richard Guenther <rguenther@suse.de>
1848 PR tree-optimization/23821
1849 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1850 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1851 simple IV increments.
1853 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1855 * config/arm/arm.c (arm_override_options): Really initialize
1856 flag_dwarf2_cfi_asm to 0.
1858 2009-10-05 Doug Kwan <dougkwan@google.com>
1860 PR rtl-optimization/41574
1861 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1862 floating point and we are not doing unsafe math optimizations.
1864 2009-10-03 Simon Baldwin <simonb@google.com>
1865 Cary Coutant <ccoutant@google.com>
1866 Rafael Espindola <espindola@google.com>
1867 Richard Guenther <rguenther@suse.de>
1868 Jan Hubicka <jh@suse.cz>
1869 Doug Kwan <dougkwan@google.com>
1870 H.J. Lu <hongjiu.lu@intel.com>
1871 Bill Maddox <maddox@google.com>
1872 Ryan Mansfield <rmansfield@qnx.com>
1873 Diego Novillo <dnovillo@google.com>
1874 Ollie Wild <aaw@google.com>
1875 Kenneth Zadeck <zadeck@naturalbridge.com>
1877 * lto-cgraph.c: New file.
1878 * lto-compress.c: New file.
1879 * lto-compress.h: New file.
1880 * lto-opts.c: New file.
1881 * lto-section-in.c: New file.
1882 * lto-section-out.c: New file.
1883 * lto-streamer-in.c: New file.
1884 * lto-streamer-out.c: New file.
1885 * lto-streamer.c: New file.
1886 * lto-streamer.h: New file.
1887 * lto-symtab.c: New file.
1888 * lto-wpa-fixup.c: New file.
1889 * lto-wrapper.c: New file.
1891 2009-10-03 Simon Baldwin <baldwin@google.com>
1892 Ben Elliston <bje@au.ibm.com>
1893 Rafael Espindola <espindola@google.com>
1894 Nathan Froyd <froydnj@codesourcery.com>
1895 Jan Hubicka <jh@suse.cz>
1896 Doug Kwan <dougkwan@google.com>
1897 Diego Novillo <dnovillo@google.com>
1898 Kenneth Zadeck <zadeck@naturalbridge.com>
1900 * Makefile.in (enable_lto): New.
1901 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1902 (LINKER_PLUGIN_API_H): Define.
1903 (LTO_SYMTAB_H): Define.
1904 (LTO_STREAMER_H): Define.
1905 (TREE_VECTORIZER_H): Define.
1906 (INCLUDES): Add LIBELFINC.
1907 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1908 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1909 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1910 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1911 (native): Add lto-wrapper$(exeext)
1912 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1913 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1914 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1915 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1916 (varasm.o): Add dependency on tree-iterator.h.
1917 (cgraph.o): Add dependency on cif-code.def.
1918 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1919 (ipa-pure-const.o): Likewise.
1920 (GTFILES): Add lto-symtab.c.
1921 (install-lto-wrapper): New.
1922 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1923 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1924 * config.in: Regenerate.
1926 2009-10-03 Rafael Espindola <espindola@google.com>
1927 Diego Novillo <dnovillo@google.com>
1929 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1930 ipa_write_summaries.
1931 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1933 (cgraph_optimize): Make extern.
1935 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1936 Kenneth Zadeck <zadeck@naturalbridge.com>
1938 * toplev.c (in_lto_p): Declare.
1939 * collect2.c (scan_prog_file): Read all the output when reading
1940 information for LTO.
1941 (enum lto_mode_d): Declare.
1943 2009-10-03 Richard Guenther <rguenther@suse.de>
1944 Diego Novillo <dnovillo@google.com>
1946 * gimple.c: Include target.h and alias.h.
1947 (gimple_types): Declare.
1948 (type_hash_cache): Declare.
1949 (gimple_alloc_stat): Make extern.
1950 (gimple_build_eh_must_not_throw): Call
1951 gimple_eh_must_not_throw_set_fndecl.
1952 (struct type_pair_d): Declare.
1953 (type_pair_t): Declare.
1954 (type_pair_hash): New.
1955 (type_pair_eq): New.
1956 (lookup_type_pair): New.
1957 (gimple_force_type_merge): New.
1958 (compare_type_names_p): New.
1959 (compare_field_offset): New.
1960 (gimple_types_compatible_p): New.
1961 (struct sccs): Declare.
1962 (next_dfs_num): Declare.
1963 (iterative_hash_gimple_type): New.
1965 (iterative_hash_type_name): New.
1966 (iterative_hash_gimple_type): New.
1967 (gimple_type_hash): New.
1968 (gimple_type_eq): New.
1969 (gimple_register_type): New.
1970 (print_gimple_types_stats): New.
1971 (gimple_signed_or_unsigned_type): New.
1972 (gimple_unsigned_type): New.
1973 (gimple_signed_type): New.
1974 (gimple_get_alias_set): New.
1975 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1976 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1977 (gimple_force_type_merge): Declare.
1978 (gimple_types_compatible_p): Declare.
1979 (gimple_register_type): Declare.
1980 (print_gimple_types_stats): Declare.
1981 (gimple_unsigned_type): Declare.
1982 (gimple_signed_type): Declare.
1983 (gimple_get_alias_set): Declare.
1984 (gimple_eh_must_not_throw_set_fndecl): New.
1986 2009-10-03 Jan Hubicka <jh@suse.cz>
1987 Kenneth Zadeck <zadeck@naturalbridge.com>
1989 * ipa-pure-const.c: Include lto-streamer.h.
1990 (register_hooks): Factor out of ...
1991 (generate_summary): ... here.
1992 (pure_const_write_summary): New.
1993 (pure_const_read_summary): New.
1994 (pass_ipa_pure_const): Add pure_const_write_summary and
1995 pure_const_read_summary.
1996 * ipa-reference.c: Include lto-streamer.h.
1997 (add_new_function): New.
1998 (remove_node_data): New.
1999 (duplicate_node_data): New.
2000 (ipa_init): Guard against multiple calls.
2001 Move hook setup from analyze_function.
2002 (write_node_summary_p): New.
2003 (ipa_reference_write_summary): New.
2004 (ipa_reference_read_summary): New.
2005 (pass_ipa_reference): Add ipa_reference_write_summary and
2006 ipa_reference_read_summary.
2007 * cgraph.h (cgraph_local_info): Add field lto_file_data.
2008 (struct cgraph_edge): Add fields lto_stmt_uid and
2009 call_stmt_cannot_inline_p.
2010 (cgraph_optimize): Declare.
2011 (cgraph_decide_is_function_needed): Declare.
2012 (reset_inline_failed): Declare.
2013 (enum LTO_cgraph_tags): Declare.
2014 (LTO_cgraph_tag_names): Declare.
2015 (LCC_NOT_FOUND): Define.
2017 2009-10-03 Doug Kwan <dougkwan@google.com>
2018 Rafael Espindola <espindola@google.com>
2019 Jan Hubicka <jh@suse.cz>
2020 Diego Novillo <dnovillo@google.com>
2021 Kenneth Zadeck <zadeck@naturalbridge.com>
2023 * passes.c (all_regular_ipa_passes): New.
2024 (all_ipa_passes): Rename to all_small_ipa_passes.
2025 (init_optimization_passes): Init all_regular_ipa_passes.
2026 * tree-pass.h (all_regular_ipa_passes): New.
2027 (all_ipa_passes): Rename to all_small_ipa_passes.
2028 * passes.c (all_lto_gen_passes): New.
2029 (init_optimization_passes): Initialize all_lto_gen_passes.
2030 (execute_ipa_summary_passes): Make non-static.
2031 (ipa_write_summaries_1): New.
2032 (ipa_write_summaries_2): New.
2033 (ipa_write_summaries): New.
2034 (ipa_write_summaries_of_cgraph_node_set): New.
2035 (ipa_read_summaries_1): New.
2036 (ipa_read_summaries): New.
2037 (execute_ipa_pass_list): Call cgraph_process_new_functions.
2038 (execute_regular_ipa_pass_list): Remove.
2039 (init_optimization_passes): Schedule
2040 pass_rebuild_cgraph_edges and pass_early_inline outside
2041 of pass_all_early_optimizations. Document reason.
2042 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
2043 pass_ipa_lto_finish_out): New pass.
2044 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
2045 (execute_all_ipa_transforms): New.
2046 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
2047 (dump_properties, debug_properties): New.
2048 * tree-optimize.c (gate_all_early_local_passes): Return
2049 false if we are in lto1.
2050 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
2051 * tree-pass.h (execute_all_ipa_transforms): Declare.
2052 (pass_ipa_function_and_variable_visibility): Declare.
2053 (pass_ipa_early_inline): Declare.
2054 (pass_ipa_lto_gimple_out): Declare.
2055 (pass_ipa_lto_wpa_fixup): Declare.
2056 (pass_ipa_lto_finish_out): Declare.
2057 (all_small_ipa_passes, all_regular_ipa_passes,
2058 all_lto_gen_passes): Declare.
2059 (execute_ipa_summary_passes): Declare.
2060 (execute_all_ipa_transforms): Declare.
2061 (ipa_write_summaries): Declare
2062 (ipa_write_summaries_of_cgraph_node_set): Declare.
2063 (ipa_read_summaries): Declare.
2065 2009-10-03 Doug Kwan <dougkwan@google.com>
2066 Ollie Wild <aaw@google.com>
2068 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
2070 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
2071 (lto_mode): New variable.
2072 (maybe_run_lto_and_relink): Handle the -fwpa option.
2073 (main): Handle the -fwpa option.
2074 (maybe_unlink_list): New function.
2075 * gcc.c (link_lto_options): Replace -flto with -fwpa.
2076 * common.opt (flto): New flag.
2077 * toplev.c (flag_generate_lto): Declare.
2079 2009-10-03 Simon Baldwin <simonb@google.com>
2081 * common.opt (flto-compression-level): New flag.
2083 * opts.c: Include lto-opts.h.
2084 (handle_option): Call lto_register_user_option for each
2085 valid option handled.
2086 (decode_options): Clear registered options before the options
2089 2009-10-03 Cary Coutant <ccoutant@google.com>
2091 * collect2.c (is_elf): New function.
2092 (scan_prog_file): Require LTO object to be in ELF format.
2094 2009-10-03 Rafael Espindola <espindola@google.com>
2096 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
2097 libgcc to the linker.
2099 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
2101 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
2102 (collect_execute): Add flags argument. Pass flags to pex_run. Update
2104 * collect2.h (collect_execute): Add flags argument.
2105 * tlink.c (tlink_execute): Update call to collect_execute.
2106 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
2107 (use_linker_plugin): New.
2108 (use_linker_plugin_spec_function): New.
2109 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
2110 (linker_plugin_file_spec): New.
2111 (lto_wrapper_spec): New.
2112 (lto_gcc_spec): New.
2113 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
2114 (static_spec_functions): Add use-linker-plugin.
2115 (process_command): Handle -use-linker-plugin.
2116 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
2117 linker_plugin_file_spec and lto_gcc_spec.
2118 (use_linker_plugin_spec_function): New.
2120 2009-10-03 Richard Guenther <rguenther@suse.de>
2124 * tree.h (is_lang_specific): Include LANG_TYPE.
2125 * tree.c (find_decls_types_r): Manually add interesting parts
2126 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
2128 * gimple.c (type_pair_hash): Make symmetric.
2129 (type_pair_eq): Likewise.
2130 (lookup_type_pair): Increase initial hashtable size.
2131 (gimple_force_type_merge): Rely on type-pair symmetry.
2132 (visit): Remove excessive checking code.
2133 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
2134 (gimple_register_type): Remove getenv calls, shrink initial
2138 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
2139 inline functions if not generating lto output.
2142 * toplev.c (finalize): In WPA mode remove the asm file.
2144 2009-10-03 Doug Kwan <dougkwan@google.com>
2146 * ipa-inline.c (cgraph_mark_inline): Check
2147 edge->call_stmt_cannot_inline_p instead of calling
2148 gimple_call_cannot_inline_p.
2149 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
2150 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
2151 (inline_generate_summary): Do nothing in LTRANS.
2152 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
2153 exists before calling gimple_call_cannot_inline_p.
2154 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
2155 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
2156 Update new_edge->lto_stmt_uid.
2157 * cgraphbuild.c (reset_inline_failed): New.
2159 * common.opt (fwpa): New flag.
2160 (fltrans): New option.
2161 * gcc.c (gcc_lto_option_t): New type.
2162 (current_lto_option): New variable.
2163 (lto_single_spec_function): Remove and is replaced by ..
2164 (lto_option_spec_function): New function.
2165 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
2166 passing the -flto flag.
2167 (cc1_options): Separate non-LTO related parts into ..
2168 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
2169 (lto1_options): New spec for lto FE.
2170 (link_lto_options): New spec for handling LTO flags in linker.
2171 (invoke_lto_single): Re-format to fit in 80 column. Replace
2172 lto-single with lto-option.
2173 (static_specs): Add cc1_non_lto_options, lto1_options and
2175 (static_spec_function): Replace lto-single with lto-option.
2176 (process_command): Handle -flto, -fwpa and -fltran by setting
2177 current_lto_option and not passing it to subprocess unconditionally.
2179 2009-10-03 Bill Maddox <maddox@google.com>
2181 Add `gcc' driver support for link-time code generation (LTO).
2183 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
2184 (lto_flag, lto_objects, lto_o_file): New variables.
2185 (struct lto_object, struct lto_object_list): New structures.
2186 (collect_exit, handler): Remove LTO temporary output file on exit.
2187 (add_lto_object): New function.
2188 (maybe_run_lto_and_relink): New function. Perform link time code
2189 generation and relinking for object files containing LTO information.
2190 (main): Invoke maybe_run_lto_and_relink().
2191 (dump_argv): New function. For debugging, currently disabled.
2192 (scan_prog_file): Add LTO information pass.
2193 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
2195 * toplev.c (compile_file): Emit assembler directive to create
2196 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
2198 2009-10-03 Diego Novillo <dnovillo@google.com>
2200 * c.opt: Add LTO to warn_abi and warn_psabi.
2202 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
2203 inline function. Ignore language-specific nodes. Update all users.
2204 (find_decls_types_r): Do not traverse the subtrees of
2205 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
2206 * tree.h (is_lang_specific): New.
2207 * langhooks.h (struct lang_hooks_for_decls): Remove
2208 may_need_assembler_name_p. Update all users.
2210 * c-common.c (set_builtin_user_assembler_name): Move ...
2211 * builtins.c (set_builtin_user_assembler_name): ... here.
2212 (is_builtin_name): Add comment
2213 (is_builtin_fn): New.
2214 * except.c (output_ttype): Only call
2215 lookup_type_for_runtime if TYPE is not a runtime type.
2217 * passes.c (register_pass): Call position_pass on
2218 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
2219 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
2220 (TV_IPA_LTO_DECL_IO): Define.
2221 (TV_IPA_LTO_CGRAPH_IO): Define.
2223 (TV_WHOPR_WPA): Define.
2224 (TV_WHOPR_WPA_IO): Define.
2225 (TV_WHOPR_LTRANS): Define.
2226 (TV_WHOPR_WPA_FIXUP): Define.
2227 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
2228 * tree-cfg.c (tree_node_can_be_shared): Make extern.
2229 * tree-flow.h (tree_node_can_be_shared): Declare.
2230 * tree-inline.c (tree_can_inline_p): Check that E has a
2231 statement associated with it.
2232 * tree.c (free_lang_data_in_binf): Factor out of ...
2233 (free_lang_data_in_type): ... here.
2234 Call RECORD_OR_UNION_TYPE_P.
2235 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
2236 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
2237 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
2238 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
2239 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
2240 (gate_free_lang_data): Return true if flag_generate_lto is set.
2241 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
2242 * c-common.h (set_builtin_user_assembler_name): Move ...
2243 * tree.h (set_builtin_user_assembler_name): ... here.
2245 * common.opt (flto-report): New flag.
2246 * opts.c (complain_wrong_lang): Do not complain if running lto1.
2247 * collect2.c (scan_prog_file): Send the error output of
2248 'nm' to HOST_BIT_BUCKET.
2250 2009-10-03 Ollie Wild <aaw@google.com>
2252 * langhooks-def.h (lhd_begin_section): New function declaration.
2253 (lhd_write_section): New function declaration.
2254 (lhd_end_section): New function declaration.
2255 (LANG_HOOKS_BEGIN_SECTION): New macro.
2256 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
2257 (LANG_HOOKS_END_SECTION): New macro.
2258 (LANG_HOOKS_LTO): New macro.
2259 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
2260 * langhooks.c (output.h): Add include.
2261 (saved_section): New static variable.
2262 (lhd_begin_section): New function.
2263 (lhd_write_section_data): New function.
2264 (lhd_end_section): New function.
2265 * langhooks.h (struct lang_hooks_for_lto): New structure.
2266 (struct lang_hooks): Add member lto.
2267 * Makefile.in (langhooks.o): Add dependency on output.h.
2269 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
2271 2009-10-03 Richard Guenther <rguenther@suse.de>
2273 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
2276 2009-10-03 Simon Baldwin <simonb@google.com>
2277 Richard Guenther <rguenther@suse.de>
2278 Janis Johnson <janis187@us.ibm.com>
2279 Doug Kwan <dougkwan@google.com>
2280 Diego Novillo <dnovillo@google.com>
2281 Ramana Radhakrishnan <ramana.r@gmail.com>
2282 Ollie Wild <aaw@google.com>
2284 * doc/install.texi: Add documentation for libelf and --enable-lto.
2285 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
2286 -flto-report, -flto-compression-level and -use-linker-plugin.
2287 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
2288 Add section for LTO Testing.
2290 2009-10-02 Cary Coutant <ccoutant@google.com>
2292 Add support for comdat type sections for DWARF v4.
2293 Merge from dwarf4 branch.
2295 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
2296 (dw_die_ref): Define vector type.
2297 (enum dw_val_class): Add dw_val_class_data8.
2298 (struct dw_val_struct): Add v.val_data8.
2299 (comdat_type_node_ref): New type.
2300 (struct die_struct): Move die_symbol into a union; add new field
2301 die_type_node. Change all uses.
2302 (comdat_type_node): New type.
2303 (skeleton_chain_node): New type.
2304 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
2305 (comdat_type_list): New variable.
2306 (dwarf_tag_name): Add DW_TAG_type_unit.
2307 (dwarf_attr_name): Add DW_AT_signature.
2308 (add_AT_data8): New function.
2309 (replace_child): New function.
2310 (move_all_children): New function.
2311 (print_signature): New function.
2312 (print_die): Print signature information; add dw_val_class_data8.
2313 (attr_checksum): Support dw_val_class_data8.
2314 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
2315 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
2316 (checksum_sleb128, checksum_uleb128): New functions.
2317 (checksum_die_context): New function.
2318 (loc_checksum_ordered): New function.
2319 (attr_checksum_ordered): New function.
2320 (struct checksum_attributes): New structure.
2321 (collect_checksum_attributes): New function.
2322 (die_checksum_ordered): New function.
2323 (generate_type_signature): New function.
2324 (same_dw_val_p): Add dw_val_class_data8.
2325 (is_symbol_die): Use new is_declaration_die function.
2326 (is_declaration_die): New function.
2327 (should_move_die_to_comdat): New function.
2328 (clone_die): New function.
2329 (clone_tree): New function.
2330 (clone_as_declaration): New function.
2331 (copy_declaration_context): New function.
2332 (generate_skeleton_ancestor_tree): New function.
2333 (generate_skeleton_bottom_up): New function.
2334 (generate_skeleton): New function.
2335 (remove_child_or_replace_with_skeleton): New function.
2336 (break_out_comdat_types): New function.
2337 (struct decl_table_entry): New type.
2338 (htab_decl_hash): New function.
2339 (htab_decl_eq): New function.
2340 (htab_decl_del): New function.
2341 (copy_ancestor_tree): New function.
2342 (copy_decls_walk): New function.
2343 (copy_decls_for_unworthy_types): New function.
2344 (build_abbrev_table): Don't assert on missing die_symbol when doing
2345 comdat type sections.
2346 (size_of_die): Use DW_FORM_sig8 for external references. Add
2348 (unmark_dies): Don't assert for unmarked dies when doing comdat
2350 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
2351 (output_signature): New function.
2352 (output_die): Likewise.
2353 (output_compilation_unit_header): Mark output as DWARF version 3
2354 even if generating DWARF 4.
2355 (output_comdat_type_unit): New function.
2356 (output_line_info): Mark output as DWARF version 3 even if generating
2358 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
2360 (dwarf2out_end_source_file): Likewise.
2361 (prune_unused_types_walk_attribs): Don't follow references into
2362 comdat type sections.
2363 (prune_unused_types_mark): When generating type units, do not mark
2364 children of non-defining declarations of types; do mark children of
2366 (prune_unused_types): Process comdat type sections.
2367 (htab_ct_hash): New function.
2368 (htab_ct_eq): New function.
2369 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
2370 Add a pointer to the line table from type unit entries so
2371 DW_AT_decl_file has meaning.
2372 * varasm.c (default_elf_asm_named_section): Use identifier name as
2373 comdat key instead of lang hook.
2375 2009-10-02 Neil Vachharajani <nvachhar@google.com>
2377 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
2379 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
2381 * config/i386/i386.md (SWIM248): New mode iterator.
2382 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
2383 divmodhi4 patterns using SWIM248 macro.
2384 (*divmod<mode>4): Macroize insn_and_split pattern from
2385 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
2386 and their corresponding splitters usign SWIM248 macro. Split SImode
2387 insn to generate cltd and DImode insn to generate cqto instead of
2388 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
2389 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
2390 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
2391 *divmodsi_noext patterns using SWIM248 macro.
2392 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
2393 udivmodhi4 patterns using SWIM248 macro.
2394 (*udivmod<mode>4): Macroize insn_and_split pattern from
2395 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
2396 corresponding splitters using SWIM248 macro.
2397 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
2398 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
2400 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
2402 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
2403 of zero-sized element is zero-sized regardless of its extent.
2405 2009-10-02 Jakub Jelinek <jakub@redhat.com>
2408 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
2409 * configure: Regenerated.
2410 * config.in: Regenerated.
2411 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
2412 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
2413 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
2414 not emitting .eh_frame, emit .cfi_sections .debug_frame
2419 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
2420 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
2422 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
2423 vars use DECL_RTL with resetting it back to NULL afterwards.
2424 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
2425 rtx_equal_p instead of asserting it is a SYMBOL_REF.
2426 (value_format): For dw_val_class_addr only use DW_FORM_addr if
2427 the attribute type allows it, otherwise use DW_FORM_dataN.
2428 (mem_loc_descriptor): Handle CONST_STRING.
2429 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
2430 Handle MEM with CONST_STRING address using add_AT_string.
2431 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
2432 CONST_STRING for const arrays initialized with a string literal.
2433 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
2434 (dwarf2out_finish): Call resolve_addr.
2436 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
2437 Maxim Kuvyrkov <maxim@codesourcery.com>
2439 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
2441 2009-10-02 Nick Clifton <nickc@redhat.com>
2443 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
2444 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
2446 2009-10-01 Jan Hubicka <jh@suse.cz>
2448 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
2449 (cgraph_create_virtual_clone): Just pass redirect_callers
2451 * cgraph.h (cgraph_clone_node): Update prototype.
2452 * ipa-pure-const.c (self_recursive_p): New function.
2453 (propagate): Use it.
2454 * ipa-inline.c (cgraph_clone_inlined_nodes,
2455 cgraph_decide_recursive_inlining): Update.
2457 2009-10-01 David Daney <ddaney@caviumnetworks.com>
2459 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
2460 instructions for TARGET_OCTEON.
2462 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2464 * config/arm/arm.c (arm_override_options): Turn off
2465 flag_dwarf2_cfi_asm for AAPCS variants.
2467 2009-10-01 Martin Jambor <mjambor@suse.cz>
2470 * tree-sra.c (convert_callers): Do not call
2471 compute_inline_parameters on one caller more than once.
2473 2009-10-01 Nick Clifton <nickc@redhat.com>
2475 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
2476 an empty string if not already defined.
2478 2009-10-01 Martin Jambor <mjambor@suse.cz>
2481 * tree-sra.c (is_va_list_type): New function.
2482 (find_var_candidates): Call is_va_list_type.
2483 (find_param_candidates): Check that the type or the type pointed
2484 to are not va_list types.
2486 2009-10-01 Martin Jambor <mjambor@suse.cz>
2489 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2490 DECL_ARTIFICIAL (param_decl) is true.
2492 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2494 * tree.h (tree_decl_common::lang_flag_8): New.
2495 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2497 * c-common.h (RID_CONSTEXPR): New.
2499 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2501 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2502 Use ref-all pointers.
2503 (alpha_gimplify_va_arg): Ditto.
2505 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2508 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2509 before insn counting loop now that BB_END (bb) is counted. Ensure
2510 the return value isn't zero.
2512 2009-09-30 Nick Clifton <nickc@redhat.com>
2514 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2515 with separate definitions of c_target_objs and cxx_target_objs.
2516 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2518 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2519 sh_symbian_import_export_class.
2520 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2521 * config/sh/symbian.c: Delete, moving code into...
2522 * config/sh/symbian-base.c: ... here
2523 * config/sh/symbian-c.c: ... and here
2524 * config/sh/symbian-cxx.c: ... and here.
2526 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2529 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2530 of plus RTX into register.
2532 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2534 * doc/install.texi: Linguistic and markup fixes.
2535 (Configuration) <--disable-cpp>: Remove description.
2536 <--enable-maintainer-mode>: Autotools files are affected, too.
2537 <--with-sysroot>: Improve description.
2538 (Building): Bump required GNU make version.
2540 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2542 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2543 (x86_64-*-*): Ditto.
2545 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2546 intrinisics for FMA4.
2547 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2548 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2549 Add FMA4 check and fma4intrin.h.
2550 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2552 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2553 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2554 constant for FMA4 support.
2555 (UNSPEC_FMA4_FMADDSUB): Ditto.
2556 (UNSPEC_FMA4_FMSUBADD): Ditto.
2557 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2558 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2559 (ix86_expand_fma4_multiple_memory): Ditto.
2560 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2561 (OPTION_MASK_ISA_FMA4_UNSET): New.
2562 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2563 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2564 (ix86_handle_option): Handle -mfma4.
2565 (isa_opts): Handle -mfma4.
2566 (enum pta_flags): Add PTA_FMA4.
2567 (override_options): Add FMA4 support.
2568 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2569 (IX86_BUILTIN_VFMADDSD): Ditto.
2570 (IX86_BUILTIN_VFMADDPS): Ditto.
2571 (IX86_BUILTIN_VFMADDPD): Ditto.
2572 (IX86_BUILTIN_VFMSUBSS): Ditto.
2573 (IX86_BUILTIN_VFMSUBSD): Ditto.
2574 (IX86_BUILTIN_VFMSUBPS): Ditto.
2575 (IX86_BUILTIN_VFMSUBPD): Ditto.
2576 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2577 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2578 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2579 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2580 (IX86_BUILTIN_VFNMADDSS): Ditto.
2581 (IX86_BUILTIN_VFNMADDSD): Ditto.
2582 (IX86_BUILTIN_VFNMADDPS): Ditto.
2583 (IX86_BUILTIN_VFNMADDPD): Ditto.
2584 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2585 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2586 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2587 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2588 (IX86_BUILTIN_VFMADDPS256): Ditto.
2589 (IX86_BUILTIN_VFMADDPD256): Ditto.
2590 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2591 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2592 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2593 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2594 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2595 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2596 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2597 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2598 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2599 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2600 (enum multi_arg_type): New enum for describing the various FMA4
2601 intrinsic argument types.
2602 (bdesc_multi_arg): New table for FMA4 intrinsics.
2603 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2604 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2606 (ix86_expand_builtin): Add FMA4 intrinsic support.
2607 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2608 operand instructions.
2609 (ix86_expand_fma4_multiple_memory): New function to split the
2610 second memory reference from FMA4 instructions.
2611 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2612 (ssemodesuffixf2s): Ditto.
2613 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2615 (fma4_fmsub<mode>4): Ditto.
2616 (fma4_fnmadd<mode>4): Ditto.
2617 (fma4_fnmsub<mode>4): Ditto.
2618 (fma4_vmfmadd<mode>4): Ditto.
2619 (fma4_vmfmsub<mode>4): Ditto.
2620 (fma4_vmfnmadd<mode>4): Ditto.
2621 (fma4_vmfnmsub<mode>4): Ditto.
2622 (fma4_fmadd<mode>4256): Ditto.
2623 (fma4_fmsub<mode>4256): Ditto.
2624 (fma4_fnmadd<mode>4256): Ditto.
2625 (fma4_fnmsub<mode>4256): Ditto.
2626 (fma4_fmaddsubv8sf4): Ditto.
2627 (fma4_fmaddsubv4sf4): Ditto.
2628 (fma4_fmaddsubv4df4): Ditto.
2629 (fma4_fmaddsubv2df4): Ditto.
2630 (fma4_fmsubaddv8sf4): Ditto.
2631 (fma4_fmsubaddv4sf4): Ditto.
2632 (fma4_fmsubaddv4df4): Ditto.
2633 (fma4_fmsubaddv2df4): Ditto.
2634 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2635 instructions for intrinsics.
2636 (fma4i_fmsub<mode>4): Ditto.
2637 (fma4i_fnmadd<mode>4): Ditto.
2638 (fma4i_fnmsub<mode>4): Ditto.
2639 (fma4i_vmfmadd<mode>4): Ditto.
2640 (fma4i_vmfmsub<mode>4): Ditto.
2641 (fma4i_vmfnmadd<mode>4): Ditto.
2642 (fma4i_vmfnmsub<mode>4): Ditto.
2643 (fma4i_fmadd<mode>4256): Ditto.
2644 (fma4i_fmsub<mode>4256): Ditto.
2645 (fma4i_fnmadd<mode>4256): Ditto.
2646 (fma4i_fnmsub<mode>4256): Ditto.
2647 (fma4i_fmaddsubv8sf4): Ditto.
2648 (fma4i_fmaddsubv4sf4): Ditto.
2649 (fma4i_fmaddsubv4df4): Ditto.
2650 (fma4i_fmaddsubv2df4): Ditto.
2651 (fma4i_fmsubaddv8sf4): Ditto.
2652 (fma4i_fmsubaddv4sf4): Ditto.
2653 (fma4i_fmsubaddv4df4): Ditto.
2654 (fma4i_fmsubaddv2df4): Ditto.
2656 * doc/invoke.texi (-mfma4): Add documentation.
2657 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2659 2009-09-29 Richard Henderson <rth@redhat.com>
2661 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2662 an edge to the new destination block.
2664 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2667 * pa.c (hppa_profile_hook): Use
2668 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2670 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2671 Alexander Monakov <amonakov@ispras.ru>
2674 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2675 (not_postinc_memory_operand): New.
2676 (not_postinc_move_operand): New.
2677 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2678 (*cmovsi_internal): Ditto.
2680 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2682 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2683 restrict issue_rate in first pass when scheduling for register
2686 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2687 Rafael Avila de Espindola <espindola@google.com>
2689 * gengtype.c (plugin_output): New.
2690 (get_output_file_with_visibility): Return plugin_output for plugins.
2691 (main): Parse and use the -P option.
2692 * gty.texi: Update the command line format.
2694 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2697 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2699 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2700 out if !const_ok_for_output.
2703 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2704 case VAR_LOCATION>: Remove gcc_unreachable ().
2706 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2708 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2709 (x86_64-*-*): Ditto.
2710 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2711 back to smmintrin.h.
2712 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
2713 * config/i386/x86intrin.h: Remove SSE5.
2714 * config/i386/mmintrin-common.h: Delete file.
2715 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2717 2009-09-29 Richard Guenther <rguenther@suse.de>
2719 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2720 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2722 2009-09-29 Nick Clifton <nickc@redhat.com>
2724 * function.c (current_function_name): If there is no current
2725 function just return "<none>".
2727 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2729 * tree-pass.h (register_pass_info): New structure.
2730 (pass_positioning_ops): Move enum from gcc-plugin.h.
2731 (register_pass): New function.
2732 * gcc-plugin.h (plugin_pass): Delete structure.
2733 (pass_positioning_ops): Delete enum.
2734 * plugin.c (regsiter_pass): Delete function.
2735 (position_pass): Delete function.
2736 (added_pass_nodes): Delete variable.
2737 (prev_added_pass_nodes): Delete variable.
2738 (pass_list_node): Delete structure.
2739 * passes.c (make_pass_instance): New function.
2740 (next_pass_1): Change to call make_pass_instance.
2741 (pass_list_node): Move structure from gcc-plugin.h.
2742 (added_pass_nodes): Move variable from plugin.c.
2743 (prev_added_pass_nodes): Move variable from plugin.c.
2744 (position_pass): New function.
2745 (register_pass): New function.
2747 2009-09-28 Easwaran Raman <eraman@google.com>
2749 * ifcvt.c (noce_try_abs): Recognize pattern and call
2750 expand_one_cmpl_abs_nojump.
2751 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2752 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2754 2009-09-28 Ian Lance Taylor <iant@google.com>
2757 * c-opts.c (c_common_handle_option): Don't set
2758 warn_jump_misses_init for -Wall.
2759 * doc/invoke.texi (Warning Options): Update documentation.
2761 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2763 * Makefile.in ($(out_object_file)): Depend on
2764 gt-$(basename $(notdir $(out_file))).h.
2766 2009-09-28 Richard Henderson <rth@redhat.com>
2768 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2769 * except.c (gen_eh_region): Set it.
2770 (duplicate_eh_regions_1): Copy it.
2771 * tree-eh.c (lower_resx): Use it to determine which function
2774 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2775 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2776 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2777 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2778 BUILT_IN_CXA_END_CLEANUP if necessary.
2780 * c-common.c (c_define_builtins): Update call to
2781 build_common_builtin_nodes.
2783 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2785 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2787 2009-09-28 Michael Matz <matz@suse.de>
2789 * builtins.c (interclass_mathfn_icode): New helper.
2790 (expand_builtin_interclass_mathfn): Use it here, and split folding
2792 (fold_builtin_interclass_mathfn): ... this new folder.
2793 (build_call_nofold_loc): New static helper.
2794 (build_call_nofold): New wrapper macro for above.
2795 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2796 (expand_builtin_pow): Ditto.
2797 (expand_builtin_memset_args): Ditto.
2798 (expand_builtin_printf): Ditto.
2799 (expand_builtin_fprintf): Ditto.
2800 (expand_builtin_sprintf): Ditto.
2801 (expand_builtin_memory_chk): Ditto.
2802 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2803 (expand_builtin_stpcpy): Ditto.
2804 (expand_builtin_strcmp): Ditto.
2805 (expand_builtin_strncmp): Ditto.
2806 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2807 (expand_builtin_strcpy_args): Don't call folders.
2808 (expand_builtin_memcmp): Ditto.
2809 (expand_builtin_strncpy): Ditto, and use target.
2810 (expand_builtin_memcpy): Ditto.
2811 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2812 expand_builtin_strpbrk, expand_builtin_memmove,
2813 expand_builtin_memmove_args, expand_builtin_bcopy,
2814 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2815 expand_builtin_strspn, expand_builtin_strcspn,
2816 expand_builtin_fputs): Remove these.
2817 (expand_builtin): Don't call the above, change calls to other
2818 expanders that changed prototype.
2819 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2820 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2821 fold_builtin_interclass_mathfn.
2822 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2823 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2825 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2826 * passes.c (init_optimization_passes): Move pass_fold_builtins
2827 after last phiopt pass.
2828 * tree-inline.c (fold_marked_statements): When folding builtins
2829 iterate over all instruction potentially generated.
2830 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2832 (fold_gimple_call): Use it to always fold calls (into potentially
2833 multiple instructions).
2834 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2835 calls into zero at this time.
2836 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2837 statements generated by builtin folding.
2839 2009-09-28 Nick Clifton <nickc@redhat.com>
2841 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2843 2009-09-28 Duncan Sands <baldrick@free.fr>
2845 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2846 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2847 (register_callback): Dispatch it.
2848 (invoke_plugin_callbacks): Incorporate in sanity check.
2849 * ggc.h (ggc_register_cache_tab): Add declaration.
2850 * ggc-common.c (ggc_register_root_tab): Simplify.
2851 (const_ggc_cache_tab_t): New typedef.
2852 (extra_cache_vec): New vector of dynamically added cache tables.
2853 (ggc_register_cache_tab): New function.
2854 (ggc_scan_cache_tab): New function.
2855 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2856 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2858 2009-09-27 Richard Henderson <rth@redhat.com>
2860 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2861 which we remove __builtin_stack_restore.
2863 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2865 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2866 to test for GRD_INVARIANT.
2867 (simple_rhs_p): Anything that's function_invariant_p is fine.
2869 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2871 * gengtype.c (main): Use plunge_files instead of plugin_output.
2873 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2874 Rafael Avila de Espindola <espindola@google.com>
2876 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2877 Don't print pch related info if it is false.
2878 (main): Don't print pch info in plugin mode.
2880 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2882 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2883 with dw_val_class_const_double.
2884 (struct dw_val_struct): Replace val_long_long with val_double and
2885 adjust for above change.
2886 (output_loc_operands): Likewise.
2887 (add_AT_long_long): Rename into...
2888 (add_AT_double): ...this.
2889 (print_die): Replace dw_val_class_long_long with
2890 dw_val_class_const_double and adjust.
2891 (attr_checksum): Likewise.
2892 (same_dw_val_p): Likewise.
2893 (size_of_die): Likewise.
2894 (value_format): Likewise.
2895 (output_die): Likewise.
2896 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2897 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2898 instead of add_AT_long_long.
2899 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2900 value with the precision of its type.
2902 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2905 * c-typeck.c (build_conditional_expr): Use the readonly and
2906 volatile flags of the operand types, not of the operands itself.
2908 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2910 * collect2.c (main): Look for -brtl before adding libraries.
2912 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2914 * config.gcc: Update OpenBSD targets.
2915 * config/openbsd-stdint.h: New file.
2916 * config/openbsd-libpthread.h: New file.
2917 * config/openbsd.h: Update and break out LIB_SPEC definition.
2918 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2919 * config/i386/openbsdelf.h: Correct types.
2920 * config/m68k/openbsd.h: Likewise.
2921 * config/mips/openbsd.h: Likewise.
2922 * config/vax/openbsd.h: Likewise.
2924 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2926 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2927 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2928 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2929 of the length and zero.
2931 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2933 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2934 (FLAGS_H): Add options.h $(REAL_H).
2935 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2936 (TREE_VECTORIZER_H): New.
2937 (EBITMAP_H): Renamed from EBIMAP_H.
2938 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2939 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2940 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2941 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2942 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2943 (graphite-clast-to-gimple.o, graphite-dependences.o)
2944 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2945 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2946 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2947 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2948 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2949 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2950 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2951 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2952 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2953 updated and fixed as per above changes and per
2954 check_makefile_deps.sh output.
2957 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2958 * configure: Regenerate.
2960 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2962 * doc/install.texi: Update minimum MPC version to 0.7.
2964 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2966 * doc/install.texi (Binaries): Remove reference to the binary
2967 distribution CD-ROM from the FSF.
2969 2009-09-26 Michael Matz <matz@suse.de>
2973 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2974 that are mentioned in the body.
2976 2009-09-26 Michael Matz <matz@suse.de>
2978 PR tree-optimization/41454
2979 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2980 (tree_ssa_dominator_optimize): Don't allocate and free it.
2981 (dom_opt_leave_block): Don't iterate over it.
2982 (eliminate_redundant_computations): Don't return a value.
2983 (cprop_operand, cprop_into_stmt): Ditto.
2984 (optimize_stmt): Don't defer updating stmts.
2986 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2988 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2989 generic_parameter_die, template_parameter_pack_die,
2990 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2991 renaming DW_TAG_formal_parameter_pack and
2992 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2993 and DW_TAG_GNU_template_parameter_pack.
2995 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2997 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2998 * config/v850/v850.c (v850_function_value): New function.
2999 (TARGET_FUNCTION_VALUE): Define.
3001 2009-09-25 Jakub Jelinek <jakub@redhat.com>
3003 * tree-vect-stmts.c (vectorizable_call): Call
3004 mark_symbols_for_renaming after vect_finish_stmt_generation.
3006 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
3007 to loc_descriptor_from_tree.
3008 (add_location_or_const_value_attribute): Pass 0 instead of 2
3009 for decl_by_reference_p decls.
3011 2009-09-25 Richard Guenther <rguenther@suse.de>
3014 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
3017 2009-09-25 Ben Elliston <bje@au.ibm.com>
3019 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
3022 2009-09-25 Alan Modra <amodra@bigpond.net.au>
3024 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
3025 form of instruction.
3027 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3030 * fold-const.c (const_binop): Handle complex int division.
3031 * tree-complex.c (expand_complex_div_straight,
3032 expand_complex_div_wide): Update comments.
3034 2009-09-24 DJ Delorie <dj@redhat.com>
3037 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
3038 (reg_class): Likewise.
3039 (REG_CLASS_NAMES): Likewise.
3040 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
3041 (m32c_override_options): Disable -fivopts for M32C.
3043 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
3045 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3046 Delete VSX load/store with update support.
3047 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
3048 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
3052 (VStype_load_update): Ditto.
3053 (VStype_store_update): Ditto.
3054 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
3055 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
3057 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
3058 load/store with update builtins.
3060 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
3062 * libgcc2.c (L_trampoline): Prototype for getpagesize
3063 and mprotect in WINNT case.
3065 2009-09-24 Anatoly Sokolov <aesok@post.ru>
3067 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
3068 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
3069 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
3070 'outgoing' argument.
3071 (TARGET_FUNCTION_VALUE): Define.
3073 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3075 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
3077 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
3080 * common.opt: Initialize dwarf_strict to -1.
3081 * toplev.c (process_options): Catch unset dwarf_strict
3082 and set to 0 for all targets not overriding.
3083 * config/darwin.c (darwin_override_options): Catch unset
3084 dwarf_strict and override to 1.
3086 2009-09-24 Jeff Law <law@redhat.com>
3088 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
3090 2009-09-24 Richard Guenther <rguenther@suse.de>
3092 PR tree-optimization/36143
3093 PR tree-optimization/38747
3094 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
3095 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
3097 2009-09-24 Jakub Jelinek <jakub@redhat.com>
3100 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
3101 return false instead of gcc_unreachable (). For CONST return the
3102 value returned by recursive call instead of always returning true.
3103 (tree_add_const_value_attribute): Return the value returned by
3104 add_const_value_attribute instead of always returning true if rtl
3107 2009-09-23 Justin Seyster <jrseys@gmail.com>
3109 * Makefile.in (PLUGIN_HEADERS): Include real.h.
3111 2009-09-24 Jakub Jelinek <jakub@redhat.com>
3113 * cgraphunit.c (cgraph_lower_function): Revert last change.
3114 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
3115 instead of DECL_NO_STATIC_CHAIN.
3116 * tree-cfg.c (verify_gimple_call): Likewise.
3117 * tree-nested.c (get_chain_decl, get_chain_field,
3118 convert_tramp_reference_op, convert_gimple_call): Likewise.
3119 (convert_all_function_calls): Likewise. Always set or clear
3120 DECL_STATIC_CHAIN initially, for !n->outer clear it.
3121 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
3122 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
3124 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
3125 DECL_NO_STATIC_CHAIN.
3126 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
3127 instead of DECL_NO_STATIC_CHAIN.
3128 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
3129 decl_function_context.
3130 * varasm.c (initializer_constant_valid_p): Likewise.
3131 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
3132 (DECL_STATIC_CHAIN): ... this.
3133 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
3134 instead of DECL_NO_STATIC_CHAIN.
3136 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
3137 Rafael Avila de Espindola <espindola@google.com>
3139 * gengtype.c (nb_plugin_files): Make it unsigned to match
3140 num_gt_files. Adjust other variables to avoid warnings.
3141 (main): Allocate an all zero lang_bitmap before each plugin file name
3142 to match regular file names.
3144 2009-09-23 Richard Henderson <rth@redhat.com>
3146 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3147 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
3148 static chain passed in memory.
3149 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
3150 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
3151 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
3152 STATIC_CHAIN_REGNUM defined.
3154 * config/picochip/picochip-protos.h: s/class/klass/.
3155 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
3156 (picochip_static_chain): New.
3157 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
3158 (STATIC_CHAIN_INCOMING): Remove.
3160 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
3161 (xtensa_static_chain): New.
3162 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
3163 (STATIC_CHAIN_INCOMING): Remove.
3165 2009-09-23 Anatoly Sokolov <aesok@post.ru>
3167 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
3168 * config/pa/pa-protos.h (function_value): Remove.
3169 * config/pa/pa.c (pa_function_value): Rename from function_value.
3170 Make static, add 'outgoing' argument.
3171 (TARGET_FUNCTION_VALUE): Define.
3173 2009-09-23 Anatoly Sokolov <aesok@post.ru>
3175 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
3176 instead of cfun->machine->is_leaf.
3177 * config/avr/avr.h (machine_function): Remove is_leaf field.
3179 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3182 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
3183 DW_OP_piece after DW_OP_stack_value, adjust size calculations
3184 for it, when DW_OP_stack_value and DW_OP_implicit_value has
3185 the same size, prefer DW_OP_stack_value.
3186 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
3187 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
3189 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
3192 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
3194 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
3197 * cfgexpand.c (convert_debug_memory_address): New.
3198 (expand_debug_expr): Convert base address and offset to the same
3199 mode. Use it to convert addresses to other modes. Accept
3202 2009-09-23 Richard Guenther <rguenther@suse.de>
3204 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
3205 produced for bigendian targets with promoted subregs.
3207 2009-09-23 Richard Guenther <rguenther@suse.de>
3209 * value-prof.c (gimple_ic): Purge old EH edges only after building
3212 2009-09-23 Nick Clifton <nickc@redhat.com>
3214 * config/arc/arc.c (arc_trampoline_init): Fix typo.
3216 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3219 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
3222 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
3223 on non-nested functions.
3225 2009-09-23 Jakub Jelinek <jakub@redhat.com>
3226 Jan Hubicka <jh@suse.cz>
3228 * dwarf2out.c (loc_list_plus_const): Only define if
3229 DWARF2_DEBUGGING_INFO.
3230 (address_of_int_loc_descriptor): Likewise.
3233 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
3235 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
3238 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
3239 constant is more than zero.
3241 2009-09-23 Alan Modra <amodra@bigpond.net.au>
3244 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
3245 call final to emit non-scheduled prologue, instead insert at entry.
3247 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
3248 Joseph S. Myers <joseph@codesourcery.com>
3250 * doc/install.texi (*-*-freebsd*): Add proper format codes.
3252 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
3253 Rafael Avila de Espindola <espindola@google.com>
3255 * gengtype.c (is_file_equal): New function.
3256 (close_output_files): Use is_file_equal. Free of->buf.
3258 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
3259 Rafael Avila de Espindola <espindola@google.com>
3261 * gengtype.c (write_types, write_local): Add the output_header
3262 argument. Update all callers.
3264 2009-09-22 Dodji Seketeli <dodji@redhat.com>
3266 * dwarf2out.c (template_parameter_pack_die,
3267 gen_formal_parameter_pack_die ): New functions.
3268 (make_ith_pack_parameter_name): Remove this function.
3269 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
3270 DW_TAG_formal_parameter_pack.
3271 (gen_generic_params_dies): Represent each template parameter pack
3272 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
3273 represented by usual DW_TAG_template_*_parameter DIEs that are
3274 children of the DW_TAG_template_parameter_pack element DIE.
3275 (generic_parameter_die): This doesn't deal with parameter pack
3276 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
3277 of parameter pack DIEs.
3278 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
3279 in certain cases, e.g. for pack elements.
3280 (gen_formal_types_die, gen_decl_die): Adjust usage of
3281 gen_formal_parameter_die.
3282 (gen_subprogram_die): Represent each function parameter pack by a
3283 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
3284 represented by usual DW_TAG_formal_parameter DIEs that are children
3285 of the DW_TAG_formal_parameter_pack DIE. Remove references to
3286 ____builtin_va_alist decls as no part of the compiler uses those
3288 * langhooks.h (struct lang_hooks_for_decls): Add
3289 function_parm_expanded_from_pack_p, get_generic_function_decl
3290 and function_parameter_pack_p hooks. Fix comment for
3291 get_innermost_generic_parms hook.
3292 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
3293 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
3294 macros and use them to initialize lang_hook.
3296 2009-09-22 Richard Henderson <rth@redhat.com>
3298 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
3299 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
3300 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
3301 on TRAMPOLINE_TEMPLATE.
3302 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
3303 TRAMPOLINE_ADJUST_ADDRESS.
3304 * targhooks.c (default_asm_trampoline_template): Remove.
3305 (default_trampoline_adjust_address): Remove.
3306 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
3307 * targhooks.h: Update decls.
3309 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3311 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
3312 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
3313 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
3315 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
3318 * reload1.c (reload): Reset debug insns with pseudos without
3321 2009-09-22 Janis Johnson <janis187@us.ibm.com>
3323 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
3324 unconditional true for decimal float modes.
3325 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
3326 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
3328 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
3330 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
3331 Enable a new case for __FreeBSD__ >= 7.
3332 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
3333 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
3334 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
3335 and USE_LD_AS_NEEDED.
3337 * doc/install.texi (*-*-freebsd*): Update target information.
3339 2009-09-22 Richard Guenther <rguenther@suse.de>
3342 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
3343 arrays really properly.
3345 2009-09-22 Richard Henderson <rth@redhat.com>
3348 * target.h (struct gcc_target): Add asm_out.trampoline_template,
3349 calls.static_chain, calls.trampoline_init,
3350 calls.trampoline_adjust_address.
3351 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3352 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3353 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3354 * builtins.c (expand_builtin_setjmp_receiver): Use
3355 targetm.calls.static_chain; only clobber registers.
3356 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
3357 set up memory attributes properly for the trampoline block.
3358 (expand_builtin_adjust_trampoline): Use
3359 targetm.calls.trampoline_adjust_address.
3360 * calls.c (prepare_call_address): Add fndecl argument. Use
3361 targetm.calls.static_chain.
3362 * df-scan.c (df_need_static_chain_reg): Remove.
3363 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
3364 consolodate static chain handling.
3365 * doc/tm.texi: Document new hooks.
3366 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
3367 (init_emit_regs): Don't initialize them.
3368 * expr.h (prepare_call_address): Update decl.
3369 * final.c (profile_function): Use targetm.calls.static_chain.
3370 * function.c (expand_function_start): Likewise.
3371 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
3372 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
3373 only clobber registers.
3374 * targhooks.c (default_static_chain): New.
3375 (default_asm_trampoline_template, default_trampoline_init): New.
3376 (default_trampoline_adjust_address): New.
3377 * targhooks.h: Declare them.
3378 * varasm.c (assemble_trampoline_template): Use
3379 targetm.asm_out.trampoline_template. Make the memory block const
3382 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
3383 alpha_initialize_trampoline. Make static. Merge VMS parameter
3384 differences into the TARGET_ABI_OPEN_VMS code block.
3385 (TARGET_TRAMPOLINE_INIT): New.
3386 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
3387 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
3388 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
3389 (INITIALIZE_TRAMPOLINE): Remove.
3391 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
3392 (TRAMPOLINE_TEMPLATE): Merge with ...
3393 (INITIALIZE_TRAMPOLINE): ... this and move ...
3394 * config/arc/arc.c (arc_trampoline_init): ... here.
3395 (TARGET_TRAMPOLINE_INIT): New.
3397 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3398 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3399 (arm_asm_trampoline_template): New.
3400 (arm_trampoline_init, arm_trampoline_adjust_address): New.
3401 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
3402 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
3403 code to arm_asm_trampoline_template.
3404 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
3405 arm_trampoline_adjust_address.
3406 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
3407 adjust for target hook parameters.
3409 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
3412 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
3413 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
3414 (bfin_trampoline_init): Rename from initialize_trampoline;
3415 make static; update for target hook parameters.
3416 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3417 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
3418 bfin_asm_trampoline_template.
3419 (INITIALIZE_TRAMPOLINE): Remove.
3421 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3422 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
3423 cris_trampoline_init): New.
3424 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
3425 cris_asm_trampoline_template.
3426 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
3427 adjust for target hook parameters.
3429 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
3431 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3432 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
3433 fr30_trampoline_init): New.
3434 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
3435 fr30_asm_trampoline_template.
3436 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
3437 adjust for target hook parameters.
3439 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
3440 (frv_trampoline_init): Rename from frv_initialize_trampoline;
3441 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
3442 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
3443 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
3445 * config/h8300/h8300.c (h8300_trampoline_init): New.
3446 (TARGET_TRAMPOLINE_INIT): New.
3447 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
3448 to h8300_trampoline_init and adjust for hook parameters.
3450 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
3451 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
3452 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
3453 make static; adjust for hook parameters.
3454 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
3456 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3457 (TARGET_TRAMPOLINE_INIT): New.
3458 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
3459 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
3460 iq2000_asm_trampoline_template.
3461 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
3462 (TRAMPOLINE_CODE_SIZE): New.
3463 (TRAMPOLINE_SIZE): Use it.
3464 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
3466 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
3467 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
3468 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
3469 adjust for hook parameters.
3470 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
3472 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
3473 (m32r_trampoline_init): New.
3474 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
3475 m32r_trampoline_init.
3477 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
3478 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
3479 make static; update for hook parameters.
3480 * config/m68hc11/m68hc11-protos.h: Update.
3481 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3483 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3484 (TARGET_TRAMPOLINE_INIT): New.
3485 (mcore_function_value): Fix typo.
3486 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3487 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3488 to mcore_asm_trampoline_template.
3489 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3491 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3492 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3493 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3494 update for hook parameters.
3495 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3497 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3498 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3499 mips_trampoline_init): New.
3500 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3501 mips_asm_trampoline_template.
3502 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3503 update for hook parameters.
3505 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3506 (TARGET_TRAMPOLINE_INIT): New.
3507 (mmix_trampoline_size): Remove.
3508 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3509 make static. Remove out-of-date tetra vs octa comment.
3510 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3511 make static; update for hook parameters.
3512 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3513 (INITIALIZE_TRAMPOLINE): Remove.
3514 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3515 (TRAMPOLINE_ALIGNMENT): New.
3516 * gcc/config/mmix/mmix-protos.h: Update.
3518 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3519 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3520 mn10300_trampoline_init): New.
3521 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3522 mn10300_asm_trampoline_template.
3523 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3525 * config/moxie/moxie.c (moxie_static_chain,
3526 moxie_asm_trampoline_template, moxie_trampoline_init,
3527 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3528 TARGET_TRAMPOLINE_INIT): New.
3529 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3530 moxie_trampoline_init.
3531 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3532 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3534 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3535 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3536 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3537 pa_trampoline_adjust_address): New.
3538 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3539 pa_asm_trampoline_template.
3540 (TRAMPOLINE_ALIGNMENT): New.
3541 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3542 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3543 adjust for hook parameters.
3544 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3546 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3547 (TARGET_TRAMPOLINE_INIT): New.
3548 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3549 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3551 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3553 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3554 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3555 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3556 make static; adjust parameters for the hook.
3557 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3559 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3560 s390_trampoline_template; make static.
3561 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3562 make static; adjust for target hook.
3563 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3564 * config/s390/s390-protos.h: Remove trampoline decls.
3565 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3566 (TRAMPOLINE_TEMPLATE): Remove.
3567 (TRAMPOLINE_ALIGNMENT): New.
3569 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3570 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3571 (TARGET_TRAMPOLINE_INIT): New.
3572 (score_asm_trampoline_template): New.
3573 (score_trampoline_init): Rename from score_initialize_trampoline;
3574 make static; adjust for hook parameters.
3575 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3576 score[37]_asm_trampoline_template.
3577 (INITIALIZE_TRAMPOLINE): Remove.
3578 * config/score/score3.c (score3_asm_trampoline_template): New.
3579 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3580 adjust for target hook.
3581 * config/score/score7.c (score7_asm_trampoline_template): New.
3582 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3583 adjust for target hook.
3584 * config/score/score3.h, config/score/score7.h: Update.
3586 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3587 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3588 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3589 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3590 make static; adjust for target hook parameters.
3591 (sh_trampoline_adjust_address): New.
3592 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3593 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3595 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3596 (sparc32_initialize_trampoline): Rename from
3597 sparc_initialize_trampoline; make static; replace tramp parameter
3598 with m_tramp and update memory accesses.
3599 (sparc64_initialize_trampoline): Similarly.
3600 (sparc_trampoline_init): New.
3601 * config/sparc/sparc-protos.h: Remove trampoline decls.
3602 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3603 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3605 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3606 (array_to_constant): Make ARR parameter const.
3607 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3608 make static; update for hook parameters.
3609 * config/spu/spu-protos.h: Update decls.
3610 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3612 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3613 from xstormy16_initialize_trampoline; make static; update for
3615 (TARGET_TRAMPOLINE_INIT): New.
3616 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3618 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3619 (TARGET_TRAMPOLINE_INIT): New.
3620 (v850_can_eliminate): Make static.
3621 (v850_asm_trampoline_template, v850_trampoline_init): New.
3622 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3623 v850_asm_trampoline_template.
3624 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3625 and adjust for target hook parameters.
3627 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3628 (TARGET_TRAMPOLINE_INIT): New.
3629 (vax_asm_trampoline_template, vax_trampoline_init): New.
3630 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3631 vax_asm_trampoline_template.
3632 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3634 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3635 (TARGET_TRAMPOLINE_INIT): New.
3636 (xtensa_asm_trampoline_template): Rename from
3637 xtensa_trampoline_template; make static.
3638 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3639 make static; update for hook parameters.
3640 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3641 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3642 (INITIALIZE_TRAMPOLINE): Remove.
3644 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3645 error for nested functions with regparm=3.
3646 (ix86_compute_frame_layout): Adjust frame pointer offset for
3647 ix86_static_chain_on_stack.
3648 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3649 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3650 don't reset to UNITS_PER_WORD.
3651 (ix86_emit_leave): Adjust ix86_cfa_state.
3652 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3653 (ix86_static_chain): New.
3654 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3655 make static; update for target hook parameters; use ix86_static_chain.
3656 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3657 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3658 (INITIALIZE_TRAMPOLINE): Remove.
3659 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3660 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3661 to the end. Add static_chain_on_stack.
3662 (ix86_static_chain_on_stack): New.
3664 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3665 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3666 (m68k_trampoline_init): New.
3667 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3668 m68k_trampoline_init and adjust for hook parameters.
3669 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3670 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3672 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3674 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3675 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3677 * reload1.c (reload): Call wrap_constant when substituting
3678 reg for equiv inside of DEBUG_INSNs.
3681 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3682 add_call_src_coords_attributes, add_high_low_attributes,
3683 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3684 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3685 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3686 when -gdwarf-2 -gstrict-dwarf.
3687 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3688 -gdwarf-[23] -gstrict-dwarf.
3689 (address_of_int_loc_descriptor, loc_descriptor,
3690 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3691 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3692 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3694 2009-09-22 Richard Guenther <rguenther@suse.de>
3696 PR tree-optimization/41428
3697 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3698 (ccp_finalize): Pass it to substitute_and_fold.
3700 2009-09-22 Richard Guenther <rguenther@suse.de>
3702 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3703 (substitute_and_fold): Adjust prototype.
3704 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3705 (simplify_stmt_using_ranges): Likewise.
3706 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3707 (vrp_fold_stmt): New function.
3708 (vrp_finalize): Pass it to substitute_and_fold.
3709 * tree-flow.h (vrp_evaluate_conditional): Remove.
3710 (simplify_stmt_using_ranges): Likewise.
3711 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3712 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3713 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3715 (fold_predicate_in): Move to tree-vrp.c.
3716 (substitute_and_fold): Use the callback instead of calling into
3717 tree-vrp.c functions directly.
3719 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3721 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3722 comparison warning on rs6000.
3725 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3726 GIMPLE_EH_MUST_NOT_THROW cleanup.
3727 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3729 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3732 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3733 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3734 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3735 libSystem which is derived from the gcc 4.2.1 unwinder.
3737 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3740 * varasm.c (default_encode_section_info): Copy TLS model into
3741 sym_ref flags regardless of backend support for TLS, for all
3742 model types except TLS_MODEL_EMULATED.
3744 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3747 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3748 we can handle it correctly.
3750 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3752 * doc/install.texi (os2): Remove section.
3754 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3756 * doc/standards.texi (Objective-C): Adjust two URLs.
3758 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3760 * tree-tailcall.c (process_assignment): Don't check if a
3761 multiplication or an addition are already present.
3762 (find_tail_calls): Combine multiple additions and multiplications.
3763 (adjust_accumulator_values): Emit accumulators.
3765 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3767 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3768 xmm register restore.
3770 2009-09-21 Jan Hubicka <jh@suse.cz>
3772 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3773 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3776 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3778 * stor-layout.c (layout_type): Remove obsolete code.
3780 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3783 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3785 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3788 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3789 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3790 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3791 * fold-const.c (const_binop): Likewise.
3792 * real.h (do_mpc_arg2): Update prototype.
3794 2009-09-20 Jan Hubicka <jh@suse.cz>
3796 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3797 (add_location_or_const_value_attribute): Rewrite using
3799 (tree_add_const_value_attribute): Return true if successful.
3800 (tree_add_const_value_attribute_for_decl): Likewise.
3802 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3803 (loc_descriptor): ... here;
3804 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3805 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3806 pool items that was not marked for output.
3807 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3808 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3809 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3810 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3811 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3812 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3813 DW_OP_stack_value to get address of items that are not available
3815 (dw_loc_list): Handle single element lists correctly.
3817 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3818 Pascal Obry <obry@adacore.com>
3820 * unwind-dw2-fde.c (classify_object_over_fdes):
3821 Cast the constant 1 to _Unwind_Ptr.
3822 (add_fdes): Likewise.
3823 (linear_search_fdes): Likewise.
3825 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3827 * stor-layout.c (set_sizetype): Avoid useless type copy.
3829 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3831 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3833 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3834 * configure, config.in: Regenerate.
3835 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3837 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3838 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3839 for global data if the output could be used in a shared library.
3840 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3841 to 0 if TARGET_WRITABLE_EH_FRAME.
3843 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3845 PR rtl-optimization/39886
3846 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3847 just when insn is equal to BB_END (bb).
3849 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3851 * config/mips/mips.opt (mrelax-pic-calls): New option.
3852 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3854 (mips_unspec_call): Change "unspec_call" expander into this.
3855 (mips_strip_unspec_call): New function.
3856 (mips_got_load): Call mips_unspec_call instead of
3857 gen_unspec_call<mode>.
3858 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3860 (mips_cfg_in_reorg): New function.
3861 (mips16_lay_out_constants): Use it to decide whether to call
3862 CFG-aware insn splitting.
3863 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3864 mips_reorg. Move DF set-up code from here ...
3865 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3867 (mips_reorg): Call mips_df_reorg instead of
3868 r10k_insert_cache_barriers. Move CFG set-up code here from
3869 r10k_insert_cache_barriers.
3870 (mips_call_expr_from_insn): New function.
3871 (mips_pic_call_symbol_from_set): Likewise.
3872 (mips_find_pic_call_symbol): Likewise.
3873 (mips_annotate_pic_call_expr): Likewise.
3874 (mips_get_pic_call_symbol): Likewise.
3875 (mips_annotate_pic_calls): Likewise.
3876 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3878 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3879 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3880 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3882 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3883 (unspec_call<mode>): Remove it.
3884 (sibcall_internal, sibcall_value_internal,
3885 sibcall_value_multiple_internal, call_internal, call_split,
3886 call_value_internal, call_value_split,
3887 call_value_multiple_internal, call_value_multiple_split): Pass
3888 SIZE_OPNO to MIPS_CALL.
3889 (call_internal_direct, call_direct_split,
3890 call_value_internal_direct, call_value_direct_split): Pass -1 as
3891 SIZE_OPNO to MIPS_CALL.
3892 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3893 * configure: Regenerate.
3894 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3895 and -mno-relax-pic-calls.
3896 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3898 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3901 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3902 in the directory this rule is called from, rather than the
3903 toplevel 'gcc' directory, to fix in-tree build.
3905 2009-09-19 Chris Demetriou <cgd@google.com>
3907 PR preprocessor/28435:
3908 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3909 to cpplib that the preprocessor output is needed.
3911 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3913 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3914 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3915 *return_and_restore_fpregs_<mode>,
3916 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3919 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3920 instead of assuming it has always a REG inside of it.
3922 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3924 * config/freebsd.h: Update comment on types.
3925 (WINT_TYPE): Define.
3927 2009-09-18 Jason Merrill <jason@redhat.com>
3929 * c.opt: Add -fno-deduce-init-list.
3931 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3933 * value-prof.c (interesting_stringop_to_profile_p): Added output
3934 argument to indicate which parameter is the size parameter.
3935 * value-prof.c (gimple_stringop_fixed_value): Use
3936 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3937 * value-prof.c (gimple_stringops_transform): Update call sites to
3938 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3940 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3943 From David Binderman <dcb314@hotmail.com>:
3944 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3945 local variable f. Remove stale comments.
3946 (ix86_compute_frame_layout): Remove useless local variable total_size.
3947 Remove #if 0'd code.
3948 (legitimate_address_p): Remove useless local variables
3949 reason_rtx and reason.
3950 (ix86_split_copysign_const): Remove useless local variable op1.
3951 (scale_counter): Remove useless local variable piece_size_mask.
3953 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3955 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3958 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3961 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3963 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3965 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3968 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3970 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3971 DW_OP_implicit_value even without dwarf_version 4.
3973 2009-09-17 Jan Hubicka <jh@suse.cz>
3975 * dwarf2out.c: Include tree-pass.h and gimple.h.
3976 (loc_list_plus_const): New function.
3977 (loc_descriptor_from_tree_1): Rename to ...
3978 (loc_descriptor_from_tree): ... remove original.
3979 (loc_list_from_tree): New function.
3980 (add_AT_location_description): Accept location list.
3981 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3982 (concatn_mem_loc_descriptor): Remove.
3983 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3985 (secname_for_decl): Move up.
3986 (hidden_reference_p): New function; break out from ...
3987 (loc_by_refernece): ... here; move up.
3988 (dw_loc_list): New function.
3989 (single_element_loc_list): New function.
3990 (single_element_loc_list_p): New function.
3991 (add_loc_descr_to_each): New function.
3992 (add_loc_list): New function.
3993 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3994 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3995 add diagnostics why expansion failed.
3996 (add_location_or_const_value_attribute): Support location lists.
3997 (add_bound_info): Likewise.
3998 (descr_info_loc): Update call of loc_descriptor_from_tree.
3999 (gen_variable_die): Work on location lists.
4000 * final.c (pass_final): Add dump file.
4001 * Makefile.in (dwarf2out.o): Add new dependencies.
4003 2009-09-17 Janis Johnson <janis187@us.ibm.com>
4006 * real.c decimal_from_integer, decimal_integer_string): New.
4007 (real_from_integer): Use them as special case for decimal float.
4008 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
4009 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
4010 Do not append zero after the decimal point in string to convert.
4012 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
4014 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
4015 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
4017 2009-09-17 Martin Jambor <mjambor@suse.cz>
4019 * common.opt (fipa-sra): New switch.
4020 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
4021 * timevar.def (TV_IPA_SRA): New timevar.
4022 * params.def (ipa-sra-ptr-growth-factor): New parameter.
4023 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
4024 * tree-sra.c: Include cgraph.c.
4025 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
4026 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
4027 and grp_not_necessarilly_dereferenced.
4028 (func_param_count): New variable.
4029 (encountered_apply_args): New variable.
4030 (bb_dereferences): New variable.
4031 (final_bbs): New variable.
4032 (no_accesses_representant): New variable.
4033 (no_accesses_p): New function.
4034 (dump_access): Dump the new fields.
4035 (sra_initialize): Set encountered_apply_args to false.
4036 (get_ssa_base_param): New function.
4037 (mark_parm_dereference): New function.
4038 (create_access): Caring for INIDRECT_REFs and different handling of
4039 varialble length accesses in early IPA SRA. Store the stmt - a new
4040 parameter - to the new access.
4041 (build_access_from_expr_1): New parameter stmt, passed to
4042 create_access. Handle INDIRECT_REFs.
4043 (build_access_from_expr): Pass the current statement to
4044 build_access_from_expr_1.
4045 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
4047 (build_accesses_from_assign): Pass the current statement to
4048 build_access_from_expr_1. Do not create assign links in IPA-SRA.
4049 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
4050 final_bbs when necessary. Check for calls to __builtin_apply_args.
4051 Fixup EH info if anythng was changed.
4052 (is_unused_scalar_param): New function.
4053 (ptr_parm_has_direct_uses): New function.
4054 (find_param_candidates): New function.
4055 (mark_maybe_modified): New function.
4056 (analyze_modified_params): New function.
4057 (propagate_dereference_distances): New function.
4058 (dump_dereferences_table): New function.
4059 (analyze_caller_dereference_legality): New function.
4060 (unmodified_by_ref_scalar_representative): New function.
4061 (splice_param_accesses): New function.
4062 (decide_one_param_reduction): New function.
4063 (enum ipa_splicing_result): New type.
4064 (splice_all_param_accesses): New function.
4065 (get_param_index): New function.
4066 (turn_representatives_into_adjustments): New function.
4067 (analyze_all_param_acesses): New function.
4068 (get_replaced_param_substitute): New function.
4069 (get_adjustment_for_base): New function.
4070 (replace_removed_params_ssa_names): New function.
4071 (sra_ipa_reset_debug_stmts): New function.
4072 (sra_ipa_modify_expr): New function.
4073 (sra_ipa_modify_assign): New function.
4074 (convert_callers): New function.
4075 (modify_function): New function.
4076 (ipa_sra_preliminary_function_checks): New function.
4077 (ipa_early_sra): New function.
4078 (ipa_early_sra_gate): New function.
4079 (pass_early_ipa_sra): New variable.
4080 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
4082 2009-09-17 Michael Matz <matz@suse.de>
4085 * tree.c (build_type_attribute_qual_variant): Export.
4086 * tree.h (build_type_attribute_qual_variant): Declare.
4087 * tree-inline.c (remap_type_1): Use it to build variants with
4088 the original qualifiers and attributes.
4090 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4092 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
4093 without a fallthrough edge.
4095 2009-09-16 DJ Delorie <dj@redhat.com>
4097 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
4098 chip and ignore the "fast_interrupt" attribute if so.
4100 2009-09-16 Richard Henderson <rth@redhat.com>
4103 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
4106 2009-09-16 Richard Henderson <rth@redhat.com>
4109 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
4110 is set only if DECL_NO_STATIC_CHAIN is unset.
4111 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
4112 (FOR_EACH_NEST_INFO): New.
4113 (walk_all_functions): Use it.
4114 (finalize_nesting_tree): Likewise.
4115 (unnest_nesting_tree): Likewise.
4116 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
4117 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
4118 (convert_gimple_call): Early out if gimple_call_chain already set.
4119 (convert_all_function_calls): Iterate until no new functions
4120 require a static chain.
4121 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
4122 when building a trampoline. Use dump_function_to_file instead
4124 (lower_nested_functions): Open dump_file. Validate that decls
4125 that have DECL_NO_STATIC_CHAIN from the front end don't have that
4126 bit reset by this pass.
4128 2009-09-16 Michael Matz <matz@suse.de>
4131 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
4132 shorten decl_common_unused.
4133 (DECL_RESTRICTED_P): New accessor.
4134 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
4135 to disambiguate marked decls and restrict pointers.
4137 2009-09-16 Richard Henderson <rth@redhat.com>
4140 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
4142 2009-09-16 Jakub Jelinek <jakub@redhat.com>
4144 * integrate.c (set_block_abstract_flags): Call
4145 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
4147 2009-09-16 Richard Guenther <rguenther@suse.de>
4150 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
4153 2009-09-16 DJ Delorie <dj@redhat.com>
4154 Kaz Kojima <kkojima@gcc.gnu.org>
4156 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
4157 (sh_expand_prologue): Update calls to output_stack_adjust.
4158 (sh_expand_epilogue): Likewise.
4160 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
4163 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
4164 trying to limit the extent of searches in the insn stream.
4166 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
4167 Jakub Jelinek <jakub@redhat.com>
4171 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
4173 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
4174 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
4175 (rs6000_savres_strategy): Always save FP registers inline if the
4176 target doesn't support hardware double-precision. Set the above
4177 bits in return value when needed.
4178 (rs6000_savres_routine_sym): Fix computation for cache selector.
4179 Mark the generated symbol as a function. Rename exitp argument to
4180 lr. Move code for determining the name of the symbol...
4181 (rs6000_savres_routine_name): ...here. New function. Add cases for
4182 getting the names right on AIX and 64-bit Linux.
4183 (savres_routine_name): New variable.
4184 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
4185 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
4186 on what the target routine uses as a base register. If savep && lr
4187 describe saving of r0 into memory slot.
4188 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
4189 line calls for AIX ABI.
4190 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
4191 determine FP save/restore functions.
4192 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
4193 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
4195 (rs6000_emit_epilogue): Adjust computation of restore_lr.
4196 Duplicate restoration of LR and execute the appropriate one
4197 depending on whether GPRs are being restored inline. Set r11 from
4198 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
4199 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
4200 Fix out of line calls for AIX ABI.
4201 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
4203 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
4205 (*restore_gpregs_spe): Likewise.
4206 (*return_and_restore_gpregs_spe): Likewise.
4207 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
4208 Define to empty string unconditionally.
4209 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
4210 Define to empty string unconditionally.
4211 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
4214 2009-09-15 Jan Hubicka <jh@suse.cz>
4216 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
4217 * params.def (inline-insns-auto): Likewise.
4219 2009-09-15 Martin Jambor <mjambor@suse.cz>
4221 * ipa-inline.c (estimate_function_body_sizes): Dump info about
4222 individual statements only at TDF_DETAILS dump level. Format
4223 source for 80 characters per line.
4225 2009-09-15 Christian Bruel <christian.bruel@st.com>
4227 * regrename.c (do_replace): Update REG_DEAD notes.
4229 2009-09-15 Revital Eres <eres@il.ibm.com>
4231 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
4232 * targhooks.c (default_builtin_support_vector_misalignment):
4233 New builtin function.
4234 * targhooks.h (default_builtin_support_vector_misalignment):
4236 * target.h (builtin_support_vector_misalignment):
4237 New field in struct gcc_target.
4238 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
4239 new builtin function.
4240 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
4242 * config/rs6000/rs6000.c
4243 (rs6000_builtin_support_vector_misalignment): New function.
4244 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
4246 2009-09-15 Jie Zhang <jie.zhang@analog.com>
4248 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
4250 (bfin_optimize_loop): Likewise.
4251 (bfin_gen_bundles): Likewise.
4252 (workaround_speculation): Likewise.
4253 (find_load): Return NULL_RTX for debug_insn.
4255 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
4257 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
4260 2009-09-14 DJ Delorie <dj@redhat.com>
4262 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
4263 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
4266 2009-09-14 Richard Henderson <rth@redhat.com>
4267 Jakub Jelinek <jakub@redhat.com>
4269 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
4270 * cfgbuild.c (make_edges): Handle asm goto.
4271 * cfglayout.c (fixup_reorder_chain): Likewise.
4272 * cfgrtl.c (patch_jump_insn): Likewise.
4273 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
4274 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
4275 (gimple_build_asm_vec): Add and use labels parameter.
4276 (gimple_build_asm): Remove.
4277 (walk_gimple_asm): Walk labels too.
4278 * gimple.def (GIMPLE_ASM): Update docs.
4279 * gimple.h: Update decls.
4280 (struct gimple_statement_asm): Change nc to use unsigned char;
4282 (gimple_asm_nlabels): New.
4283 (gimple_asm_label_op, gimple_asm_set_label_op): New.
4284 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
4285 into gimple_build_asm_vec.
4286 * jump.c (mark_jump_label_asm): New.
4287 (mark_jump_label): Use it.
4288 (redirect_jump_1): Handle asm goto.
4289 (invert_jump_1): Soft fail if X is null.
4290 * recog.c (extract_asm_operands): New.
4291 (asm_noperands): Use it; handle asm labels.
4292 (decode_asm_operands): Use extract_asm_operands.
4293 (asm_operand_ok): Properly handle empty string.
4294 * reg-stack.c (get_asm_operands_in_out): Rename from
4295 get_asm_operand_n_inputs; use extract_asm_operands; return both
4296 inputs and outputs by reference; update all callers.
4297 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
4298 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
4299 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
4300 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
4301 (extract_asm_operands): Declare.
4302 * stmt.c (expand_asm_operands): Add and use labels parameter.
4303 (check_unique_operand_names): Likewise.
4304 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
4305 (expand_asm_stmt): Handle asm labels.
4306 * tree-cfg.c (make_gimple_asm_edges): New.
4307 (make_edges): Use it.
4308 (cleanup_dead_labels): Handle asm labels.
4309 (is_ctrl_altering_stmt): Likewise.
4310 (gimple_redirect_edge_and_branch): Likewise.
4311 * tree.def (ASM_EXPR): Add 5th operand.
4312 * tree.h (ASM_LABELS): New.
4313 (resolve_asm_operand_names): Update decl.
4315 * c-parser.c (c_parser_asm_statement): Parse asm goto.
4316 (c_parser_asm_goto_operands): New.
4317 * c-tree.h (build_asm_expr): Update decl.
4318 * c-typeck.c (build_asm_expr): Add and use labels parameter.
4319 * doc/extend.texi: Document asm goto.
4321 2009-09-14 Richard Henderson <rth@redhat.com>
4323 * except.h: Update declarations.
4324 (struct pointer_map_t): Forward declare.
4325 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
4326 (struct eh_landing_pad_d, eh_landing_pad): New.
4327 (struct eh_catch_d, eh_catch): New.
4328 (struct eh_region_d): Remove next_region_sharing_label, aka,
4329 label, tree_label, landing_pad, post_landing_pad, resume,
4330 may_contain_throw. Rename region_number to index. Remove
4331 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
4332 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
4333 (VEC(eh_landing_pad,gc)): New.
4334 (struct eh_status): Remove last_region_number. Add lp_array,
4335 throw_stmt_table, ttype_data, ehspec_data.
4336 (ehr_next, FOR_ALL_EH_REGION_AT): New.
4337 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
4338 * except.c (lang_protect_cleanup_actions): Return tree.
4339 (struct ehl_map_entry): Remove.
4340 (init_eh_for_function): Push zero entries for region and lp_array.
4341 (gen_eh_region): Add to region_array immediately.
4342 (gen_eh_region_catch): Operate on eh_catch objects.
4343 (gen_eh_landing_pad): New.
4344 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
4345 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
4346 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
4347 (get_eh_landing_pad_from_number_fn): New.
4348 (get_eh_landing_pad_from_number): New.
4349 (get_eh_region_from_lp_number_fn): New.
4350 (get_eh_region_from_lp_number): New.
4351 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
4352 (get_exception_pointer, get_exception_filter): Remove.
4353 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
4354 (current_function_has_exception_handlers): Simplify.
4355 (bring_to_root, eh_region_replaceable_by_p): Remove.
4356 (replace_region, hash_type_list, hash_eh_region): Remove.
4357 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
4358 (label_to_region_map, num_eh_regions): Remove.
4359 (get_next_region_sharing_label, must_not_throw_labels): Remove.
4360 (find_exception_handler_labels): Remove.
4361 (duplicate_eh_regions_0, find_prev_try): Remove.
4362 (struct duplicate_eh_regions_data): New.
4363 (duplicate_eh_regions_1): Rewrite.
4364 (duplicate_eh_regions): Return a pointer map instead of an
4366 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
4367 (redirect_eh_edge_to_label): Remove.
4368 (eh_region_outermost): Rewrite using eh_region pointers
4369 instead of integers.
4370 (add_ttypes_entry): Update for ttype_data move to eh_status.
4371 (add_ehspec_entry): Rewrite with VEC instead of varray.
4372 (assign_filter_values): Likewise. Export.
4373 (build_post_landing_pads, connect_post_landing_pads): Remove.
4374 (dw2_build_landing_pads): Rewrite to use lp_array.
4375 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
4376 (sjlj_assign_call_site_values): Rewrite to use lp_array.
4377 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
4378 (sjlj_mark_call_sites): Update for landing pad numbers.
4379 (finish_eh_generation): Rewrite.
4380 (gate_handle_eh): Do nothing for no eh tree.
4381 (pass_rtl_eh): Move up near finish_eh_generation.
4382 (remove_eh_landing_pad): New.
4383 (remove_eh_handler): Export.
4384 (remove_eh_region, remove_eh_handler_and_replace): Remove.
4385 (for_each_eh_label): Rewrite to use lp_array.
4386 (make_reg_eh_region_note): New.
4387 (make_reg_eh_region_note_nothrow_nononlocal): New.
4388 (insn_could_throw_p): New.
4389 (copy_reg_eh_region_note_forward): New.
4390 (copy_reg_eh_region_note_backward): New.
4391 (check_handled, add_reachable_handler): Remove.
4392 (reachable_next_level, foreach_reachable_handler): Remove.
4393 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
4394 (get_eh_region_and_lp_from_rtx): New.
4395 (get_eh_region_from_rtx): New.
4396 (can_throw_internal_1, can_throw_external_1): Remove.
4397 (can_throw_internal): Use get_eh_region_from_rtx.
4398 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
4399 (insn_nothrow_p, can_nonlocal_goto): New.
4400 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
4401 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
4402 (add_action_record): Use VEC not varray.
4403 (collect_one_action_chain): Update for eh_region changes.
4404 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
4405 Use get_eh_region_and_lp_from_rtx.
4406 (gate_convert_to_eh_region_ranges): New.
4407 (pass_convert_to_eh_region_ranges): Use it.
4408 (push_uleb128, push_sleb128): Use VEC not varray.
4409 (output_one_function_exception_table): Likewise.
4410 (dump_eh_tree): Update for eh_region changes.
4411 (verify_eh_tree): Likewise.
4412 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
4413 * tree-eh.c: Include target.h.
4414 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
4415 Don't disallow GIMPLE_RESX; adjust argument check.
4416 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
4417 (record_stmt_eh_region): Update for landing pad numbers;
4418 generate a landing pad if necessary.
4419 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
4420 (remove_stmt_from_eh_lp_fn): Similarly.
4421 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
4422 Update for lp numbers; don't special case missing throw_stmt_table.
4423 (lookup_expr_eh_lp): Similarly.
4424 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
4425 (eh_seq, eh_region_may_contain_throw): New.
4426 (struct leh_state): Add ehp_region.
4427 (struct leh_tf_state): Remove eh_label.
4428 (emit_post_landing_pad): New.
4429 (emit_resx, emit_eh_dispatch): New.
4430 (note_eh_region_may_contain_throw): New.
4431 (frob_into_branch_around): Take eh_region not eh label;
4432 emit eh code into eh_seq.
4433 (honor_protect_cleanup_actions): Early exit for no actions. Don't
4434 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
4435 lower_eh_must_not_throw. Emit code to eh_seq.
4436 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
4437 (lower_try_finally_onedest): Likewise.
4438 (lower_try_finally_copy): Likewise.
4439 (lower_try_finally_switch): Likewise.
4440 (lower_try_finally): Initialize ehp_region.
4441 (lower_catch): Update for eh_catch objects.
4442 (lower_eh_filter): Don't handle must_not_throw.
4443 (lower_eh_must_not_throw): New.
4444 (lower_cleanup): Don't set eh_label.
4445 (lower_eh_constructs_2): Resolve eh builtins.
4446 Handle GIMPLE_EH_MUST_NOT_THROW.
4447 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
4448 Add eh_seq to the end of the function body.
4449 (make_eh_dispatch_edges): New.
4450 (make_eh_edge): Remove.
4451 (make_eh_edges): Simplify for landing pads.
4452 (redirect_eh_edge_1): New.
4453 (redirect_eh_edge): Use it.
4454 (redirect_eh_dispatch_edge): New.
4455 (stmt_could_throw_p): Use a switch. Allow RESX.
4456 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
4457 (stmt_can_throw_internal): Likewise.
4458 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
4459 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
4460 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
4461 (gate_refactor_eh): New.
4462 (pass_refactor_eh): Use it.
4463 (lower_resx, execute_lower_resx, pass_lower_resx): New.
4464 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
4465 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
4466 (remove_unreachable_handlers): Rename from
4467 tree_remove_unreachable_handlers; rewrite for landing pads;
4468 call remove_eh_handler directly.
4469 (remove_unreachable_handlers_no_lp): New.
4470 (unsplit_eh, unsplit_all_eh): New.
4471 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
4472 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
4473 (cleanup_empty_eh_unsplit): New.
4474 (cleanup_empty_eh): Rewrite.
4475 (cleanup_all_empty_eh): New.
4476 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
4477 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
4478 (gate_cleanup_eh): New.
4479 (pass_cleanup_eh): Use it.
4480 (verify_eh_edges): Move later in file. Expect one EH edge.
4481 (verify_eh_dispatch_edge): New.
4483 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4484 (gtype-desc.o): Add TARGET_H.
4485 (tree.o): Use EXCEPT_H, not except.h.
4486 (cfgbuild.o): Add EXPR_H.
4487 (GTFILES): Add vecprim.h.
4488 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4489 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4490 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4491 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4492 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4493 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4494 calls to can_throw_internal.
4495 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4496 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4497 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4498 (expand_gimple_stmt): Use make_reg_eh_region_note.
4499 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4500 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4501 or find_exception_handler_labels.
4502 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4503 there is exacly one EH edge. Use can_nonlocal_goto and
4505 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4506 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4507 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4508 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4509 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4510 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4511 * dse.c (scan_insn): Use insn_could_throw_p.
4512 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4513 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4514 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4515 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4516 EXC_PTR_EXPR or FILTER_EXPR.
4517 (tree_expr_nonzero_warnv_p): Likewise.
4518 * function.h: Include vecprim.h, not varray.h
4519 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4520 move ttype_data and ehspec_data members to struct eh_status; change
4521 action_record_data member to a VEC.
4522 * gcse.c (hash_scan_set): Use can_throw_internal.
4523 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4524 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4525 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4526 (block_may_fallthru): Don't handle RESX_EXPR.
4527 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4528 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4529 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4530 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4531 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4532 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4533 (gimple_size): Likewise.
4534 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4535 (gimple_build_resx): Use gimple_build_with_ops.
4536 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4537 (is_gimple_val): Likewise.
4538 (is_gimple_stmt): Remove RESX_EXPR.
4539 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4540 (GIMPLE_RESX): Reorder with other EH constructs.
4541 * gimple.h (struct gimple_statement_eh_mnt): New.
4542 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4543 (gimple_eh_filter_must_not_throw): Remove.
4544 (gimple_eh_filter_set_must_not_throw): Remove.
4545 (gimple_eh_must_not_throw_fndecl): New.
4546 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4547 (is_gimple_resx): New.
4548 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4549 Don't copy EH_FILTER_MUST_NOT_THROW.
4550 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4551 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4552 handle must_not_throw_labels specially.
4553 * ipa-pure-const.c (check_call): Update debug statement for LP.
4554 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4555 * ipa-utils.c (get_base_var): Likewise.
4556 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4557 * lower-subreg.c (move_eh_region_note): Remove.
4558 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4559 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4560 (create_task_copyfn): Likewise.
4561 (maybe_catch_exception): Use gimple_build_eh_filter.
4562 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4563 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4564 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4565 and pass_lower_resx.
4566 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4567 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4568 can_throw_internal, can_nonlocal_goto.
4569 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4570 copy_reg_eh_region_note_forward.
4571 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4572 (emit_output_reload_insns): Likewise.
4573 (copy_eh_notes): Remove.
4574 * rtl.def (RESX): Remove.
4575 * rtl.h: Update declarations.
4576 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4577 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4578 (update_eh_label): Remove.
4579 (cleanup_dead_labels_eh): New.
4580 (cleanup_deal_labels): Use it instead of update_eh_label.
4581 (gimple_merge_blocks): Update landing pad data structure when
4582 removing a landing pad label.
4583 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4584 test; handle GIMPLE_EH_MUST_NOT_THROW.
4585 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4586 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4587 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4588 (verify_stmt): Likewise. Verify landing pads.
4589 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4590 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4591 (struct move_stmt_d): Add eh_map.
4592 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4593 (move_stmt_r): Remap eh region numbers in builtin calls,
4594 resx and eh_dispatch.
4595 (move_block_to_fn): Remove eh_offset parameter. Use
4596 maybe_duplicate_eh_stmt_fn.
4597 (find_outermost_region_in_block): Operate on eh_region pointers
4598 instead of region numbers.
4599 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4600 duplicate_eh_regions.
4601 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4602 test earlier. Disallow EH landing pads.
4603 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4604 * tree-flow.h: Update declarations.
4605 (struct tree_ann_common_d): Replace rn with lp_nr.
4606 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4607 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4608 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4609 resx and eh_dispatch.
4610 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4611 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4612 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4613 from duplicate_eh_regions.
4614 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4615 update RESX; handle EH_DISPATCH.
4616 (expand_call_inline): Set eh_lp_nr, not eh_region.
4617 (maybe_inline_call_in_expr): Likewise.
4618 * tree-inline.h (struct copy_body_data): Replace eh_region with
4619 eh_lp_nr, eh_region_offset with eh_map.
4620 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4621 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4622 * tree-pretty-print.c (dump_generic_node): Don't handle
4623 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4624 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4625 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4626 EXC_PTR_EXPR, FILTER_EXPR.
4627 * tree-ssa-operands.c (get_expr_operands): Likewise.
4628 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4629 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4630 (ao_ref_init_from_vn_reference): Likewise.
4631 * tree-ssa-sink.c (statement_sink_location): Likewise.
4632 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4633 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4634 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4635 EXC_PTR_EXPR, FILTER_EXPR.
4636 (is_exception_related): Remove.
4637 (compute_avail): Don't call it.
4638 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4639 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4640 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4641 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4643 (build_resx): Remove.
4644 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4645 * tree.h: Update declarations.
4646 (EH_FILTER_MUST_NOT_THROW): Remove.
4647 (struct tree_label_decl): Add eh_landing_pad_nr.
4648 (EH_LANDING_PAD_NR): New.
4649 * value-prof.c (gimple_ic): Tidy variable names. Update for
4650 landing pad numbers.
4651 (gimple_stringop_fixed_value): Tidy variable names. Assert
4652 that neither call stmt can throw.
4653 * vecprim.h (uchar): New.
4654 (VEC(uchar,heap), VEC(uchar,gc)): New.
4656 * c-common.c (c_define_builtins): Update call to
4657 build_common_builtin_nodes.
4658 * c-parser.c (c_parse_file): Don't call
4659 default_init_unwind_resume_libfunc.
4661 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4663 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4664 (mips_cprestore_address_p): Likewise.
4665 (mips_save_gp_to_cprestore_slot): Likewise.
4666 (mips_restore_gp): Rename to...
4667 (mips_restore_gp_from_cprestore_slot): ...this.
4668 (mips_must_initialize_gp_p): Declare.
4669 (mips_emit_save_slot_move): Likewise.
4670 (mips_output_load_label): Return nothing.
4671 (mips_eh_uses): Declare.
4672 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4673 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4674 (TARGET_ABSOLUTE_JUMPS): Likewise.
4675 (EH_USES): Likewise.
4676 (FIRST_PSEUDO_REGISTER): Update comment.
4677 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4678 (MIPS_CALL): ...here.
4679 (REGISTER_NAMES): Add $cprestore.
4680 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4681 Add load_label_length, has_inflexible_gp_insn_p,
4682 has_flexible_gp_insn_p, must_initialize_gp_p and
4683 must_restore_gp_when_clobbered_p.
4684 (mips_expand_call): Don't generate split instructions here.
4685 (mips_split_call): Update the call to mips_restore_gp after
4686 the above name change.
4687 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4688 (mips_find_gp_ref): New function.
4689 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4690 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4691 (mips_insn_has_flexible_gp_ref_p): Likewise.
4692 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4693 (mips_function_has_gp_insn): Delete.
4694 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4695 Use the new functions above. Only return INVALID_REGNUM
4696 for TARGET_ABSOLUTE_JUMPS.
4697 (mips_must_initialize_gp_p): New function.
4698 (mips_get_cprestore_base_and_offset): New function, extracted from...
4699 (mips_cprestore_slot): ...here. Take a bool parameter.
4700 (mips_cfun_has_cprestore_slot_p): New function.
4701 (mips_cprestore_address_p): Likewise.
4702 (mips_save_gp_to_cprestore_slot): Likewise.
4703 (mips_restore_gp): Rename to...
4704 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4705 epilogue_completed. Update the call to mips_cprestore_slot.
4706 Test cfun->machine->must_restore_gp_when_clobbered_p.
4707 (mips_direct_save_slot_move_p): New function.
4708 (mips_emit_save_slot_move): Likewise.
4709 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4710 of cfun->machine->global_pointer.
4711 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4712 (mips_save_reg): Use mips_emit_save_slot_move.
4713 (mips_expand_prologue): Set must_initialize_gp_p.
4714 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4715 for all cprestore saves. Emit a use_cprestore instruction after
4716 setting up the cprestore slot.
4717 (mips_restore_reg): Use mips_emit_save_slot_move.
4718 (mips_process_load_label): New function.
4719 (mips_load_label_length): Likewise.
4720 (mips_output_load_label): Don't return asm: output it here instead.
4721 Use mips_process_load_label.
4722 (mips_adjust_insn_length): Adjust the length of branch instructions
4723 that have length MAX_PIC_BRANCH_LENGTH.
4724 (mips_output_conditional_branch): Update the call to
4725 mips_output_load_label. Assume the branch target is OPERANDS[0]
4726 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4727 (mips_output_order_conditional_branch): Swap the meaning of
4728 OPERANDS[0] and OPERANDS[1].
4729 (mips_variable_issue): Don't count ghost instructions.
4730 (mips_expand_ghost_gp_insns): New function.
4731 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4732 (mips_output_mi_thunk): Set must_initialize_gp_p.
4733 (mips_eh_uses): New function.
4734 * config/mips/predicates.md (cprestore_save_slot_operand)
4735 (cprestore_load_slot_operand): New predicates.
4736 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4737 (UNSPEC_MOVE_GP): Likewise.
4738 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4739 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4740 (CPRESTORE_SLOT_REGNUM): New register.
4741 (MAX_PIC_BRANCH_LENGTH): New constant.
4742 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4743 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4744 branches. Fix commentary.
4745 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4746 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4747 Change type to "ghost".
4748 (loadgp_absolute_<mode>): Likewise.
4749 (loadgp_rtp_<mode>): Likewise.
4750 (copygp_mips16): Likewise.
4751 (loadgp_blockage): Remove redundant mode attribute.
4752 (potential_cprestore): New instruction.
4753 (cprestore): Turn into an unspec set.
4754 (use_cprestore): New instruction.
4755 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4756 (*branch_fp_inverted): Likewise.
4757 (*branch_order<mode>): Likewise.
4758 (*branch_order<mode>_inverted): Likewise.
4759 (*branch_equality<mode>): Likewise.
4760 (*branch_equality<mode>_inverted): Likewise.
4761 (*branch_bit<bbv><mode>): Likewise.
4762 (*branch_bit<bbv><mode>_inverted): Likewise.
4763 (*branch_equality<mode>_mips16): Remove redundant mode.
4764 (jump): Turn into a define_expand.
4765 (*jump_absolute): New instruction.
4766 (*jump_pic): Likewise.
4767 (*jump_mips16): Rename previously-unnamed pattern. Remove
4768 redundant mode attribute.
4769 (restore_gp): Split on epilogue_completed rather than
4770 reload_completed. Change type to "ghost".
4771 (move_gp<mode>): New instruction.
4772 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4773 Remove redundant mode attribute.
4774 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4775 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4776 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4778 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4781 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4782 are returned in the same register (vs34 or v2) that Altivec vector
4783 types are returned in.
4784 (rs6000_libcall_value): Ditto.
4787 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4788 instead of explicit addsi3/adddi3 calls.
4789 (rs6000_split_multireg_move): Ditto.
4790 (rs6000_emit_allocate_stack): Ditto.
4791 (rs6000_emit_prologue): Ditto.
4792 (rs6000_output_mi_thunk): Ditto.
4794 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4795 size is 64 bits if we can use 64-bit registers.
4797 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4799 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4802 From Jie Zhang <jie.zhang@analog.com>:
4803 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4804 save FP and RETS with saveall attribute.
4805 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4806 with saveall attribute.
4808 * config/bfin/bfin.c (bfin_expand_builtin,
4809 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4812 From Jie Zhang <jie.zhang@analog.com>:
4813 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4814 before use in two places.
4815 * config/bfin/bfin.md (AREG): Define mode iterator.
4816 (reload_in, reload_out): Use mode iterator AREG.
4818 2009-09-14 Richard Guenther <rguenther@suse.de>
4821 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4822 EH personality path.
4824 2009-09-13 Richard Guenther <rguenther@suse.de>
4825 Rafael Avila de Espindola <espindola@google.com>
4827 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4828 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4829 (LANG_HOOKS_INITIALIZER): Adjust.
4830 (lhd_pass_through_t): Declare.
4831 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4833 * langhooks.c (lhd_pass_through_t): New function.
4834 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4835 dwarf2out_begin_prologue): Use personality from current_function_decl.
4836 * expr.h (get_personality_function): Declare.
4837 * expr.c (get_personality_function): New function.
4838 (build_personality_function): Likewise.
4839 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4840 (eh_personality_libfunc): Remove.
4841 * optabs.c (build_libfunc_function): New function split out from ...
4842 (init_one_libfunc): ... here.
4843 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4844 (tree_function_decl): Add personality.
4845 (lhd_gcc_personality): Declare.
4846 (build_personality_function): Likewise.
4847 * tree.c (gcc_eh_personality_decl): New.
4848 (lhd_gcc_personality): New function.
4849 * except.h (lang_eh_runtime_type): Remove.
4850 (enum eh_personality_kind): New.
4851 (build_personality_function): Declare.
4852 (function_needs_eh_personality): Declare.
4853 * except.c (lang_eh_runtime_type): Remove.
4854 (function_needs_eh_personality): New function.
4855 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4856 (sjlj_emit_function_enter, output_function_exception_table):
4857 Use personality from current_function_decl.
4858 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4859 * tree-inline.c (tree_can_inline_p): Do not inline across different
4861 (expand_call_inline): Likewise. Adjust the callers EH personality.
4862 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4863 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4864 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4865 (c-parser.o): Likewise
4866 * c-tree.h (c_eh_initialized_p): Remove.
4867 (c_maybe_initialize_eh): Likewise.
4868 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4869 (finish_decl): Don't call c_maybe_initialize_eh.
4870 (c_eh_initialized_p): Remove.
4871 (c_maybe_initialize_eh): Likewise.
4872 * c-parser.c (c_parser_omp_construct): Likewise.
4873 (c_parse_file): Initialize exception handling.
4875 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4877 * config.gcc (tm_file): Remove i386/biarch32.h
4878 for i?86-w64-mingw* case.
4879 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4881 * config.host: Set for x64 mingw the option
4882 use_long_long_for_widest_fast_int to yes.
4884 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4886 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4887 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4888 (dbxout_begin_function): Likewise.
4889 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4890 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4891 set on the function.
4892 (final_end_function): Likewise.
4893 (final_scan_insn): Likewise.
4894 (rest_of_handle_final): Likewise.
4895 * varasm.c (assemble_start_function): Likewise.
4896 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4898 2009-09-12 Jason Merrill <jason@redhat.com>
4900 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4901 * opts.c (common_handle_option): constify.
4903 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4905 * doc/install.texi (avr): Remove obsolete reference site.
4907 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4909 * doc/install.texi (Binaries): Adjust AIX link.
4911 2009-09-12 Akim Demaille <demaille@gostai.com>
4913 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4914 Use an imperative sentence.
4916 2009-09-11 Richard Henderson <rth@redhat.com>
4918 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4919 structure-name and has-tree-operands arguments; update all entries.
4920 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4922 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4923 (gsstruct_code_size): New.
4924 (gss_for_code_): New.
4925 (gss_for_code): Remove.
4926 (gimple_size): Rewrite using gsstruct_code_size.
4927 (gimple_statement_structure): Move to gimple.h.
4928 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4929 (gss_for_code, gimple_statement_structure): New.
4930 (gimple_ops): Use new arrays; tidy.
4932 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4934 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4935 operand to be a PLUS expression.
4936 * config/pa/pa.c (pa_secondary_reload): Likewise.
4938 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4940 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4942 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4945 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4947 From Jie Zhang <jie.zhang@analog.com>:
4948 * doc/extend.texi (node Function Attributes): Document l2
4950 (node Blackfin Variable Attributes): Document l2 variable attributes.
4952 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4954 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4955 to match the system compiler's configuration at inflection point.
4956 Add comment to remark a remaining difference with system compiler.
4958 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4959 * configure: Regenerate.
4961 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4963 From Jie Zhang <jie.zhang@analog.com>:
4964 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4965 (bfin_handle_l2_attribute): New.
4966 (bfin_attribute_table): Add l2 attribute.
4968 2009-09-11 Michael Matz <matz@suse.de>
4971 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4972 on the local_decls list.
4974 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4978 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4980 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4981 for VALUEs, to implement the documented interface.
4982 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4983 Adjust for VALUEs and anything else, to implement the
4984 documented interface.
4986 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4988 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4989 with actual SPE/paired vector modes before using 64-bit alignment.
4990 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4992 2009-09-10 DJ Delorie <dj@redhat.com>
4994 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4997 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4998 * config/mep/mep.c (mep_legitimate_constant_p): New.
4999 * config/mep/mep-protos.h: Prototype it.
5001 2009-09-10 Richard Henderson <rth@redhat.com>
5003 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
5005 2009-09-10 Jason Merrill <jason@redhat.com>
5007 * tree.c (chain_index): New fn.
5008 * tree.h: Declare it.
5010 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5012 * config/sol2-c.c (cmn_err_length_specs): Initialize
5013 scalar_identity_flag.
5015 2009-09-10 Richard Henderson <rth@redhat.com>
5017 * tree.h (struct tree_decl_common): Move align member earlier;
5018 move label_decl_uid member ...
5019 (struct tree_label_decl): ... here.
5020 (LABEL_DECL_UID): Update to match.
5022 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
5025 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
5026 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
5028 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
5029 dest_prev if the edge is complex.
5031 * tree-cfg.c (is_ctrl_stmt): Use a switch.
5033 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
5034 loop latch tests earlier.
5036 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
5037 before GIMPLE_RETURN, not after its predecessor; insert
5040 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
5041 gimple_seq_empty_p to test for no PHI nodes.
5042 * tree-cfg.c (split_critical_edges): Likewise.
5044 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
5046 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
5048 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
5049 introduced by the VTA branch merge.
5051 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
5053 * ira-conflicts.c: Use fputs or putc instead of fprintf
5057 * tree-switch-conversion.c: Ditto.
5059 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
5061 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
5062 introduced by the VTA branch merge.
5064 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
5067 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
5069 PR rtl-optimization/39779
5070 * expr.c (convert_modes): Return when mode == oldmode after
5071 CONST_INTs are processed.
5073 2009-09-10 Nick Clifton <nickc@redhat.com>
5075 * config/mep/mep.c (mep_encode_section_info): Copy weakness
5076 attribute and referring decl when creating renamed symbol.
5078 2009-09-10 Richard Guenther <rguenther@suse.de>
5081 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
5083 (cgraph_finalize_compilation_unit): Compute reachability
5084 before emitting thunks. Properly process aliases before
5085 possibly removing unreachable nodes.
5087 2009-09-10 Richard Guenther <rguenther@suse.de>
5090 * tree.c (struct free_lang_data_d): Add worklist member.
5091 (find_decls_types_r): Push onto the worklist instead of recursing.
5092 Handle TREE_BINFOs properly.
5093 (find_decls_types): New function wrapped around find_decls_types_r
5094 to process the worklist.
5095 (find_decls_types_in_eh_region): Use it.
5096 (find_decls_types_in_node): Likewise.
5097 (find_decls_types_in_var): Likewise.
5098 (free_lang_data_in_cgraph): Likewise. Free the worklist.
5099 * tree.h (RECORD_OR_UNION_TYPE_P): New.
5100 (AGGREGATE_TYPE_P): Adjust.
5102 2009-09-09 Jason Merrill <jason@redhat.com>
5104 * configure.ac: Check glibc version even if we have an in-tree
5107 2009-09-09 Anthony Green <green@moxielogic.com>
5109 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
5110 the constant 0 when appropriate.
5111 * config/moxie/constraints.md: Add constraint O.
5113 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
5114 to pass up to 6 32-bit argument values in registers.
5115 (moxie_function_arg): Ditto.
5116 (moxie_arg_partial_bytes): Ditto.
5117 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
5118 (REG_PARM_STACK_SPACE): Ditto.
5119 (FUNCTION_ARG_REGNO_P): Ditto.
5121 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
5122 instruction to allocate stack space.
5124 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
5126 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
5127 unnecessarily stringent constraints. Fix address
5128 calculation in the splitters.
5130 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
5132 PR rtl-optimization/39779
5133 * expr.c (convert_modes): Return when mode == oldmode after
5134 CONST_INTs are processed.
5136 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
5139 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
5140 (ix86_expand_prologue): Take frame.padding0 into logic of
5142 (ix86_expand_epilogue): Likewise.
5144 2009-09-09 Jakub Jelinek <jakub@redhat.com>
5146 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
5148 (SHLIB_LINK, SHLIB_INSTALL): Use them.
5149 * config/t-slibgcc-libgcc: New file.
5150 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
5152 2009-09-09 Martin Jambor <mjambor@suse.cz>
5154 PR tree-optimization/41089
5155 * tree-sra.c (find_var_candidates): Do not consider va_lists in
5158 2009-09-09 Richard Henderson <rth@redhat.com>
5160 * gimple.h (CASE_GIMPLE_OMP): New.
5161 (is_gimple_omp): Use it.
5162 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
5163 (verify_gimple_debug): Likewise.
5165 2009-09-09 Richard Guenther <rguenther@suse.de>
5167 PR tree-optimization/41101
5168 * tree-ssa-pre.c (maximal_set): Remove.
5169 (compute_antic_aux): Treat the maximal set as implicitly all ones.
5170 Defer all blocks we didn't visit at least one successor.
5171 (add_to_exp_gen): Do not add to the maximal set.
5172 (make_values_for_phi): Likewise.
5173 (compute_avail): Likewise.
5174 (init_pre): Do not allocate the maximal set.
5175 (execute_pre): Do not dump it.
5177 2009-09-09 Martin Jambor <mjambor@suse.cz>
5179 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
5180 an SSA_NAME rather than a is_gimple_variable.
5182 2009-09-09 Richard Guenther <rguenther@suse.de>
5185 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
5186 code dealing with plain pointer bases.
5187 (maybe_fold_offset_to_reference): Likewise.
5188 (maybe_fold_stmt_addition): Adjust.
5190 2009-09-09 Richard Guenther <rguenther@suse.de>
5192 * tree.c (free_lang_data_in_type): Do not free the type variant
5194 (free_lang_data): Merge char_type_node with its properly signed
5196 (pass_ipa_free): Collect after freeing language specific data.
5198 2009-09-09 Michael Matz <matz@suse.de>
5201 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
5202 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
5203 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
5206 2009-09-08 DJ Delorie <dj@redhat.com>
5208 * config/mep/mep.c (conversions[]): Add "ml" pattern.
5210 2009-09-04 Jason Merrill <jason@redhat.com>
5212 * tree.c (tree_find_value): Remove.
5213 * tree.h: Remove prototype.
5214 * varasm.c (assemble_external): Use value_member instead.
5216 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5218 * toplev.c (process_options): Choose default debugging type when
5219 gtoggle enables debug info and type is unset.
5221 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5225 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
5228 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5230 * configure: Rebuilt with modified libtool.m4.
5232 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5237 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
5239 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5241 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
5242 (remove_statement): Likewise.
5243 (rewrite_use_nonlinear_expr): Adjust.
5244 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
5245 * tree-ssa.c (release_defs_bitset): ... this. New.
5246 * tree-flow.h (release_defs_bitset): Declare.
5248 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
5251 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
5252 in the middle block.
5254 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
5256 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
5257 via intptr_t to long type.
5258 (insert_operand_rank): Cast long type via intptr_t to
5260 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
5262 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
5263 from pointer to unsigned via uintptr_t.
5265 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
5266 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
5268 * configure: Regenerated.
5269 * config.in: Regenerated
5270 * system.h (stdint.h): Add include.
5271 (inttypes.h): Likewise.
5272 * Makefile.in (aclocal): Add config/stdint.m4.
5273 * aclocal.m4: Regenerated.
5275 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
5277 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
5279 (note_np_check_stores): New function.
5280 (harmless_null_pointer_p): New function.
5281 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
5282 changed. Take into account whether we're in the shadow of a condjump
5283 that tested NP_REG for NULL.
5284 Lose all code that tested for SEQUENCEs.
5285 (workaround_speculation): Avoid inserting NOPs for loads that are
5286 either always executed or a NULL pointer.
5288 2009-09-08 Jan Hubicka <jh@suse.cz>
5290 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
5291 * params.def (early-inlining-insns): Likewise.
5293 2009-09-08 Jakub Jelinek <jakub@redhat.com>
5295 PR rtl-optimization/41239
5296 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
5297 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
5299 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
5300 across calls, as the calls might not always return normally.
5301 (call_may_noreturn_p): New function.
5302 (deps_analyze_insn): Update last_function_call_may_noreturn list.
5303 (init_deps): Initialize it.
5304 (remove_from_deps): Also remove calls from
5305 last_function_call_may_noreturn list.
5307 2009-09-07 Richard Henderson <rth@redhat.com>
5309 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
5310 more VR->OPERANDS than LHS operands. Free LHS before returning.
5312 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5314 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
5315 (attr "addrtype"): New member "spreg".
5316 Use it if mem_spfp_address_operand is true for the address.
5317 (attr "type"): New entry "stall".
5318 (cpu_unit "load"): New.
5319 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
5321 (insn_reservation "loadsp"): New.
5322 (insn_reservation "load_stall1"): New.
5323 (insn_reservation "load_stall3"): New.
5325 * config/bfin/predicates.md (const1_operand, const3_operand): New.
5326 (mem_p_address_operand): Exclude stack and frame pointer based
5328 (mem_spfp_address_operand): New; match them here.
5329 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
5330 (bfin_reorg): Call it if scheduling insns.
5331 (bfin_gen_bundles): Remove dummy insns created by
5332 add_sched_insns_for_speculation.
5334 From Jie Zhang <jie.zhang@analog.com>:
5335 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
5336 bfin_si_revision, bfin_workarounds): Move these ...
5337 * config/bfin/bfin.h: ... here.
5339 From Mike Frysinger <michael.frysinger@analog.com>
5340 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
5341 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
5342 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
5343 bf547m, bf548m, and bf549m.
5344 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
5345 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
5346 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
5347 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
5348 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
5349 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
5350 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
5351 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
5352 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
5353 bf542m, bf544m, bf547m, bf548m, and bf549m.
5355 From Jie Zhang <jie.zhang@analog.com>:
5356 * config/bfin/predicates.md (p_register_operand): New predicate.
5357 (dp_register_operand): New predicate.
5358 * config/bfin/bfin-protos.h (WA_05000074): Define.
5359 (ENABLE_WA_05000074): Define.
5360 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
5361 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
5362 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
5363 (define_attr addrtype): Allow load/store register to be P register.
5364 (define_attr storereg): New.
5365 (define_cpu_unit anomaly_05000074): New.
5366 (define_insn_reservation dsp32shiftimm): New.
5367 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
5368 (define_insn_reservation loadp): Cannot use slot2.
5369 (define_insn_reservation loadsp): Cannot use slot2.
5370 (define_insn_reservation storep): Cannot use slot2. Does not
5371 apply when working around 05000074.
5372 (define_insn_reservation storep_anomaly_05000074): New.
5373 (define_insn_reservation storei): Does not apply when working
5375 (define_insn_reservation storei_anomaly_05000074): New.
5376 (define_attr length): Add dsp32shiftimm case.
5377 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
5378 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
5379 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
5380 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
5381 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
5383 2009-09-07 Martin Jambor <mjambor@suse.cz>
5386 * tree-sra.c (create_artificial_child_access): Return NULL if
5387 build_ref_for_offset fails.
5388 (propagate_subacesses_accross_link): Allow build_ref_for_offset
5389 and create_artificial_child_access to fail.
5391 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5394 * unwind-dw2.c (uw_init_context_1): Mark noinline.
5395 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
5396 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
5398 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5400 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
5401 block, ensure it has an exit edge. Emit a barrier after a jump.
5403 2009-09-07 Nick Clifton <nickc@redhat.com>
5405 * gcc.c (this_is_linker_script): New variable. Like
5406 this_is_library_file but for the %T constructor.
5407 (end_going_arg): If this_is_linker_script is set then locate the
5408 script and insert a --script switch before it
5409 (do_spec_2): Initialise this_is_linker_script.
5410 (do_spec_1): Likewise. Handle %T construct.
5411 (eval_spec_function): Preserve this_is_linker_script.
5412 * doc/invoke.texi: Document %T construct in spec files.
5413 * config/m32c/m32c.h (LIB_SPEC): Use it.
5415 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5417 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
5418 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
5419 when volatile flag is set.
5420 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
5422 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
5425 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
5426 (combine_stack_adjustments_for_block): Allow insns between stack
5427 adjustments and stores with corresponding pre-(dec|inc)rement or
5428 pre-modify operation.
5430 2009-09-06 Jakub Jelinek <jakub@redhat.com>
5433 * combine-stack-adj.c (struct csa_memlist): Rename to...
5434 (struct csa_reflist): ... this. Rename mem field to ref.
5435 (free_csa_memlist): Rename to...
5436 (free_csa_reflist): ... this.
5437 (record_one_stack_memref): Rename to...
5438 (record_one_stack_ref): ... this. Handle also REG_P.
5439 (try_apply_stack_adjustment): Handle also REG_P.
5440 (struct record_stack_memrefs_data): Rename to...
5441 (struct record_stack_refs_data): ... this. Rename memlist field to
5443 (record_stack_memrefs): Rename to...
5444 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
5445 subexpressions instead of failing when a MEM contains SP references.
5446 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
5447 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
5449 2009-09-06 Richard Guenther <rguenther@suse.de>
5452 * tree.c (build_array_type): Do not record types marked
5453 with structural equality in the canonical type hashtable.
5455 2009-09-06 Richard Guenther <rguenther@suse.de>
5458 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
5460 2009-09-05 Richard Guenther <rguenther@suse.de>
5463 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
5465 2009-09-05 Richard Guenther <rguenther@suse.de>
5468 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
5470 2009-09-05 Richard Guenther <rguenther@suse.de>
5473 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
5474 before comparing function argument types.
5476 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5479 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5482 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5485 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5487 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5488 locators before emit_insn is called.
5490 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5493 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5494 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5495 (reginfo_init): Don't call allocate_reg_info.
5497 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5500 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5501 NONDEBUG_INSN_P instead of INSN_P.
5503 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5506 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5508 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5511 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5512 pattern of the split.
5514 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5516 * toplev.c (process_options): Move setter of flag_var_tracking
5517 before other tests that depend on it. Move down setter of
5518 flag_rename_registers. Don't enable var-tracking-assignments
5519 by default if selective scheduling is enabled. Warn if both
5522 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5524 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5525 comment. Use switch statement to catch overlaps between rtx
5526 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5527 (IS_DECL_CODE): ... here. Remove.
5528 (check_value_is_not_decl): Remove.
5529 (dv_from_decl, dv_from_value): Check after conversion.
5531 2009-09-04 Richard Guenther <rguenther@suse.de>
5534 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5535 after emitting tunks. Move emitting thunks and ctors from ...
5536 (cgraph_optimize): ... here. Remove redundant
5537 cgraph_analyze_functions.
5538 * varasm.c (find_decl_and_mark_needed): Remove no longer
5540 (finish_aliases_1): Adjust check for thunk aliases.
5542 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5544 * config/arm/arm.md (ctzsi2): Added braces
5545 to avoid warning that broke booststrap.
5547 2009-09-04 Martin Jambor <mjambor@suse.cz>
5549 PR tree-optimization/41112
5550 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5551 handle variable-bounded arrays.
5552 (expr_with_var_bounded_array_refs_p): New function.
5553 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5555 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5557 * config/s390/2097.md: Removed two incorrect bypasses.
5558 (z10_fsimpdf): Fixed latency.
5559 (z10_fhex): New insn_reservation.
5560 (z10_floaddf): Fixed latency.
5561 (z10_floadsf): Fixed latency.
5562 (z10_ftrunctf): Fixed latency.
5563 (z10_ftruncdf): Fixed latency.
5564 * config/s390/s390.c (z10_cost): Fixed values.
5565 (s390_adjust_priority): Added z10 path.
5566 * config/s390/s390.md (type): Added fhex.
5567 (*mov<mode>_64dfp): Updated type attribute.
5568 (*mov<mode>_64): Updated type attribute.
5569 (*mov<mode>_31): Updated type attribute.
5570 (*mov<mode>"): Likewise.
5571 * config/s390/2084.md (x_fsimpdf): Updated condition.
5573 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5575 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5576 RTXs in the predicate for operand 1.
5578 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5580 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5581 (rbitsi2): New insn.
5582 (ctzsi2): New expand.
5583 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5585 2009-09-03 Martin Jambor <mjambor@suse.cz>
5587 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5588 (create_artificial_child_access): Use build_ref_for_offset instead
5589 of duplicate_expr_for_different_base.
5590 (propagate_subacesses_accross_link): Likewise.
5592 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5594 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5596 (mips16e_collect_argument_saves): Skip debug instructions.
5597 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5598 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5599 (r10k_insert_cache_barriers): Likewise.
5600 (mips_reorg_process_insns): Likewise.
5602 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5605 * ira.c (update_equiv_reg): Remove check on class likely spill.
5607 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5610 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5611 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5615 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5616 the stack slot if it is passed by invisible reference.
5617 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5618 by invisible reference.
5620 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5622 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5623 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5624 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5626 * config/bfin/sync.md: New file.
5627 * config/bfin/bfin.md: Include it.
5628 (UNSPEC_ATOMIC): New.
5629 (UNSPEC_ONES): Provide a unique number.
5631 From Jie Zhang <jie.zhang@analog.com>:
5632 * config/bfin/bfin.c (ret_regs): New.
5633 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5634 (must_save_rets_p): New.
5635 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5636 current_function_is_leaf.
5637 (do_link): Likewise.
5638 (do_unlink): Likewise.
5639 (expand_interrupt_handler_prologue): Use ret_regs array.
5640 (expand_interrupt_handler_epilogue): Use ret_regs array and
5641 pass return register to gen_return_internal.
5642 (bfin_expand_epilogue): Pass return register to
5643 gen_return_internal.
5644 (bfin_expand_call): Explicitly clobber RETS.
5645 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5646 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5647 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5648 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5650 (return_internal): Take a reg rtx rather than the register number.
5652 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5654 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5655 when comparing against estimated_loop_iterations_int return.
5657 2009-09-03 Richard Guenther <rguenther@suse.de>
5659 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5660 eh_personality_libfunc.
5662 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5664 * tree-parloops.c (separate_decls_in_region): Add space.
5666 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5668 * tree-parloops.c (separate_decls_in_region): Change the condition
5669 checking if there are reductions in the loop.
5671 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5673 PR tree-optimization/38275
5674 * tree-parloops.c (parallelize_loops): Replace profitability condition
5675 for expected number of iterations.
5677 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5679 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5680 (bootstrap-debug): Explain conditions in which it becomes default.
5681 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5684 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5686 * doc/invoke.texi (Optimize Options): Move
5687 -finline-small-functions to the -O2 list.
5689 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5691 * toplev.c (process_options): Enable var-tracking-assignments
5692 by default if var-tracking is enabled.
5694 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5696 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5698 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5699 * rtl.h (prev_nonnote_insn_bb): Declare it.
5701 2009-09-03 Diego Novillo <dnovillo@google.com>
5703 * cgraph.c (cgraph_node_for_decl): New.
5704 * cgraph.h (cgraph_node_for_decl): Declare.
5705 * tree.c (host_integerp): Return 0 if T is NULL.
5707 2009-09-03 Diego Novillo <dnovillo@google.com>
5709 * tree.h (struct alias_pair): Move from varasm.c.
5710 (alias_pairs): Likewise.
5711 (TYPE_MAXVAL): Define.
5712 (TYPE_MINVAL): Define.
5713 (iterative_hash_host_wide_int): Declare.
5714 (remove_unreachable_alias_pairs): Declare.
5715 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5716 * diagnostic.c (default_diagnostic_starter): Make extern.
5717 (default_diagnostic_finalizer): Make extern.
5718 * diagnostic.h (default_diagnostic_starter): Declare.
5719 (default_diagnostic_finalizer): Declare.
5720 (default_tree_printer): Declare.
5721 * toplev.c (default_tree_printer): Make extern.
5723 2009-09-03 Richard Guenther <rguenther@suse.de>
5724 Diego Novillo <dnovillo@google.com>
5726 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5727 * cgraphunit.c (cgraph_expand_function): Do not emit
5728 associated thunks from here.
5729 (cgraph_emit_thunks): New.
5730 (cgraph_optimize): Call it.
5731 Return if any IPA pass finds an error.
5732 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5735 2009-09-03 Simon Baldwin <simonb@google.com>
5736 Rafael Espindola <espindola@google.com>
5737 Richard Guenther <rguenther@suse.de>
5738 Doug Kwan <dougkwan@google.com>
5739 Diego Novillo <dnovillo@google.com>
5741 * tree.c: Include tree-pass.h, langhooks-def.h,
5742 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5743 (free_lang_data_in_type): New.
5744 (need_assembler_name_p): New.
5745 (free_lang_data_in_block): New.
5746 (free_lang_data_in_decl): New.
5747 (struct free_lang_data_d): New.
5748 (add_tree_to_fld_list): New.
5749 (find_decls_types_r): New.
5750 (get_eh_types_for_runtime): New.
5751 (find_decls_types_in_eh_region): New.
5752 (find_decls_types_in_node): New.
5753 (find_decls_types_in_var): New.
5754 (free_lang_data_in_cgraph): New.
5755 (free_lang_data): New.
5756 (gate_free_lang_data): New.
5757 (pass_ipa_free_lang_data): New.
5759 2009-09-03 Diego Novillo <dnovillo@google.com>
5761 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5762 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5763 (lang_hooks): Remove const qualifier.
5764 * ipa.c (cgraph_remove_unreachable_nodes): Call
5765 remove_unreachable_alias_pairs.
5766 * except.c (add_type_for_runtime): Check if TYPE has
5767 already been converted.
5768 (lookup_type_for_runtime): Likewise.
5769 (check_handled): Handle converted types.
5770 * varasm.c (remove_unreachable_alias_pairs): New.
5771 * gimple.c: Include demangle.h.
5772 (gimple_decl_printable_name): New.
5773 (gimple_fold_obj_type_ref): New.
5774 * gimple.h (gimple_decl_printable_name): Declare.
5775 (gimple_fold_obj_type_ref): Declare.
5776 * passes.c (init_optimization_passes): Add pass
5777 pass_ipa_free_lang_data.
5778 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5779 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5781 2009-09-03 Diego Novillo <dnovillo@google.com>
5783 * c-lang.c (lang_hooks): Remove const qualifier.
5785 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5787 * doc/install.texi (*-*-freebsd*): Update target information.
5789 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5791 * hard-reg-set.h (call_fixed_regs): Remove.
5792 * reginfo.c (call_fixed_regs): Remove.
5793 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5794 (globalize_reg): Don't use call_fixed_regs.
5795 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5798 2009-09-01 Michael Matz <matz@suse.de>
5800 * expr.h (emit_storent_insn, expand_expr_real_1,
5801 expand_expr_real_2): Declare.
5802 * expr.c (emit_storent_insn, expand_expr_real_1,
5803 expand_expr_real_2): Export.
5804 (store_expr): Setting and evaluating dont_return_target is useless.
5805 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5806 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5807 * except.c (expand_resx_expr): Rename to ...
5808 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5809 * except.h (expand_resx_stmt): Declare.
5810 * stmt.c: Add include gimple.h
5811 (expand_asm_expr): Rename to ...
5812 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5813 (expand_case): Rewrite to take gimple statement.
5814 * tree.h (expand_asm_stmt): Declare.
5815 (expand_case): Change prototype.
5816 * Makefile.in (stmt.o): Depend on gimple.h.
5817 * builtins.c (expand_builtin_synchronize): Build gimple asm
5818 statement, not an ASM_EXPR.
5819 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5820 gimple_to_tree, release_stmt_tree): Remove.
5821 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5822 ggc_free, but hold comparison code and operands separately.
5823 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5824 (expand_call_stmt, expand_gimple_stmt_1,
5825 expand_gimple_stmt): New helpers.
5826 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5827 release_stmt_tree. Call expand_gimple_stmt instead.
5828 (expand_gimple_basic_block): Ditto.
5830 * calls.c (emit_call_1): Don't look at EH regions here, make
5831 fntree parameter useless.
5832 (expand_call): New local rettype for TREE_TYPE(exp), use it
5833 throughout. Remove local p, use addr instead.
5834 Don't look at EH regions here.
5836 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5838 * doc/invoke.texi (-fsched-pressure): Document it.
5839 (-fsched-reg-pressure-heuristic): Remove it.
5841 * reload.c (ira.h): Include.
5842 (find_reloads): Add choosing reload on number of small spilled
5845 * haifa-sched.c (ira.h): Include.
5846 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5847 saved_reg_pressure, curr_reg_live, saved_reg_live,
5848 region_ref_regs): New variables.
5849 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5850 initiate_reg_pressure_info, setup_ref_regs,
5851 initiate_bb_reg_pressure_info, save_reg_pressure,
5852 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5854 (setup_insn_reg_pressure_info): New function.
5855 (rank_for_schedule): Add pressure checking and insn issue time.
5856 Remove comparison of insn reg weights.
5857 (ready_sort): Set insn reg pressure info.
5858 (update_register_pressure, setup_insn_max_reg_pressure,
5859 update_reg_and_insn_max_reg_pressure,
5860 sched_setup_bb_reg_pressure_info): New functions.
5861 (schedule_insn): Add code for printing and updating reg pressure info.
5862 (find_set_reg_weight, find_insn_reg_weight): Remove.
5863 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5864 (debug_ready_list): Print reg pressure info.
5865 (schedule_block): Ditto. Check insn issue time.
5866 (sched_init): Set up sched_pressure_p. Allocate and set up some
5867 reg pressure related info.
5868 (sched_finish): Free some reg pressure related info.
5869 (fix_tick_ready): Make insn always ready if pressure_p.
5870 (init_h_i_d): Don't call find_insn_reg_weight.
5871 (haifa_finish_h_i_d): Free insn reg pressure info.
5873 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5874 ira_memory_move_cost, ira_class_hard_regs,
5875 ira_class_hard_regs_num, ira_no_alloc_regs,
5876 ira_available_class_regs, ira_reg_class_cover_size,
5877 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5879 * ira-lives.c (single_reg_class): Check mode to find how many
5880 registers are necessary for operand.
5881 (ira_implicitly_set_insn_hard_regs): New.
5883 * common.opt (fsched-pressure): New options.
5884 (fsched-reg-pressure-heuristic): Remove.
5886 * ira.c (setup_eliminable_regset): Rename to
5887 ira_setup_eliminable_regset. Make it external.
5888 (expand_reg_info): Pass cover class to setup_reg_classes.
5889 (ira): Call resize_reg_info instead of allocate_reg_info.
5891 * sched-deps.c: Include ira.h.
5892 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5893 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5894 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5895 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5896 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5897 mark_insn_reg_store, mark_insn_reg_clobber,
5898 setup_insn_reg_pressure_info): New.
5899 (sched_analyze_1): Update implicit_reg_pending_uses.
5900 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5901 Use them to create dependencies. Set insn reg uses and pressure
5902 info. Process reg_pending_uses in one place.
5903 (free_deps): Free implicit sets.
5904 (remove_from_deps): Remove implicit sets if necessary. Check
5905 implicit sets when clearing reg_last_in_use.
5906 (init_deps_global): Clear implicit_reg_pending_clobbers and
5907 implicit_reg_pending_uses.
5909 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5910 ira_memory_move_cost, ira_class_hard_regs,
5911 ira_class_hard_regs_num, ira_no_alloc_regs,
5912 ira_available_class_regs, ira_reg_class_cover_size,
5913 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5914 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5915 ira_implicitly_set_insn_hard_regs): New prototypes.
5917 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5918 cost_elements_num): New variables.
5919 (allocno_costs, total_costs): Rename to costs and
5920 total_allocno_costs.
5921 (COSTS_OF_ALLOCNO): Rename to COSTS.
5922 (allocno_pref): Rename to pref.
5923 (allocno_pref_buffer): Rename to pref_buffer.
5924 (common_classes): Rename to regno_cover_class.
5926 (record_reg_classes): Set allocno attributes only if allocno_p.
5927 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5928 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5929 and COSTS_OF_ALLOCNO.
5930 (print_costs): Rename to print_allocno_costs.
5931 (print_pseudo_costs): New.
5932 (process_bb_node_for_costs): Split into 2 functions with new
5933 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5934 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5935 new parameter dump_file. Use cost_elements_num instead of
5936 ira_allocnos_num. Make one iteration if preferred classes were
5937 already calculated for scheduler. Make 2 versions of code
5938 depending on allocno_p.
5939 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5940 regno_cover_class and COSTS instead of common_classes and
5942 (init_costs, finish_costs): New.
5943 (ira_costs): Set up allocno_p and cost_elements_num. Call
5944 init_costs and finish_costs.
5945 (ira_set_pseudo_classes): New.
5947 * rtl.h (allocate_reg_info): Remove.
5948 (resize_reg_info): Change return type.
5949 (reg_cover_class): New.
5950 (setup_reg_classes): Add new parameter.
5952 * sched-int.h (struct deps_reg): New member implicit_sets.
5953 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5954 (INCREASE_BITS): New macro.
5955 (struct reg_pressure_data, struct reg_use_data): New.
5956 (struct _haifa_insn_data): Remove reg_weight. Add members
5957 reg_pressure, reg_use_list, reg_set_list, and
5958 reg_pressure_excess_cost_change.
5959 (struct deps): New member implicit_sets.
5960 (pressure_p): New variable.
5961 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5962 (struct reg_pressure_data, struct reg_use_data): New.
5963 (INSN_REG_WEIGHT): Remove.
5964 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5965 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5966 (sched_init_region_reg_pressure_info,
5967 sched_setup_bb_reg_pressure_info): New prototypes.
5969 * reginfo.c (struct reg_pref): New member coverclass.
5970 (reg_cover_class): New function.
5971 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5972 (reg_info_size): New variable.
5973 (allocate_reg_info): Make static. Setup reg_info_size.
5974 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5975 (setup_reg_classes): Add a new parameter. Setup cover class too.
5977 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5980 * sched-rgn.c (deps_join): Set up implicit_sets.
5981 (schedule_region): Set up region and basic blocks pressure
5984 * passes.c (init_optimization_passes): Move
5985 pass_subregs_of_mode_init before pass_sched.
5987 2009-09-02 Martin Jambor <mjambor@suse.cz>
5989 * tree-sra.c (struct access): New field grp_hint.
5990 (dump_access): Dump grp_hint.
5991 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5993 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5994 those which have been specifically read and somehow written to.
5995 (propagate_subacesses_accross_link): Set grp_hint of right child and
5996 also possibly of the left child.
5998 2009-09-02 Jakub Jelinek <jakub@redhat.com>
6000 * tree-object-size.c (addr_object_size): Always use object_size_type
6001 0 or 2 when determining the pointer pointed object size.
6003 2009-09-02 Richard Guenther <rguenther@suse.de>
6006 2009-08-31 Richard Guenther <rguenther@suse.de>
6008 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6009 to query if the memory regions for memmove overlap.
6010 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6011 asserts on pointers, instead deal with odd trees.
6012 (ptr_derefs_may_alias_p): Likewise.
6013 (refs_may_alias_p_1): Constructor bases also never alias.
6015 2009-08-01 Christian Bruel <christian.bruel@st.com>
6018 2009-07-31 Christian Bruel <christian.bruel@st.com>
6019 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6021 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
6023 * doc/invoke.texi (-fvar-tracking-assignments): New.
6024 (-fvar-tracking-assignments-toggle): New.
6025 (-fdump-final-insns=file): Mark filename as optional.
6026 (--param min-nondebug-insn-uid): New.
6027 (-gdwarf-@{version}): Mention version 4.
6028 * opts.c (common_handle_option): Accept it.
6029 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
6030 * regrename.c (regrename_optimize): Drop last. Don't count debug
6031 insns as uses. Don't reject change because of debug insn.
6032 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
6033 from the chain starter, and check for inexact matches in DEBUG_INSNS.
6034 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
6035 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
6036 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
6037 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
6038 * doc/gimple.texi (is_gimple_debug): New.
6039 (gimple_debug_bind_p): New.
6040 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
6041 * doc/install.texi (bootstrap-debug): More details.
6042 (bootstrap-debug-big, bootstrap-debug-lean): Document.
6043 (bootstrap-debug-lib): More details.
6044 (bootstrap-debug-ckovw): Update.
6045 (bootstrap-time): New.
6046 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
6047 (insert_phi_nodes_for): Insert debug stmts.
6048 (rewrite_stmt): Take iterator. Insert debug stmts.
6049 (rewrite_enter_block): Adjust.
6050 (maybe_replace_use_in_debug_stmt): New.
6051 (rewrite_update_stmt): Use it.
6052 (mark_use_interesting): Return early for debug stmts.
6053 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
6054 stmts before replacing stmt.
6055 (move_computations_stmt): Likewise.
6056 * ira-conflicts.c (add_copies): Skip debug insns.
6057 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
6058 (regstat_bb_compute_ri): Skip debug insns.
6059 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
6060 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
6061 check_loop_closed_ssa_stmt): Skip debug stmts.
6062 * tree-tailcall.c (find_tail_calls): Likewise.
6063 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
6064 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
6065 (build_var_debug_value_stat): Declare.
6066 (build_var_debug_value): Define.
6067 (target_for_debug_bind): Declare.
6068 * reload.c (find_equiv_reg): Skip debug insns.
6069 * rtlanal.c (reg_used_between_p): Skip debug insns.
6070 (side_effects_p): Likewise.
6071 (canonicalize_condition): Likewise.
6072 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
6073 insns never depend on debug insns.
6074 (create_ddg_dep_no_link): Likewise.
6075 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
6076 Don't add inter-loop dependencies for debug insns.
6077 (build_intra_loop_deps): Likewise.
6078 (create_ddg): Count debug insns.
6079 * ddg.h (struct ddg::num_debug): New.
6080 (num_backargs): Pair up with previous int field.
6081 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
6082 -fcompare-debug-second.
6083 * final.c (get_attr_length_1): Skip debug insns.
6084 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
6085 * gcc.c (invoke_as): Call compare-debug-dump-opt.
6086 (driver_self_specs): Map -fdump-final-insns to
6087 -fdump-final-insns=..
6088 (get_local_tick): New.
6089 (compare_debug_dump_opt_spec_function): Test for . argument and
6090 compute output name. Compute temp output spec without flag name.
6091 Compute -frandom-seed.
6092 (OPT): Undef after use.
6093 * cfgloopanal.c (num_loop_insns): Skip debug insns.
6094 (average_num_loop_insns): Likewise.
6095 * params.h (MIN_NONDEBUG_INSN_UID): New.
6096 * gimple.def (GIMPLE_DEBUG): New.
6097 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
6098 * auto-inc-dec.c (merge_in_block): Skip debug insns.
6099 (merge_in_block): Fix whitespace.
6100 * toplev.c (flag_var_tracking): Update comment.
6101 (flag_var_tracking_assignments): New.
6102 (flag_var_tracking_assignments_toggle): New.
6103 (process_options): Don't open final insns dump file if we're not
6104 going to write to it. Compute defaults for var_tracking.
6105 * df-scan.c (df_insn_rescan_debug_internal): New.
6106 (df_uses_record): Handle debug insns.
6107 * haifa-sched.c (ready): Initialize n_debug.
6108 (contributes_to_priority): Skip debug insns.
6109 (dep_list_size): New.
6111 (rank_for_schedule): Likewise. Schedule debug insns as soon as
6112 they're ready. Disregard previous debug insns to make decisions.
6113 (queue_insn): Never queue debug insns.
6114 (ready_add, ready_remove_first, ready_remove): Count debug insns.
6115 (schedule_insn): Don't reject debug insns because of issue rate.
6116 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
6117 (queue_to_ready): Skip and discount debug insns.
6118 (choose_ready): Let debug insns through.
6119 (schedule_block): Check boundary debug insns. Discount debug
6120 insns, schedule them early. Adjust whitespace.
6121 (set_priorities): Check for boundary debug insns.
6122 (add_jump_dependencies): Use dep_list_size.
6123 (prev_non_location_insn): New.
6124 (check_cfg): Use it.
6125 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
6127 (remove_unused_ivs): Reset debug stmts.
6128 * modulo-sched.c (const_iteration_count): Skip debug insns.
6129 (res_MII): Discount debug insns.
6130 (loop_single_full_bb_p): Skip debug insns.
6131 (sms_schedule): Likewise.
6132 (sms_schedule_by_order): Likewise.
6133 (ps_has_conflicts): Likewise.
6134 * caller-save.c (refmarker_fn): New.
6135 (save_call_clobbered_regs): Replace regs with saved mem in
6137 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
6138 Call refmarker_fn mark for hardregnos.
6139 (mark_reg_as_referenced): New.
6140 (replace_reg_with_saved_mem): New.
6141 * ipa-pure-const.c (check_stmt): Skip debug stmts.
6142 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
6144 (cse_extended_basic_block): Skip debug insns.
6145 (count_reg_usage): Likewise.
6146 (is_dead_reg): New, split out of...
6147 (set_live_p): ... here.
6148 (insn_live_p): Use it for debug insns.
6149 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
6150 (execute_optimize_stdarg): Likewise.
6151 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
6152 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
6153 changes in debug stmts as changes.
6154 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
6155 (moveup_expr): Don't move across debug insns. Don't move
6156 debug insn if it would create a bookkeeping block.
6157 (moveup_expr_cached): Don't use cache for debug insns that
6158 are heads of blocks.
6159 (compute_av_set_inside_bb): Skip debug insns.
6160 (sel_rank_for_schedule): Schedule debug insns first. Remove
6162 (block_valid_for_bookkeeping_p); Support lax searches.
6163 (create_block_for_bookkeeping): Adjust block numbers when
6164 encountering debug-only blocks.
6165 (find_place_for_bookkeeping): Deal with debug-only blocks.
6166 (generate_bookkeeping_insn): Accept no place to insert.
6167 (remove_temp_moveop_nops): New argument full_tidying.
6168 (prepare_place_to_insert): Deal with debug insns.
6169 (advance_state_on_fence): Debug insns don't start cycles.
6170 (update_boundaries): Take fence as argument. Deal with
6172 (schedule_expr_on_boundary): No full_tidying on debug insns.
6173 (fill_insns): Deal with debug insns.
6174 (track_scheduled_insns_and_blocks): Don't count debug insns.
6175 (need_nop_to_preserve_insn_bb): New, split out of...
6176 (remove_insn_from_stream): ... this.
6177 (fur_orig_expr_not_found): Skip debug insns.
6178 * rtl.def (VALUE): Move up.
6180 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
6181 (nearest_common_dominator_of_uses): Take debug_stmts argument.
6182 Set it if debug stmts are found.
6183 (statement_sink_location): Skip debug stmts. Propagate
6184 moving defs into debug stmts.
6185 * ifcvt.c (first_active_insn): Skip debug insns.
6186 (last_active_insns): Likewise.
6187 (cond_exec_process_insns): Likewise.
6188 (noce_process_if_block): Likewise.
6189 (check_cond_move_block): Likewise.
6190 (cond_move_convert_if_block): Likewise.
6191 (block_jumps_and_fallthru_p): Likewise.
6192 (dead_or_predicable): Likewise.
6193 * dwarf2out.c (debug_str_hash_forced): New.
6194 (find_AT_string): Add comment.
6195 (gen_label_for_indirect_string): New.
6196 (get_debug_string_label): New.
6197 (AT_string_form): Use it.
6198 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
6199 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
6200 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
6201 several operations that cannot be represented with DWARF opcodes.
6202 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
6203 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
6204 (dwarf2out_var_location): Take during-call mark into account.
6205 (output_indirect_string): Update comment. Output if there are
6206 label and references.
6207 (prune_indirect_string): New.
6208 (prune_unused_types): Call it if debug_str_hash_forced.
6209 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
6210 (dw_long_long_const): Remove.
6211 (struct dw_val_struct): Change val_long_long type to rtx.
6212 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
6213 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
6214 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
6215 component instead of HOST_BITS_PER_LONG.
6216 (output_loc_operands): Likewise. For const8* assert
6217 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
6218 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
6219 rather than HOST_BITS_PER_LONG is >= 64.
6220 (add_AT_long_long): Remove val_hi and val_lo arguments, add
6222 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
6223 HOST_BITS_PER_LONG for dw_val_class_long_long.
6224 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
6225 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
6226 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
6228 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
6229 Handle DW_OP_implicit_value.
6230 (extract_int): Move prototype earlier.
6231 (mem_loc_descriptor): For SUBREG punt if inner
6232 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
6233 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
6234 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
6235 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
6236 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
6237 instead of Pmode size.
6238 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
6239 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
6240 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
6241 (concat_loc_descriptor, concatn_loc_descriptor,
6242 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
6243 (add_location_or_const_value_attribute): Likewise. For single
6244 location loc_lists attempt to use add_const_value_attribute
6245 for constant decls. Add DW_AT_const_value even if
6246 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
6248 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
6249 (control_flow_insn_p): Likewise.
6250 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
6251 (separate_decls_in_region_debug_bind): New.
6252 (separate_decls_in_region): Process debug bind stmts afterwards.
6253 * recog.c (verify_changes): Handle debug insns.
6254 (extract_insn): Likewise.
6255 (peephole2_optimize): Skip debug insns.
6256 * dse.c (scan_insn): Skip debug insns.
6257 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
6259 (setup_id_for_insn): Handle debug insns.
6260 (maybe_tidy_empty_bb): Adjust whitespace.
6261 (tidy_control_flow): Skip debug insns.
6262 (sel_remove_insn): Adjust for debug insns.
6263 (sel_estimate_number_of_insns): Skip debug insns.
6264 (create_insn_rtx_from_pattern): Handle debug insns.
6265 (create_copy_of_insn_rtx): Likewise.
6266 * sel-sched-.h (sel_bb_end): Declare.
6267 (sel_bb_empty_or_nop_p): New.
6268 (get_all_loop_exits): Use it.
6269 (_eligible_successor_edge_p): Likewise.
6270 (return_nop_to_pool): Adjust.
6271 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
6272 * ira-lives.c (process_bb_node_lives): Skip debug insns.
6273 * gimple-pretty-print.c (dump_gimple_debug): New.
6274 (dump_gimple_stmt): Use it.
6275 (dump_bb_header): Skip gimple debug stmts.
6276 * regmove.c (optimize_reg_copy_1): Discount debug insns.
6277 (fixup_match_2): Likewise.
6278 (regmove_backward_pass): Likewise. Simplify combined
6279 replacement. Handle debug insns.
6280 * function.c (instantiate_virtual_regs): Handle debug insns.
6281 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
6282 * print-rtl.h: Include cselib.h.
6283 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
6284 * df.h (df_inns_rescan_debug_internal): Declare.
6285 * gcse.c (alloc_hash_table): Estimate n_insns.
6286 (cprop_insn): Don't regard debug insns as changes.
6287 (bypass_conditional_jumps): Skip debug insns.
6288 (one_pre_gcse_pass): Adjust.
6289 (one_code_hoisting_pass): Likewise.
6290 (compute_ld_motion_mems): Skip debug insns.
6291 (one_cprop_pass): Adjust.
6292 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
6293 (if_convertible_stmt_p): Handle debug stmts.
6294 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
6295 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
6296 * ira-build.c (create_bb_allocnos): Skip debug insns.
6297 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
6298 (has_single_use): Likewise.
6299 (single_imm_use): Likewise.
6300 (num_imm_uses): Likewise.
6301 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
6302 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
6303 (create_outofssa_var_map): Likewise.
6304 * lower-subreg.c (adjust_decomposed_uses): New.
6305 (resolve_debug): New.
6306 (decompose_multiword_subregs): Use it.
6307 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
6308 * emit-rtl.c: Include params.h.
6309 (cur_debug_insn_uid): Define.
6310 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
6311 (copy_rtx_if_shared_1): Handle debug insns.
6312 (reset_used_flags): Likewise.
6313 (set_used_flags): LIkewise.
6314 (get_max_insn_count): New.
6315 (next_nondebug_insn): New.
6316 (prev_nondebug_insn): New.
6317 (make_debug_insn_raw): New.
6318 (emit_insn_before_noloc): Handle debug insns.
6319 (emit_jump_insn_before_noloc): Likewise.
6320 (emit_call_insn_before_noloc): Likewise.
6321 (emit_debug_insn_before_noloc): New.
6322 (emit_insn_after_noloc): Handle debug insns.
6323 (emit_jump_insn_after_noloc): Likewise.
6324 (emit_call_insn_after_noloc): Likewise.
6325 (emit_debug_insn_after_noloc): Likewise.
6326 (emit_insn_after): Take loc from earlier non-debug insn.
6327 (emit_jump_insn_after): Likewise.
6328 (emit_call_insn_after): Likewise.
6329 (emit_debug_insn_after_setloc): New.
6330 (emit_debug_insn_after): New.
6331 (emit_insn_before): Take loc from later non-debug insn.
6332 (emit_jump_insn_before): Likewise.
6333 (emit_call_insn_before): Likewise.
6334 (emit_debug_insn_before_setloc): New.
6335 (emit_debug_insn_before): New.
6336 (emit_insn): Handle debug insns.
6337 (emit_debug_insn): New.
6338 (emit_jump_insn): Handle debug insns.
6339 (emit_call_insn): Likewise.
6341 (init_emit): Take min-nondebug-insn-uid into account.
6342 Initialize cur_debug_insn_uid.
6343 (emit_copy_of_insn_after): Handle debug insns.
6344 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
6345 location of single rhs in place.
6346 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
6347 (floor_sdiv_adjust): New.
6348 (cell_sdiv_adjust): New.
6349 (cell_udiv_adjust): New.
6350 (round_sdiv_adjust): New.
6351 (round_udiv_adjust): New.
6352 (wrap_constant): Moved from cselib.
6353 (unwrap_constant): New.
6354 (expand_debug_expr): New.
6355 (expand_debug_locations): New.
6356 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
6358 (gimple_expand_cfg): Expand debug locations.
6359 * cselib.c: Include tree-pass.h.
6360 (struct expand_value_data): New.
6361 (cselib_record_sets_hook): New.
6362 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
6363 (cselib_clear_table): Move, and implemnet in terms of...
6364 (cselib_reset_table_with_next_value): ... this.
6365 (cselib_get_next_unknown_value): New.
6366 (discard_useless_locs): Don't discard preserved values.
6367 (cselib_preserve_value): New.
6368 (cselib_preserved_value_p): New.
6369 (cselib_preserve_definitely): New.
6370 (cselib_clear_preserve): New.
6371 (cselib_preserve_only_values): New.
6372 (new_cselib_val): Take rtx argument. Dump it in details.
6373 (cselib_lookup_mem): Adjust.
6374 (expand_loc): Take regs_active in struct. Adjust. Silence
6375 dumps unless details are requested.
6376 (cselib_expand_value_rtx_cb): New.
6377 (cselib_expand_value_rtx): Rename and reimplment in terms of...
6378 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
6379 without details. Copy more subregs. Try to resolve values
6380 using a callback. Wrap constants.
6381 (cselib_subst_to_values): Adjust.
6382 (cselib_log_lookup): New.
6383 (cselib_lookup): Call it.
6384 (cselib_invalidate_regno): Don't count preserved values as useless.
6385 (cselib_invalidate_mem): Likewise.
6386 (cselib_record_set): Likewise.
6387 (struct set): Renamed to cselib_set, moved to cselib.h.
6388 (cselib_record_sets): Adjust. Call hook.
6389 (cselib_process_insn): Reset table when it would be cleared.
6390 (dump_cselib_val): New.
6391 (dump_cselib_table): New.
6392 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
6393 (remove_forwarder_block): Support moving debug stmts.
6394 * cselib.h (cselib_record_sets_hook): Declare.
6395 (cselib_expand_callback): New type.
6396 (cselib_expand_value_rtx_cb): Declare.
6397 (cselib_reset_table_with_next_value): Declare.
6398 (cselib_get_next_unknown_value): Declare.
6399 (cselib_preserve_value): Declare.
6400 (cselib_preserved_value_p): Declare.
6401 (cselib_preserve_only_values): Declare.
6402 (dump_cselib_table): Declare.
6403 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
6404 (try_crossjump_to_edge): Likewise.
6405 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
6406 dominated blocks when debug stmts are present.
6407 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
6408 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
6409 (set_var_live_on_entry): Likewise.
6410 * loop-invariant.c (find_invariants_bb): Skip debug insns.
6411 * cfglayout.c (curr_location, last_location): Make static.
6412 (set_curr_insn_source_location): Don't avoid bouncing.
6413 (get_curr_insn_source_location): New.
6414 (get_curr_insn_block): New.
6415 (duplicate_insn_chain): Handle debug insns.
6416 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
6418 * common.opt (fcompare-debug): Move to sort order.
6419 (fdump-unnumbered-links): Likewise.
6420 (fvar-tracking-assignments): New.
6421 (fvar-tracking-assignments-toggle): New.
6422 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
6423 because of debug stmts.
6424 (mark_stmt_if_obviously_necessary): Mark debug stmts.
6425 (eliminate_unnecessary_stmts): Walk dominated blocks before
6427 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
6428 * ira.c (memref_used_between_p): Skip debug insns.
6429 (update_equiv_regs): Likewise.
6430 * sched-deps.c (sd_lists_size): Accept empty list.
6431 (sd_init_insn): Mark debug insns.
6432 (sd_finish_insn): Unmark them.
6433 (sd_add_dep): Reject non-debug deps on debug insns.
6434 (fixup_sched_groups): Give debug insns group treatment.
6436 (sched_analyze_reg): Don't mark debug insns for sched before call.
6437 (sched_analyze_2): Handle debug insns.
6438 (sched_analyze_insn): Compute next non-debug insn. Handle debug
6440 (deps_analyze_insn): Handle debug insns.
6441 (deps_start_bb): Skip debug insns.
6442 (init_deps): Initialize last_debug_insn.
6443 * tree-ssa.c (target_for_debug_bind): New.
6444 (find_released_ssa_name): New.
6445 (propagate_var_def_into_debug_stmts): New.
6446 (propagate_defs_into_debug_stmts): New.
6447 (verify_ssa): Skip debug bind stmts without values.
6448 (warn_uninialized_vars): Skip debug stmts.
6449 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
6450 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
6451 (rtx_equal_p): Likewise.
6452 * ira-costs.c (scan_one_insn): Skip debug insns.
6453 (process_bb_node_for_hard_reg_moves): Likewise.
6454 * rtl.h (DEBUG_INSN_P): New.
6455 (NONDEBUG_INSN_P): New.
6456 (MAY_HAVE_DEBUG_INSNS): New.
6457 (INSN_P): Accept debug insns.
6458 (RTX_FRAME_RELATED_P): Likewise.
6459 (INSN_DELETED_P): Likewise
6460 (PAT_VAR_LOCATION_DECL): New.
6461 (PAT_VAR_LOCATION_LOC): New.
6462 (PAT_VAR_OCATION_STATUS): New.
6463 (NOTE_VAR_LOCATION_DECL): Reimplement.
6464 (NOTE_VAR_LOCATION_LOC): Likewise.
6465 (NOTE_VAR_LOCATION_STATUS): Likewise.
6466 (INSN_VAR_LOCATION): New.
6467 (INSN_VAR_LOCATION_DECL): New.
6468 (INSN_VAR_LOCATION_LOC): New.
6469 (INSN_VAR_LOCATION_STATUS): New.
6470 (gen_rtx_UNKNOWN_VAR_LOC): New.
6471 (VAR_LOC_UNKNOWN_P): New.
6472 (NOTE_DURING_CALL_P): New.
6473 (SCHED_GROUP_P): Accept debug insns.
6474 (emit_debug_insn_before): Declare.
6475 (emit_debug_insn_before_noloc): Declare.
6476 (emit_debug_insn_beore_setloc): Declare.
6477 (emit_debug_insn_after): Declare.
6478 (emit_debug_insn_after_noloc): Declare.
6479 (emit_debug_insn_after_setloc): Declare.
6480 (emit_debug_insn): Declare.
6481 (make_debug_insn_raw): Declare.
6482 (prev_nondebug_insn): Declare.
6483 (next_nondebug_insn): Declare.
6484 (delegitimize_mem_from_attrs): Declare.
6485 (get_max_insn_count): Declare.
6486 (wrap_constant): Declare.
6487 (unwrap_constant): Declare.
6488 (get_curr_insn_source_location): Declare.
6489 (get_curr_insn_block): Declare.
6490 * tree-inline.c (insert_debug_decl_map): New.
6491 (processing_debug_stmt): New.
6492 (remap_decl): Don't create new mappings in debug stmts.
6493 (remap_gimple_op_r): Don't add references in debug stmts.
6494 (copy_tree_body_r): Likewise.
6495 (remap_gimple_stmt): Handle debug bind stmts.
6496 (copy_bb): Skip debug stmts.
6497 (copy_edges_for_bb): Likewise.
6498 (copy_debug_stmt): New.
6499 (copy_debug_stmts): New.
6500 (copy_body): Copy debug stmts at the end.
6501 (insert_init_debug_bind): New.
6502 (insert_init_stmt): Take id. Skip and emit debug stmts.
6503 (setup_one_parameter): Remap variable earlier, register debug mapping.
6504 (estimate_num_insns): Skip debug stmts.
6505 (expand_call_inline): Preserve debug_map.
6506 (optimize_inline_calls): Check for no debug_stmts left-overs.
6507 (unsave_expr_now): Preserve debug_map.
6508 (copy_gimple_seq_and_replace_locals): Likewise.
6509 (tree_function_versioning): Check for no debug_stmts left-overs.
6510 Init and destroy debug_map as needed. Split edges unconditionally.
6511 (build_duplicate_type): Init and destroy debug_map as needed.
6512 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6513 (struct copy_body_data): Add debug_stmts and debug_map.
6514 * sched-int.h (struct ready_list): Add n_debug.
6515 (struct deps): Add last_debug_insn.
6516 (DEBUG_INSN_SCHED_P): New.
6517 (BOUNDARY_DEBUG_INSN_P): New.
6518 (SCHEDULE_DEBUG_INSN_P): New.
6519 (sd_iterator_cond): Accept empty list.
6520 * combine.c (create_log_links): Skip debug insns.
6521 (combine_instructions): Likewise.
6522 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6523 return value is always unshared.
6524 (struct rtx_subst_pair): New.
6525 (auto_adjust_pair): New.
6526 (propagate_for_debug_subst): New.
6527 (propagate_for_debug): New.
6528 (try_combine): Skip debug insns. Propagate removed defs into
6530 (next_nonnote_nondebug_insn): New.
6531 (distribute_notes): Use it. Skip debug insns.
6532 (distribute_links): Skip debug insns.
6533 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6534 * resource.c (mark_target_live_regs): Likewise.
6535 * var-tracking.c: Include cselib.h and target.h.
6536 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6538 (micro_operation_type_name): New.
6539 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6540 (struct micro_operation_def): Update comments.
6541 (decl_or_value): New type. Use instead of decls.
6542 (struct emit_note_data_def): Add vars.
6543 (struct attrs_def): Use decl_or_value.
6544 (struct variable_tracking_info_def): Add permp, flooded.
6545 (struct location_chain_def): Update comment.
6546 (struct variable_part_def): Use decl_or_value.
6547 (struct variable_def): Make var_part a variable length array.
6549 (scratch_regs): New.
6550 (cselib_hook_called): New.
6551 (dv_is_decl_p): New.
6552 (dv_is_value_p): New.
6555 (dv_as_opaque): New.
6556 (dv_onepart_p): New.
6558 (IS_DECL_CODE): New.
6559 (check_value_is_not_decl): New.
6560 (dv_from_decl): New.
6561 (dv_from_value): New.
6562 (dv_htab_hash): New.
6563 (variable_htab_hash): Use it.
6564 (variable_htab_eq): Support values.
6565 (variable_htab_free): Free from the right pool.
6566 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6567 (attrs_list_union): Adjust.
6568 (attrs_list_mpdv_union): New.
6569 (tie_break_pointers): New.
6570 (canon_value_cmp): New.
6571 (unshare_variable): Return possibly-modified slot.
6572 (vars_copy_1): Adjust.
6573 (var_reg_decl_set): Adjust. Split out of...
6574 (var_reg_set): ... this.
6575 (get_init_value): Adjust.
6576 (var_reg_delete_and_set): Adjust.
6577 (var_reg_delete): Adjust.
6578 (var_regno_delete): Adjust.
6579 (var_mem_decl_set): Split out of...
6580 (var_mem_set): ... this.
6581 (var_mem_delete_and_set): Adjust.
6582 (var_mem_delete): Adjust.
6586 (variable_union): Adjust. Speed up merge of 1-part vars.
6587 (variable_canonicalize): Use unshared slot.
6588 (VALUED_RECURSED_INTO): New.
6589 (find_loc_in_1pdv): New.
6590 (struct dfset_merge): New.
6591 (insert_into_intersection): New.
6592 (intersect_loc_chains): New.
6594 (canonicalize_loc_order_check): New.
6595 (canonicalize_values_mark): New.
6596 (canonicalize_values_star): New.
6597 (variable_merge_over_cur): New.
6598 (variable_merge_over_src): New.
6599 (dataflow_set_merge): New.
6600 (dataflow_set_equiv_regs): New.
6601 (remove_duplicate_values): New.
6602 (struct dfset_post_merge): New.
6603 (variable_post_merge_new_vals): New.
6604 (variable_post_merge_perm_vals): New.
6605 (dataflow_post_merge_adjust): New.
6606 (find_mem_expr_in_1pdv): New.
6607 (dataflow_set_preserve_mem_locs): New.
6608 (dataflow_set_remove_mem_locs): New.
6609 (dataflow_set_clear_at_call): New.
6610 (onepart_variable_different_p): New.
6611 (variable_different_p): Use it.
6612 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6613 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6615 (track_loc_p): Pass it true.
6616 (struct count_use_info): New.
6617 (find_use_val): New.
6618 (replace_expr_with_values): New.
6620 (use_type): New, partially split out of...
6621 (count_uses): ... this. Count new micro-ops.
6622 (count_uses_1): Adjust.
6623 (count_stores): Adjust.
6624 (count_with_sets): New.
6625 (VAL_NEEDS_RESOLUTION): New.
6626 (VAL_HOLDS_TRACK_EXPR): New.
6627 (VAL_EXPR_IS_COPIED): New.
6628 (VAL_EXPR_IS_CLOBBERED): New.
6629 (add_uses): Adjust. Generate new micro-ops.
6630 (add_uses_1): Adjust.
6631 (add_stores): Generate new micro-ops.
6632 (add_with_sets): New.
6633 (find_src_status): Adjust.
6634 (find_src_set_src): Adjust.
6635 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6636 Handle new micro-ops. Canonicalize value equivalances.
6637 (vt_find_locations): Compute total size of hash tables for
6638 dumping. Perform merge for var-tracking-assignments. Don't
6639 disregard single-block loops.
6640 (dump_attrs_list): Handle decl_or_value.
6641 (dump_variable): Take variable. Deal with decl_or_value.
6642 (dump_variable_slot): New.
6643 (dump_vars): Use it.
6644 (dump_dataflow_sets): Adjust.
6645 (set_slot_part): New, extended to support one-part variables
6646 after splitting out of...
6647 (set_variable_part): ... this.
6648 (clobber_slot_part): New, split out of...
6649 (clobber_variable_part): ... this.
6650 (delete_slot_part): New, split out of...
6651 (delete_variable_part): .... this.
6652 (check_wrap_constant): New.
6653 (vt_expand_loc_callback): New.
6654 (vt_expand_loc): New.
6655 (emit_note_insn_var_location): Adjust. Handle values. Handle
6656 EMIT_NOTE_AFTER_CALL_INSN.
6657 (emit_notes_for_differences_1): Adjust. Handle values.
6658 (emit_notes_for_differences_2): Likewise.
6659 (emit_notes_for_differences): Adjust.
6660 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6661 Adjust. Handle new micro-ops.
6662 (vt_add_function_parameters): Adjust. Create and bind values.
6663 (vt_initialize): Adjust. Initialize scratch_regs and
6664 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6665 operations. Move some code to count_with_sets and add_with_sets.
6666 (delete_debug_insns): New.
6667 (vt_debug_insns_local): New.
6668 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6670 (var_tracking_main): If var-tracking-assignments is enabled
6671 but var-tracking isn't, delete debug insns and leave. Likewise
6672 if we exceed limits or fail the stack adjustments tests, and
6673 after all var-tracking processing.
6674 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6675 (dataflow_set): Add traversed_vars.
6676 (value_chain, const_value_chain): New typedefs.
6677 (value_chain_pool, value_chains): New variables.
6678 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6679 add_value_chains, add_cselib_value_chains, remove_value_chain,
6680 remove_value_chains, remove_cselib_value_chains): New functions.
6681 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6682 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6684 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6685 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6686 (dst_can_be_shared): New variable.
6687 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6688 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6689 different from set->vars, look up slot again instead of using the
6691 (dataflow_set_init): Initialize traversed_vars.
6692 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6693 lookup if set->vars is shared. Don't keep slot cleared before
6694 calling unshare_variable. Unshare set->vars if needed. Adjust
6695 unshare_variable callers. Clear dst_can_be_shared if needed.
6696 Even ->refcount == 1 vars must be unshared if set->vars is shared
6697 and var needs to be modified.
6698 (dataflow_set_union): Set traversed_vars during canonicalization.
6699 (VALUE_CHANGED, DECL_CHANGED): Define.
6700 (set_dv_changed, dv_changed_p): New static inlines.
6701 (track_expr_p): Clear DECL_CHANGED.
6702 (dump_dataflow_sets): Set it.
6703 (variable_was_changed): Call set_dv_changed.
6704 (emit_note_insn_var_location): Likewise.
6705 (changed_variables_stack): New variable.
6706 (check_changed_vars_1, check_changed_vars_2): New functions.
6707 (emit_notes_for_changes): Do nothing if changed_variables is
6708 empty. Traverse changed_variables with check_changed_vars_1,
6709 call check_changed_vars_2 on each changed_variables_stack entry.
6710 (emit_notes_in_bb): Add SET argument. Just clear it at the
6711 beginning, use it instead of local &set, don't destroy it at the end.
6712 (vt_emit_notes): Call dataflow_set_clear early on all
6713 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6714 computed set, dataflow_set_clear also VTI(bb)->in when we are
6715 done with the basic block. Initialize changed_variables_stack,
6716 free it afterwards. If ENABLE_CHECKING verify that after noting
6717 differences to an empty set value_chains hash table is empty.
6718 (vt_initialize): Initialize value_chains and value_chain_pool.
6719 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6720 (variable_tracking_main): Call dump_dataflow_sets before calling
6721 vt_emit_notes, not after it.
6722 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6723 (propagate_var_def_into_debug_stmts): Declare.
6724 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6725 (df_set_note): Reject debug insns.
6726 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6727 add notes to debug insns.
6728 (df_note_bb_compute): Adjust. Likewise.
6729 (df_simulate_uses): Skip debug insns.
6730 (df_simulate_initialize_backwards): Likewise.
6731 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6732 (subst_stack_regs_pat): Reject debug insns.
6733 (convert_regs_1): Handle debug insns.
6734 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6735 (print-rtl.o): Depend on cselib.h.
6736 (cselib.o): Depend on TREE_PASS_H.
6737 (var-tracking.o): Depend on cselib.h and TARGET_H.
6738 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6739 (init_ready_list): Skip boundary debug insns.
6740 (add_branch_dependences): Skip debug insns.
6741 (free_block_dependencies): Check for blocks with only debug insns.
6742 (compute_priorities): Likewise.
6743 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6744 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6746 (gimple_build_debug_bind_stat): New.
6747 (empty_body_p): Skip debug stmts.
6748 (gimple_has_side_effects): Likewise.
6749 (gimple_rhs_has_side_effects): Likewise.
6750 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6751 (gimple_build_debug_bind_stat): Declare.
6752 (gimple_build_debug_bind): Define.
6753 (is_gimple_debug): New.
6754 (gimple_debug_bind_p): New.
6755 (gimple_debug_bind_get_var): New.
6756 (gimple_debug_bind_get_value): New.
6757 (gimple_debug_bind_get_value_ptr): New.
6758 (gimple_debug_bind_set_var): New.
6759 (gimple_debug_bind_set_value): New.
6760 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6761 (gimple_debug_bind_reset_value): New.
6762 (gimple_debug_bind_has_value_p): New.
6763 (gsi_next_nondebug): New.
6764 (gsi_prev_nondebug): New.
6765 (gsi_start_nondebug_bb): New.
6766 (gsi_last_nondebug_bb): New.
6767 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6768 (print_insn): Handle DEBUG_INSN.
6769 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6770 of first insn prevail.
6771 (first_stmt): Skip debug stmts.
6772 (first_non_label_stmt): Likewise.
6773 (last_stmt): Likewise.
6774 (has_zero_uses_1): New.
6775 (single_imm_use_1): New.
6776 (verify_gimple_debug): New.
6777 (verify_types_in_gimple_stmt): Handle debug stmts.
6778 (verify_stmt): Likewise.
6779 (debug_loop_num): Skip debug stmts.
6780 (remove_edge_and_dominated_blocks): Remove dominators last.
6781 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6782 (linearize_expr): Likewise.
6783 * config/i386/i386.c (ix86_delegitimize_address): Call
6784 default implementation.
6785 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6786 (group_barrier_needed): Skip debug insns.
6787 (emit_insn_group_barriers): Likewise.
6788 (emit_all_insn_group_barriers): Likewise.
6789 (ia64_variable_issue): Handle debug insns.
6790 (ia64_dfa_new_cycle): Likewise.
6791 (final_emit_insn_group_barriers): Skip debug insns.
6792 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6793 def cfa without frame.
6794 (process_set): Likewise.
6795 (process_for_unwind_directive): Pass frame on.
6796 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6797 (rs6000_delegitimize_address): New.
6798 (rs6000_debug_adjust_cost): Handle debug insns.
6799 (is_microcoded_insn): Likewise.
6800 (is_cracked_insn): Likewise.
6801 (is_nonpipeline_insn): Likewise.
6802 (insn_must_be_first_in_group): Likewise.
6803 (insn_must_be_last_in_group): Likewise.
6804 (force_new_group): Likewise.
6805 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6806 contains only debug insns.
6807 (rtl_merge_blocks): Skip debug insns.
6808 (purge_dead_edges): Likewise.
6809 (rtl_block_ends_with_call_p): Skip debug insns.
6810 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6811 (mark_reg_dependencies): Skip debug insns.
6812 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6813 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6814 * tree-ssa-threadedge.c
6815 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6816 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6817 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6818 (copyprop_hardreg_forward_1): Handle debug insns.
6819 * reload1.c (reload): Skip debug insns. Replace unassigned
6820 pseudos in debug insns with their equivalences.
6821 (eliminate_regs_in_insn): Skip debug insns.
6822 (emit_input_reload_insns): Skip debug insns at first, adjust
6824 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6825 (get_indirect_ref_operands): Pass opf_no_vops on.
6826 (get_expr_operands): Likewise. Skip debug stmts.
6827 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6829 2009-09-01 Richard Henderson <rth@redhat.com>
6831 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6832 stmt_ends_pp_p statements at least once.
6833 * tree-vrp.c (vrp_initialize): Likewise.
6834 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6836 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6839 Fix AIX bootstrap after PR debug/30161
6840 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6841 that is a GNU extension.
6842 (tmpl_value_parm_die_table): Move the definition of this global
6843 outside #ifdef DWARF2_DEBUGGING_INFO region.
6845 2009-09-01 Richard Guenther <rguenther@suse.de>
6847 * tree.c (tree_expr_size): New function.
6848 * tree.h (tree_expr_size): Declare.
6849 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6850 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6851 * langhooks.c (lhd_expr_size): Remove.
6852 * langhooks.h (struct lang_hooks): Remove expr_size.
6853 * explow.c (expr_size): Use tree_expr_size.
6854 (int_expr_size): Likewise.
6855 * langhooks-def.h (lhd_expr_size): Remove.
6856 (LANG_HOOKS_EXPR_SIZE): Likewise.
6857 (LANG_HOOKS_INITIALIZER): Adjust.
6859 2009-09-01 Richard Guenther <rguenther@suse.de>
6861 * tree-flow.h (mark_addressable): Move declaration ...
6862 * tree.h (mark_addressable): ... here.
6863 * stmt.c (expand_asm_operands): Use mark_addressable, not
6864 lang_hooks.mark_addressable.
6865 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6866 LANG_HOOKS_MARK_ADDRESSABLE.
6867 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6868 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6870 2009-08-31 Chris Demetriou <cgd@google.com>
6872 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6873 vectorize if not TARGET_SSE2.
6875 2009-08-31 DJ Delorie <dj@redhat.com>
6877 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6878 registers if no coprocessor is enabled.
6880 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6883 * cgraph.h (cgraph_get_node): Declare ...
6884 * cgraph.c (cgraph_get_node): ... new function.
6885 * dwarf2out.c (gen_generic_params_dies,
6886 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6887 make_ith_pack_parameter_name,
6888 append_entry_to_tmpl_value_parm_die_table,
6889 gen_remaining_tmpl_value_param_die_attribute): New functions.
6890 (gen_subprogram_die): Generate debug info for template parameters
6891 if debug info level is higher than DINFO_LEVEL_TERSE.
6892 Use tree_add_const_value_attribute_for_decl instead of
6893 tree_add_const_value_attribute.
6894 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6895 instead of tree_add_const_value_attribute.
6896 (gen_struct_or_union_type_die): Generate debug
6897 info for template parameters if debug info level is higher than
6899 (tree_add_const_value_attribute): Handle integral and pointer
6900 constants. Update comment.
6901 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6902 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6903 (reference_to_unused): Fix thinko. Remove redundant predicates from
6905 (tree_add_const_value_attribute): Make this work for constant
6907 tree_add_const_value_attribute_for_decl is to be used for variable
6909 (add_location_or_const_value_attribute): Use
6910 tree_add_const_value_attribute_for_decl now.
6911 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6912 DW_TAG_template_value_param DIEs after function DIEs have been
6914 * langhooks.h (lang_hooks_for_types): Add
6915 get_argument_pack_elems.
6916 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6917 (lang_hooks): Added get_innermost_generic_parms,
6918 get_innermost_generic_args.
6919 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6920 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6921 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6922 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6924 2009-08-31 DJ Delorie <dj@redhat.com>
6926 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6927 it once we start generating the prologue or epilogue.
6928 (mep_call_saves_register): If the frame is locked, re-use
6930 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6931 (mep_expand_prologue): Call it.
6932 (mep_expand_epilogue): Likewise.
6933 (mep_start_function): Use the same logic as mep_expand_prologue.
6934 (mep_pass_by_reference): Make logic more readable.
6935 (mep_return_in_memory): Zero-sized objects are passed in memory.
6936 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6938 2009-08-31 Richard Guenther <rguenther@suse.de>
6940 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6941 to query if the memory regions for memmove overlap.
6942 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6943 asserts on pointers, instead deal with odd trees.
6944 (ptr_derefs_may_alias_p): Likewise.
6945 (refs_may_alias_p_1): Constructor bases also never alias.
6947 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6949 * doc/install.texi (Final install): Adjust reference on where to
6950 order printed manuals.
6952 2009-08-30 Olivier Hainque <hainque@adacore.com>
6954 * dwarf2out.c (switch_to_frame_table_section): Move
6955 definition prior to first use.
6957 2009-08-30 Richard Guenther <rguenther@suse.de>
6959 PR tree-optimization/41186
6960 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6961 (ao_ref_init_from_ptr_and_size): New function.
6962 (ref_maybe_used_by_call_p_1): Be more precise tracking
6963 used ranges for builtin functions.
6964 (ref_maybe_used_by_call_p): Adjust.
6965 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6966 ranges for builtin functions.
6967 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6969 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6972 * fwprop.c (get_reg_use_in): Delete.
6973 (free_load_extend): New function.
6974 (forward_propagate_subreg): Use it.
6976 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6978 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6980 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6983 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6986 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6988 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6989 fini or fini_array section.
6991 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6993 * graphite-dependences.c (graphite_legal_transform_bb): Call
6994 pbb_remove_duplicate_pdrs.
6995 * graphite-poly.c (can_collapse_pdr): Removed.
6996 (pdr_find_duplicate): Removed.
6997 (can_collapse_pdrs): New.
6998 (pbb_remove_duplicate_pdrs): New.
6999 (new_poly_dr): Do not look for duplicates.
7000 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
7001 (PBB_PDR_DUPLICATES_REMOVED): New.
7002 (pbb_remove_duplicate_pdrs): Declared.
7004 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7006 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
7007 the strides by multiplying by PDR_NB_REFS.
7008 * graphite-poly.c (can_collapse_pdr): New.
7009 (pdr_find_duplicate): New.
7010 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
7011 Initialize PDR_NB_REFS.
7012 * graphite-poly.h (struct poly_dr): Add field nb_refs.
7014 (new_poly_dr): Number of subscripts is a graphite_dim_t.
7016 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7019 * graphite-poly.c (apply_poly_transforms): Remove legality test before
7022 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7024 * graphite-dependences.c (pddr_original_scattering): Return NULL
7025 for read-read dependence relations.
7026 * graphite-poly.h (enum poly_dr_type): Fix comment.
7029 (pdr_may_write_p): New.
7031 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7033 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
7034 (struct poly_dr): Same.
7035 (new_poly_dr): Same.
7036 * graphite-poly.c (new_poly_dr): Same.
7037 * graphite-dependences.c (dot_deps): Disable call to system.
7039 2009-08-28 Cary Coutant <ccoutant@google.com>
7042 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
7043 struct/union/enum types local to a function.
7045 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7046 Sebastian Pop <sebastian.pop@amd.com>
7048 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
7049 pbb_strip_mine_time_depth. Changed the implementation so that
7050 transformation is expressed as a transformation on
7051 time (scatttering) dimensions. Also, ensures that the 2d+1
7052 scheduling format is preserved.
7053 (pbb_strip_mine_profitable_p): Profitability is based on the
7054 iteration number of a given time (scattering) dimension,
7055 and not on a original loop depth dimension.
7056 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
7057 (pbb_do_strip_mine): Call psct_dynamic_dim.
7058 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
7059 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
7060 (pbb_nb_dynamic_scattering_transform): New.
7061 (psct_dynamic_dim): New.
7063 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7065 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
7066 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
7067 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
7068 * graphite-interchange.c (build_linearized_memory_access): Same.
7069 (memory_stride_in_loop): Same.
7071 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7073 * graphite-dependences.c (pddr_original_scattering): New.
7074 (graphite_legal_transform_dr): Call pddr_original_scattering.
7077 * graphite-dependences.h (dot_deps): Declared.
7078 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
7079 (print_pdr): Print PDR_ID.
7080 * graphite-poly.h (struct poly_dr): Add field id.
7083 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
7085 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7087 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
7088 not delete the original dependence relation.
7090 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7092 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
7093 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
7094 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
7095 (free_poly_ddr): New.
7096 (pddr_is_empty): New.
7097 (dependence_polyhedron_1): Now returns a poly_ddr_p.
7098 (dependence_polyhedron): Same. Remove useless gcc_assert.
7100 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
7101 (graphite_carried_dependence_level_k): Call pddr_is_empty.
7102 * graphite-dependences.h (enum poly_dependence_kind): New.
7103 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
7104 (PDRP_SOURCE): Renamed PDDR_SOURCE.
7105 (PDRP_SINK): Renamed PDDR_SINK.
7106 (PDRP_DDP): Renamed PDDR_DDP.
7108 (free_poly_ddr): Declared.
7109 * graphite-poly.c (new_scop): Use the new hash function names.
7110 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
7111 into original_pddrs.
7112 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
7114 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7116 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
7117 bounds with LT_EXPR to make niter analysis more precise on code
7118 generated by Graphite.
7120 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
7122 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
7123 (graphite_legal_transform_bb): Same.
7124 (poly_drs_may_alias_p): Same.
7126 2009-08-28 Richard Guenther <rguenther@suse.de>
7128 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
7130 2009-08-28 Jan Beulich <jbeulich@novell.com>
7132 * config/i386/netware.c: Include langhooks.h.
7133 (i386_nlm_encode_section_info): Simplify.
7134 (netware_override_options): Delete.
7135 * config/i386/netware.h (netware_override_options): Delete
7137 (OVERRIDE_OPTIONS): Delete definition.
7138 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7139 (ASM_COMMENT_START): Define.
7140 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
7142 2009-08-28 Jan Beulich <jbeulich@novell.com>
7144 * configure.ac: For in-tree ld, do a plain version check to
7145 determine whether comdat groups are supported.
7146 * configure: Regenerate.
7148 2009-08-28 Olivier Hainque <hainque@adacore.com>
7150 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
7151 always defined. Reflect definition or absence of such for
7152 COLLECT_EXPORT_LIST. Readability helper.
7153 (scanfilter): New enum, to help control what symbols
7154 are to be considered or ignored by scan_prog_file.
7155 (enum pass): Rename as "scanpass", moved together with scanfilter
7156 prior to scan_prog_file's prototype.
7157 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
7158 Group prototype with the scanpass/scanfilter definitions, factorize
7159 head comments for the several implementations at the prototype.
7160 (main): Reorganize the first pass link control to let AIX
7161 drag only the needed frame tables in executables. Prevent
7162 frame tables collection during the scan aimed at static ctors.
7163 Pre-link and scan for frame tables later to compensate.
7164 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
7165 A C statement to issue assembly directives that create a reference
7166 to the given DWARF table identifier label from the current function
7168 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
7169 to differentiate first time section entry. Only emit a .data
7170 tables start identifier label the first time around.
7171 (switch_to_frame_table_section): New function. Helper for
7172 output_call_frame_info to switch possibly BACK into the eh_frame
7173 or the debug_frame section depending on FOR_EH.
7174 (output_call_frame_info): Use helper to first enter the proper
7176 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
7177 emit a link to the frame table start label from each function
7179 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
7180 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
7181 * config/rs6000/rs6000-protos.h: Declare it.
7182 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
7184 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7186 * config/sh/sh.c (split_branches): Check the result of
7189 2009-08-27 Steve Ellcey <sje@cup.hp.com>
7191 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
7192 using -pthread -fopenmp
7194 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
7196 * doc/service.texi (service directory): Update URL.
7198 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
7200 PR rtl-optimization/40861
7201 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
7202 extract word from a multi-word subreg for negative byte positions.
7204 2009-08-27 Tristan Gingold <gingold@adacore.com>
7205 Douglas B Rupp <rupp@gnat.com>
7207 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
7208 (SECTION_VMS_OVERLAY): Define.
7209 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
7211 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
7213 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
7214 common_object declarations.
7215 (ia64_section_type_flags): Set section flag for common_object.
7216 * config/ia64/ia64-protos.h
7217 (ia64_vms_output_aligned_decl_common): Declare.
7218 (ia64_vms_elf_asm_named_section): Declare.
7220 2009-08-27 Michael Matz <matz@suse.de>
7222 * expr.c (expand_expr_real_2): New function taking exploded
7223 unary or binary expression, split out from ...
7224 (expand_expr_real_1): ... here. Move over all unary/binary
7225 switch parts to above function, in particular these codes:
7226 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
7227 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
7228 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
7229 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
7230 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
7231 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
7232 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
7233 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
7234 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
7235 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
7236 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
7237 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
7238 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
7239 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
7240 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
7241 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
7242 VEC_PACK_FIX_TRUNC_EXPR.
7243 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
7246 2009-08-27 Richard Guenther <rguenther@suse.de>
7248 * gengtype.c (main): Handle uint64_t.
7249 * ipa-utils.c (get_base_var): Indent properly.
7250 * tree-ssa-live.c (debug_scope_block): New function.
7251 * tree-flow.h (debug_scope_block): Declare.
7252 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
7253 * basic-block.h (enum profile_status): Rename to
7254 enum profile_status_d.
7255 (x_profile_status): Adjust type.
7257 2009-08-27 Dodji Seketeli <dodji@redhat.com>
7260 * dwarf2out.c (get_context_die): Declare this static function.
7261 (gen_type_die_with_usage): Make sure a DIE is a generated for
7262 the context of a typedef.
7264 2009-08-26 Anatoly Sokolov <aesok@post.ru>
7266 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
7269 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
7271 * config/mips/mips-protos.h (mips_output_sync): Declare.
7272 (mips_sync_loop_insns): Likewise.
7273 (mips_output_sync_loop): Replace first two parameters with an rtx.
7274 * config/mips/mips.c (mips_multi_member): New structure.
7275 (mips_multi_members): New variable.
7276 (mips_multi_start): New function.
7277 (mips_multi_add): Likewise.
7278 (mips_multi_add_insn): Likewise.
7279 (mips_multi_add_label): Likewise.
7280 (mips_multi_last_index): Likewise.
7281 (mips_multi_copy_insn): Likewise.
7282 (mips_multi_set_operand): Likewise.
7283 (mips_multi_write): Likewise.
7284 (mips_print_operand_punctuation): Remove '%|' and '%-'.
7285 (mips_init_print_operand_punct): Update accordingly.
7286 (mips_start_ll_sc_sync_block): New function.
7287 (mips_end_ll_sc_sync_block): Likewise.
7288 (mips_output_sync): Likewise.
7289 (mips_sync_insn1_template): Likewise.
7290 (mips_sync_insn2_template): Likewise.
7291 (mips_get_sync_operand): Likewise.
7292 (mips_process_sync_loop): Likewise.
7293 (mips_output_sync_loop): Use mips_process_sync_loop.
7294 (mips_sync_loop_insns): New function.
7295 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
7296 (MIPS_COMPARE_AND_SWAP_12): Likewise.
7297 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
7298 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
7299 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
7300 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
7301 (MIPS_SYNC_OLD_OP_12): Likewise.
7302 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
7303 (MIPS_SYNC_NEW_OP_12): Likewise.
7304 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
7305 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
7306 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
7307 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
7308 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
7309 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
7310 * config/mips/mips.md (sync_mem): New attribute.
7311 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
7312 (sync_exclusive_mask, sync_required_oldval): Likewise.
7313 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
7314 (sync_release_barrier): Likewise.
7315 (length): Handle sync loops.
7316 (sync): Use mips_output_sync.
7317 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
7318 (sync_compare_and_swap<mode>): Set the new sync_* attributes
7319 and use mips_output_sync_loop.
7320 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
7321 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
7322 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
7323 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
7324 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
7325 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
7326 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
7327 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
7328 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
7330 2009-08-26 Richard Guenther <rguenther@suse.de>
7333 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
7334 the types to not match.
7335 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
7337 * tree-ssa.c (useless_type_conversion_p): Conversions to
7338 pointers to unprototyped functions are useless.
7340 2009-08-26 Richard Guenther <rguenther@suse.de>
7342 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
7343 whole-program condition, prepare to be called for non-globals.
7344 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
7345 params build a representative with known type and track its fields.
7347 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
7349 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
7350 clearing by a taken branch.
7351 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
7352 effectively after bbro pass.
7353 (sync_nand<mode>): Ditto.
7354 (sync_old_<fetchop_name><mode>): Ditto.
7355 (sync_old_nand<mode>): Ditto.
7356 (sync_new_<fetchop_name><mode>): Dito.
7357 (sync_new_nand<mode>): Ditto.
7358 (sync_compare_and_swap<mode>_1): Ditto.
7359 (*sync_compare_and_swap<mode>): Ditto.
7360 (sync_lock_test_and_set<mode>_1): Ditto.
7361 ("sync_lock_test_and_set<mode>): Ditto.
7363 2009-08-25 Douglas B Rupp <rupp@gnat.com>
7365 * hwint.h (HOST_LONG_FORMAT): New macro
7366 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
7367 Use HOST_PTR_PRINTF.
7368 * system.h (HOST_PTR_PRINTF): Resurrect old macro
7369 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
7370 (HOST_PTR_PRINTF): Document.
7372 2009-08-25 Jan Hubicka <jh@suse.cz>
7374 * config/i386/bmmintrin.h: Replace by #error.
7377 Michael Meissner <michael.meissner@amd.com>
7378 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7379 Tony Linthicum <tony.linthicum@amd.com>
7381 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
7382 (TARGET_ROUND): New macro for the round/ptest instructions which
7383 are shared between SSE4.1 and SSE5.
7384 (OPTION_MASK_ISA_ROUND): Ditto.
7385 (OPTION_ISA_ROUND): Ditto.
7386 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
7387 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
7389 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
7390 (-mfused-madd): New switch to give users control over whether the
7391 compiler optimizes to use the multiply/add SSE5 instructions.
7393 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
7394 (ix86_handle_option): Turn off 3dnow if -msse5.
7395 (override_options): Add SSE5 support.
7396 (print_operand): %Y prints comparison codes for SSE5 com/pcom
7398 (ix86_expand_sse_movcc): Add SSE5 support.
7399 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
7400 vector type to the next largest size.
7401 (ix86_expand_sse5_pack): New function to use pperm to pack a
7402 vector type to the next smallest size.
7403 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
7404 (IX86_BUILTIN_FMADDSD): Ditto.
7405 (IX86_BUILTIN_FMADDPS): Ditto.
7406 (IX86_BUILTIN_FMADDPD): Ditto.
7407 (IX86_BUILTIN_FMSUBSS): Ditto.
7408 (IX86_BUILTIN_FMSUBSD): Ditto.
7409 (IX86_BUILTIN_FMSUBPS): Ditto.
7410 (IX86_BUILTIN_FMSUBPD): Ditto.
7411 (IX86_BUILTIN_FNMADDSS): Ditto.
7412 (IX86_BUILTIN_FNMADDSD): Ditto.
7413 (IX86_BUILTIN_FNMADDPS): Ditto.
7414 (IX86_BUILTIN_FNMADDPD): Ditto.
7415 (IX86_BUILTIN_FNMSUBSS): Ditto.
7416 (IX86_BUILTIN_FNMSUBSD): Ditto.
7417 (IX86_BUILTIN_FNMSUBPS): Ditto.
7418 (IX86_BUILTIN_FNMSUBPD): Ditto.
7419 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
7420 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
7421 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
7422 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
7423 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
7424 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
7425 (IX86_BUILTIN_PPERM): Ditto.
7426 (IX86_BUILTIN_PERMPS): Ditto.
7427 (IX86_BUILTIN_PERMPD): Ditto.
7428 (IX86_BUILTIN_PMACSSWW): Ditto.
7429 (IX86_BUILTIN_PMACSWW): Ditto.
7430 (IX86_BUILTIN_PMACSSWD): Ditto.
7431 (IX86_BUILTIN_PMACSWD): Ditto.
7432 (IX86_BUILTIN_PMACSSDD): Ditto.
7433 (IX86_BUILTIN_PMACSDD): Ditto.
7434 (IX86_BUILTIN_PMACSSDQL): Ditto.
7435 (IX86_BUILTIN_PMACSSDQH): Ditto.
7436 (IX86_BUILTIN_PMACSDQL): Ditto.
7437 (IX86_BUILTIN_PMACSDQH): Ditto.
7438 (IX86_BUILTIN_PMADCSSWD): Ditto.
7439 (IX86_BUILTIN_PMADCSWD): Ditto.
7440 (IX86_BUILTIN_PHADDBW): Ditto.
7441 (IX86_BUILTIN_PHADDBD): Ditto.
7442 (IX86_BUILTIN_PHADDBQ): Ditto.
7443 (IX86_BUILTIN_PHADDWD): Ditto.
7444 (IX86_BUILTIN_PHADDWQ): Ditto.
7445 (IX86_BUILTIN_PHADDDQ): Ditto.
7446 (IX86_BUILTIN_PHADDUBW): Ditto.
7447 (IX86_BUILTIN_PHADDUBD): Ditto.
7448 (IX86_BUILTIN_PHADDUBQ): Ditto.
7449 (IX86_BUILTIN_PHADDUWD): Ditto.
7450 (IX86_BUILTIN_PHADDUWQ): Ditto.
7451 (IX86_BUILTIN_PHADDUDQ): Ditto.
7452 (IX86_BUILTIN_PHSUBBW): Ditto.
7453 (IX86_BUILTIN_PHSUBWD): Ditto.
7454 (IX86_BUILTIN_PHSUBDQ): Ditto.
7455 (IX86_BUILTIN_PROTB): Ditto.
7456 (IX86_BUILTIN_PROTW): Ditto.
7457 (IX86_BUILTIN_PROTD): Ditto.
7458 (IX86_BUILTIN_PROTQ): Ditto.
7459 (IX86_BUILTIN_PROTB_IMM): Ditto.
7460 (IX86_BUILTIN_PROTW_IMM): Ditto.
7461 (IX86_BUILTIN_PROTD_IMM): Ditto.
7462 (IX86_BUILTIN_PROTQ_IMM): Ditto.
7463 (IX86_BUILTIN_PSHLB): Ditto.
7464 (IX86_BUILTIN_PSHLW): Ditto.
7465 (IX86_BUILTIN_PSHLD): Ditto.
7466 (IX86_BUILTIN_PSHLQ): Ditto.
7467 (IX86_BUILTIN_PSHAB): Ditto.
7468 (IX86_BUILTIN_PSHAW): Ditto.
7469 (IX86_BUILTIN_PSHAD): Ditto.
7470 (IX86_BUILTIN_PSHAQ): Ditto.
7471 (IX86_BUILTIN_FRCZSS): Ditto.
7472 (IX86_BUILTIN_FRCZSD): Ditto.
7473 (IX86_BUILTIN_FRCZPS): Ditto.
7474 (IX86_BUILTIN_FRCZPD): Ditto.
7475 (IX86_BUILTIN_CVTPH2PS): Ditto.
7476 (IX86_BUILTIN_CVTPS2PH): Ditto.
7477 (IX86_BUILTIN_COMEQSS): Ditto.
7478 (IX86_BUILTIN_COMNESS): Ditto.
7479 (IX86_BUILTIN_COMLTSS): Ditto.
7480 (IX86_BUILTIN_COMLESS): Ditto.
7481 (IX86_BUILTIN_COMGTSS): Ditto.
7482 (IX86_BUILTIN_COMGESS): Ditto.
7483 (IX86_BUILTIN_COMUEQSS): Ditto.
7484 (IX86_BUILTIN_COMUNESS): Ditto.
7485 (IX86_BUILTIN_COMULTSS): Ditto.
7486 (IX86_BUILTIN_COMULESS): Ditto.
7487 (IX86_BUILTIN_COMUGTSS): Ditto.
7488 (IX86_BUILTIN_COMUGESS): Ditto.
7489 (IX86_BUILTIN_COMORDSS): Ditto.
7490 (IX86_BUILTIN_COMUNORDSS): Ditto.
7491 (IX86_BUILTIN_COMFALSESS): Ditto.
7492 (IX86_BUILTIN_COMTRUESS): Ditto.
7493 (IX86_BUILTIN_COMEQSD): Ditto.
7494 (IX86_BUILTIN_COMNESD): Ditto.
7495 (IX86_BUILTIN_COMLTSD): Ditto.
7496 (IX86_BUILTIN_COMLESD): Ditto.
7497 (IX86_BUILTIN_COMGTSD): Ditto.
7498 (IX86_BUILTIN_COMGESD): Ditto.
7499 (IX86_BUILTIN_COMUEQSD): Ditto.
7500 (IX86_BUILTIN_COMUNESD): Ditto.
7501 (IX86_BUILTIN_COMULTSD): Ditto.
7502 (IX86_BUILTIN_COMULESD): Ditto.
7503 (IX86_BUILTIN_COMUGTSD): Ditto.
7504 (IX86_BUILTIN_COMUGESD): Ditto.
7505 (IX86_BUILTIN_COMORDSD): Ditto.
7506 (IX86_BUILTIN_COMUNORDSD): Ditto.
7507 (IX86_BUILTIN_COMFALSESD): Ditto.
7508 (IX86_BUILTIN_COMTRUESD): Ditto.
7509 (IX86_BUILTIN_COMEQPS): Ditto.
7510 (IX86_BUILTIN_COMNEPS): Ditto.
7511 (IX86_BUILTIN_COMLTPS): Ditto.
7512 (IX86_BUILTIN_COMLEPS): Ditto.
7513 (IX86_BUILTIN_COMGTPS): Ditto.
7514 (IX86_BUILTIN_COMGEPS): Ditto.
7515 (IX86_BUILTIN_COMUEQPS): Ditto.
7516 (IX86_BUILTIN_COMUNEPS): Ditto.
7517 (IX86_BUILTIN_COMULTPS): Ditto.
7518 (IX86_BUILTIN_COMULEPS): Ditto.
7519 (IX86_BUILTIN_COMUGTPS): Ditto.
7520 (IX86_BUILTIN_COMUGEPS): Ditto.
7521 (IX86_BUILTIN_COMORDPS): Ditto.
7522 (IX86_BUILTIN_COMUNORDPS): Ditto.
7523 (IX86_BUILTIN_COMFALSEPS): Ditto.
7524 (IX86_BUILTIN_COMTRUEPS): Ditto.
7525 (IX86_BUILTIN_COMEQPD): Ditto.
7526 (IX86_BUILTIN_COMNEPD): Ditto.
7527 (IX86_BUILTIN_COMLTPD): Ditto.
7528 (IX86_BUILTIN_COMLEPD): Ditto.
7529 (IX86_BUILTIN_COMGTPD): Ditto.
7530 (IX86_BUILTIN_COMGEPD): Ditto.
7531 (IX86_BUILTIN_COMUEQPD): Ditto.
7532 (IX86_BUILTIN_COMUNEPD): Ditto.
7533 (IX86_BUILTIN_COMULTPD): Ditto.
7534 (IX86_BUILTIN_COMULEPD): Ditto.
7535 (IX86_BUILTIN_COMUGTPD): Ditto.
7536 (IX86_BUILTIN_COMUGEPD): Ditto.
7537 (IX86_BUILTIN_COMORDPD): Ditto.
7538 (IX86_BUILTIN_COMUNORDPD): Ditto.
7539 (IX86_BUILTIN_COMFALSEPD): Ditto.
7540 (IX86_BUILTIN_COMTRUEPD): Ditto.
7541 (IX86_BUILTIN_PCOMEQUB): Ditto.
7542 (IX86_BUILTIN_PCOMNEUB): Ditto.
7543 (IX86_BUILTIN_PCOMLTUB): Ditto.
7544 (IX86_BUILTIN_PCOMLEUB): Ditto.
7545 (IX86_BUILTIN_PCOMGTUB): Ditto.
7546 (IX86_BUILTIN_PCOMGEUB): Ditto.
7547 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7548 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7549 (IX86_BUILTIN_PCOMEQUW): Ditto.
7550 (IX86_BUILTIN_PCOMNEUW): Ditto.
7551 (IX86_BUILTIN_PCOMLTUW): Ditto.
7552 (IX86_BUILTIN_PCOMLEUW): Ditto.
7553 (IX86_BUILTIN_PCOMGTUW): Ditto.
7554 (IX86_BUILTIN_PCOMGEUW): Ditto.
7555 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7556 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7557 (IX86_BUILTIN_PCOMEQUD): Ditto.
7558 (IX86_BUILTIN_PCOMNEUD): Ditto.
7559 (IX86_BUILTIN_PCOMLTUD): Ditto.
7560 (IX86_BUILTIN_PCOMLEUD): Ditto.
7561 (IX86_BUILTIN_PCOMGTUD): Ditto.
7562 (IX86_BUILTIN_PCOMGEUD): Ditto.
7563 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7564 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7565 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7566 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7567 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7568 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7569 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7570 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7571 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7572 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7573 (IX86_BUILTIN_PCOMEQB): Ditto.
7574 (IX86_BUILTIN_PCOMNEB): Ditto.
7575 (IX86_BUILTIN_PCOMLTB): Ditto.
7576 (IX86_BUILTIN_PCOMLEB): Ditto.
7577 (IX86_BUILTIN_PCOMGTB): Ditto.
7578 (IX86_BUILTIN_PCOMGEB): Ditto.
7579 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7580 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7581 (IX86_BUILTIN_PCOMEQW): Ditto.
7582 (IX86_BUILTIN_PCOMNEW): Ditto.
7583 (IX86_BUILTIN_PCOMLTW): Ditto.
7584 (IX86_BUILTIN_PCOMLEW): Ditto.
7585 (IX86_BUILTIN_PCOMGTW): Ditto.
7586 (IX86_BUILTIN_PCOMGEW): Ditto.
7587 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7588 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7589 (IX86_BUILTIN_PCOMEQD): Ditto.
7590 (IX86_BUILTIN_PCOMNED): Ditto.
7591 (IX86_BUILTIN_PCOMLTD): Ditto.
7592 (IX86_BUILTIN_PCOMLED): Ditto.
7593 (IX86_BUILTIN_PCOMGTD): Ditto.
7594 (IX86_BUILTIN_PCOMGED): Ditto.
7595 (IX86_BUILTIN_PCOMFALSED): Ditto.
7596 (IX86_BUILTIN_PCOMTRUED): Ditto.
7597 (IX86_BUILTIN_PCOMEQQ): Ditto.
7598 (IX86_BUILTIN_PCOMNEQ): Ditto.
7599 (IX86_BUILTIN_PCOMLTQ): Ditto.
7600 (IX86_BUILTIN_PCOMLEQ): Ditto.
7601 (IX86_BUILTIN_PCOMGTQ): Ditto.
7602 (IX86_BUILTIN_PCOMGEQ): Ditto.
7603 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7604 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7605 (enum multi_arg_type): New enum for describing the various SSE5
7606 intrinsic argument types.
7607 (bdesc_multi_arg): New table for SSE5 intrinsics.
7608 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7609 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7611 (ix86_expand_builtin): Add SSE5 intrinsic support.
7612 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7613 operand instructions.
7614 (ix86_expand_sse5_multiple_memory): New function to split the
7615 second memory reference from SSE5 instructions.
7616 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7617 (ix86_return_pops_args): Use stdarg_p to determine if the function
7618 has variable arguments.
7619 (ix86_setup_incoming_varargs): Ditto.
7620 (x86_this_parameter): Ditto.
7622 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7624 (ix86_expand_sse5_pack): Ditto.
7625 (ix86_sse5_valid_op_p): Ditto.
7626 (ix86_expand_sse5_multiple_memory): Ditto.
7628 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7629 constant for SSE5 support.
7630 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7631 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7632 (UNSPEC_SSE5_PERMUTE): Ditto.
7633 (UNSPEC_SSE5_ASHIFT): Ditto.
7634 (UNSPEC_SSE5_LSHIFT): Ditto.
7635 (UNSPEC_FRCZ): Ditto.
7636 (UNSPEC_CVTPH2PS): Ditto.
7637 (UNSPEC_CVTPS2PH): Ditto.
7638 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7640 (COM_FALSE_S): Ditto.
7641 (COM_FALSE_P): Ditto.
7642 (COM_TRUE_S): Ditto.
7643 (COM_TRUE_P): Ditto.
7644 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7645 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7647 (memory attribute): Ditto.
7648 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7649 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7650 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7651 (floor<mode>2): Ditto.
7652 (ceil<mode>2): Ditto.
7653 (btrunc<mode>2): Ditto.
7654 (nearbyintdf2): Ditto.
7655 (nearbyintsf2): Ditto.
7656 (sse_setccsf): Disable if SSE5.
7657 (sse_setccdf): Ditto.
7658 (sse5_setcc<mode>): New support for SSE5 conditional move.
7659 (sse5_pcmov_<mode>): Ditto.
7661 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7663 (SSEMODEF2P): Ditto.
7664 (ssemodesuffixf4): New mode attribute for SSE5.
7665 (ssemodesuffixf2s): Ditto.
7666 (ssemodesuffixf2c): Ditto.
7667 (sserotatemax): Ditto.
7668 (ssescalarmode): Ditto.
7669 (sse_maskcmpv4sf3): Disable if SSE5.
7670 (sse_maskcmpv2df3): Ditto.
7671 (sse_vmmaskcmpv4sf3): Ditto.
7672 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7673 (sse5_vmfmadd<mode>4): Ditto.
7674 (sse5_fmsub<mode>4): Ditto.
7675 (sse5_vmfmsub<mode>4): Ditto.
7676 (sse5_fnmadd<mode>4): Ditto.
7677 (sse5_vmfnmadd<mode>4): Ditto.
7678 (sse5_fnmsub<mode>4): Ditto.
7679 (sse5_vmfnmsub<mode>4): Ditto.
7680 (sse5i_fmadd<mode>4): Ditto.
7681 (sse5i_fmsub<mode>4): Ditto.
7682 (sse5i_fnmadd<mode>4): Ditto.
7683 (sse5i_fnmsub<mode>4): Ditto.
7684 (sse5i_vmfmadd<mode>4): Ditto.
7685 (sse5i_vmfmsub<mode>4): Ditto.
7686 (sse5i_vmfnmadd<mode>4): Ditto.
7687 (sse5i_vmfnmsub<mode>4): Ditto.
7688 (mulv16qi3): Add SSE5 support.
7690 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7691 (sse2_mulv4si3): Disable if SSE5.
7692 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7693 (sse4_1_roundps): Ditto.
7694 (sse4_1_roundsd): Ditto.
7695 (sse4_1_roundss): Ditto.
7696 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7698 (sse_maskcmpsf3): Ditto.
7699 (sse_vmmaskcmpv4sf3): Ditto.
7700 (sse2_maskcmpv2df3): Ditto.
7701 (sse2_maskcmpdf3): Ditto.
7702 (sse2_vmmaskcmpv2df3): Ditto.
7703 (sse2_eq<mode>3): Ditto.
7704 (sse2_gt<mode>3): Ditto.
7705 (sse5_pcmov_<mode>): Add SSE5 support.
7706 (vec_unpacku_hi_v16qi): Ditto.
7707 (vec_unpacks_hi_v16qi): Ditto.
7708 (vec_unpacku_lo_v16qi): Ditto.
7709 (vec_unpacks_lo_v16qi): Ditto.
7710 (vec_unpacku_hi_v8hi): Ditto.
7711 (vec_unpacks_hi_v8hi): Ditto.
7712 (vec_unpacku_lo_v8hi): Ditto.
7713 (vec_unpacks_lo_v8hi): Ditto.
7714 (vec_unpacku_hi_v4si): Ditto.
7715 (vec_unpacks_hi_v4si): Ditto.
7716 (vec_unpacku_lo_v4si): Ditto.
7717 (vec_unpacks_lo_v4si): Ditto.
7718 (sse5_pmacsww): New SSE5 intrinsic insn.
7719 (sse5_pmacssww): Ditto.
7720 (sse5_pmacsdd): Ditto.
7721 (sse5_pmacssdd): Ditto.
7722 (sse5_pmacssdql): Ditto.
7723 (sse5_pmacssdqh): Ditto.
7724 (sse5_pmacsdqh): Ditto.
7725 (sse5_pmacsswd): Ditto.
7726 (sse5_pmacswd): Ditto.
7727 (sse5_pmadcsswd): Ditto.
7728 (sse5_pmadcswd): Ditto.
7729 (sse5_pcmov_<move>): Conditional move support on SSE5.
7730 (sse5_phaddbw): New SSE5 intrinsic insn.
7731 (sse5_phaddbd): Ditto.
7732 (sse5_phaddbq): Ditto.
7733 (sse5_phaddwd): Ditto.
7734 (sse5_phaddwq): Ditto.
7735 (sse5_phadddq): Ditto.
7736 (sse5_phaddubw): Ditto.
7737 (sse5_phaddubd): Ditto.
7738 (sse5_phaddubq): Ditto.
7739 (sse5_phadduwd): Ditto.
7740 (sse5_phadduwq): Ditto.
7741 (sse5_phaddudq): Ditto.
7742 (sse5_phsubbw): Ditto.
7743 (sse5_phsubwd): Ditto.
7744 (sse5_phsubdq): Ditto.
7745 (sse5_pperm): Ditto.
7746 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7747 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7748 (sse5_pperm_sign_v8hi_v4si): Ditto.
7749 (sse5_pperm_zero_v8hi_v4si): Ditto.
7750 (sse5_pperm_sign_v4si_v2di): Ditto.
7751 (sse5_pperm_sign_v4si_v2di): Ditto.
7752 (sse5_pperm_pack_v2di_v4si): Ditto.
7753 (sse5_pperm_pack_v4si_v8hi): Ditto.
7754 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7755 (sse5_perm<mode>): New SSE5 intrinsic insn.
7756 (rotl<mode>3): Ditto.
7757 (sse5_rotl<mode>3): Ditto.
7758 (sse5_ashl<mode>3): Ditto.
7759 (sse5_lshl<mode>3): Ditto.
7760 (sse5_frcz<mode>2): Ditto.
7761 (sse5s_frcz<mode>2): Ditto.
7762 (sse5_cvtph2ps): Ditto.
7763 (sse5_cvtps2ph): Ditto.
7764 (sse5_vmmaskcmp<mode>3): Ditto.
7765 (sse5_com_tf<mode>3): Ditto.
7766 (sse5_maskcmp<mode>3): Ditto.
7767 (sse5_maskcmp_uns<mode>3): Ditto.
7768 (sse5_maskcmp_uns2<mode>3): Ditto.
7769 (sse5_pcom_tf<mode>3): Ditto.
7771 * config/i386/predicates.md (sse5_comparison_float_operator):
7772 New predicate to match the comparison operators supported by
7773 the SSE5 com instruction.
7774 (ix86_comparison_int_operator): New predicate to match just the
7775 signed int comparisons.
7776 (ix86_comparison_uns_operator): New predicate to match just the
7777 unsigned int comparisons.
7779 * doc/invoke.texi (-msse5): Add documentation.
7780 (-mfused-madd): Ditto.
7782 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7784 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7786 (x86_64-*-*): Ditto.
7788 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7790 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7791 intrinisics for SSE5.
7793 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7796 * config/i386/mmintrin-common.h: New file, to contain common
7797 instructions between SSE4.1 and SSE5.
7799 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7800 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7801 (gen_regparm_prefix): Ditto.
7803 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7804 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7805 prototype_p to determine if a function is prototyped.
7807 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7809 * c-common.c (c_common_reswords) add the alignof keyword,
7810 with same RID as __alignof and __alignof__
7812 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7814 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7815 * hooks.c (hook_bool_const_int_const_int_true): New function.
7816 * target.h (struct gcc_target): Add can_eliminate field.
7817 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7818 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7819 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7820 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7821 (elim_table): Revise comment.
7822 * system.h (CAN_ELIMINATE): Poison.
7823 * defaults.h (CAN_ELIMINATE): Remove.
7824 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7826 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7827 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7829 (alpha_vms_can_eliminate): Declare as static, change return type to
7831 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7833 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7834 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7835 (arm_can_eliminate): New function.
7837 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7838 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7839 (avr_can_eliminate): Declare as static.
7840 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7842 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7843 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7844 (bfin_can_eliminate): New function.
7846 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7847 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7848 (crx_can_eliminate): New function.
7850 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7851 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7852 (fr30_can_eliminate): New function.
7854 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7855 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7856 (frv_can_eliminate): New function.
7858 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7859 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7860 (h8300_can_eliminate): New function.
7862 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7863 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7864 (i386_can_eliminate): Declare as static, change return type to bool.
7865 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7867 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7868 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7869 (ia64_can_eliminate): New function.
7871 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7872 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7873 (iq2000_can_eliminate): New function.
7875 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7876 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7877 (m32r_can_eliminate): New function.
7879 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7880 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7881 (m68hc11_can_eliminate): New function.
7883 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7884 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7885 (m68k_can_eliminate): New function.
7887 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7888 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7889 (mep_can_eliminate): New function.
7891 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7892 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7893 (mips_can_eliminate): New function.
7895 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7896 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7897 (rs6000_can_eliminate): New function.
7899 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7900 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7901 (s390_can_eliminate): Declare as static.
7902 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7904 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7905 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7906 (score_can_eliminate): New function.
7908 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7909 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7910 (sparc_can_eliminate): Declare as static.
7911 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7913 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7914 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7915 (xstormy16_can_eliminate): New function.
7917 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7918 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7919 (v850_can_eliminate): New function.
7921 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7923 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7924 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7925 (*movdfcc_ext[1234]): Disable for IEEE mode.
7927 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7929 * gimplify.c (prepare_gimple_addressable): New static function.
7930 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7932 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7933 manually fiddling with it.
7935 2009-08-25 Michael Matz <matz@suse.de>
7937 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7938 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7940 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7941 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7942 (do_jump): Split out code for simple binary comparisons into ...
7943 (do_jump_1): ... this, taking the individual operands and code.
7944 Change callers to helper function above accordingly.
7945 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7948 2009-08-25 Michael Matz <matz@suse.de>
7950 * expr.h (struct separate_ops, sepops): New type for passing
7951 around an exploded simple expression.
7952 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7953 Use this structure instead of expression tree.
7954 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7955 expression, only its type.
7956 (expand_vec_cond_expr): Take type and individual operands instead
7958 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7959 expand_vec_shift_expr): Change prototype accordingly.
7960 * tree-vect-stmts.c (vectorizable_condition): Change call of
7961 expand_vec_cond_expr_p to pass only type.
7962 * expr.c (do_store_flags): Change prototype and implementation
7963 to take an exploded expression.
7964 (expand_expr_real_1): New local ops initialized with details
7965 of the full expression. Use it instead of full
7966 expression in calls to do_store_flags, expand_vec_cond_expr,
7967 expand_widen_pattern_expr and expand_vec_shift_expr.
7969 2009-08-25 Michael Matz <matz@suse.de>
7971 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7972 treeop2 initialized with first three operands of the full expression.
7973 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7975 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7977 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7978 (__gthread_objc_condition_allocate): Mark arguments as unused.
7979 (__gthread_objc_condition_deallocate): Likewise.
7980 (__gthread_objc_condition_wait): Likewise.
7981 (__gthread_objc_condition_broadcast): Likewise.
7982 (__gthread_objc_condition_signal): Likewise.
7983 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7984 (__gthread_objc_thread_id): Likewise.
7986 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7989 * tree-pretty-print.c (print_call_name): Print the correct call name
7990 for procedure pointer components.
7992 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7994 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7995 default_promote_function_mode when not VMS.
7997 2009-08-24 Olivier Hainque <hainque@adacore.com>
7999 * convert.c (convert_to_integer): Don't assume an input pointer is
8000 POINTER_SIZE wide. Fetch from the type instead.
8002 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8004 * configure.ac (AC_PREREQ): Bump to 2.64.
8006 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
8008 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
8009 (process_command): Don't search standard_exec_prefix_1 and
8010 standard_exec_prefix_2.
8012 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8014 * config/arm/arm.c (output_return_instruction): Handle for
8017 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8019 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
8021 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8023 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
8024 (*arm_movdf_vfp): Likewise.
8026 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8028 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
8029 (vashr<mode>3): Rename from ashr<mode>3.
8030 (vlshr<mode>3): Rename from lshr<mode>3.
8032 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
8035 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
8036 (check_format_info_main): Use scalar_identify_flag.
8037 (check_format_types): Check for scalar size identity if
8038 scalar_identify_flag is set.
8039 (printf_length_specs): Extend by new field.
8040 (asm_fprintf_length_specs): Likewise.
8041 (gcc_diag_length_specs): Likewise.
8042 (scanf_length_specs): Likewise.
8043 (strfmon_length_specs): Likewise.
8044 (gcc_gfc_length_specs): Likewise.
8045 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
8046 (ms_printf_flag_specs): Likewise.
8047 * c-format.h (format_length_info): Add new member scalar_identity_flag.
8049 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
8052 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
8053 (*call_value_pop_1): Ditto.
8054 (*sibcall_pop_1): New insn pattern.
8055 (*sibcall_value_pop_1): Ditto.
8057 2009-08-23 Alan Modra <amodra@bigpond.net.au>
8060 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
8063 2009-08-23 Alan Modra <amodra@bigpond.net.au>
8066 * fwprop.c (try_fwprop_subst): Allow multiple sets.
8067 (get_reg_use_in): New function.
8068 (forward_propagate_subreg): Propagate through subreg of zero_extend
8071 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
8073 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
8074 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
8076 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8078 * configure.ac: Remove --with-datarootdir, --with-docdir,
8079 --with-htmldir switches. No need to call AC_SUBST for
8080 datarootdir, docdir, htmldir any more.
8081 * configure: Regenerate.
8082 * doc/install.texi (Configuration): Document --datarootdir,
8083 --docdir, --htmldir, --pdfdir; update documentation for
8084 --infodir, --mandir.
8085 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
8088 * aclocal.m4: Regenerate.
8089 * config.in: Regenerate.
8090 * configure: Regenerate.
8092 2009-08-21 Douglas B Rupp <rupp@gnat.com>
8093 Olivier Hainque <hainque@adacore.com>
8095 * config/ia64/ia64.c: Include libfuncs.h.
8096 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
8097 (ia64_expand_call): Use reg 25 on VMS.
8098 (ia64_initialize_trampoline): Fix for VMS ABI.
8099 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
8100 (ia64_function_arg): Initialize reg 25 on VMS.
8101 Fix OpenVMS ABI issues for varargs.
8102 For OpenVMS, emit the Argument Information register set in the
8103 incoming/sibcall case as well.
8104 (ia64_arg_type): New function.
8105 (ia64_function_arg_advance): Keep track of cum->words.
8106 Fix OpenVMS ABI issues for varargs.
8107 (ia64_function_value): On VMS, promote mode of non-aggregate types.
8108 (ia64_override_options): Set flag_no_common on VMS.
8109 (ia64_init_builtins): Disable FWRITE builtin.
8110 (ia64_asm_output_external): Call DO_CRTL_NAMES.
8111 (ia64_vms_init_libfuncs): Add decc$ routines.
8112 (ia64_vms_valid_pointer_mode): New function.
8113 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
8114 (ia64_promote_function_mode): New function
8115 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
8116 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
8117 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
8118 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
8119 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
8120 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
8121 Suppress trailing '#' if VALUE is numeric.
8122 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
8123 ia64_promote_function_mode.
8124 (TARGET_VALID_POINTER_MODE): Define.
8126 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8129 * config/rs6000/rs6000.c (rs6000_override_options): Use
8130 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
8133 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
8134 reporting of vector + decimal/boolean/complex error.
8136 2009-08-21 Jakub Jelinek <jakub@redhat.com>
8138 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
8139 __vector double TYPE_DECL.
8141 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
8143 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
8144 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
8145 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
8146 to pointer to enum machine_mode. Update all callers as needed.
8148 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
8150 * config/alpha/alpha.md (exception_receiver): Emit alternative
8151 GP load sequence if flag_reorder_blocks_and_partition is set.
8152 (*exception_receiver_2): Also enable when
8153 flag_reorder_blocks_and_partition is set.
8155 2009-08-20 Matt Rice <ratmice@gmail.com>
8156 Diego Novillo <dnovillo@google.com>
8158 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
8161 2009-08-20 Richard Guenther <rguenther@suse.de>
8163 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
8164 * c-tree.h (c_dup_lang_specific_decl): Remove.
8165 (struct lang_decl, struct lang_type): Move definitions ...
8166 * c-lang.h: ... here. New file.
8167 * c-decl.c: Include c-lang.h.
8168 (c_dup_lang_specific_decl): Remove.
8169 * c-typeck.c: Include c-lang.h.
8170 * Makefile.in (c-decl.o): Add c-lang.h dependency.
8171 (c-typeck.o): Likewise.
8172 * c-config-lang.in (gtfiles): Add c-lang.h.
8173 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
8176 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
8178 * config/alpha/alpha.c (alpha_end_function): Do not clear
8179 crtl->emit structure and free insn locators if cfun->is_thunk is true,
8180 this is now handled in generic code.
8182 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
8184 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
8185 (s390_z10_fix_long_loop_prediction): New function.
8186 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
8187 (s390_reorg): Walk over the INSNs and invoke
8188 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
8190 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
8192 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
8193 "*brx_64bit", "*brx_31bit"): New patterns.
8194 * config/s390/s390.c ('E'): New output modifier.
8196 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8197 Richard Earnshaw <richard.earnshaw@arm.com>
8199 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
8200 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
8202 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8204 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
8206 * pa.c (emit_move_sequence): Check if address of operand1 is valid
8207 for mode mode of operand0 when doing secondary reload for SAR.
8209 2009-08-19 Jakub Jelinek <jakub@redhat.com>
8212 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
8213 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
8215 2009-08-19 Jason Merrill <jason@redhat.com>
8217 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
8218 supported template depth in C++0x.
8220 2009-08-19 Jakub Jelinek <jakub@redhat.com>
8222 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
8223 free_after_compilation.
8224 * config/score/score7.c (score7_output_mi_thunk): Likewise.
8225 * config/score/score3.c (score3_output_mi_thunk): Likewise.
8226 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8227 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8228 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8229 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8230 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8232 2009-08-19 Ian Lance Taylor <iant@google.com>
8234 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
8235 of (plus (mult (neg B) C) A).
8237 2009-08-18 Michael Matz <matz@suse.de>
8239 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
8240 instead of comparing TYPE_MAIN_VARIANT for equality.
8241 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
8242 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
8243 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
8244 * gimplify.c (goa_lhs_expr_p): Ditto and use
8245 STRIP_USELESS_TYPE_CONVERSION.
8247 2009-08-18 Michael Matz <matz@suse.de>
8249 * tree-ssa-structalias.c (create_variable_info_for): Also mark
8250 first field in a struct.
8251 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
8253 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
8255 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
8256 locators before emit_insn is called. Remove assert that
8258 (alpha_end_function): Clear crtl->emit structure and free insn
8259 locators if cfun->is_thunk is true.
8261 2009-08-18 Jason Merrill <jason@redhat.com>
8263 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
8265 * configure.ac: Test for it.
8266 * configure, config.in: Regenerate.
8267 * doc/install.texi: Document --enable-gnu-unique-object.
8269 2009-08-18 Richard Guenther <rguenther@suse.de>
8272 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
8273 pow(x,y*z) only if x is nonnegative.
8275 2009-08-18 Jakub Jelinek <jakub@redhat.com>
8277 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
8281 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
8282 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
8284 2009-08-17 DJ Delorie <dj@redhat.com>
8286 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
8287 * config/m32c/prologue.md (epilogue_freit): New.
8289 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
8290 (bank_switch_p): Likewise.
8291 (fast_interrupt_p): Likewise.
8292 (interrupt_p): Likewise.
8293 (m32c_conditional_register_usage): Round memregs size up.
8294 (need_to_save): We only need to save $a0 when we use ENTER.
8295 (interrupt_p): Check for fast_interrupt too.
8296 (bank_switch_p): New.
8297 (fast_interrupt_p): New.
8298 (m32c_attribute_table): Add bank_switch and fast_interrupt.
8299 (m32c_emit_prolog): Support bank switching and fast interrupts.
8300 * doc/extend.texi (Function Attributes): Add bank_switch and
8303 2009-08-17 Douglas B Rupp <rupp@gnat.com>
8305 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
8306 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
8308 2009-08-16 Douglas B Rupp <rupp@gnat.com>
8310 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
8311 (menu): Add IA-64/VMS Options.
8312 (IA-64/VMS Options): Likewise.
8314 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
8317 * config/mips/mips.md (*lwxs): Use :P for pointer values.
8319 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
8321 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
8322 (mips_pop_asm_switch): Likewise.
8323 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
8325 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
8326 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
8327 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
8328 (mips_print_operand_punctuation): Use them. Check mips_noreorder
8329 instead of set_noreorder.
8330 (mips_output_function_prologue): Use the new functions.
8331 (mips_output_function_epilogue): Likewise.
8332 (mips_need_noat_wrapper_p): New function, split out from...
8333 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
8334 Use mips_push_asm_switch and mips_pop_asm_switch.
8335 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
8336 and mips_pop_asm_switch.
8337 (ASM_OUTPUT_REG_POP): Likewise.
8338 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
8339 Use mips_pop_asm_switch.
8340 (mips_asm_switch): New structure.
8341 (set_noreorder, set_nomacro): Replace with...
8342 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
8343 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
8344 instead of set_nomacro.
8345 (fix_truncsfsi2_macro): Likewise.
8346 (cprestore): Likewise.
8347 (hazard): Use mips_noreorder instead of set_noreorder.
8348 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8350 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
8352 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
8353 from prev_active_insn.
8355 2009-08-16 Anatoly Sokolov <aesok@post.ru>
8357 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
8358 * config/avr/avr.c (avr_override_options): Initialize
8359 avr_current_arch variable.
8360 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
8361 __AVR_HAVE_16BIT_SP__ according to the device type.
8362 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
8364 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
8365 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
8367 2009-08-16 Dodji Seketeli <dodji@redhat.com>
8370 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
8371 generating inlined subroutine die only. We shouldn't be
8372 called for anything else.
8373 (gen_block_die): Don't generate inline subroutine debug info for
8376 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8378 * graphite-poly.c (print_pbb): Print PBB index.
8380 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8383 * graphite-interchange.c (ppl_max_for_le): Moved...
8384 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
8385 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
8386 ppl_Pointset_Powerset_C_Polyhedron_maximize.
8387 * graphite-ppl.h (ppl_max_for_le): Declared.
8389 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
8391 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
8392 supported on all platforms.
8393 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
8394 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
8395 * c-pragma.c: Likewise.
8396 * target-def.h (TARGET_INITIALIZER): Remove
8397 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8398 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8400 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8402 * config/ia64/fde-vms.c: New file.
8403 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
8404 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
8405 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
8406 (uw_frame_state_for): Only register a personality routine if it is
8407 known to be compatible with our expectations.
8408 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
8409 Declare unw_table_entry stack variable and
8410 mod all calls to _Unwind_FindTableEntry to add arg.
8411 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
8412 (_Unwind_FindTableEntry): Add arg to prototype.
8414 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
8416 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
8417 field 'signal_pfs_loc'.
8418 (uw_frame_state_for): Remove duplicate code dealing with leaf
8419 procedures without unwind info.
8420 If in the frame after unwinding through a signal handler, restore
8421 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
8422 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
8423 'pfs_loc' to the AR.PFS location in the signal context; instead
8424 set 'signal_pfs_loc'.
8425 Manually generate the unwind info for the AR.PFS register.
8426 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
8427 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
8428 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
8429 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
8430 instead set 'signal_pfs_loc'.
8431 Remove code preventing the AR.PFS register from being restored
8432 from the signal context.
8434 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8435 Tristan Gingold <gingold@adacore.com>
8437 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
8438 * config/ia64/t-vms: New file.
8439 * config/ia64/vms64.h: New file.
8440 * config/ia64/vms.h: New file.
8441 * config/ia64/vms-crtinit.asm: New file.
8442 * config/ia64/vms_symvec_libgcc_s.opt: New file.
8443 * config/ia64/vms-unwind.h: New file.
8445 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8447 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
8450 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8453 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
8455 * real.h (do_mpc_arg2): ... here.
8456 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
8459 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
8461 * final.c (add_debug_prefix_map): Don't use GC memory for
8462 old_prefix and new_prefix.
8464 2009-08-14 Richard Guenther <rguenther@suse.de>
8466 * ipa-prop.c (compute_complex_pass_through): If we cannot
8467 compute a non-varying offset for IPA_JF_ANCESTOR punt.
8469 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8471 * c-lex.c (c_lex_with_flags): Increase size of local variable
8472 to avoid memory clobber.
8474 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
8477 * config/i386/i386.c (ix86_fp_comparison_strategy):
8478 Only enable/disable sahf at function granularity.
8480 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8482 PR rtl-optimization/41064
8483 * reload1.c (reload_as_needed): Don't call extract_insn
8484 for known invalid replacements after calling
8485 validate_replace_rtx_group and verify_changes.
8487 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8490 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8491 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8492 ix86_expand_fp_vcond.
8493 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8494 Assert that operation is supported by ix86_expand_int_vcond.
8495 (vcondu<SSEMODE124C8:mode>): Ditto.
8497 2009-08-13 DJ Delorie <dj@redhat.com>
8499 * config/i386/djgpp-stdint.h: New.
8500 * config.gcc (djgpp): Use it.
8502 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8504 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8505 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8507 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8509 * tree-ssa-loop-prefetch.c
8510 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8511 for long-stride pruning.
8512 (compute_miss_rate): New function to compute the probability
8513 that two memory references access different cache lines.
8515 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8517 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8519 2009-08-13 Richard Guenther <rguenther@suse.de>
8522 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8523 use the constant pointer type.
8524 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8525 of CV qualifiers on the target pointer type.
8526 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8527 conversion check before restrict check.
8529 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8532 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8534 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8536 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8538 2009-08-12 Richard Guenther <rguenther@suse.de>
8540 PR tree-optimization/41011
8541 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8542 and reference constructing.
8544 2009-08-12 Xinliang David Li <davidxl@google.com>
8546 PR tree-optimization/41012
8547 * tree-flow.h : New external interface.
8548 * gimple-low.c (check_call_arg): Change to public function.
8549 Remove argument mismatch check in lowering.
8550 * tree-inline.h (tree_can_inline_p): Interface change.
8551 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8553 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8554 Call change to tree_can_inline_p function.
8555 (cgraph_decide_inlining_incrementally): Ditto.
8557 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8559 PR tree-optimization/41031
8560 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8561 on the partition variable rather than promote_mode on the source
8562 type. Assert that the partition variable's type has the same
8563 mode as the source value's.
8565 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8567 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8568 for for_return == 2.
8569 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8571 * calls.c (expand_call): Fix typo.
8572 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8574 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8576 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8577 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8578 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8579 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8581 2009-08-12 Andrew Haley <aph@redhat.com>
8583 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8585 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8588 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8590 2009-08-12 Richard Guenther <rguenther@suse.de>
8592 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8593 * gimplify.c (gimplify_modify_expr): Do not use
8594 lang_hooks.types_compatible_p.
8595 * tree-ssa.c (useless_type_conversion_p): For aggregates
8596 just return false if the canonical types differ.
8598 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8601 * sese.c (convert_for_phi_arg): New.
8602 (add_guard_exit_phis): Use convert_for_phi_arg.
8604 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8606 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8607 unknown subscript upper bounds.
8609 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8610 Pranav Garg <pranav.garg2107@gmail.com>
8612 * graphite-interchange.c (gather_access_strides): Removed.
8613 (ppl_max_for_le): New.
8614 (build_linearized_memory_access): New.
8615 (memory_stride_in_loop): New.
8616 (pbb_interchange_profitable_p): Reimplemented.
8617 * graphite-ppl.h (ppl_new_id_map): New.
8618 (ppl_interchange): New.
8620 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8622 * graphite-interchange.c (compute_subscript): Removed.
8623 (compute_array_size_cstr): Removed.
8624 (compute_array_size_poly): Removed.
8625 (compute_array_size): Removed.
8626 (gather_access_strides_poly): Removed.
8627 (gather_access_strides): Empty.
8629 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8631 * graphite-dependences.c (dependence_polyhedron_1): Replace
8632 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8633 (graphite_legal_transform_dr): Same.
8634 (graphite_carried_dependence_level_k): Same.
8635 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8636 Initialize PDR_NB_SUBSCRIPTS.
8637 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8639 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8640 (PDR_NB_SUBSCRIPTS): New.
8641 (pdr_nb_subscripts): Removed.
8642 (pdr_dim): Simplified.
8643 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8644 with PDR_NB_SUBSCRIPTS.
8646 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8648 * graphite-interchange.c (compute_array_size): Remove use of
8650 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8651 Do not initialize PDR_DATA_CONTAINER.
8652 (print_pdr): Do not print PDR_DATA_CONTAINER.
8653 * graphite-poly.h (struct poly_dr): Remove data_container field.
8654 (PDR_DATA_CONTAINER): Removed.
8655 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8657 (build_poly_dr): Same.
8659 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8660 Sebastian Pop <sebastian.pop@amd.com>
8662 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8663 copy of the dependence polyhedron. Free the temporary objects.
8664 (graphite_carried_dependence_level_k): Free unused objects before
8667 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8669 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8670 Early return without analyzing the data dependences if no
8671 transform has been done. Call restore_scattering if the transform
8673 (graphite-interchange.c): Same.
8674 * graphite-poly.c (print_scattering_function): Test for
8676 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8677 (apply_poly_transforms): Do not gcc_assert that
8678 the transform is legal.
8679 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8680 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8681 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8682 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8683 * graphite-poly.h (struct poly_scattering): New.
8684 (struct poly_bb): Add original, transformed, and saved fields.
8685 Remove transformed_scattering, original_scattering,
8686 nb_local_variables and nb_scattering_transform fields.
8687 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8688 (poly_scattering_new): New.
8689 (poly_scattering_free): New.
8690 (poly_scattering_copy): New.
8691 (store_scattering_pbb): New.
8692 (store_scattering): New.
8693 (restore_scattering_pbb): New.
8694 (restore_scattering): New.
8695 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8696 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8698 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8700 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8703 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8705 * Makefile.in (graphite.o): Depends on PREDICT_H.
8706 * graphite.c: Include predict.h.
8707 (graphite_finalize): Call tree_estimate_probability.
8708 * predict.c (predict_loops): Do not call scev_initialize and
8710 (tree_estimate_probability_bb): New.
8711 (tree_estimate_probability): Do not initialize loops: move that
8712 code to the driver. Call tree_estimate_probability_bb.
8713 (tree_estimate_probability_driver): New.
8714 (pass_profile): Use tree_estimate_probability_driver.
8715 * predict.h (tree_estimate_probability): Declared.
8717 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8719 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8720 * graphite-dependences.c (graphite_legal_transform): Add time to
8721 TV_GRAPHITE_DATA_DEPS.
8722 (dependency_between_pbbs_p): Same.
8723 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8725 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8727 PR rtl-optimization/41033
8728 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8729 aliasing is disabled.
8731 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8733 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8734 si_mask_operand, and_load_operand, low_bitmask_operand,
8735 and_reg_operand, and_operand): New predicates.
8736 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8737 * config/mips/mips.c (and_operands_ok): New function.
8738 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8739 * config/mips/mips.md (move_type): Add ext_ins and logical.
8740 (type): Handle them.
8741 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8742 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8743 shift_shift. Remove commutative constraint modifier.
8744 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8746 (*clear_upper32_dext): Remove define_insn_and_split.
8747 (*clear_upper32): Turn this define_insn_and_split ...
8748 (splitter for ANDing register with 0xffff_ffff): .. into this.
8750 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8752 * combine.c (try_widen_shift_mode): Factor out code to check if an
8753 integer constant is a low-order bitmask from here ...
8754 * rtlanal.c (low_bitmask_len): ... to here.
8755 * rtl.h (low_bitmask_len): Declare.
8757 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8760 * config/alpha/alpha.md (addsi3): Remove expander.
8761 (addsi3): Rename from *addsi3_internal insn pattern.
8762 (subsi3): Remove expander.
8763 (subsi3): Rename from *subsi3_internal insn pattern.
8765 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8767 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8770 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8771 Eric Botcazou <botcazou@adacore.com>
8772 Douglas B Rupp <rupp@gnat.com>
8774 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8775 that records that fit in 64 bits are returned by immediate value,
8776 as required by OpenVMS Calling Standard.
8777 (function_value): Adjust for above modification.
8778 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8779 virtual_incoming_args_rtx as base object, not next_arg.
8780 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8782 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8784 * reload.c (find_reloads_subreg_address): Check the original
8785 req_equiv_mem address to detect the case where an address is
8786 not valid in the outer mode.
8788 2009-08-11 Richard Guenther <rguenther@suse.de>
8791 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8793 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8795 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8796 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8798 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8799 Douglas B Rupp <rupp@gnat.com>
8801 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8802 PT_STACK when frame_pointer_needed on OpenVMS.
8803 (alpha_pv_save_size, alpha_using_fp): Remove.
8804 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8805 with proper processing for PT_NULL.
8806 (alpha_vms_initial_elimination_offset): New function. Support for
8807 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8808 (alpha_sa_size): Force procedure type to PT_STACK when
8809 frame_pointer_needed on OpenVMS.
8810 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8811 (alpha_using_fp): Likewise.
8812 (alpha_vms_can_eliminate): Add prototype.
8813 (alpha_vms_initial_elimination_offset): Likewise.
8814 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8815 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8817 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8818 Douglas B Rupp <rupp@gnat.com>
8820 * config/alpha/alpha.c (common_object_handler): New function.
8821 (vms_attribute_table): Declare a single attribute "common_object".
8822 (vms_output_aligned_decl_common): New global function.
8823 (SECTION_VMS_OVERLAY): Delete.
8824 (SECTION_VMS_GLOBAL): Likewise.
8825 (SECTION_VMS_INITIALIZE): Likewise.
8826 (vms_asm_named_section): Remove support for above flags.
8827 (vms_section_type_flags): Delete.
8828 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8829 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8830 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8831 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8833 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8836 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8837 (sub_ddmmss): Likewise.
8839 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8842 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8845 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8848 * reload1.c (reload_as_needed): Use cancel_changes to completely
8849 undo a failed replacement attempt.
8851 2009-08-10 Richard Guenther <rguenther@suse.de>
8854 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8855 (useless_type_conversion_p): ... here. Require pointer targets
8858 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8861 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8862 loose the original type of the statement list.
8864 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8866 * config/alpha/alpha.c: Include libfuncs.h
8867 (avms_asm_output_extern): New function.
8868 (alpha_init_libfuncs): Init some decc libfuncs.
8869 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8870 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8871 (DO_CRTL_NAMES): Define.
8873 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
8874 (LONG_TYPE_SIZE): Define.
8875 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8876 (SUBTARGET_SWITCHES): Define malloc64 switch.
8877 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8878 (MASK_RETURN_ADDR): Define.
8879 doc/invoke.texi (mmalloc64): Document switch.
8881 2009-08-09 Olivier Hainque <hainque@adacore.com>
8882 Douglas B Rupp <rupp@gnat.com>
8884 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8885 uses_condition_handler.
8886 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8887 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8888 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8889 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8890 (code_for_builtin): New insn codes for the new alpha_builtins.
8891 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8892 (alpha_sa_size): Account for uses_condition_handler.
8893 (alpha_expand_prologue): Likewise.
8894 (alpha_start_function): Likewise.
8895 (alpha_expand_epilogue): Likewise.
8896 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8897 establish/revert expanders.
8898 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8899 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8900 New expander, resorting to the alpha.c associated function.
8901 (builtin_revert_vms_condition_handler): Likewise.
8902 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8903 __gcc_shell_handler, the static VMS condition handler used as
8904 an indirection wrapper to the current dynamically established
8906 * config/alpha/vms-unwind.h: Complete rewrite.
8907 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8908 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8910 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8911 Douglas B Rupp <rupp@gnat.com>
8913 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8914 (alpha_need_linkage): Handle aliases. Return function symbol.
8915 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8916 Use ultimate alias target for the linkage name.
8917 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8918 by alpha_need_linkage for the function symbol.
8919 (setmemdi): Likewise.
8921 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8923 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8924 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8925 (ASM_WEAKEN_LABEL): Define.
8926 (CRT_CALL_STATIC_FUNCTION): Define.
8927 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8928 (ENDFILE_SPEC): Define.
8929 (INIT_SECTION_ASM_OP): Define.
8930 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8931 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8933 (MULTILIB_OSDIRNAMES): Define.
8934 (shlib_version): Define.
8935 (SHLIB_EXT): Define.
8936 (SHLIB_OBJS): Define.
8937 (SHLIB_NAME): Define.
8938 (SHLIB_MULTILIB): Define.
8939 (SHLIB_INSTALL): Define.
8940 (SHLIB_SYMVEC): Define.
8941 (SHLIB_SYMVECX2): Define.
8942 (SHLIB_LINK): Define.
8944 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8946 * config/alpha/alpha.c (alpha_initialize_trampoline):
8947 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8948 (alpha_start_function): Emit transfer address on nested functions
8949 for VMS trampoline call.
8950 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8951 since no longer used.
8952 * config/alpha/vms-tramp.asm: Remove.
8953 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8954 since now only data initialized at runtime.
8956 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8958 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8959 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8960 (MD_EXEC_PREFIX): Remove, no longer used.
8961 (MD_STARTFILE_PREFIX): Likewise.
8962 (INCLUDE_DEFAULTS): Likewise.
8963 * config/alpha/t-vms:
8964 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8966 2009-08-09 Richard Guenther <rguenther@suse.de>
8968 PR tree-optimization/41016
8969 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8970 (operand_precision): Remove.
8971 (integral_operand_p): Likewise.
8972 (recognize_single_bit_test): Adjust.
8974 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8976 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8977 operation overflows. Likewise non-cast unary arithmetic.
8978 If one arm of a conditional expression is always taken,
8979 inhibit evaluation warnings for the other arm. Likewise inhibit
8980 evaluation warnings for the second && or || operand if the first
8981 operand is enough to determine the result.
8982 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8984 (build_binary_op): Prevent duplicate evaluation warnings.
8986 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8988 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8989 and destination have different modes, Use promote_mode to
8990 determine the signedness of the conversion. Assert that the
8991 promoted source mode matches the destination mode. Don't pass
8992 the destination and destination mode to expand_expr if the source
8993 mode is different. Simplify conversion logic.
8995 2009-08-09 Ira Rosen <irar@il.ibm.com>
8997 PR tree-optimization/41008
8998 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8999 from condition only in case it's a comparison. Adjust checks.
9001 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
9003 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
9004 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
9005 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
9006 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
9007 (dump_cand): Handle them.
9008 (struct iv_cand): New members COST_STEP and AINC_USE.
9009 (stmt_after_increment): Likewise.
9010 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
9011 callers changed. Use gimple_uid comparison instead of scanning.
9012 (add_candidate_1): When looking for identical candidates, take
9013 AINC_USE into account. Set it for new candidates.
9014 (force_expr_to_var_cost): Cast target_spill_cost to int.
9015 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
9016 All callers changed. Check for availability of autoinc addressing
9017 modes, both in general for a given mode, and in the specific use case.
9018 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
9020 (get_computation_cost): Likewise.
9021 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
9022 add_autoinc_candidates): New static functions.
9023 (add_candidate): Call add_autoinc_candidates for candidates based on
9025 (find_iv_candidates): Call set_autoinc_for_original_candidates.
9026 (determine_use_iv_cost_address): If we have an autoinc candidate at
9027 the matching use, verify autoinc is possible and subtract the cost
9028 of the candidate's step from the cost.
9029 (determine_iv_cost): Record the cost of the increment in the COST_STEP
9030 member of the candidate.
9031 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
9032 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
9034 2009-08-09 Douglas B Rupp <rupp@gnat.com>
9036 * config.build (ia64-hp-*vms*): New target.
9037 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
9039 * config.gcc (ia64-hp-*vms*): New target.
9040 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
9042 * config.host (ia64-hp-*vms*): New target.
9043 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
9046 2009-08-08 Richard Guenther <rguenther@suse.de>
9048 PR tree-optimization/40991
9049 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
9051 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
9053 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
9054 mode check. Do truncations in an integer mode.
9055 (force_to_mode): Handle subregs for all mode types. Only do
9056 arithmetic simplifications on integer modes.
9058 2009-08-07 Richard Guenther <rguenther@suse.de>
9060 PR tree-optimization/40999
9061 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
9062 (maybe_fold_reference): Lookup constant initializers.
9063 (fold_gimple_assign): Likewise.
9065 2009-08-07 Richard Guenther <rguenther@suse.de>
9067 * tree-ssa.c (useless_type_conversion_p_1): Only for types
9068 that require structural equality defer to the langhook.
9070 2009-08-07 Martin Jambor <mjambor@suse.cz>
9072 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
9074 (struct ipa_pass_through_data): New type.
9075 (struct ipa_ancestor_jf_data): New type.
9076 (union jump_func_value): Removed field formal_id, added fields
9077 pass_through and ancestor.
9078 (struct ipa_param_call_note): Changed type of formal_id to int from
9080 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
9081 operations jump functions and ancestor jump functions.
9082 (compute_complex_pass_through): New function.
9083 (compute_scalar_jump_functions): Call compute_complex_pass_through,
9084 reflect changes in the jump function strucutre.
9085 (update_jump_functions_after_inlining): Ignore complex pass-through
9086 and ancestor jump functions.
9087 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
9088 polynomial pass-through with operation jump functions.
9090 2009-08-07 Jakub Jelinek <jakub@redhat.com>
9092 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
9093 fde->dw_fde_begin as begin label instead of hot/cold label.
9094 Use LLSDAC label instead of LLSDA for second section lsda.
9095 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
9096 label instead of LLSDA if it is true.
9097 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
9099 * except.c (add_call_site, dw2_size_of_call_site_table): Add
9100 SECTION argument. Use it as index into crtl->eh.call_site_record
9102 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
9103 use it to determine how to print table entries instead of using
9104 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
9105 label instead of normal begin label as base.
9106 (sjlj_assign_call_site_values): Adjust add_call_site caller.
9107 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
9108 ensure no EH range spans between sections and that landing pads
9109 are always in the corresponding section.
9110 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
9111 for crtl->eh.call_site_record being an array rather than scalar.
9112 (output_one_function_exception_table): New function, copied
9113 from output_function_exception_table. Adjust
9114 dw2_size_of_call_site_table, dw2_output_call_site_table
9115 callers. For SECOND section use *C suffixed labels.
9116 (output_function_exception_table): Call
9117 output_one_function_exception_table and, when doing hot/cold
9118 partitioning, also another time for the second section.
9119 * opts.c: Include except.h.
9120 (decode_options): Allow -freorder-blocks-and-partition with
9121 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
9122 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
9123 * function.h (struct rtl_eh): Change call_site_record from
9124 scalar into array of 2 elements.
9126 2009-08-07 Martin Jambor <mjambor@suse.cz>
9128 * ipa-prop.c (count_formal_params_1): New function.
9129 (ipa_get_vector_of_formal_parms): New function.
9130 (get_vector_of_formal_parm_types): New function.
9131 (ipa_modify_formal_parameters): New function.
9132 (ipa_modify_call_arguments): New function.
9133 (index_in_adjustments_multiple_times_p): New function.
9134 (ipa_combine_adjustments): New function.
9135 (ipa_dump_param_adjustments): New function.
9136 * ipa-prop.h (struct ipa_parm_adjustment): New type.
9137 (ipa_get_vector_of_formal_parms): Declare.
9138 (ipa_modify_formal_parameters): Declare.
9139 (ipa_modify_call_arguments): Declare.
9140 (ipa_combine_adjustments): Declare.
9141 (ipa_dump_param_adjustments): Declare.
9142 (build_ref_for_offset): Declare.
9143 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
9144 * tree-sra.c: Include ipa-prop.c.
9145 (build_ref_for_offset): Make public.
9147 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
9149 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
9151 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
9153 * gcc/doc/extend.texi (__builtin_extract_return_address)
9154 (__builtin_frob_return_address): Document.
9156 2009-08-06 Paul Brook <paul@codesourcery.com>
9158 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
9159 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
9160 implementation on ARMv6-M.
9162 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9164 * doc/extend.texi (pcs): Document new attribute for ARM.
9166 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9168 * arm.c (pcs_attribute_args): Comment out unsupported attribute
9171 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9173 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
9176 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9178 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
9180 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
9182 Merge ARM/hard_vfp_branch to trunk.
9184 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
9186 * arm.c (libcall_eq): New function.
9187 (libcall_hash): New function.
9188 (add_libcall): New function.
9189 (arm_libcall_uses_aapcs_base): New function.
9190 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
9191 libcalls using the base PCS.
9192 (arm_init_cumulative_args): Likewise.
9194 2009-07-20 Joseph Myers <joseph@codesourcery.com>
9196 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
9197 Use base ABI for conversion libfuncs between HFmode and SFmode.
9199 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9201 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
9202 V4SImode as representatives of all 64-bit and 128-bit vector
9203 types. Allow vector types without vector modes.
9204 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
9205 without vector modes like BLKmode.
9206 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
9207 BLKmode. Avoid unsupported vector modes or TImode moves for
9209 (aapcs_vfp_allocate_return_reg): Likewise.
9210 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
9211 V8QImode if TARGET_NEON || TARGET_IWMMXT.
9213 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9215 * config/arm/arm.c (arm_handle_pcs_attribute): New.
9216 (arm_get_pcs_model): Pass attribute arguments to
9217 arm_pcs_from_attribute.
9218 (arm_init_cumulative_args): Use base AAPCS for conversions from
9219 floating-point types to DImode.
9220 (arm_attribute_table): Add pcs attribute.
9221 (arm_handle_pcs_attribute): New.
9222 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
9223 conversions from floating-point types to DImode, also declare them
9224 to use base AAPCS and declare functions they call to use base
9225 AAPCS and their RTABI names.
9227 2009-05-12 Joseph Myers <joseph@codesourcery.com>
9229 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
9230 -mfloat-abi=hard not being supported for VFP.
9232 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
9234 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
9235 SYMBOL_REF to hard_libcall_value.
9237 2009-03-05 Joseph Myers <joseph@codesourcery.com>
9238 Richard Earnshaw <rearnsha@arm.com>
9240 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
9241 has been put on the stack, all remaining co-processory arguments for
9242 that co-processor also go on the stack.
9244 2009-03-05 Joseph Myers <joseph@codesourcery.com>
9246 * config/arm/arm.c (arm_return_in_memory): Handle returning
9247 vectors of suitable size in registers also for AAPCS case.
9249 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
9251 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
9253 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
9255 ARM Hard-VFP calling convention
9256 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
9257 * target.h (gcc_target): Add libcall_value to table of call hooks.
9258 * targhooks.h (default_libcall_value): Default implementation.
9259 * targhooks.c (default_libcall_value): Likewise.
9260 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
9261 * optabs.c (expand_unop): Use it.
9262 * expr.h (hard_libcall_value): Pass the function RTX through.
9263 * calls.c (emit_library_call_value_1): Update call to
9265 * explow.c (hard_libcall_value): Use new target hook.
9266 * testsuite/lib/target-supports.exp
9267 (check_effective_target_arm_hard_vfp_ok): New hook.
9268 (check_effective_target_arm_neon_ok): Improve test for neon
9270 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
9271 * config/arm/arm.c: Include cgraph.h
9272 (TARGET_FUNCTION_VALUE): Override default hook.
9273 (arm_pcs_default): New variable.
9274 (arm_override_options): Don't fault hard calling convention with VFP.
9275 Add support for AAPCS variants.
9276 (arm_function_value): Make static. Handle AAPCS variants.
9277 (arm_libcall_value): New function.
9278 (arm_apply_result_size): Handle VFP registers in results.
9279 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
9281 (pcs_attribute_args): New variable.
9282 (arm_pcs_from_attribute): New function.
9283 (arm_get_pcs_model): New function.
9284 (aapcs_vfp_cum_init): New function.
9285 (aapcs_vfp_sub_candidate): New function.
9286 (aapcs_vfp_is_return_candidate): New function.
9287 (aapcs_vfp_is_call_candidate): New function.
9288 (aapcs_vfp_allocate): New function.
9289 (aapcs_vfp_allocate_return_reg): New function.
9290 (aapcs_vfp_advance): New function.
9291 (aapcs_cp_arg_layout): New variable.
9292 (aapcs_select_call_coproc): New function.
9293 (aapcs_select_return_coproc): New function.
9294 (aapcs_allocate_return_reg): New function.
9295 (aapcs_libcall_value): New function.
9296 (aapcs_layout_arg): New function.
9297 (arm_init_cumulative_args): Initialize AAPCS args data.
9298 (arm_function_arg): Handle AAPCS variants using new interface.
9299 (arm_arg_parital_bytes): Likewise.
9300 (arm_function_arg_advance): New function.
9301 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
9302 calling conventions.
9303 (arm_setup_incoming_varargs): Handle new AAPCS args data.
9304 * arm.h (NUM_VFP_ARG_REGS): Define.
9305 (LIBCALL_VALUE): Update.
9306 (FUNCTION_VALUE): Delete.
9307 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
9308 (arm_pcs): New enum.
9309 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
9310 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
9311 (FUNCTION_ARG_REGNO_P): Add VFP regs.
9312 * arm-protos.h (arm_function_arg_advance): Add.
9313 (aapcs_libcall_value): Add.
9314 (arm_function_value): Delete.
9316 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
9317 H.J. Lu <hongjiu.lu@intel.com>
9320 * config/i386/i386.c (standard_sse_mode_p): Remove.
9321 (standard_sse_constant_p): Return 2 for integer mode
9322 vector_all_ones_operand when SSE2 is enabled.
9323 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
9324 (ix86_expand_vector_move): Do not check for negative values from
9325 standard_sse_constant_p.
9327 2009-08-06 Richard Guenther <rguenther@suse.de>
9329 * tree-ssa.c (useless_type_conversion_p_1): Make function and
9330 array type comparisons frontend independent.
9331 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
9332 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
9333 out array reference lower bound and element size operands.
9334 (ao_ref_init_from_vn_reference): Properly compute the offset
9335 for ARRAY_RANGE_REF.
9336 (vn_reference_fold_indirect): Fill out array reference lower
9337 bound and element size operands.
9338 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
9339 a non gimple valued reference operand which can happen for
9340 array reference lower bound or element size.
9341 (create_component_ref_by_pieces_1): Properly generate the
9342 element size operand for array references.
9344 2009-08-06 Richard Guenther <rguenther@suse.de>
9346 PR tree-optimization/40964
9347 * tree.c (iterative_hash_host_wide_int): Export.
9348 * tree.h (iterative_hash_host_wide_int): Declare.
9349 * tree-ssa-structalias.c (heapvar_map): New struct.
9350 (heapvar_map_eq): New function.
9351 (heapvar_map_hash): Likewise.
9352 (heapvar_lookup): Adjust.
9353 (heapvar_insert): Likewise.
9354 (make_constraint_from_heapvar): Allow multiple heap variables
9355 per decl at different offsets.
9356 (init_alias_heapvars): Adjust.
9358 2009-08-04 David Daney <ddaney@caviumnetworks.com>
9360 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
9361 * mips_output_sync_loop (mips_output_sync_loop): Only emit
9362 trailing sync if TARGET_SYNC_AFTER_SC.
9364 2009-08-05 David Daney <ddaney@caviumnetworks.com>
9366 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
9367 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
9368 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
9369 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
9370 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
9371 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
9372 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
9373 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
9374 test_and_set_12): Rewrite calls to mips_output_sync_loop.
9375 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
9376 the prototype declaration match the definition.
9377 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
9378 instructions explicitly. Add barrier_before and operands
9380 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
9381 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
9382 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
9383 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
9384 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
9385 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
9387 2009-08-05 Andrew Pinski <pinskia@gmail.com>
9389 * tree-ssa-alias.c: Fix intervals to use [) syntax.
9391 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
9392 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9395 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
9398 2009-08-05 Jakub Jelinek <jakub@redhat.com>
9400 PR rtl-optimization/40924
9401 * dse.c (canon_address): Before calling cselib_expand_value_rtx
9402 make sure canon_rtx (mem_address) isn't simpler than
9403 canon_rtx (expanded_mem_address).
9405 2009-08-05 Li Feng <nemokingdom@gmail.com>
9407 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
9409 (build_scop_drs): Build alias set for each SCoP.
9411 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
9413 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
9414 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
9415 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
9416 (MIPS_ARCH_FLOAT_SPEC): Likewise.
9417 (BASE_DRIVER_SELF_SPECS): Likewise.
9419 2009-08-04 Andrew Pinski <pinskia@gmail.com>
9421 * tree-ssa-alias.c: Fix some comment typos.
9423 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
9425 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
9426 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
9428 2009-08-03 Janis Johnson <janis187@us.ibm.com>
9431 * simplify-rtx.c (simplify_binary_operation_1): Disable
9432 simplifications for decimal float operations.
9434 2009-08-03 Jakub Jelinek <jakub@redhat.com>
9437 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
9438 operand of INDIRECT_REF.
9440 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
9442 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
9443 constants referencing TLS symbols.
9445 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9447 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
9448 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
9450 2009-08-03 Richard Guenther <rguenther@suse.de>
9452 * tree.c (make_vector_type): Build a main variant first,
9453 get the canonical one and then build the variant.
9454 * tree-ssa.c (useless_type_conversion_p_1): Handle
9456 (useless_type_conversion_p): Conversions to pointers to
9457 incomplete record types are useless.
9459 2009-08-03 Richard Guenther <rguenther@suse.de>
9461 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
9462 file will be created.
9463 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
9464 * toplev.c (compile_file): Adjust comment.
9466 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
9468 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
9469 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
9470 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9471 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9472 (sh_promote_function_mode): Fix typo.
9474 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
9476 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
9478 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9480 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9481 declaration arguments.
9483 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9485 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9486 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9487 (ix86_split_ashl): Ditto.
9488 (ix86_expand_vector_init_one_nonzero): Ditto.
9489 (ix86_expand_vector_set): Ditto.
9490 (ix86_expand_reduc_v4sf): Ditto.
9492 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9494 * explow.c (promote_function_mode): Remove assert.
9495 * config/sh/sh.c (sh_promote_function_mode): Declare.
9497 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9499 * config/pa/pa.c (pa_promote_function_mode): Declare.
9500 Change to static. Fix promote_mode call.
9502 * gthr-dce.h (CONST_CAST2): Define if not defined.
9503 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9505 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9507 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9509 * expr.c (store_constructor): Use promote_decl_mode. Remove
9510 now write-only variable unsignedp.
9511 (expand_expr_real_1): Use promote_decl_mode.
9512 * expr.h (promote_function_mode, promote_decl_mode): New.
9513 (promote_mode): Remove last argument.
9514 * function.c (assign_temp): Drop last argument of promote_mode.
9515 (assign_parm_find_data_types): Use promote_function_mode.
9516 (assign_parm_setup_reg): Likewise.
9517 (expand_function_end): Use promote_function_mode.
9518 * calls.c (initialize_argument_information): Use promote_function_mode.
9519 (precompute_arguments): Use promote_mode instead of checking if
9520 only PROMOTE_FUNCTION_MODE is defined.
9521 (expand_call): When making sibcall decisions, use promote_function_mode.
9522 Below, remove an if for targetm.calls.promote_function_return and
9523 and use promote_function_mode.
9524 (emit_library_call_value_1): Use promote_function_mode, fix bug
9525 where promote_mode was passed FOR_CALL == 0 for a return value in an
9527 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9528 * explow.c (promote_function_mode, promote_decl_mode): New.
9529 (promote_mode): Keep only the FOR_CALL == 0 case.
9530 * combine.c (setup_incoming_promotion): Remove test of
9531 promote_function_args. Use promote_function_mode.
9532 * stmt.c (expand_value_return): Use promote_decl_mode.
9533 (expand_decl): Use promote_decl_mode.
9535 * expr.c (store_constructor): Use promote_decl_mode. Remove
9536 now write-only variable unsignedp.
9537 (expand_expr_real_1): Use promote_decl_mode.
9538 * expr.h (promote_function_mode, promote_decl_mode): New.
9539 (promote_mode): Remove last argument.
9540 * function.c (assign_temp): Drop last argument of promote_mode.
9541 (assign_parm_find_data_types): Use promote_function_mode.
9542 (assign_parm_setup_reg): Likewise.
9543 (expand_function_end): Use promote_function_mode.
9544 * calls.c (initialize_argument_information): Use promote_function_mode.
9545 (precompute_arguments): Use promote_mode instead of checking if
9546 only PROMOTE_FUNCTION_MODE is defined.
9547 (expand_call): When making sibcall decisions, use promote_function_mode.
9548 Below, remove an if for targetm.calls.promote_function_return and
9549 and use promote_function_mode.
9550 (emit_library_call_value_1): Use promote_function_mode, fix bug
9551 where promote_mode was passed FOR_CALL == 0 for a return value in an
9553 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9554 * explow.c (promote_function_mode, promote_decl_mode): New.
9555 (promote_mode): Keep only the FOR_CALL == 0 case.
9556 * combine.c (setup_incoming_promotion): Remove test of
9557 promote_function_args. Use promote_function_mode.
9558 * stmt.c (expand_value_return): Use promote_decl_mode.
9559 (expand_decl): Use promote_decl_mode.
9561 * explow.c (promote_function_mode): Just call the target hook.
9562 * targhooks.c (default_promote_function_mode,
9563 default_promote_function_mode_always_promote): New.
9564 * targhooks.h (default_promote_function_mode,
9565 default_promote_function_mode_always_promote): Declare.
9566 * target.h (promote_function_args, promote_function_return): Remove.
9567 (promote_function_mode): New.
9568 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9569 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9570 (TARGET_PROMOTE_FUNCTION_MODE): New.
9571 (TARGET_CALLS): Adjust.
9572 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9573 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9575 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9576 * config/s390/s390.c (s390_promote_function_mode): ... here,
9577 with pointer handling.
9578 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9579 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9581 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9582 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9583 with pointer handling.
9584 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9585 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9587 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9588 * config/sh/sh.c (sh_promote_function_mode): New.
9589 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9590 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9592 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9593 * config/cris/cris.c (cris_promote_function_mode): ... here.
9594 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9595 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9597 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9598 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9599 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9600 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9602 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9603 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9604 complex type handling.
9605 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9606 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9608 * config/pa/pa.c (pa_promote_function_mode): New.
9609 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9610 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9612 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9613 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9614 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9615 * config/xtensa/xtensa.c: Likewise.
9616 * config/stormy16/stormy16.c: Likewise.
9617 * config/iq2000/iq2000.c: Likewise.
9618 * config/rs6000/rs6000.c: Likewise.
9619 * config/picochip/picochip.c: Likewise.
9620 * config/arc/arc.c: Likewise.
9621 * config/mcore/mcore.c: Likewise.
9622 * config/score/score.c: Likewise.
9623 * config/mips/mips.c: Likewise.
9624 * config/bfin/bfin.c: Likewise.
9625 * config/ia64/ia64.c: Likewise (disabled though).
9627 * config/frv/frv.h: Remove pointless remark.
9629 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9630 TARGET_PROMOTE_FUNCTION_ARGS,
9631 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9632 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9634 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9636 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9637 -floop-parallelize-all.
9638 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9639 flag_loop_parallelize_all.
9640 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9641 * graphite.c (graphite_transform_loops): Same.
9643 * graphite-poly.c (apply_poly_transforms): Same.
9645 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9647 PR tree-optimization/40914
9648 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9649 if set, then check the delta field of the PMF record.
9650 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9651 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9652 call is stored in the delta.
9654 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9656 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9658 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9660 * config/i386/bsd.h (ASM_BYTE): New define.
9661 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9662 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9663 .byte. Use fputs or putc instead of fprintf where appropriate.
9664 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9665 fputs or putc instead of fprintf where appropriate.
9666 * config/i386/i386elf.h: Ditto.
9667 * config/i386/sysv4.h: Ditto.
9669 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9670 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9671 (*tls_global_dynamic_64): Ditto.
9673 2009-07-31 Christian Bruel <christian.bruel@st.com>
9675 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9677 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9679 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9680 Remove dead code for MINUS.
9682 2009-07-31 Anthony Green <green@moxielogic.com>
9684 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9686 (moxie_expand_epilogue): Ditto for epilogue.
9687 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9689 (moxie_function_arg): Ditto.
9690 (moxie_pass_by_reference): Ditto.
9691 (moxie_arg_partial_bytes): Ditto.
9692 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9693 (FUNCTION_ARG_ADVANCE) Ditto.
9694 (REG_PARM_STACK_SPACE) Ditto.
9695 (FUNCTION_ARG_REGNO_P) Dito.
9697 * config.gcc: Add moxie linux config support.
9698 * gcc/config/moxie/uclinux.h: New file.
9700 2009-07-31 DJ Delorie <dj@redhat.com>
9702 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9703 (UNSPECV_SP_SWITCH_E): New.
9704 (sp_switch_1): Change to an unspec.
9705 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9707 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9708 reference the new stack's address
9710 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9712 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9713 graphite-clast-to-gimple.o, graphite-dependences.o,
9714 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9715 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9716 (graphite-blocking.o,
9717 graphite-clast-to-gimple.o, graphite-dependences.o,
9718 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9719 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9720 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9721 * cfgloop.h (struct loop): Add can_be_parallel field.
9722 * common.opt (fgraphite-identity): Moved up.
9723 (fgraphite-force-parallel): New flag.
9724 * graphite.c: Rewrite.
9725 * graphite.h: Rewrite.
9726 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9728 * toplev.c (graphite_out_file): New file descriptor.
9729 (graphite_in_file): New.
9730 (process_options): flag_graphite_force_parallel cannot be used without
9732 * tree-ssa-loop.c: Include toplev.h.
9733 (gate_graphite_transforms): Enable flag_graphite for
9734 flag_graphite_force_parallel.
9736 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9738 * ChangeLog.graphite: New.
9739 * graphite-blocking.c: New.
9740 * graphite-clast-to-gimple.c: New.
9741 * graphite-clast-to-gimple.h: New.
9742 * graphite-dependences.c: New.
9743 * graphite-dependences.h: New.
9744 * graphite-interchange.c: New.
9745 * graphite-poly.c: New.
9746 * graphite-poly.h: New.
9747 * graphite-ppl.c: New.
9748 * graphite-ppl.h: New.
9749 * graphite-scop-detection.c: New.
9750 * graphite-scop-detection.h: New.
9751 * graphite-sese-to-poly.c: New.
9752 * graphite-sese-to-poly.h: New.
9756 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9758 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9759 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9761 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9763 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9764 (scev_is_linear_expression): Return false if the evolution is not
9765 affine multivariate.
9767 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9769 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9770 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9772 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9774 * tree-data-ref.c (debug_data_references): New.
9775 (debug_data_reference): New.
9776 * tree-data-ref.h (debug_data_references): Declared.
9777 (debug_data_reference): Declared.
9779 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9781 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9782 * tree-data-ref.h (scop_p): Removed.
9783 (struct data_reference): Remove field scop.
9785 (stmt_simple_memref_p): Removed.
9787 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9789 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9790 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9793 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9795 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9797 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9799 * doc/invoke.texi (-fgraphite-identity): Documented.
9801 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9803 * tree-scalar-evolution.c: Fix comment.
9804 (instantiate_scev_1): Return unknow from scev instantiation if the
9805 result is not above instantiate_below.
9807 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9809 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9810 static anymore. Instantiate the symbols that may have been introduced
9812 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9815 2009-07-30 DJ Delorie <dj@redhat.com>
9817 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9818 .vliw directive to VLIW sections.
9820 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9822 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9824 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9825 (AUTOHEADER): New variable.
9826 ($(srcdir)/cstamp-h.in): Use it.
9828 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9829 Pat Haugen <pthaugen@us.ibm.com>
9830 Revital Eres <ERES@il.ibm.com>
9832 * config/rs6000/vector.md (VEC_F): Add VSX support.
9836 (vector_load_<mode>): Ditto.
9837 (vector_store_<mode>): Ditto.
9838 (vector GPR move split): Ditto.
9839 (vec_reload_and_plus_<mptrsize>): Ditto.
9840 (vec_reload_and_reg_<mptrsize>): Ditto.
9841 (add<mode>3): Ditto.
9842 (sub<mode>3): Ditto.
9843 (mul<mode>3): Ditto.
9844 (neg<mode>2): Ditto.
9845 (abs<mode>2): Ditto.
9846 (smin<mode>3): Ditto.
9847 (smax<mode>3): Ditto.
9848 (vector_eq<mode>): Ditto.
9849 (vector_gt<mode>): Ditto.
9850 (vector_ge<mode>): Ditto.
9851 (vector_gtu<mode>): Ditto.
9852 (vector_select_<mode>_uns): Ditto.
9853 (vector_eq_<mode>_p): Ditto.
9854 (vector_gt_<mode>_p): Ditto.
9855 (vector_ge_<mode>_p): Ditto.
9856 (vector_gtu_<mode>_p): Ditto.
9857 (cr6_test_for_zero): Ditto.
9858 (cr6_test_for_zero_reverse): Ditto.
9859 (cr6_test_for_lt): Ditto.
9860 (cr6_test_for_lt_reverse): Ditto.
9861 (xor<mode>3): Ditto.
9862 (ior<mode>3): Ditto.
9863 (and<mode>3): Ditto.
9864 (one_cmpl<mode>2): Ditto.
9865 (nor<mode>2): Ditto.
9866 (andc<mode>2): Ditto.
9867 (float<VEC_int<mode>2): Ditto.
9868 (unsigned_float<VEC_int><mode>2): Ditto.
9869 (fix_trunc<mode><VEC_int>2): Ditto.
9870 (fixuns_trunc<mode><VEC_int>2): Ditto.
9872 (vec_set<mode>): Ditto.
9873 (vec_extract<mode>): Ditto.
9874 (vec_interleave_highv4sf): Ditto.
9875 (vec_interleave_lowv4sf): Ditto.
9876 (vec_realign_load_<mode>): Ditto.
9877 (vec_shl_<mode>): Ditto.
9878 (vec_shr_<mode>): Ditto.
9879 (div<mode>3): New patterns for VSX.
9880 (vec_interleave_highv2df): Ditto.
9881 (vec_interleave_lowv2df): Ditto.
9882 (vec_pack_trunc_v2df): Ditto.
9883 (vec_pack_sfix_trunc_v2df): Ditto.
9884 (vec_pack_ufix_trunc_v2df): Ditto.
9885 (vec_unpacks_hi_v4sf): Ditto.
9886 (vec_unpacks_lo_v4sf): Ditto.
9887 (vec_unpacks_float_hi_v4si): Ditto.
9888 (vec_unpacks_float_lo_v4si): Ditto.
9889 (vec_unpacku_float_hi_v4si): Ditto.
9890 (vec_unpacku_float_lo_v4si): Ditto.
9891 (movmisalign<mode>): Ditto.
9892 (vector_ceil<mode>2): New patterns for vectorizing math library.
9893 (vector_floor<mode>2): Ditto.
9894 (vector_btrunc<mode>2): Ditto.
9895 (vector_copysign<mode>3): Ditto.
9897 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9898 predicate for setting the high bit in each word, used for copysign.
9900 * config/rs6000/ppc-asm.h (f19): Whitespace.
9901 (f32-f63): Define if VSX.
9902 (v0-v31): Define if Altivec.
9903 (vs0-vs63): Define if VSX.
9905 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9907 * config/rs6000/power7.md: New file, provide tuning parameters for
9910 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9911 (rs6000_cpu_cpp_builtins): Ditto.
9912 (altivec_overloaded_builtins): Ditto.
9913 (altivec_resolve_overloaded_builtin): Ditto.
9915 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9916 debug switch to disable vectorizing simple math builtin
9919 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9920 Vectorize simple math builtin functions.
9921 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9922 hook to vectorize math builtins.
9923 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9924 (rs6000_builtin_conversion): Add VSX/power7 support.
9925 (rs6000_builtin_vec_perm): Ditto.
9926 (vsplits_constant): Add support for loading up a vector constant
9927 with just the high bit set in each part.
9928 (rs6000_expand_vector_init): Add VSX/power7 support.
9929 (rs6000_expand_vector_set): Ditto.
9930 (rs6000_expand_vector_extract): Ditto.
9931 (rs6000_emit_move): Ditto.
9932 (bdesc_3arg): Ditto.
9933 (bdesc_2arg): Ditto.
9934 (bdesc_1arg): Ditto.
9935 (rs6000_expand_ternop_builtin): Ditto.
9936 (altivec_expand_builtin): Ditto.
9937 (rs6000_expand_unop_builtin): Ditto.
9938 (rs6000_init_builtins): Ditto.
9939 (altivec_init_builtins): Ditto.
9940 (builtin_function_type): Ditto.
9941 (rs6000_common_init_builtins): Ditto.
9942 (rs6000_handle_altivec_attribute); Ditto.
9943 (rs6000_mangle_type): Ditto.
9944 (rs6000_vector_mode_supported_p): Ditto.
9945 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9948 * config/rs6000/vsx.md: New file for VSX support.
9950 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9951 identifing values with just the most significant bit set.
9952 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9953 vectorized builtins.
9955 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9956 (UNSPEC_VRFIM): Delete.
9957 (splitter for loading up vector with most significant bit): New
9958 splitter for vectorizing copysign.
9959 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9960 vectorizing simple math functions.
9961 (altivec_vrfip): Add support for vectorizing simple math functions.
9962 (altivec_vrfim): Ditto.
9963 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9965 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9966 (power7.md, vsx.md): Include for power7 support.
9967 (copysigndf3): Use VSX instructions if -mvsx.
9968 (negdf2_fpr): Ditto.
9969 (absdf2_fpr): Ditto.
9970 (nabsdf2_fpr): Ditto.
9971 (adddf3_fpr): Ditto.
9972 (subdf3_fpr): Ditto.
9973 (muldf3_fpr): Ditto.
9974 (divdf3_fpr): Ditto.
9975 (fix_truncdfdi2_fpr): Ditto.
9976 (cmpdf_internal1): Ditto.
9977 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9978 (btruncdf2, btruncdf2_fpr): Ditto.
9979 (ceildf2, ceildf2_fpr): Ditto.
9980 (floordf2, floordf2_fpr): Ditto.
9981 (floatdidf2, floatdidf2_fpr): Ditto.
9982 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9983 (fmsubdf4_fpr): Ditto.
9984 (fnmadddf4_fpr_1): Ditto.
9985 (fnmadddf4_fpr_2): Ditto.
9986 (fnmsubdf4_fpr_1): Ditto.
9987 (fnmsubdf4_fpr_2): Ditto.
9988 (fixuns_truncdfdi2): Add expander for VSX support.
9989 (fix_truncdfdi2): Ditto.
9990 (fix_truncdfsi2): Ditto.
9992 (btruncsf2): Whitespace.
9993 (movdf_hardfloat32): Add support for VSX registers.
9994 (movdf_softfloat32): Ditto.
9995 (movdf_hardfloat64): Ditto.
9996 (movdf_hardfloat64_mfpgpr): Ditto.
9997 (movdf_softfloat64): Ditto.
9998 (movti splitters): Add check for vector registers supporting
9999 TImode in the future.
10000 (bpermd): Add power7 bpermd instruction.
10002 * config/rs6000/altivec.h (vec_div): Define if VSX.
10005 (vec_nmadd): Ditto.
10006 (vec_nearbyint): Ditto.
10009 (all predicates): Use the generic builtin function, and not the V4SF
10010 specific function so that the predicates will work with VSX's V2DF.
10011 (vec_all_*): Ditto.
10012 (vec_any_*): Ditto.
10014 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
10015 Document new VSX functions and types.
10017 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
10020 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
10021 "wa", and "j" constraints. Modify "v" to talk about Altivec
10022 instead of just vector.
10024 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
10027 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
10028 location for phi arguments.
10029 (rewrite_update_phi_arguments): Find locations for reaching defs.
10030 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
10031 Add location to add_phi_arg calls.
10032 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
10033 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
10034 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
10035 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
10036 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
10037 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
10038 * tree-phinodes.c (make_phi_node): Initialize location.
10039 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
10040 (add_phi_arg): Add location parameter.
10041 (remove_phi_arg_num): Move location when moving phi argument.
10042 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
10044 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
10045 slpeel_update_phi_nodes_for_guard1,
10046 slpeel_update_phi_nodes_for_guard2,
10047 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
10048 vect_loop_versioning): Set locations.
10049 * tree-parloops.c (create_phi_for_local_result,
10050 transform_to_exit_first_loop, create_parallel_loop): Add locations.
10051 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
10052 * tree-vect-loop.c (get_initial_def_for_induction,
10053 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
10055 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
10056 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
10057 (gimple_phi_arg_set_location): New. Set locus.
10058 (gimple_phi_arg_has_location): New. Check for locus.
10059 (redirect_edge_var_map_location): New. Return locus from var_map.
10060 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
10061 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
10062 combining PHI arguments.
10063 (cond_store_replacement): Set location.
10064 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
10065 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
10066 scop_add_exit_phis_edge): Add locations.
10067 * tree-cfgcleanup.c (remove_forwarder_block,
10068 remove_forwarder_block_with_phi): Add locations.
10069 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
10070 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
10072 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
10073 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
10074 flush_pending_stmts): Add source location.
10075 * lambda-code.c (perfect_nestify): Maintain location stack with argument
10076 stack to preserve locations.
10077 * tree-vect-stmts.c (vectorizable_load): Add location.
10078 * tree-inline.c (copy_phis_for_bb): Copy locus.
10079 (setup_one_parameter): Add call locus to inlined parameter stmts.
10080 (initialize_inlined_parameters): Pass in call location as parameter
10082 (tree_function_versioning): Pass location to setup_one_parameter.
10083 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
10084 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
10085 copy and edge lists.
10086 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
10087 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
10088 locus parameter and override the stmt default if provided.
10089 (new_elim_graph, clear_elim_graph, delete_elim_graph,
10090 elim_graph_add_edge, elim_graph_remove_succ_edge,
10091 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
10092 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
10093 eliminate_phi): Add locus info in elimination graph for each edge and
10095 (insert_backedge_copies): Copy locus if present.
10096 * tree-flow.h (struct _edge_var_map): Add locus field.
10097 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
10098 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
10099 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
10101 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
10103 2009-07-30 Martin Jambor <mjambor@suse.cz>
10105 PR tree-optimization/40570
10106 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
10107 use inlining loops.
10109 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
10111 * ssa-loop-manip.c: Include langhooks.h.
10112 (rewrite_phi_with_iv): New.
10113 (rewrite_all_phi_nodes_with_iv): New.
10114 (canonicalize_loop_ivs): Move here from tree-parloops.c.
10115 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
10116 * tree-parloops.c (loop_parallel_p): Move out all conditions
10117 except dependency check.
10118 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
10119 (gen_parallel_loop): Call canonicalize_loop_ivs without
10120 reduction_list argument.
10121 (build_new_reduction): New.
10122 (gather_scalar_reductions): New.
10123 (try_get_loop_niter): New.
10124 (try_create_reduction_list): New.
10125 (parallleize_loops): Change the parallel conditions check.
10126 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
10127 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
10129 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
10131 * opt-functions.awk (opt_args): Allow argument to be enclosed in
10133 * doc/options.texi (Option properties): Mention new quoting syntax.
10135 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10137 * config/alpha/alpha.c (alpha_start_function):
10138 Handle VMS_DEBUG_MAIN_POINTER
10139 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
10140 * doc/invoke.texi: Document -mdebug-main switch.
10142 2009-07-29 Richard Henderson <rth@redhat.com>
10144 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
10145 (cgraph_create_edge_including_clones): Likewise.
10146 * tree-inline.c (copy_bb): Operate on the correct edges
10147 when updating the callgraph.
10149 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10151 * config/alpha/vms-cc.c: Deleted.
10152 * config/alpha/vms-ld.c: Deleted.
10153 * config/alpha/t-vms64: Moved to config/vms
10154 * config/alpha/vms-crt0-64.c: Moved to config/vms
10155 * config/alpha/vms-crt0.c: Moved to config/vms
10156 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
10157 * config/alpha/vms-psxcrt0.c: Moved to config/vms
10158 * config/alpha/xm-vms.h: Moved to config/vms
10159 * config/alpha/x-vms: Moved to config/vms
10160 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
10162 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
10163 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
10165 * config/vms/t-vms64: Moved here from config/alpha
10166 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
10167 (argc,argv,envp): Enforce 32bit malloc'ing.
10168 * config/vms/vms-psxcrt0-64.c: Likewise.
10169 * config/vms/vms-crt0.c: Moved here from config/alpha.
10170 * config/vms/vms-psxcrt0.c: Likewise.
10171 * config/vms/vms-crtl-64.h: New file.
10172 * config/vms/vms-crtl.h: New file.
10173 * config/vms/vms.opt: New file.
10174 * config/vms/xm-vms64.h: New file.
10175 * config/vms/xm-vms.h: Moved here from config/alpha.
10176 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
10178 * config/vms/x-vms: Moved here from config/alpha.
10179 (version, VMS_EXTRA_PARTS): Moved to t-vms.
10180 (vms-ld.o, vms-cc.o): Removed.
10181 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
10183 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10185 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
10186 correct stack (obvious VMS fix).
10188 2009-07-29 Douglas B Rupp <rupp@gnat.com>
10190 * dwarf2out.c (output_file_names): Output VMS style file name, size,
10191 date, version info if VMS_DEBUGGING_INFO defined.
10192 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
10193 size, date calculating code moved here.
10195 2009-07-29 Paul Brook <paul@codesourcery.com>
10197 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
10200 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
10203 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
10204 to DImode when generating insq_le insn.
10206 2009-07-28 Douglas B Rupp <rupp@gnat.com>
10208 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
10209 New macro set for VMS_DEBUGGGING_INFO.
10210 (AT_string_form): Use it.
10212 2009-07-28 DJ Delorie <dj@redhat.com>
10214 * config/mep/mep.c (vtext_section): New.
10215 (vftext_section): New.
10216 (ftext_section): New.
10217 (mep_select_section): Add support for functions.
10218 (mep_unique_section): Likewise.
10219 (mep_asm_init_sections): Likewise.
10220 (mep_encode_section_info): Remove it from here.
10222 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
10224 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
10226 * tree.h (TREE_DEPRECATED): Document it is used for types too.
10227 (TYPE_VECTOR_OPAQUE): Use default_def_flag
10229 2009-07-28 Douglas B Rupp <rupp@gnat.com>
10231 * dwarf2out.c (output_file_names): Test new macro
10232 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
10233 (add_comp_dir_attribute): Likewise.
10235 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
10237 * config/i386/mingw-w64.h (LINK_SPEC): Add
10238 separating space between commands.
10240 2009-07-28 Jan Hubicka <jh@suse.cz>
10242 PR tree-optimization/40759
10243 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
10246 2009-07-27 DJ Delorie <dj@redhat.com>
10248 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
10249 types are dword-aligned.
10250 (mep_expand_va_start): Likewise.
10252 2009-07-27 Olivier Hainque <hainque@adacore.com>
10253 Douglas B Rupp <rupp@gnat.com>
10255 * convert.c (convert_to_pointer): Don't assume the target
10256 pointer type is POINTER_SIZE long. Fetch its precision instead.
10258 2009-07-27 Douglas B Rupp <rupp@gnat.com>
10260 * system.h (fopen): Undefine if macro.
10262 2009-07-27 Jakub Jelinek <jakub@redhat.com>
10264 * dwarf2out.c (output_cfi_p): Removed.
10265 (output_cfis): New function.
10266 (output_fde): New function, split from output_call_frame_info.
10267 (output_call_frame_info): Use it.
10268 (dwarf2out_switch_text_section): Use output_cfis.
10270 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10272 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
10273 TARGET_BI_ARCH is specified without enabling SJLJ.
10274 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
10275 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
10277 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
10279 * arm.md (negdi2): Use DImode if forcing a value into a register.
10281 2009-07-26 Ira Rosen <irar@il.ibm.com>
10283 PR tree-optimization/40801
10284 * tree-vect-stmts.c (vectorizable_call): Get previous copy
10285 of vector operand from the previous copy of vector statement.
10286 Pass the correct definition type value to
10287 vect_get_vec_def_for_stmt_copy().
10289 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10291 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
10292 const char ** conversion.
10294 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10296 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
10297 fancy_abort() if !ENABLE_ASSERT_CHECKING.
10298 (gcc_unreachable): Invoke __builtin_unreachable() if
10299 !ENABLE_ASSERT_CHECKING.
10301 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10303 PR rtl-optimization/40445
10304 * emit-rtl.c (next_nonnote_insn_bb): New function.
10305 * rtl.h (next_nonnote_insn_bb): Declare new function.
10306 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
10307 with no successors that is the successor of the ENTRY_BLOCK.
10308 Continue from the top after removing an empty fallthrough block.
10309 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
10310 of next_nonnote_insn.
10312 2009-07-25 David Daney <ddaney@caviumnetworks.com>
10314 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
10316 2009-07-25 Martin Jambor <mjambor@suse.cz>
10318 * c-common.c (c_common_attribute_table): New element for noclone.
10319 (handle_noclone_attribute): New function. Forward-declare.
10320 * tree-inline.c (tree_versionable_function_p): Check for noclone
10322 * doc/extend.texi (Labels as Values): Document need for noclone.
10323 (Function Attributes): Document noclone attribute.
10325 2009-07-25 Jakub Jelinek <jakub@redhat.com>
10327 PR rtl-optimization/34999
10328 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
10329 and dw_fde_switched_cold_to_hot fields.
10330 (output_cfi_p): New function.
10331 (output_call_frame_info): If fde->dw_fde_switched_sections,
10332 output 2 FDEs instead of one with corrupted header.
10333 (dwarf2out_do_cfi_startproc): New function.
10334 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
10335 and fde->dw_fde_switched_cold_to_hot.
10336 (dwarf2out_switch_text_section): Compute
10337 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
10338 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
10339 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
10340 Otherwise, compute fde->dw_fde_switch_cfi.
10342 2009-07-24 Cary Coutant <ccoutant@google.com>
10344 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
10346 2009-07-24 Cary Coutant <ccoutant@google.com>
10348 * cfghooks.c (split_block): Copy discriminator to new block.
10349 * tree-cfg.c (assign_discriminator): Check location of last
10350 instruction in block as well as first.
10352 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
10354 * config/i386/linux.c: Use fputs or putc instead of fprintf
10356 * config/i386/gas.h: Ditto.
10357 * config/i386/x86-64.h: Ditto.
10358 * config/i386/att.h: Ditto.
10360 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10362 * expmed.c (emit_store_flag): Use a recursive call to optimize the
10365 2009-07-24 Martin Jambor <mjambor@suse.cz>
10367 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
10368 (ipa_push_func_to_list_1): Declare.
10369 (ipa_push_func_to_list): New function.
10371 * ipa-prop.c (ipa_push_func_to_list_1): New function.
10372 (ipa_init_func_list): Call ipa_push_func_to_list_1.
10373 (ipa_push_func_to_list): Removed.
10374 (ipa_pop_func_from_list): Clear node_enqueued flag.
10376 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
10378 * config/s390/s390.c (override_options): Default
10379 max-unrolled-insns to 100 for z10 tuning.
10381 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
10383 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
10384 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
10385 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
10386 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
10387 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
10388 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
10389 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
10391 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10393 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
10394 use default set in mingw32.h header.
10395 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
10396 64-bit /mingw/include path.
10397 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
10400 2009-07-23 Neil Vachharajani <nvachhar@google.com>
10402 PR rtl-optimization/40209
10403 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
10405 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10407 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
10408 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
10409 with the rest of string where appropriate. Use fputs or putc
10410 instead of fprintf where appropriate.
10412 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
10413 Pat Haugen <pthaugen@us.ibm.com>
10414 Revital Eres <ERES@il.ibm.com>
10416 * config/rs6000/vector.md: New file. Move most of the vector
10417 expander support here from altivec.md to allow for the VSX vector
10418 unit in the future. Add support for secondary_reload patterns.
10419 Rewrite the patterns for vector comparison, and vector comparison
10420 predicate instructions so that the RTL expresses the desired
10421 behavior, instead of using unspec.
10423 * config/rs6000/constraints.md ("f" constraint): Use
10424 rs6000_constraints to hold the precalculated register class.
10425 ("d" constraint): Ditto.
10426 ("wd" constraint): New constraint for VSX.
10427 ("wf" constraint): Ditto.
10428 ("ws" constraint): Ditto.
10429 ("wa" constraint): Ditto.
10430 ("wZ" constraint): Ditto.
10431 ("j" constraint): Ditto.
10433 * config/rs6000/predicates.md (vsx_register_operand): New
10435 (vfloat_operand): New predicate for vector.md.
10436 (vint_operand): Ditto.
10437 (vlogical_operand): Ditto.
10438 (easy_fp_constant): If VSX, 0.0 is an easy constant.
10439 (easy_vector_constant): Add VSX support.
10440 (altivec_indexed_or_indirect_operand): New predicate for
10441 recognizing Altivec style memory references with AND -16.
10443 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
10444 for vector secondary reload support.
10445 (rs6000_vector_reg_class): Delete, replacing it with
10446 rs6000_constraints.
10447 (rs6000_vsx_reg_class): Ditto.
10448 (rs6000_constraints): New array to hold the register classes of
10449 each of the register constraints that can vary at runtime.
10450 (builtin_mode_to_type): New static array for builtin function type
10452 (builtin_hash_table): New static hash table for builtin function
10454 (TARGET_SECONDARY_RELOAD): Define target hook.
10455 (TARGET_IRA_COVER_CLASSES): Ditto.
10456 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
10457 registers are 128 bits if VSX memory reference instructions are used.
10458 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
10459 unit is being used.
10460 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
10461 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
10462 Print several of the scheduling related parameters.
10463 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
10464 rs6000_constraints instead of rs6000_vector_reg_class. Move
10465 -mdebug=reg code to rs6000_debug_reg_global. Add support for
10466 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
10467 Altivec. Add VSX support. Setup for secondary reload support on
10468 Altivec/VSX registers.
10469 (rs6000_override_options): Make power7 set the scheduling groups
10470 like the power5. Add support for new debug switches to override
10471 the scheduling defaults. Temporarily disable -mcpu=power7 from
10472 setting -mvsx. Add support for debug switches -malways-hint,
10473 -msched-groups, and -malign-branch-targets.
10474 (rs6000_buitlin_conversion): Add support for returning unsigned
10475 vector conversion functions to fix regressions due to stricter
10477 (rs6000_builtin_mul_widen_even): Ditto.
10478 (rs6000_builtin_mul_widen_odd): Ditto.
10479 (rs6000_builtin_vec_perm): Ditto.
10480 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10481 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10482 to zero a register.
10483 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10484 generated upstream.
10485 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10486 VSX types for bit operations. Changes to accomidate vector.md.
10487 (bdesc_2arg): Ditto.
10488 (bdesc_1arg): Ditto.
10489 (struct builtin_description_predicates): Rewrite predicate
10490 handling so that RTL describes the operation, instead of passing
10491 the instruction to be used as a string argument.
10492 (bdesc_altivec_preds): Ditto.
10493 (altivec_expand_predicate_builtin): Ditto.
10494 (altivec_expand_builtin): Ditto.
10495 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10496 statement for vsldoi support.
10497 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10498 (altivec_expand_st_builtin): Ditto.
10499 (paired_expand_builtin): Whitespace changes.
10500 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10501 builtin_mode_to_type table for secondary reload. Call
10502 builtin_function_type to build random builtin functions.
10503 (altivec_init_builtins): Change to use builtin_function_type to
10504 create builtin function types dynamically as we need them.
10505 (builtin_hash_function): New support for hashing the tree types
10506 for builtin function as we need it, rather than trying to build
10507 all of the trees that we need. Add initial preliminary VSX support.
10508 (builtin_function_type): Ditto.
10509 (builtin_function_eq): Ditto.
10510 (builtin_hash_struct): Ditto.
10511 (rs6000_init_builtins): Ditto.
10512 (rs6000_common_init_builtins): Ditto.
10513 (altivec_init_builtins): Ditto.
10514 (rs6000_common_init_builtins): Ditto.
10515 (enum reload_reg_type): New enum for simplifing reg classes.
10516 (rs6000_reload_register_type): Simplify register classes into GPR,
10517 Vector, and other registers. Altivec and VSX addresses in reload.
10518 (rs6000_secondary_reload_inner): Ditto.
10519 (rs6000_ira_cover_classes): New target hook, that returns the
10520 appropriate cover classes, based on -mvsx being used or not.
10521 (rs6000_secondary_reload_class): Add VSX support.
10522 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10523 (get_vsel_insn): Ditto.
10524 (rs6000_emit_vector_compare): Rewrite vector conditional support
10525 so that where we can, we use RTL operators, instead of blindly use
10527 (rs6000_emit_vector_select): Ditto.
10528 (rs6000_emit_vector_cond_expr): Ditto.
10529 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10530 (create_TOC_reference): Add -mdebug=addr support.
10531 (emit_frame_save): VSX loads/stores need register indexed addressing.
10533 * config/rs6000/rs6000.md: Include vector.md.
10535 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10537 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10538 support for V2DI, V2DF in logical, permute, select operations.
10540 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10541 switch for vsx/power7.
10542 (-mvsx-scalar-memory): Ditto.
10543 (-mvsx-align-128): Ditto.
10544 (-mallow-movmisalign): Ditto.
10545 (-mallow-df-permute): Ditto.
10546 (-msched-groups): Ditto.
10547 (-malways-hint): Ditto.
10548 (-malign-branch-targets): Ditto.
10550 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10552 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10553 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10554 (rs6000_vector_reg_class): Delete.
10555 (rs6000_vsx_reg_class): Ditto.
10556 (enum rs6000_reg_class_enum): New enum for the constraints that
10557 vary based on target switches.
10558 (rs6000_constraints): New array to hold the register class for all
10559 of the register constraints that vary based on the switches used.
10560 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10561 (enum rs6000_builtins): Add unsigned varients for the builtin
10562 declarations returned by target hooks for expanding multiplies,
10563 select, and permute operations. Add VSX builtins.
10564 (enum rs6000_builtin_type_index): Add entries for VSX.
10565 (V2DI_type_node): Ditto.
10566 (V2DF_type_node): Ditto.
10567 (unsigned_V2DI_type_node): Ditto.
10568 (bool_long_type_node): Ditto.
10569 (intDI_type_internal_node): Ditto.
10570 (uintDI_type_internal_node): Ditto.
10571 (double_type_internal_node): Ditto.
10573 * config/rs6000/altivec.md (whole file): Move all expanders to
10574 vector.md from altivec.md. Rename insn matching functions to be
10576 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10577 (altivec_vcmp*): Ditto.
10578 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10579 (VM): New iterator for moves that includes the VSX types.
10580 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10581 (altivec_vperm_<mode>_uns): New, for unsigned types.
10582 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10583 (altivec_eq<mode>): Ditto.
10584 (altivec_gt<mode>): Ditto.
10585 (altivec_gtu<mode>): Ditto.
10586 (altivec_eqv4sf): Ditto.
10587 (altivec_gev4sf): Ditto.
10588 (altivec_gtv4sf): Ditto.
10589 (altivec_vcmpbfp_p): Ditto.
10591 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10593 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10596 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10599 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10600 ASM_SHORT instead of .word.
10601 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10602 instead of .word in asm template.
10604 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10607 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10608 (process_bb_node_lives): Use it.
10610 * ira.c (setup_cover_and_important_classes): Don't setup
10611 ira_important_class_nums. Add cover classes to the end of
10613 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10615 (find_reg_class_closure): Use reorder_important_classes.
10617 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10619 * config/i386/i386.c (i386_ira_cover_classes): New function.
10620 (TARGET_IRA_COVER_CLASSES): Redefine.
10622 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10623 importance of order of cover classes in the array.
10625 2009-07-22 Diego Novillo <dnovillo@google.com>
10627 * tree-pass.h (TDF_EH): Define.
10628 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10629 contains TDF_EH, print the EH region number holding GS.
10630 * tree-dump.c (dump_options): Add "eh".
10631 * doc/invoke.texi: Document it.
10633 2009-07-22 Doug Kwan <dougkwan@google.com>
10635 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10637 2009-07-22 Michael Matz <matz@suse.de>
10639 PR tree-optimization/35229
10640 PR tree-optimization/39300
10642 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10643 (inhibit_phi_insertion): New function.
10644 (insert_into_preds_of_block): Call it for REFERENCEs.
10645 (init_pre): Initialize and finalize scalar evolutions.
10646 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10648 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10650 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10651 Use CONST_VECTOR_NUNITS to determine number of elements.
10653 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10655 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10656 (U, W): Constraints are now deprecated and will be removed if we
10657 run out of letters.
10658 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10660 ("prefetch"): Add the stcmh instruction for prefetching.
10661 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10663 (s390_short_displacement): Return always true if compiling for
10664 machines not providing the long displacement facility.
10665 (s390_mem_constraint): Support the new constraint letter Z.
10666 (s390_check_qrst_address): New function.
10668 2009-07-21 DJ Delorie <dj@redhat.com>
10670 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10673 2009-07-21 Jason Merrill <jason@redhat.com>
10675 * c-common.c (max_tinst_depth): Increase default to 1024.
10677 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10679 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10680 (vec_unpacku_float_lo_v4si): Ditto.
10682 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10685 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10686 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10687 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10688 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10690 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10692 PR tree-optimization/40813
10693 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10696 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10698 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10699 with a NOP_EXPR if needed.
10701 2009-07-21 Paul Brook <paul@codesourcery.com>
10703 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10704 Terminate debug dump with newline.
10706 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10708 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10709 Cast "1" to unsigned HOST_WIDE_INT.
10710 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10711 deposit length to the maximum length - lsb. Extend length if
10712 HOST_BITS_PER_WIDE_INT is 32.
10714 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10716 * cgraph.h (constant_pool_htab): New function.
10717 (constant_descriptor_tree): Move from varasm.c.
10718 * varasm.c (constant_pool_htab): New function.
10719 (constant_descriptor_tree): Move to cgraph.h.
10721 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10723 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10725 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10727 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10730 2009-07-20 Xinliang David Li <davidxl@google.com>
10732 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10734 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10736 * config/mips/mips.md (move_type): Add arith.
10737 (type): Handle arith.
10738 (zero_extendsidi2): Rename this into ...
10739 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10740 (zero_extendsidi2): New expander.
10741 (*zero_extendsidi2_dext): New pattern.
10743 2009-07-20 Nick Clifton <nickc@redhat.com>
10745 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10746 to set MIPS_ABI_DEFAULT.
10747 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10749 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10751 * tree-object-size.c (addr_object_size): Handle unions with
10752 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10754 PR tree-optimization/40792
10755 * tree.c (build_function_type_skip_args): Remove bogus assert.
10757 2009-07-20 Jan Hubicka <jh@suse.cz>
10758 Martin Jambor <mjambor@suse.cz>
10760 * cgraph.h (combined_args_to_skip): New field.
10761 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10762 combined_args_to_skip and args_to_skip.
10763 * tree-inline.c (update_clone_info): New function.
10764 (tree_function_versioning): Call update_clone_info.
10765 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
10767 (cgraph_materialize_all_clones): More extensive dumping, working
10768 with combined_args_to_skip rather than args_to_skip.
10770 2009-07-20 Ira Rosen <irar@il.ibm.com>
10772 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10773 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10774 (get_initial_def_for_reduction): Likewise.
10775 (vectorizable_reduction): Skip the check of first operand in case
10776 of COND_EXPR. Add check that it is outer loop vectorization if
10777 nested cycle was detected. Call vectorizable_condition() for
10778 COND_EXPR. If reduction epilogue cannot be created do not fail for
10779 nested cycles (if it is not double reduction). Assert that there
10780 is only one type in the loop in case of COND_EXPR. Call
10781 vectorizable_condition() to vectorize COND_EXPR.
10782 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10783 Add parameters. Allow nested cycles if called from
10784 vectorizable_reduction(). Use reduction vector variable if provided.
10785 (vect_analyze_stmt): Call vectorizable_reduction() before
10786 vectorizable_condition().
10787 (vect_transform_stmt): Update call to vectorizable_condition().
10789 2009-07-20 Christian Bruel <christian.bruel@st.com>
10791 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10792 * doc/invoke.texi (-mfmovd): Likewise.
10793 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10795 2009-07-20 Jan Hubicka <jh@suse.cz>
10797 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10798 when handling SSA name.
10800 2009-07-19 Jan Hubicka <jh@suse.cz>
10802 PR tree-optimization/40676
10803 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10804 virtual PHIs in empty BBs.
10806 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10808 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10809 re-expanded the compound use gen_lowpart instead to convert to the
10812 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10814 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10815 OUTER_CONST arguments.
10816 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10817 the new wider mode will be masked off.
10818 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10820 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10822 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10823 high-order bits are zero.
10825 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10827 * combine.c (simplify_shift_const_1): Split code to determine
10828 shift_mode into ...
10829 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10830 new bits shifted in are identical to the old sign bit.
10832 2009-07-18 Richard Guenther <rguenther@suse.de>
10835 * gimplify.c (gimplify_call_expr): Reject code using results from
10836 functions returning void.
10838 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10840 * doc/md.texi: Document the new PowerPC "es" constraint.
10841 Document that "m" can include automodified addresses on this target,
10842 and explain how %U must be used. Extend the "Q" and "Z" documentation
10843 to suggest "es" as well as "m".
10844 * config/rs6000/constraints.md (es): New memory constraint.
10845 (Q, Z): Update strings to match new documentation.
10847 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10849 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10850 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10851 * config/rs6000/predicates.md (volatile_mem_operand): Use
10852 offsettable_nonstrict_memref_p.
10853 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10854 (*floatunssidf2_internal): Likewise.
10855 (*fix_truncdfsi2_internal): Likewise.
10856 (*fix_trunctfsi2_internal): Likewise.
10858 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10860 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10861 atmega32u2 devices.
10862 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10864 2009-07-17 Richard Guenther <rguenther@suse.de>
10867 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10868 (pass_warn_unused_result): Likewise.
10869 (TODO_set_props): Remove.
10870 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10872 (pass_diagnose_omp_blocks): Define.
10873 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10874 (c_gimple_diagnostics_recursively): Remove.
10875 (finish_function): Do not call it.
10876 (c_write_global_declarations): Continue after errors.
10877 Finalize the CU here.
10878 * c-gimplify.c (c_genericize): Do not gimplify here.
10879 * c-common.c (c_warn_unused_result): Move ...
10880 * tree-cfg.c (do_warn_unused_result): ... here.
10881 (run_warn_unused_result): New function.
10882 (gate_warn_unused_result): New function.
10883 (pass_warn_unused_result): New pass.
10884 * c-common.h (c_warn_unused_result): Remove.
10885 * flags.h (flag_warn_unused_result): Declare.
10886 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10887 * opts.c (flag_warn_unused_result): Initialize to false.
10888 * toplev.c (compile_file): Add comment.
10889 * omp-low.c (create_omp_child_function): Do not register
10890 the function with the frontend.
10891 (diagnose_omp_structured_block_errors): Prepare to be
10892 called as optimization pass.
10893 (gate_diagnose_omp_blocks): New function.
10894 (pass_diagnose_omp_blocks): New pass.
10895 * cgraph.h (cgraph_optimize): Remove.
10896 (cgraph_analyze_function): Likewise.
10897 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10898 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10899 before their parents here.
10900 (cgraph_finalize_function): Not here.
10901 (cgraph_analyze_function): Gimplify functions here.
10902 (cgraph_finalize_compilation_unit): Continue after errors.
10903 Optimize the callgraph from here.
10904 (cgraph_optimize): Make static.
10905 * langhooks.c (write_global_declarations): Finalize the CU.
10906 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10907 (gimplify_function_tree): Assert we gimplify only once.
10908 Set PROP_gimple_any property.
10909 * tree-nested.c (gimplify_all_functions): New function.
10910 (lower_nested_functions): Gimplify all nested functions.
10911 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10912 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10913 and pass_diagnose_omp_blocks after gimplification. Do not
10914 set TODO_set_props on all_lowering_passes.
10915 (execute_one_pass): Do not handle TODO_set_props.
10916 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10917 (gimplify.o): Add tree-pass.h dependency.
10918 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10919 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10920 (unsave_r): Likewise.
10921 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10922 temporary variable.
10924 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10926 * doc/service.texi (Service): Restore previously removed link,
10927 which isn't broken after all.
10929 2009-07-17 Richard Guenther <rguenther@suse.de>
10931 PR tree-optimization/40321
10932 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10933 PHI nodes to the maximal set.
10934 (make_values_for_phi): Add PHI arguments to the maximal set.
10935 (execute_pre): Dump PHI_GEN and the maximal set.
10937 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10940 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10943 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10945 * doc/extend.texi (Nested Functions): Replace broken link with
10947 * doc/service.texi (Service): Remove broken link.
10949 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10952 * builtins.c (expand_builtin_memcmp): Use loc instead of
10953 EXPR_LOCATION (exp).
10954 (expand_builtin_strncmp): Likewise.
10956 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10957 Manuel López-Ibáñez <manu@gcc.gnu.org>
10960 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10961 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10962 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10963 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10964 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10965 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10966 tree-inline.c, c-common.c, c-common.h, gimple.c,
10967 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10968 convert.c: Add location argument to fold_{unary,binary,ternary},
10969 fold_build[123], build_call_expr, build_size_arg,
10970 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10971 fold_build1_initializer, fold_build2_initializer,
10972 fold_build3_initializer, fold_build_call_array,
10973 fold_build_call_array_initializer, fold_single_bit_test,
10974 omit_one_operand, omit_two_operands, invert_truthvalue,
10975 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10976 combine_comparisons, fold_builtin_*, fold_call_expr,
10977 build_range_check, maybe_fold_offset_to_address, round_up,
10980 2009-07-16 Jason Merrill <jason@redhat.com>
10983 * c-common.c (c_common_reswords): Add __is_standard_layout
10985 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10986 * doc/implement-cxx.texi: New.
10987 * doc/gcc.texi: Include it.
10989 2009-07-16 DJ Delorie <dj@redhat.com>
10991 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10992 compares that may be indirectly affected by previous instructions.
10994 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10996 * builtins.c (do_mpc_arg2): New.
10997 (fold_builtin_2): Fold builtin cpow.
10998 * real.h (HAVE_mpc_pow): New.
11000 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
11002 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
11003 comparison to skip unprofitable schedule
11005 2009-07-16 Simon Baldwin <simonb@google.com>
11007 * gcc.c (option_map): New flag -no-canonical-prefixes.
11008 * (display_help): Print help text for new flag.
11009 * (process_command): Move options translation and language specifics
11010 and handle new flag early. Use it to set a function pointer to a
11011 prefix builder. Replace make_relative_prefix calls with calls to
11012 the function pointed to. Ignore new flag in regular options handling.
11013 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
11015 2009-07-15 DJ Delorie <dj@redhat.com>
11017 * config/mep/mep.md (sibcall_internal): Change register to avoid
11018 argument registers.
11019 (sibcall_value_internal): Likewise.
11021 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
11023 PR rtl-optimization/40710
11024 * resource.c (mark_target_live_regs): Reset DF problem to LR.
11026 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
11028 * config/mips/mips.md (*extenddi_truncate<mode>,
11029 *extendsi_truncate<mode>): Change type attribute to move_type
11030 with shift_shift. Split out code handling exts from here ...
11031 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
11033 (*extendhi_truncateqi): Change type attribute to move_type with
11034 shift_shift. Split out code handling exts from here ...
11035 (*extendhi_truncateqi_exts): ... to this new pattern.
11037 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
11039 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
11040 instead of "and" with inverted sign bit mask value. Use
11041 "nonimmediate_operand" for operand 1 and operand 2 predicate.
11042 Allocate registers only for operand 4 and operand 5.
11044 2009-07-15 Jakub Jelinek <jakub@redhat.com>
11046 PR middle-end/40747
11047 * fold-const.c (fold_cond_expr_with_comparison): When folding
11048 < and <= to MIN, make sure the MIN uses the same type as the
11049 comparison's operands.
11051 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
11053 * arm.md (ior_xor): New code iterator.
11054 (split for ior/xor with shift and zero-extend): New split pattern.
11055 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
11057 2009-07-15 Richard Guenther <rguenther@suse.de>
11059 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
11062 2009-07-15 Richard Guenther <rguenther@suse.de>
11064 PR middle-end/40753
11065 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
11067 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
11069 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
11070 handle 2.6.30 kernel.
11072 2009-07-15 DJ Delorie <dj@redhat.com>
11074 * config/mep/mep.md (sibcall_internal): Change register to allow
11075 for 24-bit addresses.
11076 (sibcall_value_internal): Likewise.
11078 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
11080 * doc/invoke.texi: Added descriptions of the scheduling heuristics
11081 that are enabled/disabled by the flags introduced by a previous patch.
11083 2009-07-14 DJ Delorie <dj@redhat.com>
11085 * config/mep/mep.md (sibcall_internal): Include non-toggling
11087 (sibcall_value_internal): Likewise.
11089 2009-07-14 Taras Glek <tglek@mozilla.com>
11090 Rafael Espindola <espindola@google.com>
11092 * doc/sourcebuild.texi: Document install-plugin target.
11093 * configure.ac: Added install-plugin target to language makefiles.
11094 * configure: Regenerate.
11095 * Makefile.in (install-plugin): Install more headers,
11096 depend on lang.install-plugin.
11098 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
11100 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
11103 2009-07-14 DJ Delorie <dj@redhat.com>
11105 * config/mep/mep.c (mep_vliw_jmp_match): New function.
11106 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
11107 * config/mep/mep.md (sibcall_internal): Change test from
11108 mep_vliw_mode_match to mep_vliw_jmp_match.
11109 (sibcall_value_internal): Likewise.
11111 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
11113 * config/i386/sse.md (copysign<mode>3): New expander.
11114 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
11115 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
11116 Use ix86_build_const_vector.
11117 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
11118 IX86_BUILTIN_CPYSGNPD.
11119 (builtin_description): Add __builtin_ia32_copysignps and
11120 __builtin_ia32_copysignpd.
11121 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
11122 and BUILT_IN_COPYSIGNF.
11124 2009-07-13 Jason Merrill <jason@redhat.com>
11126 * builtins.c (can_trust_pointer_alignment): New fn.
11127 (get_pointer_alignment): Factor it out from here.
11128 * tree.h: Declare it.
11130 2009-07-14 David Edelsohn <edelsohn@gnu.org>
11132 * config/rs6000/predicates.md (offsettable_mem_operand): Test
11135 2009-07-14 Dodji Seketeli <dodji@redhat.com>
11139 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
11141 2009-07-14 Richard Guenther <rguenther@suse.de>
11142 Andrey Belevantsev <abel@ispras.ru>
11144 PR middle-end/40745
11145 * cfgexpand.c (partition_stack_vars): Do not bother to update
11146 alias information when not optimizing.
11148 2009-07-14 Richard Guenther <rguenther@suse.de>
11149 Andrey Belevantsev <abel@ispras.ru>
11151 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
11152 (pt_solution_set): Likewise.
11153 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
11154 * tree-ssa-structalias.c (pt_solution_set): New function.
11155 * final.c (rest_of_clean_state): Free SSA data structures.
11156 * print-rtl.c (print_decl_name): Remove.
11157 (print_mem_expr): Implement in terms of print_generic_expr.
11158 * alias.c (ao_ref_from_mem): New function.
11159 (rtx_refs_may_alias_p): Likewise.
11160 (true_dependence): Query alias-export info.
11161 (canon_true_dependence): Likewise.
11162 (write_dependence_p): Likewise.
11163 * tree-dfa.c (get_ref_base_and_extent): For void types leave
11165 * emit-rtl.c (component_ref_for_mem_expr): Remove.
11166 (mem_expr_equal_p): Use operand_equal_p.
11167 (set_mem_attributes_minus_bitpos): Do not use
11168 component_ref_for_mem_expr.
11169 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
11170 (update_alias_info_with_stack_vars): Likewise.
11171 (partition_stack_vars): Call update_alias_info_with_stack_vars.
11172 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
11173 explicitly nor clear stmt operands.
11174 Free the decl-to-pointer map.
11175 * tree-optimize.c (execute_free_datastructures): Do not free
11176 SSA data structures here.
11177 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
11178 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
11179 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
11181 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
11183 2009-07-13 DJ Delorie <dj@redhat.com>
11185 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
11186 unrolling at the right iteration count.
11188 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
11191 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
11193 * haifa-sched.c (rank_for_schedule): Introduced flags to
11194 enable/disable individual scheduling heuristics.
11195 * common.opt: Introduced flags to enable/disable individual
11196 heuristics in the scheduler.
11197 * doc/invoke.texi: Introduced flags to enable/disable individual
11198 heuristics in the scheduler.
11200 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
11202 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
11203 config/i386/mingw-tls.c.
11204 * config/i386/mingw-tls.c: Removed.
11206 2009-07-13 Ira Rosen <irar@il.ibm.com>
11208 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
11209 checks access only relevant statements.
11210 (vectorizable_reduction): Likewise.
11212 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
11214 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
11215 just for 32-bit case.
11217 2009-07-12 Jan Hubicka <jh@suse.cz>
11219 PR tree-optimization/40585
11220 * except.c (expand_resx_expr): When there already is resume
11221 instruction, produce linked list.
11222 (build_post_landing_pads): Assert that resume is empty.
11223 (connect_post_landing_pads): Handle resume lists.
11224 (dump_eh_tree): Dump resume list.
11226 2009-07-12 Ira Rosen <irar@il.ibm.com>
11228 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
11229 with additional argument.
11230 * tree-vectorizer.h (enum vect_def_type): Add
11231 vect_double_reduction_def.
11232 (vect_is_simple_reduction): Add argument.
11233 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
11235 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
11236 vect_is_simple_reduction with additional argument.
11237 (vect_analyze_loop_operations): Handle exit phi nodes in case of
11239 (reduction_code_for_scalar_code): Handle additional codes by
11240 returning ERROR_MARK for them. Fix comment and indentation.
11241 (vect_is_simple_reduction): Fix comment, add argument to specify
11242 double reduction. Detect double reduction.
11243 (get_initial_def_for_induction): Fix indentation.
11244 (get_initial_def_for_reduction): Fix comment and indentation.
11245 Handle double reduction. Create initial definitions that do not
11246 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
11247 (vect_create_epilog_for_reduction): Fix comment, add argument to
11248 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
11249 epilogue result extraction. Create double reduction phi node and
11250 replace relevant uses.
11251 (vectorizable_reduction): Call vect_is_simple_reduction with
11252 additional argument. Fix indentation. Update epilogue code treatment
11253 according to the changes in reduction_code_for_scalar_code. Check
11254 for double reduction. Call vect_create_epilog_for_reduction with
11255 additional argument.
11256 * tree-vect-stmts.c (process_use): Handle double reduction, update
11258 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
11259 (vect_get_vec_def_for_operand): Likewise.
11261 2009-07-12 Danny Smith <dansmister@gmail.com>
11263 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
11264 dllexport if !TREE_PUBLIC.
11265 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
11267 2009-07-11 Anatoly Sokolov <aesok@post.ru>
11269 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
11270 (avr_extra_arch_macro) Remove declatation.
11271 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
11272 (avr_extra_arch_macro) Declare as static.
11273 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
11275 2009-07-11 Jan Hubicka <jh@suse.cz>
11277 PR middle-end/48388
11278 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
11280 2009-07-11 Jakub Jelinek <jakub@redhat.com>
11283 * dwarf2out.c (dw_fde_struct): Add in_std_section and
11284 cold_in_std_section bits.
11285 (dwarf2out_begin_prologue): Initialize them.
11286 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
11287 if already covered by text_section or cold_text_section range.
11289 PR rtl-optimization/40667
11290 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
11291 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
11292 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
11293 * config/i386/i386.c (ix86_minimum_alignment): New function.
11294 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
11295 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
11296 * emit-rtl.c (gen_reg_rtx): Likewise.
11297 * function.c (assign_parms): Likewise. If nominal_type needs
11298 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
11299 rather than passed_type's alignment.
11302 * function.c (assign_parm_setup_stack): Adjust
11303 MEM_OFFSET (data->stack_parm) if promoted_mode is different
11304 from nominal_mode on big endian.
11306 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
11308 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
11310 2009-07-10 DJ Delorie <dj@redhat.com>
11312 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
11314 2009-07-10 Mark Mitchell <mark@codesourcery.com>
11316 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
11318 (thumb2_cbnz): Likewise.
11320 2009-07-10 David Daney <ddaney@caviumnetworks.com>
11323 * config.gcc (supported_defaults): Add synci.
11324 (with_synci): Add validation.
11325 (all_defaults): Add synci.
11326 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
11329 * config/mips/mips.opt (msynci): New option.
11330 * config/mips/mips.c (mips_override_options): Warn on use of
11331 -msynci for targets that do now support it.
11332 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
11334 * gcc/doc/invoke.texi (-msynci): Document the new option.
11335 * doc/install.texi (--with-synci): Document the new option.
11337 2009-07-10 Richard Guenther <rguenther@suse.de>
11339 PR tree-optimization/40496
11340 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
11341 the PHI result with a compatible type.
11343 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
11347 * c.opt (Wunused-result): New.
11348 * doc/invoke.texi: Document it.
11349 * c-common.c (c_warn_unused_result): Use it.
11351 2009-07-09 DJ Delorie <dj@redhat.com>
11353 * targhooks.c (default_target_can_inline_p): Rename from
11354 default_target_option_can_inline_p.
11355 * targhooks.h (default_target_can_inline_p): Likewise.
11356 * target-def.h (TARGET_CAN_INLINE_P): Rename from
11357 TARGET_OPTION_CAN_INLINE_P.
11358 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
11359 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
11360 (mep_target_can_inline_p): Rename from
11361 mep_target_option_can_inline_p.
11364 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
11365 registers used to pass vectors.
11367 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
11369 2009-07-09 Tom Tromey <tromey@redhat.com>
11371 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
11372 * config/mmix/mmix.c: Include dwarf2.h.
11373 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
11374 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
11375 * config/sh/sh.c: Include dwarf2.h.
11376 * config/i386/i386.c: Include dwarf2.h.
11377 * Makefile.in (DWARF2_H): Remove 'elf'.
11378 * except.c: Include dwarf2.h.
11379 * unwind-dw2.c: Include dwarf2.h.
11380 * dwarf2out.c: Include dwarf2.h.
11381 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
11382 * unwind-dw2-fde.c: Include dwarf2.h.
11383 * dwarf2asm.c: Include dwarf2.h.
11385 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11387 * haifa-sched.c (insn_finishes_cycle_p): New static function.
11388 (max_issue): Use it.
11389 * sched-int.h (struct sched_info: insn_finishes_block_p): New
11391 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
11392 (region_sched_info): Update.
11393 * sched-ebb.c (ebb_sched_info): Update.
11394 * modulo-sched.c (sms_sched_info): Update.
11395 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
11397 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11399 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
11401 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
11403 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
11405 2009-07-09 Jakub Jelinek <jakub@redhat.com>
11407 PR middle-end/40692
11408 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
11409 arg1 with arg01 if arg1 is already INTEGER_CST.
11411 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11413 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
11414 Transform (and (truncate)) into (truncate (and)).
11416 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11418 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
11419 creating LHS paradoxical subregs. Fix surrounding returns to
11420 use NULL_RTX rather than 0.
11422 2009-07-08 DJ Delorie <dj@redhat.com>
11424 * config/mep/mep.c (mep_option_can_inline_p): New.
11425 (TARGET_OPTION_CAN_INLINE_P): Define.
11427 2009-07-08 Mark Wielaard <mjw@redhat.com>
11430 * dwarf2out.c (add_data_member_location_attribute): When we have
11431 only a constant offset don't emit a new location description using
11432 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
11435 2009-07-08 Richard Henderson <rth@redhat.com>
11438 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
11439 (enum reg_class): Add CLOBBERED_REGS.
11440 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
11441 * config/i386/i386.c (ix86_conditional_register_usage): Moved
11442 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
11443 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
11444 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
11445 force 64-bit sibcalls into R11.
11446 * config/i386/constraints.md (U): New constraint.
11447 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
11448 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
11449 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
11451 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
11453 * basic-block.h (dump_regset, debug_regset): Remove duplicate
11455 * c-objc-common.h (c_initialize_diagnostics): Ditto.
11456 * ebitmap.h (dump_ebitmap): Ditto.
11457 * optabs.h (optab_libfunc): Ditto.
11458 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
11459 * tree-flow.h (vect_can_force_dr_alignment_p,
11460 get_vectype_for_scalar_type): Ditto.
11461 (vectorize_loops): Move prototype to ...
11462 * tree-vectorizer.h: ... here. Also, adjust comment.
11463 (vect_set_verbosity_level): Remove duplicate prototype.
11464 * tree-ssa-loop.c: Include tree-vectorizer.h.
11465 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
11467 2009-07-08 Nick Clifton <nickc@redhat.com>
11469 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
11472 2009-07-08 DJ Delorie <dj@redhat.com>
11474 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
11475 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
11476 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
11478 * config/mep/intrinsics.md: Regenerated.
11479 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
11480 registers when asm() or calls are detected.
11482 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11485 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11487 * gimple (gimple_build_call_from_tree): Likewise.
11488 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11489 no_warning flag before warning.
11491 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11493 * tree.c (set_expr_locus): Remove.
11494 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11495 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11497 * gimplify.c (internal_get_tmp_var): Likewise.
11498 (gimplify_call_expr): Likewise.
11499 (gimplify_one_sizepos): Likewise.
11501 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11504 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11505 to variables for debugging purposes.
11507 2009-06-23 Mark Loeser <mark@halcy0n.com>
11510 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11512 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11514 * pretty-print.c (pp_base_format): Remove %J.
11515 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11516 gcc_cxxdiag_char_table): Likewise.
11517 (init_dynamic_diag_info): Likewise.
11519 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11521 * pretty-print.c (pp_base_format): Remove %H.
11522 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11523 gcc_cxxdiag_char_table): Likewise.
11524 (init_dynamic_diag_info): Likewise.
11525 * config/mep/mep.c (mep_select_section): Likewise.
11527 2009-07-07 Duncan Sands <baldrick@free.fr>
11529 * final.c (pass_clean_state): Give the pass a name.
11530 * passes.c (pass_rest_of_compilation): Likewise.
11531 * tree-optimize.c (pass_all_optimizations): Likewise.
11533 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11535 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11536 an extra 'decl' for error_at.
11538 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11540 PR middle-end/40669
11541 * tree-tailcall.c (adjust_return_value_with_ops,
11542 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11543 if it has complex or vector type.
11545 2009-07-07 Olivier Hainque <hainque@adacore.com>
11547 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11550 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11552 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11554 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11556 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11557 * c-decl.c: Likewise.
11558 * function.c: Likewise.
11559 * varasm.c: Likewise.
11560 * tree-ssa.c: Likewise.
11561 * c-common.c: Likewise.
11562 * tree-cfg.c: Likewise.
11563 * config/spu/spu.c: Likewise.
11564 * config/ia64/ia64.c: Likewise.
11565 * config/v850/v850.c: Likewise.
11567 2009-07-06 DJ Delorie <dj@redhat.com>
11569 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11570 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11571 unspecified accesses to control registers.
11572 * config/mep/intrinsics.md: Regenerate.
11573 * config/mep/intrinsics.h: Regenerate.
11574 * config/mep/mep-intrin.h: Regenerate.
11576 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11578 * c-lex.c: Replace %H by an explicit location. Update all calls.
11579 * c-common.c: Likewise.
11580 * c-decl.c: Likewise.
11581 * c-typeck.c: Likewise.
11582 * fold-const.c: Likewise.
11583 * gimplify.c: Likewise.
11584 * stmt.c: Likewise.
11585 * tree-cfg.c: Likewise.
11586 * tree-ssa-loop-niter.c: Likewise.
11587 * tree-vrp.c: Likewise.
11588 * value-prof.c: Likewise.
11590 2009-07-06 Diego Novillo <dnovillo@google.com>
11592 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11593 if it has one. Handle cases where VAR does not have an
11594 annotation or cfun is NULL.
11596 2009-07-06 Diego Novillo <dnovillo@google.com>
11598 * tree.c: Include debug.h.
11599 (initialize_tree_contains_struct): New.
11600 (init_ttree): Call it.
11601 (tree_node_structure_for_code): Factor out of ...
11602 (tree_node_structure): ... here.
11603 * treestruct.def (TS_PHI_NODE): Remove.
11604 (TS_GIMPLE_STATEMENT): Remove.
11606 2009-07-06 Diego Novillo <dnovillo@google.com>
11608 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11609 (debug_tree_chain): Handle cycles.
11611 2009-07-06 Nick Clifton <nickc@redhat.com>
11612 DJ Delorie <dj@redhat.com>
11614 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11615 __FMOVD_ENABLED__ is defined.
11617 (TARGET_FMOVD): Provide a default definition.
11618 (MASK_FMOVD): Likewise.
11619 (TARGET_CPU_CPP_BUILTINS): Define
11620 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11621 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11622 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11623 (split for DF load from memory into register): Also handle
11624 MEMs which consist of REG+DISP addressing.
11625 (split for DF store from register to memory): Likewise.
11626 (movsf_ie): Always use single fp_mode.
11627 * config/sh/sh.c (sh_override_options): Do not automatically
11628 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11629 that to the -mfmovd command line switch.
11630 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11631 (fldi_ok): Always allow.
11632 * config/sh/sh.opt (mfmovd): Remove this switch.
11633 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11635 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11636 Kaz Kojima <kkojima@gcc.gnu.org>
11638 PR rtl-optimization/30807
11639 * postreload.c (reload_combine): For every new use of REG_SUM,
11640 record the use of BASE.
11642 2009-07-06 Jan Hubicka <jh@suse.cz>
11644 * params.def: Revert my accidental commit at 2009-06-30.
11646 2009-07-04 Ian Lance Taylor <iant@google.com>
11649 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11651 (mingw_format_attribute_overrides): Likewise.
11653 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11656 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11657 don't check cfa.reg. Instead of cfa.indirect use
11658 fde && fde->drap_reg != INVALID_REGNUM test.
11660 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11662 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11664 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11667 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11669 2009-07-03 Richard Guenther <rguenther@suse.de>
11671 PR tree-optimization/40640
11672 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11675 2009-07-03 Jan Hubicka <jh@suse.cz>
11677 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11678 for size, reduce amount of inlining.
11680 2009-07-03 Richard Guenther <rguenther@suse.de>
11682 PR middle-end/34163
11683 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11684 if t +- x is known to not overflow and the conversion widens the
11686 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11688 2009-07-03 Jan Hubicka <jh@suse.cz>
11690 * ipa-pure-const.c (analyze): Update loop optimizer init.
11691 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11692 try_remove_empty_loop, remove_empty_loops): Remove.
11693 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11694 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11695 to mark regular loops as neccesary.
11696 (degenerate_phi_p): New function.
11697 (propagate_necessity, remove_dead_phis): Use it.
11698 (forward_edge_to_pdom): Likewise.
11699 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11700 virtual PHI nodes that became unreachable.
11701 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11702 * tree-flow.h (remove_empty_loops): Remove.
11703 * passes.c (init_optimization_passes): Remove.
11705 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11707 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11708 can_create_pseudo_p.
11709 (*fix_trunc<mode>_i387_1): Ditto.
11710 (*floathi<mode>2_1): Ditto.
11711 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11712 (*fistdi2_1): Ditto.
11713 (*fist<mode>2_1): Ditto.
11714 (frndintxf2_floor): Ditto.
11715 (*fist<mode>2_floor_1): Ditto.
11716 (frndintxf2_ceil): Ditto.
11717 (*fist<mode>2_ceil_1): Ditto.
11718 (frndintxf2_trunc): Ditto.
11719 (frndintxf2_mask_pm): Ditto.
11720 (fxam<mode>2_i387_with_temp): Ditto.
11721 * config/i386/sse.md (mulv16qi3): Ditto.
11722 (*sse2_mulv4si3): Ditto.
11724 (sse4_2_pcmpestr): Ditto.
11725 (sse4_2_pcmpistr): Ditto.
11727 2009-07-03 Jan Hubicka <jh@suse.cz>
11729 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11730 (mark_stmt_necessary): Set it.
11731 (mark_operand_necessary): Set it.
11732 (mark_control_dependent_edges_necessary): Set it.
11733 (mark_virtual_phi_result_for_renaming): New function.
11734 (get_live_post_dom): New function.
11735 (forward_edge_to_pdom): New function.
11736 (remove_dead_stmt): Fix handling of control dependences.
11737 (tree_dce_init): Init new bitmap.
11738 (tree_dce_done): Free it.
11740 2009-07-02 Richard Guenther <rguenther@suse.de>
11743 * tree-ssa-structalias.c (new_var_info): Initialize
11746 2009-07-02 Jan Hubicka <jh@suse.cz>
11748 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11751 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11753 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11754 instead of recomputing it. Adjust calls.
11755 (emit_store_flag): Adjust recursive calls.
11757 2009-07-02 Richard Guenther <rguenther@suse.de>
11759 * tree-ssa-live.c (remove_unused_locals): Do not remove
11761 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11762 of DECL_EXTERNAL for HEAP variables.
11763 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11764 HEAP variables. Do not adjust RESTRICT vars.
11765 (find_what_var_points_to): Nobody cares if something
11766 points to READONLY.
11768 2009-07-02 Ben Elliston <bje@au.ibm.com>
11770 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11771 pc_low and pc_high declarations to the top of the function.
11773 2009-07-01 DJ Delorie <dj@redhat.com>
11775 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11776 registers as fixed.
11777 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11778 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11779 unspecified accesses to control registers.
11780 * config/mep/intrinsics.md: Regenerate.
11781 * config/mep/intrinsics.h: Regenerate.
11782 * config/mep/mep-intrin.h: Regenerate.
11784 2009-07-01 Anthony Green <green@moxielogic.com>
11786 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11787 instruction when possible.
11788 (moxie_expand_prologue): Ditto. Also, save an instruction and
11789 some complexity by popping off of $r12 instead of $sp.
11790 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11793 2009-07-01 Richard Henderson <rth@redhat.com>
11796 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11797 contained no insns, reposition note before last insn.
11799 2009-07-01 Richard Henderson <rth@redhat.com>
11802 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11803 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11805 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11808 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11809 darwin9 for printing reg addresses with %y.
11811 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11813 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11814 truncation from operands in binary operations.
11816 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11819 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11820 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11821 subreg of op0 to the original op0.
11823 * expmed.c (store_bit_field_1): Use a temporary as the destination
11824 instead of a paradoxical subreg when we need to truncate the result.
11826 2009-07-01 DJ Delorie <dj@redhat.com>
11828 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11829 names to VLIW variants.
11830 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11831 * config/mep/intrinsics.md: Regenerate.
11832 * config/mep/intrinsics.h: Regenerate.
11833 * config/mep/mep-intrin.h: Regenerate.
11835 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11838 * jump.c (returnjump_p): Revert last patch.
11839 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11841 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11844 * pa.md (casesi32p): Use jump table label to determine the offset
11846 (casesi64p): Likewise.
11848 * pa.c (forward_branch_p): Return bool type. Use instruction
11849 addresses when available. Assert that INSN has a jump label.
11850 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11853 2009-07-01 Richard Guenther <rguenther@suse.de>
11855 PR tree-optimization/19831
11856 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11857 that only act as barriers do not make any previous stores necessary.
11858 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11859 HEAP variables global, do not add a constraint from nonlocal.
11860 (find_func_aliases): Handle escapes through return statements.
11861 (compute_points_to_sets): Make escaped HEAP variables global.
11863 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11866 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11867 after reducing a DImode cstore to SImode.
11869 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11871 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11872 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11874 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11876 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11877 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11879 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11880 and umod_optab if TARGET_BSD_DIVMOD.
11881 * config/vax/lib1funcs.asm: New file.
11882 * config/vax/t-linux: New file.
11883 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11885 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11888 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11889 to type arguments that have void type.
11892 * dwarf2out.c (gen_formal_parameter_die): Call
11893 equate_decl_number_to_die if node is different from origin.
11895 2009-06-30 Anthony Green <green@moxielogic.com>
11897 Clean up moxie port for --enable-build-with-cxx.
11898 * config/moxie/moxie.c (moxie_function_value): First two
11899 parameters are const_tree, not tree.
11900 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11901 (REG_CLASS_NAMES): Ditto.
11902 (REGNO_REG_CLASS): Ditto.
11903 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11904 (moxie_function_value): Fix constyness of arguments.
11906 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11908 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11909 finalize_size_functions before further processing.
11910 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11911 (variable_size): Call self_referential_size on size expressions
11912 that contain a PLACEHOLDER_EXPR.
11913 (size_functions): New static variable.
11914 (copy_self_referential_tree_r): New static function.
11915 (self_referential_size): Likewise.
11916 (finalize_size_functions): New global function.
11917 * tree.c: Include tree-inline.h.
11918 (push_without_duplicates): New static function.
11919 (find_placeholder_in_expr): New global function.
11920 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11922 <tcc_expression>: Likewise.
11923 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11924 the call in the expression.
11925 * tree.h (finalize_size_functions): Declare.
11926 (find_placeholder_in_expr): Likewise.
11927 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11928 (substitute_placeholder_in_expr): Update comment.
11929 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11931 (copy_tree_body_r): Likewise.
11932 (copy_tree_body): New static function.
11933 (maybe_inline_call_in_expr): New global function.
11934 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11935 (maybe_inline_call_in_expr): Declare.
11936 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11937 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11940 2009-06-30 Richard Guenther <rguenther@suse.de>
11942 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11944 (propagate_necessity): Do not mark reaching defs of stores
11947 2009-06-30 Jan Hubicka <jh@suse.cz>
11949 * cfgloopanal.c (check_irred): Move into ...
11950 (mark_irreducible_loops): ... here; return true if ireducible
11952 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11953 (analyze_function): Try to prove loop finiteness.
11954 * cfgloop.h (mark_irreducible_loops): Update prototype.
11955 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11957 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11959 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11961 2009-06-30 Ira Rosen <irar@il.ibm.com>
11963 PR tree-optimization/40542
11964 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11967 2009-06-30 Martin Jambor <mjambor@suse.cz>
11969 PR tree-optimization/40582
11970 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11971 than useless_type_conversion_p.
11972 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11975 2009-06-30 Martin Jambor <mjambor@suse.cz>
11977 PR middle-end/40554
11978 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11980 2009-06-30 Richard Guenther <rguenther@suse.de>
11982 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11983 use ao_ref references.
11984 (walk_aliased_vdefs): Likewise.
11985 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11986 * tree-ssa-dce.c (struct ref_data): Remove.
11987 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11988 (mark_aliased_reaching_defs_necessary): Adjust.
11989 (mark_all_reaching_defs_necessary_1): Likewise.
11991 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11994 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11995 (emit_store_flag_1): Extract from emit_store_flag, adjust
11996 calls to (what now is) emit_cstore.
11997 (emit_store_flag): Call emit_store_flag_1 and also use it
11998 for what used to be recursive calls.
12000 2009-06-30 Wei Guozhi <carrot@google.com>
12003 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
12004 if the target bb post dominates from bb.
12005 * config/i386/i386.c (memory_address_length): Check existence of base
12006 register before using it.
12008 2009-06-30 Nick Clifton <nickc@redhat.com>
12009 DJ Delorie <dj@redhat.com>
12011 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
12012 __FMOVD_ENABLED__ is defined.
12014 (TARGET_FMOVD): Provide a default definition.
12015 (MASK_FMOVD): Likewise.
12016 (TARGET_CPU_CPP_BUILTINS): Define
12017 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
12018 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
12019 two fmov instructions depending upon whether TARGET_FMOVD is
12021 (split for DF load from memory into register): Also handle
12022 MEMs which consist of REG+DISP addressing.
12023 (split for DF store from register to memory): Likewise.
12024 * config/sh/sh.opt (mfmovd): Remove this switch.
12025 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
12026 * config/sh/sh.c (sh_override_options): Do not automatically
12027 enable TARGET_MOVD for the SH2A when supporting doubles - leave
12028 that to the -mfmovd command line switch.
12030 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
12032 (fldi_ok): Always allow.
12033 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
12035 2009-06-29 DJ Delorie <dj@redhat.com>
12037 * doc/install.texi (mep-x-elf): Correct chip's full name.
12039 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
12041 * doc/extend.texi: Fix typo.
12043 2009-06-29 Tom Tromey <tromey@redhat.com>
12045 * dwarf2.h: Remove.
12046 * Makefile.in (DWARF2_H): New variable.
12047 (except.o): Use it.
12048 (dwarf2out.o): Likewise.
12049 (dwarf2asm.o): Likewise.
12050 * config/i386/t-i386: Use DWARF2_H.
12051 * except.c: Include elf/dwarf2.h.
12052 * unwind-dw2.c: Include elf/dwarf2.h.
12053 * dwarf2out.c: Include elf/dwarf2.h.
12054 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
12055 <dtprel>: New field.
12056 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
12057 (size_of_loc_descr): Likewise.
12058 (output_loc_operands_raw): Likewise.
12059 (output_loc_operands): Handle new dtprel field.
12060 (loc_checksum): Update.
12061 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
12062 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
12063 * unwind-dw2-fde.c: Include elf/dwarf2.h.
12064 * dwarf2asm.c: Include elf/dwarf2.h.
12065 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
12066 * config/mmix/mmix.c: Include elf/dwarf2.h.
12067 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
12068 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
12069 * config/sh/sh.c: Include elf/dwarf2.h.
12070 * config/i386/i386.c: Include elf/dwarf2.h.
12072 2009-06-29 DJ Delorie <dj@redhat.com>
12074 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
12076 * doc/extend.texi: Add MeP attributes and pragmas.
12077 * doc/invoke.text: Add MeP Options.
12078 * doc/contrib.texi: Add MeP contribution.
12079 * doc/md.texi: Add MeP constraints.
12080 * doc/install.texi: Add MeP target.
12082 2009-06-30 Anatoly Sokolov <aesok@post.ru>
12084 * target.h (struct gcc_target): Add frame_pointer_required field.
12085 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
12086 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
12087 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
12089 * reload1.c (update_eliminables): (Ditto.).
12090 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
12091 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
12092 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
12094 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
12096 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
12097 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12098 (arm_frame_pointer_required): New function.
12100 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
12101 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12102 (avr_frame_pointer_required_p): Declare as static.
12103 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
12105 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
12106 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12107 (bfin_frame_pointer_required): Make as static, change return type
12109 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
12111 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
12112 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12113 (cris_frame_pointer_required): New function.
12115 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
12117 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
12118 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12119 (fr30_frame_pointer_required): New function.
12121 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
12122 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12123 (frv_frame_pointer_required): Make as static, change return type
12125 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
12127 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
12128 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12129 (ix86_frame_pointer_required): Make as static, change return type to
12131 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
12133 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
12134 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12136 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
12138 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
12140 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
12142 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
12143 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12144 (mips_frame_pointer_required): Make as static.
12145 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
12147 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
12148 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12149 (mmix_frame_pointer_required): Mew function.
12151 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
12152 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12154 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
12156 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
12158 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
12160 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
12161 (CAN_ELIMINATE): Redefine.
12162 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
12163 (sparc_frame_pointer_required): New function.
12164 (sparc_can_eliminate): New function.
12165 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
12167 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
12168 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12170 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
12171 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
12172 (xtensa_frame_pointer_required): Make as static, change return type
12174 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
12177 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
12179 * doc/plugins.texi: Document PLUGIN_START_UNIT.
12180 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
12181 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
12182 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
12183 (register_callback): Handle PLUGIN_START_UNIT.
12184 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
12186 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
12188 * tree.c (process_call_operands): Propagate TREE_READONLY from the
12190 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
12191 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
12193 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
12195 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
12198 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
12200 * doc/extend.texi (Additional Floating Types): __float128 is also
12201 supported on i386 targets.
12203 2009-06-29 Richard Guenther <rguenther@suse.de>
12205 PR middle-end/14187
12206 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
12208 (pt_solutions_same_restrict_base): Declare.
12209 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
12211 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
12212 (make_constraint_from, make_copy_constraint): Move earlier.
12213 (make_constraint_from_heapvar): New function.
12214 (make_constraint_from_restrict): Likewise.
12215 (handle_lhs_call): Use it.
12216 (find_func_aliases): Use it to track conversions to restrict
12217 qualified pointers.
12218 (struct fieldoff): Add only_restrict_pointers flag.
12219 (push_fields_onto_fieldstack): Initialize it.
12220 (create_variable_info_for): Track global restrict qualified pointers.
12221 (intra_create_variable_infos): Use make_constraint_from_heapvar.
12222 Track restrict qualified pointer arguments.
12223 (set_uids_in_ptset): Use varinfo is_global_var flag.
12224 (find_what_var_points_to): Set the vars_contains_restrict flag.
12225 Always create the points-to solution for sets including restrict tags.
12226 (pt_solutions_same_restrict_base): New function.
12227 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
12228 qualified pointers use pt_solutions_same_restrict_base as
12229 additional source for disambiguation.
12231 2009-06-29 Richard Guenther <rguenther@suse.de>
12233 PR middle-end/38212
12234 * alias.c (find_base_decl): Remove.
12235 (get_deref_alias_set_1): Remove restrict handling.
12236 * c-common.c (c_apply_type_quals_to_decl): Do not set
12237 DECL_POINTER_ALIAS_SET.
12238 * gimplify.c (find_single_pointer_decl_1): Remove.
12239 (find_single_pointer_decl): Likewise.
12240 (internal_get_tmp_var): Remove restrict handling.
12241 (gimple_regimplify_operands): Likewise.
12242 * omp-low.c (expand_omp_atomic_pipeline): Do not set
12243 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
12244 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
12245 * tree.c (restrict_base_for_decl): Remove.
12246 (init_ttree): Do not allocate it.
12247 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
12248 LABEL_DECL_UID for label decls.
12249 (copy_node_stat): Do not copy restrict information.
12250 (decl_restrict_base_lookup): Remove.
12251 (decl_restrict_base_insert): Likewise.
12252 (print_restrict_base_statistics): Likewise.
12253 (dump_tree_statistics): Do not call print_restrict_base_statistics.
12254 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
12255 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
12256 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
12257 (LABEL_DECL_UID): Adjust.
12258 (DECL_BASED_ON_RESTRICT_P): Remove.
12259 (DECL_GET_RESTRICT_BASE): Likewise.
12260 (SET_DECL_RESTRICT_BASE): Likewise.
12261 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
12263 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
12264 instead of DECL_POINTER_ALIAS_SET.
12265 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12266 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
12267 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
12269 2009-06-29 Richard Guenther <rguenther@suse.de>
12271 PR tree-optimization/40579
12272 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
12273 the IL to simplify has constants that overflowed.
12275 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
12277 PR tree-optimization/40550
12278 * tree-vect-generic.c (expand_vector_operations_1): Compute in
12279 vector_compute_type only when the size of vector_compute_type is
12280 less than the size of type.
12282 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
12284 * fold-const.c (contains_label_1): Fix comments.
12285 (contains_label_p): Do not walk trees multiple time.
12287 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12289 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
12290 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
12291 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
12292 ix86_fp_comparison_operator.
12293 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
12294 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
12295 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
12296 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
12297 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
12298 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
12299 (related splits): Change predicate to ix86_fp_comparison_operator.
12300 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
12301 instead of ix86_fp_comparison_codes.
12302 (ix86_trivial_fp_comparison_operator,
12303 ix86_fp_comparison_operator): New.
12304 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
12305 (ix86_expand_compare): Eliminate last two parameters.
12306 (ix86_fp_jump_nontrivial_p): Kill.
12307 * config/i386/i386.c (put_condition_code): Eliminate call to
12308 ix86_fp_comparison_codes and subsequent assertion.
12309 (ix86_fp_comparison_codes): Eliminate.
12310 (ix86_fp_swap_condition): New.
12311 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
12312 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
12313 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
12314 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
12315 and ix86_fp_swap_condition.
12316 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
12317 Use ix86_fp_comparison_strategy.
12318 (ix86_expand_compare): Likewise. Eliminate last two arguments.
12319 (ix86_fp_jump_nontrivial_p): Eliminate.
12320 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
12321 call to ix86_expand_compare.
12322 (ix86_split_fp_branch, ix86_expand_setcc,
12323 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
12324 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
12326 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12328 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
12329 related to jump_clobbers.
12330 * config/arm/arm.md (conds): Remove jump_clob case.
12331 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
12332 splits): Change comparison_operator to arm_comparison_operator.
12333 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
12336 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12338 * dojump.c (do_compare_rtx_and_jump): Try swapping the
12339 condition for floating point modes.
12340 * expmed.c (emit_store_flag_1): Move here a bigger part
12341 of emit_store_flag.
12342 (emit_store_flag): Try swapping the condition for floating point
12344 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
12346 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12348 * expr.c (expand_expr_real_1): Just use do_store_flag.
12349 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
12350 emit_store_flag_force.
12351 * expmed.c (emit_store_flag_force): Copy here trick
12352 previously in expand_expr_real_1. Try reversing the comparison.
12353 (emit_store_flag_1): Work if target is NULL.
12354 (emit_store_flag): Work if target is NULL, using the result mode
12355 from the comparison. Use split_comparison, restructure final part
12356 to simplify conditionals.
12358 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
12360 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
12361 * dojump.c (do_jump): Change handling of floating-point
12362 ops to use just do_compare_and_jump.
12363 (split_comparison): New.
12364 (do_compare_rtx_and_jump): Add here logic coming previously
12365 in do_jump, using split_comparison.
12367 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
12370 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
12372 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12374 * tree-ssa-alias.c: Fix unintentional commit.
12376 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12378 * passes.c (execute_one_pass): Fix unintentional commit.
12380 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12382 * df-problems.c (df_set_seen, df_unset_seen): Delete.
12383 (df_rd_local_compute, df_md_local_compute): Inline them.
12385 (df_md_scratch): New.
12386 (df_md_alloc, df_md_free): Allocate/free it.
12387 (df_md_local_compute): Only include live registers in init.
12388 (df_md_transfer_function): Prune the in-set computed by
12389 the confluence function, and the gen-set too.
12391 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12393 PR rtl-optimization/26854
12394 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
12395 * df-problems.c (df_rd_add_problem): Fix comment.
12396 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
12397 df_md_simulate_artificial_defs_at_top,
12398 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
12399 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
12400 df_md_transfer_function, df_md_init, df_md_confluence_0,
12401 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
12402 problem_MD, df_md_add_problem): New.
12403 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
12404 df_md_get_bb_info): New.
12405 (DF_LAST_PROBLEM_PLUS1): Adjust.
12407 * Makefile.in (fwprop.o): Include domwalk.h.
12408 * fwprop.c: Include domwalk.h.
12409 (reg_defs, reg_defs_stack): New.
12410 (bitmap_only_bit_between): Remove.
12411 (process_defs): New.
12412 (process_uses): Use reg_defs and local_md instead of
12413 bitmap_only_bit_between and local_rd.
12414 (single_def_use_enter_block): New, from build_single_def_use_links.
12415 (single_def_use_leave_block): New.
12416 (build_single_def_use_links): Remove code moved to
12417 single_def_use_enter_block, invoke domwalk.
12418 (use_killed_between): Adjust comment.
12420 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12422 * bitmap.h (bitmap_ior_and_into): New.
12423 * bitmap.c (bitmap_ior_and_into): New.
12425 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12427 * domwalk.h (struct dom_walk_data): Remove all callbacks except
12428 before_dom_children_before_stmts and after_dom_children_after_stmts.
12429 Rename the two remaining callbacks to just before_dom_children and
12430 after_dom_children. Remove other GIMPLE statement walking bits.
12431 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
12432 * graphite.c: Do not include domwalk.h.
12433 * tree-into-ssa.c (interesting_blocks): New global.
12434 (struct mark_def_sites_global_data): Remove it and names_to_rename.
12435 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
12436 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
12437 now that they're not domwalk callbacks.
12438 (rewrite_initialize_block): Rename to...
12439 (rewrite_enter_block): ... this, place after called functions. Test
12440 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
12441 (rewrite_finalize_block): Rename to...
12442 (rewrite_leave_block): ... this, place after called functions.
12443 (rewrite_update_init_block): Rename to...
12444 (rewrite_update_enter_block): ... this, place after called functions.
12445 Test interesting_blocks, call rewrite_update_stmt and
12446 rewrite_update_phi_arguments.
12447 (rewrite_update_fini_block): Rename to...
12448 (rewrite_leave_block): ... this, place after called functions.
12449 (rewrite_blocks): Remove last argument, simplify initialization of
12451 (mark_def_sites_initialize_block): Rename to...
12452 (mark_def_sites_block): ... this, call mark_def_sites.
12453 (mark_def_sites_blocks): Remove argument, simplify initialization of
12455 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
12456 (update_ssa): Likewise.
12457 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
12459 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
12460 (dom_opt_initialize_block): Rename to...
12461 (dom_opt_enter_block): ... this, place after called functions. Walk
12462 statements here, inline propagate_to_outgoing_edges.
12463 (dom_opt_finalize_block): Rename to...
12464 (dom_opt_leave_block): ... this, place after called functions.
12465 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
12467 (dse_enter_block, dse_record_phi): New.
12468 (dse_record_phis): Delete.
12469 (dse_finalize_block): Rename to...
12470 (dse_leave_block): ... this.
12471 (tree_ssa_dse): Simplify initialization of walk_data.
12472 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
12473 Adjust initialization of walk_data.
12474 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
12475 * tree-ssa-loop-phiopt.c (get_non_trapping):
12476 Adjust initialization of walk_data.
12477 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
12478 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
12479 it's not a domwalk callback.
12480 (uncprop_initialize_block): Rename to...
12481 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12482 (dse_finalize_block): Rename to...
12483 (dse_leave_block): ... this.
12484 (tree_ssa_uncprop): Simplify initialization of walk_data.
12485 * Makefile.in: Adjust dependencies.
12487 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12489 * arm.md (casesi): Fix test for Thumb1.
12490 (thumb1_casesi_internal_pic): Likewise.
12491 (thumb1_casesi_dispatch): Likewise.
12493 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12495 * config/arm/arm-cores.def: Added core cortex-m0.
12496 * config/arm/arm-tune.md: Regenerated.
12497 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12499 2009-06-26 DJ Delorie <dj@redhat.com>
12501 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12503 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12504 the scheduler doesn't tag jump insns.
12506 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12508 * c-decl.c (merge_decls): Re-indent.
12510 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12513 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12514 Special-case decimal float constants.
12516 2009-06-26 Richard Henderson <rth@redhat.com>
12518 * function.h (struct function): Add cannot_be_copied_reason,
12519 and cannot_be_copied_set.
12520 * tree-inline.c (has_label_address_in_static_1): Rename from
12521 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12522 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12523 don't set inline_forbidden_reason.
12524 (copy_forbidden): New function, split out of inline_forbidden_p.
12525 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12526 (inline_forbidden_p): Use copy_forbidden.
12527 (tree_versionable_function_p): Likewise.
12528 (inlinable_function_p): Merge into tree_inlinable_function_p.
12529 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12530 * ipa-cp.c (ipcp_versionable_function_p): New function.
12531 (ipcp_cloning_candidate_p): Use it.
12532 (ipcp_node_modifiable_p): Likewise.
12534 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12536 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12537 that is marked not to be inlined. Remove flag_mudflap use.
12538 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12539 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12541 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12544 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12545 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12547 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12549 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12551 (__mingwthr_remove_key_dtor): Likewise.
12553 2009-06-26 Richard Guenther <rguenther@suse.de>
12555 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12557 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12559 PR middle-end/40525
12560 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12561 try the non-cond_exec path also.
12563 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12566 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12567 (output_cbranch): Use new functions.
12568 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12571 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12572 Pat Haugen <pthaugen@us.ibm.com>
12573 Revital Eres <ERES@il.ibm.com>
12575 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12576 for %c error. Add %x support to print VSX registers as a unified
12577 register set, instead of separate float and altivec registers.
12578 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12579 %y case, and add support for VSX pre-modify addresses.
12580 (output_toc): Add assert for CONST containing an integer constant
12582 (rs6000_adjust_cost): Add POWER7 support.
12583 (insn_must_be_first_in_group): Ditto.
12584 (insn_must_be_last_in_group): Ditto.
12585 (rs6000_emit_popcount): Ditto.
12586 (rs6000_vector_mode_supported_p): Ditto.
12588 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12589 Change some of the functions called by macros to being called
12590 through a pointer, so debug functions can be inserted if
12591 -mdebug=addr or -mdebug=cost.
12592 (rs6000_preferred_reload_class_ptr): Ditto.
12593 (rs6000_secondary_reload_class_ptr): Ditto.
12594 (rs6000_secondary_memory_needed_ptr): Ditto.
12595 (rs6000_cannot_change_mode_class_ptr): Ditto.
12596 (rs6000_secondary_reload_inner): Ditto.
12597 (rs6000_legitimize_reload_address): Ditto.
12598 (rs6000_legitimize_reload_address_ptr): Ditto.
12599 (rs6000_mode_dependent_address): Ditto.
12600 (rs6000_mode_dependent_address_ptr): Ditto.
12602 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12603 function to return true if the mode allows reg + integer
12605 (virtual_stack_registers_memory_p): New function to return true if
12606 the address refers to a virtual stack register.
12607 (rs6000_legitimate_offset_address_p): Move code to say whether a
12608 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12610 (rs6000_legitimate_address_p): Add checks for modes that only can
12611 do reg+reg addressing. Start adding VSX support.
12612 (rs6000_legitimize_reload_address): Ditto.
12613 (rs6000_legitimize_address): Ditto.
12614 (rs6000_debug_legitimate_address_p): New debug functions for
12615 -mdebug=addr and -mdebug=cost.
12616 (rs6000_debug_rtx_costs): Ditto.
12617 (rs6000_debug_address_costs): Ditto.
12618 (rs6000_debug_adjust_cost): Ditto.
12619 (rs6000_debug_legitimize_address): Ditto.
12620 (rs6000_legitimize_reload_address_ptr): Point to call normal
12621 function or debug function. Make functions called via pointer
12623 (rs6000_mode_dependent_address_ptr): Ditto.
12624 (rs6000_secondary_reload_class_ptr): Ditto.
12625 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12626 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12627 into a friendlier error.
12628 (rs6000_init_builtins): Add initial VSX support.
12629 (rs6000_adjust_cost): Fix some spacing issues.
12631 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12632 (REG_CLASS_NAMES): Ditto.
12633 (REG_CLASS_CONTENTS): Ditto.
12634 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12635 pointer, to add -mdebug=addr support.
12636 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12637 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12638 -mdebug=addr support.
12639 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12640 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12641 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12643 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12645 (bswapsi*): Set attribute types for load/store. Add combiner
12646 patterns to eliminate zero extend on 64-bit.
12647 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12648 stdbrx if the hardware supports those instructions.
12650 2009-06-25 Ian Lance Taylor <iant@google.com>
12652 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12653 (Link Options): Document -static-libstdc++.
12655 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12658 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12659 DATA_ALIGNMENT instead.
12661 2009-06-25 Richard Guenther <rguenther@suse.de>
12663 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12664 indirect references against the callused/escaped solutions.
12665 (call_may_clobber_ref_p_1): Likewise.
12667 2009-06-25 Martin Jambor <mjambor@suse.cz>
12669 PR tree-optimization/40493
12670 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12671 (enum unscalarized_data_handling): New type.
12672 (handle_unscalarized_data_in_subtree): Return what has been done.
12673 (load_assign_lhs_subreplacements): Handle left flushes differently.
12674 (sra_modify_assign): Use unscalarized_data_handling, simplified
12675 condition determining whether to remove the statement.
12677 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12679 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12680 excerpt - @ should be doubled for texinfo.
12682 2009-06-24 Ian Lance Taylor <iant@google.com>
12684 * config/arc/arc.c: Include "df.h".
12685 (arc_attribute_table): Make static. Move higher in file.
12686 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12687 (output_shift): Initialize n later to avoid warning.
12688 * config/arm/arm.c (arm_attribute_table): Make static. Move
12690 * config/avr/avr.c (avr_attribute_table): Make static. Move
12692 (reg_class_tab): Change array type from int to enum reg_class.
12693 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12695 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12696 (lshrhi3_out): Likewise.
12697 (class_likely_spilled_p): Change return type to bool.
12698 (avr_rtx_costs): Use local code variable with enum type.
12699 * config/avr/avr.md (movmemhi): Use add_reg_note.
12700 (andhi3, andsi3): Don't use AS2 with "and".
12701 (iorhi3, iorsi3): Don't use AS2 with "or".
12702 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12703 * config/crx/crx.c: Include "df.h".
12704 (crx_attribute_table): Make static.
12705 * config/m32r/m32r.c: Include "df.h".
12706 (m32r_attribute_table): Make static. Move higher in file.
12707 (pop): Use add_reg_note.
12708 (block_move_call): Change 0 to LCT_NORMAL in function call.
12709 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12710 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12711 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12712 declare, not just when TREE_CODE is defined.
12713 * config/m68hc11/m68hc11.c: Include "expr.h".
12714 (m68hc11_attribute_table): Make static. Move higher in file.
12715 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12717 (m68hc11_register_indirect_p): Likewise.
12718 (m68hc11_function_arg_padding): Change return type to enum
12720 (emit_move_after_reload): Use add_reg_note.
12721 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12722 (m68hc11_split_logical): Likewise.
12723 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12725 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12726 to VOIDmode in function call.
12727 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12729 (m68hc11_split_logical): Update declaration.
12730 (m68hc11_function_arg_padding): Update declaration.
12731 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12732 to array of enum reg_class.
12733 (mcore_attribute_table): Make static. Move higher in file.
12734 (mcore_rtx_costs): Add cast to enum type.
12735 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12736 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12737 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12739 * config/sh/predicates.md (trapping_target_operand): Rename and to
12741 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12743 * config/spu/spu.c (spu_attribute_table): Make static. Move
12745 * config/v850/v850.c (v850_attribute_table): Make static. Move
12747 (v850_rtx_costs): Use local code with enum type.
12748 (expand_epilogue): Add cast.
12749 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12751 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12754 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12755 -m2a-single-only and -m2a-nofpu.
12756 * config/sh/sh.opt: Document m2a generates FPU code.
12758 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12760 * defaults.h (CAN_ELIMINATE): Provide default.
12761 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12762 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12763 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12764 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12765 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12766 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12767 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12768 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12769 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12770 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12772 2009-06-24 DJ Delorie <dj@redhat.com>
12774 * mep-ext-cop.cpu: Fix copyright notice.
12775 * mep-default: Fix copyright notice.
12776 * mep-core: Fix copyright notice.
12777 * mep: Fix copyright notice.
12778 * mep-ivc2: Fix copyright notice.
12779 * mep-c5: Fix copyright notice.
12781 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12783 * doc/contrib.texi (Contributors):
12785 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12787 PR middle-end/40501
12788 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12789 src and dst operands if necessary.
12791 2009-06-23 DJ Delorie <dj@redhat.com>
12794 * config.gcc: Add mep support.
12795 * recog.c: Resurrect validate_replace_rtx_subexp().
12796 * recog.h: Likewise.
12797 * config/mep/: Add new port:
12798 * config/mep/constraints.md: New file.
12799 * config/mep/default.h: New file.
12800 * config/mep/intrinsics.h: New file.
12801 * config/mep/intrinsics.md: New file.
12802 * config/mep/ivc2-template.h: New file.
12803 * config/mep/mep-c5.cpu: New file.
12804 * config/mep/mep-core.cpu: New file.
12805 * config/mep/mep-default.cpu: New file.
12806 * config/mep/mep-ext-cop.cpu: New file.
12807 * config/mep/mep-intrin.h: New file.
12808 * config/mep/mep-ivc2.cpu: New file.
12809 * config/mep/mep-lib1.asm: New file.
12810 * config/mep/mep-lib2.c: New file.
12811 * config/mep/mep-pragma.c: New file.
12812 * config/mep/mep-protos.h: New file.
12813 * config/mep/mep-tramp.c: New file.
12814 * config/mep/mep.c: New file.
12815 * config/mep/mep.cpu: New file.
12816 * config/mep/mep.h: New file.
12817 * config/mep/mep.md: New file.
12818 * config/mep/mep.opt: New file.
12819 * config/mep/predicates.md: New file.
12820 * config/mep/t-mep: New file.
12822 2009-06-23 Ian Lance Taylor <iant@google.com>
12824 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12825 from loose_warn into c_loose_warn and from strict_warn into
12826 c_strict_warn. Set and substitute warn_cxxflags. Check for
12827 --enable-build-with-cxx. Set and substitute
12828 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12829 * Makefile.in (CXXFLAGS): New variable.
12830 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12831 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12832 the default is the same as $(STRICT_WARN).
12833 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12834 (CXX): New variable.
12835 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12836 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12837 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12838 (HOST_LIBS): New variable.
12839 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12840 (ALL_CXXFLAGS): New variable.
12841 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12842 * doc/install.texi (Configuration): Document
12843 --enable-build-with-cxx, --with-stage1-ldflags,
12844 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12845 * configure: Rebuild.
12847 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12849 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12850 from previous commit.
12852 2009-06-23 Ian Lance Taylor <iant@google.com>
12854 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12856 2009-06-23 Ian Lance Taylor <iant@google.com>
12858 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12859 with ATTRIBUTE_UNUSED.
12861 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12862 Pat Haugen <pthaugen@us.ibm.com>
12863 Revital Eres <eres@il.ibm.com>
12865 * config.in (HAVE_AS_POPCNTD): Add default definition.
12866 (HAVE_AS_LWSYNC): Ditto.
12868 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12870 (gcc_cv_as_powerpc_cmpb): Ditto.
12871 (gcc_cv_as_powerpc_dfp): Ditto.
12872 (gcc_cv_as_powerpc_vsx): Ditto.
12873 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12874 supporting the popcntd/lwsync instructions.
12875 (gcc_cv_as_powerpc_lwsync): Ditto.
12876 * configure: Regenerate.
12878 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12879 -mcpu=native and -mcpu=power7.
12880 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12882 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12883 a variable instead of a mask to reduce the number of mask bits.
12884 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12885 (-mbit-word): Ditto.
12886 (-mregnames): Ditto.
12887 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12888 (-mfused-madd): Ditto.
12890 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12892 (-mvsx): New switch for VSX instructions.
12893 (-misel): Move from a variable to a mask to allow it to be set by
12896 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12897 function declaration to an array declaration.
12898 (rs6000_hard_regno_nregs): New external array declaration.
12900 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12901 files included by rs6000.md.
12903 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12904 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12906 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12908 (rs6000_debug_reg): New -mdebug= variables.
12909 (rs6000_debug_addr): Ditto.
12910 (rs6000_debug_cost): Ditto.
12911 (rs6000_pmode): New variable to hold Pmode.
12912 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12913 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12914 calculated at compiler start.
12915 (rs6000_hard_regno_nregs): Change function to an array which holds
12916 HARD_REGNO_NREGS calculated at compiler start.
12917 (rs6000_explicit_options): Delete isel field.
12918 (rs6000_vector_unit): New array to hold which vector unit
12919 supports arithmetic options for a given type.
12920 (rs6000_vector_mem): New array to hold which vector unit supports
12921 memory reference operations for a given type.
12922 (rs6000_vector_align): New array to given the alignment of each
12924 (power7_cost): New basic costs for power7.
12925 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12926 (rs6000_hard_regno_nregs_internal): New function, moved from
12927 HARD_REGNO_NREGS, to calculate the number of registers each hard
12928 register takes for each type.
12929 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12930 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12931 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12932 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12933 unit information here so it is calculated once at compiler startup
12935 (rs6000_override_options): Make -misel a target mask. Add more
12936 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12937 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12939 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12940 (rs6000_handle_option): Move -misel from variable to target mask.
12941 (rs6000_builtin_mask_for_load): Add VSX support.
12942 (rs6000_conditional_register_usage): Ditto.
12943 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12944 (function_arg_boundary): Ditto.
12945 (rs6000_expand_builtin): Ditto.
12946 (def_builtin): Make abort message a little friendlier.
12947 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12949 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12950 assembler support the popcntd instruction instead of a vsx
12951 instruction to enable power7 support.
12952 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12953 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12954 option to the assembler if -mcpu=native.
12955 (ASM_CPU_NATIVE_SPEC): Ditto.
12956 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12958 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12959 the lwsync instruction.
12960 (enum processor_type): Add PROCESSOR_POWER7.
12961 (rs6000_debug_reg): New -mdebug= options.
12962 (rs6000_debug_addr): Ditto.
12963 (rs6000_debug_cost): Ditto.
12964 (rs6000_isel): Delete.
12965 (enum rs6000_vector): New enum to say what vector unit we have.
12966 (VECTOR_UNIT_*): New macros to say which vector unit has
12967 arithmetic operations for a given type.
12968 (VECTOR_MEM_*): New macros to say which vector unit has memory
12969 operations for a given type.
12970 (TARGET_LDBRX): Whether the machine supports the ldbrx
12972 (TARGET_ISEL): Delete, -misel moved to be a mask.
12973 (TARGET_ISEL64): New macro for 64-bit isel support.
12974 (UNITS_PER_VSX_WORD): New macro.
12975 (POINTER_SIZE): Move to be an external variable, rather than
12976 calculating whether we are generating 32 ot 64-bit code.
12978 (STACK_BOUNDARY): Add VSX support.
12979 (LOCAL_ALIGNMENT): Ditto.
12980 (SLOW_UNALIGNED_ACCESS): Ditto.
12981 (VSX_REGNO_P): New macro for VSX support.
12982 (VFLOAT_REGNO_P): Ditto.
12983 (VINT_REGNO_P): Ditto.
12984 (VLOGICAL_REGNO_P): Ditto.
12985 (VSX_VECTOR_MODE): Ditto.
12986 (VSX_SCALAR_MODE): Ditto.
12988 (VSX_MOVE_MODE): Ditto.
12989 (VSX_REG_CLASS_P): Ditto.
12990 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12992 (UNITS_PER_SIMD_WORD): Add VSX support.
12993 (MODES_TIEABLE_P): Ditto.
12994 (STARTING_FRAME_OFFSET): Ditto.
12995 (STACK_DYNAMIC_OFFSET): Ditto.
12996 (EPILOGUE_USES): Ditto.
12997 (REGNO_REG_CLASS): Move to array lookup.
12998 (CLASS_MAX_NREGS): Ditto.
12999 (rs6000_vector_reg_class): Add declaration.
13000 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
13001 overlap with the floating point and Altivec registers.
13003 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
13005 * config/rs6000/driver-rs6000.c (asm_names): New static array to
13006 give the appropriate asm switches if -mcpu=native.
13007 (host_detect_local_cpu): Add support for "asm".
13008 (host_detect_local_cpu): Follow GNU code guidelines for name.
13010 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
13011 -mbit-word to a variable instead of being a target mask.
13013 * config/rs6000/sync.md (lwsync): If the assembler supports it,
13014 emit the lwsync instruction instead of emitting the instruction as
13015 an integer constant.
13017 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
13018 fixuns_trundfsi2, move expander into rs6000.md.
13020 * config/rs6000/rs6000.md (cpu): Add power7.
13021 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
13022 (logical predicate patterns): Change the single instruction
13023 primitives that set CR0 to be fast_compare instead of compare.
13025 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
13026 (popcntddi2): Ditto.
13027 (popcount<mode>): Ditto.
13028 (floating multiply/add insns): Name the floating point
13029 multiply/add insns.
13030 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
13031 (isel_unsigned_<mode>): Ditto.
13032 (fixuns_trundfsi2): Move expander here from spe.md.
13033 (smindi3): Define if we have -misel on 64-bit systems.
13038 2009-06-23 Anatoly Sokolov <aesok@post.ru>
13040 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
13042 * config/avr/avr.c (avr_current_device): New variable.
13043 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
13044 (avr_arch, mcu_type_s): Move to avr.h.
13045 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
13046 default_data_section_start fields.
13047 (avr_arch): Moved from avr.c.
13048 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
13049 library_name fields.
13050 (avr_current_device, avr_mcu_types, avr_arch_types,
13051 avr_device_to_arch, avr_device_to_data_start,
13052 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
13053 (EXTRA_SPEC_FUNCTIONS): Define.
13054 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
13055 options mapping. Use device_to_arch and device_to_data_start insted.
13056 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
13057 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
13058 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
13059 * config/avr/driver-avr.c: New file.
13060 * config/avr/avr-devices.c: New file.
13062 2009-06-23 Jakub Jelinek <jakub@redhat.com>
13064 * var-tracking.c (unshare_variable): Force initialized to
13065 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
13066 (set_variable_part): Likewise.
13067 (struct variable_union_info): Remove pos_src field.
13068 (vui_vec, vui_allocated): New variables.
13069 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
13070 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
13071 == 1 use a simpler sorting algorithm. Compute pos field right
13072 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
13073 Avoid quadratic comparison if !flag_var_tracking_uninit.
13074 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
13075 unshare_variable unconditionally.
13076 (dataflow_set_different_2): Removed.
13077 (dataflow_set_different): Don't traverse second hash table.
13078 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
13079 unconditionally to var_reg_set or var_mem_set.
13080 (emit_notes_in_bb): Likewise.
13081 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
13083 (emit_note_insn_var_location): Don't set initialized to
13084 VAR_INIT_STATUS_INITIALIZED early.
13085 (vt_finalize): Free vui_vec if needed, clear vui_vec and
13087 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
13089 * tree-object-size.c (addr_object_size): Instead of checking
13090 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
13091 are no FIELD_DECLs following it.
13093 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
13095 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
13096 order to match bswaps with signed source operands.
13098 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13100 * sdbout.c (sdbout_one_type): Fix braces in switch.
13102 2009-06-23 Richard Guenther <rguenther@suse.de>
13104 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
13106 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
13107 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
13108 var_callused, callused_tree, var_storedanything, storedanything_tree,
13109 var_integer, integer_tree): Remove global variables.
13110 (new_var_info): Do not pass new id, append the new var to the
13111 global variable vector.
13112 (do_ds_constraint): Use is_global_var member of the variable-info.
13113 (new_scalar_tmp_constraint_exp): Adjust.
13114 (create_function_info_for): Likewise.
13115 (create_variable_info_for): Likewise.
13116 (find_what_var_points_to): Remove dead code.
13117 (init_base_vars): Simplify.
13118 (compute_points_to_sets): Adjust.
13120 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
13122 * combine.c (try_combine): Dump information about the insns we're
13125 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
13127 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
13128 check when calling force_to_mode on TRUNCATE's operand.
13130 2009-06-22 Ian Lance Taylor <iant@google.com>
13132 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
13134 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
13136 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
13138 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13140 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
13141 override library linkage flags such as -static-libgcc or
13144 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
13146 * config/m68k/m68k-devices.def: Add line for MCF5221x.
13148 2009-06-22 Ian Lance Taylor <iant@google.com>
13150 * config/linux.opt: Put mglibc ahead of muclibc.
13152 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
13153 for duplicate decls.
13155 2009-06-22 Matthias Klose <doko@ubuntu.com>
13157 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
13159 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
13162 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
13163 instead of NULL if a parser error occurs.
13165 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13167 * dwarf2out.c (dwarf2_debug_hooks): Initialize
13168 non-DWARF2_DEBUGGING_INFO version.
13170 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
13172 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
13173 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
13175 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
13176 (LIBGCC2_TF_CEXT): Define.
13179 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13182 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
13184 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13186 * config/arm/arm.c (arm_override_options): Disable
13187 -mcaller-super-interworking and -mcallee-super-interworking.
13188 * doc/invoke.texi (ARM Options): Document this.
13190 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
13192 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
13193 * config/arm/constraints.md (j): New constraint for movw operands.
13194 (N): Remove thumb2 meaning.
13195 * config/arm/arm.md (*arm_movw): Delete.
13196 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
13197 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
13198 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
13200 2009-06-22 Martin Jambor <mjambor@suse.cz>
13202 PR tree-optimization/40492
13203 * tree-sra.c (sra_modify_assign): Pass zero offsets to
13204 build_ref_for_offset.
13206 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
13208 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
13209 JUMP_TABLE_DATA_P predicates where applicable.
13210 * auto-inc-dec.c: Ditto.
13211 * builtins.c: Ditto.
13212 * caller-save.c: Ditto.
13214 * cfgcleanup.c: Ditto.
13215 * cfglayout.c: Ditto.
13217 * combine.c: Ditto.
13218 * combine-stack-adj.c: Ditto.
13222 * df-scan.c: Ditto.
13224 * dwarf2asm.c: Ditto.
13225 * dwarf2out.c: Ditto.
13226 * emit-rtl.c: Ditto.
13232 * function.c: Ditto.
13235 * genpreds.c: Ditto.
13236 * genrecog.c: Ditto.
13238 * ira-costs.c: Ditto.
13239 * ira-lives.c: Ditto.
13241 * loop-iv.c: Ditto.
13242 * lower-subreg.c: Ditto.
13243 * modulo-sched.c: Ditto.
13245 * postreload.c: Ditto.
13246 * print-rtl.c: Ditto.
13248 * reginfo.c: Ditto.
13249 * regmove.c: Ditto.
13250 * reload1.c: Ditto.
13253 * rtlanal.c: Ditto.
13255 * sched-vis.c: Ditto.
13257 * sel-sched-ir.c: Ditto.
13258 * simplify-rtx.c: Ditto.
13259 * targhooks.c: Ditto.
13260 * var-tracking.c: Ditto.
13261 * vmsdbgout.c: Ditto.
13263 2009-06-22 Matthias Klose <doko@ubuntu.com>
13265 * Makefile.in (install-plugin): Always use DESTDIR.
13267 2009-06-22 Olivier Hainque <hainque@adacore.com>
13269 * config/pa/pa.c (output_call): Don't optimize post call jumps
13270 into return address adjustments if the call may throw.
13272 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
13274 * arm.c (thumb1_output_casesi): New function.
13275 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
13276 optimizing for size or PIC.
13277 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
13278 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
13279 (casesi): Handle Thumb-1 when optimizing for size or PIC.
13280 (thumb1_casesi_internal_pic): New expand rule.
13281 (thumb1_casesi_dispatch): New pattern.
13282 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
13284 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
13285 in the text seciton when PIC or optimizing for size.
13286 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
13287 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
13288 preservation properties of code.
13289 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
13290 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
13291 (__gnu_thumb1_case_si): New function.
13292 * t-arm (LIB1ASMSRC): Define here.
13293 (LIB1ASMFUNCS): Add some common functions.
13294 * t-arm-elf (LIB1ASMSRC): Delete.
13295 (LIB1ASMFUNCS): Append to existing set.
13296 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13297 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13298 * t-symbian (LIB1ASMFUNCS): Likewise.
13299 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13300 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
13302 2009-06-21 Richard Guenther <rguenther@suse.de>
13304 PR tree-optimization/38729
13305 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
13306 to loops with a single exit if -fno-expensive-optimizations.
13308 2009-06-21 Jakub Jelinek <jakub@redhat.com>
13310 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
13311 (dataflow_set): Change vars type from htab_t to shared_hash.
13312 (shared_hash_pool, empty_shared_hash): New variables.
13313 (vars_clear): Removed.
13314 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
13315 shared_hash_find_slot_unshare, shared_hash_find_slot,
13316 shared_hash_find_slot_noinsert, shared_hash_find): New
13318 (shared_hash_unshare, shared_hash_destroy): New functions.
13319 (unshare_variable): Unshare set->vars if shared, use
13321 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
13322 (get_init_value, find_src_set_src, dump_dataflow_set,
13323 clobber_variable_part, emit_notes_for_differences): Use
13325 (dataflow_set_init): Remove second argument, set vars to
13326 empty_shared_hash instead of creating a new htab.
13327 (dataflow_set_clear): Call shared_hash_destroy and set vars
13328 to empty_shared_hash instead of calling vars_clear.
13329 (dataflow_set_copy): Don't call vars_copy, instead just share
13330 the src htab with dst.
13331 (variable_union): Use shared_hash_*, use initially NO_INSERT
13332 lookup if set->vars is shared. Don't keep slot cleared before
13333 calling unshare_variable. Unshare set->vars if needed.
13334 Even ->refcount == 1 vars must be unshared if set->vars is shared
13335 and var needs to be modified.
13336 (variable_canonicalize): New function.
13337 (dataflow_set_union): If dst->vars is empty, just share src->vars
13338 with dst->vars and traverse with variable_canonicalize to canonicalize
13339 and unshare what is needed.
13340 (dataflow_set_different): If old_set and new_set use the same shared
13341 htab, they aren't different. If number of htab elements is different,
13342 htabs are different. Use shared_hash_*.
13343 (dataflow_set_destroy): Call shared_hash_destroy instead of
13345 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
13346 second argument to dataflow_set_init.
13347 (vt_initialize): Likewise. Initialize shared_hash_pool and
13348 empty_shared_hash, move bb in/out initialization afterwards.
13349 Use variable_htab_free instead of NULL as changed_variables del hook.
13350 (variable_was_changed): Change type of second argument to pointer to
13351 dataflow_set. When inserting var into changed_variables, bump
13352 refcount. Unshare set->vars if set is shared htab and slot needs to
13354 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
13355 lookup if set->vars is shared. Unshare set->vars if needed.
13356 Even ->refcount == 1 vars must be unshared if set->vars is shared
13357 and var needs to be modified. Adjust variable_was_changed caller.
13358 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
13359 vars must be unshared if set->vars is shared and var needs to be
13360 modified. Adjust variable_was_changed caller.
13361 (emit_note_insn_var_location): Don't pool_free var.
13362 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
13364 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
13365 free_alloc_pool on shared_hash_pool.
13367 2009-06-20 Anthony Green <green@moxielogic.com>
13369 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
13370 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
13372 2009-06-20 Richard Guenther <rguenther@suse.de>
13374 * tree-ssa-structalias.c (find_func_aliases): For memset use
13375 a constraint from NULL if we memset to zero.
13376 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
13377 we explicitly handle that do not read from memory.
13378 (call_may_clobber_ref_p_1): Properly handle builtins that may
13381 2009-06-20 Richard Guenther <rguenther@suse.de>
13383 PR tree-optimization/40495
13384 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
13385 (new_scalar_tmp_constraint_exp): New function.
13386 (process_constraint): Do not create temporary decls.
13387 (process_all_all_constraints): Likewise.
13388 (handle_const_call): Likewise.
13389 (create_function_info_for): Do not set decl.
13391 2009-06-19 Ian Lance Taylor <iant@google.com>
13393 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
13394 (rs6000_attribute_table): Make static; move before use.
13396 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
13398 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
13399 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
13400 Propagate the TREE_READONLY flag without overwriting it.
13401 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
13402 Propagate the TREE_READONLY flag onto the result.
13403 (process_call_operands): Move around. Use correct constant value.
13405 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13408 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
13409 * config/arm/arm.md: Likewise.
13411 2009-06-19 Ian Lance Taylor <iant@google.com>
13413 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
13414 to GIMPLE_ERROR_MARK.
13416 * c-typeck.c (build_conditional_expr): Add op1_original_type and
13417 op2_original_type parameters. Warn about using different enum types.
13418 * c-parser.c (c_parser_conditional_expression): Pass original
13419 types to build_conditional_expr.
13420 * c-tree.h (build_conditional_expr): Update declaration.
13422 2009-06-19 Ian Lance Taylor <iant@google.com>
13424 * config/i386/i386.c (ix86_function_specific_save): Test that
13425 fields match values, rather than testing the values are in a
13428 2009-06-19 Richard Guenther <rguenther@suse.de>
13430 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
13431 ADDR_EXPR pointers.
13432 (ptr_derefs_may_alias_p): Likewise.
13433 (ptr_deref_may_alias_ref_p_1): New function.
13434 (ptr_deref_may_alias_ref_p): Likewise.
13435 (ref_maybe_used_by_call_p_1): Handle builtins that are not
13436 covered by looking at the ESCAPED solution.
13437 (call_may_clobber_ref_p_1): Likewise.
13438 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
13439 Handle NULL_TREE offset. Do not produce redundant constraints.
13440 (process_all_all_constraints): New helper function.
13441 (do_structure_copy): Use it.
13442 (handle_lhs_call): Likewise.
13443 (find_func_aliases): Handle some builtins with pointer arguments
13444 and/or return values explicitly.
13446 2009-06-19 Ian Lance Taylor <iant@google.com>
13448 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
13450 2009-06-19 Ian Lance Taylor <iant@google.com>
13452 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
13454 2009-06-19 Ian Lance Taylor <iant@google.com>
13456 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
13457 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
13460 * c-decl.c (finish_decl): If -Wc++-compat, warn about
13461 uninitialized const.
13463 2009-06-19 Ian Lance Taylor <iant@google.com>
13465 * dse.c (struct store_info): Rename bitmap field to bmap. Change
13468 * c-decl.c (in_struct, struct_types): Remove.
13469 (struct c_binding): Add in_struct field.
13470 (c_binding_ptr): Define type, along with VEC.
13471 (struct c_struct_parse_info): Define.
13472 (struct_parse_info): New static variable.
13473 (bind): Initialize in_struct field.
13474 (start_struct): Remove enclosing_in_struct and
13475 enclosing_struct_types parameters. Add
13476 enclosing_struct_parse_info parameter. Change all callers. Set
13477 struct_parse_info rather than in_struct and struct_types.
13478 (grokfield): If -Wc++-compat and there is a symbol binding for the
13479 field name, set the in_struct flag and push it on the
13480 struct_parse_info->fields vector.
13481 (warn_cxx_compat_finish_struct): New static function.
13482 (finish_struct): Remove enclosing_in_struct and
13483 enclosing_struct_types parameters. Add
13484 enclosing_struct_parse_info parameter. Change all callers. Don't
13485 set C_TYPE_DEFINED_IN_STRUCT here. Call
13486 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13487 parameter. Only push on struct_types if warn_cxx_compat.
13488 (finish_enum): Only push on struct_types if warn_cxx_compat.
13489 (declspecs_add_type): Add loc parameter. Change all callers.
13490 Change all error calls to error_at. Pass loc, not input_location,
13491 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13492 defined in a struct. If -Wc++-compat and parsing a struct, record
13493 that a typedef name was used.
13494 * c-parser.c (c_parser_declspecs): Get location to pass to
13495 declspecs_add_type.
13496 (c_parser_struct_or_union_specifier): Update calls to start_struct
13498 * c-tree.h (struct c_struct_parse_info): Declare.
13499 (finish_struct, start_struct): Update declarations.
13500 (declspecs_add_type): Update declaration.
13502 2009-06-19 Ian Lance Taylor <iant@google.com>
13504 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13505 variable with an anonymous type.
13507 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13509 * see.c: Remove for real.
13511 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13513 * optabs.h (enum optab_index): Add new OTI_significand.
13514 (significand_optab): Define corresponding macro.
13515 * optabs.c (init_optabs): Initialize significand_optab.
13516 * genopinit.c (optabs): Implement significand_optab using
13517 significand?f2 patterns.
13518 * builtins.c (expand_builtin_mathfn): Handle
13519 BUILT_IN_SIGNIFICAND{,F,L}.
13520 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13521 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13523 * config/i386/i386.md (significandxf2, significand<mode>2): New
13524 expanders to implement significandf, significand and significandl
13525 built-ins as inline x87 intrinsics.
13527 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13529 * config/avr/avr.c (avr_override_options): Remove setting value of
13530 PARAM_INLINE_CALL_COST.
13532 2009-06-18 Richard Henderson <rth@redhat.com>
13535 * tree-pass.h (TDF_ASMNAME): New.
13536 * tree-dump.c (dump_options): Add asmname.
13537 * doc/invoke.texi: Document it.
13539 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13540 (dump_decl_name): ...here.
13541 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13542 (dump_generic_node): Update dump_function_name calls.
13543 (print_call_name): New flags arg; update all dump calls.
13544 * diagnostic.h (print_call_name): Update.
13545 * gimple-pretty-print.c (dump_gimple_call): Update.
13547 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13550 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13552 2009-06-18 Diego Novillo <dnovillo@google.com>
13554 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13555 * plugin.c (str_license): Declare.
13556 (try_init_one_plugin): Assert that the symbol
13557 'plugin_is_GPL_compatible' exists.
13559 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13562 * Makefile.in (OBJS-common): Remove see.o.
13564 * common.opt (fsee): Mark as preserved for backward compatibility.
13565 * opts.c (common_handle_option): Add OPT_fsee to the backward
13566 compatibility section.
13567 * passes.c (init_optimization_passes, pass_see): Remove pass.
13568 * timevar.def (TV_SEE): Remove.
13569 * tree-pass.h (pass_see): Remove declaration.
13570 * doc/invoke.texi (-fsee): Remove documentation.
13572 2009-06-18 Martin Jambor <mjambor@suse.cz>
13574 * tree-sra.c: Include statistics.h
13575 (sra_stats): New variable.
13576 (sra_initialize): Clear sra_stats.
13577 (create_access_replacement): Increment sra_stats.replacements.
13578 (get_access_replacement): Do not return twice.
13579 (analyze_all_variable_accesses): Increment statistics counter by the
13580 number of scalarized aggregates.
13581 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13582 (sra_modify_expr): Increment sra_stats.exprs.
13583 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13584 (sra_modify_assign): Increment sra_stats.exprs,
13585 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13586 (perform_intra_sra): Update statistics counters.
13587 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13589 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13591 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13592 (arm_scalar_mode_supported_p): New function.
13594 2009-06-18 Paul Brook <paul@codesourcery.com>
13595 Sandra Loosemore <sandra@codesourcery.com>
13597 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13598 (__extendhfsf2, __truncsfhf2): Define.
13599 * config/arm/fp16.c: New file.
13600 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13601 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13603 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13605 * doc/extend.texi (Half-Precision): New section.
13606 * doc/invoke.texi (Option Summary): List -mfp16-format.
13607 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13608 * config/arm/arm.opt (mfp16-format=): New.
13609 * config/arm/arm.c: Include intl.h.
13610 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13611 (TARGET_INVALID_RETURN_TYPE): Redefine.
13612 (TARGET_PROMOTED_TYPE): Redefine.
13613 (TARGET_CONVERT_TO_TYPE): Redefine.
13614 (arm_fp16_format): Define.
13615 (all_fpus): Add entry for neon-fp16.
13616 (fp_model_for_fpu): Likewise.
13617 (struct fp16_format): Declare.
13618 (all_fp16_formats): Define.
13619 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13621 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13623 (arm_legitimate_index_p): Treat HFmode like HImode.
13624 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13625 (coproc_secondary_reload_class): Special-case HFmode.
13626 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13627 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13628 (arm_init_fp16_builtins): New.
13629 (arm_init_builtins): Call it.
13630 (arm_invalid_parameter_type): New.
13631 (arm_invalid_return_type): New.
13632 (arm_promoted_type): New.
13633 (arm_convert_to_type).
13634 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13636 (arm_emit_fp16_const): New function.
13637 (arm_mangle_type): Mangle __fp16 as "Dh".
13638 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13640 (TARGET_NEON_FP16): New.
13641 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13642 (enum fputype): Add FPUTYPE_NEON_FP16.
13643 (enum arm_fp16_format_type): Declare.
13644 (arm_fp16_format): Declare.
13645 (LARGEST_EXPONENT_IS_NORMAL): Define.
13646 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13647 * config/arm/arm-modes.def (HFmode): Define.
13648 * config/arm/vfp.md (*movhf_vfp): New.
13649 (extendhfsf2): New.
13651 * config/arm/arm.md (fpu): Add neon_fp16.
13652 (floatsihf2, floatdihf2): New.
13653 (fix_trunchfsi2, fix_trunchfdi2): New.
13655 (extendhfdf2): New.
13657 (*arm32_movhf): New.
13658 (*thumb1_movhf): New.
13659 (consttable_2): Add check for HFmode constants.
13660 (consttable_4): Handle HFmode constants.
13662 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13664 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13666 2009-06-17 Olivier Hainque <hainque@adacore.com>
13668 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13669 const char ** conversion in AIX specific section.
13671 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13673 * config/i386/i386.c (ix86_special_builtin_type): Remove
13674 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13675 (bdesc_special_args): Updated.
13676 (ix86_init_mmx_sse_builtins): Likewise.
13677 (ix86_expand_special_args_builtin): Likewise.
13679 2009-06-17 Richard Henderson <rth@redhat.com>
13681 * tree-pretty-print.c (maybe_dump_asm_name): New.
13682 (dump_decl_name): Use it.
13683 (PRINT_FUNCTION_NAME): Merge into...
13684 (dump_function_name): ... here. Use maybe_dump_asm_name.
13686 2009-06-17 Cary Coutant <ccoutant@google.com>
13688 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13690 * debug.c (struct gcc_debug_hooks): Change placeholder for
13692 (debug_nothing_int_charstar_int): Replaced by...
13693 (debug_nothing_int_charstar_int_bool): ...this.
13694 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13695 source_line prototype.
13696 (debug_nothing_int_charstar_int): Replaced by...
13697 (debug_nothing_int_charstar_int_bool): ...this.
13698 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13699 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13700 Output is_stmt operand when necessary.
13701 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13702 (notice_source_line): Add is_stmt parameter.
13703 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13704 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13706 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13707 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13709 2009-06-17 Ian Lance Taylor <iant@google.com>
13711 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13713 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13716 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13718 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13719 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13720 tree_strip_sign_nop_conversions and
13721 tree_ssa_strip_useless_type_conversions rather than stripping
13722 the operations here.
13723 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13725 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13726 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13727 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13728 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13731 2009-06-17 Michael Eager <eager@eagercon.com>
13733 * config/rs6000/constraints.md (register_constraint "d"): New.
13734 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13735 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13736 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13737 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13738 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13739 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13740 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13741 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13742 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13743 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13745 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13746 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13747 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13748 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13749 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13750 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13751 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13752 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13753 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13754 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13755 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13756 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13757 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13758 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13760 2009-06-16 Ian Lance Taylor <iant@google.com>
13762 * profile.c (total_num_never_executed): Don't define.
13763 (compute_branch_probabilities): Don't count or print
13764 num_never_executed.
13765 (init_branch_prob): Don't set total_num_never_executed.
13766 (end_branch_prob): Don't print total_num_never_executed.
13768 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13770 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13772 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13774 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13775 (nabstd2_fpr): Same.
13777 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13779 * expr.c (expand_assignment): Change complex type check.
13781 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13783 * doc/plugins.texi (Building GCC plugins): Added new section.
13785 2009-06-17 Ian Lance Taylor <iant@google.com>
13787 * c-pch.c (get_ident): Don't set size of templ array.
13788 (pch_init): Don't set size of partial_pch array.
13790 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13791 string constant to intialize an array whose size is the length of
13794 2009-06-17 Richard Guenther <rguenther@suse.de>
13796 PR tree-optimization/40389
13797 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13798 to addressable types.
13799 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13801 2009-06-17 Richard Guenther <rguenther@suse.de>
13803 PR middle-end/40460
13804 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13805 if there is no evolution of left in the loop bail out.
13806 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13807 chrec_fold_multiply.
13809 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13810 Janis Johnson <janis187@us.ibm.com>
13813 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13814 for the symbol ref of a constant that is the source of a move
13815 - nor for any other not-obvious-label-ref constants.
13817 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13819 * plugin.c (position_pass): Skip newly inserted pass during list
13820 traversal to avoid repeated insertion.
13822 2009-06-16 Ian Lance Taylor <iant@google.com>
13824 * vec.h (VEC_stack_alloc): Define different version if
13825 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13826 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13827 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13828 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13830 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13832 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13834 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13835 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13836 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13837 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13838 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13839 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13840 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13841 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13842 __builtin_ia32_rdtscp.
13843 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13844 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13845 and __builtin_ia32_rorhi.
13846 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13847 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13848 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13849 (ix86_expand_args_builtin): Likewise.
13850 (ix86_expand_special_args_builtin): Likewise.
13852 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13853 (UNSPECV_RDTSC): Likewise.
13854 (UNSPECV_RDPMC): Likewise.
13855 (*bsr): Renamed to ...
13857 (*bsr_rex64): Renamed to ...
13860 (*rdpmc): Likewise.
13861 (*rdpmc_rex64): Likewise.
13863 (*rdtsc): Likewise.
13864 (*rdtsc_rex64): Likewise.
13865 (rdtscp): Likewise.
13866 (*rdtscp): Likewise.
13867 (*rdtscp_rex64): Likewise.
13869 * config/i386/ia32intrin.h: New.
13871 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13873 2009-06-16 Ian Lance Taylor <iant@google.com>
13875 * ira-build.c (copy_info_to_removed_store_destinations):
13876 Initialize parent_a.
13878 2009-06-16 Ian Lance Taylor <iant@google.com>
13880 * c-decl.c (grokdeclarator): Change size_varies to bool.
13882 2009-06-16 Ian Lance Taylor <iant@google.com>
13884 * sel-sched.c: Make forward declarations of move_op_hooks and
13885 fur_hooks explicitly extern.
13887 2009-06-16 Ian Lance Taylor <iant@google.com>
13889 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13890 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13892 2009-06-16 Ian Lance Taylor <iant@google.com>
13894 * resource.c (mark_referenced_resources): Change
13895 include_delayed_effects parameter to bool. Change all callers.
13896 (mark_end_of_function_resources): Likewise.
13897 * reorg.c (insn_references_resource_p): Likewise.
13898 (insn_sets_resource_p): Likewise.
13899 * resource.h (mark_referenced_resources): Update declaration.
13900 (mark_end_of_function_resources): Update declaration.
13902 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13904 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13906 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13908 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13909 GCC can bootstrap on AIX with GNU Binutils 2.20.
13911 2009-06-16 Ian Lance Taylor <iant@google.com>
13913 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13915 2009-06-16 Ian Lance Taylor <iant@google.com>
13917 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13918 inline, not extern inline.
13919 (exact_log2): Likewise.
13920 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13922 (exact_log2): Likewise, but don't test CTZ_HWI.
13924 2009-06-16 Ian Lance Taylor <iant@google.com>
13926 * bitmap.c (bitmap_clear): Don't declare as inline.
13927 * gimple.c (gimplify_assign): Likewise.
13928 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13929 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13930 (sched_scan_info): Remove duplicate definition.
13932 2009-06-16 Ian Lance Taylor <iant@google.com>
13934 * c-common.c (skip_evaluation): Don't define.
13935 (c_inhibit_evaluation_warnings): Define global variable.
13936 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13937 than skip_evaluation.
13938 (convert_and_check, warn_for_div_by_zero): Likewise.
13939 * c-common.h (skip_evaluation): Don't declare.
13940 (c_inhibit_evaluation_warnings): Declare.
13941 * c-parser.c (c_parser_typeof_specifier): Set
13942 c_inhibit_evaluation_warnings rather than skip_evaluation.
13943 (c_parser_conditional_expression): Likewise.
13944 (c_parser_binary_expression): Likewise.
13945 (c_parser_sizeof_expression): Likewise.
13946 (c_parser_alignof_expression): Likewise.
13947 * c-typeck.c (build_indirect_ref): Check
13948 c_inhibit_evaluation_warnings rather than skip_evaluation.
13949 (build_conditional_expr, build_binary_op): Likewise.
13951 2009-06-16 Richard Guenther <rguenther@suse.de>
13953 * tree-ssa-alias.c (is_escape_site): Remove.
13954 * tree-ssa-alias.h (enum escape_type): Remove.
13955 (is_escape_site): Likewise.
13956 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13957 via casts and asms without deferring to is_escape_site.
13959 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13961 PR middle-end/40446
13962 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13963 use gen_lowpart if op0 has complex mode.
13965 2009-06-16 Richard Guenther <rguenther@suse.de>
13967 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13968 variables add them to ESCAPED.
13969 (find_func_aliases): Do not make all indirectly stored values escaped.
13971 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13973 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13974 make_decl_one_only.
13976 2009-06-16 Martin Jambor <mjambor@suse.cz>
13978 PR tree-optimization/40432
13979 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13980 check whether we need to force gimple register operand.
13982 2009-06-16 Martin Jambor <mjambor@suse.cz>
13984 PR tree-optimization/40413
13985 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13986 build_ref_for_offset.
13987 (propagate_subacesses_accross_link): Fix a typo in a comment.
13989 2009-06-16 Ira Rosen <irar@il.ibm.com>
13991 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13992 with additional parameter.
13993 * tree-vectorizer.h (enum vect_def_type): Add new value
13995 (enum vect_relevant): Add comments.
13996 (vect_is_simple_reduction): Add new argument.
13997 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13998 Detect nested cycles.
13999 (vect_is_simple_reduction): Update documentation, add an argument to
14000 distinguish inner-loop reduction from nested cycle, detect nested
14001 cycles, fix printings and indentation, don't swap operands in case
14003 (get_initial_def_for_reduction): Handle subtraction.
14004 (vect_create_epilog_for_reduction): Add new argument to specify
14005 reduction variable.
14006 (vect_finalize_reduction): Handle subtraction, fix comments.
14007 (vectorizable_reduction): Handle nested cycles. In case of nested
14008 cycle keep track of the reduction variable position. Call
14009 vect_is_simple_reduction with additional parameter. Use original
14010 statement code in reduction epilogue for nested cycle. Call
14011 vect_create_epilog_for_reduction with additional parameter.
14012 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
14013 inner-loop vectorization.
14014 (vect_recog_widen_sum_pattern): Likewise.
14015 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
14017 (vect_mark_stmts_to_be_vectorized): Likewise.
14018 (vect_get_vec_def_for_operand): Handle nested cycles.
14020 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14022 * doc/invoke.texi (Debugging Options): Fix option index entries
14023 for -fdump-statistics, -frandom-seed add entries for
14024 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
14025 (FRV Options): Fix entries for -mTLS, -mtls.
14026 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
14027 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
14028 (M68hc1x Options): Fix @itemx for -mnominmax.
14029 (MCore Options): Fix entry for -mno-lsim.
14030 (MMIX Options): Fix entry for -mabi=mmixware.
14031 (PDP-11 Options): Fix entry for -mbcopy-builtin.
14033 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
14035 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
14036 Mention the plugin mode of gengtype.
14037 * doc/gty.texi (Source Files Containing Type Information): Likewise.
14038 * gengtype.c: Updated copyright.
14039 (plugin_files, nb_plugin_files) Added new static variables.
14040 (measure_input_list) Care about plugin_files.
14041 (write_rtx_next): Added early return in plugin mode.
14042 (create_file): Updated copyright year in generated file. Added
14044 (oprintf): Added early return if NULL outf.
14045 (get_output_file_with_visibility): Care of plugin_files.
14046 (get_output_file_name): May return null.
14047 (write_local): Added early return.
14048 (put_mangled_filename): Ditto.
14049 (finish_root_table): Added check for base_files.
14050 (write_roots): Care about null when plugins.
14051 (main): Added plugin mode.
14053 2009-06-15 Ian Lance Taylor <iant@google.com>
14055 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
14056 * gcov.c (read_count_file): Add braces around variables declared
14059 * c.opt (Wjump-misses-init): New warning.
14060 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
14061 -Wall and -Wc++-compat if not already set.
14062 (c_common_post_options): Clear warn_jump_misses_init if it was not
14064 * c-decl.c (struct c_binding): Change type field to a union with
14065 new label field. Make it the first field in the struct. Update
14066 references to type to use u.type instead.
14067 (struct c_spot_bindings): Define.
14068 (struct c_goto_bindings): Define.
14069 (c_goto_bindings_p): Define, along with VECs.
14070 (struct c_label_vars): Define.
14071 (struct c_scope): Add has_label_bindings field.
14072 (bind_label, set_spot_bindings): New static functions.
14073 (decl_jump_unsafe, update_spot_bindings): New static functions.
14074 (update_label_decls): New static function.
14075 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
14076 Update binding u.label field to shadowed field.
14077 (c_binding_start_stmt_expr): New function.
14078 (c_binding_end_stmt_expr): New function.
14079 (pushdecl): Don't call c_begin_vm_scope.
14080 (make_label): Add defining and p_label_vars parameters. Change
14082 (lookup_label): Correct test for whether a label has not yet been
14083 defined. Call bind_label rather than bind.
14084 (warn_about_goto): New static function.
14085 (lookup_label_for_goto): New function.
14086 (declare_label): Call bind_label rather than bind.
14087 (check_earlier_gotos): New static function.
14088 (define_label): Don't give errors about jumping into statement
14089 expressions or scopes of variably modified types. Call
14090 set_spot_bindings and check_earlier_gotos. Call bind_label
14091 instead of bind. Don't set label_context_stack_se or
14092 label_context_stack_vm.
14093 (c_get_switch_bindings): New function.
14094 (c_release_switch_bindings): New function.
14095 (c_check_switch_jump_warnings): New function.
14096 (start_function): Don't set label_context_stack_se or
14097 label_context_stack_vm.
14098 (finish_function): Likewise.
14099 * c-typeck.c (label_context_stack_se): Don't define.
14100 (label_context_stack_vm): Don't define.
14101 (c_finish_goto_label): Call lookup_label_for_goto rather than
14102 lookup_label. Don't give errors about jumping into a statement
14103 expression or the scope of a variably modified type. Don't set
14104 label_context_stack_se or label_context_stack_vm.
14105 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
14106 fields. Add bindings field.
14107 (c_start_case): Don't set deleted fields. Set bindings field.
14108 (do_case): Rework order of tests. Don't check blocked_stmt_expr
14109 or blocked_vm. Call c_check_switch_jump_warnings.
14110 (c_finish_case): Don't test blocked_stmt_expr field. Call
14111 c_release_switch_bindings.
14112 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
14113 c_switch_stack. Don't walk label_context_stack_se labels. Don't
14114 set label_context_stack_se. Call c_bindings_start_stmt_expr.
14115 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
14116 c_switch_stack. Don't walk label_context_stack_se labels. Don't
14117 set label_context_stack_se. Call c_bindings_end_stmt_expr.
14118 (c_begin_vm_scope, c_end_vm_scope): Don't define.
14119 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
14120 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
14121 (C_DECL_UNJUMPABLE_VM): Don't define.
14122 (C_DECL_UNDEFINABLE_VM): Don't define.
14123 (struct c_label_list): Don't define.
14124 (struct c_label_context_se): Don't define.
14125 (struct c_label_context_vm): Don't define.
14126 (struct c_spot_bindings): Declare.
14127 (c_bindings_start_stmt_expr): Declare.
14128 (c_bindings_end_stmt_expr): Declare.
14129 (lookup_label_for_goto): Declare.
14130 (c_get_switch_bindings, c_release_switch_bindings): Declare.
14131 (c_check_switch_jump_warnings): Declare.
14132 (label_context_stack_se, label_context_stack_vm): Don't declare.
14133 (c_finish_goto_label): Update declaration.
14134 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
14135 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
14136 (Warning Options): Document -Wjump-misses-init.
14138 2009-06-15 Jakub Jelinek <jakub@redhat.com>
14140 * tree-object-size.c (addr_object_size): Fix a pasto in the last
14143 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
14145 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
14147 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
14149 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
14151 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
14153 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
14155 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
14157 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
14158 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
14159 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
14160 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
14161 * dwarf2asm.c (dw2_force_const_mem): Update call to
14162 make_decl_one_only.
14163 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
14164 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
14165 * langhooks.c (lhd_comdat_group): Remove.
14166 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
14167 * tree.h (DECL_COMDAT_GROUP): New.
14168 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
14169 (tree_decl_with_vis): Add comdat_group. Remove one_only.
14170 (make_decl_one_only): Change signature.
14171 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
14172 make_decl_one_only.
14173 (make_decl_one_only): Change signature.
14174 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
14176 2009-06-15 Richard Guenther <rguenther@suse.de>
14178 PR middle-end/40439
14179 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
14181 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14183 * tree-ssa-math-opts.c: Remove extra divide.
14185 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14187 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
14189 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
14191 * passes.c: Add bswap pass.
14192 * tree-pass.h: Add pass_optimize_bswap declaration.
14193 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
14194 Include rtl.h, expr.h and optabs.h for optab_handler check.
14195 (struct symbolic_number, pass_optimize_bswap): New definition.
14196 (do_shift_rotate, verify_symbolic_number_p): New functions.
14197 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
14198 (gate_optimize_bswap): New function.
14199 * tree.c (widest_int_cst_value): New function.
14200 * tree.h (widest_int_cst_value): Prototype added.
14202 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
14204 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
14205 REG_EQUAL/REG_EQUIV notes.
14207 2009-06-14 Richard Guenther <rguenther@suse.de>
14209 PR middle-end/40389
14210 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
14211 has its address taken if NRV was applied and it is addressable.
14212 * tree-ssa-structalias.c (get_constraint_for_address_of): New
14213 function split out from ...
14214 (get_constraint_for_1): ... here.
14215 (handle_rhs_call): Use it to mark the return slot escaped if
14216 it is addressable and NRV was applied.
14218 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
14220 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
14221 Change first argument type to location_t.
14222 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
14223 Do not set input_location.
14224 Use loc instead of input_location throughout.
14226 2009-06-13 Richard Guenther <rguenther@suse.de>
14228 PR tree-optimization/40421
14229 * tree-predcom.c (should_unroll_loop_p): Remove.
14230 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
14232 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
14234 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14235 Add location argument.
14237 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
14239 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
14241 * config/s390/s390.c (s390_build_builtin_va_list): Same.
14242 (s390_gimplify_va_arg): Pass location to create_artificial_label.
14243 * config/spu/spu-protos.h: Add location to
14244 spu_resolve_overloaded_builtin.
14245 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
14246 spu_build_builtin_va_list.
14247 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
14248 argument. Pass location to build_function_call_vec.
14249 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
14251 (emit_fpu_switch): Same.
14252 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
14253 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
14254 to build_decl and create_artificial_label.
14255 (xtensa_gimplify_va_arg_expr): Same.
14256 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
14257 (xstormy16_gimplify_va_arg_expr): Same.
14258 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
14259 * config/arm/arm.c (arm_build_builtin_va_list): Same.
14260 * config/mips/mips.c (mips_build_builtin_va_list): Same.
14261 (mips16_build_function_stub): Same.
14262 (mips16_build_call_stub): Same.
14264 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
14267 * arm/constraints.md (Pa, Pb): New constraints.
14268 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
14269 split pattern to deal with them.
14271 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
14273 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
14274 fix index entry for -Xpreprocessor.
14276 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
14278 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
14279 Add location argument to build_decl call.
14280 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
14281 (rs6000_init_builtins): Same.
14282 (spe_init_builtins): Same.
14283 (rs6000_gimplify_va_arg): Add location argument to
14284 create_artificial_label call.
14286 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
14288 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
14289 * combine-stack-adj.c (pass_stack_adjustments): Use it.
14290 * Makefile.in: Fix GGC dependency for gcse.o.
14292 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
14294 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
14295 * gimple-pretty-print.c (dump_gimple_stmt): Same.
14296 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
14298 * c-parser.c (c_parser_binary_expression): Use current column while
14299 building binary operations.
14300 * common.opt (fshow-column): Enable by default.
14301 * tree-vrp.c (check_array_ref): Use warning_at.
14302 (check_array_bounds): Use location from call back if expr has no
14304 * tree.h: Add location argument to maybe_fold_*.
14305 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
14306 (maybe_fold_offset_to_array_ref): Add location argument and use it.
14307 (maybe_fold_offset_to_component_ref): Same.
14308 (maybe_fold_offset_to_reference): Same.
14309 (maybe_fold_offset_to_address): Same.
14310 (maybe_fold_stmt_indirect): Same.
14311 (maybe_fold_stmt_addition): Same.
14312 (fold_stmt_r): Pass location to maybe_fold_*.
14313 (fold_gimple_assign): Same.
14314 * c-tree.h: Add location argument to finish_decl,
14315 default_function_array_conversion, store_init_value.
14316 * c-decl.c (define_label): Use error_at.
14317 (c_make_fname_decl): Pass location to finish_decl.
14318 (finish_decl): New location argument.
14319 (build_compound_literal): Pass location to store_init_value.
14320 (grokdeclarator): Pass location to finish_decl.
14322 * c-typeck.c (array_to_pointer_conversion): New location argument.
14323 (function_to_pointer_conversion): Same.
14324 (default_function_array_conversion): Same.
14325 (parser_build_unary_op): Pass location to overflow_warning.
14326 (parser_build_binary_op): Same. Use warning_at.
14327 (build_unary_op): Pass location to array_to_pointer_conversion.
14328 (build_c_cast): Pass location to digest_init.
14329 (build_modify_expr): New location argument.
14330 (convert_for_assignment): Same.
14331 (store_init_value): Same.
14332 (digest_init): Same.
14333 (output_init_element): Pass location to digest_init and
14334 array_to_pointer_conversion.
14335 (c_finish_return): Pass location to convert_for_assignment.
14336 * gimplify.c (gimplify_conversion): Pass location to
14337 maybe_fold_offset_to_address.
14338 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
14339 to maybe_fold_stmt_addition.
14340 * c-omp.c (c_finish_omp_atomic): Pass new location to
14342 (c_finish_omp_for): Same.
14343 * c-common.c (overflow_warning): New argument.
14344 * c-common.h: New argument to build_modify_expr, overflow_warning.
14345 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
14347 (c_parser_initializer): Pass location to
14348 default_function_array_conversion.
14349 (c_parser_initelt): Same.
14350 (c_parser_initval): Same.
14351 (c_parser_asm_operands): Same.
14352 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
14353 (c_parser_conditional_expression): Same.
14354 (c_parser_binary_expression): Add location info to stack. Use it.
14355 (c_parser_unary_expression): Pass location to
14356 default_function_array_conversion, parser_build_unary_op,
14357 build_indirect_ref, c_parser_postfix_expression_after_primary.
14358 (c_parser_postfix_expression_after_primary): New location argument.
14360 (c_parser_expression_conv): Pass location to
14361 default_function_array_conversion.
14362 (c_parser_expr_list): Same.
14363 (c_parser_omp_atomic): Same.
14364 (c_parser_omp_for_loop): Same.
14365 * c-tree.h (struct c_declarator): Add comment to id_loc.
14366 (build_array_declarator): New argument.
14367 * c-decl.c (build_array_declarator): Add location argument.
14368 (grokdeclarator): Set id_loc for cdk_array.
14369 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
14370 build_array_declarator.
14371 * tree.c (build_omp_clause): Add location argument.
14372 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
14373 (OMP_CLAUSE_LOCATION): New macro.
14374 (struct tree_omp_clause): Add location field.
14375 (build_omp_clause): Add argument.
14376 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
14377 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
14379 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
14380 (cp_parser_omp_clause_collapse): Same.
14381 (cp_parser_omp_clause_default): Same.
14382 (cp_parser_omp_clause_if): Same.
14383 (cp_parser_omp_clause_nowait): Same.
14384 (cp_parser_omp_clause_num_threads): Same.
14385 (cp_parser_omp_clause_ordered): Same.
14386 (cp_parser_omp_clause_schedule): Same.
14387 (cp_parser_omp_clause_untied): Same.
14388 (cp_parser_omp_for_loop): Same.
14389 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14390 * c-tree.h (c_start_case): Add location argument.
14391 (c_process_expr_stmt): Same.
14392 (c_finish_goto_*): Same.
14393 * tree-parloops.c (initialize_reductions): Pass location to
14395 (create_parallel_loop): Same.
14396 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
14397 (gfc_trans_omp_reduction_list): Same.
14398 (gfc_trans_omp_clauses): Same.
14399 (gfc_trans_omp_do): Same.
14400 * c-typeck.c (c_finish_goto_label): Same.
14401 (c_finish_goto_ptr): New location argument.
14402 (c_start_case): Same.
14403 (emit_side_effect_warnings): Same.
14404 (c_process_expr_stmt): Same.
14405 (c_finish_stmt_expr): Same.
14406 (c_finish_omp_clauses): Use error_at instead of error.
14407 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
14409 * c-omp.c (c_split_parallel_clauses): New location argument.
14410 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
14411 to build_omp_clause.
14412 (convert_local_reference_stmt): Same.
14413 (convert_gimple_call): Same.
14414 * c-common.h (c_split_parallel_clauses): New argument.
14415 * c-parser.c (c_parser_statement_after_labels): Pass location to
14416 c_finish_goto_label.
14417 (c_parser_switch_statement): Pass location to c_start_case.
14418 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
14419 and c_process_expr_stmt.
14420 (c_parser_omp_variable_list): Add location argument.
14421 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
14422 (c_parser_omp_clause_default): Same.
14423 (c_parser_omp_clause_if): Same.
14424 (c_parser_omp_clause_num_threads): Same.
14425 (-c_parser_omp_clause_ordered): Same.
14426 (c_parser_omp_clause_reduction): Pass location to
14427 c_parser_omp_variable_list.
14428 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
14429 (c_parser_omp_clause_untied): Same.
14430 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
14431 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14433 * c-tree.h (check_for_loop_decls, undeclared_variable,
14434 build_component_ref, build_array_ref, build_external_ref,
14435 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
14436 build_conditional_expr, build_compound_expr, c_cast_expr,
14437 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
14438 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
14440 * c-semantics.c (build_stmt): Same.
14441 (build_case_label): Same.
14442 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
14443 (undeclared_variable): New argument.
14444 (make_label): Same.
14445 (lookup_label): Pass location on down.
14446 (define_label): Same.
14447 (finish_decl): Same.
14448 (build_compound_literal): Same.
14449 (finish_struct): Same.
14450 (finish_function): Do not set location here.
14451 (check_for_loop_decls): New argument.
14452 * tree.c (save_expr): Set location.
14453 (build_empty_stmt): New argument.
14454 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
14455 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
14456 * builtins.c (gimplify_va_arg_expr): Use locations.
14457 (expand_builtin_sync_operation): Same.
14458 * c-typeck.c (build_component_ref): New argument.
14459 (build_array_ref): Same.
14460 (build_external_ref): Same.
14461 (c_expr_sizeof_expr): Same.
14462 (c_expr_sizeof_type): Same.
14463 (parser_build_unary_op): Same.
14464 (build_conditional_expr): Same.
14465 (build_compound_expr): Pass location on down.
14466 (build_compound_expr): New argument.
14467 (build_c_cast): Same.
14468 (c_cast_expr): Same.
14469 (build_asm_expr): Same.
14470 (c_finish_return): Same.
14471 (c_process_expr_stmt): Pass location on down.
14472 (c_finish_stmt_expr): New argument.
14473 (push_clenaup): Same.
14474 (c_finish_omp_parallel): Same.
14475 (c_finish_omp_task): Same.
14476 * gimplify.c (gimplify_call_expr): Pass location on down.
14477 * c-omp.c (c_finish_omp_master): New argument.
14478 (c_finish_omp_critical): Same.
14479 (c_finish_omp_ordered): Same.
14480 (c_finish_omp_barrier): Same.
14481 (-c_finish_omp_taskwait): Same.
14482 (c_finish_omp_atomic): Same.
14483 (c_finish_omp_flush): Same.
14484 * tree-inline.c (copy_tree_body_r): Pass location on down.
14485 (inline_forbidden_p): Remove use of input_location.
14486 * c-gimplify.c (c_build_bind_expr): New argument.
14487 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14488 (c_sizeof_or_alignof_type): New argument.
14489 (c_alignof_expr): Same.
14490 (build_va_arg): Same.
14491 (c_add_case_label): Same.
14492 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14493 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14494 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14495 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14496 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14497 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14499 * stub-objc.c (objc_build_selector_expr): Same.
14500 (objc_build_throw_stmt): Same.
14501 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14502 (c_parser_initelt): Same.
14503 (c_parser_compound_statement): Same.
14504 (c_parser_compound_statement_nostart): Same.
14505 (c_parser_label): Same.
14506 (c_parser_statement_after_labels): Same.
14507 (c_parser_if_body): Same.
14508 (c_parser_else_body): Same.
14509 (c_parser_if_statement): Same.
14510 (c_parser_switch_statement): Same.
14511 (c_parser_while_statement): Same.
14512 (c_parser_do_statement): Same.
14513 (c_parser_for_statement): Same.
14514 (c_parser_asm_statement): Same.
14515 (c_parser_conditional_expression): Same.
14516 (c_parser_binary_expression): Same.
14517 (c_parser_cast_expression): Same.
14518 (c_parser_unary_expression): Same.
14519 (c_parser_sizeof_expression): Same.
14520 (c_parser_alignof_expression): Same.
14521 (c_parser_postfix_expression): Same.
14522 (c_parser_expression): Same.
14523 (c_parser_objc_receiver): Same.
14524 (c_parser_omp_variable_list): Same.
14525 (c_parser_omp_structured_block): Same.
14526 (c_parser_omp_atomic): New argument.
14527 (c_parser_omp_barrier): Same.
14528 (c_parser_omp_critical): Same.
14529 (c_parser_omp_flush): Pass location on down.
14530 (c_parser_omp_for_loop): New argument.
14531 (c_parser_omp_for): Same.
14532 (c_parser_omp_master): Same.
14533 (c_parser_omp_ordered): Same.
14534 (c_parser_omp_sections_scope): Same.
14535 (c_parser_omp_sections): Same.
14536 (c_parser_omp_parallel): Same.
14537 (c_parser_omp_single): Same.
14538 (c_parser_omp_task): Same.
14539 (c_parser_omp_taskwait): Pass location on down.
14540 (c_parser_omp_construct): Same.
14541 (c_parser_omp_threadprivate): Same.
14542 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14543 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14544 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14545 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14546 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14547 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14548 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14549 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14550 config/i386/i386.c, stmt.c:
14551 Add location argument to the following function definitions and/or
14552 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14553 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14554 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14555 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14556 do_case, c_finish_bc_stmt, build_compound_literal,
14557 build_function_call.
14558 * c-decl.c (build_compound_literal): Add location argument.
14559 Make all diagnostic calls use location.
14560 (start_struct): Same.
14561 (finish_struct): Same.
14562 (start_enum): Same.
14563 (build_enumerator): Same.
14564 (start_function): Same.
14565 (grokdeclarator): Make all diagnostic calls use location.
14566 (store_parm_decls_oldstyle): Same.
14567 * c-typeck.c (build_function_call): Add location argument.
14568 Make all diagnostic calls use location.
14570 (c_finish_bc_stmt): Same.
14571 * tree-nested.c (get_trampoline_type): Add argument.
14572 Pass location to build_decl.
14573 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14574 * rtl.h (RTL_LOCATION): New.
14575 * c-common.c (c_add_case_label): Add location argument.
14576 Make all diagnostic calls use location.
14577 * c-common.h: Add location argument to make_fname_decl, do_case,
14578 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14579 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14580 Set it appropriately for every case. Pass enum_loc to start_enum
14581 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14583 (c_parser_struct_or_union_specifier): Save location. Use it for
14584 start_struct, finish_struct, and parser_xref_tag.
14586 2009-06-12 Ian Lance Taylor <iant@google.com>
14588 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14590 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14591 cpp_opts->warn_cxx_operator_names.
14593 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14596 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14597 is returns NULL and OP is a VCE, look through the VCE.
14599 2009-06-12 Ian Lance Taylor <iant@google.com>
14602 * collect2.c (main): Use CONST_CAST2 in code inside #if
14603 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14605 2009-06-12 Joey Ye <joey.ye@intel.com>
14607 PR middle-end/39146
14608 * cfgexpand.c (get_decl_align_unit): Update
14609 max_used_stack_slot_alignment with align instead of
14610 stack_alignment_needed.
14612 * function.c (assign_stack_local_1): Update
14613 max_used_stack_slot_alignment with alignment_in_bits instead
14614 of stack_alignment_needed.
14615 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14618 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14620 * dwarf2out.c (last_var_location_insn): New variable.
14621 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14622 (dwarf2out_var_location): Don't record anything after last real
14623 insn. Only change labels if there were any real instructions
14624 in between last note and this one, or if changed sections.
14626 2009-06-11 Richard Henderson <rth@redhat.com>
14628 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14629 note when storing the frame pointer in a register.
14630 (FRP): Don't redefine to nothing for epilogue.
14631 (alpha_expand_epilogue): Mark register and sp restores.
14632 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14634 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14635 when gen_lowpart is needed.
14637 2009-06-11 Richard Henderson <rth@redhat.com>
14639 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14641 * dwarf2out.c (need_data_align_sf_opcode): New.
14642 (div_data_align): Move earlier.
14643 (def_cfa_1, reg_save): Use it.
14645 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14647 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14648 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14649 (ix86_handle_option): Handle OPT_mcrc32.
14650 (ix86_target_string): Add -mcrc32.
14651 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14653 * config/i386/i386.h (TARGET_CRC32): New.
14655 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14656 (sse4_2_crc32di): Likewise.
14658 * config/i386/i386.opt (mcrc32): New.
14660 * doc/invoke.texi: Document -mcrc32.
14662 2009-06-11 Richard Henderson <rth@redhat.com>
14664 * common.opt (gdwarf-): Accept a version number.
14665 * doc/invoke.texi (gdwarf-): Update docs.
14666 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14667 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14668 version level, and record it.
14670 * dwarf2.h (DW_CIE_VERSION): Remove.
14671 * dwarf2out.c (DWARF_VERSION): Remove.
14672 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14673 (output_call_frame_info): Use CIE version 3 for dwarf3,
14674 or if the return register column is out of range for version 1.
14675 (dwarf_stack_op_name): Add all dwarf3 values.
14676 (DEBUG_PUBTYPES_SECTION): New.
14677 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14678 encoding change for dwarf3.
14679 (output_die) [dw_val_class_die_ref]: Likewise.
14680 (output_compilation_unit_header): Emit correct version for dwarf3.
14681 (output_line_info): Likewise.
14682 (output_pubnames): Update for DWARF_VERSION removal.
14683 (output_aranges): Likewise.
14684 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14685 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14686 (dwarf2out_finish): Likewise.
14688 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14690 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14693 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14696 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14697 * builtins.c (expand_builtin_unreachable): New function.
14698 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14699 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14700 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14702 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14703 searching for missing barriers.
14705 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14707 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14708 when -fprofile-generate* was passed.
14709 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14711 2009-06-11 Anthony Green <green@moxielogic.com>
14713 * config/moxie/moxie.md: Define length attribute for all instructions.
14715 (*b<cond:code>): Support limited branch ranges for new PC-relative
14716 branch instructions.
14717 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14719 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14721 * config/i386/i386.c (min_insn_size): Use get_attr_length
14722 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14723 For __asm return 0.
14725 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14726 instead of emit_insn_before.
14728 2009-06-10 Ian Lance Taylor <iant@google.com>
14731 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14734 2009-06-10 Revital Eres <eres@il.ibm.com>
14736 * passes.c (init_optimization_passes): Reschedule
14737 predictive-commoning pass before complete unroll pass.
14739 2009-06-10 Martin Jambor <mjambor@suse.cz>
14741 * cgraph.c (cgraph_node_can_be_local_p): New function.
14742 (cgraph_make_node_local): New function.
14743 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14744 (cgraph_make_node_local): Declare.
14746 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14748 * tree.h (tree_base): Add packed_flag and user_align fields.
14749 Decrease size of spare field.
14750 (TYPE_USER_ALIGN): Use user_align from tree_base.
14751 (DECL_USER_ALIGN): Likewise.
14752 (TYPE_PACKED): Use packed_flag from tree_base.
14753 (DECL_PACKED): Likewise.
14754 (tree_type): Delete packed_flag and user_align fields. Widen
14755 precision field. Widen mode field and shuffle fields to align
14756 mode on an 8-bit boundary.
14757 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14758 Renumber decl_flag_* fields. Fix comments. Widen
14759 decl_common_unused field.
14760 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14761 (DECL_EXTERNAL): Likewise.
14762 (DECL_BIT_FIELD): Likewise.
14763 (DECL_NONADDRESSABLE_P): Likewise.
14764 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14765 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14767 2009-06-10 Ian Lance Taylor <iant@google.com>
14769 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14770 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14771 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14772 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14773 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14774 DEF_VEC_ALLOC_FUNC_P.
14775 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14776 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14777 DEF_VEC_ALLOC_FUNC_O.
14778 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14779 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14780 DEF_VEC_ALLOC_FUNC_I.
14781 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14782 (vec_stack_p_reserve_exact_1): Declare.
14783 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14784 (vec_stack_free): Declare.
14785 (VEC_stack_alloc): Define.
14786 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14787 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14788 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14789 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14791 (stack_vecs): New static variable.
14792 (vec_stack_p_reserve_exact_1): New function.
14793 (vec_stack_o_reserve_1): New static function.
14794 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14795 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14796 (vec_stack_free): New function.
14797 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14798 (VEC_df_ref_stack_alloc): Define.
14799 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14800 DEF_VEC_ALLOC_P_STACK.
14801 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14802 (struct df_collection_rec): Change _vec fields to VEC. Remove
14804 (df_free_collection_rec): Adjust for new fields.
14805 (df_insn_rescan): Use new df_collection_rec fields.
14806 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14807 (df_ref_create_structure, df_ref_record): Likewise.
14808 (df_get_conditional_uses, df_get_call_refs): Likewise.
14809 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14810 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14811 (df_record_exit_block_uses, df_bb_verify): Likewise.
14812 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14813 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14814 Remove count parameter. Change return type to void. Change all
14816 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14817 Remove count parameter. Change return type to void. Change all
14819 (df_install_refs): Change old_vec parameter to VEC. Remove count
14820 parameter. Change all callers.
14821 (df_install_mws): Change old_vec parameter to VEC. Remove count
14822 parameter. Change all callers.
14823 (df_refs_verify): Change new_rec parameter to VEC. Change call
14825 (df_mws_verify): Likewise.
14827 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14829 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14831 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14833 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14835 2009-06-10 Anthony Green <green@moxielogic.com>
14837 * config/moxie/crti.asm: New file.
14838 * config/moxie/crtn.asm: New file.
14839 * config/moxie/moxie.c: New file.
14840 * config/moxie/moxie.h: New file.
14841 * config/moxie/sfp-machine.h: New file.
14842 * config/moxie/moxie-protos.h: New file.
14843 * config/moxie/t-moxie: Created.
14844 * config/moxie/t-moxie-softfp: Created.
14845 * config/moxie/moxie.md: Created.
14846 * config/moxie/constraints.md: Created.
14847 * config.gcc: Add moxie support.
14848 * doc/md.texi (Machine Constraints): Add moxie constraints.
14849 * doc/contrib.texi (Contributors): Mention moxie port.
14850 * doc/install.texi (Specific): Mention the moxie port.
14852 2009-06-09 Ian Lance Taylor <iant@google.com>
14854 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14855 compiling with C++.
14856 * optabs.c (optab_table): Only use designated initializers if
14857 HAVE_DESIGNATED_INITIALIZERS is defined.
14858 (convert_optab_table): Likewise.
14859 (init_optabs): Always call init_insn_codes if
14860 HAVE_DESIGNATED_INITIALIZERS is not defined.
14862 2009-06-09 Ian Lance Taylor <iant@google.com>
14864 * targhooks.c (default_builtin_vectorized_function): Change fn
14865 parameter to unsigned int.
14866 (default_builtin_vectorized_conversion): Change code parameter to
14868 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14869 * targhooks.h: Update declarations.
14870 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14871 parameter to unsigned int.
14873 * c-typeck.c (comptypes_check_enum_int): New static function.
14874 (comptypes_internal): Add enum_and_int_p parameter. Change all
14876 (comp_target_types): Add location parameter. Change all callers.
14877 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14878 Change all callers.
14879 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14880 (build_conditional_expr): Add colon_loc parameter. Change all
14882 (convert_for_assignment): Add location parameter. Change all callers.
14883 * c-parser.c (c_parser_conditional_expression): Pass location of
14884 colon to build_conditional_expr.
14885 * c-tree.h (build_conditional_expr): Update declaration.
14887 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14889 * graphite.c: Revert previous patch.
14891 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14894 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14896 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14898 * tree-ssa-loop-prefetch.c
14899 (loop_prefetch_arrays): Fixed a portability problem in printf format
14902 2009-06-09 Martin Jambor <mjambor@suse.cz>
14904 PR tree-optimization/40351
14905 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14906 refrence to a potential artifical subaccess can be constructed.
14908 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14910 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14911 (sh_override_options): Likewise.
14912 * config/sh/sh.c: Include params.h.
14913 (sh_optimization_options): New.
14914 (sh_override_options): Likewise.
14915 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14916 (OVERRIDE_OPTIONS): Use sh_override_options.
14918 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14920 * dwarf2out.c (emit_cfa_remember): New variable.
14921 (add_fde_cfi): If emit_cfa_remember, recurse to add
14922 DW_CFA_remember_state first.
14923 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14924 instead just set emit_cfa_remember.
14926 2009-06-08 Jan Hubicka <jh@suse.cz>
14929 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14931 2009-06-08 Jan Hubicka <jh@suse.cz>
14933 PR middle-end/39834
14934 * cgraphunit.c (save_inline_function_body): Do not copy transform
14935 hooks for saved inline bodies.
14936 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14937 for given function.
14939 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14941 * jump.c (returnjump_p): Handle delayed branches. Add missing
14944 2009-06-08 Jan Hubicka <jh@suse.cz>
14946 PR middle-end/40102
14947 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14948 original node might've been modified.
14949 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14951 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14953 * tree-object-size.c (addr_object_size): Add OSI argument.
14954 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14955 (compute_builtin_object_size, expr_object_size): Adjust callers.
14956 (plus_stmt_object_size): Call addr_object_size instead of
14957 compute_builtin_object_size.
14959 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14960 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14962 * tree-ssa-loop-prefetch.c
14963 (gather_memory_references): Introduced a counter for the number of
14965 (anything_to_prefetch_p): Introduced a counter for the number of
14967 (is_loop_prefetching_profitable): New function with a cost model
14969 (loop_prefetch_arrays): Use the new cost model to determine if
14970 prefetching is profitable.
14971 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14972 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14973 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14974 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14975 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14976 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14978 2009-06-08 Michael Matz <matz@suse.de>
14981 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14982 partitions use the same.
14983 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14984 for basevars of SSA_NAMEs.
14985 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14986 to not expand them twice.
14987 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14990 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14992 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14993 (fdump-final-insns=, gtoggle): New.
14994 * doc/invoke.texi: Document them.
14995 * final.c (rest_of_clean_state): Dump final insn stream.
14996 * gcc.c (invoke_as): Hook in -fcompare-debug.
14997 (static_spec_functions): Add compare-debug-dump-opt,
14998 compare-debug-self-opt and compare-debug-auxbase-opt.
14999 (compare_debug, compare_debug_second, compare_debug_opt): New.
15000 (switches_debug_check, n_switches_debug_check): New.
15001 (debug_auxbase_opt, debug_check_temp_file): New.
15002 (process_command): Handle -fno-compare-debug, -fcompare-debug and
15004 (do_self_spec): Handle arguments after switches.
15005 (do_spec_1): Add .gk extension to temp file basenames for compare.
15006 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
15007 (cc1_options): Use it instead of normal auxbase computation for
15008 the second compare-debug compilation.
15009 (compare_files): New.
15010 (main): Set up and implement compare debug mode.
15011 (compare_debug_dump_opt_spec_function): New.
15012 (compare_debug_self_opt_spec_function): New.
15013 (compare_debug_auxbase_opt_spec_function): New.
15014 * toplev.c (process_options): Handle flag_gtoggle,
15015 flag_dump_final_insns.
15016 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
15017 during -fcompare-debug-second compilation.
15019 2009-06-07 Ian Lance Taylor <iant@google.com>
15021 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
15022 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
15024 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
15025 with no default node. Change warning with %H to warning_at.
15026 Don't clear warn_switch around case checking.
15027 * doc/invoke.texi (Warning Options): Clarify distinction between
15028 -Wswitch and -Wswitch-enum.
15030 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15032 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
15034 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15036 * gbl-ctors.h: Add header guard.
15038 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15040 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
15041 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
15042 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
15043 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
15044 prototypes for removed functions.
15045 (expressions_equal_p): Move to ...
15046 * tree-ssa-sccvn.h: ... here and ...
15047 * matrix-reorg.c: ... adjust includes.
15049 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15051 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
15053 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15055 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
15056 (finish_function): Remove erroneous whitespace.
15058 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15060 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
15061 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
15063 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15065 * errors.c (internal_error): Commentary typo fix.
15066 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
15067 * tree-ssa-pre.c: Ditto.
15069 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
15071 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
15072 them is supposed to hold actual statements.
15074 2009-06-06 Ian Lance Taylor <iant@google.com>
15076 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
15077 empty statements can now have attributes.
15079 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
15081 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
15082 * config/mips/mips.md: Ditto.
15084 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
15086 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
15088 (__eabi_uconvert): Likewise.
15090 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
15092 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
15093 CFI_* definitions with IN_GCC.
15095 2009-06-05 David Edelsohn <edelsohn@gnu.org>
15097 * xcoffout.h (xcoffout_source_line): Update prototype.
15099 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15101 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
15102 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
15104 2009-06-05 Jakub Jelinek <jakub@redhat.com>
15106 PR middle-end/40340
15107 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
15108 inlined_function_outer_scope_p blocks for artificial inlines
15110 * tree.c (tree_nonartificial_location): Rewrite using
15111 block_nonartificial_location.
15113 2009-06-05 Revital Eres <eres@il.ibm.com>
15114 Leehod Baruch <leehod@il.ibm.com>
15116 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
15117 (expand_expr_real_1): Remove comment.
15118 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
15119 Vectorize misaligned access when the target supports it.
15120 (vect_supportable_dr_alignment): Check for unaligned access support.
15121 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
15124 2009-06-05 Julian Brown <julian@codesourcery.com>
15126 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
15127 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
15129 2009-06-05 Richard Guenther <rguenther@suse.de>
15132 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
15133 as possibly unused.
15135 2009-06-05 Jakub Jelinek <jakub@redhat.com>
15137 * config/s390/s390.c (global_not_special_regno_p): New static inline.
15138 (save_gprs): Don't tell unwinder when a global register is saved.
15139 (s390_emit_epilogue): Emit needed epilogue unwind info.
15141 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
15143 * dwarf2out.c (deferred_asm_name): New.
15144 (add_name_and_src_coords_attributes): Defer creation of
15145 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
15147 (move_linkage_attr): New.
15148 (dwarf2out_finish): Revisit deferrals and emit attributes at the
15151 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
15153 * tree-nested.c (finalize_nesting_tree_1): Declare the
15154 frame_decl in the binding tree.
15156 2009-06-04 Cary Coutant <ccoutant@google.com>
15158 * basic-block.h (struct basic_block_def): Add discriminator field.
15159 * dbxout.c (dbxout_source_line): Add new parameter. Change all
15161 * debug.c (do_nothing_debug_hooks): Add additional entry.
15162 (debug_nothing_int_charstar_int): New function.
15163 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
15164 (debug_nothing_int_charstar_int): New declaration.
15165 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
15166 discriminator value in .loc directive.
15167 * final.c (last_discriminator): New variable.
15168 (discriminator): New variable.
15169 (final_start_function): Initialize above variables, pass current
15170 discriminator to debug hook.
15171 (notice_source_line): Check for discriminator change.
15172 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
15173 * sdbout.c (sdbout_source_line): New parameter.
15174 * tree-cfg.c (struct locus_discrim_map): New structure type.
15175 (discriminator_per_locus): New hash table.
15176 (build_gimple_cfg): Allocate and free discriminator hash table.
15177 (make_edges): Call assign_discriminator.
15178 (locus_map_hash): New function.
15179 (locus_map_eq): New function.
15180 (next_discriminator_for_locus): New function.
15181 (same_line_p): New function.
15182 (assign_discriminator): New function.
15183 (make_cond_expr_edges): Call assign_discriminator.
15184 (make_gimple_switch_edges): Likewise.
15185 (first_non_label_stmt): New function.
15186 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
15188 * xcoffout.c (xcoffout_source_line): Add new parameter.
15190 * configure.ac (gcc_cv_as_discriminator): New configury check for
15191 gas support for discriminator.
15192 * configure: Regenerate.
15193 * config.in: Regenerate.
15195 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15197 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
15198 val after checking for integers.
15200 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
15202 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
15204 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
15205 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
15206 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
15207 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
15208 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
15209 X64_SSE_REGPARM_MAX.
15210 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
15211 X64_SSE_REGPARM_MAX.
15213 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15215 * gcc.c (report_times_to_file): New.
15216 (execute): Implement it.
15217 (process_command): Support -time=.
15218 * doc/invoke.texi: Document it.
15220 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15222 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
15223 that have value exprs.
15225 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
15227 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
15228 declarations for constants until...
15229 (dw2_output_indirect_constant_1): ... this point.
15231 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
15234 * arm.md (arm_addsi3): Don't try to split an add with an
15235 eliminable register until after reload has completed.
15237 2009-06-03 Ian Lance Taylor <iant@google.com>
15239 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
15240 * genattrtab.c (write_length_unit_log): Likewise.
15241 * genchecksum.c (dosum): Likewise.
15242 * gengtype.c (write_rtx_next): Likewise.
15243 (finish_root_table, write_roots): Likewise.
15244 * gimple.c (gimple_ops_offset_): Likewise.
15245 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
15246 * config/arc/arc.c (arc_attribute_table): Likewise.
15247 * config/arm/arm.c (arm_attribute_table): Likewise.
15248 * config/avr/avr.c (avr_attribute_table): Likewise.
15249 * config/crx/crx.c (crx_attribute_table): Likewise.
15250 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
15251 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
15252 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
15253 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
15254 * config/sh/sh.c (sh_attribute_table): Likewise.
15255 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
15256 * config/spu/spu.c (spu_attribute_table): Likewise.
15257 * config/v850/v850.c (v850_attribute_table): Likewise.
15259 * config/alpha/alpha.c (vms_attribute_table): Make static.
15260 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
15261 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
15262 * config/mips/mips.c (mips_attribute_table): Likewise.
15264 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
15266 (cc1-checksum.o): Likewise.
15268 2009-06-03 Steve Ellcey <sje@cup.hp.com>
15270 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
15272 2009-06-03 Jakub Jelinek <jakub@redhat.com>
15274 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
15275 insn if it is changing sp. Use gen_add3_insn instead of
15276 conditionally gen_addsi3 and gen_adddi3.
15277 (offset_below_red_zone_p): New static inline function.
15278 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
15279 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
15280 * config/rs6000/ppc-asm.h: Include auto-host.h.
15281 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
15282 CFI_RESTORE): Define.
15283 * config/rs6000/crtresxgpr.asm: Add unwind info.
15284 * config/rs6000/crtresxfpr.asm: Likewise.
15285 * config/rs6000/crtresgpr.asm: Likewise.
15286 * config/rs6000/crtresfpr.asm: Likewise.
15287 * config/rs6000/crtsavgpr.asm: Likewise.
15288 * config/rs6000/crtsavfpr.asm: Likewise.
15290 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
15291 argument of DWARF2_FRAME_REG_OUT macros.
15293 2009-06-03 Julian Brown <julian@codesourcery.com>
15295 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
15296 words or less (including TImode) in core registers.
15298 2009-06-03 Richard Guenther <rguenther@suse.de>
15300 PR middle-end/40328
15301 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
15303 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
15305 * statistics.c (statistics_counter_event): Do not record event
15306 in pass dump if its number == -1.
15307 (curr_statistics_hash): Add assert that we never get passes
15308 with static number == -1.
15310 2009-06-03 Richard Guenther <rguenther@suse.de>
15311 Andrey Belevantsev <abel@ispras.ru>
15313 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
15314 non-BLKmode arrays addressable.
15316 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
15318 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
15319 * config/m68k/m68k.h: ... here.
15321 2009-06-03 Martin Jambor <mjambor@suse.cz>
15323 PR tree-optimization/40323
15324 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
15327 2009-06-03 Richard Guenther <rguenther@suse.de>
15329 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15332 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
15334 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
15335 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
15336 JUMP_TABLE_DATA_P where applicable.
15337 * config/sh/sh.c: Ditto.
15338 * config/sh/sh.h: Ditto.
15339 * config/sh/sh.md: Ditto.
15340 * config/sh/symbian.c: Ditto.
15342 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
15344 * config/i386/driver-i386.c (describe_cache): Optimize
15345 concatenation of strings. Use snprintf instead of sprintf.
15346 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
15347 target when not compiling with GCC.
15349 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
15351 * config/sh/sh.c: Revert last change.
15352 (sh_expand_epilogue): Emit a blockage insn before the frame
15353 pointer adjustment unconditionally.
15355 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15357 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
15358 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
15359 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
15360 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
15361 to COLLECT_GCC_OPTIONS.
15363 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15365 * collect2.c (target_system_root): New variable.
15366 (main): Handle --sysroot=.
15367 (ignore_library): Strip the sysroot from the library path.
15369 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15371 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
15372 (collect2.o): Depend on collect2-aix.h.
15373 (collect2-aix.o): New rule.
15374 * collect2-aix.h: New file.
15375 * collect2-aix.c: Likewise.
15376 * collect2.c: Include collect2-aix.h. Don't undefine
15377 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
15378 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
15379 Use TARGET_AIX_VERSION instead of _AIX51.
15380 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
15381 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
15382 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
15383 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
15384 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
15386 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15388 * collect2.c (ignore_library): Avoid premature post-increment
15389 and null deference.
15391 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15393 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
15394 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
15395 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
15396 CROSS_DIRECTORY_STRUCTURE too.
15397 (LINK_LIBG_SPEC): Likewise.
15398 (LIB_SPEC): Add %R to sysroot paths.
15399 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
15400 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
15401 * config/rs6000/aix51.h: As for aix43.h.
15402 * config/rs6000/aix52.h: Likewise.
15403 * config/rs6000/aix53.h: Likewise.
15404 * config/rs6000/aix61.h: Likewise.
15405 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
15406 to the beginning of sysroot paths.
15408 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15410 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
15411 INSN_LISTs that are out of the REG_NOTE range.
15413 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15415 * loop-unroll.c (struct iv_to_split): Add pointer to next.
15416 (struct var_to_expand): Likewise.
15417 (struct opt_info): Add head and tail for linked lists of the above.
15418 (analyze_insn_to_expand_var): Initialize next.
15419 (analyze_iv_to_split_insn): Likewise.
15420 (analyze_insns_in_loop): Create linked lists.
15421 (allocate_basic_variable): Simplify for use without hash table.
15422 (insert_var_expansion_initialization): Likewise, make it type-safer.
15423 (combine_var_copies_in_loop_exit): Likewise.
15424 (apply_opt_in_copies): Walk lists rather than hash tables.
15425 (release_var_copies): Simplified and inlined by hand into...
15426 (free_opt_info): ... this function.
15428 2009-06-02 Richard Guenther <rguenther@suse.de>
15430 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15433 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15435 * cfgexpand.c (gimple_expand_cfg): Discard the source location
15436 only for builtins that are not overridden.
15438 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15440 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
15443 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15445 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
15447 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15449 * combine.c (move_deaths): Compare LUIDs within the same BB only.
15451 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15453 * common.opt (fdump-unnumbered-links): New.
15454 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
15455 * print-rtl.c (flag_dump_unnumbered_links): New.
15456 (print_rtx): Test it.
15458 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
15460 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
15461 push/pop multiple to 8-byte alignment.
15463 2009-06-01 Jakub Jelinek <jakub@redhat.com>
15465 * config/i386/i386.c (queued_cfa_restores): New static variable.
15466 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
15468 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
15469 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
15470 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
15471 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
15472 note unconditionally.
15473 (ix86_emit_restore_regs_using_mov): Likewise.
15474 (ix86_emit_restore_sse_regs_using_mov): Likewise.
15475 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
15476 it through to ix86_emit_restore_reg_using_pop.
15477 (ix86_emit_leave): Add RED_OFFSET argument. Call
15478 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
15479 instead of adding REG_CFA_OFFSET note unconditionally.
15480 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15481 the above functions. Call ix86_add_queued_cfa_restore_notes when
15484 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15485 force output of the label even for dwarf2out_do_cfi_asm.
15486 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15487 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15488 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15490 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15491 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15492 dwarf2out_cfi_label callers.
15493 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15494 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15495 Adjust dwarf2out_cfi_label callers.
15496 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15498 * config/i386/i386.h (struct machine_cfa_state,
15499 struct machine_function): Guard with ifndef USED_FOR_TARGET
15500 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15503 * emutls.c (__emutls_get_address): Change arr->size to mean number
15504 of allocated arr->data entries instead of # of slots + 1.
15506 PR middle-end/40316
15507 * recog.c (peep2_reinit_state): New function.
15508 (peephole2_init_state): Use it at the end of a basic block and also
15509 when seeing a RTX_FRAME_RELATED_P insn.
15511 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15513 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15514 fixuns_truncrfdi2): New.
15515 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15516 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15517 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15518 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15519 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15520 *recip_approx): Remove.
15521 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15522 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15523 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15525 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15528 2009-06-01 Ian Lance Taylor <iant@google.com>
15530 * attribs.c (register_attribute): Use CONST_CAST.
15531 * collect2.c (main): Use CONST_CAST2.
15532 (scan_prog_file): Likewise.
15533 * gcc.c (process_command, main): Likewise.
15534 * toplev.c (toplev_main): Likewise.
15536 * c-typeck.c (handle_warn_cast_qual): New static function,
15537 partially broken out of build_c_cast.
15538 (build_c_cast): Call handle_warn_cast_qual.
15539 * doc/invoke.texi (Warning Options): Document new effect of
15542 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15544 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15545 (diagnostic_report_current_module): Print columns.
15546 * common.opt (flag_show_column): Enable by default.
15548 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15550 * alias.c (find_base_term): Check for NULL term before returning.
15552 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15554 Revert due to PR40320:
15555 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15556 * calls.c (emit_library_call_value_1): Don't force_operand for move
15559 2009-06-01 Olivier Hainque <hainque@adacore.com>
15560 Eric Botcazou <ebotcazou@adacore.com>
15562 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15563 to be processed as a bitfield for constructor output purposes.
15564 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15566 * varasm.c (oc_local_state): New type, output_constructor
15567 local state to support communication with helpers.
15568 (oc_outer_state): New type, output_constructor outer state of
15569 relevance in recursive calls.
15570 (output_constructor_array_range): New output_constructor helper,
15571 extracted code for an array range element.
15572 (output_constructor_regular_field): New output_constructor helper,
15573 extracted code for an element that is not a bitfield.
15574 (output_constructor_bitfield): New output_constructor helper,
15575 extracted code for a bitfield element. Accept an OUTER state
15576 argument for recursive processing. Recurse on record or array
15577 CONSTRUCTOR values, possibly past noop conversions.
15578 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15579 VALUE is a valid constant-valued expression for use in a static
15580 bit-field initializer.
15581 (output_constructor): Rework to use helpers. Accept and honor an
15582 OUTER state argument for recursive calls. Return total size. Be
15583 prepared for nested constructors initializing bitfields.
15584 (output_constant): Feed OUTER in calls to output_constructor.
15586 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15588 * calls.c (emit_library_call_value_1): Don't force_operand for move
15591 2009-06-01 Nick Clifton <nickc@redhat.com>
15593 * doc/invoke.texi (IA-64 Options): Fix typo.
15595 2009-06-01 Ira Rosen <irar@il.ibm.com>
15597 PR tree-optimization/39129
15598 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15600 (vect_do_peeling_for_loop_bound): Use
15601 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15602 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15603 (vect_loop_versioning): Likewise.
15604 (vect_create_cond_for_alias_checks): Fix indentation.
15605 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15607 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15608 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15609 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15610 "control flow in loop".
15611 (vect_estimate_min_profitable_iters): Use
15612 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15613 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15614 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15615 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15616 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15617 statement belongs to a group of strided accesses with the exact code
15619 (vectorizable_load): Likewise.
15620 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15621 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15623 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15625 * config/freebsd-stdint.h: New file.
15626 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15627 Add freebsd-stdint.h to tm_file.
15629 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15631 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15632 (thumb2_extendhidi2): Likewise.
15634 2009-05-31 Ian Lance Taylor <iant@google.com>
15636 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15638 2009-05-31 Ian Lance Taylor <iant@google.com>
15640 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15641 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15642 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15644 2009-05-31 Jason Merrill <jason@redhat.com>
15646 * tree-pretty-print.c (print_call_name): Take the callee, not the
15647 call itself. Make non-static. Use dump_function_name for functions.
15648 (dump_generic_node): Adjust.
15649 * diagnostic.h: Declare print_call_name.
15650 * gimple-pretty-print.c (dump_gimple_call): Use it.
15652 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15654 * config/sh/sh.md (ashldi3_std): New define_expand.
15657 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15660 * config/sh/sh.c: Include debug.h.
15661 (sh_expand_epilogue): Emit a blockage insn before the frame
15662 pointer adjustment also when dwarf2out_do_frame returns true.
15664 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15666 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15667 (thumb2_extendqidi2): New pattern.
15669 2009-05-31 Ira Rosen <irar@il.ibm.com>
15671 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15672 mark phis for renaming.
15673 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15674 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15675 Call mark_sym_for_renaming.
15676 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15677 * tree-vect-loop.c (vect_transform_loop): Remove
15678 vect_memsyms_to_rename initialization and a call to
15679 mark_set_for_renaming.
15681 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15683 PR middle-end/40304
15684 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15685 frame related even if !set_cfa && style < 0.
15687 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15689 * config/i386/mingw-tls.c: New file.
15690 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15691 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15692 defining _WIN32 but not __CYGWIN__.
15694 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15696 * configure.ac: Add MPC support.
15698 * config.in, configure: Regenerate.
15700 2009-05-29 Richard Henderson <rth@redhat.com>
15702 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15703 NOTE_INSN_BASIC_BLOCK.
15704 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15705 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15706 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15708 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15710 (add_cfi): Disable check redefining cfa away from drap.
15711 (lookup_cfa_1): Add remember argument; handle remember/restore.
15712 (lookup_cfa): Pass remember argument.
15713 (cfa_remember): New.
15714 (compute_barrier_args_size_1): Remove sibcall check.
15715 (dwarf2out_frame_debug_def_cfa): New.
15716 (dwarf2out_frame_debug_adjust_cfa): New.
15717 (dwarf2out_frame_debug_cfa_offset): New.
15718 (dwarf2out_frame_debug_cfa_register): New.
15719 (dwarf2out_frame_debug_cfa_restore): New.
15720 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15721 (dwarf2out_begin_epilogue): New.
15722 (dwarf2out_frame_debug_restore_state): New.
15723 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15724 DW_CFA_restore_state.
15725 (output_cfi_directive): Likewise.
15726 (convert_cfa_to_fb_loc_list): Likewise.
15727 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15728 * dwarf2out.h: Update.
15729 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15730 (copy_insn_1): Early out for null.
15731 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15732 and dwarf2out_frame_debug_restore_state.
15733 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15734 (prologue_insn_hash, epilogue_insn_hash): New.
15735 (free_after_compilation): Adjust freeing accordingly.
15736 (record_insns): Create hash table if needed; push insns into
15737 hash instead of array.
15738 (maybe_copy_epilogue_insn): New.
15739 (contains): Search hash table instead of array.
15740 (sibcall_epilogue_contains): Remove.
15741 (thread_prologue_and_epilogue_insns): Split eh_return insns
15742 and mark them as epilogues.
15743 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15744 scanning in terms of basic blocks.
15745 * insn-notes.def (CFA_RESTORE_STATE): New.
15746 * jump.c (returnjump_p_1): Accept EH_RETURN.
15747 (eh_returnjump_p_1, eh_returnjump_p): New.
15748 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15749 CFA_REGISTER, CFA_RESTORE): New.
15750 * rtl.def (EH_RETURN): New.
15751 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15753 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15754 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15756 * config/i386/i386.c (gen_push): Update cfa state.
15757 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15758 add a CFA_ADJUST_CFA note.
15759 (ix86_dwarf_handle_frame_unspec): Remove.
15760 (ix86_expand_prologue): Update cfa state.
15761 (ix86_emit_restore_reg_using_pop): New.
15762 (ix86_emit_restore_regs_using_pop): New.
15763 (ix86_emit_leave): New.
15764 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15765 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15766 * config/i386/i386.h (struct machine_cfa_state): New.
15767 (ix86_cfa_state): New.
15768 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15769 (eh_return_internal): Merge from eh_return_<mode>,
15770 use eh_return rtx, split w/ epilogue.
15772 2009-05-29 Ian Lance Taylor <iant@google.com>
15774 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15776 * calls.c (emit_library_call_value_1): Likewise.
15778 * c-typeck.c (c_build_va_arg): New function.
15779 * c-tree.h (c_build_va_arg): Declare.
15780 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15781 instead of build_va_arg.
15783 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15785 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15786 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15787 (ptr_difference_cost): Use affine combinations to compute it.
15788 (difference_cost): Likewise.
15789 (get_computation_cost_at): Compute more accurate cost for addresses
15790 if the ratio is a multiplier allowed in addresses.
15791 For non-addresses, consider that an additional offset or symbol is
15794 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15796 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15797 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15799 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15800 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15801 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15803 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15804 to 1 for TYPE_SSE{IADD1,CVT1}.
15805 (prefix_vex_imm8): Removed.
15806 (length_vex): Only pass 1 as second argument to
15807 ix86_attr_length_vex_default if prefix_extra is 0.
15808 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15809 (length): For prefix vex computation use length_immediate
15810 attribute instead of prefix_vex_imm8.
15811 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15812 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15813 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15814 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15815 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15816 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15817 a space in between the operands.
15818 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15819 if one operand is 0xff and the other one si, di, bp or sp.
15820 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15821 other one si, di, bp or sp.
15822 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15823 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15824 type and mode attributes.
15825 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15826 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15827 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15828 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15829 prefix_data16 attribute iff MODE_DF.
15830 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15831 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15832 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15833 constm128_operand in length_immediate computation.
15834 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15835 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15836 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15837 length_immediate attribute to 1.
15838 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15839 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15840 for certain alternatives.
15841 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15842 prefix_data16 attribute if MODE_V1DF.
15843 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15844 length_immediate to 1.
15845 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15846 length_address to 4, set mode attribute to MODE_DI.
15847 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15848 (fxam<mode>2_i387): Set length attribute to 4.
15849 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15850 *prefetch_3dnow_rex): Override length_address attribute.
15851 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15853 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15854 (constm128_operand): Removed.
15855 * config/i386/i386.c (memory_address_length): For
15856 disp && !index && !base in 64-bit mode account for SIB byte if
15857 print_operand_address can't optimize disp32 into disp32(%rip)
15858 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15859 for fs: or gs: segment.
15860 (ix86_attr_length_immediate_default): When checking if shortform
15861 is possible, truncate immediate to the length of the non-shortened
15863 (ix86_attr_length_address_default): Ignore MEM_P operands
15865 (ix86_attr_length_vex_default): Only check for DImode on
15866 GENERAL_REG_P operands.
15867 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15868 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15869 (sse_cvttps2pi): Clear prefix_rep attribute.
15870 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15872 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15873 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15874 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15875 iff operand 2 is const_int_operand.
15876 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15877 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15878 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15880 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15882 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15883 prefix_data16 attribute for movlpd and movhpd instructions.
15884 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15885 length_immediate for shufpd instruction.
15886 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15887 (avx_cmpp<avxmodesuffixf2c><mode>3,
15888 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15889 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15890 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15891 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15892 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15893 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15894 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15895 prefix_data16 attribute for the first alternative to 1.
15896 (*avx_loadlps): Override length_immediate for the first alternative.
15897 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15898 attributes for second alternative.
15899 (*vec_concatv2sf_sse4_1): Override length_immediate and
15900 prefix_data16 attributes for second alternative.
15901 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15902 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15903 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15904 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15905 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15906 prefix_data16 and length_immediate to 1.
15907 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15909 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15910 prefix_extra attribute for variants that don't have 0f prefix alone.
15911 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15912 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15913 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15914 *sse4_1_pextrd): Set length_immediate to 1.
15915 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15916 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15918 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15919 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15920 length_immediate to 1 for second alternative.
15921 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15922 prefix_extra and length_immediate attributes for the first
15924 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15926 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15927 to 1 for the first and third alternative.
15928 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15930 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15932 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15934 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15935 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15936 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15937 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15938 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15939 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15940 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15941 ssse3_psign<mode>3): Override prefix_rex attribute.
15942 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15943 (ssse3_palignrti): Override length_immediate to 1.
15944 (ssse3_palignrdi): Override length_immediate to 1, override
15945 prefix_rex attribute.
15946 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15947 (sse4a_extrqi): Override length_immediate to 2.
15948 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15949 (sse4a_insertq): Override prefix_data16 to 0.
15950 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15951 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15952 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15953 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15954 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15955 and length_immediate to 1.
15956 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15957 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15958 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15959 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15960 and length_immediate to 1.
15961 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15962 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15963 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15964 avx_ptest256): Override prefix_extra to 1.
15965 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15966 Override prefix_data16 and length_immediate to 1.
15967 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15968 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15969 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15970 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15971 prefix_data16 to 0 and prefix_extra to 2.
15972 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15973 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15975 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15976 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15977 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15978 and prefix_extra to 2.
15979 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15980 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15981 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15982 avx_vpermilvar<mode>3,
15983 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15984 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15985 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15986 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15987 Override prefix_extra to 1.
15988 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15989 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15990 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15991 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15992 prefix_extra and length_immediate to 1.
15993 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15995 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15996 to 1 for the first alternative.
15997 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15998 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
16000 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
16001 *movv2sf_internal_avx, *movv2sf_internal): Override
16002 prefix_rep attribute for certain alternatives.
16003 (*mov<mode>_internal): Override prefix_rep or prefix_data16
16004 attributes for certain alternatives.
16005 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
16006 attributes for certain alternatives.
16007 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
16008 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
16009 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
16010 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
16011 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
16012 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
16013 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
16014 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
16015 length_immediate to 1 if operand 2 is const_int_operand.
16016 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
16017 *vec_extractv2si_1): Set length_immediate attribute to 1.
16018 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
16019 using old 3DNOW insn rather than SSE/3DNOW_A.
16020 (mmx_emms, mmx_femms): Clear modrm attribute.
16022 2009-05-29 Martin Jambor <mjambor@suse.cz>
16024 * tree-sra.c: New implementation of SRA.
16026 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
16027 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
16028 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
16029 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
16030 (SRA_MAX_STRUCTURE_COUNT): Removed.
16031 (SRA_FIELD_STRUCTURE_RATIO): Removed.
16032 * doc/invoke.texi (sra-max-structure-size): Removed.
16033 (sra-field-structure-ratio): Removed.
16035 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16037 PR middle-end/40291
16038 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
16041 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
16043 PR rtl-optimization/40101
16044 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
16045 seqno. Adjust comment.
16046 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
16047 inserting bookkeeping before a jump, the jump is not scheduled.
16048 When no positive seqno found, provide a value. Add comment.
16050 2009-05-29 Richard Guenther <rguenther@suse.de>
16052 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
16053 short-cutting on the first component.
16055 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16057 PR middle-end/39958
16058 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
16059 for trees other than decls/types.
16061 2009-05-29 Richard Guenther <rguenther@suse.de>
16063 * tree-ssa-operands.c (get_expr_operands): Do not handle
16064 INDIRECT_REFs in the handled-component case. Remove
16065 unused get_ref_base_and_extent case.
16066 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
16067 tree_low_cst and host_integerp where possible.
16068 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
16069 codes for equivalence.
16070 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
16072 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
16074 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
16075 to tmake_file for i[34567]86-*-cygwin*.
16077 2009-05-29 Jakub Jelinek <jakub@redhat.com>
16080 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
16081 (altivec_categorize_keyword, init_vector_keywords,
16082 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
16085 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
16087 * tree.c (handle_dll_attribute): Check if node is
16088 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
16090 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
16092 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
16094 (thumb2_zero_extendqidi2): Likewise.
16096 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
16098 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
16099 instead of gen_movrt.
16100 * config/sh/sh.md (movrt): Remove.
16102 2009-05-28 Steve Ellcey <sje@cup.hp.com>
16104 * doc/invoke.texi (IA-64 Options):
16105 Add -msdata, -mfused-madd, -mno-inline-float-divide,
16106 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
16107 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
16108 -msched-prefer-non-control-spec-insns,
16109 -msched-stop-bits-after-every-cycle,
16110 -msched-count-spec-in-critical-path,
16111 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
16112 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
16113 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
16114 and -msched-spec-verbose.
16116 2009-05-28 Joseph Myers <joseph@codesourcery.com>
16118 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
16119 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
16121 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
16123 2009-05-28 Richard Guenther <rguenther@suse.de>
16125 * tree-ssa-alias.c (ao_ref_init): New function.
16126 (ao_ref_base): Likewise.
16127 (ao_ref_base_alias_set): Likewise.
16128 (ao_ref_alias_set): Likewise.
16129 (refs_may_alias_p_1): Change signature.
16130 (refs_may_alias_p): Adjust.
16131 (refs_anti_dependent_p): Likewise.
16132 (refs_output_dependent_p): Likewise.
16133 (call_may_clobber_ref_p_1): Change signature.
16134 (call_may_clobber_ref_p): Adjust.
16135 (stmt_may_clobber_ref_p_1): New function split out from ...
16136 (stmt_may_clobber_ref_p): ... here.
16137 (maybe_skip_until): Adjust signature.
16138 (get_continuation_for_phi): Likewise.
16139 (walk_non_aliased_vuses): Likewise.
16140 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
16141 (ao_ref_init): Declare.
16142 (ao_ref_base): Likewise.
16143 (ao_ref_alias_set): Likewise.
16144 (stmt_may_clobber_ref_p_1): Likewise.
16145 (walk_non_aliased_vuses): Adjust.
16146 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
16147 (get_ref_from_reference_ops): remove.
16148 (vn_reference_lookup_2): Adjust signature.
16149 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
16150 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
16151 (vn_reference_lookup): Adjust.
16152 (vn_reference_insert): Likewise.
16153 (vn_reference_insert_pieces): Adjust signature.
16154 (visit_reference_op_call): Adjust.
16155 * tree-ssa-pre.c (get_expr_type): Simplify.
16156 (phi_translate_1): Adjust.
16157 (compute_avail): Likewise.
16158 (translate_vuse_through_block): Do not re-build trees.
16159 (value_dies_in_block_x): Likewise.
16160 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
16162 (vn_reference_lookup_pieces): Adjust declaration.
16163 (vn_reference_insert_pieces): Likewise.
16165 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
16167 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
16168 with checking disabled.
16170 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
16174 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
16175 macro definition for support of three-operand format aligned
16176 .comm directive in assembler on cygwin/pe/mingw target OS.
16177 * configure: Regenerate.
16178 * config.h: Regenerate.
16180 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
16181 aligned form of .comm directive if -mpe-aligned-commons is in effect.
16182 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
16184 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
16185 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
16187 2009-05-28 Ira Rosen <irar@il.ibm.com>
16189 PR tree-optimization/40254
16190 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
16191 in analysis of basic blocks.
16193 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
16195 PR middle-end/33699
16196 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
16197 * target-def.h (TARGET_CONST_ANCHOR): New macro.
16198 (TARGET_INITIALIZER): Use it.
16199 * cse.c (CHEAPER): Move it up to the other macros.
16200 (insert): Rename this ...
16201 (insert_with_costs): ... to this. Add cost parameters. Update
16203 (insert): New function. Call insert_with_costs.
16204 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
16205 find_reg_offset_for_const, try_const_anchors): New functions.
16206 (cse_insn): Call try_const_anchors. Adjust cost of src_related
16207 when using a const-anchor. Call insert_const_anchors.
16208 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
16209 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
16211 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
16213 * tree-inline.c (remap_decls): Enable nonlocalized variables
16214 when not optimizing.
16216 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
16218 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
16219 Simplify other tests involving optimize.
16221 2009-05-27 Tom Tromey <tromey@redhat.com>
16223 * unwind-dw2.c (_Unwind_DebugHook): New function.
16224 (uw_install_context): Call _Unwind_DebugHook.
16226 2009-05-27 Tom Tromey <tromey@redhat.com>
16228 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
16230 2009-05-27 Ian Lance Taylor <iant@google.com>
16232 * Makefile.in (LINKER, LINKER_FLAGS): Define.
16233 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
16234 (ALL_LINKERFLAGS): Define.
16235 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
16236 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
16237 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
16238 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
16239 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
16240 $(LINKER_FOR_BUILD).
16241 (build/gcov-iov$(build_exeext)): Likewise.
16243 2009-05-27 Julian Brown <julian@codesourcery.com>
16245 * gcse.c (target.h): Include.
16246 (can_assign_to_reg_without_clobbers_p): Check that the target allows
16247 copy of argument to a pseudo register.
16249 2009-05-27 Diego Novillo <dnovillo@google.com>
16251 * tree-ssa-live.c (dump_scope_block): Document arguments.
16252 (dump_scope_blocks): Document.
16253 (debug_scope_blocks): New.
16254 * tree-flow.h (debug_scope_blocks): Declare.
16256 2009-05-21 Denis Chertykov <denisc@overta.ru>
16258 * doc/contrib.texi (Contributors): Add myself to the list.
16260 2009-05-27 Olivier Hainque <hainque@adacore.com>
16262 * expr.c (target_align): New function. Alignment the TARGET of an
16263 assignment may be assume to have.
16264 (highest_pow2_factor_for_target): Use it instead of relying on
16265 immediate tree attributes of TARGET, not necessarily honored when
16266 intermediate bitfields are involved.
16268 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
16271 * config/i386/driver-i386.c (host_detect_local_cpu): Support
16272 AVX, SSE4, AES, PCLMUL and POPCNT.
16274 2009-05-27 Diego Novillo <dnovillo@google.com>
16276 * tree-pretty-print.c (dump_location): New.
16277 (dump_generic_node): Call it.
16278 Factor code to handle BLOCK nodes ...
16279 (dump_block_node): ... here.
16281 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
16283 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
16285 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
16287 * gcc-plugin.h: Include config.h and system.h.
16288 (IN_GCC): Define if not defined.
16290 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
16292 PR middle-end/40249
16293 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
16296 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
16298 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
16300 * config/m32r/m32r.h: Ditto.
16301 * config/m32r/m32r.md: Ditto.
16302 * config/m32r/predicates.md: Ditto.
16304 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
16306 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
16308 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
16311 (Loading plugins): typo.
16312 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
16313 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
16314 (Interacting with the GCC Garbage Collector): Added new section.
16315 (Giving information about a plugin): Added new section for
16317 * ggc.h (ggc_register_root_tab): Added declaration.
16318 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
16319 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
16320 (register_callback): Improved comment in declaration.
16321 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
16322 (extra_root_vec) Added static variable for dynamic roots registration.
16323 (ggc_register_root_tab) Added new routine.
16324 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
16325 PLUGIN_GGC_MARKING event.
16326 * ggc-zone.c: Include plugin.h.
16327 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
16328 * ggc-page.c: Include plugin.h.
16329 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
16330 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
16331 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
16332 (register_callback): check lack of callbacks for
16333 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
16334 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
16335 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
16336 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
16337 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
16338 dependency on plugin.h.
16339 (plugin.o): Added dependency on ggc.h...
16341 2009-05-26 Richard Guenther <rguenther@suse.de>
16343 PR middle-end/40248
16345 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16346 with mismatched comparison modes.
16348 * expr.c (expand_expr_real_1): Expand the operand of a
16349 VIEW_CONVERT_EXPR in its natural mode.
16351 2009-05-26 Ian Lance Taylor <iant@google.com>
16353 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
16354 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
16355 (ALL_COMPILERFLAGS): Define.
16356 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
16357 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
16358 (collect2$(exeext), collect2.o): Likewise.
16359 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
16360 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
16361 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
16362 (libbackend.o, intl.o, cppdefault.o): Likewise.
16363 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
16364 (build/%.o): Use $(COMPILER_FOR_BUILD).
16365 (build/gen%$(build_exeext)): Likewise.
16366 (build/gcov-iov$(build_exeext)): LIkewise.
16367 * config/t-darwin (darwin.o): Use $(COMPILER).
16368 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
16369 * config/t-sol2 (sol2-c.o): Likewise.
16370 (sol2.o): Likewise.
16371 * config/t-vxworks (vxworks.o): Likewise.
16372 * config/x-darwin (host-darwin.o): Likewise.
16373 * config/x-hpux (host-hpux.o): Likewise.
16374 * config/x-linux (host-linux.o): Likewise.
16375 * config/x-solaris (host-solaris.o): Likewise.
16376 * config/alpha/x-alpha (driver-alpha.o): Likewise.
16377 * config/arm/t-arm (arm-c.o): Likewise.
16378 * config/arm/t-pe (pe.o): Likewise.
16379 * config/arm/t-wince-pe (pe.o): Likewise.
16380 * config/i386/t-cygming (winnt.o): Likewise.
16381 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
16382 * config/i386/t-cygwin (cygwin1.o): Likewise.
16383 (cygwin2.o): Likewise.
16384 * config/i386/t-i386 (i386-c.o): Likewise.
16385 * config/i386/t-interix (winnt.o): Likewise.
16386 * config/i386/t-netware (netware.o): Likewise.
16387 * config/i386/t-nwld (nwld.o): Likewise.
16388 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
16389 * config/i386/x-i386 (driver-i386.o): Likewise.
16390 * config/i386/x-cygwin (host-cygwin.o): Likewise.
16391 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
16392 * config/ia64/t-ia64 (ia64-c.o): Likewise.
16393 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
16394 * config/mips/x-native (driver-native.o): Likewise.
16395 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
16396 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
16397 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
16398 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
16399 * config/score/t-score-elf (score7.o): Likewise.
16400 (score3.o): Likewise.
16401 * config/sh/t-sh (sh-c.o): Likewise.
16402 * config/sh/t-symbian (sh-c.o): Likewise.
16403 (symbian.o): Likewise.
16404 * config/spu/t-spu-elf (spu-c.o): Likewise.
16405 * config/v850/t-v850 (v850-c.o): Likewise.
16406 * config/v850/t-v850e (v850-c.o): Likewise.
16408 2009-05-26 Richard Guenther <rguenther@suse.de>
16410 PR tree-optimization/40122
16411 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
16412 VECTOR_CSTs if possible.
16413 (fold_gimple_assign): Likewise.
16415 2009-05-26 Richard Guenther <rguenther@suse.de>
16417 PR middle-end/40252
16418 * fold-const.c (fold_binary): Use the correct types for building
16421 2009-05-26 Richard Guenther <rguenther@suse.de>
16423 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
16424 redundant calls to merge_alias_info.
16425 (bump_vector_ptr): Likewise.
16426 * tree-ssa-copy.c (merge_alias_info): Remove.
16427 (replace_exp_1): Remove call to merge_alias_info.
16428 (propagate_tree_value): Likewise.
16429 (fini_copy_prop): Propagate points-to info.
16430 * tree-flow.h (merge_alias_info): Remove.
16432 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16434 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
16436 2009-05-25 Jan Hubicka <jh@suse.cz>
16438 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16439 * cgraph.h (struct inline_summary): New filed self_wize,
16440 size_inlining_benefit, self_time and time_inlining_benefit.
16441 (struct cgraph_global_info): Replace insns by time ans size fields.
16442 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16443 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16444 (ipcp_update_callgraph): Do not touch function bodies.
16445 * ipa-inline.c: Include except.h
16446 (MAX_TIME): New constant.
16447 (overall_insns): Remove.
16448 (leaf_node_p): New.
16449 (overall_size, max_benefit): New static variables.
16450 (cgraph_estimate_time_after_inlining): New function.
16451 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16452 (cgraph_clone_inlined_nodes): Update size.
16453 (cgraph_mark_inline_edge): Update size.
16454 (cgraph_estimate_growth): Use size info.
16455 (cgraph_check_inline_limits): Check size.
16456 (cgraph_default_inline_p): Likewise.
16457 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16458 (cgraph_decide_recursive_inlining): Check size.
16459 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16461 (cgraph_decide_inlining): Likewise.
16462 (cgraph_decide_inlining_incrementally): Likewise; honor
16463 PARAM_EARLY_INLINING_INSNS.
16464 (likely_eliminated_by_inlining_p): New predicate.
16465 (estimate_function_body_sizes): New function.
16466 (compute_inline_parameters): Use it.
16467 * except.c (must_not_throw_labels): New function.
16468 * except.h (must_not_throw_labels): Declare.
16469 * tree-inline.c (init_inline_once): Kill inlining_weigths
16470 * tree-ssa-structalias.c: Avoid uninitialized warning.
16471 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16472 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16473 (PARAM_INLINE_CALL_COST): Remove.
16474 (PARAM_EARLY_INLINING_INSNS): New.
16476 2009-05-25 Richard Guenther <rguenther@suse.de>
16478 PR tree-optimization/36327
16479 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
16480 callback for reference translation or lookup at the point of may-defs.
16481 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16482 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16483 for union COMPONENT_REFs.
16484 (vn_reference_lookup_3): New callback. Lookup from memset
16485 and CONSTRUCTOR assignment, translate through struct copies.
16486 (vn_reference_lookup_pieces): Make sure to not free the
16487 passed operands array. Adjust walk_non_aliased_vuses call.
16488 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16489 make sure we do not leak memory.
16491 2009-05-25 Richard Guenther <rguenther@suse.de>
16493 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16494 * tree-inline.c (expand_call_inline): Reset the escaped and
16495 callused solutions.
16496 * tree-ssa-structalias.c (pass_build_ealias): New.
16497 * tree-pass.h (pass_build_ealias): Declare.
16498 * passes.c (init_optimization_passes): Add PTA during
16499 early optimizations.
16500 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16501 and CALLUSED solutions.
16502 (dump_points_to_solution): New function, split out from ...
16503 (dump_points_to_info_for): ... here.
16504 * tree-parloops.c (parallelize_loops): Reset the escaped and
16505 callused solutions.
16507 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16510 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16511 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16513 2009-05-25 Ira Rosen <irar@il.ibm.com>
16515 PR tree-optimization/40238
16516 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16517 statements after basic block's labels.
16518 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16519 to free the allocated memory.
16521 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16523 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16524 return address with a USE.
16526 2009-05-24 Richard Guenther <rguenther@suse.de>
16528 PR middle-end/40233
16529 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16530 array type from the main variant of the inner type.
16532 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16534 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16535 definition to bool (from int) to un-break build.
16536 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16538 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16540 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16541 discard_stmt_changes): Delete.
16542 * tree-ssa-operands.c (scb_stack): Delete.
16543 (init_ssa_operands): Do not initialize it.
16544 (fini_ssa_operands): Do not free it.
16545 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16547 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16548 update_stmt, remove the others. Fix comments.
16549 * tree-dfa.c (optimize_stack_restore): Likewise.
16550 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16551 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16552 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16553 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16555 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16556 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16557 (dom_opt_finalize_block): Likewise, adjusting access to
16559 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16560 (stmts_to_rescan): Change item type to gimple.
16561 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16563 2009-05-24 Ira Rosen <irar@il.ibm.com>
16565 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16566 * tree-pass.h (pass_slp_vectorize): New pass.
16567 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16568 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16569 * tree-vectorizer.c (timevar.h): Include.
16570 (user_vect_verbosity_level): Declare.
16571 (vect_location): Fix comment.
16572 (vect_set_verbosity_level): Update user_vect_verbosity_level
16573 instead of vect_verbosity_level.
16574 (vect_set_dump_settings): Add an argument. Ignore user defined
16575 verbosity if dump flags require higher level of verbosity. Print to
16576 stderr only for loop vectorization.
16577 (vectorize_loops): Update call to vect_set_dump_settings.
16578 (execute_vect_slp): New function.
16579 (gate_vect_slp): Likewise.
16580 (struct gimple_opt_pass pass_slp_vectorize): New.
16581 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16582 access its members.
16583 (vec_info_for_bb): New function.
16584 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16585 (VECTORIZATION_ENABLED): New macro.
16586 (SLP_ENABLED, SLP_DISABLED): Likewise.
16587 (vect_is_simple_use): Add bb_vec_info argument.
16588 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16589 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16590 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16591 vect_schedule_slp, vect_analyze_slp): Likewise.
16592 (vect_analyze_stmt): Add slp_tree argument.
16593 (find_bb_location): Declare.
16594 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16595 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16596 (vect_analyze_loop_operations, vect_analyze_loop,
16597 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16598 vect_finalize_reduction, vectorizable_reduction,
16599 vectorizable_live_operation, vect_transform_loop): Likewise.
16600 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16601 skip evolution analysis if analyzing a basic block.
16602 (dr_analyze_indices): Likewise.
16603 (initialize_data_dependence_relation): Skip the test whether the
16604 object is invariant for basic blocks.
16605 (compute_all_dependences): Skip dependence analysis for data
16606 references in basic blocks.
16607 (find_data_references_in_stmt): Don't fail in case of invariant
16608 access in basic block.
16609 (find_data_references_in_bb): New function.
16610 (find_data_references_in_loop): Move code to
16611 find_data_references_in_bb and add a call to it.
16612 (compute_data_dependences_for_bb): New function.
16613 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16614 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16616 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16617 unknown dependence in basic block and fail in case of dependence in
16619 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16620 dependence instances from either loop or basic block vectorization
16622 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16623 before calling nested_in_vect_loop_p.
16624 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16625 dependence instances from either loop or basic block vectorization
16627 (vect_verify_datarefs_alignment): Likewise.
16628 (vect_enhance_data_refs_alignment): Adjust function calls.
16629 (vect_analyze_data_refs_alignment): Likewise.
16630 (vect_analyze_group_access): Fix printing. Skip different checks if
16631 DR_STEP is 0. Keep strided stores either in loop or basic block
16632 vectorization data structure. Fix indentation.
16633 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16635 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16636 dependence instances from either loop or basic block vectorization
16638 (vect_analyze_data_refs): Update comment. Call
16639 compute_data_dependences_for_bb to analyze basic blocks.
16640 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16641 case of loop vectorization. In case of basic block vectorization use
16642 data-ref itself as a base.
16643 (vect_create_data_ref_ptr): In case of basic block vectorization:
16644 don't advance the pointer, add new statements before the current
16645 statement. Adjust function calls.
16646 (vect_supportable_dr_alignment): Support only aligned accesses in
16647 basic block vectorization.
16648 * common.opt (ftree-slp-vectorize): New flag.
16649 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16650 (vect_pattern_recog_1): Likewise.
16651 * tree-vect-stmts.c (process_use): Likewise.
16652 (vect_init_vector): Add new statements in the beginning of the basic
16653 block in case of basic block SLP.
16654 (vect_get_vec_def_for_operand): Adjust function calls.
16655 (vect_finish_stmt_generation): Likewise.
16656 (vectorizable_call): Add assert that it is loop vectorization, adjust
16658 (vectorizable_conversion, vectorizable_assignment): Likewise.
16659 (vectorizable_operation): In case of basic block SLP, take
16660 vectorization factor from statement's type and skip the relevance
16661 check. Adjust function calls.
16662 (vectorizable_type_demotion): Add assert that it is loop
16663 vectorization, adjust function calls.
16664 (vectorizable_type_promotion): Likewise.
16665 (vectorizable_store): Check for outer loop only in case of loop
16666 vectorization. Adjust function calls. For basic blocks, skip the
16667 relevance check and don't advance pointers.
16668 (vectorizable_load): Likewise.
16669 (vectorizable_condition): Add assert that it is loop vectorization,
16670 adjust function calls.
16671 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16672 that it is not reduction, get vector type, call only supported
16673 functions, skip loop specific parts.
16674 (vect_transform_stmt): Check for outer loop only in case of loop
16676 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16677 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16678 for external definition.
16679 * passes.c (pass_slp_vectorize): New pass.
16680 * tree-vect-slp.c (find_bb_location): New function.
16681 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16682 check for patterns only in loops.
16683 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16684 case of multiple types in basic block SLP.
16685 (vect_mark_slp_stmts_relevant): New function.
16686 (vect_supported_load_permutation_p): Fix comment.
16687 (vect_analyze_slp_instance): Add argument. In case of basic block
16688 SLP, take vectorization factor from statement's type, check that
16689 unrolling factor is 1. Adjust function call. Save SLP instance in
16690 either loop or basic block vectorization structure. Return FALSE,
16692 (vect_analyze_slp): Add argument. Get strided stores groups from
16693 either loop or basic block vectorization structure. Return FALSE
16694 if basic block SLP failed.
16695 (new_bb_vec_info): New function.
16696 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16697 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16698 (vect_schedule_slp): Add argument. Get SLP instances from either
16699 loop or basic block vectorization structure. Set vectorization factor
16700 to be 1 for basic block SLP.
16701 (vect_slp_transform_bb): New function.
16702 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16704 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16706 * final.c (shorten_branches): Do not align labels for jump tables.
16707 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16709 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16711 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16712 Remove outdated reference to flow.c and fix nits.
16713 * doc/gccint.texi: Tweak RTL description.
16714 * doc/rtl.texi: Likewise.
16716 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16718 * config/avr/avr.c: Change my email address.
16719 * config/avr/avr.h: Likewise.
16720 * config/avr/avr.md: Likewise.
16721 * config/avr/avr-protos.h: Likewise.
16722 * config/avr/libgcc.S: Likewise.
16724 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16726 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16727 (spu_split_load, spu_split_store): Change return type to int.
16728 (spu_split_convert): Declare.
16729 * config/spu/predicates.md (spu_mem_operand): Remove.
16730 (spu_mov_operand): Update.
16731 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16732 * config/spu/spu.c (regno_aligned_for_load): Remove.
16733 (reg_aligned_for_addr, spu_expand_load): Define.
16734 (spu_expand_extv): Reimplement and handle MEM.
16735 (spu_expand_insv): Handle MEM.
16736 (spu_sched_reorder): Handle insn's with length 0.
16737 (spu_legitimate_address_p): Reimplement.
16738 (store_with_one_insn_p): Return TRUE for any mode with size
16739 larger than 16 bytes.
16740 (address_needs_split): Define.
16741 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16743 (spu_convert_move): Define.
16744 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16745 (spu_split_store): Change all MEM's to TImode.
16746 (spu_init_expanders): Preallocate registers that correspond to
16747 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16749 (spu_split_convert): Define.
16750 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16751 (_move<mode>, _movdi, _movti): Update predicate and condition.
16752 (load, store): Change to define_split.
16753 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16755 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16756 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16757 define_insn_and_split of lshr<mode>3.
16758 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16759 (<v>ashr<mode>3_imm): Define.
16760 (extv, extzv, insv): Allow MEM operands.
16761 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16762 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16763 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16764 (_spu_convert2): Change to define_insn_and_split and remove the
16765 corresponding define_peephole2.
16766 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16767 Change predicates to memory_operand.
16769 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16771 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16773 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16775 PR tree-optimization/40219
16776 * tree.c (iterative_hash_expr): Make sure the builtin function is
16777 a normal builtin function and not a front end or back end builtin
16778 before indexing into the built_in_decls array.
16780 2009-05-22 Richard Guenther <rguenther@suse.de>
16782 PR middle-end/38964
16783 * alias.c (write_dependence_p): Do not use TBAA for answering
16784 anti-dependence or output-dependence.
16785 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16786 (emit_pointer_definition): Remove.
16787 (emit_alias_warning): Likewise.
16788 (find_what_var_points_to): Remove TBAA pruning code.
16789 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16791 (compute_points_to_sets): Remove code computing the set of
16792 dereferenced pointers.
16793 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16794 oracle for querying anti and output dependencies.
16795 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16796 if TBAA may be applied.
16797 (refs_anti_dependent_p): New function.
16798 (refs_output_dependent_p): Likewise.
16799 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16800 (refs_output_dependent_p): Likewise.
16801 * doc/tree-ssa.texi (Memory model): New section.
16802 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16803 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16804 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16805 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16806 * expr.c (expand_expr_real_1): Likewise.
16807 * gimple-low.c (lower_stmt): Likewise.
16808 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16809 (dump_gimple_cdt): Remove.
16810 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16811 (gimple_size): Likewise.
16812 (walk_gimple_op): Likewise.
16813 (is_gimple_stmt): Likewise.
16814 (walk_stmt_load_store_addr_ops): Likewise.
16815 (gimple_build_cdt): Remove.
16816 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16817 * gimple.h (gimple_cdt_new_type): Remove.
16818 (gimple_cdt_new_type_ptr): Likewise.
16819 (gimple_cdt_set_new_type): Likewise.
16820 (gimple_cdt_location): Likewise.
16821 (gimple_cdt_location_ptr): Likewise.
16822 (gimple_cdt_set_location): Likewise.
16823 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16824 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16825 GIMPLE_CHANGE_DYNAMIC_TYPE.
16826 (verify_types_in_gimple_stmt): Likewise.
16827 * tree-inline.c (estimate_num_insns): Likewise.
16828 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16829 (copy_decl_to_var): Likewise.
16830 (copy_result_decl_to_var): Likewise.
16831 * tree-pretty-print.c (dump_generic_node): Do not handle
16832 CHANGE_DYNAMIC_TYPE_EXPR.
16833 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16834 * tree-ssa-operands.c (get_expr_operands): Likewise.
16835 * tree-ssa-structalias.c (struct variable_info): Remove
16836 no_tbaa_pruning member.
16837 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16838 (unify_nodes): Do not copy it.
16839 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16840 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16841 (set_uids_in_ptset): Do not check it.
16842 (find_what_var_points_to): Likewise.
16843 (compute_tbaa_pruning): Remove.
16844 (compute_points_to_sets): Do not call it.
16845 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16846 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16847 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16848 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16849 (DECL_NO_TBAA_P): Likewise.
16850 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16851 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16852 (expand_omp_atomic_pipeline): Do not set it.
16853 * print-tree.c (print_node): Do not dump it.
16854 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16857 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16860 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16863 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16865 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16868 2009-05-22 Ben Elliston <bje@au.ibm.com>
16870 * Makefile.in (bversion.h, s-bversion): New targets.
16871 (TOPLEV_H): Add bversion.h.
16872 * toplev.h: Include "bversion.h".
16873 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16874 the __format__ attribute only if compiling with the same version
16875 of GCC as the sources (the "build version").
16877 2009-05-22 Ben Elliston <bje@au.ibm.com>
16879 * c-format.c (handle_format_attribute): Fix comment typo.
16881 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16884 * config/ia64/ia64.opt (mfused-madd): New.
16885 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16886 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16887 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16888 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16889 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16890 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16891 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16892 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16893 instruction if !TARGET_FUSED_MADD.
16894 (fpma, fpms): Remove colon from name.
16896 2009-05-22 Richard Guenther <rguenther@suse.de>
16898 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16899 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16900 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16902 (create_expression_by_pieces): Only convert if necessary.
16903 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16904 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16906 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16908 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16909 regular pattern from a template and rename it ...
16910 (*extzv_truncsi_exts): ... to this.
16912 2009-05-21 Richard Guenther <rguenther@suse.de>
16914 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16915 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16916 (cgraph_default_inline_p): Likewise.
16917 (cgraph_decide_inlining_incrementally): Likewise.
16919 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16920 Uros Bizjak <ubizjak@gmail.com>
16922 * config/i386/cpuid.h (bit_MOVBE): New.
16924 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16926 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16927 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16928 (ix86_handle_option): Handle OPT_mmovbe.
16929 (ix86_target_string): Add -mmovbe.
16930 (pta_flags): Add PTA_MOVBE.
16931 (processor_alias_table): Add PTA_MOVBE to "atom".
16932 (override_options): Handle PTA_MOVBE.
16934 * config/i386/i386.h (TARGET_MOVBE): New.
16936 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16937 (*bswapsi_movbe): New.
16938 (*bswapdi_movbe): Likewise.
16939 (bswapdi2): Renamed to ...
16940 (*bswapdi_1): This.
16941 (bswapdi2): New expander.
16943 * config/i386/i386.opt (mmovbe): New.
16945 * doc/invoke.texi: Document -mmovbe.
16947 2009-05-21 Taras Glek <tglek@mozilla.com>
16949 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16950 * gcc-plugin.h (plugin_init): Updated signature.
16951 * gcc-plugin.h (plugin_name_args): Moved to this header.
16952 * doc/plugins.texi (plugin_init): Updated documention to reflect
16954 * doc/plugins.texi (plugin_name_args): Added to documention.
16956 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16958 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16959 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16961 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16963 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16964 JUMP_TABLE_DATA_P predicates where applicable.
16965 * config/i386/predicates.md: Ditto.
16966 * config/i386/sse.md: Ditto.
16968 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16970 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16971 operand2 -128 override length_immediate attribute to 1.
16972 * config/i386/predicates.md (constm128_operand): New predicate.
16974 * config/i386/i386.c (memory_address_length): Handle %r12
16975 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16977 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16978 mode look through optional ZERO_EXTEND and SUBREG.
16979 * config/i386/i386.md (R12_REG): New define_constant.
16980 (prefix_data16): For sse unit set also for MODE_TI insns.
16981 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16982 insns set if operand 1 is ext_QIreg_operand.
16983 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16984 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16986 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16987 mode from MODE_DI to MODE_SI.
16988 (movdi_1_rex64): Override modrm and length_immediate attributes
16989 only for movabs (TYPE_IMOV, alternative 2).
16990 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16991 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16992 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16993 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16994 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16995 prefix_rex attribute if DImode.
16996 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16997 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16998 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16999 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
17000 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
17001 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
17002 Likewise. For TYPE_IMOV clear length_immediate attribute.
17003 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
17004 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
17005 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
17006 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
17007 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
17008 or one operand TYPE_ISHIFT.
17009 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
17010 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
17011 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
17012 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
17013 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
17014 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
17015 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
17016 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
17017 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
17018 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
17019 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
17020 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
17021 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
17022 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
17023 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
17024 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
17025 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
17026 set mode attribute, don't override length attribute.
17027 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
17029 (return_internal_long): Set length attribute to 2 instead of 1.
17030 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
17031 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
17032 prefix_rex attribute.
17033 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
17035 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
17037 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17039 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
17041 2009-05-20 Ian Lance Taylor <iant@google.com>
17043 * tree.c (build_tree_list_vec_stat): New function.
17044 (ctor_to_vec): New function.
17045 (build_nt_call_vec): New function.
17046 (build_call_array): Change args to be a const pointer.
17047 (build_call_vec): New function.
17048 * tree.h (build_nt_call_vec): Declare.
17049 (build_tree_list_vec_stat): Declare.
17050 (build_tree_list_vec): Define.
17051 (build_call_array): Update declaration.
17052 (build_call_vec): Declare.
17053 (ctor_to_vec): Declare.
17054 * c-common.c (tree_vector_cache): New static variable.
17055 (make_tree_vector): New function.
17056 (release_tree_vector): New function.
17057 (make_tree_vector_single): New function.
17058 (make_tree_vector_copy): New function.
17059 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
17060 (make_tree_vector_single, make_tree_vector_copy): Declare.
17061 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
17062 (c_parser_expr_list): Don't manage cache here, instead call
17064 (c_parser_release_expr_list): Remove static function.
17065 (c_parser_vec_to_tree_list): Remove static function.
17066 (c_parser_attributes): Call build_tree_list_vec instead of
17067 c_parser_vec_to_tree_list. Call release_tree_vector instead of
17068 c_parser_release_expr_list.
17069 (c_parser_postfix_expression_after_primary): Likewise.
17070 (c_parser_objc_keywordexpr): Likewise.
17072 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
17074 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
17075 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
17076 TARGET_CONVERT_TO_TYPE.
17077 * hooks.c (hook_tree_const_tree_null): Define.
17078 * hooks.h (hook_tree_const_tree_null): Declare.
17079 * target.h (struct gcc_target): Add invalid_parameter_type,
17080 invalid_return_type, promoted_type, and convert_to_type fields.
17081 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
17082 (TARGET_INVALID_RETURN_TYPE): Define.
17083 (TARGET_PROMOTED_TYPE): Define.
17084 (TARGET_CONVERT_TO_TYPE): Define.
17085 (TARGET_INITIALIZER): Update for new fields.
17086 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
17087 (grokparms): Check targetm.invalid_parameter_type.
17088 * c-typeck.c (default_conversion): Check targetm.promoted_type.
17089 * c-convert.c (convert): Check targetm.convert_to_type.
17091 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
17093 * config/mips/mips.md (*extenddi_truncate<mode>,
17094 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
17096 (*extendhi_truncateqi): New define_insn_and_sptit.
17098 2009-05-20 Jakub Jelinek <jakub@redhat.com>
17100 PR middle-end/40204
17101 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
17102 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
17104 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
17106 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
17107 the operand of VIEW_CONVERT_EXPR.
17109 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
17111 * config/i386/driver-i386.c (host_detect_local_cpu): Check
17112 extended family and model for Intel processors. Support Intel Atom.
17114 2009-05-20 Olivier Hainque <hainque@adacore.com>
17116 * gstab.h (stab_code_type): Define, to be used instead of the
17117 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
17119 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
17120 occurrences by stab_code_type.
17121 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
17123 2009-05-20 Martin Jambor <mjambor@suse.cz>
17125 * tree-flow.h (insert_edge_copies_seq): Undeclare.
17126 (sra_insert_before): Likewise.
17127 (sra_insert_after): Likewise.
17128 (sra_init_cache): Likewise.
17129 (sra_type_can_be_decomposed_p): Likewise.
17130 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
17131 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
17132 (sra_insert_before): Likewise.
17133 (sra_insert_after): Likewise.
17134 (sra_init_cache): Likewise.
17135 (insert_edge_copies_seq): Made static and moved upwards.
17137 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
17140 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
17142 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
17143 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
17146 2009-05-20 Richard Guenther <rguenther@suse.de>
17148 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17149 with mismatched comparison modes.
17151 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17153 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
17154 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
17155 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
17156 with shifts for Thumb2.
17157 (orsi_notsi): New for orn.
17158 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
17159 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
17160 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
17161 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
17162 Don't invert remainder for IOR.
17164 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
17166 PR tree-optimization/40087
17167 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
17168 number_of_iterations_ne): Rename never_infinite argument.
17169 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
17170 number_of_iterations_le): Handle pointer-type ivs when
17171 exit_must_be_taken is false.
17172 (number_of_iterations_cond): Do not always assume that
17173 exit_must_be_taken if the control variable is a pointer.
17175 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
17177 * c-typeck.c (build_binary_op): Allow % on integal vectors.
17178 * doc/extend.texi (Vector Extension): Document that % is allowed too.
17180 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
17182 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
17183 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
17185 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17188 * c.opt (Wlogical-op): Disabled by default.
17189 * c-opt (c_common_post_options): Do not enable Wlogical-op with
17191 * doc/invoke.texi (Wlogical-op): Likewise.
17193 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
17195 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
17197 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
17198 Propagate the type of the first operand.
17199 <ASSERT_EXPR>: Simplify.
17200 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
17201 Rewrite using the RHS code as discriminant.
17202 <NOP_EXPR>: Turn into CASE_CONVERT.
17203 <PLUS_EXPR>: Propagate the type of the first operand.
17205 2009-05-19 Steve Ellcey <sje@cup.hp.com>
17207 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
17208 (ia64_dconst_0_375): New.
17209 * config/ia64/ia64.c (ia64_override_options): Remove
17210 -minline-sqrt-min-latency warning.
17211 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
17212 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
17213 * config/ia64/ia64.md (*sqrt_approx): Remove.
17214 (sqrtsf2): Remove #if 0.
17215 (sqrtsf2_internal_thr): Rewrite and move to div.md.
17216 (sqrtdf): Remove assert.
17217 (sqrtdf2_internal_thr): Rewrite and move to div.md.
17218 (sqrtxf2): Remove #if 0.
17219 (sqrtxf2_internal_thr): Rewrite and move to div.md.
17220 * div.md (sqrt_approx_rf): New.
17221 (sqrtsf2_internal_thr): New implementation.
17222 (sqrtsf2_internal_lat): New.
17223 (sqrtdf2_internal_thr: New implementation.
17224 (sqrtxf2_internal): New implementation.
17226 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
17227 Hans-Peter Nilsson <hp@axis.com>
17229 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
17230 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
17231 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
17232 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
17233 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
17234 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
17235 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
17236 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
17237 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
17238 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
17239 * c-common.c: ...from here.
17241 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
17243 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
17245 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17247 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
17249 2009-05-19 Ben Elliston <bje@au.ibm.com>
17251 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
17252 assignments with memcpy calls.
17253 (add_fdes): Likewise.
17254 (binary_search_unencoded_fdes): Likewise.
17255 (linear_search_fdes): Eliminate type puns.
17257 2009-05-19 Richard Guenther <rguenther@suse.de>
17259 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
17260 not falsely claim to have propagated into all uses.
17262 2009-05-19 Ben Elliston <bje@au.ibm.com>
17264 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
17267 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
17269 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
17270 * config/sh/sh.c (sh_legitimate_address_p): Make static.
17271 (TARGET_LEGITIMATE_ADDRESS_P): New.
17272 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17273 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17275 2009-05-18 Dodji Seketeli <dodji@redhat.com>
17278 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
17279 child of the containing namespace's DIE.
17281 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
17283 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
17284 *zero_extendhi_truncqi): Move after the zero_extend patterns.
17285 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
17288 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
17291 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
17292 gen_align with gen_pad.
17293 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
17294 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
17296 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
17297 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
17299 * config/i386/i386.md (align): Renamed to ...
17300 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
17301 ASM_OUTPUT_MAX_SKIP_PAD.
17303 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
17305 * config.gcc: Fix variable syntax.
17308 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
17309 before calling exact_log2.
17310 (output_iorsi3): Likewise.
17311 (output_xorsi3): Likewise.
17313 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
17315 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
17316 for the none zero constant operand except for EQ and NE
17317 comprisons even when the first operand is R0.
17319 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
17321 * config/s390/2064.md: Remove trailing whitespaces.
17322 * config/s390/2084.md: Likewise.
17323 * config/s390/constraints.md: Likewise.
17324 * config/s390/fixdfdi.h: Likewise.
17325 * config/s390/libgcc-glibc.ver: Likewise.
17326 * config/s390/s390-modes.def: Likewise.
17327 * config/s390/s390-protos.h: Likewise.
17328 * config/s390/s390.c: Likewise.
17329 * config/s390/s390.h: Likewise.
17330 * config/s390/s390.md: Likewise.
17331 * config/s390/tpf-unwind.h: Likewise.
17333 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
17335 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
17337 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
17340 * configure.ac (m68k-*-*): Check if binutils support TLS.
17341 * configure: Regenerate.
17342 * config/m68k/predicates.md (symbolic_operand): Extend comment.
17343 * config/m68k/constraints.md (Cu): New constraint.
17344 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
17345 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
17346 (movsi): Handle TLS symbols.
17347 (addsi3_5200): Handle XTLS symbols, indent.
17348 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
17349 (m68k_tls_reference_p): Declare.
17350 (m68k_legitimize_address): Declare.
17351 (m68k_unwrap_symbol): Declare.
17352 * config/m68k/m68k.opt (mxtls): New option.
17353 * config/m68k/m68k.c (ggc.h): Include.
17354 (m68k_output_dwarf_dtprel): Implement hook.
17355 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
17356 (m68k_expand_prologue): Load GOT pointer when function needs it.
17357 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
17358 (m68k_legitimate_constant_address_p): Same.
17359 (m68k_decompose_address): Handle TLS references.
17360 (m68k_get_gp): New static function.
17361 (enum m68k_reloc): New contants.
17362 (TLS_RELOC_P): New macro.
17363 (m68k_wrap_symbol): New static function.
17364 (m68k_unwrap_symbol): New function.
17365 (m68k_final_prescan_insn_1): New static function.
17366 (m68k_final_prescan_insn): New function.
17367 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
17369 (legitimize_pic_address): Handle TLS references..
17370 (m68k_tls_get_addr, m68k_get_tls_get_addr)
17371 (m68k_libcall_value_in_a0_p)
17372 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
17373 (m68k_call_m68k_read_tp): Helper variables and functions for ...
17374 (m68k_legitimize_tls_address): Handle TLS references.
17375 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
17377 (m68k_legitimize_address): Handle TLS symbols.
17378 (m68k_get_reloc_decoration): New static function.
17379 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
17381 (m68k_output_dwarf_dtprel): Implement hook.
17382 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
17383 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
17384 m68k_call_* routines.
17385 (sched_attr_op_type): Handle TLS symbols.
17386 (gt-m68k.h): Include.
17387 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
17388 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
17390 2009-05-18 Martin Jambor <mjambor@suse.cz>
17392 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
17393 (visit_store_addr_for_mod_analysis): New function.
17394 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
17395 (determine_cst_member_ptr): Use gimple_assign_single_p.
17396 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
17397 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
17398 operands. Don't check number of operands of a NOP_EXPR.
17400 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
17402 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
17404 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
17407 * c-common.c (warn_logical_operator): Don't warn if one of
17408 expression isn't always true or false.
17410 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
17412 * config/i386/biarch32.h: New file.
17413 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
17415 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
17417 * config/mips/mips.md (*zero_extend<mode>_trunchi,
17418 *zero_extend<mode>_truncqi): Merge these into ...
17419 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
17420 Name the pattern following this as *zero_extendhi_truncqi.
17422 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
17424 PR middle-end/39301
17425 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
17426 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
17427 (output_info): Make field HOST_WIDEST_INT.
17428 (print_statistics): Use HOST_WIDEST_INT_PRINT.
17429 (dump_bitmat_statistics): Same.
17431 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
17433 * config.gcc (use_gcc_stdint): Set to wrap.
17434 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17435 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17436 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17437 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17438 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17439 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17440 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17441 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17443 2009-05-16 Joseph Myers <joseph@codesourcery.com>
17445 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
17447 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
17448 Move definitions earlier.
17449 (OPT_ARCH64, OPT_ARCH32): Define.
17450 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
17453 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17456 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
17459 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17461 * arm.md (movdi2): Copy non-reg values to DImode registers.
17463 2009-05-16 Jakub Jelinek <jakub@redhat.com>
17466 * final.c (label_to_max_skip): New function.
17467 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
17468 CODE_LABEL_NUMBER <= max_labelno.
17469 * output.h (label_to_max_skip): New prototype.
17470 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
17471 (ix86_avoid_jump_mispredicts): ... this. Don't define if
17472 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
17473 Handle CODE_LABELs with >= 16 byte alignment or with
17474 max_skip == (1 << align) - 1.
17475 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
17476 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
17479 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
17480 .p2align 3 if MAX_SKIP is smaller than 7.
17481 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17483 2009-05-15 Ian Lance Taylor <iant@google.com>
17485 * alias.c (struct alias_set_entry_d): Rename from struct
17486 alias_set_entry. Change all uses.
17487 * except.c (struct call_site_record_d): Rename from struct
17488 call_site_record. Change all uses.
17489 * except.h (struct eh_region_d): Rename from struct eh_region.
17491 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17493 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17494 ivtype_map_elt. Change all uses.
17495 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17497 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17498 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17500 (struct sese_d): Rename from struct sese. Change all uses.
17501 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17502 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17503 * optabs.h (struct optab_d): Rename from struct optab. Change all
17505 (struct convert_optab_d): Rename from struct convert_optab.
17507 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17508 ipa_opt_pass. Change all uses.
17509 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17512 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17513 defined as a typedef.
17514 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17517 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17520 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17522 (merge_ranges): Returns bool.
17523 * tree.h (make_range): .. to here.
17524 (build_range_check): Likewise.
17525 (merge_ranges): Likewise. Renamed from merge_ranges.
17526 * c-typeck.c (parser_build_binary_op): Update calls to
17527 warn_logical_operator.
17528 * c-common.c (warn_logical_operator): Add new warning.
17529 * c-common.h (warn_logical_operator): Update declaration.
17531 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17533 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17535 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17537 * doc/install.texi: Document MPC requirements, flags etc.
17539 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17540 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17541 Evaluate constant arguments.
17542 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17543 (fold_builtin_1): Likewise, also evaluate constant arguments.
17544 Remove superfluous break.
17545 (do_mpc_ckconv): New.
17546 * real.h: Include mpc.h.
17547 * toplev.c (print_version): Output MPC version info if available.
17549 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17551 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17553 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17555 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17558 2009-05-15 Jan Hubicka <jh@suse.cz>
17560 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17561 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17562 (try_inline): Fix return value.
17563 (cgraph_decide_inlining_incrementally): Honor new value.
17564 (cgraph_early_inlining): Handle indirect inlining.
17565 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17567 2009-05-15 Jan Hubicka <jh@suse.cz>
17569 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17570 * cgraphunit.c (cgraph_finalize_function): Set it.
17571 (cgraph_expand_function): Use it.
17573 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17575 * real.c (encode_ieee_half): Define.
17576 (decode_ieee_half): Define.
17577 (ieee_half_format): Define.
17578 (arm_half_format): Define.
17579 * real.h (ieee_half_format): Declare.
17580 (arm_half_format): Declare.
17582 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17584 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17585 swapped, and reversed optabs exist before trying to use them.
17587 2009-05-15 Paul Brook <paul@codesourcery.com>
17588 Sandra Loosemore <sandra@codesourcery.com>
17590 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17591 loads. Allow PRE_DEC.
17592 (output_move_neon): Handle PRE_DEC.
17593 (arm_print_operand): Add 'A' for neon structure loads.
17594 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17595 * config/arm/neon.md (neon_mov): Update comment.
17596 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17598 (Um): New constraint.
17600 2009-05-15 Jan Hubicka <jh@suse.cz>
17602 Revert the following patch until testsuite fallout is fixed:
17603 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17604 * cgraph.h (struct inline_summary): New filed self_wize,
17605 size_inlining_benefit, self_time and time_inlining_benefit.
17606 (struct cgraph_global_info): Replace insns by time ans size fields.
17607 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17608 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17609 (ipcp_update_callgraph): Do not touch function bodies.
17610 * ipa-inline.c: Include except.h
17611 (MAX_TIME): New constant.
17612 (overall_insns): Remove
17613 (overall_size, max_benefit): New static variables.
17614 (cgraph_estimate_time_after_inlining): New function.
17615 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17616 (cgraph_clone_inlined_nodes): Update size.
17617 (cgraph_mark_inline_edge): Update size.
17618 (cgraph_estimate_growth): Use size info.
17619 (cgraph_check_inline_limits): Check size.
17620 (cgraph_default_inline_p): Likewise.
17621 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17622 (cgraph_decide_recursive_inlining): Check size.
17623 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17625 (cgraph_decide_inlining): Likewise.
17626 (cgraph_decide_inlining_incrementally): Likewise; honor
17627 PARAM_EARLY_INLINING_INSNS.
17628 (likely_eliminated_by_inlining_p): New predicate.
17629 (estimate_function_body_sizes): New function.
17630 (compute_inline_parameters): Use it.
17631 * except.c (must_not_throw_labels): New function.
17632 * except.h (must_not_throw_labels): Declare.
17633 * tree-inline.c (init_inline_once): Kill inlining_weigths
17634 * tree-ssa-structalias.c: Avoid uninitialized warning.
17635 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17636 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17637 (PARAM_INLINE_CALL_COST): Remove.
17638 (PARAM_EARLY_INLINING_INSNS): New.
17640 2009-05-15 Richard Guenther <rguenther@suse.de>
17642 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17643 not TODO_update_ssa.
17645 2009-05-15 Richard Guenther <rguenther@suse.de>
17647 PR tree-optimization/39999
17648 * gimple.h (gimple_expr_type): Use the expression type looking
17649 through useless conversions.
17650 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17651 (vn_nary_op_insert_stmt): Likewise.
17652 (simplify_binary_expression): Likewise.
17654 2009-05-15 Richard Guenther <rguenther@suse.de>
17656 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17657 New options, enabled by default.
17658 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17660 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17661 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17662 * tree-ssa-structalias.c (gate_tree_pta): New function.
17663 (pass_build_alias): Use it.
17665 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17667 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17668 recurse on an invariant address if a conversion from a pointer
17669 type to a wider integer type is involved.
17671 2009-05-15 Jan Hubicka <jh@suse.cz>
17673 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17674 * cgraph.h (struct inline_summary): New filed self_wize,
17675 size_inlining_benefit, self_time and time_inlining_benefit.
17676 (struct cgraph_global_info): Replace insns by time ans size fields.
17677 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17678 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17679 (ipcp_update_callgraph): Do not touch function bodies.
17680 * ipa-inline.c: Include except.h
17681 (MAX_TIME): New constant.
17682 (overall_insns): Remove
17683 (overall_size, max_benefit): New static variables.
17684 (cgraph_estimate_time_after_inlining): New function.
17685 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17686 (cgraph_clone_inlined_nodes): Update size.
17687 (cgraph_mark_inline_edge): Update size.
17688 (cgraph_estimate_growth): Use size info.
17689 (cgraph_check_inline_limits): Check size.
17690 (cgraph_default_inline_p): Likewise.
17691 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17692 (cgraph_decide_recursive_inlining): Check size.
17693 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17695 (cgraph_decide_inlining): Likewise.
17696 (cgraph_decide_inlining_incrementally): Likewise; honor
17697 PARAM_EARLY_INLINING_INSNS.
17698 (likely_eliminated_by_inlining_p): New predicate.
17699 (estimate_function_body_sizes): New function.
17700 (compute_inline_parameters): Use it.
17701 * except.c (must_not_throw_labels): New function.
17702 * except.h (must_not_throw_labels): Declare.
17703 * tree-inline.c (init_inline_once): Kill inlining_weigths
17704 * tree-ssa-structalias.c: Avoid uninitialized warning.
17705 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17706 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17707 (PARAM_INLINE_CALL_COST): Remove.
17708 (PARAM_EARLY_INLINING_INSNS): New.
17709 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17710 (inline-call-cost): Remove.
17711 (early-inlining-insns): New.
17713 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17715 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17717 (print_int_cst_bounds_in_octal_p): Likewise.
17718 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17720 * dwarf2out.c (base_type_die): Likewise.
17721 (is_subrange_type): Delete.
17722 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17723 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17724 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17725 if the destination type is boolean.
17726 (build_range_check): Do not special-case subtypes.
17727 (fold_sign_changed_comparison): Likewise.
17728 (fold_unary): Likewise.
17729 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17730 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17731 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17732 * tree.c (subrange_type_for_debug_p): New predicate based on the
17733 former is_subrange_type.
17734 * tree.h (subrange_type_for_debug_p): Declare.
17735 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17736 (convert_affine_scev): Remove call to above function.
17737 (chrec_convert_aggressive): Likewise.
17738 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17739 false for conversions involving subtypes.
17740 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17741 (vrp_val_min): Likewise.
17742 (needs_overflow_infinity): Likewise.
17743 (extract_range_from_unary_expr): Likewise.
17745 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17747 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17748 * config/frv/frv.c: Likewise.
17749 * config/s390/s390.c: Likewise.
17750 * config/sparc/sparc.h: Likewise.
17751 * config/i386/i386.h: Likewise.
17752 * config/i386/i386.c: Likewise.
17753 * config/crx/crx.c: Likewise.
17754 * config/m68hc11/m68hc11.h: Likewise.
17755 * config/iq2000/iq2000.c: Likewise.
17756 * config/mn10300/mn10300.h: Likewise.
17757 * config/mn10300/mn10300.c: Likewise.
17758 * config/m68k/m68k.c: Likewise.
17759 * config/rs6000/rs6000.c: Likewise.
17760 * config/rs6000/xcoff.h: Likewise.
17761 * config/rs6000/linux64.h: Likewise.
17762 * config/rs6000/sysv4.h: Likewise.
17763 * config/score/score3.c: Likewise.
17764 * config/score/score7.c: Likewise.
17765 * config/score/score.c: Likewise.
17766 * config/arm/arm.md: Likewise.
17767 * config/mips/mips.c: Likewise.
17768 * config/mips/mips.md: Likewise.
17769 * config/bfin/bfin.h: Likewise.
17770 * config/pa/pa.c: Likewise.
17771 * config/pa/constraints.md: Likewise.
17773 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17774 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17775 * config/pdp11/pdp11.h: Use memory_address_p instead.
17777 2009-05-14 Ian Lance Taylor <iant@google.com>
17779 * passes.c (finish_optimization_passes): Change i to int.
17780 * plugin.c (plugins_active_p): Change event to int.
17781 (dump_active_plugins): Likewise.
17782 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17784 * tree.c (tree_range_check_failed): Change c to unsigned int.
17785 (omp_clause_range_check_failed): Likewise.
17786 (build_common_builtin_nodes): Change mode to int. Add cast.
17787 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17788 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17790 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17791 ++ or -- with a variable of enum type.
17793 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17796 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17798 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17800 * store-motion.c: Do not include params.h
17801 * Makefile.in: Fix dependencies for various files.
17803 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17805 * auto-inc-dec.c: Fix pass description, remove apparent
17806 accidental duplication.
17808 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17810 PR middle-end/40147
17811 * ipa-utils.h (memory_identifier_string): Moved to ...
17812 * tree.h (memory_identifier_string): Here. Add GTY(()).
17814 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17816 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17817 in the former documentation of...
17818 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17819 * ira-conflicts.c (get_dup_num): Use address_operand.
17820 * targhooks.c (default_legitimate_address_p): New.
17821 * targhooks.h (default_legitimate_address_p): New.
17822 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17824 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17825 * target.h (struct target): Add legitimate_address_p.
17826 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17827 (TARGET_INITIALIZER): Include it.
17829 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17830 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17831 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17832 (TARGET_LEGITIMATE_ADDRESS_P): New.
17834 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17835 (REG_OK_STRICT_P): Delete.
17836 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17837 (frv_legitimate_address_p_1): ... this.
17838 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17839 (frv_legitimate_address_p_1): ... the renamed old
17840 frv_legitimate_address_p.
17841 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17842 (TARGET_LEGITIMATE_ADDRESS_P): New.
17844 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17845 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17846 * config/s390/s390.c (legitimate_address_p): Rename to...
17847 (s390_legitimate_address_p): ... this, make static.
17848 (legitimize_address): Adjust call.
17849 (TARGET_LEGITIMATE_ADDRESS_P): New.
17850 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17852 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17853 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17854 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17855 (TARGET_LEGITIMATE_ADDRESS_P): New.
17857 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17858 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17859 * config/spu/spu.c (spu_legitimate_address): Rename to...
17860 (spu_legitimate_address_p): ... this, make static.
17861 (TARGET_LEGITIMATE_ADDRESS_P): New.
17863 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17864 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17865 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17866 (sparc_legitimate_address_p): ... this, make static and return bool.
17867 (legitimize_address): Adjust call.
17868 (TARGET_LEGITIMATE_ADDRESS_P): New.
17870 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17871 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17872 * config/i386/i386.c (legitimate_address_p): Rename to...
17873 (ix86_legitimate_address_p): ... this, make static.
17874 (constant_address_p): Move after it, adjust call.
17875 (TARGET_LEGITIMATE_ADDRESS_P): New.
17877 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17878 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17879 * config/avr/avr.c (legitimate_address_p): Rename to...
17880 (avr_legitimate_address_p): ... this, make static.
17881 (legitimize_address): Adjust call.
17882 (TARGET_LEGITIMATE_ADDRESS_P): New.
17884 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17885 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17886 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17887 (TARGET_LEGITIMATE_ADDRESS_P): New.
17889 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17890 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17891 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17892 (TARGET_LEGITIMATE_ADDRESS_P): New.
17894 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17895 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17897 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17899 (TARGET_LEGITIMATE_ADDRESS_P): New.
17901 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17902 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17904 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17906 (m68hc11_legitimate_address_p): ... this, make static.
17907 (go_if_legitimate_address_internal): Rename to...
17908 (m68hc11_legitimate_address_p_1): ... this.
17909 (legitimize_address): Adjust call.
17910 (TARGET_LEGITIMATE_ADDRESS_P): New.
17912 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17913 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17914 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17915 (TARGET_LEGITIMATE_ADDRESS_P): New.
17917 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17918 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17919 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17920 (mn10300_legitimate_address_p): ... this, make static.
17921 (TARGET_LEGITIMATE_ADDRESS_P): New.
17923 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17924 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17925 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17926 (TARGET_LEGITIMATE_ADDRESS_P): New.
17928 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17929 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17930 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17931 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17932 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17933 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17934 (rs6000_legitimate_address_p): ... this, make static.
17935 (TARGET_LEGITIMATE_ADDRESS_P): New.
17936 (REG_MODE_OK_FOR_BASE_P): Delete.
17937 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17939 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17940 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17942 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17943 static, adjust types.
17944 (TARGET_LEGITIMATE_ADDRESS_P): New.
17946 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17947 * config/score/score.c (score_address_p): Rename to...
17948 (score_legitimate_address_p): ... this.
17949 (TARGET_LEGITIMATE_ADDRESS_P): New.
17950 * config/score/score3.c (score3_address_p): Rename to...
17951 (score3_legitimate_address_p): ... this.
17952 * config/score/score7.c (score7_address_p): Rename to...
17953 (score7_legitimate_address_p): ... this.
17955 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17956 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17957 GO_IF_LEGITIMATE_ADDRESS): Delete.
17958 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17959 thumb2_legitimate_address_p): Delete.
17960 (arm_legitimate_address_p): Rename to...
17961 (arm_legitimate_address_outer_p): ... this.
17962 * config/arm/constraints.md ("Uq"): Adjust call.
17963 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17964 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17966 (arm_legitimate_address_outer_p): ... this.
17967 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17969 (TARGET_LEGITIMATE_ADDRESS_P): New.
17971 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17972 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17973 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17974 (TARGET_LEGITIMATE_ADDRESS_P): New.
17976 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17977 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17978 * config/vax/vax.c (legitimate_address_p): Rename to...
17979 (vax_legitimate_address_p): ... this, make static.
17980 (TARGET_LEGITIMATE_ADDRESS_P): New.
17982 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17983 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17984 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17985 (TARGET_LEGITIMATE_ADDRESS_P): New.
17987 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17988 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17989 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17990 (mmix_legitimate_address_p): ... this, make static.
17991 (TARGET_LEGITIMATE_ADDRESS_P): New.
17993 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17994 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17995 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17996 (TARGET_LEGITIMATE_ADDRESS_P): New.
17998 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
18000 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
18001 of MODE_COMPLEX_INT.
18003 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18005 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
18006 LCT_NORMAL in function call.
18007 * mips-tdump.c (print_file_desc): Add cast to enum type.
18008 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
18009 (mark_stabs): Add casts to enum types.
18010 (parse_stabs_common): Add casts to enum types.
18012 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
18014 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
18015 Check for invalid values of LETTER.
18017 2009-05-13 Taras Glek <tglek@mozilla.com>
18019 * attribs.c (register_attribute): moved out attribute registration
18020 into register_attribute.
18021 * doc/plugins.texi: Documented register_attribute and
18023 * gcc-plugin.h: Added forward decl for register_attribute.
18024 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
18025 * plugin.c (register_callback, invoke_plugin_callbacks): Added
18026 PLUGIN_ATTRIBUTES boilerplate.
18028 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
18030 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
18031 values even in sentinel and empty entries.
18032 (ms_printf_flag_specs): Likewise.
18033 (ms_scanf_flag_specs): Likewise.
18034 (ms_strftime_flag_specs): Likewise.
18035 (ms_print_char_table): Likewise.
18036 (ms_scan_char_table): Likewise.
18037 (ms_time_char_table): Likewise.
18039 2009-05-13 Doug Kwan <dougkwan@google.com>
18041 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
18043 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
18045 * config/mips/mips.md (store): Add attributes for QI and HI.
18047 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
18048 (truncdi<mode>2): ... this new pattern.
18050 2009-05-13 Brad Hards <bradh@kde.org>
18052 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
18054 2009-05-14 Jakub Jelinek <jakub@redhat.com>
18055 Ben Elliston <bje@au.ibm.com>
18057 PR middle-end/40035
18058 * dse.c (check_mem_read_rtx): Guard against width == -1.
18060 2009-05-13 Michael Matz <matz@suse.de>
18062 PR middle-end/39976
18063 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
18064 (trivially_conflicts_p): New function.
18065 (insert_backedge_copies): Use it.
18067 2009-05-13 Janis Johnson <janis187@us.ibm.com>
18069 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
18070 (handle_stdc_pragma): Use new enum constant names.
18071 (handle_pragma_float_const_decimal64): Ditto.
18073 2009-05-13 Ian Lance Taylor <iant@google.com>
18075 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
18078 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
18080 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
18081 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
18083 * config/m68k/m68k.h (FL_UCLINUX): Define.
18085 2009-05-13 Jan Hubicka <jh@suse.cz>
18087 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
18089 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18091 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
18092 unless -fschedule-insns is specified.
18094 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18097 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
18098 TARGET_EXPAND_CBRANCHDI4.
18099 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
18100 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
18101 (cmpeqdi): Fix comment.
18103 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18105 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
18106 (sh_legitimate_address_p): Likewise.
18107 * config/sh/sh.c (sh_legitimate_index_p): New.
18108 (sh_legitimate_address_p): Likewise.
18109 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
18110 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
18111 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
18112 (MAYBE_BASE_REGISTER_RTX_P): New macro.
18113 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
18114 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
18115 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
18116 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
18117 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
18119 2009-05-12 Jan Hubicka <jh@suse.cz>
18121 * tree-inline.c (estimate_operator_cost): Add operands;
18122 when division happens by constant, it is cheap.
18123 (estimate_num_insns): Loads and stores are not having cost of 0;
18124 EH magic stuff is cheap; when computing runtime cost of switch,
18125 use log2 base of amount of its cases; builtin_expect has cost of 0;
18126 compute cost for moving return value of call.
18127 (init_inline_once): Initialize time_based flags.
18128 * tree-inline.h (eni_weights_d): Add time_based flag.
18130 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18132 * df-core.c: Update head documentation.
18134 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18137 * rs6000.c (rs6000_generate_compare): Use op1b instead of
18138 shadowing exisiting variable op1.
18140 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
18143 * config/i386/driver-i386.c (processor_signatures): New enum.
18144 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
18145 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
18146 processor signature to detect geode processor.
18148 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18152 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18154 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18155 causes spurious differences between trunk and cond-optab branch.
18157 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18159 * dojump.c (compare_from_rtx): Delete.
18160 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
18161 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
18162 if the comparison does not satisfy the predicate; test predicates for
18163 operands 2 and 3 of a cstore pattern. Don't try cstore optab
18164 further if one existing pattern fails.
18165 * expr.h (compare_from_rtx): Delete.
18166 (prepare_operand): Declare it.
18167 * optabs.c: Change "lib call" to "libcall" throughout.
18168 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
18169 HAVE_conditional_trap, emit_cmp_insn): Delete.
18170 (can_compare_p): Delete cmp_optab case.
18171 (prepare_float_lib_cmp): Return an rtx and a machine mode.
18172 Accept other parameters by value.
18173 (prepare_operand): Make non-static.
18174 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
18175 other parameters by value. Try to widen operands here based on
18176 an optab_methods argument and looking at cbranch_optab.
18177 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
18178 loop. Use cbranch_optab directly.
18179 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
18180 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
18182 (emit_conditional_move, emit_conditional_add): Inline what's needed
18183 of compare_from_rtx, using new prepare_cmp_insn for the rest.
18184 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
18185 with COMPARE. Move cmov_optab and cstore_optab above
18186 with cbranch_optab, move cmp_optab down with ucmp_optab,
18187 remove tst_otpab. Do not initialize trap_rtx.
18188 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
18189 for trap code. Do not check HAVE_conditional_trap. Use
18190 prepare_cmp_insn. Accept no predicate for operand 3.
18191 * optabs.h (OTI_cmp): Mark as used only for libcalls.
18192 (OTI_ctrap, ctrap_optab): New.
18193 (tst_optab): Delete.
18194 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
18195 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
18196 with lookup of ctrap_optab.
18197 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
18199 (ctrap_optab): New.
18201 * combine.c (combine_simplify_rtx, simplify_set): Do not
18202 special case comparing against zero for cc0 machines.
18203 * simplify-rtx.c (simplify_binary_operation_1): Never remove
18204 COMPARE on cc0 machines.
18205 (simplify_relational_operation): Return a new expression when
18206 a COMPARE could be removed.
18207 * final.c (final_scan_insn): Compare cc_status values
18208 against LHS of a (compare FOO (const_int 0)) cc0 source.
18209 Also check if cc_status.value is the full compare.
18211 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
18212 (cstoreMM4): Document.
18213 (conditional_trap): Document ctrapMM4 instead.
18214 (sync_compare_and_swapMM): Refer to cbranchcc4.
18215 (Dependent Patterns): Eliminate obsolete information referring to
18216 the old jump optimization phase.
18217 (Canonicalization): Include cbranchcc4 case, omit canonicalization
18218 of compares with 0 on cc0 machines.
18219 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
18220 avoiding references to cc0. Remove text about storing operands
18222 * doc/tm.texi (Condition Codes): Include blurb on different
18223 condition code representations, separate into subsections for
18224 CC0, MODE_CC and conditional execution.
18226 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
18227 alpha_emit_setcc): Accept operands and a machine mode.
18228 * config/alpha/alpha.c (alpha_emit_conditional_branch):
18229 Get code/op0/op1 from operands, use machine mode argument
18230 instead of alpha_compare.fp_p. Emit the branch here.
18231 (alpha_emit_setcc): Likewise, and return boolean.
18232 (alpha_emit_conditional_move): Likewise. Assert that
18233 cmp_op_mode == cmp_mode, and simplify accordingly.
18234 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
18235 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
18236 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
18238 (stack probe test): Use cbranchdi4.
18239 * config/alpha/predicates.md (alpha_cbranch_operator): New.
18241 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
18242 * config/arc/arc.h (movsicc, movsfcc): Use it.
18243 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
18244 (cbranchsi4, cstoresi4): New.
18245 (cmpsi, bCC and sCC expanders): Remove.
18247 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
18248 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
18249 * config/arm/predicates.md (arm_comparison_operator): Only include
18250 floating-point operators if there is a hardware floating-point unit.
18251 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
18252 deferring to cbranch_cc and cstore_cc respectively.
18253 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
18254 cbranch_cc, cstore_cc): New.
18255 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
18257 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
18259 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
18260 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
18262 (adjust_insn_length): Adjust calls.
18263 (avr_reorg): Handle (compare (foo) (const_int 0)).
18264 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
18265 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
18266 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
18267 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
18269 (cbranchqi4, cbranchhi4, cbranchsi4): New.
18270 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
18272 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
18273 (cbranchsi4, cstorebi4, cstoresi4): New.
18274 (movbisi): This insn is duplicate, split it to zero_extend.
18275 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
18276 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
18277 (bfin_optimize_loop): Use cbranch expander.
18278 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
18279 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
18280 (bfin_bimode_comparison_operator): ... this.
18281 (bfin_direct_comparison_operator): New.
18283 * config/cris/cris.c (cris_normal_notice_update_cc): Look
18284 inside (compare FOO (const_int 0)).
18285 (cris_rtx_costs): Handle ZERO_EXTRACT.
18286 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
18287 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
18288 (*tstdi_v32): Delete.
18289 (*cmpdi_non_v32): Add M alternative for operand 1.
18290 (cmpsi, cmp<mode>): Make private.
18291 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
18293 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
18295 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
18296 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
18297 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
18298 (cc_reg_operand): New.
18299 (any_cond): Delete.
18300 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
18301 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
18302 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
18303 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
18304 crx_expand_scond): Delete.
18306 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
18308 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
18309 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
18311 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
18312 cstoresi4, cstoresf4, cstoredf4): New.
18313 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
18314 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
18315 Receive the entire operands array.
18316 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
18317 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
18318 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
18319 Get test/op0/op1 from the operands array.
18320 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
18322 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
18323 (h8300_expand_store): New.
18324 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
18326 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
18327 (h8300_expand_store): New.
18328 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
18329 or do not try to produce (set (cc0) REG).
18330 (peepholes): Wrap arguments with COMPARE. Add a peephole to
18331 change a compare into a move to a scratch register. Disable some
18332 peepholes when comparing with zero.
18333 (tstsi, tsthi, tstsi, cmpqi): Make private.
18335 (bCC, sCC): Delete.
18336 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
18339 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
18340 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
18341 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
18342 (ix86_emit_i387_log1p): Use cbranchxf2.
18343 (ix86_expand_setcc): Return void.
18344 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
18345 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
18346 cmp<MODEF>, cmpcc): Remove.
18347 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
18348 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
18349 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
18350 (sCC and bCC expanders): Remove.
18351 (stack_protect_test): Use cbranchcc4.
18353 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
18355 (ia64_expand_compare): Accept three rtx by reference and return void.
18356 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
18357 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
18358 from *expr. Update *expr with the BImode comparison to do.
18359 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
18360 cmptf, bCC, sCC, conditional_trap): Delete.
18361 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
18362 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
18363 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
18364 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
18365 * config/ia64/predicates.md (ia64_cbranch_operator): New.
18367 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
18368 type of last argument.
18369 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
18370 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
18371 use machine mode argument instead of branch_type. Remove dead
18372 code for floating-point comparisons.
18373 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
18374 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
18376 (cbranchsi4, cstoresi4): New.
18377 * config/iq2000/predicates.md (reg_or_const_operand): New.
18379 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
18380 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
18381 (b<code>_op): Rewrite to...
18382 (bcc_op): ... this, using match_operator.
18383 (s<code>_op): Rewrite to...
18384 (scc_op): ... this, using match_operator.
18385 (s<code>_24_op): Rewrite to...
18386 (scc_op_24): ... this, using match_operator.
18387 (s<code>_<mode>): Rewrite to...
18388 (cstore<mode>4): ... this, using match_operator.
18389 (s<code>_<mode>_24): Rewrite to...
18390 (cstore<mode>4_24): ... this, using match_operator.
18391 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
18392 m32c_unpend_compare, m32c_expand_scc): Delete.
18393 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
18394 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
18395 (m32c_expand_movcc): Change NE to EQ if necessary.
18396 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
18398 * config/m32r/m32r-protos.h (gen_cond_store): New.
18399 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
18400 (gen_cond_store): New, from sCC patterns.
18401 (m32r_expand_block_move): Use cbranchsi4.
18402 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
18403 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
18404 (cbranchsi4, cstoresi4): New.
18406 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
18408 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
18409 (m68hc11_notice_update_cc): Look into a compare with 0.
18410 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
18412 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
18413 cmphi, cmpqi, bCC): Delete.
18414 (cbranchsi4, cbranchhi4, cbranchqi4): New.
18415 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
18416 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
18419 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
18420 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
18421 * config/m68k/constraints.md (H): New.
18422 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
18423 the define_insn below.
18424 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
18425 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
18426 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
18427 patterns): Wrap RHS with COMPARE.
18428 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
18429 (*cmpdi_internal): Name this pattern.
18430 (cmpdi): Change to define_insn.
18431 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
18432 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
18433 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
18435 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
18436 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
18437 (conditional_trap): Change to...
18438 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
18439 (*conditional_trap): Use the ordered_comparison_operator and
18440 const1_operand predicates.
18441 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
18442 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
18443 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
18444 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
18446 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
18447 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
18448 (mcore_gen_compare): New.
18449 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
18450 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
18451 (mcore_gen_compare): ... this.
18452 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
18453 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
18454 (stack probe pattern): Use cbranchsi4.
18456 * config/mips/predicates.md (mips_cstore_operator): New.
18457 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
18458 * config/mips/mips.md (any_cond): Delete.
18459 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
18461 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
18462 fixuns_truncsfdi2): Use cbranch patterns.
18463 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
18464 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
18465 Adjust call to mips_expand_conditional_branch.
18466 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
18468 * config/mips/mips-protos.h (mips_expand_conditional_branch,
18469 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
18470 * config/mips/mips.c (cmp_operands): Delete.
18471 (mips_emit_compare): Get comparison operands from *op0/*op1.
18472 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
18473 that it succeeds. Use op0/op1 instead of cmp_operands.
18474 (mips_expand_conditional_branch, mips_expand_conditional_move,
18475 mips_expand_conditional_trap): Likewise.
18476 (mips_block_move_loop): Use cbranch patterns.
18477 * config/mips/mips.h (cmp_operands): Delete.
18479 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
18480 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18481 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18482 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18483 (*cmpcc_folded): Rename to...
18484 (*cmpdi_folded): this.
18485 (*cmpcc): Rename to...
18487 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18490 (cbranchdf4): New. Handle invalid comparisons here.
18491 * config/mmix/predicates.md (float_comparison_operator): New.
18493 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18494 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18495 * config/mn10300/mn10300.md (tst): Delete.
18496 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18497 Name these patterns and wrap RHS in a compare.
18498 (*cmpsi): Make this pattern private. Include tst.
18499 (*cmpsf): Make this pattern private.
18500 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18501 (compare with zero peepholes): Likewise.
18503 (cbranchsi4, cbranchsf4): New.
18504 (casesi): Use cbranchsi4.
18506 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18507 hppa_branch_type): Delete.
18508 (return_addr_rtx): Use cbranchsi4.
18509 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18510 Emit CCFPmode comparison here.
18511 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18512 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18513 hppa_branch_type): Delete.
18514 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18515 (movsicc, movdicc): Remove references to hppa_compare_op0,
18516 hppa_compare_op1 and compare_from_rtx.
18517 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18518 (casesi): Use cbranchsi4.
18520 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18521 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18522 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18523 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18524 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18526 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18527 (*branch, *branch_inverted): New.
18529 * config/picochip/picochip.md (cbranchhi4): Use
18530 ordered_comparison_operator.
18531 (cmphi, bCC): Remove.
18533 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18534 (trap_comparison_operator): Delete.
18535 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18536 rs6000_emit_cbranch): Accept mode and operands.
18537 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18538 rs6000_compare_fp_p): Delete.
18539 (rs6000_generate_compare): Accept mode and comparison. Extract code
18540 and op0/op1 from there. Replace references to rs6000_compare_op0
18541 and rs6000_compare_op1.
18542 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18543 extract result from passed operands.
18544 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18545 extract loc from passed operands.
18546 (rs6000_emit_cmove): Likewise.
18547 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18548 rs6000_compare_fp_p): Delete.
18549 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18550 (cbranch<GPR>4, cbranch<FP>4): New.
18551 (cstore<mode>4): New. Consolidate here all choices about when to use
18552 portable or specialized sCC sequences.
18553 (stack_protect_test): Use cbranchsi4.
18554 (conditional_trap): Replace with ctrap<GPR>4.
18555 (conditional trap insn): Replace trap_comparison_operator with
18556 ordered_comparison_operator.
18558 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18559 (s390_emit_prologue): Use ctrap.
18560 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18561 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18562 New predicates replacing...
18563 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18564 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18565 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18566 (add<mode>cc): Do not use s390_compare_op0/op1.
18567 (s<code>): Change to...
18568 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18569 (seq): Change to...
18570 (cstorecc4): ... this. Handle EQ or NE equally.
18571 (*sne): Un-privatize for use in cstorecc4.
18572 (b<code>): Change to...
18573 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18574 (conditional_trap): Replace with...
18575 (ctrap<GPR>4, ctrap<FP>4): ... these.
18576 (stack_protect): Use cbranchcc4.
18578 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18579 * config/score/score-protos.h (score_gen_cmp): Delete.
18580 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18581 (score_block_move-loop): Use cbranchsi4.
18582 * config/score/score.md (cbranchsi4): New.
18583 (cmpsi, bCC): Delete.
18584 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18585 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18586 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18587 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18588 * config/score/score3.h (score3_gen_cmp): Delete.
18589 * config/score/score7.h (score7_gen_cmp): Delete.
18591 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18592 (sh_emit_scc_to_t): ... this. Return void.
18593 (from_compare): Rename to...
18594 (sh_emit_compare_and_branch): ... this.
18595 (sh_emit_compare_and_set): New.
18596 (sh_expand_t_scc): Accept operands.
18597 * config/sh/predicates.md (sh_float_comparison_operator): New.
18598 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18599 (prepare_scc_operands): Rename to...
18600 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18602 (sh_emit_cheap_store_flag): New.
18603 (sh_emit_set_t_insn): New.
18604 (from_compare): Rename to...
18605 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18606 handling of TARGET_SH2E floating point to avoid recursive call.
18607 Generate branch here.
18608 (sh_emit_compare_and_set): New.
18609 (sh_expand_t_scc): Get op0/op1 from arguments.
18610 (sh_emit_cheap_store_flag): New.
18611 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18613 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18614 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18615 (movsicc, movdicc): Do nothing when it recreated operands from
18616 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18617 prepare_scc_operands (now sh_emit_scc_to_t).
18618 (udivdi3): Use cstoresi4.
18619 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18620 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18621 (cbranchint4_media, cbranchfp4_media): New.
18622 (casesi): Use cbranchdi4.
18623 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18625 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18626 (movnegt): Remove second operand.
18627 (cbranchsf4, cbranchdf4): New.
18628 (stack_protect): Use cbranchdi4/cbranchsi4.
18630 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18631 (gen_compare_reg): Accept comparison, extract part of it to...
18632 (gen_compare_reg_1): ... this.
18633 (gen_compare_operator): Delete.
18634 (gen_v9_scc): Accept separate destination, comparison code and arms.
18635 Do not use sparc_compare_op0/sparc_compare_op1.
18636 (emit_scc_insn, emit_conditional_branch_insn): New.
18637 (emit_v9_brxx): Make static. Remove useless assertion.
18638 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18640 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18641 * config/sparc/sparc-protos.h (gen_compare_reg,
18642 sparc_emit_float_lib_cmp): Adjust prototype.
18643 (emit_scc_insn, emit_conditional_branch_insn): New.
18644 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18645 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18646 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18647 iterators to the top.
18648 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18649 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18650 snedi_special_trunc): Delete.
18651 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18652 and snedi_special_trunc.
18653 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18654 cbranchdi4, cbranch<F:mode>4): New.
18655 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18656 here. Use gen_compare_reg instead of gen_compare_operator.
18657 (conditional_trap): Replace with...
18658 (ctrapsi4, ctrapdi4): ... this.
18659 (stack_protect_test): Use cbranchcc4.
18661 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18663 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18664 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18665 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18666 from operands[0] or operands[3] depending on is_set.
18667 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18668 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18669 cmpdf, bCC), sCC: Remove.
18670 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18671 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18673 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18674 spu_emit_branch_or_set.
18676 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18678 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18679 xstormy16_compare_op1): Delete.
18680 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18681 xstormy16_compare_op1): Delete.
18682 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18684 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18685 (cmphi, cmpsi, bCC): Remove.
18687 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18688 (*cmpsi): ... this one.
18689 (cbranchsi4, cstoresi4): New.
18690 (bCC expanders): Delete.
18691 (sCC insns): Fold into...
18692 (*setcc): ... this one.
18693 (casesi): Do not use gen_cmpsi and gen_bgtu.
18694 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18695 (movsicc): Simplify.
18696 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18698 * config/vax/vax-protos.h (cond_name): New.
18699 (vax_output_conditional_branch): Remove.
18700 * config/vax/vax.c (cond_name): New.
18701 (vax_output_conditional_branch): Remove.
18702 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18703 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18704 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18705 (bit<VAXint>): Wrap source with (compare).
18706 (b<code> and following unnamed pattern): Rename to *branch and
18707 *branch_reversed. Change macroization to match_operator.
18708 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18710 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18711 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18712 Change last argument to machine_mode.
18713 (xtensa_expand_scc): Add machine_mode argument.
18714 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18715 (gen_conditional_move, xtensa_expand_conditional_branch,
18716 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18717 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18718 Adjust operand numbers.
18719 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18721 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18722 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18723 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18725 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18727 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18728 causes spurious differences between trunk and cond-optab branch.
18730 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18733 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18735 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18737 * tree.c (iterative_hash_pointer): Delete.
18738 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18739 Hash UIDs and versions of SSA names. Don't special-case built-in
18740 function declarations.
18742 2009-05-11 Ian Lance Taylor <iant@google.com>
18745 * graphite.c: Force -Wc++-compat to only be a warning before
18746 #including "cloog/cloog.h".
18748 2009-05-11 Martin Jambor <mjambor@suse.cz>
18750 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18752 2009-05-11 Jan Hubicka <jh@suse.cz>
18754 * tree-ssa-loop-ivcanon.c: Include target.h
18755 (struct loop_size): new structure.
18756 (constant_after_peeling): New predicate.
18757 (tree_estimate_loop_size): New function.
18758 (estimated_unrolled_size): Rewrite for new estimates.
18759 (try_unroll_loop_completely): Use new estimates.
18760 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18762 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18764 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18765 libcpp interface change.
18766 (spu_macro_to_expand): Likewise.
18768 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18770 PR tree-optimization/40026
18771 * gimplify.c (gimplify_init_constructor): Change initial conditional
18772 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18773 optimize_compound_literals_in_ctor.
18775 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18777 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18779 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18781 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18783 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18784 HOST_WIDE_INT for gap.
18786 2009-05-11 Ira Rosen <irar@il.ibm.com>
18788 PR tree-optimization/40074
18789 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18790 account in group size and step comparison.
18792 2009-05-11 Richard Guenther <rguenther@suse.de>
18794 * passes.c (init_optimization_passes): Strip now incorrect comment.
18795 (execute_function_todo): Do not set PROP_alias.
18796 * tree-pass.h (PROP_alias): Remove.
18797 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18798 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18799 * tree-nrv.c (pass_return_slot): Likewise.
18800 * tree-object-size.c (pass_object_sizes): Likewise.
18801 * tree-ssa-dom.c (pass_dominator): Likewise.
18802 (pass_phi_only_cprop): Likewise.
18803 * tree-ssa-dse.c (pass_dse): Likewise.
18804 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18805 (pass_cselim): Likewise.
18806 * tree-ssa-pre.c (pass_pre): Likewise.
18807 (pass_fre): Likewise.
18808 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18809 * tree-ssa-sink.c (pass_sink_code): Likewise.
18810 * tree-stdarg.c (pass_stdarg): Likewise.
18811 * tree-tailcall.c (pass_tail_calls): Likewise.
18812 * tree-vrp.c (pass_vrp): Likewise.
18814 2009-05-10 Ian Lance Taylor <iant@google.com>
18816 * basic-block.h (enum profile_status): Break out of struct
18817 control_flow_graph.
18818 * cgraph.h (struct inline_summary): Break out of struct
18820 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18821 of struct cgraph_order_sort.
18822 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18823 * cse.c (struct branch_path): Break out of struct
18824 cse_basic_block_data.
18825 * except.h (enum eh_region_type): Break out of struct eh_region.
18826 * gcc.c (enum add_del): Break out of struct modify_target.
18827 * genrecog.c (enum decision_type): Break out of struct decision_test.
18828 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18830 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18831 * regmove.c (enum match_use): New enum, broken out of struct match.
18832 * sched-int.h (enum post_call_group): New enum, broken out of
18834 (struct deps_reg): Break out of struct deps.
18835 * target.h (struct asm_int_op): Break out of struct gcc_target.
18836 * tree-eh.c (struct goto_queue_node): Break out of struct
18838 * tree-inline.h (enum copy_body_cge_which): Break out of
18840 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18842 * c-decl.c (in_struct, struct_types): New static variables.
18843 (pushtag): Add loc parameter. Change all callers.
18844 (lookup_tag): Add ploc parameter. Change all callers.
18845 (check_compound_literal_type): New function.
18846 (parser_xref_tag): Add loc parameter. Change all callers. If
18847 -Wc++-compat, warn about struct/union/enum types defined within a
18849 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18850 and loc parameters. Change all callers. Change error calls to
18851 error_at, using loc. For a redefinition, if the location of the
18852 original definition is known, report it. Set in_struct and
18853 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18854 (finish_struct): Add new parameters enclosing_in_struct and
18855 enclosing_struct_types. Change all callers. Set
18856 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18857 in the struct. If in a struct, add this struct to struct_types.
18858 (start_enum): Add loc parameter. Change all callers. Use
18859 error_at for errors, using loc. For a redefinition, if the
18860 location of the original definition is known, report it. If in a
18861 struct, add this enum type to struct_types. If -Wc++-compat warn
18862 if in sizeof, typeof, or alignof.
18863 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18864 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18865 (c_parser_enum_specifier): Get enum location for start_enum.
18866 (c_parser_struct_or_union_specifier): Get struct location for
18867 start_struct. Save in_struct and struct_types status between
18868 start_struct and finish_struct.
18869 (c_parser_cast_expression): Get location of cast.
18870 (c_parser_alignof_expression): Get location of type.
18871 (c_parser_postfix_expression): Likewise.
18872 (c_parser_postfix_expression_after_paren_type): Add type_loc
18873 parameter. Change all callers. Call check_compound_literal_type.
18874 Use type_loc for error about variable size type.
18875 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18876 of an enum constant from an enum type defined in a struct or union.
18877 (c_cast_expr): Add loc parameter. Change all callers. If
18878 -Wc++-compat, warn about defining a type in a cast.
18879 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18880 (start_enum, start_struct, finish_struct): Update declarations.
18881 (parser_xref_tag, c_cast_expr): Update declarations.
18882 (check_compound_literal_type): Declare.
18884 2009-05-11 Ben Elliston <bje@au.ibm.com>
18886 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18887 for recent libcpp interface change.
18888 (rs6000_macro_to_expand): Likewise.
18890 2009-05-10 Michael Matz <matz@suse.de>
18893 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18894 not at entry of function.
18896 2009-05-10 Richard Guenther <rguenther@suse.de>
18898 PR tree-optimization/40081
18900 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18901 using the main variant of the element type. Do not fiddle with
18902 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18904 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18905 structs with volatile fields.
18907 2009-05-10 Jan Hubicka <jh@suse.cz>
18909 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18910 (estimate_move_cost): Assert that it does not get called for
18912 (estimate_num_insns): Skip VOID types in argument handling.
18913 (optimize_inline_calls): Delete unreachable blocks and verify that
18914 callgraph is valid.
18916 2009-05-10 Jan Hubicka <jh@suse.cz>
18918 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18919 * cgraph.c (cgraph_mark_address_taken_node): New function.
18920 (dump_cgraph_node): Dump new flag.
18921 * cgraph.h (struct cgraph_node): Add address_taken.
18922 (cgraph_mark_address_taken_node): New function.
18923 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18924 since new direct calls can be born.
18926 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18928 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18929 tok->val.node.node.
18931 2009-05-10 Jan Hubicka <jh@suse.cz>
18933 PR middle-end/40084
18934 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18936 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18937 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18938 * tree-inline.c (copy_bb): Set frequency correctly.
18939 (fold_marked_statements): Update call to
18940 cgraph_update_edges_for_call_stmt.
18942 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18944 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18945 identifiers in diagnostics.
18946 * config/arm/arm.c (arm_handle_fndecl_attribute,
18947 arm_handle_isr_attribute): Likewise.
18948 * config/avr/avr.c (avr_handle_progmem_attribute,
18949 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18950 * config/bfin/bfin.c (handle_int_attribute,
18951 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18952 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18953 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18955 * config/darwin.c (darwin_handle_kext_attribute,
18956 darwin_handle_weak_import_attribute): Likewise.
18957 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18958 h8300_handle_eightbit_data_attribute,
18959 h8300_handle_tiny_data_attribute): Likewise.
18960 * config/i386/i386.c (ix86_handle_cconv_attribute,
18961 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18962 * config/i386/winnt.c (ix86_handle_shared_attribute,
18963 ix86_handle_selectany_attribute): Likewise.
18964 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18965 * config/m32c/m32c.c (function_vector_handler): Likewise.
18966 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18967 m68hc11_handle_fntype_attribute): Likewise.
18968 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18969 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18970 * config/mips/mips.c (mips_insert_attributes,
18971 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18972 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18973 rs6000_handle_struct_attribute): Likewise.
18974 * config/sh/sh.c (sh_insert_attributes,
18975 sh_handle_resbank_handler_attribute,
18976 sh_handle_interrupt_handler_attribute,
18977 sh2a_handle_function_vector_handler_attribute,
18978 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18980 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18981 * config/spu/spu.c (spu_handle_fndecl_attribute,
18982 spu_handle_vector_attribute): Likewise.
18983 * config/stormy16/stormy16.c
18984 (xstormy16_handle_interrupt_attribute): Likewise.
18985 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18986 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18988 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18990 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18991 (pp_translate_identifiers): New.
18992 (pp_identifier): Only conditionally translate identifier to locale
18994 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18995 (pp_base_tree_identifier): Only conditionally translate identifier
18996 to locale character set.
18997 * c-pretty-print.c (M_): Define.
18998 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18999 fragments for conditional translation with M_.
19000 * tree-pretty-print.c (maybe_init_pretty_print): Disable
19001 identifier translation.
19003 2009-05-10 Richard Guenther <rguenther@suse.de>
19005 PR tree-optimization/40081
19006 * tree-sra.c (instantiate_element): Instantiate scalar replacements
19007 using the main variant of the element type. Do not fiddle with
19008 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
19010 2009-05-09 Jan Hubicka <jh@suse.cz>
19012 PR middle-end/40080
19013 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
19014 indirect calls; verify cgraph afterwards.
19016 2009-05-09 Jan Hubicka <jh@suse.cz>
19019 * ipa.c (update_inlined_to_pointer): New function.
19020 (cgraph_remove_unreachable_nodes): Use it.
19022 2009-05-09 Jan Hubicka <jh@suse.cz>
19024 * tree-eh.c (struct leh_state): Remove prev_try.
19025 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
19026 not track prev_try.
19027 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
19028 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
19029 remove_eh_handler_and_replace, foreach_reachable_handler,
19030 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
19031 * except.h (struct eh_region): Remove eh_region_u_cleanup.
19032 (gen_eh_region_cleanup): Update prototype.
19034 2009-05-09 Jan Hubicka <jh@suse.cz>
19036 PR middle-end/40043
19037 * except.c (copy_eh_region): Always set prev_try.
19038 (redirect_eh_edge_to_label): Find outer try.
19039 (foreach_reachable_handler): When looking for prev try
19040 handle case where previous try is not going to be taken.
19042 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
19044 PR tree-optimization/40049
19045 * tree-vect-stmts.c (vectorizable_operation): If the machine has
19046 only vector/vector shifts, convert the type of the constant to the
19047 appropriate type to avoid building incorrect trees, which
19048 eventually have problems with garbage collection.
19050 2009-05-08 Joseph Myers <joseph@codesourcery.com>
19052 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
19053 -1 for complex floating-point types if honoring signed zeros.
19055 2009-05-08 Jan Hubicka <jh@suse.cz>
19057 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
19058 argument; handle correctly when profile is absent.
19059 (build_cgraph_edges): Update.
19060 (rebuild_cgraph_edges): Update.
19061 * cgraph.c: Do not include varray.h.
19062 (cgraph_set_call_stmt_including_clones): New function.
19063 (cgraph_create_edge_including_clones): Likewise
19064 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
19065 (cgraph_update_edges_for_call_stmt): Handle clones.
19066 (cgraph_remove_node): Handle clone tree.
19067 (cgraph_remove_node_and_inline_clones): New function.
19068 (dump_cgraph_node): Dump clone tree.
19069 (cgraph_clone_node): Handle clone tree.
19070 (clone_function_name): Bring here from tree-inline.c.
19071 (cgraph_create_virtual_clone): New function.
19072 * cgraph.h (ipa_replace_map): Move here from ipa.h.
19073 (cgraph_clone_info): New function.
19074 (strut cgraph_node): Add clone_info and new clone tree pointers.
19075 (cgraph_remove_node_and_inline_clones,
19076 cgraph_set_call_stmt_including_clones,
19077 cgraph_create_edge_including_clones,
19078 cgraph_create_virtual_clone): Declare.
19079 (cgraph_function_versioning): Use VEC argument.
19080 (compute_call_stmt_bb_frequency): Update prototype.
19081 (cgraph_materialize_all_clones): New function.
19082 * ipa-cp.c (ipcp_update_cloned_node): Remove.
19083 (ipcp_create_replace_map): Update to VECtors.
19084 (ipcp_update_callgraph): Use virtual clones.
19085 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
19086 (ipcp_update_profiling): Do not update local profiling.
19087 (ipcp_insert_stage): Use VECtors and virtual clones.
19088 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
19089 (clone_of_p): New function.
19090 (cgraph_preserve_function_body_p): Use clone tree.
19091 (cgraph_optimize): Materialize clones.
19092 (cgraph_function_versioning): Update for VECtors.
19093 (save_inline_function_body): Use clone tree.
19094 (cgraph_materialize_clone): New function.
19095 (cgraph_materialize_all_clones): Likewise.
19096 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
19097 * ipa.c: Include gimple.h.
19098 (cgraph_remove_unreachable_nodes): Use clone tree.
19099 * ipa-prop.c (ipa_note_param_call): Update call to
19100 compute_call_stmt_bb_frequencycall.
19101 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
19102 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
19103 (copy_bb): Handle updating of clone tree; add new edge when new call
19105 (expand_call_inline): Be strict about every call having edge.
19106 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
19107 (delete_unreachable_blocks_update_callgraph): New function.
19108 (tree_function_versioning): Use VECtors; always remove unreachable
19109 blocks and fold conditionals.
19110 * tree-inline.h: Do not include varray.h.
19111 (tree_function_versioning): Remove.
19112 * Makefile.in (GTFILES): Remove tree-inline.c
19113 * passes.c (do_per_function): Do only functions having body.
19114 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
19117 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
19118 Andrew Morrow <acm@google.com>
19121 * c-common.c (c_common_attribute_table): Permit deprecated
19122 attribute to take an optional argument.
19123 (handle_deprecated_attribute): If the optional argument to
19124 __attribute__((deprecated)) is not a string ignore the attribute
19125 and emit a warning.
19127 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
19128 * c-typeck.c (build_component_ref): Likewise.
19129 (build_external_ref): Likewise.
19131 * toplev.c (warn_deprecated_use): Add an attribute argument.
19132 Emit the message associated with __attribute__((deprecated)).
19134 * toplev.h (warn_deprecated_use): Updated.
19136 * doc/extend.texi: Document new optional parameter to
19137 __attribute__((deprecated))
19139 2009-05-08 Michael Eager <eager@eagercon.com>
19141 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
19142 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
19144 2009-05-08 Richard Guenther <rguenther@suse.de>
19146 PR tree-optimization/40062
19147 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
19148 Avoid exponential behavior.
19150 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19152 PR rtl-optimization/33928
19154 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
19155 process_uses, build_single_def_use_links): New.
19156 (update_df): Update use_def_ref.
19157 (forward_propagate_into): Use get_def_for_use instead of use-def
19159 (fwprop_init): Call build_single_def_use_links and let it initialize
19161 (fwprop_done): Free use_def_ref.
19162 (fwprop_addr): Eliminate duplicate call to df_set_flags.
19163 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
19164 df_rd_simulate_one_insn): New.
19165 (df_rd_bb_local_compute_process_def): Update head comment.
19166 (df_chain_create_bb): Use the new RD simulation functions.
19167 * df.h (df_rd_simulate_artificial_defs_at_top,
19168 df_rd_simulate_one_insn): New.
19169 * opts.c (decode_options): Enable fwprop at -O1.
19170 * doc/invoke.texi (-fforward-propagate): Document this.
19172 2009-05-08 Joseph Myers <joseph@codesourcery.com>
19175 * c-typeck.c (build_binary_op): Handle arithmetic between one real
19176 and one complex operand specially.
19177 * tree-complex.c (some_nonzerop): Do not identify a real value as
19178 zero if flag_signed_zeros.
19180 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19182 PR rtl-optimization/33928
19183 * loop-invariant.c (record_use): Fix && vs. || mishap.
19185 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
19187 PR rtl-optimization/33928
19188 * loop-invariant.c (struct use): Add addr_use_p.
19189 (struct def): Add n_addr_uses.
19190 (struct invariant): Add cheap_address.
19191 (create_new_invariant): Set cheap_address.
19192 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
19193 (record_uses): Pass df_ref to record_use.
19194 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
19197 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19199 * config/sh/sh.c: Do not include c-pragma.h.
19201 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
19203 * config/spu/spu.c: Remove include of c-common.h.
19205 2009-05-07 Janis Johnson <janis187@us.ibm.com>
19208 * c-common.h (mark_valid_location_for_stdc_pragma,
19209 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
19210 clear_float_const_decimal64, float_const_decimal64_p): New.
19211 * c.opt (Wunsuffixed-float-constants): New.
19212 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
19213 unsuffixed float constant, handle new warning.
19214 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
19215 * c-decl.c (c_scope): New flag float_const_decimal64.
19216 (set_float_const_decimal64, clear_float_const_decimal64,
19217 float_const_decimal64_p): New.
19218 (push_scope): Set new flag.
19219 * c-parser.c (c_parser_translation_unit): Mark when it's valid
19220 to use STDC pragmas.
19221 (c_parser_external_declaration): Ditto.
19222 (c_parser_compound_statement_nostart): Ditto.
19223 * c-pragma.c (valid_location_for_stdc_pragma,
19224 mark_valid_location_for_stdc_pragma,
19225 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
19226 handle_pragma_float_const_decimal64): New.
19227 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
19228 * cp/semantics.c (valid_location_for_stdc_pragma_p,
19229 set_float_const_decimal64, clear_float_const_decimal64,
19230 float_const_decimal64_p): New dummy functions.
19231 * doc/extend.texi (Decimal Float): Remove statement that the
19232 pragma, and suffix for double constants, are not supported.
19233 * doc/invoke.texi (Warning Options): List new option.
19234 (-Wunsuffixed-float-constants): New.
19236 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
19238 * config/i386/i386.c: Do not include c-common.h.
19240 2009-05-07 Mark Heffernan <meheff@google.com>
19242 * doc/invoke.texi (Debugging Options): Document change of debugging
19244 * opts.c (decode_options): Make dump_base_name relative to
19245 aux_base_name directory.
19247 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
19249 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
19250 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
19252 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
19254 * Makefile.in (install-plugin): Simplify a bit.
19256 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
19258 * Makefile.in (OBJS-common): Add regcprop.o.
19260 * timevar.def (TV_CPROP_REGISTERS): New.
19261 * regrename.c (regrename_optimize): Return 0.
19262 (rest_of_handle_regrename): Delete.
19263 (pass_rename_registers): Point to regrename_optimize.
19264 (struct value_data_entry, struct value_data,
19265 kill_value_one_regno, kill_value_regno, kill_value,
19266 set_value_regno, init_value_data, kill_clobbered_value,
19267 kill_set_value, kill_autoinc_value, copy_value,
19268 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
19269 replace_oldest_value_reg, replace_oldest_value_addr,
19270 replace_oldest_value_mem, copyprop_hardreg_forward_1,
19271 debug_value_data, validate_value_data): Move...
19272 * regcprop.c: ... here.
19273 (rest_of_handle_cprop): Delete.
19274 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
19276 2009-05-07 Jakub Jelinek <jakub@redhat.com>
19278 PR middle-end/40057
19279 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
19280 GEN_INT for 1 << bitnum.
19281 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
19282 build_int_cst_type.
19284 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
19286 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
19287 Remove wrong description of "nand" operation.
19289 2009-05-06 Richard Guenther <rguenther@suse.de>
19290 Adam Nemet <anemet@caviumnetworks.com>
19292 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
19293 comment. Add that if LHS is not a gimple register, then RHS1 has
19294 to be a single object (GIMPLE_SINGLE_RHS).
19296 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
19298 * expr.c (get_def_for_expr): Move it up in the file.
19299 (store_field): When expanding a bit-field store, look at the
19300 defining gimple stmt for the masking conversion.
19302 2009-05-06 Janis Johnson <janis187@us.ibm.com>
19304 PR middle-end/39986
19305 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
19306 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
19307 32-bit memcpy into long.
19309 2009-05-06 Jakub Jelinek <jakub@redhat.com>
19311 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
19312 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
19314 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
19315 instead of appending DW_OP_deref*.
19317 2009-05-06 Michael Matz <matz@suse.de>
19319 PR middle-end/40021
19320 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
19321 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
19323 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
19325 * Makefile.in (install-plugin): Fix srcdir handling.
19327 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
19329 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
19330 when processing for not_regs_needed bitmap.
19331 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
19332 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
19333 handling it for rhs.
19335 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19337 * config/i386/i386.md (unnamed inc/dec peephole): Use
19338 optimize_insn_for_size_p instead of optimize_size.
19339 * config/i386/predicates.md (incdec_operand): Likewise.
19340 (aligned_operand): Likewise.
19341 * config/i386/sse.md (divv8sf3): Likewise.
19342 (sqrtv8sf2): Likewise.
19344 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19346 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
19348 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
19350 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
19352 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
19353 ssemodesuffixf2c with avxmodesuffixf2c.
19355 2009-05-06 Joseph Myers <joseph@codesourcery.com>
19358 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
19360 2009-05-05 Jakub Jelinek <jakub@redhat.com>
19362 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
19363 (struct tree_base): Adjust spacing for 8 bit boundaries.
19364 (struct tree_decl_common): Add decl_by_reference_flag bit.
19365 (DECL_BY_REFERENCE): Adjust.
19366 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
19367 print DECL_BY_REFERENCE bit.
19368 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
19369 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
19370 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
19371 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
19374 PR middle-end/39666
19375 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
19376 range of the type, but default label is missing, add it with one
19377 of the existing labels instead of adding a new label for it.
19379 2009-05-05 Joseph Myers <joseph@codesourcery.com>
19383 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
19385 * Makefile.in (enable_plugin, plugin_includedir): New.
19386 (install): Depend on install-plugin.
19387 (PLUGIN_HEADERS): New.
19388 (install-plugin): New.
19389 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
19391 2009-05-05 Richard Guenther <rguenther@suse.de>
19393 PR tree-optimization/40022
19394 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
19396 (phivn_valid_p): Fix tuplification error, simplify.
19397 (phiprop_insert_phi): Add dumps.
19398 (propagate_with_phi): Simplify.
19400 2009-05-05 Richard Guenther <rguenther@suse.de>
19402 PR middle-end/40023
19403 * builtins.c (gimplify_va_arg_expr): Properly build the address.
19405 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
19407 * tree.h (strip_float_extensions): Remove duplicate declaration.
19408 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
19409 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
19410 block_ultimate_origin): Rearrange the declarations line to match the
19411 comment that indicates the .c file which the functions are defined.
19412 (dwarf2out_*, set_decl_rtl): Add comment.
19413 (get_base_address): Adjust comment.
19414 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
19415 declarations line and add comment.
19416 (is_builtin_name): Add blank after function name, for clarity.
19418 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19420 * attribs.c (decl_attributes): Use %qE for identifiers in
19422 * cgraphunit.c (verify_cgraph_node): Translate function names to
19423 locale character set in diagnostics.
19424 * coverage.c (get_coverage_counts): Use %qE for identifiers in
19426 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
19427 Document that functions are named in UTF-8.
19428 * expr.c (expand_expr_real_1): Translate function names to locale
19429 character set in diagnostics.
19430 * gimplify.c (omp_notice_variable, omp_is_private,
19431 gimplify_scan_omp_clauses): Use %qE for identifiers in
19433 * langhooks.c (lhd_print_error_function): Translate function names
19434 to locale character set.
19435 * langhooks.h (decl_printable_name): Document that return value is
19436 in internal character set.
19437 * stmt.c: Include pretty-print.h
19438 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
19440 (resolve_operand_name_1): Translate named operand name to locale
19442 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
19444 * toplev.c (announce_function): Translate function names to locale
19446 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
19447 (default_tree_printer): Use pp_identifier or translate identifiers
19448 to locale character set. Mark "<anonymous>" for translation.
19449 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
19450 for identifiers in diagnostics.
19451 * tree.c (handle_dll_attribute): Use %qE for identifiers in
19453 * varasm.c (output_constructor): Use %qE for identifiers in
19456 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
19458 * configure.ac: use ` ` instead of $()
19459 * configure: Regenerate.
19461 2009-05-05 Ben Elliston <bje@au.ibm.com>
19463 * config/pa/linux-atomic.c: Eliminate conditional include of
19464 errno.h on non-LP64 systems to simplify build requirements.
19466 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19468 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
19470 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
19471 and pass value to identifier_to_locale.
19472 (warn_variable_length_array): Make name a tree.
19473 (grokdeclarator): Separate diagnostic texts for named and unnamed
19474 declarators. Use %qE for named declarators.
19475 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
19477 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
19478 identifiers in diagnostics.
19479 * c-typeck.c (push_member_name, start_init): Pass identifiers to
19480 identifier_to_locale. Mark "anonymous" strings for translation.
19482 2009-05-04 Michael Eager <eager@eagercon.com>
19484 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19485 address for DImode/DFmode only if double-precision FP regs.
19487 2009-05-04 Michael Eager <eager@eagercon.com>
19489 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19490 TARGET_SINGLE_FLOAT check.
19492 2009-05-04 Michael Eager <eager@eagercon.com>
19494 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19496 2009-05-04 Michael Eager <eager@eagercon.com>
19498 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
19499 * config/rs6000/t-xilinx: New
19501 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19503 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19504 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19505 * gcc/explow.c (memory_address): Use target hook.
19506 * gcc/targhooks.c (default_legitimize_address): New.
19507 * gcc/targhooks.h (default_legitimize_address): New.
19508 * gcc/target.h (legitimize_address): New.
19509 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19510 (TARGET_INITIALIZER): Include it.
19511 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19513 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19514 * config/bfin/bfin.c (legitimize_address): Remove.
19515 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19516 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19518 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19519 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19521 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19522 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19523 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19524 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19525 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19526 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19527 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19528 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19529 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19530 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19531 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19532 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19533 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19534 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19535 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19536 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19537 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19538 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19539 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19540 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19541 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19542 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19543 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19545 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19546 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19547 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19548 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19549 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19550 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19551 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19552 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19553 (thumb_legitimize_address): Delete.
19554 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19555 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19556 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19557 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19558 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19559 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19561 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19564 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19565 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19566 * config/m32r/m32r.c (m32r_legitimize_address): New.
19567 * config/m68k/m68k.c (m68k_legitimize_address): New.
19568 * config/score/score.c (score_legitimize_address): Standardize.
19569 * config/score/score3.c (score3_legitimize_address): Standardize.
19570 * config/score/score3.h (score3_legitimize_address): Adjust.
19571 * config/score/score7.c (score7_legitimize_address): Standardize.
19572 * config/score/score7.h (score7_legitimize_address): Adjust.
19573 * config/sh/sh.c (sh_legitimize_address): New.
19574 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19576 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19577 (s390_legitimize_address): ... this.
19578 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19579 (sparc_legitimize_address): ... this.
19580 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19581 (ix86_legitimize_address): ... this.
19582 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19583 (avr_legitimize_address): ... this.
19584 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19585 (mn10300_legitimize_address): ... this.
19586 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19587 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19588 (alpha_expand_mov): Adjust call.
19590 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19591 * config/spu/spu.c (spu_legitimize_address): Likewise.
19592 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19593 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19595 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19597 * intl.c (locale_encoding, locale_utf8): New.
19598 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19599 * intl.h (locale_encoding, locale_utf8): Declare.
19600 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19601 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19603 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19605 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19606 (pp_base_tree_identifier): Declare as function.
19607 (identifier_to_locale): Declare.
19608 * Makefile.in (pretty-print.o): Update dependencies.
19609 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19611 2009-05-04 Richard Guenther <rguenther@suse.de>
19613 PR middle-end/40015
19614 * builtins.c (fold_builtin_memory_op): Do not decay to element
19615 type if the size matches the whole array.
19617 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19619 * expmed.c (synth_mult): When trying out a shift, pass the result
19622 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19624 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19625 (shiftsub1_cost): New.
19626 (init_expmed): Compute shiftsub1_cost.
19627 (synth_mult): Optimize multiplications by constants of the form
19628 -(2^^m-1) for some constant positive integer m.
19630 2009-05-03 Richard Guenther <rguenther@suse.de>
19633 * c-typeck.c (array_to_pointer_conversion): Do not built
19634 ADDR_EXPRs of arrays of pointer-to-element type.
19635 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19636 up wrong ADDR_EXPRs after-the-fact.
19637 * c-common.c (strict_aliasing_warning): Strip pointer
19638 conversions for obtaining the original type.
19639 * builtins.c (fold_builtin_memset): Handle array types.
19640 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19643 2009-05-03 Richard Guenther <rguenther@suse.de>
19645 PR middle-end/23329
19646 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19647 Do not lose casts from array types with unknown extent to array
19648 types with known extent.
19649 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19650 alias set compatibility.
19652 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19654 * flags.h (extra_warnings): Delete.
19655 * toplev.c (process_options): Handle Wuninitialized here.
19656 * opts.c (extra_warnings): Delete.
19657 (set_Wextra): Delete.
19658 (common_handle_option): -Wextra can be handled automatically.
19659 * c-opts.c (c_common_handle_option): Delete obsolete code.
19660 (c_common_post_options): Simplify comment.
19661 * common.opt (W): Add Var.
19663 (Wuninitialized): Initialize to -1.
19665 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19666 Richard Guenther <rguenther@suse.de>
19668 * expr.c (get_def_for_expr): New function.
19669 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19670 SSA rather than trees.
19671 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19672 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19674 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19676 * c-common.c (reswords): Add _Imaginary.
19677 * c-common.c (enum rid): Add RID_IMAGINARY.
19679 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19681 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19682 Patch by Richard Guenther.
19684 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19686 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19687 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19688 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19689 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19690 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19691 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19692 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19693 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19694 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19695 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19696 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19697 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19698 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19699 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19700 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19701 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19702 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19703 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19705 2009-05-02 Richard Guenther <rguenther@suse.de>
19707 PR tree-optimization/39940
19708 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19711 2009-05-02 Richard Guenther <rguenther@suse.de>
19713 PR middle-end/40001
19714 * tree-ssa.c (execute_update_addresses_taken): Properly check
19715 if we can mark a variable DECL_GIMPLE_REG_P.
19716 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19717 back to the end of the function.
19718 (is_gimple_reg_type): Remove complex type special casing.
19719 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19722 2009-05-02 Ben Elliston <bje@au.ibm.com>
19724 * doc/collect2.texi (Collect2): Document search path behaviour
19725 when configured with --with-ld.
19727 2009-05-02 Jan Hubicka <jh@suse.cz>
19729 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19730 parameter; update callers.
19731 (coalesce_cost_edge): EH edges are costier because they needs
19732 splitting even if not critical and even more costier when there are
19733 multiple EH predecestors.
19735 2009-05-02 Jan Hubicka <jh@suse.cz>
19737 * except.c (remove_eh_handler_and_replace): Handle updating after
19738 removing TRY blocks.
19740 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19742 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19744 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19746 * varasm.c: Do not include c-pragma.h.
19747 * attribs.c: Do not incude c-common.h.
19749 2009-05-01 Michael Matz <matz@suse.de>
19751 * calls.c (initialize_argument_information): Handle SSA names like
19752 decls with a non MEM_P DECL_RTL.
19754 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19756 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19757 * ipa-utils.c: Likewise.
19758 * ipa-type-escape.c: Likewise.
19759 * cgraphunit.c Do not include c-common.h.
19760 * ipa-pure-const.c: Likewise.
19761 * tree-if-conv.c: Likewise.
19762 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19763 * ipa-struct-reorg.c: Likewise.
19764 * tree-nomudflap.c: Likewise.
19765 * tree-ssa-structalias.c: Likewise.
19767 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19769 * store-motion.c: Many cleanups to make this pass a first-class
19770 citizen instead of an appendix to gcse load motion. Add TODO list
19771 to make this pass faster/cleaner/better.
19773 (struct ls_expr): Post gcse.c-split cleanups.
19774 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19775 "stores" field to "avail_stores".
19776 (pre_ldst_mems): Rename to store_motion_mems.
19777 (pre_ldst_table): Rename to store_motion_mems_table.
19778 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19779 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19780 (ldst_entry): Rename to st_expr_entry, update users.
19781 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19782 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19783 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19785 (first_ls_expr): Rename to first_st_expr, update users.
19786 (next_ls_expr): Rename to next_st_expr, update users.
19787 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19788 fields properly for store motion instead of names inherited from load
19790 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19791 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19794 (ae_kill): Rename to st_kill, update users.
19795 (ae_gen): Rename to st_avloc, update users.
19796 (transp): Rename to st_transp, update users.
19797 (pre_insert_map): Rename to st_insert_map, update users.
19798 (pre_delete_map): Rename to st_delete_map, update users.
19799 (insert_store, build_store_vectors, free_store_memory,
19800 one_store_motion_pass): Update for abovementioned changes.
19802 (gcse_subst_count, gcse_create_count): Remove.
19803 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19804 and "n_stores_created", local variables.
19806 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19809 (regvec, compute_store_table_current_insn): Remove.
19810 (reg_set_info, reg_clear_last_set): Remove.
19811 (compute_store_table): Use DF caches instead of local dataflow
19814 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19816 * c-objc-common.c (c_tree_printer): Print identifiers with
19817 pp_identifier, not pp_string. Mark "({anonymous})" for
19819 * c-pretty-print.c (pp_c_ws_string): New.
19820 (pp_c_cv_qualifier, pp_c_type_specifier,
19821 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19822 pp_c_storage_class_specifier, pp_c_function_specifier,
19823 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19824 pp_c_primary_expression, pp_c_postfix_expression,
19825 pp_c_unary_expression, pp_c_shift_expression,
19826 pp_c_relational_expression, pp_c_equality_expression,
19827 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19828 use pp_string and pp_c_ws_string in place of pp_identifier and
19829 pp_c_identifier for non-identifiers. Mark English strings for
19831 * c-pretty-print.h (pp_c_ws_string): Declare.
19833 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19834 Roland McGrath <roland@redhat.com>
19836 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19837 (ENABLE_LD_BUILDID): New configuration option.
19838 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19839 (LINK_BUILDID_SPEC): New macro.
19840 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19842 * doc/install.texi: Document --enable-linker-build-id option.
19843 * configure: Rebuild.
19844 * config.in: Rebuild.
19846 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19848 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19849 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19850 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19851 MIPS_GP_SAVE_AREA_SIZE.
19852 * config/mips/mips.c (struct mips_frame_info): Update comment
19853 before arg_pointer_offset and hard_frame_pointer_offset.
19854 (mips_compute_frame_info): Update diagram before function: to
19855 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19856 indicate the position of frame_pointer_rtx with -fstack-protector and
19857 to show args_size. Don't allocate cprestore area for leaf functions
19858 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19860 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19862 2009-04-30 Michael Matz <matz@suse.de>
19864 PR tree-optimization/39955
19865 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19867 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19869 * ira.c (setup_cover_and_important_classes): Use safe macro
19870 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19872 * genpreds.c (write_tm_preds_h): Output suitable definition of
19873 REG_CLASS_FOR_CONSTRAINT.
19875 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19877 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19879 * bitmap.c (bitmap_descriptor): Likewise.
19880 * ggc-common.c (loc_descriptor): Likewise.
19881 * varray.c (varray_descriptor): Likewise.
19882 * vec.c (vec_descriptor): Likewise.
19884 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19886 * Makefile.in (dce.o): Add $(EXCEPT_H).
19887 * dce.c: Include except.h and delete redundant vector definitions.
19888 (deletable_insn_p): Return false for non-call insns that can throw
19891 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19893 * gcse.c (ae_gen): Remove.
19894 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19895 and make non-static function to make it available in store-motion.c.
19896 Update call sites with search-and-replace.
19897 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19898 extract_mentioned_regs, extract_mentioned_regs_helper,
19899 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19900 store_killed_in_insn, store_killed_after, store_killed_before,
19901 build_store_vectors, insert_insn_start_basic_block, insert-store,
19902 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19903 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19904 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19905 * store-motion.c: ...new file. Also copy data structures from gcse.c
19906 and clean up to remove parts not used by store motion.
19907 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19908 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19910 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19913 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19914 when optimizing for size.
19916 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19918 * gcse.c (gcse_constant_p): Fix typo in last change.
19920 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19922 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19924 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19926 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19928 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19930 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19931 CONST_HIGH_PART result.
19933 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19935 * config/avr/avr.c (initial_elimination_offset): Rename to
19936 avr_initial_elimination_offset.
19937 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19938 change return type to bool.
19939 (avr_can_eliminate): New function.
19940 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19941 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19942 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19943 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19944 avr_initial_elimination_offset.
19945 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19946 (avr_initial_elimination_offset): Define.
19948 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19949 Steven Bosscher <steven@gcc.gnu.org>
19951 PR rtl-optimization/39938
19952 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19953 * cfgrtl.c: Include insn-attr.h.
19954 (rest_of_pass_free_cfg): New function.
19955 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19956 * resource.c (init_resource_info): Remove call to df_analyze.
19958 2009-04-29 Richard Guenther <rguenther@suse.de>
19961 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19962 allow conversion to signed integers.
19964 2009-04-29 Richard Guenther <rguenther@suse.de>
19966 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19967 shifts of floating point vectors if the shift amount is
19968 a constant multiple of the element size.
19970 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19971 Michael Matz <matz@suse.de>
19973 PR middle-end/39927
19975 * tree-outof-ssa.c (emit_partition_copy): New function.
19976 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19977 insert_part_to_rtx_on_edge): Perform the partition base var
19978 copy using emit_partition_copy.
19979 (insert_value_copy_on_edge): Convert constants to the right mode.
19980 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19981 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19983 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19985 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19986 scan backwards to try to find a constant to initialize it.
19988 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19989 insn before the loop_end instruction, don't look past labels.
19991 2009-04-29 Richard Guenther <rguenther@suse.de>
19993 PR middle-end/39937
19994 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19995 loose type conversions.
19996 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19997 stmts only if there are no uses of its definition.
19999 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20001 * config/bfin/bfin.h (splitting_loops): Declare.
20002 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
20003 Reorder bit definitions to be ascending.
20004 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
20005 * config/bfin/bfin.c (splitting_loops): New variable.
20006 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
20007 (struct loop_info): Remove members INIT and LOOP_INIT.
20008 (bfin_optimize_loop): Don't set them. Reorder the code that generates
20009 the LSETUP sequence. Allow LC to be loaded from any register, but
20010 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
20011 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
20013 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
20014 of reload_completed.
20017 * config/bfin/bfin.md (movsi_insn): Refine constraints.
20019 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
20021 * Makefile.in (PLUGIN_VERSION_H): New.
20022 (OBJS-common): Remove plugin-version.o.
20023 (plugin.o): Depend on (PLUGIN_VERSION_H).
20024 (plugin-version.o): Remove.
20025 * configure: Regenerate
20026 * configure.ac: Create plugin-version.h.
20027 * gcc-plugin.h (plugin_gcc_version): Remove.
20028 (plugin_default_version_check): Change signature.
20029 * plugin-version.c: Remove.
20030 * plugin.c: Include plugin-version.h.
20031 (str_plugin_gcc_version_name): Remove.
20032 (try_init_one_plugin): Pass gcc version to plugin_init.
20033 (plugin_default_version_check): Both gcc and plugin versions are now
20036 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20038 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
20039 problematic last insns. Test for TYPE_CALL rather than CALL_P.
20040 Remove special case testing for last insn of inner loops. Don't fail
20041 if the loop ends with a jump, emit an extra nop instead.
20043 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
20044 DREGS rather than comparing directly. Remove code that tries to
20045 account for latencies.
20047 2009-04-29 Richard Guenther <rguenther@suse.de>
20049 PR tree-optimization/39941
20050 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
20051 eliminating an indirect call.
20053 2009-04-29 Richard Guenther <rguenther@suse.de>
20055 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
20056 parameter. Allow invariants as base if !require_lvalue.
20057 (verify_gimple_assign_single): Adjust.
20059 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20061 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
20062 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
20063 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
20064 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
20065 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
20067 * config/bfin/bfin.c (bfin_expand_builtin,
20068 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
20070 2009-04-28 Richard Guenther <rguenther@suse.de>
20072 * tree-vect-loop.c (get_initial_def_for_induction): Use
20073 correct types for pointer increment.
20075 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20077 * toplev.c (print_version): Update GMP version string calculation.
20079 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
20081 PR rtl-optimization/39938
20082 * resource.c (init_resource_info): Add call to df_analyze.
20084 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20086 * config/alpha/alpha.md (usegp): Cast the result of
20087 alpha_find_lo_sum_using_gp to enum attr_usegp.
20088 * config/alpha/alpha.c (override_options): Remove end-of-structure
20089 marker element from cpu_table. Use array size of cpu_table to handle
20090 -mcpu and -mtune options.
20091 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
20093 2009-04-28 Joseph Myers <joseph@codesourcery.com>
20095 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
20096 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
20097 tune_32 and tune_64.
20098 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20099 support on PowerPC.
20100 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
20101 * config/rs6000/option-defaults.h: ... here. New file.
20102 (OPT_64, OPT_32): Define.
20103 (MASK_64BIT): Define to 0 if not already defined.
20104 (OPT_ARCH64, OPT_ARCH32): Define.
20105 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
20108 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20110 * config/arm/arm.c (arm_override_options): Emit error on using
20113 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20115 PR rtl-optimization/39914
20116 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
20117 registers for allocnos created from user-defined variables only
20118 when not optimizing.
20120 2009-04-28 Richard Guenther <rguenther@suse.de>
20122 PR middle-end/39937
20123 * fold-const.c (fold_binary): Use distribute_real_division only
20126 2009-04-28 Steve Ellcey <sje@cup.hp.com>
20128 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
20129 add hpux-stdint.h to tm_file.
20130 (hppa[12]*-*-hpux11*): Ditto.
20131 (ia64*-*-hpux*): Ditto.
20132 * config/hpux-stdint.h: New.
20133 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
20134 __STDC_EXT__ for all compiles.
20135 * config/pa/pa-hpux.h: Ditto.
20136 * config/pa/pa-hpux10.h: Ditto.
20137 * config/pa/pa-hpux11.h: Ditto.
20139 2009-04-28 Catherine Moore <clm@codesourcery.com>
20141 * debug.h (set_name): Add comment.
20143 2009-04-28 Andrew Pinski <pinskia@gmail.com>
20146 * config/darwin.c (machopic_gen_offset): Check
20147 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
20148 * config/arm/arm.c (require_pic_register): Likewise.
20150 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
20152 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
20153 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
20154 m32c_promote_prototypes): Delete.
20156 2009-04-28 Michael Matz <matz@suse.de>
20158 PR middle-end/39922
20159 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
20162 2009-04-28 Richard Guenther <rguenther@suse.de>
20164 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
20166 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20168 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
20169 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
20170 * config/arm/arm-tune.md: Regenerate.
20172 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
20174 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
20175 block if there are complex incoming edges.
20176 (sel_merge_blocks): Remove useless assert.
20177 (sel_redirect_edge_and_branch): Check that edge was redirected.
20178 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
20179 (sel_find_rgns): Delete declaration.
20180 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
20181 the region when it is not a preheader.
20183 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20186 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
20188 2009-04-28 Richard Guenther <rguenther@suse.de>
20190 * tree.h (SSA_NAME_VALUE): Remove.
20191 (struct tree_ssa_name): Remove value_handle member.
20192 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
20193 array for jump threading.
20194 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
20196 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
20197 * tree-flow.h (threadedge_initialize_values): Declare.
20198 (threadedge_finalize_values): Likewise.
20199 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
20200 (SSA_NAME_VALUE): Define.
20201 (threadedge_initialize_values): New function.
20202 (threadedge_finalize_values): Likewise.
20203 * tree-ssa-dom.c (ssa_name_values): New global variable.
20204 (SSA_NAME_VALUE): Define.
20205 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
20207 2009-04-28 Ira Rosen <irar@il.ibm.com>
20209 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
20210 Use REPORT_VECTORIZED_LOCATIONS instead
20211 REPORT_VECTORIZED_LOOPS.
20212 * tree-vectorizer.c (vect_verbosity_level): Make static.
20213 (vect_loop_location): Rename to vect_location.
20214 (vect_set_verbosity_level): Update comment.
20215 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
20217 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
20218 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
20219 instead REPORT_UNVECTORIZED_LOOPS.
20220 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
20221 and vect_loop_def to vect_external_def and vect_internal_def.
20222 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
20223 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
20224 REPORT_UNVECTORIZED_LOCATIONS.
20225 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
20226 and vect_used_in_loop and to vect_unused_in_scope and
20227 vect_used_in_scope.
20228 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
20229 (vect_verbosity_level): Remove declaration.
20230 (vect_analyze_operations): Likewise.
20231 (vect_analyze_stmt): Declare.
20232 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
20233 REPORT_UNVECTORIZED_LOCATIONS.
20234 (vect_get_loop_niters): Fix indentation.
20235 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
20236 (vect_analyze_loop_operations): New function.
20237 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
20238 vect_analyze_operations.
20239 (vect_is_simple_reduction): Use new names.
20240 (vectorizable_live_operation, vect_transform_loop): Likewise.
20241 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
20242 to specify whether the data references can be a part of interleaving
20244 (vect_analyze_data_ref_dependence): Use new names.
20245 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
20246 (vect_create_addr_base_for_vector_ref): Remove redundant code.
20247 * tree-vect-patterns.c (widened_name_p): Use new names.
20248 (vect_recog_dot_prod_pattern): Likewise.
20249 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
20250 (process_use, vect_mark_stmts_to_be_vectorized,
20251 vect_model_simple_cost, vect_model_store_cost,
20252 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
20253 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
20254 vectorizable_operation, vectorizable_type_demotion,
20255 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
20256 vectorizable_condition): Likewise.
20257 (vect_analyze_operations): Split into vect_analyze_loop_operations
20259 (vect_analyze_stmt): ... new function.
20260 (new_stmt_vec_info): Use new names.
20261 (vect_is_simple_use): Use new names and fix comment.
20262 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
20263 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
20265 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
20268 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
20269 and integer modes for x87 operands. Do not ICE for unsupported size,
20270 generate error instead. Generate error for unsupported operand types.
20271 ['z']: Do not handle HImode memory operands specially. Warning
20272 for floating-point operands. Fallthru to 'Z' for unsupported operand
20273 types. Do not ICE for unsupported size, generate error instead.
20274 (output_387_binary_op): Use %Z to output operands.
20275 (output_fp_compare): Ditto.
20276 (output_387_reg_move): Ditto.
20278 2009-04-28 Ben Elliston <bje@au.ibm.com>
20283 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20285 * builtins.c (c_strlen): Do not warn here.
20286 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
20287 * c-common.c (pointer_int_sum): Take an explicit location.
20288 Warn about offsets out of bounds.
20289 * c-common.h (pointer_int_sum): Adjust declaration.
20291 2009-04-27 Ian Lance Taylor <iant@google.com>
20293 * collect2.c (is_ctor_dtor): Change type of ret field in struct
20295 * dce.c (run_fast_df_dce): Change type of old_flags to int.
20296 * df-core.c (df_set_flags): Change return type to int. Change
20297 type of old_flags to int.
20298 (df_clear_flags): Likewise.
20299 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
20300 (df_get_conditional_uses): Likewise.
20301 * df.h (df_set_flags, df_clear_flags): Update declarations.
20302 * dwarf2out.c (struct indirect_string_node): Change type of form
20303 field to enum dwarf_form.
20304 (AT_string_form): Change return type to enum dwarf_form.
20305 * fixed-value.c (fixed_compare): Add cast to enum type.
20306 * fwprop.c (update_df): Change 0 to VOIDmode.
20307 * gensupport.c: Change 0 to UNKNOWN.
20308 * gimple.h (gimple_cond_code): Add cast to enum type.
20309 * haifa-sched.c (reemit_notes): Add cast to enum type.
20310 * hooks.c (hook_int_void_no_regs): Remove function.
20311 * hooks.h (hook_int_void_no_regs): Remove declaration.
20312 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
20313 * predict.c (combine_predictions_for_insn): Add casts to enum type.
20314 * real.c (real_arithmetic): Add cast to enum type.
20315 (real_compare): Likewise.
20316 * target.h (struct gcc_target): Change return type of
20317 branch_target_register_class to enum reg_class.
20318 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
20319 default_branch_target_register_class.
20320 * targhooks.c (default_branch_target_register_class): New function.
20321 * targhooks.h (default_branch_target_register_class): Declare.
20322 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
20323 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
20325 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
20327 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
20328 vect_uninitialized_def. Change 0 to ERROR_MARK.
20329 * tree-vect-stmts.c (supportable_widening_operation): Don't
20330 initialize icode1 and icode2.
20331 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
20332 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
20334 (cmn_err_flag_specs): Change 0 to STD_C89.
20335 (cmn_err_char_table): Likewise.
20336 * config/arm/arm.c (get_arm_condition_code): Change type of code
20337 to enum arm_cond_code.
20338 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
20339 (IWMMXT_BUILTIN2): Likewise.
20340 (neon_builtin_type_bits): Don't define typedef.
20341 (neon_builtin_datum): Change type of bits field to int.
20342 (arm_expand_neon_args): Add cast to enum type.
20343 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
20345 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
20346 casts to enum type.
20347 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
20349 * config/mips/mips.md (jal_macro): Return enum constant.
20350 (single_insn): Likewise.
20351 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
20353 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20354 casts to enum type.
20355 * config/s390/s390.c (s390_tune_flags): Change type to int.
20356 (s390_arch_flags): Likewise.
20357 (s390_handle_arch_option): Change flags field of struct pta to int.
20358 * config/s390/s390.h (s390_tune_flags): Update declaration.
20359 (s390_arch_flags): Likewise.
20360 * config/sh/sh.c (prepare_move_operands): Compare
20361 tls_symbolic_operand result with enum constant.
20362 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
20363 (sh_expand_prologue): Add cast to enum type.
20364 (sh_expand_epilogue): Likewise.
20365 (tls_symbolic_operand): Change return type to enum tls_model.
20366 (fpscr_set_from_mem): Add cast to enum type.
20367 (legitimize_pic_address): Compare tls_symbolic_operand result with
20369 (sh_target_reg_class): Change return type to enum reg_class.
20370 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
20372 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
20373 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
20374 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
20375 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
20376 (delayed_branch, tls_call_delay): Likewise.
20377 (eligible_for_sibcall_delay): Likewise.
20378 (eligible_for_return_delay): Likewise.
20379 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
20380 (spu_expand_builtin_1): Likewise.
20382 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
20383 for all types of conversions.
20384 (output_init_element): Issue -Wc++-compat warning if needed when
20385 initializing a bitfield with enum type.
20386 * c-parser.c (c_parser_expression): Set original_type to
20387 original_type of right hand operand of comma operator.
20389 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20391 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
20393 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
20394 * doc/cpp.texi (Standard Predefined Macros)
20395 (Implementation-defined behavior): Likewise.
20396 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
20397 * doc/gimple.texi (GIMPLE Exception Handling)
20398 (@code{GIMPLE_ASSIGN}): Likewise.
20399 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
20400 * doc/invoke.texi (Warning Options, Optimize Options)
20401 (AVR Options, Darwin Options): Likewise.
20402 (Optimize Options): Reformulate -fwhole-program description.
20403 * doc/loop.texi (Lambda): Likewise.
20404 * doc/md.texi (Output Template, Define Constraints)
20405 (Standard Names, Insn Splitting): Likewise.
20406 * doc/options.texi (Option properties): Likewise.
20407 * doc/passes.texi (Tree-SSA passes): Likewise.
20408 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
20409 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
20410 (File Names and DBX): Likewise.
20411 * doc/trouble.texi (Incompatibilities): Likewise.
20413 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20415 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
20416 instruction is correct.
20418 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20420 Allow non-constant arguments to conversion intrinsics.
20421 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
20422 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
20423 * spu.c (print_operand): Handle 'v' and 'w'.
20424 (exp2_immediate_p, spu_gen_exp2): Define.
20425 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
20426 spu_convtf_1): Update parameter descriptions.
20427 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
20428 * constraints.md ('v', 'w'): New.
20429 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
20431 (i2f, I2F): New define_mode_attr.
20432 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
20433 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
20434 fixuns_truncv4sfv4si2): Update to use mode attribute.
20435 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
20436 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
20437 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
20438 patterns for combine.
20440 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
20442 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
20443 (cprop, hoist, pre, store_motion): New debug counters.
20444 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
20445 is not an RTL pass anymore.
20446 (pass_profiling): Remove extern decl for pass removed in 2005.
20447 (pass_gcse, pass_jump_bypass): Remove.
20448 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
20449 to 0 for clean state.
20450 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
20451 * cse.c (gate_handle_cse_after_global_opts,
20452 rest_of_handle_cse_after_global_opts): New functions.
20453 (pass_cse_after_global_opts): New pass, does local CSE.
20454 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
20455 (TV_CPROP): New timevar.
20456 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
20457 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
20458 (gcse_main, recompute_all_luids): Remove.
20459 (compute_hash_table_work): Call max_reg_num instead of reading
20461 (cprop_jump): Don't set run_jump_opt_after_gcse.
20462 (constprop_register): Always allow to alter jumps.
20463 (cprop_insn): Likewise.
20464 (do_local_cprop): Likewise.
20465 (local_cprop_pass): Likewise. Return non-zero if something changed.
20466 (cprop): Remove function, fold interesting bits into one_cprop_pass.
20467 (find_implicit_sets): Add note about missed optimization opportunity.
20468 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
20469 pass_rtl_cprop execute function.
20470 Don't bother tracking the pass number, each pass gets its own dumpfile
20472 Always allow to alter jumpsand bypass jumps.
20473 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
20474 will just find no suitable set.
20475 (pre_edge_insert): Fix dumping, this function is for PRE only.
20476 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
20477 pass_rtl_pre execute function.
20478 (hoist_code): Return non-zero if something changed. Keep track of
20479 substitutions and insertions for statistics gathering similar to PRE.
20480 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20481 called from the pass_rtl_hoist execute function. Show pass statistics.
20482 (compute_store_table): Use max_reg_num directly instead of using the
20483 formerly global max_gcse_regno.
20484 (build_store_vectors): Likewise.
20485 (replace_store_insn): Fix dumping.
20486 (store_motion): Rename to ...
20487 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20488 pass, called from the pass_rtl_store_motion execute function. Keep
20489 track of substitutions and insertions for statistics gathering similar
20491 (bypass_jumps): Remove, fold interesting bits into ...
20492 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20493 from the pass_rtl_cprop execute function.
20494 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20495 pass_jump_bypass): Remove.
20496 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20497 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20498 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20499 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20500 (gate_rtl_store_motion, execute_rtl_store_motion,
20501 pass_rtl_store_motion): New.
20502 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20503 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20504 * passes.c (init_optimization_passes): Remove pass_gcse and
20505 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20506 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20507 instead of pass_jump_bypass.
20509 2009-04-27 Richard Guenther <rguenther@suse.de>
20511 PR middle-end/39928
20512 * gimplify.c (gimplify_expr): If we are required to create
20513 a temporary make sure it ends up as register.
20515 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20518 * config/i386/i386.c (construct_container): Don't call
20519 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20520 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20522 2009-04-27 Michael Matz <matz@suse.de>
20524 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20525 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20526 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
20527 (dump_replaceable_exprs): Take a bitmap.
20528 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20530 (expand_gimple_basic_block): Likewise.
20531 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20532 replaceable_expressions member a bitmap.
20533 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20534 (mark_replaceable): Likewise.
20535 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20536 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20538 2009-04-27 Richard Guenther <rguenther@suse.de>
20540 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20541 (verify_stmts): Dispatch to gimple/type verification code.
20542 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20543 issue with call argument types.
20545 2009-04-27 Michael Matz <matz@suse.de>
20547 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20548 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20551 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20552 Eric Botcazou <ebotcazou@adacore.com>
20554 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20555 a label's basic block.
20556 (mark_target_live_regs): Tidy and rework obsolete comments.
20557 Change back DF problem to LIVE. If a label starts a basic block,
20558 assume that all registers that used to be live then still are.
20559 (init_resource_info): If a label starts a basic block, set its
20560 BLOCK_FOR_INSN accordingly.
20561 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20563 2009-04-27 Richard Guenther <rguenther@suse.de>
20565 * tree-flow-inline.h (function_ann): Remove.
20566 (get_function_ann): Likewise.
20567 * tree-dfa.c (create_function_ann): Remove.
20568 * tree-flow.h (struct static_var_ann_d): Remove.
20569 (struct function_ann_d): Likewise.
20570 (union tree_ann_d): Remove fdecl member.
20571 (function_ann_t): Remove.
20572 (function_ann, get_function_ann, create_function_ann): Remove
20575 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20577 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20579 2009-04-27 Jan Hubicka <jh@suse.cz>
20581 * ipa-pure-const.c (struct funct_state_d): New fields
20582 state_previously_known, looping_previously_known; remove
20583 state_set_in_source.
20584 (analyze_function): Use new fields.
20585 (propagate): Avoid assumption that state_set_in_source imply
20588 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20589 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20590 * cfgloop.h (finite_loop_p): Declare.
20592 2009-04-26 Michael Matz <matz@suse.de>
20594 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20596 2009-04-26 Michael Matz <matz@suse.de>
20598 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20599 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20600 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20601 pass_mark_used_blocks): Remove.
20602 * tree-optimize.c (pass_free_datastructures,
20603 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20604 * passes.c (init_optimization_passes): Don't call
20605 pass_mark_used_blocks, remove dead code.
20607 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20609 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20610 * tree-ssa-live.h (register_ssa_partition): Likewise.
20612 2009-04-26 Michael Matz <matz@suse.de>
20615 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20616 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20617 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20619 (compare_pairs): Swap cost comparison.
20620 (coalesce_ssa_name): Don't use change_partition_var.
20621 * tree-nrv.c (struct nrv_data): Add modified member.
20622 (finalize_nrv_r): Set it.
20623 (tree_nrv): Use it to update statements.
20624 (pass_nrv): Require PROP_ssa.
20625 * tree-mudflap.c (mf_decl_cache_locals,
20626 mf_build_check_statement_for): Use make_rename_temp.
20627 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20628 * alias.c (find_base_decl): Handle SSA names.
20629 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20630 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20631 * rtl.h (set_reg_attrs_for_parm): Declare.
20632 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20633 to "optimized", remove unused locals at finish.
20634 (execute_free_datastructures): Make global, call
20635 delete_tree_cfg_annotations.
20636 (execute_free_cfg_annotations): Don't call
20637 delete_tree_cfg_annotations.
20639 * ssaexpand.h: New file.
20640 * expr.c (toplevel): Include ssaexpand.h.
20641 (expand_assignment): Handle SSA names the same as register variables.
20642 (expand_expr_real_1): Expand SSA names.
20643 * cfgexpand.c (toplevel): Include ssaexpand.h.
20644 (SA): New global variable.
20645 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20646 (SSAVAR): New macro.
20647 (set_rtl): New helper function.
20648 (add_stack_var): Deal with SSA names, use set_rtl.
20649 (expand_one_stack_var_at): Likewise.
20650 (expand_one_stack_var): Deal with SSA names.
20651 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20652 before unique numbers.
20653 (expand_stack_vars): Use set_rtl.
20654 (expand_one_var): Accept SSA names, add asserts for them, feed them
20655 to above subroutines.
20656 (expand_used_vars): Expand all partitions (without default defs),
20657 then only the local decls (ignoring those expanded already).
20658 (expand_gimple_cond): Remove edges when jumpif() expands an
20659 unconditional jump.
20660 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20661 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20663 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20664 members of SA; deal with PARM_DECL partitions here; expand
20665 all PHI nodes, free tree datastructures and SA. Commit instructions
20666 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20667 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20668 info and statements at start, collect garbage at finish.
20669 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20670 (VAR_ANN_PARTITION) Remove.
20671 (change_partition_var): Don't declare.
20672 (partition_to_var): Always return SSA names.
20673 (var_to_partition): Only accept SSA names.
20674 (register_ssa_partition): Only check argument.
20675 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20677 (delete_var_map): Don't free it.
20678 (var_union): Only accept SSA names, simplify.
20679 (partition_view_init): Mark only useful SSA names as used.
20680 (partition_view_fini): Only deal with SSA names.
20681 (change_partition_var): Remove.
20682 (dump_var_map): Use ssa_name instead of partition_to_var member.
20683 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20685 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20686 (struct _elim_graph): New member const_dests; nodes member vector of
20688 (set_location_for_edge): New static helper.
20689 (create_temp): Remove.
20690 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20691 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20692 (new_elim_graph): Allocate const_dests member.
20693 (clean_elim_graph): Truncate const_dests member.
20694 (delete_elim_graph): Free const_dests member.
20695 (elim_graph_size): Adapt to new type of nodes member.
20696 (elim_graph_add_node): Likewise.
20697 (eliminate_name): Likewise.
20698 (eliminate_build): Don't take basic block argument, deal only with
20699 partition numbers, not variables.
20700 (get_temp_reg): New static helper.
20701 (elim_create): Use it, deal with RTL temporaries instead of trees.
20702 (eliminate_phi): Adjust all calls to new signature.
20703 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20704 (rewrite_trees): Only do checking.
20705 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20706 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20707 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20708 contains_tree_r, MAX_STMTS_IN_LATCH,
20709 process_single_block_loop_latch, analyze_edges_for_bb,
20710 perform_edge_inserts): Remove.
20711 (expand_phi_nodes): New global function.
20712 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20713 functions, initialize new parameter, remember partitions having a
20715 (finish_out_of_ssa): New global function.
20716 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20717 don't reset in_ssa_p here, don't disable TER when mudflap.
20718 (pass_del_ssa): Remove.
20719 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20721 (execute_free_datastructures): Declare.
20722 * Makefile.in (SSAEXPAND_H): New variable.
20723 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20724 * basic-block.h (commit_one_edge_insertion): Declare.
20725 * passes.c (init_optimization_passes): Move pass_nrv and
20726 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20727 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20728 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20729 (redirect_branch_edge): Deal with super block when expanding, split
20730 out jump patching itself into ...
20731 (patch_jump_insn): ... here, new static helper.
20733 2009-04-26 Michael Matz <matz@suse.de>
20735 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20736 beyond num_ssa_names.
20737 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20738 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20740 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20742 PR inline-asm/39543
20743 * fwprop.c (forward_propagate_asm): New function.
20744 (forward_propagate_and_simplify): Propagate also into __asm, if it
20745 doesn't increase the number of referenced registers.
20748 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20750 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20752 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20753 note_nonlocal_vla_type for nonlocal VLAs.
20754 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20755 contains_remapped_vars, remap_vla_decls): New functions.
20756 (convert_nonlocal_reference_stmt): If not optimizing, call
20757 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20758 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20759 if it wasn't found in var_map.
20760 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20761 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20762 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20764 * gimplify.c (nonlocal_vlas): New variable.
20765 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20767 (gimplify_body): Create and destroy nonlocal_vlas.
20769 * dwarf2out.c (loc_descr_plus_const): New function.
20770 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20771 mem_loc_descriptor, loc_descriptor_from_tree_1,
20772 descr_info_loc, gen_variable_die): Use it.
20774 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20775 !TREE_STATIC VAR_DECLs.
20776 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20777 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20778 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20779 DECL_BY_REFERENCE is valid.
20780 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20781 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20782 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20783 Copy DECL_BY_REFERENCE.
20784 (struct nesting_copy_body_data): New type.
20785 (nesting_copy_decl): New function.
20786 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20787 if they have variable length.
20789 2009-04-26 Michael Matz <matz@suse.de>
20791 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20792 mark new temporaries for renaming.
20794 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20797 * c-decl.c (global_bindings_p): Return negative value.
20798 (c_variable_size): New. Based on variable_size from
20800 (grokdeclarator): Call c_variable_size not variable_size.
20802 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20804 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20806 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20808 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20809 Redefine it to just use mingw/include.
20810 (ASM_SPEC): Rules for -m32 and -m64.
20811 (LINK_SPEC): Use Likewise.
20812 (SPEC_32): New define.
20813 (SPEC_64): Likewise.
20814 (SUB_LINK_SPEC): Likewise.
20815 (MULTILIB_DEFAULTS): New define.
20816 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20817 Add multilib options.
20818 (MULTILIB_DIRNAMES): Likewise.
20819 (MULTILIB_OSDIRNAMES): Likewise.
20820 (LIBGCC): Likewise.
20821 (INSTALL_LIBGCC): Likewise.
20823 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20826 * c-tree.h (enum c_inline_static_type): New.
20827 (record_inline_static): Declare.
20828 * c-decl.c (struct c_inline_static, c_inline_statics,
20829 record_inline_static, check_inline_statics): New.
20830 (pop_file_scope): Call check_inline_statics.
20831 (start_decl): Call record_inline_static instead of pedwarning
20832 directly for static in inline function.
20833 * c-typeck.c (build_external_ref): Call record_inline_static
20834 instead of pedwarning directly for static referenced in inline
20837 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20839 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20840 not new but only being rescanned.
20841 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20842 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20843 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20844 record_set_info, compute_set, grealloc): Remove.
20845 (recompute_all_luids): New function.
20846 (gcse_main): Don't compute sets, and don't do related memory
20847 allocations/free-ing. If something changed before the end of the
20848 pass, update LUIDs using recompute_all_luids.
20849 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20850 (free_gcse_mem): Don't free it either.
20851 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20852 Use the df insn LUIDs.
20853 (load_killed_in_block): Likewise.
20854 (compute_hash_table_work): Don't compute reg_set_in_block.
20855 (compute_transp): Use DF_REG_DEF_CHAINs.
20856 (local_cprop_pass): Don't use compute_sets and related functions.
20857 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20858 Use get_max_uid() instead of max_cuid.
20859 (insert_insn_end_basic_block, pre_insert_copy_insn,
20860 update_ld_motion_stores): Don't try to
20861 keep reg_set tables up to date.
20862 (pre_insert_copies): Use df insn LUIDs.
20863 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20864 (reg_set_info): Don't use extra bitmap argument.
20865 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20866 information to compute regs_set_in_block.
20867 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20868 (bypass_jumps): Don't use compute_sets and friends.
20870 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20873 * opts.c (undocumented_msg): Do not leave blank even with
20876 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20878 * c-decl.c (build_enumerator): Allow values folding to integer
20879 constants but not integer constant expressions with a pedwarn if
20882 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20885 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20886 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20887 type is an integer constant.
20889 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20892 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20895 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20898 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20899 with variably modified return type and no storage class
20900 specifiers, except for the case of nested functions. Distinguish
20901 extern declarations of functions with variably modified return
20902 types from those of objects with variably modified types.
20904 2009-04-25 Jan Hubicka <jh@suse.cz>
20906 * tree.c (list_equal_p): New function.
20907 * tree.h (list_equal_p): Declare.
20908 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20909 basic_block_def, basic_block, const_basic_block): New.
20910 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20911 (redirect_eh_edge): New function.
20912 (make_eh_edge_update_phi): EH edges are not abnormal.
20913 * except.c: Include tree-flow.h.
20914 (list_match): New function.
20915 (eh_region_replaceable_by_p): New function.
20916 (replace_region): New function.
20917 (hash_type_list): New function.
20918 (hash_eh_region): New function.
20919 (eh_regions_equal_p): New function.
20920 (merge_peers): New function.
20921 (remove_unreachable_regions): Verify EH tree when checking;
20923 (copy_eh_region_1): New function.
20924 (copy_eh_region): New function.
20925 (push_reachable_handler): New function.
20926 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20927 regions without label but with live RESX.
20928 * except.h (redirect_eh_edge_to_label): New.
20929 * tree-flow.h (redirect_eh_edge): New.
20930 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20931 basic_block_def, basic_block, const_basic_block): Remove.
20932 * Makefile.in (except.o): Add dependency on tree-flow.h
20933 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20934 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20937 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20940 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20941 on the destination of memcpy.
20943 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20945 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20946 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20947 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20949 2009-04-25 Jan Hubicka <jh@suse.cz>
20951 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20952 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20953 to be reached by different label than left.
20954 (update_eh_edges): Update comment; remove edge_to_remove if possible
20955 and return true if suceeded.
20956 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20957 (cleanup_eh): Compute sharing map.
20958 * except.c (remove_eh_handler_and_replace): Add argument if we should
20960 (remove_unreachable_regions): Update for label sharing.
20961 (label_to_region_map): Likewise.
20962 (get_next_region_sharing_label): New function.
20963 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20965 (remove_eh_handler): Update.
20966 (remove_eh_region_and_replace_by_outer_of): New function.
20967 * except.h (struct eh_region): Add next_region_sharing_label.
20968 (remove_eh_region_and_replace_by_outer_of,
20969 get_next_region_sharing_label): Declare.
20970 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20972 2009-04-25 Jan Hubicka <jh@suse.cz>
20974 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20975 insert code even if they are not critical.
20977 2009-04-25 Jan Hubicka <jh@suse.cz>
20979 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20980 (gimple_can_remove_branch_p): EH edges won't remove branch by
20982 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20983 updating of non-abnormal EH edges.
20984 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20985 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20986 (split_critical_edges): Split also edges where emitting code on them
20987 will lead to splitting later.
20989 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20990 H.J. Lu <hongjiu.lu@intel.com>
20993 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20994 the configured assembler supports fildq and fistpq mnemonics.
20995 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20996 * configure: Regenerated.
20997 * config.in: Ditto.
20999 * config/i386/i386.c (print_operand): Handle 'Z'.
21000 ['z']: Remove handling of special fild/fist suffixes.
21001 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
21002 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
21003 suffix of fild insn.
21004 (*floatsi<mode>2_vector_mixed): Ditto.
21005 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
21006 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
21007 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21008 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
21009 * config/i386/gas.h (GAS_MNEMONICS): Remove.
21011 2009-04-25 Ben Elliston <bje@au.ibm.com>
21013 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
21014 the source of a set operation.
21016 2009-04-25 Anatoly Sokolov <aesok@post.ru>
21018 * target.h (struct gcc_target): Add case_values_threshold field.
21019 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
21020 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
21021 * targhooks.c (default_case_values_threshold): New function.
21022 * targhooks.h (default_case_values_threshold): Declare function.
21023 * stmt.c (expand_case): Use case_values_threshold target hook.
21024 * expr.h (case_values_threshold): Remove declartation.
21025 * expr.c (case_values_threshold): Remove function.
21026 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
21028 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
21029 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
21030 (avr_case_values_threshold): Declare as static.
21031 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
21033 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
21034 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
21035 (mn10300_case_values_threshold): New function.
21037 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
21039 * ira.c (setup_cover_and_important_classes): Add enum cast.
21041 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
21043 * genpreds.c (write_enum_constraint_num): Output definition of
21044 CONSTRAINT_NUM_DEFINED_P macro.
21045 * ira.c (setup_cover_and_important_classes): Use
21046 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
21048 2009-04-24 DJ Delorie <dj@redhat.com>
21050 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
21051 __SH2A_SINGLE_ONLY__ also.
21053 2009-04-24 Steve Ellcey <sje@cup.hp.com>
21055 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
21056 (movdf_internal): Ditto.
21057 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
21058 SFmode and DFmode constants.
21059 (ia64_print_operand): Add 'G' format for printing
21060 floating point constants.
21062 2009-04-24 Richard Guenther <rguenther@suse.de>
21064 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
21065 from unsigned additions.
21067 2009-04-24 Joseph Myers <joseph@codesourcery.com>
21069 * c-typeck.c (set_init_index): Allow array designators that are
21070 not integer constant expressions with a pedwarn if pedantic.
21072 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
21074 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
21075 zero if no overlap in nonzero bits between the operands.
21077 2009-04-24 Ian Lance Taylor <iant@google.com>
21079 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
21080 (record_dead_and_set_regs): Likewise.
21081 * df.h (struct df_mw_hardreg): Change flags field to int.
21082 (struct df_base_ref): Likewise.
21083 (struct df): Change changeable_flags field to int.
21084 * df-scan.c (df_defs_record): Change clobber_flags to int.
21085 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
21086 constants rather than #define macros.
21087 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
21088 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
21089 (enum dwarf_calling_convention): Likewise.
21090 (enum dwarf_line_number_x_ops): Likewise.
21091 (enum dwarf_call_frame_info): Likewise.
21092 (enum dwarf_source_language): Likewise.
21093 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
21094 (add_calling_convention_attribute): Likewise.
21095 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
21096 (combine_comparisons): Change compcode to int. Add cast to enum type.
21097 * genrecog.c (maybe_both_true_2): Change c to int.
21098 (write_switch): Likewise. Add cast to enum type.
21099 * gimplify.c (gimplify_omp_for): Handle return values from
21100 gimplify_expr using MIN rather than bitwise or.
21101 (gimplify_expr): Add cast to enum type.
21102 * ipa-prop.c (update_jump_functions_after_inlining): Change
21103 IPA_BOTTOM to IPA_JF_UNKNOWN.
21104 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
21105 Add casts to enum type.
21106 (setup_cover_and_important_classes): Change cl to int. Add casts
21108 (setup_class_translate): Change cl and mode to int.
21109 (ira_init_once): Change mode to int.
21110 (free_register_move_costs): Likewise.
21111 (setup_prohibited_mode_move_regs): Add casts to enum type.
21112 * langhooks.c (add_builtin_function_common): Rework assertion that
21113 value fits bitfield.
21114 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
21115 * omega.c (omega_do_elimination): Avoid math on enum types.
21116 * optabs.c (expand_vec_shift_expr): Remove casts to int.
21117 * opts.c (set_debug_level): Change 2 to enum constant. Use new
21118 int local to handle integral_argment value.
21119 * regmove.c (try_auto_increment): Change PUT_MODE to
21121 * reload.c (push_secondary_reload): Add casts to enum type.
21122 (secondary_reload_class, find_valid_class): Likewise.
21123 * reload1.c (emit_input_reload_insns): Likewise.
21124 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
21125 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
21126 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
21128 * tree.c (build_common_builtin_nodes): Add casts to enum type.
21129 * tree-complex.c (complex_lattice_t): Typedef to int rather than
21131 (expand_complex_libcall): Add casts to enum type.
21132 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
21133 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
21134 with ERROR_MARK, not NUM_TREE_CODES.
21135 (vect_create_epilog_for_reduction): Likewise.
21136 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
21137 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
21138 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
21140 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
21141 vect_unused_in_loop. Change 0 to loop_vect.
21142 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
21143 * var-tracking.c (get_init_value): Change return type to enum
21145 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
21146 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
21148 (arm_override_options): Add casts to enum type.
21149 (arm_emit_tls_decoration): Likewise.
21150 * config/i386/i386.c (ix86_function_specific_restore): Add casts
21152 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
21153 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
21154 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
21156 * config/s390/s390.c (code_for_builtin_64): Change to array of
21158 (code_for_builtin_31): Likewise.
21159 (s390_expand_builtin): Change code_for_builtin to enum insn_code
21161 * config/sparc/sparc.c (sparc_override_options): Change value
21162 field in struct code_model to enum cmodel. In initializer change
21163 0 to NULL and add cast to enum type.
21165 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
21166 Change all callers. Issue a -Wc++-compat warning using
21167 lhs_origtype if necessary.
21168 (convert_for_assignment): Issue -Wc++-compat warnings about
21169 invalid conversions to enum type on assignment.
21170 * c-common.h (build_modify_expr): Update declaration.
21172 2009-04-24 Nick Clifton <nickc@redhat.com>
21174 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
21175 (function_arg_advance): Likewise.
21176 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
21179 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21181 * config/s390/constraints.md ('I', 'J'): Fix condition.
21183 2009-04-24 Diego Novillo <dnovillo@google.com>
21185 * gengtype-parse.c (parse_error): Add newline after message.
21187 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
21189 * config/i386/sse.md (avxmodesuffixs): Removed.
21190 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
21191 (*avx_pinsr<ssevecsize>): This.
21193 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
21195 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
21196 follow chains of regs with a single definition, and allow expressions
21197 that are function_invariant_p.
21198 (simple_rhs_p): Allow expressions that are function_invariant_p.
21200 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
21202 PR middle-end/39867
21203 * fold-const.c (fold_cond_expr_with_comparison): When folding
21204 > and >= to MAX, make sure the MAX uses the same type as the
21205 comparison's operands.
21207 2009-04-24 Nick Clifton <nickc@redhat.com>
21209 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
21210 addressing for DImode accesses.
21211 (frv_print_operand_address): Handle PLUS case.
21212 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
21214 2009-04-24 Jakub Jelinek <jakub@redhat.com>
21216 PR rtl-optimization/39794
21217 * alias.c (canon_true_dependence): Add x_addr argument.
21218 * rtl.h (canon_true_dependence): Adjust prototype.
21219 * cse.c (check_dependence): Adjust canon_true_dependence callers.
21220 * cselib.c (cselib_invalidate_mem): Likewise.
21221 * gcse.c (compute_transp): Likewise.
21222 * dse.c (scan_reads_nospill): Likewise.
21223 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
21224 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
21225 canon_base_addr of the group, plus optional offset.
21226 (struct group_info): Rename canon_base_mem to
21228 (get_group_info): Set canon_base_addr to canon_rtx of base, not
21229 canon_rtx of base_mem.
21231 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
21233 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
21234 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
21236 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21238 * config/spu/spu-builtins.h: Delete file.
21240 * config/spu/spu.h (enum spu_builtin_type): Move here from
21242 (struct spu_builtin_description): Likewise. Add GTY marker.
21243 Do not use enum spu_function_code or enum insn_code.
21244 (spu_builtins): Add extern declaration.
21246 * config/spu/spu.c: Do not include "spu-builtins.h".
21247 (enum spu_function_code, enum spu_builtin_type_index,
21248 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
21249 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
21250 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
21251 unsigned_V2DI_type_node): Move here from spu-builtins.h.
21252 (spu_builtin_types): Make static. Add GTY marker.
21253 (spu_builtins): Add extern declaration with GTY marker.
21254 Include "gt-spu.h".
21256 * config/spu/spu-c.c: Do not include "spu-builtins.h".
21257 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
21258 Check programmatically whether all parameters are scalar.
21260 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
21262 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
21264 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
21265 assignment from the constructor either if the target is volatile.
21267 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
21269 * config/arm/arm.md (insv): Do not share operands[0].
21271 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
21273 * config/vxlib-tls.c (active_tls_threads): Delete.
21274 (delete_hook_installed): New.
21275 (tls_delete_hook): Don't delete the delete hook.
21276 (tls_destructor): Delete it here.
21277 (__gthread_set_specific): Adjust installing the delete hook.
21278 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
21279 __gthread_leave_tsd_dtor_context.
21281 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
21283 * c-format.c (gcc_tdiag_char_table): Add support for %E.
21285 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
21287 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
21289 (alpha_rtx_costs): Ditto.
21290 (emit_unlikely_jump): Use add_reg_note.
21291 (emit_frame_store_1): Ditto.
21292 (alpha_expand_prologue): Ditto.
21293 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21294 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
21296 2009-04-23 Nick Clifton <nickc@redhat.com>
21298 * config/v850/v850.md (epilogue): Remove suppressed code.
21299 (return): Rename to return_simple and remove test of frame size.
21300 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
21301 to gen_return_simple.
21303 2009-04-22 Jing Yu <jingyu@google.com>
21306 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
21308 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21311 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
21312 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
21313 value is a VECTOR_CST, the element type is the element type of the
21316 2009-04-22 DJ Delorie <dj@redhat.com>
21318 * config/m32c/m32c.h: Update GTY annotations to new syntax.
21320 2009-04-22 Jakub Jelinek <jakub@redhat.com>
21322 * alias.c (find_base_term): Move around LO_SUM case, so that
21323 CONST falls through into PLUS/MINUS handling.
21326 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
21327 into 0, use omit_one_operand.
21329 2009-04-23 Ben Elliston <bje@au.ibm.com>
21331 * config/rs6000/linux-unwind.h (get_regs): Remove type
21332 puns. Change the type of `pc' to an array of unsigned ints and
21333 update all users. Constify frame24.
21335 2009-04-22 DJ Delorie <dj@redhat.com>
21337 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
21338 declarations before code.
21339 (current_function_special_page_vector): Likewise.
21340 (m32c_expand_insv): Silence a warning.
21342 2009-04-21 Taras Glek <tglek@mozilla.com>
21344 * alias.c: Update GTY annotations to new syntax.
21345 * basic-block.h: Likewise.
21346 * bitmap.h: Likewise.
21347 * c-common.h: Likewise.
21348 * c-decl.c: Likewise.
21349 * c-parser.c: Likewise.
21350 * c-pragma.c: Likewise.
21351 * c-tree.h: Likewise.
21352 * cfgloop.h: Likewise.
21353 * cgraph.h: Likewise.
21354 * config/alpha/alpha.c: Likewise.
21355 * config/arm/arm.h: Likewise.
21356 * config/avr/avr.h: Likewise.
21357 * config/bfin/bfin.c: Likewise.
21358 * config/cris/cris.c: Likewise.
21359 * config/darwin.c: Likewise.
21360 * config/frv/frv.c: Likewise.
21361 * config/i386/i386.c: Likewise.
21362 * config/i386/i386.h: Likewise.
21363 * config/i386/winnt.c: Likewise.
21364 * config/ia64/ia64.h: Likewise.
21365 * config/iq2000/iq2000.c: Likewise.
21366 * config/mips/mips.c: Likewise.
21367 * config/mmix/mmix.h: Likewise.
21368 * config/pa/pa.c: Likewise.
21369 * config/pa/pa.h: Likewise.
21370 * config/rs6000/rs6000.c: Likewise.
21371 * config/s390/s390.c: Likewise.
21372 * config/sparc/sparc.c: Likewise.
21373 * config/xtensa/xtensa.c: Likewise.
21374 * cselib.h: Likewise.
21375 * dbxout.c: Likewise.
21376 * dwarf2out.c: Likewise.
21377 * except.c: Likewise.
21378 * except.h: Likewise.
21379 * fixed-value.h: Likewise.
21380 * function.c: Likewise.
21381 * function.h: Likewise.
21382 * gimple.h: Likewise.
21383 * integrate.c: Likewise.
21384 * optabs.c: Likewise.
21385 * output.h: Likewise.
21386 * real.h: Likewise.
21388 * stringpool.c: Likewise.
21389 * tree-data-ref.c: Likewise.
21390 * tree-flow.h: Likewise.
21391 * tree-scalar-evolution.c: Likewise.
21392 * tree-ssa-address.c: Likewise.
21393 * tree-ssa-alias.h: Likewise.
21394 * tree-ssa-operands.h: Likewise.
21395 * tree.c: Likewise.
21396 * tree.h: Likewise.
21397 * varasm.c: Likewise.
21398 * varray.h: Likewise.
21400 * coretypes.h: Do not define GTY macro if it is already defined.
21401 * doc/gty.texi: Update GTY documentation to new syntax.
21402 * gengtype-lex.l: Enforce attribute-like syntax for GTY
21403 annotations on structs.
21404 * gengtype-parse.c: Likewise.
21406 2009-04-22 Mark Heffernan <meheff@google.com>
21408 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
21410 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21412 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
21415 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21417 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
21418 the same as a PLUS without a shift. Increase the cost of a
21421 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21423 * Makefile.in: Update dependencies.
21424 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
21425 * errors.h: Remove bogus comment about compatibility.
21426 (warning): Update declaration.
21427 * genautomata.c: Update all calls to warning.
21428 * gimple.c: Do not include errors.h. Include toplev.h.
21429 * tree-ssa-structalias.c: Do not include errors.h.
21430 * omega.c: Likewise.
21431 * tree-ssa-reassoc.c: Likewise.
21432 * config/spu/spu-c.c: Likewise.
21433 * config/spu/t-spu-elf: Update dependencies.
21435 2009-04-22 Richard Guenther <rguenther@suse.de>
21437 PR tree-optimization/39824
21438 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
21439 make sure the types are compatible.
21441 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21444 * c-common.c (c_parse_error): Take a token_flags parameter.
21445 Use token_type for the token type instead.
21446 Pass token_flags to cpp_type2name.
21447 * c-common.h (c_parse_error): Update declaration.
21448 * c-parser.c (c_parser_error): Pass 0 as token flags.
21450 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
21452 PR rtl-optimization/39580
21453 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
21455 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21457 * function.c (expand_function_end): Do not emit a jump to the "naked"
21458 return label for fall-through returns.
21459 * except.c (sjlj_emit_function_exit): Always place the call to the
21460 unregister function at the location installed by expand_function_end.
21462 2009-04-22 Richard Guenther <rguenther@suse.de>
21464 PR tree-optimization/39845
21465 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
21466 (gen_inbound_check): Likewise.
21468 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
21470 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
21472 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
21473 * config/vxlib.c (__gthread_once): Add race guard for PPC.
21475 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21477 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
21478 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
21479 shift counts to avoid out-of-bounds array accesses.
21481 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21483 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21484 (Pmode): Move above.
21486 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21488 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21489 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21490 GET_CODE macro. Use IN_RANGE macro where appropriate.
21491 * config/alpha/alpha.h: Ditto.
21492 * config/alpha/alpha.md: Ditto.
21493 * config/alpha/constraints.md: Ditto.
21494 * config/alpha/predicates.md: Ditto.
21496 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21498 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21499 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21500 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21501 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21502 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21503 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21504 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21505 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21506 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21507 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21508 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21509 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21510 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21511 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21512 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21513 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21514 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21515 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21516 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21517 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21518 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21519 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21520 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21521 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21522 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21523 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21524 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21526 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21528 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21529 references from comments.
21530 * cfgbuild.c (count_basic_blocks): Delete.
21531 (find_basic_blocks_1): Delete.
21532 (find_basic_blocks): Delete.
21533 * except.c (finish_eh_generation): Make static. Move comment from
21534 except.h here. Remove find_basic_blocks references from comments.
21535 * except.h (finish_eh_generation): Delete.
21536 * basic-block.h (find_basic_blocks): Delete.
21537 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21539 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21541 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21542 (sdbout_parms): Likewise.
21544 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21546 * config/sh/sh.c (prepare_cbranch_operands): Use
21547 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21548 (expand_cbranchdi4): Likewise.
21549 (from_compare): Add cast to enum type.
21550 (expand_cbranchsi4): Use add_reg_note.
21551 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21552 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21553 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21554 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21555 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21556 instead of CODE_FOR_nothing.
21557 (cbranchdi4): Likewise. Fix the order of arguments for
21559 (push_fpscr): Use add_reg_note.
21560 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21561 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21563 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21565 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21566 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21567 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21568 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21569 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21570 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21571 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21572 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21573 config/alpha/x-vms, config/arc/t-arc,
21574 config/arm/README-interworking, config/arm/arm-c.c,
21575 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21576 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21577 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21578 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21579 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21580 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21581 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21582 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21583 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21584 config/cris/t-elfmulti, config/crx/t-crx,
21585 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21586 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21587 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21588 config/h8300/t-h8300, config/i386/athlon.md,
21589 config/i386/darwin-libgcc.10.4.ver,
21590 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21591 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21592 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21593 config/i386/t-linux64, config/i386/t-nwld,
21594 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21595 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21596 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21597 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21598 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21599 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21600 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21601 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21602 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21603 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21604 config/m68k/t-uclinux, config/mcore/t-mcore,
21605 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21606 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21607 config/mips/crtn.asm, config/mips/irix-crti.asm,
21608 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21609 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21610 config/mips/mips-fixed.md, config/mips/sb1.md,
21611 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21612 config/mips/t-iris6, config/mips/t-isa3264,
21613 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21614 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21615 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21616 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21617 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21618 config/mn10300/t-linux, config/mn10300/t-mn10300,
21619 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21620 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21621 config/picochip/libgccExtras/clzsi2.asm,
21622 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21623 config/rs6000/darwin-libgcc.10.4.ver,
21624 config/rs6000/darwin-libgcc.10.5.ver,
21625 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21626 config/rs6000/t-aix43, config/rs6000/t-aix52,
21627 config/rs6000/t-darwin, config/rs6000/t-fprules,
21628 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21629 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21630 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21631 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21632 config/rs6000/t-rtems, config/rs6000/t-spe,
21633 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21634 config/score/t-score-elf, config/sh/divcost-analysis,
21635 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21636 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21637 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21638 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21639 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21640 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21641 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21642 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21643 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21644 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21645 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21646 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21647 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21648 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21649 * config/h8300/genmova.sh: Include copyright and license notices
21650 in generated output.
21651 * config/h8300/mova.md: Regenerate.
21652 * doc/install.texi2html: Include word "Copyright" in copyright
21653 notice and use name "Free Software Foundation, Inc.".
21654 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21655 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21656 ChangeLog-2007, ChangeLog-2008: Correct dates.
21658 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21660 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21661 NE_EXPR operations as well.
21662 * c-parser.c (c_parser_condition): Do not set location information on
21664 (c_parser_conditional_expression): Likewise.
21665 (c_parser_binary_expression): Set location information on operators.
21666 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21667 TRUTH_NOT_EXPR has been folded.
21668 * fold-const.c (fold_truth_not_expr): Copy location information from
21669 the incoming expression to the outgoing one.
21670 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21671 recursive calls on the LHS of the operator but pass that of the
21672 operator to recursive calls on the RHS of the operator. Set it
21674 (shortcut_cond_expr): Set the locus of the operator on the second
21675 COND_EXPR and that of the expression on the first in degenerate cases.
21676 Pass the locus of the expression to calls to shortcut_cond_r.
21677 Set the locus of the 'then' block on the associated jump, if any.
21678 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21679 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21680 expression to call to gimplify_boolean_expr.
21682 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21684 * config.gcc: Add additional configuration for
21685 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21686 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21687 (CPP_SPEC): Redefine for allowing -municode option.
21688 (STARTFILE_SPEC): Likewise.
21689 * config/i386/t-mingw-w64: New.
21690 * config/i386/mingw-w64.opt: New.
21691 (municode): Add new target option.
21692 * doc/invoke.texi (municode): Add documentation for new option.
21694 2009-04-21 Ian Lance Taylor <iant@google.com>
21696 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21697 Correct test for number of arguments.
21698 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21700 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21702 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21703 argument of emit_library_call.
21705 2009-04-21 Richard Guenther <rguenther@suse.de>
21707 PR middle-end/39829
21708 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21709 inside VIEW_CONVERT_EXPRs.
21711 2009-04-21 Martin Jambor <mjambor@suse.cz>
21713 * tree-switch-conversion.c (build_constructors): Split a long line.
21714 (constructor_contains_same_values_p): New function.
21715 (build_one_array): Create assigns of constants if possible, do not
21716 call mark_sym_for_renaming, call update_stmt.
21717 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21718 make_rename_temp. Do not call mark_symbols_for_renaming, call
21720 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21721 find_new_referenced_vars, call update_stmt.
21722 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21723 instead of calling make_rename_temp. Do not call
21724 find_new_referenced_vars or mark_symbols_for_renaming, call
21727 2009-04-21 Richard Guenther <rguenther@suse.de>
21729 PR tree-optimization/39827
21730 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21731 (tree_ssa_phiprop): Pass the correct array size.
21733 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21735 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21737 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21740 * c-typeck.c (lvalue_p): Move declaration ...
21741 * c-common.h (lvalue_p): ... to here.
21742 * c-common.c (candidate_equal_p): New.
21743 (add_tlist): Use it.
21744 (merge_tlist): Use it.
21745 (warn_for_collisions_1): Likewise.
21746 (warning_candidate_p): Accept more candidates.
21747 (verify_tree): A warning candidate can be an expression. Use
21750 2009-04-21 Ben Elliston <bje@au.ibm.com>
21753 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21754 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21755 options. Remove -mcall-solaris documentation.
21757 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21760 * doc/invoke.texi (-Wlong-long): Update description.
21761 * c-lex (interpret_integer): Only warn if there was no previous
21762 overflow and -Wlong-long is enabled.
21763 * c-decl.c (declspecs_add_type): Drop redundant flags.
21764 * c.opt (Wlong-long): Init to -1.
21765 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21766 and front-end warn_long_long. Wlong-long only depends on other
21767 flags if it is uninitialized.
21768 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21769 the same for CPP and FE.
21770 (restore_extension_diagnostics): Likewise.
21772 2009-04-20 Ian Lance Taylor <iant@google.com>
21774 Fix enum conversions which are invalid in C++:
21775 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21776 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21777 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21778 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21779 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21780 (dbxout_parms): Likewise.
21781 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21782 (df_clear_flags): Likewise.
21783 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21784 top_flag parameter to int.
21785 (df_chain_create_bb_process_use): Likewise.
21786 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21788 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21789 (df_ref_create_structure, df_def_record_1): Likewise.
21790 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21791 (df_notes_rescan): Change 0 to VOIDmode in function call.
21792 (df_get_call_refs, df_insn_refs_collect): Likewise.
21793 (df_bb_regs_collect): Likewise.
21794 (df_entry_block_defs_collect): Likewise.
21795 (df_exit_block_uses_collect): Likewise.
21796 * df.h: Update declarations.
21797 * double-int.c (double_int_divmod): Add cast to enum type.
21798 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21799 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21800 (based_loc_descr): Likewise.
21801 (loc_descriptor_from_tree_1): Change first_op and second_op to
21802 enum dwarf_location_atom. Add cast to enum type.
21803 * expmed.c (init_expmed): Change 0 to SET in function call.
21804 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21805 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21806 (do_store_flag): Likewise.
21807 * fixed-value.h (struct fixed_value): Change mode to enum
21809 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21810 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21812 (insert_insn_decl, insert_decl, insert_state): Likewise.
21813 (automata_list_finish): Likewise.
21814 * genrecog.c (process_define_predicate): Add cast to enum type.
21815 * gensupport.c (init_predicate_table): Add cast to enum type.
21816 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21818 (gimple_build_call_1, gimple_build_label): Likewise.
21819 (gimple_build_goto, gimple_build_asm_1): Likewise.
21820 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21821 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21822 (enum fallback): Rename from enum fallback_t.
21823 (fallback_t): Typedef as int.
21824 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21825 GSI_SAME_STMT in function call.
21826 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21828 (setup_reg_class_relations): Likewise.
21829 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21830 (setup_prohibited_class_mode_regs): Add cast to enum type.
21831 (setup_prohibited_mode_move_regs): Likewise.
21832 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21833 (record_address_regs): Change i to enum reg_class.
21834 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21835 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21836 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21837 (GET_MODE_2XWIDER_MODE): Likewise.
21838 (GET_CLASS_NARROWEST_MODE): Likewise.
21839 * omp-low.c (expand_omp_for): Add cast to enum type.
21840 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21841 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21842 * postreload.c (reload_cse_simplify_operands): Change rclass local
21844 * predict.c (combine_predictions_for_insn): Change best_predictor
21845 and predictor to enum br_predictor.
21846 (combine_predictions_for_bb): Likewise.
21847 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21848 use SET_PREDICT_EXPR_OUTCOME.
21849 * real.c (real_arithmetic): Change icode to code in function call.
21850 * reginfo.c (init_move_cost): Add casts to enum type.
21851 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21852 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21854 * reload.c (find_valid_class): Add casts to enum type.
21855 (push_reload): Change 0 to NO_REGS in function call.
21856 (find_reloads): Change this_alternative to array of enum
21857 reg_class. Remove some now-unnecessary casts.
21858 (make_memloc): Change 0 to VOIDmode in function call.
21859 * reload1.c (reload): Change 0 to VOIDmode in function call.
21860 (eliminate_regs_1, elimination_effects): Likewise.
21861 (eliminate_regs_in_insn): Likewise.
21862 (emit_input_reload_insns): Add cast to enum type.
21863 (delete_output_reload): Change 0 to VOIDmode in function call.
21864 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21865 to enum type in function call.
21866 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21867 (SET_PREDICT_EXPR_OUTCOME): Define.
21868 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21869 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21870 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21871 (dump_function): Likewise.
21872 * tree-dump.h: Update declarations.
21873 * tree-pass.h: Update declarations.
21874 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21875 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21877 (arm_rtx_costs_1): Correct parenthesization.
21878 (arm_rtx_costs): Add casts to enum type.
21879 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21880 (vfp_emit_fstmd): Use add_rg_note.
21881 (emit_multi_reg_push, emit_sfm): Likewise.
21882 (thumb_set_frame_pointer): Likewise.
21883 (arm_expand_prologue): Likewise.
21884 (arm_regno_class): Change return type to enum reg_class.
21885 (thumb1_expand_prologue): Use add_reg_note.
21886 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21887 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21889 * config/arm/gentune.sh: Add cast to enum type.
21890 * config/arm/arm-tune.md: Rebuild.
21891 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21892 (ix86_split_fp_branch, predict_jump): Likewise.
21893 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21894 insn_code to enum rtx_code.
21895 (ix86_builtin_vectorized_function): Add cast to enum type.
21896 * config/i386/i386.md (truncdfsf2): Change slot to enum
21898 (truncxf<mode>2, isinf<mode>2): Likewise.
21899 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21901 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21902 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21903 (insert_bundle_state): Change 1 to INSERT in function call.
21904 (ia64_add_bundle_selector_before): Likewise.
21905 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21906 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21907 (restore_stack_nonlocal): Likewise.
21908 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21910 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21912 (mips_rtx_costs): Likewise.
21913 (mips_override_options): Add casts to enum type.
21914 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21916 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21917 (store_reg, set_reg_plus_d): Likewise.
21918 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21919 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21921 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21923 (emit_unlikely_jump): Use add_reg_note.
21924 (rs6000_emit_allocate_stack): Likewise.
21925 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21926 (output_toc): Change 1 to INSERT in function call.
21927 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21928 (rs6000_initialize_trampoline): Likewise.
21929 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21931 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21932 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21933 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21934 (save_gprs): Use add_reg_note.
21935 (s390_emit_prologue): Likewise.
21936 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21937 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21938 (sparc_fold_builtin): Add cast to enum type.
21939 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21941 (spu_expand_prologue): Use add_reg_note.
21942 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21944 2009-04-20 Ian Lance Taylor <iant@google.com>
21946 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21947 (c_parser_postfix_expression_after_primary): Get VEC for list of
21948 arguments. Get original types of arguments. Call
21949 build_function_call_vec.
21950 (cached_expr_list_1, cached_expr_list_2): New static variables.
21951 (c_parser_expr_list): Change return type to VEC *. Add
21952 p_orig_types parameter. Change all callers.
21953 (c_parser_release_expr): New static function.
21954 (c_parser_vec_to_tree_list): New static function.
21955 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21956 call build_function_call_vec.
21957 (build_function_call_vec): New function, based on old
21958 build_function_call.
21959 (convert_arguments): Remove nargs and argarray parameters. Change
21960 values to a VEC. Add origtypes parameter.
21961 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21962 (convert_for_assignment): Add origtype parameter. Change all
21963 callers. If warn_cxx_compat, check for conversion to an enum
21964 type when calling a function.
21965 (store_init_value): Add origtype parameter. Change all callers.
21966 (digest_init): Likewise.
21967 (struct init_node): Add origtype field.
21968 (add_pending_init): Add origtype parameter. Change all callers.
21969 (output_init_element): Likewise.
21970 (output_pending_init_elements): Pass origtype from init_node to
21971 output_init_element.
21972 (process_init_element): Pass origtype from c_expr to
21973 output_init_element.
21974 (c_finish_return): Add origtype parameter. Change all callers.
21975 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21977 (sync_resolve_params): Likewise.
21978 (sync_resolve_return): Change params to first_param. Change caller.
21979 (resolve_overloaded_builtins): Change params to VEC *. Change
21980 callers. Save first parameter around call to build_function_call_vec.
21981 * c-decl.c (finish_decl): Add origtype parameter. Change all
21982 callers. Call build_function_call_vec rather than
21983 build_function_call for cleanup.
21984 * c-tree.h: Update declarations.
21985 * c-common.h: Update declarations.
21986 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21987 params to first_param.
21988 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21989 params parameter from tree to void *.
21990 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21991 Change arglist parameter to have type void *, and to be a pointer
21993 * config/rs6000/rs6000-protos.h
21994 (altivec_resolve_overloaded_builtin): Update declaration.
21995 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21996 fnargs parameter to have type void *, and to be a pointer to a
21997 VEC. Call build_function_call_vec instead of
21998 build_function_call.
21999 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
22001 2009-04-20 Joey Ye <joey.ye@intel.com>
22002 Xuepeng Guo <xuepeng.guo@intel.com>
22003 H.J. Lu <hongjiu.lu@intel.com>
22005 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
22007 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
22008 (IX86_LEA_PRIORITY): Likewise.
22009 (distance_non_agu_define): New function.
22010 (distance_agu_use): Likewise.
22011 (ix86_lea_for_add_ok): Likewise.
22012 (ix86_dep_by_shift_count): Likewise.
22014 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
22015 should split for LEA.
22017 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
22019 (ix86_dep_by_shift_count): Likewise.
22021 2009-04-20 Richard Guenther <rguenther@suse.de>
22023 * expr.c (handled_component_p): Move ...
22024 * tree.h (handled_component_p): ... here.
22025 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
22026 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
22027 and REALPART_EXPR to be in one group.
22029 2009-04-20 Richard Guenther <rguenther@suse.de>
22031 * basic-block.h (get_all_dominated_blocks): Declare.
22032 * dominance.c (get_all_dominated_blocks): New function.
22033 * tree-cfg.c (get_all_dominated_blocks): Remove.
22034 (remove_edge_and_dominated_blocks): Adjust.
22035 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
22036 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
22037 instead of recursing.
22039 2009-04-20 Doug Kwan <dougkwan@google.com>
22041 * cgraph.h (cgraph_node_ptr): New type for vector functions.
22042 (struct cgraph_node_set_def): New type.
22043 (cgraph_node_set) New type. Also declare vector functions.
22044 (struct cgraph_node_set_element_def): New type.
22045 (cgraph_node_set_element): Ditto.
22046 (cgraph_node_set_iterator): New iterator type.
22047 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
22048 cgraph_node_set_remove, dump_cgraph_node_set,
22049 debug_cgraph_node_set): New prototypes.
22050 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
22051 cgraph_node_set_size): New inlines.
22052 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
22053 including cgraph.h.
22054 (struct ipa_opt_pass): Add struct cgraph_node_set_def
22055 argument to function 'write_summary'.
22056 * ipa.c: Include ggc.h.
22057 (hash_cgraph_node_set_element,
22058 eq_cgraph_node_set_element, cgraph_node_set_new,
22059 cgraph_node_set_add, cgraph_node_set_remove,
22060 cgraph_node_set_find, dump_cgraph_node_set,
22061 debug_cgraph_node_set): New functions.
22062 * Makefile.in (ipa.o): Add dependency on GGC_H.
22064 2009-04-20 Ira Rosen <irar@il.ibm.com>
22066 PR tree-optimization/39675
22067 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
22068 check of the return code of vect_schedule_slp. Check that
22069 stmt_vec_info still exists for the statement, before checking its
22070 vectorization type.
22072 2009-04-20 Michael Matz <matz@suse.de>
22074 * Makefile.in (generated_files): Take out $(simple_generated_c).
22076 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
22078 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
22079 (UINTPTR_TYPE): Likewise.
22081 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22084 * c-typeck.c (digest_init): Check for initializing an array with a
22087 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22090 * c-semantics.c (pop_stmt_list): Propagate
22091 STATEMENT_LIST_HAS_LABEL to parent statement list.
22093 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
22095 * config/mips/mips.h (mips_tune_attr): New macro.
22096 * config/mips/mips.md (cpu): Use it.
22098 2009-04-19 Joseph Myers <joseph@codesourcery.com>
22101 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
22104 2009-04-19 Diego Novillo <dnovillo@google.com>
22106 * toplev.c (compile_file): Move call to coverage_finish ...
22107 * cgraphunit.c (ipa_passes): ... here.
22108 Call cgraph_process_new_functions.
22109 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
22110 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
22112 2009-04-19 Jan Hubicka <jh@suse.cz>
22114 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
22116 (dump_cgraph_node): Dump can throw external flag.
22117 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
22119 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
22123 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
22124 * common.opt (Wlogical-op): Move from here...
22125 * c.opt (Wlogical-op): ... to here.
22126 * c-typeck.c (parser_build_binary_op): Update call to
22127 warn_logical_operator.
22128 * c-opts.c (c_common_post_options): Enable warn_logical_op with
22130 * c-common.c (warn_logical_op): Update.
22131 * c-common.h (warn_logical_op): Update declaration.
22133 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
22135 * tree.c (protected_set_expr_location): Fix formatting.
22137 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22140 * c-typeck.c (readonly_warning): new.
22141 (build_unary_op, build_modify_expr): Use readonly_warning for
22142 storing into something readonly but not const-qualified.
22144 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22147 * c-typeck.c (build_unary_op): Check for taking address of
22148 expression of type void.
22150 2009-04-18 Joseph Myers <joseph@codesourcery.com>
22153 * c-typeck.c (build_function_call): Check for calling a function
22154 with qualified void return types. Call require_complete_type when
22157 2009-04-18 Jan Hubicka <jh@suse.cz>
22159 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
22161 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
22162 can_throw_external flag.
22163 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
22164 * ipa-pure-const.c (ignore_edge): New function.
22165 (propagate): Compute order for NOTHROW computation; set NOTHROWs
22166 only over can_throw_external edges.
22167 (local_pure_const): Add nothrow flag.
22168 * ipa-utils.c (searchc): Add ignore_edge callback.
22169 (ipa_utils_reduced_inorder): Add ignore_edge callback.
22170 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
22171 (set_nothrow_function_flags): Update cgraph.
22172 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
22174 2009-04-18 Richard Guenther <rguenther@suse.de>
22176 PR middle-end/39804
22177 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
22178 (fold_stmt): ... this and ...
22179 (fold_stmt_inplace): ... this.
22180 (fold_stmt_1): Fold references in calls and asms.
22181 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
22183 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22185 * tree-vrp.c (ssa_name_nonzero_p): Remove.
22186 * tree.h: Remove the prototype for ssa_name_nonzero_p.
22188 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22190 * tree.c (function_args_count): Remove.
22191 * tree.h: Remove the prototype for function_args_count.
22193 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22195 * tree-iterator.c (expr_only): Remove.
22196 * tree.h: Remove the prototype for expr_only.
22198 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22200 * reginfo.c (cannot_change_mode_set_regs): Remove.
22201 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
22203 2009-04-08 Anatoly Sokolov <aesok@post.ru>
22205 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
22206 whether operands 0 and 1 overlaps.
22208 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
22210 PR middle-end/36902
22211 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
22212 pointer. Use warning_at instead of warning.
22213 (search_for_addr_array): Likewise.
22214 (check_array_bounds): Likewise.
22215 (check_all_array_refs): Check that the incoming edge is not in the
22216 list of edges to be removed.
22217 (check_all_array_refs): Avoid the temporal pointer.
22218 (vrp_visit_cond_stmt): Fix typo.
22219 (simplify_switch_using_ranges): Handle the case where the switch
22220 index is an integer constant.
22222 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
22224 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
22226 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
22228 * doc/extend.texi, doc/invoke.texi: Fix typos.
22230 2009-04-17 Cary Coutant <ccoutant@google.com>
22232 * tree-flow-inline.h (get_lineno): Fix inverted test.
22234 2009-04-17 Diego Novillo <dnovillo@google.com>
22236 * tree-ssa-pre.c (create_expression_by_pieces): Remove
22237 assertion for AVAIL_OUT.
22239 2009-04-17 Mike Frysinger <vapier@gentoo.org>
22242 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
22243 * config/sh/linux-atomic.asm: Likewise.
22245 2009-04-17 Diego Novillo <dnovillo@google.com>
22247 * except.c (debug_eh_tree): New.
22248 (struct eh_region, struct eh_status): Move ...
22249 * except.h: ... here.
22250 (add_type_for_runtime): Declare extern.
22251 (lookup_type_for_runtime): Likewise.
22252 (debug_eh_tree): Declare.
22253 * Makefile.in (GTFILES): List except.h before except.c
22255 2009-04-17 Diego Novillo <dnovillo@google.com>
22257 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
22258 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
22259 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
22260 (find_vars_r): ... here.
22261 * tree-flow.h (find_referenced_vars_in): Declare.
22262 * tree-ssa-pre.c (create_expression_by_pieces): Assert
22263 that AVAIL_OUT exists for BLOCK.
22264 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
22265 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
22266 (tree-parloops.o): Likewise.
22268 2009-04-17 Simon Baldwin <simonb@google.com>
22270 * toplev.c (default_tree_printer): Add handling for %E format.
22272 2009-04-17 Diego Novillo <dnovillo@google.com>
22274 * tree-pretty-print.c (dump_generic_node): Add break after
22275 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
22276 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
22277 FUNCTION_TYPE together. Call print_struct_decl when printing
22278 structures and TDF_SLIM is not given.
22279 (print_struct_decl): Fix logic for detecting recursion.
22281 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
22284 * gcc.c (create_at_file): New.
22285 (compile_input_file_p): New.
22286 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
22287 * main.c (main): Update call to toplev_main.
22288 * toplev.c (toplev_main): Change signature. Call expandargv.
22289 * toplev.h (toplev_main): Change signature.
22291 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
22293 * dwarf2out.c (field_byte_offset): Use the type size as the field size
22294 if the latter is not constant.
22296 2009-04-17 David Edelsohn <edelsohn@gnu.org>
22298 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
22300 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
22302 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
22303 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
22305 2009-04-17 Richard Guenther <rguenther@suse.de>
22307 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22308 Handle component references view-converting an invariant address.
22310 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
22312 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
22313 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
22314 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
22315 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
22316 Use @deftypevr rather than @deftypevar.
22318 2009-04-17 Richard Guenther <rguenther@suse.de>
22320 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
22321 (get_prop_source_stmt): Likewise.
22322 (can_propagate_from): Likewise.
22324 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
22326 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
22327 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
22328 (--with-multilib-list): Add default value.
22329 * configure: Regenerate.
22330 * Makefile.in (TM_ENDIAN_CONFIG): Define.
22331 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
22332 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
22333 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
22334 Don't add default cpu to multilib list unnecessarily, but do enable
22335 the relevant compiler option..
22336 Add support for --with-multilib-list=<blank> and
22337 --with-multilib-list=!<somelib> to supress unwanted multilibs.
22338 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
22339 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
22340 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
22341 TM_MULTILIB_CONFIG.
22342 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
22343 (MULTILIB_OSDIRNAMES): New variable.
22344 * config/sh/t-1e: Delete file.
22345 * config/sh/t-mlib-sh1: Delete file.
22346 * config/sh/t-mlib-sh2: Delete file.
22347 * config/sh/t-mlib-sh2a: Delete file.
22348 * config/sh/t-mlib-sh2a-nofpu: Delete file.
22349 * config/sh/t-mlib-sh2a-single: Delete file.
22350 * config/sh/t-mlib-sh2a-single-only: Delete file.
22351 * config/sh/t-mlib-sh2e: Delete file.
22352 * config/sh/t-mlib-sh3e: Delete file.
22353 * config/sh/t-mlib-sh4: Delete file.
22354 * config/sh/t-mlib-sh4-nofpu: Delete file.
22355 * config/sh/t-mlib-sh4-single: Delete file.
22356 * config/sh/t-mlib-sh4-single-only: Delete file.
22357 * config/sh/t-mlib-sh4a: Delete file.
22358 * config/sh/t-mlib-sh4a-nofpu: Delete file.
22359 * config/sh/t-mlib-sh4a-single: Delete file.
22360 * config/sh/t-mlib-sh4a-single-only: Delete file.
22361 * config/sh/t-mlib-sh4al: Delete file.
22362 * config/sh/t-mlib-sh5-32media: Delete file.
22363 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
22364 * config/sh/t-mlib-sh5-64media: Delete file.
22365 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
22366 * config/sh/t-mlib-sh5-compact: Delete file.
22367 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
22368 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
22369 * doc/install.texi (Options specification): Add
22370 --with-multilib-list and --with-endian.
22372 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
22374 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
22376 (OBJS-common): Add plugin-version.o.
22377 (plugin-version.o): New.
22378 * gcc-plugin.h (plugin_gcc_version): New.
22379 (plugin_default_version_check): New.
22380 (plugin_init_func, plugin_init): Add version argument.
22381 * plugin-version.c: New.
22382 * plugin.c (str_plugin_gcc_version_name): New.
22383 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
22384 pass it to the init function.
22385 (plugin_default_version_check): New.
22387 2009-04-17 Richard Guenther <rguenther@suse.de>
22389 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
22390 for decl-vs-decl disambiguation.
22392 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
22394 * config/s390/s390.h (s390_tune_attr): New macro definition.
22395 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
22397 2009-04-17 Richard Guenther <rguenther@suse.de>
22399 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
22400 (fold_stmt_r): Likewise.
22401 (maybe_fold_reference): New function.
22402 (fold_gimple_assign): Handle cases fold_stmt_r did.
22403 (fold_stmt): Do not use fold_stmt_r.
22404 (fold_stmt_inplace): Likewise.
22406 2009-04-17 Richard Guenther <rguenther@suse.de>
22408 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
22409 (record_equivalences_from_stmt): Remove useless checks and
22411 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
22412 the type is already suitable.
22414 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
22416 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
22418 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
22420 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
22421 (CMPtype): Define as __gcc_CMPtype.
22423 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
22425 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
22426 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
22428 2009-04-17 Richard Guenther <rguenther@suse.de>
22430 PR tree-optimization/39746
22431 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
22432 special-casing for builtins and static variable use/def.
22433 (call_may_clobber_ref_p_1): Likewise.
22435 2009-04-16 Ian Lance Taylor <iant@google.com>
22437 * df.h: Include "timevar.h".
22438 (struct df_problem): Change tv_id field to timevar_id_t.
22439 * tree-pass.h: Include "timevar.h".
22440 (struct opt_pass): Change tv_id field to timevar_id_t.
22441 * timevar.h (timevar_id_t): Define TV_NONE.
22442 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
22443 TV_NONE rather than tv_id != 0.
22444 (execute_one_pass): Likewise.
22445 * Makefile.in (DF_H): Add $(TIMEVAR_H).
22446 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
22447 dependencies to $(TREE_PASS_H).
22448 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
22450 (pass_branch_target_load_optimize2): Likewise.
22451 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
22452 (pass_outof_cfg_layout_mode): Likewise.
22453 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
22454 (pass_rebuild_cgraph_edges): Likewise.
22455 (pass_remove_cgraph_callee_edges): Likewise.
22456 * df-core.c (pass_df_initialize_opt): Likewise.
22457 (pass_df_initialize_no_opt): Likewise.
22458 (pass_df_finish): Likewise.
22459 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
22460 * except.c (pass_set_nothrow_function_flags): Likewise.
22461 (pass_convert_to_eh_region_ranges): Likewise.
22462 * final.c (pass_compute_alignments): Likewise.
22463 * function.c (pass_instantiate_virtual_regs): Likewise.
22464 (pass_init_function): Likewise.
22465 (pass_leaf_regs): Likewise.
22466 (pass_match_asm_constraints): Likewise.
22467 * gimple-low.c (pass_lower_cf): Likewise.
22468 (pass_mark_used_blocks): Likewise.
22469 * init-regs.c (pass_initialize_regs): Likewise.
22470 * integrate.c (pass_initial_value_sets): Likewise.
22471 * ira.c (pass_ira): Likewise.
22472 * jump.c (pass_cleanup_barriers): Likewise.
22473 * omp-low.c (pass_expand_omp): Likewise.
22474 (pass_lower_omp): Likewise.
22475 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
22476 * recog.c (pass_split_all_insns): Likewise.
22477 (pass_split_after_reload): Likewise.
22478 (pass_split_before_regstack): Likewise.
22479 (pass_split_before_sched2): Likewise.
22480 (pass_split_for_shorten_branches): Likewise.
22481 * reginfo.c (pass_reginfo_init): Likewise.
22482 (pass_subregs_of_mode_init): Likewise.
22483 (pass_subregs_of_mode_finish): Likewise.
22484 * passes.c (pass_postreload): Likewise.
22485 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22486 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22487 (pass_warn_function_return): Likewise.
22488 (pass_warn_function_noreturn): Likewise.
22489 * tree-complex.c (pass_lower_complex): Likewise.
22490 (pass_lower_complex_O0): Likewise.
22491 * tree-if-conv.c (pass_if_conversion): Likewise.
22492 * tree-into-ssa.c (pass_build_ssa): Likewise.
22493 * tree-mudflap.c (pass_mudflap_1): Likewise.
22494 (pass_mudflap_2): Likewise.
22495 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22496 (pass_mudflap_2): Likewise.
22497 * tree-nrv.c (pass_return_slot): Likewise.
22498 * tree-object-size.c (pass_object_sizes): Likewise.
22499 * tree-optimize.c (pass_all_optimizations): Likewise.
22500 (pass_early_local_passes): Likewise.
22501 (pass_all_early_optimizations): Likewise.
22502 (pass_cleanup_cfg): Likewise.
22503 (pass_cleanup_cfg_post_optimizing): Likewise.
22504 (pass_free_datastructures): Likewise.
22505 (pass_free_cfg_annotations): Likewise.
22506 (pass_fixup_cfg): Likewise.
22507 (pass_init_datastructures): Likewise.
22508 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22509 (pass_late_warn_uninitialized): Likewise.
22510 (pass_update_address_taken): Likewise.
22511 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22512 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22513 (pass_cse_sincos): Likewise.
22514 (pass_convert_to_rsqrt): Likewise.
22515 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22516 * tree-stdarg.c (pass_stdarg): Likewise.
22517 * tree-tailcall.c (pass_tail_recursion): Likewise.
22518 (pass_tail_calls): Likewise.
22519 * tree-vect-generic.c (pass_lower_vector): Likewise.
22520 (pass_lower_vector_ssa): Likewise.
22521 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22523 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22525 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22527 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22529 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22530 logical and signext.
22532 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22535 * config/sh/predicates.md (arith_operand): Check if the operand
22536 of TRUNCATE is a REG.
22538 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22540 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22541 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22543 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22545 * tree-iterator.c (tsi_split_statement_list_after,
22546 tsi_split_statement_list_before): Remove.
22547 * tree-iterator.h: Remove the prototypes for
22548 tsi_split_statement_list_after and tsi_split_statement_list_before.
22550 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22552 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22553 * tree-ssa-propagate.h: Remove the prototype for
22554 stmt_makes_single_load.
22556 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22558 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22559 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22561 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22563 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22565 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22567 * except.c (eh_region_outer_p): Remove.
22568 * except.h: Remove the prototype for eh_region_outer_p.
22570 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22572 * function.c (current_function_assembler_name): Remove.
22573 * function.h: Remove the prototype for
22574 current_function_assembler_name.
22576 2009-04-16 Ian Lance Taylor <iant@google.com>
22578 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22579 (add_reg_note): Call alloc_reg_note.
22580 * rtl.h (alloc_reg_note): Declare.
22581 * combine.c (try_combine): Use alloc_reg_note.
22582 (recog_for_combine, move_deaths): Likewise.
22583 (distribute_notes): Use alloc_reg_note and add_reg_note.
22584 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22585 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22586 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22588 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22590 PR rtl-optimization/39762
22591 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22592 ira_may_move_out_cost): Add comments about way of their usage.
22593 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22595 * ira-conflicts.c (process_regs_for_copy): Use function
22596 ira_get_register_move_cost instead of global
22597 ira_register_move_cost.
22599 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22600 color_pass, move_spill_restore, update_curr_costs): Ditto.
22602 * ira-lives.c (process_single_reg_class_operands): Ditto.
22604 * ira-emit.c (emit_move_list): Ditto.
22606 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22607 (record_reg_classes): Ditto. Use functions
22608 ira_get_register_move_cost and ira_get_may_move_cost instead of
22609 global vars ira_register_move_cost, ira_may_move_out_cost and
22610 ira_may_move_in_cost.
22611 (record_address_regs): Don't call ira_init_register_move_cost.
22612 Use function ira_get_may_move_cost instead of global
22613 ira_may_move_in_cost.
22614 (process_bb_node_for_hard_reg_moves): Use function
22615 ira_get_register_move_cost instead of global ira_register_move_cost.
22616 (ira_costs): Don't call ira_init_register_move_cost.
22618 2009-04-16 Richard Guenther <rguenther@suse.de>
22620 * tree-cfg.c (verify_gimple_assign_binary):
22621 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22622 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22623 (create_general_new_stmt): Note that this function is broken.
22625 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22627 * common.opt (fhelp): Add Var(help_flag).
22628 * gcc-plugin.h (plugin_info): Add help.
22629 * plugin.c (plugin_name_args): Add help.
22630 (register_plugin_info): Set plugin->help.
22631 (print_help_one_plugin): New.
22632 (print_plugins_help): New.
22633 * plugin.h (print_plugins_help): New.
22634 * toplev.c (toplev_main): Call print_plugins_help if needed.
22636 2009-04-16 Richard Guenther <rguenther@suse.de>
22638 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22639 (gimple_ior_addresses_taken_1): New function.
22640 (gimple_ior_addresses_taken): Likewise.
22641 * gimple.h (struct gimple_statement_with_ops_base): Remove
22642 addresses_taken member.
22643 (gimple_ior_addresses_taken): Declare.
22644 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22645 gimple_set_addresses_taken): Remove.
22646 * ipa-reference.c (mark_address): New function.
22647 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22648 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22649 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22650 (gimple_add_to_addresses_taken): Remove.
22651 (get_tmr_operands): Call mark_address_taken.
22652 (get_asm_expr_operands): Likewise.
22653 (get_expr_operands): Likewise.
22654 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22655 (free_stmt_operands): Do not free it.
22656 * tree-ssa.c (delete_tree_ssa): Likewise.
22657 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22659 2009-04-16 Richard Guenther <rguenther@suse.de>
22661 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22662 (walk_stmt_load_store_ops): Likewise.
22663 * gimple.c (get_base_loadstore): New function.
22664 (walk_stmt_load_store_addr_ops): Likewise.
22665 (walk_stmt_load_store_ops): Likewise.
22666 * ipa-pure-const.c (check_op): Simplify.
22667 (check_load, check_store): New functions.
22668 (check_stmt): Use walk_stmt_load_store_ops.
22669 * ipa-reference.c (mark_load): Adjust signature.
22670 (mark_store): Likewise.
22671 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22673 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22675 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22676 (plugin_info): New.
22677 * opts.c (common_handle_option): Don't call print_version.
22678 * plugin.c (plugin_name_args): Add version.
22679 (register_plugin_info): New.
22680 (register_callback): Handle PLUGIN_INFO.
22681 (try_init_one_plugin): New.
22682 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22684 (finalize_one_plugin): New.
22685 (finalize_plugins): New.
22686 (print_one_plugin): New.
22687 (print_plugins_versions): New.
22688 * plugin.h (print_plugins_versions): New.
22689 (finalize_plugins): New.
22690 * toplev.c (compile_file): Don't call initialize_plugins.
22691 (print_version): Call print_plugins_versions.
22692 (toplev_main): Call initialize_plugins. Print version if needed.
22693 Call finalize_plugins.
22695 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22697 * common.opt (fversion): New.
22698 * gcc.c (print_version): New.
22699 (process_command): Don't print the version. Just set print_version.
22700 (main): Print version. Call subprocesses if print_version and
22701 verbose_flag are set.
22702 * opts.c (common_handle_option): Handle OPT_fversion.
22704 2009-04-16 Richard Guenther <rguenther@suse.de>
22705 Ira Rosen <irar@il.ibm.com>
22707 PR tree-optimization/39698
22708 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22709 type of the reduction variable. Only generate the def if
22712 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22713 make sure to first convert to an integer of the same precision.
22714 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22715 the type of the evolution correctly in computing the new
22716 induction variable base.
22718 2009-04-16 Richard Guenther <rguenther@suse.de>
22720 PR middle-end/39625
22721 * tree-cfg.c (make_blocks): Split statements with to-be
22722 abnormal SSA names on the lhs.
22724 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22726 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22727 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22728 * c-typeck.c (really_start_incremental_init): Likewise.
22729 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22730 (TARGET_INITIALIZER): Remove it.
22731 * target.h (struct target): Remove vector_opaque_p.
22732 * tree.c (build_opaque_vector_type): New.
22733 * tree.h (TYPE_VECTOR_OPAQUE): New.
22734 (build_opaque_vector_type): Declare.
22735 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22736 * config/rs6000/rs6000.c (build_opaque_vector_type,
22737 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22738 (rs6000_init_builtins): Use build_opaque_vector_type for
22739 opaque_V4SI_type_node.
22741 2009-04-15 Catherine Moore <clm@codesourcery.com>
22743 * debug.h (set_name): Declare.
22744 * dwarf2out.c (dwarf2out_set_name): Declare.
22745 (dwarf2_debug_hooks): Add set_name.
22746 (find_AT_string): New.
22747 (add_AT_string): Call find_AT_string.
22748 (dwarf2out_set_name): New.
22749 * cp/decl.c (grokdeclarator): Call set_name.
22750 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22751 * debug.c (do_nothing_debug_hooks): Likewise.
22752 * dbxout.c (dbx_debug_hooks): Likewise.
22753 * sdbout.c (sdb_debug_hooks): Likewise.
22755 2009-04-15 Michael Eager <eager@eagercon.com>
22757 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22758 reg for single-precision FPU.
22759 * config/rs6000/rs6000.md (movsi_internal1): Only for
22760 !TARGET_SINGLE_FPU.
22761 (movsi_internal1_single): New. Add pattern to move SI values to/from
22762 single-precision FP regs.
22764 2009-04-15 Richard Guenther <rguenther@suse.de>
22766 * omp-low.c (lower_rec_input_clauses): Build correct address
22768 (expand_omp_for_generic): Fix multiplication type.
22769 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22770 (generate_memset_zero): Fix types.
22771 * tree-profile.c (prepare_instrumented_value): Correctly
22774 2009-04-15 Ian Lance Taylor <iant@google.com>
22776 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22777 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22778 for -Wall and for -Wc++-compat.
22779 (c_common_post_options): For C++, set warn_enum_compare if not
22781 * c-tree.h (struct c_expr): Add field original_type.
22782 (build_external_ref): Update declaration.
22783 * c-parser.c (c_parser_braced_init): Set original_type.
22784 (c_parser_initelt): Likewise.
22785 (c_parser_expr_no_commas): Likewise.
22786 (c_parser_conditional_expression): Likewise.
22787 (c_parser_cast_expression): Likewise.
22788 (c_parser_unary_expression): Likewise. Pull setting of
22789 original_code to top of function.
22790 (c_parser_sizeof_expression): Set original_type.
22791 (c_parser_alignof_expression): Likewise.
22792 (c_parser_postfix_expression): Likewise. Pull setting of
22793 original_code to top of function.
22794 (c_parser_postfix_expression_after_paren_type): Set original_type.
22795 (c_parser_postfix_expression_after_primary): Likewise.
22796 (c_parser_expression): Likewise.
22797 * c-typeck.c (build_external_ref): Add type parameter. Change all
22799 (c_expr_sizeof_expr): Set original_type field.
22800 (parser_build_unary_op): Likewise.
22801 (parser_build_binary_op): Likewise. Optionally warn about
22802 comparisons of enums of different types.
22803 (digest_init): Set original_type field.
22804 (really_start_incremental_init): Likewise.
22805 (push_init_level, pop_init_level): Likewise.
22806 * doc/invoke.texi (Warning Options): -Wenum-compare now
22809 2009-04-15 Richard Guenther <rguenther@suse.de>
22811 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22812 out a necessary conversion.
22813 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22814 names we didn't value number.
22815 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22817 2009-04-15 Richard Guenther <rguenther@suse.de>
22819 PR tree-optimization/39764
22820 * tree-ssa-ccp.c (get_value): Canonicalize value with
22821 canonicalize_float_value.
22823 2009-04-15 Jan Hubicka <jh@suse.cz>
22825 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22826 Wrong version of patch.
22828 2009-04-15 Jan Hubicka <jh@suse.cz>
22830 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22832 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22834 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22835 our distinct integral and vector types.
22837 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22839 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22840 * init.c (build_vtbl_address): Remove call to assemble_external.
22842 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22844 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22845 output for other floating point modes.
22847 2009-04-14 Diego Novillo <dnovillo@google.com>
22849 * diagnostic.c (diagnostic_report_diagnostic): Do not
22850 warn about loaded plugins for DK_ERROR and DK_WARNING.
22851 * c-decl.c (declspecs_add_type): Move call to
22852 invoke_plugin_callbacks ...
22853 * c-parser.c (c_parser_declspecs): ... here.
22854 * plugin.c (dump_active_plugins): Tidy output.
22856 2009-04-14 Diego Novillo <dnovillo@google.com>
22857 Le-Chun Wu <lcwu@google.com>
22859 * configure.ac: Add --enable-plugin support.
22860 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22861 * Makefile.in (PLUGIN_H): Define.
22862 Export ENABLE_PLUGIN and GMPINC to site.exp.
22863 Add PLUGINLIBS to link command.
22864 Add/modify dependencies for plugin.o and files including plugin.h.
22866 * config.in: Regenerate.
22868 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22871 2009-04-14 Le-Chun Wu <lcwu@google.com>
22873 * tree-pass.h (register_one_dump_file): Add a prototype for
22874 register_one_dump_file.
22875 * toplev.c (compile_file): Call initialize_plugins.
22876 (do_compile): Call invoke_plugin_callbacks.
22877 (toplev_main): Call invoke_plugin_callbacks.
22878 * common.opt: Add -fplugin= and -fplugin-arg-.
22879 * gcc-plugin.h: New public header file for plugins to include.
22880 * plugin.c: New source file.
22881 * plugin.h: New internal header file.
22882 * passes.c (register_one_dump_file): Make it external.
22884 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22886 2009-04-14 Diego Novillo <dnovillo@google.com>
22888 * doc/plugins.texi: New.
22889 * doc/gccint.texi: Add reference to Plugins chapter.
22890 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22891 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22892 loaded plugins, if any.
22893 * timevar.def (TV_PLUGIN_INIT): Define.
22894 (TV_PLUGIN_RUN): Define.
22895 * plugin.c: Include timevar.h
22896 (plugins_active_p): New.
22897 (dump_active_plugins): New.
22898 (debug_active_plugins): New.
22900 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22902 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22904 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22906 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22908 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22909 the same as a minus without a shift.
22911 2009-04-14 Nick Clifton <nickc@redhat.com>
22913 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22914 comparisons with small integers will always produce a short
22917 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22920 2008-12-19 Diego Novillo <dnovillo@google.com>
22922 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22924 2009-04-14 Richard Guenther <rguenther@suse.de>
22926 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22928 (verify_gimple_assign_binary): Likewise. Handle shifts and
22930 (verify_gimple_phi): Print the mismatched argument position.
22931 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22933 (vect_update_init_of_dr): Likewise.
22934 * matrix-reorg.c (transform_access_sites): Do what the
22936 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22938 2009-04-13 Michael Eager <eager@eagercon.com>
22940 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22941 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22942 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22943 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22944 remove duplicate config
22946 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22948 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22949 file_name:line_number type locator of the call site.
22951 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22953 * genautomata.c: Put blank after comma.
22954 (automaton_decls): New.
22955 (struct unit_usage): Add comments to member next.
22956 (store_alt_unit_usage): Keep the list ordered.
22957 (unit_present_on_list_p, equal_alternatives_p): New.
22958 (check_regexp_units_distribution): Check units distribution
22959 correctness correctly.
22960 (main): Don't write automata if error is found. Return correct
22963 * config/m68k/cf.md (cfv4_ds): Remove.
22964 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22965 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22967 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22968 power4-load-ext, power4-store, power4-store-update,
22969 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22970 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22971 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22972 power4-sqrt, power4-isync): Modify reservation to make correct
22973 unit distribution to automata.
22975 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22976 power5-store-update, power5-two, power5-three, power5-lmul,
22977 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22979 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22981 * except.c (pass_set_nothrow_function_flags): Set name and add
22983 (set_nothrow_function_flags): Mention in the dump file when
22984 changing a function to nothrow.
22986 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22989 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22990 instead of unsigned long.
22992 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22994 * config/arm/arm.c (return_used_this_function): Remove.
22995 (arm_output_function_prologue): Remove use of
22996 return_used_this_function.
22997 (output_return_instruction): Replace use of
22998 return_used_this_function
22999 by cfun->machine->return_used_this_function.
23000 (arm_output_epilogue): Likewise.
23001 (arm_output_function_epilogue): Likewise.
23002 (thumb_unexpanded_epilogue): Likewise.
23003 * config/arm/arm.h (struct machine_function):
23004 New member return_used_this_function.
23006 2009-04-12 Mark Mitchell <mark@codesourcery.com>
23008 * doc/install.texi: Correct description of default directory for
23009 --with-gxx-include-dir.
23011 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
23013 * fold-const.c (build_range_check): Properly deal with enumeral and
23014 boolean base types.
23016 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
23018 * doc/invoke.texi (max_gcse_passes): Remove documentation.
23019 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
23020 * params.h (MAX_GCSE_PASSES): Remove.
23021 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
23022 in sequence. Remove ability to run multiple passes.
23023 (bypass_jumps): Report run as third CPROP pass.
23025 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
23027 PR middle-end/39651
23028 * except.c (can_throw_external): Look at each insn in a SEQUENCE
23029 when deciding whether the whole SEQUENCE can throw.
23031 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
23034 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
23035 offseted label references.
23037 2009-04-11 Jan Hubicka <jh@suse.cz>
23039 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
23041 2009-04-11 Richard Guenther <rguenther@suse.de>
23043 PR middle-end/39732
23044 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
23045 return variables as TREE_ADDRESSABLE.
23047 2009-04-11 Richard Guenther <rguenther@suse.de>
23049 PR tree-optimization/39713
23050 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
23051 reference trees have SSA_NAME operands.
23053 2009-04-11 Richard Guenther <rguenther@suse.de>
23056 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
23057 address expressions.
23059 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
23061 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
23062 match changes in Cygwin 1.7
23063 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
23064 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
23066 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
23068 PR tree-optimization/39701
23069 * doc/invoke.texi (Optimization Options): Document change in
23070 meaning and initialization of -fdelete-null-pointer-checks.
23072 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
23074 PR middle-end/39701
23075 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
23077 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
23080 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
23082 2009-04-10 Chao-ying Fu <fu@mips.com>
23084 * doc/tm.texi (Instruction Output): Document
23085 TARGET_ASM_FINAL_POSTSCAN_INSN.
23086 * target.h (final_postscan_insn): New field in asm_out.
23087 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
23088 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
23089 * final.c (final_scan_insn): Call
23090 targetm.asm_out.final_postscan_insn after outputting
23091 an asm macro and a normal instruction.
23093 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
23094 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
23095 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
23096 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
23097 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
23099 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
23101 PR middle-end/39701
23102 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
23103 variables as non-NULL even with -fdelete-null-pointer-checks.
23105 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
23107 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
23109 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
23112 * config/i386/i386.c (classify_argument): Handle SCmode with
23113 (bit_offset % 64) != 0.
23115 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
23117 * doc/invoke.texi (Optimize Options): Add cross-reference to
23118 -Q --help=optimizers examples.
23120 2009-04-10 Ben Elliston <bje@au.ibm.com>
23123 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
23124 regalign for the reg == fpr and TDmode case.
23126 2009-04-09 David Ayers <ayers@fsfe.org>
23129 * objc/objc-act.c (warn_with_method): Remove helper function.
23130 (check_duplicates): Call warning and inform directly.
23131 (really_start_method): Likewise.
23133 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23135 * expmed.c (expand_divmod): Always use a comparison for a division
23136 by a large unsigned integer.
23138 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
23139 for things others than variables or functions as nonzero.
23141 2009-04-09 Nick Clifton <nickc@redhat.com>
23143 * unwind-compat.c: Change copyright header to refer to version
23144 3 of the GNU General Public License with version 3.1 of the
23145 GCC Runtime Library Exception and to point readers at the
23146 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
23147 * config/alpha/crtfastmath.c: Likewise.
23148 * config/alpha/linux-unwind.h: Likewise.
23149 * config/alpha/qrnnd.asm: Likewise.
23150 * config/alpha/vms-crt0-64.c: Likewise.
23151 * config/alpha/vms-crt0.c: Likewise.
23152 * config/alpha/vms-dwarf2.asm: Likewise.
23153 * config/alpha/vms-dwarf2eh.asm: Likewise.
23154 * config/alpha/vms-psxcrt0-64.c: Likewise.
23155 * config/alpha/vms-psxcrt0.c: Likewise.
23156 * config/alpha/vms_tramp.asm: Likewise.
23157 * config/arc/initfini.c: Likewise.
23158 * config/arc/lib1funcs.asm: Likewise.
23159 * config/arm/bpabi-v6m.S: Likewise.
23160 * config/arm/bpabi.S: Likewise.
23161 * config/arm/bpabi.c: Likewise.
23162 * config/arm/crti.asm: Likewise.
23163 * config/arm/crtn.asm: Likewise.
23164 * config/arm/ieee754-df.S: Likewise.
23165 * config/arm/ieee754-sf.S: Likewise.
23166 * config/arm/lib1funcs.asm: Likewise.
23167 * config/arm/libunwind.S: Likewise.
23168 * config/arm/linux-atomic.c: Likewise.
23169 * config/arm/mmintrin.h: Likewise.
23170 * config/arm/pr-support.c: Likewise.
23171 * config/arm/unaligned-funcs.c: Likewise.
23172 * config/arm/unwind-arm.c: Likewise.
23173 * config/arm/unwind-arm.h: Likewise.
23174 * config/avr/libgcc.S: Likewise.
23175 * config/bfin/crti.s: Likewise.
23176 * config/bfin/crtlibid.s: Likewise.
23177 * config/bfin/crtn.s: Likewise.
23178 * config/bfin/lib1funcs.asm: Likewise.
23179 * config/bfin/linux-unwind.h: Likewise.
23180 * config/cris/arit.c: Likewise.
23181 * config/cris/cris_abi_symbol.c: Likewise.
23182 * config/darwin-64.c: Likewise.
23183 * config/darwin-crt2.c: Likewise.
23184 * config/darwin-crt3.c: Likewise.
23185 * config/darwin.h: Likewise.
23186 * config/dbxelf.h: Likewise.
23187 * config/dfp-bit.c: Likewise.
23188 * config/dfp-bit.h: Likewise.
23189 * config/elfos.h: Likewise.
23190 * config/fixed-bit.c: Likewise.
23191 * config/fixed-bit.h: Likewise.
23192 * config/fp-bit.c: Likewise.
23193 * config/fp-bit.h: Likewise.
23194 * config/fr30/crti.asm: Likewise.
23195 * config/fr30/crtn.asm: Likewise.
23196 * config/fr30/lib1funcs.asm: Likewise.
23197 * config/freebsd-spec.h: Likewise.
23198 * config/frv/cmovd.c: Likewise.
23199 * config/frv/cmovh.c: Likewise.
23200 * config/frv/cmovw.c: Likewise.
23201 * config/frv/frvbegin.c: Likewise.
23202 * config/frv/frvend.c: Likewise.
23203 * config/frv/lib1funcs.asm: Likewise.
23204 * config/glibc-stdint.h: Likewise.
23205 * config/h8300/clzhi2.c: Likewise.
23206 * config/h8300/crti.asm: Likewise.
23207 * config/h8300/crtn.asm: Likewise.
23208 * config/h8300/ctzhi2.c: Likewise.
23209 * config/h8300/fixunssfsi.c: Likewise.
23210 * config/h8300/lib1funcs.asm: Likewise.
23211 * config/h8300/parityhi2.c: Likewise.
23212 * config/h8300/popcounthi2.c: Likewise.
23213 * config/i386/ammintrin.h: Likewise.
23214 * config/i386/att.h: Likewise.
23215 * config/i386/avxintrin.h: Likewise.
23216 * config/i386/biarch64.h: Likewise.
23217 * config/i386/bmmintrin.h: Likewise.
23218 * config/i386/cpuid.h: Likewise.
23219 * config/i386/cross-stdarg.h: Likewise.
23220 * config/i386/crtfastmath.c: Likewise.
23221 * config/i386/crtprec.c: Likewise.
23222 * config/i386/cygming-crtbegin.c: Likewise.
23223 * config/i386/cygming-crtend.c: Likewise.
23224 * config/i386/cygwin.asm: Likewise.
23225 * config/i386/emmintrin.h: Likewise.
23226 * config/i386/gmm_malloc.h: Likewise.
23227 * config/i386/gthr-win32.c: Likewise.
23228 * config/i386/i386.h: Likewise.
23229 * config/i386/immintrin.h: Likewise.
23230 * config/i386/linux-unwind.h: Likewise.
23231 * config/i386/linux64.h: Likewise.
23232 * config/i386/mm3dnow.h: Likewise.
23233 * config/i386/mmintrin-common.h: Likewise.
23234 * config/i386/mmintrin.h: Likewise.
23235 * config/i386/nmmintrin.h: Likewise.
23236 * config/i386/pmm_malloc.h: Likewise.
23237 * config/i386/pmmintrin.h: Likewise.
23238 * config/i386/smmintrin.h: Likewise.
23239 * config/i386/sol2-c1.asm: Likewise.
23240 * config/i386/sol2-ci.asm: Likewise.
23241 * config/i386/sol2-cn.asm: Likewise.
23242 * config/i386/sol2-gc1.asm: Likewise.
23243 * config/i386/tmmintrin.h: Likewise.
23244 * config/i386/unix.h: Likewise.
23245 * config/i386/w32-unwind.h: Likewise.
23246 * config/i386/wmmintrin.h: Likewise.
23247 * config/i386/x86-64.h: Likewise.
23248 * config/i386/x86intrin.h: Likewise.
23249 * config/i386/xmmintrin.h: Likewise.
23250 * config/ia64/crtbegin.asm: Likewise.
23251 * config/ia64/crtend.asm: Likewise.
23252 * config/ia64/crtfastmath.c: Likewise.
23253 * config/ia64/crti.asm: Likewise.
23254 * config/ia64/crtn.asm: Likewise.
23255 * config/ia64/fde-glibc.c: Likewise.
23256 * config/ia64/lib1funcs.asm: Likewise.
23257 * config/ia64/linux-unwind.h: Likewise.
23258 * config/ia64/quadlib.c: Likewise.
23259 * config/ia64/unwind-ia64.c: Likewise.
23260 * config/linux.h: Likewise.
23261 * config/m32c/m32c-lib1.S: Likewise.
23262 * config/m32c/m32c-lib2-trapv.c: Likewise.
23263 * config/m32c/m32c-lib2.c: Likewise.
23264 * config/m32r/initfini.c: Likewise.
23265 * config/m68hc11/larith.asm: Likewise.
23266 * config/m68hc11/m68hc11-crt0.S: Likewise.
23267 * config/m68k/cf.md: Likewise.
23268 * config/m68k/crti.s: Likewise.
23269 * config/m68k/crtn.s: Likewise.
23270 * config/m68k/lb1sf68.asm: Likewise.
23271 * config/m68k/linux-unwind.h: Likewise.
23272 * config/mcore/crti.asm: Likewise.
23273 * config/mcore/crtn.asm: Likewise.
23274 * config/mcore/lib1.asm: Likewise.
23275 * config/mips/linux-unwind.h: Likewise.
23276 * config/mips/loongson.h: Likewise.
23277 * config/mips/mips16.S: Likewise.
23278 * config/mmix/crti.asm: Likewise.
23279 * config/mmix/crtn.asm: Likewise.
23280 * config/pa/fptr.c: Likewise.
23281 * config/pa/hpux-unwind.h: Likewise.
23282 * config/pa/lib2funcs.asm: Likewise.
23283 * config/pa/linux-atomic.c: Likewise.
23284 * config/pa/linux-unwind.h: Likewise.
23285 * config/pa/milli64.S: Likewise.
23286 * config/pa/quadlib.c: Likewise.
23287 * config/pa/stublib.c: Likewise.
23288 * config/picochip/libgccExtras/adddi3.asm: Likewise.
23289 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
23290 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
23291 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
23292 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
23293 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
23294 * config/picochip/libgccExtras/divmod15.asm: Likewise.
23295 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
23296 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
23297 * config/picochip/libgccExtras/longjmp.asm: Likewise.
23298 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
23299 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
23300 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
23301 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
23302 * config/picochip/libgccExtras/setjmp.asm: Likewise.
23303 * config/picochip/libgccExtras/subdi3.asm: Likewise.
23304 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
23305 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
23306 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
23307 * config/rs6000/750cl.h: Likewise.
23308 * config/rs6000/altivec.h: Likewise.
23309 * config/rs6000/biarch64.h: Likewise.
23310 * config/rs6000/crtresfpr.asm: Likewise.
23311 * config/rs6000/crtresgpr.asm: Likewise.
23312 * config/rs6000/crtresxfpr.asm: Likewise.
23313 * config/rs6000/crtresxgpr.asm: Likewise.
23314 * config/rs6000/crtsavfpr.asm: Likewise.
23315 * config/rs6000/crtsavgpr.asm: Likewise.
23316 * config/rs6000/darwin-asm.h: Likewise.
23317 * config/rs6000/darwin-fallback.c: Likewise.
23318 * config/rs6000/darwin-fpsave.asm: Likewise.
23319 * config/rs6000/darwin-ldouble.c: Likewise.
23320 * config/rs6000/darwin-tramp.asm: Likewise.
23321 * config/rs6000/darwin-unwind.h: Likewise.
23322 * config/rs6000/darwin-vecsave.asm: Likewise.
23323 * config/rs6000/darwin-world.asm: Likewise.
23324 * config/rs6000/e500crtres32gpr.asm: Likewise.
23325 * config/rs6000/e500crtres64gpr.asm: Likewise.
23326 * config/rs6000/e500crtres64gprctr.asm: Likewise.
23327 * config/rs6000/e500crtrest32gpr.asm: Likewise.
23328 * config/rs6000/e500crtrest64gpr.asm: Likewise.
23329 * config/rs6000/e500crtresx32gpr.asm: Likewise.
23330 * config/rs6000/e500crtresx64gpr.asm: Likewise.
23331 * config/rs6000/e500crtsav32gpr.asm: Likewise.
23332 * config/rs6000/e500crtsav64gpr.asm: Likewise.
23333 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
23334 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
23335 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
23336 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
23337 * config/rs6000/eabi-ci.asm: Likewise.
23338 * config/rs6000/eabi-cn.asm: Likewise.
23339 * config/rs6000/eabi.asm: Likewise.
23340 * config/rs6000/linux-unwind.h: Likewise.
23341 * config/rs6000/linux64.h: Likewise.
23342 * config/rs6000/paired.h: Likewise.
23343 * config/rs6000/paired.md: Likewise.
23344 * config/rs6000/ppc64-fp.c: Likewise.
23345 * config/rs6000/ppu_intrinsics.h: Likewise.
23346 * config/rs6000/rs6000.h: Likewise.
23347 * config/rs6000/si2vmx.h: Likewise.
23348 * config/rs6000/sol-ci.asm: Likewise.
23349 * config/rs6000/sol-cn.asm: Likewise.
23350 * config/rs6000/spe.h: Likewise.
23351 * config/rs6000/spu2vmx.h: Likewise.
23352 * config/rs6000/sysv4.h: Likewise.
23353 * config/rs6000/tramp.asm: Likewise.
23354 * config/rs6000/vec_types.h: Likewise.
23355 * config/s390/linux-unwind.h: Likewise.
23356 * config/s390/tpf-unwind.h: Likewise.
23357 * config/score/crti.asm: Likewise.
23358 * config/score/crtn.asm: Likewise.
23359 * config/sh/crt1.asm: Likewise.
23360 * config/sh/crti.asm: Likewise.
23361 * config/sh/crtn.asm: Likewise.
23362 * config/sh/divtab-sh4-300.c: Likewise.
23363 * config/sh/divtab-sh4.c: Likewise.
23364 * config/sh/divtab.c: Likewise.
23365 * config/sh/lib1funcs-4-300.asm: Likewise.
23366 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
23367 * config/sh/lib1funcs.asm: Likewise.
23368 * config/sh/lib1funcs.h: Likewise.
23369 * config/sh/linux-atomic.asm: Likewise.
23370 * config/sh/linux-unwind.h: Likewise.
23371 * config/sh/shmedia.h: Likewise.
23372 * config/sh/sshmedia.h: Likewise.
23373 * config/sh/ushmedia.h: Likewise.
23374 * config/sparc/crtfastmath.c: Likewise.
23375 * config/sparc/linux-unwind.h: Likewise.
23376 * config/sparc/sol2-c1.asm: Likewise.
23377 * config/sparc/sol2-ci.asm: Likewise.
23378 * config/sparc/sol2-cn.asm: Likewise.
23379 * config/spu/divmodti4.c: Likewise.
23380 * config/spu/divv2df3.c: Likewise.
23381 * config/spu/float_disf.c: Likewise.
23382 * config/spu/float_unsdidf.c: Likewise.
23383 * config/spu/float_unsdisf.c: Likewise.
23384 * config/spu/float_unssidf.c: Likewise.
23385 * config/spu/mfc_multi_tag_release.c: Likewise.
23386 * config/spu/mfc_multi_tag_reserve.c: Likewise.
23387 * config/spu/mfc_tag_release.c: Likewise.
23388 * config/spu/mfc_tag_reserve.c: Likewise.
23389 * config/spu/mfc_tag_table.c: Likewise.
23390 * config/spu/multi3.c: Likewise.
23391 * config/spu/spu_internals.h: Likewise.
23392 * config/spu/spu_intrinsics.h: Likewise.
23393 * config/spu/spu_mfcio.h: Likewise.
23394 * config/spu/vec_types.h: Likewise.
23395 * config/spu/vmx2spu.h: Likewise.
23396 * config/stormy16/stormy16-lib2.c: Likewise.
23397 * config/svr4.h: Likewise.
23398 * config/sync.c: Likewise.
23399 * config/v850/lib1funcs.asm: Likewise.
23400 * config/vxlib-tls.c: Likewise.
23401 * config/vxlib.c: Likewise.
23402 * config/vxworks-dummy.h: Likewise.
23403 * config/xtensa/crti.asm: Likewise.
23404 * config/xtensa/crtn.asm: Likewise.
23405 * config/xtensa/ieee754-df.S: Likewise.
23406 * config/xtensa/ieee754-sf.S: Likewise.
23407 * config/xtensa/lib1funcs.asm: Likewise.
23408 * config/xtensa/lib2funcs.S: Likewise.
23409 * config/xtensa/linux-unwind.h: Likewise.
23410 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
23411 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
23412 * coretypes.h: Likewise.
23413 * crtstuff.c: Likewise.
23414 * defaults.h: Likewise.
23415 * dwarf2.h: Likewise.
23416 * emutls.c: Likewise.
23417 * gbl-ctors.h: Likewise.
23418 * gcov-io.h: Likewise.
23419 * ginclude/float.h: Likewise.
23420 * ginclude/iso646.h: Likewise.
23421 * ginclude/stdarg.h: Likewise.
23422 * ginclude/stdbool.h: Likewise.
23423 * ginclude/stddef.h: Likewise.
23424 * ginclude/stdfix.h: Likewise.
23425 * ginclude/stdint-gcc.h: Likewise.
23426 * ginclude/tgmath.h: Likewise.
23427 * gthr-aix.h: Likewise.
23428 * gthr-dce.h: Likewise.
23429 * gthr-gnat.c: Likewise.
23430 * gthr-gnat.h: Likewise.
23431 * gthr-lynx.h: Likewise.
23432 * gthr-mipssde.h: Likewise.
23433 * gthr-nks.h: Likewise.
23434 * gthr-posix.c: Likewise.
23435 * gthr-posix.h: Likewise.
23436 * gthr-posix95.h: Likewise.
23437 * gthr-rtems.h: Likewise.
23438 * gthr-single.h: Likewise.
23439 * gthr-solaris.h: Likewise.
23440 * gthr-tpf.h: Likewise.
23441 * gthr-vxworks.h: Likewise.
23442 * gthr-win32.h: Likewise.
23443 * gthr.h: Likewise.
23444 * libgcc2.c: Likewise.
23445 * libgcc2.h: Likewise.
23446 * libgcov.c: Likewise.
23447 * tsystem.h: Likewise.
23448 * typeclass.h: Likewise.
23449 * unwind-c.c: Likewise.
23450 * unwind-compat.h: Likewise.
23451 * unwind-dw2-fde-compat.c: Likewise.
23452 * unwind-dw2-fde-darwin.c: Likewise.
23453 * unwind-dw2-fde-glibc.c: Likewise.
23454 * unwind-dw2-fde.c: Likewise.
23455 * unwind-dw2-fde.h: Likewise.
23456 * unwind-dw2.c: Likewise.
23457 * unwind-dw2.h: Likewise.
23458 * unwind-generic.h: Likewise.
23459 * unwind-pe.h: Likewise.
23460 * unwind-sjlj.c: Likewise.
23461 * unwind.inc: Likewise.
23462 * config/arm/neon-gen.ml: Change generated copyright header to
23463 refer to version 3 of the GNU General Public License with
23464 version 3.1 of the GCC Runtime Library Exception and to point
23465 readers at the COPYING3 and COPYING3.RUNTIME files and the
23466 FSF's license web page.
23467 * config/arm/arm_neon.h: Regenerate.
23469 2009-04-09 Jakub Jelinek <jakub@redhat.com>
23471 * config/cris/cris.md: Change copyright header to refer to version
23472 3 of the GNU General Public License.
23473 * doc/install.texi2html: Change copyright header to refer to version
23474 3 of the GNU General Public License and to point readers at the
23475 COPYING3 file and the FSF's license web page.
23476 * config/vax/linux.h: Likewise.
23478 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23480 * config/i386/i386.md (cmpcc): New.
23481 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23482 (sync_compare_and_swap_cc*): Delete.
23484 * config/s390/s390.c (s390_compare_emitted): Remove.
23485 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23486 s390_compare_emitted used to be handled. Assert that modes match.
23487 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23488 refer to sync_compare_and_swap_ccsi.
23489 * config/s390/s390.h (s390_compare_emitted): Remove.
23490 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23491 instead of s390_compare_emitted.
23492 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23493 instead of s390_compare_emitted.
23494 * config/s390/s390.md (cmpcc): New.
23495 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23496 CC_REGNUM, do not pretend it's set.
23497 (sync_compare_and_swap_cc*): Delete.
23498 * config/s390/predicates.md (cc_reg_operand): New.
23500 * expr.c (sync_compare_and_swap_cc): Delete.
23501 * optabs.h (sync_compare_and_swap_cc): Delete.
23502 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23503 is being used with can_compare_p.
23504 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23505 (find_cc_set): New.
23506 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23507 look for a MODE_CC set instead. Use emit_store_flag.
23508 (expand_compare_and_swap_loop): Likewise, with some additional
23509 complication to avoid a force_reg when useless. Use
23510 emit_cmp_and_jump_insns.
23511 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23512 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23513 sync_compare_and_swap documentation.
23515 2009-04-09 Jan Hubicka <jh@suse.cz>
23517 * except.c (find_prev_try): Break out from ....
23518 (duplicate_eh_regions): ... here; properly update prev_try pointers
23519 when duplication part of tree.
23520 (dump_eh_tree): Improve dumping.
23521 (verify_eh_region): New.
23522 (verify_eh_tree): Use it.
23524 2009-04-06 Richard Guenther <rguenther@suse.de>
23526 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23527 &ARRAY addresses by adjusting their types and prepending
23529 * tree-cfg.c (verify_gimple_assign_single): Verify that
23530 addresses are correct.
23532 2009-04-09 Richard Guenther <rguenther@suse.de>
23534 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23535 indices into an array reference if possible.
23536 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23537 Fold POINTER_PLUS_EXPR statements with invariant address.
23539 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23542 * config.gcc (powerpc64-*-linux*): Always build biarch.
23544 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23547 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23548 it and pedwarn if this results in an INTEGER_CST.
23550 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23552 * doc/install.texi: Update minimum GMP version. Remove obsolete
23553 text in MPFR section.
23555 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23557 * dwarf2out.c (class_scope_p): New static inline.
23558 (class_or_namespace_scope_p): Use it.
23559 (gen_variable_die): Use DW_TAG_member tag for static data member
23560 declarations instead of DW_TAG_variable.
23562 PR middle-end/39573
23563 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23566 2009-04-08 Richard Guenther <rguenther@suse.de>
23568 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23569 valueize random data.
23571 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23573 * config.gcc (aix tm_file): Add aix-stdint.h.
23574 (aix tm clause use_gcc_stdint): Set to wrap.
23575 * config/rs6000/aix-stdint.h: New file.
23577 2009-04-08 Richard Guenther <rguenther@suse.de>
23579 PR middle-end/36291
23580 * tree-dfa.c (add_referenced_var): Do not recurse into
23581 global initializers.
23582 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23584 (fold_const_aggregate_ref): Likewise.
23586 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23588 * recog.c (ordered_comparison_operator): New.
23589 * gensupport.c (std_preds): Add it.
23590 * doc/md.texi (Machine-Independent Predicates): Document it.
23592 2009-04-08 Jan Hubicka <jh@suse.cz>
23594 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23595 * function.h (rtl_eh): Remove exception_handler_label_map.
23596 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23597 remove_exception_handler_label, for_each_eh_label_1): Remove.
23598 (rtl_remove_unreachable_regions): Remove.
23599 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23600 (find_exception_handler_labels): Don't build the hashtable.
23601 (maybe_remove_eh_handler): Remove.
23602 (for_each_eh_label): Rewrite to walk the tree.
23603 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23604 * except.h (maybe_remove_eh_handler): Remove.
23605 * passes.c (init_optimization_passes): Schedule second EH cleanup
23607 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23608 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23610 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23612 * genoutput.c (validate_optab_operands): New.
23613 (gen_insn, gen_expand): Call it.
23615 * genflags.c (gen_insn): Detect misused iterators.
23616 (main): Pass line_no to gen_insn, exit with status 1 on error.
23618 * genextract.c (line_no): Make global.
23619 (VEC_safe_set_locstr): Change assertion to error message.
23620 (main): Exit with status 1 on error.
23622 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23626 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23627 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23628 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23629 * c-convert.c (convert): Do not call fold on results of conversion
23630 functions when the result is a C_MAYBE_CONST_EXPR.
23631 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23632 of __builtin_choose_expr.
23633 * c-typeck.c (remove_c_maybe_const_expr): New.
23634 (build_unary_op, build_conditional_expr, build_compound_expr,
23635 build_binary_op, c_objc_common_truthvalue_conversion): Call
23636 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23639 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23641 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23642 CODE to produce a new one. Add a prototype to use fold_convert_const
23644 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23647 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23648 mix declarations and code.
23650 2009-04-08 Ben Elliston <bje@au.ibm.com>
23652 * gcc.c: Replace `CC' with `GCC' throughout.
23654 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23656 * doc/invoke.texi: Document Atom support.
23658 2009-04-07 Jason Merrill <jason@redhat.com>
23661 * c-common.h, c-common.c: Add flag_pretty_templates.
23662 * c-opts.c (c_common_handle_option): Set it.
23663 * c.opt: Add -fno-pretty-templates.
23664 * doc/invoke.texi (C++ Dialect Options): Likewise.
23666 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23668 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23669 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23670 (ia64_expand_builtin): Likewise.
23672 2009-04-07 Martin Jambor <mjambor@suse.cz>
23674 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23675 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23676 ADDR_EXPRS are include too.
23678 2009-04-07 Richard Guenther <rguenther@suse.de>
23680 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23681 decls are only used if passes as parameters or if they are
23682 local statics and the call is not to a builtin.
23683 (call_may_clobber_ref_p_1): Likewise.
23685 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23687 * expr.c (do_store_flag): Remove last argument. Simplify code
23688 to avoid duplication of tests already done by can_compare_p.
23689 (expand_expr_real_1): Adjust caller.
23691 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23693 * optabs.c (can_compare_p): Test the predicate of a
23694 cbranch and cstore pattern.
23696 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23698 * expr.c (convert_move): Use emit_store_flag instead of
23701 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23703 * config/i386/i386.c (ix86_compare_emitted): Remove.
23704 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23705 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23706 * config/i386/i386.h (ix86_compare_emitted): Remove.
23707 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23708 instead of ix86_compare_emitted.
23709 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23711 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23713 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23714 Add t-sysroot-suffix to tmake_file.
23715 * config/print-sysroot-suffix.sh: New file.
23716 * config/t-sysroot-suffix: New file.
23718 2009-04-07 Ben Elliston <bje@au.ibm.com>
23720 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23721 as the latter produces a warning when the target does not support
23724 2009-04-07 Ben Elliston <bje@au.ibm.com>
23726 * dfp.c: Replace type punning assignments with memcpy throughout.
23727 * Makefile.in (dfp.o-warn): Remove.
23729 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23732 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23733 Include soft-fp/t-softfp after rs6000/t-linux64.
23735 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23737 * stor-layout.c (set_sizetype): Use the full precision of their
23738 machine mode for bitsize types.
23740 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23742 * config/i386/i386.md: Revert 2 accidental checkins.
23744 2009-04-06 Joey Ye <joey.ye@intel.com>
23745 Xuepeng Guo <xuepeng.guo@intel.com>
23746 H.J. Lu <hongjiu.lu@intel.com>
23748 Atom pipeline model, tuning and insn selection.
23749 * config.gcc (atom): Add atom config options and target.
23751 * config/i386/atom.md: New.
23753 * config/i386/i386.c (atom_cost): New cost.
23754 (m_ATOM): New macro flag.
23755 (initial_ix86_tune_features): Set m_ATOM.
23756 (x86_accumulate_outgoing_args): Likewise.
23757 (x86_arch_always_fancy_math_387): Likewise.
23758 (processor_target): Add Atom cost.
23759 (cpu_names): Add Atom cpu name.
23760 (override_options): Set Atom ISA.
23761 (ix86_issue_rate): New case PROCESSOR_ATOM.
23762 (ix86_adjust_cost): Likewise.
23764 * config/i386/i386.h (TARGET_ATOM): New target macro.
23765 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23766 (TARGET_OPT_AGU): New target option.
23767 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23768 (processor_type): Add PROCESSOR_ATOM.
23770 * config/i386/i386.md (cpu): Add new value "atom".
23771 (use_carry, movu): New attr.
23772 (atom.md): Include atom.md.
23773 (adddi3_carry_rex64): Set attr "use_carry".
23774 (addqi3_carry): Likewise.
23775 (addhi3_carry): Likewise.
23776 (addsi3_carry): Likewise.
23777 (*addsi3_carry_zext): Likewise.
23778 (subdi3_carry_rex64): Likewise.
23779 (subqi3_carry): Likewise.
23780 (subhi3_carry): Likewise.
23781 (subsi3_carry): Likewise.
23782 (x86_movdicc_0_m1_rex64): Likewise.
23783 (*x86_movdicc_0_m1_se): Likewise.
23784 (x86_movsicc_0_m1): Likewise.
23785 (*x86_movsicc_0_m1_se): Likewise.
23786 (*adddi_1_rex64): Emit add insn as much as possible.
23787 (*addsi_1): Likewise.
23788 (return_internal): Set atom_unit.
23789 (return_internal_long): Likewise.
23790 (return_pop_internal): Likewise.
23791 (*rcpsf2_sse): Set atom_sse_attr attr.
23792 (*qrt<mode>2_sse): Likewise.
23793 (*prefetch_sse): Likewise.
23795 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23797 (ix86_target_macros_internal): Likewise.
23799 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23800 (*prefetch_sse_rex): Likewise.
23801 (sse_rcpv4sf2): Likewise.
23802 (sse_vmrcpv4sf2): Likewise.
23803 (sse_sqrtv4sf2): Likewise.
23804 (<sse>_vmsqrt<mode>2): Likewise.
23805 (sse_ldmxcsr): Likewise.
23806 (sse_stmxcsr): Likewise.
23807 (*sse_sfence): Likewise.
23808 (sse2_clflush): Likewise.
23809 (*sse2_mfence): Likewise.
23810 (*sse2_lfence): Likewise.
23811 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23812 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23813 (avx_movdqu<avxmodesuffix>): Likewise.
23814 (avx_lddqu<avxmodesuffix>): Likewise.
23815 (sse2_movntv2di): Change attr "type" to "ssemov".
23816 (sse2_movntsi): Likewise.
23817 (rsqrtv8sf2): Change attr "type" to "sseadd".
23818 (sse3_addsubv2df3): Set attr "atom_unit".
23819 (sse3_h<plusminus_insn>v4sf3): Likewise.
23820 (*sse2_pmaddwd): Likewise.
23821 (*vec_extractv2di_1_rex64): Likewise.
23822 (*vec_extractv2di_1_avx): Likewise.
23823 (sse2_psadbw): Likewise.
23824 (ssse3_phaddwv8hi3): Likewise.
23825 (ssse3_phaddwv4hi3): Likewise.
23826 (ssse3_phadddv4si3): Likewise.
23827 (ssse3_phadddv2si3): Likewise.
23828 (ssse3_phaddswv8hi3): Likewise.
23829 (ssse3_phaddswv4hi3): Likewise.
23830 (ssse3_phsubwv8hi3): Likewise.
23831 (ssse3_phsubwv4hi3): Likewise.
23832 (ssse3_phsubdv4si3): Likewise.
23833 (ssse3_phsubdv2si3): Likewise.
23834 (ssse3_phsubswv8hi3): Likewise.
23835 (ssse3_phsubswv4hi3): Likewise.
23836 (ssse3_pmaddubsw128): Likewise.
23837 (sse3_pmaddubsw: Likewise.
23838 (ssse3_palignrti): Likewise.
23839 (ssse3_palignrdi): Likewise.
23841 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23843 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23845 2009-04-06 Richard Guenther <rguenther@suse.de>
23847 PR tree-optimization/28868
23848 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23849 of which PHI results we inserted.
23850 (insert_into_preds_of_block): Record inserted PHIs.
23851 (eliminate): Eliminate redundant PHI nodes.
23852 (init_pre): Init inserted_phi_names.
23854 2009-04-06 Richard Guenther <rguenther@suse.de>
23856 PR tree-optimization/39643
23857 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23858 IMAGPART_EXPRs of complex constants.
23859 (execute_fold_all_builtins): If we folded a call queue
23860 TODO_update_address_taken.
23862 2009-04-06 Jan Hubicka <jh@suse.cz>
23864 PR middle-end/39659
23865 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23868 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23870 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23872 (ic_invalidate_array): Likewise.
23874 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23876 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23877 alignment for library calls.
23879 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23881 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23882 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23883 * config/i386/mingw-stdint.h: New file.
23885 2009-04-05 Richard Guenther <rguenther@suse.de>
23887 PR tree-optimization/39648
23888 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23889 our &A vs. &A[0] IL deficiencies.
23891 2009-04-04 Jan Hubicka <jh@suse.cz>
23893 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23894 removed toplevel regions.
23895 (sjlj_mark_call_sites): Likewise.
23897 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23899 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23900 (cygwin tm clause use_gcc_stdint): Set to wrap.
23901 * config/i386/cygwin-stdint.h: New file.
23903 2009-04-04 Richard Guenther <rguenther@suse.de>
23905 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23906 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23907 single-argument PHIs if we are in loop-closed SSA form.
23908 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23909 for the pre-condition.
23910 (slpeel_tree_peel_loop_to_edge): Likewise.
23911 (vect_build_loop_niters): Take an optional sequence to append stmts.
23912 (vect_generate_tmps_on_preheader): Likewise.
23913 (vect_do_peeling_for_loop_bound): Take extra guards for the
23915 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23916 the cost model check.
23917 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23918 guards if we are going to peel. Do not apply versioning in that case.
23919 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23920 (vect_do_peeling_for_loop_bound): Likewise.
23921 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23922 loop bound only record extra pre-conditions, do not apply loop
23925 2009-04-04 Richard Guenther <rguenther@suse.de>
23927 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23930 2009-04-04 Jan Hubicka <jh@suse.cz>
23932 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23933 last_basic_block for size of bb->index indexed array.
23934 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23935 compute_out, link_btr_uses, build_btr_def_use_webs,
23936 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23938 2009-04-04 Jan Hubicka <jh@suse.cz>
23940 * except.c (remove_eh_handler_and_replace): Break out from ...
23941 (remove_eh_handler): ... here.
23942 (bring_to_root): New function.
23943 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23944 handled ones, bring others to root of tree.
23946 2009-04-04 Jan Hubicka <jh@suse.cz>
23948 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23949 (all_phis_safe_to_merge): New function.
23950 (update_info): New structure.
23951 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23952 (cleanup_empty_eh): Update SSA if possible.
23954 2009-04-04 Richard Guenther <rguenther@suse.de>
23956 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23957 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23958 (append_vuse): Likewise.
23960 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23962 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23963 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23964 instead of REG_UNSAVED for DW_CFA_undefined.
23965 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23966 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23969 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23972 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23974 2009-04-04 Richard Guenther <rguenther@suse.de>
23976 PR tree-optimization/8781
23977 PR tree-optimization/37892
23978 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23979 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23980 (valueize_refs): Call it for *& valueizations.
23981 (shared_reference_ops_from_ref): Rename to ...
23982 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23983 (shared_reference_ops_from_call): Rename to ...
23984 (valueize_shared_reference_ops_from_call): ... this and valueize.
23985 (vn_reference_lookup): Update.
23986 (visit_reference_op_call): Likewise.
23987 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23988 (eliminate): Value-replace the call address in call statements.
23990 2009-04-04 Richard Guenther <rguenther@suse.de>
23992 PR tree-optimization/39636
23993 * tree-ssa-forwprop.c
23994 (forward_propagate_addr_into_variable_array_index): Check for
23995 GIMPLE_ASSIGN before accessing the rhs code.
23997 2009-04-03 Jason Merrill <jason@redhat.com>
23999 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
24001 2009-04-03 Steve Ellcey <sje@cup.hp.com>
24003 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
24004 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
24005 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
24006 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
24007 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
24008 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
24009 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
24010 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
24011 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
24012 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
24013 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
24014 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
24015 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
24016 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
24017 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
24018 Use fr_reg_or_fp01_operand instead of fr_register_operand
24020 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
24021 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
24022 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
24024 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
24026 PR rtl-optimization/39607
24027 PR rtl-optimization/39631
24031 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24032 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24033 instead of DF_LR_OUT.
24034 * ira-lives.c (process_bb_node_lives): Ditto.
24035 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24036 instead of DF_LR_{OUT,IN}.
24037 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24038 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24040 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
24042 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
24043 (execute_lower_omp): Always run but take the short way out if -fopenmp
24045 (gate_lower_omp): Remove, forcing the pass manager to always run the
24046 pass and always set PROP_gimple_lomp.
24047 (pass_lower_omp): Remove gate function.
24048 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
24049 PROP_trees. Instead, require it.
24050 * ipa-cp.c (pass_ipa_cp): Likewise.
24051 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
24052 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
24053 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
24054 and PROP_gimple_leh.
24056 2009-04-03 Richard Guenther <rguenther@suse.de>
24058 PR middle-end/13146
24059 PR tree-optimization/23940
24060 PR tree-optimization/33237
24061 PR middle-end/33974
24062 PR middle-end/34093
24063 PR tree-optimization/36201
24064 PR tree-optimization/36230
24065 PR tree-optimization/38049
24066 PR tree-optimization/38207
24067 PR tree-optimization/38230
24068 PR tree-optimization/38301
24069 PR tree-optimization/38585
24070 PR middle-end/38895
24071 PR tree-optimization/38985
24072 PR tree-optimization/39299
24073 * tree-ssa-structalias.h: Remove.
24074 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
24075 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
24076 (struct vuse_element_d): Remove.
24077 (struct vuse_vec_d): Likewise.
24078 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
24079 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
24080 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
24081 VUSE_ELEMENT_VAR): Likewise.
24082 (struct voptype_d): Likewise.
24083 (NUM_VOP_FREE_BUCKETS): Likewise.
24084 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
24085 (struct stmt_operands_d): Remove.
24086 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
24087 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
24088 VDEF_NUM, VDEF_VECT): Likewise.
24089 (copy_virtual_operands): Remove.
24090 (operand_build_cmp): Likewise.
24091 (create_ssa_artificial_load_stmt): Likewise.
24092 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
24093 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
24094 vuse_index and mayuse_index members. Pack and move done and iter_type
24095 members to the front.
24096 (SSA_OP_VMAYUSE): Remove.
24097 (SSA_OP_VIRTUAL_USES): Adjust.
24098 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
24099 (unlink_stmt_vdef): Declare.
24100 (add_to_addressable_set): Remove.
24101 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
24102 (vrp_visit_stmt): Likewise.
24103 * doc/tree-ssa.texi (Alias analysis): Update.
24104 * doc/invoke.texi (max-aliased-vops): Remove docs.
24105 (avg-aliased-vops): Likewise.
24106 * tree-into-ssa.c (syms_to_rename): Remove.
24107 (need_to_update_vops_p): Likewise.
24108 (need_to_initialize_update_ssa_p): Rename to ...
24109 (update_ssa_initialized_fn): ... this. Track function we are
24111 (symbol_marked_for_renaming): Simplify.
24112 (add_new_name_mapping): Do not set need_to_update_vops_p.
24113 (dump_currdefs): Use SYMS_TO_RENAME.
24114 (rewrite_update_stmt): Always walk all uses/defs.
24115 (dump_update_ssa): Adjust.
24116 (init_update_ssa): Take function argument. Track what we are
24118 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
24119 (create_new_def_for): Initialize for cfun, assert we are initialized
24121 (mark_sym_for_renaming): Simplify.
24122 (mark_set_for_renaming): Do not initialize update-ssa.
24123 (need_ssa_update_p): Simplify. Take function argument.
24124 (name_mappings_registered_p): Assert we ask for the correct function.
24125 (name_registered_for_update_p): Likewise.
24126 (ssa_names_to_replace): Likewise.
24127 (release_ssa_name_after_update_ssa): Likewise.
24128 (update_ssa): Likewise. Use SYMS_TO_RENAME.
24129 (dump_decl_set): Do not print a newline.
24130 (debug_decl_set): Do it here.
24131 (dump_update_ssa): And here.
24132 * tree-ssa-loop-im.c (move_computations): Adjust.
24133 (movement_possibility): Likewise.
24134 (determine_max_movement): Likewise.
24135 (gather_mem_refs_stmt): Likewise.
24136 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
24137 or NAME_MEMORY_TAG.
24138 * tree-complex.c (update_all_vops): Remove.
24139 (expand_complex_move): Adjust.
24140 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
24141 Simplify test for memory referencing statement. Exclude
24142 non-invariant ADDR_EXPRs.
24143 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
24144 * tree-loop-distribution.c (generate_memset_zero): Adjust.
24145 (rdg_flag_uses): Likewise.
24146 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
24148 (tree_optimize_tail_calls_1): Also split the
24149 edge from the entry block if we have degenerate PHI nodes in
24150 the first basic block.
24151 * tree.c (init_ttree): Remove memory-tag related code.
24152 (tree_code_size): Likewise.
24153 (tree_node_structure): Likewise.
24154 (build7_stat): Re-write to be build6_stat.
24155 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
24156 (SSA_VAR_P): Adjust.
24157 (struct tree_memory_tag): Remove.
24158 (struct tree_memory_partition_tag): Likewise.
24159 (union tree_node): Adjust.
24160 (build7): Re-write to be build6.
24161 * tree-pass.h (pass_reset_cc_flags): Remove.
24162 (TODO_update_address_taken): New flag.
24163 (pass_simple_dse): Remove.
24164 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
24165 * params.h (MAX_ALIASED_VOPS): Remove.
24166 (AVG_ALIASED_VOPS): Likewise.
24167 * omp-low.c (expand_omp_taskreg): Update SSA form.
24168 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
24169 aliases the lhs in a copy stmt.
24170 * tree-ssa-dse.c (struct address_walk_data): Remove.
24171 (memory_ssa_name_same): Likewise.
24172 (memory_address_same): Likewise.
24173 (get_kill_of_stmt_lhs): Likewise.
24174 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
24175 unused stores. Look through PHI nodes into post-dominated regions.
24176 (dse_optimize_stmt): Simplify. Properly remove stores.
24177 (tree_ssa_dse): Compute dominators.
24178 (execute_simple_dse): Remove.
24179 (pass_simple_dse): Likewise.
24180 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
24181 gimple_loaded_syms and gimple_stored_syms computation.
24182 * toplev.c (dump_memory_report): Dump alias and pta stats.
24183 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
24184 (vn_reference_eq): Likewise.
24185 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
24186 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
24187 valueize_vuses): Remove.
24188 (get_def_ref_stmt_vuses): Simplify. Rename to ...
24189 (get_def_ref_stmt_vuse): ... this.
24190 (vn_reference_lookup_2): New function.
24191 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
24192 walking equivalent vuses. Simplify.
24193 (vn_reference_lookup): Likewise.
24194 (vn_reference_insert): Likewise.
24195 (vn_reference_insert_pieces): Likewise.
24196 (visit_reference_op_call): Simplify.
24197 (visit_reference_op_load): Likewise.
24198 (visit_reference_op_store): Likewise.
24199 (init_scc_vn): Remove shared_lookup_vuses initialization.
24200 (free_scc_vn): Remove shared_lookup_vuses freeing.
24201 (sort_vuses, sort_vuses_heap): Remove.
24202 (get_ref_from_reference_ops): Export.
24203 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
24204 vector with single vuse pointer.
24205 (vn_reference_lookup_pieces, vn_reference_lookup,
24206 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
24207 (shared_vuses_from_stmt): Remove.
24208 (get_ref_from_reference_ops): Declare.
24209 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
24210 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
24211 memory-tag related code.
24212 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
24213 (likely_value): Add comment, skip static-chain of call statements.
24214 (surely_varying_stmt_p): Adjust.
24215 (gimplify_and_update_call_from_tree): Likewise.
24216 (execute_fold_all_builtins): Do not rebuild alias info.
24217 (gimplify_and_update_call_from_tree): Properly update VOPs.
24218 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
24219 (copy_ref_info): Remove memory-tag related code.
24220 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
24221 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
24222 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
24224 * tree-ssa-dom.c (gimple_p): Remove typedef.
24225 (eliminate_redundant_computations): Adjust.
24226 (record_equivalences_from_stmt): Likewise.
24227 (avail_expr_hash): Likewise.
24228 (avail_expr_eq): Likewise.
24229 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
24230 (stmt_makes_single_load): Likewise.
24231 (stmt_makes_single_store): Likewise.
24232 * tree-ssa-alias.c: Rewrite completely.
24233 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
24234 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
24235 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
24236 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
24237 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
24238 Remove public functions.
24239 (pass_reset_cc_flags): Remove.
24240 (pass_build_alias): Move ...
24241 * tree-ssa-structalias.c (pass_build_alias): ... here.
24242 * tree-ssa-alias.c (may_be_aliased): Move ...
24243 * tree-flow-inline.h (may_be_aliased): ... here.
24244 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
24245 count_uses_and_derefs): Move ...
24246 * gimple.c: ... here.
24247 * gimple.h (count_uses_and_derefs): Declare.
24248 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
24249 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
24250 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
24251 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
24252 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
24253 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
24254 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
24256 * tree-dfa.c (refs_may_alias_p): Move ...
24257 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
24258 * tree-ssa-alias.h: New file.
24259 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
24260 (statement_sink_location): Likewise.
24261 * opts.c (decode_options): Do not adjust max-aliased-vops or
24262 avg-aliased-vops values.
24263 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
24264 (TV_CALL_CLOBBER): Likewise.
24265 (TV_FLOW_SENSITIVE): Likewise.
24266 (TV_FLOW_INSENSITIVE): Likewise.
24267 (TV_MEMORY_PARTITIONING): Likewise.
24268 (TV_ALIAS_STMT_WALK): New timevar.
24269 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
24270 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
24271 (get_address_description): Remove memory-tag related code.
24272 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
24273 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
24274 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
24275 and immediate uses in statements. Document.
24276 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
24277 (dump_symbols): Remove.
24278 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
24279 * alias.c (get_deref_alias_set): New function split out from ...
24280 (get_alias_set): ... here.
24281 * alias.h (get_deref_alias_set): Declare.
24282 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
24283 type parameter. Remove restrict pointer handling. Create a
24284 ref-all pointer in case type-based alias sets do not conflict.
24285 (vect_analyze_data_refs): Remove SMT related code.
24286 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
24287 (vectorizable_load): Likewise.
24288 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
24289 (DR_SYMBOL_TAG, DR_VOPS): Remove.
24290 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
24291 Ignore vops and SMTs.
24292 (dr_analyze_alias): Likewise..
24293 (free_data_ref): Likewise.
24294 (create_data_ref): Likewise.
24295 (analyze_all_data_dependences): Likewise.
24296 (get_references_in_stmt): Adjust.
24297 * tree-flow-inline.h (gimple_aliases_computed_p,
24298 gimple_addressable_vars, gimple_call_clobbered_vars,
24299 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
24300 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
24301 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
24302 gimple_mem_ref_stats): Remove.
24303 (gimple_vop): New function.
24304 (op_iter_next_use): Remove vuses and mayuses cases.
24305 (op_iter_next_def): Remove vdefs case.
24306 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
24307 (clear_and_done_ssa_iter): Do not set removed fields.
24308 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
24309 Assert we are not iterating over vuses or vdefs if not also
24310 iterating over uses or defs.
24311 (op_iter_init_use): Likewise.
24312 (op_iter_init_def): Likewise.
24313 (op_iter_next_vdef): Remove.
24314 (op_iter_next_mustdef): Likewise.
24315 (op_iter_init_vdef): Likewise.
24316 (compare_ssa_operands_equal): Likewise.
24317 (link_use_stmts_after): Handle vuse operand.
24318 (is_call_used): Use is_call_clobbered.
24319 (is_call_clobbered): Global variables are always call clobbered,
24320 query the call-clobbers bitmap.
24321 (mark_call_clobbered): Ignore global variables.
24322 (clear_call_clobbered): Likewise.
24323 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
24324 virtual operands sanity check.
24325 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
24327 (TARGET_MEM_REF): Remove TMR_TAG operand.
24328 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
24329 Remove call-clobber related code.
24330 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
24331 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
24332 partitions or escape reason.
24333 (get_single_def_stmt, get_single_def_stmt_from_phi,
24334 get_single_def_stmt_with_phi): Remove.
24335 (dump_referenced_vars): Tidy.
24336 (get_ref_base_and_extent): Allow bare decls.
24337 (collect_dfa_stats): Adjust.
24338 * graphite.c (rename_variables_in_stmt): Adjust.
24339 (graphite_copy_stmts_from_block): Likewise.
24340 (translate_clast): Likewise.
24341 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
24343 (translate_vuse_through_block): Use the oracle.
24344 (phi_translate_1): Adjust.
24345 (value_dies_in_block_x): Use the oracle. Cache the outcome
24347 (valid_in_sets): Check if the VUSE for
24348 a REFERENCE is available.
24349 (eliminate): Do not remove stmts during elimination,
24350 instead queue and remove them afterwards.
24351 (do_pre): Do not rebuild alias info.
24352 (pass_pre): Run TODO_rebuild_alias before PRE.
24353 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
24354 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
24355 (mark_all_v_defs_stmt): Remove.
24356 (mark_all_v_defs_seq): Adjust.
24357 (sra_replace): Likewise.
24358 (scalarize_use): Likewise.
24359 (scalarize_copy): Likewise.
24360 (scalarize_init): Likewise.
24361 (scalarize_ldst): Likewise.
24362 (todoflags): Remove.
24363 (tree_sra): Do not rebuild alias info.
24364 (tree_sra_early): Adjust.
24365 (pass_sra): Run TODO_update_address_taken before SRA.
24366 * tree-predcom.c (set_alias_info): Remove.
24367 (prepare_initializers_chain): Do not call it.
24368 (mark_virtual_ops_for_renaming): Adjust.
24369 (mark_virtual_ops_for_renaming_list): Remove.
24370 (initialize_root_vars): Adjust.
24371 (initialize_root_vars_lm): Likewise.
24372 (prepare_initializers_chain): Likewise.
24373 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
24374 (may_propagate_copy_into_stmt): Likewise.
24375 (merge_alias_info): Do nothing for now.
24376 (propagate_tree_value_into_stmt): Adjust.
24377 (stmt_may_generate_copy): Likewise.
24378 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
24379 not mark symbols for renaming.
24380 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
24381 with the same statement, make sure to update the new pointed-to one.
24382 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
24383 call statements, do not mark symbols for renaming.
24384 (mark_operand_necessary): Dump something.
24385 (ref_may_be_aliased): New function.
24386 (mark_aliased_reaching_defs_necessary_1): New helper function.
24387 (mark_aliased_reaching_defs_necessary): Likewise.
24388 (mark_all_reaching_defs_necessary_1): Likewise.
24389 (mark_all_reaching_defs_necessary): Likewise.
24390 (propagate_necessity): Do not process virtual PHIs. For
24391 non-aliased loads mark all reaching definitions as necessary.
24392 For aliased loads and stores mark the immediate dominating
24393 aliased clobbers as necessary.
24394 (visited): New global static.
24395 (perform_tree_ssa_dce): Free visited bitmap after propagating
24397 (remove_dead_phis): Perform simple dead virtual PHI removal.
24398 (remove_dead_stmt): Properly unlink virtual operands when
24400 (eliminate_unnecessary_stmts): Schedule PHI removal after
24402 * tree-ssa-ter.c (is_replaceable_p): Adjust.
24403 (process_replaceable): Likewise.
24404 (find_replaceable_in_bb): Likewise.
24405 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
24406 based on the single gimple vop.
24407 (verify_flow_insensitive_alias_info): Remove.
24408 (verify_flow_sensitive_alias_info): Likewise.
24409 (verify_call_clobbering): Likewise.
24410 (verify_memory_partitions): Likewise.
24411 (verify_alias_info): Likewise.
24412 (verify_ssa): Adjust..
24413 (execute_update_addresses_taken): Export. Update SSA
24414 manually. Optimize only when optimizing. Use a local bitmap.
24415 (pass_update_address_taken): Remove TODO_update_ssa, add
24417 (pass_update_address_taken): Just use TODO_update_address_taken.
24418 (init_tree_ssa): Do not initialize addressable_vars.
24419 (verify_ssa): Verify new VUSE / VDEF properties.
24420 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
24421 Do not call verify_alias_info.
24422 (delete_tree_ssa): Clear the VUSE, VDEF operands.
24423 Do not free the loaded and stored syms bitmaps. Reset the escaped
24424 and callused solutions. Do not free addressable_vars.
24425 Remove memory-tag related code.
24426 (warn_uninitialized_var): Aliases are always available.
24427 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
24428 * lambda-code.c (can_put_in_inner_loop): Adjust.
24429 (can_put_after_inner_loop): Likewise.
24430 (perfect_nestify): Likewise.
24431 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
24432 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
24433 (vectorizable_conversion): Do not mark symbols for renaming.
24434 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
24435 (expand_call_inline): Unlink the calls virtual operands before
24437 (tree_function_versioning): Do not call update_ssa if we are not
24438 updating clones. Simplify.
24439 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
24440 (propagate_with_phi): Likewise..
24441 * tree-outof-ssa.c (create_temp): Remove memory tag and call
24442 clobber code. Assert we are not aliased or global.
24443 * tree-flow.h: Include tree-ssa-alias.h
24444 (enum escape_type): Remove.
24445 (struct mem_sym_stats_d): Likewise.
24446 (struct mem_ref_stats_d): Likewise.
24447 (struct gimple_df): Add vop member. Remove global_var,
24448 call_clobbered_vars, call_used_vars, addressable_vars,
24449 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
24450 escaped and callused members.
24451 (struct ptr_info_def): Remove all members, add points-to solution
24453 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
24454 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
24455 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
24456 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
24457 (tree-ssa-alias.o): Likewise.
24458 (toplev.o): Add tree-ssa-alias.h
24459 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
24460 * gimple.c (gimple_set_bb): Fix off-by-one error.
24461 (is_gimple_reg): Do not handle memory tags.
24462 (gimple_copy): Also copy virtual operands.
24463 Delay updating the statement. Do not reset loaded and stored syms.
24464 (gimple_set_stored_syms): Remove.
24465 (gimple_set_loaded_syms): Likewise.
24466 (gimple_call_copy_skip_args): Copy the virtual operands
24467 and mark the new statement modified.
24468 * tree-ssa-structalias.c (may_alias_p): Remove.
24469 (set_uids_in_ptset): Take the alias set to prune with as
24470 parameter. Fold in the alias test of may_alias_p.
24471 (compute_points_to_sets): Compute whether a ptr is dereferenced
24472 in a local sbitmap.
24473 (process_constraint): Deal with &ANYTHING on the lhs, reject all
24474 other ADDRESSOF constraints on the lhs.
24475 (get_constraint_for_component_ref): Assert that we don't get
24476 ADDRESSOF constraints from the base of the reference.
24477 Properly generate UNKNOWN_OFFSET for DEREF if needed.
24478 (struct variable_info): Remove collapsed_to member.
24479 (get_varinfo_fc): Remove.
24480 (new_var_info): Do not set collapsed_to.
24481 (dump_constraint): Do not follow cycles.
24482 (dump_constraint_graph): Likewise.
24483 (build_pred_graph): Likewise.
24484 (build_succ_graph): Likewise.
24485 (rewrite_constraints): Likewise.
24486 (do_simple_structure_copy): Remove.
24487 (do_rhs_deref_structure_copy): Remove.
24488 (do_lhs_deref_structure_copy): Remove.
24489 (collapse_rest_of_var): Remove.
24490 (do_structure_copy): Re-implement.
24491 (pta_stats): New global variable.
24492 (dump_pta_stats): New function.
24493 (struct constraint_expr): Make offset signed.
24494 (UNKNOWN_OFFSET): Define special value.
24495 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24496 (solution_set_expand): New helper function split out from ...
24497 (do_sd_constraint): ... here.
24498 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24499 (do_ds_constraint): Likewise.
24500 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24501 and CALLUSED = *CALLUSED.
24502 (set_union_with_increment): Make inc argument signed.
24503 (type_safe): Remove.
24504 (get_constraint_for_ptr_offset): Handle unknown and negative
24506 (first_vi_for_offset): Handle offsets before start. Bail
24507 out early for offsets beyond the variable extent.
24508 (first_or_preceding_vi_for_offset): New function.
24509 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24510 Together with ESCAPED = *ESCAPED this properly computes reachability.
24511 (find_what_var_points_to): New function.
24512 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24513 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24514 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24515 pt_solutions_intersect): New functions.
24516 (compute_call_used_vars): Remove.
24517 (compute_may_aliases): New main entry into PTA computation.
24518 * gimple.h (gimple_p): New typedef.
24519 (struct gimple_statement_base): Remove references_memory_p.
24520 (struct gimple_statement_with_memory_ops_base): Remove
24521 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24523 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24524 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24525 gimple_set_references_memory): Remove.
24526 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24527 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24529 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24530 (verify_expr): Allow RESULT_DECL.
24531 (gimple_duplicate_bb): Do not copy virtual operands.
24532 (gimple_duplicate_sese_region): Adjust.
24533 (gimple_duplicate_sese_tail): Likewise.
24534 (mark_virtual_ops_in_region): Remove.
24535 (move_sese_region_to_fn): Do not call it.
24536 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24537 and pass_simple_dse.
24538 (execute_function_todo): Handle TODO_update_address_taken,
24539 call execute_update_addresses_taken for TODO_rebuild_alias.
24540 (execute_todo): Adjust.
24541 (execute_one_pass): Init dump files early.
24542 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24544 (create_general_new_stmt): Clear vops.
24545 * tree-ssa-reassoc.c (get_rank): Adjust.
24546 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24547 symbols for renaming.
24548 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24549 (PARAM_AVG_ALIASED_VOPS): Likewise.
24550 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24551 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24552 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24553 (operand_build_cmp, copy_virtual_operands,
24554 create_ssa_artificial_load_stmt, add_to_addressable_set,
24555 gimple_add_to_addresses_taken): Remove public functions.
24556 (unlink_stmt_vdef): New function.
24558 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24560 * config.gcc (powerpc-*-linux*): Merge variants.
24562 2009-04-02 Chao-ying Fu <fu@mips.com>
24563 James Grosbach <james.grosbach@microchip.com>
24565 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24566 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24568 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24569 keep_interrupts_masked_p, use_debug_exception_return_p.
24570 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24571 keep_interrupts_masked, use_debug_exception_return.
24572 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24573 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24575 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24576 (mips_print_operand): Process COP0 registers to print $0 .. $31
24577 correctly for GAS to process.
24578 (mips_interrupt_extra_call_saved_reg_p): New function.
24579 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24581 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24582 (mips_compute_frame_info): Add supports for interrupt context that
24583 includes doubleword accumulators and COP0 registers.
24584 (mips_for_each_saved_acc): New function.
24585 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24586 mips_for_each_saved_reg.
24587 (mips_save_reg): Save accumulators.
24588 (mips_kernel_reg_p): A new for_each_rtx callback.
24589 (mips_expand_prologue): Support interrupt handlers.
24590 (mips_restore_reg): Restore accumulators.
24591 (mips_expand_epilogue): Support interrupt handlers.
24592 (mips_can_use_return_insn): Return false for interrupt handlers.
24593 (mips_epilogue_uses): New function.
24594 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24595 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24596 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24597 cop0_move): New instructions.
24598 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24599 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24601 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24603 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24604 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24605 interrupt handlers, we use K0 as the temporary register.
24606 (EPILOGUE_USES): Change to a function call.
24607 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24608 handlers, we use K0 as the temporary register.
24610 * doc/extend.texi (Function Attributes): Document interrupt,
24611 use_shadow_register_set, keep_interrupts_masked,
24612 use_debug_exception_return for MIPS attributes.
24614 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24616 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24617 Remove a number of t-files from tmake_file.
24618 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24619 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24620 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24621 target_prototype, not TARGET_PROTOTYPE.
24622 (LINK_OS_GNU_SPEC): Define.
24623 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24624 and darwin-ldoubdle.c.
24626 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24629 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24630 (cpp_options): Ditto.
24631 (default_compilers): Ditto.
24632 (display_help): Ditto.
24633 (process_command): Ditto.
24634 (do_spec_1): Ditto.
24635 (set_input): Use lbasename instead of duplicate code.
24636 (save_temps_prefix): New static for -save-temps=obj.
24637 (save_temps_length): Ditto.
24639 * doc/invoke.texi (-save-temps=obj): Document new variant to
24640 -save-temps switch.
24642 2009-04-02 Jeff Law <law@redhat.com>
24644 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24647 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24649 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24650 * configure: Regenerated.
24652 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24654 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24655 share the argument list.
24657 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24661 2009-02-12 Diego Novillo <dnovillo@google.com>
24663 * varpool.c (debug_varpool): New.
24664 * cgraph.h (debug_varpool): Declare.
24666 2009-04-02 Jan Hubicka <jh@suse.cz>
24668 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24671 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24673 * config/i386/i386.c (ix86_abi): Move initialization to ...
24674 (override_options): Here.
24676 2009-04-02 Christian Bruel <christian.bruel@st.com>
24678 * config/sh/sh.c (sh_dwarf_register_span): New function.
24679 (TARGET_DWARF_REGISTER_SPAN): Define.
24680 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24682 2009-04-02 Ira Rosen <irar@il.ibm.com>
24684 PR tree-optimization/39595
24685 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24686 interleaved loads group is not greater than the SLP group size.
24688 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24690 * builtins.c (is_builtin_name): New.
24691 (called_as_built_in): Use is_builtin_name.
24692 * tree.h (is_builtin_name): New.
24693 * varasm.c (incorporeal_function_p): Use is_builtin_name
24695 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24697 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24699 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24702 * c-decl.c (clone_underlying_type): Move this ...
24703 * c-common.c (set_underlying_type): ... here.
24704 Also, make sure the function properly sets TYPE_STUB_DECL() on
24705 the newly created typedef variant type.
24706 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24707 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24710 2009-04-02 Richard Guenther <rguenther@suse.de>
24712 PR tree-optimization/37221
24713 * tree-flow.h (degenerate_phi_result): Declare.
24714 * tree-ssa-dom.c (degenerate_phi_result): Export.
24715 * tree-scalar-evolution.c (analyze_initial_condition): If
24716 the initial condition is defined by a degenerate PHI node
24717 use the degenerate value.
24719 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24721 PR rtl-optimization/39588
24722 * combine.c (merge_outer_ops): Do not set the constant when this
24724 (simplify_shift_const_1): Do not modify it either in this case.
24726 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24728 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24729 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24731 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24734 * c-lex.c (interpret_float): Default (no suffix) is double.
24736 2009-04-1 Xinliang David Li <davidxl@google.com>
24738 * config/i386/i386.c (legitimate_constant_p): Recognize
24739 all one vector constant.
24741 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24743 * config/vax/vax.c: Add #includes to silence warnings.
24744 Change #include order to silence two warnings.
24746 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24748 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24749 (ASM_SPEC): Pass -k to the assembler for PIC code.
24751 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24753 * config.gcc: Add vax-*-linux* to the switch.
24754 * config/vax/linux.h: New file. (TARGET_VERSION,
24755 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24757 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24759 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24760 Use predicate macros instead of GET_CODE() == foo.
24761 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24762 ashlsi3, rotrsi3, <unnamed>): Likewise.
24764 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24766 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24767 jbbccihi, jbbccisi): Remova trailing whitespace.
24768 * config/vax/constraints.md: Likewise.
24769 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24770 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24771 * config/vax/predicates.md: Likewise.
24772 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24773 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24774 * config/vax/vax.h: Likewise.
24775 * config/vax/vax.md (nonlocal_goto): Likewise.
24777 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24779 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24780 (indirectable_address_p, adjacent_operands_p): Add spaces around
24782 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24784 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24786 * config/vax/vax.c (legitimate_constant_address_p,
24787 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24788 index_term_p, reg_plus_index_p, legitimate_address_p,
24789 vax_mode_dependent_address_p): Update comments to match functions
24790 modified by the recent int->bool conversion.
24792 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24794 * config/vax/builtins.md: Update copyright message.
24795 * config/vax/constraints.md: Likewise.
24796 * config/vax/netbsd-elf.h: Likewise.
24797 * config/vax/predicates.md: Likewise.
24798 * config/vax/vax-protos.h: Likewise.
24799 * config/vax/vax.c: Likewise.
24800 * config/vax/vax.h: Likewise.
24801 * config/vax/vax.md: Likewise.
24802 * config/vax/vax.opt: Likewise.
24804 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24806 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24807 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24808 * config/vax/constraints.md (B, R): Likewise.
24809 * config/vax/predicates.md (external_memory_operand,
24810 nonimmediate_addsub_di_operand): Likewise.
24811 * config/vax/vax.c (vax_output_int_add): Likewise.
24812 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24813 untyped_call): Likewise.
24815 2009-04-01 Matt Thomas <matt@3am-software.com>
24817 * config/vax/predicates.md: New file.
24818 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24819 external_const_operand, nonsymbolic_operand, external_memory_operand,
24820 indirect_memory_operand, indexed_memory_operand,
24821 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24822 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24824 * config/vax/constraints.md: New file.
24825 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24827 * config/vax/builtins.md: New file.
24828 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24829 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24831 * config/vax/vax.opt (mqmath): Add option.
24832 * config/vax/vax.md (isfx): Extend with DI.
24833 (VAXintQH, VAXintQHSD): Define.
24834 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24835 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24836 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24837 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24838 (movdi): Update constraints and use vax_output_int_move().
24839 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24840 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24841 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24842 nonlocal_goto): New.
24843 (mov<mode>): Extend accepted operand types.
24844 (subdi3_old): Rename from subdi3, change update constraints and use
24845 a new implementation.
24846 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24847 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24848 MOVE_RATIO, CLEAR_RATIO): Define.
24849 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24850 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24851 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24852 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24853 (split_quadword_operands): Make static and really allow variable
24855 (print_operand_address): Update for PIC generation.
24856 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24857 indexable_address_p, fixup_mathdi_operand,
24858 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24859 (vax_float_literal, legitimate_constant_p,
24860 indirectable_constant_address_p, index_term_p,
24861 reg_plus_index_p): Return bool instead of int.
24862 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24864 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24866 (vax_output_conditional_branch): Indent.
24867 (legitimate_constant_address_p, indirectable_constant_address_p,
24868 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24869 vax_mode_dependent_address_p): Return bool instead of int, update for
24871 * config/vax/vax-protos.h (legitimate_constant_address_p,
24872 legitimate_constant_p, legitimate_address_p,
24873 vax_mode_dependent_address_p): Change declaration to bool.
24874 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24875 vax_expand_addsub_di_operands, vax_output_int_subtract,
24876 vax_output_movmemsi): Declare.
24877 (split_quadword_operands, vax_float_literal): Delete declaration.
24878 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24879 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24880 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24881 ASM_OUTPUT_DWARF_PCREL): Define.
24882 (ASM_SPEC): Change definition to allow PIC generation.
24884 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24886 * doc/sourcebuild.texi: Update front-end requirements.
24888 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24891 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24892 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24893 (booldi3_internal3): Use boolean_or_operator instead of
24896 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24899 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24900 declarator whose size is not an integer constant expression but
24901 folds to an integer constant, then treat it as a constant
24904 2009-04-01 Richard Guenther <rguenther@suse.de>
24906 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24907 i * 4 + 2 to (i * 2 + 1) * 2.
24909 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24912 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24913 return if c_parser_asm_string_literal returned NULL.
24915 2009-04-01 Nick Clifton <nickc@redhat.com>
24917 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24919 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24920 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24921 other typedefs to avoid conflicts with libgcc2.c. Define labels
24922 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24924 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24925 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24928 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24930 * varasm.c (default_function_rodata_section): Declare DOT as
24933 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24934 Andrey Galkin <agalkin@hypercom.com>
24937 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24938 Make object_name unique for each process.
24940 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24943 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24944 addressable variables in the parallel that could go out of scope while
24945 running queued tasks.
24947 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24949 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24950 (CASE_VALUES_THRESHOLD): Redefine.
24951 * config/avr/avr.c (avr_override_options): Remove initialization of
24952 avr_case_values_threshold variable.
24953 (avr_case_values_threshold): Remove variable. Add new function.
24954 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24955 * config/avr/avr.opt (mno-tablejump): Remove option.
24956 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24958 2009-04-01 DJ Delorie <dj@redhat.com>
24960 * varasm.c (default_function_rodata_section): Don't assume
24961 anything about where the first '.' in the section name is.
24963 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24965 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24966 rs6000_emit_stack_tie.
24968 2009-03-31 Ian Lance Taylor <iant@google.com>
24970 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24971 gimple_code with GIMPLE_RESX, not RESX.
24973 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24975 * c-common.c (c_get_ident): New.
24976 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24978 2009-04-01 Ben Elliston <bje@au.ibm.com>
24980 * config/rs6000/sysv4.opt (msdata): Improve option description.
24982 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24984 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24985 (divdf3_internal_lat): Remove.
24986 (divxf3_internal_lat): Remove.
24987 (divxf3_internal_thr): Remove.
24988 (divxf): Use divxf3_internal.
24989 * config/ia64/div.md (divsf3_internal_lat): New.
24990 (divdf3_internal_lat): New.
24991 (divxf3_internal): New.
24993 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24996 * Makefile.in (USE_GCC_STDINT): Define.
24997 (stmp-int-hdrs): Install stdint.h if applicable.
24998 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
25000 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
25001 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
25002 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
25003 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
25004 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
25005 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
25006 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
25007 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
25008 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
25009 (c_common_nodes_and_builtins): Initialize
25010 underlying_wchar_type_node. Do not initialize
25011 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
25012 nodes for new types.
25013 (c_stddef_cpp_builtins): Define macros for new types.
25014 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
25016 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
25017 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
25018 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
25019 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
25020 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
25021 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
25022 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
25023 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
25024 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
25025 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
25026 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
25027 int16_type_node, int32_type_node, int64_type_node,
25028 uint8_type_node, uint16_type_node, c_uint32_type_node,
25029 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
25030 int_least32_type_node, int_least64_type_node,
25031 uint_least8_type_node, uint_least16_type_node,
25032 uint_least32_type_node, uint_least64_type_node,
25033 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
25034 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
25035 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
25036 uintptr_type_node): Define.
25037 * c-cppbuiltin.c (builtin_define_constants,
25038 builtin_define_type_minmax): New.
25039 (builtin_define_stdint_macros): Define more macros.
25040 (c_cpp_builtins): Define more limit macros.
25041 (type_suffix): New.
25042 (builtin_define_type_max): Define in terms of
25043 builtin_define_type_minmax. Remove is_long parameter. All
25045 * config.gcc (use_gcc_stdint): Define.
25046 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
25047 Add newlib-stdint.h for generic targets.
25048 * config/glibc-stdint.h, config/newlib-stdint.h,
25049 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
25050 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
25051 * config/score/score.h (UINTPTR_TYPE): Define.
25052 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
25053 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
25054 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
25055 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
25056 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
25057 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
25058 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
25059 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
25060 * config/spu/spu.h (STDINT_LONG32): Define.
25061 * configure.ac (use_gcc_stdint): Substitute.
25062 * configure: Regenerate.
25063 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
25064 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
25065 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
25066 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
25067 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
25068 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
25069 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
25070 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
25071 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
25072 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
25073 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
25074 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
25075 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
25076 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
25077 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
25078 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
25079 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
25080 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
25081 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
25082 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
25083 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
25084 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
25085 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
25086 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
25087 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
25088 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
25089 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
25090 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
25091 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
25093 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
25095 * loop-iv.c (suitable_set_for_replacement): Renamed from
25096 simplify_using_assignment; changed to return bool and to accept new
25097 args DEST and SRC. Return true iff we find a source/destination pair
25098 that can be used to make a replacement, and fill SRC and DEST if so.
25099 Remove arg ALTERED. Don't deal with altered regs here. All callers
25101 (simplify_using_initial_values): Deal with altered regs here and track
25102 more precisely the effect they have on the validity of our expression.
25104 * loop-iv.c (simplify_using_condition): A condition of the form
25105 (EQ REG CONST) can be used to simply make a substitution.
25106 (simplify_using_initial_values): Keep track of conditions we have seen
25107 and keep using them to simplify new expressions, while applying the
25108 same substitutions to them as to the expression.
25110 * simplify-rtx.c (simplify_relational_operation_1): Simplify
25111 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
25114 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
25115 changed. Use this when trying to improve the upper bound.
25116 Generate the comparison by using simplify_gen_relational.
25118 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
25120 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
25122 (simplify_using_assignment, simplify_using_initial_values): Call
25123 replace_in_expr to make replacements. Call replace_single_def_regs
25124 once on the initial version of the expression.
25126 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25129 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
25131 2009-03-31 Richard Guenther <rguenther@suse.de>
25133 PR middle-end/31029
25134 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
25135 equality comparisons. Fold C - X CMP X if C % 2 == 1.
25137 2009-03-31 Richard Guenther <rguenther@suse.de>
25139 * tree.h (div_if_zero_remainder): Declare.
25140 * fold-const.c (div_if_zero_remainder): Export.
25141 * tree-ssa-forwprop.c
25142 (forward_propagate_addr_into_variable_array_index): Handle
25143 constant array index addition outside of the variable index.
25145 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25148 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
25149 define_splits, floatunssi<mode>2): Require x87 conversions from
25150 DImode to be permitted.
25152 2009-03-31 Joseph Myers <joseph@codesourcery.com>
25154 PR preprocessor/15638
25155 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
25157 2009-03-31 Richard Guenther <rguenther@suse.de>
25159 PR middle-end/23401
25160 PR middle-end/27810
25161 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
25162 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
25163 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
25164 a separate statement.
25165 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
25166 (lookup_tmp_var): Likewise.
25167 (is_gimple_formal_tmp_or_call_rhs): Remove.
25168 (is_gimple_reg_or_call_rhs): Rename to ...
25169 (is_gimple_reg_rhs_or_call): ... this.
25170 (is_gimple_mem_or_call_rhs): Rename to ...
25171 (is_gimple_mem_rhs_or_call): ... this.
25172 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
25173 DECL_GIMPLE_REG_P only if is_formal is true.
25174 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
25175 for non-proper post-modify expression gimplification.
25176 (gimplify_self_mod_expr): For post-modify expressions gimplify
25177 the lvalue to a minimal lvalue.
25178 (rhs_predicate_for): Remove formal temp case.
25179 (gimplify_modify_expr_rhs): Likewise.
25180 (gimplify_addr_expr): Use is_gimple_reg.
25181 (gimplify_expr): Remove formal temp cases.
25182 (gimple_regimplify_operands): Likewise.
25183 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
25184 and FILTER_EXPR like constants.
25185 * gimple.c (walk_gimple_op): Fix val_only initialization, use
25187 (is_gimple_formal_tmp_rhs): Remove.
25188 (is_gimple_reg_rhs): Remove special casing.
25189 (is_gimple_mem_rhs): Fix.
25190 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
25191 (is_gimple_formal_tmp_var): Remove.
25192 (is_gimple_formal_tmp_reg): Likewise.
25193 (is_gimple_min_lval): Allow invariant component ref parts.
25194 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
25195 is_gimple_formal_tmp_reg): Remove declarations.
25196 * tree-cfg.c (verify_expr): Verify that variables with address
25197 taken do not have DECL_GIMPLE_REG_P set.
25198 * tree-mudflap.c (mf_build_check_statement_for): Use
25199 force_gimple_operand instead of gimplify_expr.
25201 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
25203 * modulo-sched.c (sms_schedule_by_order): Pass the actual
25204 schedulable rows to compute_split_row.
25206 2009-03-31 Ben Elliston <bje@au.ibm.com>
25209 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
25212 2009-03-31 Alan Modra <amodra@bigpond.net.au>
25214 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
25215 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
25216 * configure: Regenerate.
25217 * config.in: Regenerate.
25218 * config/rs6000/rs6000.opt (mtls-markers): Add.
25219 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
25220 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
25221 (tls_ld_aix, tls_ld_sysv): Likewise.
25222 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
25223 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
25225 2009-03-31 Alan Modra <amodra@bigpond.net.au>
25227 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
25229 2009-03-30 Jan Hubicka <jh@suse.cz>
25231 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
25233 (tree_remove_unreachable_handlers): Cleanup EH predecestor
25234 detection and label handling.
25236 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25238 * ira-int.h (ira_allocno): Rename left_conflicts_num to
25239 left_conflicts_size.
25240 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
25241 ALLOCNO_LEFT_CONFLICTS_SIZE.
25243 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
25244 remove_allocno_from_bucket_and_push,
25245 allocno_spill_priority_compare, push_allocnos_to_stack,
25246 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
25247 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
25248 (setup_allocno_left_conflicts_num): Ditto. Rename to
25249 setup_allocno_left_conflicts_size.
25250 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
25251 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
25252 setup_allocno_left_conflicts_size instead of
25253 setup_allocno_left_conflicts_num.
25255 * ira-build.c (ira_create_allocno): Use
25256 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
25257 ALLOCNO_LEFT_CONFLICTS_NUM.
25259 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25261 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25262 instead of DF_LR_OUT.
25264 * ira-lives.c (process_bb_node_lives): Ditto.
25266 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25267 instead of DF_LR_{OUT,IN}.
25269 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25271 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25273 2009-03-30 Jan Hubicka <jh@suse.cz>
25275 * except.c (label_to_region_map): Fix thinko.
25277 2009-03-30 Steve Ellcey <sje@cup.hp.com>
25279 PR middle-end/38237
25280 * tree.h (tree_find_value): New declaration.
25281 * tree.c (tree_find_value): New function.
25282 * varasm.c (assemble_external): Avoid duplicate entries on lists.
25284 2009-03-30 Jakub Jelinek <jakub@redhat.com>
25287 * c-decl.c (struct c_binding): Add locus field.
25288 (bind): Add locus argument, set locus field from it.
25289 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
25290 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
25291 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
25292 implicitly_declare, undeclared_variable, lookup_label,
25293 declare_label, c_make_fname_decl, c_builtin_function,
25294 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
25297 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
25300 * config/i386/i386.c (classify_argument): Check total size of
25303 2009-03-30 Martin Jambor <mjambor@suse.cz>
25305 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
25306 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
25307 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
25310 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
25311 seen_variable_array_ref while also traversing a union.
25313 * tree-inline.c (optimize_inline_calls): Do not call
25314 cgraph_node_remove_callees.
25315 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
25316 (pass_remove_cgraph_callee_edges): New variable.
25317 * passes.c (init_optimization_passes): Add
25318 pass_remove_cgraph_callee_edges after early inlining and before all
25319 late intraprocedural passes.
25321 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
25323 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25325 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
25326 Fix typos in names.
25328 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25330 * combine.c (simplify_comparison): Use have_insn_for.
25331 * dojump.c (do_jump): Likewise.
25333 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25335 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
25336 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
25337 sparc_compare_op0 like sparc_compare_emitted used to be handled.
25338 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
25339 instead of sparc_compare_emitted.
25340 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
25341 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
25342 instead of sparc_compare_emitted.
25344 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25346 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
25347 enter/exit cfglayout mode.
25348 (pass_partition_block): Require it.
25349 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
25350 (combine_instructions): Track basic blocks instead of labels.
25351 (update_cfg_for_uncondjump): New.
25352 (try_combine): Use it. Update jumps after rescanning.
25353 (pass_combine): Require PROP_cfglayout.
25354 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
25356 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25358 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
25359 Provide/destroy PROP_cfglayout respectively.
25360 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
25361 * tree-pass.h (PROP_cfglayout): New.
25363 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25365 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
25366 fold_convert_const_fixed_from_fixed,
25367 fold_convert_const_fixed_from_int,
25368 fold_convert_const_fixed_from_real, fold_negate_const): Do not
25369 set TREE_CONSTANT_OVERFLOW.
25370 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
25371 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
25373 2009-03-30 Ira Rosen <irar@il.ibm.com>
25375 * tree-vect-loop-manip.c: New file.
25376 * tree-vectorizer.c: Update documentation and included files.
25377 (vect_loop_location): Make extern.
25378 (rename_use_op): Move to tree-vect-loop-manip.c
25379 (rename_variables_in_bb, rename_variables_in_loop,
25380 slpeel_update_phis_for_duplicate_loop,
25381 slpeel_update_phi_nodes_for_guard1,
25382 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
25383 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
25384 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
25385 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
25386 find_loop_location): Likewise.
25387 (new_stmt_vec_info): Move to tree-vect-stmts.c.
25388 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
25389 get_vectype_for_scalar_type, vect_is_simple_use,
25390 supportable_widening_operation, supportable_narrowing_operation):
25392 (bb_in_loop_p): Move to tree-vect-loop.c.
25393 (new_loop_vec_info, destroy_loop_vec_info,
25394 reduction_code_for_scalar_code, report_vect_op,
25395 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
25396 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
25397 (vect_supportable_dr_alignment): Likewise.
25398 * tree-vectorizer.h (tree-data-ref.h): Include.
25399 (vect_loop_location): Declare.
25400 Reorganize function declarations according to the new file structure.
25401 * tree-vect-loop.c: New file.
25402 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
25403 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
25404 * tree-vect-data-refs.c: New file.
25405 * tree-vect-patterns.c (timevar.h): Don't include.
25406 * tree-vect-stmts.c: New file.
25407 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
25408 tree-vect-slp.c, tree-vect-loop.c.
25409 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
25410 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
25411 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
25412 (tree-vect-analyze.o): Remove.
25413 (tree-vect-transform.o): Likewise.
25414 (tree-vect-data-refs.o): Add rule.
25415 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
25416 tree-vect-slp.o): Likewise.
25417 (tree-vect-patterns.o): Remove redundant dependencies.
25418 (tree-vectorizer.o): Likewise.
25419 * tree-vect-slp.c: New file.
25421 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25423 * optc-gen.awk: Warn if an option flag has multiple different
25426 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
25428 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
25429 -floop-block): Document dependences on PPL, CLooG and Graphite.
25431 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25433 PR rtl-optimization/323
25434 * c-common.c (c_fully_fold, convert_and_check,
25435 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
25436 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
25437 * c-common.def (EXCESS_PRECISION_EXPR): New.
25438 * c-cppbuiltin.c (builtin_define_float_constants): Define
25439 constants with enough digits for long double.
25440 * c-lex.c (interpret_float): Interpret constant with excess
25441 precision where appropriate.
25442 * c-opts.c (c_common_post_options): Set
25443 flag_excess_precision_cmdline. Give an error for
25444 -fexcess-precision=standard for C++ for processors where the
25445 option is significant.
25446 * c-parser.c (c_parser_conditional_expression): Handle excess
25447 precision in condition.
25448 * c-typeck.c (convert_arguments): Handle arguments with excess
25450 (build_unary_op): Move excess precision outside operation.
25451 (build_conditional_expr): Likewise.
25452 (build_compound_expr): Likewise.
25453 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
25454 (build_modify_expr): Handle excess precision in RHS.
25455 (convert_for_assignment): Handle excess precision in converted
25457 (digest_init, output_init_element, process_init_element): Handle
25458 excess precision in initializer.
25459 (c_finish_return): Handle excess precision in return value.
25460 (build_binary_op): Handle excess precision in operands and add
25461 excess precision as needed for operation.
25462 * common.opt (-fexcess-precision=): New option.
25463 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
25464 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
25465 For standard excess precision, output explicit conversion to and
25466 truncation from XFmode.
25467 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
25468 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
25469 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
25470 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
25471 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
25472 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
25473 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
25474 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
25475 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
25476 define_splits, sqrt<mode>2): Disable where appropriate for
25477 standard excess precision.
25478 * convert.c (convert_to_real): Do not shorten arithmetic to type
25479 for which excess precision would be used.
25480 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25481 * doc/invoke.texi (-fexcess-precision=): Document option.
25482 (-mfpmath=): Correct index entry.
25483 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25484 flag_excess_precision): New.
25485 * langhooks.c (lhd_post_options): Set
25486 flag_excess_precision_cmdline.
25487 * opts.c (common_handle_option): Handle -fexcess-precision=.
25488 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25489 init_excess_precision): New.
25490 (lang_dependent_init_target): Call init_excess_precision.
25491 * tree.c (excess_precision_type): New.
25492 * tree.h (excess_precision_type): Declare.
25494 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25497 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25498 non-lvalue to component.
25500 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25502 PR preprocessor/34695
25503 * Makefile.in (c-opts.o): Depend on c-tree.h.
25504 * c-common.c: Move down include of diagnostic.h.
25505 (done_lexing, c_cpp_error): New.
25506 * c-common.h (done_lexing): Declare.
25507 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25509 * c-opts.c: Include c-tree.h.
25510 (c_common_init_options): Set preprocessor error callback.
25511 (c_common_handle_option): Do not set preprocessor
25512 inhibit_warnings, warnings_are_errors, warn_system_headers,
25513 pedantic_errors or inhibit_warnings flags.
25514 (c_common_post_options): Do not check cpp_errors (parse_in).
25515 (c_common_finish): Do not output dependencies if there were
25516 errors. Do not check return value of cpp_finish.
25517 * c-ppoutput.c (pp_file_change): Set input_location.
25518 * c-tree.h (c_cpp_error): Declare.
25519 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25521 (diagnostic_build_prefix): Check override_column.
25522 * diagnostic.h (diagnostic_info): Add override_column field.
25523 (diagnostic_override_column): Define.
25525 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25527 * c-common.c (c_expand_expr, c_staticp): Remove.
25528 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25529 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25530 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25531 * c-gimplify.c (gimplify_compound_literal_expr,
25532 optimize_compound_literals_in_ctor): Remove.
25533 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25534 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25535 * c-semantics.c (emit_local_var): Remove.
25537 * langhooks-def.h (lhd_expand_expr): Remove.
25538 * langhooks.c (lhd_expand_expr): Remove.
25539 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25541 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25542 handling from c-semantics.c; don't call into langhook.
25543 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25544 * gimplify.c (gimplify_compound_literal_expr,
25545 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25546 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25547 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25548 as was done in c-gimplify.c.
25549 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25550 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25551 Move from c-common.h.
25552 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25554 * tree.c (staticp): Do not call langhook.
25555 * langhooks.c (lhd_staticp): Delete.
25556 * langhooks-def.h (lhd_staticp): Delete prototype.
25557 (LANG_HOOKS_STATICP): Delete.
25558 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25560 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25561 instead of DECL_STMTs.
25563 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25571 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25573 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25574 contained expression.
25575 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25576 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25577 conditional expressions for C.
25578 (decl_constant_value_for_optimization): Move from
25579 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25580 whether optimizing and that the expression is a VAR_DECL not of
25581 array type instead of doing such checks in the caller. Do not
25582 check pedantic. Call gcc_unreachable for C++.
25583 * c-common.def (C_MAYBE_CONST_EXPR): New.
25584 * c-common.h (c_fully_fold, c_save_expr,
25585 decl_constant_value_for_optimization): New prototypes.
25586 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25587 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25588 EXPR_INT_CONST_OPERANDS): Define.
25589 * c-convert.c (convert): Strip nops from expression.
25590 * c-decl.c (groktypename): Take extra parameters expr and
25591 expr_const_operands. Update call to grokdeclarator.
25592 (start_decl): Update call to grokdeclarator. Add statement for
25593 expressions used in type of decl.
25594 (grokparm): Update call to grokdeclarator.
25595 (push_parm_decl): Update call to grokdeclarator.
25596 (build_compound_literal): Add parameter non_const and build a
25597 C_MAYBE_COSNT_EXPR if applicable.
25598 (grokdeclarator): Take extra parameters expr and
25599 expr_const_operands. Track expressions used in declaration
25600 specifiers and declarators. Fold array sizes and track whether
25601 they are constant expressions and whether they are integer
25602 constant expressions.
25603 (parser_xref_tag): Set expr and expr_const_operands fields in
25605 (grokfield): Update call to grokdeclarator.
25606 (start_function): Update call to grokdeclarator.
25607 (build_null_declspecs): Set expr and expr_const_operands fields in
25609 (declspecs_add_type): Handle expressions in typeof specifiers.
25610 * c-parser.c (c_parser_declspecs): Set expr and
25611 expr_const_operands fields for declaration specifiers.
25612 (c_parser_enum_specifier): Likewise.
25613 (c_parser_struct_or_union_specifier): Likewise.
25614 (c_parser_typeof_specifier): Likewise. Update call to
25615 groktypename. Fold expression as needed. Return expressions with
25616 type instead of adding statements.
25617 (c_parser_attributes): Update calls to c_parser_expr_list.
25618 (c_parser_statement_after_labels): Fold expression before passing
25619 to objc_build_throw_stmt.
25620 (c_parser_condition): Fold expression.
25621 (c_parser_asm_operands): Fold expression.
25622 (c_parser_conditional_expression): Use c_save_expr. Update call
25623 to build_conditional_expr.
25624 (c_parser_alignof_expression): Update call to groktypename.
25625 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25626 original_code. Fold expression argument of va_arg. Create
25627 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25628 argument to va_arg. Update calls to groktypename. Fold array
25629 index for offsetof. Verify that first argument to
25630 __builtin_choose_expr has integer type.
25631 (c_parser_postfix_expression_after_paren_type): Update calls to
25632 groktypename and build_compound_literal. Handle expressions with
25633 side effects in type name.
25634 (c_parser_postfix_expression_after_primary): Update call to
25635 c_parser_expr_list. Set original_code for calls to
25636 __builtin_constant_p.
25637 (c_parser_expr_list): Take extra parameter fold_p. Fold
25638 expressions if requested.
25639 (c_parser_objc_type_name): Update call to groktypename.
25640 (c_parser_objc_synchronized_statement): Fold expression.
25641 (c_parser_objc_receiver): Fold expression.
25642 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25643 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25644 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25645 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25646 (struct c_typespec): Add elements expr and expr_const_operands.
25647 (struct c_declspecs): Add elements expr and expr_const_operands.
25648 (groktypename, build_conditional_expr, build_compound_literal):
25650 (in_late_binary_op): Declare.
25651 * c-typeck.c (note_integer_operands): New function.
25652 (in_late_binary_op): New variable.
25653 (decl_constant_value_for_broken_optimization): Move to c-common.c
25654 and rename to decl_constant_value_for_optimization.
25655 (default_function_array_conversion): Do not strip nops.
25656 (default_conversion): Do not call
25657 decl_constant_value_for_broken_optimization.
25658 (build_array_ref): Do not fold result.
25659 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25660 result when operand is a VLA.
25661 (c_expr_sizeof_type): Update call to groktypename. Handle
25662 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25663 result when operand names a VLA type.
25664 (build_function_call): Update call to build_compound_literal.
25665 Only fold result for calls to __builtin_* functions. Strip
25666 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25667 the function designator.
25668 (convert_arguments): Fold arguments. Update call to
25669 convert_for_assignment.
25670 (build_unary_op): Handle increment and decrement of
25671 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25672 decrement earlier. Fold operand of increment and decrement.
25673 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25674 built for integer operand. Wrap returns that are INTEGER_CSTs
25675 without being integer constant expressions or that have integer
25676 constant operands without being INTEGER_CSTs.
25677 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25678 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25679 result is an integer constant expression or can be used in
25680 unevaluated parts of one and avoid folding and wrap as
25681 appropriate. Fold operands before possibly doing -Wsign-compare
25683 (build_compound_expr): Wrap result for C99 if operands can be used
25684 in integer constant expressions.
25685 (build_c_cast): Update call to digest_init. Do not ignore
25686 overflow from casting floating-point constants to integers. Wrap
25687 results that could be confused with integer constant expressions,
25688 null pointer constants or floating-point constants.
25689 (c_cast_expr): Update call to groktypename. Handle expressions
25690 included in type name.
25691 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25692 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25693 Update calls to convert_for_assignment.
25694 (convert_for_assignment): Take new parameter
25695 null_pointer_constant. Do not strip nops or call
25696 decl_constant_value_for_broken_optimization. Set
25697 in_late_binary_op for conversions to boolean.
25698 (store_init_value): Update call to digest_init.
25699 (digest_init): Take new parameter null_pointer_constant. Do not
25700 call decl_constant_value_for_broken_optimization. pedwarn for
25701 initializers not constant expressions. Update calls to
25702 convert_for_assignment.
25703 (constructor_nonconst): New.
25704 (struct constructor_stack): Add nonconst element.
25705 (really_start_incremental_init, push_init_level, pop_init_level):
25706 Handle constructor_nonconst and nonconst element.
25707 (set_init_index): Call constant_expression_warning for array
25709 (output_init_element): Fold value. Set constructor_nonconst as
25710 applicable. pedwarn for initializers not constant expressions.
25711 Update call to digest_init. Call constant_expression_warning
25712 where constant initializers are required.
25713 (process_init_element): Use c_save_expr.
25714 (c_finish_goto_ptr): Fold expression.
25715 (c_finish_return): Fold return value. Update call to
25716 convert_for_assignment.
25717 (c_start_case): Fold switch expression.
25718 (c_process_expr_stmt): Fold expression.
25719 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25720 ensure statement expression is not evaluated in constant expression.
25721 (build_binary_op): Track whether results are integer constant
25722 expressions or may occur in such, disable folding and wrap results
25723 as applicable. Fold operands for -Wsign-compare warnings unless
25725 (c_objc_common_truthvalue_conversion): Handle results folded to
25726 integer constants that are not integer constant expressions.
25727 * doc/extend.texi: Document when typeof operands are evaluated,
25728 that condition of __builtin_choose_expr is an integer constant
25729 expression, and more about use of __builtin_constant_p in
25732 2009-03-29 Richard Guenther <rguenther@suse.de>
25734 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25735 propagate addresses of array references.
25737 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25739 * regmove.c (perhaps_ends_bb_p): Remove.
25740 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25741 from INSN and check that the main loop stays within that basic block.
25742 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25743 (regmove_forward_pass): Split out from regmove_optimize. Use
25744 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25745 (regmove_backward_pass): Split out from regmove_optimize. Use
25746 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25747 (regmove_optimize): Simplify.
25749 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25752 * config/i386/i386.c (classify_argument): Ignore flexible array
25753 member in struct and warn ABI change.
25755 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25757 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25759 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25760 (ix86_adjust_cost): Updated.
25762 2009-03-29 Jan Hubicka <jh@suse.cz>
25764 PR middle-end/28850
25765 * tree-pass.h (pass_cleanup_eh): New function.
25766 (remove_unreachable_regions): Break code handling RTL
25767 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25768 that can not be reached by runtime.
25769 (can_be_reached_by_runtime): New function.
25770 (label_to_region_map): New function.
25771 (num_eh_regions): New function.
25772 (rtl_remove_unreachable_regions): New function.
25773 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25774 (remove_eh_region): New function.
25775 * except.h: Include sbitmap and vecprim.
25776 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25777 num_eh_regions): Declare.
25778 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25779 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25780 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25781 (tree_empty_eh_handler_p): New function.
25782 (cleanup_empty_eh): New function.
25783 (cleanup_eh): New function.
25784 (pass_cleanup_eh): New function.
25786 2009-03-29 Jan Hubicka <jh@suse.cz>
25788 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25789 for removed regions.
25791 2009-03-29 Jan Hubicka <jh@suse.cz>
25793 * except.c (dump_eh_tree): Dump all datastructures.
25795 2009-03-29 Jan Hubicka <jh@suse.cz>
25797 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25798 (duplicate_eh_regions_1): Likewise.
25799 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25800 vector; call EH verification.
25801 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25802 Be ready for region being removed.
25804 2009-03-29 Jan Hubicka <jh@suse.cz>
25806 * bitmap.c (bitmap_last_set_bit): New function.
25807 * bitmap.h (bitmap_last_set_bit): Declare.
25809 2009-03-29 David Ayers <ayers@fsfe.org>
25812 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25813 by calling objc_compare_types and surpress warnings about
25814 incompatible C pointers that are compatible ObjC pointers.
25816 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25818 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25819 call initialize_inline_failed.
25820 (initialize_inline_failed): Move it from here ...
25821 * cgraph.c (initialize_inline_failed): ... to here.
25822 (cgraph_create_edge): Call initialize_inline_failed rather than
25823 setting inline_failed directly.
25825 2009-03-29 Ben Elliston <bje@au.ibm.com>
25828 * sysv4.opt (msdata): Improve comment.
25829 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25830 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25832 2009-03-29 Ben Elliston <bje@au.ibm.com>
25835 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25836 load and store attributes.
25838 2009-03-29 Ben Elliston <bje@au.ibm.com>
25840 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25841 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25842 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25843 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25844 __builtin_infq and __builtin_huge_valq.
25846 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25848 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25850 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25851 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25853 2009-03-28 Xinliang David Li <davidxl@google.com>
25855 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25856 (do_dbg_cnt): New function.
25858 2009-03-28 Jan Hubicka <jh@suse.cz>
25860 Merge from pretty-ipa:
25862 2009-03-27 Jan Hubicka <jh@suse.cz>
25864 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25865 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25866 * passes.c (function_called_by_processed_nodes_p): New.
25867 * ipa-pure-const.c (check_call): Fix handling of operands.
25868 (analyze_function): Dump debug output for skipped bodies.
25869 (local_pure_const): Use function_called_by_processed_nodes_p.
25870 * dwarf2out.c (reference_to_unused): Use output.
25871 * passes.c (do_per_function_toporder): Likewise.
25873 2008-11-12 Jan Hubicka <jh@suse.cz>
25875 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25876 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25877 state_set_in_source enum
25878 (check_decl): Ignore memory tags; do not set fake looping flags;
25880 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25881 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25882 (check_call, analyze_function): Rewrite.
25884 (add_new_function): Update call of analyze_function.
25885 (generate_summary): Add call of analyze_function.
25886 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25887 (local_pure_const): New function.
25888 (pass_local_pure_const): New pass.
25889 * ipa-inline.c (inline_transform): Set after_inlining.
25890 * tree-eh.c (stmt_can_throw_external): New.
25891 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25892 work with aliasing built.
25893 * tree-flow.h (stmt_can_throw_external): New.
25894 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25895 and local pure/const pass in early and late optimization queue.
25897 2009-03-28 Martin Jambor <mjambor@suse.cz>
25899 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25901 (fold_binary): Allow function decl aligment consideration is the
25902 second argument is integer constant one.
25903 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25904 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25905 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25907 2009-03-28 Jan Hubicka <jh@suse.cz>
25909 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25910 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25911 * function.h (rtl_data): Add nothrow flag.
25912 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25913 set DECL_NOTHROW for AVAILABLE functions.
25915 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25917 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25918 following vector keyword has expansion starting with pixel or bool
25919 keyword, expand vector to __vector and pixel or bool to __pixel or
25923 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25924 warn_if_disallowed_function_p): Removed.
25925 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25926 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25927 warning_if_disallowed_function_p.
25928 * flags.h (warn_if_disallowed_function_p,
25929 warn_disallowed_functions): Removed.
25930 * common.opt (Wdisallowed-function-list=): Removed.
25931 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25933 2009-03-28 Richard Guenther <rguenther@suse.de>
25935 PR tree-optimization/38723
25936 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25939 2009-03-28 Jan Hubicka <jh@suse.cz>
25941 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25942 test introduced by my previous patch.
25944 2009-03-28 Richard Guenther <rguenther@suse.de>
25946 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25947 the PHIs value undefined.
25949 2009-03-28 Jan Hubicka <jh@suse.cz>
25951 * tree-pass.h (pass_fixup_cfg): New pass.
25952 * ipa-inline.c (inline_transform): Set
25953 always_inline_functions_inlined/after_inlining.
25954 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25955 (pass_fixup_cfg): New pass.
25956 * passes.c (init_optimization_passes): Add fixup_cfg.
25958 2009-03-28 Richard Guenther <rguenther@suse.de>
25960 PR tree-optimization/38458
25961 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25962 argument use the arguments copy-of value.
25964 2009-03-28 Richard Guenther <rguenther@suse.de>
25966 PR tree-optimization/38180
25967 * tree-ssa-ccp.c (get_default_value): Simplify.
25968 (likely_value): Likewise.
25969 (surely_varying_stmt_p): Properly handle VOP case.
25970 (ccp_initialize): Likewise.
25971 (ccp_fold): Handle propagating through *&.
25972 (fold_const_aggregate_ref): Also handle decls.
25974 2009-03-28 Jan Hubicka <jh@suse.cz>
25976 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25977 * cgraph.h (cgraph_node): Likewise.
25978 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25979 (cgraph_reset_node): Use process flag.
25980 (cgraph_mark_functions_to_output): Likewise.
25981 (cgraph_expand_function): Likewise.
25982 (cgraph_expand_all_functions): Likewise.
25983 (cgraph_output_in_order): Likewise.
25984 * dwarf2out.c (reference_to_unused): Likewise.
25985 * passes.c do_per_function_toporder): Likewise.
25987 2009-03-28 Jan Hubicka <jh@suse.cz>
25989 Bring from lto-branch:
25991 2008-09-03 Doug Kwan <dougkwan@google.com>
25993 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25994 enums instead of reason strings.
25995 * cgraph.c (cgraph_create_edge): Same.
25996 (cgraph_inline_failed_string): New function.
25997 * cgraph.h (cgraph_inline_failed_t): New enum type.
25998 (cgraph_inline_failed_string): New prototype.
25999 (struct cgraph_edge): Change type of INLINED_FAILED from constant
26000 char pointer to cgraph_inline_failed_t.
26001 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
26002 (cgraph_default_inline_p): Ditto.
26003 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
26004 to cgraph_inline_failed_t pointer.
26005 * cif-code.def: New file.
26006 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
26008 (cgraph_check_inline_limits): Change type of REASON to pointer to
26009 cgraph_inline_failed_t. Replace reason strings with enums.
26010 (cgraph_default_inline_p): Ditto.
26011 (cgraph_recursive_inlining_p): Ditto.
26012 (update_caller_keys): Change type of FAILED_REASON to
26013 cgraph_inline_failed_t.
26014 (cgraph_set_inline_failed): Change type of REASON to pointer to
26015 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
26016 convert enums to strings for text output.
26017 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
26018 to be of type cgraph_inline_failed_t. Replace reason strings with
26019 enums. Call cgraph_inline_failed_string to covert enums
26020 to strings for text output.
26021 (cgraph_decide_inlining): Replace reason strings with enums.
26022 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
26023 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
26025 * tree-inline.c (expand_call_inline): Change type of REASON
26026 to cgraph_inline_failed_t. Replace reason strings with enums.
26027 Call cgraph_inline_failed_string for text output.
26028 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
26031 2009-03-28 Jan Hubicka <jh@suse.cz>
26033 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
26034 cgraph_clone_node): Remove master clone handling.
26035 (cgraph_is_master_clone, cgraph_master_clone): Remove.
26036 * cgraph.h (master_clone): Remove.
26037 (cgraph_is_master_clone, cgraph_master_clone): Remove.
26038 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
26039 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
26041 2009-03-28 Jan Hubicka <jh@suse.cz>
26043 * cgraph.c (cgraph_function_body_availability): Functions declared
26044 inline are always safe to assume that it is not going to be replaced.
26046 2009-03-28 Richard Guenther <rguenther@suse.de>
26048 PR tree-optimization/38513
26049 * tree-ssa-pre.c (eliminate): Remove redundant stores.
26050 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
26051 EXC_PTR_EXPR and FILTER_EXPR.
26052 (get_ref_from_reference_ops): Likewise.
26054 2009-03-28 Richard Guenther <rguenther@suse.de>
26056 PR tree-optimization/38968
26057 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
26058 Use FLOOR_MOD_EXPR to compute misalignment.
26060 2009-03-28 Richard Guenther <rguenther@suse.de>
26062 PR tree-optimization/37795
26063 * tree.h (combine_comparisons): Declare.
26064 * fold-const.c (combine_comparisons): Export.
26065 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
26067 (ifcombine_iforif): Use combine_comparisons.
26069 2009-03-28 Jan Hubicka <jh@suse.cz>
26071 * tree-eh.c (inlinable_call_p): New function.
26072 (make_eh_edges): Use it.
26073 (verify_eh_edges): Use it.
26074 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
26075 * except.c (reachable_next_level): Add inlinable_function argument
26076 (sjlj_find_directly_reachable_regions): Update.
26077 (add_reachable_handler): Do not set saw_any_handlers.
26078 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
26079 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
26080 Add new inlinable call parameter.
26081 (can_throw_internal, can_throw_external): Update.
26082 * except.h (can_throw_internal_1, can_throw_external_1,
26083 foreach_reachable_handler): Update declaration.
26085 2009-03-28 Joseph Myers <joseph@codesourcery.com>
26087 * config/arm/t-arm-coff, config/h8300/coff.h,
26088 config/i386/i386-aout.h, config/i386/i386-coff.h,
26089 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
26090 config/pdp11/2bsd.h, config/rs6000/aix41.h,
26091 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
26092 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
26093 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
26094 sys-types.h: Remove.
26095 * Makefile.in: Remove protoize and fixproto support and references
26097 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
26098 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
26100 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
26101 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
26102 unprotoize$(exeext).
26103 (rest.encap): Don't depend on $(STMP_FIXPROTO)
26104 (.PHONY): Don't depend on proto.
26105 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
26106 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
26107 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
26108 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
26109 build/gen-protos.o, build/scan.o, xsys-protos.h,
26110 build/fix-header$(build_exeext), build/fix-header.o,
26111 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
26112 stmp-install-fixproto): Remove.
26113 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
26114 SYSCALLS.c or fixproto files.
26115 (install-common): Don't install protoize.
26116 (install-headers-tar, install-headers-cpio, install-headers-cp):
26117 Don't depend on $(STMP_FIXPROTO).
26118 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
26119 install fixproto files or write out fixproto settings.
26120 (uninstall): Don't uninstall protoize.
26121 * config.gcc (use_fixproto): Remove.
26122 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
26123 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
26124 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
26125 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
26126 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
26127 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
26128 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
26129 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
26130 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
26131 * config/t-vxworks (STMP_FIXPROTO): Remove.
26132 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
26133 STMP_FIXPROTO): Remove.
26134 * config.in, configure: Regenerate.
26135 * crtstuff.c (gid_t, uid_t): Don't undefine.
26136 * doc/install.texi: Change m68k-coff to m68k-elf in example.
26137 (arm-*-coff, arm-*-aout: Remove target entries.
26138 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
26139 Remove mention of AIX 4.1.
26140 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
26141 * doc/invoke.texi (Running Protoize): Remove.
26142 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
26143 (Protoize Caveats): Remove.
26144 * tsystem.h: Update comments on headers assumed to exist.
26146 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
26148 * genautomata.c: Add a new year to the copyright. Add a new
26150 (struct insn_reserv_decl): Add comments for member bypass_list.
26151 (find_bypass): Remove.
26152 (insert_bypass): New.
26153 (process_decls): Use insert_bypass.
26154 (output_internal_insn_latency_func): Output all bypasses with the
26155 same input insn in one switch case.
26157 * rtl.def (define_bypass): Describe bypass choice.
26158 * doc/md.texi (define_bypass): Ditto.
26160 2009-03-27 Richard Guenther <rguenther@suse.de>
26162 * gimplify.c (mark_addressable): Export.
26163 * tree-flow.h (mark_addressable): Declare.
26164 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
26165 * tree-ssa.c (verify_phi_args): Verify that address taken
26166 variables have TREE_ADDRESSABLE set.
26168 2009-03-27 Richard Guenther <rguenther@suse.de>
26170 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
26171 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
26172 Do not mark decls TREE_ADDRESSABLE.
26173 (build_fold_addr_expr): Adjust.
26174 (fold_addr_expr): Remove.
26175 (fold_unary): Use build_fold_addr_expr.
26176 (fold_comparison): Likewise.
26177 (split_address_to_core_and_offset): Likewise.
26178 * coverage.c (tree_coverage_counter_addr): Mark the array decl
26180 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
26181 (gimplify_modify_expr_to_memcpy): Mark source and destination
26183 * omp-low.c (create_omp_child_function): Mark the object decl
26185 (lower_rec_input_clauses): Mark the var we take the address of
26187 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
26189 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26191 PR middle-end/39315
26192 * cfgexpand.c (expand_one_stack_var_at): Change alignment
26193 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
26195 2009-03-27 Richard Guenther <rguenther@suse.de>
26197 PR tree-optimization/39120
26198 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
26200 (handle_lhs_call): Process return constraints. Add escape
26201 constraints if necessary.
26202 (handle_const_call): Fill out return constraints. Make nested
26203 case more precise. Avoid consttmp if possible.
26204 (handle_pure_call): Fill out return constraints. Avoid
26205 callused if possible.
26206 (find_func_aliases): Simplify call handling.
26208 2009-03-27 Richard Guenther <rguenther@suse.de>
26210 PR tree-optimization/39120
26211 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
26212 as a representative.
26213 (solve_graph): Do propagate CALLUSED.
26214 (handle_pure_call): Use a scalar constraint from CALLUSED for
26216 (find_what_p_points_to): CALLUSED shall not appear in poins-to
26219 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26222 * c-common.c (handle_aligned_attribute): Properly check alignment
26223 overflow. Use (1U << i) instead of (1 << i).
26225 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
26227 * expr.h (get_mem_align_offset): Updated.
26229 * tree.h (tree_decl_common): Change align to "unsigned int" and
26230 move it before pointer_alias_set.
26232 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26233 Jakub Jelinek <jakub@redhat.com>
26236 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
26237 gr_register_operand with gr_reg_or_0_operand.
26238 (cmpxchg_rel_di): Likewise.
26239 (sync_lock_test_and_set<mode>): Likewise.
26241 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26243 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
26244 (true_regnum): Likewise.
26246 * rtlanal.c (subreg_info): Moved to ...
26247 * rtl.h (subreg_info): Here. New.
26248 (subreg_get_info): New.
26250 * rtlanal.c (subreg_get_info): Make it extern.
26252 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26255 * config/i386/i386.c (ix86_abi): New.
26256 (override_options): Handle -mabi=.
26257 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
26258 (ix86_call_abi_override): Likewise.
26259 (init_cumulative_args): Likewise.
26260 (function_arg_advance): Likewise.
26261 (function_arg_64): Likewise.
26262 (function_arg): Likewise.
26263 (ix86_pass_by_reference): Likewise.
26264 (ix86_function_value_regno_p): Likewise.
26265 (ix86_build_builtin_va_list_abi): Likewise.
26266 (setup_incoming_varargs_64): Likewise.
26267 (is_va_list_char_pointer): Likewise.
26268 (ix86_init_machine_status): Likewise.
26269 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
26270 (ix86_function_type_abi): Return enum calling_abi. Rewrite
26271 for 64bit. Replace DEFAULT_ABI with ix86_abi.
26272 (ix86_function_abi): Make it static and return enum calling_abi.
26273 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
26275 (ix86_fn_abi_va_list): Updated.
26277 * config/i386/i386.h (ix86_abi): New.
26278 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
26279 (CONDITIONAL_REGISTER_USAGE): Likewise.
26280 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
26281 (machine_function): Likewise.
26283 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
26285 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
26286 (STACK_BOUNDARY): Likewise.
26287 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
26289 * config/i386/i386.opt (mabi=): New.
26291 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
26292 return enum calling_abi.
26293 (ix86_function_type_abi): Likewise.
26294 (ix86_function_abi): Removed.
26296 * doc/invoke.texi: Document -mabi= option for x86.
26298 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26300 * builtins.c (real_dconstp): Delete.
26301 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
26303 2009-03-27 Dodji Seketeli <dodji@redhat.com>
26304 Jakub Jelinek <jakub@redhat.com>
26307 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
26308 (gen_subprogram_die): When a function is explicit, generate the
26309 DW_AT_explicit attribute.
26310 * langhooks.h (struct lang_hooks_for_decls): Add
26311 function_decl_explicit_p langhook.
26312 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
26313 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
26315 2009-03-27 Jakub Jelinek <jakub@redhat.com>
26317 * builtins.c (fold_builtin_memory_op): Optimize memmove
26318 into memcpy if we can prove source and destination don't overlap.
26320 * tree-inline.c: Include gt-tree-inline.h.
26321 (clone_fn_id_num): New variable.
26322 (clone_function_name): New function.
26323 (tree_function_versioning): Use it.
26324 * Makefile.in (GTFILES): Add tree-inline.c.
26326 2009-03-27 Mark Mitchell <mark@codesourcery.com>
26328 * BASE-VER: Change to 4.5.0.
26330 2009-03-27 Xinliang David Li <davidxl@google.com>
26332 PR tree-optimization/39557
26333 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
26335 2009-03-27 Xinliang David Li <davidxl@google.com>
26337 PR tree-optimization/39548
26338 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
26341 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26343 * c-common.c (pointer_int_sum): Use %wd on return from
26346 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
26348 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
26349 on return from tree_low_cst.
26351 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
26354 * ginclude/stdarg.h (va_copy): Define also for
26355 __GXX_EXPERIMENTAL_CXX0X__.
26357 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26360 * builtins.h (c_strlen): Do not warn here.
26361 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
26362 * c-common.c (pointer_int_sum): Take an explicit location.
26363 Warn about offsets out of bounds.
26364 * c-common.h (pointer_int_sum): Adjust declaration.
26366 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26368 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
26371 2009-03-26 Jakub Jelinek <jakub@redhat.com>
26374 * opts.c (warn_if_disallowed_function_p): Don't assume
26375 get_callee_fndecl must return non-NULL.
26377 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
26379 PR rtl-optimization/39522
26380 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
26381 when reg_reloaded_valid is set.
26383 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26385 * config/spu/divv2df3.c: New file.
26386 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
26387 (DPBIT_FUNCS): Filter out _div_df.
26389 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
26391 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
26392 a jump insn, count that jump in the distance to the loop start.
26394 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
26397 * config/sh/sh.c (calc_live_regs): Fix condition for global
26398 registers except PIC_OFFSET_TABLE_REGNUM.
26400 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
26403 * doc/invoke.texi (-mconsole): New.
26405 (-mno-cygwin): New.
26407 (-mnop-fun-dllimport): New.
26411 (sub section "i386 and x86-64 Windows Options"): New.
26413 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
26415 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
26416 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
26418 2009-03-25 Richard Guenther <rguenther@suse.de>
26420 PR middle-end/39497
26421 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
26424 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
26426 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
26427 neither of haifa/selective schedulers are working.
26429 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26431 * doc/invoke.texi (Debugging Options): Fix description of
26432 -fno-merge-debug-strings.
26434 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
26436 * config/cris/libgcc.ver: New version-script.
26437 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
26439 * configure.ac <GAS features, nop mnemonic>: Add pattern
26440 crisv32-*-* for "nop".
26441 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
26442 * configure: Regenerate.
26444 2009-03-24 Ira Rosen <irar@il.ibm.com>
26446 PR tree-optimization/39529
26447 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
26448 mark_sym_for_renaming for the tag copied to the new vector
26451 2009-03-24 Arthur Loiret <aloiret@debian.org>
26453 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
26454 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
26455 EXTRA_SPEC_FUNCTIONS.
26456 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
26457 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
26458 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
26459 -march and -mtune options.
26461 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
26463 * config/m68k/t-rtems: Add m5329 multilib.
26465 2009-03-24 Dodji Seketeli <dodji@redhat.com>
26466 Jakub Jelinek <jakub@redhat.com>
26469 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
26472 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26475 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
26476 instead of c_parser_expression_conv, if original_code isn't one of the
26477 4 allowed comparison codes, fail.
26479 2009-03-23 Richard Guenther <rguenther@suse.de>
26481 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26482 * tree.h (struct tree_type): Likewise.
26483 * reload.h (struct insn_chain): Likewise.
26484 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26485 * function.h (struct function): Likewise.
26486 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26488 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26490 PR tree-optimization/39516
26491 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26493 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26495 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26496 should be set true if BITS_PER_WORD of target is bigger than 32
26498 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26500 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26501 Translate -B-options to -rpath-link. Correct existing
26502 rpath-link and conditionalize on !nostdlib.
26504 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26506 * doc/extend.texi (Function Attributes, Variable Attributes):
26508 * doc/invoke.texi (Debugging Options, Optimize Options)
26509 (i386 and x86-64 Options, MCore Options): Likewise.
26511 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26514 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26515 it for block local namespace aliases.
26516 (gen_decl_die): Pass context_die to gen_namespace_die.
26518 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26521 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26522 minimum or maximum value.
26524 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26526 * reginfo.c (globalize_reg): Recompute derived reg sets.
26528 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26531 * libgcc2.c (mprotect): Do not use signed arguments for
26532 VirtualProtect, use DWORD arguments. Also fix the 'may
26533 be used uninitialized' warning for the np variable.
26535 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26538 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26539 functions using regparm calling conventions when not optimizing.
26540 (ix86_function_sseregparm): Similarly for sseregparm calling
26543 2009-03-19 Li Feng <nemokingdom@gmail.com>
26545 PR middle-end/39500
26546 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26547 dependence if the first conflict is after niter iterations.
26549 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26551 PR middle-end/38609
26552 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26553 functions with dynamic stack-pointer adjustments.
26555 2009-03-19 Ben Elliston <bje@au.ibm.com>
26557 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26558 option; change to -msdata=data.
26560 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26562 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26565 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26568 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26570 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26572 * doc/invoke.texi (Code Gen Options): Expand discussion of
26575 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26577 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26578 * matrix-reorg.c (struct matrix_info): Likewise.
26579 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26580 * rtl.h (struct mem_attrs): Likewise.
26581 * df.h (struct df): Likewise.
26582 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26583 * ira-int.h (struct ira_allocno): Likewise.
26584 * df-scan.c (struct df_collection_rec): Likewise.
26585 * ira.c (struct equivalence): Likewise.
26586 * function.c (struct temp_slot): Likewise.
26587 * cfgloop.h (struct loop): Likewise.
26590 * function.c (use_register_for_decl): When not optimizing, disregard
26591 register keyword for variables with types containing methods.
26593 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26595 PR middle-end/39447
26596 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26597 (is_simple_operand): Call contains_component_ref_p before calling data
26598 reference analysis that would fail on COMPONENT_REFs.
26600 * tree-vrp.c (search_for_addr_array): Fix formatting.
26602 2009-03-18 Richard Guenther <rguenther@suse.de>
26604 * tree-vect-transform.c (vect_loop_versioning): Fold the
26605 generated comparisons.
26606 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26607 (slpeel_tree_peel_loop_to_edge): Likewise.
26609 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26611 PR middle-end/37805
26612 * opts.c (print_specific_help): In addition to `undocumented',
26613 accept `separate' and `joined' flags if passed alone. Describe
26614 output by the first matched one of those.
26615 (common_handle_option): Skip over empty strings.
26616 * gcc.c (display_help): Fix help string for `--help='.
26617 * doc/invoke.texi (Option Summary, Overall Options): With
26618 `--help=', classes and qualifiers can both be repeated, but
26619 only the latter can be negated. One should not pass only
26620 negated qualifiers. Fix markup and examples.
26623 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26624 PR middle-end/37805
26625 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26626 and -fhelp=separate.
26628 2009-03-17 Jing Yu <jingyu@google.com>
26630 PR middle-end/39378
26631 * function.h (struct rtl_data): Move is_thunk from here...
26632 (struct function): ...to here.
26633 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26634 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26636 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26638 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26639 (alpha_output_function_end_prologue): Likewise.
26640 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26641 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26642 (rs6000_output_function_epilogue): Likewise.
26643 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26645 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26648 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26649 from different units in a single alternative.
26650 (*truncdfsf_i387): Ditto.
26651 (*truncxfsf2_mixed): Ditto.
26652 (*truncxfdf2_mixed): Ditto.
26654 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26656 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26657 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26660 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26661 unused non-artificial variables when not optimizing.
26664 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26665 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26666 NAMESPACE_DECL in its DECL_INITIAL.
26668 PR middle-end/39443
26669 * optabs.c (set_user_assembler_libfunc): New function.
26670 * expr.h (set_user_assembler_libfunc): New prototype.
26671 * c-common.c: Include libfuncs.h.
26672 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26673 for memcmp, memset, memcpy, memmove and abort.
26674 * Makefile.in (c-common.o): Depend on libfuncs.h.
26677 * dwarf2out.c (gen_inlined_enumeration_type_die,
26678 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26679 gen_tagged_type_instantiation_die): Removed.
26680 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26683 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26686 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26688 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26689 (check-parallel-%): Ditto.
26690 (check-consistency): Ditto.
26692 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26694 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26695 local variable rhs by NULL_TREE.
26697 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26700 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26702 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26705 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26707 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26710 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26711 for ms->sysv ABI calls only in 64bit mode.
26713 * config/i386/i386.md (untyped_call): Support 32bit.
26715 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26717 * doc/extend.texi: Replace x86_65 with x86_64.
26719 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26721 PR tree-optimization/39455
26722 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26723 mismatches for POINTER_TYPE_P (type).
26724 (number_of_iterations_le): Likewise.
26726 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26728 * config/picochip/picochip.c: Removed profiling support.
26729 * config/picochip/picochip.md: Removed profiling instruction.
26730 * config/picochip/picochip.h: Removed profiling builtin.
26732 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26734 * doc/install.texi (--with-host-libstdcxx): Document.
26736 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26739 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26740 generate a warning if the function name does not begin with
26741 "__vector" and the function has either the 'signal' or 'interrupt'
26742 attribute, from here to ...
26743 (avr_declare_function_name): ...here. New function.
26744 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26745 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26747 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26750 * cse.c (fold_rtx): Don't modify original const_arg1 when
26751 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26752 separate variable instead.
26753 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26754 from out of range shift counts.
26755 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26757 2009-03-13 Catherine Moore <clm@codesourcery.com>
26759 * config/i386/x-mingw32 (host-mingw32.o): Replace
26760 diagnostic.h with $(DIAGNOSTIC_H).
26762 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26765 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26767 * config/i386/sync.md (sync_compare_and_swap<mode>,
26768 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26769 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26771 (sync_double_compare_and_swapdi_pic,
26772 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26773 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26775 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26778 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26780 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26783 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26784 (avx_addsubv4df3): Likewise.
26785 (*avx_addsubv4sf3): Likewise.
26786 (sse3_addsubv4sf3): Likewise.
26788 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26791 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26793 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26796 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26797 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26798 registers for allocnos created from user-defined variables.
26800 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26803 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26804 of non-integer mode as well.
26806 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26808 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26809 for functions for which the parameter types are unknown.
26811 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26814 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26815 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26816 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26817 * config/i386/i386.c (ix86_local_alignment): For
26818 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26819 long long variables on the stack to avoid dynamic realignment.
26820 Allow the first argument to be a decl rather than type.
26821 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26823 2009-03-11 Nick Clifton <nickc@redhat.com>
26826 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26828 Add description to mno-lsim option.
26829 * config/mcore/mcore.h: Remove comment about deprecated m4align
26831 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26832 * doc/invoke.texi: Add description of mno-lsim and
26833 mstack-increment options.
26835 * config/fr30/fr30.opt: Document the -mno-lsim option.
26836 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26837 and -mno-lsim options.
26839 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26841 * fold-const.c (fold_comparison): Only call fold_inf_compare
26842 if the mode supports infinities.
26844 2009-03-11 Jason Merrill <jason@redhat.com>
26847 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26848 end already did. Notice GIMPLE_CALL modifications of the result.
26849 Don't copy debug information from an ignored decl or a decl from
26852 2009-03-10 Richard Guenther <rguenther@suse.de>
26853 Nathan Froyd <froydnj@codesourcery.com>
26855 PR middle-end/37850
26856 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26857 (__divMODE3): Likewise.
26859 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26861 PR tree-optimization/39394
26862 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26863 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26865 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26867 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26868 inline asms for register asm ("") declarations.
26870 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26872 * fold-const.c (fold_unary): Fix comment.
26874 2009-03-07 Jan Hubicka <jh@suse.cz>
26877 * tree-inline.c (setup_one_parameter): Do replacement of const
26878 argument by constant in SSA form.
26880 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26882 PR middle-end/38028
26883 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26884 determine alignment passed to assign_stack_local.
26885 (assign_parms_unsplit_complex): Likewise.
26886 * except.c (sjlj_build_landing_pads): Likewise.
26888 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26890 PR middle-end/39360
26891 * tree-flow.h (add_referenced_var): Return bool instead of void.
26892 * tree-dfa.c (add_referenced_var): Return result of
26893 referenced_var_check_and_insert call.
26894 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26895 of referenced_var_check_and_insert.
26898 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26899 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26900 DIE, don't emit it if abstract origin already has it.
26901 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26902 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26904 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26906 * genpreds.c (needs_variable): Fix parentheses at variable name
26908 (write_tm_constrs_h): Indent generated code.
26910 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26912 * doc/extend.texi (Function Attributes): Add documentation
26913 for isr attributes.
26915 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26918 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26919 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26921 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26923 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26926 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26929 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26930 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26932 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26934 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26935 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26936 constants instead of magic numbers.
26937 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26939 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26940 (x86_64_ms_abi_int_parameter_registers): Ditto.
26941 (x86_64_int_return_registers): Ditto.
26942 (ix86_maybe_switch_abi): Ditto.
26943 (ix86_expand_call): Ditto for clobbered_registers array.
26944 (ix86_hard_regno_mode_ok): Ditto.
26945 (x86_extended_QIreg_mentioned_p): Ditto.
26947 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26949 PR tree-optimization/39349
26950 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26952 * combine.c (gen_lowpart_for_combine): Use omode when generating
26955 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26957 PR rtl-optimization/39235
26958 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26960 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26962 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26964 2009-03-04 Richard Guenther <rguenther@suse.de>
26966 PR tree-optimization/39362
26967 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26968 that occur in abnormal PHIs should be varying.
26970 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26972 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26974 (simple_iv): Take loop as an argument instead of statement.
26975 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26976 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26978 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26980 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26981 * matrix-reorg.c (analyze_transpose): Ditto.
26982 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26983 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26984 * tree-predcom.c (ref_at_iteration): Ditto.
26985 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26987 2009-03-04 Richard Guenther <rguenther@suse.de>
26989 PR tree-optimization/39358
26990 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26991 escaped_id and callused_id.
26992 (solve_graph): Likewise.
26994 2009-03-04 Richard Guenther <rguenther@suse.de>
26996 PR tree-optimization/39339
26997 * tree-sra.c (try_instantiate_multiple_fields): Make it
26998 no longer ICE on the above.
27000 2009-03-03 Joseph Myers <joseph@codesourcery.com>
27002 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
27003 that fits within Pmode.
27005 2009-03-03 Steve Ellcey <sje@cup.hp.com>
27007 PR middle-end/10109
27008 * tm.texi (LIBCALL_VALUE): Update description.
27010 2009-03-03 Steve Ellcey <sje@cup.hp.com>
27012 PR middle-end/34443
27013 * doc/extend.texi (section): Update description.
27015 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
27017 PR middle-end/39345
27018 * tree-inline.c (remapped_type): New.
27019 (can_be_nonlocal): Call remapped_type instead of remap_type.
27021 2009-03-03 Jakub Jelinek <jakub@redhat.com>
27024 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
27025 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
27027 2009-03-03 Richard Guenther <rguenther@suse.de>
27029 PR middle-end/39272
27030 * tree.c (tree_nonartificial_location): New function.
27031 * tree.h (tree_nonartificial_location): Declare.
27032 * builtins.c (expand_builtin_memory_chk): Provide location
27033 of the call location for artificial function pieces.
27034 (maybe_emit_chk_warning): Likewise.
27035 (maybe_emit_sprintf_chk_warning): Likewise.
27036 (maybe_emit_free_warning): Likewise.
27037 * expr.c (expand_expr_real_1): Likewise.
27039 2009-03-03 Jakub Jelinek <jakub@redhat.com>
27041 PR tree-optimization/39343
27042 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
27043 COMPONENT_REF t has ARRAY_TYPE.
27045 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
27047 PR middle-end/39335
27048 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
27049 when the type precision of the induction variable should be
27050 larger than the type precision of nit.
27051 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
27052 * graphite.c (graphite_loop_normal_form): Same.
27053 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
27055 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
27057 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
27058 (*call_1_rex64_ms_sysv): Use named constants instead of magic
27059 numbers to describe clobbered registers.
27060 (*call_value_0_rex64_ms_sysv): Ditto.
27061 * config/i386/mmx.md (mmx_emms): Ditto.
27062 (mmx_femms): Ditto.
27064 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
27066 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
27069 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27071 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
27072 (spu_section_type_flags): New function.
27074 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
27076 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
27077 reg_class_contents of FLOAT_REGS into a temporary.
27079 2009-03-02 Richard Guenther <rguenther@suse.de>
27080 Ira Rosen <irar@il.ibm.com>
27082 PR tree-optimization/39318
27083 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
27084 information to the vectorized statement.
27086 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
27088 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
27089 variable. Use defined names instead of magic constants for REX SSE
27092 2009-03-01 Richard Guenther <rguenther@suse.de>
27094 PR tree-optimization/39331
27095 * omp-low.c (lower_send_shared_vars): Do not receive new
27096 values for the reference of DECL_BY_REFERENCE parms or results.
27098 2009-03-01 Jan Hubicka <jh@suse.cz>
27101 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
27102 BLOCK_NONLOCALIZED_VAR): New macros.
27103 (tree_block): Add nonlocalized_vars.
27104 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
27105 gen_decl_die): Add origin argument. Allow generation of die with
27106 origin at hand only.
27107 (gen_member_die, gen_type_die_with_usage, force_decl_die,
27108 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
27110 (gen_block_die): Fix checking for unused blocks.
27111 (process_scope_var): Break out from .... ; work with origins only.
27112 (decls_for_scope) ... here; process nonlocalized list.
27113 (dwarf2out_ignore_block): Look for nonlocalized vars.
27114 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
27116 (dump_scope_block): Dump them.
27117 * tree-inline.c (remap_decls): Handle nonlocalized vars.
27118 (remap_block): Likewise.
27119 (can_be_nonlocal): New predicate.
27120 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
27122 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27124 * configure: Regenerate.
27126 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27128 * optc-gen.awk: No need to duplicate option flags twice.
27129 Reuse help texts for duplicate options which do not have any.
27131 * gcc.c (display_help): Document --version.
27133 * gcc.c (main): If print_help_list and verbose_flag, ensure
27134 driver output comes before subprocess output.
27136 * optc-gen.awk: Assign all remaining fields to help string,
27137 space-separated, for multi-line help in *.opt.
27139 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
27140 -Wno-pedantic-ms-format is for MinGW targets only.
27142 * doc/options.texi (Option file format): Fix bad indentation,
27143 restoring dropped sentence.
27145 2009-02-28 Jan Hubicka <jh@suse.cz>
27147 * tree-inline.c (tree_function_versioning): Output debug info.
27149 2009-02-28 Jan Hubicka <jh@suse.cz>
27152 * tree-inline.c (setup_one_parameter): Do not copy propagate
27153 arguments when not optimizing.
27155 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
27158 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
27159 (avx_addsubv4df3): Likewise.
27160 (*avx_addsubv4sf3): Likewise.
27161 (sse3_addsubv4sf3): Likewise.
27162 (*avx_addsubv2df3): Likewise.
27163 (sse3_addsubv2df3): Likewise.
27164 (avx_unpckhps256): Correct item selectors.
27165 (avx_unpcklps256): Likewise.
27166 (avx_unpckhpd256): Likewise.
27167 (avx_unpcklpd256): Likewise.
27169 2009-02-28 Jan Hubicka <jh@suse.cz>
27171 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
27173 (copy_arguments_for_versioning): If var is declared don't declare it.
27174 (tree_function_versioning): First setup substitutions and then copy
27177 2009-02-27 Jan Hubicka <jh@suse.cz>
27180 * cgraph.h (varpool_output_debug_info): Remove.
27181 * cgraphunit.c (varpool_output_debug_info): Remove.
27182 * dwarf2out.c (deferred_locations_struct): New struct
27183 (deferred_locations): New type.
27184 (deferred_locations_list): New static var.
27185 (deffer_location): New function.
27186 (gen_variable_die): Use it.
27187 (decls_for_scope): Output info on local static vars.
27188 (dwarf2out_finish): Process deferred locations.
27189 * varpool.c (varpool_output_debug_info): Remove.
27191 2009-02-27 Jan Hubicka <jh@suse.cz>
27194 * tree.h (TREE_PROTECTED): Fix comment.
27195 (BLOCK_HANDLER_BLOCK): Remove.
27196 (struct tree_block): Remove handler_block add body_block.
27197 (inlined_function_outer_scope_p): New.
27198 (is_body_block): Remove.
27199 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
27200 * dwarf2out.c (is_inlined_entry_point): Remove.
27201 (add_high_low_attributes): Use inlined_function_outer_scope_p.
27202 (gen_block_die): Use is_inlined_entry_point check. Remove body block
27204 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
27205 * gimplify.c (gimplify_expr): Gimplify body blocks.
27206 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
27207 block with multiple subblocks.
27208 (dump_scope_block): Prettier output; dump more flags and info.
27209 (dump_scope_blocks): New.
27210 (remove_unused_locals): Use dump_scope_blocks.
27211 * tree-flow.h (dump_scope_blocks): Declare.
27212 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
27213 * stmt.c (is_body_block): Remove.
27214 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
27215 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
27217 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
27219 PR middle-end/39308
27220 * graphite.c (graphite_loop_normal_form): Do not call
27221 number_of_iterations_exit from a gcc_assert.
27223 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
27225 * config/s390/s390.c (s390_swap_cmp): Look for conditional
27226 jumps if COND is NULL.
27227 (find_cond_jump): New function.
27228 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
27229 * config/s390/s390.md: Remove z10_cobra attribute value.
27231 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
27233 * config/alpha/alpha.h (alpha_expand_mov): Return false if
27234 force_const_mem returns NULL_RTX.
27236 2009-02-26 Jan Hubicka <jh@suse.cz>
27239 * cgraph.h (varpool_output_debug_info): Remove.
27240 * cgraphunit.c (varpool_output_debug_info): Remove.
27241 * dwarf2out.c (deferred_locations_struct): New struct
27242 (deferred_locations): New type.
27243 (deferred_locations_list): New static var.
27244 (deffer_location): New function.
27245 (gen_variable_die): Use it.
27246 (decls_for_scope): Output info on local static vars.
27247 (dwarf2out_finish): Process deferred locations.
27248 * varpool.c (varpool_output_debug_info): Remove.
27250 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
27252 PR rtl-optimization/39241
27253 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
27254 to subreg_offset_representable_p.
27256 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
27258 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
27259 execute function prototype. Get f and nregs from max_reg_num
27260 and get_insns. Remove the first backward pass as it's dead,
27261 guard the forward pass by flag_expensive_optimizations.
27262 (rest_of_handle_regmove): Delete.
27263 (pass_regmove): Replace it with regmove_optimize.
27265 2009-02-25 Martin Jambor <mjambor@suse.cz>
27267 PR tree-optimization/39259
27268 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
27269 calls_alloca function flags.
27270 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
27271 calls are detected.
27273 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
27275 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
27276 flags_set_1_rtx, flags_set_1_set): Delete.
27277 (regmove_optimize): Do not call mark_flags_life_zones.
27279 2009-02-24 Julian Brown <julian@codesourcery.com>
27282 * config/arm/arm.c (require_pic_register): Only set
27283 cfun->machine->pic_reg once per function.
27285 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
27287 * doc/invoke.texi (Link Options): Document an easier way to pass
27288 options that take arguments to the GNU linker using -Xlinker and -Wl.
27290 2009-02-24 Steve Ellcey <sje@cup.hp.com>
27293 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
27295 2009-02-24 Richard Guenther <rguenther@suse.de>
27298 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
27300 2009-02-24 Richard Guenther <rguenther@suse.de>
27301 Zdenek Dvorak <ook@ucw.cz>
27303 PR tree-optimization/39233
27304 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
27305 from converting them to a generic type.
27307 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
27309 PR tree-optimization/39260
27310 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
27311 contains a condition with a real type.
27312 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
27314 2009-02-23 Jason Merrill <jason@redhat.com>
27317 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
27318 narrowing_initializer_constant_valid_p.
27319 (narrowing_initializer_constant_valid_p): Don't return
27320 null_pointer_node for adding a pointer to itself.
27322 2009-02-23 Jan Hubicka <jh@suse.cz>
27325 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
27328 2009-02-23 Jan Hubicka <jh@suse.cz>
27330 PR tree-optimization/37709
27331 * tree.c (block_ultimate_origin): Move here from dwarf2out.
27332 * tree.h (block_ultimate_origin): Declare.
27333 * dwarf2out.c (block_ultimate_origin): Move to tree.c
27334 * tree-ssa-live.c (remove_unused_scope_block_p):
27335 Eliminate blocks containig no instructions nor live variables nor
27337 (dump_scope_block): New function.
27338 (remove_unused_locals): Enable removal of dead blocks by default;
27339 enable dumping at TDF_DETAILS.
27341 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27343 * config/i386/i386.c (classify_argument): Don't allow COImode
27345 (function_arg_advance_32): Don't allow OImode.
27346 (function_arg_32): Likewise.
27347 (function_value_32): Likewise.
27348 (return_in_memory_32): Likewise.
27349 (function_arg_64): Remove OImode comment.
27351 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27354 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
27355 ix86_expand_vector_set for V4DImode in 64bit mode only.
27356 (ix86_expand_vector_init_one_var): Likewise.
27358 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
27360 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
27362 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27365 * loop-iv.c: Revert last change.
27366 * emit-rtl.c: Likewise.
27368 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27371 * config/i386/i386.c (type_natural_mode): Remove an extra
27372 space in the warning message.
27373 (function_value_32): Handle 32-byte vector modes.
27374 (return_in_memory_32): Likewise.
27376 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27378 * loop-iv.c (truncate_value): New function.
27379 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
27381 (lowpart_subreg): Move to...
27382 * emit-rtl.c: ...here.
27384 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
27386 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
27387 accidental and undocumented change at revision 140860.
27389 2009-02-21 Joseph Myers <joseph@codesourcery.com>
27391 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
27392 take gimple_seq * arguments.
27393 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
27394 types_compatible_p langhook.
27396 2009-02-20 Mark Mitchell <mark@codesourcery.com>
27397 Joseph Myers <joseph@codesourcery.com>
27399 * config/arm/arm.c (arm_builtin_va_list): New function.
27400 (arm_expand_builtin_va_start): Likewise.
27401 (arm_gimplify_va_arg_expr): Likewise.
27402 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
27403 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
27404 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
27405 (va_list_type): New variable.
27406 (arm_mangle_type): Mangle va_list_type appropriately.
27408 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27410 PR middle-end/39157
27411 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
27412 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
27413 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
27414 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
27415 parameter to 1000 for -O1 by default.
27416 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
27418 * loop-invariant.c: Include params.h.
27419 (move_loop_invariants): Don't call move_single_loop_invariants on
27422 2009-02-20 Jaka Mocnik <jaka@xlab.si>
27424 * calls.c (emit_library_call_value_1): Use slot_offset instead of
27425 offset when calculating bounds for indexing stack_usage_map. Fixes
27426 a buffer overflow with certain target setups.
27428 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27431 * calls.c (expand_call): Clear try_tail_call if caller and callee
27432 disagree in promotion of function return value.
27434 2009-02-19 Jakub Jelinek <jakub@redhat.com>
27437 * c-common.c (c_determine_visibility): If visibility changed and
27438 DECL_RTL has been already set, call make_decl_rtl to update symbol
27441 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
27444 * varasm.c (assemble_variable): Don't check DECL_NAME when
27445 globalizing a variable.
27447 2009-02-19 Joseph Myers <joseph@codesourcery.com>
27450 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
27451 expression before any __builtin_trap call.
27452 * c-typeck.c (build_function_call): Convert and check function
27453 arguments before generating a call to a trap. Evaluate the
27454 function arguments before the trap.
27456 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
27459 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
27460 (UNSPEC_FXAM_MEM): New unspec.
27461 (fxam<mode>2_i387_with_temp): New insn and split pattern.
27462 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
27463 memory using fxam<mode>2_i387_with_temp to remove excess precision.
27465 2009-02-19 Richard Guenther <rguenther@suse.de>
27467 PR tree-optimization/39207
27468 PR tree-optimization/39074
27469 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
27470 storedanything_tree): New.
27471 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
27472 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
27473 (build_succ_graph): Add edges from STOREDANYTHING to all
27475 (init_base_vars): Initialize STOREDANYTHING.
27476 (compute_points_to_sets): Free substitution info after
27477 building the succ graph.
27478 (ipa_pta_execute): Likewise.
27480 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27482 (do_ds_constraint): Do not add to special var or non-pointer
27484 (type_could_have_pointers): Split out from ...
27485 (could_have_pointers): ... here. For arrays use the element type.
27486 (create_variable_info_for): Initialize may_have_pointers.
27487 (new_var_info): Likewise.
27488 (handle_lhs_call): Make the HEAP variable unknown-sized.
27489 (intra_create_variable_infos): Use a type with pointers for
27490 PARM_NOALIAS, make it unknown-sized.
27492 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27495 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27497 2009-02-18 Jason Merrill <jason@redhat.com>
27500 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27501 value if DECL_EXTERNAL.
27502 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27503 * target.h (gcc_target::binds_local_p): Clarify "module".
27504 * tree.h (TREE_PUBLIC): Clarify "module".
27506 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27509 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27510 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27512 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27515 * c.opt (Wabi): Support C and ObjC.
27518 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27520 * config/i386/i386.c (classify_argument): Warn once about the ABI
27521 change when passing union with long double.
27523 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27525 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27528 * c-parser.c (c_parser_compound_statement): Always enter and leave
27531 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27534 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27536 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27538 PR tree-optimization/36922
27539 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27540 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27543 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27545 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27548 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27550 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27552 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27554 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27557 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27558 Richard Sandiford <rdsandiford@googlemail.com>
27560 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27561 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27562 (loongson_biadd): ...this.
27564 2009-02-17 Richard Guenther <rguenther@suse.de>
27566 PR tree-optimization/39202
27567 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27568 a var make sure to follow existing collapses.
27570 2009-02-17 Richard Guenther <rguenther@suse.de>
27572 PR middle-end/39214
27573 * langhooks.c (lhd_print_error_function): Check for NULL block.
27575 2009-02-17 Richard Guenther <rguenther@suse.de>
27577 PR tree-optimization/39204
27578 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27581 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27583 * config/soft-fp/double.h: Update from glibc CVS.
27585 2009-02-17 Richard Guenther <rguenther@suse.de>
27587 PR tree-optimization/39207
27588 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27589 strict-aliasing warnings for pointers pointing to NULL.
27591 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27594 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27595 skipping until next close brace.
27597 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27600 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27601 to function argument boundary.
27603 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27605 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27606 in the lea_add. Reload eventually constraints it properly.
27607 * config/picochip/constraints.md: Remove the target constraint
27608 "b", since it is not needed anymore.
27610 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27612 * gthr-dce.h: Uglify function parameter and local variable names.
27613 * gthr-gnat.h: Likewise.
27614 * gthr-mipssde.h: Likewise.
27615 * gthr-nks.h: Likewise.
27616 * gthr-posix95.h: Likewise.
27617 * gthr-posix.h: Likewise.
27618 * gthr-rtems.h: Likewise.
27619 * gthr-single.h: Likewise.
27620 * gthr-solaris.h: Likewise.
27621 * gthr-tpf.h: Likewise.
27622 * gthr-vxworks.h: Likewise.
27623 * gthr-win32.h: Likewise.
27625 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27628 * config/i386/i386.md: Restrict the new peephole2 to move
27629 between MMX/SSE registers.
27631 2009-02-15 Richard Guenther <rguenther@suse.de>
27634 2009-02-13 Richard Guenther <rguenther@suse.de>
27636 * configure.ac: Enable LFS.
27637 * configure: Re-generate.
27638 * config.in: Likewise.
27640 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27642 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27643 spu_srqwbyte, spu_srqwbytebc): Define.
27644 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27645 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27646 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27647 "shrqby_<mode>"): New insn-and-split patterns.
27648 * config/spu/spu.c (expand_builtin_args): Determine and return
27649 number of operands using spu_builtin_description data.
27650 (spu_expand_builtin_1): Use it.
27652 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27655 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27658 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27661 * config/i386/i386.c (override_options): Correct warning
27662 messages for -malign-loops, -malign-jumps and -malign-functions.
27664 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27667 * config/i386/i386.md: Restrict the new peephole2 to move
27668 between the general purpose registers.
27670 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27673 * config/i386/i386.c (type_natural_mode): Add a new argument.
27674 Return the original mode and warn ABI change if vector size is 32byte.
27675 (function_arg_advance): Updated.
27676 (function_arg): Likewise.
27677 (ix86_function_value): Likewise.
27678 (ix86_return_in_memory): Likewise.
27679 (ix86_sol10_return_in_memory): Likewise.
27680 (ix86_gimplify_va_arg): Likewise.
27681 (function_arg_32): Don't warn ABX ABI change here.
27682 (function_arg_64): Likewise.
27684 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27686 * loop-iv.c (implies_p): In the final case, test that operands 0
27687 of the two comparisons match.
27689 * config/bfin/bfin.c (find_prev_insn_start): New function.
27690 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27691 (find_next_insn_start): Move.
27693 2009-02-13 Richard Guenther <rguenther@suse.de>
27695 * configure.ac: Enable LFS.
27696 * configure: Re-generate.
27697 * config.in: Likewise.
27699 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27702 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27703 sizes on syntax error after some arguments have been parsed.
27705 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27707 * doc/invoke.texi (-fira): Remove.
27709 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27711 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27712 * recog.c: Likewise.
27715 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27717 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27718 (umul_ppmm): Likewise.
27719 (count_leading_zeros): Likewise.
27720 (count_trailing_zeros): Likewise.
27721 (UMUL_TIME): Likewise.
27723 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27725 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27726 soft-fp/t-softfp to tmake_file.
27728 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27729 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27730 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27731 IA64_BUILTIN_INFQ]: New.
27732 (ia64_init_builtins): Initialize __builtin_infq,
27733 __builtin_fabsq and __builtin_copysignq if not HPUX.
27734 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27735 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27737 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27739 (__fixtfti): Likewise.
27740 (__fixunstfti): Likewise.
27741 (__floattitf): Likewise.
27743 * config/ia64/libgcc-glibc.ver: New.
27744 * config/ia64/t-fprules-softfp: Likewise.
27745 * config/ia64/sfp-machine.h: Likewise.
27747 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27748 (LIBGCC2_TF_CEXT): Likewise.
27749 (TF_SIZE): Likewise.
27750 (TARGET_INIT_LIBFUNCS): Likewise.
27752 * config/ia64/t-glibc (SHLINB_MAPFILES):
27753 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27755 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27757 * config/i386/i386.c (construct_container): Rewrite processing
27758 BLKmode with X86_64_SSE_CLASS.
27760 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27763 * config/i386/i386.md: Replace simplify_replace_rtx with
27764 replace_rtx in the new peephole2.
27766 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27768 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27769 loop unrolling do not happen at -O2.
27771 2009-02-12 Michael Matz <matz@suse.de>
27773 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27775 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27777 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27780 2009-02-12 Ben Elliston <bje@au.ibm.com>
27782 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27783 patterns when updating the back chain. Missed in the 2009-02-10
27786 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27788 * doc/extend.texi (Decimal Floating Types): Update identifier of
27789 draft TR and list of missing support.
27791 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27793 PR middle-end/39154
27794 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27795 bit to variable length decl's flags, add it also to its
27796 pointer replacement variable.
27798 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27799 Jakub Jelinek <jakub@redhat.com>
27802 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27803 (memory_blockage): New expander.
27804 (*memory_blockage): New insn pattern.
27805 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27806 instead of general blockage at the end of function prologue when
27807 frame pointer is used to access red zone area. Do not emit blockage
27808 when profiling, it is emitted in generic code.
27809 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27810 function epilogue when frame pointer is used to access red zone area.
27812 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27815 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27816 by arithmetic with memory operands.
27817 * config/i386/predicates.md (commutative_operator): New.
27819 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27821 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27824 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27826 * alias.h (record_alias_subset): Declare.
27827 * alias.c (record_alias_subset): Make global.
27829 2009-02-10 Nick Clifton <nickc@redhat.com>
27831 * tree-parloops.c: Change license to GPLv3.
27832 * ipa-struct-reorg.c: Change license to GPLv3.
27833 * ipa-struct-reorg.h: Change license to GPLv3.
27835 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27838 * c-decl.c (start_struct): Return NULL on error.
27840 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27842 PR middle-end/39124
27843 * cfgloopmanip.c (remove_path): Call remove_bbs after
27844 cancel_loop_tree, not before it.
27847 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27848 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27849 VAR_DECLs were seen.
27850 * tree-ssa-live.c (remove_unused_locals): Recompute
27851 cfun->has_local_explicit_reg_vars.
27852 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27853 copies or clearings if cfun->has_local_explicit_reg_vars.
27855 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27858 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27859 of function prologue when frame pointer is used to access
27862 2009-02-10 Richard Guenther <rguenther@suse.de>
27864 PR middle-end/39127
27865 * gimplify.c (gimple_regimplify_operands): Always look if
27866 we need to create a temporary.
27868 2009-02-10 Richard Guenther <rguenther@suse.de>
27870 PR tree-optimization/39132
27871 * tree-loop-distribution.c (todo): New global var.
27872 (generate_memset_zero): Trigger TODO_rebuild_alias.
27873 (tree_loop_distribution): Return todo.
27875 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27878 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27879 (x86_64_reg_class_name): Removed.
27880 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27881 first one isn't X86_64_SSE_CLASS or any other ones aren't
27882 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27883 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27884 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27885 and 3 X86_64_SSEUP_CLASS.
27886 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27887 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27889 2009-02-10 Ben Elliston <bje@au.ibm.com>
27891 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27892 form instruction to update the stack back chain word, even if the
27893 user has disabled the generation of update instructions.
27894 (movdi_<mode>_update_stack): New.
27895 (movsi_update_stack): Likewise.
27896 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27897 always use an update form instruction to update the stack back
27900 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27902 PR middle-end/38953
27903 * graphite.c (if_region_set_false_region): After moving a region in
27904 the false branch of a condition, remove the empty dummy basic block.
27905 (gloog): Remove wrong fix for PR38953.
27907 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27909 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27910 generation due to implicit sign extension.
27912 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27914 PR middle-end/38981
27915 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27916 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27918 2009-02-09 Richard Guenther <rguenther@suse.de>
27920 PR middle-end/35202
27921 * convert.c (convert_to_real): Disable (float)fn((double)x)
27922 to fnf(x) conversion if errno differences may occur and
27923 -fmath-errno is set.
27925 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27927 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27928 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27929 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27931 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27934 * c-common.c (handle_alias_attribute): Disallow attribute for
27935 anything not a FUNCTION_DECL or VAR_DECL.
27937 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27940 * real.c (do_compare): Special-case compare of zero against
27941 decimal float value.
27943 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27946 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27947 as indicating flexible array members unless the field itself is
27948 being declarared as the incomplete array.
27950 2009-02-06 Jan Hubicka <jh@suse.cz>
27952 PR tree-optimization/38844
27953 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27954 is already inlined.
27956 2009-02-06 Richard Guenther <rguenther@suse.de>
27958 PR middle-end/38977
27959 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27960 fork because we may expand it as __gcov_fork.
27962 2009-02-06 Nick Clifton <nickc@redhat.com>
27964 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27966 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27968 PR tree-optimization/35659
27969 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27970 vn_phi_eq): Shortcut if hashcode does not match.
27971 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27973 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27974 and avoid iterative_hash_expr.
27975 (FOR_EACH_VALUE_ID_IN_SET): New.
27976 (value_id_compare): Remove.
27977 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27978 sort expressions by value id.
27980 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27983 * config/sh/predicates.md (general_movsrc_operand): Don't check
27984 the subreg of system registers here.
27986 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27989 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27990 on the copied decl.
27992 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27994 PR rtl-optimization/39110
27995 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27996 addresses, not aligned ones.
27998 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27999 Richard Guenther <rguenther@suse.de>
28001 PR tree-optimization/39100
28002 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
28003 comment says and add edges.
28005 2009-02-05 Joseph Myers <joseph@codesourcery.com>
28008 * c-common.c (handle_tls_model_attribute): Ignore attribute for
28009 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
28011 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
28013 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
28014 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
28015 register_bb_in_sese, new_sese, free_sese): Moved.
28016 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
28017 outermost_loop_in_scop, build_scop_iteration_domain,
28018 expand_scalar_variables_ssa_name, get_vdef_before_scop,
28019 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
28020 Use loop_in_sese_p instead of loop_in_scop_p.
28021 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
28022 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
28023 (scopdet_basic_block_info): Fix bug in scop detection.
28024 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
28025 eq_loop_to_cloog_loop): Remove.
28026 (nb_loops_around_loop_in_scop, nb_loop
28027 ref_nb_loops): Moved here...
28028 * graphite.h (ref_nb_loops): ... from here.
28029 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
28030 (loop_domain_dim, loop_iteration_vector_dim): Remove.
28031 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
28033 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
28034 Hans-Peter Nilsson <hp@axis.com>
28036 PR rtl-optimization/37889
28037 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
28038 Move offset handling from PLUS to before the switch. Use new
28039 arguments when considering SYMBOL_REFs too.
28040 (rtx_addr_can_trap_p): Pass dummy offset and size.
28041 (enum may_trap_p_flags): Remove.
28042 (may_trap_p_1): Pass size from MEM_SIZE.
28044 PR rtl-optimization/38921
28045 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
28046 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
28047 * rtlanal.c (may_trap_after_code_motion_p): Delete.
28048 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
28050 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
28052 AVX Programming Reference (January, 2009)
28053 * config/i386/sse.md (*vpclmulqdq): New.
28055 2009-02-04 Jakub Jelinek <jakub@redhat.com>
28057 PR tree-optimization/38977
28058 PR gcov-profile/38292
28059 * calls.c (special_function_p): Disregard __builtin_ prefix.
28061 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
28063 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
28064 non-indexable addresses even before reload.
28066 2009-02-03 Joseph Myers <joseph@codesourcery.com>
28069 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
28070 as having variable size. Do not give an error for unnamed
28071 parameters with [*] declarators. Give a warning for type names
28072 with [*] declarators and mark them as variable size.
28073 * c-parser.c (c_parser_sizeof_expression): Do not give an error
28074 for sizeof applied to [*] type names.
28076 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28079 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
28081 2009-02-03 Jakub Jelinek <jakub@redhat.com>
28083 * gcc.c (process_command): Update copyright notice dates.
28084 * gcov.c (print_version): Likewise.
28085 * gcov-dump.c (print_version): Likewise.
28086 * mips-tfile.c (main): Likewise.
28087 * mips-tdump.c (main): Likewise.
28089 2009-02-03 Joseph Myers <joseph@codesourcery.com>
28092 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
28093 for composite type involving a zero-length array type.
28095 2009-02-03 Jakub Jelinek <jakub@redhat.com>
28098 * function.c (match_asm_constraints_1): Skip over
28099 initial optional % in the constraint.
28101 PR inline-asm/39059
28102 * c-parser.c (c_parser_postfix_expression): If fixed point is not
28103 supported, don't accept FIXED_CSTs.
28104 * c-decl.c (finish_declspecs): Error if fixed point is not supported
28105 and _Sat is used without _Fract/_Accum. Set specs->type to
28106 integer_type_node for cts_fract/cts_accum if fixed point is not
28109 2009-02-02 Catherine Moore <clm@codesourcery.com>
28111 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
28113 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
28115 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
28116 (ABI_HAS_64BIT_SYMBOLS): Use it.
28117 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
28119 2009-02-02 Paul Brook <paul@codesourcery.com>
28121 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
28123 2009-02-02 Jakub Jelinek <jakub@redhat.com>
28125 PR inline-asm/39058
28126 * recog.h (asm_operand_ok): Add constraints argument.
28127 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
28128 recurse on matching constraint.
28129 (check_asm_operands): Pass constraints as 3rd argument to
28130 asm_operand_ok. Don't look up matching constraint here.
28131 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
28134 2009-02-02 Ben Elliston <bje@au.ibm.com>
28136 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
28137 TARGET_NARROW_VOLATILE_BITFIELD macro names.
28139 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28141 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
28142 information. Remove some obsolete information. Reorganize.
28144 * config/pa/fptr.c: Revert license to GPL 2.
28145 * config/pa/milli64.S: Likewise.
28147 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
28150 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
28151 LIBRARY name in, instead of hard-coding it.
28152 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
28153 extra target make frag to tmake_files according to EH model.
28154 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
28155 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
28156 frags that define makefile variable EH_MODEL appropriately.
28157 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
28158 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
28159 to "-sjlj" according to type of EH configured.
28160 (LIBGCC_SONAME): Concatenate it to shared library base name.
28161 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
28162 to "_sjlj" according to type of EH configured.
28163 (LIBGCC_SONAME): Concatenate it to shared library base name.
28164 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
28165 (SHLIB_LINK): Add missing semicolon to if-else construct.
28166 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
28167 string value of "pe_dll" command-line option.
28168 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
28169 (SHLIB_SONAME): Use it when overriding t-cygming default.
28170 (SHLIB_IMPLIB): Override t-cygming default.
28171 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
28172 string value of "pe_dll" command-line option.
28174 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
28177 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
28178 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
28180 2009-01-31 Richard Guenther <rguenther@suse.de>
28182 PR tree-optimization/38937
28183 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
28184 computing the transitive closure.
28186 2009-01-30 Richard Guenther <rguenther@suse.de>
28188 PR tree-optimization/39041
28189 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
28190 Propagate variable indices only if the types match for this stmt.
28192 2009-01-30 Jakub Jelinek <jakub@redhat.com>
28195 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
28196 inline but never defined.
28198 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
28200 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
28201 (*insv_h_di_reg_extimm): New insn.
28202 (*insv_l<mode>_reg_extimm): New insn.
28204 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
28206 * config/picochip/picochip.c (flag_conserve_stack): set
28207 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
28208 fconserve-stack. Reduce call-overhead used by inliner.
28210 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
28213 * common.opt (flag_conserve_stack): Initialised to zero.
28215 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
28218 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
28219 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
28222 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
28224 * ira-color.c (allocno_reload_assign): Update comments.
28225 * regmove.c (regmove_optimize): Likewise.
28229 2009-01-29 Robert Millan <rmh@aybabtu.com>
28231 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
28232 * config/i386/kopensolaris-gnu.h: New file. Undefine
28233 `MD_UNWIND_SUPPORT'.
28234 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
28236 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
28238 PR tree-optimization/39007
28239 * tree-loop-distribution.c (generate_builtin): Use
28240 recompute_dominator to compute the immediate dominator of the
28241 basic block just after the loop.
28243 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
28245 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
28246 (ASM_OUTPUT_DWARF_PCREL): Define.
28248 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
28250 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
28251 * doc/passes.texi: Remove entries about regclass, local-alloc, and
28252 global. Modify entries about regmove and IRA.
28254 * ra-conflict.c: Remove the file.
28256 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
28258 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
28259 (pass_regclass_init): Rename to pass_reginfo_init.
28261 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
28263 * toplev.h (flag_ira): Remove.
28265 * caller-save.c (setup_save_areas): Remove flag_ira.
28267 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
28269 * global.c: Remove the file.
28271 * opts.c (decode_options): Remove flag_ira.
28273 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
28275 * regmove.c: Modify file description.
28276 (find_use_as_address, try_auto_increment): Define them only if
28277 AUTO_INC_DEC is defined.
28278 (replacement_quality, replace_in_call_usage, fixup_match_1,
28279 stable_and_no_regs_but_for_p): Remove.
28280 (reg_set_in_bb): Make it static.
28281 (regmove_optimize): Remove flag_ira and code which worked for
28284 * local-alloc.c: Remove the file.
28286 * common.opt (fira): Remove.
28288 * ira.c: Include except.h.
28289 (eliminable_regset): Move from global.c.
28290 (mark_elimination): Ditto. Remove flag_ira.
28291 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
28292 equiv_mem_modified, validate_equiv_mem_from_store,
28293 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
28294 contains_replace_regs, memref_referenced_p, memref_used_between_p,
28295 no_equiv, recorded_label_ref): Move from local-alloc.c.
28296 (update_equiv_regs): Ditto. Make it static.
28297 (print_insn_chain, print_insn_chains): Move it from global.c.
28298 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
28299 (build_insn_chain): Ditto. Make it static.
28300 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
28301 Rename to init_live_subregs.
28302 (gate_ira): Remove flag_ira.
28304 * regclass.c: Rename reginfo.c. Change file description.
28305 (FORBIDDEN_INC_DEC_CLASSES): Remove.
28306 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
28307 (init_reg_sets_1): Remove code for evaluation of
28308 reg_class_superclasses and losing_caller_save_reg_set.
28309 (init_regs): Remove init_reg_autoinc.
28310 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
28311 ok_for_base_p_nonstrict): Remove.
28312 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
28313 (pass_regclass_init): Rename to pass_reginfo_init. Modify
28314 corresponding entries.
28315 (dump_regclass, record_operand_costs, scan_one_insn,
28316 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
28317 record_address_regs, auto_inc_dec_reg_p): Remove.
28318 (gt-regclass.h): Rename to gt-reginfo.h.
28320 * rtl.h (dump_global_regs, retry_global_alloc,
28321 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
28323 * Makefile.in (RA_H): Remove.
28324 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
28325 Rename regclass.o to reginfo.o.
28326 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
28328 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
28329 (GTFILES): Rename regclass.c to reginfo.c.
28331 * passes.c (init_optimization_passes): Remove pass_local_alloc and
28332 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
28334 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28335 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
28337 (finish_spills): Ditto. Remove code for !flag_ira.
28339 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
28341 PR middle-end/35854
28342 * doc/invoke.texi (rtl debug options): Complete rewrite.
28343 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
28345 * mode-switching.c (pass_mode_switching): Rename pass from
28346 "mode-sw" to "mode_sw".
28347 * except.c (pass_convert_to_eh_ranges): Rename pass from
28348 "eh-ranges" to "eh_ranges".
28349 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
28353 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
28354 Alexander Monakov <amonakov@ispras.ru>
28356 PR middle-end/38857
28357 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
28359 (move_exprs_to_boundary): Change return type and pass through
28360 should_move from move_op. Relax assert. Update usage ...
28361 (schedule_expr_on_boundary): ... here. Use should_move instead of
28363 (move_op_orig_expr_found): Indicate that insn was disconnected from
28365 (code_motion_process_successors): Do not call after_merge_succs
28366 callback if original expression was not found when traversing any of
28368 (code_motion_path_driver): Change return type. Update prototype.
28369 (move_op): Update comment. Add a new parameter (should_move). Update
28370 prototype. Set *should_move based on indication provided by
28371 move_op_orig_expr_found.
28373 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
28375 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
28376 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
28377 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
28378 * config/rs6000/rs6000.c (rs6000_override_options): Default
28379 avoid-indexed-addresses on for Power6, off for everything else.
28380 (avoiding_indexed_address_p): New function.
28381 (rs6000_legitimize_address): Use it.
28382 (rs6000_legitimate_address): Likewise.
28383 * config/rs6000/rs6000.md (movXX_updateX): Likewise
28385 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
28387 PR tree-optimization/38997
28388 * tree-loop-distribution.c (generate_memset_zero): Use
28389 POINTER_PLUS_EXPR for a pointer addition.
28391 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
28393 * config/s390/s390.md (bswap<mode>2): New pattern added.
28395 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28397 * config/s390/s390.md (*tls_load_31): Added type attribute.
28399 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28401 * config/s390/s390.md: Fix a few comments.
28403 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28405 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
28406 (*tm<mode>_full): Fixed z10prop attribute.
28407 (*tst<mode>_extimm): Fixed z10prop attribute.
28408 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
28409 (*tstqiCCT_cconly): Fixed z10prop attribute.
28410 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
28411 (*movsi_larl): Fixed z10prop attribute.
28412 (*movsi_zarch): Fixed z10prop attribute.
28413 (*movsi_eas): Fixed z10prop attribute.
28414 (*movhi): Fixed z10prop attribute.
28415 (*movqi): Fixed z10prop attribute.
28416 (*movstrictqi): Fixed z10prop attribute.
28417 (*mov<mode>): Fixed z10prop attribute.
28418 (*movcc): Fixed z10prop attribute.
28419 (*sethighpartdi_64): Fixed z10prop attribute.
28420 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
28421 (*negdi2_sign_cc): Fixed z10prop attribute.
28422 (*negdi2_sign): Fixed z10prop attribute.
28423 (*absdi2_sign_cc): Fixed z10prop attribute.
28424 (*absdi2_sign): Fixed z10prop attribute.
28425 (*negabsdi2_sign_cc): Fixed z10prop attribute.
28426 (*negabsdi2_sign): Fixed z10prop attribute.
28427 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
28428 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
28429 (doloop_si64): Fixed z10prop attribute.
28430 (doloop_si31): Fixed z10prop attribute.
28431 (doloop_long): Fixed z10prop attribute.
28432 (indirect_jump): Fixed z10prop attribute.
28433 (nop): Fixed z10prop attribute.
28434 (main_base_64): Fixed z10prop attribute.
28435 (reload_base_64): Fixed z10prop attribute.
28437 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28439 PR rtl-optimization/38740
28440 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
28442 * config/mips/mips.c (mips_reorg): Likewise.
28444 2009-01-28 Richard Guenther <rguenther@suse.de>
28446 PR tree-optimization/38926
28447 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
28448 with the correct value id to a value.
28449 (do_regular_insertion): Use the value number of edoubleprime
28450 for the value number of the expr.
28453 2008-08-21 Richard Guenther <rguenther@suse.de>
28455 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
28456 a PHI ask VN if it is already available.
28457 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
28458 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
28460 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28462 PR middle-end/38934
28463 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
28464 set to varying whenever max has TREE_OVERFLOW set, similarly
28465 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
28467 2009-01-28 Richard Guenther <rguenther@suse.de>
28469 PR middle-end/38908
28470 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
28471 uninitialized aggregate uses in call arguments.
28473 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
28475 PR tree-optimization/38984
28476 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
28477 the nothing_id variable if -fno-delete-null-pointer-checks.
28479 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28482 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28483 (set_got_offset_rex64): Ditto.
28485 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28488 * doc/extend.texi: Improve local variable with asm reg.
28490 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28492 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28493 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28494 was not supplied then set warn_packed_bitfield_compat to the
28495 default value of 1.
28496 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28499 2009-01-27 Richard Guenther <rguenther@suse.de>
28501 PR tree-optimization/38503
28502 * cfgexpand.c (expand_gimple_basic_block): Ignore
28503 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28504 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28505 variables that cannot have TBAA applied.
28506 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28509 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28511 PR middle-end/38969
28512 * calls.c (initialize_argument_information): Do not wrap complex
28513 arguments in SAVE_EXPR.
28515 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28517 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28518 (INSTALL_LIBGCC): Revert typo commit.
28520 2009-01-26 Richard Guenther <rguenther@suse.de>
28522 PR tree-optimization/38745
28523 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28524 from special handling.
28526 2009-01-26 Richard Guenther <rguenther@suse.de>
28528 PR tree-optimization/38745
28529 * tree-ssa.c (execute_update_addresses_taken): Do not include
28530 variables that cannot possibly be a register in not_reg_needs.
28531 Do not clear TREE_ADDRESSABLE on vars that may not become
28533 * tree-ssa.c (update_alias_info_1): Include those in the set
28534 of addressable vars.
28536 2009-01-26 Richard Guenther <rguenther@suse.de>
28538 PR middle-end/38851
28539 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28540 * tree-ssa-dse.c: Include langhooks.h
28541 (execute_simple_dse): Remove stores with zero size.
28543 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28546 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28549 2009-01-24 Julian Brown <julian@codesourcery.com>
28551 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28552 config/arm/linux-atomic.c.
28553 * config/arm/linux-atomic.c: New.
28555 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28557 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28558 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28559 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28561 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28564 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28567 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28569 PR tree-optimization/38953
28570 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28571 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28572 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28573 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28576 2009-01-24 Paul Brook <paul@codesourcery.com>
28578 * config/arm/neon.md (neon_type): Move to arm.md.
28579 (neon_mov<VSTRUCT>): Add neon_type attribute.
28580 * config/arm/arm.md (neon_type): Move to here.
28581 (conds): Add "unconditioal" and use as default for NEON insns.
28583 2009-01-24 Ben Elliston <bje@au.ibm.com>
28585 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28586 void *' warning from -Wc++-compat.
28587 * Makefile.in (dominance.o-warn): Remove.
28589 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28591 PR tree-optimization/38932
28592 * fold-const.c (fold_unary_ignore_overflow): New.
28593 * tree.h (fold_unary_ignore_overflow): Declare.
28594 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28595 * tree-ssa-sccvn.c (visit_reference_op_load,
28596 simplify_unary_expression): Likewise.
28598 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28600 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28601 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28602 regardless of their type.
28603 * c-common.c (handle_packed_attribute): Don't ignore packed on
28605 * c.opt (Wpacked-bitfield-compat): New warning option.
28606 * stor-layout.c (place_field): Warn if offset of a field changed.
28607 * doc/extend.texi (packed): Mention the ABI change.
28608 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28609 (Warning Options): Add it to the list.
28611 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28613 * c-opts.c (c_common_post_options): Fix a typo in comments.
28615 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28617 PR middle-end/38615
28618 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28619 variables to static.
28620 * doc/invoke.texi (-fmerge-all-constants): Update description.
28622 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28625 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28626 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28628 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28630 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28632 (LOCAL_ALIGNMENT): Similarly.
28634 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28635 Joseph Myers <joseph@codesourcery.com>
28637 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28638 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28639 * config/arm/arm-tune.md: Regenerate.
28640 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28643 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28645 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28646 version number to five.
28648 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28651 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28652 * c-common.c (set_underlying_type): Likewise.
28653 (is_typedef_decl ): Likewise
28655 (set_underlying_type): Likewise.
28656 (is_typedef_type): Likewise.
28658 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28660 PR middle-end/38587
28661 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28664 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28667 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28668 (LIBGCC_SPEC): Don't define.
28669 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28671 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28673 PR rtl-optimization/38879
28674 * alias.c (base_alias_check): Unaligned access via AND address can
28675 alias all surrounding object types except those with sizes equal
28676 or wider than the size of unaligned access.
28678 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28681 * c-decl.c (clone_underlying_type): Move this ...
28682 * c-common.c (set_underlying_type): ... here.
28683 Also, make sure the function properly sets TYPE_STUB_DECL() on
28684 the newly created typedef variant type.
28685 (is_typedef_decl ): New entry point.
28686 * tree.h: Added a new member member_types_needing_access_check to
28687 struct tree_decl_non_common.
28688 (set_underlying_type): New entry point.
28689 (is_typedef_type): Likewise.
28691 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28693 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28694 Check whether two instructions have memory references that
28695 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28696 are helper functions for traversing.
28697 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28698 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28699 not to draw dependency edge for instructions with non-conflicting
28702 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28705 * longlong.h: Update copyright years. Use soft-fp license notice.
28706 Sync __clz_tab declaration with glibc.
28708 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28711 * doc/extend.texi (syscall_linkage): New.
28712 (version_id): Modify.
28714 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28715 Richard Guenther <rguenther@suse.de>
28717 PR tree-optimization/38747
28718 PR tree-optimization/38748
28719 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28720 conversion if the base address is an indirect reference and the
28721 aliasing sets could cause issues.
28723 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28725 * common.opt (fgraphite, fgraphite-identity): Add comment for
28726 explaining why these options are not documented.
28728 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28730 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28731 gimple_call_lhs is NULL.
28733 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28736 * emit-rtl.c (adjust_address_1): Make sure memref is never
28739 2009-01-20 Ben Elliston <bje@au.ibm.com>
28741 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28742 const qualifier from arg parameter. Remove unnecessary cast to char *.
28743 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28744 const qualifier from arg 2.
28746 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28748 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28750 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28753 * rtl.h (reinit_regs): New prototype.
28754 * regclass.c: Include ira.h.
28755 (reinit_regs): New.
28756 * Makefile.in (regclass.o): Add ira.h.
28757 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28759 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28762 * c-common.c (handle_aligned_attribute): Use
28763 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28764 default alignment value.
28766 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28768 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28769 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28771 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28772 __BIGGEST_ALIGNMENT__.
28774 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28776 2009-01-18 Richard Guenther <rguenther@suse.de>
28778 PR tree-optimization/38819
28779 * tree-flow.h (operation_could_trap_helper_p): Declare.
28780 * tree-eh.c (operation_could_trap_helper_p): Export.
28781 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28782 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28783 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28784 are about to insert a possibly trapping instruction and fail
28787 2009-01-18 Andreas Schwab <schwab@suse.de>
28789 * doc/install.texi (Configuration): Remove obsolete paragraph
28790 about use of --with-gnu-ld with --with-gnu-as.
28792 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28794 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28795 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28796 Follow spelling conventions.
28798 2009-01-18 Ben Elliston <bje@au.ibm.com>
28800 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28801 C++ warning about implicit conversion from void * to struct
28803 (bitmap_obstack_free): Likewise for bitmap_element *.
28804 * Makefile.in (bitmap.o-warn): Remove.
28806 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28808 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28810 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28811 Tobias Grosser <tobi.grosser@amd.com>
28813 * graphite.c (graphite_trans_scop_block): Do not block single
28816 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28818 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28819 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28820 test with assertion.
28822 2009-01-16 Richard Guenther <rguenther@suse.de>
28824 PR tree-optimization/38835
28825 PR middle-end/36227
28826 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28827 and INT + PTR -> (INT)(PTR p+ INT) folding.
28828 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28830 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28833 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28834 the subreg from a lowpart subreg if it is also casting the value.
28836 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28837 Tobias Grosser <tobi.grosser@amd.com>
28839 * graphite.c (compare_prefix_loops): New.
28840 (build_scop_canonical_schedules): Rewritten.
28841 (graphite_transform_loops): Move build_scop_canonical_schedules
28842 after build_scop_iteration_domain.
28844 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28845 Tobias Grosser <tobi.grosser@amd.com>
28847 * graphite.c (add_conditions_to_domain): Add the loops to
28848 the dimension of the iteration domain. Do copy the domain
28849 only when it exists.
28850 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28851 (add_conditions_to_constraints): New.
28852 (can_generate_code_stmt, can_generate_code): Removed.
28853 (gloog): Do not call can_generate_code.
28854 (graphite_transform_loops): Call add_conditions_to_constraints
28855 after building the iteration domain.
28857 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28859 PR tree-optimization/38789
28860 * tree-ssa-threadedge.c
28861 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28862 __builtin_constant_p.
28864 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28866 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28867 examined before deleting them.
28869 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28871 * function.c (aggregate_value_p): Correctly extract the function
28872 type from CALL_EXPR_FN lookup.
28874 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28876 * config/picochip/picochip.c (picochip_override_options): Revert
28877 CFI asm flag disable commited previously.
28879 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28880 Tobias Grosser <tobi.grosser@amd.com>
28881 Jan Sjodin <jan.sjodin@amd.com>
28883 * graphite.c (scan_tree_for_params): On substractions negate
28884 all the coefficients of the term.
28885 (clast_to_gcc_expression_red): New. Handle reduction expressions
28886 of more than two operands.
28887 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28888 (get_vdef_before_scop): Handle also the case of default definitions.
28890 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28892 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28893 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28894 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28896 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28897 Joey Ye <joey.ye@intel.com>
28899 PR middle-end/37843
28900 * cfgexpand.c (expand_stack_alignment): Don't update stack
28901 boundary nor check incoming stack boundary here.
28902 (gimple_expand_cfg): Update stack boundary and check incoming
28903 stack boundary here.
28905 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28907 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28909 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28911 PR rtl-optimization/38245
28912 * calls.c (expand_call): Add stack arguments to
28913 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28914 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28915 in regs and partially in memory or BLKmode arguments.
28916 (emit_library_call_value_1): Add stack arguments to
28917 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28918 ACCUMULATE_OUTGOING_ARGS).
28919 * dce.c: Include tm_p.h.
28920 (find_call_stack_args): New function.
28921 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28923 (mark_insn): Call find_call_stack_args for CALL_Ps.
28924 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28925 forwards. Allocate and free arg_stores bitmap if needed, pass it
28926 down to deletable_insn_p, don't mark stores set in arg_stores
28927 bitmap, clear the bitmap at the beginning of each bb.
28928 * Makefile.in (dce.o): Depend on $(TM_P_H).
28930 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28933 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28934 to make sure the insn is a conditional test (bug 22599). Reformat a
28937 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28939 PR middle-end/38431
28940 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28941 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28942 (gloog): Do not call cleanup_tree_cfg.
28943 (graphite_transform_loops): Call cleanup_tree_cfg after all
28944 scops have been code generated.
28946 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28947 * doc/gty.texi (Invoking the garbage collector): Added new node
28948 and section documenting ggc_collect.
28950 2009-01-14 Richard Guenther <rguenther@suse.de>
28952 PR tree-optimization/38826
28953 PR middle-end/38477
28954 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28955 initialization notes only if we actually emitted a warning.
28956 (intra_create_variable_infos): Add constraints for a result decl
28957 that is passed by hidden reference.
28958 (build_pred_graph): Mark all related variables non-direct on
28961 2009-01-14 Nick Clifton <nickc@redhat.com>
28963 * ira-conflicts.c: Include addresses.h for the definition of
28965 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28966 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28968 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28971 * Makefile.in (ira-lives.o): Add except.h.
28973 * ira-lives.c: Include except.h.
28974 (process_bb_node_lives): Process can_throw_internal.
28976 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28978 PR rtl-optimization/38774
28979 * combine.c (simplify_set): When undoing cc_use change, don't do
28980 PUT_CODE on the newly created comparison, but instead put back the
28983 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28985 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28986 values. Remove duplicate arm8 entry.
28988 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28990 PR tree-optimization/38786
28991 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28992 the SSA_NAME case of expand_scalar_variables_expr.
28993 Set the type of an expression to the type of its assign statement.
28994 (expand_scalar_variables_expr): Also gather the scalar computation
28995 used to index the memory access. Do not pass loop_p.
28996 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28997 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28998 the gimple_stmt_iterator where it inserts new code.
28999 Do not pass loop_p.
29000 (copy_bb_and_scalar_dependences): Do not pass loop_p.
29001 (translate_clast): Update call to copy_bb_and_scalar_dependences.
29003 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
29005 * graphite.h (debug_value): Removed.
29006 * graphite.c (debug_value): Removed.
29008 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
29010 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
29011 ldrd/strd with two 32-bit instructions.
29013 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
29015 * config/arm/arm.c (struct processors): Pass for speed down into
29016 cost helper functions.
29017 (const_ok_for_op): Handle COMPARE and inequality nodes.
29018 (arm_rtx_costs_1): Rewrite.
29019 (arm_size_rtx_costs): Update prototype.
29020 (arm_rtx_costs): Pass speed down to helper functions.
29021 (arm_slowmul_rtx_costs): Rework cost calculations.
29022 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
29023 (arm_9e_rtx_costs): Likewise.
29025 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
29027 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
29028 relocations of local symbols wider than UNITS_PER_WORD are not valid.
29029 (alpha_legitimize_address): Do not split local symbols wider than
29030 UNITS_PER_WORD into HIGH/LO_SUM parts.
29032 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
29035 * gcc.c (process_command): Replace call to execvp with calls
29036 to pex_one and exit.
29038 2009-01-03 Anatoly Sokolov <aesok@post.ru>
29041 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
29042 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
29043 variant for devices with 3-byte PC.
29044 (__tablejump_elpm__): New.
29046 2009-01-12 Jakub Jelinek <jakub@redhat.com>
29049 * c-parser.c (c_parser_postfix_expression): Allow `->' in
29050 offsetof member-designator, handle it as `[0].'.
29052 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29054 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
29055 function when not using named sections on targets with named sections
29056 if branch distance is less than 262132.
29058 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
29060 * combine.c (combine_instructions): Recompute
29061 optimize_this_for_speed_p for each BB in the main combine loop.
29063 2009-01-12 Tomas Bily <tbily@suse.cz>
29066 * tree-loop-distribution.c (prop_phis): New function.
29067 (generate_builtin): Call prop_phis.
29069 2009-01-12 Jakub Jelinek <jakub@redhat.com>
29071 PR tree-optimization/38807
29072 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
29073 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
29075 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
29077 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
29078 subreg of op0 to the original op0.
29080 2009-01-11 Laurent GUERBY <laurent@guerby.net>
29082 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
29084 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
29087 * mips-tfile.c (parse_def): Fix parsing of def strings
29088 starting with digits.
29090 2009-01-10 Jakub Jelinek <jakub@redhat.com>
29093 * config/arm/arm.c (arm_is_long_call_p): Don't call
29094 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
29096 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
29098 * regrename.c (regrename_optimize): Fix dumping.
29099 (find_oldest_value_reg): Preserve REG_POINTER.
29100 (copy_hardreg_forward_1): Likewise.
29102 2009-01-09 Diego Novillo <dnovillo@google.com>
29104 * gimple.h (struct gimple_statement_base) <uid>: Document
29105 the restrictions on its use.
29106 (gimple_uid): Tidy.
29107 (gimple_set_uid): Tidy.
29109 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29111 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
29112 zero guard even if align_bytes != 0 and count is smaller than
29115 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
29117 PR rtl-optimization/38495
29118 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
29119 (add_range_and_copies_from_move_list): Print all added ranges.
29120 Add ranges to memory optimized destination.
29122 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29126 * config/i386/i386.c (override_options): Reject
29127 -mstringop-strategy=rep_8byte with -m32.
29128 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
29129 to 1. Do count comparison against epilogue_size_needed at compile
29130 time even when count_exp was constant forced into register. For
29131 size_needed don't jump to epilogue, instead just avoid aligning
29132 and invoke the body algorithm. If need_zero_guard, add zero guard
29133 even if count is non-zero, but smaller than size_needed + number of
29134 bytes that could be stored for alignment.
29135 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
29136 to 1. If need_zero_guard, add zero guard even if count is non-zero,
29137 but smaller than size_needed + number of bytes that could be stored
29138 for alignment. Compare size_needed with epilogue_size_needed instead
29139 of desired_align - align, don't adjust size_needed, pass
29140 epilogue_size_needed to the epilogue expanders.
29143 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
29145 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29147 * pa.c (last_address): Change to unsigned.
29148 (update_total_code_bytes): Change argument to unsigned. Don't
29149 check if insn addresses are set.
29150 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
29151 addresses are not set.
29152 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
29154 2009-01-09 Nick Clifton <nickc@redhat.com>
29156 * config/sh/symbian.c: Replace uses of DECL_INLINE with
29157 DECL_DECLARED_INLINE_P.
29159 2009-01-09 Jakub Jelinek <jakub@redhat.com>
29161 PR middle-end/38347
29162 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
29163 GET_MODE (op0) in operand_subword_force calls.
29165 PR middle-end/38771
29166 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
29167 fold_convert arg0 operands to TREE_TYPE (op0) first.
29169 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
29171 * params.def (ira-max-conflict-table-size): Decrease default value
29174 2009-01-08 Jakub Jelinek <jakub@redhat.com>
29176 PR tree-optimization/37031
29177 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
29179 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
29180 allocate it using gc instead of heap, use VEC_quick_push instead of
29182 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
29183 instead of heap, use VEC_quick_push instead of VEC_safe_push.
29184 * tree-data-ref.h (struct access_matrix): Change matrix to gc
29185 allocated vector from heap allocated.
29186 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
29187 * tree-loop-linear.c (linear_transform_loops): Allocate nest
29188 vector only after perfect_loop_nest_depth call.
29190 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
29191 Jan Sjodin <jan.sjodin@amd.com>
29193 PR tree-optimization/38559
29194 * graphite.c (debug_value, copy_constraint,
29195 swap_constraint_variables, scale_constraint_variable, ): New.
29196 (get_lower_bound, get_upper_bound): Removed.
29197 (graphite_trans_bb_strip_mine): Clean up this code that works
29198 only for constant number of iterations. Fully copy upper and
29199 lower bound constraints, not only the constant part of them.
29200 * graphite.h (debug_value): Declared.
29202 2009-01-08 Ira Rosen <irar@il.ibm.com>
29204 PR tree-optimization/37194
29205 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
29206 Don't add the cost of cost model guard in prologue to scalar
29207 outside cost in case of known number of iterations.
29209 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
29210 Alan Modra <amodra@bigpond.net.au>
29212 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
29213 non-word-aligned REG+CONST addressing.
29215 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
29218 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
29219 free_after_compilation when outputting a thunk.
29220 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
29221 Do not call free_after_compilation here.
29223 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
29225 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
29226 (ix86_valid_target_attribute_inner_p): Ditto.
29228 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
29230 PR tree-optimization/38492
29231 PR tree-optimization/38498
29232 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
29233 * tree-chrec.h (scev_is_linear_expression): Declared.
29234 * graphite.c (graphite_cannot_represent_loop_niter): New.
29235 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
29236 (graphite_loop_normal_form): Use gcc_assert.
29237 (scan_tree_for_params): Use CASE_CONVERT.
29238 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
29239 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
29240 Use gcc_assert. Discard scops that contain unhandled cases.
29241 (build_scop_conditions): Return a boolean status for unhandled cases.
29242 (strip_mine_profitable_p): Print the loop number, not its depth.
29243 (is_interchange_valid): Pass the depth of the loop nest, don't
29244 recompute it wrongly.
29245 (graphite_trans_bb_block): Same.
29246 (graphite_trans_bb_block): Print tentative of loop blocking.
29247 (graphite_trans_scop_block): Do not print that the loop has been
29249 (graphite_transform_loops): Do not handle scops that contain condition
29252 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
29254 AVX Programming Reference (December, 2008)
29255 * config/i386/avxintrin.h (_mm256_stream_si256): New.
29256 (_mm256_stream_pd): Likewise.
29257 (_mm256_stream_ps): Likewise.
29259 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
29260 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
29261 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
29262 (bdesc_special_args): Add __builtin_ia32_movntdq256,
29263 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
29264 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
29265 (ix86_expand_special_args_builtin): Likewise.
29267 * config/i386/sse.md (AVXMODEDI): New.
29268 (avx_movnt<mode>): Likewise.
29269 (avx_movnt<mode>): Likewise.
29270 (<sse>_movnt<mode>): Remove AVX support.
29271 (sse2_movntv2di): Likewise.
29273 2009-01-07 Richard Guenther <rguenther@suse.de>
29275 PR middle-end/38751
29276 * fold-const.c (extract_muldiv): Remove obsolete comment.
29277 (fold_plusminus_mult_expr): Undo MINUS_EXPR
29278 to PLUS_EXPR canonicalization for the canonicalization.
29280 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
29282 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
29283 hosted cross-compilers generating less efficient code.
29285 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
29287 * function.h (rtl_data): Add a dbr_scheduled_p field.
29288 * reorg.c (dbr_schedule): Set it.
29289 (gate_handle_delay_slots): Check it.
29290 * config/mips/mips.c (mips_base_delayed_branch): Delete.
29291 (mips_reorg): Check flag_delayed_branch instead of
29292 mips_base_delayed_branch.
29293 (mips_override_options): Don't set mips_base_delayed_branch
29294 or flag_delayed_branch.
29296 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
29298 PR rtl-optimization/38426.
29299 * ira.c (ira): Set current_function_is_leaf earlier.
29301 2009-01-06 Jakub Jelinek <jakub@redhat.com>
29303 PR rtl-optimization/38722
29304 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
29305 too early, only set a flag and modify after last possible
29308 2009-01-06 Janis Johnson <janis187@us.ibm.com>
29311 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
29312 * real.c (decimal_single_format): Correct values of emin and emax.
29313 (decimal_double_format): Ditto.
29314 (decimal_quad_format): Ditto.
29315 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
29316 computation of DECnn_MIN and DECnn_MAX for corrected values of
29317 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
29318 __DECnn_MIN__, and adjust its computation for the corrected value
29321 2009-01-06 Jan Hubicka <jh@suse.cz>
29324 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
29326 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
29328 * doc/contrib.texi (Contributors): Slightly adjust the end note.
29329 Add Robert Clark to the list of testers.
29331 2009-01-06 Jan Hubicka <jh@suse.cz>
29332 Kai Tietz <kai.tietz@onevision.com>
29334 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
29335 * config/i386/i386.c (ix86_expand_call): Add clobbers.
29337 2009-01-06 Jan Hubicka <jh@suse.cz>
29338 Kai Tietz <kai.tietz@onevision.com>
29340 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
29342 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
29343 (ix86_nsaved_regs): Count only general purpose regs.
29344 (ix86_nsaved_sseregs): New.
29345 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
29346 to 16 for w64; compute padding and size of sse reg save area.
29347 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
29348 general purpose regs.
29349 (ix86_emit_save_sse_regs_using_mov): New.
29350 (ix86_expand_prologue): Save SSE regs if needed.
29351 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
29352 (ix86_emit_restore_sse_regs_using_mov): New.
29353 (ix86_expand_epilogue): Save SSE regs if needed.
29355 2009-01-06 Jan Hubicka <jh@suse.cz>
29356 Kai Tietz <kai.tietz@onevision.com>
29358 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
29359 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
29360 functions when accumulate outgoing args is off.
29362 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29365 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
29366 before using pseudos_have_intersected_live_ranges_p.
29368 * ira-int.h (ira_assert): Always define.
29370 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29372 AVX Programming Reference (December, 2008)
29373 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
29374 (_mm256_permute2_pd): Likewise.
29375 (_mm_permute2_ps): Likewise.
29376 (_mm256_permute2_ps): Likewise.
29377 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
29378 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
29380 * config/i386/i386.c (ix86_builtins): Remove
29381 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
29382 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
29383 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
29384 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
29385 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
29386 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
29387 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
29388 __builtin_ia32_vpermil2ps256.
29389 (ix86_init_mmx_sse_builtins): Updated.
29390 (ix86_expand_args_builtin): Likewise.
29392 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29394 * pa.c (output_call): Relocate non-jump insns in the delay slot of
29395 long absolute calls when generating PA 2.0 code.
29397 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
29399 PR rtl-optimization/38583
29400 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
29402 * params.def (ira-max-conflict-table-size): New.
29404 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
29406 * ira.h (ira_conflicts_p): New external definition.
29408 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
29409 table. Report this. Return result of building.
29410 (ira_build_conflicts): Use ira_conflicts_p. Check result of
29411 building conflict table.
29413 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
29414 (ira_color): Use ira_conflicts_p.
29416 * global.c: Include ira.h.
29417 (pseudo_for_reload_consideration_p, build_insn_chain): Use
29420 * Makefile.in (global.o): Add ira.h.
29422 * ira-build.c (mark_all_loops_for_removal,
29423 propagate_some_info_from_allocno): New.
29424 (remove_unnecessary_allocnos): Call
29425 propagate_some_info_from_allocno.
29426 (remove_low_level_allocnos): New.
29427 (remove_unnecessary_regions): Add parameter. Call
29428 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
29429 parameter to remove_unnecessary_regions.
29430 (ira_build): Remove all regions but root if the conflict table was
29431 not built. Update conflict hard regs for allocnos crossing calls.
29433 * ira.c (ira_conflicts_p): New global.
29434 (ira): Define and use ira_conflicts_p.
29436 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29437 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
29438 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
29440 2009-01-06 Ben Elliston <bje@au.ibm.com>
29442 * gengtype-lex.l (YY_NO_INPUT): Define.
29444 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
29447 * c-common.c (handle_vector_size_attribute): Also reject
29448 BOOLEAN_TYPE types.
29450 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
29452 PR tree-optimization/38492
29453 * graphite.c (rename_map_elt, debug_rename_elt,
29454 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
29455 rename_map_elt_info, eq_rename_map_elts,
29456 get_new_name_from_old_name, bb_in_sese_p): Moved around.
29457 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
29458 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
29459 (sese_build_livein_liveouts): New.
29460 (new_sese, free_sese): New.
29461 (new_scop): Call new_sese.
29462 (free_scop): Call free_sese.
29463 (rename_variables_from_edge, rename_phis_end_scop): Removed.
29464 (register_old_new_names): Renamed register_old_and_new_names.
29465 (register_scop_liveout_renames, add_loop_exit_phis,
29466 insert_loop_close_phis, struct igp,
29467 default_liveout_before_guard, add_guard_exit_phis,
29468 insert_guard_phis, copy_renames): New.
29469 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
29470 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
29471 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
29472 (scop_adjust_phis_for_liveouts): New.
29473 (gloog): Call scop_adjust_phis_for_liveouts.
29475 * graphite.h (struct sese): Documented. Added fields liveout,
29476 num_ver and livein.
29477 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
29478 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
29479 (struct scop): Added field liveout_renames.
29480 (SCOP_LIVEOUT_RENAMES): New.
29482 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29484 PR tree-optimization/38510
29485 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29486 (translate_clast): Call recompute_all_dominators before
29488 (gloog): Call recompute_all_dominators before graphite_verify.
29490 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29491 Jan Sjodin <jan.sjodin@amd.com>
29493 PR tree-optimization/38500
29494 * graphite.c (create_sese_edges): Call fix_loop_structure after
29497 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29499 * config.gcc: Add m32r*-*-rtems*.
29500 * config/m32r/rtems.h: New file.
29502 2009-01-05 Ben Elliston <bje@au.ibm.com>
29504 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29505 (.po.pox): Likewise.
29506 (po/gcc.pot): Likewise.
29508 2009-01-04 David S. Miller <davem@davemloft.net>
29510 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29511 (STARTING_FRAME_OFFSET): Always set to zero.
29513 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29515 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29516 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29517 fixed-point types, and vectors of the same.
29519 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29521 * config/mips/sync.md (*mb_barrier): Rename to...
29522 (*memory_barrier): ...this.
29524 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29526 * doc/extend.texi (Function Attributes): Move @cindex after @item
29527 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29528 and put in alphabetical order. Fix 'target' name and put in order.
29529 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29532 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29534 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29535 (memory_barrier): Expand as unspec instead of unspec_volatile.
29536 Remove mem:BLK from insn operands. Use Pmode scratch register.
29537 (*memory_barrier): Define as unspec instead of unspec_volatile.
29538 Use (match_dup 0) as input operand.
29540 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29541 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29542 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29543 scratch register. Remove operand 1.
29544 (*stbar): Define as unspec instead of unspec_volatile.
29545 Use (match_dup 0) as input operand, remove (const_int 8).
29546 (*membar): Define as unspec instead of unspec_volatile.
29547 Use (match_dup 0) as input operand, remove input operand 2.
29549 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29550 (memory_barrier): Expand as unspec instead of unspec_volatile.
29551 Remove mem:BLK from insn operands. Use Pmode scratch register.
29552 (*memory_barrier): Define as unspec instead of unspec_volatile.
29553 Use (match_dup 0) as input operand.
29555 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29556 Remove mem:BLK from insn operands. Use Pmode scratch register.
29557 Set volatile flag on operand 0.
29558 (*memory_barrier): New insn pattern.
29560 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29562 (*memory_barrier): Use (match_dup 0) as input operand.
29564 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29565 Remove mem:BLK from insn operands. Use Pmode scratch register.
29566 Set volatile flag on operand 0.
29567 (*mb_internal): New insn pattern.
29569 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29571 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29573 PR middle-end/38586
29574 * function.c (struct temp_slot): Move to the section of the file
29575 that deals with temp slots. Remove field 'address'.
29576 (temp_slot_address_table): New hash table of address -> temp slot.
29577 (struct temp_slot_address_entry): New struct, items for the table.
29578 (temp_slot_address_compute_hash, temp_slot_address_hash,
29579 temp_slot_address_eq, insert_temp_slot_address): Support functions
29581 (find_temp_slot_from_address): Rewrite to use the new hash table.
29582 (remove_unused_temp_slot_addresses): Remove addresses of temp
29583 slots that have been made available.
29584 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29585 worker function for remove_unused_temp_slot_addresses.
29586 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29587 Add the temp slot address to the address -> temp slot map.
29588 (update_temp_slot_address): Update via insert_temp_slot_address.
29589 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29590 (pop_temp_slots): Likewise.
29591 (init_temp_slots): Allocate the address -> temp slot map, or empty
29592 the map if it is already allocated.
29593 (prepare_function_start): Initialize temp slot processing.
29595 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29597 PR middle-end/38584
29598 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29599 Calculate the size of all stack vars assuming no packing of stack
29600 vars will happen, replacing a quadratic algorithm with a linear one.
29602 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29605 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29608 2009-01-03 Diego Novillo <dnovillo@google.com>
29610 * doc/contrib.texi: Update contributions.
29612 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29615 * builtins.c (fold_builtin_memory_op): Give up if either operand
29616 is volatile. Set srctype or desttype to non-qualified version
29620 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29621 and FUNCTION_DECLs.
29623 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29625 PR rtl-optimization/35805
29626 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29627 problem if fast dce is able to remove any instructions.
29628 * dce.c (dce_process_block): Fix dump message.
29630 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29633 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29635 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29637 PR middle-end/38690
29638 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29639 * tree-pretty-print.c (op_code_prio): New function.
29640 (op_prio): No longer static. Use op_code_prio.
29641 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29642 Use op_prio and op_code_prio to determine if () should be
29643 printed around operand(s) or not.
29645 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29646 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29647 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29648 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29649 pp_character instead of pp_string for single letter printing.
29651 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29653 * doc/extend.texi: Fix '#pragma GCC option' typo.
29655 2009-01-02 Richard Guenther <rguenther@suse.de>
29657 * doc/install.texi (--enable-checking): Mention different
29658 default for stage1.
29659 (--enable-stage1-checking): Document.
29661 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29663 PR middle-end/30142
29664 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29665 case to be an error.
29667 2009-01-02 Ben Elliston <bje@au.ibm.com>
29669 * config/fp-bit.h (pack_d): Constify argument.
29670 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29671 (isnan): Constify argument.
29673 (iszero): Likewise.
29674 (pack_d): Likewise.
29675 (_fpadd_parts): Constify return type.
29676 (_fpmul_parts): Likewise.
29677 (_fpdiv_parts): Likewise.
29679 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29682 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29683 warn about overwriting initializer with side-effects or
29684 -Woverride-init if !IMPLICIT.
29685 (output_init_element): Likewise. Pass IMPLICIT down to
29687 (process_init_element): Add IMPLICIT argument. Pass it down
29688 to output_init_element.
29689 (push_init_element, pop_init_level, set_designator): Adjust
29690 process_init_element callers.
29691 (set_nonincremental_init, set_nonincremental_init_from_string):
29692 Adjust add_pending_init callers.
29693 (output_pending_init_elements): Adjust output_init_element callers.
29694 * c-tree.h (process_init_element): Adjust prototype.
29695 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29696 process_init_element callers.
29699 Copyright (C) 2009 Free Software Foundation, Inc.
29701 Copying and distribution of this file, with or without modification,
29702 are permitted in any medium without royalty provided the copyright
29703 notice and this notice are preserved.