1 2009-12-29 Dave Korn <dave.korn.cygwin@gmail.com>
3 2009-10-06 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
6 * config/darwin.c (darwin_label_is_anonymous_local_objc_name):
7 New function to recognize objective c/c++ internal symbols,
8 including mangled ones.
9 * config/darwin.h (ASM_OUTPUT_LABELREF): Use
10 darwin_label_is_anonymous_local_objc_name to detect both
11 mangled and clear ObjC internal symbols.
13 2009-12-28 H.J. Lu <hongjiu.lu@intel.com>
16 * omp-low.c (diagnose_sb_2): Handle GIMPLE_COND.
18 2009-12-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
21 * config/avr/avr.c (avr_extra_arch_macro): Remove static.
22 (avr_cpu_cpp_builtins): Remove.
23 * config/avr/avr.h (avr_extra_arch_macro): Add prototype.
24 * config/avr/avr-c.c: New File.
25 (avr_cpu_cpp_builtins) : Add.
26 * config/avr/t-avr: Add make information for avr-c.
27 * config.gcc (avr-*-*): Include avr-c.o as c and cpp object.
29 2009-12-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
31 PR target/35013, 27192
32 * config/avr/avr.c (print_operand_address): Print correct program
34 Add warning for large device offset addresses.
35 (avr_assemble_integer): Ditto.
36 (print_operand): Add warnings for incorrect addressing.
37 (out_movqi_r_mr): Tag assembler with new address codes.
38 (out_movhi_r_mr): Ditto.
39 (out_movsi_r_mr): Ditto.
40 (out_movqi_mr_r): Ditto.
41 (out_movhi_mr_r): Ditto.
42 (out_movsi_mr_r): Ditto.
43 * config/avr/predicates.md (text_segment_operand): New predicate.
44 * config/avr/avr.md (jump): Tag assembler with new address codes.
46 (call_value_insn): Ditto.
47 (*tablejump_lib): Ditto.
50 (indirect_jump): New define_expand.
51 (jcindirect_jump): New pattern for constant expression jump.
52 (njcindirect_jump): Renamed old indirect_jump.
54 2009-12-24 Steven Bosscher <steven@gcc.gnu.org>
56 * store-motion.c (build_store_vectors): Clear regs_set_in_block at
57 the start of a loop over basic blocks.
59 2009-12-24 Julian Brown <julian@codesourcery.com>
60 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
63 * config/arm/arm.c (output_call_mem): Remove armv5 support.
64 * config/arm/arm.md (*call_mem): Disable for armv5. Add note.
65 (*call_value_mem): Likewise.
67 2009-12-23 Jakub Jelinek <jakub@redhat.com>
69 PR rtl-optimization/42475
70 * combine.c (make_compound_operation) <case SUBREG>: Use mode of
71 SUBREG_REG (x) instead of tem's mode.
73 2009-12-23 Jakub Jelinek <jakub@redhat.com>
74 Cary Coutant <ccoutant@google.com>
77 * dwarf2out.c (add_ranges_by_labels): Conditionally Add DW_AT_ranges
79 (dwarf2out_finish): Change calls to add_ranges_by_labels.
81 2009-12-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
84 * config/arm/arm.h (CASE_VECTOR_PC_RELATIVE): Fix macro usage
86 (CASE_VECTOR_SHORTEN_MODE): Allow signed offsets
87 only for TARGET_THUMB1.
89 2009-12-23 Ramana Radhakrishnan <ramrad01@arm.com>
92 * config/arm/arm.md: Split for Thumb1 as well.
94 2009-12-22 Cary Coutant <ccoutant@google.com>
97 * dwarf2out.c (dwarf2out_finish): Don't output range for .text
98 section unless .text section was used. Likewise for cold.
100 2009-12-22 Brian Hackett <bhackett1024@gmail.com>
102 * doc/plugins.texi: Rename pre-genericize event.
104 2009-12-22 Paolo Carlini <paolo.carlini@oracle.com>
107 * params.def ([PARAM_PREDICTABLE_BRANCH_OUTCOME]): Fix typo in
110 * doc/invoke.texi: Fix typo.
112 2009-12-22 Paul Brook <paul@codesourcery.com>
114 * doc/tm.texi (ARG_POINTER_CFA_OFFSET): Document new default.
115 * defaults.h (ARG_POINTER_CFA_OFFSET): Add pretend_args_size.
116 * config/spu/spu.h (ARG_POINTER_CFA_OFFSET): Add pretend_args_size.
118 2009-12-21 Brian Hackett <bhackett1024@gmail.com>
120 * plugin.def: Rename pre-genericize event.
121 * plugin.c (register_callback, invoke_plugin_callbacks): Same.
122 * c-decl.c (finish_function): Invoke callbacks on above event.
124 2009-12-21 Jakub Jelinek <jakub@redhat.com>
126 PR rtl-optimization/42429
127 * reload.c (find_reloads_subreg_address): When adjusting mode of
128 MEM, update also MEM_SIZE if it is set.
130 2009-12-21 H.J. Lu <hongjiu.lu@intel.com>
133 * acinclude.m4 (gcc_GAS_FLAGS): New.
134 (gcc_GAS_CHECK_FEATURE): Use gcc_GAS_FLAGS.
135 * configure: Regenerated.
137 2009-12-20 Michael Matz <matz@suse.de>
139 PR tree-optimization/42027
140 * cfgexpand.c (expand_gimple_cond): Use jumpy sequence for &, &&, |
141 and || if jumps are cheap.
143 2009-12-19 Richard Guenther <rguenther@suse.de>
146 * lto-streamer-out.c (tree_is_indexable): Local statics
148 (lto_output_tree_ref): Adjust assert.
150 2009-12-19 Richard Guenther <rguenther@suse.de>
152 PR tree-optimization/42108
153 * tree-ssa-sccvn.c (last_vuse_ptr): New variable.
154 (vn_reference_lookup_2): Update last seen VUSE.
155 (vn_reference_lookup_3): Avoid updating last seen VUSE after
157 (visit_reference_op_load): Use last seen VUSE from the first
158 lookup when entering into the table.
160 2009-12-19 Joern Rennecke <amylaar@spamcop.net>
162 * Makefile.in (PLUGIN_HEADERS): Add more headers.
164 * tree-pass.h (GCC_PASS_LISTS): Define.
165 (PASS_LIST_NO_all_lowering_passes): New enumeration value.
166 (PASS_LIST_NO_all_small_ipa_passes): Likewise.
167 (PASS_LIST_NO_all_regular_ipa_passes): Likewise.
168 (PASS_LIST_NO_all_lto_gen_passes): Likewise.
169 (PASS_LIST_NO_all_passes): Likewise.
170 (PASS_LIST_NUM): Likewise.
171 (gcc_pass_lists): Declare.
172 * passes.c (gcc_pass_lists): Define.
174 2009-12-18 Richard Guenther <rguenther@suse.de>
176 * tree-ssa-sccvn.c (copy_nary): New function.
177 (copy_phis): Likewise.
178 (copy_references): Likewise.
179 (process_scc): Avoid last iteration by copying the
180 optimistic table to the valid table.
182 2009-12-17 Jakub Jelinek <jakub@redhat.com>
184 * dwarf2out.c (loc_descriptor): For SYMBOL_REFs and LABEL_REFs
185 use DW_OP_addr+DW_OP_stack_value instead of DW_OP_implicit_value.
186 (add_const_value_attribute): For CONST_STRING, SYMBOL_REFs and
187 LABEL_REFs use DW_OP_addr+DW_OP_stack_value DW_AT_location instead of
190 2009-12-17 Alexandre Oliva <aoliva@redhat.com>
193 * var-tracking.c (count_uses): Count MO_VAL_USE of original
194 MO_VAL_SET value for COND_EXEC.
195 (add_stores): Handle conditional stores.
198 * var-tracking.c (use_type): Remove indirection from loc.
199 (count_uses): Dereference incoming loc early.
200 (add_uses): Dereference incoming loc early.
203 * var-tracking.c (add_stores): Avoid value mode mismatch for
204 promoted declarations.
206 2009-12-17 Jakub Jelinek <jakub@redhat.com>
209 * ipa.c (function_and_variable_visibility): Clear same_comdat_group
210 links of DECL_EXTERNAL nodes.
212 2009-12-17 Sandra Loosemore <sandra@codesourcery.com>
214 * doc/rtl.texi (Vector Operations): Clarify vec_select result mode.
216 2009-12-17 Julian Brown <julian@codesourcery.com>
218 * config/arm/bpabi-v6m.S (test_div_by_zero): New macro.
219 (aeabi_ldivmod, aeabi_uldivmod): Use above macro.
220 * config/arm/bpabi.S (test_div_by_zero): New macro.
221 (aeabi_ldivmod, aeabi_uldivmod): Use above macro.
222 * config/arm/lib1funcs.asm (ARM_LDIV0): Tail-call int div-by-zero
223 handler for EABI. Add signed/unsigned argument, pass correct value
225 (THUMB_LDIV0): Same, for Thumb.
226 (DIV_FUNC_END): Add signed argument.
227 (WEAK): New macro (for EABI).
228 (__udivsi3, __umodsi3): Add unsigned argument to DIV_FUNC_END. For
229 __udivsi3, add entry point which skips division-by-zero test.
230 (__divsi3, __modsi3): Add signed argument to DIV_FUNC_END.
231 (__aeabi_uidivmod, __aeabi_idivmod): Check for division by zero.
232 Call __udivsi3 or __divsi3 via entry points which skip
233 division-by-zero tests.
234 (__div0): Rename to __aeabi_idiv0, __aeabi_ldiv0 for EABI, and
235 declare those names weak.
237 2009-12-17 Richard Guenther <rguenther@suse.de>
240 * builtins.c (get_object_alignment): Properly deal with
242 * expr.c (emit_block_move_hints): Assert the alignment makes
245 2009-12-17 Uros Bizjak <ubizjak@gmail.com>
248 * config/i386/i386-modes.def (V1TI): New vector mode.
249 * config/i386/i386.h (VALID_SSE_REG_MODE): Add V1TImode.
250 (SSE_REG_MODE_P): Ditto.
251 * config/i386/sse.md (SSEMODE16): New mode iterator.
253 (avxvecmode): Handle V1TI mode.
254 (*avx_mov<mode>_internal): Use AVXMODE16 instead of AVXMODE.
255 (mov<mode>): Use SSEMODE16 instead of SSEMODE.
256 (*mov<mode>_internal): Ditto.
257 (push<mode>1): Ditto.
258 (movmisalign<mode>): Ditto.
259 (sse2_ashlv1ti): Rename from sse2_ashlti.
260 (sse2_lshrv1ti): Rename from sse2_lshrti.
261 (*avx_ashlv1ti): Rename from *avx_ashlti and move from i386.md.
262 (*avx_lshrv1ti): Rename from *avx_lshrti and move from i386.md.
263 (vec_shl_<mode>): Convert operands to V1TImode and use V1TI shift.
264 (vec_shr_<mode>): Ditto.
265 (*sse2_mulv4si3): Update for renamed sse2_ashlv1ti3.
266 (udot_prodv4si): Ditto.
267 * config/i386/i386.c (classify_argument): Handle V1TImode.
268 (function_arg_advance_32): Ditto.
269 (function_arg_32): Ditto.
270 (ix86_expand_sse4_unpack): Convert operands to V1TImode and update
271 for renamed gen_sse2_lshrv1ti3.
272 (ix86_expand_args_builtin) <V2DI_FTYPE_V2DI_INT_CONVERT>: Set rmode
274 (struct builtin_description) <__builtin_ia32_pslldqi128>: Update
275 for renamed sse2_ashlv1ti3.
276 <__builtin_ia32_psrldqi128>: Update for renamed sse2_lshrv1ti3.
279 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
282 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
283 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
285 2009-12-17 Richard Earnshaw <rearnsha@arm.com>
288 * arm.md (pic_add_dot_plus_eight): Change output constraint from
291 2009-12-17 Shujing Zhao <pearly.zhao@oracle.com>
293 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
294 Update build_indirect_ref calls.
296 2009-12-17 Uros Bizjak <ubizjak@gmail.com>
298 * config/i386/sync.md (IMODE): Remove mode iterator.
299 (modesuffix): Remove mode attribute.
300 (modeconstraint): Ditto.
301 (immconstraint): Ditto.
302 (*sync_compare_and_swap<mode>): Use SWI mode iterator instead of
303 IMODE mode iterator, imodesuffix mode attribute instead of modesuffix,
304 <r> mode attribute instead of modeconstraint and <i> mode attribute
305 instead of immconstraint.
306 (sync_double_compare_and_swap<mode>): Ditto.
307 (sync_old_add<mode>): Ditto.
308 (sync_lock_test_and_set<mode>): Ditto.
309 (sync_add<mode>): Ditto.
310 (sync_sub<mode>): Ditto.
311 (sync_and<mode>): Ditto.
312 (sync_ior<mode>): Ditto.
313 (sync_xor<mode>): Ditto.
314 (sync_<code><mode>): Macroize insn pattern from
315 sync_{and,ior,xor}<mode> using any_logic code iterator.
317 2009-12-17 Shujing Zhao <pearly.zhao@oracle.com>
320 * c-common.h (ref_operator): New type.
321 (build_indirect_ref): Adjust prototype with new argument.
322 * c-typeck.c (build_indirect_ref): Accept ref_operator as argument and
323 emit the diagnostics for easy translation.
324 (build_array_ref): Update calls to build_indirect_ref.
325 * c-omp.c (c_finish_omp_atomic): Likewise.
326 * c-parser.c (c_parser_unary_expression,
327 c_parser_postfix_expression_after_primary): Likewise.
329 2009-12-16 Richard Guenther <rguenther@suse.de>
332 * langhooks.c (lhd_begin_section): Make sure to switch back
333 to the text section, not some random one.
335 2009-12-16 Jakub Jelinek <jakub@redhat.com>
337 * tree-chrec.c (chrec_convert_1): Only fold (T2)(t +- x) to
338 (T2)t +- (T2)x if only integer types are involved.
340 2009-12-16 Ben Elliston <bje@au.ibm.com>
342 * tree-data-ref.h (dot_rdg): Remove prototype.
343 * tree-data-ref.c (dog_rdg_1, dot_rdg): Remove.
345 2009-12-16 Kazu Hirata <kazu@codesourcery.com>
347 * doc/invoke.texi, doc/options.texi, doc/plugins.texi,
348 doc/tm.texi: Fix typos.
350 2009-12-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
352 * doc/extend.texi (Function Attributes, Extended Asm):
353 Replace TABs with spaces.
354 * doc/md.texi (Standard Names): Likewise.
355 * doc/plugins.texi (Plugins): Likewise.
357 * doc/c-tree.texi (Expression trees): Use @itemx for all but
358 the first item for merged items.
359 * doc/extend.texi (Variable Attributes): Likewise.
360 * doc/install.texi (Configuration): Likewise.
361 * doc/invoke.texi (RS/6000 and PowerPC Options, RX Options):
364 2009-12-15 Richard Guenther <rguenther@suse.de>
366 * tree.c (free_lang_data_in_binfo): Do not free BINFO_OFFSET
367 and BINFO_VPTR_FIELD.
368 (free_lang_data_in_type): Do not free TYPE_STUB_DECL if we
369 generate debug information.
370 (free_lang_data_in_decl): Do not free DECL_SIZE_UNIT,
371 DECL_SIZE, DECL_FIELD_OFFSET and DECL_FCONTEXT.
372 (free_lang_data): Do not disable debuginfo.
373 * lto-streamer-out.c (write_symbol_vec): Deal with
374 non-constant DECL_SIZE.
375 (pack_ts_base_value_fields): Write types with false
377 (lto_output_ts_type_tree_pointers): Stream TYPE_STUB_DECL.
378 * lto-streamer-in.c (lto_input_ts_type_tree_pointers): Stream
380 * dwarf2out.c (add_pure_or_virtual_attribute): Check for
382 (gen_type_die_for_member): Test for TYPE_STUB_DECL.
383 * opts.c (decode_options): Do not disable var-tracking for lto.
384 * doc/invoke.texi (-flto): Document -flto vs. -g experimental
386 (-fwhopr): Document experimental status.
388 2009-12-15 Aldy Hernandez <aldyh@redhat.com>
391 * graphite-sese-to-poly.c (is_reduction_operation_p): Assert that
392 we are a GIMPLE_ASSIGN. Do not calculate rhs code twice.
393 (follow_ssa_with_commutative_ops): Return NULL on non assignment.
395 2009-12-15 Eric Botcazou <ebotcazou@adacore.com>
397 * config/rs6000/rs6000.md (probe_stack): Use an enclosing SET.
399 2009-12-15 Richard Guenther <rguenther@suse.de>
401 * gimple.h (compare_field_offset): Declare.
402 * gimple.c (compare_field_offset): Export.
403 * lto-streamer-in.c (input_gimple_stmt): Use compare_field_offset.
405 2009-12-15 Richard Guenther <rguenther@suse.de>
407 * lto-cgraph.c (lto_output_node): Also stream the alias
409 (input_node): Likewise.
411 2009-12-15 Paolo Bonzini <bonzini@gnu.org>
412 Shujing Zhao <pearly.zhao@oracle.com>
414 * intl.c (get_spaces): New.
415 * intl.h (get_spaces): New.
417 2009-12-14 Jakub Jelinek <jakub@redhat.com>
420 * config/i386/i386.c (ix86_expand_special_args_builtin): Avoid
421 using switch with CODE_FOR_lwp_lwp* cases.
423 * config/i386/i386-builtin-types.def (PVOID_FTYPE_VOID): Use
424 DEF_FUNCTION_TYPE (PVOID) instead of DEF_FUNCTION_TYPE (PVOID, VOID).
426 2009-12-14 Eric Botcazou <ebotcazou@adacore.com>
428 * cfgexpand.c (expand_debug_expr) <INDIRECT_REF>: Remove overzealous
429 assertion and useless code.
430 <TARGET_MEM_REF>: Likewise.
432 2009-12-14 Alexandre Oliva <aoliva@redhat.com>
435 * dwarf2out.c (AT_loc_list_ptr): New.
436 (resolve_addr): Remove unresolved attributes and loc_list entries.
439 * dwarf2out.c (add_var_loc_to_decl): Don't drop initial empty
441 (new_loc_list): Drop gensym arg. Move generation of ll_symbol...
442 (gen_llsym): ... here. New function.
443 (add_loc_descr_to_loc_list): Removed.
444 (loc_descriptor): Infer mode from CONST_DOUBLEs and CONST_VECTORs.
445 (single_element_loc_list): Removed.
446 (dw_loc_list): Don't create entries without a location. Don't
447 special-case the first node of the list, only single nodes.
448 (single_element_loc_list_p): Simplify.
449 (loc_list_from_tree): Don't use DECL_RTL if loc_list is nonempty.
450 (add_location_or_const_value_attribute): Test var loc for NULL.
451 (convert_cfa_to_fb_loc_list): Adjust calls to new new_loc_list,
452 call gen_llsym if needed.
454 2009-12-14 Jakub Jelinek <jakub@redhat.com>
456 * cgraph.h (cgraph_set_nothrow_flag, cgraph_set_readonly_flag,
457 cgraph_set_pure_flag, cgraph_set_looping_const_or_pure_flag): New
459 * cgraph.c (cgraph_set_nothrow_flag, cgraph_set_readonly_flag,
460 cgraph_set_pure_flag, cgraph_set_looping_const_or_pure_flag): New
462 * except.h (set_nothrow_function_flags): Remove prototype.
463 * except.c (set_nothrow_function_flags): Use cgraph_set_nothrow_flag.
465 * ipa-pure-const.c (propagate): Use cgraph_set_nothrow_flag,
466 cgraph_set_readonly_flag, cgraph_set_pure_flag
467 and cgraph_set_looping_const_or_pure_flag.
468 (local_pure_const): Likewise.
470 2009-12-14 Jakub Jelinek <jakub@redhat.com>
471 Sebastian Pop <sebastian.pop@amd.com>
473 * config/i386/i386-builtin-types.def (PVOID): Declared.
474 (VOID_FTYPE_PVOID): Declared.
475 (PVOID_FTYPE_VOID): Declared.
476 (UCHAR_FTYPE_USHORT_UINT_USHORT): Removed.
477 (VOID_FTYPE_USHORT_UINT_USHORT): Removed.
478 * config/i386/i386.c (IX86_BUILTIN_LLWPCB16, IX86_BUILTIN_LLWPCB32,
479 IX86_BUILTIN_LLWPCB64, IX86_BUILTIN_SLWPCB16, IX86_BUILTIN_SLWPCB32,
480 IX86_BUILTIN_SLWPCB64, IX86_BUILTIN_LWPVAL16, IX86_BUILTIN_LWPINS16):
482 (IX86_BUILTIN_LLWPCB, IX86_BUILTIN_SLWPCB): New.
483 (bdesc_special_args): Adjust declaration of __builtin_ia32_llwpcb,
484 __builtin_ia32_slwpcb, __builtin_ia32_lwpval32,
485 __builtin_ia32_lwpval64, __builtin_ia32_lwpins32, and
486 __builtin_ia32_lwpins64.
487 (ix86_expand_special_args_builtin): Handle VOID_FTYPE_PVOID.
488 Do not handle VOID_FTYPE_USHORT_UINT_USHORT and
489 UCHAR_FTYPE_USHORT_UINT_USHORT. Warn when the third operand is
490 not an immediate. Also handle builtin functions with 3 arguments.
491 (ix86_expand_builtin): Handle IX86_BUILTIN_LLWPCB and
493 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC, UNSPEC_SLWP_INTRINSIC):
494 Renamed UNSPECV_LLWP_INTRINSIC and UNSPECV_SLWP_INTRINSIC.
495 (memory attribute): Handle lwp.
496 (lwp*): Rewrite all the insn patterns for LWP.
497 * config/i386/lwpintrin.h (__llwpcb16, __llwpcb32, __llwpcb64,
498 __slwpcb16, __slwpcb32, __slwpcb64, __lwpval16, __lwpins16): Removed.
499 (__llwpcb, __slwpcb): New.
501 2009-12-14 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
503 * dominance.c (set_immediate_dominator): Don't mark as inline.
505 2009-12-14 Eric Botcazou <ebotcazou@adacore.com>
507 * doc/tm.texi (STACK_CHECK_PROTECT): Document alternate default.
508 * doc/md.texi (check_stack): Clarify.
509 (probe_stack): Likewise.
510 * config/rs6000/rs6000.md (UNSPEC_PROBE_STACK): New constant.
511 (probe_stack): New insn.
513 2009-12-14 Ben Elliston <bje@au.ibm.com>
515 * lto-streamer-in.c (lto_get_builtin_tree): fclass can only be a
516 BUILT_IN_NORMAL or BUILT_IN_MD.
518 2009-12-13 Eric Botcazou <ebotcazou@adacore.com>
520 * doc/tm.texi (STACK_CHECK_PROBE_LOAD): Delete.
521 * expr.h (STACK_CHECK_PROBE_LOAD): Likewise.
522 * explow.c (emit_stack_probe): Do not test STACK_CHECK_PROBE_LOAD.
523 * system.h (STACK_CHECK_PROBE_LOAD): Poison.
525 2009-12-13 Michael Matz <matz@suse.de>
527 PR tree-optimization/42027
528 * dojump.c (do_jump <TRUTH_AND_EXPR, TRUTH_OR_EXPR>): Go to
529 TRUTH_ANDIF_EXPR resp. TRUTH_ORIF_EXPR expander, instead of
532 2009-12-13 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
535 * config/avr/predicates.md (pseudo_register_operand): New predicate
537 * config/avr/avr.md (divmodqi4): Replace with define_insn_and_split
538 to allow div/mod optimization.
545 2009-12-13 Richard Guenther <rguenther@suse.de>
547 PR tree-optimization/42357
548 * tree-sra.c (sra_modify_assign): Do not tear apart struct copies.
550 2009-12-12 Richard Guenther <rguenther@suse.de>
552 * tree.c (need_assembler_name_p): Abstract decls do not need
554 * dwarf2out.c (dwarf2out_abstract_function): Preserve
555 DECL_ABSTRACT properly.
557 2009-12-11 Richard Guenther <rguenther@suse.de>
559 * lto-streamer-in.c (lto_input_tree_ref): Do not register
560 DEBUG_EXPR_DECLs with the varpool.
562 2009-12-11 Eric Botcazou <ebotcazou@adacore.com>
564 * config/sparc/linux-unwind.h (MD_FROB_UPDATE_CONTEXT, 64-bit): Define.
565 (sparc64_frob_update_context): New function.
567 2009-12-11 Richard Guenther <rguenther@suse.de>
571 * lto-streamer-out.c (write_global_stream): Do not make decls
572 weak but resort to TREE_ASM_WRITTEN to avoid multiple definitions.
573 Make sure to mark all decls that we have written.
575 2009-12-11 Sebastian Andrzej Siewior <bigeasy@linutronix.de>
579 * config/m68k/linux.h: Remove LABELNO from the mcount statement. It is
580 not used by glibc/uclibc and does not work with large binaries.
582 2009-12-11 Richard Guenther <rguenther@suse.de>
585 * lto-streamer-in.c (lto_init_eh): Move eh_initialized_p
587 (input_eh_regions): Adjust.
588 (lto_input_ts_function_decl_tree_pointers): Initialize EH
589 if a non-NULL DECL_FUNCTION_PERSONALITY was read in.
591 2009-12-11 Duncan Sands <baldrick@free.fr>
593 * passes.c (make_pass_instance): Allocate and copy the right amount of
594 memory for ipa passes, which are not the same size as other passes.
596 2009-12-11 Joern Rennecke <amylaar@spamcop.net>
598 * plugin.c (get_named_event_id): Fix hash table rebuild to include
599 dynamically allocated events.
601 2009-12-11 Richard Guenther <rguenther@suse.de>
604 * lto-symtab.c (lto_symtab_resolve_can_prevail_p): Properly
605 detect non-prevailing decls.
607 2009-12-10 Jakub Jelinek <jakub@redhat.com>
610 * cgraph.h (struct cgraph_node): Add same_comdat_group field.
611 * cgraph.c (cgraph_remove_node): Unchain node from same_comdat_group
613 (cgraph_node_can_be_local_p): Return false for DECL_COMDAT with
614 node->same_comdat_group.
615 * ipa.c (cgraph_remove_unreachable_nodes): For any reachable node
616 mark all its same_comdat_group nodes as also reachable.
617 (cgraph_externally_visible_p): Return true even if any of
618 same_comdat_group nodes has address taken.
619 * lto-cgraph.c (lto_output_node): Stream out same_comdat_group.
620 (output_cgraph): Ensure other same_comdat_group nodes are also
622 (input_node): Stream in same_comdat_group.
623 (input_cgraph_1): Fix up same_comdat_group fields from references
625 * cgraphunit.c (cgraph_analyze_functions): Mark all other
626 same_comdat_group nodes as reachable.
627 (cgraph_mark_functions_to_output): For each node->process process
628 also other same_comdat_group nodes.
629 * ipa-inline.c (cgraph_clone_inlined_nodes): Don't reuse nodes
630 with same_comdat_group non-NULL.
631 (cgraph_mark_inline_edge): Likewise.
633 2009-12-10 Jan Hubicka <jh@suse.cz>
637 * cgraph.c (cgraph_create_edge_including_clones): Add old_stmt
638 parameter; update edge if it already exists.
639 (cgraph_remove_node): Handle correctly cases where we are removing
641 * cgraph.h (cgraph_create_edge_including_clones): Declare.
642 (verify_cgraph_node): Add missing error_found = true code.
643 (cgraph_materialize_all_clones): Remove call edges of dead nodes.
644 * ipa.c (cgraph_remove_unreachable_nodes): Correctly look for master
645 clone; fix double linked list removal.
646 * tree-inline.c (copy_bb): Update cgraph_create_edge_including_clones
647 call; fix frequency of newly created edge.
649 2009-12-10 Bernd Schmidt <bernd.schmidt@analog.com>
652 * regrename.c: Error out if MAX_RECOG_OPERANDS is larger than
653 HOST_BITS_PER_WIDE_INT.
654 (verify_reg_in_set): New function, broken out of verify_reg_tracked.
655 (verify_reg_tracked): Use it.
656 (scan_rtx_reg): When seeing a use involving a superset of the
657 registers in an existing chain, enlarge that chain. Otherwise,
658 allow subsets and set fail_current_block for all other kinds of
660 (hide_operands): New argument UNTRACKED_OPERANDS; callers changed.
661 Do not modify operands when the bit with the corresponding number
662 is set in that bitmap.
663 (build_def_use): When we see matching operands with different
664 modes, don't set fail_current_block, but keep track of such
665 operands in a bitmap if their registers aren't already tracked
666 in an open chain. Pass this bitmap to all hide_operands calls.
668 2009-12-10 Richard Guenther <rguenther@suse.de>
670 PR tree-optimization/42337
671 * tree-ssa-pre.c (seen_during_translate): Remove.
672 (phi_translate_1): Collapse into ...
673 (phi_translate): ... this. Remove seen parameter and
674 adjust recursive calls.
676 2009-12-10 Richard Guenther <rguenther@suse.de>
677 Allan Sandfeld Jensen <linux@carewolf.com>
679 * tree-vectorizer.c (vectorize_loops): Properly guard
680 vectorizer verboseness.
682 2009-12-10 Ben Elliston <bje@au.ibm.com>
684 * fwprop.c (free_load_extend): Initialise `use'.
686 2009-12-09 David Edelsohn <edelsohn@gnu.org>
688 * builtins.c (do_mpc_ckconv): Pass the component type to
691 2009-12-09 Xinliang David Li <davidxl@google.com>
693 PR tree-optimization/42337
694 * tree-ssa-pre.c (phi_translate_1): Push and Pop SEEN set.
696 2009-12-09 Nathan Froyd <froydnj@codesourcery.com>
698 * config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
699 mulv2sf3, divv2sf3): New expanders.
700 * config/rs6000/spe.md (spe_evabs, spe_evand, spe_evaddw, spe_evsubfw,
701 spe_evdivws): Rename to use standard GCC names.
702 * config/rs6000/paired.md (negv2sf, absv2sf2, addv2sf3, subv2sf3,
703 mulv2sf3, divv2sf3): Rename to avoid conflict with the new expanders.
704 * config/rs6000/rs6000.c (bdesc_2arg, bdesc_1arg): Use new CODE_FOR_
705 names for renamed patterns.
707 2009-12-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
709 * config/s390/s390.md ("copysign<mode>3"): Pattern removed.
711 2009-12-09 Jakub Jelinek <jakub@redhat.com>
713 * configure.ac: Compute ld_ver, ld_vers, ld_date, ld_vers_major,
714 ld_vers_minor and ld_vers_path always, not just when gcc_cv_ld_hidden
716 * configure: Regenerated.
718 2009-12-08 Richard Henderson <rth@redhat.com>
720 * combine.c (setup_incoming_promotions): Fix sign-extend of
721 zero-extend case; tidy conditions.
723 2009-12-08 Michael Matz <matz@suse.de>
726 * function.c (free_temp_slots): Only walk the temp slot
727 addresses and combine slots if we actually changes something.
728 (pop_temp_slots): Ditto.
730 2009-12-08 Olga Golovanevsky <olga@il.ibm.com>
733 * ipa-struct-reorg.c (compare_fields): New function.
734 (find_field_in_struct_1): Use compare_fields function.
735 (is_equal_types): Likewise.
737 2009-12-07 DJ Delorie <dj@redhat.com>
740 * config/mep/mep.c (mep_expand_prologue): Set
741 really_need_stack_frame after frame_size is set.
743 2009-12-07 Richard Henderson <rth@redhat.com>
746 * combine.c (setup_incoming_promotions): Improve the conditions
747 under which we respect the promotions applied.
749 2009-12-07 Eric Botcazou <ebotcazou@adacore.com>
751 * config/sparc/linux.h (ASM_SPEC): Pass -K PIC if -findirect-dispatch.
752 * config/sparc/linux64.h (ASM_SPEC): Likewise.
754 2009-12-07 Richard Henderson <rth@redhat.com>
758 * tree-ssa.c (insert_debug_temp_for_var_def): Skip propagation
759 for ssa names already registered for update.
761 2009-12-07 Jakub Jelinek <jakub@redhat.com>
764 * ddg.c (add_inter_loop_mem_dep): Use ANTI_DEP if from or to
767 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
769 * config/i386/driver-i386.c (host_detect_local_cpu): Add -mlwp to the
770 options when bit_LWP is set.
772 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
774 * config/i386/cpuid.h (bit_ABM): New.
775 * config/i386/driver-i386.c (host_detect_local_cpu): Add -mabm to the
776 options when bit_ABM is set.
778 2009-12-07 Jakub Jelinek <jakub@redhat.com>
780 * config/i386/i386.c (bdesc_special_args): Move __builtin_clzs from
782 (bdesc_args): ... here.
783 * config.gcc (i[34567]86-*-*): Include abmintrin.h.
784 (x86_64-*-*): Likewise.
786 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
788 * config.gcc (i[34567]86-*-*, x86_64-*-*): Add popcntintrin.h.
789 * config/i386/abmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
790 * config/i386/i386-c.c (__POPCNT__): Defined.
791 * config/i386/popcntintrin.h: ...here. New file.
792 * config/i386/smmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
793 Include popcntintrin.h.
794 * config/i386/x86intrin.h: Include popcntintrin.h when __POPCNT__
797 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
799 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory):
801 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Removed.
802 * config/i386/sse.md: Remove all XOP splitters.
803 Allow the second and fourth operands of XOP multiply-add insns
806 2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
808 * config/i386/sse.md: Remove all FMA4 splitters.
809 Allow the second operand of FMA4 insns to be a nonimmediate.
810 Fix comments punctuation.
812 2009-12-07 Julian Brown <julian@codesourcery.com>
814 * config/arm/constraints.md (Ps, Pt): New constraint letters.
815 * config/arm/thumb2.md (*thumb2_addsi_short): Tighten constraints.
817 2009-12-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
820 * configure.ac (HAVE_mpc): Don't define.
821 * config.in, configure: Regenerate.
824 * builtins.c: Remove HAVE_mpc* checks throughout.
825 * fold-const.c: Likewise.
827 * toplev.c: Likewise.
829 2009-12-07 Edmar Wienskoski <edmar@freescale.com>
831 * config.gcc (cpu_is_64bit): Add new core e500mc64.
832 (powerpc*-*-*): Add new core e500mc64.
833 * config/rs6000/e500mc64.md: New file.
834 * config/rs6000/rs6000.c (processor_costs): Add new costs for
836 (rs6000_override_options): Add e500mc64 case to
837 processor_target_table. Altivec and Spe options not allowed with
838 e500mc64. Disable string instructions for e500mc64. Enable branch
839 targets alignment for both e500mc and e500mc64. Initialize
840 rs6000_cost for e500mc64.
841 (rs6000_emit_sISEL): New function.
842 (rs6000_emit_sCOND): Call rs6000_emit_sISEL for isel targets.
843 (rs6000_emit_int_cmove): Fix mode of 64 bit isel pattern
845 (rs6000_issue_rate): Set issue rate for e500mc64.
846 (rs6000_rtx_costs): Set more accurate cost for mfcr instruction
847 on architectures with isel.
848 * config/rs6000/rs6000-protos.h (rs6000_emit_sISEL): Declare.
849 * config/rs6000/rs6000.h (processor_type): Add
850 PROCESSOR_PPCE500MC64.
851 (ASM_CPU_SPEC): Add e500mc64.
852 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc64.
854 (abssi2_isel): Expand pattern to handle DImode.
855 (nabs<mode>2_isel): New pattern.
856 (absdi2): Change pattern to handle 64 bit isel targets.
857 (absdi2_internal): Exclude ISEL targets.
858 (nabsdi2): Exclude ISEL targets.
859 * doc/invoke.texi: Add e500mc64 to list of cpus.
861 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
863 * config/i386/i386.md (any_or): New code iterator.
864 (any_logic): Rename from plogic code iterator.
865 (logicprefix): Rename from plogicprefix code attribute.
866 (<code><mode>3): Macroize expander from {ior,xor}<mode>3 using
867 any_or code iterator.
868 (*<code><mode>_1): Macroize insn from *{ior,xor}<mode>_1 using
869 any_or code iterator.
870 (*<code><mode>_2): Ditto from *{ior,xor}<mode>_2.
871 (*<code><mode>_3): Ditto from *{ior,xor}<mode>_3.
872 (ior and xor splitters): Ditto.
873 * config/i386/mmx.md: Updated for rename.
874 * config/i386/sse.md: Ditto.
876 2009-12-07 Uros Bizjak <ubizjak@gmail.com>
878 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
879 Remove quotes around condition logic code.
881 2009-12-06 Richard Henderson <rth@redhat.com>
884 * tree-ssa-dom.c (degenerate_phi_result): Check for NULL phi
887 2009-12-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
889 * doc/install.texi: Document MPC is required.
891 2009-12-06 Uros Bizjak <ubizjak@gmail.com>
893 * config/i386/i386.md (g): Add HImode and QImode.
894 (general_szext_operand): New mode attribute.
895 (*test<mode>_1): Macroize insn from *test{qi,hi,si}_1 using
896 SWI124 mode iterator.
897 (and<mode>3): Macroize expander from and{qi,hi,si,di}3 using
899 (*and<mode>_2): Macroize insn from *and{qi,hi,si}_2 using
900 SWI124 mode iterator.
901 (ior<mode>3): Macroize expander from ior{qi,hi,si,di}3 using
903 (*ior<mode>_1): Macroize insn from *ior{hi,si,di}_1 using
904 SWI248 mode iterator.
905 (*ior<mode>_2): Macroize insn from *ior{qi,hi,si,di}_2 using
907 (*ior<mode>_3): Macroize insn from *ior{qi,hi,si,di}_3 using
909 (xor<mode>3): Macroize expander from xor{qi,hi,si,di}3 using
911 (*xor<mode>_1): Macroize insn from *xor{hi,si,di}_1 using
912 SWI248 mode iterator.
913 (*xor<mode>_2): Macroize insn from *xor{qi,hi,si,di}_2 using
915 (*xor<mode>_3): Macroize insn from *xor{qi,hi,si,di}_3 using
918 2009-12-05 Sebastian Pop <sebastian.pop@amd.com>
920 * config/i386/i386.c (TARGET_DEFAULT_TARGET_FLAGS): Add
922 * config/i386/i386.h (CC1_CPU_SPEC_1): Remove
923 "'-mfused-madd' was removed".
924 * config/i386/i386.opt (mfused-madd): New.
925 * config/i386/sse.md: Add TARGET_FUSED_MADD to FMA4 insns.
926 * doc/invoke.texi (-mfused-madd, -mno-fused-madd): Document.
928 2009-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
930 * pa64-hpux.h (LIB_SPEC): Handle -rdynamic.
931 * pa-hpux10.h (LIB_SPEC): Likewise.
932 * pa-hpux11.h (LIB_SPEC): Likewise.
935 * pa/linux-unwind.h (pa32_fallback_frame_state): Set fs->signal_frame
937 * pa/hpux-unwind.h (pa32_fallback_frame_state): Likewise.
939 2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
941 * configure: Regenerate.
943 2009-12-05 Richard Earnshaw <rearnsha@arm.com>
945 * arm/thumb2.md (thumb2_mulsi_short_compare0): Use a low-register
948 2009-12-04 David Daney <ddaney@caviumnetworks.com>
950 PR rtl-optimization/42164
951 * combine.c (combine_simplify_rtx): Handle truncation of integer
954 2009-12-04 Richard Guenther <rguenther@suse.de>
956 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
957 Revert previous change.
958 (lto_output_ts_decl_common_tree_pointers): Stream DECL_VALUE_EXPR.
959 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
962 2009-12-04 Richard Guenther <rguenther@suse.de>
964 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
966 (call_may_clobber_ref_p_1): Likewise.
968 2009-12-04 Matthias Klose <doko@ubuntu.com>
969 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
972 * config.gcc (hppa*-*-linux*): Use config/t-slibgcc-libgcc.
973 * config/pa/pa-linux.h (LIB_SPEC): Remove.
975 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
976 Richard Henderson <rth@redhat.com>
978 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Remove.
979 * config/i386/i386.c (ix86_fma4_valid_op_p): Remove.
980 * config/i386/i386.md: Do not use ix86_fma4_valid_op_p.
981 * config/i386/sse.md (fma4_*): Remove alternative with operand 1
982 matching a memory access. Do not use ix86_fma4_valid_op_p.
984 Do not use ix86_fma4_valid_op_p in FMA4 and XOP splitters.
986 2009-12-03 Richard Henderson <rth@redhat.com>
988 * config/i386/i386.c (ix86_fixup_binary_operands): For FMA4, force
989 all operands into registers.
991 2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
993 * config/i386/i386.c (ix86_expand_fma4_multiple_memory): Remove unused
995 * config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory): Same.
996 * config/i386/sse.md: Same.
998 2009-12-03 Richard Guenther <rguenther@suse.de>
1000 * cgraphunit.c (assemble_thunk): Use DECL_ASSEMBLER_NAME
1001 instead of DECL_NAME for the entry point.
1003 2009-12-03 Richard Earnshaw <rearnsha@arm.com>
1005 * arm/linux-atomic.c (SYNC_LOCK_RELEASE): Place memory barrier
1006 before the lock release.
1008 2009-12-03 Michael Matz <matz@suse.de>
1011 * cfgexpand.c (struct stack_var): Add conflicts member.
1012 (stack_vars_conflict, stack_vars_conflict_alloc,
1013 n_stack_vars_conflict): Remove.
1014 (add_stack_var): Initialize conflicts member.
1015 (triangular_index, resize_stack_vars_conflict): Remove.
1016 (add_stack_var_conflict, stack_var_conflict_p): Rewrite in
1017 terms of new member.
1018 (union_stack_vars): Only run over the conflicts.
1019 (partition_stack_vars): Remove special case.
1020 (expand_used_vars_for_block): Don't call resize_stack_vars_conflict,
1021 don't create self-conflicts.
1022 (account_used_vars_for_block): Don't create any conflicts.
1023 (fini_vars_expansion): Free bitmaps, don't free or clear removed
1026 2009-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
1029 * regrename.c (live_in_chains): New variable.
1030 (verify_reg_tracked): New static function.
1031 (scan_rtx_reg): Update live_in_chains.
1032 (scan_rtx): Only promote sets in COND_EXEC to OP_INOUT if
1033 we're already tracking the reg.
1034 (build_def_use): Likewise. Initialize live_in_chains.
1036 2009-12-03 Ken Werner <ken.werner@de.ibm.com>
1038 * config/spu/spu-elf.h (STARTFILE_SPEC): Add support for gprof
1040 * config/spu/spu-protos.h (spu_function_profiler): Add prototype.
1041 * config/spu/spu.c (spu_function_profiler): New function.
1042 * config/spu/spu.h (FUNCTION_PROFILER): Invoke
1043 spu_function_profiler.
1044 (NO_PROFILE_COUNTERS): Define.
1045 (PROFILE_BEFORE_PROLOGUE): Likewise.
1047 2009-12-03 Dave Korn <dave.korn.cygwin@gmail.com>
1049 * ggc-page.c (struct free_object): Pull definition out ...
1050 (struct globals): .. from here.
1052 2009-12-02 Richard Guenther <rguenther@suse.de>
1054 * fold-const.c (div_if_zero_remainder): Honor that sizetypes
1055 are sign-extending. Simplify.
1057 2009-12-02 Richard Henderson <rth@redhat.com>
1060 * tree-loop-distribution.c (build_size_arg_loc): Tidy.
1061 (generate_memset_zero): Convert to sizetype properly. Tidy.
1063 2009-12-02 Richard Guenther <rguenther@suse.de>
1065 * lto-streamer-out.c (pack_ts_decl_common_value_fields):
1066 Do not pretend we have value exprs.
1068 2009-12-02 Richard Guenther <rguenther@suse.de>
1071 * fold-const.c (try_move_mult_to_index): Do not leak
1072 domain types into the IL.
1074 2009-12-02 Richard Guenther <rguenther@suse.de>
1077 * tree.c (free_lang_data): Disable if not using LTO.
1079 2009-12-02 Richard Guenther <rguenther@suse.de>
1082 * cfgloopmanip.c (remove_path): Avoid cancelling loops twice.
1084 2009-12-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1087 * tree.h (int_or_pointer_precision): Remove.
1088 * tree.c (int_or_pointer_precision): Remove.
1089 (integer_pow2p): Use TYPE_PRECISION instead.
1090 (tree_log2): Likewise.
1091 (tree_floor_log2): Likewise.
1092 (signed_or_unsigned_type_for): Likewise.
1093 * fold-const.c (fit_double_type): Likewise.
1094 * varasm.c (initializer_constant_valid_p): Likewise.
1096 2009-12-02 Ira Rosen <irar@il.ibm.com>
1098 * doc/invoke.texi (-fdump-tree-slp): Document.
1099 (-ftree-vectorizer-verbose): Update.
1100 (-ftree-slp-vectorize): Document.
1102 2009-12-02 Nick Clifton <nickc@redhat.com>
1104 * config/rx/rx.c (rx_conditional_register_usage): Do not warn if
1105 no fixed registers are available for interrupt handlers. Do not
1106 fix normal registers.
1107 (MUST_SAVE_ACC_REGISTER): New macro.
1108 (rx_get_stack_layout): Create a stack frame for fast interrupt
1109 handlers, if necessary. Push extra registers if needed in order
1110 to save the accumulator.
1111 (rx_expand_prologue): Create a stack frame for fast interrupt
1112 handlers, if necessary.
1113 (rx_expand_builtin_mvfc): Handle the case where there is no target.
1115 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
1117 * config/i386/abmintrin.h (__lzcnt16): New.
1120 * config/i386/i386-builtin-types.def (UINT16_FTYPE_UINT16): New.
1121 * config/i386/i386.c (IX86_BUILTIN_CLZS): New.
1122 (bdesc_special_args): Add __builtin_clzs.
1123 (ix86_expand_args_builtin): Handle UINT16_FTYPE_UINT16.
1125 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
1127 * config/i386/abmintrin.h (_mm_popcnt_u32): New.
1128 (_mm_popcnt_u64): New.
1130 2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
1132 * config/i386/abmintrin.h: New.
1133 * config/i386/i386-c.c (ix86_target_macros_internal): Defined __ABM__.
1134 * config/i386/x86intrin.h: Include abmintrin.h when __ABM__ is defined.
1136 2009-12-01 Uros Bizjak <ubizjak@gmail.com>
1138 * config/i386/i386.md (SWI124): Rename from CRC32MODE.
1139 (crc32modesuffix): Remove.
1140 (crc32modeconstraint): Ditto.
1141 (sse4_2_crc32<mode>): Update for renamed mode iterator. Use
1142 imodesuffix instead of crc32modesuffix and <r>m instead of
1143 crc32modeconstraint.
1145 2009-12-01 Jakub Jelinek <jakub@redhat.com>
1148 * tree-cfgcleanup.c (cleanup_omp_return): Don't ICE if control_bb
1149 contains no statements.
1151 2009-12-01 Grigori Fursin <grigori.fursin@inria.fr>
1152 Joern Rennecke <amylaar@spamcop.net>
1154 * cgraphunit.c (plugin.h): Include.
1155 (ipa_passes): Invoke PLUGIN_ALL_IPA_PASSES_START /
1156 PLUGIN_ALL_IPA_PASSES_END at start / end of processing.
1157 * gcc-plugin.h (highlev-plugin-common.h, hashtab.h): Include.
1158 (enum plugin_event): Define by including plugin.def.
1159 Last enumerator is now called PLUGIN_EVENT_FIRST_DYNAMIC.
1160 (plugin_event_name): Change type to const char **.
1161 (get_event_last, get_named_event_id, unregister_callback): Declare.
1162 (register_callback): Change type of event argument to int.
1163 (highlev-plugin-common.h): New file.
1164 * Makefile.in (GCC_PLUGIN_H): Add highlev-plugin-common.h and
1166 (tree-optimize.o passes.o): Depend on $(PLUGIN_H).
1167 (PLUGIN_HEADERS): Add opts.h, $(PARAMS_H) and plugin.def.
1168 (s-header-vars): New rule.
1169 (install-plugin): Depend on s-header-vars. Install b-header-vars.
1170 * params.c (get_num_compiler_params): New function.
1171 * params.h (get_num_compiler_params): Declare.
1172 * passes.c (plugin.h): Include.
1173 (make_pass_instance): Invoke PLUGIN_NEW_PASS.
1174 (do_per_function_toporder, pass_init_dump_file): No longer static.
1175 (pass_fini_dump_file): Likewise.
1176 (execute_one_pass): Likewise. Invoke PLUGIN_OVERRIDE_GATE and
1177 PLUGIN_PASS_EXECUTION.
1178 (execute_ipa_pass_list): Invoke PLUGIN_EARLY_GIMPLE_PASSES_START and
1179 PLUGIN_EARLY_GIMPLE_PASSES_END.
1180 * plugin.c (plugin_event_name_init): New array, defined by
1181 including plugin.def.
1182 (FMT_FOR_PLUGIN_EVENT): Update.
1183 (plugin_event_name): Change type to const char ** and initialize
1184 to plugin_event_name_init.
1185 (event_tab, event_last, event_horizon): New variable.
1186 (get_event_last): New function.
1187 (plugin_callbacks_init): New array.
1188 (plugin_callbacks: Change type to struct callback_info **.
1189 Initialize to plugin_callbacks_init.
1190 (htab_event_eq, get_named_event_id, unregister_callback): New function.
1191 (invoke_plugin_va_callbacks): Likewise.
1192 (register_callback): Change type of event argument to int.
1193 Handle new events. Allow dynamic events.
1194 (invoke_plugin_callbacks): Likewise. Return success status.
1195 (plugins_active_p): Allow dynamic callbacks.
1196 * plugin.def: New file.
1197 * plugin.h (invoke_plugin_callbacks): Update prototype.
1198 (invoke_plugin_va_callbacks): Declare.
1199 * tree-optimize.c (plugin.h): Include.
1200 (tree_rest_of_compilation): Invoke PLUGIN_ALL_PASSES_START and
1201 PLUGIN_ALL_PASSES_END.
1202 * tree-pass.h (execute_one_pass, pass_init_dump_file): Declare.
1203 (pass_fini_dump_file, do_per_function_toporder): Likewise.
1204 * doc/plugin.texi: Document new event types.
1206 2009-12-01 Martin Jambor <mjambor@suse.cz>
1208 PR tree-optimization/42237
1209 * tree-sra.c (sra_ipa_modify_assign): Split gimple_reg_type assignments
1210 in between references into two.
1212 2009-12-01 Richard Guenther <rguenther@suse.de>
1214 * tree-inline.c (copy_tree_body_r): Do not set TREE_BLOCK
1215 to the block of the call when remapping a type.
1217 2009-12-01 Martin Jambor <mjambor@suse.cz>
1219 * cgraph.h (struct cgraph_edge): Reorder fields. Make loop_nest
1221 * ipa-prop.h (struct ipa_param_call_note): Likewise.
1222 * ipa-prop.c (ipa_note_param_call): Initialize note->loop_nest.
1224 2009-12-01 Richard Guenther <rguenther@suse.de>
1226 * final.c (rest_of_clean_state): If -fcompare-debug is
1227 given dump final insns without UIDs.
1228 * tree-ssa-live.c (remove_unused_scope_block_p): Remove
1229 after_inlining checks.
1231 2009-11-30 Chao-ying Fu <fu@mips.com>
1233 * config/mips/mips-dsp.md (mips_lhx_<mode>): Use sign_extend.
1235 2009-11-30 Dave Korn <dave.korn.cygwin@gmail.com>
1237 * configure.ac (USE_CYGWIN_LIBSTDCXX_WRAPPERS): Define to reflect
1238 status of AC_CHECK_FUNC for Cygwin DLL libstdc++ support wrappers.
1239 * configure: Regenerate.
1240 * config.in: Regenerate.
1242 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Define list of --wrap
1243 options for Cygwin DLL libstdc++ support wrappers.
1244 (CXX_WRAP_SPEC_OPT): Define spec to use wrappers or not by default
1245 according to defined value of USE_CYGWIN_LIBSTDCXX_WRAPPERS.
1246 (CXX_WRAP_SPEC): Define entire wrapper spec in or out according to
1247 whether USE_CYGWIN_LIBSTDCXX_WRAPPERS is even defined or not.
1248 (LINK_SPEC): Include CXX_WRAP_SPEC.
1249 * gcc/config/i386/winnt.c (wrapper_strcmp): New qsort helper function.
1250 (i386_find_on_wrapper_list): Check if a function is found on the list
1251 of libstdc++ wrapper options.
1252 (i386_pe_file_end): If we are importing a wrapped function, also emit
1253 an external declaration for the real version.
1254 * config/i386/cygming.opt (muse-libstdc-wrappers): New option for
1255 Cygwin targets. Update copyright year.
1257 2009-11-30 Steve Ellcey <sje@cup.hp.com>
1258 Jakub Jelinek <jakub@redhat.com>
1260 * function.c (instantiate_virtual_regs_in_insn): Copy to new reg
1261 before forcing mode.
1263 2009-11-30 Anatoly Sokolov <aesok@post.ru>
1265 * config/sh/sh.c (sh_promote_prototypes): Make static.
1266 (sh_function_value, sh_libcall_value, sh_function_value_regno_p): New
1268 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1269 * config/sh/sh.h (FUNCTION_VALUE_REGNO_P): Redefine, use
1270 sh_function_value_regno_p.
1271 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1272 * config/sh/sh-protos.h (sh_function_value_regno_p): Declare.
1273 (sh_promote_prototypes) : Remove.
1275 2009-11-30 Julian Brown <julian@codesourcery.com>
1277 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Don't restrict Thumb-2
1280 2009-11-30 Richard Henderson <rth@redhat.com>
1282 * config/i386/i386.c (ix86_vec_interleave_v2df_operator_ok): New.
1283 (bdesc_special_args): Update insn codes.
1284 (avx_vpermilp_parallel): Correct range check.
1285 (ix86_rtx_costs): Handle vector permutation rtx codes.
1286 (struct expand_vec_perm_d): Move earlier.
1287 (get_mode_wider_vector): New.
1288 (expand_vec_perm_broadcast_1): New.
1289 (ix86_expand_vector_init_duplicate): Use it. Tidy AVX modes.
1290 (expand_vec_perm_broadcast): New.
1291 (ix86_expand_vec_perm_builtin_1): Use it.
1292 * config/i386/i386-protos.h: Update.
1293 * config/i386/predicates.md (avx_vbroadcast_operand): New.
1294 * config/i386/sse.md (AVX256MODE24P): New.
1295 (ssescalarmodesuffix2s): New.
1296 (avxhalfvecmode, avxscalarmode): Fill out to all modes.
1297 (avxmodesuffixf2c): Add V8SI, V4DI.
1298 (vec_dupv4sf): New expander.
1299 (*vec_dupv4sf_avx): Add vbroadcastss alternative.
1300 (*vec_set<mode>_0_avx, **vec_set<mode>_0_sse4_1): Macro-ize for
1301 V4SF and V4SI. Move C alternatives to front. Add insertps and
1302 pinsrd alternatives.
1303 (*vec_set<mode>_0_sse2): Split out from ...
1304 (vec_set<mode>_0): Macro-ize for V4SF and V4SI.
1305 (vec_interleave_highv2df, vec_interleave_lowv2df): Require register
1306 destination; use ix86_vec_interleave_v2df_operator_ok, instead of
1307 ix86_fixup_binary_operands.
1308 (*avx_interleave_highv2df, avx_interleave_lowv2df): Add movddup.
1309 (*sse3_interleave_highv2df, sse3_interleave_lowv2df): New.
1310 (*avx_movddup, *sse3_movddup): Remove. New splitter from
1311 vec_select form to vec_duplicate form.
1312 (*sse2_interleave_highv2df, sse2_interleave_lowv2df): Use
1313 ix86_vec_interleave_v2df_operator_ok.
1314 (avx_movddup256, avx_unpcklpd256): Change to expanders, merge into ...
1315 (*avx_unpcklpd256): ... here.
1316 (*vec_dupv4si_avx): New.
1317 (*vec_dupv2di_avx): Add movddup alternative.
1318 (*vec_dupv2di_sse3): New.
1319 (vec_dup<AVX256MODE24P>): Replace avx_vbroadcasts<AVXMODEF4P> and
1320 avx_vbroadcastss256; represent with vec_duplicate instead of
1321 nested vec_concat operations.
1322 (avx_vbroadcastf128_<mode>): Rename from
1323 avx_vbroadcastf128_p<avxmodesuffixf2c>256.
1324 (*avx_vperm_broadcast_v4sf): New.
1325 (*avx_vperm_broadcast_<AVX256MODEF2P>): New.
1327 2009-11-30 Martin Jambor <mjambor@suse.cz>
1330 * tree-sra.c (struct access): New field grp_different_types.
1331 (dump_access): Dump grp_different_types.
1332 (compare_access_positions): Prefer scalars and vectors over other
1334 (sort_and_splice_var_accesses): Set grp_different_types if appropriate.
1335 (sra_modify_expr): Use the original also when dealing with a complex
1336 or vector group accessed as multiple types.
1338 2009-11-30 Richard Henderson <rth@redhat.com>
1340 * config/i386/i386.c (avx_vperm2f128_parallel): New.
1341 * config/i386/i386-protos.h: Declare it.
1342 * config/i386/predicates.md (avx_vperm2f128_v8sf_operand,
1343 avx_vperm2f128_v8si_operand, avx_vperm2f128_v4df_operand): New.
1344 * config/i386/sse.md (avx_vperm2f128<mode>3): Change to expander.
1345 (*avx_vperm2f128<mode>_full): Renamed from avx_vperm2f128<mode>3.
1346 (*avx_vperm2f128<mode>_nozero): New.
1348 2009-11-30 Richard Henderson <rth@redhat.com>
1350 * config/i386/i386-builtin-types.def (V4DF_FTYPE_V4DF_V4DF_V4DI): New.
1351 (V8SF_FTYPE_V8SF_V8SF_V8SI): New.
1352 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Support
1353 V4DF and V8SF for AVX; relax constraint on V4SF to SSE1 from SSE2.
1354 (IX86_BUILTIN_VEC_PERM_V4DF, IX86_BUILTIN_VEC_PERM_V8SF): New.
1355 (bdesc_args): Add them.
1356 (ix86_expand_builtin): Expand them.
1357 (expand_vec_perm_pshufb2): Only operate on 16-byte vectors.
1359 2009-11-30 Martin Jambor <mjambor@suse.cz>
1362 * ipa-prop.c (ipa_write_node_info): Initialize note_count to zero.
1364 2009-11-30 Jakub Jelinek <jakub@redhat.com>
1366 * ipa-reference.c (propagate): Only dump bitmaps if computed.
1368 2009-11-30 Olga Golovanevsky <olga@il.ibm.com>
1371 * ipa-struct-reorg.c (new_var_eq): Use DECL_UID to hash new variables.
1372 (new_var_hash): Likewise.
1373 (is_in_new_vars_htab): Likewise.
1374 (add_to_new_vars_htab): Likewise.
1376 2009-11-30 Ira Rosen <irar@il.ibm.com>
1378 * tree-vect-stmts.c (vectorizable_assignment): Support
1381 2009-11-30 Richard Guenther <rguenther@suse.de>
1383 * doc/contrib.texi (Contributors): Add myself.
1385 2009-11-30 Richard Guenther <rguenther@suse.de>
1387 * tree.c (free_lang_data): Do not set debug_info_level to
1390 2009-11-30 Richard Guenther <rguenther@suse.de>
1394 * expr.c (expand_expr_addr_expr_1): Properly expand the initializer
1397 2009-11-30 Richard Guenther <rguenther@suse.de>
1399 * tree-into-ssa.c (insert_phi_nodes): Add PHI nodes in
1402 2009-11-30 Richard Guenther <rguenther@suse.de>
1404 * tree-dump.c (dump_option_value_in): Add TDF_NOUID.
1405 * tree-pass.h (TDF_NOUID): Likewise.
1406 * print-rtl.c: Include tree-pass.h.
1407 (print_mem_expr): Pass dump_flags.
1408 (print_rtx): Likewise.
1409 * print-tree.c: Include tree-pass.h.
1410 (print_node_brief): Handle TDF_NOUID.
1411 (print_node): Likewise.
1412 * tree-pretty-print.c (dump_decl_name): Likewise.
1413 (dump_generic_node): Likewise.
1414 * Makefile.in (print-rtl.o, print-tree.o): Add $(TREE_PASS_H)
1417 2009-11-30 Nick Clifton <nickc@redhat.com>
1419 * config/stormy16/stormy16-lib2-count-leading-zeros.c: Delete.
1420 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Remove
1421 stormy16-lib2-count-leading-zeros.c.
1422 * config/stormy16/stormy16-lib2.c (__clzhi2): Move code from
1423 __stormy16_count_leading_zeros() into this function.
1424 (__ctzhi2): Use __builtin_clz.
1425 (__ffshi2): Likewise.
1427 2009-11-30 Eric Botcazou <ebotcazou@adacore.com>
1429 * config/sparc/sparc.c (DF_MODES): Simplify.
1430 (TF_ONLY_MODES, OF_ONLY_MODES): Delete.
1431 (TF_MODES, OF_MODES): Adjust for above change.
1432 (TF_MODES_NO_S, OF_MODES_NO_S): Likewise.
1433 * config/sparc/sparc.h (REGNO_REG_CLASS): Move around.
1435 2009-11-30 Paolo Bonzini <bonzini@gnu.org>
1437 PR rtl-optimization/41812
1438 * fwprop.c (local_md, local_lr): New globals.
1439 (process_defs, process_uses): Remove local_md argument. Never
1440 consider dead pseudos to have singleton def-use chains.
1441 (single_def_use_enter_block): Perform LR simulation.
1442 (build_single_def_use_links): Remove local_md local variable.
1443 Add DF_NOTE. Allocate local_lr.
1444 (fwprop_done): Do not remove DF_CHAIN, we do not use it anymore.
1445 * df-problems.c (df_md_scratch): New.
1446 (df_md_alloc, df_md_free): Allocate/free it.
1447 (df_md_local_compute): Only include live registers in init.
1448 (df_md_transfer_function): Prune the in-set computed by
1449 the confluence function, and the gen-set too.
1451 2009-11-30 Hans-Peter Nilsson <hp@axis.com>
1453 PR rtl-optimization/40086
1454 * reorg.c (relax_delay_slots): When looking for redundant insn at
1455 the branch target, use next_real_insn, not next_active_insn.
1457 2009-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1459 * doc/install.texi: Update minimum MPC version to 0.8.
1461 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1463 * config/rs6000/rs6000.md (fnmaddsf4_powerpc_1): Remove
1464 HONOR_SIGNED_ZEROS final condition.
1465 (fnmsubsf4_powerpc_1): Same.
1466 (fnmadddf4_fpr_1): Same.
1467 (fnmsubdf4_fpr_1): Same.
1469 2009-11-29 Ira Rosen <irar@il.ibm.com>
1471 PR tree-optimization/42193
1472 * tree-vect-stmts.c (vectorizable_operation): Set vectorization factor
1473 to 1 in case of basic block SLP.
1474 (vectorizable_load): Likewise.
1476 2009-11-28 Jan Hubicka <jh@suse.cz>
1478 * cgraph.c (same_body_alias_1): Break out of
1479 (same_body_alias): ... here; remove comdat check; it is handled
1481 (cgraph_add_thunk): New.
1482 (dump_cgraph_node): Dump aliases and thunks.
1483 * cgraph.h (cgraph_thunk_info): New structure.
1484 (struct cgraph_node): Add thunk info.
1485 (cgraph_add_thunk): New.
1486 * cgraphunit.c (cgraph_emit_thunks): Remove.
1487 (cgraph_finalize_compilation_unit): Do not call cgraph_emit_thunks.
1488 (assemble_thunk): New function.
1489 (cgraph_expand_function): Handle thunks.
1490 (thunk_adjust): New.
1491 (init_lowered_empty_function): New.
1492 * cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS):
1494 * lto-cgraph.c (lto_output_node): Stream thunk info.
1495 (input_node): Likewise.
1496 * langhooks.h (lang_hooks_for_callgraph): Remove emit_associated_thunks.
1497 * langhooks-def.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
1498 (LANG_HOOKS_CALLGRAPH_INITIALIZER): Update.
1499 * i386.c (x86_output_mi_thunk): Make output prettier.
1501 2009-11-28 Richard Guenther <rguenther@suse.de>
1503 PR tree-optimization/42183
1504 * tree-nrv.c (tree_nrv): Bail out if the RESULT_DECL has its
1505 address taken. Merge the addressable state of the NRV
1506 variable and the result instead of copying it.
1508 2009-11-28 Jakub Jelinek <jakub@redhat.com>
1510 * matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
1511 malloc_fname variable.
1512 (check_allocation_function): Remove unused gsi and bb_level_0
1514 (transform_access_sites): Remove unused d_type_size and d_type_size_k
1516 * omega.c (resurrect_subs): Remove unused n variable.
1517 (omega_solve_geq): Remove unused neweqns variable.
1518 * lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
1519 * tree-inline.c (declare_return_variable): Remove USE_P argument,
1520 return use instead of var.
1521 (remap_decl, remap_block): Remove unused fn variable.
1522 (expand_call_inline): Remove unused retvar variable, adjust
1523 declare_return_variable caller.
1524 (optimize_inline_calls): Remove unused prev_fn variable.
1525 * tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
1527 (vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
1529 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
1531 * tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
1533 (vect_create_epilog_for_reduction): Remove unused bytesize variable.
1534 * omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
1535 parameter. Remove unused par_stmt variable.
1536 (determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
1537 (expand_omp_sections): Remove unused l1 variable.
1538 (lower_omp_for): Remove unused ilist variable.
1539 * tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
1540 Remove unused has_upstream_mem_write_p variable.
1541 * recog.c (decode_asm_operands): Remove unused noperands variable.
1542 * tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
1544 * libgcov.c (__gcov_merge_delta): Remove unused last variable.
1545 * tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
1547 (gen_conditions_for_pow): Remove unused ec variable.
1548 * tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
1550 * ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
1552 * tree-ssa-sink.c (statement_sink_location): Remove unused code
1554 * regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
1556 * tree-complex.c (create_one_component_var): Remove unused inner_type
1558 * calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
1559 unnecessarily when GEN_*CALL omits that argument.
1560 * regrename.c (regrename_optimize): Remove unused regs_seen variable.
1561 (build_def_use): Remove unused icode variable.
1562 * ipa-pure-const.c (check_call): Remove unused callee and avail
1564 * tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
1565 * tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
1567 (vect_pattern_recog): Remove unused stmt variable.
1568 * sel-sched-ir.c (make_regions_from_the_rest): Remove unused
1569 new_regions variable.
1570 * postreload.c (reload_cse_simplify_operands): Remove unused mode
1572 * tree-parloops.c (create_call_for_reduction_1): Remove unused
1574 (create_parallel_loop): Remove unused res variable.
1575 (gen_parallel_loop): Remove unused nloop variable.
1576 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
1577 * value-prof.c (gimple_mod_subtract_transform,
1578 gimple_stringops_transform): Remove unused value variable.
1579 (gimple_stringops_values_to_profile): Remove unused fcode variable.
1580 * tree-vrp.c (register_new_assert_for): Remove unused found variable.
1581 (vrp_visit_switch_stmt): Remove unused n variable.
1582 * tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
1584 (vectorizable_operation): Remove unused shift_p variable.
1585 (vectorizable_store): Remove unused first_stmt_vinfo variable.
1586 * tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
1587 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
1589 (vect_permute_store_chain): Remove unused scalar_dest variable.
1590 (vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
1592 * tree-ssa-threadupdate.c (thread_single_edge): Remove unused
1593 local_info variable.
1594 * tree-optimize.c (tree_rest_of_compilation): Remove unused node
1596 * optabs.c (expand_binop): Remove unused equiv_value variable.
1597 (emit_libcall_block): Remove unused prev variable.
1598 (init_optabs): Remove unused int_mode variable.
1599 * tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
1601 (do_structure_copy): Remove unused lhsbase and rhsbase variables.
1602 (find_func_aliases): Remove unused rhstype variable.
1603 (ipa_pta_execute): Remove unused varid variable.
1605 2009-11-28 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1607 * config/avr/avr.h (ASM_OUTPUT_EXTERNAL): Add.
1609 2009-11-28 David Binderman <dcb314@hotmail.com>
1611 * ira-color.c (put_allocno_into_bucket): Remove set but not used
1612 local variable hard_regs_num.
1613 * ira-lives.c (process_single_reg_class_operands): Remove cover_class.
1614 * loop-unswitch.c (unswitch_loop): Remove zero_bitmap.
1615 * lower-subreg.c (decompose_multiword_subregs): Remove next.
1617 2009-11-27 Martin Jambor <mjambor@suse.cz>
1620 * tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
1621 instead of create_tmp_var. Set DECL_GIMPLE_REG_P to one manually
1622 for vector and complex types.
1623 (get_adjustment_for_base): Describe return value in the comment.
1625 2009-11-27 Nick Clifton <nickc@redhat.com>
1627 * longlong.h (count_leading_zeros): Define macro for stormy16 target.
1628 (COUNT_LEADING_ZEROS_0): Likewise.
1629 * config/stormy16/stormy16-lib2.c: Arrange for separate
1630 compilation of each function.
1631 (__ffshi2): New function.
1632 (__stormy16_count_leading_zeros): New function.
1633 * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
1634 compile each function into its own object file.
1635 (stormy16-lib2-ashlsi3.c): New stub file.
1636 (stormy16-lib2-ashrsi3.c): New stub file.
1637 (stormy16-lib2-clzhi2.c): New stub file.
1638 (stormy16-lib2-count-leading-zeros.c): New stub file.
1639 (stormy16-lib2-ctzhi2.c): New stub file.
1640 (stormy16-lib2-divsi3.c): New stub file.
1641 (stormy16-lib2-ffshi2.c): New stub file.
1642 (stormy16-lib2-lshrsi3.c): New stub file.
1643 (stormy16-lib2-modsi3.c): New stub file.
1644 (stormy16-lib2-parityhi2.c): New stub file.
1645 (stormy16-lib2-popcounthi2.c): New stub file.
1646 (stormy16-lib2-udivmodsi4.c): New stub file.
1647 (stormy16-lib2-udivsi3.c): New stub file.
1648 (stormy16-lib2-umodsi3.c): New stub file.
1650 2009-11-27 Richard Henderson <rth@redhat.com>
1652 * config/i386/sse.md (vec_interleave_highv16qi,
1653 vec_interleave_lowv16qi, vec_interleave_highv8hi,
1654 vec_interleave_lowv8hi, vec_interleave_highv4si,
1655 vec_interleave_lowv4si, vec_interleave_highv2di,
1656 vec_interleave_lowv2di, vec_interleave_highv4sf,
1657 vec_interleave_lowv4sf, vec_interleave_highv2df,
1658 vec_interleave_lowv2df): Remove expanders.
1659 (sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
1660 sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
1661 sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
1662 Rename to their proper vec_interleave equivalent. Update all users
1664 * config/i386/i386.c, config/i386/i386.md: Update all users.
1666 2009-11-27 Michael Matz <matz@suse.de>
1668 PR rtl-optimization/42084
1669 * cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
1670 use it to stop walking.
1671 (expand_gimple_cond): Adjust call to above.
1673 2009-11-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1676 * gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
1677 [SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
1678 __extension__ to allow cast from function pointer to object
1680 * doc/install.texi (--enable-threads): Clarify use of Solaris threads.
1682 2009-11-27 Steven Bosscher <steven@gcc.gnu.org>
1684 * config/ia64/itanium1.md: Remove.
1685 * config/ia64/ia64.md: Do not include it.
1686 * config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
1687 "itanium1", and "merced" from the processor alias table.
1688 (clocks, add_cycles): Remove global variables.
1689 (ia64_sched_reorder2): Don't set/use them.
1690 (ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
1691 (bundling): Likewise. Remove extra pass for MMMUL/MMSHF.
1693 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1695 * config/s390/s390.c (last_scheduled_insn): New variable.
1696 (s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
1698 (s390_sched_reorder, s390_sched_variable_issue): New functions.
1699 (TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
1702 2009-11-27 Michael Matz <matz@suse.de>
1705 * tree-eh.c (lower_catch): Stop after expanding a catch-all.
1707 2009-11-27 Richard Guenther <rguenther@suse.de>
1709 * timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
1710 TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
1711 * loop-init.c (pass_rtl_move_loop_invariants): Use
1712 TV_LOOP_MOVE_INVARIANTS.
1713 (pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
1714 (pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
1715 (pass_rtl_doloop): Use TV_LOOP_DOLOOP.
1717 2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1719 * emit-rtl.c (next_active_insn, prev_active_insn): Correct comment.
1721 2009-11-27 Jakub Jelinek <jakub@redhat.com>
1723 * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
1724 unused insn variable.
1725 * genemit.c (output_peephole2_scratches): Only declare and initialize
1726 _regs_allocated if it will be ever used.
1727 * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
1729 (create_empty_loop_on_edge): Remove unused freq and cnt variables.
1730 * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
1733 * opts.c (decode_options): If optimize is bigger than 255,
1736 2009-11-26 Richard Henderson <rth@redhat.com>
1738 * config/i386/sse.md (mulv16qi3): Change back from an expander
1739 to an insn-and-split.
1740 (mulv4si): Mention AVX not XOP for AVX exception.
1741 (*sse2_mulv4si3): Likewise.
1742 (mulv2di3): Use vmulld not vpmacsdd for XOP expansion. Tidy.
1744 2009-11-26 Bernd Schmidt <bernd.schmidt@analog.com>
1746 * cfgexpand (n_stack_vars_conflict): New static variable.
1747 (triangular_index): Reduce likelyhood of overflow by performing
1748 the division before the multiplication.
1749 (resize_stack_vars_conflict): Call fatal_error if overflow
1750 occurred in triangular_index. Update n_stack_vars_conflict.
1753 * regrename.c (struct du_chain): Remove member earlyclobber.
1754 (scan_rtx_reg): Don't set it. Remove argument earlyclobber,
1755 all callers changed.
1756 (scan_rtx): Remove argument earlyclobber, all callers changed.
1757 (hide_operands, restore_operands, record_out_operands): New functions,
1758 broken out of build_def_use.
1759 (build_def_use): Call them as necessary.
1761 * regrename.c (struct du_head): New members id, conflicts,
1762 hard_conflicts and cannot_rename.
1763 (enum scan_actions): Remove terminate_all_read and
1764 terminate_overlapping_read; add mark_all_read.
1765 (scan_actions_name): Likewise.
1766 (du_head_p): New typedef. Define a vector type for it.
1767 (id_to_chain): New static variable.
1768 (note_sets, clear_dead_regs): Delete functions.
1769 (free_chain_data): New function.
1770 (merge_overlapping_regs): Simply walk the conflicts bitmap.
1771 Remove argument B, all callers changed.
1772 (regrename_optimize): Allocate id_to_chain. Ignore chains that have
1773 the cannot_rename bit set. Update regno and nregs of a renamed chain.
1774 Call free_chain_data when done.
1775 (do_replace): Remove death notes when the renamed reg is set in the
1776 last insn; add them if not.
1777 (mark_conflict, note_sets_clobbers): New static function.
1778 (fail_current_block, current_id, open_chains_set, live_hard_regs): New
1780 (scan_rtx_reg): Keep track of conflicts between chains, and between
1781 chains and hard regs. Don't terminate chains when we find a read we
1782 can't handle, mark it unrenameable instead. For terminate_write,
1783 terminate chains that are written with an exact match or a superset
1784 of registers. Set fail_current_block if multi-word lifetimes are too
1786 (scan_rtx_address): Use mark_all_read instead of terminate_all_read.
1787 (build_def_use): Initialize current_id, live_chains and live_hard_regs;
1788 free memory for them when done.
1789 Rearrange the steps so that earlyclobbers are noted before reads
1790 are processed. Add new steps to keep track of hard register lifetimes
1791 outside insn operands.
1793 2009-11-26 Richard Guenther <rguenther@suse.de>
1795 * tree-ssa-dce.c (nr_walks): New variable.
1796 (mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
1797 (perform_tree_ssa_dce): Init nr_walks.
1799 2009-11-26 Michael Matz <matz@suse.de>
1801 PR tree-optimization/41905
1802 * tree-eh.c (lower_eh_constructs_2): Don't add assignments
1803 below statements that can't fall thru.
1805 2009-11-26 Michael Matz <matz@suse.de>
1807 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
1808 expand_builtin_sprintf): Remove.
1809 (expand_builtin): Don't call them.
1811 2009-11-26 Richard Guenther <rguenther@suse.de>
1813 * tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
1815 2009-11-26 Nick Clifton <nickc@redhat.com>
1817 * config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
1818 being used incorrectly.
1819 (rx_function_ok_for_sibcall): New function. Do not allow indirect
1820 sibcalls, or sibcalls from interrupt functions.
1821 (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1822 * config/rx/rx.md (sibcall): Convert to a define_expand. Check
1823 for a MEM inside a MEM.
1824 (sibcall_value): Likewise.
1825 (sibcall_internal): New pattern containing old sibcall pattern.
1826 (sibcall_value_internal): Likewise.
1828 2009-11-25 Richard Henderson <rth@redhat.com>
1830 * config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
1831 optional 3rd argument to define the mode.
1832 * config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
1833 (V2UDI, V4USI, V8UHI, V16UQI): New.
1834 (V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
1835 V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
1836 V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
1837 * config/i386/i386-modes.def: Rearrange for double-wide AVX.
1838 * config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
1839 * config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
1840 (bdesc_args): Add the builtin definitions to match.
1841 (ix86_expand_builtin): Expand them.
1842 (ix86_builtin_vectorization_cost): Rename from
1843 x86_builtin_vectorization_cost.
1844 (ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
1845 doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
1846 expand_vec_perm_blend, expand_vec_perm_vpermil,
1847 expand_vec_perm_pshufb, expand_vec_perm_1,
1848 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
1849 expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
1850 expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
1851 ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
1852 ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
1853 ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
1854 TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1855 * sse.md (SSEMODE_EO): New.
1856 (vec_extract_even<mode>): Use SSEMODE_EO and
1857 ix86_expand_vec_extract_even_odd.
1858 (vec_extract_odd<mode>): Likewise.
1859 (mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
1860 vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
1862 2009-11-25 Richard Henderson <rth@redhat.com>
1864 * target.h (targetm.vectorize.builtin_vec_perm_ok): New.
1865 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
1866 * hooks.h, hooks.c (hook_bool_tree_tree_true): New.
1867 * tree-vect-slp.c (vect_create_mask_and_perm): Don't create
1868 the vector constant here...
1869 (vect_transform_slp_perm_load): ... do it here instead. Validate
1870 that the permutation vector is implementable by the target.
1872 2009-11-25 Jakub Jelinek <jakub@redhat.com>
1874 * config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
1875 * config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
1877 * print-rtl.c (print_rtx): When printing newline, append
1878 print_rtx_head and indentation after the newline.
1881 * config/i386/i386.c (print_operand): For 32-byte memory use
1882 YMMWORD in -masm=intel mode. Use TBYTE instead of XWORD.
1883 * config/i386/i386.md (crc32modesuffix): Expand to nothing
1884 in -masm=intel mode.
1885 (sse4_2_crc32di): Print just crc32 instead of crc32q in
1887 * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
1888 memory operand in -masm=intel mode.
1889 * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
1890 *sse2_pinsrw): Likewise.
1891 (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
1892 q suffix in -masm=intel mode.
1894 2009-11-25 Eric Botcazou <ebotcazou@adacore.com>
1899 * dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
1900 (dwarf2out_stack_adjust): ...this. Do not adjust the arg size for
1901 ACCUMULATE_OUTGOING_ARGS targets. Rename former version to...
1902 (dwarf2out_notice_stack_adjust): ...this. Adjust for above renaming.
1903 (dwarf2out_frame_debug_expr): Revert previous change and adjust for
1905 (dwarf2out_frame_debug): Add ??? comment. Adjust for above renaming.
1907 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
1909 * config/i386/predicates.md (emms_operation): New predicate.
1910 (vzeroupper_operation): Ditto.
1911 (vzeroall_operation): Improve pattern recognition.
1912 * config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
1913 (avx_vzeroupper): Change insn pattern to expander.
1914 (*avx_vzeroupper): New insn pattern. Use vzeroupper_operation
1916 (*avx_vzeroall): Remove operands 1 and 2.
1917 * config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
1919 (*mmx_emms): New insn pattern. Use emms_operation predicate.
1920 (*mmx_femms): Ditto.
1921 * config/i386/i386.c (enum ix86_builtins)
1922 <IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
1923 (struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
1924 Remove initailization.
1925 <CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
1927 2009-11-25 Paul Brook <paul@codesourcery.com>
1929 * config/arm/arm.md (consttable_4): Handle (high ...).
1931 2009-11-25 Robert Nelson <robert.nelson@digikey.com>
1932 Richard Earnshaw <rearnsha@arm.com>
1934 * arm.h (enum vfp_reg_type): Add VFP_NONE.
1935 * arm.c (all_fpus): Use it for floating point units that aren't based
1936 on the VFP architecture.
1937 (aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
1940 2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
1942 * alias.c: Remove trailing white spaces.
1943 * alloc-pool.c: Likewise.
1944 * alloc-pool.h: Likewise.
1945 * attribs.c: Likewise.
1946 * auto-inc-dec.c: Likewise.
1947 * basic-block.h: Likewise.
1948 * bb-reorder.c: Likewise.
1949 * bt-load.c: Likewise.
1950 * builtins.c: Likewise.
1951 * builtins.def: Likewise.
1952 * c-common.c: Likewise.
1953 * c-common.h: Likewise.
1954 * c-cppbuiltin.c: Likewise.
1955 * c-decl.c: Likewise.
1956 * c-format.c: Likewise.
1957 * c-lex.c: Likewise.
1958 * c-omp.c: Likewise.
1959 * c-opts.c: Likewise.
1960 * c-parser.c: Likewise.
1961 * c-pretty-print.c: Likewise.
1962 * c-tree.h: Likewise.
1963 * c-typeck.c: Likewise.
1964 * caller-save.c: Likewise.
1965 * calls.c: Likewise.
1967 * cfganal.c: Likewise.
1968 * cfgexpand.c: Likewise.
1969 * cfghooks.c: Likewise.
1970 * cfghooks.h: Likewise.
1971 * cfglayout.c: Likewise.
1972 * cfgloop.c: Likewise.
1973 * cfgloop.h: Likewise.
1974 * cfgloopmanip.c: Likewise.
1975 * cfgrtl.c: Likewise.
1976 * cgraph.c: Likewise.
1977 * cgraph.h: Likewise.
1978 * cgraphbuild.c: Likewise.
1979 * cgraphunit.c: Likewise.
1980 * cif-code.def: Likewise.
1981 * collect2.c: Likewise.
1982 * combine.c: Likewise.
1983 * convert.c: Likewise.
1984 * coverage.c: Likewise.
1985 * crtstuff.c: Likewise.
1987 * cselib.c: Likewise.
1988 * dbgcnt.c: Likewise.
1989 * dbgcnt.def: Likewise.
1990 * dbgcnt.h: Likewise.
1991 * dbxout.c: Likewise.
1995 * defaults.h: Likewise.
1996 * df-byte-scan.c: Likewise.
1997 * df-core.c: Likewise.
1998 * df-problems.c: Likewise.
1999 * df-scan.c: Likewise.
2002 * diagnostic.c: Likewise.
2003 * diagnostic.h: Likewise.
2004 * dominance.c: Likewise.
2005 * domwalk.c: Likewise.
2006 * double-int.c: Likewise.
2007 * double-int.h: Likewise.
2009 * dwarf2asm.c: Likewise.
2010 * dwarf2asm.h: Likewise.
2011 * dwarf2out.c: Likewise.
2012 * ebitmap.c: Likewise.
2013 * ebitmap.h: Likewise.
2014 * emit-rtl.c: Likewise.
2015 * et-forest.c: Likewise.
2016 * except.c: Likewise.
2017 * except.h: Likewise.
2018 * expmed.c: Likewise.
2021 * final.c: Likewise.
2022 * flags.h: Likewise.
2023 * fold-const.c: Likewise.
2024 * function.c: Likewise.
2025 * function.h: Likewise.
2026 * fwprop.c: Likewise.
2028 * gcov-dump.c: Likewise.
2029 * gcov-io.c: Likewise.
2030 * gcov-io.h: Likewise.
2033 * genattr.c: Likewise.
2034 * genattrtab.c: Likewise.
2035 * genautomata.c: Likewise.
2036 * genchecksum.c: Likewise.
2037 * genconfig.c: Likewise.
2038 * genflags.c: Likewise.
2039 * gengtype-parse.c: Likewise.
2040 * gengtype.c: Likewise.
2041 * gengtype.h: Likewise.
2042 * genmddeps.c: Likewise.
2043 * genmodes.c: Likewise.
2044 * genopinit.c: Likewise.
2045 * genpreds.c: Likewise.
2046 * gensupport.c: Likewise.
2047 * ggc-common.c: Likewise.
2048 * ggc-page.c: Likewise.
2049 * ggc-zone.c: Likewise.
2051 * gimple-iterator.c: Likewise.
2052 * gimple-low.c: Likewise.
2053 * gimple-pretty-print.c: Likewise.
2054 * gimple.c: Likewise.
2055 * gimple.def: Likewise.
2056 * gimple.h: Likewise.
2057 * gimplify.c: Likewise.
2058 * graphds.c: Likewise.
2059 * graphite-clast-to-gimple.c: Likewise.
2060 * gthr-nks.h: Likewise.
2061 * gthr-posix.c: Likewise.
2062 * gthr-posix.h: Likewise.
2063 * gthr-posix95.h: Likewise.
2064 * gthr-single.h: Likewise.
2065 * gthr-tpf.h: Likewise.
2066 * gthr-vxworks.h: Likewise.
2068 * haifa-sched.c: Likewise.
2069 * hard-reg-set.h: Likewise.
2070 * hooks.c: Likewise.
2071 * hooks.h: Likewise.
2072 * hosthooks.h: Likewise.
2073 * hwint.h: Likewise.
2074 * ifcvt.c: Likewise.
2075 * incpath.c: Likewise.
2076 * init-regs.c: Likewise.
2077 * integrate.c: Likewise.
2078 * ipa-cp.c: Likewise.
2079 * ipa-inline.c: Likewise.
2080 * ipa-prop.c: Likewise.
2081 * ipa-pure-const.c: Likewise.
2082 * ipa-reference.c: Likewise.
2083 * ipa-struct-reorg.c: Likewise.
2084 * ipa-struct-reorg.h: Likewise.
2085 * ipa-type-escape.c: Likewise.
2086 * ipa-type-escape.h: Likewise.
2087 * ipa-utils.c: Likewise.
2088 * ipa-utils.h: Likewise.
2090 * ira-build.c: Likewise.
2091 * ira-color.c: Likewise.
2092 * ira-conflicts.c: Likewise.
2093 * ira-costs.c: Likewise.
2094 * ira-emit.c: Likewise.
2095 * ira-int.h: Likewise.
2096 * ira-lives.c: Likewise.
2099 * lambda-code.c: Likewise.
2100 * lambda-mat.c: Likewise.
2101 * lambda-trans.c: Likewise.
2102 * lambda.h: Likewise.
2103 * langhooks.c: Likewise.
2105 * libgcov.c: Likewise.
2106 * lists.c: Likewise.
2107 * loop-doloop.c: Likewise.
2108 * loop-init.c: Likewise.
2109 * loop-invariant.c: Likewise.
2110 * loop-iv.c: Likewise.
2111 * loop-unroll.c: Likewise.
2112 * lower-subreg.c: Likewise.
2113 * lto-cgraph.c: Likewise.
2114 * lto-compress.c: Likewise.
2115 * lto-opts.c: Likewise.
2116 * lto-section-in.c: Likewise.
2117 * lto-section-out.c: Likewise.
2118 * lto-streamer-in.c: Likewise.
2119 * lto-streamer-out.c: Likewise.
2120 * lto-streamer.c: Likewise.
2121 * lto-streamer.h: Likewise.
2122 * lto-symtab.c: Likewise.
2123 * lto-wpa-fixup.c: Likewise.
2124 * matrix-reorg.c: Likewise.
2126 * mode-switching.c: Likewise.
2127 * modulo-sched.c: Likewise.
2128 * omega.c: Likewise.
2129 * omega.h: Likewise.
2130 * omp-low.c: Likewise.
2131 * optabs.c: Likewise.
2132 * optabs.h: Likewise.
2133 * opts-common.c: Likewise.
2135 * params.def: Likewise.
2136 * params.h: Likewise.
2137 * passes.c: Likewise.
2138 * plugin.c: Likewise.
2139 * postreload-gcse.c: Likewise.
2140 * postreload.c: Likewise.
2141 * predict.c: Likewise.
2142 * predict.def: Likewise.
2143 * pretty-print.c: Likewise.
2144 * pretty-print.h: Likewise.
2145 * print-rtl.c: Likewise.
2146 * print-tree.c: Likewise.
2147 * profile.c: Likewise.
2148 * read-rtl.c: Likewise.
2150 * recog.c: Likewise.
2151 * reg-stack.c: Likewise.
2152 * regcprop.c: Likewise.
2153 * reginfo.c: Likewise.
2154 * regmove.c: Likewise.
2155 * regrename.c: Likewise.
2157 * regstat.c: Likewise.
2158 * reload.c: Likewise.
2159 * reload1.c: Likewise.
2160 * resource.c: Likewise.
2162 * rtl.def: Likewise.
2164 * rtlanal.c: Likewise.
2165 * sbitmap.c: Likewise.
2166 * sched-deps.c: Likewise.
2167 * sched-ebb.c: Likewise.
2168 * sched-int.h: Likewise.
2169 * sched-rgn.c: Likewise.
2170 * sched-vis.c: Likewise.
2171 * sdbout.c: Likewise.
2172 * sel-sched-dump.c: Likewise.
2173 * sel-sched-dump.h: Likewise.
2174 * sel-sched-ir.c: Likewise.
2175 * sel-sched-ir.h: Likewise.
2176 * sel-sched.c: Likewise.
2177 * sel-sched.h: Likewise.
2180 * simplify-rtx.c: Likewise.
2181 * stack-ptr-mod.c: Likewise.
2183 * stor-layout.c: Likewise.
2184 * store-motion.c: Likewise.
2185 * stringpool.c: Likewise.
2186 * stub-objc.c: Likewise.
2187 * sync-builtins.def: Likewise.
2188 * target-def.h: Likewise.
2189 * target.h: Likewise.
2190 * targhooks.c: Likewise.
2191 * targhooks.h: Likewise.
2192 * timevar.c: Likewise.
2193 * tlink.c: Likewise.
2194 * toplev.c: Likewise.
2195 * toplev.h: Likewise.
2196 * tracer.c: Likewise.
2197 * tree-affine.c: Likewise.
2198 * tree-affine.h: Likewise.
2199 * tree-browser.def: Likewise.
2200 * tree-call-cdce.c: Likewise.
2201 * tree-cfg.c: Likewise.
2202 * tree-cfgcleanup.c: Likewise.
2203 * tree-chrec.c: Likewise.
2204 * tree-chrec.h: Likewise.
2205 * tree-complex.c: Likewise.
2206 * tree-data-ref.c: Likewise.
2207 * tree-data-ref.h: Likewise.
2208 * tree-dfa.c: Likewise.
2209 * tree-dump.c: Likewise.
2210 * tree-dump.h: Likewise.
2211 * tree-eh.c: Likewise.
2212 * tree-flow-inline.h: Likewise.
2213 * tree-flow.h: Likewise.
2214 * tree-if-conv.c: Likewise.
2215 * tree-inline.c: Likewise.
2216 * tree-into-ssa.c: Likewise.
2217 * tree-loop-distribution.c: Likewise.
2218 * tree-loop-linear.c: Likewise.
2219 * tree-mudflap.c: Likewise.
2220 * tree-nested.c: Likewise.
2221 * tree-nomudflap.c: Likewise.
2222 * tree-nrv.c: Likewise.
2223 * tree-object-size.c: Likewise.
2224 * tree-optimize.c: Likewise.
2225 * tree-outof-ssa.c: Likewise.
2226 * tree-parloops.c: Likewise.
2227 * tree-pass.h: Likewise.
2228 * tree-phinodes.c: Likewise.
2229 * tree-predcom.c: Likewise.
2230 * tree-pretty-print.c: Likewise.
2231 * tree-profile.c: Likewise.
2232 * tree-scalar-evolution.c: Likewise.
2233 * tree-ssa-address.c: Likewise.
2234 * tree-ssa-alias.c: Likewise.
2235 * tree-ssa-ccp.c: Likewise.
2236 * tree-ssa-coalesce.c: Likewise.
2237 * tree-ssa-copy.c: Likewise.
2238 * tree-ssa-copyrename.c: Likewise.
2239 * tree-ssa-dce.c: Likewise.
2240 * tree-ssa-dom.c: Likewise.
2241 * tree-ssa-dse.c: Likewise.
2242 * tree-ssa-forwprop.c: Likewise.
2243 * tree-ssa-ifcombine.c: Likewise.
2244 * tree-ssa-live.c: Likewise.
2245 * tree-ssa-live.h: Likewise.
2246 * tree-ssa-loop-ch.c: Likewise.
2247 * tree-ssa-loop-im.c: Likewise.
2248 * tree-ssa-loop-ivcanon.c: Likewise.
2249 * tree-ssa-loop-ivopts.c: Likewise.
2250 * tree-ssa-loop-manip.c: Likewise.
2251 * tree-ssa-loop-niter.c: Likewise.
2252 * tree-ssa-loop-prefetch.c: Likewise.
2253 * tree-ssa-loop-unswitch.c: Likewise.
2254 * tree-ssa-loop.c: Likewise.
2255 * tree-ssa-math-opts.c: Likewise.
2256 * tree-ssa-operands.c: Likewise.
2257 * tree-ssa-operands.h: Likewise.
2258 * tree-ssa-phiopt.c: Likewise.
2259 * tree-ssa-phiprop.c: Likewise.
2260 * tree-ssa-pre.c: Likewise.
2261 * tree-ssa-propagate.c: Likewise.
2262 * tree-ssa-reassoc.c: Likewise.
2263 * tree-ssa-sccvn.c: Likewise.
2264 * tree-ssa-sink.c: Likewise.
2265 * tree-ssa-structalias.c: Likewise.
2266 * tree-ssa-ter.c: Likewise.
2267 * tree-ssa-threadedge.c: Likewise.
2268 * tree-ssa-threadupdate.c: Likewise.
2269 * tree-ssa-uncprop.c: Likewise.
2270 * tree-ssa.c: Likewise.
2271 * tree-ssanames.c: Likewise.
2272 * tree-switch-conversion.c: Likewise.
2273 * tree-tailcall.c: Likewise.
2274 * tree-vect-data-refs.c: Likewise.
2275 * tree-vect-generic.c: Likewise.
2276 * tree-vect-loop-manip.c: Likewise.
2277 * tree-vect-loop.c: Likewise.
2278 * tree-vect-patterns.c: Likewise.
2279 * tree-vect-slp.c: Likewise.
2280 * tree-vect-stmts.c: Likewise.
2281 * tree-vectorizer.c: Likewise.
2282 * tree-vectorizer.h: Likewise.
2283 * tree-vrp.c: Likewise.
2285 * tree.def: Likewise.
2287 * treestruct.def: Likewise.
2288 * unwind-compat.c: Likewise.
2289 * unwind-dw2-fde-glibc.c: Likewise.
2290 * unwind-dw2.c: Likewise.
2291 * value-prof.c: Likewise.
2292 * value-prof.h: Likewise.
2293 * var-tracking.c: Likewise.
2294 * varasm.c: Likewise.
2295 * varpool.c: Likewise.
2298 * vmsdbgout.c: Likewise.
2300 * xcoffout.c: Likewise.
2302 2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2304 * pa.c (output_call): Only use sr4 for long interspace calls if
2305 call binds local and generating non PIC code.
2306 (attr_length_call): Adjust length calculation for above.
2308 2009-11-25 Uros Bizjak <ubizjak@gmail.com>
2310 * config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
2311 (add<mode>3_carry): Change operand order of plus RTX.
2312 (*add<mode>3_carry): Ditto.
2313 (*addsi3_carry_zext): Ditto.
2314 (*add<dwi>3_doubleword): Update for changed operand order.
2315 (*negti2_1 splitter): Ditto.
2316 (*negdi2_1 splitter): Ditto.
2317 (<plusminus_insn><mode>3_carry): Macroize expander from
2318 {add,sub}<mode>3_carry patterns using plusminus code iterator.
2319 (*<plusminus_insn><mode>3_carry): Macroize insn from
2320 *{add,sub}<mode>3_carry patetrns using plusminus code iterator.
2321 (neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
2322 patterns using SDWIM mode iterator.
2323 (*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
2324 pattern from *neg{di,ti}2_1 patterns and corresponding splitters
2325 using DWIH mode iterator.
2326 (*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
2327 using SWI mode iterator.
2328 (*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
2329 (one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
2330 patterns using SWIM mode iterator.
2331 (*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
2332 patterns using SWI248 mode iterator.
2333 (*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
2334 patterns using SWI mode iterator.
2335 (*one_cmpl<mode>2_2 splitter): Macroize splitter from
2336 one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
2338 2009-11-24 Michael Matz <matz@suse.de>
2340 * expr.c (set_storage_via_libcall): Fix build_call_expr call.
2342 2009-11-24 David Binderman <dcb314@hotmail.com>
2344 * expr.c (store_field): Remove set but not used local variable
2346 (expand_expr_real_2): Remove treeop2.
2347 * gcse.c (update_ld_motion_stores): Remove new_rtx.
2348 * haifa-sched.c (max_issue): Remove points.
2349 (sched_create_recovery_edges): Remove e.
2350 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
2352 2009-11-24 Nick Clifton <nickc@redhat.com>
2354 * config/v850/v850.c (function_arg): Fix handling of zero-length
2357 2009-11-24 Michael Matz <matz@suse.de>
2359 * tree.h (union tree_ann_d): Don't declare.
2360 (tree_base): Remove ann field.
2361 (struct var_ann_d): Declare forward.
2362 (tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
2363 (DECL_VAR_ANN_PTR): New macro.
2364 * tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
2365 accept only VAR, PARM or RESULT decls.
2366 (create_tree_common_ann): Remove.
2367 (remove_referenced_var): Use DECL_VAR_ANN_PTR.
2368 * tree-eh.c (lookup_expr_eh_lp): Remove.
2369 * tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
2371 (ann_type, tree_common_ann, get_tree_common_ann): Remove.
2372 * tree-flow.h (enum tree_ann_type): Remove.
2373 (struct tree_ann_common_d): Remove.
2374 (struct var_ann_d): Remove common field.
2375 (union tree_ann_d): Remove.
2376 (tree_ann_t, tree_ann_common_t): Remove typedefs.
2377 (tree_common_ann, get_tree_common_ann, ann_type,
2378 create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
2379 * tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
2380 * tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
2381 * builtins.c (expand_builtin_memcpy): Use
2382 currently_expanding_gimple_stmt instead of tree annotation.
2383 (expand_builtin_memset_args): Ditto.
2384 * cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
2385 (expand_call_stmt): Don't set tree annotation.
2386 (expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
2387 * expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
2388 * gimple.h (currently_expanding_gimple_stmt): Declare.
2390 2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
2392 * dwarf2out.c (add_location_or_const_value_attribute): Remove
2393 useless NOTE_VAR_LOCATION_STATUS call.
2394 * cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
2396 2009-11-24 Rafael Avila de Espindola <espindola@google.com>
2398 * lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
2399 being called recursively.
2401 2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
2403 * Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
2404 $(MD5_H) params.def params.h prefix.h tree-inline.h.
2406 2009-11-24 Paul Brook <paul@codesourcery.com>
2408 * gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
2411 2009-11-24 Julian Brown <julian@codesourcery.com>
2412 Paul Brook <paul@codesourcery.com>
2414 * config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
2415 (arm_dwarf_register_span): New function.
2416 (arm_dbx_register_number): Add VFPv3 dwarf numbering.
2418 2009-11-24 David Binderman <dcb314@hotmail.com>
2420 * cfgrtl.c (commit_one_edge_insertion): Remove set but not used
2421 local variable bb_note.
2422 * dominance.c (get_dominated_by): Likewise local var n.
2423 (output_file_names): Likewise local var idx.
2424 (add_location_or_const_value_attribute): Likewise local var status.
2425 * dwarf2out.c (gen_variable_die): Likewise local var field.
2426 * emit-rtl.c (no_line_numbers): Remove.
2427 (init_emit_once): Remove line_numbers parameter.
2428 * rtl.h (init_emit_once): Adjust prototype.
2429 * toplev.c (backend_init): Adjust init_emit_once call.
2431 2009-11-24 Richard Guenther <rguenther@suse.de>
2433 PR tree-optimization/42142
2434 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
2435 Handle iv-dependent (non-)kills properly.
2436 (mark_aliased_reaching_defs_necessary): Pass the basic-block
2437 of the reference statement to mark_aliased_reaching_defs_necessary_1.
2439 2009-11-24 Martin Jambor <mjambor@suse.cz>
2441 PR tree-optimization/42154
2442 * tree-sra.c (struct access): Added comments.
2443 (sra_modify_expr): Build references to the old aggregate with
2444 build_ref_for_offset instead of reusing access->expr.
2445 (load_assign_lhs_subreplacements): Likewise.
2447 2009-11-24 Uros Bizjak <ubizjak@gmail.com>
2449 * config/i386/i386.md (add<mode>3_carry): Change insn pattern
2451 (sub<mode>3_carry): Ditto.
2452 (x86_mov<mode>cc_0_m1): Ditto.
2453 (*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
2454 for ix86_carry_flag_operator operator predicate.
2455 (*sub<mode>3_carry): Ditto.
2456 (*x86_mov<mode>cc_0_m1): Ditto.
2457 (*addsi3_carry_zext): Use VOIDmode match_operator for
2458 ix86_carry_flag_operator operator predicate.
2459 (*subsi3_carry_zext): Ditto.
2460 (*x86_mov<mode>cc_0_m1_s): Ditto.
2461 (*x86_mov<mode>cc_0_m1_neg): Ditto.
2462 * config/i386/predocates.md (ix86_carry_flag_operator): Do not
2463 check operator sub-expressions for FLAGS_REG and const0_rtx.
2464 * config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
2465 (ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
2466 (ix86_expand_int_addcc): Update calls to
2467 gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
2468 (ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
2469 Do not set mode of compare operation.
2471 2009-11-23 Jan Hubicka <jh@suse.cz>
2474 * ipa-inline.c (inline_transform): Avoid ICE when transform is called
2477 2009-11-23 Jan Hubicka <jh@suse.cz>
2479 * ipa-cp.c (ipcp_compute_node_scale): Work around completely
2480 wrong profile updates.
2481 * predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
2482 having largest frequency.
2483 * ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
2484 used uninitalized warning.
2485 * tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
2488 2009-11-23 Uros Bizjak <ubizjak@gmail.com>
2490 * config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
2491 of gen_rtx_REG to generate operand 5.
2492 (*cmp_ssub_sidi): Ditto.
2494 2009-11-23 Richard Henderson <rth@redhat.com>
2496 * config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
2499 2009-11-23 Paul Brook <paul@codesourcery.com>
2501 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
2502 case for noreturn functions.
2503 (arm_compute_save_reg_mask): Remove special noreturn handling.
2505 2009-11-23 Richard Guenther <rguenther@suse.de>
2507 * tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
2508 size for DECL bases.
2510 2009-11-22 Richard Henderson <rth@redhat.com>
2512 * i386.c (avx_vpermilp_parallel): New function.
2513 * i386-protos.h: Declare it.
2514 * predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
2515 avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
2516 * sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
2517 (ssescalarnum, ssedoublesizemode): Add AVX modes.
2518 (vpermilbits): Remove.
2519 (avx_vpermil<mode>): Change insns to expanders.
2520 (*avx_vpermil<mode>): New. Use vec_select.
2522 2009-11-22 Richard Earnshaw <rearnsha@arm.com>
2524 * opts.c (decode_options): Don't enable flag_schedule_insns
2525 when optimizing for size.
2526 * doc/invoke.texi: Document change.
2528 2009-11-22 Uros Bizjak <ubizjak@gmail.com>
2531 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2532 of scratch register to SImode.
2533 (*cmp_sadd_sidi): Ditto.
2534 (*cmp_ssub_si): Ditto.
2535 (*cmp_ssub_sidi): Ditto.
2537 2009-11-21 Ian Lance Taylor <iant@google.com>
2539 * Makefile.in (HOST_LIBS): Move higher in file.
2540 (LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
2541 is not empty, set to $(CC) and $(CFLAGS).
2543 2009-11-22 Martin Jambor <mjambor@suse.cz>
2545 * tree-cfg.c (verify_types_in_gimple_reference): Error out on
2546 V_C_E of an SSA_NAME or an invariant if lvalue is required.
2547 (verify_gimple_call): Verify LHS also with with
2548 verify_types_in_gimple_reference.
2550 2009-11-21 Martin Jambor <mjambor@suse.cz>
2553 * tree-sra.c (access_precludes_ipa_sra_p): New function.
2554 (splice_param_accesses): Check all accesses by calling
2555 access_precludes_ipa_sra_p.
2556 (sra_ipa_modify_expr): Rename argument erite to dont_convert and do
2557 not convert types if it is true.
2558 (sra_ipa_modify_assign): Convert types in case of mismatch.
2560 2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
2562 * config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
2565 2009-11-21 Adam Nemet <adambnemet@gmail.com>
2567 * config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
2568 (mips_mulsidi3_gen_fn): Declare new function.
2569 * config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
2570 * config/mips/mips.md (<u>mulsidi3): Change condition to use
2571 mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
2572 (<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
2573 (mulsidi3_64bit_dmul): New define_insn.
2575 2009-11-21 Ben Elliston <bje@au.ibm.com>
2577 * gengtype-lex.l: Enable noinput flex option.
2578 (YY_NO_INPUT): Remove define.
2580 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
2582 * tree-ssa.c (find_released_ssa_name): Handle NULL wi.
2583 (insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
2584 (insert_debug_temps_for_defs): Handle PHI nodes.
2585 * tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
2588 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
2590 * tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
2591 after remove_phi_node.
2593 2009-11-21 Alexandre Oliva <aoliva@redhat.com>
2595 PR tree-optimization/42078
2596 * gimple.h (gimple_replace_lhs): New declaration.
2597 * gimple.c (gimple_replace_lhs): New function.
2598 * tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
2601 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
2603 * config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
2604 (xop_mulv2div2di3_low): Same.
2605 (*xop_pmacsdqh_mem): Same.
2607 2009-11-20 Richard Henderson <rth@redhat.com>
2609 * config/i386/i386-builtin-types.awk: New file.
2610 * config/i386/i386-builtin-types.def: New file.
2611 * config/i386/t-i386: Use them to build i386-builtin-types.inc.
2612 * config/i386/i386.c: Include it.
2613 (ix86_builtin_type_tab, ix86_get_builtin_type): New.
2614 (ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
2615 (struct builtin_isa): Remove GTY marker. Replace tree type with
2616 ix86_builtin_func_type; add set_and_not_built_p.
2617 (def_builtin): Change type parameter to tcode; use
2618 ix86_get_builtin_func_type; update all callers. Accept zero mask
2619 to mean the builtin is unconditionally available.
2620 (ix86_add_new_builtins): Use set_and_not_built_p instead of type
2622 (enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
2623 Update some users to rationalized enumeration codes from new include.
2624 (enum multi_arg_type): Remove. Replace all enumeration values
2625 with defines to new ix86_builtin_func_type.
2626 (ix86_init_mmx_sse_builtins): Don't build any types here. Defer
2627 all type resolution to def_builtin.
2628 (ix86_init_builtin_types): Split out from ...
2629 (ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
2631 2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
2634 * config/rs6000/rs6000.c (struct machine_function): Revert
2635 2009-10-23 change to set VRSAVE to non-0 if we use VSX.
2636 (rs6000_expand_to_rtl_hook): Ditto.
2637 (rs6000_check_vector_mode): Ditto.
2638 (compute_vrsave_mask): Ditto.
2640 2009-11-20 Paul Brook <paul@codesourcery.com>
2642 * doc/invoke.texi: Document ARM -mcpu=cortex-a5.
2643 * config/arm/arm-cores.def: Add cortex-a5.
2644 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
2645 * config/arm/arm-tune.md: Regenerate.
2647 2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
2650 * ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
2651 (ref_pos): New field in structure.
2652 (insert_new_var_in_stmt): New function.
2655 2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2657 * config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
2658 * config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
2659 (INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
2660 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
2661 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
2662 INT_LEAST64_TYPE): Define.
2663 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
2664 UINT_LEAST64_TYPE): Define.
2665 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2666 INT_FAST64_TYPE): Define.
2667 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
2668 UINT_FAST64_TYPE): Define.
2669 (INTPTR_TYPE, UINTPTR_TYPE): Define.
2671 2009-11-20 Julian Brown <julian@codesourcery.com>
2673 * config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
2674 specially for Thumb-1.
2675 (ASM_OUTPUT_REG_POP): Likewise.
2677 2009-11-19 Jason Merrill <jason@redhat.com>
2679 * dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
2681 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
2682 Rafael Avila de Espindola <espindola@google.com>
2684 * doc/plugins.texi (Plugin initialization): Added advices for
2685 retrieving the version of GCC at plugin compilation and loading times.
2687 2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
2689 * plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
2690 (dump_active_plugins): output to file everything. Use
2691 internationalized dump & FMT_FOR_PLUGIN_EVENT.
2693 2009-11-19 Richard Guenther <rguenther@suse.de>
2695 * gimple.c (canonicalize_cond_expr_cond): Strip conversions
2696 around truth-valued expressions.
2697 * tree.c (free_lang_data): Untangle check for LTO frontend.
2699 2009-11-19 Jakub Jelinek <jakub@redhat.com>
2701 * tree.c (need_assembler_name_p): Use cgraph_get_node instead
2702 of cgraph_node_for_decl.
2703 * cgraph.h (cgraph_node_for_decl): Remove prototype.
2704 * cgraph.c (cgraph_node_for_decl): Remove.
2705 (cgraph_get_node): Just return NULL if !cgraph_hash.
2707 2009-11-19 Paul Brook <paul@codesourcery.com>
2709 * config.gcc: Add new ARM --with-fpu options.
2710 * doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
2711 * config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
2713 2009-11-18 Richard Guenther <rguenther@suse.de>
2715 * gimple.h (union gimple_statement_d): Add gsmembase member.
2716 (gimple_vuse_op): Use gsmembase for access.
2717 (gimple_vdef_op): Likewise.
2718 (gimple_vuse): Likewise.
2719 (gimple_vdef): Likewise.
2720 (gimple_vuse_ptr): Likewise.
2721 (gimple_vdef_ptr): Likewise.
2722 (gimple_set_vuse): Likewise.
2723 (gimple_set_vdef): Likewise.
2724 * gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
2726 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
2728 * doc/arm-neon-intrinsics.texi: Regenerated.
2730 2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
2732 * config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
2734 2009-11-18 Paul Brook <paul@codesourcery.com>
2735 Daniel Jacobowitz <dan@codesourcery.com>
2737 * config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
2738 (arm_arch7em): New variable.
2739 (all_architectures): Add armv7e-m.
2740 (arm_override_options): Set arm_arch7em.
2741 * config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
2742 Include arm_arch7em.
2743 (arm_arch7em): Declare.
2745 2009-11-18 Richard Guenther <rguenther@suse.de>
2747 * lto-streamer-in.c (input_gimple_stmt): Assert that we find
2748 a valid field decl if checking is enabled.
2750 2009-11-18 Martin Jambor <mjambor@suse.cz>
2752 * ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
2753 (lto_ipa_fixup_call_notes): Declare.
2754 * ipa-prop.c (ipa_note_param_call): Store gimple uid.
2755 (update_call_notes_after_inlining): Copy call stmt uid to the new
2757 (ipa_write_param_call_note): New function.
2758 (ipa_read_param_call_note): New function
2759 (ipa_write_node_info): Write also param call notes. Removed a bogus
2760 comment, reformatted to fit 80 columns.
2761 (ipa_read_node_info): Read also param call notes. Removed a bogus
2762 comment. Remove ipa_edge_args_vector growth.
2763 (lto_ipa_fixup_call_notes): New function.
2764 * ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
2765 * ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
2766 inlining regardless of flag_wpa.
2767 (cgraph_decide_inlining_of_small_functions): Likewise.
2768 (cgraph_decide_inlining): Likewise.
2769 (inline_read_summary): Likewise.
2771 2009-11-18 Jan Hubicka <jh@suse.cz>
2773 * predict.c (compute_function_frequency): Export.
2774 * predict.h (compute_function_frequency): Declare.
2775 * tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
2777 2009-11-18 Martin Jambor <mjambor@suse.cz>
2779 * passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
2780 on all nodes we write summaries for.
2782 2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
2785 * params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
2786 (PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
2787 (PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
2788 (PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
2789 (PARAM_MIN_INSN_TO_PREFETCH_RATIO)
2790 (PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
2791 (PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
2794 2009-11-18 Jakub Jelinek <jakub@redhat.com>
2796 * dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
2798 (rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
2801 * cgraph.h (struct cgraph_node): Add same_body and same_body_alias
2803 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2805 * cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
2806 cgraph_materialize_all_clones): Handle same_body aliases.
2807 * cgraph.c (cgraph_allocate_node): New function.
2808 (cgraph_create_node): Use it.
2809 (cgraph_node_for_decl, cgraph_node, cgraph_get_node,
2810 cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
2811 (cgraph_same_body_alias, cgraph_remove_same_body_alias): New
2813 * lto-cgraph.c (lto_output_node): Stream out same_body aliases.
2814 (input_node): Stream in same_body aliases.
2815 * lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
2816 for same_body aliases.
2817 (lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
2819 2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2822 * config/darwin.h: Use the extension stub libraries to access
2823 current libgcc_s features.
2825 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2828 * tree-vect-loop.c (vect_loop_kill_debug_uses): New.
2829 (vect_transform_loop): Call it.
2831 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2833 * tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
2836 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2840 * graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
2842 * graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
2843 (try_generate_gimple_bb): Skip debug stmts when finding data refs.
2844 * sese.c (sese_build_liveouts_bb): Skip debug stmts.
2845 (sese_bad_liveouts_use): New.
2846 (sese_reset_debug_liveouts_bb): New.
2847 (sese_build_liveouts): Use it.
2848 (rename_variables_in_stmt): Reset debug stmts rather than creating
2850 (expand_scalar_variable_stmt): Likewise.
2852 2009-11-18 Alexandre Oliva <aoliva@redhat.com>
2854 * df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
2855 (df_ref_remove): Likewise.
2857 2009-11-17 Jan Hubicka <jh@suse.cz>
2859 * ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
2862 2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
2864 * toplev.c (process_options): Remove dead code.
2865 * doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
2867 2009-11-17 Rafael Avila de Espindola <espindola@google.com>
2869 * lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
2872 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2874 PR tree-optimization/41857
2875 * tree-ssa-address.c (move_hint_to_base): Use void pointer to
2876 TYPE's address space instead of pointer to TYPE.
2878 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2880 * reload.c (find_reloads_address): Fix typo.
2882 2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2884 * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
2885 registers in leaf functions if possible.
2887 2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2889 * config/m68k/m68k-devices.def: Add MCF5441x family.
2891 2009-11-17 Jan Hubicka <jh@suse.cz>
2893 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
2895 * cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
2897 2009-11-17 Uros Bizjak <ubizjak@gmail.com>
2899 * config/i386/predicates.md (x86_64_szext_general_operand): Do not
2900 nest ior expressions.
2901 (x86_64_szext_nonmemory_operand): Ditto.
2902 (call_insn_operand): Ditto.
2904 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2906 * stmt.c (expand_asm_stmt): Get locus from stmt.
2908 2009-11-16 Alexandre Oliva <aoliva@redhat.com>
2910 * tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
2911 Create the decl label for the new dest block on demand. Require
2912 a fallthrough edge if no asm labels were redirected.
2914 2009-11-16 Uros Bizjak <ubizjak@gmail.com>
2916 * config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
2917 operand 1 predicate.
2918 (cstoresi4): Ditto for operand 2.
2919 (cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
2920 patterns using SDWIM mode iterator.
2921 (cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
2922 using SWIM mode iterator.
2923 (cmpdi_1): Rename from cmpdi_1_rex64.
2924 (cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
2925 SWI48 mode iterator.
2926 (*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
2927 using SWI mode iterator.
2928 (*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
2929 (*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
2930 (*cmpqi_ext_3_insn): Make private.
2931 (*cmpqi_ext_3_insn_rex64): Make private.
2932 (cmpstrnsi): Update for renamed cmpdi_1_rex64.
2933 * config/i386/predicates.md (cmpsi_operand): Remove.
2935 2009-11-16 Paul Brook <paul@codesourcery.com>
2937 * doc/invoke.texi: Document ARM VFPv4 based FPUs.
2938 * config/arm/arm.c (all_fpus): Add VFPv4 entries.
2940 2009-11-14 Jan Hubicka <jh@suse.cz>
2942 * cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
2944 * cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
2945 zero out all callees.
2946 * cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
2947 frequency and count match.
2948 * ipa-inline.c (update_noncloned_frequencies): New function.
2949 (cgraph_clone_inlined_nodes): Use it.
2950 * tree-inline.c (copy_bb): Fix frequency scaling; output
2951 diagnostic on frequency mismatches to dump file.
2952 (initialize_cfun): Do not scale frequency; fix count scaling;
2953 initialize entry and exit block frequencies; copy profile info.
2954 (copy_cfg_body): Use frequency_scale as argument; fix count scaling.
2955 (copy_body): Use frequency_scale as argument.
2956 (expand_call_inline): Compute frequency scale and output diagnostic
2958 (delete_unreachable_blocks_update_callgrah): Remove checking that
2959 has to be done after edge redirection.
2960 (tree_function_versioning): Update initialize_cfun and copy_body call.
2962 2009-11-14 Jan Hubicka <jh@suse.cz>
2964 * cgraph.c (cgraph_release_function_body): Update use of
2965 ipa_transforms_to_apply.
2966 (cgraph_remove_node): Remove ipa_transforms_to_apply.
2967 * cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
2968 * cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
2970 (cgraph_materialize_clone): Remove original if dead.
2971 * lto-streamer-in.c (lto_read_body): Remove FIXME and
2972 ipa_transforms_to_apply hack.
2973 * function.h (struct function): Add ipa_transforms_to_apply.
2974 * ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
2975 * tree-inline.c (copy_bb): Update sanity check.
2976 (initialize_cfun): Do not copy ipa_transforms_to_apply.
2977 (expand_call_inline): remove dead clone originals.
2978 (tree_function_versioning): Merge transformation queues.
2979 * passes.c (add_ipa_transform_pass): Remove.
2980 (execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
2982 (execute_all_ipa_transforms): Update.
2983 (execute_one_pass): Update.
2985 2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2987 PR target/21078, 21080
2988 * config/avr/avr.c (avr_return_addr_rtx): New function for
2989 builtin_return_address.
2990 (expand_prologue): Calculate stack usage.
2991 (avr_asm_function_end_prologue): Output stack size and offset label.
2992 * config/avr/avr.h (RETURN_ADDR_RTX): Replace.
2993 (machine_function): Add stack_usage.
2994 * config/avr/avr-protos.h (avr_return_addr_rtx): New function.
2996 2009-11-14 Anatoly Sokolov <aesok@post.ru>
2998 * config/iq2000/iq2000.c (iq2000_function_value): Make static, add
2999 new 'outgoing' argument.
3000 (iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
3001 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
3002 * config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
3003 iq2000_function_value_regno_p.
3004 (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
3005 * config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
3008 2009-11-14 Richard Earnshaw <rearnsha@arm.com>
3011 * arm.md (adddi_sesidi_di): Place tied contraint first.
3012 (adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
3013 (subdi_zesidi_di, subdi_sesidi_di): Likewise.
3014 (mulsi3_compare0, mulsi_compare0_scratch): Likewise.
3015 (mulsi3addsi, mulsi3addsi_compare0): Likewise.
3016 (mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
3017 (umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
3018 (anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
3019 (andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
3020 (arm_lshrdi3_1bit, one_cmpldi2): Likewise.
3022 2009-11-14 Uros Bizjak <ubizjak@gmail.com>
3024 * config/i386/predicates.md (call_register_no_elim_operand):
3025 New predicate. Reject stack register as valid call operand
3027 (call_insn_operand): Use call_register_no_elim_operand.
3029 2009-11-13 Richard Henderson <rth@redhat.com>
3031 * function.c (stack_protect_prologue): Don't bypass expand_expr
3032 for stack_protect_guard and guard_decl.
3033 (stack_protect_epilogue): Likewise.
3035 2009-11-13 Jan Hubicka <jh@suse.cz>
3037 * ipa.c (function_and_variable_visibility): Clear COMDAT on functions
3038 when to PUBLIC is set.
3040 2009-11-13 Jakub Jelinek <jakub@redhat.com>
3043 * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
3046 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
3049 * config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
3050 *call_value_1): Use "lsm" as operand 1 constraint.
3051 * config/i386/predicates.md (call_insn_operand): Depend on
3052 index_register_operand to avoid %esp register.
3054 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
3057 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
3060 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
3061 (TARGET_CALL_ESP): New define.
3062 * config/i386/i386.c (initial_ix86_tune_features): Initialize
3064 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
3065 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
3066 *call_1, *call_value_pop_1 and *call_value_1. Depend on
3068 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
3069 New patterns, use "lsm" as operand 1 constraint.
3070 * config/i386/predicates.md (call_insn_operand): Depend on
3071 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
3073 2009-11-13 Jason Merrill <jason@redhat.com>
3076 * dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
3077 Don't emit a second declaration at any scope.
3079 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
3081 PR rtl-optimization/41697
3082 * sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
3083 a conditional jump has a single successor.
3085 2009-11-13 Andrey Belevantsev <abel@ispras.ru>
3087 * sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
3088 allocate reg_last when in case lazy_reg_last is true.
3089 (init_deps_reg_last): New.
3090 (free_deps): When max_reg is 0, this context is already freed.
3091 * sched-int.h (init_deps_reg_last): Export.
3092 (init_deps): Update prototype.
3093 * sched-ebb.c (schedule_ebb): Update the call to init_deps.
3094 * sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
3095 * ddg.c (build_intra_loop_deps): Likewise.
3096 * sel-sched-ir.c (copy_deps_context, create_deps_context,
3097 reset_deps_context, deps_init_id): Likewise.
3098 (init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
3099 (free_data_for_scheduled_insn): New, break down from ...
3100 (free_first_time_insn_data): ... here.
3101 (has_dependence_p): Allocate reg_last now, when it is needed.
3102 (extend_insn_data): When maximal LUID is big enough, allocate
3103 per-insn data in smaller chunks.
3104 * sel-sched-ir.h (free_data_for_scheduled_insn): Export.
3105 * sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
3108 2009-11-13 Uros Bizjak <ubizjak@gmail.com>
3110 * config/i386/i386.md (call_value): Fix comment.
3111 (sibcall_value): Ditto.
3113 2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
3115 * config/i386/linux-unwind.h (x86_frob_update_context): New function.
3116 (MD_FROB_UPDATE_CONTEXT): Define.
3118 2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
3119 Laurent GUERBY <laurent@guerby.net>
3121 * config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
3122 Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
3123 (sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
3125 2009-11-12 Jan Hubicka <jh@suse.cz>
3127 * ipa.c (function_and_variable_visibility): Fix my accidentail commit
3128 and clear DECL_COMMON on localized declarations.
3130 2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
3133 * regrename.c (struct du_head): New structure; some elements moved
3135 (struct du_chain): ... this one.
3136 (open_chains, closed_chains): Now of type struct du_head *.
3137 (do_replace): Accept du_head argument, not du_chain. All callers
3138 changed. Modified code to match new data structures.
3139 (build_def_use): Return a list of du_head structures. Modified code
3140 to match new data structures.
3141 (dump_def_use_chain): Accept du_head argument, not du_chain. All
3142 callers changed. Modified code to match new data structures.
3143 (merge_overlapping_regs): Accept du_head argument, not du_chain. All
3144 callers changed. Modified code to match new data structures.
3145 (scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
3146 Allocate a du_head structure as well as a du_chain when creating a
3147 new chain. Modified other code to match new data structures.
3149 2009-11-12 Jan Hubicka <jh@suse.cz>
3151 * cgraph.h (varpool_node_name): Declare.
3152 * cgraphunit.c (process_function_and_variable_attributes): Set
3153 force_output flag on used variables.
3154 * ipa.c (function_and_variable_visibility): Dump externally visible
3155 and needed variables.
3156 * varpool.c (varpool_node_name): Export.
3157 (decide_is_variable_needed): Check COMDAT for externally visible vars;
3160 2009-11-12 Uros Bizjak <ubizjak@gmail.com>
3163 * simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
3164 processing if XEXP (x, i) is NULL.
3166 2009-11-12 Jan Hubicka <jh@suse.cz>
3168 * ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
3169 imply PUBLIC || EXTERNAL.
3171 2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
3174 * cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
3175 single successor block, ending with jump created by RTL expander.
3177 2009-11-11 Jan Hubicka <jh@suse.cz>
3180 * ipa.c (function_and_variable_visibility): Do not privatize COMDAT
3181 and WEAK variables at -fwhole-program.
3184 * ipa.c (whole_program_function_and_variable_visility): COMDAT
3185 functions/variables are not needed even if they are externally visible.
3187 2009-11-11 Jan Hubicka <jh@suse.cz>
3189 (patch by Richard Guenther)
3190 * lto-streamer-out.c (output_function): Output head of argument list
3192 * lto-streamer-in.c (input_function): Re-map arguments into merged
3195 2009-11-11 Jan Hubicka <jh@suse.cz>
3197 * lto-cgraph.c: Include gcov-io.h
3198 (output_profile_summary): New function.
3199 (output_cgraph): Use it.
3200 (input_profile_summary): New function.
3201 (input_cgraph): Use it.
3202 * coverage.c (build_ctr_info_value): Use varpool; initalize
3203 DECL_ASSEMBLER_NAME.
3204 (create_coverage): Likewise.
3205 * tree-profile.c (tree_init_ic_make_global_vars): Likewise.
3206 (tree_init_edge_profiler): Likewise.
3207 * Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
3209 2009-11-11 Kai Tietz <kai.tietz@onevision.com>
3211 * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
3212 * c-pragma.c (def_pragma_macro_value): Likewise.
3213 (def_pragma_macro): Likewise.
3214 (pushed_macro_table): Likewise.
3215 (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
3216 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
3218 2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
3220 * doc/plugins.texi (Registering custom attributes): section
3221 renamed as (Registering custom attributes or pragmas).
3222 Mentions custom attributes & pragmas, and c_register_pragma, with
3224 * doc/cpp.texi (Pragmas): Mentions that plugins can provide their
3226 * doc/extend.texi (Function Attributes): Mentions that plugin can
3227 provide their attributes.
3229 2009-11-11 Jon Beniston <jon@beniston.com>
3231 * config.gcc: Add lm32 elf and uclinux targets.
3232 * config/lm32: New directory.
3233 * config/lm32/lm32.c: New file.
3234 * config/lm32/lm32.h: New file.
3235 * config/lm32/lm32.md: New file.
3236 * config/lm32/lm32.opt: New file.
3237 * config/lm32/lm32-protos.h: New file.
3238 * config/lm32/constraints.md: New file.
3239 * config/lm32/predicates.md: New file.
3240 * config/lm32/sfp-machine.h: New file.
3241 * config/lm32/t-fprules-softfp: New file.
3242 * config/lm32/uclinux-elf.h: New file.
3243 * doc/invoke.texi: Document lm32 options.
3244 * doc/contrib.texi: Document lm32 porter.
3245 * doc/install.texi: Document lm32 targets.
3247 2009-11-11 Martin Jambor <mjambor@suse.cz>
3250 * ipa-prop.c (ipa_update_after_lto_read): Call
3251 ipa_check_create_node_params and ipa_check_create_edge_args. Also
3252 call ipa_initialize_node_params instead of ipa_populate_param_decls.
3254 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3256 * config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
3257 (neon_expand_vector_init): Use them. Also handle non-constant
3258 vectors with identical elements and vectors with only one
3259 non-constant element.
3260 (arm_print_operand): Handle 'y' modifier.
3261 * config/arm/arm-protos.h (neon_make_constant): Declare.
3262 * config/arm/neon.md (neon_vdup_n<mode>): Split into two
3263 patterns. Use VX instead of VDQW for the first one. Allow
3264 a VFP alternative and V32 modes for the second one.
3265 * config/arm/neon.ml (shape_elt): Add Alternatives.
3266 (ops): Use Alternatives for vdup lane instructions.
3267 * config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
3268 * config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
3270 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3272 * config/arm/neon.md (*neon_mov<mode>): Reject two non-register
3274 (movti, mov<mode>): Call force_reg on one operand if required.
3275 * config/arm/vec-common.md (mov<mode>): Likewise.
3277 2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
3279 * config/arm/arm.c (arm_override_options): Enable scheduling for
3282 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
3286 * expr.h (anti_adjust_stack_and_probe): Declare.
3287 * explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
3288 parameter and rewrite head comment.
3289 (allocate_dynamic_stack_space): Adjust call to above function.
3290 * function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
3292 * tree.h (dwarf2out_args_size): Delete.
3293 * dwarf2out.c (dwarf2out_args_size): Make static and move around.
3294 (dwarf2out_args_size_adjust): Delete prototype and move around.
3295 (dwarf2out_frame_debug_expr): Do not record arg size adjustments for
3296 ACCUMULATE_OUTGOING_ARGS targets.
3298 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
3300 * config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
3301 DECL_SIZE of DECL_RESULT before evaluating it.
3303 2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3305 PR tree-optimization/41987
3306 * fold-const.c (const_binop): Avoid using fold_buildN().
3308 2009-11-10 Martin Jambor <mjambor@suse.cz>
3310 * tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
3311 (execute_all_ipa_stmt_fixups): Declare.
3312 * ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
3313 * ipa-inline.c (pass_ipa_inline): Likewise.
3314 * ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
3315 * ipa-reference.c (pass_ipa_reference): Likewise.
3316 * ipa.c (pass_ipa_whole_program_visibility): Likewise.
3317 * lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
3318 (pass_ipa_lto_finish_out): Likewise.
3319 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
3320 * passes.c (execute_ipa_stmt_fixups): New function.
3321 (execute_all_ipa_stmt_fixups): New function.
3322 * lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
3324 2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
3327 * explow.c (probe_stack_range): Fix typo.
3328 * config/sparc/sparc.md (probe_stack): New expander.
3330 2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
3332 * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
3334 2009-11-09 Jason Merrill <jason@redhat.com>
3336 * gdbinit.in (pgq): New function for printing gimple sequence.
3338 2009-11-09 Paul Brook <paul@codesourcery.com>
3339 Daniel Jacobowitz <dan@codesourcery.com>
3340 Sandra Loosemore <sandra@codesourcery.com>
3342 * doc/extend.texi (Half-Precision): Update wording to reflect
3343 that there are now multiple -mfpu options that enable fp16
3345 * doc/invoke.texi: Update list of ARM -mfpu= options.
3346 * config.gcc: Update ARM --with-fpu option list.
3347 * config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
3348 vfpv3xd and vfpv3xd-fp16.
3349 (use_vfp_abi): New function.
3350 (aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
3352 (aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
3353 aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
3354 (arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
3355 arm_9e_rtx_costs): Only expect double-precision operations if the FPU
3357 (coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
3359 (arm_print_operand): Handle 'p' modifier.
3360 (arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
3362 * config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
3363 (TARGET_FP16): Define.
3364 * config/arm/vfp.md: Disable double-precision patterns if the FPU
3365 does not provide them.
3366 (arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
3367 double-precision values on a single-precision FPU.
3368 (movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
3369 double-precision constants.
3370 (movhf_vfp_neon): New pattern (was movhf_vfp).
3371 (movhf_vfp): Remove NEON instructions.
3372 * config/arm/constraints.md: Add new "Dy" constraint for
3373 double-precision constants. Update description of "Dv".
3374 * config/arm/arm.md: Disable double-precision patterns if the FPU
3375 does not provide them
3377 2009-11-09 Jakub Jelinek <jakub@redhat.com>
3379 * config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
3380 (print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
3383 2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
3385 * collect2.c (main): Search PLUGIN_LD for plugin linker.
3387 * configure.ac (--with-plugin-ld): New. Default to ld.
3388 * configure: Regenerated.
3389 * config.in: Likewise.
3391 * exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
3392 (collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
3394 2009-11-08 Jonathan Gray <jsg@openbsd.org>
3396 * config/openbsd-stdint.h: Change to reflect what
3397 c_common_nodes_and_builtins expects.
3399 2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
3401 * builtins.c (apply_args_reg_offset): Remove commented out delaration.
3403 2009-11-08 Jakub Jelinek <jakub@redhat.com>
3406 * config/i386/i386.c (get_some_local_dynamic_name): Don't assert
3407 function contains at least one local dynamic name.
3408 (print_operand) <case '&'>: Instead output operand lossage diagnostics
3409 here if that happens.
3411 2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
3412 Joern Rennecke <amylaar@spamcop.net>
3414 * cfgrtl.c (pass_free_cfg): Add pass name.
3415 * cgraphbuild.c (pass_build_cgraph_edges): Likewise.
3416 (pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
3417 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
3418 * df-core.c (pass_df_initialize_no_opt): Likewise.
3419 * except.c (pass_rtl_eh): Likewise.
3420 * function.c (pass_init_function, pass_leaf_regs): Likewise.
3421 * gcse.c (pass_rtl_pre): Change pass name.
3422 * passes.c (pass_postreload): Add pass name.
3423 (make_pass_instance): Don't use duplicate-tracking logic for
3424 names starting with '*'.
3425 (next_pass_1): Assert that pass has a name.
3426 (register_one_dump_file): If there is an space in the name,
3428 * predict.c (pass_strip_predict_hints): Add pass name.
3429 * reg-stack.c (pass_stack_regs): Likewise.
3430 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
3431 * tree-cfg.c (pass_warn_function_return,
3432 pass_warn_function_noreturn): Add pass name.
3433 * tree-dfa.c (pass_referenced_vars): Likewise.
3434 * tree-optimize.c (pass_cleanup_cfg_post_optimizing):
3435 Fix whitespace before comment.
3436 (pass_fixup_cfg): Add pass name, fix whitespace before comment.
3437 (pass_init_datastructures): Add pass name.
3438 * tree-ssa-loop.c (pass_record_bounds): Likewise.
3439 * tree-ssa.c (pass_early_warn_uninitialized,
3440 pass_late_warn_uninitialized): Likewise.
3441 * tree.c (pass_ipa_free_lang_data): Likewise.
3442 * doc/passes.texi (pass manager): Document how to disambiguate
3445 2009-11-08 Paolo Bonzini <bonzini@gnu.org>
3447 * df-problems.c: Fix documentation for forward simulation of LR.
3448 (df_simulate_one_insn_forwards): Use df_simulate_find_defs.
3449 (df_simulate_finalize_forwards): Remove.
3450 * df.h (df_simulate_finalize_forwards): Remove.
3452 2009-11-08 Richard Guenther <rguenther@suse.de>
3454 * tree-ssa-structalias.c (build_succ_graph): Properly make
3455 variables escape if they are stored to anything.
3457 2009-11-08 Richard Guenther <rguenther@suse.de>
3459 PR rtl-optimization/41928
3460 * loop-invariant.c (free_loop_data): If we didn't allocate
3461 loop data do not try to free it.
3463 2009-11-07 Jason Merrill <jason@redhat.com>
3465 * tree.c (reconstruct_complex_type): Preserve attributes.
3467 2009-11-07 Richard Guenther <rguenther@suse.de>
3469 * tree-ssa-structalias.c (build_succ_graph): Feed stores
3470 to anything only to variables that can take pointers.
3471 (get_constraint_for_ssa_var): Properly exclude full
3472 variables from expanding.
3473 (first_vi_for_offset): Avoid overflow in arithmetic.
3474 (first_or_preceding_vi_for_offset): Likewise.
3475 (count_num_arguments): Fix implementation.
3476 (gate_ipa_pta): Do not run when not optimizing.
3478 2009-11-07 David Binderman <dcb314@hotmail.com>
3480 * builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
3481 expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
3482 set but not used variables.
3483 (apply_args_reg_offset): Comment out as unused.
3484 * calls.c (flags_from_decl_or_type): Likewise.
3485 * genautomata.c (check_regexp_units_distribution): Likewise.
3487 2009-11-07 Uros Bizjak <ubizjak@gmail.com>
3489 * config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
3490 xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
3491 *xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
3492 xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
3493 xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
3494 xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
3495 operand alternatives.
3497 2009-11-06 Michael Matz <matz@suse.de>
3500 * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
3501 of a potential reciprocal to really be reciprocals.
3503 2009-11-06 Jakub Jelinek <jakub@redhat.com>
3505 * config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
3506 lwpintrin.h after immintrin.h.
3507 * config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
3511 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
3512 or non-constant index, allow index one past the last element and
3513 allow exceeding array bound in arrays that might be used as flexible
3516 2009-11-05 Richard Henderson <rth@redhat.com>
3518 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
3520 2009-11-05 Paul Brook <paul@codesourcery.com>
3522 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
3523 (arm_fpu_desc): New.
3524 (all_fpus): Add FPU details.
3525 (fp_model_for_fpu): Remove.
3526 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
3527 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
3528 (arm_file_start): Use arm_fpu_desc.
3529 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
3530 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
3532 (TARGET_FPA_EMU2): Define.
3533 (arm_fp_model, fputype, arm_fpu_tune): Remove.
3534 (vfp_reg_type, arm_fpu_desc): New.
3535 * config/arm/arm.md (attr fpu): Simplify.
3536 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
3537 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
3538 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
3539 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
3540 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
3542 2009-11-05 Michael Matz <matz@suse.de>
3544 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
3546 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
3549 2009-11-04 Jason Merrill <jason@redhat.com>
3552 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
3553 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
3554 (output_constant): Avoid crash after error.
3556 2009-11-05 Martin Jambor <mjambor@suse.cz>
3558 * tree-sra.c (struct access): Changed comment of next_sibling field.
3559 (analyze_modified_params): Loop over accesses of a group rather than
3560 over all with the ame base, pass a common bitmap to
3562 (unmodified_by_ref_scalar_representative): Build link lists of
3563 accesses of a group.
3564 (splice_param_accesses): Likewise.
3566 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
3568 * df-scan.c (df-uses-record): Add case zero_extract of mem.
3570 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
3574 * config/i386/i386.md (probe_stack): New expander.
3575 (logical operation peepholes): Do not split stack checking probes.
3577 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
3578 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3580 * doc/invoke.texi (-mlwp): Add documentation.
3581 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
3582 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
3583 (x86_64-*-*): Ditto.
3584 * config/i386/lwpintrin.h: New file, provide x86 compiler
3585 intrinisics for LWP.
3586 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
3587 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
3588 * config/i386/i386-c.c (ix86_target_macros_internal): Check
3590 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
3591 * config/i386/i386.opt (-mlwp): New switch for LWP support.
3592 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
3593 (OPTION_MASK_ISA_LWP_UNSET): New.
3594 (ix86_handle_option): Handle -mlwp.
3595 (isa_opts): Handle -mlwp.
3596 (enum pta_flags): Add PTA_LWP.
3597 (override_options): Add LWP support.
3598 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
3599 (IX86_BUILTIN_LLWPCB32): Ditto.
3600 (IX86_BUILTIN_LLWPCB64): Ditto.
3601 (IX86_BUILTIN_SLWPCB16): Ditto.
3602 (IX86_BUILTIN_SLWPCB32): Ditto.
3603 (IX86_BUILTIN_SLWPCB64): Ditto.
3604 (IX86_BUILTIN_LWPVAL16): Ditto.
3605 (IX86_BUILTIN_LWPVAL32): Ditto.
3606 (IX86_BUILTIN_LWPVAL64): Ditto.
3607 (IX86_BUILTIN_LWPINS16): Ditto.
3608 (IX86_BUILTIN_LWPINS32): Ditto.
3609 (IX86_BUILTIN_LWPINS64): Ditto.
3610 (enum ix86_special_builtin_type): Add LWP intrinsic support.
3611 (builtin_description): Ditto.
3612 (ix86_init_mmx_sse_builtins): Ditto.
3613 (ix86_expand_special_args_builtin): Ditto.
3614 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
3616 (UNSPEC_SLWP_INTRINSIC): Ditto.
3617 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
3618 (UNSPECV_LWPINS_INTRINSIC): Ditto.
3619 (lwp_llwpcbhi1): New lwp pattern.
3620 (lwp_llwpcbsi1): Ditto.
3621 (lwp_llwpcbdi1): Ditto.
3622 (lwp_slwpcbhi1): Ditto.
3623 (lwp_slwpcbsi1): Ditto.
3624 (lwp_slwpcbdi1): Ditto.
3625 (lwp_lwpvalhi3): Ditto.
3626 (lwp_lwpvalsi3): Ditto.
3627 (lwp_lwpvaldi3): Ditto.
3628 (lwp_lwpinshi3): Ditto.
3629 (lwp_lwpinssi3): Ditto.
3630 (lwp_lwpinsdi3): Ditto.
3632 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3633 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3636 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
3639 2009-11-04 Richard Guenther <rguenther@suse.de>
3640 Rafael Avila de Espindola <espindola@google.com>
3642 * gcc.c (process_command): Handle arguments name@offset.
3644 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
3645 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3647 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
3648 (x86_64-*-*): Ditto.
3649 * config/i386/xopintrin.h: New file, provide common x86 compiler
3650 intrinisics for XOP.
3651 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
3652 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
3653 * config/i386/i386-c.c(ix86_target_macros_internal): Check
3655 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
3656 * config/i386/i386.opt (-mxop): New switch for XOP support.
3657 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
3658 (UNSPEC_XOP_TRUEFALSE)
3659 (UNSPEC_XOP_PERMUTE)
3660 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
3661 (PPERM_*): New constants for vpperm instruction.
3662 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
3663 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
3664 (OPTION_MASK_ISA_XOP_UNSET): New.
3665 (OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
3666 (ix86_handle_option): Handle -mxop.
3667 (isa_opts): Handle -mxop.
3668 (enum pta_flags): Add PTA_XOP.
3669 (override_options): Add XOP support.
3670 (print_operand): Add code for XOP compare instructions.
3671 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
3672 (ix86_expand_int_vcond): Extend for XOP compare instruction.
3674 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
3675 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
3676 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
3677 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
3678 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
3679 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
3680 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
3682 (IX86_BUILTIN_VPCMOV256): Ditto.
3683 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
3684 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
3685 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
3686 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
3687 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
3688 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
3690 (IX86_BUILTIN_VPPERM): Ditto.
3692 (IX86_BUILTIN_VPMACSSWW): Ditto.
3693 (IX86_BUILTIN_VPMACSWW): Ditto.
3694 (IX86_BUILTIN_VPMACSSWD): Ditto.
3695 (IX86_BUILTIN_VPMACSWD): Ditto.
3696 (IX86_BUILTIN_VPMACSSDD): Ditto.
3697 (IX86_BUILTIN_VPMACSDD): Ditto.
3698 (IX86_BUILTIN_VPMACSSDQL): Ditto.
3699 (IX86_BUILTIN_VPMACSSDQH): Ditto.
3700 (IX86_BUILTIN_VPMACSDQL): Ditto.
3701 (IX86_BUILTIN_VPMACSDQH): Ditto.
3702 (IX86_BUILTIN_VPMADCSSWD): Ditto.
3703 (IX86_BUILTIN_VPMADCSWD): Ditto.
3705 (IX86_BUILTIN_VPHADDBW): Ditto.
3706 (IX86_BUILTIN_VPHADDBD): Ditto.
3707 (IX86_BUILTIN_VPHADDBQ): Ditto.
3708 (IX86_BUILTIN_VPHADDWD): Ditto.
3709 (IX86_BUILTIN_VPHADDWQ): Ditto.
3710 (IX86_BUILTIN_VPHADDDQ): Ditto.
3711 (IX86_BUILTIN_VPHADDUBW): Ditto.
3712 (IX86_BUILTIN_VPHADDUBD): Ditto.
3713 (IX86_BUILTIN_VPHADDUBQ): Ditto.
3714 (IX86_BUILTIN_VPHADDUWD): Ditto.
3715 (IX86_BUILTIN_VPHADDUWQ): Ditto.
3716 (IX86_BUILTIN_VPHADDUDQ): Ditto.
3717 (IX86_BUILTIN_VPHSUBBW): Ditto.
3718 (IX86_BUILTIN_VPHSUBWD): Ditto.
3719 (IX86_BUILTIN_VPHSUBDQ): Ditto.
3721 (IX86_BUILTIN_VPROTB): Ditto.
3722 (IX86_BUILTIN_VPROTW): Ditto.
3723 (IX86_BUILTIN_VPROTD): Ditto.
3724 (IX86_BUILTIN_VPROTQ): Ditto.
3725 (IX86_BUILTIN_VPROTB_IMM): Ditto.
3726 (IX86_BUILTIN_VPROTW_IMM): Ditto.
3727 (IX86_BUILTIN_VPROTD_IMM): Ditto.
3728 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
3730 (IX86_BUILTIN_VPSHLB): Ditto.
3731 (IX86_BUILTIN_VPSHLW): Ditto.
3732 (IX86_BUILTIN_VPSHLD): Ditto.
3733 (IX86_BUILTIN_VPSHLQ): Ditto.
3734 (IX86_BUILTIN_VPSHAB): Ditto.
3735 (IX86_BUILTIN_VPSHAW): Ditto.
3736 (IX86_BUILTIN_VPSHAD): Ditto.
3737 (IX86_BUILTIN_VPSHAQ): Ditto.
3739 (IX86_BUILTIN_VFRCZSS): Ditto.
3740 (IX86_BUILTIN_VFRCZSD): Ditto.
3741 (IX86_BUILTIN_VFRCZPS): Ditto.
3742 (IX86_BUILTIN_VFRCZPD): Ditto.
3743 (IX86_BUILTIN_VFRCZPS256): Ditto.
3744 (IX86_BUILTIN_VFRCZPD256): Ditto.
3746 (IX86_BUILTIN_VPCOMEQUB): Ditto.
3747 (IX86_BUILTIN_VPCOMNEUB): Ditto.
3748 (IX86_BUILTIN_VPCOMLTUB): Ditto.
3749 (IX86_BUILTIN_VPCOMLEUB): Ditto.
3750 (IX86_BUILTIN_VPCOMGTUB): Ditto.
3751 (IX86_BUILTIN_VPCOMGEUB): Ditto.
3752 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
3753 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
3755 (IX86_BUILTIN_VPCOMEQUW): Ditto.
3756 (IX86_BUILTIN_VPCOMNEUW): Ditto.
3757 (IX86_BUILTIN_VPCOMLTUW): Ditto.
3758 (IX86_BUILTIN_VPCOMLEUW): Ditto.
3759 (IX86_BUILTIN_VPCOMGTUW): Ditto.
3760 (IX86_BUILTIN_VPCOMGEUW): Ditto.
3761 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
3762 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
3764 (IX86_BUILTIN_VPCOMEQUD): Ditto.
3765 (IX86_BUILTIN_VPCOMNEUD): Ditto.
3766 (IX86_BUILTIN_VPCOMLTUD): Ditto.
3767 (IX86_BUILTIN_VPCOMLEUD): Ditto.
3768 (IX86_BUILTIN_VPCOMGTUD): Ditto.
3769 (IX86_BUILTIN_VPCOMGEUD): Ditto.
3770 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
3771 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
3773 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
3774 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
3775 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
3776 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
3777 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
3778 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
3779 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
3780 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
3782 (IX86_BUILTIN_VPCOMEQB): Ditto.
3783 (IX86_BUILTIN_VPCOMNEB): Ditto.
3784 (IX86_BUILTIN_VPCOMLTB): Ditto.
3785 (IX86_BUILTIN_VPCOMLEB): Ditto.
3786 (IX86_BUILTIN_VPCOMGTB): Ditto.
3787 (IX86_BUILTIN_VPCOMGEB): Ditto.
3788 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
3789 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
3791 (IX86_BUILTIN_VPCOMEQW): Ditto.
3792 (IX86_BUILTIN_VPCOMNEW): Ditto.
3793 (IX86_BUILTIN_VPCOMLTW): Ditto.
3794 (IX86_BUILTIN_VPCOMLEW): Ditto.
3795 (IX86_BUILTIN_VPCOMGTW): Ditto.
3796 (IX86_BUILTIN_VPCOMGEW): Ditto.
3797 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
3798 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
3800 (IX86_BUILTIN_VPCOMEQD): Ditto.
3801 (IX86_BUILTIN_VPCOMNED): Ditto.
3802 (IX86_BUILTIN_VPCOMLTD): Ditto.
3803 (IX86_BUILTIN_VPCOMLED): Ditto.
3804 (IX86_BUILTIN_VPCOMGTD): Ditto.
3805 (IX86_BUILTIN_VPCOMGED): Ditto.
3806 (IX86_BUILTIN_VPCOMFALSED): Ditto.
3807 (IX86_BUILTIN_VPCOMTRUED): Ditto.
3809 (IX86_BUILTIN_VPCOMEQQ): Ditto.
3810 (IX86_BUILTIN_VPCOMNEQ): Ditto.
3811 (IX86_BUILTIN_VPCOMLTQ): Ditto.
3812 (IX86_BUILTIN_VPCOMLEQ): Ditto.
3813 (IX86_BUILTIN_VPCOMGTQ): Ditto.
3814 (IX86_BUILTIN_VPCOMGEQ): Ditto.
3815 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
3816 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
3818 (enum multi_arg_type): New enum for describing the various XOP
3819 intrinsic argument types.
3820 (bdesc_multi_arg): New table for XOP intrinsics.
3821 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
3822 (ix86_expand_multi_arg_builtin): New function for creating XOP
3825 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
3826 (xop_pmacsww): Ditto.
3827 (xop_pmacssww): Ditto.
3828 (xop_pmacsdd): Ditto.
3829 (xop_pmacssdd): Ditto.
3830 (xop_pmacssdql): Ditto.
3831 (xop_pmacssdqh): Ditto.
3832 (xop_pmacsdql): Ditto.
3833 (xop_pmacsdql_mem): Ditto.
3834 (xop_mulv2div2di3_low): Ditto.
3835 (xop_pmacsdqh): Ditto.
3836 (xop_pmacsdqh_mem): Ditto.
3837 (xop_mulv2div2di3_high): Ditto.
3838 (xop_pmacsswd): Ditto.
3839 (xop_pmacswd): Ditto.
3840 (xop_pmadcsswd): Ditto.
3841 (xop_pmadcswd): Ditto.
3842 (xop_pcmov_<mode>): Ditto.
3843 (xop_pcmov_<mode>256): Ditto.
3844 (xop_phaddbw): Ditto.
3845 (xop_phaddbd): Ditto.
3846 (xop_phaddbq): Ditto.
3847 (xop_phaddwd): Ditto.
3848 (xop_phaddwq): Ditto.
3849 (xop_phadddq): Ditto.
3850 (xop_phaddubw): Ditto.
3851 (xop_phaddubd): Ditto.
3852 (xop_phaddubq): Ditto.
3853 (xop_phadduwd): Ditto.
3854 (xop_phadduwq): Ditto.
3855 (xop_phaddudq): Ditto.
3856 (xop_phsubbw): Ditto.
3857 (xop_phsubwd): Ditto.
3858 (xop_phsubdq): Ditto.
3860 (rotl<mode>3): Ditto.
3861 (rotr<mode>3): Ditto.
3862 (xop_rotl<mode>3): Ditto.
3863 (xop_rotr<mode>3): Ditto.
3864 (vrotr<mode>3): Ditto.
3865 (vrotl<mode>3): Ditto.
3866 (xop_vrotl<mode>3): Ditto.
3867 (vlshr<mode>3): Ditto.
3868 (vashr<mode>3): Ditto.
3870 (xop_ashl<mode>3): Ditto.
3871 (xop_lshl<mode>3): Ditto.
3872 (ashlv16qi3): Ditto.
3873 (lshlv16qi3): Ditto.
3874 (ashrv16qi3): Ditto.
3876 (xop_frcz<mode>2): Ditto.
3877 (xop_vmfrcz<mode>2): Ditto.
3878 (xop_frcz<mode>2256): Ditto.
3879 (xop_maskcmp<mode>3): Ditto.
3880 (xop_maskcmp_uns<mode>3): Ditto.
3881 (xop_maskcmp_uns2<mode>3): Ditto.
3882 (xop_pcom_tf<mode>3): Ditto.
3884 * doc/invoke.texi (-mxop): Add documentation.
3885 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
3887 2009-11-03 Mark Mitchell <mark@codesourcery.com>
3890 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
3891 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
3892 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
3894 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
3897 * arm.md (peephole2 patterns for move and compare): New.
3899 2009-11-04 Nick Clifton <nickc@redhat.com>
3901 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
3902 Make sure that it does not allow CONST_DOUBLEs.
3903 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
3904 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
3905 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
3906 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
3907 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
3908 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
3909 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
3910 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
3911 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
3912 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
3913 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
3914 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
3915 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
3916 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
3917 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
3919 2009-11-04 Richard Guenther <rguenther@suse.de>
3921 PR tree-optimization/41919
3922 * tree-vrp.c (test_for_singularity): Properly compare values.
3924 2009-11-04 Revital Eres <eres@il.ibm.com>
3926 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3927 Consider peeling for alignment only for stores and remove
3928 redundant assignment.
3930 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
3933 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
3934 (m68k_ok_for_sibcall_p): Handle different result return locations.
3936 2009-11-04 Richard Guenther <rguenther@suse.de>
3938 * c-opts.c (c_common_post_options): Move LTO option processing
3940 * opts.c (decode_options): ... here.
3942 2009-11-04 Jakub Jelinek <jakub@redhat.com>
3944 * c-common.c (fold_offsetof_1): Use %wd instead of
3945 HOST_WIDE_INT_PRINT_DEC.
3947 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3949 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
3952 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
3954 * config.gcc (vax-*-linux*): Keep the original contents of
3955 tmake_file while adding vax/t-linux.
3957 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
3961 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
3962 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
3963 (STACK_CHECK_MOVING_SP): Likewise.
3964 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
3965 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
3966 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
3967 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
3968 Document PROBE_STACK.
3969 * explow.c (anti_adjust_stack_and_probe): New function.
3970 (allocate_dynamic_stack_space): Do not directly allocate space if
3971 STACK_CHECK_MOVING_SP, instead invoke above function.
3972 (emit_stack_probe): Handle probe_stack insn.
3973 (PROBE_INTERVAL): New macro.
3974 (STACK_GROW_OPTAB): Likewise.
3975 (STACK_GROW_OFF): Likewise.
3976 (probe_stack_range): Use Pmode and memory_address consistently. Fix
3977 loop condition in the small constant case. Rewrite in the general
3978 case to be immune to wraparounds. Make sure the address of probes
3979 is valid. Try to use [base + disp] addressing mode if possible.
3980 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
3981 checking is enabled and STACK_CHECK_MOVING_SP.
3982 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
3983 return 1 for volatile references to the stack pointer.
3984 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
3985 __builtin_alloca if stack checking is enabled.
3986 * unwind-dw2.c (uw_identify_context): Take into account whether the
3987 context is that of a signal frame or not.
3988 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
3989 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
3991 2009-11-03 Jakub Jelinek <jakub@redhat.com>
3993 PR rtl-optimization/41917
3994 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
3995 operand isn't known to be 0, return 1.
3997 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
3999 * config/mips/mips.md: Fix typos.
4001 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
4003 * doc/invoke.texi: Fix typo.
4005 2009-11-03 Paul Brook <paul@codesourcery.com>
4007 * config/arm/neon.ml (vectype): Add T_floatSF.
4008 (string_of_vectype): Ditto.
4009 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
4010 (deftypes): Use float for float32_t.
4011 * config/arm/arm_neon.h: Regenerate.
4013 2009-11-03 Nick Clifton <nickc@redhat.com>
4014 Kevin Buettner <kevinb@redhat.com>
4016 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
4017 order of expected registers.
4018 (rx_load_multiple_vector): Likewise.
4019 (rx_rtsd_vector): Likewise.
4020 * config/rx/rx.c (rx_cpu_type): New variable.
4021 (rx_print_operand): Fix bug printing 64-bit constant values.
4022 (rx_emit_stack_pushm): Reverse order of pushed registers.
4023 (gen_rx_store_vector): Likewise.
4024 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
4026 (is_exception_func): Rename to is_interrupt_func and only accept
4027 "interrupt" as the attribute name.
4028 (rx_get_stack_layout): Use new function name.
4029 (rx_func_attr_inlinable): Likewise.
4030 (rx_attribute_table): Remove "exception".
4031 (rx_expand_prologue): If necessary push the accumulator register
4032 in the prologue of interrupt functions.
4033 (rx_expand_epilogue): If necessary pop the accumulator.
4034 (rx_builtins): Add RX_BUILTIN_MVTIPL.
4035 (rx_expand_builtin_stz): Remove.
4036 (rx_expand_builtin_mvtipl): New function.
4037 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
4038 (rx_expand_builtin): Likewise.
4039 (rx_enable_fpu): New variable.
4040 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
4041 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
4042 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
4043 (enum rx_cpu_types): Define.
4044 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
4045 (INCOMING_FRAME_SP_OFFSET): Define.
4046 (ARG_POINTER_CFA_OFFSET): Define.
4047 (FRAME_POINTER_CFA_OFFSET): Define.
4048 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
4049 (ALLOW_RX_FPU_INSNS): Define.
4050 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
4051 fast_math_flags_set_p.
4052 (UNSPEC_BUILTIN_MVTIPL): Define.
4053 (revl): Rename to bswapsi2.
4054 (bswaphi2): New pattern.
4055 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
4056 (mvtaclo): Likewise.
4058 (mvtc): Remove clobber of cc0.
4061 * config/rx/rx.opt (mieee): Remove.
4066 (msave-acc-in-interrupts): Add.
4067 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
4068 (MULTILIB_DIRS): Likewise.
4069 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
4070 * doc/extend.texi: Remove description of "exception" function
4072 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
4073 -msave-acc-in-interrupts options.
4075 2009-11-03 Richard Guenther <rguenther@suse.de>
4077 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
4079 2009-11-03 Dodji Seketeli <dodji@redhat.com>
4082 * c-common.c (fold_offsetof_1): Issue errors when the member
4083 designator of the offsetof expression is not legitimate.
4085 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
4087 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
4088 names instead of numerical constants.
4089 (sse_prologue_save): Ditto.
4090 (*sse_prologue_save_insn): Ditto.
4092 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
4095 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
4096 (TARGET_CALL_ESP): New define.
4097 * config/i386/i386.c (initial_ix86_tune_features): Initialize
4099 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
4100 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
4101 *call_1, *call_value_pop_1 and *call_value_1. Depend on
4103 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
4104 New patterns, use "lsm" as operand 1 constraint.
4105 * config/i386/predicates.md (call_insn_operand): Depend on
4106 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
4108 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4110 PR tree-optimization/41857
4111 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
4112 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
4114 * tree-ssa-address.c (move_hint_to_base): New function.
4115 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
4116 address space associated with TYPE.
4117 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
4118 most_expensive_mult_to_index. Call move_hint_to_base.
4119 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
4120 TYPE to addr_to_parts.
4122 2009-11-02 Martin Jambor <mjambor@suse.cz>
4124 PR tree-optimization/41750
4125 * tree-sra.c (analyze_modified_params): Loop over all
4126 representatives of components of a parameter.
4128 2009-11-02 Jakub Jelinek <jakub@redhat.com>
4130 PR tree-optimization/41841
4131 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
4132 local variables of not yet materialized clones.
4135 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
4136 for a VOIDmode variable.
4139 * c-pragma.c (visstack): Change into vector of ints rather than
4140 enum symbol_visibility.
4141 (push_visibility): Add kind argument, push default_visibility together
4143 (pop_visibility): Add kind argument, return true if successful, fail
4144 if visibility stack is empty or if stack top is of different kind.
4145 (handle_pragma_visibility): Don't check length of visstack, instead
4146 call pop_visibility and issue diagnostics if it failed. Pass 0
4147 as last argument to push_visibility and pop_visibility.
4148 * c-pragma.h (push_visibility): Add kind argument.
4149 (pop_visibility): Likewise. Return bool instead of void.
4151 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
4153 * tree.def (TARGET_MEM_REF): Update comment.
4154 * alias.c (get_alias_set): Retrieve the original memory reference for
4155 a TARGET_MEM_REF before proceeding.
4157 2009-10-31 Anatoly Sokolov <aesok@post.ru>
4159 * config/frv/frv.c (frv_function_value, frv_libcall_value,
4160 frv_function_value_regno_p): New functions.
4161 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4162 * config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
4163 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
4164 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
4166 2009-10-31 Anatoly Sokolov <aesok@post.ru>
4168 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
4169 new 'outgoing' argument.
4170 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
4171 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
4172 * config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
4173 LIBCALL_VALUE): Remove.
4174 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
4175 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
4176 (mh10300_function_value_regno_p): Declare.
4178 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4180 * config/arm/cortex-a9.md: New - integer pipeline description.
4182 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
4184 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
4185 aborting if the sizes of the two references don't match.
4187 2009-10-31 Toon Moene <toon@moene.org>
4189 * ipa-inline.c (cgraph_decide_inlining):
4190 Include reason for not inlining called-once functions in dump file.
4192 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
4194 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
4195 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
4196 (LINK_SPEC): BE_LINK_SPEC added.
4198 2009-10-30 Richard Guenther <rguenther@suse.de>
4201 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
4203 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
4205 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
4206 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
4209 2009-10-30 Martin Jambor <mjambor@suse.cz>
4211 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
4213 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
4216 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
4217 first. Move assert on stack_alignment_estimated just before
4218 setting stack_realign_needed.
4219 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
4220 Don't call update_stack_boundary.
4222 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
4223 (verride_options): Don't check ix86_force_align_arg_pointer here.
4224 (ix86_function_ok_for_sibcall): Use it.
4225 (ix86_update_stack_boundary): Likewise.
4227 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
4229 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
4231 * arm.md (QHSI): New mode iterator.
4232 (movqi): If generating for thumb, then truncate any immediate to
4234 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
4236 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
4239 2009-10-29 Cary Coutant <ccoutant@google.com>
4242 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
4243 locations in the source).
4244 (store_vcall_insn): New function.
4245 (lookup_vcall_insn): New function.
4246 (dwarf2out_virtual_call_token): Use store_vcall_insn.
4247 (dwarf2out_copy_call_info): New function.
4248 (dwarf2out_virtual_call): Use lookup_vcall_insn.
4249 * emit-rtl.c (try_split): Call copy_call_info debug hook.
4250 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
4251 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
4252 (debug_nothing_rtx_rtx): New dummy hook.
4253 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
4254 (xcoff_debug_hooks): Likewise.
4255 * sdbout.c (sdb_debug_hooks): Likewise.
4256 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4258 2009-10-29 David Daney <ddaney@caviumnetworks.com>
4260 * doc/invoke.texi (mmcount-ra-address): Document new command line
4262 * config/mips/mips.opt (mmcount-ra-address): New option.
4263 * config/mips/mips-protos.h (mips_function_profiler): Declare new
4265 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
4267 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
4268 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
4270 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
4271 mips_function_profiler.
4273 2009-10-29 Steve Ellcey <sje@cup.hp.com>
4277 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
4278 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
4279 * optc-gen.awk (cl_target_option_restore): Include call to
4280 targetm.override_options_after_change.
4281 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
4282 * target.h (override_options_after_change): New.
4283 * c-common.c (parse_optimize_options): Call
4284 targetm.override_options_after_change.
4285 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
4286 (ia64_override_options_after_change): New.
4287 (ia64_override_options) Add call to above.
4289 2009-10-29 Michael Matz <matz@suse.de>
4291 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
4292 (gate_convert_to_rsqrt): Ditto.
4293 (pass_convert_to_rsqrt): Ditto.
4294 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
4295 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
4298 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
4300 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4302 * config/arm/arm.c (find_best_start): Fix type of remainder to be
4305 2009-10-29 Martin Jambor <mjambor@suse.cz>
4307 PR tree-optimization/41775
4308 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
4309 (generate_subtree_copies): Do not unshare agg.
4310 (load_assign_lhs_subreplacements): Do not unshare rhs.
4311 (sra_modify_assign): Do not unshare exprs.
4312 (propagate_subacesses_accross_link): Renamed to
4313 propagate_subaccesses_across_link.
4315 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
4317 * arm.c (count_insns_for_constant): Rework to support counting for
4318 thumb2 immediates as well.
4319 (find_best_start): Split out from arm_gen_constant.
4320 (arm_gen_constant): Rework to support XOR with immediate.
4322 2009-10-29 Chao-ying Fu <fu@mips.com>
4324 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
4326 (mips_expand_synci_loop): Use the length rtx to control the
4327 synci loop from the begin rtx that points to the first byte of
4330 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
4332 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
4334 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
4336 * dbxout.c (dbxout_common_check): Accept non public trees.
4337 * dwarf2out.c (fortran_common): Accept non public trees.
4339 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
4341 * common.opt (fuse-linker-plugin): New option.
4342 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
4344 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
4346 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4348 PR rtl-optimization/39715
4349 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
4350 (gen_cstoresi_ltu_thumb1): New splitter.
4352 2009-10-28 Richard Guenther <rguenther@suse.de>
4356 * tree-ssa.c (useless_type_conversion_p): Do not treat
4357 conversions to pointers to incomplete types as useless.
4358 * gimple.c (gimple_types_compatible_p): Compare struct tags,
4361 2009-10-28 Jakub Jelinek <jakub@redhat.com>
4363 * var-tracking.c (emit_note_insn_var_location): Don't call the second
4364 vt_expand_loc unnecessarily when location is not a register nor
4368 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
4369 fields don't have DECL_NAME.
4372 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
4373 call convert_memory_address on addr.
4376 * config/i386/i386.c (ix86_pic_register_p): Don't call
4377 rtx_equal_for_cselib_p for VALUEs discarded as useless.
4379 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
4381 * var-tracking.c (emit_note_insn_var_location): Get the mode of
4382 a variable part from its REG, MEM or VALUE.
4384 2009-10-28 Richard Guenther <rguenther@suse.de>
4386 * gimple.c (gimple_get_alias_set): Fix comment typo.
4388 2009-10-28 Richard Guenther <rguenther@suse.de>
4390 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
4391 (free_lang_data): Unconditionally compute alias sets for all
4392 standard integer types. Bail out if gate bailed out previously.
4393 Do not reset the types_compatible_p langhook.
4394 (gate_free_lang_data): Remove.
4395 (struct pass_ipa_free_lang_data): Enable unconditionally.
4396 * gimple.c (gimple_get_alias_set): Use the same alias-set for
4399 2009-10-28 Richard Guenther <rguenther@suse.de>
4402 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
4403 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
4404 (call_may_clobber_ref_p_1): Likewise.
4405 * tree-ssa-structalias.c (find_func_aliases): Likewise.
4406 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
4408 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4410 PR rtl-optimization/41812
4413 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4415 * df-problems.c (df_md_scratch): New.
4416 (df_md_alloc, df_md_free): Allocate/free it.
4417 (df_md_local_compute): Only include live registers in init.
4418 (df_md_transfer_function): Prune the in-set computed by
4419 the confluence function, and the gen-set too.
4421 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4423 PR rtl-optimization/39715
4424 * combine.c (simplify_comparison): Use extensions to
4425 widen comparisons. Try an ANDing first.
4427 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4429 PR rtl-optimization/40741
4430 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
4431 a small constant is cheap.
4432 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
4433 force_reg on the LHS.
4434 (xorsi3): Likewise, and split the XOR if the constant is complex
4435 and not in Thumb mode.
4437 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4439 * expmed.c (emit_store_flag): Check costs before
4440 transforming to the opposite representation.
4442 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
4444 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
4445 cstore result to DImode.
4447 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
4449 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
4450 inside the unspec vector.
4452 2009-10-27 Richard Henderson <rth@redhat.com>
4454 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
4456 2009-10-27 Richard Henderson <rth@redhat.com>
4459 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
4460 eh_region_may_contain_throw; update users.
4461 (eh_region_may_contain_throw): New function.
4462 (lower_catch): Check flag_exceptions before creating exception region.
4463 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
4464 (lower_cleanup): Tidy existing flag_exceptions check to match.
4466 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
4469 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
4470 * config/i386/mingw.opt: Add fset-stack-executable.
4471 * config/i386/i386.c (ix86_trampoline_init): Make call to
4472 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
4473 defined and its value is not zero.
4476 2009-10-27 Richard Guenther <rguenther@suse.de>
4478 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
4479 handle calls to externally visible functions like in regular mode.
4480 (create_variable_info_for): Do not create function infos here.
4481 (have_alias_info): Remove write-only variable.
4482 (solve_constraints): New function split out from common code
4483 in compute_points_to_sets and ipa_pta_execute.
4484 (compute_points_to_sets): Adjust.
4485 (ipa_pta_execute): Likewise. Handle clones and externally visible
4486 functions like in non-IPA mode.
4488 2009-10-27 Jakub Jelinek <jakub@redhat.com>
4491 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
4494 2009-10-27 Richard Guenther <rguenther@suse.de>
4496 * tree-complex.c (expand_complex_div_wide): Check for
4497 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
4499 2009-10-27 Revital Eres <eres@il.ibm.com>
4501 PR tree-optimization/40648
4502 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4503 Change decision of when to peel for alignment.
4505 2009-10-27 Richard Guenther <rguenther@suse.de>
4508 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
4510 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
4513 * fold-const.c (fold_binary_loc): Do not call
4514 protected_set_expr_location.
4516 2009-10-27 Wei Guozhi <carrot@google.com>
4519 * target.h (have_conditional_execution): Add a new target hook
4521 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
4522 * targhooks.h (default_have_conditional_execution): Likewise.
4523 * targhooks.c (default_have_conditional_execution): Likewise.
4524 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
4525 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
4526 (arm_have_conditional_execution): New function.
4527 * ifcvt.c (noce_process_if_block, find_if_header,
4528 cond_exec_find_if_block, dead_or_predicable): Change the usage of
4529 macro HAVE_conditional_execution to a target hook call.
4530 * recog.c (peephole2_optimize): Likewise.
4531 * sched-rgn.c (add_branch_dependences): Likewise.
4532 * final.c (asm_insn_count, final_scan_insn): Likewise.
4533 * bb-reorder.c (HAVE_conditional_execution): Remove it.
4535 2009-10-26 Ben Elliston <bje@au.ibm.com>
4536 Michael Meissner <meissner@linux.vnet.ibm.com>
4537 Ulrich Weigand <uweigand@de.ibm.com>
4539 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
4540 * config/spu/spu_cache.h: New file.
4542 * config/spu/cachemgr.c: New file.
4543 * config/spu/cache.S: New file.
4545 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
4546 (ADDR_SPACE_EA): Define.
4547 (TARGET_ADDR_SPACE_KEYWORDS): Define.
4548 * config/spu/spu.c (EAmode): New macro.
4549 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
4550 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
4551 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
4552 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
4553 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4554 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4555 (TARGET_ASM_SELECT_SECTION): Likewise.
4556 (TARGET_ASM_UNIQUE_SECTION): Likewise.
4557 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
4558 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
4559 (ea_symbol_ref): New function.
4560 (spu_legitimate_constant_p): Handle __ea qualified addresses.
4561 (spu_addr_space_legitimate_address_p): New function.
4562 (spu_addr_space_legitimize_address): Likewise.
4563 (cache_fetch): New global.
4564 (cache_fetch_dirty): Likewise.
4565 (ea_alias_set): Likewise.
4566 (ea_load_store): New function.
4567 (ea_load_store_inline): Likewise.
4568 (expand_ea_mem): Likewise.
4569 (spu_expand_mov): Handle __ea qualified memory references.
4570 (spu_addr_space_pointer_mode): New function.
4571 (spu_addr_space_address_mode): Likewise.
4572 (spu_addr_space_subset_p): Likewise.
4573 (spu_addr_space_convert): Likewise.
4574 (spu_section_type_flags): Handle "._ea" section.
4575 (spu_select_section): New function.
4576 (spu_unique_section): Likewise.
4577 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
4578 and __EA64__ predefined macros.
4579 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
4580 -matomic-updates switches.
4582 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
4583 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
4584 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
4585 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
4586 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
4587 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
4588 $(T)cache128k.o): Likewise.
4589 ($(T)libgcc_%.a): Likewise.
4591 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
4592 * config/spu/spu.opt (-mea32/-mea64): Add switches.
4593 (-maddress-space-conversion): Likewise.
4594 (-mcache-size=): Likewise.
4595 (-matomic-updates): Likewise.
4596 * doc/invoke.texi (-mea32/-mea64): Document.
4597 (-maddress-space-conversion): Likewise.
4598 (-mcache-size=): Likewise.
4599 (-matomic-updates): Likewise.
4601 2009-10-26 Ben Elliston <bje@au.ibm.com>
4602 Michael Meissner <meissner@linux.vnet.ibm.com>
4603 Ulrich Weigand <uweigand@de.ibm.com>
4605 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
4607 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
4608 defined, add the named address space keywords.
4609 (c_addr_space_name): New function.
4610 (complete_array_type): Preserve named address space.
4611 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
4612 instead of targetm.valid_pointer_mode.
4614 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
4615 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
4616 (ADDR_SPACE_KEYWORD): New macro.
4617 (c_addr_space_name): Add prototype.
4619 * c-tree.h (struct c_declspecs): Add address_space member.
4620 (declspecs_add_addrspace): Add prototype.
4622 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
4624 * c-parser.c (c_parse_init): Add assertion.
4625 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
4626 (c_lex_one_token): Handle address space keywords.
4627 (c_token_starts_typename): Likewise.
4628 (c_token_starts_declspecs): Likewise.
4629 (c_parser_declspecs): Likewise.
4630 (c_parser_postfix_expression_after_paren_type): Diagnose compound
4631 literal within function qualified with named address space.
4633 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
4634 address space qualifiers.
4635 (shadow_tag_warned): Warn about useless address space qualifiers.
4636 (quals_from_declspecs): Handle address space qualifiers.
4637 (grokdeclarator): Likewise.
4638 (build_null_declspecs): Likewise.
4639 (declspecs_add_addrspace): New function.
4641 * c-typeck.c (addr_space_superset): New function.
4642 (qualify_type): Handle named address spaces.
4643 (composite_type): Likewise.
4644 (common_pointer_type): Likewise.
4645 (comp_target_types): Likewise.
4646 (build_conditional_expr): Likewise.
4647 (handle_warn_cast_qual): Likewise.
4648 (build_c_cast): Likewise.
4649 (convert_for_assignment): Likewise.
4650 (build_binary_op): Likewise.
4651 (pointer_diff): Handle named address spaces. Use intermediate
4652 integer type of sufficient size if required.
4654 2009-10-26 Ben Elliston <bje@au.ibm.com>
4655 Michael Meissner <meissner@linux.vnet.ibm.com>
4656 Ulrich Weigand <uweigand@de.ibm.com>
4658 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
4659 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
4660 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
4662 * target.h (struct target_def): Add pointer_mode, address_mode,
4663 and valid_pointer_mode to addr_space substructure.
4664 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
4665 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
4666 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
4667 (TARGET_ADDR_SPACE_HOOKS): Add them.
4668 * targhooks.c (target_default_pointer_address_modes_p): New function.
4669 * target.h (target_default_pointer_address_modes_p): Add prototype.
4670 * targhooks.c (default_addr_space_pointer_mode): New function.
4671 (default_addr_space_address_mode): Likewise.
4672 (default_addr_space_valid_pointer_mode): Likewise.
4673 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
4674 (default_addr_space_address_mode): Likewise.
4675 (default_addr_space_valid_pointer_mode): Likewise.
4676 * output.h (default_valid_pointer_mode): Move to ...
4677 * targhooks.h (default_valid_pointer_mode): ... here.
4678 * varasm.c (default_valid_pointer_mode): Move to ...
4679 * targhooks.c (default_valid_pointer_mode): ... here.
4681 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
4682 instead of targetm.valid_pointer_mode.
4684 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
4685 * tree.c (integer_pow2p): Likewise.
4686 (tree_log2): Likewise.
4687 (tree_floor_log2): Likewise.
4688 (signed_or_unsigned_type_for): Support pointer type of different size.
4689 (int_or_pointer_precision): New function.
4690 * tree.h (int_or_pointer_precision): Add prototype.
4691 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
4692 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
4693 incoming pointer type instead of POINTER_SIZE.
4695 * tree.c (build_pointer_type): Use appropriate pointer mode
4696 instead of ptr_mode.
4697 (build_reference_type): Likewise.
4698 * expr.c (store_expr): Likewise.
4699 (expand_expr_addr_expr): Likewise.
4700 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
4701 * cfgexpand.c (expand_debug_expr): Likewise.
4703 * auto-inc-dec.c: Include "target.h".
4704 (try_merge): Use appropriate address mode instead of Pmode.
4705 (find_inc): Likewise.
4706 * combine.c (find_split_point): Likewise.
4707 * cselib.c (cselib_record_sets): Likewise.
4708 * dse.c (replace_inc_dec): Likewise.
4709 (canon_address): Likewise.
4710 * var-tracking.c (replace_expr_with_values): Likewise.
4711 (count_uses): Likewise.
4712 (add_uses): Likewise.
4713 (add_stores): Likewise.
4714 * emit-rtl.c: Include "target.h".
4715 (adjust_address_1): Use appropriate address mode instead of Pmode.
4716 (offset_address): Likewise.
4717 * explow.c (break_out_memory_refs): Likewise.
4718 (memory_address_addr_space): Likewise.
4719 (promote_mode): Likewise.
4720 * expr.c (move_by_pieces): Likewise.
4721 (emit_block_move_via_loop): Likewise.
4722 (store_by_pieces): Likewise.
4723 (store_by_pieces_1): Likewise.
4724 (expand_assignment): Likewise.
4725 (store_constructor): Likewise.
4726 (expand_expr_addr_expr): Likewise.
4727 (expand_expr_real_1): Likewise.
4728 * cfgexpand.c (expand_debug_expr): Likewise.
4729 * ifcvt.c (noce_try_cmove_arith): Likewise.
4730 * regcprop.c (kill_autoinc_value): Likewise.
4731 * regmove.c (try_auto_increment): Likewise.
4732 * reload.c (find_reloads): Likewise.
4733 (find_reloads_address): Likewise.
4734 (find_reloads_address_1): Likewise.
4735 * sched-deps.c: Include "target.h".
4736 (sched_analyze_1): Use appropriate address mode instead of Pmode.
4737 (sched_analyze_2): Likewise.
4738 * sel-sched-dump.c: Include "target.h".
4739 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
4740 * stor-layout.c (layout_type): Likewise.
4741 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4742 (multiplier_allowed_in_address_p): Likewise.
4743 (get_address_cost): Likewise.
4744 * varasm.c (make_decl_rtl): Likewise.
4746 * expr.c (expand_assignment): Always convert offsets to appropriate
4748 (store_expr): Likewise.
4749 (store_constructor): Likewise.
4750 (expand_expr_real_1): Likewise.
4752 * reload.h (form_sum): Add MODE argument.
4753 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
4754 Update recursive calls.
4755 (subst_indexed_address): Update calls to form_sum.
4757 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
4758 * tree-ssa-address.c: Include "target.h".
4759 (templates): Replace by ...
4760 (mem_addr_template_list): ... this new vector.
4761 (TEMPL_IDX): Handle address space numbers.
4762 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
4763 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
4764 instead of global cache. Update call to gen_addr_rtx.
4765 (valid_mem_ref_p): Update call to addr_for_mem_ref.
4766 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
4768 * rtl.h (convert_memory_address_addr_space): Add prototype.
4769 (convert_memory_address): Define as macro.
4770 * explow.c (convert_memory_address): Rename to ...
4771 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
4772 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
4773 Update recursive calls.
4774 (memory_address_addr_space): Call convert_memory_address_addr_space.
4775 * expmed.c (make_tree): Likewise.
4776 * expr.c (expand_assignment): Likewise.
4777 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
4778 (expand_expr_addr_expr): Likewise. Also, update call.
4780 * alias.c (find_base_value): Guard pointer size optimizations.
4781 (find_base_term): Likewise.
4782 * rtlanal.c (nonzero_bits1): Likewise.
4783 (num_sign_bit_copies1): Likewise.
4784 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
4786 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
4787 (emit-rtl.o): Likewise.
4788 (auto-inc-dec.o): Likewise.
4789 (sched-deps.o): Likewise.
4791 2009-10-26 Ben Elliston <bje@au.ibm.com>
4792 Michael Meissner <meissner@linux.vnet.ibm.com>
4793 Ulrich Weigand <uweigand@de.ibm.com>
4795 * doc/extend.texi (Named Address Spaces): New section.
4796 * coretypes.h (addr_space_t): New type.
4797 (ADDR_SPACE_GENERIC): New define.
4798 (ADDR_SPACE_GENERIC_P): New macro.
4800 * doc/tm.texi (Named Address Spaces): New section.
4801 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
4802 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
4803 (TARGET_ADDR_SPACE_SUBSET_P): Document.
4804 (TARGET_ADDR_SPACE_CONVERT): Document.
4805 * target.h (struct gcc_target): Add addr_space substructure.
4806 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
4807 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
4808 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
4809 (TARGET_ADDR_SPACE_CONVERT): Likewise.
4810 (TARGET_ADDR_SPACE_HOOKS): Likewise.
4811 (TARGET_INITIALIZER): Initialize addr_space hooks.
4812 * targhooks.c (default_addr_space_legitimate_address_p): New function.
4813 (default_addr_space_legitimize_address): Likewise.
4814 (default_addr_space_subset_p): Likewise.
4815 (default_addr_space_convert): Likewise.
4816 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
4817 (default_addr_space_legitimize_address): Likewise.
4818 (default_addr_space_subset_p): Likewise.
4819 (default_addr_space_convert): Likewise.
4821 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
4822 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
4823 (MEM_ADDR_SPACE): New macro.
4824 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
4825 address space memory attribute.
4826 (mem_attrs_htab_hash): Handle address space memory attribute.
4827 (mem_attrs_htab_eq): Likewise.
4828 (set_mem_attributes_minus_bitpos): Likewise.
4829 (set_mem_alias_set): Likewise.
4830 (set_mem_align): Likewise.
4831 (set_mem_expr): Likewise.
4832 (set_mem_offset): Likewise.
4833 (set_mem_size): Likewise.
4834 (adjust_address_1): Likewise.
4835 (offset_address): Likewise.
4836 (widen_memoy_address): Likewise.
4837 (get_spill_slot_decl): Likewise.
4838 (set_mem_attrs_for_spill): Likewise.
4839 (set_mem_addr_space): New function.
4840 * emit-rtl.h (set_mem_addr_space): Add prototype.
4841 * print-rtl.c (print_rtx): Print address space memory attribute.
4842 * expr.c (expand_assignment): Set address space memory attribute
4843 of generated MEM RTXes as appropriate.
4844 (expand_expr_real_1): Likewise.
4845 * cfgexpand.c (expand_debug_expr): Likewise.
4846 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4848 * tree.h (struct tree_base): Add address_space bitfield. Reduce
4849 size of "spare" bitfield.
4850 (TYPE_ADDR_SPACE): New macro.
4851 (ENCODE_QUAL_ADDR_SPACE): Likewise.
4852 (DECODE_QUAL_ADDR_SPACE): Likewise.
4853 (CLEAR_QUAL_ADDR_SPACE): Likewise.
4854 (KEEP_QUAL_ADDR_SPACE): Likewise.
4855 (TYPE_QUALS): Encode type address space.
4856 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
4857 * tree.c (set_type_quals): Set type address space.
4858 (build_array_type): Inherit array address space from element type.
4859 * print-tree.c (print_node_brief): Print type address space.
4860 (print_node): Likewise.
4861 * tree-pretty-print.c (dump_generic_node): Likewise.
4863 * explow.c (memory_address): Rename to ...
4864 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
4865 Use address-space aware variants of memory address routines.
4866 * recog.c (memory_address_p): Rename to ...
4867 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4868 Use address-space aware variants of memory address routines.
4869 (offsettable_address_p): Rename to ...
4870 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
4871 Use address-space aware variants of memory address routines.
4872 * reload.c (strict_memory_address_p): Rename to ...
4873 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4874 Use address-space aware variants of memory address routines.
4875 (maybe_memory_address_p): Rename to ...
4876 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
4877 Use address-space aware variants of memory address routines.
4878 * expr.h (memory_address_addr_space): Add prototype.
4879 (memory_address): Define as macro.
4880 * recog.h (memory_address_addr_space_p): Add prototype.
4881 (memory_address_p): Define as macro.
4882 (offsettable_address_addr_space_p): Add prototype.
4883 (offsettable_address_p): Define as macro.
4884 (strict_memory_address_addr_space_p): Add prototype.
4885 (strict_memory_address_p): Define as macro.
4887 * combine.c (find_split_point): Use address-space aware variants
4888 of memory address routines.
4889 * emit-rtl.c (operand_subword): Likewise.
4890 (change_address_1): Likewise.
4891 (adjust_address_1): Likewise.
4892 (offset_address): Likewise.
4893 * expr.c (emit_move_insn): Likewise.
4894 (expand_assignment): Likewise.
4895 (expand_expr_real_1): Likewise.
4896 * recog.c (verify_changes): Likewise.
4897 (general_operand): Likewise.
4898 (offsettable_memref_p): Likewise.
4899 (offsettable_nonstrict_memref_p): Likewise.
4900 (constrain_operands): Likewise.
4901 * reload.c (get_secondary_mem): Likewise.
4902 (find_reloads_toplev): Likewise.
4903 (find_reloads_address): Likewise.
4904 (find_reloads_subreg_address): Likewise.
4905 * reload1.c (reload): Likewise.
4906 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
4907 * rtl.h (address_cost): Add ADDRSPACE argument.
4908 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
4909 aware variant of memory address routines.
4910 * loop-invariant.c (create_new_invariant): Update address_cost call.
4911 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
4912 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
4913 Use address-space aware variant of memory address routines.
4914 (propagate_rtx_1): Update call to should_replace_address.
4915 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
4917 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
4918 ADDRSPACE argument. Use per-address-space instead of global cache.
4919 Use address-space aware variant of memory address routines.
4920 (get_address_cost): Likewise.
4921 (get_computation_cost_at): Update calls.
4922 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
4923 Use address-space aware variant of memory address routines.
4924 (create_mem_ref_raw): Update call to valid_mem_ref_p.
4925 (most_expensive_mult_to_index): Update call to
4926 multiplier_allowed_in_address_p.
4928 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
4929 attribute to indicate named address spaces.
4931 * varasm.c (get_variable_section): DECLs in named address spaces
4934 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
4935 for addresses in a non-generic address space.
4937 * expr.c (emit_block_move_hints): Do not use libcalls for
4938 memory in non-generic address spaces.
4939 (clear_storage_hints): Likewise.
4940 (expand_assignment): Likewise.
4942 * fold-const.c (operand_equal_p): Expressions refering to different
4943 address spaces are not equivalent.
4945 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
4946 spaces are not equivalent.
4947 (rtx_equal_p): Likewise.
4948 * cse.c (exp_equiv_p): Likewise.
4949 * jump.c (rtx_renumbered_equal_p): Likewise.
4950 * reload.c (operands_match_p): Likewise.
4952 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
4953 address spaces may alias.
4954 (true_dependence): Likewise.
4955 (canon_true_dependence): Likewise.
4956 (write_dependence_p): Likewise.
4958 * dse.c (canon_address): Handle named address spaces.
4959 * ifcvt.c (noce_try_cmove_arith): Likewise.
4961 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
4962 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
4963 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
4964 to handle conversions between different address spaces.
4965 * fold-const.c (fold_convert_loc): Likewise.
4966 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
4967 * tree-pretty-print.c (dump_generic_node): Likewise.
4968 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
4969 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
4970 * tree-inline.c (estimate_operator_cost): Likewise.
4971 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
4972 to different address spaces are not useless.
4974 2009-10-26 Jakub Jelinek <jakub@redhat.com>
4977 * cfgcleanup.c (trivially_empty_bb_p): New function.
4978 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
4981 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
4982 add_name_and_src_coords_attributes, gen_namespace_die,
4983 dwarf2out_set_name): Handle dwarf2_name returning NULL.
4985 2009-10-26 Nick Clifton <nickc@redhat.com>
4987 * config.gcc: Add support for RX target.
4988 * config/rx: New directory.
4989 * config/rx/constraints.md: New file.
4990 * config/rx/predicates.md: New file.
4991 * config/rx/rx.c: New file.
4992 * config/rx/rx.h: New file.
4993 * config/rx/rx.md: New file.
4994 * config/rx/rx.opt: New file.
4995 * config/rx/rx-protos.h: New file.
4996 * config/rx/t-rx: New file.
4997 * doc/extend.texi: Document RX function attributes.
4998 * doc/invoke.texi: Document RX specific command line options.
4999 * doc/contrib.texi: Document RX contribution.
5000 * doc/md.texi: Document RX constraints.
5001 * doc/install.texi: Document RX support.
5003 2009-10-26 Michael Matz <matz@suse.de>
5005 PR tree-optimization/41783
5006 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
5007 case for simple diamonds.
5008 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
5009 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
5010 argument, use alias oracle to skip some vdefs.
5011 (phi_translate_1): Change call to above, don't allocate new
5012 value ids if they can stay the same.
5013 (compute_avail): Allow vuse walking when looking up references.
5015 2009-10-26 Richard Guenther <rguenther@suse.de>
5017 PR tree-optimization/41826
5018 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
5019 access to re-allocated vector fields.
5021 2009-10-26 Richard Guenther <rguenther@suse.de>
5023 * graphite-sese-to-poly.c (check_poly_representation): Fix
5024 compile without checking.
5026 2009-10-26 Janus Weil <janus@gcc.gnu.org>
5029 * gimple.h (tree_annotate_all_with_location): Remove prototype.
5030 * gimplify.c (tree_should_carry_location_p,
5031 tree_annotate_one_with_location,tree_annotate_all_with_location):
5032 Remove obsolete functions.
5034 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
5037 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
5039 2009-10-25 Richard Guenther <rguenther@suse.de>
5041 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
5042 Stream DECL_RESTRICTED_P.
5043 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
5045 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
5047 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
5048 a note when expanding to nothing.
5050 2009-10-25 Richard Guenther <rguenther@suse.de>
5053 * tree.c (find_decls_types_r): Deal with Java overloading
5054 BINFO_VIRTUALS for its own purpose.
5056 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
5058 * config/mips/predicates.md (hilo_operand): New predicate.
5059 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
5060 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
5061 splitter part from here ...:
5062 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
5063 op0 and op4 to match the DINS case.
5064 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
5066 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5069 * avr.md (QIDI): Add new mode iterator.
5070 (sbrx_branch<mode>): Create new zero extract bit, test and jump
5071 patterns for all QI thru DI modes combinations.
5072 (sbrx_and_branch<mode>): Create new and based bit test and jump
5073 patterns for QI thru SI modes.
5074 avr.c (avr_out_sbxx_branch): Use only bit number.
5076 2009-10-24 Jan Hubicka <jh@suse.cz>
5078 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
5080 (analyze_function): When analyzing noreturn nothrow call, do not
5081 compute written stats; free bitmaps of vars early if possible.
5082 (generate_summary): Only update bitmaps if computed.
5083 (propagate): Only dump bitmaps if computed.
5084 (ipa_reference_read_summary): Fix pasto.
5086 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
5088 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
5089 (aliasing_component_refs_p): ...this. Return true if there is no
5090 common base and the base access types have the same alias set.
5091 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
5092 (indirect_refs_may_alias_p): Likewise.
5094 2009-10-23 Joseph Myers <joseph@codesourcery.com>
5097 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
5098 a C_MAYBE_CONST_EXPR.
5100 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5103 * config/rs6000/rs6000.c (struct machine_function): Add
5104 vsx_or_altivec_used_p to record if vector types are used.
5105 (rs6000_expand_to_rtl_hook): Rename from
5106 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
5107 any vector operations, so if there are, we can set VRSAVE to
5108 non-zero when only floating point vector registers are used.
5109 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
5110 (rs6000_check_vector_mode): Inner function to check if vector
5111 types are used in the code.
5112 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
5113 vector instructions are used.
5115 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
5116 Indicate that VSX registers which overlap floating point
5117 registers, can't be used across a call, since the ABI only states
5118 the scalar part of the register will be saved and restored.
5120 2009-10-23 Joseph Myers <joseph@codesourcery.com>
5123 * alias.c (get_alias_set): Call langhook before returning 0 for
5124 types with structural equality.
5125 * c-common.c (c_common_get_alias_set): Use alias set of element
5126 type for arrays with structural comparison.
5128 2009-10-23 Richard Guenther <rguenther@suse.de>
5131 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
5132 gimple_call_nothrow_p.
5134 2009-10-23 Richard Guenther <rguenther@suse.de>
5136 PR tree-optimization/41778
5137 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
5138 redundancy along a path in the CFG we want to optimize for speed
5139 is going to be removed.
5140 (execute_pre): Do partial-PRE only if the function is to be
5141 optimized for speed.
5142 (gate_pre): Do not turn off all of PRE when not optimizing a
5145 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5147 * builtins.c (fold_builtin_cabs): Use validate_arg().
5148 (fold_builtin_cexp): Fix if-logic.
5149 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
5151 2009-10-22 Jeff Law <law@redhat.com>
5153 * ira-lives.c (process_single_reg_class_operands): Update the
5154 hard reg costs for all the hard registers desired by the
5155 single reg class operand.
5157 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
5159 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
5160 for rtxes that aren't handled specially.
5162 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
5164 * rtl.h (shallow_copy_rtvec): Declare.
5165 * rtl.c (shallow_copy_rtvec): New function.
5166 * cselib.c (cselib_subst_to_values): Use it. Only modify an
5167 rtx field if the subrtx has changed.
5169 2009-10-22 Anatoly Sokolov <aesok@post.ru>
5171 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
5172 (m32c_function_value): Make static, add new 'outgoing' argument.
5173 (m32c_libcall_value): Make static, add new 'fun' argument.
5174 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
5175 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
5176 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
5177 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
5178 (m32c_function_value, m32c_libcall_value): Delete declaration.
5180 2009-10-22 Diego Novillo <dnovillo@google.com>
5182 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
5184 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
5186 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
5189 2009-10-22 Richard Guenther <rguenther@suse.de>
5191 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
5192 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
5193 (lto_symtab_merge): Do not merge cgraph nodes here.
5194 (lto_symtab_resolve_can_prevail_p): Simplify.
5195 (lto_symtab_resolve_symbols): Store cgraph node.
5196 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
5197 functions from the symtab.
5198 (lto_symtab_merge_cgraph_nodes_1): New function.
5199 (lto_symtab_merge_cgraph_nodes): Likewise.
5201 2009-10-22 Richard Guenther <rguenther@suse.de>
5204 * lto-streamer-out.c (lto_output_location): Stream the
5206 * lto-streamer-in.c (lto_input_location): Likewise.
5208 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
5210 * cfgloopmanip.c (duplicate_subloops): Export.
5211 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
5212 (transform_to_exit_first_loop): Duplicate bbs starting from
5213 header up to loop->latch instead of exit->src.
5214 Initialize control variable to the correct number of iterations.
5215 (gather_scalar_reductions): Do not register double reductions.
5216 (parallelize_loops): Dump which loop is tested.
5217 Indicate whether the parallelized loop is inner or not.
5218 Remove the innermost-loop requirement.
5219 * cfgloop.h (duplicate_subloops): Export.
5220 * tree-cfg.c (add_phi_args_after_redirect): New function.
5221 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
5222 Call duplicate_subloops.
5223 Update number of iterations at the exit condition.
5224 Don't redirect nexits always to the loop exit.
5225 Redirect copied edges from latch to the loop exit.
5227 2009-10-22 Jan Hubicka <jh@suse.cz>
5229 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
5231 * ipa-inline.c (cgraph_mark_inline_edge,
5232 cgraph_decide_inlining_of_small_function,
5233 cgraph_decide_inlining, inline_read_summary): Disable indirect
5234 inlining for WPA for time being.
5236 PR tree-optimize/40556
5237 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
5239 2009-10-22 Richard Guenther <rguenther@suse.de>
5241 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
5242 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
5244 2009-10-22 Jan Hubicka <jh@suse.cz>
5247 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
5249 (check_call): Handle only indirect calls.
5250 (propagate_bits): Update comment.
5251 (write_node_summary_p): Turn bogus check to assert.
5252 (ipa_reference_write_summary): Stream calls_read_all properly.
5253 (ipa_reference_read_summary): Stream in calls_read_all properly.
5254 (read_write_all_from_decl): New function.
5255 (propagate): Handle OVERWRITABLE nodes and external calls here.
5256 * ipa-pre-const.c (check_call): In IPA mode handle indirect
5258 (analyze_function): Do not check visibility here.
5259 (add_new_function): We summary OVERWRITABLE too.
5260 (generate_summary): Stream OVERWRITABLE nodes too.
5261 (propagate): Handle external calls and OVERWRITABLE nodes here.
5262 (local_pure_const): Check visibility here.
5264 2009-10-22 Jan Hubicka <jh@suse.cz>
5266 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
5267 (pass_ipa_cp): Register them.
5268 (ipcp_init_stage): Analyze all functions for whopr/lto.
5269 (ipcp_propagate_stage): Skip external calls.
5270 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
5271 * ipa-reference.c (write_node_summary_p): Fix thinko about
5273 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
5274 when in ltrans, skip executing of ipa passes since everything
5275 should've been done.
5276 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
5277 (inline_generate_summary): Likewise.
5278 (inline_read_summary): New function.
5279 (inline_write_summary): New function.
5280 (pass_ipa_inline): Register new hooks.
5281 * ipa-prop.c: Inlcude lto-streamer.h
5282 (ipa_edge_args_vector): Update declaration.
5283 (ipa_count_arguments, ipa_compute_jump_functions,
5284 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
5285 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
5286 ipa_read_node_info): New static functions.
5287 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
5288 (duplicate_array): Use xmalloc.
5289 (duplicate_ggc_array): New.
5290 (ipa_edge_duplication_hook): Use it.
5291 (ipa_update_after_lto_read): New function.
5292 * ipa-prop.h (ipa_prop_write_jump_functions,
5293 ipa_prop_read_jump_functions): Declare.
5294 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
5295 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
5296 (ipa_edge_args_vector): Move into GGC.
5297 (ipa_check_create_edge_args): Update.
5298 (ipa_update_after_lto_read): New.
5299 * passes.c (ipa_write_summaries_1): When in wpa, do not write
5301 (ipa_read_summaries): When in ltrans, so not read summaries.
5302 * lto-streamer.c (lto_get_section_name): Add
5303 LTO_section_jump_functions.
5304 * lto-streamer.h (LTO_section_jump_functions): New section.
5305 (produce_asm): Declare.
5306 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
5307 * lto-streamer-out.c (produce_asm): Export.
5308 * lto-streamer-in.c: Include tree-pass.h
5309 (input_function): Free dominance info when done.
5310 (lto_read_body): Push ipa_inline in ltrans stage.
5311 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
5312 * Makefile.in (GTFILES): Add ipa-prop.h
5314 2009-10-22 Matthias Klose <doko@ubuntu.com>
5316 * doc/install.texi: Document --enable-browser-plugin.
5318 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
5320 * doc/invoke.texi (fira-loop-pressure): Update default value.
5321 * opts.c (decode_options): Remove default value setting for
5322 flag_ira_loop_pressure.
5323 * config/ia64/ia64.c (ia64_override_options): Set
5324 flag_ira_loop_pressure up for -O3.
5325 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
5327 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
5329 PR tree-optimization/41497
5330 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
5331 chrec_dont_know if the evolution function returned by follow_ssa_edge
5332 is constant in the analyzed loop and is not compatible with the
5333 initial value before the loop.
5334 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
5336 2009-10-21 Joseph Myers <joseph@codesourcery.com>
5338 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
5340 2009-10-21 Jakub Jelinek <jakub@redhat.com>
5343 * doc/invoke.texi: Document -print-multi-os-directory.
5345 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
5348 * gcc/config/darwin10.h: Use default_emit_unwind_label.
5349 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
5350 when darwin_emit_unwind_label is used.
5352 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
5354 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
5357 2009-10-20 Richard Henderson <rth@redhat.com>
5359 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
5360 before emit_post_landing_pad.
5362 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
5364 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
5365 Use when calling rtx_costs.
5366 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
5367 global optimize_size. Pass speed to mips_binary_cost.
5369 2009-10-20 Jakub Jelinek <jakub@redhat.com>
5371 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
5374 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
5376 * rtl.h (simplify_replace_fn_rtx): Declare.
5377 (wrap_constant, unwrap_constant): Delete.
5378 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
5379 (expand_debug_expr): Don't call wrap_constant.
5380 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
5381 (auto_adjust_pair): Fold into...
5382 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
5383 Just return a new value.
5384 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
5385 otherwise use simplify_replace_rtx.
5386 * cselib.c (wrap_constant): Reinstate old definition.
5387 (cselib_expand_value_rtx_1): Don't wrap constants.
5388 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
5389 simplify_replace_rtx.
5390 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
5391 * reload1.c (reload): Skip all uses for an insn before adjusting it.
5392 Use simplify_replace_rtx.
5393 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
5395 (simplify_replace_rtx): ...here. Turn into a wrapper for
5396 simplify_replace_fn_rtx.
5397 (simplify_unary_operation): Don't unwrap CONSTs.
5398 * var-tracking.c (check_wrap_constant): Delete.
5399 (vt_expand_loc_callback): Don't call it.
5400 (vt_expand_loc): Likewise.
5402 2009-10-20 Pascal Obry <obry@adacore.com>
5403 Eric Botcazou <ebotcazou@adacore.com>
5405 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
5407 2009-10-20 Michael Matz <matz@suse.de>
5409 * loop-invariant.c (create_new_invariant): Use different magic number.
5411 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
5414 * arm.c (arm_override_options): Forcibly disable hot/cold block
5417 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
5420 * haifa-sched.c (try_ready): Skip debug deps updating speculation
5423 2009-10-20 Richard Guenther <rguenther@suse.de>
5425 * ggc-page.c: Include cfgloop.h.
5426 (struct max_alignment): Drop long double, add void *.
5427 (extra_order_size_table): Add low non-power-of-two multiples
5428 of MAX_ALIGNMENT. Drop small type-based entries, add
5429 tree_type, cgraph_node and loop.
5430 * alloc-pool.c (struct allocation_object_def): Drop long double
5433 2009-10-20 Jakub Jelinek <jakub@redhat.com>
5436 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
5437 referenced just in DEBUG_INSNs.
5439 2009-10-20 Richard Guenther <rguenther@suse.de>
5442 * gimple.c (gimple_register_type): Make sure we register
5443 the types main variant first.
5445 2009-10-20 Richard Guenther <rguenther@suse.de>
5447 * gimple.c (gimple_types_compatible_p): Simplify. Move
5448 cheap checks before hashtable queries. Add checks for
5449 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
5451 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
5453 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
5454 without size or with size that can't be represented as a host integer.
5456 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
5458 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
5459 the removal of a debug stmt as a significant change.
5461 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
5463 * config/s390/s390.md: Added agen condition to operand
5464 forwarding bypasses. Added bypass for early address generation
5465 use of int results. Updated comments.
5467 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
5469 * config/i386/i386.c: Remove signal.h #include.
5471 2009-10-20 Jie Zhang <jie.zhang@analog.com>
5473 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
5474 * doc/rtl.texi: Document ss_abs.
5476 2009-10-19 Jakub Jelinek <jakub@redhat.com>
5478 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
5479 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
5480 instead of C_LEX_RAW_STRINGS.
5481 (lex_string): Handle CPP_UTF8STRING.
5482 * c-parser.c (c_parser_postfix_expression): Likewise.
5483 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
5484 (C_LEX_STRING_NO_JOIN): ... this.
5486 2009-10-19 Anatoly Sokolov <aesok@post.ru>
5488 * config/cris/cris.c (cris_function_value, cris_libcall_value,
5489 cris_function_value_regno_p): New functions.
5490 (cris_promote_function_mode): Update comment.
5491 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
5492 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
5493 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
5494 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
5496 2009-10-19 Jakub Jelinek <jakub@redhat.com>
5498 * unwind-dw2.c (execute_stack_op): Fix operand order for
5499 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
5501 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
5503 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
5504 (lower_stmt) <GIMPLE_BIND>: Add comment.
5505 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
5507 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
5508 Otherwise lower it and set cannot_fallthru to true.
5509 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
5510 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
5511 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
5512 to true for a noreturn call. Do not remove statements.
5513 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
5514 Set cannot_fallthru to false on function exit.
5515 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
5516 <GIMPLE_ASSIGN>: Remove.
5518 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5520 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
5522 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5524 * config/s390/s390.c (s390_z10_optimize_cmp): Use
5525 next/prev_active_insn to skip DEBUG_INSNs as well.
5527 2009-10-19 Joseph Myers <joseph@codesourcery.com>
5529 * config/arm/arm.c (output_move_neon): Use DImode in call to
5532 2009-10-19 Matthias Klose <doko@ubuntu.com>
5535 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
5537 2009-10-19 Jakub Jelinek <jakub@redhat.com>
5539 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
5541 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5544 * optabs.c (expand_binop): Make mode of shift count expression mode
5545 of shift count not target.
5548 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
5550 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
5551 case. Force using values to replace references within the statement.
5552 (convert_local_reference_stmt): Likewise.
5554 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
5556 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
5557 remove a subsequent GOTO or RETURN statement.
5559 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
5561 * config/avr.md (*movqi): Add zero as equally preferable constraint
5562 as general register.
5565 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
5567 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
5569 2009-10-17 Richard Guenther <rguenther@suse.de>
5571 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
5573 2009-10-17 Richard Guenther <rguenther@suse.de>
5575 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
5576 operands in COMPONENT_REFs.
5578 2009-10-17 Anatoly Sokolov <aesok@post.ru>
5580 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
5581 if not defined. Change type of second argument to const_rtx.
5582 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
5584 * targhooks.h (default_libcall_value): Update prototype.
5585 * target.h (struct gcc_target): Change type of second argument of
5586 libcall_value to const_rtx.
5587 * config/arm/arm.c (arm_libcall_value): Change type of second argument
5589 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
5590 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
5592 2009-10-17 Jakub Jelinek <jakub@redhat.com>
5595 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
5596 * cgraphunit.c (cgraph_optimize): Call it.
5597 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
5598 (dwarf2out_assembly_start): ... here. New hook.
5599 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
5600 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
5602 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
5603 * sdbout.c (sdb_debug_hooks): Likewise.
5604 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
5605 (vmsdbgout_assembly_start): New hook.
5607 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
5609 * rtl.h (RTL_LOCATION): Fix typo.
5611 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
5613 * print-rtl.c (print_rtx): Print locators in asm_operands
5616 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
5619 * sched-deps.c (depl_on_debug_p): New.
5620 (attach_dep_link): Reject debug deps before nondebug deps.
5621 (add_to_deps_list): Insert debug deps after nondebug deps.
5622 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
5624 (sd_add_dep): Do not reject debug deps.
5625 (add_insn_mem_dependence): Don't count debug deps.
5626 (remove_from_deps): Likewise.
5627 (sched_analyze_2): Set up mem deps on debug insns.
5628 (sched_analyze_insn): Record reg uses for deps on debug insns.
5629 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
5630 try_ready nondebug insn after debug insn.
5631 * ddg.c (create_ddg_dep_from_intra_loop_link,
5632 create_ddg_dep_no_link): Don't reject debug deps.
5634 2009-10-16 Richard Guenther <rguenther@suse.de>
5636 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
5637 (maybe_merge_incomplete_and_complete_type): Likewise.
5638 (lto_symtab_merge): Do not call them. Do not warn for
5639 complete vs. incomplete compatible types.
5640 (lto_symtab_merge_decls_2): Simplify.
5641 * gimple.c (gimple_force_type_merge): Remove.
5642 (gimple_types_compatible_p): Make it static.
5643 * gimple.h (gimple_force_type_merge): Remove.
5644 (gimple_types_compatible_p): Likewise.
5646 2009-10-16 Jakub Jelinek <jakub@redhat.com>
5648 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
5649 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
5651 2009-10-16 Richard Guenther <rguenther@suse.de>
5653 PR tree-optimization/41728
5654 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
5655 if fold_stmt did anything.
5657 2009-10-16 Richard Guenther <rguenther@suse.de>
5660 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
5661 (maybe_fixup_handled_component): New function.
5662 (input_gimple_stmt): Fixup mismatched decl replacements.
5664 2009-10-16 Richard Guenther <rguenther@suse.de>
5667 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
5668 the same as VAR_DECL.
5670 2009-10-16 Richard Guenther <rguenther@suse.de>
5672 * gimple.c (iterative_hash_gimple_type): For integer types
5673 also hash their minimum and maximum values and the string flag.
5674 For array types hash their domain and the string flag.
5676 2009-10-16 Richard Guenther <rguenther@suse.de>
5678 * gimple.c (gimple_types_compatible_p): Restrict completing
5679 types to record or unions. Simplify completion.
5680 Do not merge records or unions with different
5681 TYPE_STRUCTURAL_EQUALITY_P tag.
5682 (iterative_hash_gimple_type): Restrict non-recursing into
5683 pointer targets for records and unions.
5685 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5688 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
5689 * dwarf2out.c (mem_loc_descriptor): Don't handle
5690 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
5691 punt if it is not lowpart subreg or if inner mode isn't
5694 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5696 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
5697 investigating previous or next insns.
5699 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
5701 * tree-sra.c (build_ref_for_offset_1): Update comment.
5703 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
5705 * config/s390/s390.md (atype): Added missing values.
5707 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5710 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
5711 (casesi64p): Update pattern to reflect above.
5713 2009-10-15 Steve Ellcey <sje@cup.hp.com>
5715 PR rtl-optimization/41697
5716 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
5718 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
5721 * config/rs6000/predicates.md: Update copyright year.
5722 * config/rs6000/altivec.md: Ditto.
5724 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
5725 (MD_INCLUDES): Add a2.md.
5727 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
5728 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
5729 (builtin_classify): New static vector to classify various builtins
5730 to get the tree attributes correct.
5731 (def_builtin): Set the attributes of builtins based on what the
5732 builtin does (i.e. memory operation, floating point, saturation
5733 need special attributes, others are pure functions).
5735 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
5737 (enum rs6000_builtins): Include rs6000-builtin.def to define the
5738 builtins. Change the end marker to MAX_RS6000_BUILTINS from
5739 RS6000_BUILTIN_COUNT.
5740 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
5741 MAX_RS6000_BUILTINS.
5743 * config/rs6000/rs6000-builtin.def: New file that combines the
5744 builtin enumeration name and attributes.
5746 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
5748 * config/i386/linux.h (ASM_SPEC): Add --32.
5750 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5752 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
5753 and DW_TAG_template_alias.
5754 (dwarf_attr_name): Handle DW_AT_main_subprogram,
5755 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
5756 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
5757 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
5758 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
5759 and DW_AT_GNU_odr_signature.
5760 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
5761 DW_FORM_flag_present and DW_FORM_ref_sig8.
5762 (output_signature): Only print name on the first byte.
5763 (output_die): Likewise for dw_val_class_data8.
5765 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
5767 * doc/invoke.texi: Clarify that most optimizations are not enabled
5770 2009-10-15 Richard Guenther <rguenther@suse.de>
5773 * gimple.c (compare_type_names_p): Handle anonymous names
5774 differently based on new mode argument.
5775 (gimple_types_compatible_p): For structs also compare the tags.
5776 (iterative_hash_type_name): Rename to ...
5777 (iterative_hash_name): ... this. Hash all names.
5778 (iterative_hash_gimple_type): Fix hashing the struct tag of
5779 pointer targets. Hash field decl names.
5781 2009-10-15 Richard Guenther <rguenther@suse.de>
5784 * gimple.c (gimple_get_alias_set): Avoid recursing on
5785 invalid type topology.
5787 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5789 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
5791 2009-10-15 Richard Guenther <rguenther@suse.de>
5793 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
5795 2009-10-15 Jakub Jelinek <jakub@redhat.com>
5797 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
5798 add --with-tune{,-32,-64} configured default for -mtune if explicit
5801 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
5803 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
5805 2009-10-14 DJ Delorie <dj@redhat.com>
5807 * config/h8300/h8300.c (F): New.
5809 (h8300_emit_stack_adjustment): Call them.
5811 (h8300_push_pop): Likewise.
5812 (h8300_expand_prologue): Likewise.
5813 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
5814 (MUST_USE_SJLJ_EXCEPTIONS): Define.
5815 (INCOMING_RETURN_ADDR_RTX): Define.
5816 (INCOMING_FRAME_SP_OFFSET): Define.
5817 (DWARF_CIE_DATA_ALIGNMENT): Define.
5819 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5821 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
5822 fields in builtin structs.
5823 (finalize_record_size): Likewise.
5825 2009-10-14 Richard Guenther <rguenther@suse.de>
5827 * gimple.c (gtc_ob): New global.
5828 (struct type_pair_d): Replace pointers with type UIDs.
5829 (type_pair_hash): Adjust.
5830 (type_pair_eq): Likewise.
5831 (lookup_type_pair): Likewise. Allocate from an obstack.
5832 (gimple_force_type_merge): Adjust.
5833 (gimple_types_compatible_p): Likewise.
5834 (free_gimple_type_tables): Free the obstack.
5836 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5838 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
5839 stmts setting DEBUG_EXPR_DECLs.
5841 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
5842 Don't crash if mode1 is VOIDmode.
5844 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
5846 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
5847 * params.h (IRA_LOOP_RESERVED_REGS): New.
5848 * tree-pass.h (pass_subregs_of_mode_init,
5849 pass_subregs_of_mode_finish): Remove.
5850 * passes.c (pass_subregs_of_mode_init,
5851 pass_subregs_of_mode_finish): Remove.
5852 (pass_reginfo_init): Move before loop optimizations.
5853 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
5854 * common.opt (fira-loop-pressure): New.
5855 * toplev.h (flag_ira_loop_pressure): New.
5856 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
5857 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
5858 Make external and void type functions.
5859 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
5860 pass_subregs_of_mode_finish): Remove.
5861 * ira-costs.c (init_costs): Call init_subregs_of_mode.
5862 * regmove.c: Include ira.h.
5863 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
5864 register pressure calculation in loops.
5865 * loop-invariant.c: Include REGS_H and ira.h.
5866 (struct loop_data): New members max_reg_pressure, regs_ref, and
5868 (struct invariant): New member orig_regno.
5869 (curr_loop): New variable.
5870 (find_exits): Initialize regs_ref and regs_live.
5871 (create_new_invariant): Initialize orig_regno.
5872 (get_cover_class_and_nregs): New.
5873 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
5874 array. Add code for flag_ira_loop_pressure.
5875 (gain_for_invariant): Make new_regs an array. Add code for
5876 flag_ira_loop_pressure.
5877 (best_gain_for_invariant): Ditto.
5878 (set_move_mark): New parameter gain. Use it for debugging output.
5879 (find_invariants_to_move): Make regs_needed and new_regs an array.
5880 Add code for flag_ira_loop_pressure.
5881 (move_invariant_reg): Set up orig_regno.
5882 (move_invariants): Set up reg classes for pseudos for
5883 flag_ira_loop_pressure.
5884 (free_loop_data): Clear regs_ref and regs_live.
5885 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
5886 get_regno_cover_class, change_pressure, mark_regno_live,
5887 mark_regno_death, mark_reg_store, mark_reg_clobber,
5888 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
5889 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
5890 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
5891 register pressure calculation in loops if new regs were added.
5892 Call finish_subregs_of_mode.
5893 * opts.c (decode_options): Set up flag_ira_loop_pressure.
5894 * Makefile.in (loop-invariant.o): Add ira.h.
5896 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
5898 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
5900 2009-10-14 Richard Guenther <rguenther@suse.de>
5902 * lto-symtab.c (lto_symtab_compatible): Fold in ...
5903 (lto_symtab_merge): ... here. Rewrite both to take the
5904 prevailing and a to-be-merged entry and to queue diagnostics properly.
5905 (lto_symtab_resolve_replaceable_p): New predicate for
5907 (lto_symtab_resolve_can_prevail_p): Likewise.
5908 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
5909 handles merging commons by choosing the largest decl. Fold
5910 in code that gives ODR errors.
5911 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
5913 (lto_symtab_merge_decls_1): Re-structure. Deal with the
5914 case of no prevailing decl here. Diagnose mismatches
5915 in object types here. Drop all but the prevailing decls.
5916 (lto_symtab_prevailing_decl): Return the single prevailing decl.
5917 * lto-streamer-in.c (lto_input_tree_ref): Deal with
5918 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
5920 2009-10-14 Richard Guenther <rguenther@suse.de>
5923 * lto-streamer-in.c (input_bb): Replace debug stmts with
5924 nops instead of dropping them.
5926 2009-10-14 Nick Clifton <nickc@redhat.com>
5928 * gcc/doc/extended.texi: Replace the dash character with @minus{}
5929 in situations where it is being used as a minus symbol.
5930 * gcc/doc/tm.texi: Likewise.
5931 * gcc/doc/md.texi: Likewise.
5933 2009-10-14 Jakub Jelinek <jakub@redhat.com>
5935 PR preprocessor/41543
5936 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
5937 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
5938 * tree.c: Include intl.h.
5939 (expand_location): Handle BUILTINS_LOCATION.
5940 * Makefile.in (tree.o): Depend on intl.h.
5943 * dwarf2out.c (dwarf2out_var_location): Always clear
5944 last_postcall_label when changing last_label.
5946 2009-10-14 Pascal Obry <obry@adacore.com>
5948 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
5949 (process_command): Handle -E as done with -c and -S. Do not add
5950 the target executable suffix to the output file when -E is used.
5951 (main): Adjust error message accordingly.
5953 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
5959 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
5961 (tree_code_size): Likewise.
5963 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5965 * builtins.c (fold_builtin_1): Support complex "arc" functions.
5966 * real.h (HAVE_mpc_arc): Define.
5968 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
5970 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
5971 (struct builtin_description): Add fndecl field.
5972 (bdesc): Remove const qualifier. Update initializer.
5973 (sh_media_init_builtins): Remove const qualifier for d. Record
5974 the result of add_builtin_function to the fndecl field.
5975 (sh_builtin_decl): New.
5976 (sh_media_builtin_decl): New.
5978 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
5981 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
5982 requests between special registers.
5984 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
5986 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
5988 2009-10-13 Richard Henderson <rth@redhat.com>
5990 PR tree-optimization/41377
5991 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
5992 (cleanup_empty_eh_merge_phis): New change_region parameter;
5993 pass it on to redirect_eh_edge_1. Update callers.
5994 (cleanup_empty_eh_unsplit): Don't require an existing EH label
5995 at the destination block.
5997 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
5999 * passes.c (register_pass): Replaced gcc_unreachable by
6000 fatal_error on failure. Mentions plugins in comments & messages.
6002 2009-10-13 Jakub Jelinek <jakub@redhat.com>
6005 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
6006 * sched-vis.c (print_value): Use it.
6007 * cselib.c (cselib_hash_rtx): Likewise.
6008 * print-rtl.c (print_rtx): Likewise.
6009 * cfgexpand.c (expand_debug_rtx): Likewise.
6010 * var-tracking.c (vt_expand_loc_callback): Likewise.
6012 2009-10-13 Richard Guenther <rguenther@suse.de>
6015 * opts.c (handle_option): Split out code to handle setting
6016 the options flag var ...
6017 (set_option): ... here.
6018 * opts.h (set_option): Declare.
6019 * lto-opts.c (register_user_option_p): Include -fexceptions
6020 and all position independent code variants.
6021 (handle_common_option): Remove.
6022 (lto_reissue_options): Use set_option.
6024 2009-10-13 Martin Jambor <mjambor@suse.cz>
6026 PR tree-optimization/41661
6027 * ipa-prop.c (compute_complex_pass_through): Allow only operations
6028 that are tcc_comparisons or do not change the type in any
6030 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
6031 folding tcc_comparison operations.
6033 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6035 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
6038 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
6044 * tree.def (DEBUG_EXPR_DECL): New.
6045 * rtl.def (DEBUG_EXPR): New.
6046 * gengtype.c (adjust_field_rtx_def): Handle it.
6047 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
6048 (insert_debug_temp_for_var_def): ... this. Drop support for
6049 moving. Take iterator for def stmt; insert debug stmt before it.
6050 Scan early for use count and kind in debug stmts.
6051 (propagate_defs_into_debug_stmts): Rename to...
6052 (insert_debug_temps_for_defs): ... this. Likewise.
6053 * tree.h (DEBUG_TEMP_UID): New.
6054 * tree.c (next_debug_decl_uid): New.
6055 (make_node_stat): Count debug decls separately.
6056 (copy_node_stat): Likewise.
6057 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
6058 * var-tracking.c (dv_is_decl_p): Recognize it.
6059 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
6060 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
6061 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
6062 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
6063 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
6064 (cselib_hash_rtx): Likewise.
6065 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
6066 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
6068 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
6069 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
6070 * rtl.c (copy_rtx): Likewise.
6071 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
6072 * print-rtl.c (print_rtx): Likewise.
6073 * sched-vis.c (print_value): Likewise.
6074 (print_insn): Handle DEBUG_EXPR_DECL.
6075 * tree-dump.c (dequeue_and_dump): Likewise.
6076 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
6077 * gimple-iterator (gsi_replace): Check for same lhs.
6078 (gsi_remove): Insert debug temps.
6079 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
6080 (move_computations_stmt): Drop explicit propagation into debug stmts.
6081 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
6082 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
6083 * tree-ssa-sink.c (statement_sink_location): Likewise.
6084 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
6085 * tree-ssanames.c (release_ssa_name): Adjust for rename.
6086 * tree-flow.h: Likewise.
6087 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
6088 debug temps without values.
6089 (eliminate_unnecessary_stmts): Don't discard just-inserted
6092 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
6095 * config/cris/cris.md (andu): Check that operand 1 is one of the
6096 general registers. Fix typo in head comment.
6098 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
6100 * config/i386/i386.md (vswapmov): New.
6101 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
6102 (ix86_function_ms_hook_prologue): New.
6103 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
6104 * configure.ac: Test for swap suffix support in as.
6105 * configure: Rebuild.
6107 2009-10-12 Jakub Jelinek <jakub@redhat.com>
6110 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
6111 paradoxical subregs to prevent partial register stalls if the inner
6112 mode is integer mode.
6114 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
6116 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
6118 2009-10-12 Dodji Seketeli <dodji@redhat.com>
6121 * gcc/dwarf2out.c (template_parameter_pack_die,
6122 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
6124 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
6127 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
6129 (maybe_register_def): Likewise. Take stmt iterator.
6130 (rewrite_update_stmt): Take stmt iterator and pass it on.
6131 (rewrite_update_enter_block): Pass stmt iterator.
6133 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6135 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
6136 (spu_builtin_decl): New function.
6138 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
6140 * config/i386/i386.md (SWIM): New mode iterator.
6141 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
6142 using SWIM mode iterator.
6143 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
6144 patterns using SWI48 mode iterator.
6145 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
6146 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
6147 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
6148 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
6149 patterns using SWI248 mode iterator.
6150 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
6151 gen_x86_movdicc_0_m1_rex64 for renamed function
6153 2009-10-11 Jose Ruiz <ruiz@adacore.com>
6154 Eric Botcazou <ebotcazou@adacore.com>
6157 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
6158 * config/sparc/sol2-unwind.h: New file.
6160 2009-10-11 Olivier Hainque <hainque@adacore.com>
6161 Eric Botcazou <ebotcazou@adacore.com>
6164 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
6165 * config/i386/sol2-unwind.h: New file.
6167 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
6170 * config/i386/i386.md (addsi_1_zext): Get the proper second
6173 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
6175 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
6176 all OLD_RTXes, not just REGs. Use copy_rtx to create the
6179 2009-10-11 Richard Guenther <rguenther@suse.de>
6181 * gimple.c (iterative_hash_type_name): Do not handle special
6184 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
6186 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
6187 (*setcc_si_1_and): Ditto.
6188 (*setcc_si_1_movzbl): Ditto.
6189 (*setcc_<mode>_2): Ditto.
6190 (*setcc_qi): Rename from *setcc_1.
6191 (*setcc_qi_slp): Rename from *setcc_2.
6193 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
6194 (*zero_extendqisi2_movzbw_and splitter): Ditto.
6196 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
6197 "if" condition, there is already assert with reload_completed present.
6199 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
6201 * plugin.c (try_init_one_plugin): Improve constness of variable err.
6203 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
6205 * doc/install.texi (Final install): Refer to
6206 http://gcc.gnu.org/bugs/ for bug reporting.
6208 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
6210 * configure.ac: Add test for dci instruction.
6211 * configure: Regenerate.
6212 * config.in: Likewise.
6213 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
6214 * doc/invoke.texi: Add cpu_type 476 and 476fp.
6215 (-mmulhw): Add 476 to description.
6216 (-mdlmzb): Likewise.
6217 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
6218 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
6219 (processor_target_table): Add 476 and 476fp entries.
6220 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
6221 (rs6000_issue_rate): Add CPU_PPC476.
6222 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
6223 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
6224 (processor_type): Add PROCESSOR_PPC476.
6225 (EXTRA_SPECS): Add asm_cpu_476 string.
6226 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
6227 (define_attr "cpu"): Add ppc476.
6229 Update comments for 476.
6230 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
6231 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
6232 Update copyright year.
6233 * config/rs6000/476.md: New file.
6234 * config/rs6000/40x.md: Add description for "isel" attribute.
6235 Update copyright year.
6236 * config/rs6000/440.md: Likewise.
6237 * config/rs6000/603.md: Likewise.
6238 * config/rs6000/6xx.md: Likewise.
6239 * config/rs6000/7450.md: Likewise.
6240 * config/rs6000/7xx.md: Likewise.
6241 * config/rs6000/8540.md: Likewise.
6242 * config/rs6000/cell.md: Likewise.
6243 * config/rs6000/e300c2c3.md: Likewise.
6244 * config/rs6000/e500mc.md: Likewise.
6245 * config/rs6000/mpc.md: Likewise.
6246 * config/rs6000/power4.md: Likewise.
6247 * config/rs6000/power5.md: Likewise.
6248 * config/rs6000/power6.md: Likewise.
6249 * config/rs6000/power7.md: Likewise.
6250 * config/rs6000/rios1.md: Likewise.
6251 * config/rs6000/rios2.md: Likewise.
6252 * config/rs6000/rs64.md: Likewise.
6254 2009-10-10 Richard Guenther <rguenther@suse.de>
6256 PR tree-optimization/41654
6257 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
6258 a cond expr before calling gimple_cond_set_condition_from_tree.
6259 (ifcombine_iforif): Likewise.
6261 2009-10-09 Ian Lance Taylor <iant@google.com>
6263 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
6264 * configure: Rebuild.
6266 2009-10-09 Neil Vachharajani <nvachhar@google.com>
6268 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
6271 2009-10-09 Richard Guenther <rguenther@suse.de>
6274 * target-def.h (TARGET_BUILTIN_DECL): Define.
6275 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
6276 * target.h (struct gcc_target): Add builtin_decl target hook.
6277 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
6278 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
6280 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
6281 not gcc_unreachable.
6282 (lto_output_builtin_tree): Sorry if the target does not support
6283 streaming target builtins.
6284 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
6285 (rs6000_builtin_decl): New function.
6286 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
6287 (ix86_builtin_decl): New function.
6289 2009-10-09 Jakub Jelinek <jakub@redhat.com>
6291 PR preprocessor/41445
6292 * c-ppoutput.c (do_line_change): New function.
6293 (cb_line_change): Use it.
6294 (scan_translation_unit): Call do_line_change if
6295 avoid_paste or PREV_WHITE and token location is on a different line
6296 than print.src_line.
6299 * dwarf2out.c (dwarf2out_init): Test whether
6300 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
6303 PR rtl-optimization/41646
6304 * calls.c (expand_call): For BLKmode types returned in registers
6305 avoid likely spilled hard regs in copy_blkmode_from_reg generated
6308 2009-10-09 Richard Guenther <rguenther@suse.de>
6310 PR tree-optimization/41634
6311 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
6312 we remove the correct elements.
6313 (optimize_stmt): Make sure to update stmt operands before
6314 optimizing redundancies.
6316 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6318 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
6320 2009-10-09 Richard Guenther <rguenther@suse.de>
6323 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
6325 (lto_wrapper_exit): New function.
6327 (fatal_perror): Likewise.
6328 (fork_execute): Use global args_name, do not free it.
6329 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
6330 * lto-streamer.h: Remove duplicate prototypes.
6332 2009-10-09 Richard Guenther <rguenther@suse.de>
6334 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
6335 before calling stmt_can_throw_external.
6337 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
6339 PR tree-optimization/40071
6340 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
6341 pointer if the original data reference doesn't conflict with the
6342 created vector data reference. Fix long line.
6344 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
6346 * config/i386/i386.md (any_div): New code iterator.
6347 (u): Handle div and udiv.
6349 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
6351 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
6352 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
6353 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
6354 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
6356 2009-10-08 Joseph Myers <joseph@codesourcery.com>
6358 * gcc.c (main): Remove trailing "." from diagnostics.
6360 2009-10-08 Cary Coutant <ccoutant@google.com>
6362 Add support for debugging with ICF (Identical Code Folding).
6363 * calls.c (debug.h): New #include.
6364 (emit_call_1): Call virtual_call_token debug hook.
6365 * common.opt (-fenable-icf-debug): New option.
6366 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
6367 locations in the source).
6368 (poc_label_num): New variable.
6369 (dcall_entry, vcall_entry): New typedefs.
6370 (dcall_table, vcall_table): New variables.
6371 (struct vcall_insn): New type.
6372 (vcall_insn_table): New variable.
6373 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
6374 (size_of_dcall_table): New function.
6375 (output_dcall_table): New function.
6376 (size_of_vcall_table): New function.
6377 (output_vcall_table): New function.
6378 (dwarf2out_direct_call): New function.
6379 (vcall_insn_table_hash): New function.
6380 (vcall_insn_table_eq): New function.
6381 (dwarf2out_virtual_call_token): New function.
6382 (dwarf2out_virtual_call): New function.
6383 (dwarf2out_init): Allocate new tables and sections.
6384 (prune_unused_types): Mark DIEs referenced from direct call table.
6385 (dwarf2out_finish): Output direct and virtual call tables.
6386 * final.c (final_scan_insn): Call direct_call and virtual_call
6388 * debug.h (struct gcc_debug_hooks): Add direct_call,
6389 virtual_call_token, virtual_call hooks.
6390 (debug_nothing_uid): New function.
6391 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
6392 (debug_nothing_uid): New function.
6393 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
6394 (xcoff_debug_hooks): Likewise.
6395 * sdbout.c (sdb_debug_hooks): Likewise.
6396 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6397 * doc/invoke.texi (-fenable-icf-debug): New option.
6399 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
6402 * regmove.c (regmove_backward_pass): Replace src with dst in the
6403 debug insn, and check for dst before rather than after.
6405 2009-10-08 Janis Johnson <janis187@us.ibm.com>
6407 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
6408 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
6410 2009-10-08 Jan Hubicka <jh@suse.cz>
6413 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
6414 do not mark cgraph nodes as needed.
6415 (record_references_in_initializer): Add new only_vars parameter.
6416 * cgraph.h (record_references_in_initializer): New parameter.
6417 * varasm.c (assemble_variable): Update call.
6418 * varpool.c (varpool_analyze_pending_decls): Always look for
6421 2009-10-08 Anatoly Sokolov <aesok@post.ru>
6423 * config/avr/avr.c (last_insn_address) Remove variable.
6424 (expand_prologue): Don't initialise last_insn_address variable.
6425 (final_prescan_insn): Don't output insn size.
6426 * config/avr/avr.opt (msize): Remove switch.
6427 * doc/invoke.texi (AVR Options): Remove documentation of -msize
6430 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
6432 * combine.c (label_tick_ebb_start): Fix comment.
6433 (combine_instructions): Set label_tick and label_tick_ebb_start before
6434 calling setup_incoming_promotions. Start them from 1. Increment
6435 label_tick instead of deriving it from the BB index. Rather than
6436 comparing ticks use the block from the previous iteration to decide
6437 whether to start a new EBB. Remove empty lines before function.
6439 2009-10-08 Michael Matz <matz@suse.de>
6442 * builtins.c (fold_builtin_isascii): Use fold_build2.
6443 (fold_builtin_isdigit): Ditto.
6444 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
6445 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
6446 remove_useless_stmts_cond, remove_useless_stmts_tf,
6447 remove_useless_stmts_tc, remove_useless_stmts_bind,
6448 remove_useless_stmts_goto, remove_useless_stmts_label,
6449 remove_useless_stmts_1, remove_useless_stmts,
6450 pass_remove_useless_stmts): Remove.
6451 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
6452 * passes.c (init_optimization_passes): Don't add
6453 pass_remove_useless_stmts.
6454 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
6455 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
6457 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
6458 for static constants.
6459 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
6460 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
6462 2009-10-08 Richard Guenther <rguenther@suse.de>
6464 * gimple.c (free_gimple_type_tables): New function.
6465 * gimple.h (free_gimple_type_tables): Declare.
6467 2009-10-07 Mark Heffernan <meheff@google.com>
6469 * ipa-prop.c (ipa_print_node_params) Only print
6470 names of named arguments.
6472 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
6474 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
6475 being statically linked.
6477 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6479 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
6481 2009-10-08 Jan Hubicka <jh@suse.cz>
6484 * ipa.c (cgraph_externally_visible_p,
6485 function_and_variable_visibility,
6486 whole_program_function_and_variable_visibility): Skip non-finalized
6489 2009-10-08 Nick Clifton <nickc@redhat.com>
6491 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
6494 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
6497 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
6499 2009-10-07 Joseph Myers <joseph@codesourcery.com>
6502 * c-common.c (c_fully_fold_internal): Strip nops from the result
6503 of recursive calls to c_fully_fold_internal.
6504 (c_wrap_maybe_const): New.
6505 (c_save_expr): Use c_wrap_maybe_const.
6506 * c-common.h (c_wrap_maybe_const): Declare.
6507 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
6508 build_binary_op): Use c_wrap_maybe_const.
6510 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6512 * real.c: Fix comment to reflect actual exponent size.
6514 2009-10-08 Ben Elliston <bje@au.ibm.com>
6516 * config/rs6000/a2.md: Add FSF comment header.
6518 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
6520 * config/i386/i386.md (any_extend): New code iterator.
6521 (u, s): New code attributes.
6523 (DWIH): Rewrite as code iterator for SI and DI modes.
6524 (DWI): Rewrite as mode attribute.
6525 (dwi): New mode attribute.
6526 (di): Depend on SI mode and DI mode.
6527 (doubleint_general_operand): Remove mode attribute.
6529 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
6532 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
6533 (*sub<mode>3_doubleword): Ditto.
6535 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
6536 using SWIM248 mode iterator.
6537 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
6538 using SWI48 mode iterator.
6539 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
6540 patterns using DWIH mode iterator and any_extend code iterator.
6541 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
6542 using any_extend code iterator.
6543 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
6544 patterns using DWIH mode iterator and any_extend code iterator.
6545 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
6546 using any_extend code iterator.
6547 (<s>mul<mode>3_highpart): Macroize expander from
6548 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
6549 and any_extend code iterator.
6550 (*<s>muldi3_highpart_1): Macroize insn from
6551 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
6552 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
6553 patterns using any_extend code iterator.
6554 (*<s>mulsi3_highpart_zext): Macroize insn from
6555 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
6557 2009-10-07 Jakub Jelinek <jakub@redhat.com>
6559 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
6560 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
6561 refering to a DIE with DW_AT_const_value.
6563 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
6566 * ira-lives.c (check_and_make_def_conflict): Process all operands.
6568 2009-10-06 Jan Hubicka <jh@suse.cz>
6570 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
6573 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
6575 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
6576 *lea_2_rex64): Move before *add<mode>_1 pattern.
6578 2009-10-07 Jan Hubicka <jh@suse.cz>
6580 * collect2.c (main): Add -fno-whole-program.
6581 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
6583 2009-10-07 Jan Hubicka <jh@suse.cz>
6585 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
6586 has no address taken.
6587 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
6589 (cgraph_clone_node): Clear externally_visible flag for clones.
6590 * cgraph.h (cgraph_only_called_directly_p,
6591 cgraph_can_remove_if_no_direct_calls_p): New predicates.
6592 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
6593 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
6594 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
6595 ipcp_insert_stage): Likwise.
6596 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
6597 externally_visible flag.
6598 (verify_cgraph_node): Verify that inline clones look right.
6599 (process_function_and_variable_attributes): Do not set
6600 externally_visible flags.
6601 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
6603 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
6605 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
6606 clear externally_visible when turning into inline clones
6607 (cgraph_mark_inline_edge): Use new predicates.
6608 (cgraph_estimate_growth): Likewise.
6609 (cgraph_decide_inlining): Likewise.
6610 * ipa.c (cgraph_postorder): Likewise.
6611 (cgraph_remove_unreachable_nodes): Likewise; sanity check
6612 that inline clones are not needed.
6613 (cgraph_externally_visible_p): New predicate.
6614 (function_and_variable_visibility): Add whole_program parameter;
6615 always set externally_visible flag; handle COMDAT function
6617 (local_function_and_variable_visibility): New function.
6618 (gate_whole_program_function_and_variable_visibility): New function.
6619 (whole_program_function_and_variable_visibility): New function.
6620 (pass_ipa_whole_program_visibility): New function.
6621 * passes.c (init_optimization_passes): Add whole program visibility
6623 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
6624 not care about needed/reachable flags.
6625 * varpool.c: Include flags.h
6626 (decide_is_variable_needed): When doing LTO assume whole-program mode.
6627 (varpool_finalize_decl): When we are in LTO read-back, all variables
6629 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
6631 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6633 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
6636 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6638 * config.gcc: Don't include the makefile fragments intended for
6640 * config/s390/fixdfdi.h: File removed.
6641 * config/s390/libgcc-glibc.ver: File removed.
6642 * config/s390/s390.h: Remove the fixdfdi.h hack.
6643 * config/s390/t-crtstuff: File moved to libgcc dir.
6644 * config/s390/t-linux: Likewise.
6645 * config/s390/t-tpf: libgcc specific parts removed.
6646 * config/s390/t-linux64: Likewise.
6648 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
6650 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
6651 (lto-compress.o): Likewise.
6653 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
6656 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
6657 dllexport to class members here.
6658 (i386_pe_determine_dllimport_p): Only check static class data for
6660 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
6661 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
6662 functions for vague linkage.
6663 (i386_pe_type_dllexport_p): Fix formatting.
6664 (maybe_add_dllexport) New function.
6665 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
6668 2009-10-07 Ben Elliston <bje@au.ibm.com>
6670 * config/rs6000/a2.md: Remove duplicated lines.
6672 2009-10-07 Ben Elliston <bje@au.ibm.com>
6674 * config.gcc (powerpc*-*-*): Handle a2.
6675 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
6676 * config/rs6000/a2.md: New file.
6677 * config/rs6000/rs6000.opt (mno-update): New.
6678 (mupdate): Return to using a mask, not a var.
6679 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
6680 (enum processor_type): Add PROCESSOR_PPCA2.
6681 * config/rs6000/rs6000.c (ppca2_cost): New costs.
6682 (rs6000_override_options): Add "a2" to processor_target_table.
6683 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
6684 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
6686 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
6688 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
6689 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
6690 reference to nonexistent gen_truncxfxf2 function.
6692 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
6694 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
6695 (DWIH, g, di, doubleint_general_operand): New mode attributes.
6696 (general_operand): Handle TI mode.
6697 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
6698 using SDWIM mode iterator.
6699 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
6700 pattern from *add{di,ti}3_1 patterns and corresponding splitters
6701 using DWI mode iterator.
6702 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
6703 patterns using SWI mode iterator.
6704 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
6705 using SWI48 mode iterator.
6706 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
6707 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
6708 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
6709 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
6710 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
6711 using SDWIM mode iterator.
6712 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
6713 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
6714 using DWI mode iterator.
6715 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
6716 patterns using SWI mode iterator.
6717 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
6718 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
6719 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
6720 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
6721 patterns using plusminus code iterator.
6722 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
6723 sub<mode>3 patterns using plusminus code iterator.
6724 * config/i386/i386.c (override_options): Update the call to
6725 gen_subdi_carry_rex64 for renamed function.
6726 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
6727 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
6728 calls to instruction expanders.
6730 2009-10-06 Martin Jambor <mjambor@suse.cz>
6733 * opts.c (decode_options): Run IPA-SRA at -O2.
6735 2009-10-06 Richard Guenther <rguenther@suse.de>
6737 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
6739 2009-10-06 Tobias Burnus <burnus@net-b.de>
6742 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
6743 -flto and -fwhole-program flags can be combined.
6745 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
6748 * gcc.c (process_command): Check that -o argument was specified.
6750 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
6752 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
6754 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6756 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
6757 * doc/invoke.texi (Warning Options): Annotate allowed languages
6758 for -Wunsuffixed-float-constants.
6760 2009-10-05 Jakub Jelinek <jakub@redhat.com>
6762 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
6763 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
6764 same name and isn't the main variant.
6767 * dwarf2out.c (loc_by_reference): Removed.
6768 (dw_loc_list_1): New function.
6769 (dw_loc_list): Remove toplev argument, add want_address argument.
6770 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
6771 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
6772 want_address == 2 to dw_loc_list. For successful dw_loc_list
6773 set have_address to 1 only if want_address is not 0.
6775 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6777 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
6778 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
6779 a code block followed by two pointers.
6780 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
6781 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
6782 (MIPS_MOVE): Likewise.
6783 (MIPS_LUI): Likewise.
6784 (MIPS_JR): Likewise.
6785 (MIPS_BAL): Likewise.
6786 (MIPS_NOP): Likewise.
6787 (mips_asm_trampoline_template): Delete.
6788 (mips_trampoline_code_size): New function.
6789 (mips_trampoline_init): Add shorter sequences for all cases
6790 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
6791 Calculate the opcodes directly, rather than copying from a template.
6792 Only flush the code part of the trampoline.
6793 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
6795 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
6797 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
6798 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
6799 (INCOMING_RETURN_ADDR_RTX): Likewise.
6800 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
6802 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
6803 with RETURN_ADDR_REGNUM.
6804 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
6805 * config/mips/mips.c (mips16_build_call_stub): Replace
6806 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
6807 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
6808 (mips_print_operand_punctuation): Likewise.
6809 (mips_frame_set): Likewise.
6810 (mips16e_output_save_restore): Likewise.
6811 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6812 (mips_save_reg_p): Likewise.
6813 (mips_return_addr): Likewise.
6814 (mips_set_return_address): Likewise.
6815 (mips_direct_save_slot_move_p): Likewise.
6816 (mips_output_function_prologue): Likewise.
6817 (mips_restore_reg): Likewise.
6818 (mips_expand_epilogue): Likewise.
6819 (mips_epilogue_uses): Likewise.
6820 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
6821 (*mov<mode>_ra): Use it instead of a hard-coded 31.
6822 (clear_hazard_<mode>): Likewise.
6823 (call_internal): Likewise.
6824 (call_internal_direct): Likewise.
6825 (call_direct_split): Likewise.
6826 (call_value_internal): Likewise.
6827 (call_value_split): Likewise.
6828 (call_value_internal_direct): Likewise.
6829 (call_value_direct_split): Likewise.
6830 (call_value_multiple_internal): Likewise.
6831 (call_value_multiple_split): Likewise.
6833 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
6834 Jakub Jelinek <jakub@redhat.com>
6836 PR rtl-optimization/41511
6837 * combine.c (record_value_for_reg): Pass explicit values as argument
6838 to get_last_value_validate.
6839 (get_last_value_validate): Document INSN parameter.
6840 For non-readonly MEMs, assume they might have been modified if INSN
6841 was in another basic block.
6842 (get_last_value): Minor reformatting.
6844 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6847 * final.c (asm_str_count): Split out from asm_insn_count.
6848 * rtl.h (asm_str_count): New prototype.
6849 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
6852 2009-10-05 Sriraman Tallam <tmsriram@google.com>
6854 * doc/plugins.texi: Change plugin_pass to register_pass_info.
6856 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
6857 Rafael Espindola <espindola@google.com>
6859 * gengtype.c (write_types): Moved call to write_func_for_structure
6860 into seperate loops.
6862 2009-10-05 Richard Guenther <rguenther@suse.de>
6865 * lto-cgraph.c (output_cgraph): Output toplevel asms.
6866 (input_cgraph_1): Input toplevel asms.
6868 2009-10-05 Richard Guenther <rguenther@suse.de>
6871 * lto-symtab.c (lto_compatible_attributes_p): Remove.
6872 (external_aggregate_decl_p): Likewise.
6873 (lto_symtab_compatible): Re-structure. Remove dead code.
6874 For variables ignore toplevel qualifiers when comparing types.
6875 Issue warnings, not errors for mismatched user-alignment.
6877 2009-10-05 Richard Guenther <rguenther@suse.de>
6881 * lto-symtab.c (struct lto_symtab_base_def): Remove.
6882 (struct lto_symtab_identifier_def): Likewise.
6883 (struct lto_symtab_decl_def): Likewise.
6884 (struct lto_symtab_entry_def): New.
6885 (lto_symtab_identifier_t): Rename to ...
6886 (lto_symtab_entry_t): ... this.
6887 (lto_symtab_decls): Remove.
6888 (lto_symtab_base_hash): Rename to ...
6889 (lto_symtab_entry_hash): ... this.
6890 (lto_symtab_base_eq): Rename to ...
6891 (lto_symtab_entry_eq): ... this.
6892 (lto_symtab_base_marked_p): Rename to ...
6893 (lto_symtab_entry_marked_p): ... this.
6894 (lto_symtab_identifier_marked_p): Remove.
6895 (lto_symtab_decl_marked_p): Likewise.
6896 (lto_symtab_maybe_init_hash_tables): Rename to ...
6897 (lto_symtab_maybe_init_hash_table): ... this.
6898 (lto_symtab_set_resolution_and_file_data): Remove.
6899 (lto_symtab_register_decl): New function.
6900 (lto_symtab_get_identifier): Remove.
6901 (lto_symtab_get): New function.
6902 (lto_symtab_get_resolution): Adjust.
6903 (lto_symtab_get_identifier_decl): Remove.
6904 (lto_symtab_set_identifier_decl): Likewise.
6905 (lto_symtab_merge_decl): Rename to ...
6906 (lto_symtab_merge): ... this. Rewrite.
6907 (lto_symtab_merge_var): Remove.
6908 (lto_symtab_merge_fn): Likewise.
6909 (lto_symtab_prevailing_decl): Adjust.
6910 (lto_cgraph_replace_node): New function.
6911 (lto_symtab_merge_decls_2): Likewise.
6912 (lto_symtab_merge_decls_1): Likewise.
6913 (lto_symtab_fixup_var_decls): Likewise.
6914 (lto_symtab_resolve_symbols): Likewise.
6915 (lto_symtab_merge_decls): Likewise.
6916 (lto_symtab_prevailing_decl): Adjust.
6917 (lto_symtab_get_symtab_def): Remove.
6918 (lto_symtab_get_file_data): Likewise.
6919 (lto_symtab_clear_resolution): Adjust.
6920 (lto_symtab_clear_resolution): Likewise.
6921 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
6922 (input_cgraph_1): Likewise.
6923 * lto-streamer-in.c (get_resolution): Do not provide fake
6924 symbol resolutions here.
6925 (deferred_global_decls): Remove.
6926 (lto_register_deferred_decls_in_symtab): Likewise.
6927 (lto_register_var_decl_in_symtab): Change signature, register
6928 variable via lto_symtab_register_decl.
6929 (lto_register_function_decl_in_symtab): Likewise.
6930 (lto_read_tree): Adjust.
6931 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
6932 (lto_symtab_merge_var): Likewise.
6933 (lto_symtab_merge_fn): Likewise.
6934 (lto_symtab_register_decl): Declare.
6935 (lto_symtab_merge_decls): Likewise.
6937 2009-10-05 Richard Guenther <rguenther@suse.de>
6939 PR tree-optimization/23821
6940 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
6941 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
6942 simple IV increments.
6944 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6946 * config/arm/arm.c (arm_override_options): Really initialize
6947 flag_dwarf2_cfi_asm to 0.
6949 2009-10-05 Doug Kwan <dougkwan@google.com>
6951 PR rtl-optimization/41574
6952 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
6953 floating point and we are not doing unsafe math optimizations.
6955 2009-10-03 Simon Baldwin <simonb@google.com>
6956 Cary Coutant <ccoutant@google.com>
6957 Rafael Espindola <espindola@google.com>
6958 Richard Guenther <rguenther@suse.de>
6959 Jan Hubicka <jh@suse.cz>
6960 Doug Kwan <dougkwan@google.com>
6961 H.J. Lu <hongjiu.lu@intel.com>
6962 Bill Maddox <maddox@google.com>
6963 Ryan Mansfield <rmansfield@qnx.com>
6964 Diego Novillo <dnovillo@google.com>
6965 Ollie Wild <aaw@google.com>
6966 Kenneth Zadeck <zadeck@naturalbridge.com>
6968 * lto-cgraph.c: New file.
6969 * lto-compress.c: New file.
6970 * lto-compress.h: New file.
6971 * lto-opts.c: New file.
6972 * lto-section-in.c: New file.
6973 * lto-section-out.c: New file.
6974 * lto-streamer-in.c: New file.
6975 * lto-streamer-out.c: New file.
6976 * lto-streamer.c: New file.
6977 * lto-streamer.h: New file.
6978 * lto-symtab.c: New file.
6979 * lto-wpa-fixup.c: New file.
6980 * lto-wrapper.c: New file.
6982 2009-10-03 Simon Baldwin <baldwin@google.com>
6983 Ben Elliston <bje@au.ibm.com>
6984 Rafael Espindola <espindola@google.com>
6985 Nathan Froyd <froydnj@codesourcery.com>
6986 Jan Hubicka <jh@suse.cz>
6987 Doug Kwan <dougkwan@google.com>
6988 Diego Novillo <dnovillo@google.com>
6989 Kenneth Zadeck <zadeck@naturalbridge.com>
6991 * Makefile.in (enable_lto): New.
6992 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
6993 (LINKER_PLUGIN_API_H): Define.
6994 (LTO_SYMTAB_H): Define.
6995 (LTO_STREAMER_H): Define.
6996 (TREE_VECTORIZER_H): Define.
6997 (INCLUDES): Add LIBELFINC.
6998 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
6999 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
7000 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
7001 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
7002 (native): Add lto-wrapper$(exeext)
7003 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
7004 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
7005 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
7006 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
7007 (varasm.o): Add dependency on tree-iterator.h.
7008 (cgraph.o): Add dependency on cif-code.def.
7009 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
7010 (ipa-pure-const.o): Likewise.
7011 (GTFILES): Add lto-symtab.c.
7012 (install-lto-wrapper): New.
7013 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
7014 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
7015 * config.in: Regenerate.
7017 2009-10-03 Rafael Espindola <espindola@google.com>
7018 Diego Novillo <dnovillo@google.com>
7020 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
7021 ipa_write_summaries.
7022 Call execute_ipa_summary_passes for all_regular_ipa_passes and
7024 (cgraph_optimize): Make extern.
7026 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
7027 Kenneth Zadeck <zadeck@naturalbridge.com>
7029 * toplev.c (in_lto_p): Declare.
7030 * collect2.c (scan_prog_file): Read all the output when reading
7031 information for LTO.
7032 (enum lto_mode_d): Declare.
7034 2009-10-03 Richard Guenther <rguenther@suse.de>
7035 Diego Novillo <dnovillo@google.com>
7037 * gimple.c: Include target.h and alias.h.
7038 (gimple_types): Declare.
7039 (type_hash_cache): Declare.
7040 (gimple_alloc_stat): Make extern.
7041 (gimple_build_eh_must_not_throw): Call
7042 gimple_eh_must_not_throw_set_fndecl.
7043 (struct type_pair_d): Declare.
7044 (type_pair_t): Declare.
7045 (type_pair_hash): New.
7046 (type_pair_eq): New.
7047 (lookup_type_pair): New.
7048 (gimple_force_type_merge): New.
7049 (compare_type_names_p): New.
7050 (compare_field_offset): New.
7051 (gimple_types_compatible_p): New.
7052 (struct sccs): Declare.
7053 (next_dfs_num): Declare.
7054 (iterative_hash_gimple_type): New.
7056 (iterative_hash_type_name): New.
7057 (iterative_hash_gimple_type): New.
7058 (gimple_type_hash): New.
7059 (gimple_type_eq): New.
7060 (gimple_register_type): New.
7061 (print_gimple_types_stats): New.
7062 (gimple_signed_or_unsigned_type): New.
7063 (gimple_unsigned_type): New.
7064 (gimple_signed_type): New.
7065 (gimple_get_alias_set): New.
7066 (gimple_decl_printable_name): Do not use DMGL_TYPES.
7067 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
7068 (gimple_force_type_merge): Declare.
7069 (gimple_types_compatible_p): Declare.
7070 (gimple_register_type): Declare.
7071 (print_gimple_types_stats): Declare.
7072 (gimple_unsigned_type): Declare.
7073 (gimple_signed_type): Declare.
7074 (gimple_get_alias_set): Declare.
7075 (gimple_eh_must_not_throw_set_fndecl): New.
7077 2009-10-03 Jan Hubicka <jh@suse.cz>
7078 Kenneth Zadeck <zadeck@naturalbridge.com>
7080 * ipa-pure-const.c: Include lto-streamer.h.
7081 (register_hooks): Factor out of ...
7082 (generate_summary): ... here.
7083 (pure_const_write_summary): New.
7084 (pure_const_read_summary): New.
7085 (pass_ipa_pure_const): Add pure_const_write_summary and
7086 pure_const_read_summary.
7087 * ipa-reference.c: Include lto-streamer.h.
7088 (add_new_function): New.
7089 (remove_node_data): New.
7090 (duplicate_node_data): New.
7091 (ipa_init): Guard against multiple calls.
7092 Move hook setup from analyze_function.
7093 (write_node_summary_p): New.
7094 (ipa_reference_write_summary): New.
7095 (ipa_reference_read_summary): New.
7096 (pass_ipa_reference): Add ipa_reference_write_summary and
7097 ipa_reference_read_summary.
7098 * cgraph.h (cgraph_local_info): Add field lto_file_data.
7099 (struct cgraph_edge): Add fields lto_stmt_uid and
7100 call_stmt_cannot_inline_p.
7101 (cgraph_optimize): Declare.
7102 (cgraph_decide_is_function_needed): Declare.
7103 (reset_inline_failed): Declare.
7104 (enum LTO_cgraph_tags): Declare.
7105 (LTO_cgraph_tag_names): Declare.
7106 (LCC_NOT_FOUND): Define.
7108 2009-10-03 Doug Kwan <dougkwan@google.com>
7109 Rafael Espindola <espindola@google.com>
7110 Jan Hubicka <jh@suse.cz>
7111 Diego Novillo <dnovillo@google.com>
7112 Kenneth Zadeck <zadeck@naturalbridge.com>
7114 * passes.c (all_regular_ipa_passes): New.
7115 (all_ipa_passes): Rename to all_small_ipa_passes.
7116 (init_optimization_passes): Init all_regular_ipa_passes.
7117 * tree-pass.h (all_regular_ipa_passes): New.
7118 (all_ipa_passes): Rename to all_small_ipa_passes.
7119 * passes.c (all_lto_gen_passes): New.
7120 (init_optimization_passes): Initialize all_lto_gen_passes.
7121 (execute_ipa_summary_passes): Make non-static.
7122 (ipa_write_summaries_1): New.
7123 (ipa_write_summaries_2): New.
7124 (ipa_write_summaries): New.
7125 (ipa_write_summaries_of_cgraph_node_set): New.
7126 (ipa_read_summaries_1): New.
7127 (ipa_read_summaries): New.
7128 (execute_ipa_pass_list): Call cgraph_process_new_functions.
7129 (execute_regular_ipa_pass_list): Remove.
7130 (init_optimization_passes): Schedule
7131 pass_rebuild_cgraph_edges and pass_early_inline outside
7132 of pass_all_early_optimizations. Document reason.
7133 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
7134 pass_ipa_lto_finish_out): New pass.
7135 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
7136 (execute_all_ipa_transforms): New.
7137 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
7138 (dump_properties, debug_properties): New.
7139 * tree-optimize.c (gate_all_early_local_passes): Return
7140 false if we are in lto1.
7141 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
7142 * tree-pass.h (execute_all_ipa_transforms): Declare.
7143 (pass_ipa_function_and_variable_visibility): Declare.
7144 (pass_ipa_early_inline): Declare.
7145 (pass_ipa_lto_gimple_out): Declare.
7146 (pass_ipa_lto_wpa_fixup): Declare.
7147 (pass_ipa_lto_finish_out): Declare.
7148 (all_small_ipa_passes, all_regular_ipa_passes,
7149 all_lto_gen_passes): Declare.
7150 (execute_ipa_summary_passes): Declare.
7151 (execute_all_ipa_transforms): Declare.
7152 (ipa_write_summaries): Declare
7153 (ipa_write_summaries_of_cgraph_node_set): Declare.
7154 (ipa_read_summaries): Declare.
7156 2009-10-03 Doug Kwan <dougkwan@google.com>
7157 Ollie Wild <aaw@google.com>
7159 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
7161 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
7162 (lto_mode): New variable.
7163 (maybe_run_lto_and_relink): Handle the -fwpa option.
7164 (main): Handle the -fwpa option.
7165 (maybe_unlink_list): New function.
7166 * gcc.c (link_lto_options): Replace -flto with -fwpa.
7167 * common.opt (flto): New flag.
7168 * toplev.c (flag_generate_lto): Declare.
7170 2009-10-03 Simon Baldwin <simonb@google.com>
7172 * common.opt (flto-compression-level): New flag.
7174 * opts.c: Include lto-opts.h.
7175 (handle_option): Call lto_register_user_option for each
7176 valid option handled.
7177 (decode_options): Clear registered options before the options
7180 2009-10-03 Cary Coutant <ccoutant@google.com>
7182 * collect2.c (is_elf): New function.
7183 (scan_prog_file): Require LTO object to be in ELF format.
7185 2009-10-03 Rafael Espindola <espindola@google.com>
7187 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
7188 libgcc to the linker.
7190 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
7192 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
7193 (collect_execute): Add flags argument. Pass flags to pex_run. Update
7195 * collect2.h (collect_execute): Add flags argument.
7196 * tlink.c (tlink_execute): Update call to collect_execute.
7197 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
7198 (use_linker_plugin): New.
7199 (use_linker_plugin_spec_function): New.
7200 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
7201 (linker_plugin_file_spec): New.
7202 (lto_wrapper_spec): New.
7203 (lto_gcc_spec): New.
7204 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
7205 (static_spec_functions): Add use-linker-plugin.
7206 (process_command): Handle -use-linker-plugin.
7207 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
7208 linker_plugin_file_spec and lto_gcc_spec.
7209 (use_linker_plugin_spec_function): New.
7211 2009-10-03 Richard Guenther <rguenther@suse.de>
7215 * tree.h (is_lang_specific): Include LANG_TYPE.
7216 * tree.c (find_decls_types_r): Manually add interesting parts
7217 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
7219 * gimple.c (type_pair_hash): Make symmetric.
7220 (type_pair_eq): Likewise.
7221 (lookup_type_pair): Increase initial hashtable size.
7222 (gimple_force_type_merge): Rely on type-pair symmetry.
7223 (visit): Remove excessive checking code.
7224 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
7225 (gimple_register_type): Remove getenv calls, shrink initial
7229 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
7230 inline functions if not generating lto output.
7233 * toplev.c (finalize): In WPA mode remove the asm file.
7235 2009-10-03 Doug Kwan <dougkwan@google.com>
7237 * ipa-inline.c (cgraph_mark_inline): Check
7238 edge->call_stmt_cannot_inline_p instead of calling
7239 gimple_call_cannot_inline_p.
7240 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
7241 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
7242 (inline_generate_summary): Do nothing in LTRANS.
7243 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
7244 exists before calling gimple_call_cannot_inline_p.
7245 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
7246 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
7247 Update new_edge->lto_stmt_uid.
7248 * cgraphbuild.c (reset_inline_failed): New.
7250 * common.opt (fwpa): New flag.
7251 (fltrans): New option.
7252 * gcc.c (gcc_lto_option_t): New type.
7253 (current_lto_option): New variable.
7254 (lto_single_spec_function): Remove and is replaced by ..
7255 (lto_option_spec_function): New function.
7256 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
7257 passing the -flto flag.
7258 (cc1_options): Separate non-LTO related parts into ..
7259 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
7260 (lto1_options): New spec for lto FE.
7261 (link_lto_options): New spec for handling LTO flags in linker.
7262 (invoke_lto_single): Re-format to fit in 80 column. Replace
7263 lto-single with lto-option.
7264 (static_specs): Add cc1_non_lto_options, lto1_options and
7266 (static_spec_function): Replace lto-single with lto-option.
7267 (process_command): Handle -flto, -fwpa and -fltran by setting
7268 current_lto_option and not passing it to subprocess unconditionally.
7270 2009-10-03 Bill Maddox <maddox@google.com>
7272 Add `gcc' driver support for link-time code generation (LTO).
7274 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
7275 (lto_flag, lto_objects, lto_o_file): New variables.
7276 (struct lto_object, struct lto_object_list): New structures.
7277 (collect_exit, handler): Remove LTO temporary output file on exit.
7278 (add_lto_object): New function.
7279 (maybe_run_lto_and_relink): New function. Perform link time code
7280 generation and relinking for object files containing LTO information.
7281 (main): Invoke maybe_run_lto_and_relink().
7282 (dump_argv): New function. For debugging, currently disabled.
7283 (scan_prog_file): Add LTO information pass.
7284 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
7286 * toplev.c (compile_file): Emit assembler directive to create
7287 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
7289 2009-10-03 Diego Novillo <dnovillo@google.com>
7291 * c.opt: Add LTO to warn_abi and warn_psabi.
7293 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
7294 inline function. Ignore language-specific nodes. Update all users.
7295 (find_decls_types_r): Do not traverse the subtrees of
7296 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
7297 * tree.h (is_lang_specific): New.
7298 * langhooks.h (struct lang_hooks_for_decls): Remove
7299 may_need_assembler_name_p. Update all users.
7301 * c-common.c (set_builtin_user_assembler_name): Move ...
7302 * builtins.c (set_builtin_user_assembler_name): ... here.
7303 (is_builtin_name): Add comment
7304 (is_builtin_fn): New.
7305 * except.c (output_ttype): Only call
7306 lookup_type_for_runtime if TYPE is not a runtime type.
7308 * passes.c (register_pass): Call position_pass on
7309 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
7310 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
7311 (TV_IPA_LTO_DECL_IO): Define.
7312 (TV_IPA_LTO_CGRAPH_IO): Define.
7314 (TV_WHOPR_WPA): Define.
7315 (TV_WHOPR_WPA_IO): Define.
7316 (TV_WHOPR_LTRANS): Define.
7317 (TV_WHOPR_WPA_FIXUP): Define.
7318 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
7319 * tree-cfg.c (tree_node_can_be_shared): Make extern.
7320 * tree-flow.h (tree_node_can_be_shared): Declare.
7321 * tree-inline.c (tree_can_inline_p): Check that E has a
7322 statement associated with it.
7323 * tree.c (free_lang_data_in_binf): Factor out of ...
7324 (free_lang_data_in_type): ... here.
7325 Call RECORD_OR_UNION_TYPE_P.
7326 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
7327 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
7328 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
7329 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
7330 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
7331 (gate_free_lang_data): Return true if flag_generate_lto is set.
7332 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
7333 * c-common.h (set_builtin_user_assembler_name): Move ...
7334 * tree.h (set_builtin_user_assembler_name): ... here.
7336 * common.opt (flto-report): New flag.
7337 * opts.c (complain_wrong_lang): Do not complain if running lto1.
7338 * collect2.c (scan_prog_file): Send the error output of
7339 'nm' to HOST_BIT_BUCKET.
7341 2009-10-03 Ollie Wild <aaw@google.com>
7343 * langhooks-def.h (lhd_begin_section): New function declaration.
7344 (lhd_write_section): New function declaration.
7345 (lhd_end_section): New function declaration.
7346 (LANG_HOOKS_BEGIN_SECTION): New macro.
7347 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
7348 (LANG_HOOKS_END_SECTION): New macro.
7349 (LANG_HOOKS_LTO): New macro.
7350 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
7351 * langhooks.c (output.h): Add include.
7352 (saved_section): New static variable.
7353 (lhd_begin_section): New function.
7354 (lhd_write_section_data): New function.
7355 (lhd_end_section): New function.
7356 * langhooks.h (struct lang_hooks_for_lto): New structure.
7357 (struct lang_hooks): Add member lto.
7358 * Makefile.in (langhooks.o): Add dependency on output.h.
7360 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
7362 2009-10-03 Richard Guenther <rguenther@suse.de>
7364 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
7367 2009-10-03 Simon Baldwin <simonb@google.com>
7368 Richard Guenther <rguenther@suse.de>
7369 Janis Johnson <janis187@us.ibm.com>
7370 Doug Kwan <dougkwan@google.com>
7371 Diego Novillo <dnovillo@google.com>
7372 Ramana Radhakrishnan <ramana.r@gmail.com>
7373 Ollie Wild <aaw@google.com>
7375 * doc/install.texi: Add documentation for libelf and --enable-lto.
7376 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
7377 -flto-report, -flto-compression-level and -use-linker-plugin.
7378 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
7379 Add section for LTO Testing.
7381 2009-10-02 Cary Coutant <ccoutant@google.com>
7383 Add support for comdat type sections for DWARF v4.
7384 Merge from dwarf4 branch.
7386 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
7387 (dw_die_ref): Define vector type.
7388 (enum dw_val_class): Add dw_val_class_data8.
7389 (struct dw_val_struct): Add v.val_data8.
7390 (comdat_type_node_ref): New type.
7391 (struct die_struct): Move die_symbol into a union; add new field
7392 die_type_node. Change all uses.
7393 (comdat_type_node): New type.
7394 (skeleton_chain_node): New type.
7395 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
7396 (comdat_type_list): New variable.
7397 (dwarf_tag_name): Add DW_TAG_type_unit.
7398 (dwarf_attr_name): Add DW_AT_signature.
7399 (add_AT_data8): New function.
7400 (replace_child): New function.
7401 (move_all_children): New function.
7402 (print_signature): New function.
7403 (print_die): Print signature information; add dw_val_class_data8.
7404 (attr_checksum): Support dw_val_class_data8.
7405 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
7406 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
7407 (checksum_sleb128, checksum_uleb128): New functions.
7408 (checksum_die_context): New function.
7409 (loc_checksum_ordered): New function.
7410 (attr_checksum_ordered): New function.
7411 (struct checksum_attributes): New structure.
7412 (collect_checksum_attributes): New function.
7413 (die_checksum_ordered): New function.
7414 (generate_type_signature): New function.
7415 (same_dw_val_p): Add dw_val_class_data8.
7416 (is_symbol_die): Use new is_declaration_die function.
7417 (is_declaration_die): New function.
7418 (should_move_die_to_comdat): New function.
7419 (clone_die): New function.
7420 (clone_tree): New function.
7421 (clone_as_declaration): New function.
7422 (copy_declaration_context): New function.
7423 (generate_skeleton_ancestor_tree): New function.
7424 (generate_skeleton_bottom_up): New function.
7425 (generate_skeleton): New function.
7426 (remove_child_or_replace_with_skeleton): New function.
7427 (break_out_comdat_types): New function.
7428 (struct decl_table_entry): New type.
7429 (htab_decl_hash): New function.
7430 (htab_decl_eq): New function.
7431 (htab_decl_del): New function.
7432 (copy_ancestor_tree): New function.
7433 (copy_decls_walk): New function.
7434 (copy_decls_for_unworthy_types): New function.
7435 (build_abbrev_table): Don't assert on missing die_symbol when doing
7436 comdat type sections.
7437 (size_of_die): Use DW_FORM_sig8 for external references. Add
7439 (unmark_dies): Don't assert for unmarked dies when doing comdat
7441 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
7442 (output_signature): New function.
7443 (output_die): Likewise.
7444 (output_compilation_unit_header): Mark output as DWARF version 3
7445 even if generating DWARF 4.
7446 (output_comdat_type_unit): New function.
7447 (output_line_info): Mark output as DWARF version 3 even if generating
7449 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
7451 (dwarf2out_end_source_file): Likewise.
7452 (prune_unused_types_walk_attribs): Don't follow references into
7453 comdat type sections.
7454 (prune_unused_types_mark): When generating type units, do not mark
7455 children of non-defining declarations of types; do mark children of
7457 (prune_unused_types): Process comdat type sections.
7458 (htab_ct_hash): New function.
7459 (htab_ct_eq): New function.
7460 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
7461 Add a pointer to the line table from type unit entries so
7462 DW_AT_decl_file has meaning.
7463 * varasm.c (default_elf_asm_named_section): Use identifier name as
7464 comdat key instead of lang hook.
7466 2009-10-02 Neil Vachharajani <nvachhar@google.com>
7468 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
7470 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
7472 * config/i386/i386.md (SWIM248): New mode iterator.
7473 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
7474 divmodhi4 patterns using SWIM248 macro.
7475 (*divmod<mode>4): Macroize insn_and_split pattern from
7476 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
7477 and their corresponding splitters usign SWIM248 macro. Split SImode
7478 insn to generate cltd and DImode insn to generate cqto instead of
7479 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
7480 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
7481 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
7482 *divmodsi_noext patterns using SWIM248 macro.
7483 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
7484 udivmodhi4 patterns using SWIM248 macro.
7485 (*udivmod<mode>4): Macroize insn_and_split pattern from
7486 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
7487 corresponding splitters using SWIM248 macro.
7488 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
7489 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
7491 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
7493 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
7494 of zero-sized element is zero-sized regardless of its extent.
7496 2009-10-02 Jakub Jelinek <jakub@redhat.com>
7499 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
7500 * configure: Regenerated.
7501 * config.in: Regenerated.
7502 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
7503 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
7504 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
7505 not emitting .eh_frame, emit .cfi_sections .debug_frame
7510 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
7511 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
7513 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
7514 vars use DECL_RTL with resetting it back to NULL afterwards.
7515 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
7516 rtx_equal_p instead of asserting it is a SYMBOL_REF.
7517 (value_format): For dw_val_class_addr only use DW_FORM_addr if
7518 the attribute type allows it, otherwise use DW_FORM_dataN.
7519 (mem_loc_descriptor): Handle CONST_STRING.
7520 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
7521 Handle MEM with CONST_STRING address using add_AT_string.
7522 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
7523 CONST_STRING for const arrays initialized with a string literal.
7524 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
7525 (dwarf2out_finish): Call resolve_addr.
7527 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
7528 Maxim Kuvyrkov <maxim@codesourcery.com>
7530 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
7532 2009-10-02 Nick Clifton <nickc@redhat.com>
7534 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
7535 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
7537 2009-10-01 Jan Hubicka <jh@suse.cz>
7539 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
7540 (cgraph_create_virtual_clone): Just pass redirect_callers
7542 * cgraph.h (cgraph_clone_node): Update prototype.
7543 * ipa-pure-const.c (self_recursive_p): New function.
7544 (propagate): Use it.
7545 * ipa-inline.c (cgraph_clone_inlined_nodes,
7546 cgraph_decide_recursive_inlining): Update.
7548 2009-10-01 David Daney <ddaney@caviumnetworks.com>
7550 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
7551 instructions for TARGET_OCTEON.
7553 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7555 * config/arm/arm.c (arm_override_options): Turn off
7556 flag_dwarf2_cfi_asm for AAPCS variants.
7558 2009-10-01 Martin Jambor <mjambor@suse.cz>
7561 * tree-sra.c (convert_callers): Do not call
7562 compute_inline_parameters on one caller more than once.
7564 2009-10-01 Nick Clifton <nickc@redhat.com>
7566 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
7567 an empty string if not already defined.
7569 2009-10-01 Martin Jambor <mjambor@suse.cz>
7572 * tree-sra.c (is_va_list_type): New function.
7573 (find_var_candidates): Call is_va_list_type.
7574 (find_param_candidates): Check that the type or the type pointed
7575 to are not va_list types.
7577 2009-10-01 Martin Jambor <mjambor@suse.cz>
7580 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
7581 DECL_ARTIFICIAL (param_decl) is true.
7583 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
7585 * tree.h (tree_decl_common::lang_flag_8): New.
7586 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
7588 * c-common.h (RID_CONSTEXPR): New.
7590 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
7592 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
7593 Use ref-all pointers.
7594 (alpha_gimplify_va_arg): Ditto.
7596 2009-09-30 Jakub Jelinek <jakub@redhat.com>
7599 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
7600 before insn counting loop now that BB_END (bb) is counted. Ensure
7601 the return value isn't zero.
7603 2009-09-30 Nick Clifton <nickc@redhat.com>
7605 * config.gcc (sh-symbianelf): Replace definition of extra_objs
7606 with separate definitions of c_target_objs and cxx_target_objs.
7607 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
7609 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
7610 sh_symbian_import_export_class.
7611 * config/sh/sh-protos.h: Fix names of exported symbian functions.
7612 * config/sh/symbian.c: Delete, moving code into...
7613 * config/sh/symbian-base.c: ... here
7614 * config/sh/symbian-c.c: ... and here
7615 * config/sh/symbian-cxx.c: ... and here.
7617 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
7620 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
7621 of plus RTX into register.
7623 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7625 * doc/install.texi: Linguistic and markup fixes.
7626 (Configuration) <--disable-cpp>: Remove description.
7627 <--enable-maintainer-mode>: Autotools files are affected, too.
7628 <--with-sysroot>: Improve description.
7629 (Building): Bump required GNU make version.
7631 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
7633 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
7634 (x86_64-*-*): Ditto.
7636 * config/i386/fma4intrin.h: New file, provide common x86 compiler
7637 intrinisics for FMA4.
7638 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
7639 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
7640 Add FMA4 check and fma4intrin.h.
7641 * config/i386/i386-c.c(ix86_target_macros_internal): Check
7643 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
7644 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
7645 constant for FMA4 support.
7646 (UNSPEC_FMA4_FMADDSUB): Ditto.
7647 (UNSPEC_FMA4_FMSUBADD): Ditto.
7648 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
7649 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
7650 (ix86_expand_fma4_multiple_memory): Ditto.
7651 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
7652 (OPTION_MASK_ISA_FMA4_UNSET): New.
7653 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
7654 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
7655 (ix86_handle_option): Handle -mfma4.
7656 (isa_opts): Handle -mfma4.
7657 (enum pta_flags): Add PTA_FMA4.
7658 (override_options): Add FMA4 support.
7659 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
7660 (IX86_BUILTIN_VFMADDSD): Ditto.
7661 (IX86_BUILTIN_VFMADDPS): Ditto.
7662 (IX86_BUILTIN_VFMADDPD): Ditto.
7663 (IX86_BUILTIN_VFMSUBSS): Ditto.
7664 (IX86_BUILTIN_VFMSUBSD): Ditto.
7665 (IX86_BUILTIN_VFMSUBPS): Ditto.
7666 (IX86_BUILTIN_VFMSUBPD): Ditto.
7667 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
7668 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
7669 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
7670 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
7671 (IX86_BUILTIN_VFNMADDSS): Ditto.
7672 (IX86_BUILTIN_VFNMADDSD): Ditto.
7673 (IX86_BUILTIN_VFNMADDPS): Ditto.
7674 (IX86_BUILTIN_VFNMADDPD): Ditto.
7675 (IX86_BUILTIN_VFNMSUBSS): Ditto.
7676 (IX86_BUILTIN_VFNMSUBSD): Ditto.
7677 (IX86_BUILTIN_VFNMSUBPS): Ditto.
7678 (IX86_BUILTIN_VFNMSUBPD): Ditto.
7679 (IX86_BUILTIN_VFMADDPS256): Ditto.
7680 (IX86_BUILTIN_VFMADDPD256): Ditto.
7681 (IX86_BUILTIN_VFMSUBPS256): Ditto.
7682 (IX86_BUILTIN_VFMSUBPD256): Ditto.
7683 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
7684 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
7685 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
7686 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
7687 (IX86_BUILTIN_VFNMADDPS256): Ditto.
7688 (IX86_BUILTIN_VFNMADDPD256): Ditto.
7689 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
7690 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
7691 (enum multi_arg_type): New enum for describing the various FMA4
7692 intrinsic argument types.
7693 (bdesc_multi_arg): New table for FMA4 intrinsics.
7694 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
7695 (ix86_expand_multi_arg_builtin): New function for creating FMA4
7697 (ix86_expand_builtin): Add FMA4 intrinsic support.
7698 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
7699 operand instructions.
7700 (ix86_expand_fma4_multiple_memory): New function to split the
7701 second memory reference from FMA4 instructions.
7702 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
7703 (ssemodesuffixf2s): Ditto.
7704 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
7706 (fma4_fmsub<mode>4): Ditto.
7707 (fma4_fnmadd<mode>4): Ditto.
7708 (fma4_fnmsub<mode>4): Ditto.
7709 (fma4_vmfmadd<mode>4): Ditto.
7710 (fma4_vmfmsub<mode>4): Ditto.
7711 (fma4_vmfnmadd<mode>4): Ditto.
7712 (fma4_vmfnmsub<mode>4): Ditto.
7713 (fma4_fmadd<mode>4256): Ditto.
7714 (fma4_fmsub<mode>4256): Ditto.
7715 (fma4_fnmadd<mode>4256): Ditto.
7716 (fma4_fnmsub<mode>4256): Ditto.
7717 (fma4_fmaddsubv8sf4): Ditto.
7718 (fma4_fmaddsubv4sf4): Ditto.
7719 (fma4_fmaddsubv4df4): Ditto.
7720 (fma4_fmaddsubv2df4): Ditto.
7721 (fma4_fmsubaddv8sf4): Ditto.
7722 (fma4_fmsubaddv4sf4): Ditto.
7723 (fma4_fmsubaddv4df4): Ditto.
7724 (fma4_fmsubaddv2df4): Ditto.
7725 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
7726 instructions for intrinsics.
7727 (fma4i_fmsub<mode>4): Ditto.
7728 (fma4i_fnmadd<mode>4): Ditto.
7729 (fma4i_fnmsub<mode>4): Ditto.
7730 (fma4i_vmfmadd<mode>4): Ditto.
7731 (fma4i_vmfmsub<mode>4): Ditto.
7732 (fma4i_vmfnmadd<mode>4): Ditto.
7733 (fma4i_vmfnmsub<mode>4): Ditto.
7734 (fma4i_fmadd<mode>4256): Ditto.
7735 (fma4i_fmsub<mode>4256): Ditto.
7736 (fma4i_fnmadd<mode>4256): Ditto.
7737 (fma4i_fnmsub<mode>4256): Ditto.
7738 (fma4i_fmaddsubv8sf4): Ditto.
7739 (fma4i_fmaddsubv4sf4): Ditto.
7740 (fma4i_fmaddsubv4df4): Ditto.
7741 (fma4i_fmaddsubv2df4): Ditto.
7742 (fma4i_fmsubaddv8sf4): Ditto.
7743 (fma4i_fmsubaddv4sf4): Ditto.
7744 (fma4i_fmsubaddv4df4): Ditto.
7745 (fma4i_fmsubaddv2df4): Ditto.
7747 * doc/invoke.texi (-mfma4): Add documentation.
7748 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
7750 2009-09-29 Richard Henderson <rth@redhat.com>
7752 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
7753 an edge to the new destination block.
7755 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7758 * pa.c (hppa_profile_hook): Use
7759 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
7761 2009-09-29 Steve Ellcey <sje@cup.hp.com>
7762 Alexander Monakov <amonakov@ispras.ru>
7765 * config/ia64/predicates.md (not_postinc_destination_operand): New.
7766 (not_postinc_memory_operand): New.
7767 (not_postinc_move_operand): New.
7768 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
7769 (*cmovsi_internal): Ditto.
7771 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
7773 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
7774 restrict issue_rate in first pass when scheduling for register
7777 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
7778 Rafael Avila de Espindola <espindola@google.com>
7780 * gengtype.c (plugin_output): New.
7781 (get_output_file_with_visibility): Return plugin_output for plugins.
7782 (main): Parse and use the -P option.
7783 * gty.texi: Update the command line format.
7785 2009-09-29 Jakub Jelinek <jakub@redhat.com>
7788 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
7790 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
7791 out if !const_ok_for_output.
7794 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
7795 case VAR_LOCATION>: Remove gcc_unreachable ().
7797 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
7799 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
7800 (x86_64-*-*): Ditto.
7801 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
7802 back to smmintrin.h.
7803 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
7804 * config/i386/x86intrin.h: Remove SSE5.
7805 * config/i386/mmintrin-common.h: Delete file.
7806 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
7808 2009-09-29 Richard Guenther <rguenther@suse.de>
7810 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
7811 resulting from stack temporaries on STRICT_ALIGNMENT targets.
7813 2009-09-29 Nick Clifton <nickc@redhat.com>
7815 * function.c (current_function_name): If there is no current
7816 function just return "<none>".
7818 2009-09-28 Sriraman Tallam <tmsriram@google.com>
7820 * tree-pass.h (register_pass_info): New structure.
7821 (pass_positioning_ops): Move enum from gcc-plugin.h.
7822 (register_pass): New function.
7823 * gcc-plugin.h (plugin_pass): Delete structure.
7824 (pass_positioning_ops): Delete enum.
7825 * plugin.c (regsiter_pass): Delete function.
7826 (position_pass): Delete function.
7827 (added_pass_nodes): Delete variable.
7828 (prev_added_pass_nodes): Delete variable.
7829 (pass_list_node): Delete structure.
7830 * passes.c (make_pass_instance): New function.
7831 (next_pass_1): Change to call make_pass_instance.
7832 (pass_list_node): Move structure from gcc-plugin.h.
7833 (added_pass_nodes): Move variable from plugin.c.
7834 (prev_added_pass_nodes): Move variable from plugin.c.
7835 (position_pass): New function.
7836 (register_pass): New function.
7838 2009-09-28 Easwaran Raman <eraman@google.com>
7840 * ifcvt.c (noce_try_abs): Recognize pattern and call
7841 expand_one_cmpl_abs_nojump.
7842 * optabs.c (expand_one_cmpl_abs_nojump): New function.
7843 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
7845 2009-09-28 Ian Lance Taylor <iant@google.com>
7848 * c-opts.c (c_common_handle_option): Don't set
7849 warn_jump_misses_init for -Wall.
7850 * doc/invoke.texi (Warning Options): Update documentation.
7852 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7854 * Makefile.in ($(out_object_file)): Depend on
7855 gt-$(basename $(notdir $(out_file))).h.
7857 2009-09-28 Richard Henderson <rth@redhat.com>
7859 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
7860 * except.c (gen_eh_region): Set it.
7861 (duplicate_eh_regions_1): Copy it.
7862 * tree-eh.c (lower_resx): Use it to determine which function
7865 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
7866 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
7867 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
7868 * tree.c (build_common_builtin_nodes): Remove parameter. Build
7869 BUILT_IN_CXA_END_CLEANUP if necessary.
7871 * c-common.c (c_define_builtins): Update call to
7872 build_common_builtin_nodes.
7874 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7876 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
7878 2009-09-28 Michael Matz <matz@suse.de>
7880 * builtins.c (interclass_mathfn_icode): New helper.
7881 (expand_builtin_interclass_mathfn): Use it here, and split folding
7883 (fold_builtin_interclass_mathfn): ... this new folder.
7884 (build_call_nofold_loc): New static helper.
7885 (build_call_nofold): New wrapper macro for above.
7886 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
7887 (expand_builtin_pow): Ditto.
7888 (expand_builtin_memset_args): Ditto.
7889 (expand_builtin_printf): Ditto.
7890 (expand_builtin_fprintf): Ditto.
7891 (expand_builtin_sprintf): Ditto.
7892 (expand_builtin_memory_chk): Ditto.
7893 (expand_builtin_mempcpy_args): Ditto and don't call folders.
7894 (expand_builtin_stpcpy): Ditto.
7895 (expand_builtin_strcmp): Ditto.
7896 (expand_builtin_strncmp): Ditto.
7897 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
7898 (expand_builtin_strcpy_args): Don't call folders.
7899 (expand_builtin_memcmp): Ditto.
7900 (expand_builtin_strncpy): Ditto, and use target.
7901 (expand_builtin_memcpy): Ditto.
7902 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
7903 expand_builtin_strpbrk, expand_builtin_memmove,
7904 expand_builtin_memmove_args, expand_builtin_bcopy,
7905 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
7906 expand_builtin_strspn, expand_builtin_strcspn,
7907 expand_builtin_fputs): Remove these.
7908 (expand_builtin): Don't call the above, change calls to other
7909 expanders that changed prototype.
7910 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
7911 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
7912 fold_builtin_interclass_mathfn.
7913 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
7914 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
7916 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
7917 * passes.c (init_optimization_passes): Move pass_fold_builtins
7918 after last phiopt pass.
7919 * tree-inline.c (fold_marked_statements): When folding builtins
7920 iterate over all instruction potentially generated.
7921 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
7923 (fold_gimple_call): Use it to always fold calls (into potentially
7924 multiple instructions).
7925 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
7926 calls into zero at this time.
7927 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
7928 statements generated by builtin folding.
7930 2009-09-28 Nick Clifton <nickc@redhat.com>
7932 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
7934 2009-09-28 Duncan Sands <baldrick@free.fr>
7936 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
7937 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
7938 (register_callback): Dispatch it.
7939 (invoke_plugin_callbacks): Incorporate in sanity check.
7940 * ggc.h (ggc_register_cache_tab): Add declaration.
7941 * ggc-common.c (ggc_register_root_tab): Simplify.
7942 (const_ggc_cache_tab_t): New typedef.
7943 (extra_cache_vec): New vector of dynamically added cache tables.
7944 (ggc_register_cache_tab): New function.
7945 (ggc_scan_cache_tab): New function.
7946 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
7947 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
7949 2009-09-27 Richard Henderson <rth@redhat.com>
7951 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
7952 which we remove __builtin_stack_restore.
7954 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
7956 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
7957 to test for GRD_INVARIANT.
7958 (simple_rhs_p): Anything that's function_invariant_p is fine.
7960 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
7962 * gengtype.c (main): Use plunge_files instead of plugin_output.
7964 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
7965 Rafael Avila de Espindola <espindola@google.com>
7967 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
7968 Don't print pch related info if it is false.
7969 (main): Don't print pch info in plugin mode.
7971 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
7973 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
7974 with dw_val_class_const_double.
7975 (struct dw_val_struct): Replace val_long_long with val_double and
7976 adjust for above change.
7977 (output_loc_operands): Likewise.
7978 (add_AT_long_long): Rename into...
7979 (add_AT_double): ...this.
7980 (print_die): Replace dw_val_class_long_long with
7981 dw_val_class_const_double and adjust.
7982 (attr_checksum): Likewise.
7983 (same_dw_val_p): Likewise.
7984 (size_of_die): Likewise.
7985 (value_format): Likewise.
7986 (output_die): Likewise.
7987 (loc_descriptor) <CONST_DOUBLE>: Likewise.
7988 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
7989 instead of add_AT_long_long.
7990 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
7991 value with the precision of its type.
7993 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
7996 * c-typeck.c (build_conditional_expr): Use the readonly and
7997 volatile flags of the operand types, not of the operands itself.
7999 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
8001 * collect2.c (main): Look for -brtl before adding libraries.
8003 2009-09-27 Jonathan Gray <jsg@openbsd.org>
8005 * config.gcc: Update OpenBSD targets.
8006 * config/openbsd-stdint.h: New file.
8007 * config/openbsd-libpthread.h: New file.
8008 * config/openbsd.h: Update and break out LIB_SPEC definition.
8009 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
8010 * config/i386/openbsdelf.h: Correct types.
8011 * config/m68k/openbsd.h: Likewise.
8012 * config/mips/openbsd.h: Likewise.
8013 * config/vax/openbsd.h: Likewise.
8015 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
8017 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
8018 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
8019 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
8020 of the length and zero.
8022 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8024 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
8025 (FLAGS_H): Add options.h $(REAL_H).
8026 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
8027 (TREE_VECTORIZER_H): New.
8028 (EBITMAP_H): Renamed from EBIMAP_H.
8029 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
8030 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
8031 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
8032 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
8033 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
8034 (graphite-clast-to-gimple.o, graphite-dependences.o)
8035 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
8036 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
8037 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
8038 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
8039 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
8040 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
8041 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
8042 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
8043 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
8044 updated and fixed as per above changes and per
8045 check_makefile_deps.sh output.
8048 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
8049 * configure: Regenerate.
8051 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8053 * doc/install.texi: Update minimum MPC version to 0.7.
8055 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
8057 * doc/install.texi (Binaries): Remove reference to the binary
8058 distribution CD-ROM from the FSF.
8060 2009-09-26 Michael Matz <matz@suse.de>
8064 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
8065 that are mentioned in the body.
8067 2009-09-26 Michael Matz <matz@suse.de>
8069 PR tree-optimization/41454
8070 * tree-ssa-dom (stmts_to_rescan): Remove variable.
8071 (tree_ssa_dominator_optimize): Don't allocate and free it.
8072 (dom_opt_leave_block): Don't iterate over it.
8073 (eliminate_redundant_computations): Don't return a value.
8074 (cprop_operand, cprop_into_stmt): Ditto.
8075 (optimize_stmt): Don't defer updating stmts.
8077 2009-09-25 Dodji Seketeli <dodji@redhat.com>
8079 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
8080 generic_parameter_die, template_parameter_pack_die,
8081 gen_formal_parameter_die, gen_subprogram_die): Adjust after
8082 renaming DW_TAG_formal_parameter_pack and
8083 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
8084 and DW_TAG_GNU_template_parameter_pack.
8086 2009-09-25 Anatoly Sokolov <aesok@post.ru>
8088 * config/v850/v850.h (FUNCTION_VALUE): Remove.
8089 * config/v850/v850.c (v850_function_value): New function.
8090 (TARGET_FUNCTION_VALUE): Define.
8092 2009-09-25 Jakub Jelinek <jakub@redhat.com>
8094 * tree-vect-stmts.c (vectorizable_call): Call
8095 mark_symbols_for_renaming after vect_finish_stmt_generation.
8097 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
8098 to loc_descriptor_from_tree.
8099 (add_location_or_const_value_attribute): Pass 0 instead of 2
8100 for decl_by_reference_p decls.
8102 2009-09-25 Richard Guenther <rguenther@suse.de>
8105 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
8108 2009-09-25 Ben Elliston <bje@au.ibm.com>
8110 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
8113 2009-09-25 Alan Modra <amodra@bigpond.net.au>
8115 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
8116 form of instruction.
8118 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8121 * fold-const.c (const_binop): Handle complex int division.
8122 * tree-complex.c (expand_complex_div_straight,
8123 expand_complex_div_wide): Update comments.
8125 2009-09-24 DJ Delorie <dj@redhat.com>
8128 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
8129 (reg_class): Likewise.
8130 (REG_CLASS_NAMES): Likewise.
8131 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
8132 (m32c_override_options): Disable -fivopts for M32C.
8134 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
8136 * config/rs6000/predicates.md (indexed_or_indirect_operand):
8137 Delete VSX load/store with update support.
8138 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
8139 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
8143 (VStype_load_update): Ditto.
8144 (VStype_store_update): Ditto.
8145 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
8146 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
8148 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
8149 load/store with update builtins.
8151 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
8153 * libgcc2.c (L_trampoline): Prototype for getpagesize
8154 and mprotect in WINNT case.
8156 2009-09-24 Anatoly Sokolov <aesok@post.ru>
8158 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
8159 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
8160 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
8161 'outgoing' argument.
8162 (TARGET_FUNCTION_VALUE): Define.
8164 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8166 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
8168 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8171 * common.opt: Initialize dwarf_strict to -1.
8172 * toplev.c (process_options): Catch unset dwarf_strict
8173 and set to 0 for all targets not overriding.
8174 * config/darwin.c (darwin_override_options): Catch unset
8175 dwarf_strict and override to 1.
8177 2009-09-24 Jeff Law <law@redhat.com>
8179 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
8181 2009-09-24 Richard Guenther <rguenther@suse.de>
8183 PR tree-optimization/36143
8184 PR tree-optimization/38747
8185 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
8186 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
8188 2009-09-24 Jakub Jelinek <jakub@redhat.com>
8191 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
8192 return false instead of gcc_unreachable (). For CONST return the
8193 value returned by recursive call instead of always returning true.
8194 (tree_add_const_value_attribute): Return the value returned by
8195 add_const_value_attribute instead of always returning true if rtl
8198 2009-09-23 Justin Seyster <jrseys@gmail.com>
8200 * Makefile.in (PLUGIN_HEADERS): Include real.h.
8202 2009-09-24 Jakub Jelinek <jakub@redhat.com>
8204 * cgraphunit.c (cgraph_lower_function): Revert last change.
8205 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
8206 instead of DECL_NO_STATIC_CHAIN.
8207 * tree-cfg.c (verify_gimple_call): Likewise.
8208 * tree-nested.c (get_chain_decl, get_chain_field,
8209 convert_tramp_reference_op, convert_gimple_call): Likewise.
8210 (convert_all_function_calls): Likewise. Always set or clear
8211 DECL_STATIC_CHAIN initially, for !n->outer clear it.
8212 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
8213 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
8215 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
8216 DECL_NO_STATIC_CHAIN.
8217 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
8218 instead of DECL_NO_STATIC_CHAIN.
8219 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
8220 decl_function_context.
8221 * varasm.c (initializer_constant_valid_p): Likewise.
8222 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
8223 (DECL_STATIC_CHAIN): ... this.
8224 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
8225 instead of DECL_NO_STATIC_CHAIN.
8227 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
8228 Rafael Avila de Espindola <espindola@google.com>
8230 * gengtype.c (nb_plugin_files): Make it unsigned to match
8231 num_gt_files. Adjust other variables to avoid warnings.
8232 (main): Allocate an all zero lang_bitmap before each plugin file name
8233 to match regular file names.
8235 2009-09-23 Richard Henderson <rth@redhat.com>
8237 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
8238 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
8239 static chain passed in memory.
8240 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
8241 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
8242 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
8243 STATIC_CHAIN_REGNUM defined.
8245 * config/picochip/picochip-protos.h: s/class/klass/.
8246 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
8247 (picochip_static_chain): New.
8248 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
8249 (STATIC_CHAIN_INCOMING): Remove.
8251 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
8252 (xtensa_static_chain): New.
8253 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
8254 (STATIC_CHAIN_INCOMING): Remove.
8256 2009-09-23 Anatoly Sokolov <aesok@post.ru>
8258 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
8259 * config/pa/pa-protos.h (function_value): Remove.
8260 * config/pa/pa.c (pa_function_value): Rename from function_value.
8261 Make static, add 'outgoing' argument.
8262 (TARGET_FUNCTION_VALUE): Define.
8264 2009-09-23 Anatoly Sokolov <aesok@post.ru>
8266 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
8267 instead of cfun->machine->is_leaf.
8268 * config/avr/avr.h (machine_function): Remove is_leaf field.
8270 2009-09-23 Jakub Jelinek <jakub@redhat.com>
8273 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
8274 DW_OP_piece after DW_OP_stack_value, adjust size calculations
8275 for it, when DW_OP_stack_value and DW_OP_implicit_value has
8276 the same size, prefer DW_OP_stack_value.
8277 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
8278 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
8280 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
8283 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
8285 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
8288 * cfgexpand.c (convert_debug_memory_address): New.
8289 (expand_debug_expr): Convert base address and offset to the same
8290 mode. Use it to convert addresses to other modes. Accept
8293 2009-09-23 Dodji Seketeli <dodji@redhat.com>
8296 * function.h (types_used_by_vars_hash): Declare new hash table.
8297 (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
8298 equality and hash function for the hash table.
8299 (types_used_by_cur_var_decl): Declare a new global chained list.
8300 (types_used_by_var_decl_insert): Declare new function.
8301 * function.c (types_used_by_vars_hash): Define the hashtable ...
8302 (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
8303 its equality and hash functions.
8304 (hash_types_used_by_vars_entry): New hash helper.
8305 (types_used_by_cur_var_decl): Define the global chained list.
8306 (used_types_insert): Update the list of types used by the global
8307 variable being parsed.
8308 (types_used_by_var_decl_insert): Define new function.
8309 * c-common.h (record_types_used_by_current_var_decl): Declare ...
8310 * c-common.c (record_types_used_by_current_var_decl): ... new
8312 * c-decl.c (finish_decl): Record the types used by the global
8313 variable declaration we've just parsed.
8314 * dwarf2out.c (premark_used_types): Insert a new line between
8315 comment and function.
8316 (premark_used_types_helper): Fix comment.
8317 (premark_types_used_by_global_vars_helper,
8318 premark_types_used_by_global_vars): New functions.
8319 (prune_unused_types): Do not prune types used by global variables.
8321 2009-09-23 Richard Guenther <rguenther@suse.de>
8323 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
8324 produced for bigendian targets with promoted subregs.
8326 2009-09-23 Richard Guenther <rguenther@suse.de>
8328 * value-prof.c (gimple_ic): Purge old EH edges only after building
8331 2009-09-23 Nick Clifton <nickc@redhat.com>
8333 * config/arc/arc.c (arc_trampoline_init): Fix typo.
8335 2009-09-23 Jakub Jelinek <jakub@redhat.com>
8338 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
8341 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
8342 on non-nested functions.
8344 2009-09-23 Jakub Jelinek <jakub@redhat.com>
8345 Jan Hubicka <jh@suse.cz>
8347 * dwarf2out.c (loc_list_plus_const): Only define if
8348 DWARF2_DEBUGGING_INFO.
8349 (address_of_int_loc_descriptor): Likewise.
8352 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
8354 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
8357 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
8358 constant is more than zero.
8360 2009-09-23 Alan Modra <amodra@bigpond.net.au>
8363 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
8364 call final to emit non-scheduled prologue, instead insert at entry.
8366 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
8367 Joseph S. Myers <joseph@codesourcery.com>
8369 * doc/install.texi (*-*-freebsd*): Add proper format codes.
8371 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
8372 Rafael Avila de Espindola <espindola@google.com>
8374 * gengtype.c (is_file_equal): New function.
8375 (close_output_files): Use is_file_equal. Free of->buf.
8377 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
8378 Rafael Avila de Espindola <espindola@google.com>
8380 * gengtype.c (write_types, write_local): Add the output_header
8381 argument. Update all callers.
8383 2009-09-22 Dodji Seketeli <dodji@redhat.com>
8385 * dwarf2out.c (template_parameter_pack_die,
8386 gen_formal_parameter_pack_die ): New functions.
8387 (make_ith_pack_parameter_name): Remove this function.
8388 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
8389 DW_TAG_formal_parameter_pack.
8390 (gen_generic_params_dies): Represent each template parameter pack
8391 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
8392 represented by usual DW_TAG_template_*_parameter DIEs that are
8393 children of the DW_TAG_template_parameter_pack element DIE.
8394 (generic_parameter_die): This doesn't deal with parameter pack
8395 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
8396 of parameter pack DIEs.
8397 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
8398 in certain cases, e.g. for pack elements.
8399 (gen_formal_types_die, gen_decl_die): Adjust usage of
8400 gen_formal_parameter_die.
8401 (gen_subprogram_die): Represent each function parameter pack by a
8402 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
8403 represented by usual DW_TAG_formal_parameter DIEs that are children
8404 of the DW_TAG_formal_parameter_pack DIE. Remove references to
8405 ____builtin_va_alist decls as no part of the compiler uses those
8407 * langhooks.h (struct lang_hooks_for_decls): Add
8408 function_parm_expanded_from_pack_p, get_generic_function_decl
8409 and function_parameter_pack_p hooks. Fix comment for
8410 get_innermost_generic_parms hook.
8411 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
8412 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
8413 macros and use them to initialize lang_hook.
8415 2009-09-22 Richard Henderson <rth@redhat.com>
8417 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
8418 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
8419 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
8420 on TRAMPOLINE_TEMPLATE.
8421 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
8422 TRAMPOLINE_ADJUST_ADDRESS.
8423 * targhooks.c (default_asm_trampoline_template): Remove.
8424 (default_trampoline_adjust_address): Remove.
8425 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
8426 * targhooks.h: Update decls.
8428 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8430 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
8431 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
8432 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
8434 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
8437 * reload1.c (reload): Reset debug insns with pseudos without
8440 2009-09-22 Janis Johnson <janis187@us.ibm.com>
8442 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
8443 unconditional true for decimal float modes.
8444 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
8445 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
8447 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
8449 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
8450 Enable a new case for __FreeBSD__ >= 7.
8451 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
8452 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
8453 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
8454 and USE_LD_AS_NEEDED.
8456 * doc/install.texi (*-*-freebsd*): Update target information.
8458 2009-09-22 Richard Guenther <rguenther@suse.de>
8461 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
8462 arrays really properly.
8464 2009-09-22 Richard Henderson <rth@redhat.com>
8467 * target.h (struct gcc_target): Add asm_out.trampoline_template,
8468 calls.static_chain, calls.trampoline_init,
8469 calls.trampoline_adjust_address.
8470 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8471 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
8472 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8473 * builtins.c (expand_builtin_setjmp_receiver): Use
8474 targetm.calls.static_chain; only clobber registers.
8475 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
8476 set up memory attributes properly for the trampoline block.
8477 (expand_builtin_adjust_trampoline): Use
8478 targetm.calls.trampoline_adjust_address.
8479 * calls.c (prepare_call_address): Add fndecl argument. Use
8480 targetm.calls.static_chain.
8481 * df-scan.c (df_need_static_chain_reg): Remove.
8482 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
8483 consolodate static chain handling.
8484 * doc/tm.texi: Document new hooks.
8485 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
8486 (init_emit_regs): Don't initialize them.
8487 * expr.h (prepare_call_address): Update decl.
8488 * final.c (profile_function): Use targetm.calls.static_chain.
8489 * function.c (expand_function_start): Likewise.
8490 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
8491 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
8492 only clobber registers.
8493 * targhooks.c (default_static_chain): New.
8494 (default_asm_trampoline_template, default_trampoline_init): New.
8495 (default_trampoline_adjust_address): New.
8496 * targhooks.h: Declare them.
8497 * varasm.c (assemble_trampoline_template): Use
8498 targetm.asm_out.trampoline_template. Make the memory block const
8501 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
8502 alpha_initialize_trampoline. Make static. Merge VMS parameter
8503 differences into the TARGET_ABI_OPEN_VMS code block.
8504 (TARGET_TRAMPOLINE_INIT): New.
8505 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
8506 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
8507 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
8508 (INITIALIZE_TRAMPOLINE): Remove.
8510 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
8511 (TRAMPOLINE_TEMPLATE): Merge with ...
8512 (INITIALIZE_TRAMPOLINE): ... this and move ...
8513 * config/arc/arc.c (arc_trampoline_init): ... here.
8514 (TARGET_TRAMPOLINE_INIT): New.
8516 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8517 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8518 (arm_asm_trampoline_template): New.
8519 (arm_trampoline_init, arm_trampoline_adjust_address): New.
8520 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
8521 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
8522 code to arm_asm_trampoline_template.
8523 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
8524 arm_trampoline_adjust_address.
8525 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
8526 adjust for target hook parameters.
8528 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
8531 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
8532 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
8533 (bfin_trampoline_init): Rename from initialize_trampoline;
8534 make static; update for target hook parameters.
8535 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
8536 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
8537 bfin_asm_trampoline_template.
8538 (INITIALIZE_TRAMPOLINE): Remove.
8540 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8541 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
8542 cris_trampoline_init): New.
8543 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
8544 cris_asm_trampoline_template.
8545 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
8546 adjust for target hook parameters.
8548 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
8550 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8551 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
8552 fr30_trampoline_init): New.
8553 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
8554 fr30_asm_trampoline_template.
8555 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
8556 adjust for target hook parameters.
8558 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
8559 (frv_trampoline_init): Rename from frv_initialize_trampoline;
8560 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
8561 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
8562 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
8564 * config/h8300/h8300.c (h8300_trampoline_init): New.
8565 (TARGET_TRAMPOLINE_INIT): New.
8566 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
8567 to h8300_trampoline_init and adjust for hook parameters.
8569 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
8570 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
8571 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
8572 make static; adjust for hook parameters.
8573 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
8575 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8576 (TARGET_TRAMPOLINE_INIT): New.
8577 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
8578 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
8579 iq2000_asm_trampoline_template.
8580 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
8581 (TRAMPOLINE_CODE_SIZE): New.
8582 (TRAMPOLINE_SIZE): Use it.
8583 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
8585 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
8586 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
8587 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
8588 adjust for hook parameters.
8589 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
8591 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
8592 (m32r_trampoline_init): New.
8593 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
8594 m32r_trampoline_init.
8596 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
8597 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
8598 make static; update for hook parameters.
8599 * config/m68hc11/m68hc11-protos.h: Update.
8600 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
8602 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8603 (TARGET_TRAMPOLINE_INIT): New.
8604 (mcore_function_value): Fix typo.
8605 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
8606 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
8607 to mcore_asm_trampoline_template.
8608 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
8610 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
8611 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
8612 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
8613 update for hook parameters.
8614 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
8616 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8617 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
8618 mips_trampoline_init): New.
8619 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
8620 mips_asm_trampoline_template.
8621 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
8622 update for hook parameters.
8624 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8625 (TARGET_TRAMPOLINE_INIT): New.
8626 (mmix_trampoline_size): Remove.
8627 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
8628 make static. Remove out-of-date tetra vs octa comment.
8629 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
8630 make static; update for hook parameters.
8631 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
8632 (INITIALIZE_TRAMPOLINE): Remove.
8633 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
8634 (TRAMPOLINE_ALIGNMENT): New.
8635 * gcc/config/mmix/mmix-protos.h: Update.
8637 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8638 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
8639 mn10300_trampoline_init): New.
8640 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
8641 mn10300_asm_trampoline_template.
8642 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
8644 * config/moxie/moxie.c (moxie_static_chain,
8645 moxie_asm_trampoline_template, moxie_trampoline_init,
8646 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
8647 TARGET_TRAMPOLINE_INIT): New.
8648 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
8649 moxie_trampoline_init.
8650 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
8651 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
8653 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
8654 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
8655 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
8656 pa_trampoline_adjust_address): New.
8657 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
8658 pa_asm_trampoline_template.
8659 (TRAMPOLINE_ALIGNMENT): New.
8660 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
8661 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
8662 adjust for hook parameters.
8663 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
8665 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
8666 (TARGET_TRAMPOLINE_INIT): New.
8667 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
8668 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
8670 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
8672 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
8673 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
8674 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
8675 make static; adjust parameters for the hook.
8676 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
8678 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
8679 s390_trampoline_template; make static.
8680 (s390_trampoline_init): Rename from s390_initialize_trampoline;
8681 make static; adjust for target hook.
8682 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
8683 * config/s390/s390-protos.h: Remove trampoline decls.
8684 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
8685 (TRAMPOLINE_TEMPLATE): Remove.
8686 (TRAMPOLINE_ALIGNMENT): New.
8688 * config/score/score-protos.h (score_initialize_trampoline): Remove.
8689 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8690 (TARGET_TRAMPOLINE_INIT): New.
8691 (score_asm_trampoline_template): New.
8692 (score_trampoline_init): Rename from score_initialize_trampoline;
8693 make static; adjust for hook parameters.
8694 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
8695 score[37]_asm_trampoline_template.
8696 (INITIALIZE_TRAMPOLINE): Remove.
8697 * config/score/score3.c (score3_asm_trampoline_template): New.
8698 (score3_trampoline_init): Rename from score3_initialize_trampoline;
8699 adjust for target hook.
8700 * config/score/score7.c (score7_asm_trampoline_template): New.
8701 (score7_trampoline_init): Rename from score7_initialize_trampoline;
8702 adjust for target hook.
8703 * config/score/score3.h, config/score/score7.h: Update.
8705 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
8706 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
8707 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
8708 (sh_trampoline_init): Rename from sh_initialize_trampoline;
8709 make static; adjust for target hook parameters.
8710 (sh_trampoline_adjust_address): New.
8711 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
8712 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
8714 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
8715 (sparc32_initialize_trampoline): Rename from
8716 sparc_initialize_trampoline; make static; replace tramp parameter
8717 with m_tramp and update memory accesses.
8718 (sparc64_initialize_trampoline): Similarly.
8719 (sparc_trampoline_init): New.
8720 * config/sparc/sparc-protos.h: Remove trampoline decls.
8721 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
8722 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
8724 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
8725 (array_to_constant): Make ARR parameter const.
8726 (spu_trampoline_init): Rename from spu_initialize_trampoline;
8727 make static; update for hook parameters.
8728 * config/spu/spu-protos.h: Update decls.
8729 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
8731 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
8732 from xstormy16_initialize_trampoline; make static; update for
8734 (TARGET_TRAMPOLINE_INIT): New.
8735 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
8737 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8738 (TARGET_TRAMPOLINE_INIT): New.
8739 (v850_can_eliminate): Make static.
8740 (v850_asm_trampoline_template, v850_trampoline_init): New.
8741 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
8742 v850_asm_trampoline_template.
8743 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
8744 and adjust for target hook parameters.
8746 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8747 (TARGET_TRAMPOLINE_INIT): New.
8748 (vax_asm_trampoline_template, vax_trampoline_init): New.
8749 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
8750 vax_asm_trampoline_template.
8751 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
8753 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
8754 (TARGET_TRAMPOLINE_INIT): New.
8755 (xtensa_asm_trampoline_template): Rename from
8756 xtensa_trampoline_template; make static.
8757 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
8758 make static; update for hook parameters.
8759 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
8760 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
8761 (INITIALIZE_TRAMPOLINE): Remove.
8763 * config/i386/i386.c (ix86_function_regparm): Do not issue an
8764 error for nested functions with regparm=3.
8765 (ix86_compute_frame_layout): Adjust frame pointer offset for
8766 ix86_static_chain_on_stack.
8767 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
8768 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
8769 don't reset to UNITS_PER_WORD.
8770 (ix86_emit_leave): Adjust ix86_cfa_state.
8771 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
8772 (ix86_static_chain): New.
8773 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
8774 make static; update for target hook parameters; use ix86_static_chain.
8775 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
8776 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
8777 (INITIALIZE_TRAMPOLINE): Remove.
8778 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
8779 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
8780 to the end. Add static_chain_on_stack.
8781 (ix86_static_chain_on_stack): New.
8783 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
8784 (m68k_output_mi_thunk): Don't use static_chain_rtx.
8785 (m68k_trampoline_init): New.
8786 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
8787 m68k_trampoline_init and adjust for hook parameters.
8788 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
8789 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
8791 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8793 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
8794 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
8796 * reload1.c (reload): Call wrap_constant when substituting
8797 reg for equiv inside of DEBUG_INSNs.
8800 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
8801 add_call_src_coords_attributes, add_high_low_attributes,
8802 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
8803 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
8804 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
8805 when -gdwarf-2 -gstrict-dwarf.
8806 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
8807 -gdwarf-[23] -gstrict-dwarf.
8808 (address_of_int_loc_descriptor, loc_descriptor,
8809 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
8810 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
8811 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
8813 2009-09-22 Richard Guenther <rguenther@suse.de>
8815 PR tree-optimization/41428
8816 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
8817 (ccp_finalize): Pass it to substitute_and_fold.
8819 2009-09-22 Richard Guenther <rguenther@suse.de>
8821 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
8822 (substitute_and_fold): Adjust prototype.
8823 * tree-vrp.c (vrp_evaluate_conditional): Make static.
8824 (simplify_stmt_using_ranges): Likewise.
8825 (fold_predicate_in): Move here from tree-ssa-propagate.c.
8826 (vrp_fold_stmt): New function.
8827 (vrp_finalize): Pass it to substitute_and_fold.
8828 * tree-flow.h (vrp_evaluate_conditional): Remove.
8829 (simplify_stmt_using_ranges): Likewise.
8830 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
8831 * tree-ssa-copy.c (fini_copy_prop): Likewise.
8832 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
8834 (fold_predicate_in): Move to tree-vrp.c.
8835 (substitute_and_fold): Use the callback instead of calling into
8836 tree-vrp.c functions directly.
8838 2009-09-22 Jakub Jelinek <jakub@redhat.com>
8840 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
8841 comparison warning on rs6000.
8844 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
8845 GIMPLE_EH_MUST_NOT_THROW cleanup.
8846 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
8848 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
8851 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
8852 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
8853 LIB_SPEC for darwin10 and later since it always uses the unwinder in
8854 libSystem which is derived from the gcc 4.2.1 unwinder.
8856 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8859 * varasm.c (default_encode_section_info): Copy TLS model into
8860 sym_ref flags regardless of backend support for TLS, for all
8861 model types except TLS_MODEL_EMULATED.
8863 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
8866 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
8867 we can handle it correctly.
8869 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8871 * doc/install.texi (os2): Remove section.
8873 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
8875 * doc/standards.texi (Objective-C): Adjust two URLs.
8877 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
8879 * tree-tailcall.c (process_assignment): Don't check if a
8880 multiplication or an addition are already present.
8881 (find_tail_calls): Combine multiple additions and multiplications.
8882 (adjust_accumulator_values): Emit accumulators.
8884 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
8886 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
8887 xmm register restore.
8889 2009-09-21 Jan Hubicka <jh@suse.cz>
8891 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
8892 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
8895 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
8897 * stor-layout.c (layout_type): Remove obsolete code.
8899 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
8902 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
8904 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8907 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
8908 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
8909 (fold_builtin_2, do_mpc_arg1): Update accordingly.
8910 * fold-const.c (const_binop): Likewise.
8911 * real.h (do_mpc_arg2): Update prototype.
8913 2009-09-20 Jan Hubicka <jh@suse.cz>
8915 * dwarf2out.c (add_const_value_attribute): Return true if successful.
8916 (add_location_or_const_value_attribute): Rewrite using
8918 (tree_add_const_value_attribute): Return true if successful.
8919 (tree_add_const_value_attribute_for_decl): Likewise.
8921 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
8922 (loc_descriptor): ... here;
8923 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8924 (cst_pool_loc_descr): Break out from ...; do not reffer constant
8925 pool items that was not marked for output.
8926 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
8927 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8928 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
8929 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
8930 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
8931 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
8932 DW_OP_stack_value to get address of items that are not available
8934 (dw_loc_list): Handle single element lists correctly.
8936 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
8937 Pascal Obry <obry@adacore.com>
8939 * unwind-dw2-fde.c (classify_object_over_fdes):
8940 Cast the constant 1 to _Unwind_Ptr.
8941 (add_fdes): Likewise.
8942 (linear_search_fdes): Likewise.
8944 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
8946 * stor-layout.c (set_sizetype): Avoid useless type copy.
8948 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
8950 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
8952 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
8953 * configure, config.in: Regenerate.
8954 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
8956 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
8957 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
8958 for global data if the output could be used in a shared library.
8959 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
8960 to 0 if TARGET_WRITABLE_EH_FRAME.
8962 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
8964 PR rtl-optimization/39886
8965 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
8966 just when insn is equal to BB_END (bb).
8968 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
8970 * config/mips/mips.opt (mrelax-pic-calls): New option.
8971 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
8973 (mips_unspec_call): Change "unspec_call" expander into this.
8974 (mips_strip_unspec_call): New function.
8975 (mips_got_load): Call mips_unspec_call instead of
8976 gen_unspec_call<mode>.
8977 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
8979 (mips_cfg_in_reorg): New function.
8980 (mips16_lay_out_constants): Use it to decide whether to call
8981 CFG-aware insn splitting.
8982 (r10k_insert_cache_barriers): Move CFG set-up code from here to
8983 mips_reorg. Move DF set-up code from here ...
8984 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
8986 (mips_reorg): Call mips_df_reorg instead of
8987 r10k_insert_cache_barriers. Move CFG set-up code here from
8988 r10k_insert_cache_barriers.
8989 (mips_call_expr_from_insn): New function.
8990 (mips_pic_call_symbol_from_set): Likewise.
8991 (mips_find_pic_call_symbol): Likewise.
8992 (mips_annotate_pic_call_expr): Likewise.
8993 (mips_get_pic_call_symbol): Likewise.
8994 (mips_annotate_pic_calls): Likewise.
8995 (mips_override_options): Disable -mrelax-pic-calls unless PIC
8997 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
8998 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
8999 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
9001 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
9002 (unspec_call<mode>): Remove it.
9003 (sibcall_internal, sibcall_value_internal,
9004 sibcall_value_multiple_internal, call_internal, call_split,
9005 call_value_internal, call_value_split,
9006 call_value_multiple_internal, call_value_multiple_split): Pass
9007 SIZE_OPNO to MIPS_CALL.
9008 (call_internal_direct, call_direct_split,
9009 call_value_internal_direct, call_value_direct_split): Pass -1 as
9010 SIZE_OPNO to MIPS_CALL.
9011 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
9012 * configure: Regenerate.
9013 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
9014 and -mno-relax-pic-calls.
9015 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
9017 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9020 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
9021 in the directory this rule is called from, rather than the
9022 toplevel 'gcc' directory, to fix in-tree build.
9024 2009-09-19 Chris Demetriou <cgd@google.com>
9026 PR preprocessor/28435:
9027 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
9028 to cpplib that the preprocessor output is needed.
9030 2009-09-19 Jakub Jelinek <jakub@redhat.com>
9032 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
9033 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
9034 *return_and_restore_fpregs_<mode>,
9035 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
9038 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
9039 instead of assuming it has always a REG inside of it.
9041 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
9043 * config/freebsd.h: Update comment on types.
9044 (WINT_TYPE): Define.
9046 2009-09-18 Jason Merrill <jason@redhat.com>
9048 * c.opt: Add -fno-deduce-init-list.
9050 2009-09-18 Neil Vachharajani <nvachhar@google.com>
9052 * value-prof.c (interesting_stringop_to_profile_p): Added output
9053 argument to indicate which parameter is the size parameter.
9054 * value-prof.c (gimple_stringop_fixed_value): Use
9055 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
9056 * value-prof.c (gimple_stringops_transform): Update call sites to
9057 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
9059 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
9062 From David Binderman <dcb314@hotmail.com>:
9063 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
9064 local variable f. Remove stale comments.
9065 (ix86_compute_frame_layout): Remove useless local variable total_size.
9066 Remove #if 0'd code.
9067 (legitimate_address_p): Remove useless local variables
9068 reason_rtx and reason.
9069 (ix86_split_copysign_const): Remove useless local variable op1.
9070 (scale_counter): Remove useless local variable piece_size_mask.
9072 2009-09-18 Jakub Jelinek <jakub@redhat.com>
9074 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
9077 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
9080 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
9082 2009-09-17 Jakub Jelinek <jakub@redhat.com>
9084 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
9087 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
9089 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
9090 DW_OP_implicit_value even without dwarf_version 4.
9092 2009-09-17 Jan Hubicka <jh@suse.cz>
9094 * dwarf2out.c: Include tree-pass.h and gimple.h.
9095 (loc_list_plus_const): New function.
9096 (loc_descriptor_from_tree_1): Rename to ...
9097 (loc_descriptor_from_tree): ... remove original.
9098 (loc_list_from_tree): New function.
9099 (add_AT_location_description): Accept location list.
9100 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
9101 (concatn_mem_loc_descriptor): Remove.
9102 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
9104 (secname_for_decl): Move up.
9105 (hidden_reference_p): New function; break out from ...
9106 (loc_by_refernece): ... here; move up.
9107 (dw_loc_list): New function.
9108 (single_element_loc_list): New function.
9109 (single_element_loc_list_p): New function.
9110 (add_loc_descr_to_each): New function.
9111 (add_loc_list): New function.
9112 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
9113 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
9114 add diagnostics why expansion failed.
9115 (add_location_or_const_value_attribute): Support location lists.
9116 (add_bound_info): Likewise.
9117 (descr_info_loc): Update call of loc_descriptor_from_tree.
9118 (gen_variable_die): Work on location lists.
9119 * final.c (pass_final): Add dump file.
9120 * Makefile.in (dwarf2out.o): Add new dependencies.
9122 2009-09-17 Janis Johnson <janis187@us.ibm.com>
9125 * real.c decimal_from_integer, decimal_integer_string): New.
9126 (real_from_integer): Use them as special case for decimal float.
9127 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
9128 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
9129 Do not append zero after the decimal point in string to convert.
9131 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
9133 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
9134 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
9136 2009-09-17 Martin Jambor <mjambor@suse.cz>
9138 * common.opt (fipa-sra): New switch.
9139 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
9140 * timevar.def (TV_IPA_SRA): New timevar.
9141 * params.def (ipa-sra-ptr-growth-factor): New parameter.
9142 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
9143 * tree-sra.c: Include cgraph.c.
9144 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
9145 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
9146 and grp_not_necessarilly_dereferenced.
9147 (func_param_count): New variable.
9148 (encountered_apply_args): New variable.
9149 (bb_dereferences): New variable.
9150 (final_bbs): New variable.
9151 (no_accesses_representant): New variable.
9152 (no_accesses_p): New function.
9153 (dump_access): Dump the new fields.
9154 (sra_initialize): Set encountered_apply_args to false.
9155 (get_ssa_base_param): New function.
9156 (mark_parm_dereference): New function.
9157 (create_access): Caring for INIDRECT_REFs and different handling of
9158 varialble length accesses in early IPA SRA. Store the stmt - a new
9159 parameter - to the new access.
9160 (build_access_from_expr_1): New parameter stmt, passed to
9161 create_access. Handle INDIRECT_REFs.
9162 (build_access_from_expr): Pass the current statement to
9163 build_access_from_expr_1.
9164 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
9166 (build_accesses_from_assign): Pass the current statement to
9167 build_access_from_expr_1. Do not create assign links in IPA-SRA.
9168 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
9169 final_bbs when necessary. Check for calls to __builtin_apply_args.
9170 Fixup EH info if anythng was changed.
9171 (is_unused_scalar_param): New function.
9172 (ptr_parm_has_direct_uses): New function.
9173 (find_param_candidates): New function.
9174 (mark_maybe_modified): New function.
9175 (analyze_modified_params): New function.
9176 (propagate_dereference_distances): New function.
9177 (dump_dereferences_table): New function.
9178 (analyze_caller_dereference_legality): New function.
9179 (unmodified_by_ref_scalar_representative): New function.
9180 (splice_param_accesses): New function.
9181 (decide_one_param_reduction): New function.
9182 (enum ipa_splicing_result): New type.
9183 (splice_all_param_accesses): New function.
9184 (get_param_index): New function.
9185 (turn_representatives_into_adjustments): New function.
9186 (analyze_all_param_acesses): New function.
9187 (get_replaced_param_substitute): New function.
9188 (get_adjustment_for_base): New function.
9189 (replace_removed_params_ssa_names): New function.
9190 (sra_ipa_reset_debug_stmts): New function.
9191 (sra_ipa_modify_expr): New function.
9192 (sra_ipa_modify_assign): New function.
9193 (convert_callers): New function.
9194 (modify_function): New function.
9195 (ipa_sra_preliminary_function_checks): New function.
9196 (ipa_early_sra): New function.
9197 (ipa_early_sra_gate): New function.
9198 (pass_early_ipa_sra): New variable.
9199 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
9201 2009-09-17 Michael Matz <matz@suse.de>
9204 * tree.c (build_type_attribute_qual_variant): Export.
9205 * tree.h (build_type_attribute_qual_variant): Declare.
9206 * tree-inline.c (remap_type_1): Use it to build variants with
9207 the original qualifiers and attributes.
9209 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9211 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
9212 without a fallthrough edge.
9214 2009-09-16 DJ Delorie <dj@redhat.com>
9216 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
9217 chip and ignore the "fast_interrupt" attribute if so.
9219 2009-09-16 Richard Henderson <rth@redhat.com>
9222 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
9225 2009-09-16 Richard Henderson <rth@redhat.com>
9228 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
9229 is set only if DECL_NO_STATIC_CHAIN is unset.
9230 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
9231 (FOR_EACH_NEST_INFO): New.
9232 (walk_all_functions): Use it.
9233 (finalize_nesting_tree): Likewise.
9234 (unnest_nesting_tree): Likewise.
9235 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
9236 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
9237 (convert_gimple_call): Early out if gimple_call_chain already set.
9238 (convert_all_function_calls): Iterate until no new functions
9239 require a static chain.
9240 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
9241 when building a trampoline. Use dump_function_to_file instead
9243 (lower_nested_functions): Open dump_file. Validate that decls
9244 that have DECL_NO_STATIC_CHAIN from the front end don't have that
9245 bit reset by this pass.
9247 2009-09-16 Michael Matz <matz@suse.de>
9250 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
9251 shorten decl_common_unused.
9252 (DECL_RESTRICTED_P): New accessor.
9253 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
9254 to disambiguate marked decls and restrict pointers.
9256 2009-09-16 Richard Henderson <rth@redhat.com>
9259 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
9261 2009-09-16 Jakub Jelinek <jakub@redhat.com>
9263 * integrate.c (set_block_abstract_flags): Call
9264 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
9266 2009-09-16 Richard Guenther <rguenther@suse.de>
9269 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
9272 2009-09-16 DJ Delorie <dj@redhat.com>
9273 Kaz Kojima <kkojima@gcc.gnu.org>
9275 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
9276 (sh_expand_prologue): Update calls to output_stack_adjust.
9277 (sh_expand_epilogue): Likewise.
9279 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
9282 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
9283 trying to limit the extent of searches in the insn stream.
9285 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
9286 Jakub Jelinek <jakub@redhat.com>
9290 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
9292 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
9293 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
9294 (rs6000_savres_strategy): Always save FP registers inline if the
9295 target doesn't support hardware double-precision. Set the above
9296 bits in return value when needed.
9297 (rs6000_savres_routine_sym): Fix computation for cache selector.
9298 Mark the generated symbol as a function. Rename exitp argument to
9299 lr. Move code for determining the name of the symbol...
9300 (rs6000_savres_routine_name): ...here. New function. Add cases for
9301 getting the names right on AIX and 64-bit Linux.
9302 (savres_routine_name): New variable.
9303 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
9304 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
9305 on what the target routine uses as a base register. If savep && lr
9306 describe saving of r0 into memory slot.
9307 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
9308 line calls for AIX ABI.
9309 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
9310 determine FP save/restore functions.
9311 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
9312 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
9314 (rs6000_emit_epilogue): Adjust computation of restore_lr.
9315 Duplicate restoration of LR and execute the appropriate one
9316 depending on whether GPRs are being restored inline. Set r11 from
9317 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
9318 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
9319 Fix out of line calls for AIX ABI.
9320 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
9322 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
9324 (*restore_gpregs_spe): Likewise.
9325 (*return_and_restore_gpregs_spe): Likewise.
9326 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
9327 Define to empty string unconditionally.
9328 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
9329 Define to empty string unconditionally.
9330 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
9333 2009-09-15 Jan Hubicka <jh@suse.cz>
9335 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
9336 * params.def (inline-insns-auto): Likewise.
9338 2009-09-15 Martin Jambor <mjambor@suse.cz>
9340 * ipa-inline.c (estimate_function_body_sizes): Dump info about
9341 individual statements only at TDF_DETAILS dump level. Format
9342 source for 80 characters per line.
9344 2009-09-15 Christian Bruel <christian.bruel@st.com>
9346 * regrename.c (do_replace): Update REG_DEAD notes.
9348 2009-09-15 Revital Eres <eres@il.ibm.com>
9350 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
9351 * targhooks.c (default_builtin_support_vector_misalignment):
9352 New builtin function.
9353 * targhooks.h (default_builtin_support_vector_misalignment):
9355 * target.h (builtin_support_vector_misalignment):
9356 New field in struct gcc_target.
9357 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
9358 new builtin function.
9359 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
9361 * config/rs6000/rs6000.c
9362 (rs6000_builtin_support_vector_misalignment): New function.
9363 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
9365 2009-09-15 Jie Zhang <jie.zhang@analog.com>
9367 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
9369 (bfin_optimize_loop): Likewise.
9370 (bfin_gen_bundles): Likewise.
9371 (workaround_speculation): Likewise.
9372 (find_load): Return NULL_RTX for debug_insn.
9374 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
9376 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
9379 2009-09-14 DJ Delorie <dj@redhat.com>
9381 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
9382 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
9385 2009-09-14 Richard Henderson <rth@redhat.com>
9386 Jakub Jelinek <jakub@redhat.com>
9388 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
9389 * cfgbuild.c (make_edges): Handle asm goto.
9390 * cfglayout.c (fixup_reorder_chain): Likewise.
9391 * cfgrtl.c (patch_jump_insn): Likewise.
9392 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
9393 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
9394 (gimple_build_asm_vec): Add and use labels parameter.
9395 (gimple_build_asm): Remove.
9396 (walk_gimple_asm): Walk labels too.
9397 * gimple.def (GIMPLE_ASM): Update docs.
9398 * gimple.h: Update decls.
9399 (struct gimple_statement_asm): Change nc to use unsigned char;
9401 (gimple_asm_nlabels): New.
9402 (gimple_asm_label_op, gimple_asm_set_label_op): New.
9403 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
9404 into gimple_build_asm_vec.
9405 * jump.c (mark_jump_label_asm): New.
9406 (mark_jump_label): Use it.
9407 (redirect_jump_1): Handle asm goto.
9408 (invert_jump_1): Soft fail if X is null.
9409 * recog.c (extract_asm_operands): New.
9410 (asm_noperands): Use it; handle asm labels.
9411 (decode_asm_operands): Use extract_asm_operands.
9412 (asm_operand_ok): Properly handle empty string.
9413 * reg-stack.c (get_asm_operands_in_out): Rename from
9414 get_asm_operand_n_inputs; use extract_asm_operands; return both
9415 inputs and outputs by reference; update all callers.
9416 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
9417 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
9418 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
9419 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
9420 (extract_asm_operands): Declare.
9421 * stmt.c (expand_asm_operands): Add and use labels parameter.
9422 (check_unique_operand_names): Likewise.
9423 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
9424 (expand_asm_stmt): Handle asm labels.
9425 * tree-cfg.c (make_gimple_asm_edges): New.
9426 (make_edges): Use it.
9427 (cleanup_dead_labels): Handle asm labels.
9428 (is_ctrl_altering_stmt): Likewise.
9429 (gimple_redirect_edge_and_branch): Likewise.
9430 * tree.def (ASM_EXPR): Add 5th operand.
9431 * tree.h (ASM_LABELS): New.
9432 (resolve_asm_operand_names): Update decl.
9434 * c-parser.c (c_parser_asm_statement): Parse asm goto.
9435 (c_parser_asm_goto_operands): New.
9436 * c-tree.h (build_asm_expr): Update decl.
9437 * c-typeck.c (build_asm_expr): Add and use labels parameter.
9438 * doc/extend.texi: Document asm goto.
9440 2009-09-14 Richard Henderson <rth@redhat.com>
9442 * except.h: Update declarations.
9443 (struct pointer_map_t): Forward declare.
9444 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
9445 (struct eh_landing_pad_d, eh_landing_pad): New.
9446 (struct eh_catch_d, eh_catch): New.
9447 (struct eh_region_d): Remove next_region_sharing_label, aka,
9448 label, tree_label, landing_pad, post_landing_pad, resume,
9449 may_contain_throw. Rename region_number to index. Remove
9450 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
9451 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
9452 (VEC(eh_landing_pad,gc)): New.
9453 (struct eh_status): Remove last_region_number. Add lp_array,
9454 throw_stmt_table, ttype_data, ehspec_data.
9455 (ehr_next, FOR_ALL_EH_REGION_AT): New.
9456 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
9457 * except.c (lang_protect_cleanup_actions): Return tree.
9458 (struct ehl_map_entry): Remove.
9459 (init_eh_for_function): Push zero entries for region and lp_array.
9460 (gen_eh_region): Add to region_array immediately.
9461 (gen_eh_region_catch): Operate on eh_catch objects.
9462 (gen_eh_landing_pad): New.
9463 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
9464 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
9465 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
9466 (get_eh_landing_pad_from_number_fn): New.
9467 (get_eh_landing_pad_from_number): New.
9468 (get_eh_region_from_lp_number_fn): New.
9469 (get_eh_region_from_lp_number): New.
9470 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
9471 (get_exception_pointer, get_exception_filter): Remove.
9472 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
9473 (current_function_has_exception_handlers): Simplify.
9474 (bring_to_root, eh_region_replaceable_by_p): Remove.
9475 (replace_region, hash_type_list, hash_eh_region): Remove.
9476 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
9477 (label_to_region_map, num_eh_regions): Remove.
9478 (get_next_region_sharing_label, must_not_throw_labels): Remove.
9479 (find_exception_handler_labels): Remove.
9480 (duplicate_eh_regions_0, find_prev_try): Remove.
9481 (struct duplicate_eh_regions_data): New.
9482 (duplicate_eh_regions_1): Rewrite.
9483 (duplicate_eh_regions): Return a pointer map instead of an
9485 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
9486 (redirect_eh_edge_to_label): Remove.
9487 (eh_region_outermost): Rewrite using eh_region pointers
9488 instead of integers.
9489 (add_ttypes_entry): Update for ttype_data move to eh_status.
9490 (add_ehspec_entry): Rewrite with VEC instead of varray.
9491 (assign_filter_values): Likewise. Export.
9492 (build_post_landing_pads, connect_post_landing_pads): Remove.
9493 (dw2_build_landing_pads): Rewrite to use lp_array.
9494 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
9495 (sjlj_assign_call_site_values): Rewrite to use lp_array.
9496 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
9497 (sjlj_mark_call_sites): Update for landing pad numbers.
9498 (finish_eh_generation): Rewrite.
9499 (gate_handle_eh): Do nothing for no eh tree.
9500 (pass_rtl_eh): Move up near finish_eh_generation.
9501 (remove_eh_landing_pad): New.
9502 (remove_eh_handler): Export.
9503 (remove_eh_region, remove_eh_handler_and_replace): Remove.
9504 (for_each_eh_label): Rewrite to use lp_array.
9505 (make_reg_eh_region_note): New.
9506 (make_reg_eh_region_note_nothrow_nononlocal): New.
9507 (insn_could_throw_p): New.
9508 (copy_reg_eh_region_note_forward): New.
9509 (copy_reg_eh_region_note_backward): New.
9510 (check_handled, add_reachable_handler): Remove.
9511 (reachable_next_level, foreach_reachable_handler): Remove.
9512 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
9513 (get_eh_region_and_lp_from_rtx): New.
9514 (get_eh_region_from_rtx): New.
9515 (can_throw_internal_1, can_throw_external_1): Remove.
9516 (can_throw_internal): Use get_eh_region_from_rtx.
9517 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
9518 (insn_nothrow_p, can_nonlocal_goto): New.
9519 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
9520 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
9521 (add_action_record): Use VEC not varray.
9522 (collect_one_action_chain): Update for eh_region changes.
9523 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
9524 Use get_eh_region_and_lp_from_rtx.
9525 (gate_convert_to_eh_region_ranges): New.
9526 (pass_convert_to_eh_region_ranges): Use it.
9527 (push_uleb128, push_sleb128): Use VEC not varray.
9528 (output_one_function_exception_table): Likewise.
9529 (dump_eh_tree): Update for eh_region changes.
9530 (verify_eh_tree): Likewise.
9531 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
9532 * tree-eh.c: Include target.h.
9533 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
9534 Don't disallow GIMPLE_RESX; adjust argument check.
9535 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
9536 (record_stmt_eh_region): Update for landing pad numbers;
9537 generate a landing pad if necessary.
9538 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
9539 (remove_stmt_from_eh_lp_fn): Similarly.
9540 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
9541 Update for lp numbers; don't special case missing throw_stmt_table.
9542 (lookup_expr_eh_lp): Similarly.
9543 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
9544 (eh_seq, eh_region_may_contain_throw): New.
9545 (struct leh_state): Add ehp_region.
9546 (struct leh_tf_state): Remove eh_label.
9547 (emit_post_landing_pad): New.
9548 (emit_resx, emit_eh_dispatch): New.
9549 (note_eh_region_may_contain_throw): New.
9550 (frob_into_branch_around): Take eh_region not eh label;
9551 emit eh code into eh_seq.
9552 (honor_protect_cleanup_actions): Early exit for no actions. Don't
9553 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
9554 lower_eh_must_not_throw. Emit code to eh_seq.
9555 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
9556 (lower_try_finally_onedest): Likewise.
9557 (lower_try_finally_copy): Likewise.
9558 (lower_try_finally_switch): Likewise.
9559 (lower_try_finally): Initialize ehp_region.
9560 (lower_catch): Update for eh_catch objects.
9561 (lower_eh_filter): Don't handle must_not_throw.
9562 (lower_eh_must_not_throw): New.
9563 (lower_cleanup): Don't set eh_label.
9564 (lower_eh_constructs_2): Resolve eh builtins.
9565 Handle GIMPLE_EH_MUST_NOT_THROW.
9566 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
9567 Add eh_seq to the end of the function body.
9568 (make_eh_dispatch_edges): New.
9569 (make_eh_edge): Remove.
9570 (make_eh_edges): Simplify for landing pads.
9571 (redirect_eh_edge_1): New.
9572 (redirect_eh_edge): Use it.
9573 (redirect_eh_dispatch_edge): New.
9574 (stmt_could_throw_p): Use a switch. Allow RESX.
9575 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
9576 (stmt_can_throw_internal): Likewise.
9577 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
9578 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
9579 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
9580 (gate_refactor_eh): New.
9581 (pass_refactor_eh): Use it.
9582 (lower_resx, execute_lower_resx, pass_lower_resx): New.
9583 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
9584 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
9585 (remove_unreachable_handlers): Rename from
9586 tree_remove_unreachable_handlers; rewrite for landing pads;
9587 call remove_eh_handler directly.
9588 (remove_unreachable_handlers_no_lp): New.
9589 (unsplit_eh, unsplit_all_eh): New.
9590 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
9591 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
9592 (cleanup_empty_eh_unsplit): New.
9593 (cleanup_empty_eh): Rewrite.
9594 (cleanup_all_empty_eh): New.
9595 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
9596 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
9597 (gate_cleanup_eh): New.
9598 (pass_cleanup_eh): Use it.
9599 (verify_eh_edges): Move later in file. Expect one EH edge.
9600 (verify_eh_dispatch_edge): New.
9602 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
9603 (gtype-desc.o): Add TARGET_H.
9604 (tree.o): Use EXCEPT_H, not except.h.
9605 (cfgbuild.o): Add EXPR_H.
9606 (GTFILES): Add vecprim.h.
9607 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
9608 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
9609 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
9610 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
9611 * calls.c (emit_call_1): Use make_reg_eh_region_note.
9612 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
9613 calls to can_throw_internal.
9614 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
9615 (make_edges): Don't handle RESX; use can_nonlocal_goto.
9616 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
9617 (expand_gimple_stmt): Use make_reg_eh_region_note.
9618 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
9619 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
9620 or find_exception_handler_labels.
9621 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
9622 there is exacly one EH edge. Use can_nonlocal_goto and
9624 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
9625 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
9626 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
9627 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
9628 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
9629 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
9630 * dse.c (scan_insn): Use insn_could_throw_p.
9631 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
9632 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
9633 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
9634 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
9635 EXC_PTR_EXPR or FILTER_EXPR.
9636 (tree_expr_nonzero_warnv_p): Likewise.
9637 * function.h: Include vecprim.h, not varray.h
9638 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
9639 move ttype_data and ehspec_data members to struct eh_status; change
9640 action_record_data member to a VEC.
9641 * gcse.c (hash_scan_set): Use can_throw_internal.
9642 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
9643 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
9644 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
9645 (block_may_fallthru): Don't handle RESX_EXPR.
9646 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
9647 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
9648 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
9649 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
9650 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
9651 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
9652 (gimple_size): Likewise.
9653 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
9654 (gimple_build_resx): Use gimple_build_with_ops.
9655 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
9656 (is_gimple_val): Likewise.
9657 (is_gimple_stmt): Remove RESX_EXPR.
9658 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
9659 (GIMPLE_RESX): Reorder with other EH constructs.
9660 * gimple.h (struct gimple_statement_eh_mnt): New.
9661 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
9662 (gimple_eh_filter_must_not_throw): Remove.
9663 (gimple_eh_filter_set_must_not_throw): Remove.
9664 (gimple_eh_must_not_throw_fndecl): New.
9665 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
9666 (is_gimple_resx): New.
9667 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
9668 Don't copy EH_FILTER_MUST_NOT_THROW.
9669 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
9670 * ipa-inline.c (estimate_function_body_sizes): Don't try to
9671 handle must_not_throw_labels specially.
9672 * ipa-pure-const.c (check_call): Update debug statement for LP.
9673 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
9674 * ipa-utils.c (get_base_var): Likewise.
9675 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
9676 * lower-subreg.c (move_eh_region_note): Remove.
9677 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
9678 * omp-low.c (new_omp_context): Update for eh_lp_nr.
9679 (create_task_copyfn): Likewise.
9680 (maybe_catch_exception): Use gimple_build_eh_filter.
9681 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
9682 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
9683 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
9684 and pass_lower_resx.
9685 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
9686 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
9687 can_throw_internal, can_nonlocal_goto.
9688 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
9689 copy_reg_eh_region_note_forward.
9690 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
9691 (emit_output_reload_insns): Likewise.
9692 (copy_eh_notes): Remove.
9693 * rtl.def (RESX): Remove.
9694 * rtl.h: Update declarations.
9695 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
9696 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
9697 (update_eh_label): Remove.
9698 (cleanup_dead_labels_eh): New.
9699 (cleanup_deal_labels): Use it instead of update_eh_label.
9700 (gimple_merge_blocks): Update landing pad data structure when
9701 removing a landing pad label.
9702 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
9703 test; handle GIMPLE_EH_MUST_NOT_THROW.
9704 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
9705 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
9706 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
9707 (verify_stmt): Likewise. Verify landing pads.
9708 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
9709 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
9710 (struct move_stmt_d): Add eh_map.
9711 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
9712 (move_stmt_r): Remap eh region numbers in builtin calls,
9713 resx and eh_dispatch.
9714 (move_block_to_fn): Remove eh_offset parameter. Use
9715 maybe_duplicate_eh_stmt_fn.
9716 (find_outermost_region_in_block): Operate on eh_region pointers
9717 instead of region numbers.
9718 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
9719 duplicate_eh_regions.
9720 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
9721 test earlier. Disallow EH landing pads.
9722 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
9723 * tree-flow.h: Update declarations.
9724 (struct tree_ann_common_d): Replace rn with lp_nr.
9725 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
9726 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
9727 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
9728 resx and eh_dispatch.
9729 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
9730 (copy_edges_for_bb): Use make_eh_dispatch_edges.
9731 (copy_cfg_body): Expect eh_map instead of eh_region_offset
9732 from duplicate_eh_regions.
9733 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
9734 update RESX; handle EH_DISPATCH.
9735 (expand_call_inline): Set eh_lp_nr, not eh_region.
9736 (maybe_inline_call_in_expr): Likewise.
9737 * tree-inline.h (struct copy_body_data): Replace eh_region with
9738 eh_lp_nr, eh_region_offset with eh_map.
9739 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
9740 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
9741 * tree-pretty-print.c (dump_generic_node): Don't handle
9742 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
9743 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
9744 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
9745 EXC_PTR_EXPR, FILTER_EXPR.
9746 * tree-ssa-operands.c (get_expr_operands): Likewise.
9747 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
9748 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9749 (ao_ref_init_from_vn_reference): Likewise.
9750 * tree-ssa-sink.c (statement_sink_location): Likewise.
9751 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9752 (mark_virtual_phi_result_for_renaming): Export. Tidy.
9753 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
9754 EXC_PTR_EXPR, FILTER_EXPR.
9755 (is_exception_related): Remove.
9756 (compute_avail): Don't call it.
9757 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
9758 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
9759 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
9760 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
9762 (build_resx): Remove.
9763 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
9764 * tree.h: Update declarations.
9765 (EH_FILTER_MUST_NOT_THROW): Remove.
9766 (struct tree_label_decl): Add eh_landing_pad_nr.
9767 (EH_LANDING_PAD_NR): New.
9768 * value-prof.c (gimple_ic): Tidy variable names. Update for
9769 landing pad numbers.
9770 (gimple_stringop_fixed_value): Tidy variable names. Assert
9771 that neither call stmt can throw.
9772 * vecprim.h (uchar): New.
9773 (VEC(uchar,heap), VEC(uchar,gc)): New.
9775 * c-common.c (c_define_builtins): Update call to
9776 build_common_builtin_nodes.
9777 * c-parser.c (c_parse_file): Don't call
9778 default_init_unwind_resume_libfunc.
9780 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
9782 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
9783 (mips_cprestore_address_p): Likewise.
9784 (mips_save_gp_to_cprestore_slot): Likewise.
9785 (mips_restore_gp): Rename to...
9786 (mips_restore_gp_from_cprestore_slot): ...this.
9787 (mips_must_initialize_gp_p): Declare.
9788 (mips_emit_save_slot_move): Likewise.
9789 (mips_output_load_label): Return nothing.
9790 (mips_eh_uses): Declare.
9791 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
9792 (TARGET_CPRESTORE_DIRECTIVE): New macro.
9793 (TARGET_ABSOLUTE_JUMPS): Likewise.
9794 (EH_USES): Likewise.
9795 (FIRST_PSEUDO_REGISTER): Update comment.
9796 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
9797 (MIPS_CALL): ...here.
9798 (REGISTER_NAMES): Add $cprestore.
9799 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
9800 Add load_label_length, has_inflexible_gp_insn_p,
9801 has_flexible_gp_insn_p, must_initialize_gp_p and
9802 must_restore_gp_when_clobbered_p.
9803 (mips_expand_call): Don't generate split instructions here.
9804 (mips_split_call): Update the call to mips_restore_gp after
9805 the above name change.
9806 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
9807 (mips_find_gp_ref): New function.
9808 (mips_insn_has_inflexible_gp_ref_p): Likewise.
9809 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
9810 (mips_insn_has_flexible_gp_ref_p): Likewise.
9811 (mips_cfun_has_flexible_gp_ref_p): Likewise.
9812 (mips_function_has_gp_insn): Delete.
9813 (mips_global_pointer): Drop the df_regs_ever_live_p check.
9814 Use the new functions above. Only return INVALID_REGNUM
9815 for TARGET_ABSOLUTE_JUMPS.
9816 (mips_must_initialize_gp_p): New function.
9817 (mips_get_cprestore_base_and_offset): New function, extracted from...
9818 (mips_cprestore_slot): ...here. Take a bool parameter.
9819 (mips_cfun_has_cprestore_slot_p): New function.
9820 (mips_cprestore_address_p): Likewise.
9821 (mips_save_gp_to_cprestore_slot): Likewise.
9822 (mips_restore_gp): Rename to...
9823 (mips_restore_gp_from_cprestore_slot): ...this. Assert
9824 epilogue_completed. Update the call to mips_cprestore_slot.
9825 Test cfun->machine->must_restore_gp_when_clobbered_p.
9826 (mips_direct_save_slot_move_p): New function.
9827 (mips_emit_save_slot_move): Likewise.
9828 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
9829 of cfun->machine->global_pointer.
9830 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
9831 (mips_save_reg): Use mips_emit_save_slot_move.
9832 (mips_expand_prologue): Set must_initialize_gp_p.
9833 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
9834 for all cprestore saves. Emit a use_cprestore instruction after
9835 setting up the cprestore slot.
9836 (mips_restore_reg): Use mips_emit_save_slot_move.
9837 (mips_process_load_label): New function.
9838 (mips_load_label_length): Likewise.
9839 (mips_output_load_label): Don't return asm: output it here instead.
9840 Use mips_process_load_label.
9841 (mips_adjust_insn_length): Adjust the length of branch instructions
9842 that have length MAX_PIC_BRANCH_LENGTH.
9843 (mips_output_conditional_branch): Update the call to
9844 mips_output_load_label. Assume the branch target is OPERANDS[0]
9845 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
9846 (mips_output_order_conditional_branch): Swap the meaning of
9847 OPERANDS[0] and OPERANDS[1].
9848 (mips_variable_issue): Don't count ghost instructions.
9849 (mips_expand_ghost_gp_insns): New function.
9850 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
9851 (mips_output_mi_thunk): Set must_initialize_gp_p.
9852 (mips_eh_uses): New function.
9853 * config/mips/predicates.md (cprestore_save_slot_operand)
9854 (cprestore_load_slot_operand): New predicates.
9855 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
9856 (UNSPEC_MOVE_GP): Likewise.
9857 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
9858 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
9859 (CPRESTORE_SLOT_REGNUM): New register.
9860 (MAX_PIC_BRANCH_LENGTH): New constant.
9861 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
9862 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
9863 branches. Fix commentary.
9864 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
9865 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
9866 Change type to "ghost".
9867 (loadgp_absolute_<mode>): Likewise.
9868 (loadgp_rtp_<mode>): Likewise.
9869 (copygp_mips16): Likewise.
9870 (loadgp_blockage): Remove redundant mode attribute.
9871 (potential_cprestore): New instruction.
9872 (cprestore): Turn into an unspec set.
9873 (use_cprestore): New instruction.
9874 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
9875 (*branch_fp_inverted): Likewise.
9876 (*branch_order<mode>): Likewise.
9877 (*branch_order<mode>_inverted): Likewise.
9878 (*branch_equality<mode>): Likewise.
9879 (*branch_equality<mode>_inverted): Likewise.
9880 (*branch_bit<bbv><mode>): Likewise.
9881 (*branch_bit<bbv><mode>_inverted): Likewise.
9882 (*branch_equality<mode>_mips16): Remove redundant mode.
9883 (jump): Turn into a define_expand.
9884 (*jump_absolute): New instruction.
9885 (*jump_pic): Likewise.
9886 (*jump_mips16): Rename previously-unnamed pattern. Remove
9887 redundant mode attribute.
9888 (restore_gp): Split on epilogue_completed rather than
9889 reload_completed. Change type to "ghost".
9890 (move_gp<mode>): New instruction.
9891 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
9892 Remove redundant mode attribute.
9893 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
9894 (bc1any4f, bc1any2t, bc1any2f): Likewise.
9895 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
9897 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
9900 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
9901 are returned in the same register (vs34 or v2) that Altivec vector
9902 types are returned in.
9903 (rs6000_libcall_value): Ditto.
9906 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
9907 instead of explicit addsi3/adddi3 calls.
9908 (rs6000_split_multireg_move): Ditto.
9909 (rs6000_emit_allocate_stack): Ditto.
9910 (rs6000_emit_prologue): Ditto.
9911 (rs6000_output_mi_thunk): Ditto.
9913 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
9914 size is 64 bits if we can use 64-bit registers.
9916 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
9918 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
9921 From Jie Zhang <jie.zhang@analog.com>:
9922 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
9923 save FP and RETS with saveall attribute.
9924 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
9925 with saveall attribute.
9927 * config/bfin/bfin.c (bfin_expand_builtin,
9928 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
9931 From Jie Zhang <jie.zhang@analog.com>:
9932 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
9933 before use in two places.
9934 * config/bfin/bfin.md (AREG): Define mode iterator.
9935 (reload_in, reload_out): Use mode iterator AREG.
9937 2009-09-14 Richard Guenther <rguenther@suse.de>
9940 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
9941 EH personality path.
9943 2009-09-13 Richard Guenther <rguenther@suse.de>
9944 Rafael Avila de Espindola <espindola@google.com>
9946 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
9947 (LANG_HOOKS_EH_PERSONALITY): Likewise.
9948 (LANG_HOOKS_INITIALIZER): Adjust.
9949 (lhd_pass_through_t): Declare.
9950 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
9952 * langhooks.c (lhd_pass_through_t): New function.
9953 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
9954 dwarf2out_begin_prologue): Use personality from current_function_decl.
9955 * expr.h (get_personality_function): Declare.
9956 * expr.c (get_personality_function): New function.
9957 (build_personality_function): Likewise.
9958 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
9959 (eh_personality_libfunc): Remove.
9960 * optabs.c (build_libfunc_function): New function split out from ...
9961 (init_one_libfunc): ... here.
9962 * tree.h (DECL_FUNCTION_PERSONALITY): New.
9963 (tree_function_decl): Add personality.
9964 (lhd_gcc_personality): Declare.
9965 (build_personality_function): Likewise.
9966 * tree.c (gcc_eh_personality_decl): New.
9967 (lhd_gcc_personality): New function.
9968 * except.h (lang_eh_runtime_type): Remove.
9969 (enum eh_personality_kind): New.
9970 (build_personality_function): Declare.
9971 (function_needs_eh_personality): Declare.
9972 * except.c (lang_eh_runtime_type): Remove.
9973 (function_needs_eh_personality): New function.
9974 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
9975 (sjlj_emit_function_enter, output_function_exception_table):
9976 Use personality from current_function_decl.
9977 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
9978 * tree-inline.c (tree_can_inline_p): Do not inline across different
9980 (expand_call_inline): Likewise. Adjust the callers EH personality.
9981 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
9982 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
9983 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
9984 (c-parser.o): Likewise
9985 * c-tree.h (c_eh_initialized_p): Remove.
9986 (c_maybe_initialize_eh): Likewise.
9987 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
9988 (finish_decl): Don't call c_maybe_initialize_eh.
9989 (c_eh_initialized_p): Remove.
9990 (c_maybe_initialize_eh): Likewise.
9991 * c-parser.c (c_parser_omp_construct): Likewise.
9992 (c_parse_file): Initialize exception handling.
9994 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
9996 * config.gcc (tm_file): Remove i386/biarch32.h
9997 for i?86-w64-mingw* case.
9998 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
10000 * config.host: Set for x64 mingw the option
10001 use_long_long_for_widest_fast_int to yes.
10003 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
10005 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
10006 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
10007 (dbxout_begin_function): Likewise.
10008 * final.c (dwarf2_debug_info_emitted_p): New predicate.
10009 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
10010 set on the function.
10011 (final_end_function): Likewise.
10012 (final_scan_insn): Likewise.
10013 (rest_of_handle_final): Likewise.
10014 * varasm.c (assemble_start_function): Likewise.
10015 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
10017 2009-09-12 Jason Merrill <jason@redhat.com>
10019 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
10020 * opts.c (common_handle_option): constify.
10022 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
10024 * doc/install.texi (avr): Remove obsolete reference site.
10026 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
10028 * doc/install.texi (Binaries): Adjust AIX link.
10030 2009-09-12 Akim Demaille <demaille@gostai.com>
10032 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
10033 Use an imperative sentence.
10035 2009-09-11 Richard Henderson <rth@redhat.com>
10037 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
10038 structure-name and has-tree-operands arguments; update all entries.
10039 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
10040 update all entries.
10041 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
10042 (gsstruct_code_size): New.
10043 (gss_for_code_): New.
10044 (gss_for_code): Remove.
10045 (gimple_size): Rewrite using gsstruct_code_size.
10046 (gimple_statement_structure): Move to gimple.h.
10047 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
10048 (gss_for_code, gimple_statement_structure): New.
10049 (gimple_ops): Use new arrays; tidy.
10051 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10053 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
10054 operand to be a PLUS expression.
10055 * config/pa/pa.c (pa_secondary_reload): Likewise.
10057 2009-09-11 Jakub Jelinek <jakub@redhat.com>
10059 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
10061 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
10064 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
10066 From Jie Zhang <jie.zhang@analog.com>:
10067 * doc/extend.texi (node Function Attributes): Document l2
10068 function attribute.
10069 (node Blackfin Variable Attributes): Document l2 variable attributes.
10071 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
10073 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
10074 to match the system compiler's configuration at inflection point.
10075 Add comment to remark a remaining difference with system compiler.
10077 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
10078 * configure: Regenerate.
10080 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
10082 From Jie Zhang <jie.zhang@analog.com>:
10083 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
10084 (bfin_handle_l2_attribute): New.
10085 (bfin_attribute_table): Add l2 attribute.
10087 2009-09-11 Michael Matz <matz@suse.de>
10089 PR middle-end/41275
10090 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
10091 on the local_decls list.
10093 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
10097 * cselib.c (cselib_expand_value_rtx_cb): Document callback
10099 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
10100 for VALUEs, to implement the documented interface.
10101 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
10102 Adjust for VALUEs and anything else, to implement the
10103 documented interface.
10105 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
10107 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
10108 with actual SPE/paired vector modes before using 64-bit alignment.
10109 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
10111 2009-09-10 DJ Delorie <dj@redhat.com>
10113 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
10116 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
10117 * config/mep/mep.c (mep_legitimate_constant_p): New.
10118 * config/mep/mep-protos.h: Prototype it.
10120 2009-09-10 Richard Henderson <rth@redhat.com>
10122 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
10124 2009-09-10 Jason Merrill <jason@redhat.com>
10126 * tree.c (chain_index): New fn.
10127 * tree.h: Declare it.
10129 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10131 * config/sol2-c.c (cmn_err_length_specs): Initialize
10132 scalar_identity_flag.
10134 2009-09-10 Richard Henderson <rth@redhat.com>
10136 * tree.h (struct tree_decl_common): Move align member earlier;
10137 move label_decl_uid member ...
10138 (struct tree_label_decl): ... here.
10139 (LABEL_DECL_UID): Update to match.
10141 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
10144 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
10145 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
10147 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
10148 dest_prev if the edge is complex.
10150 * tree-cfg.c (is_ctrl_stmt): Use a switch.
10152 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
10153 loop latch tests earlier.
10155 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
10156 before GIMPLE_RETURN, not after its predecessor; insert
10157 before GIMPLE_RESX.
10159 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
10160 gimple_seq_empty_p to test for no PHI nodes.
10161 * tree-cfg.c (split_critical_edges): Likewise.
10163 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
10165 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
10167 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
10168 introduced by the VTA branch merge.
10170 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
10172 * ira-conflicts.c: Use fputs or putc instead of fprintf
10176 * tree-switch-conversion.c: Ditto.
10178 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
10180 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
10181 introduced by the VTA branch merge.
10183 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
10186 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
10188 PR rtl-optimization/39779
10189 * expr.c (convert_modes): Return when mode == oldmode after
10190 CONST_INTs are processed.
10192 2009-09-10 Nick Clifton <nickc@redhat.com>
10194 * config/mep/mep.c (mep_encode_section_info): Copy weakness
10195 attribute and referring decl when creating renamed symbol.
10197 2009-09-10 Richard Guenther <rguenther@suse.de>
10199 PR middle-end/41257
10200 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
10202 (cgraph_finalize_compilation_unit): Compute reachability
10203 before emitting thunks. Properly process aliases before
10204 possibly removing unreachable nodes.
10206 2009-09-10 Richard Guenther <rguenther@suse.de>
10208 PR middle-end/41254
10209 * tree.c (struct free_lang_data_d): Add worklist member.
10210 (find_decls_types_r): Push onto the worklist instead of recursing.
10211 Handle TREE_BINFOs properly.
10212 (find_decls_types): New function wrapped around find_decls_types_r
10213 to process the worklist.
10214 (find_decls_types_in_eh_region): Use it.
10215 (find_decls_types_in_node): Likewise.
10216 (find_decls_types_in_var): Likewise.
10217 (free_lang_data_in_cgraph): Likewise. Free the worklist.
10218 * tree.h (RECORD_OR_UNION_TYPE_P): New.
10219 (AGGREGATE_TYPE_P): Adjust.
10221 2009-09-09 Jason Merrill <jason@redhat.com>
10223 * configure.ac: Check glibc version even if we have an in-tree
10226 2009-09-09 Anthony Green <green@moxielogic.com>
10228 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
10229 the constant 0 when appropriate.
10230 * config/moxie/constraints.md: Add constraint O.
10232 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
10233 to pass up to 6 32-bit argument values in registers.
10234 (moxie_function_arg): Ditto.
10235 (moxie_arg_partial_bytes): Ditto.
10236 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
10237 (REG_PARM_STACK_SPACE): Ditto.
10238 (FUNCTION_ARG_REGNO_P): Ditto.
10240 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
10241 instruction to allocate stack space.
10243 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
10245 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
10246 unnecessarily stringent constraints. Fix address
10247 calculation in the splitters.
10249 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
10251 PR rtl-optimization/39779
10252 * expr.c (convert_modes): Return when mode == oldmode after
10253 CONST_INTs are processed.
10255 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
10258 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
10259 (ix86_expand_prologue): Take frame.padding0 into logic of
10260 to_allocate checks.
10261 (ix86_expand_epilogue): Likewise.
10263 2009-09-09 Jakub Jelinek <jakub@redhat.com>
10265 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
10267 (SHLIB_LINK, SHLIB_INSTALL): Use them.
10268 * config/t-slibgcc-libgcc: New file.
10269 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
10271 2009-09-09 Martin Jambor <mjambor@suse.cz>
10273 PR tree-optimization/41089
10274 * tree-sra.c (find_var_candidates): Do not consider va_lists in
10277 2009-09-09 Richard Henderson <rth@redhat.com>
10279 * gimple.h (CASE_GIMPLE_OMP): New.
10280 (is_gimple_omp): Use it.
10281 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
10282 (verify_gimple_debug): Likewise.
10284 2009-09-09 Richard Guenther <rguenther@suse.de>
10286 PR tree-optimization/41101
10287 * tree-ssa-pre.c (maximal_set): Remove.
10288 (compute_antic_aux): Treat the maximal set as implicitly all ones.
10289 Defer all blocks we didn't visit at least one successor.
10290 (add_to_exp_gen): Do not add to the maximal set.
10291 (make_values_for_phi): Likewise.
10292 (compute_avail): Likewise.
10293 (init_pre): Do not allocate the maximal set.
10294 (execute_pre): Do not dump it.
10296 2009-09-09 Martin Jambor <mjambor@suse.cz>
10298 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
10299 an SSA_NAME rather than a is_gimple_variable.
10301 2009-09-09 Richard Guenther <rguenther@suse.de>
10303 PR middle-end/41317
10304 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
10305 code dealing with plain pointer bases.
10306 (maybe_fold_offset_to_reference): Likewise.
10307 (maybe_fold_stmt_addition): Adjust.
10309 2009-09-09 Richard Guenther <rguenther@suse.de>
10311 * tree.c (free_lang_data_in_type): Do not free the type variant
10313 (free_lang_data): Merge char_type_node with its properly signed
10315 (pass_ipa_free): Collect after freeing language specific data.
10317 2009-09-09 Michael Matz <matz@suse.de>
10319 PR middle-end/41268
10320 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
10321 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
10322 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
10323 to reflect reality.
10325 2009-09-08 DJ Delorie <dj@redhat.com>
10327 * config/mep/mep.c (conversions[]): Add "ml" pattern.
10329 2009-09-04 Jason Merrill <jason@redhat.com>
10331 * tree.c (tree_find_value): Remove.
10332 * tree.h: Remove prototype.
10333 * varasm.c (assemble_external): Use value_member instead.
10335 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
10337 * toplev.c (process_options): Choose default debugging type when
10338 gtoggle enables debug info and type is unset.
10340 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
10344 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
10347 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
10349 * configure: Rebuilt with modified libtool.m4.
10351 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
10356 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
10358 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
10360 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
10361 (remove_statement): Likewise.
10362 (rewrite_use_nonlinear_expr): Adjust.
10363 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
10364 * tree-ssa.c (release_defs_bitset): ... this. New.
10365 * tree-flow.h (release_defs_bitset): Declare.
10367 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
10370 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
10371 in the middle block.
10373 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
10375 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
10376 via intptr_t to long type.
10377 (insert_operand_rank): Cast long type via intptr_t to
10379 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
10381 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
10382 from pointer to unsigned via uintptr_t.
10384 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
10385 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
10387 * configure: Regenerated.
10388 * config.in: Regenerated
10389 * system.h (stdint.h): Add include.
10390 (inttypes.h): Likewise.
10391 * Makefile.in (aclocal): Add config/stdint.m4.
10392 * aclocal.m4: Regenerated.
10394 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
10396 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
10398 (note_np_check_stores): New function.
10399 (harmless_null_pointer_p): New function.
10400 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
10401 changed. Take into account whether we're in the shadow of a condjump
10402 that tested NP_REG for NULL.
10403 Lose all code that tested for SEQUENCEs.
10404 (workaround_speculation): Avoid inserting NOPs for loads that are
10405 either always executed or a NULL pointer.
10407 2009-09-08 Jan Hubicka <jh@suse.cz>
10409 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
10410 * params.def (early-inlining-insns): Likewise.
10412 2009-09-08 Jakub Jelinek <jakub@redhat.com>
10414 PR rtl-optimization/41239
10415 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
10416 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
10418 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
10419 across calls, as the calls might not always return normally.
10420 (call_may_noreturn_p): New function.
10421 (deps_analyze_insn): Update last_function_call_may_noreturn list.
10422 (init_deps): Initialize it.
10423 (remove_from_deps): Also remove calls from
10424 last_function_call_may_noreturn list.
10426 2009-09-07 Richard Henderson <rth@redhat.com>
10428 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
10429 more VR->OPERANDS than LHS operands. Free LHS before returning.
10431 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
10433 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
10434 (attr "addrtype"): New member "spreg".
10435 Use it if mem_spfp_address_operand is true for the address.
10436 (attr "type"): New entry "stall".
10437 (cpu_unit "load"): New.
10438 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
10440 (insn_reservation "loadsp"): New.
10441 (insn_reservation "load_stall1"): New.
10442 (insn_reservation "load_stall3"): New.
10444 * config/bfin/predicates.md (const1_operand, const3_operand): New.
10445 (mem_p_address_operand): Exclude stack and frame pointer based
10447 (mem_spfp_address_operand): New; match them here.
10448 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
10449 (bfin_reorg): Call it if scheduling insns.
10450 (bfin_gen_bundles): Remove dummy insns created by
10451 add_sched_insns_for_speculation.
10453 From Jie Zhang <jie.zhang@analog.com>:
10454 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
10455 bfin_si_revision, bfin_workarounds): Move these ...
10456 * config/bfin/bfin.h: ... here.
10458 From Mike Frysinger <michael.frysinger@analog.com>
10459 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
10460 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
10461 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
10462 bf547m, bf548m, and bf549m.
10463 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
10464 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
10465 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
10466 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
10467 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
10468 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
10469 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
10470 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
10471 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
10472 bf542m, bf544m, bf547m, bf548m, and bf549m.
10474 From Jie Zhang <jie.zhang@analog.com>:
10475 * config/bfin/predicates.md (p_register_operand): New predicate.
10476 (dp_register_operand): New predicate.
10477 * config/bfin/bfin-protos.h (WA_05000074): Define.
10478 (ENABLE_WA_05000074): Define.
10479 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
10480 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
10481 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
10482 (define_attr addrtype): Allow load/store register to be P register.
10483 (define_attr storereg): New.
10484 (define_cpu_unit anomaly_05000074): New.
10485 (define_insn_reservation dsp32shiftimm): New.
10486 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
10487 (define_insn_reservation loadp): Cannot use slot2.
10488 (define_insn_reservation loadsp): Cannot use slot2.
10489 (define_insn_reservation storep): Cannot use slot2. Does not
10490 apply when working around 05000074.
10491 (define_insn_reservation storep_anomaly_05000074): New.
10492 (define_insn_reservation storei): Does not apply when working
10494 (define_insn_reservation storei_anomaly_05000074): New.
10495 (define_attr length): Add dsp32shiftimm case.
10496 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
10497 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
10498 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
10499 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
10500 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
10502 2009-09-07 Martin Jambor <mjambor@suse.cz>
10504 PR middle-end/41282
10505 * tree-sra.c (create_artificial_child_access): Return NULL if
10506 build_ref_for_offset fails.
10507 (propagate_subacesses_accross_link): Allow build_ref_for_offset
10508 and create_artificial_child_access to fail.
10510 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
10513 * unwind-dw2.c (uw_init_context_1): Mark noinline.
10514 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
10515 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
10517 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
10519 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
10520 block, ensure it has an exit edge. Emit a barrier after a jump.
10522 2009-09-07 Nick Clifton <nickc@redhat.com>
10524 * gcc.c (this_is_linker_script): New variable. Like
10525 this_is_library_file but for the %T constructor.
10526 (end_going_arg): If this_is_linker_script is set then locate the
10527 script and insert a --script switch before it
10528 (do_spec_2): Initialise this_is_linker_script.
10529 (do_spec_1): Likewise. Handle %T construct.
10530 (eval_spec_function): Preserve this_is_linker_script.
10531 * doc/invoke.texi: Document %T construct in spec files.
10532 * config/m32c/m32c.h (LIB_SPEC): Use it.
10534 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10536 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
10537 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
10538 when volatile flag is set.
10539 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
10541 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
10544 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
10545 (combine_stack_adjustments_for_block): Allow insns between stack
10546 adjustments and stores with corresponding pre-(dec|inc)rement or
10547 pre-modify operation.
10549 2009-09-06 Jakub Jelinek <jakub@redhat.com>
10552 * combine-stack-adj.c (struct csa_memlist): Rename to...
10553 (struct csa_reflist): ... this. Rename mem field to ref.
10554 (free_csa_memlist): Rename to...
10555 (free_csa_reflist): ... this.
10556 (record_one_stack_memref): Rename to...
10557 (record_one_stack_ref): ... this. Handle also REG_P.
10558 (try_apply_stack_adjustment): Handle also REG_P.
10559 (struct record_stack_memrefs_data): Rename to...
10560 (struct record_stack_refs_data): ... this. Rename memlist field to
10562 (record_stack_memrefs): Rename to...
10563 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
10564 subexpressions instead of failing when a MEM contains SP references.
10565 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
10566 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
10568 2009-09-06 Richard Guenther <rguenther@suse.de>
10570 PR middle-end/41144
10571 * tree.c (build_array_type): Do not record types marked
10572 with structural equality in the canonical type hashtable.
10574 2009-09-06 Richard Guenther <rguenther@suse.de>
10576 PR middle-end/41261
10577 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
10579 2009-09-05 Richard Guenther <rguenther@suse.de>
10581 PR middle-end/41181
10582 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
10584 2009-09-05 Richard Guenther <rguenther@suse.de>
10587 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
10589 2009-09-05 Richard Guenther <rguenther@suse.de>
10591 PR middle-end/41271
10592 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
10593 before comparing function argument types.
10595 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10598 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
10601 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
10604 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
10606 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10607 locators before emit_insn is called.
10609 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
10612 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
10613 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
10614 (reginfo_init): Don't call allocate_reg_info.
10616 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
10619 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
10620 NONDEBUG_INSN_P instead of INSN_P.
10622 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
10625 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
10627 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
10630 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
10631 pattern of the split.
10633 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
10635 * toplev.c (process_options): Move setter of flag_var_tracking
10636 before other tests that depend on it. Move down setter of
10637 flag_rename_registers. Don't enable var-tracking-assignments
10638 by default if selective scheduling is enabled. Warn if both
10641 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
10643 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
10644 comment. Use switch statement to catch overlaps between rtx
10645 and tree codes. Accept FUNCTION_DECLs in addition to those in...
10646 (IS_DECL_CODE): ... here. Remove.
10647 (check_value_is_not_decl): Remove.
10648 (dv_from_decl, dv_from_value): Check after conversion.
10650 2009-09-04 Richard Guenther <rguenther@suse.de>
10652 PR middle-end/41257
10653 * (cgraph_finalize_compilation_unit): Move finalizing aliases
10654 after emitting tunks. Move emitting thunks and ctors from ...
10655 (cgraph_optimize): ... here. Remove redundant
10656 cgraph_analyze_functions.
10657 * varasm.c (find_decl_and_mark_needed): Remove no longer
10659 (finish_aliases_1): Adjust check for thunk aliases.
10661 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
10663 * config/arm/arm.md (ctzsi2): Added braces
10664 to avoid warning that broke booststrap.
10666 2009-09-04 Martin Jambor <mjambor@suse.cz>
10668 PR tree-optimization/41112
10669 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
10670 handle variable-bounded arrays.
10671 (expr_with_var_bounded_array_refs_p): New function.
10672 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
10674 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
10676 * config/s390/2097.md: Removed two incorrect bypasses.
10677 (z10_fsimpdf): Fixed latency.
10678 (z10_fhex): New insn_reservation.
10679 (z10_floaddf): Fixed latency.
10680 (z10_floadsf): Fixed latency.
10681 (z10_ftrunctf): Fixed latency.
10682 (z10_ftruncdf): Fixed latency.
10683 * config/s390/s390.c (z10_cost): Fixed values.
10684 (s390_adjust_priority): Added z10 path.
10685 * config/s390/s390.md (type): Added fhex.
10686 (*mov<mode>_64dfp): Updated type attribute.
10687 (*mov<mode>_64): Updated type attribute.
10688 (*mov<mode>_31): Updated type attribute.
10689 (*mov<mode>"): Likewise.
10690 * config/s390/2084.md (x_fsimpdf): Updated condition.
10692 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
10694 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
10695 RTXs in the predicate for operand 1.
10697 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
10699 * config/arm/arm.md (UNSPEC_RBIT): New constant.
10700 (rbitsi2): New insn.
10701 (ctzsi2): New expand.
10702 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
10704 2009-09-03 Martin Jambor <mjambor@suse.cz>
10706 * tree-sra.c (duplicate_expr_for_different_base): Removed.
10707 (create_artificial_child_access): Use build_ref_for_offset instead
10708 of duplicate_expr_for_different_base.
10709 (propagate_subacesses_accross_link): Likewise.
10711 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
10713 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
10715 (mips16e_collect_argument_saves): Skip debug instructions.
10716 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
10717 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
10718 (r10k_insert_cache_barriers): Likewise.
10719 (mips_reorg_process_insns): Likewise.
10721 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
10724 * ira.c (update_equiv_reg): Remove check on class likely spill.
10726 2009-09-03 Jakub Jelinek <jakub@redhat.com>
10729 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
10730 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
10734 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
10735 the stack slot if it is passed by invisible reference.
10736 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
10737 by invisible reference.
10739 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
10741 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
10742 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
10743 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
10745 * config/bfin/sync.md: New file.
10746 * config/bfin/bfin.md: Include it.
10747 (UNSPEC_ATOMIC): New.
10748 (UNSPEC_ONES): Provide a unique number.
10750 From Jie Zhang <jie.zhang@analog.com>:
10751 * config/bfin/bfin.c (ret_regs): New.
10752 (must_save_fp_p): Don't return true because of frame_pointer_needed.
10753 (must_save_rets_p): New.
10754 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
10755 current_function_is_leaf.
10756 (do_link): Likewise.
10757 (do_unlink): Likewise.
10758 (expand_interrupt_handler_prologue): Use ret_regs array.
10759 (expand_interrupt_handler_epilogue): Use ret_regs array and
10760 pass return register to gen_return_internal.
10761 (bfin_expand_epilogue): Pass return register to
10762 gen_return_internal.
10763 (bfin_expand_call): Explicitly clobber RETS.
10764 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
10765 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
10766 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
10767 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
10769 (return_internal): Take a reg rtx rather than the register number.
10771 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
10773 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
10774 when comparing against estimated_loop_iterations_int return.
10776 2009-09-03 Richard Guenther <rguenther@suse.de>
10778 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
10779 eh_personality_libfunc.
10781 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10783 * tree-parloops.c (separate_decls_in_region): Add space.
10785 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10787 * tree-parloops.c (separate_decls_in_region): Change the condition
10788 checking if there are reductions in the loop.
10790 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
10792 PR tree-optimization/38275
10793 * tree-parloops.c (parallelize_loops): Replace profitability condition
10794 for expected number of iterations.
10796 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10798 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
10799 (bootstrap-debug): Explain conditions in which it becomes default.
10800 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
10803 2009-09-03 Namhyung Kim <namhyung@gmail.com>
10805 * doc/invoke.texi (Optimize Options): Move
10806 -finline-small-functions to the -O2 list.
10808 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
10810 * toplev.c (process_options): Enable var-tracking-assignments
10811 by default if var-tracking is enabled.
10813 2009-09-02 David Daney <ddaney@caviumnetworks.com>
10815 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
10817 * emit-rtl.c (prev_nonnote_insn_bb): New function.
10818 * rtl.h (prev_nonnote_insn_bb): Declare it.
10820 2009-09-03 Diego Novillo <dnovillo@google.com>
10822 * cgraph.c (cgraph_node_for_decl): New.
10823 * cgraph.h (cgraph_node_for_decl): Declare.
10824 * tree.c (host_integerp): Return 0 if T is NULL.
10826 2009-09-03 Diego Novillo <dnovillo@google.com>
10828 * tree.h (struct alias_pair): Move from varasm.c.
10829 (alias_pairs): Likewise.
10830 (TYPE_MAXVAL): Define.
10831 (TYPE_MINVAL): Define.
10832 (iterative_hash_host_wide_int): Declare.
10833 (remove_unreachable_alias_pairs): Declare.
10834 * tree-pass.h (pass_ipa_free_lang_data): Declare.
10835 * diagnostic.c (default_diagnostic_starter): Make extern.
10836 (default_diagnostic_finalizer): Make extern.
10837 * diagnostic.h (default_diagnostic_starter): Declare.
10838 (default_diagnostic_finalizer): Declare.
10839 (default_tree_printer): Declare.
10840 * toplev.c (default_tree_printer): Make extern.
10842 2009-09-03 Richard Guenther <rguenther@suse.de>
10843 Diego Novillo <dnovillo@google.com>
10845 * cgraph.c (cgraph_add_new_function): Remove gimplification.
10846 * cgraphunit.c (cgraph_expand_function): Do not emit
10847 associated thunks from here.
10848 (cgraph_emit_thunks): New.
10849 (cgraph_optimize): Call it.
10850 Return if any IPA pass finds an error.
10851 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
10854 2009-09-03 Simon Baldwin <simonb@google.com>
10855 Rafael Espindola <espindola@google.com>
10856 Richard Guenther <rguenther@suse.de>
10857 Doug Kwan <dougkwan@google.com>
10858 Diego Novillo <dnovillo@google.com>
10860 * tree.c: Include tree-pass.h, langhooks-def.h,
10861 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
10862 (free_lang_data_in_type): New.
10863 (need_assembler_name_p): New.
10864 (free_lang_data_in_block): New.
10865 (free_lang_data_in_decl): New.
10866 (struct free_lang_data_d): New.
10867 (add_tree_to_fld_list): New.
10868 (find_decls_types_r): New.
10869 (get_eh_types_for_runtime): New.
10870 (find_decls_types_in_eh_region): New.
10871 (find_decls_types_in_node): New.
10872 (find_decls_types_in_var): New.
10873 (free_lang_data_in_cgraph): New.
10874 (free_lang_data): New.
10875 (gate_free_lang_data): New.
10876 (pass_ipa_free_lang_data): New.
10878 2009-09-03 Diego Novillo <dnovillo@google.com>
10880 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
10881 * langhooks.h (struct lang_hooks): Add field free_lang_data.
10882 (lang_hooks): Remove const qualifier.
10883 * ipa.c (cgraph_remove_unreachable_nodes): Call
10884 remove_unreachable_alias_pairs.
10885 * except.c (add_type_for_runtime): Check if TYPE has
10886 already been converted.
10887 (lookup_type_for_runtime): Likewise.
10888 (check_handled): Handle converted types.
10889 * varasm.c (remove_unreachable_alias_pairs): New.
10890 * gimple.c: Include demangle.h.
10891 (gimple_decl_printable_name): New.
10892 (gimple_fold_obj_type_ref): New.
10893 * gimple.h (gimple_decl_printable_name): Declare.
10894 (gimple_fold_obj_type_ref): Declare.
10895 * passes.c (init_optimization_passes): Add pass
10896 pass_ipa_free_lang_data.
10897 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
10898 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
10900 2009-09-03 Diego Novillo <dnovillo@google.com>
10902 * c-lang.c (lang_hooks): Remove const qualifier.
10904 2009-09-02 Loren James Rittle <ljrittle@acm.org>
10906 * doc/install.texi (*-*-freebsd*): Update target information.
10908 2009-09-02 Anatoly Sokolov <aesok@post.ru>
10910 * hard-reg-set.h (call_fixed_regs): Remove.
10911 * reginfo.c (call_fixed_regs): Remove.
10912 (init_reg_sets_1): Remove initialization of call_fixed_regs.
10913 (globalize_reg): Don't use call_fixed_regs.
10914 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
10917 2009-09-01 Michael Matz <matz@suse.de>
10919 * expr.h (emit_storent_insn, expand_expr_real_1,
10920 expand_expr_real_2): Declare.
10921 * expr.c (emit_storent_insn, expand_expr_real_1,
10922 expand_expr_real_2): Export.
10923 (store_expr): Setting and evaluating dont_return_target is useless.
10924 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
10925 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
10926 * except.c (expand_resx_expr): Rename to ...
10927 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
10928 * except.h (expand_resx_stmt): Declare.
10929 * stmt.c: Add include gimple.h
10930 (expand_asm_expr): Rename to ...
10931 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
10932 (expand_case): Rewrite to take gimple statement.
10933 * tree.h (expand_asm_stmt): Declare.
10934 (expand_case): Change prototype.
10935 * Makefile.in (stmt.o): Depend on gimple.h.
10936 * builtins.c (expand_builtin_synchronize): Build gimple asm
10937 statement, not an ASM_EXPR.
10938 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
10939 gimple_to_tree, release_stmt_tree): Remove.
10940 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
10941 ggc_free, but hold comparison code and operands separately.
10942 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
10943 (expand_call_stmt, expand_gimple_stmt_1,
10944 expand_gimple_stmt): New helpers.
10945 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
10946 release_stmt_tree. Call expand_gimple_stmt instead.
10947 (expand_gimple_basic_block): Ditto.
10949 * calls.c (emit_call_1): Don't look at EH regions here, make
10950 fntree parameter useless.
10951 (expand_call): New local rettype for TREE_TYPE(exp), use it
10952 throughout. Remove local p, use addr instead.
10953 Don't look at EH regions here.
10955 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
10957 * doc/invoke.texi (-fsched-pressure): Document it.
10958 (-fsched-reg-pressure-heuristic): Remove it.
10960 * reload.c (ira.h): Include.
10961 (find_reloads): Add choosing reload on number of small spilled
10964 * haifa-sched.c (ira.h): Include.
10965 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
10966 saved_reg_pressure, curr_reg_live, saved_reg_live,
10967 region_ref_regs): New variables.
10968 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
10969 initiate_reg_pressure_info, setup_ref_regs,
10970 initiate_bb_reg_pressure_info, save_reg_pressure,
10971 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
10973 (setup_insn_reg_pressure_info): New function.
10974 (rank_for_schedule): Add pressure checking and insn issue time.
10975 Remove comparison of insn reg weights.
10976 (ready_sort): Set insn reg pressure info.
10977 (update_register_pressure, setup_insn_max_reg_pressure,
10978 update_reg_and_insn_max_reg_pressure,
10979 sched_setup_bb_reg_pressure_info): New functions.
10980 (schedule_insn): Add code for printing and updating reg pressure info.
10981 (find_set_reg_weight, find_insn_reg_weight): Remove.
10982 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
10983 (debug_ready_list): Print reg pressure info.
10984 (schedule_block): Ditto. Check insn issue time.
10985 (sched_init): Set up sched_pressure_p. Allocate and set up some
10986 reg pressure related info.
10987 (sched_finish): Free some reg pressure related info.
10988 (fix_tick_ready): Make insn always ready if pressure_p.
10989 (init_h_i_d): Don't call find_insn_reg_weight.
10990 (haifa_finish_h_i_d): Free insn reg pressure info.
10992 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
10993 ira_memory_move_cost, ira_class_hard_regs,
10994 ira_class_hard_regs_num, ira_no_alloc_regs,
10995 ira_available_class_regs, ira_reg_class_cover_size,
10996 ira_reg_class_cover, ira_class_translate): Move to ira.h.
10998 * ira-lives.c (single_reg_class): Check mode to find how many
10999 registers are necessary for operand.
11000 (ira_implicitly_set_insn_hard_regs): New.
11002 * common.opt (fsched-pressure): New options.
11003 (fsched-reg-pressure-heuristic): Remove.
11005 * ira.c (setup_eliminable_regset): Rename to
11006 ira_setup_eliminable_regset. Make it external.
11007 (expand_reg_info): Pass cover class to setup_reg_classes.
11008 (ira): Call resize_reg_info instead of allocate_reg_info.
11010 * sched-deps.c: Include ira.h.
11011 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
11012 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
11013 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
11014 mark_insn_hard_regno_birth, mark_insn_reg_birth,
11015 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
11016 mark_insn_reg_store, mark_insn_reg_clobber,
11017 setup_insn_reg_pressure_info): New.
11018 (sched_analyze_1): Update implicit_reg_pending_uses.
11019 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
11020 Use them to create dependencies. Set insn reg uses and pressure
11021 info. Process reg_pending_uses in one place.
11022 (free_deps): Free implicit sets.
11023 (remove_from_deps): Remove implicit sets if necessary. Check
11024 implicit sets when clearing reg_last_in_use.
11025 (init_deps_global): Clear implicit_reg_pending_clobbers and
11026 implicit_reg_pending_uses.
11028 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
11029 ira_memory_move_cost, ira_class_hard_regs,
11030 ira_class_hard_regs_num, ira_no_alloc_regs,
11031 ira_available_class_regs, ira_reg_class_cover_size,
11032 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
11033 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
11034 ira_implicitly_set_insn_hard_regs): New prototypes.
11036 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
11037 cost_elements_num): New variables.
11038 (allocno_costs, total_costs): Rename to costs and
11039 total_allocno_costs.
11040 (COSTS_OF_ALLOCNO): Rename to COSTS.
11041 (allocno_pref): Rename to pref.
11042 (allocno_pref_buffer): Rename to pref_buffer.
11043 (common_classes): Rename to regno_cover_class.
11045 (record_reg_classes): Set allocno attributes only if allocno_p.
11046 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
11047 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
11048 and COSTS_OF_ALLOCNO.
11049 (print_costs): Rename to print_allocno_costs.
11050 (print_pseudo_costs): New.
11051 (process_bb_node_for_costs): Split into 2 functions with new
11052 function process_bb_for_costs. Pass BB to process_bb_for_costs.
11053 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
11054 new parameter dump_file. Use cost_elements_num instead of
11055 ira_allocnos_num. Make one iteration if preferred classes were
11056 already calculated for scheduler. Make 2 versions of code
11057 depending on allocno_p.
11058 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
11059 regno_cover_class and COSTS instead of common_classes and
11061 (init_costs, finish_costs): New.
11062 (ira_costs): Set up allocno_p and cost_elements_num. Call
11063 init_costs and finish_costs.
11064 (ira_set_pseudo_classes): New.
11066 * rtl.h (allocate_reg_info): Remove.
11067 (resize_reg_info): Change return type.
11068 (reg_cover_class): New.
11069 (setup_reg_classes): Add new parameter.
11071 * sched-int.h (struct deps_reg): New member implicit_sets.
11072 (sched_pressure_p, sched_regno_cover_class): New external definitions.
11073 (INCREASE_BITS): New macro.
11074 (struct reg_pressure_data, struct reg_use_data): New.
11075 (struct _haifa_insn_data): Remove reg_weight. Add members
11076 reg_pressure, reg_use_list, reg_set_list, and
11077 reg_pressure_excess_cost_change.
11078 (struct deps): New member implicit_sets.
11079 (pressure_p): New variable.
11080 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
11081 (struct reg_pressure_data, struct reg_use_data): New.
11082 (INSN_REG_WEIGHT): Remove.
11083 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
11084 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
11085 (sched_init_region_reg_pressure_info,
11086 sched_setup_bb_reg_pressure_info): New prototypes.
11088 * reginfo.c (struct reg_pref): New member coverclass.
11089 (reg_cover_class): New function.
11090 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
11091 (reg_info_size): New variable.
11092 (allocate_reg_info): Make static. Setup reg_info_size.
11093 (resize_reg_info): Use reg_info_size. Return flag of resizing.
11094 (setup_reg_classes): Add a new parameter. Setup cover class too.
11096 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
11099 * sched-rgn.c (deps_join): Set up implicit_sets.
11100 (schedule_region): Set up region and basic blocks pressure
11103 * passes.c (init_optimization_passes): Move
11104 pass_subregs_of_mode_init before pass_sched.
11106 2009-09-02 Martin Jambor <mjambor@suse.cz>
11108 * tree-sra.c (struct access): New field grp_hint.
11109 (dump_access): Dump grp_hint.
11110 (sort_and_splice_var_accesses): Set grp_hint if a group is read
11112 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
11113 those which have been specifically read and somehow written to.
11114 (propagate_subacesses_accross_link): Set grp_hint of right child and
11115 also possibly of the left child.
11117 2009-09-02 Jakub Jelinek <jakub@redhat.com>
11119 * tree-object-size.c (addr_object_size): Always use object_size_type
11120 0 or 2 when determining the pointer pointed object size.
11122 2009-09-02 Richard Guenther <rguenther@suse.de>
11125 2009-08-31 Richard Guenther <rguenther@suse.de>
11127 * builtins.c (fold_builtin_memory_op): Use the alias oracle
11128 to query if the memory regions for memmove overlap.
11129 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
11130 asserts on pointers, instead deal with odd trees.
11131 (ptr_derefs_may_alias_p): Likewise.
11132 (refs_may_alias_p_1): Constructor bases also never alias.
11134 2009-08-01 Christian Bruel <christian.bruel@st.com>
11137 2009-07-31 Christian Bruel <christian.bruel@st.com>
11138 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
11140 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
11142 * doc/invoke.texi (-fvar-tracking-assignments): New.
11143 (-fvar-tracking-assignments-toggle): New.
11144 (-fdump-final-insns=file): Mark filename as optional.
11145 (--param min-nondebug-insn-uid): New.
11146 (-gdwarf-@{version}): Mention version 4.
11147 * opts.c (common_handle_option): Accept it.
11148 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
11149 * regrename.c (regrename_optimize): Drop last. Don't count debug
11150 insns as uses. Don't reject change because of debug insn.
11151 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
11152 from the chain starter, and check for inexact matches in DEBUG_INSNS.
11153 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
11154 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
11155 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
11156 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
11157 * doc/gimple.texi (is_gimple_debug): New.
11158 (gimple_debug_bind_p): New.
11159 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
11160 * doc/install.texi (bootstrap-debug): More details.
11161 (bootstrap-debug-big, bootstrap-debug-lean): Document.
11162 (bootstrap-debug-lib): More details.
11163 (bootstrap-debug-ckovw): Update.
11164 (bootstrap-time): New.
11165 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
11166 (insert_phi_nodes_for): Insert debug stmts.
11167 (rewrite_stmt): Take iterator. Insert debug stmts.
11168 (rewrite_enter_block): Adjust.
11169 (maybe_replace_use_in_debug_stmt): New.
11170 (rewrite_update_stmt): Use it.
11171 (mark_use_interesting): Return early for debug stmts.
11172 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
11173 stmts before replacing stmt.
11174 (move_computations_stmt): Likewise.
11175 * ira-conflicts.c (add_copies): Skip debug insns.
11176 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
11177 (regstat_bb_compute_ri): Skip debug insns.
11178 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
11179 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
11180 check_loop_closed_ssa_stmt): Skip debug stmts.
11181 * tree-tailcall.c (find_tail_calls): Likewise.
11182 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
11183 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
11184 (build_var_debug_value_stat): Declare.
11185 (build_var_debug_value): Define.
11186 (target_for_debug_bind): Declare.
11187 * reload.c (find_equiv_reg): Skip debug insns.
11188 * rtlanal.c (reg_used_between_p): Skip debug insns.
11189 (side_effects_p): Likewise.
11190 (canonicalize_condition): Likewise.
11191 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
11192 insns never depend on debug insns.
11193 (create_ddg_dep_no_link): Likewise.
11194 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
11195 Don't add inter-loop dependencies for debug insns.
11196 (build_intra_loop_deps): Likewise.
11197 (create_ddg): Count debug insns.
11198 * ddg.h (struct ddg::num_debug): New.
11199 (num_backargs): Pair up with previous int field.
11200 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
11201 -fcompare-debug-second.
11202 * final.c (get_attr_length_1): Skip debug insns.
11203 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
11204 * gcc.c (invoke_as): Call compare-debug-dump-opt.
11205 (driver_self_specs): Map -fdump-final-insns to
11206 -fdump-final-insns=..
11207 (get_local_tick): New.
11208 (compare_debug_dump_opt_spec_function): Test for . argument and
11209 compute output name. Compute temp output spec without flag name.
11210 Compute -frandom-seed.
11211 (OPT): Undef after use.
11212 * cfgloopanal.c (num_loop_insns): Skip debug insns.
11213 (average_num_loop_insns): Likewise.
11214 * params.h (MIN_NONDEBUG_INSN_UID): New.
11215 * gimple.def (GIMPLE_DEBUG): New.
11216 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
11217 * auto-inc-dec.c (merge_in_block): Skip debug insns.
11218 (merge_in_block): Fix whitespace.
11219 * toplev.c (flag_var_tracking): Update comment.
11220 (flag_var_tracking_assignments): New.
11221 (flag_var_tracking_assignments_toggle): New.
11222 (process_options): Don't open final insns dump file if we're not
11223 going to write to it. Compute defaults for var_tracking.
11224 * df-scan.c (df_insn_rescan_debug_internal): New.
11225 (df_uses_record): Handle debug insns.
11226 * haifa-sched.c (ready): Initialize n_debug.
11227 (contributes_to_priority): Skip debug insns.
11228 (dep_list_size): New.
11229 (priority): Use it.
11230 (rank_for_schedule): Likewise. Schedule debug insns as soon as
11231 they're ready. Disregard previous debug insns to make decisions.
11232 (queue_insn): Never queue debug insns.
11233 (ready_add, ready_remove_first, ready_remove): Count debug insns.
11234 (schedule_insn): Don't reject debug insns because of issue rate.
11235 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
11236 (queue_to_ready): Skip and discount debug insns.
11237 (choose_ready): Let debug insns through.
11238 (schedule_block): Check boundary debug insns. Discount debug
11239 insns, schedule them early. Adjust whitespace.
11240 (set_priorities): Check for boundary debug insns.
11241 (add_jump_dependencies): Use dep_list_size.
11242 (prev_non_location_insn): New.
11243 (check_cfg): Use it.
11244 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
11246 (remove_unused_ivs): Reset debug stmts.
11247 * modulo-sched.c (const_iteration_count): Skip debug insns.
11248 (res_MII): Discount debug insns.
11249 (loop_single_full_bb_p): Skip debug insns.
11250 (sms_schedule): Likewise.
11251 (sms_schedule_by_order): Likewise.
11252 (ps_has_conflicts): Likewise.
11253 * caller-save.c (refmarker_fn): New.
11254 (save_call_clobbered_regs): Replace regs with saved mem in
11256 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
11257 Call refmarker_fn mark for hardregnos.
11258 (mark_reg_as_referenced): New.
11259 (replace_reg_with_saved_mem): New.
11260 * ipa-pure-const.c (check_stmt): Skip debug stmts.
11261 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
11263 (cse_extended_basic_block): Skip debug insns.
11264 (count_reg_usage): Likewise.
11265 (is_dead_reg): New, split out of...
11266 (set_live_p): ... here.
11267 (insn_live_p): Use it for debug insns.
11268 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
11269 (execute_optimize_stdarg): Likewise.
11270 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
11271 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
11272 changes in debug stmts as changes.
11273 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
11274 (moveup_expr): Don't move across debug insns. Don't move
11275 debug insn if it would create a bookkeeping block.
11276 (moveup_expr_cached): Don't use cache for debug insns that
11277 are heads of blocks.
11278 (compute_av_set_inside_bb): Skip debug insns.
11279 (sel_rank_for_schedule): Schedule debug insns first. Remove
11281 (block_valid_for_bookkeeping_p); Support lax searches.
11282 (create_block_for_bookkeeping): Adjust block numbers when
11283 encountering debug-only blocks.
11284 (find_place_for_bookkeeping): Deal with debug-only blocks.
11285 (generate_bookkeeping_insn): Accept no place to insert.
11286 (remove_temp_moveop_nops): New argument full_tidying.
11287 (prepare_place_to_insert): Deal with debug insns.
11288 (advance_state_on_fence): Debug insns don't start cycles.
11289 (update_boundaries): Take fence as argument. Deal with
11291 (schedule_expr_on_boundary): No full_tidying on debug insns.
11292 (fill_insns): Deal with debug insns.
11293 (track_scheduled_insns_and_blocks): Don't count debug insns.
11294 (need_nop_to_preserve_insn_bb): New, split out of...
11295 (remove_insn_from_stream): ... this.
11296 (fur_orig_expr_not_found): Skip debug insns.
11297 * rtl.def (VALUE): Move up.
11299 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
11300 (nearest_common_dominator_of_uses): Take debug_stmts argument.
11301 Set it if debug stmts are found.
11302 (statement_sink_location): Skip debug stmts. Propagate
11303 moving defs into debug stmts.
11304 * ifcvt.c (first_active_insn): Skip debug insns.
11305 (last_active_insns): Likewise.
11306 (cond_exec_process_insns): Likewise.
11307 (noce_process_if_block): Likewise.
11308 (check_cond_move_block): Likewise.
11309 (cond_move_convert_if_block): Likewise.
11310 (block_jumps_and_fallthru_p): Likewise.
11311 (dead_or_predicable): Likewise.
11312 * dwarf2out.c (debug_str_hash_forced): New.
11313 (find_AT_string): Add comment.
11314 (gen_label_for_indirect_string): New.
11315 (get_debug_string_label): New.
11316 (AT_string_form): Use it.
11317 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
11318 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
11319 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
11320 several operations that cannot be represented with DWARF opcodes.
11321 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
11322 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
11323 (dwarf2out_var_location): Take during-call mark into account.
11324 (output_indirect_string): Update comment. Output if there are
11325 label and references.
11326 (prune_indirect_string): New.
11327 (prune_unused_types): Call it if debug_str_hash_forced.
11328 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
11329 (dw_long_long_const): Remove.
11330 (struct dw_val_struct): Change val_long_long type to rtx.
11331 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
11332 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
11333 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
11334 component instead of HOST_BITS_PER_LONG.
11335 (output_loc_operands): Likewise. For const8* assert
11336 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
11337 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
11338 rather than HOST_BITS_PER_LONG is >= 64.
11339 (add_AT_long_long): Remove val_hi and val_lo arguments, add
11341 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
11342 HOST_BITS_PER_LONG for dw_val_class_long_long.
11343 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
11344 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
11345 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
11347 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
11348 Handle DW_OP_implicit_value.
11349 (extract_int): Move prototype earlier.
11350 (mem_loc_descriptor): For SUBREG punt if inner
11351 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
11352 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
11353 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
11354 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
11355 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
11356 instead of Pmode size.
11357 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
11358 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
11359 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
11360 (concat_loc_descriptor, concatn_loc_descriptor,
11361 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
11362 (add_location_or_const_value_attribute): Likewise. For single
11363 location loc_lists attempt to use add_const_value_attribute
11364 for constant decls. Add DW_AT_const_value even if
11365 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
11367 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
11368 (control_flow_insn_p): Likewise.
11369 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
11370 (separate_decls_in_region_debug_bind): New.
11371 (separate_decls_in_region): Process debug bind stmts afterwards.
11372 * recog.c (verify_changes): Handle debug insns.
11373 (extract_insn): Likewise.
11374 (peephole2_optimize): Skip debug insns.
11375 * dse.c (scan_insn): Skip debug insns.
11376 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
11378 (setup_id_for_insn): Handle debug insns.
11379 (maybe_tidy_empty_bb): Adjust whitespace.
11380 (tidy_control_flow): Skip debug insns.
11381 (sel_remove_insn): Adjust for debug insns.
11382 (sel_estimate_number_of_insns): Skip debug insns.
11383 (create_insn_rtx_from_pattern): Handle debug insns.
11384 (create_copy_of_insn_rtx): Likewise.
11385 * sel-sched-.h (sel_bb_end): Declare.
11386 (sel_bb_empty_or_nop_p): New.
11387 (get_all_loop_exits): Use it.
11388 (_eligible_successor_edge_p): Likewise.
11389 (return_nop_to_pool): Adjust.
11390 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
11391 * ira-lives.c (process_bb_node_lives): Skip debug insns.
11392 * gimple-pretty-print.c (dump_gimple_debug): New.
11393 (dump_gimple_stmt): Use it.
11394 (dump_bb_header): Skip gimple debug stmts.
11395 * regmove.c (optimize_reg_copy_1): Discount debug insns.
11396 (fixup_match_2): Likewise.
11397 (regmove_backward_pass): Likewise. Simplify combined
11398 replacement. Handle debug insns.
11399 * function.c (instantiate_virtual_regs): Handle debug insns.
11400 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
11401 * print-rtl.h: Include cselib.h.
11402 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
11403 * df.h (df_inns_rescan_debug_internal): Declare.
11404 * gcse.c (alloc_hash_table): Estimate n_insns.
11405 (cprop_insn): Don't regard debug insns as changes.
11406 (bypass_conditional_jumps): Skip debug insns.
11407 (one_pre_gcse_pass): Adjust.
11408 (one_code_hoisting_pass): Likewise.
11409 (compute_ld_motion_mems): Skip debug insns.
11410 (one_cprop_pass): Adjust.
11411 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
11412 (if_convertible_stmt_p): Handle debug stmts.
11413 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
11414 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
11415 * ira-build.c (create_bb_allocnos): Skip debug insns.
11416 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
11417 (has_single_use): Likewise.
11418 (single_imm_use): Likewise.
11419 (num_imm_uses): Likewise.
11420 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
11421 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
11422 (create_outofssa_var_map): Likewise.
11423 * lower-subreg.c (adjust_decomposed_uses): New.
11424 (resolve_debug): New.
11425 (decompose_multiword_subregs): Use it.
11426 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
11427 * emit-rtl.c: Include params.h.
11428 (cur_debug_insn_uid): Define.
11429 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
11430 (copy_rtx_if_shared_1): Handle debug insns.
11431 (reset_used_flags): Likewise.
11432 (set_used_flags): LIkewise.
11433 (get_max_insn_count): New.
11434 (next_nondebug_insn): New.
11435 (prev_nondebug_insn): New.
11436 (make_debug_insn_raw): New.
11437 (emit_insn_before_noloc): Handle debug insns.
11438 (emit_jump_insn_before_noloc): Likewise.
11439 (emit_call_insn_before_noloc): Likewise.
11440 (emit_debug_insn_before_noloc): New.
11441 (emit_insn_after_noloc): Handle debug insns.
11442 (emit_jump_insn_after_noloc): Likewise.
11443 (emit_call_insn_after_noloc): Likewise.
11444 (emit_debug_insn_after_noloc): Likewise.
11445 (emit_insn_after): Take loc from earlier non-debug insn.
11446 (emit_jump_insn_after): Likewise.
11447 (emit_call_insn_after): Likewise.
11448 (emit_debug_insn_after_setloc): New.
11449 (emit_debug_insn_after): New.
11450 (emit_insn_before): Take loc from later non-debug insn.
11451 (emit_jump_insn_before): Likewise.
11452 (emit_call_insn_before): Likewise.
11453 (emit_debug_insn_before_setloc): New.
11454 (emit_debug_insn_before): New.
11455 (emit_insn): Handle debug insns.
11456 (emit_debug_insn): New.
11457 (emit_jump_insn): Handle debug insns.
11458 (emit_call_insn): Likewise.
11460 (init_emit): Take min-nondebug-insn-uid into account.
11461 Initialize cur_debug_insn_uid.
11462 (emit_copy_of_insn_after): Handle debug insns.
11463 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
11464 location of single rhs in place.
11465 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
11466 (floor_sdiv_adjust): New.
11467 (cell_sdiv_adjust): New.
11468 (cell_udiv_adjust): New.
11469 (round_sdiv_adjust): New.
11470 (round_udiv_adjust): New.
11471 (wrap_constant): Moved from cselib.
11472 (unwrap_constant): New.
11473 (expand_debug_expr): New.
11474 (expand_debug_locations): New.
11475 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
11477 (gimple_expand_cfg): Expand debug locations.
11478 * cselib.c: Include tree-pass.h.
11479 (struct expand_value_data): New.
11480 (cselib_record_sets_hook): New.
11481 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
11482 (cselib_clear_table): Move, and implemnet in terms of...
11483 (cselib_reset_table_with_next_value): ... this.
11484 (cselib_get_next_unknown_value): New.
11485 (discard_useless_locs): Don't discard preserved values.
11486 (cselib_preserve_value): New.
11487 (cselib_preserved_value_p): New.
11488 (cselib_preserve_definitely): New.
11489 (cselib_clear_preserve): New.
11490 (cselib_preserve_only_values): New.
11491 (new_cselib_val): Take rtx argument. Dump it in details.
11492 (cselib_lookup_mem): Adjust.
11493 (expand_loc): Take regs_active in struct. Adjust. Silence
11494 dumps unless details are requested.
11495 (cselib_expand_value_rtx_cb): New.
11496 (cselib_expand_value_rtx): Rename and reimplment in terms of...
11497 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
11498 without details. Copy more subregs. Try to resolve values
11499 using a callback. Wrap constants.
11500 (cselib_subst_to_values): Adjust.
11501 (cselib_log_lookup): New.
11502 (cselib_lookup): Call it.
11503 (cselib_invalidate_regno): Don't count preserved values as useless.
11504 (cselib_invalidate_mem): Likewise.
11505 (cselib_record_set): Likewise.
11506 (struct set): Renamed to cselib_set, moved to cselib.h.
11507 (cselib_record_sets): Adjust. Call hook.
11508 (cselib_process_insn): Reset table when it would be cleared.
11509 (dump_cselib_val): New.
11510 (dump_cselib_table): New.
11511 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
11512 (remove_forwarder_block): Support moving debug stmts.
11513 * cselib.h (cselib_record_sets_hook): Declare.
11514 (cselib_expand_callback): New type.
11515 (cselib_expand_value_rtx_cb): Declare.
11516 (cselib_reset_table_with_next_value): Declare.
11517 (cselib_get_next_unknown_value): Declare.
11518 (cselib_preserve_value): Declare.
11519 (cselib_preserved_value_p): Declare.
11520 (cselib_preserve_only_values): Declare.
11521 (dump_cselib_table): Declare.
11522 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
11523 (try_crossjump_to_edge): Likewise.
11524 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
11525 dominated blocks when debug stmts are present.
11526 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
11527 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
11528 (set_var_live_on_entry): Likewise.
11529 * loop-invariant.c (find_invariants_bb): Skip debug insns.
11530 * cfglayout.c (curr_location, last_location): Make static.
11531 (set_curr_insn_source_location): Don't avoid bouncing.
11532 (get_curr_insn_source_location): New.
11533 (get_curr_insn_block): New.
11534 (duplicate_insn_chain): Handle debug insns.
11535 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
11537 * common.opt (fcompare-debug): Move to sort order.
11538 (fdump-unnumbered-links): Likewise.
11539 (fvar-tracking-assignments): New.
11540 (fvar-tracking-assignments-toggle): New.
11541 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
11542 because of debug stmts.
11543 (mark_stmt_if_obviously_necessary): Mark debug stmts.
11544 (eliminate_unnecessary_stmts): Walk dominated blocks before
11546 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
11547 * ira.c (memref_used_between_p): Skip debug insns.
11548 (update_equiv_regs): Likewise.
11549 * sched-deps.c (sd_lists_size): Accept empty list.
11550 (sd_init_insn): Mark debug insns.
11551 (sd_finish_insn): Unmark them.
11552 (sd_add_dep): Reject non-debug deps on debug insns.
11553 (fixup_sched_groups): Give debug insns group treatment.
11555 (sched_analyze_reg): Don't mark debug insns for sched before call.
11556 (sched_analyze_2): Handle debug insns.
11557 (sched_analyze_insn): Compute next non-debug insn. Handle debug
11559 (deps_analyze_insn): Handle debug insns.
11560 (deps_start_bb): Skip debug insns.
11561 (init_deps): Initialize last_debug_insn.
11562 * tree-ssa.c (target_for_debug_bind): New.
11563 (find_released_ssa_name): New.
11564 (propagate_var_def_into_debug_stmts): New.
11565 (propagate_defs_into_debug_stmts): New.
11566 (verify_ssa): Skip debug bind stmts without values.
11567 (warn_uninialized_vars): Skip debug stmts.
11568 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
11569 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
11570 (rtx_equal_p): Likewise.
11571 * ira-costs.c (scan_one_insn): Skip debug insns.
11572 (process_bb_node_for_hard_reg_moves): Likewise.
11573 * rtl.h (DEBUG_INSN_P): New.
11574 (NONDEBUG_INSN_P): New.
11575 (MAY_HAVE_DEBUG_INSNS): New.
11576 (INSN_P): Accept debug insns.
11577 (RTX_FRAME_RELATED_P): Likewise.
11578 (INSN_DELETED_P): Likewise
11579 (PAT_VAR_LOCATION_DECL): New.
11580 (PAT_VAR_LOCATION_LOC): New.
11581 (PAT_VAR_OCATION_STATUS): New.
11582 (NOTE_VAR_LOCATION_DECL): Reimplement.
11583 (NOTE_VAR_LOCATION_LOC): Likewise.
11584 (NOTE_VAR_LOCATION_STATUS): Likewise.
11585 (INSN_VAR_LOCATION): New.
11586 (INSN_VAR_LOCATION_DECL): New.
11587 (INSN_VAR_LOCATION_LOC): New.
11588 (INSN_VAR_LOCATION_STATUS): New.
11589 (gen_rtx_UNKNOWN_VAR_LOC): New.
11590 (VAR_LOC_UNKNOWN_P): New.
11591 (NOTE_DURING_CALL_P): New.
11592 (SCHED_GROUP_P): Accept debug insns.
11593 (emit_debug_insn_before): Declare.
11594 (emit_debug_insn_before_noloc): Declare.
11595 (emit_debug_insn_beore_setloc): Declare.
11596 (emit_debug_insn_after): Declare.
11597 (emit_debug_insn_after_noloc): Declare.
11598 (emit_debug_insn_after_setloc): Declare.
11599 (emit_debug_insn): Declare.
11600 (make_debug_insn_raw): Declare.
11601 (prev_nondebug_insn): Declare.
11602 (next_nondebug_insn): Declare.
11603 (delegitimize_mem_from_attrs): Declare.
11604 (get_max_insn_count): Declare.
11605 (wrap_constant): Declare.
11606 (unwrap_constant): Declare.
11607 (get_curr_insn_source_location): Declare.
11608 (get_curr_insn_block): Declare.
11609 * tree-inline.c (insert_debug_decl_map): New.
11610 (processing_debug_stmt): New.
11611 (remap_decl): Don't create new mappings in debug stmts.
11612 (remap_gimple_op_r): Don't add references in debug stmts.
11613 (copy_tree_body_r): Likewise.
11614 (remap_gimple_stmt): Handle debug bind stmts.
11615 (copy_bb): Skip debug stmts.
11616 (copy_edges_for_bb): Likewise.
11617 (copy_debug_stmt): New.
11618 (copy_debug_stmts): New.
11619 (copy_body): Copy debug stmts at the end.
11620 (insert_init_debug_bind): New.
11621 (insert_init_stmt): Take id. Skip and emit debug stmts.
11622 (setup_one_parameter): Remap variable earlier, register debug mapping.
11623 (estimate_num_insns): Skip debug stmts.
11624 (expand_call_inline): Preserve debug_map.
11625 (optimize_inline_calls): Check for no debug_stmts left-overs.
11626 (unsave_expr_now): Preserve debug_map.
11627 (copy_gimple_seq_and_replace_locals): Likewise.
11628 (tree_function_versioning): Check for no debug_stmts left-overs.
11629 Init and destroy debug_map as needed. Split edges unconditionally.
11630 (build_duplicate_type): Init and destroy debug_map as needed.
11631 * tree-inline.h: Include gimple.h instead of pointer-set.h.
11632 (struct copy_body_data): Add debug_stmts and debug_map.
11633 * sched-int.h (struct ready_list): Add n_debug.
11634 (struct deps): Add last_debug_insn.
11635 (DEBUG_INSN_SCHED_P): New.
11636 (BOUNDARY_DEBUG_INSN_P): New.
11637 (SCHEDULE_DEBUG_INSN_P): New.
11638 (sd_iterator_cond): Accept empty list.
11639 * combine.c (create_log_links): Skip debug insns.
11640 (combine_instructions): Likewise.
11641 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
11642 return value is always unshared.
11643 (struct rtx_subst_pair): New.
11644 (auto_adjust_pair): New.
11645 (propagate_for_debug_subst): New.
11646 (propagate_for_debug): New.
11647 (try_combine): Skip debug insns. Propagate removed defs into
11649 (next_nonnote_nondebug_insn): New.
11650 (distribute_notes): Use it. Skip debug insns.
11651 (distribute_links): Skip debug insns.
11652 * tree-outof-ssa.c (set_location_for_edge): Likewise.
11653 * resource.c (mark_target_live_regs): Likewise.
11654 * var-tracking.c: Include cselib.h and target.h.
11655 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
11657 (micro_operation_type_name): New.
11658 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
11659 (struct micro_operation_def): Update comments.
11660 (decl_or_value): New type. Use instead of decls.
11661 (struct emit_note_data_def): Add vars.
11662 (struct attrs_def): Use decl_or_value.
11663 (struct variable_tracking_info_def): Add permp, flooded.
11664 (struct location_chain_def): Update comment.
11665 (struct variable_part_def): Use decl_or_value.
11666 (struct variable_def): Make var_part a variable length array.
11667 (valvar_pool): New.
11668 (scratch_regs): New.
11669 (cselib_hook_called): New.
11670 (dv_is_decl_p): New.
11671 (dv_is_value_p): New.
11673 (dv_as_value): New.
11674 (dv_as_opaque): New.
11675 (dv_onepart_p): New.
11677 (IS_DECL_CODE): New.
11678 (check_value_is_not_decl): New.
11679 (dv_from_decl): New.
11680 (dv_from_value): New.
11681 (dv_htab_hash): New.
11682 (variable_htab_hash): Use it.
11683 (variable_htab_eq): Support values.
11684 (variable_htab_free): Free from the right pool.
11685 (attrs_list_member, attrs_list_insert): Use decl_or_value.
11686 (attrs_list_union): Adjust.
11687 (attrs_list_mpdv_union): New.
11688 (tie_break_pointers): New.
11689 (canon_value_cmp): New.
11690 (unshare_variable): Return possibly-modified slot.
11691 (vars_copy_1): Adjust.
11692 (var_reg_decl_set): Adjust. Split out of...
11693 (var_reg_set): ... this.
11694 (get_init_value): Adjust.
11695 (var_reg_delete_and_set): Adjust.
11696 (var_reg_delete): Adjust.
11697 (var_regno_delete): Adjust.
11698 (var_mem_decl_set): Split out of...
11699 (var_mem_set): ... this.
11700 (var_mem_delete_and_set): Adjust.
11701 (var_mem_delete): Adjust.
11704 (val_resolve): New.
11705 (variable_union): Adjust. Speed up merge of 1-part vars.
11706 (variable_canonicalize): Use unshared slot.
11707 (VALUED_RECURSED_INTO): New.
11708 (find_loc_in_1pdv): New.
11709 (struct dfset_merge): New.
11710 (insert_into_intersection): New.
11711 (intersect_loc_chains): New.
11713 (canonicalize_loc_order_check): New.
11714 (canonicalize_values_mark): New.
11715 (canonicalize_values_star): New.
11716 (variable_merge_over_cur): New.
11717 (variable_merge_over_src): New.
11718 (dataflow_set_merge): New.
11719 (dataflow_set_equiv_regs): New.
11720 (remove_duplicate_values): New.
11721 (struct dfset_post_merge): New.
11722 (variable_post_merge_new_vals): New.
11723 (variable_post_merge_perm_vals): New.
11724 (dataflow_post_merge_adjust): New.
11725 (find_mem_expr_in_1pdv): New.
11726 (dataflow_set_preserve_mem_locs): New.
11727 (dataflow_set_remove_mem_locs): New.
11728 (dataflow_set_clear_at_call): New.
11729 (onepart_variable_different_p): New.
11730 (variable_different_p): Use it.
11731 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
11732 (track_expr_p): Add need_rtl parameter. Don't generate rtl
11734 (track_loc_p): Pass it true.
11735 (struct count_use_info): New.
11736 (find_use_val): New.
11737 (replace_expr_with_values): New.
11738 (log_op_type): New.
11739 (use_type): New, partially split out of...
11740 (count_uses): ... this. Count new micro-ops.
11741 (count_uses_1): Adjust.
11742 (count_stores): Adjust.
11743 (count_with_sets): New.
11744 (VAL_NEEDS_RESOLUTION): New.
11745 (VAL_HOLDS_TRACK_EXPR): New.
11746 (VAL_EXPR_IS_COPIED): New.
11747 (VAL_EXPR_IS_CLOBBERED): New.
11748 (add_uses): Adjust. Generate new micro-ops.
11749 (add_uses_1): Adjust.
11750 (add_stores): Generate new micro-ops.
11751 (add_with_sets): New.
11752 (find_src_status): Adjust.
11753 (find_src_set_src): Adjust.
11754 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
11755 Handle new micro-ops. Canonicalize value equivalances.
11756 (vt_find_locations): Compute total size of hash tables for
11757 dumping. Perform merge for var-tracking-assignments. Don't
11758 disregard single-block loops.
11759 (dump_attrs_list): Handle decl_or_value.
11760 (dump_variable): Take variable. Deal with decl_or_value.
11761 (dump_variable_slot): New.
11762 (dump_vars): Use it.
11763 (dump_dataflow_sets): Adjust.
11764 (set_slot_part): New, extended to support one-part variables
11765 after splitting out of...
11766 (set_variable_part): ... this.
11767 (clobber_slot_part): New, split out of...
11768 (clobber_variable_part): ... this.
11769 (delete_slot_part): New, split out of...
11770 (delete_variable_part): .... this.
11771 (check_wrap_constant): New.
11772 (vt_expand_loc_callback): New.
11773 (vt_expand_loc): New.
11774 (emit_note_insn_var_location): Adjust. Handle values. Handle
11775 EMIT_NOTE_AFTER_CALL_INSN.
11776 (emit_notes_for_differences_1): Adjust. Handle values.
11777 (emit_notes_for_differences_2): Likewise.
11778 (emit_notes_for_differences): Adjust.
11779 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
11780 Adjust. Handle new micro-ops.
11781 (vt_add_function_parameters): Adjust. Create and bind values.
11782 (vt_initialize): Adjust. Initialize scratch_regs and
11783 valvar_pool, flooded and perm.. Initialize and use cselib. Log
11784 operations. Move some code to count_with_sets and add_with_sets.
11785 (delete_debug_insns): New.
11786 (vt_debug_insns_local): New.
11787 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
11789 (var_tracking_main): If var-tracking-assignments is enabled
11790 but var-tracking isn't, delete debug insns and leave. Likewise
11791 if we exceed limits or fail the stack adjustments tests, and
11792 after all var-tracking processing.
11793 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
11794 (dataflow_set): Add traversed_vars.
11795 (value_chain, const_value_chain): New typedefs.
11796 (value_chain_pool, value_chains): New variables.
11797 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
11798 add_value_chains, add_cselib_value_chains, remove_value_chain,
11799 remove_value_chains, remove_cselib_value_chains): New functions.
11800 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
11801 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
11803 (shared_hash_find_slot_unshare, shared_hash_find_slot,
11804 shared_hash_find_slot_noinsert, shared_hash_find): Update.
11805 (dst_can_be_shared): New variable.
11806 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
11807 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
11808 different from set->vars, look up slot again instead of using the
11810 (dataflow_set_init): Initialize traversed_vars.
11811 (variable_union): Use shared_hash_*. Use initially NO_INSERT
11812 lookup if set->vars is shared. Don't keep slot cleared before
11813 calling unshare_variable. Unshare set->vars if needed. Adjust
11814 unshare_variable callers. Clear dst_can_be_shared if needed.
11815 Even ->refcount == 1 vars must be unshared if set->vars is shared
11816 and var needs to be modified.
11817 (dataflow_set_union): Set traversed_vars during canonicalization.
11818 (VALUE_CHANGED, DECL_CHANGED): Define.
11819 (set_dv_changed, dv_changed_p): New static inlines.
11820 (track_expr_p): Clear DECL_CHANGED.
11821 (dump_dataflow_sets): Set it.
11822 (variable_was_changed): Call set_dv_changed.
11823 (emit_note_insn_var_location): Likewise.
11824 (changed_variables_stack): New variable.
11825 (check_changed_vars_1, check_changed_vars_2): New functions.
11826 (emit_notes_for_changes): Do nothing if changed_variables is
11827 empty. Traverse changed_variables with check_changed_vars_1,
11828 call check_changed_vars_2 on each changed_variables_stack entry.
11829 (emit_notes_in_bb): Add SET argument. Just clear it at the
11830 beginning, use it instead of local &set, don't destroy it at the end.
11831 (vt_emit_notes): Call dataflow_set_clear early on all
11832 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
11833 computed set, dataflow_set_clear also VTI(bb)->in when we are
11834 done with the basic block. Initialize changed_variables_stack,
11835 free it afterwards. If ENABLE_CHECKING verify that after noting
11836 differences to an empty set value_chains hash table is empty.
11837 (vt_initialize): Initialize value_chains and value_chain_pool.
11838 (vt_finalize): Delete value_chains htab, free value_chain_pool.
11839 (variable_tracking_main): Call dump_dataflow_sets before calling
11840 vt_emit_notes, not after it.
11841 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
11842 (propagate_var_def_into_debug_stmts): Declare.
11843 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
11844 (df_set_note): Reject debug insns.
11845 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
11846 add notes to debug insns.
11847 (df_note_bb_compute): Adjust. Likewise.
11848 (df_simulate_uses): Skip debug insns.
11849 (df_simulate_initialize_backwards): Likewise.
11850 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
11851 (subst_stack_regs_pat): Reject debug insns.
11852 (convert_regs_1): Handle debug insns.
11853 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
11854 (print-rtl.o): Depend on cselib.h.
11855 (cselib.o): Depend on TREE_PASS_H.
11856 (var-tracking.o): Depend on cselib.h and TARGET_H.
11857 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
11858 (init_ready_list): Skip boundary debug insns.
11859 (add_branch_dependences): Skip debug insns.
11860 (free_block_dependencies): Check for blocks with only debug insns.
11861 (compute_priorities): Likewise.
11862 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
11863 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
11865 (gimple_build_debug_bind_stat): New.
11866 (empty_body_p): Skip debug stmts.
11867 (gimple_has_side_effects): Likewise.
11868 (gimple_rhs_has_side_effects): Likewise.
11869 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
11870 (gimple_build_debug_bind_stat): Declare.
11871 (gimple_build_debug_bind): Define.
11872 (is_gimple_debug): New.
11873 (gimple_debug_bind_p): New.
11874 (gimple_debug_bind_get_var): New.
11875 (gimple_debug_bind_get_value): New.
11876 (gimple_debug_bind_get_value_ptr): New.
11877 (gimple_debug_bind_set_var): New.
11878 (gimple_debug_bind_set_value): New.
11879 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
11880 (gimple_debug_bind_reset_value): New.
11881 (gimple_debug_bind_has_value_p): New.
11882 (gsi_next_nondebug): New.
11883 (gsi_prev_nondebug): New.
11884 (gsi_start_nondebug_bb): New.
11885 (gsi_last_nondebug_bb): New.
11886 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
11887 (print_insn): Handle DEBUG_INSN.
11888 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
11889 of first insn prevail.
11890 (first_stmt): Skip debug stmts.
11891 (first_non_label_stmt): Likewise.
11892 (last_stmt): Likewise.
11893 (has_zero_uses_1): New.
11894 (single_imm_use_1): New.
11895 (verify_gimple_debug): New.
11896 (verify_types_in_gimple_stmt): Handle debug stmts.
11897 (verify_stmt): Likewise.
11898 (debug_loop_num): Skip debug stmts.
11899 (remove_edge_and_dominated_blocks): Remove dominators last.
11900 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
11901 (linearize_expr): Likewise.
11902 * config/i386/i386.c (ix86_delegitimize_address): Call
11903 default implementation.
11904 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
11905 (group_barrier_needed): Skip debug insns.
11906 (emit_insn_group_barriers): Likewise.
11907 (emit_all_insn_group_barriers): Likewise.
11908 (ia64_variable_issue): Handle debug insns.
11909 (ia64_dfa_new_cycle): Likewise.
11910 (final_emit_insn_group_barriers): Skip debug insns.
11911 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
11912 def cfa without frame.
11913 (process_set): Likewise.
11914 (process_for_unwind_directive): Pass frame on.
11915 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
11916 (rs6000_delegitimize_address): New.
11917 (rs6000_debug_adjust_cost): Handle debug insns.
11918 (is_microcoded_insn): Likewise.
11919 (is_cracked_insn): Likewise.
11920 (is_nonpipeline_insn): Likewise.
11921 (insn_must_be_first_in_group): Likewise.
11922 (insn_must_be_last_in_group): Likewise.
11923 (force_new_group): Likewise.
11924 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
11925 contains only debug insns.
11926 (rtl_merge_blocks): Skip debug insns.
11927 (purge_dead_edges): Likewise.
11928 (rtl_block_ends_with_call_p): Skip debug insns.
11929 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
11930 (mark_reg_dependencies): Skip debug insns.
11931 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
11932 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
11933 * tree-ssa-threadedge.c
11934 (record_temporary_equivalences_from_stmts): Skip debug stmts.
11935 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
11936 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
11937 (copyprop_hardreg_forward_1): Handle debug insns.
11938 * reload1.c (reload): Skip debug insns. Replace unassigned
11939 pseudos in debug insns with their equivalences.
11940 (eliminate_regs_in_insn): Skip debug insns.
11941 (emit_input_reload_insns): Skip debug insns at first, adjust
11943 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
11944 (get_indirect_ref_operands): Pass opf_no_vops on.
11945 (get_expr_operands): Likewise. Skip debug stmts.
11946 (parse_ssa_operands): Scan debug insns with opf_no_vops.
11948 2009-09-01 Richard Henderson <rth@redhat.com>
11950 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
11951 stmt_ends_pp_p statements at least once.
11952 * tree-vrp.c (vrp_initialize): Likewise.
11953 (vrp_visit_stmt): Be prepared for non-interesting stmts.
11955 2009-09-01 Dodji Seketeli <dodji@redhat.com>
11958 Fix AIX bootstrap after PR debug/30161
11959 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
11960 that is a GNU extension.
11961 (tmpl_value_parm_die_table): Move the definition of this global
11962 outside #ifdef DWARF2_DEBUGGING_INFO region.
11964 2009-09-01 Richard Guenther <rguenther@suse.de>
11966 * tree.c (tree_expr_size): New function.
11967 * tree.h (tree_expr_size): Declare.
11968 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
11969 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
11970 * langhooks.c (lhd_expr_size): Remove.
11971 * langhooks.h (struct lang_hooks): Remove expr_size.
11972 * explow.c (expr_size): Use tree_expr_size.
11973 (int_expr_size): Likewise.
11974 * langhooks-def.h (lhd_expr_size): Remove.
11975 (LANG_HOOKS_EXPR_SIZE): Likewise.
11976 (LANG_HOOKS_INITIALIZER): Adjust.
11978 2009-09-01 Richard Guenther <rguenther@suse.de>
11980 * tree-flow.h (mark_addressable): Move declaration ...
11981 * tree.h (mark_addressable): ... here.
11982 * stmt.c (expand_asm_operands): Use mark_addressable, not
11983 lang_hooks.mark_addressable.
11984 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
11985 LANG_HOOKS_MARK_ADDRESSABLE.
11986 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
11987 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
11989 2009-08-31 Chris Demetriou <cgd@google.com>
11991 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
11992 vectorize if not TARGET_SSE2.
11994 2009-08-31 DJ Delorie <dj@redhat.com>
11996 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
11997 registers if no coprocessor is enabled.
11999 2009-08-31 Dodji Seketeli <dodji@redhat.com>
12002 * cgraph.h (cgraph_get_node): Declare ...
12003 * cgraph.c (cgraph_get_node): ... new function.
12004 * dwarf2out.c (gen_generic_params_dies,
12005 generic_parameter_die, tree_add_const_value_attribute_for_decl,
12006 make_ith_pack_parameter_name,
12007 append_entry_to_tmpl_value_parm_die_table,
12008 gen_remaining_tmpl_value_param_die_attribute): New functions.
12009 (gen_subprogram_die): Generate debug info for template parameters
12010 if debug info level is higher than DINFO_LEVEL_TERSE.
12011 Use tree_add_const_value_attribute_for_decl instead of
12012 tree_add_const_value_attribute.
12013 (gen_const_die): Use tree_add_const_value_attribute_for_decl
12014 instead of tree_add_const_value_attribute.
12015 (gen_struct_or_union_type_die): Generate debug
12016 info for template parameters if debug info level is higher than
12018 (tree_add_const_value_attribute): Handle integral and pointer
12019 constants. Update comment.
12020 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
12021 (dwarf_attr_name): Support DW_AT_GNU_template_name.
12022 (reference_to_unused): Fix thinko. Remove redundant predicates from
12024 (tree_add_const_value_attribute): Make this work for constant
12026 tree_add_const_value_attribute_for_decl is to be used for variable
12028 (add_location_or_const_value_attribute): Use
12029 tree_add_const_value_attribute_for_decl now.
12030 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
12031 DW_TAG_template_value_param DIEs after function DIEs have been
12033 * langhooks.h (lang_hooks_for_types): Add
12034 get_argument_pack_elems.
12035 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
12036 (lang_hooks): Added get_innermost_generic_parms,
12037 get_innermost_generic_args.
12038 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
12039 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
12040 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
12041 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
12043 2009-08-31 DJ Delorie <dj@redhat.com>
12045 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
12046 it once we start generating the prologue or epilogue.
12047 (mep_call_saves_register): If the frame is locked, re-use
12049 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
12050 (mep_expand_prologue): Call it.
12051 (mep_expand_epilogue): Likewise.
12052 (mep_start_function): Use the same logic as mep_expand_prologue.
12053 (mep_pass_by_reference): Make logic more readable.
12054 (mep_return_in_memory): Zero-sized objects are passed in memory.
12055 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
12057 2009-08-31 Richard Guenther <rguenther@suse.de>
12059 * builtins.c (fold_builtin_memory_op): Use the alias oracle
12060 to query if the memory regions for memmove overlap.
12061 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
12062 asserts on pointers, instead deal with odd trees.
12063 (ptr_derefs_may_alias_p): Likewise.
12064 (refs_may_alias_p_1): Constructor bases also never alias.
12066 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
12068 * doc/install.texi (Final install): Adjust reference on where to
12069 order printed manuals.
12071 2009-08-30 Olivier Hainque <hainque@adacore.com>
12073 * dwarf2out.c (switch_to_frame_table_section): Move
12074 definition prior to first use.
12076 2009-08-30 Richard Guenther <rguenther@suse.de>
12078 PR tree-optimization/41186
12079 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
12080 (ao_ref_init_from_ptr_and_size): New function.
12081 (ref_maybe_used_by_call_p_1): Be more precise tracking
12082 used ranges for builtin functions.
12083 (ref_maybe_used_by_call_p): Adjust.
12084 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
12085 ranges for builtin functions.
12086 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
12088 2009-08-30 Alan Modra <amodra@bigpond.net.au>
12091 * fwprop.c (get_reg_use_in): Delete.
12092 (free_load_extend): New function.
12093 (forward_propagate_subreg): Use it.
12095 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
12097 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
12099 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
12102 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
12105 2009-08-29 Douglas B Rupp <rupp@gnat.com>
12107 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
12108 fini or fini_array section.
12110 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
12112 * graphite-dependences.c (graphite_legal_transform_bb): Call
12113 pbb_remove_duplicate_pdrs.
12114 * graphite-poly.c (can_collapse_pdr): Removed.
12115 (pdr_find_duplicate): Removed.
12116 (can_collapse_pdrs): New.
12117 (pbb_remove_duplicate_pdrs): New.
12118 (new_poly_dr): Do not look for duplicates.
12119 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
12120 (PBB_PDR_DUPLICATES_REMOVED): New.
12121 (pbb_remove_duplicate_pdrs): Declared.
12123 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
12125 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
12126 the strides by multiplying by PDR_NB_REFS.
12127 * graphite-poly.c (can_collapse_pdr): New.
12128 (pdr_find_duplicate): New.
12129 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
12130 Initialize PDR_NB_REFS.
12131 * graphite-poly.h (struct poly_dr): Add field nb_refs.
12132 (PDR_NB_REFS): New.
12133 (new_poly_dr): Number of subscripts is a graphite_dim_t.
12135 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
12137 PR middle-end/40965
12138 * graphite-poly.c (apply_poly_transforms): Remove legality test before
12141 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
12143 * graphite-dependences.c (pddr_original_scattering): Return NULL
12144 for read-read dependence relations.
12145 * graphite-poly.h (enum poly_dr_type): Fix comment.
12147 (pdr_write_p): New.
12148 (pdr_may_write_p): New.
12150 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
12152 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
12153 (struct poly_dr): Same.
12154 (new_poly_dr): Same.
12155 * graphite-poly.c (new_poly_dr): Same.
12156 * graphite-dependences.c (dot_deps): Disable call to system.
12158 2009-08-28 Cary Coutant <ccoutant@google.com>
12161 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
12162 struct/union/enum types local to a function.
12164 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
12165 Sebastian Pop <sebastian.pop@amd.com>
12167 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
12168 pbb_strip_mine_time_depth. Changed the implementation so that
12169 transformation is expressed as a transformation on
12170 time (scatttering) dimensions. Also, ensures that the 2d+1
12171 scheduling format is preserved.
12172 (pbb_strip_mine_profitable_p): Profitability is based on the
12173 iteration number of a given time (scattering) dimension,
12174 and not on a original loop depth dimension.
12175 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
12176 (pbb_do_strip_mine): Call psct_dynamic_dim.
12177 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
12178 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
12179 (pbb_nb_dynamic_scattering_transform): New.
12180 (psct_dynamic_dim): New.
12182 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
12184 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
12185 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
12186 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
12187 * graphite-interchange.c (build_linearized_memory_access): Same.
12188 (memory_stride_in_loop): Same.
12190 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
12192 * graphite-dependences.c (pddr_original_scattering): New.
12193 (graphite_legal_transform_dr): Call pddr_original_scattering.
12196 * graphite-dependences.h (dot_deps): Declared.
12197 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
12198 (print_pdr): Print PDR_ID.
12199 * graphite-poly.h (struct poly_dr): Add field id.
12202 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
12204 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
12206 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
12207 not delete the original dependence relation.
12209 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
12211 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
12212 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
12213 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
12214 (free_poly_ddr): New.
12215 (pddr_is_empty): New.
12216 (dependence_polyhedron_1): Now returns a poly_ddr_p.
12217 (dependence_polyhedron): Same. Remove useless gcc_assert.
12219 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
12220 (graphite_carried_dependence_level_k): Call pddr_is_empty.
12221 * graphite-dependences.h (enum poly_dependence_kind): New.
12222 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
12223 (PDRP_SOURCE): Renamed PDDR_SOURCE.
12224 (PDRP_SINK): Renamed PDDR_SINK.
12225 (PDRP_DDP): Renamed PDDR_DDP.
12227 (free_poly_ddr): Declared.
12228 * graphite-poly.c (new_scop): Use the new hash function names.
12229 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
12230 into original_pddrs.
12231 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
12233 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
12235 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
12236 bounds with LT_EXPR to make niter analysis more precise on code
12237 generated by Graphite.
12239 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
12241 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
12242 (graphite_legal_transform_bb): Same.
12243 (poly_drs_may_alias_p): Same.
12245 2009-08-28 Richard Guenther <rguenther@suse.de>
12247 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
12249 2009-08-28 Jan Beulich <jbeulich@novell.com>
12251 * config/i386/netware.c: Include langhooks.h.
12252 (i386_nlm_encode_section_info): Simplify.
12253 (netware_override_options): Delete.
12254 * config/i386/netware.h (netware_override_options): Delete
12256 (OVERRIDE_OPTIONS): Delete definition.
12257 (SUBTARGET_OVERRIDE_OPTIONS): Define.
12258 (ASM_COMMENT_START): Define.
12259 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
12261 2009-08-28 Jan Beulich <jbeulich@novell.com>
12263 * configure.ac: For in-tree ld, do a plain version check to
12264 determine whether comdat groups are supported.
12265 * configure: Regenerate.
12267 2009-08-28 Olivier Hainque <hainque@adacore.com>
12269 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
12270 always defined. Reflect definition or absence of such for
12271 COLLECT_EXPORT_LIST. Readability helper.
12272 (scanfilter): New enum, to help control what symbols
12273 are to be considered or ignored by scan_prog_file.
12274 (enum pass): Rename as "scanpass", moved together with scanfilter
12275 prior to scan_prog_file's prototype.
12276 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
12277 Group prototype with the scanpass/scanfilter definitions, factorize
12278 head comments for the several implementations at the prototype.
12279 (main): Reorganize the first pass link control to let AIX
12280 drag only the needed frame tables in executables. Prevent
12281 frame tables collection during the scan aimed at static ctors.
12282 Pre-link and scan for frame tables later to compensate.
12283 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
12284 A C statement to issue assembly directives that create a reference
12285 to the given DWARF table identifier label from the current function
12287 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
12288 to differentiate first time section entry. Only emit a .data
12289 tables start identifier label the first time around.
12290 (switch_to_frame_table_section): New function. Helper for
12291 output_call_frame_info to switch possibly BACK into the eh_frame
12292 or the debug_frame section depending on FOR_EH.
12293 (output_call_frame_info): Use helper to first enter the proper
12295 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
12296 emit a link to the frame table start label from each function
12298 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
12299 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
12300 * config/rs6000/rs6000-protos.h: Declare it.
12301 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
12303 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
12305 * config/sh/sh.c (split_branches): Check the result of
12308 2009-08-27 Steve Ellcey <sje@cup.hp.com>
12310 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
12311 using -pthread -fopenmp
12313 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
12315 * doc/service.texi (service directory): Update URL.
12317 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
12319 PR rtl-optimization/40861
12320 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
12321 extract word from a multi-word subreg for negative byte positions.
12323 2009-08-27 Tristan Gingold <gingold@adacore.com>
12324 Douglas B Rupp <rupp@gnat.com>
12326 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
12327 (SECTION_VMS_OVERLAY): Define.
12328 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
12330 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
12332 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
12333 common_object declarations.
12334 (ia64_section_type_flags): Set section flag for common_object.
12335 * config/ia64/ia64-protos.h
12336 (ia64_vms_output_aligned_decl_common): Declare.
12337 (ia64_vms_elf_asm_named_section): Declare.
12339 2009-08-27 Michael Matz <matz@suse.de>
12341 * expr.c (expand_expr_real_2): New function taking exploded
12342 unary or binary expression, split out from ...
12343 (expand_expr_real_1): ... here. Move over all unary/binary
12344 switch parts to above function, in particular these codes:
12345 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
12346 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
12347 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
12348 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
12349 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
12350 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
12351 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
12352 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
12353 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
12354 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
12355 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
12356 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
12357 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
12358 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
12359 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
12360 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
12361 VEC_PACK_FIX_TRUNC_EXPR.
12362 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
12365 2009-08-27 Richard Guenther <rguenther@suse.de>
12367 * gengtype.c (main): Handle uint64_t.
12368 * ipa-utils.c (get_base_var): Indent properly.
12369 * tree-ssa-live.c (debug_scope_block): New function.
12370 * tree-flow.h (debug_scope_block): Declare.
12371 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
12372 * basic-block.h (enum profile_status): Rename to
12373 enum profile_status_d.
12374 (x_profile_status): Adjust type.
12376 2009-08-27 Dodji Seketeli <dodji@redhat.com>
12379 * dwarf2out.c (get_context_die): Declare this static function.
12380 (gen_type_die_with_usage): Make sure a DIE is a generated for
12381 the context of a typedef.
12383 2009-08-26 Anatoly Sokolov <aesok@post.ru>
12385 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
12388 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
12390 * config/mips/mips-protos.h (mips_output_sync): Declare.
12391 (mips_sync_loop_insns): Likewise.
12392 (mips_output_sync_loop): Replace first two parameters with an rtx.
12393 * config/mips/mips.c (mips_multi_member): New structure.
12394 (mips_multi_members): New variable.
12395 (mips_multi_start): New function.
12396 (mips_multi_add): Likewise.
12397 (mips_multi_add_insn): Likewise.
12398 (mips_multi_add_label): Likewise.
12399 (mips_multi_last_index): Likewise.
12400 (mips_multi_copy_insn): Likewise.
12401 (mips_multi_set_operand): Likewise.
12402 (mips_multi_write): Likewise.
12403 (mips_print_operand_punctuation): Remove '%|' and '%-'.
12404 (mips_init_print_operand_punct): Update accordingly.
12405 (mips_start_ll_sc_sync_block): New function.
12406 (mips_end_ll_sc_sync_block): Likewise.
12407 (mips_output_sync): Likewise.
12408 (mips_sync_insn1_template): Likewise.
12409 (mips_sync_insn2_template): Likewise.
12410 (mips_get_sync_operand): Likewise.
12411 (mips_process_sync_loop): Likewise.
12412 (mips_output_sync_loop): Use mips_process_sync_loop.
12413 (mips_sync_loop_insns): New function.
12414 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
12415 (MIPS_COMPARE_AND_SWAP_12): Likewise.
12416 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
12417 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
12418 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
12419 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
12420 (MIPS_SYNC_OLD_OP_12): Likewise.
12421 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
12422 (MIPS_SYNC_NEW_OP_12): Likewise.
12423 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
12424 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
12425 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
12426 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
12427 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
12428 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
12429 * config/mips/mips.md (sync_mem): New attribute.
12430 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
12431 (sync_exclusive_mask, sync_required_oldval): Likewise.
12432 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
12433 (sync_release_barrier): Likewise.
12434 (length): Handle sync loops.
12435 (sync): Use mips_output_sync.
12436 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
12437 (sync_compare_and_swap<mode>): Set the new sync_* attributes
12438 and use mips_output_sync_loop.
12439 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
12440 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
12441 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
12442 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
12443 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
12444 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
12445 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
12446 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
12447 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
12449 2009-08-26 Richard Guenther <rguenther@suse.de>
12451 PR middle-end/41163
12452 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
12453 the types to not match.
12454 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
12456 * tree-ssa.c (useless_type_conversion_p): Conversions to
12457 pointers to unprototyped functions are useless.
12459 2009-08-26 Richard Guenther <rguenther@suse.de>
12461 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
12462 whole-program condition, prepare to be called for non-globals.
12463 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
12464 params build a representative with known type and track its fields.
12466 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
12468 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
12469 clearing by a taken branch.
12470 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
12471 effectively after bbro pass.
12472 (sync_nand<mode>): Ditto.
12473 (sync_old_<fetchop_name><mode>): Ditto.
12474 (sync_old_nand<mode>): Ditto.
12475 (sync_new_<fetchop_name><mode>): Dito.
12476 (sync_new_nand<mode>): Ditto.
12477 (sync_compare_and_swap<mode>_1): Ditto.
12478 (*sync_compare_and_swap<mode>): Ditto.
12479 (sync_lock_test_and_set<mode>_1): Ditto.
12480 ("sync_lock_test_and_set<mode>): Ditto.
12482 2009-08-25 Douglas B Rupp <rupp@gnat.com>
12484 * hwint.h (HOST_LONG_FORMAT): New macro
12485 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
12486 Use HOST_PTR_PRINTF.
12487 * system.h (HOST_PTR_PRINTF): Resurrect old macro
12488 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
12489 (HOST_PTR_PRINTF): Document.
12491 2009-08-25 Jan Hubicka <jh@suse.cz>
12493 * config/i386/bmmintrin.h: Replace by #error.
12496 Michael Meissner <michael.meissner@amd.com>
12497 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12498 Tony Linthicum <tony.linthicum@amd.com>
12500 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
12501 (TARGET_ROUND): New macro for the round/ptest instructions which
12502 are shared between SSE4.1 and SSE5.
12503 (OPTION_MASK_ISA_ROUND): Ditto.
12504 (OPTION_ISA_ROUND): Ditto.
12505 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
12506 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
12508 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
12509 (-mfused-madd): New switch to give users control over whether the
12510 compiler optimizes to use the multiply/add SSE5 instructions.
12512 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
12513 (ix86_handle_option): Turn off 3dnow if -msse5.
12514 (override_options): Add SSE5 support.
12515 (print_operand): %Y prints comparison codes for SSE5 com/pcom
12517 (ix86_expand_sse_movcc): Add SSE5 support.
12518 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
12519 vector type to the next largest size.
12520 (ix86_expand_sse5_pack): New function to use pperm to pack a
12521 vector type to the next smallest size.
12522 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
12523 (IX86_BUILTIN_FMADDSD): Ditto.
12524 (IX86_BUILTIN_FMADDPS): Ditto.
12525 (IX86_BUILTIN_FMADDPD): Ditto.
12526 (IX86_BUILTIN_FMSUBSS): Ditto.
12527 (IX86_BUILTIN_FMSUBSD): Ditto.
12528 (IX86_BUILTIN_FMSUBPS): Ditto.
12529 (IX86_BUILTIN_FMSUBPD): Ditto.
12530 (IX86_BUILTIN_FNMADDSS): Ditto.
12531 (IX86_BUILTIN_FNMADDSD): Ditto.
12532 (IX86_BUILTIN_FNMADDPS): Ditto.
12533 (IX86_BUILTIN_FNMADDPD): Ditto.
12534 (IX86_BUILTIN_FNMSUBSS): Ditto.
12535 (IX86_BUILTIN_FNMSUBSD): Ditto.
12536 (IX86_BUILTIN_FNMSUBPS): Ditto.
12537 (IX86_BUILTIN_FNMSUBPD): Ditto.
12538 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
12539 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
12540 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
12541 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
12542 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
12543 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
12544 (IX86_BUILTIN_PPERM): Ditto.
12545 (IX86_BUILTIN_PERMPS): Ditto.
12546 (IX86_BUILTIN_PERMPD): Ditto.
12547 (IX86_BUILTIN_PMACSSWW): Ditto.
12548 (IX86_BUILTIN_PMACSWW): Ditto.
12549 (IX86_BUILTIN_PMACSSWD): Ditto.
12550 (IX86_BUILTIN_PMACSWD): Ditto.
12551 (IX86_BUILTIN_PMACSSDD): Ditto.
12552 (IX86_BUILTIN_PMACSDD): Ditto.
12553 (IX86_BUILTIN_PMACSSDQL): Ditto.
12554 (IX86_BUILTIN_PMACSSDQH): Ditto.
12555 (IX86_BUILTIN_PMACSDQL): Ditto.
12556 (IX86_BUILTIN_PMACSDQH): Ditto.
12557 (IX86_BUILTIN_PMADCSSWD): Ditto.
12558 (IX86_BUILTIN_PMADCSWD): Ditto.
12559 (IX86_BUILTIN_PHADDBW): Ditto.
12560 (IX86_BUILTIN_PHADDBD): Ditto.
12561 (IX86_BUILTIN_PHADDBQ): Ditto.
12562 (IX86_BUILTIN_PHADDWD): Ditto.
12563 (IX86_BUILTIN_PHADDWQ): Ditto.
12564 (IX86_BUILTIN_PHADDDQ): Ditto.
12565 (IX86_BUILTIN_PHADDUBW): Ditto.
12566 (IX86_BUILTIN_PHADDUBD): Ditto.
12567 (IX86_BUILTIN_PHADDUBQ): Ditto.
12568 (IX86_BUILTIN_PHADDUWD): Ditto.
12569 (IX86_BUILTIN_PHADDUWQ): Ditto.
12570 (IX86_BUILTIN_PHADDUDQ): Ditto.
12571 (IX86_BUILTIN_PHSUBBW): Ditto.
12572 (IX86_BUILTIN_PHSUBWD): Ditto.
12573 (IX86_BUILTIN_PHSUBDQ): Ditto.
12574 (IX86_BUILTIN_PROTB): Ditto.
12575 (IX86_BUILTIN_PROTW): Ditto.
12576 (IX86_BUILTIN_PROTD): Ditto.
12577 (IX86_BUILTIN_PROTQ): Ditto.
12578 (IX86_BUILTIN_PROTB_IMM): Ditto.
12579 (IX86_BUILTIN_PROTW_IMM): Ditto.
12580 (IX86_BUILTIN_PROTD_IMM): Ditto.
12581 (IX86_BUILTIN_PROTQ_IMM): Ditto.
12582 (IX86_BUILTIN_PSHLB): Ditto.
12583 (IX86_BUILTIN_PSHLW): Ditto.
12584 (IX86_BUILTIN_PSHLD): Ditto.
12585 (IX86_BUILTIN_PSHLQ): Ditto.
12586 (IX86_BUILTIN_PSHAB): Ditto.
12587 (IX86_BUILTIN_PSHAW): Ditto.
12588 (IX86_BUILTIN_PSHAD): Ditto.
12589 (IX86_BUILTIN_PSHAQ): Ditto.
12590 (IX86_BUILTIN_FRCZSS): Ditto.
12591 (IX86_BUILTIN_FRCZSD): Ditto.
12592 (IX86_BUILTIN_FRCZPS): Ditto.
12593 (IX86_BUILTIN_FRCZPD): Ditto.
12594 (IX86_BUILTIN_CVTPH2PS): Ditto.
12595 (IX86_BUILTIN_CVTPS2PH): Ditto.
12596 (IX86_BUILTIN_COMEQSS): Ditto.
12597 (IX86_BUILTIN_COMNESS): Ditto.
12598 (IX86_BUILTIN_COMLTSS): Ditto.
12599 (IX86_BUILTIN_COMLESS): Ditto.
12600 (IX86_BUILTIN_COMGTSS): Ditto.
12601 (IX86_BUILTIN_COMGESS): Ditto.
12602 (IX86_BUILTIN_COMUEQSS): Ditto.
12603 (IX86_BUILTIN_COMUNESS): Ditto.
12604 (IX86_BUILTIN_COMULTSS): Ditto.
12605 (IX86_BUILTIN_COMULESS): Ditto.
12606 (IX86_BUILTIN_COMUGTSS): Ditto.
12607 (IX86_BUILTIN_COMUGESS): Ditto.
12608 (IX86_BUILTIN_COMORDSS): Ditto.
12609 (IX86_BUILTIN_COMUNORDSS): Ditto.
12610 (IX86_BUILTIN_COMFALSESS): Ditto.
12611 (IX86_BUILTIN_COMTRUESS): Ditto.
12612 (IX86_BUILTIN_COMEQSD): Ditto.
12613 (IX86_BUILTIN_COMNESD): Ditto.
12614 (IX86_BUILTIN_COMLTSD): Ditto.
12615 (IX86_BUILTIN_COMLESD): Ditto.
12616 (IX86_BUILTIN_COMGTSD): Ditto.
12617 (IX86_BUILTIN_COMGESD): Ditto.
12618 (IX86_BUILTIN_COMUEQSD): Ditto.
12619 (IX86_BUILTIN_COMUNESD): Ditto.
12620 (IX86_BUILTIN_COMULTSD): Ditto.
12621 (IX86_BUILTIN_COMULESD): Ditto.
12622 (IX86_BUILTIN_COMUGTSD): Ditto.
12623 (IX86_BUILTIN_COMUGESD): Ditto.
12624 (IX86_BUILTIN_COMORDSD): Ditto.
12625 (IX86_BUILTIN_COMUNORDSD): Ditto.
12626 (IX86_BUILTIN_COMFALSESD): Ditto.
12627 (IX86_BUILTIN_COMTRUESD): Ditto.
12628 (IX86_BUILTIN_COMEQPS): Ditto.
12629 (IX86_BUILTIN_COMNEPS): Ditto.
12630 (IX86_BUILTIN_COMLTPS): Ditto.
12631 (IX86_BUILTIN_COMLEPS): Ditto.
12632 (IX86_BUILTIN_COMGTPS): Ditto.
12633 (IX86_BUILTIN_COMGEPS): Ditto.
12634 (IX86_BUILTIN_COMUEQPS): Ditto.
12635 (IX86_BUILTIN_COMUNEPS): Ditto.
12636 (IX86_BUILTIN_COMULTPS): Ditto.
12637 (IX86_BUILTIN_COMULEPS): Ditto.
12638 (IX86_BUILTIN_COMUGTPS): Ditto.
12639 (IX86_BUILTIN_COMUGEPS): Ditto.
12640 (IX86_BUILTIN_COMORDPS): Ditto.
12641 (IX86_BUILTIN_COMUNORDPS): Ditto.
12642 (IX86_BUILTIN_COMFALSEPS): Ditto.
12643 (IX86_BUILTIN_COMTRUEPS): Ditto.
12644 (IX86_BUILTIN_COMEQPD): Ditto.
12645 (IX86_BUILTIN_COMNEPD): Ditto.
12646 (IX86_BUILTIN_COMLTPD): Ditto.
12647 (IX86_BUILTIN_COMLEPD): Ditto.
12648 (IX86_BUILTIN_COMGTPD): Ditto.
12649 (IX86_BUILTIN_COMGEPD): Ditto.
12650 (IX86_BUILTIN_COMUEQPD): Ditto.
12651 (IX86_BUILTIN_COMUNEPD): Ditto.
12652 (IX86_BUILTIN_COMULTPD): Ditto.
12653 (IX86_BUILTIN_COMULEPD): Ditto.
12654 (IX86_BUILTIN_COMUGTPD): Ditto.
12655 (IX86_BUILTIN_COMUGEPD): Ditto.
12656 (IX86_BUILTIN_COMORDPD): Ditto.
12657 (IX86_BUILTIN_COMUNORDPD): Ditto.
12658 (IX86_BUILTIN_COMFALSEPD): Ditto.
12659 (IX86_BUILTIN_COMTRUEPD): Ditto.
12660 (IX86_BUILTIN_PCOMEQUB): Ditto.
12661 (IX86_BUILTIN_PCOMNEUB): Ditto.
12662 (IX86_BUILTIN_PCOMLTUB): Ditto.
12663 (IX86_BUILTIN_PCOMLEUB): Ditto.
12664 (IX86_BUILTIN_PCOMGTUB): Ditto.
12665 (IX86_BUILTIN_PCOMGEUB): Ditto.
12666 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
12667 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
12668 (IX86_BUILTIN_PCOMEQUW): Ditto.
12669 (IX86_BUILTIN_PCOMNEUW): Ditto.
12670 (IX86_BUILTIN_PCOMLTUW): Ditto.
12671 (IX86_BUILTIN_PCOMLEUW): Ditto.
12672 (IX86_BUILTIN_PCOMGTUW): Ditto.
12673 (IX86_BUILTIN_PCOMGEUW): Ditto.
12674 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
12675 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
12676 (IX86_BUILTIN_PCOMEQUD): Ditto.
12677 (IX86_BUILTIN_PCOMNEUD): Ditto.
12678 (IX86_BUILTIN_PCOMLTUD): Ditto.
12679 (IX86_BUILTIN_PCOMLEUD): Ditto.
12680 (IX86_BUILTIN_PCOMGTUD): Ditto.
12681 (IX86_BUILTIN_PCOMGEUD): Ditto.
12682 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
12683 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
12684 (IX86_BUILTIN_PCOMEQUQ): Ditto.
12685 (IX86_BUILTIN_PCOMNEUQ): Ditto.
12686 (IX86_BUILTIN_PCOMLTUQ): Ditto.
12687 (IX86_BUILTIN_PCOMLEUQ): Ditto.
12688 (IX86_BUILTIN_PCOMGTUQ): Ditto.
12689 (IX86_BUILTIN_PCOMGEUQ): Ditto.
12690 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
12691 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
12692 (IX86_BUILTIN_PCOMEQB): Ditto.
12693 (IX86_BUILTIN_PCOMNEB): Ditto.
12694 (IX86_BUILTIN_PCOMLTB): Ditto.
12695 (IX86_BUILTIN_PCOMLEB): Ditto.
12696 (IX86_BUILTIN_PCOMGTB): Ditto.
12697 (IX86_BUILTIN_PCOMGEB): Ditto.
12698 (IX86_BUILTIN_PCOMFALSEB): Ditto.
12699 (IX86_BUILTIN_PCOMTRUEB): Ditto.
12700 (IX86_BUILTIN_PCOMEQW): Ditto.
12701 (IX86_BUILTIN_PCOMNEW): Ditto.
12702 (IX86_BUILTIN_PCOMLTW): Ditto.
12703 (IX86_BUILTIN_PCOMLEW): Ditto.
12704 (IX86_BUILTIN_PCOMGTW): Ditto.
12705 (IX86_BUILTIN_PCOMGEW): Ditto.
12706 (IX86_BUILTIN_PCOMFALSEW): Ditto.
12707 (IX86_BUILTIN_PCOMTRUEW): Ditto.
12708 (IX86_BUILTIN_PCOMEQD): Ditto.
12709 (IX86_BUILTIN_PCOMNED): Ditto.
12710 (IX86_BUILTIN_PCOMLTD): Ditto.
12711 (IX86_BUILTIN_PCOMLED): Ditto.
12712 (IX86_BUILTIN_PCOMGTD): Ditto.
12713 (IX86_BUILTIN_PCOMGED): Ditto.
12714 (IX86_BUILTIN_PCOMFALSED): Ditto.
12715 (IX86_BUILTIN_PCOMTRUED): Ditto.
12716 (IX86_BUILTIN_PCOMEQQ): Ditto.
12717 (IX86_BUILTIN_PCOMNEQ): Ditto.
12718 (IX86_BUILTIN_PCOMLTQ): Ditto.
12719 (IX86_BUILTIN_PCOMLEQ): Ditto.
12720 (IX86_BUILTIN_PCOMGTQ): Ditto.
12721 (IX86_BUILTIN_PCOMGEQ): Ditto.
12722 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
12723 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
12724 (enum multi_arg_type): New enum for describing the various SSE5
12725 intrinsic argument types.
12726 (bdesc_multi_arg): New table for SSE5 intrinsics.
12727 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
12728 (ix86_expand_multi_arg_builtin): New function for creating SSE5
12730 (ix86_expand_builtin): Add SSE5 intrinsic support.
12731 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
12732 operand instructions.
12733 (ix86_expand_sse5_multiple_memory): New function to split the
12734 second memory reference from SSE5 instructions.
12735 (type_has_variadic_args_p): Delete in favor of stdarg_p.
12736 (ix86_return_pops_args): Use stdarg_p to determine if the function
12737 has variable arguments.
12738 (ix86_setup_incoming_varargs): Ditto.
12739 (x86_this_parameter): Ditto.
12741 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
12743 (ix86_expand_sse5_pack): Ditto.
12744 (ix86_sse5_valid_op_p): Ditto.
12745 (ix86_expand_sse5_multiple_memory): Ditto.
12747 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
12748 constant for SSE5 support.
12749 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
12750 (UNSPEC_SSE5_TRUEFALSE): Ditto.
12751 (UNSPEC_SSE5_PERMUTE): Ditto.
12752 (UNSPEC_SSE5_ASHIFT): Ditto.
12753 (UNSPEC_SSE5_LSHIFT): Ditto.
12754 (UNSPEC_FRCZ): Ditto.
12755 (UNSPEC_CVTPH2PS): Ditto.
12756 (UNSPEC_CVTPS2PH): Ditto.
12757 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
12758 (PCOM_TRUE): Ditto.
12759 (COM_FALSE_S): Ditto.
12760 (COM_FALSE_P): Ditto.
12761 (COM_TRUE_S): Ditto.
12762 (COM_TRUE_P): Ditto.
12763 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
12764 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
12766 (memory attribute): Ditto.
12767 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12768 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
12769 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
12770 (floor<mode>2): Ditto.
12771 (ceil<mode>2): Ditto.
12772 (btrunc<mode>2): Ditto.
12773 (nearbyintdf2): Ditto.
12774 (nearbyintsf2): Ditto.
12775 (sse_setccsf): Disable if SSE5.
12776 (sse_setccdf): Ditto.
12777 (sse5_setcc<mode>): New support for SSE5 conditional move.
12778 (sse5_pcmov_<mode>): Ditto.
12780 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
12781 (SSEMODEF4): Ditto.
12782 (SSEMODEF2P): Ditto.
12783 (ssemodesuffixf4): New mode attribute for SSE5.
12784 (ssemodesuffixf2s): Ditto.
12785 (ssemodesuffixf2c): Ditto.
12786 (sserotatemax): Ditto.
12787 (ssescalarmode): Ditto.
12788 (sse_maskcmpv4sf3): Disable if SSE5.
12789 (sse_maskcmpv2df3): Ditto.
12790 (sse_vmmaskcmpv4sf3): Ditto.
12791 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
12792 (sse5_vmfmadd<mode>4): Ditto.
12793 (sse5_fmsub<mode>4): Ditto.
12794 (sse5_vmfmsub<mode>4): Ditto.
12795 (sse5_fnmadd<mode>4): Ditto.
12796 (sse5_vmfnmadd<mode>4): Ditto.
12797 (sse5_fnmsub<mode>4): Ditto.
12798 (sse5_vmfnmsub<mode>4): Ditto.
12799 (sse5i_fmadd<mode>4): Ditto.
12800 (sse5i_fmsub<mode>4): Ditto.
12801 (sse5i_fnmadd<mode>4): Ditto.
12802 (sse5i_fnmsub<mode>4): Ditto.
12803 (sse5i_vmfmadd<mode>4): Ditto.
12804 (sse5i_vmfmsub<mode>4): Ditto.
12805 (sse5i_vmfnmadd<mode>4): Ditto.
12806 (sse5i_vmfnmsub<mode>4): Ditto.
12807 (mulv16qi3): Add SSE5 support.
12809 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
12810 (sse2_mulv4si3): Disable if SSE5.
12811 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
12812 (sse4_1_roundps): Ditto.
12813 (sse4_1_roundsd): Ditto.
12814 (sse4_1_roundss): Ditto.
12815 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
12817 (sse_maskcmpsf3): Ditto.
12818 (sse_vmmaskcmpv4sf3): Ditto.
12819 (sse2_maskcmpv2df3): Ditto.
12820 (sse2_maskcmpdf3): Ditto.
12821 (sse2_vmmaskcmpv2df3): Ditto.
12822 (sse2_eq<mode>3): Ditto.
12823 (sse2_gt<mode>3): Ditto.
12824 (sse5_pcmov_<mode>): Add SSE5 support.
12825 (vec_unpacku_hi_v16qi): Ditto.
12826 (vec_unpacks_hi_v16qi): Ditto.
12827 (vec_unpacku_lo_v16qi): Ditto.
12828 (vec_unpacks_lo_v16qi): Ditto.
12829 (vec_unpacku_hi_v8hi): Ditto.
12830 (vec_unpacks_hi_v8hi): Ditto.
12831 (vec_unpacku_lo_v8hi): Ditto.
12832 (vec_unpacks_lo_v8hi): Ditto.
12833 (vec_unpacku_hi_v4si): Ditto.
12834 (vec_unpacks_hi_v4si): Ditto.
12835 (vec_unpacku_lo_v4si): Ditto.
12836 (vec_unpacks_lo_v4si): Ditto.
12837 (sse5_pmacsww): New SSE5 intrinsic insn.
12838 (sse5_pmacssww): Ditto.
12839 (sse5_pmacsdd): Ditto.
12840 (sse5_pmacssdd): Ditto.
12841 (sse5_pmacssdql): Ditto.
12842 (sse5_pmacssdqh): Ditto.
12843 (sse5_pmacsdqh): Ditto.
12844 (sse5_pmacsswd): Ditto.
12845 (sse5_pmacswd): Ditto.
12846 (sse5_pmadcsswd): Ditto.
12847 (sse5_pmadcswd): Ditto.
12848 (sse5_pcmov_<move>): Conditional move support on SSE5.
12849 (sse5_phaddbw): New SSE5 intrinsic insn.
12850 (sse5_phaddbd): Ditto.
12851 (sse5_phaddbq): Ditto.
12852 (sse5_phaddwd): Ditto.
12853 (sse5_phaddwq): Ditto.
12854 (sse5_phadddq): Ditto.
12855 (sse5_phaddubw): Ditto.
12856 (sse5_phaddubd): Ditto.
12857 (sse5_phaddubq): Ditto.
12858 (sse5_phadduwd): Ditto.
12859 (sse5_phadduwq): Ditto.
12860 (sse5_phaddudq): Ditto.
12861 (sse5_phsubbw): Ditto.
12862 (sse5_phsubwd): Ditto.
12863 (sse5_phsubdq): Ditto.
12864 (sse5_pperm): Ditto.
12865 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
12866 (sse5_pperm_zero_v16qi_v8hi): Ditto.
12867 (sse5_pperm_sign_v8hi_v4si): Ditto.
12868 (sse5_pperm_zero_v8hi_v4si): Ditto.
12869 (sse5_pperm_sign_v4si_v2di): Ditto.
12870 (sse5_pperm_sign_v4si_v2di): Ditto.
12871 (sse5_pperm_pack_v2di_v4si): Ditto.
12872 (sse5_pperm_pack_v4si_v8hi): Ditto.
12873 (sse5_pperm_pack_v8hi_v16qi): Ditto.
12874 (sse5_perm<mode>): New SSE5 intrinsic insn.
12875 (rotl<mode>3): Ditto.
12876 (sse5_rotl<mode>3): Ditto.
12877 (sse5_ashl<mode>3): Ditto.
12878 (sse5_lshl<mode>3): Ditto.
12879 (sse5_frcz<mode>2): Ditto.
12880 (sse5s_frcz<mode>2): Ditto.
12881 (sse5_cvtph2ps): Ditto.
12882 (sse5_cvtps2ph): Ditto.
12883 (sse5_vmmaskcmp<mode>3): Ditto.
12884 (sse5_com_tf<mode>3): Ditto.
12885 (sse5_maskcmp<mode>3): Ditto.
12886 (sse5_maskcmp_uns<mode>3): Ditto.
12887 (sse5_maskcmp_uns2<mode>3): Ditto.
12888 (sse5_pcom_tf<mode>3): Ditto.
12890 * config/i386/predicates.md (sse5_comparison_float_operator):
12891 New predicate to match the comparison operators supported by
12892 the SSE5 com instruction.
12893 (ix86_comparison_int_operator): New predicate to match just the
12894 signed int comparisons.
12895 (ix86_comparison_uns_operator): New predicate to match just the
12896 unsigned int comparisons.
12898 * doc/invoke.texi (-msse5): Add documentation.
12899 (-mfused-madd): Ditto.
12901 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
12903 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
12905 (x86_64-*-*): Ditto.
12907 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
12909 * config/i386/bmmintrin.h: New file, provide common x86 compiler
12910 intrinisics for SSE5.
12912 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
12915 * config/i386/mmintrin-common.h: New file, to contain common
12916 instructions between SSE4.1 and SSE5.
12918 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
12919 FOREACH_FUNCTION_ARGS to iterate over the argument list.
12920 (gen_regparm_prefix): Ditto.
12922 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
12923 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
12924 prototype_p to determine if a function is prototyped.
12926 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
12928 * c-common.c (c_common_reswords) add the alignof keyword,
12929 with same RID as __alignof and __alignof__
12931 2009-08-25 Anatoly Sokolov <aesok@post.ru>
12933 * hooks.h (hook_bool_const_int_const_int_true): Declare.
12934 * hooks.c (hook_bool_const_int_const_int_true): New function.
12935 * target.h (struct gcc_target): Add can_eliminate field.
12936 * target-def.h (TARGET_CAN_ELIMINATE): Define.
12937 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
12938 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
12939 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
12940 (elim_table): Revise comment.
12941 * system.h (CAN_ELIMINATE): Poison.
12942 * defaults.h (CAN_ELIMINATE): Remove.
12943 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12945 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
12946 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
12948 (alpha_vms_can_eliminate): Declare as static, change return type to
12950 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
12952 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
12953 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
12954 (arm_can_eliminate): New function.
12956 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
12957 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
12958 (avr_can_eliminate): Declare as static.
12959 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
12961 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
12962 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
12963 (bfin_can_eliminate): New function.
12965 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
12966 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
12967 (crx_can_eliminate): New function.
12969 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
12970 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
12971 (fr30_can_eliminate): New function.
12973 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
12974 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
12975 (frv_can_eliminate): New function.
12977 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
12978 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
12979 (h8300_can_eliminate): New function.
12981 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
12982 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
12983 (i386_can_eliminate): Declare as static, change return type to bool.
12984 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
12986 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
12987 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
12988 (ia64_can_eliminate): New function.
12990 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
12991 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
12992 (iq2000_can_eliminate): New function.
12994 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
12995 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
12996 (m32r_can_eliminate): New function.
12998 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
12999 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
13000 (m68hc11_can_eliminate): New function.
13002 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
13003 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
13004 (m68k_can_eliminate): New function.
13006 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
13007 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
13008 (mep_can_eliminate): New function.
13010 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
13011 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
13012 (mips_can_eliminate): New function.
13014 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
13015 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
13016 (rs6000_can_eliminate): New function.
13018 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
13019 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
13020 (s390_can_eliminate): Declare as static.
13021 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
13023 * config/score/score.h (CAN_ELIMINATE): Remove macro.
13024 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
13025 (score_can_eliminate): New function.
13027 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
13028 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
13029 (sparc_can_eliminate): Declare as static.
13030 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
13032 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
13033 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
13034 (xstormy16_can_eliminate): New function.
13036 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
13037 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
13038 (v850_can_eliminate): New function.
13040 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
13042 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
13043 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
13044 (*movdfcc_ext[1234]): Disable for IEEE mode.
13046 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
13048 * gimplify.c (prepare_gimple_addressable): New static function.
13049 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
13051 (gimplify_addr_expr): Invoke it similarly on the operand instead of
13052 manually fiddling with it.
13054 2009-08-25 Michael Matz <matz@suse.de>
13056 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
13057 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
13059 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
13060 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
13061 (do_jump): Split out code for simple binary comparisons into ...
13062 (do_jump_1): ... this, taking the individual operands and code.
13063 Change callers to helper function above accordingly.
13064 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
13067 2009-08-25 Michael Matz <matz@suse.de>
13069 * expr.h (struct separate_ops, sepops): New type for passing
13070 around an exploded simple expression.
13071 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
13072 Use this structure instead of expression tree.
13073 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
13074 expression, only its type.
13075 (expand_vec_cond_expr): Take type and individual operands instead
13076 of full expression.
13077 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
13078 expand_vec_shift_expr): Change prototype accordingly.
13079 * tree-vect-stmts.c (vectorizable_condition): Change call of
13080 expand_vec_cond_expr_p to pass only type.
13081 * expr.c (do_store_flags): Change prototype and implementation
13082 to take an exploded expression.
13083 (expand_expr_real_1): New local ops initialized with details
13084 of the full expression. Use it instead of full
13085 expression in calls to do_store_flags, expand_vec_cond_expr,
13086 expand_widen_pattern_expr and expand_vec_shift_expr.
13088 2009-08-25 Michael Matz <matz@suse.de>
13090 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
13091 treeop2 initialized with first three operands of the full expression.
13092 Substitute all TREE_OPERAND (exp, [012]) calls with them.
13094 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
13096 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
13097 (__gthread_objc_condition_allocate): Mark arguments as unused.
13098 (__gthread_objc_condition_deallocate): Likewise.
13099 (__gthread_objc_condition_wait): Likewise.
13100 (__gthread_objc_condition_broadcast): Likewise.
13101 (__gthread_objc_condition_signal): Likewise.
13102 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
13103 (__gthread_objc_thread_id): Likewise.
13105 2009-08-25 Janus Weil <janus@gcc.gnu.org>
13107 PR middle-end/41149
13108 * tree-pretty-print.c (print_call_name): Print the correct call name
13109 for procedure pointer components.
13111 2009-08-24 Steve Ellcey <sje@cup.hp.com>
13113 * config/ia64/ia64.c (ia64_promote_function_mode): Call
13114 default_promote_function_mode when not VMS.
13116 2009-08-24 Olivier Hainque <hainque@adacore.com>
13118 * convert.c (convert_to_integer): Don't assume an input pointer is
13119 POINTER_SIZE wide. Fetch from the type instead.
13121 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13123 * configure.ac (AC_PREREQ): Bump to 2.64.
13125 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
13127 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
13128 (process_command): Don't search standard_exec_prefix_1 and
13129 standard_exec_prefix_2.
13131 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13133 * config/arm/arm.c (output_return_instruction): Handle for
13136 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13138 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
13140 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13142 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
13143 (*arm_movdf_vfp): Likewise.
13145 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13147 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
13148 (vashr<mode>3): Rename from ashr<mode>3.
13149 (vlshr<mode>3): Rename from lshr<mode>3.
13151 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
13154 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
13155 (check_format_info_main): Use scalar_identify_flag.
13156 (check_format_types): Check for scalar size identity if
13157 scalar_identify_flag is set.
13158 (printf_length_specs): Extend by new field.
13159 (asm_fprintf_length_specs): Likewise.
13160 (gcc_diag_length_specs): Likewise.
13161 (scanf_length_specs): Likewise.
13162 (strfmon_length_specs): Likewise.
13163 (gcc_gfc_length_specs): Likewise.
13164 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
13165 (ms_printf_flag_specs): Likewise.
13166 * c-format.h (format_length_info): Add new member scalar_identity_flag.
13168 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
13171 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
13172 (*call_value_pop_1): Ditto.
13173 (*sibcall_pop_1): New insn pattern.
13174 (*sibcall_value_pop_1): Ditto.
13176 2009-08-23 Alan Modra <amodra@bigpond.net.au>
13179 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
13182 2009-08-23 Alan Modra <amodra@bigpond.net.au>
13185 * fwprop.c (try_fwprop_subst): Allow multiple sets.
13186 (get_reg_use_in): New function.
13187 (forward_propagate_subreg): Propagate through subreg of zero_extend
13190 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
13192 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
13193 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
13195 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13197 * configure.ac: Remove --with-datarootdir, --with-docdir,
13198 --with-htmldir switches. No need to call AC_SUBST for
13199 datarootdir, docdir, htmldir any more.
13200 * configure: Regenerate.
13201 * doc/install.texi (Configuration): Document --datarootdir,
13202 --docdir, --htmldir, --pdfdir; update documentation for
13203 --infodir, --mandir.
13204 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
13207 * aclocal.m4: Regenerate.
13208 * config.in: Regenerate.
13209 * configure: Regenerate.
13211 2009-08-21 Douglas B Rupp <rupp@gnat.com>
13212 Olivier Hainque <hainque@adacore.com>
13214 * config/ia64/ia64.c: Include libfuncs.h.
13215 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
13216 (ia64_expand_call): Use reg 25 on VMS.
13217 (ia64_initialize_trampoline): Fix for VMS ABI.
13218 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
13219 (ia64_function_arg): Initialize reg 25 on VMS.
13220 Fix OpenVMS ABI issues for varargs.
13221 For OpenVMS, emit the Argument Information register set in the
13222 incoming/sibcall case as well.
13223 (ia64_arg_type): New function.
13224 (ia64_function_arg_advance): Keep track of cum->words.
13225 Fix OpenVMS ABI issues for varargs.
13226 (ia64_function_value): On VMS, promote mode of non-aggregate types.
13227 (ia64_override_options): Set flag_no_common on VMS.
13228 (ia64_init_builtins): Disable FWRITE builtin.
13229 (ia64_asm_output_external): Call DO_CRTL_NAMES.
13230 (ia64_vms_init_libfuncs): Add decc$ routines.
13231 (ia64_vms_valid_pointer_mode): New function.
13232 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
13233 (ia64_promote_function_mode): New function
13234 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
13235 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
13236 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13237 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
13238 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
13239 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
13240 Suppress trailing '#' if VALUE is numeric.
13241 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
13242 ia64_promote_function_mode.
13243 (TARGET_VALID_POINTER_MODE): Define.
13245 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13248 * config/rs6000/rs6000.c (rs6000_override_options): Use
13249 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
13252 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
13253 reporting of vector + decimal/boolean/complex error.
13255 2009-08-21 Jakub Jelinek <jakub@redhat.com>
13257 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
13258 __vector double TYPE_DECL.
13260 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
13262 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
13263 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
13264 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
13265 to pointer to enum machine_mode. Update all callers as needed.
13267 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
13269 * config/alpha/alpha.md (exception_receiver): Emit alternative
13270 GP load sequence if flag_reorder_blocks_and_partition is set.
13271 (*exception_receiver_2): Also enable when
13272 flag_reorder_blocks_and_partition is set.
13274 2009-08-20 Matt Rice <ratmice@gmail.com>
13275 Diego Novillo <dnovillo@google.com>
13277 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
13280 2009-08-20 Richard Guenther <rguenther@suse.de>
13282 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
13283 * c-tree.h (c_dup_lang_specific_decl): Remove.
13284 (struct lang_decl, struct lang_type): Move definitions ...
13285 * c-lang.h: ... here. New file.
13286 * c-decl.c: Include c-lang.h.
13287 (c_dup_lang_specific_decl): Remove.
13288 * c-typeck.c: Include c-lang.h.
13289 * Makefile.in (c-decl.o): Add c-lang.h dependency.
13290 (c-typeck.o): Likewise.
13291 * c-config-lang.in (gtfiles): Add c-lang.h.
13292 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
13295 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
13297 * config/alpha/alpha.c (alpha_end_function): Do not clear
13298 crtl->emit structure and free insn locators if cfun->is_thunk is true,
13299 this is now handled in generic code.
13301 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
13303 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
13304 (s390_z10_fix_long_loop_prediction): New function.
13305 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
13306 (s390_reorg): Walk over the INSNs and invoke
13307 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
13309 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
13311 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
13312 "*brx_64bit", "*brx_31bit"): New patterns.
13313 * config/s390/s390.c ('E'): New output modifier.
13315 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13316 Richard Earnshaw <richard.earnshaw@arm.com>
13318 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
13319 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
13321 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13323 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
13325 * pa.c (emit_move_sequence): Check if address of operand1 is valid
13326 for mode mode of operand0 when doing secondary reload for SAR.
13328 2009-08-19 Jakub Jelinek <jakub@redhat.com>
13330 PR middle-end/41123
13331 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
13332 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
13334 2009-08-19 Jason Merrill <jason@redhat.com>
13336 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
13337 supported template depth in C++0x.
13339 2009-08-19 Jakub Jelinek <jakub@redhat.com>
13341 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
13342 free_after_compilation.
13343 * config/score/score7.c (score7_output_mi_thunk): Likewise.
13344 * config/score/score3.c (score3_output_mi_thunk): Likewise.
13345 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
13346 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13347 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
13348 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13349 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13351 2009-08-19 Ian Lance Taylor <iant@google.com>
13353 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
13354 of (plus (mult (neg B) C) A).
13356 2009-08-18 Michael Matz <matz@suse.de>
13358 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
13359 instead of comparing TYPE_MAIN_VARIANT for equality.
13360 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
13361 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
13362 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
13363 * gimplify.c (goa_lhs_expr_p): Ditto and use
13364 STRIP_USELESS_TYPE_CONVERSION.
13366 2009-08-18 Michael Matz <matz@suse.de>
13368 * tree-ssa-structalias.c (create_variable_info_for): Also mark
13369 first field in a struct.
13370 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
13372 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
13374 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
13375 locators before emit_insn is called. Remove assert that
13377 (alpha_end_function): Clear crtl->emit structure and free insn
13378 locators if cfun->is_thunk is true.
13380 2009-08-18 Jason Merrill <jason@redhat.com>
13382 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
13384 * configure.ac: Test for it.
13385 * configure, config.in: Regenerate.
13386 * doc/install.texi: Document --enable-gnu-unique-object.
13388 2009-08-18 Richard Guenther <rguenther@suse.de>
13390 PR middle-end/41094
13391 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
13392 pow(x,y*z) only if x is nonnegative.
13394 2009-08-18 Jakub Jelinek <jakub@redhat.com>
13396 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
13400 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
13401 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
13403 2009-08-17 DJ Delorie <dj@redhat.com>
13405 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
13406 * config/m32c/prologue.md (epilogue_freit): New.
13408 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
13409 (bank_switch_p): Likewise.
13410 (fast_interrupt_p): Likewise.
13411 (interrupt_p): Likewise.
13412 (m32c_conditional_register_usage): Round memregs size up.
13413 (need_to_save): We only need to save $a0 when we use ENTER.
13414 (interrupt_p): Check for fast_interrupt too.
13415 (bank_switch_p): New.
13416 (fast_interrupt_p): New.
13417 (m32c_attribute_table): Add bank_switch and fast_interrupt.
13418 (m32c_emit_prolog): Support bank switching and fast interrupts.
13419 * doc/extend.texi (Function Attributes): Add bank_switch and
13422 2009-08-17 Douglas B Rupp <rupp@gnat.com>
13424 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
13425 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
13427 2009-08-16 Douglas B Rupp <rupp@gnat.com>
13429 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
13430 (menu): Add IA-64/VMS Options.
13431 (IA-64/VMS Options): Likewise.
13433 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
13436 * config/mips/mips.md (*lwxs): Use :P for pointer values.
13438 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
13440 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
13441 (mips_pop_asm_switch): Likewise.
13442 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
13444 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
13445 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
13446 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
13447 (mips_print_operand_punctuation): Use them. Check mips_noreorder
13448 instead of set_noreorder.
13449 (mips_output_function_prologue): Use the new functions.
13450 (mips_output_function_epilogue): Likewise.
13451 (mips_need_noat_wrapper_p): New function, split out from...
13452 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
13453 Use mips_push_asm_switch and mips_pop_asm_switch.
13454 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
13455 and mips_pop_asm_switch.
13456 (ASM_OUTPUT_REG_POP): Likewise.
13457 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
13458 Use mips_pop_asm_switch.
13459 (mips_asm_switch): New structure.
13460 (set_noreorder, set_nomacro): Replace with...
13461 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
13462 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
13463 instead of set_nomacro.
13464 (fix_truncsfsi2_macro): Likewise.
13465 (cprestore): Likewise.
13466 (hazard): Use mips_noreorder instead of set_noreorder.
13467 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
13469 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
13471 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
13472 from prev_active_insn.
13474 2009-08-16 Anatoly Sokolov <aesok@post.ru>
13476 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
13477 * config/avr/avr.c (avr_override_options): Initialize
13478 avr_current_arch variable.
13479 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
13480 __AVR_HAVE_16BIT_SP__ according to the device type.
13481 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
13483 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
13484 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
13486 2009-08-16 Dodji Seketeli <dodji@redhat.com>
13489 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
13490 generating inlined subroutine die only. We shouldn't be
13491 called for anything else.
13492 (gen_block_die): Don't generate inline subroutine debug info for
13495 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
13497 * graphite-poly.c (print_pbb): Print PBB index.
13499 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
13501 PR middle-end/40981
13502 * graphite-interchange.c (ppl_max_for_le): Moved...
13503 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
13504 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
13505 ppl_Pointset_Powerset_C_Polyhedron_maximize.
13506 * graphite-ppl.h (ppl_max_for_le): Declared.
13508 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
13510 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
13511 supported on all platforms.
13512 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
13513 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
13514 * c-pragma.c: Likewise.
13515 * target-def.h (TARGET_INITIALIZER): Remove
13516 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
13517 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
13519 2009-08-14 Douglas B Rupp <rupp@gnat.com>
13521 * config/ia64/fde-vms.c: New file.
13522 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
13523 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
13524 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
13525 (uw_frame_state_for): Only register a personality routine if it is
13526 known to be compatible with our expectations.
13527 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
13528 Declare unw_table_entry stack variable and
13529 mod all calls to _Unwind_FindTableEntry to add arg.
13530 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
13531 (_Unwind_FindTableEntry): Add arg to prototype.
13533 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
13535 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
13536 field 'signal_pfs_loc'.
13537 (uw_frame_state_for): Remove duplicate code dealing with leaf
13538 procedures without unwind info.
13539 If in the frame after unwinding through a signal handler, restore
13540 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
13541 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
13542 'pfs_loc' to the AR.PFS location in the signal context; instead
13543 set 'signal_pfs_loc'.
13544 Manually generate the unwind info for the AR.PFS register.
13545 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
13546 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
13547 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
13548 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
13549 instead set 'signal_pfs_loc'.
13550 Remove code preventing the AR.PFS register from being restored
13551 from the signal context.
13553 2009-08-14 Douglas B Rupp <rupp@gnat.com>
13554 Tristan Gingold <gingold@adacore.com>
13556 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
13557 * config/ia64/t-vms: New file.
13558 * config/ia64/vms64.h: New file.
13559 * config/ia64/vms.h: New file.
13560 * config/ia64/vms-crtinit.asm: New file.
13561 * config/ia64/vms_symvec_libgcc_s.opt: New file.
13562 * config/ia64/vms-unwind.h: New file.
13564 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
13566 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
13569 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13571 PR middle-end/30789
13572 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
13573 Move declaration...
13574 * real.h (do_mpc_arg2): ... here.
13575 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
13578 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
13580 * final.c (add_debug_prefix_map): Don't use GC memory for
13581 old_prefix and new_prefix.
13583 2009-08-14 Richard Guenther <rguenther@suse.de>
13585 * ipa-prop.c (compute_complex_pass_through): If we cannot
13586 compute a non-varying offset for IPA_JF_ANCESTOR punt.
13588 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13590 * c-lex.c (c_lex_with_flags): Increase size of local variable
13591 to avoid memory clobber.
13593 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
13596 * config/i386/i386.c (ix86_fp_comparison_strategy):
13597 Only enable/disable sahf at function granularity.
13599 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
13601 PR rtl-optimization/41064
13602 * reload1.c (reload_as_needed): Don't call extract_insn
13603 for known invalid replacements after calling
13604 validate_replace_rtx_group and verify_changes.
13606 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
13609 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
13610 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
13611 ix86_expand_fp_vcond.
13612 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
13613 Assert that operation is supported by ix86_expand_int_vcond.
13614 (vcondu<SSEMODE124C8:mode>): Ditto.
13616 2009-08-13 DJ Delorie <dj@redhat.com>
13618 * config/i386/djgpp-stdint.h: New.
13619 * config.gcc (djgpp): Use it.
13621 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
13623 * config/sh/sh.c (sh_override_options): When flag_exceptions or
13624 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
13626 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
13628 * tree-ssa-loop-prefetch.c
13629 (prune_ref_by_group_reuse): Enhance probabilistic analysis
13630 for long-stride pruning.
13631 (compute_miss_rate): New function to compute the probability
13632 that two memory references access different cache lines.
13634 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
13636 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
13638 2009-08-13 Richard Guenther <rguenther@suse.de>
13640 PR middle-end/41047
13641 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
13642 use the constant pointer type.
13643 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
13644 of CV qualifiers on the target pointer type.
13645 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
13646 conversion check before restrict check.
13648 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
13651 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
13653 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
13655 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
13657 2009-08-12 Richard Guenther <rguenther@suse.de>
13659 PR tree-optimization/41011
13660 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
13661 and reference constructing.
13663 2009-08-12 Xinliang David Li <davidxl@google.com>
13665 PR tree-optimization/41012
13666 * tree-flow.h : New external interface.
13667 * gimple-low.c (check_call_arg): Change to public function.
13668 Remove argument mismatch check in lowering.
13669 * tree-inline.h (tree_can_inline_p): Interface change.
13670 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
13671 into this function.
13672 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
13673 Call change to tree_can_inline_p function.
13674 (cgraph_decide_inlining_incrementally): Ditto.
13676 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
13678 PR tree-optimization/41031
13679 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
13680 on the partition variable rather than promote_mode on the source
13681 type. Assert that the partition variable's type has the same
13682 mode as the source value's.
13684 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
13686 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
13687 for for_return == 2.
13688 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
13690 * calls.c (expand_call): Fix typo.
13691 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
13693 * stmt.c (expand_value_return): Use promote_function_mode to copy out
13695 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
13696 * config/cris/cris.c (cris_promote_function_mode): Likewise.
13697 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
13698 * config/pa/pa.c (pa_promote_function_mode): Likewise.
13700 2009-08-12 Andrew Haley <aph@redhat.com>
13702 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
13704 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13707 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
13709 2009-08-12 Richard Guenther <rguenther@suse.de>
13711 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
13712 * gimplify.c (gimplify_modify_expr): Do not use
13713 lang_hooks.types_compatible_p.
13714 * tree-ssa.c (useless_type_conversion_p): For aggregates
13715 just return false if the canonical types differ.
13717 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13719 PR middle-end/40980
13720 * sese.c (convert_for_phi_arg): New.
13721 (add_guard_exit_phis): Use convert_for_phi_arg.
13723 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13725 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
13726 unknown subscript upper bounds.
13728 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13729 Pranav Garg <pranav.garg2107@gmail.com>
13731 * graphite-interchange.c (gather_access_strides): Removed.
13732 (ppl_max_for_le): New.
13733 (build_linearized_memory_access): New.
13734 (memory_stride_in_loop): New.
13735 (pbb_interchange_profitable_p): Reimplemented.
13736 * graphite-ppl.h (ppl_new_id_map): New.
13737 (ppl_interchange): New.
13739 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13741 * graphite-interchange.c (compute_subscript): Removed.
13742 (compute_array_size_cstr): Removed.
13743 (compute_array_size_poly): Removed.
13744 (compute_array_size): Removed.
13745 (gather_access_strides_poly): Removed.
13746 (gather_access_strides): Empty.
13748 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13750 * graphite-dependences.c (dependence_polyhedron_1): Replace
13751 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
13752 (graphite_legal_transform_dr): Same.
13753 (graphite_carried_dependence_level_k): Same.
13754 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
13755 Initialize PDR_NB_SUBSCRIPTS.
13756 (print_pdr_access_layout): Replace pdr_nb_subscripts with
13758 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
13759 (PDR_NB_SUBSCRIPTS): New.
13760 (pdr_nb_subscripts): Removed.
13761 (pdr_dim): Simplified.
13762 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
13763 with PDR_NB_SUBSCRIPTS.
13765 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13767 * graphite-interchange.c (compute_array_size): Remove use of
13768 PDR_DATA_CONTAINER.
13769 * graphite-poly.c (new_poly_dr): Remove argument data_container.
13770 Do not initialize PDR_DATA_CONTAINER.
13771 (print_pdr): Do not print PDR_DATA_CONTAINER.
13772 * graphite-poly.h (struct poly_dr): Remove data_container field.
13773 (PDR_DATA_CONTAINER): Removed.
13774 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
13775 PDR_DATA_CONTAINER.
13776 (build_poly_dr): Same.
13778 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
13779 Sebastian Pop <sebastian.pop@amd.com>
13781 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
13782 copy of the dependence polyhedron. Free the temporary objects.
13783 (graphite_carried_dependence_level_k): Free unused objects before
13786 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13788 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
13789 Early return without analyzing the data dependences if no
13790 transform has been done. Call restore_scattering if the transform
13792 (graphite-interchange.c): Same.
13793 * graphite-poly.c (print_scattering_function): Test for
13795 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
13796 (apply_poly_transforms): Do not gcc_assert that
13797 the transform is legal.
13798 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
13799 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
13800 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
13801 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
13802 * graphite-poly.h (struct poly_scattering): New.
13803 (struct poly_bb): Add original, transformed, and saved fields.
13804 Remove transformed_scattering, original_scattering,
13805 nb_local_variables and nb_scattering_transform fields.
13806 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
13807 (poly_scattering_new): New.
13808 (poly_scattering_free): New.
13809 (poly_scattering_copy): New.
13810 (store_scattering_pbb): New.
13811 (store_scattering): New.
13812 (restore_scattering_pbb): New.
13813 (restore_scattering): New.
13814 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
13815 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
13817 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13819 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
13820 (print_scop): Same.
13822 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13824 * Makefile.in (graphite.o): Depends on PREDICT_H.
13825 * graphite.c: Include predict.h.
13826 (graphite_finalize): Call tree_estimate_probability.
13827 * predict.c (predict_loops): Do not call scev_initialize and
13829 (tree_estimate_probability_bb): New.
13830 (tree_estimate_probability): Do not initialize loops: move that
13831 code to the driver. Call tree_estimate_probability_bb.
13832 (tree_estimate_probability_driver): New.
13833 (pass_profile): Use tree_estimate_probability_driver.
13834 * predict.h (tree_estimate_probability): Declared.
13836 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
13838 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
13839 * graphite-dependences.c (graphite_legal_transform): Add time to
13840 TV_GRAPHITE_DATA_DEPS.
13841 (dependency_between_pbbs_p): Same.
13842 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
13844 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
13846 PR rtl-optimization/41033
13847 * alias.c (nonoverlapping_component_refs_p): Punt when strict
13848 aliasing is disabled.
13850 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13852 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
13853 si_mask_operand, and_load_operand, low_bitmask_operand,
13854 and_reg_operand, and_operand): New predicates.
13855 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
13856 * config/mips/mips.c (and_operands_ok): New function.
13857 * config/mips/mips-protos.h (and_operands_ok): Declare it.
13858 * config/mips/mips.md (move_type): Add ext_ins and logical.
13859 (type): Handle them.
13860 (and<mode>3): Use and_reg_operand as the second operand's predicate.
13861 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
13862 shift_shift. Remove commutative constraint modifier.
13863 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
13865 (*clear_upper32_dext): Remove define_insn_and_split.
13866 (*clear_upper32): Turn this define_insn_and_split ...
13867 (splitter for ANDing register with 0xffff_ffff): .. into this.
13869 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
13871 * combine.c (try_widen_shift_mode): Factor out code to check if an
13872 integer constant is a low-order bitmask from here ...
13873 * rtlanal.c (low_bitmask_len): ... to here.
13874 * rtl.h (low_bitmask_len): Declare.
13876 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
13879 * config/alpha/alpha.md (addsi3): Remove expander.
13880 (addsi3): Rename from *addsi3_internal insn pattern.
13881 (subsi3): Remove expander.
13882 (subsi3): Rename from *subsi3_internal insn pattern.
13884 2009-08-11 Douglas B Rupp <rupp@gnat.com>
13886 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
13889 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
13890 Eric Botcazou <botcazou@adacore.com>
13891 Douglas B Rupp <rupp@gnat.com>
13893 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
13894 that records that fit in 64 bits are returned by immediate value,
13895 as required by OpenVMS Calling Standard.
13896 (function_value): Adjust for above modification.
13897 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
13898 virtual_incoming_args_rtx as base object, not next_arg.
13899 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
13901 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13903 * reload.c (find_reloads_subreg_address): Check the original
13904 req_equiv_mem address to detect the case where an address is
13905 not valid in the outer mode.
13907 2009-08-11 Richard Guenther <rguenther@suse.de>
13910 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
13912 2009-08-10 Douglas B Rupp <rupp@gnat.com>
13914 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
13915 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
13917 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
13918 Douglas B Rupp <rupp@gnat.com>
13920 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
13921 PT_STACK when frame_pointer_needed on OpenVMS.
13922 (alpha_pv_save_size, alpha_using_fp): Remove.
13923 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
13924 with proper processing for PT_NULL.
13925 (alpha_vms_initial_elimination_offset): New function. Support for
13926 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
13927 (alpha_sa_size): Force procedure type to PT_STACK when
13928 frame_pointer_needed on OpenVMS.
13929 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
13930 (alpha_using_fp): Likewise.
13931 (alpha_vms_can_eliminate): Add prototype.
13932 (alpha_vms_initial_elimination_offset): Likewise.
13933 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
13934 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
13936 2009-08-10 Eric Botcazou <botcazou@adacore.com>
13937 Douglas B Rupp <rupp@gnat.com>
13939 * config/alpha/alpha.c (common_object_handler): New function.
13940 (vms_attribute_table): Declare a single attribute "common_object".
13941 (vms_output_aligned_decl_common): New global function.
13942 (SECTION_VMS_OVERLAY): Delete.
13943 (SECTION_VMS_GLOBAL): Likewise.
13944 (SECTION_VMS_INITIALIZE): Likewise.
13945 (vms_asm_named_section): Remove support for above flags.
13946 (vms_section_type_flags): Delete.
13947 (TARGET_SECTION_TYPE_FLAGS): Likewise.
13948 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
13949 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
13950 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
13952 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
13955 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
13956 (sub_ddmmss): Likewise.
13958 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
13961 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
13964 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13967 * reload1.c (reload_as_needed): Use cancel_changes to completely
13968 undo a failed replacement attempt.
13970 2009-08-10 Richard Guenther <rguenther@suse.de>
13972 PR middle-end/41006
13973 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
13974 (useless_type_conversion_p): ... here. Require pointer targets
13977 2009-08-10 Dodji Seketeli <dodji@redhat.com>
13980 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
13981 loose the original type of the statement list.
13983 2009-08-09 Douglas B Rupp <rupp@gnat.com>
13985 * config/alpha/alpha.c: Include libfuncs.h
13986 (avms_asm_output_extern): New function.
13987 (alpha_init_libfuncs): Init some decc libfuncs.
13988 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
13989 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
13990 (DO_CRTL_NAMES): Define.
13991 (LIB_SPEC): Remove.
13992 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
13993 (LONG_TYPE_SIZE): Define.
13994 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
13995 (SUBTARGET_SWITCHES): Define malloc64 switch.
13996 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
13997 (MASK_RETURN_ADDR): Define.
13998 doc/invoke.texi (mmalloc64): Document switch.
14000 2009-08-09 Olivier Hainque <hainque@adacore.com>
14001 Douglas B Rupp <rupp@gnat.com>
14003 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
14004 uses_condition_handler.
14005 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
14006 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
14007 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
14008 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
14009 (code_for_builtin): New insn codes for the new alpha_builtins.
14010 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
14011 (alpha_sa_size): Account for uses_condition_handler.
14012 (alpha_expand_prologue): Likewise.
14013 (alpha_start_function): Likewise.
14014 (alpha_expand_epilogue): Likewise.
14015 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
14016 establish/revert expanders.
14017 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
14018 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
14019 New expander, resorting to the alpha.c associated function.
14020 (builtin_revert_vms_condition_handler): Likewise.
14021 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
14022 __gcc_shell_handler, the static VMS condition handler used as
14023 an indirection wrapper to the current dynamically established
14025 * config/alpha/vms-unwind.h: Complete rewrite.
14026 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
14027 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
14029 2009-08-09 Eric Botcazou <botcazou@adacore.com>
14030 Douglas B Rupp <rupp@gnat.com>
14032 * config/alpha/alpha.c (alpha_links): Add 'target' field.
14033 (alpha_need_linkage): Handle aliases. Return function symbol.
14034 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
14035 Use ultimate alias target for the linkage name.
14036 * config/alpha/alpha.md (movmemdi): Use the symbol returned
14037 by alpha_need_linkage for the function symbol.
14038 (setmemdi): Likewise.
14040 2009-08-09 Douglas B Rupp <rupp@gnat.com>
14042 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
14043 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
14044 (ASM_WEAKEN_LABEL): Define.
14045 (CRT_CALL_STATIC_FUNCTION): Define.
14046 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
14047 (ENDFILE_SPEC): Define.
14048 (INIT_SECTION_ASM_OP): Define.
14049 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
14050 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
14051 crtend.o crtendS.o.
14052 (MULTILIB_OSDIRNAMES): Define.
14053 (shlib_version): Define.
14054 (SHLIB_EXT): Define.
14055 (SHLIB_OBJS): Define.
14056 (SHLIB_NAME): Define.
14057 (SHLIB_MULTILIB): Define.
14058 (SHLIB_INSTALL): Define.
14059 (SHLIB_SYMVEC): Define.
14060 (SHLIB_SYMVECX2): Define.
14061 (SHLIB_LINK): Define.
14063 2009-08-09 Douglas B Rupp <rupp@gnat.com>
14065 * config/alpha/alpha.c (alpha_initialize_trampoline):
14066 Initialize VMS trampoline IAW ABI for bounded procedure calls.
14067 (alpha_start_function): Emit transfer address on nested functions
14068 for VMS trampoline call.
14069 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
14070 since no longer used.
14071 * config/alpha/vms-tramp.asm: Remove.
14072 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
14073 since now only data initialized at runtime.
14075 2009-08-09 Douglas B Rupp <rupp@gnat.com>
14077 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
14078 (LINK_GCC_C_SEQUENCE_SPEC): Define.
14079 (MD_EXEC_PREFIX): Remove, no longer used.
14080 (MD_STARTFILE_PREFIX): Likewise.
14081 (INCLUDE_DEFAULTS): Likewise.
14082 * config/alpha/t-vms:
14083 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
14085 2009-08-09 Richard Guenther <rguenther@suse.de>
14087 PR tree-optimization/41016
14088 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
14089 (operand_precision): Remove.
14090 (integral_operand_p): Likewise.
14091 (recognize_single_bit_test): Adjust.
14093 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
14095 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
14096 operation overflows. Likewise non-cast unary arithmetic.
14097 If one arm of a conditional expression is always taken,
14098 inhibit evaluation warnings for the other arm. Likewise inhibit
14099 evaluation warnings for the second && or || operand if the first
14100 operand is enough to determine the result.
14101 * c-typeck.c (build_conditional_expr): Apply the same inhibition
14103 (build_binary_op): Prevent duplicate evaluation warnings.
14105 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
14107 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
14108 and destination have different modes, Use promote_mode to
14109 determine the signedness of the conversion. Assert that the
14110 promoted source mode matches the destination mode. Don't pass
14111 the destination and destination mode to expand_expr if the source
14112 mode is different. Simplify conversion logic.
14114 2009-08-09 Ira Rosen <irar@il.ibm.com>
14116 PR tree-optimization/41008
14117 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
14118 from condition only in case it's a comparison. Adjust checks.
14120 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
14122 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
14123 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
14124 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
14125 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
14126 (dump_cand): Handle them.
14127 (struct iv_cand): New members COST_STEP and AINC_USE.
14128 (stmt_after_increment): Likewise.
14129 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
14130 callers changed. Use gimple_uid comparison instead of scanning.
14131 (add_candidate_1): When looking for identical candidates, take
14132 AINC_USE into account. Set it for new candidates.
14133 (force_expr_to_var_cost): Cast target_spill_cost to int.
14134 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
14135 All callers changed. Check for availability of autoinc addressing
14136 modes, both in general for a given mode, and in the specific use case.
14137 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
14139 (get_computation_cost): Likewise.
14140 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
14141 add_autoinc_candidates): New static functions.
14142 (add_candidate): Call add_autoinc_candidates for candidates based on
14144 (find_iv_candidates): Call set_autoinc_for_original_candidates.
14145 (determine_use_iv_cost_address): If we have an autoinc candidate at
14146 the matching use, verify autoinc is possible and subtract the cost
14147 of the candidate's step from the cost.
14148 (determine_iv_cost): Record the cost of the increment in the COST_STEP
14149 member of the candidate.
14150 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
14151 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
14153 2009-08-09 Douglas B Rupp <rupp@gnat.com>
14155 * config.build (ia64-hp-*vms*): New target.
14156 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
14157 with ia64-hp-*vms*.
14158 * config.gcc (ia64-hp-*vms*): New target.
14159 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
14160 with ia64-hp-*vms*.
14161 * config.host (ia64-hp-*vms*): New target.
14162 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
14163 with ia64-hp-*vms*.
14165 2009-08-08 Richard Guenther <rguenther@suse.de>
14167 PR tree-optimization/40991
14168 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
14170 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
14172 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
14173 mode check. Do truncations in an integer mode.
14174 (force_to_mode): Handle subregs for all mode types. Only do
14175 arithmetic simplifications on integer modes.
14177 2009-08-07 Richard Guenther <rguenther@suse.de>
14179 PR tree-optimization/40999
14180 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
14181 (maybe_fold_reference): Lookup constant initializers.
14182 (fold_gimple_assign): Likewise.
14184 2009-08-07 Richard Guenther <rguenther@suse.de>
14186 * tree-ssa.c (useless_type_conversion_p_1): Only for types
14187 that require structural equality defer to the langhook.
14189 2009-08-07 Martin Jambor <mjambor@suse.cz>
14191 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
14193 (struct ipa_pass_through_data): New type.
14194 (struct ipa_ancestor_jf_data): New type.
14195 (union jump_func_value): Removed field formal_id, added fields
14196 pass_through and ancestor.
14197 (struct ipa_param_call_note): Changed type of formal_id to int from
14199 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
14200 operations jump functions and ancestor jump functions.
14201 (compute_complex_pass_through): New function.
14202 (compute_scalar_jump_functions): Call compute_complex_pass_through,
14203 reflect changes in the jump function strucutre.
14204 (update_jump_functions_after_inlining): Ignore complex pass-through
14205 and ancestor jump functions.
14206 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
14207 polynomial pass-through with operation jump functions.
14209 2009-08-07 Jakub Jelinek <jakub@redhat.com>
14211 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
14212 fde->dw_fde_begin as begin label instead of hot/cold label.
14213 Use LLSDAC label instead of LLSDA for second section lsda.
14214 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
14215 label instead of LLSDA if it is true.
14216 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
14218 * except.c (add_call_site, dw2_size_of_call_site_table): Add
14219 SECTION argument. Use it as index into crtl->eh.call_site_record
14221 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
14222 use it to determine how to print table entries instead of using
14223 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
14224 label instead of normal begin label as base.
14225 (sjlj_assign_call_site_values): Adjust add_call_site caller.
14226 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
14227 ensure no EH range spans between sections and that landing pads
14228 are always in the corresponding section.
14229 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
14230 for crtl->eh.call_site_record being an array rather than scalar.
14231 (output_one_function_exception_table): New function, copied
14232 from output_function_exception_table. Adjust
14233 dw2_size_of_call_site_table, dw2_output_call_site_table
14234 callers. For SECOND section use *C suffixed labels.
14235 (output_function_exception_table): Call
14236 output_one_function_exception_table and, when doing hot/cold
14237 partitioning, also another time for the second section.
14238 * opts.c: Include except.h.
14239 (decode_options): Allow -freorder-blocks-and-partition with
14240 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
14241 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
14242 * function.h (struct rtl_eh): Change call_site_record from
14243 scalar into array of 2 elements.
14245 2009-08-07 Martin Jambor <mjambor@suse.cz>
14247 * ipa-prop.c (count_formal_params_1): New function.
14248 (ipa_get_vector_of_formal_parms): New function.
14249 (get_vector_of_formal_parm_types): New function.
14250 (ipa_modify_formal_parameters): New function.
14251 (ipa_modify_call_arguments): New function.
14252 (index_in_adjustments_multiple_times_p): New function.
14253 (ipa_combine_adjustments): New function.
14254 (ipa_dump_param_adjustments): New function.
14255 * ipa-prop.h (struct ipa_parm_adjustment): New type.
14256 (ipa_get_vector_of_formal_parms): Declare.
14257 (ipa_modify_formal_parameters): Declare.
14258 (ipa_modify_call_arguments): Declare.
14259 (ipa_combine_adjustments): Declare.
14260 (ipa_dump_param_adjustments): Declare.
14261 (build_ref_for_offset): Declare.
14262 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
14263 * tree-sra.c: Include ipa-prop.c.
14264 (build_ref_for_offset): Make public.
14266 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
14268 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
14270 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
14272 * gcc/doc/extend.texi (__builtin_extract_return_address)
14273 (__builtin_frob_return_address): Document.
14275 2009-08-06 Paul Brook <paul@codesourcery.com>
14277 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
14278 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
14279 implementation on ARMv6-M.
14281 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
14283 * doc/extend.texi (pcs): Document new attribute for ARM.
14285 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
14287 * arm.c (pcs_attribute_args): Comment out unsupported attribute
14290 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
14292 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
14295 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
14297 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
14299 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
14301 Merge ARM/hard_vfp_branch to trunk.
14303 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
14305 * arm.c (libcall_eq): New function.
14306 (libcall_hash): New function.
14307 (add_libcall): New function.
14308 (arm_libcall_uses_aapcs_base): New function.
14309 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
14310 libcalls using the base PCS.
14311 (arm_init_cumulative_args): Likewise.
14313 2009-07-20 Joseph Myers <joseph@codesourcery.com>
14315 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
14316 Use base ABI for conversion libfuncs between HFmode and SFmode.
14318 2009-05-12 Joseph Myers <joseph@codesourcery.com>
14320 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
14321 V4SImode as representatives of all 64-bit and 128-bit vector
14322 types. Allow vector types without vector modes.
14323 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
14324 without vector modes like BLKmode.
14325 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
14326 BLKmode. Avoid unsupported vector modes or TImode moves for
14328 (aapcs_vfp_allocate_return_reg): Likewise.
14329 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
14330 V8QImode if TARGET_NEON || TARGET_IWMMXT.
14332 2009-05-12 Joseph Myers <joseph@codesourcery.com>
14334 * config/arm/arm.c (arm_handle_pcs_attribute): New.
14335 (arm_get_pcs_model): Pass attribute arguments to
14336 arm_pcs_from_attribute.
14337 (arm_init_cumulative_args): Use base AAPCS for conversions from
14338 floating-point types to DImode.
14339 (arm_attribute_table): Add pcs attribute.
14340 (arm_handle_pcs_attribute): New.
14341 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
14342 conversions from floating-point types to DImode, also declare them
14343 to use base AAPCS and declare functions they call to use base
14344 AAPCS and their RTABI names.
14346 2009-05-12 Joseph Myers <joseph@codesourcery.com>
14348 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
14349 -mfloat-abi=hard not being supported for VFP.
14351 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
14353 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
14354 SYMBOL_REF to hard_libcall_value.
14356 2009-03-05 Joseph Myers <joseph@codesourcery.com>
14357 Richard Earnshaw <rearnsha@arm.com>
14359 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
14360 has been put on the stack, all remaining co-processory arguments for
14361 that co-processor also go on the stack.
14363 2009-03-05 Joseph Myers <joseph@codesourcery.com>
14365 * config/arm/arm.c (arm_return_in_memory): Handle returning
14366 vectors of suitable size in registers also for AAPCS case.
14368 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
14370 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
14372 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
14374 ARM Hard-VFP calling convention
14375 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
14376 * target.h (gcc_target): Add libcall_value to table of call hooks.
14377 * targhooks.h (default_libcall_value): Default implementation.
14378 * targhooks.c (default_libcall_value): Likewise.
14379 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
14380 * optabs.c (expand_unop): Use it.
14381 * expr.h (hard_libcall_value): Pass the function RTX through.
14382 * calls.c (emit_library_call_value_1): Update call to
14383 hard_libcall_value.
14384 * explow.c (hard_libcall_value): Use new target hook.
14385 * config/arm/arm.c: Include cgraph.h
14386 (TARGET_FUNCTION_VALUE): Override default hook.
14387 (arm_pcs_default): New variable.
14388 (arm_override_options): Don't fault hard calling convention with VFP.
14389 Add support for AAPCS variants.
14390 (arm_function_value): Make static. Handle AAPCS variants.
14391 (arm_libcall_value): New function.
14392 (arm_apply_result_size): Handle VFP registers in results.
14393 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
14395 (pcs_attribute_args): New variable.
14396 (arm_pcs_from_attribute): New function.
14397 (arm_get_pcs_model): New function.
14398 (aapcs_vfp_cum_init): New function.
14399 (aapcs_vfp_sub_candidate): New function.
14400 (aapcs_vfp_is_return_candidate): New function.
14401 (aapcs_vfp_is_call_candidate): New function.
14402 (aapcs_vfp_allocate): New function.
14403 (aapcs_vfp_allocate_return_reg): New function.
14404 (aapcs_vfp_advance): New function.
14405 (aapcs_cp_arg_layout): New variable.
14406 (aapcs_select_call_coproc): New function.
14407 (aapcs_select_return_coproc): New function.
14408 (aapcs_allocate_return_reg): New function.
14409 (aapcs_libcall_value): New function.
14410 (aapcs_layout_arg): New function.
14411 (arm_init_cumulative_args): Initialize AAPCS args data.
14412 (arm_function_arg): Handle AAPCS variants using new interface.
14413 (arm_arg_parital_bytes): Likewise.
14414 (arm_function_arg_advance): New function.
14415 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
14416 calling conventions.
14417 (arm_setup_incoming_varargs): Handle new AAPCS args data.
14418 * arm.h (NUM_VFP_ARG_REGS): Define.
14419 (LIBCALL_VALUE): Update.
14420 (FUNCTION_VALUE): Delete.
14421 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
14422 (arm_pcs): New enum.
14423 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
14424 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
14425 (FUNCTION_ARG_REGNO_P): Add VFP regs.
14426 * arm-protos.h (arm_function_arg_advance): Add.
14427 (aapcs_libcall_value): Add.
14428 (arm_function_value): Delete.
14430 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
14431 H.J. Lu <hongjiu.lu@intel.com>
14434 * config/i386/i386.c (standard_sse_mode_p): Remove.
14435 (standard_sse_constant_p): Return 2 for integer mode
14436 vector_all_ones_operand when SSE2 is enabled.
14437 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
14438 (ix86_expand_vector_move): Do not check for negative values from
14439 standard_sse_constant_p.
14441 2009-08-06 Richard Guenther <rguenther@suse.de>
14443 * tree-ssa.c (useless_type_conversion_p_1): Make function and
14444 array type comparisons frontend independent.
14445 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
14446 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
14447 out array reference lower bound and element size operands.
14448 (ao_ref_init_from_vn_reference): Properly compute the offset
14449 for ARRAY_RANGE_REF.
14450 (vn_reference_fold_indirect): Fill out array reference lower
14451 bound and element size operands.
14452 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
14453 a non gimple valued reference operand which can happen for
14454 array reference lower bound or element size.
14455 (create_component_ref_by_pieces_1): Properly generate the
14456 element size operand for array references.
14458 2009-08-06 Richard Guenther <rguenther@suse.de>
14460 PR tree-optimization/40964
14461 * tree.c (iterative_hash_host_wide_int): Export.
14462 * tree.h (iterative_hash_host_wide_int): Declare.
14463 * tree-ssa-structalias.c (heapvar_map): New struct.
14464 (heapvar_map_eq): New function.
14465 (heapvar_map_hash): Likewise.
14466 (heapvar_lookup): Adjust.
14467 (heapvar_insert): Likewise.
14468 (make_constraint_from_heapvar): Allow multiple heap variables
14469 per decl at different offsets.
14470 (init_alias_heapvars): Adjust.
14472 2009-08-04 David Daney <ddaney@caviumnetworks.com>
14474 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
14475 * mips_output_sync_loop (mips_output_sync_loop): Only emit
14476 trailing sync if TARGET_SYNC_AFTER_SC.
14478 2009-08-05 David Daney <ddaney@caviumnetworks.com>
14480 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
14481 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
14482 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
14483 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
14484 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
14485 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
14486 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14487 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
14488 test_and_set_12): Rewrite calls to mips_output_sync_loop.
14489 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
14490 the prototype declaration match the definition.
14491 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
14492 instructions explicitly. Add barrier_before and operands
14494 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
14495 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
14496 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
14497 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
14498 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
14499 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
14501 2009-08-05 Andrew Pinski <pinskia@gmail.com>
14503 * tree-ssa-alias.c: Fix intervals to use [) syntax.
14505 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
14506 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
14509 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
14512 2009-08-05 Jakub Jelinek <jakub@redhat.com>
14514 PR rtl-optimization/40924
14515 * dse.c (canon_address): Before calling cselib_expand_value_rtx
14516 make sure canon_rtx (mem_address) isn't simpler than
14517 canon_rtx (expanded_mem_address).
14519 2009-08-05 Li Feng <nemokingdom@gmail.com>
14521 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
14522 for each poly_bb_p.
14523 (build_scop_drs): Build alias set for each SCoP.
14525 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
14527 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
14528 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
14529 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
14530 (MIPS_ARCH_FLOAT_SPEC): Likewise.
14531 (BASE_DRIVER_SELF_SPECS): Likewise.
14533 2009-08-04 Andrew Pinski <pinskia@gmail.com>
14535 * tree-ssa-alias.c: Fix some comment typos.
14537 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
14539 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
14540 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
14542 2009-08-03 Janis Johnson <janis187@us.ibm.com>
14545 * simplify-rtx.c (simplify_binary_operation_1): Disable
14546 simplifications for decimal float operations.
14548 2009-08-03 Jakub Jelinek <jakub@redhat.com>
14550 PR middle-end/40943
14551 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
14552 operand of INDIRECT_REF.
14554 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
14556 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
14557 constants referencing TLS symbols.
14559 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
14561 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
14562 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
14564 2009-08-03 Richard Guenther <rguenther@suse.de>
14566 * tree.c (make_vector_type): Build a main variant first,
14567 get the canonical one and then build the variant.
14568 * tree-ssa.c (useless_type_conversion_p_1): Handle
14570 (useless_type_conversion_p): Conversions to pointers to
14571 incomplete record types are useless.
14573 2009-08-03 Richard Guenther <rguenther@suse.de>
14575 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
14576 file will be created.
14577 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
14578 * toplev.c (compile_file): Adjust comment.
14580 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
14582 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
14583 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
14584 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14585 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14586 (sh_promote_function_mode): Fix typo.
14588 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
14590 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
14592 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14594 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
14595 declaration arguments.
14597 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
14599 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
14600 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
14601 (ix86_split_ashl): Ditto.
14602 (ix86_expand_vector_init_one_nonzero): Ditto.
14603 (ix86_expand_vector_set): Ditto.
14604 (ix86_expand_reduc_v4sf): Ditto.
14606 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
14608 * explow.c (promote_function_mode): Remove assert.
14609 * config/sh/sh.c (sh_promote_function_mode): Declare.
14611 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14613 * config/pa/pa.c (pa_promote_function_mode): Declare.
14614 Change to static. Fix promote_mode call.
14616 * gthr-dce.h (CONST_CAST2): Define if not defined.
14617 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
14619 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
14621 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
14623 * expr.c (store_constructor): Use promote_decl_mode. Remove
14624 now write-only variable unsignedp.
14625 (expand_expr_real_1): Use promote_decl_mode.
14626 * expr.h (promote_function_mode, promote_decl_mode): New.
14627 (promote_mode): Remove last argument.
14628 * function.c (assign_temp): Drop last argument of promote_mode.
14629 (assign_parm_find_data_types): Use promote_function_mode.
14630 (assign_parm_setup_reg): Likewise.
14631 (expand_function_end): Use promote_function_mode.
14632 * calls.c (initialize_argument_information): Use promote_function_mode.
14633 (precompute_arguments): Use promote_mode instead of checking if
14634 only PROMOTE_FUNCTION_MODE is defined.
14635 (expand_call): When making sibcall decisions, use promote_function_mode.
14636 Below, remove an if for targetm.calls.promote_function_return and
14637 and use promote_function_mode.
14638 (emit_library_call_value_1): Use promote_function_mode, fix bug
14639 where promote_mode was passed FOR_CALL == 0 for a return value in an
14641 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
14642 * explow.c (promote_function_mode, promote_decl_mode): New.
14643 (promote_mode): Keep only the FOR_CALL == 0 case.
14644 * combine.c (setup_incoming_promotion): Remove test of
14645 promote_function_args. Use promote_function_mode.
14646 * stmt.c (expand_value_return): Use promote_decl_mode.
14647 (expand_decl): Use promote_decl_mode.
14649 * expr.c (store_constructor): Use promote_decl_mode. Remove
14650 now write-only variable unsignedp.
14651 (expand_expr_real_1): Use promote_decl_mode.
14652 * expr.h (promote_function_mode, promote_decl_mode): New.
14653 (promote_mode): Remove last argument.
14654 * function.c (assign_temp): Drop last argument of promote_mode.
14655 (assign_parm_find_data_types): Use promote_function_mode.
14656 (assign_parm_setup_reg): Likewise.
14657 (expand_function_end): Use promote_function_mode.
14658 * calls.c (initialize_argument_information): Use promote_function_mode.
14659 (precompute_arguments): Use promote_mode instead of checking if
14660 only PROMOTE_FUNCTION_MODE is defined.
14661 (expand_call): When making sibcall decisions, use promote_function_mode.
14662 Below, remove an if for targetm.calls.promote_function_return and
14663 and use promote_function_mode.
14664 (emit_library_call_value_1): Use promote_function_mode, fix bug
14665 where promote_mode was passed FOR_CALL == 0 for a return value in an
14667 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
14668 * explow.c (promote_function_mode, promote_decl_mode): New.
14669 (promote_mode): Keep only the FOR_CALL == 0 case.
14670 * combine.c (setup_incoming_promotion): Remove test of
14671 promote_function_args. Use promote_function_mode.
14672 * stmt.c (expand_value_return): Use promote_decl_mode.
14673 (expand_decl): Use promote_decl_mode.
14675 * explow.c (promote_function_mode): Just call the target hook.
14676 * targhooks.c (default_promote_function_mode,
14677 default_promote_function_mode_always_promote): New.
14678 * targhooks.h (default_promote_function_mode,
14679 default_promote_function_mode_always_promote): Declare.
14680 * target.h (promote_function_args, promote_function_return): Remove.
14681 (promote_function_mode): New.
14682 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
14683 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14684 (TARGET_PROMOTE_FUNCTION_MODE): New.
14685 (TARGET_CALLS): Adjust.
14686 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
14687 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
14689 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
14690 * config/s390/s390.c (s390_promote_function_mode): ... here,
14691 with pointer handling.
14692 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14693 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14695 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
14696 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
14697 with pointer handling.
14698 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14699 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14701 * config/sh/sh-protos.h (sh_promote_function_mode): New.
14702 * config/sh/sh.c (sh_promote_function_mode): New.
14703 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14704 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14706 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
14707 * config/cris/cris.c (cris_promote_function_mode): ... here.
14708 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14709 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14711 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
14712 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
14713 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14714 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
14716 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
14717 * config/arm/arm.c (arm_promote_function_mode): ... here, without
14718 complex type handling.
14719 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14720 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14722 * config/pa/pa.c (pa_promote_function_mode): New.
14723 (TARGET_PROMOTE_FUNCTION_MODE): Define.
14724 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14726 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
14727 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
14728 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
14729 * config/xtensa/xtensa.c: Likewise.
14730 * config/stormy16/stormy16.c: Likewise.
14731 * config/iq2000/iq2000.c: Likewise.
14732 * config/rs6000/rs6000.c: Likewise.
14733 * config/picochip/picochip.c: Likewise.
14734 * config/arc/arc.c: Likewise.
14735 * config/mcore/mcore.c: Likewise.
14736 * config/score/score.c: Likewise.
14737 * config/mips/mips.c: Likewise.
14738 * config/bfin/bfin.c: Likewise.
14739 * config/ia64/ia64.c: Likewise (disabled though).
14741 * config/frv/frv.h: Remove pointless remark.
14743 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
14744 TARGET_PROMOTE_FUNCTION_ARGS,
14745 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
14746 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
14748 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
14750 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
14751 -floop-parallelize-all.
14752 * toplev.c (process_options): Rename flag_graphite_force_parallel to
14753 flag_loop_parallelize_all.
14754 * tree-ssa-loop.c (gate_graphite_transforms): Same.
14755 * graphite.c (graphite_transform_loops): Same.
14756 * common.opt: Same.
14757 * graphite-poly.c (apply_poly_transforms): Same.
14759 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
14761 PR tree-optimization/40914
14762 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
14763 if set, then check the delta field of the PMF record.
14764 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
14765 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
14766 call is stored in the delta.
14768 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
14770 * config/mips/mips.md (*clear_upper32_dext): New pattern.
14772 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
14774 * config/i386/bsd.h (ASM_BYTE): New define.
14775 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
14776 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
14777 .byte. Use fputs or putc instead of fprintf where appropriate.
14778 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
14779 fputs or putc instead of fprintf where appropriate.
14780 * config/i386/i386elf.h: Ditto.
14781 * config/i386/sysv4.h: Ditto.
14783 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
14784 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
14785 (*tls_global_dynamic_64): Ditto.
14787 2009-07-31 Christian Bruel <christian.bruel@st.com>
14789 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
14791 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14793 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
14794 Remove dead code for MINUS.
14796 2009-07-31 Anthony Green <green@moxielogic.com>
14798 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
14800 (moxie_expand_epilogue): Ditto for epilogue.
14801 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
14802 incoming arguments.
14803 (moxie_function_arg): Ditto.
14804 (moxie_pass_by_reference): Ditto.
14805 (moxie_arg_partial_bytes): Ditto.
14806 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
14807 (FUNCTION_ARG_ADVANCE) Ditto.
14808 (REG_PARM_STACK_SPACE) Ditto.
14809 (FUNCTION_ARG_REGNO_P) Dito.
14811 * config.gcc: Add moxie linux config support.
14812 * gcc/config/moxie/uclinux.h: New file.
14814 2009-07-31 DJ Delorie <dj@redhat.com>
14816 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
14817 (UNSPECV_SP_SWITCH_E): New.
14818 (sp_switch_1): Change to an unspec.
14819 (sp_switch_2): Change to an unspec. Don't use post-inc when we
14821 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
14822 reference the new stack's address
14824 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14826 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
14827 graphite-clast-to-gimple.o, graphite-dependences.o,
14828 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14829 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
14830 (graphite-blocking.o,
14831 graphite-clast-to-gimple.o, graphite-dependences.o,
14832 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
14833 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
14834 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
14835 * cfgloop.h (struct loop): Add can_be_parallel field.
14836 * common.opt (fgraphite-identity): Moved up.
14837 (fgraphite-force-parallel): New flag.
14838 * graphite.c: Rewrite.
14839 * graphite.h: Rewrite.
14840 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
14842 * toplev.c (graphite_out_file): New file descriptor.
14843 (graphite_in_file): New.
14844 (process_options): flag_graphite_force_parallel cannot be used without
14846 * tree-ssa-loop.c: Include toplev.h.
14847 (gate_graphite_transforms): Enable flag_graphite for
14848 flag_graphite_force_parallel.
14850 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14852 * ChangeLog.graphite: New.
14853 * graphite-blocking.c: New.
14854 * graphite-clast-to-gimple.c: New.
14855 * graphite-clast-to-gimple.h: New.
14856 * graphite-dependences.c: New.
14857 * graphite-dependences.h: New.
14858 * graphite-interchange.c: New.
14859 * graphite-poly.c: New.
14860 * graphite-poly.h: New.
14861 * graphite-ppl.c: New.
14862 * graphite-ppl.h: New.
14863 * graphite-scop-detection.c: New.
14864 * graphite-scop-detection.h: New.
14865 * graphite-sese-to-poly.c: New.
14866 * graphite-sese-to-poly.h: New.
14870 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14872 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
14873 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
14875 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14877 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
14878 (scev_is_linear_expression): Return false if the evolution is not
14879 affine multivariate.
14881 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14883 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
14884 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
14886 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14888 * tree-data-ref.c (debug_data_references): New.
14889 (debug_data_reference): New.
14890 * tree-data-ref.h (debug_data_references): Declared.
14891 (debug_data_reference): Declared.
14893 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14895 * tree-data-ref.c (stmt_simple_memref_p: Removed.
14896 * tree-data-ref.h (scop_p): Removed.
14897 (struct data_reference): Remove field scop.
14898 (DR_SCOP): Removed.
14899 (stmt_simple_memref_p): Removed.
14901 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14903 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
14904 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
14907 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14909 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
14911 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14913 * doc/invoke.texi (-fgraphite-identity): Documented.
14915 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14917 * tree-scalar-evolution.c: Fix comment.
14918 (instantiate_scev_1): Return unknow from scev instantiation if the
14919 result is not above instantiate_below.
14921 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
14923 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
14924 static anymore. Instantiate the symbols that may have been introduced
14926 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
14929 2009-07-30 DJ Delorie <dj@redhat.com>
14931 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
14932 .vliw directive to VLIW sections.
14934 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14936 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
14938 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
14939 (AUTOHEADER): New variable.
14940 ($(srcdir)/cstamp-h.in): Use it.
14942 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
14943 Pat Haugen <pthaugen@us.ibm.com>
14944 Revital Eres <ERES@il.ibm.com>
14946 * config/rs6000/vector.md (VEC_F): Add VSX support.
14949 (mov<mode>): Ditto.
14950 (vector_load_<mode>): Ditto.
14951 (vector_store_<mode>): Ditto.
14952 (vector GPR move split): Ditto.
14953 (vec_reload_and_plus_<mptrsize>): Ditto.
14954 (vec_reload_and_reg_<mptrsize>): Ditto.
14955 (add<mode>3): Ditto.
14956 (sub<mode>3): Ditto.
14957 (mul<mode>3): Ditto.
14958 (neg<mode>2): Ditto.
14959 (abs<mode>2): Ditto.
14960 (smin<mode>3): Ditto.
14961 (smax<mode>3): Ditto.
14962 (vector_eq<mode>): Ditto.
14963 (vector_gt<mode>): Ditto.
14964 (vector_ge<mode>): Ditto.
14965 (vector_gtu<mode>): Ditto.
14966 (vector_select_<mode>_uns): Ditto.
14967 (vector_eq_<mode>_p): Ditto.
14968 (vector_gt_<mode>_p): Ditto.
14969 (vector_ge_<mode>_p): Ditto.
14970 (vector_gtu_<mode>_p): Ditto.
14971 (cr6_test_for_zero): Ditto.
14972 (cr6_test_for_zero_reverse): Ditto.
14973 (cr6_test_for_lt): Ditto.
14974 (cr6_test_for_lt_reverse): Ditto.
14975 (xor<mode>3): Ditto.
14976 (ior<mode>3): Ditto.
14977 (and<mode>3): Ditto.
14978 (one_cmpl<mode>2): Ditto.
14979 (nor<mode>2): Ditto.
14980 (andc<mode>2): Ditto.
14981 (float<VEC_int<mode>2): Ditto.
14982 (unsigned_float<VEC_int><mode>2): Ditto.
14983 (fix_trunc<mode><VEC_int>2): Ditto.
14984 (fixuns_trunc<mode><VEC_int>2): Ditto.
14986 (vec_set<mode>): Ditto.
14987 (vec_extract<mode>): Ditto.
14988 (vec_interleave_highv4sf): Ditto.
14989 (vec_interleave_lowv4sf): Ditto.
14990 (vec_realign_load_<mode>): Ditto.
14991 (vec_shl_<mode>): Ditto.
14992 (vec_shr_<mode>): Ditto.
14993 (div<mode>3): New patterns for VSX.
14994 (vec_interleave_highv2df): Ditto.
14995 (vec_interleave_lowv2df): Ditto.
14996 (vec_pack_trunc_v2df): Ditto.
14997 (vec_pack_sfix_trunc_v2df): Ditto.
14998 (vec_pack_ufix_trunc_v2df): Ditto.
14999 (vec_unpacks_hi_v4sf): Ditto.
15000 (vec_unpacks_lo_v4sf): Ditto.
15001 (vec_unpacks_float_hi_v4si): Ditto.
15002 (vec_unpacks_float_lo_v4si): Ditto.
15003 (vec_unpacku_float_hi_v4si): Ditto.
15004 (vec_unpacku_float_lo_v4si): Ditto.
15005 (movmisalign<mode>): Ditto.
15006 (vector_ceil<mode>2): New patterns for vectorizing math library.
15007 (vector_floor<mode>2): Ditto.
15008 (vector_btrunc<mode>2): Ditto.
15009 (vector_copysign<mode>3): Ditto.
15011 * config/rs6000/predicates.md (easy_vector_constant_msb): New
15012 predicate for setting the high bit in each word, used for copysign.
15014 * config/rs6000/ppc-asm.h (f19): Whitespace.
15015 (f32-f63): Define if VSX.
15016 (v0-v31): Define if Altivec.
15017 (vs0-vs63): Define if VSX.
15019 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
15021 * config/rs6000/power7.md: New file, provide tuning parameters for
15024 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
15025 (rs6000_cpu_cpp_builtins): Ditto.
15026 (altivec_overloaded_builtins): Ditto.
15027 (altivec_resolve_overloaded_builtin): Ditto.
15029 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
15030 debug switch to disable vectorizing simple math builtin
15033 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
15034 Vectorize simple math builtin functions.
15035 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
15036 hook to vectorize math builtins.
15037 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
15038 (rs6000_builtin_conversion): Add VSX/power7 support.
15039 (rs6000_builtin_vec_perm): Ditto.
15040 (vsplits_constant): Add support for loading up a vector constant
15041 with just the high bit set in each part.
15042 (rs6000_expand_vector_init): Add VSX/power7 support.
15043 (rs6000_expand_vector_set): Ditto.
15044 (rs6000_expand_vector_extract): Ditto.
15045 (rs6000_emit_move): Ditto.
15046 (bdesc_3arg): Ditto.
15047 (bdesc_2arg): Ditto.
15048 (bdesc_1arg): Ditto.
15049 (rs6000_expand_ternop_builtin): Ditto.
15050 (altivec_expand_builtin): Ditto.
15051 (rs6000_expand_unop_builtin): Ditto.
15052 (rs6000_init_builtins): Ditto.
15053 (altivec_init_builtins): Ditto.
15054 (builtin_function_type): Ditto.
15055 (rs6000_common_init_builtins): Ditto.
15056 (rs6000_handle_altivec_attribute); Ditto.
15057 (rs6000_mangle_type): Ditto.
15058 (rs6000_vector_mode_supported_p): Ditto.
15059 (rs6000_mode_dependent_address): Altivec addresses with AND -16
15060 are mode dependent.
15062 * config/rs6000/vsx.md: New file for VSX support.
15064 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
15065 identifing values with just the most significant bit set.
15066 (enum rs6000_builtins): Add builtins for VSX. Add simple math
15067 vectorized builtins.
15069 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
15070 (UNSPEC_VRFIM): Delete.
15071 (splitter for loading up vector with most significant bit): New
15072 splitter for vectorizing copysign.
15073 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
15074 vectorizing simple math functions.
15075 (altivec_vrfip): Add support for vectorizing simple math functions.
15076 (altivec_vrfim): Ditto.
15077 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
15079 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
15080 (power7.md, vsx.md): Include for power7 support.
15081 (copysigndf3): Use VSX instructions if -mvsx.
15082 (negdf2_fpr): Ditto.
15083 (absdf2_fpr): Ditto.
15084 (nabsdf2_fpr): Ditto.
15085 (adddf3_fpr): Ditto.
15086 (subdf3_fpr): Ditto.
15087 (muldf3_fpr): Ditto.
15088 (divdf3_fpr): Ditto.
15089 (fix_truncdfdi2_fpr): Ditto.
15090 (cmpdf_internal1): Ditto.
15091 (fred, fred_fpr): Convert into expander/insn to add VSX support.
15092 (btruncdf2, btruncdf2_fpr): Ditto.
15093 (ceildf2, ceildf2_fpr): Ditto.
15094 (floordf2, floordf2_fpr): Ditto.
15095 (floatdidf2, floatdidf2_fpr): Ditto.
15096 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
15097 (fmsubdf4_fpr): Ditto.
15098 (fnmadddf4_fpr_1): Ditto.
15099 (fnmadddf4_fpr_2): Ditto.
15100 (fnmsubdf4_fpr_1): Ditto.
15101 (fnmsubdf4_fpr_2): Ditto.
15102 (fixuns_truncdfdi2): Add expander for VSX support.
15103 (fix_truncdfdi2): Ditto.
15104 (fix_truncdfsi2): Ditto.
15105 (ftruncdf2): Ditto.
15106 (btruncsf2): Whitespace.
15107 (movdf_hardfloat32): Add support for VSX registers.
15108 (movdf_softfloat32): Ditto.
15109 (movdf_hardfloat64): Ditto.
15110 (movdf_hardfloat64_mfpgpr): Ditto.
15111 (movdf_softfloat64): Ditto.
15112 (movti splitters): Add check for vector registers supporting
15113 TImode in the future.
15114 (bpermd): Add power7 bpermd instruction.
15116 * config/rs6000/altivec.h (vec_div): Define if VSX.
15119 (vec_nmadd): Ditto.
15120 (vec_nearbyint): Ditto.
15123 (all predicates): Use the generic builtin function, and not the V4SF
15124 specific function so that the predicates will work with VSX's V2DF.
15125 (vec_all_*): Ditto.
15126 (vec_any_*): Ditto.
15128 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
15129 Document new VSX functions and types.
15131 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
15134 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
15135 "wa", and "j" constraints. Modify "v" to talk about Altivec
15136 instead of just vector.
15138 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
15141 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
15142 location for phi arguments.
15143 (rewrite_update_phi_arguments): Find locations for reaching defs.
15144 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
15145 Add location to add_phi_arg calls.
15146 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
15147 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
15148 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
15149 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
15150 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
15151 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
15152 * tree-phinodes.c (make_phi_node): Initialize location.
15153 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
15154 (add_phi_arg): Add location parameter.
15155 (remove_phi_arg_num): Move location when moving phi argument.
15156 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
15158 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
15159 slpeel_update_phi_nodes_for_guard1,
15160 slpeel_update_phi_nodes_for_guard2,
15161 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
15162 vect_loop_versioning): Set locations.
15163 * tree-parloops.c (create_phi_for_local_result,
15164 transform_to_exit_first_loop, create_parallel_loop): Add locations.
15165 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
15166 * tree-vect-loop.c (get_initial_def_for_induction,
15167 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
15169 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
15170 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
15171 (gimple_phi_arg_set_location): New. Set locus.
15172 (gimple_phi_arg_has_location): New. Check for locus.
15173 (redirect_edge_var_map_location): New. Return locus from var_map.
15174 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
15175 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
15176 combining PHI arguments.
15177 (cond_store_replacement): Set location.
15178 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
15179 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
15180 scop_add_exit_phis_edge): Add locations.
15181 * tree-cfgcleanup.c (remove_forwarder_block,
15182 remove_forwarder_block_with_phi): Add locations.
15183 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
15184 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
15186 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
15187 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
15188 flush_pending_stmts): Add source location.
15189 * lambda-code.c (perfect_nestify): Maintain location stack with argument
15190 stack to preserve locations.
15191 * tree-vect-stmts.c (vectorizable_load): Add location.
15192 * tree-inline.c (copy_phis_for_bb): Copy locus.
15193 (setup_one_parameter): Add call locus to inlined parameter stmts.
15194 (initialize_inlined_parameters): Pass in call location as parameter
15196 (tree_function_versioning): Pass location to setup_one_parameter.
15197 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
15198 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
15199 copy and edge lists.
15200 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
15201 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
15202 locus parameter and override the stmt default if provided.
15203 (new_elim_graph, clear_elim_graph, delete_elim_graph,
15204 elim_graph_add_edge, elim_graph_remove_succ_edge,
15205 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
15206 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
15207 eliminate_phi): Add locus info in elimination graph for each edge and
15209 (insert_backedge_copies): Copy locus if present.
15210 * tree-flow.h (struct _edge_var_map): Add locus field.
15211 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
15212 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
15213 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
15215 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
15217 2009-07-30 Martin Jambor <mjambor@suse.cz>
15219 PR tree-optimization/40570
15220 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
15221 use inlining loops.
15223 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
15225 * ssa-loop-manip.c: Include langhooks.h.
15226 (rewrite_phi_with_iv): New.
15227 (rewrite_all_phi_nodes_with_iv): New.
15228 (canonicalize_loop_ivs): Move here from tree-parloops.c.
15229 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
15230 * tree-parloops.c (loop_parallel_p): Move out all conditions
15231 except dependency check.
15232 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
15233 (gen_parallel_loop): Call canonicalize_loop_ivs without
15234 reduction_list argument.
15235 (build_new_reduction): New.
15236 (gather_scalar_reductions): New.
15237 (try_get_loop_niter): New.
15238 (try_create_reduction_list): New.
15239 (parallleize_loops): Change the parallel conditions check.
15240 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
15241 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
15243 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
15245 * opt-functions.awk (opt_args): Allow argument to be enclosed in
15247 * doc/options.texi (Option properties): Mention new quoting syntax.
15249 2009-07-29 Douglas B Rupp <rupp@gnat.com>
15251 * config/alpha/alpha.c (alpha_start_function):
15252 Handle VMS_DEBUG_MAIN_POINTER
15253 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
15254 * doc/invoke.texi: Document -mdebug-main switch.
15256 2009-07-29 Richard Henderson <rth@redhat.com>
15258 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
15259 (cgraph_create_edge_including_clones): Likewise.
15260 * tree-inline.c (copy_bb): Operate on the correct edges
15261 when updating the callgraph.
15263 2009-07-29 Douglas B Rupp <rupp@gnat.com>
15265 * config/alpha/vms-cc.c: Deleted.
15266 * config/alpha/vms-ld.c: Deleted.
15267 * config/alpha/t-vms64: Moved to config/vms
15268 * config/alpha/vms-crt0-64.c: Moved to config/vms
15269 * config/alpha/vms-crt0.c: Moved to config/vms
15270 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
15271 * config/alpha/vms-psxcrt0.c: Moved to config/vms
15272 * config/alpha/xm-vms.h: Moved to config/vms
15273 * config/alpha/x-vms: Moved to config/vms
15274 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
15276 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
15277 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
15279 * config/vms/t-vms64: Moved here from config/alpha
15280 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
15281 (argc,argv,envp): Enforce 32bit malloc'ing.
15282 * config/vms/vms-psxcrt0-64.c: Likewise.
15283 * config/vms/vms-crt0.c: Moved here from config/alpha.
15284 * config/vms/vms-psxcrt0.c: Likewise.
15285 * config/vms/vms-crtl-64.h: New file.
15286 * config/vms/vms-crtl.h: New file.
15287 * config/vms/vms.opt: New file.
15288 * config/vms/xm-vms64.h: New file.
15289 * config/vms/xm-vms.h: Moved here from config/alpha.
15290 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
15292 * config/vms/x-vms: Moved here from config/alpha.
15293 (version, VMS_EXTRA_PARTS): Moved to t-vms.
15294 (vms-ld.o, vms-cc.o): Removed.
15295 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
15297 2009-07-29 Douglas B Rupp <rupp@gnat.com>
15299 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
15300 correct stack (obvious VMS fix).
15302 2009-07-29 Douglas B Rupp <rupp@gnat.com>
15304 * dwarf2out.c (output_file_names): Output VMS style file name, size,
15305 date, version info if VMS_DEBUGGING_INFO defined.
15306 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
15307 size, date calculating code moved here.
15309 2009-07-29 Paul Brook <paul@codesourcery.com>
15311 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
15314 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
15317 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
15318 to DImode when generating insq_le insn.
15320 2009-07-28 Douglas B Rupp <rupp@gnat.com>
15322 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
15323 New macro set for VMS_DEBUGGGING_INFO.
15324 (AT_string_form): Use it.
15326 2009-07-28 DJ Delorie <dj@redhat.com>
15328 * config/mep/mep.c (vtext_section): New.
15329 (vftext_section): New.
15330 (ftext_section): New.
15331 (mep_select_section): Add support for functions.
15332 (mep_unique_section): Likewise.
15333 (mep_asm_init_sections): Likewise.
15334 (mep_encode_section_info): Remove it from here.
15336 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
15338 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
15340 * tree.h (TREE_DEPRECATED): Document it is used for types too.
15341 (TYPE_VECTOR_OPAQUE): Use default_def_flag
15343 2009-07-28 Douglas B Rupp <rupp@gnat.com>
15345 * dwarf2out.c (output_file_names): Test new macro
15346 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
15347 (add_comp_dir_attribute): Likewise.
15349 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
15351 * config/i386/mingw-w64.h (LINK_SPEC): Add
15352 separating space between commands.
15354 2009-07-28 Jan Hubicka <jh@suse.cz>
15356 PR tree-optimization/40759
15357 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
15360 2009-07-27 DJ Delorie <dj@redhat.com>
15362 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
15363 types are dword-aligned.
15364 (mep_expand_va_start): Likewise.
15366 2009-07-27 Olivier Hainque <hainque@adacore.com>
15367 Douglas B Rupp <rupp@gnat.com>
15369 * convert.c (convert_to_pointer): Don't assume the target
15370 pointer type is POINTER_SIZE long. Fetch its precision instead.
15372 2009-07-27 Douglas B Rupp <rupp@gnat.com>
15374 * system.h (fopen): Undefine if macro.
15376 2009-07-27 Jakub Jelinek <jakub@redhat.com>
15378 * dwarf2out.c (output_cfi_p): Removed.
15379 (output_cfis): New function.
15380 (output_fde): New function, split from output_call_frame_info.
15381 (output_call_frame_info): Use it.
15382 (dwarf2out_switch_text_section): Use output_cfis.
15384 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
15386 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
15387 TARGET_BI_ARCH is specified without enabling SJLJ.
15388 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
15389 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
15391 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
15393 * arm.md (negdi2): Use DImode if forcing a value into a register.
15395 2009-07-26 Ira Rosen <irar@il.ibm.com>
15397 PR tree-optimization/40801
15398 * tree-vect-stmts.c (vectorizable_call): Get previous copy
15399 of vector operand from the previous copy of vector statement.
15400 Pass the correct definition type value to
15401 vect_get_vec_def_for_stmt_copy().
15403 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15405 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
15406 const char ** conversion.
15408 2009-07-25 David Daney <ddaney@caviumnetworks.com>
15410 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
15411 fancy_abort() if !ENABLE_ASSERT_CHECKING.
15412 (gcc_unreachable): Invoke __builtin_unreachable() if
15413 !ENABLE_ASSERT_CHECKING.
15415 2009-07-25 David Daney <ddaney@caviumnetworks.com>
15417 PR rtl-optimization/40445
15418 * emit-rtl.c (next_nonnote_insn_bb): New function.
15419 * rtl.h (next_nonnote_insn_bb): Declare new function.
15420 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
15421 with no successors that is the successor of the ENTRY_BLOCK.
15422 Continue from the top after removing an empty fallthrough block.
15423 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
15424 of next_nonnote_insn.
15426 2009-07-25 David Daney <ddaney@caviumnetworks.com>
15428 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
15430 2009-07-25 Martin Jambor <mjambor@suse.cz>
15432 * c-common.c (c_common_attribute_table): New element for noclone.
15433 (handle_noclone_attribute): New function. Forward-declare.
15434 * tree-inline.c (tree_versionable_function_p): Check for noclone
15436 * doc/extend.texi (Labels as Values): Document need for noclone.
15437 (Function Attributes): Document noclone attribute.
15439 2009-07-25 Jakub Jelinek <jakub@redhat.com>
15441 PR rtl-optimization/34999
15442 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
15443 and dw_fde_switched_cold_to_hot fields.
15444 (output_cfi_p): New function.
15445 (output_call_frame_info): If fde->dw_fde_switched_sections,
15446 output 2 FDEs instead of one with corrupted header.
15447 (dwarf2out_do_cfi_startproc): New function.
15448 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
15449 and fde->dw_fde_switched_cold_to_hot.
15450 (dwarf2out_switch_text_section): Compute
15451 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
15452 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
15453 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
15454 Otherwise, compute fde->dw_fde_switch_cfi.
15456 2009-07-24 Cary Coutant <ccoutant@google.com>
15458 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
15460 2009-07-24 Cary Coutant <ccoutant@google.com>
15462 * cfghooks.c (split_block): Copy discriminator to new block.
15463 * tree-cfg.c (assign_discriminator): Check location of last
15464 instruction in block as well as first.
15466 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
15468 * config/i386/linux.c: Use fputs or putc instead of fprintf
15470 * config/i386/gas.h: Ditto.
15471 * config/i386/x86-64.h: Ditto.
15472 * config/i386/att.h: Ditto.
15474 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15476 * expmed.c (emit_store_flag): Use a recursive call to optimize the
15479 2009-07-24 Martin Jambor <mjambor@suse.cz>
15481 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
15482 (ipa_push_func_to_list_1): Declare.
15483 (ipa_push_func_to_list): New function.
15485 * ipa-prop.c (ipa_push_func_to_list_1): New function.
15486 (ipa_init_func_list): Call ipa_push_func_to_list_1.
15487 (ipa_push_func_to_list): Removed.
15488 (ipa_pop_func_from_list): Clear node_enqueued flag.
15490 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
15492 * config/s390/s390.c (override_options): Default
15493 max-unrolled-insns to 100 for z10 tuning.
15495 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
15497 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
15498 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
15499 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
15500 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
15501 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
15502 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
15503 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
15505 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
15507 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
15508 use default set in mingw32.h header.
15509 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
15510 64-bit /mingw/include path.
15511 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
15514 2009-07-23 Neil Vachharajani <nvachhar@google.com>
15516 PR rtl-optimization/40209
15517 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
15519 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
15521 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
15522 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
15523 with the rest of string where appropriate. Use fputs or putc
15524 instead of fprintf where appropriate.
15526 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
15527 Pat Haugen <pthaugen@us.ibm.com>
15528 Revital Eres <ERES@il.ibm.com>
15530 * config/rs6000/vector.md: New file. Move most of the vector
15531 expander support here from altivec.md to allow for the VSX vector
15532 unit in the future. Add support for secondary_reload patterns.
15533 Rewrite the patterns for vector comparison, and vector comparison
15534 predicate instructions so that the RTL expresses the desired
15535 behavior, instead of using unspec.
15537 * config/rs6000/constraints.md ("f" constraint): Use
15538 rs6000_constraints to hold the precalculated register class.
15539 ("d" constraint): Ditto.
15540 ("wd" constraint): New constraint for VSX.
15541 ("wf" constraint): Ditto.
15542 ("ws" constraint): Ditto.
15543 ("wa" constraint): Ditto.
15544 ("wZ" constraint): Ditto.
15545 ("j" constraint): Ditto.
15547 * config/rs6000/predicates.md (vsx_register_operand): New
15549 (vfloat_operand): New predicate for vector.md.
15550 (vint_operand): Ditto.
15551 (vlogical_operand): Ditto.
15552 (easy_fp_constant): If VSX, 0.0 is an easy constant.
15553 (easy_vector_constant): Add VSX support.
15554 (altivec_indexed_or_indirect_operand): New predicate for
15555 recognizing Altivec style memory references with AND -16.
15557 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
15558 for vector secondary reload support.
15559 (rs6000_vector_reg_class): Delete, replacing it with
15560 rs6000_constraints.
15561 (rs6000_vsx_reg_class): Ditto.
15562 (rs6000_constraints): New array to hold the register classes of
15563 each of the register constraints that can vary at runtime.
15564 (builtin_mode_to_type): New static array for builtin function type
15566 (builtin_hash_table): New static hash table for builtin function
15568 (TARGET_SECONDARY_RELOAD): Define target hook.
15569 (TARGET_IRA_COVER_CLASSES): Ditto.
15570 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
15571 registers are 128 bits if VSX memory reference instructions are used.
15572 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
15573 unit is being used.
15574 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
15575 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
15576 Print several of the scheduling related parameters.
15577 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
15578 rs6000_constraints instead of rs6000_vector_reg_class. Move
15579 -mdebug=reg code to rs6000_debug_reg_global. Add support for
15580 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
15581 Altivec. Add VSX support. Setup for secondary reload support on
15582 Altivec/VSX registers.
15583 (rs6000_override_options): Make power7 set the scheduling groups
15584 like the power5. Add support for new debug switches to override
15585 the scheduling defaults. Temporarily disable -mcpu=power7 from
15586 setting -mvsx. Add support for debug switches -malways-hint,
15587 -msched-groups, and -malign-branch-targets.
15588 (rs6000_buitlin_conversion): Add support for returning unsigned
15589 vector conversion functions to fix regressions due to stricter
15591 (rs6000_builtin_mul_widen_even): Ditto.
15592 (rs6000_builtin_mul_widen_odd): Ditto.
15593 (rs6000_builtin_vec_perm): Ditto.
15594 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
15595 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
15596 to zero a register.
15597 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
15598 generated upstream.
15599 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
15600 VSX types for bit operations. Changes to accomidate vector.md.
15601 (bdesc_2arg): Ditto.
15602 (bdesc_1arg): Ditto.
15603 (struct builtin_description_predicates): Rewrite predicate
15604 handling so that RTL describes the operation, instead of passing
15605 the instruction to be used as a string argument.
15606 (bdesc_altivec_preds): Ditto.
15607 (altivec_expand_predicate_builtin): Ditto.
15608 (altivec_expand_builtin): Ditto.
15609 (rs6000_expand_ternop_builtin): Use a switch instead of an if
15610 statement for vsldoi support.
15611 (altivec_expand_ld_builtin): Change to use new names from vector.md.
15612 (altivec_expand_st_builtin): Ditto.
15613 (paired_expand_builtin): Whitespace changes.
15614 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
15615 builtin_mode_to_type table for secondary reload. Call
15616 builtin_function_type to build random builtin functions.
15617 (altivec_init_builtins): Change to use builtin_function_type to
15618 create builtin function types dynamically as we need them.
15619 (builtin_hash_function): New support for hashing the tree types
15620 for builtin function as we need it, rather than trying to build
15621 all of the trees that we need. Add initial preliminary VSX support.
15622 (builtin_function_type): Ditto.
15623 (builtin_function_eq): Ditto.
15624 (builtin_hash_struct): Ditto.
15625 (rs6000_init_builtins): Ditto.
15626 (rs6000_common_init_builtins): Ditto.
15627 (altivec_init_builtins): Ditto.
15628 (rs6000_common_init_builtins): Ditto.
15629 (enum reload_reg_type): New enum for simplifing reg classes.
15630 (rs6000_reload_register_type): Simplify register classes into GPR,
15631 Vector, and other registers. Altivec and VSX addresses in reload.
15632 (rs6000_secondary_reload_inner): Ditto.
15633 (rs6000_ira_cover_classes): New target hook, that returns the
15634 appropriate cover classes, based on -mvsx being used or not.
15635 (rs6000_secondary_reload_class): Add VSX support.
15636 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
15637 (get_vsel_insn): Ditto.
15638 (rs6000_emit_vector_compare): Rewrite vector conditional support
15639 so that where we can, we use RTL operators, instead of blindly use
15641 (rs6000_emit_vector_select): Ditto.
15642 (rs6000_emit_vector_cond_expr): Ditto.
15643 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
15644 (create_TOC_reference): Add -mdebug=addr support.
15645 (emit_frame_save): VSX loads/stores need register indexed addressing.
15647 * config/rs6000/rs6000.md: Include vector.md.
15649 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
15651 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15652 support for V2DI, V2DF in logical, permute, select operations.
15654 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
15655 switch for vsx/power7.
15656 (-mvsx-scalar-memory): Ditto.
15657 (-mvsx-align-128): Ditto.
15658 (-mallow-movmisalign): Ditto.
15659 (-mallow-df-permute): Ditto.
15660 (-msched-groups): Ditto.
15661 (-malways-hint): Ditto.
15662 (-malign-branch-targets): Ditto.
15664 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
15666 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
15667 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
15668 (rs6000_vector_reg_class): Delete.
15669 (rs6000_vsx_reg_class): Ditto.
15670 (enum rs6000_reg_class_enum): New enum for the constraints that
15671 vary based on target switches.
15672 (rs6000_constraints): New array to hold the register class for all
15673 of the register constraints that vary based on the switches used.
15674 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
15675 (enum rs6000_builtins): Add unsigned varients for the builtin
15676 declarations returned by target hooks for expanding multiplies,
15677 select, and permute operations. Add VSX builtins.
15678 (enum rs6000_builtin_type_index): Add entries for VSX.
15679 (V2DI_type_node): Ditto.
15680 (V2DF_type_node): Ditto.
15681 (unsigned_V2DI_type_node): Ditto.
15682 (bool_long_type_node): Ditto.
15683 (intDI_type_internal_node): Ditto.
15684 (uintDI_type_internal_node): Ditto.
15685 (double_type_internal_node): Ditto.
15687 * config/rs6000/altivec.md (whole file): Move all expanders to
15688 vector.md from altivec.md. Rename insn matching functions to be
15690 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
15691 (altivec_vcmp*): Ditto.
15692 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
15693 (VM): New iterator for moves that includes the VSX types.
15694 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
15695 (altivec_vperm_<mode>_uns): New, for unsigned types.
15696 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
15697 (altivec_eq<mode>): Ditto.
15698 (altivec_gt<mode>): Ditto.
15699 (altivec_gtu<mode>): Ditto.
15700 (altivec_eqv4sf): Ditto.
15701 (altivec_gev4sf): Ditto.
15702 (altivec_gtv4sf): Ditto.
15703 (altivec_vcmpbfp_p): Ditto.
15705 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
15707 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
15710 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
15713 * config/i386/i386.c (output_387_ffreep): Rewrite to use
15714 ASM_SHORT instead of .word.
15715 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
15716 instead of .word in asm template.
15718 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
15721 * ira-lives.c (bb_has_abnormal_call_pred): New function.
15722 (process_bb_node_lives): Use it.
15724 * ira.c (setup_cover_and_important_classes): Don't setup
15725 ira_important_class_nums. Add cover classes to the end of
15727 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
15729 (find_reg_class_closure): Use reorder_important_classes.
15731 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
15733 * config/i386/i386.c (i386_ira_cover_classes): New function.
15734 (TARGET_IRA_COVER_CLASSES): Redefine.
15736 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
15737 importance of order of cover classes in the array.
15739 2009-07-22 Diego Novillo <dnovillo@google.com>
15741 * tree-pass.h (TDF_EH): Define.
15742 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
15743 contains TDF_EH, print the EH region number holding GS.
15744 * tree-dump.c (dump_options): Add "eh".
15745 * doc/invoke.texi: Document it.
15747 2009-07-22 Doug Kwan <dougkwan@google.com>
15749 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
15751 2009-07-22 Michael Matz <matz@suse.de>
15753 PR tree-optimization/35229
15754 PR tree-optimization/39300
15756 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
15757 (inhibit_phi_insertion): New function.
15758 (insert_into_preds_of_block): Call it for REFERENCEs.
15759 (init_pre): Initialize and finalize scalar evolutions.
15760 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
15762 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
15764 * config/i386/predicates.md (zero_extended_scalar_load_operand):
15765 Use CONST_VECTOR_NUNITS to determine number of elements.
15767 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
15769 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
15770 (U, W): Constraints are now deprecated and will be removed if we
15771 run out of letters.
15772 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
15774 ("prefetch"): Add the stcmh instruction for prefetching.
15775 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
15777 (s390_short_displacement): Return always true if compiling for
15778 machines not providing the long displacement facility.
15779 (s390_mem_constraint): Support the new constraint letter Z.
15780 (s390_check_qrst_address): New function.
15782 2009-07-21 DJ Delorie <dj@redhat.com>
15784 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
15787 2009-07-21 Jason Merrill <jason@redhat.com>
15789 * c-common.c (max_tinst_depth): Increase default to 1024.
15791 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15793 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
15794 (vec_unpacku_float_lo_v4si): Ditto.
15796 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
15799 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
15800 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
15801 (builtin_description): Add __builtin_ia32_cvtudq2ps.
15802 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
15804 2009-07-21 Jakub Jelinek <jakub@redhat.com>
15806 PR tree-optimization/40813
15807 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
15810 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
15812 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
15813 with a NOP_EXPR if needed.
15815 2009-07-21 Paul Brook <paul@codesourcery.com>
15817 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
15818 Terminate debug dump with newline.
15820 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15822 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
15823 Cast "1" to unsigned HOST_WIDE_INT.
15824 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
15825 deposit length to the maximum length - lsb. Extend length if
15826 HOST_BITS_PER_WIDE_INT is 32.
15828 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15830 * cgraph.h (constant_pool_htab): New function.
15831 (constant_descriptor_tree): Move from varasm.c.
15832 * varasm.c (constant_pool_htab): New function.
15833 (constant_descriptor_tree): Move to cgraph.h.
15835 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
15837 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
15839 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
15841 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
15844 2009-07-20 Xinliang David Li <davidxl@google.com>
15846 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
15848 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
15850 * config/mips/mips.md (move_type): Add arith.
15851 (type): Handle arith.
15852 (zero_extendsidi2): Rename this into ...
15853 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
15854 (zero_extendsidi2): New expander.
15855 (*zero_extendsidi2_dext): New pattern.
15857 2009-07-20 Nick Clifton <nickc@redhat.com>
15859 * config.gcc (mips64-*-*): Add definition of tm_defines in order
15860 to set MIPS_ABI_DEFAULT.
15861 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
15863 2009-07-20 Jakub Jelinek <jakub@redhat.com>
15865 * tree-object-size.c (addr_object_size): Handle unions with
15866 array in it as last field of structs in __bos (, 1) as __bos (, 0).
15868 PR tree-optimization/40792
15869 * tree.c (build_function_type_skip_args): Remove bogus assert.
15871 2009-07-20 Jan Hubicka <jh@suse.cz>
15872 Martin Jambor <mjambor@suse.cz>
15874 * cgraph.h (combined_args_to_skip): New field.
15875 * cgraph.c (cgraph_create_virtual_clone): Properly handle
15876 combined_args_to_skip and args_to_skip.
15877 * tree-inline.c (update_clone_info): New function.
15878 (tree_function_versioning): Call update_clone_info.
15879 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
15881 (cgraph_materialize_all_clones): More extensive dumping, working
15882 with combined_args_to_skip rather than args_to_skip.
15884 2009-07-20 Ira Rosen <irar@il.ibm.com>
15886 * tree-vectorizer.h (vectorizable_condition): Add parameters.
15887 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
15888 (get_initial_def_for_reduction): Likewise.
15889 (vectorizable_reduction): Skip the check of first operand in case
15890 of COND_EXPR. Add check that it is outer loop vectorization if
15891 nested cycle was detected. Call vectorizable_condition() for
15892 COND_EXPR. If reduction epilogue cannot be created do not fail for
15893 nested cycles (if it is not double reduction). Assert that there
15894 is only one type in the loop in case of COND_EXPR. Call
15895 vectorizable_condition() to vectorize COND_EXPR.
15896 * tree-vect-stmts.c (vectorizable_condition): Update comment.
15897 Add parameters. Allow nested cycles if called from
15898 vectorizable_reduction(). Use reduction vector variable if provided.
15899 (vect_analyze_stmt): Call vectorizable_reduction() before
15900 vectorizable_condition().
15901 (vect_transform_stmt): Update call to vectorizable_condition().
15903 2009-07-20 Christian Bruel <christian.bruel@st.com>
15905 * config/sh/sh.opt (-mfmovd): Resurrect and document.
15906 * doc/invoke.texi (-mfmovd): Likewise.
15907 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
15909 2009-07-20 Jan Hubicka <jh@suse.cz>
15911 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
15912 when handling SSA name.
15914 2009-07-19 Jan Hubicka <jh@suse.cz>
15916 PR tree-optimization/40676
15917 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
15918 virtual PHIs in empty BBs.
15920 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15922 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
15923 re-expanded the compound use gen_lowpart instead to convert to the
15926 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15928 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
15929 OUTER_CONST arguments.
15930 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
15931 the new wider mode will be masked off.
15932 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
15934 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15936 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
15937 high-order bits are zero.
15939 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
15941 * combine.c (simplify_shift_const_1): Split code to determine
15942 shift_mode into ...
15943 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
15944 new bits shifted in are identical to the old sign bit.
15946 2009-07-18 Richard Guenther <rguenther@suse.de>
15949 * gimplify.c (gimplify_call_expr): Reject code using results from
15950 functions returning void.
15952 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15954 * doc/md.texi: Document the new PowerPC "es" constraint.
15955 Document that "m" can include automodified addresses on this target,
15956 and explain how %U must be used. Extend the "Q" and "Z" documentation
15957 to suggest "es" as well as "m".
15958 * config/rs6000/constraints.md (es): New memory constraint.
15959 (Q, Z): Update strings to match new documentation.
15961 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
15963 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
15964 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
15965 * config/rs6000/predicates.md (volatile_mem_operand): Use
15966 offsettable_nonstrict_memref_p.
15967 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
15968 (*floatunssidf2_internal): Likewise.
15969 (*fix_truncdfsi2_internal): Likewise.
15970 (*fix_trunctfsi2_internal): Likewise.
15972 2009-07-17 Anatoly Sokolov <aesok@post.ru>
15974 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
15975 atmega32u2 devices.
15976 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15978 2009-07-17 Richard Guenther <rguenther@suse.de>
15981 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
15982 (pass_warn_unused_result): Likewise.
15983 (TODO_set_props): Remove.
15984 * omp-low.c (diagnose_omp_structured_block_errors): Change to
15986 (pass_diagnose_omp_blocks): Define.
15987 * c-decl.c (pop_file_scope): Do not finalize the CU here.
15988 (c_gimple_diagnostics_recursively): Remove.
15989 (finish_function): Do not call it.
15990 (c_write_global_declarations): Continue after errors.
15991 Finalize the CU here.
15992 * c-gimplify.c (c_genericize): Do not gimplify here.
15993 * c-common.c (c_warn_unused_result): Move ...
15994 * tree-cfg.c (do_warn_unused_result): ... here.
15995 (run_warn_unused_result): New function.
15996 (gate_warn_unused_result): New function.
15997 (pass_warn_unused_result): New pass.
15998 * c-common.h (c_warn_unused_result): Remove.
15999 * flags.h (flag_warn_unused_result): Declare.
16000 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
16001 * opts.c (flag_warn_unused_result): Initialize to false.
16002 * toplev.c (compile_file): Add comment.
16003 * omp-low.c (create_omp_child_function): Do not register
16004 the function with the frontend.
16005 (diagnose_omp_structured_block_errors): Prepare to be
16006 called as optimization pass.
16007 (gate_diagnose_omp_blocks): New function.
16008 (pass_diagnose_omp_blocks): New pass.
16009 * cgraph.h (cgraph_optimize): Remove.
16010 (cgraph_analyze_function): Likewise.
16011 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
16012 * cgraphunit.c (cgraph_lower_function): Lower nested functions
16013 before their parents here.
16014 (cgraph_finalize_function): Not here.
16015 (cgraph_analyze_function): Gimplify functions here.
16016 (cgraph_finalize_compilation_unit): Continue after errors.
16017 Optimize the callgraph from here.
16018 (cgraph_optimize): Make static.
16019 * langhooks.c (write_global_declarations): Finalize the CU.
16020 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
16021 (gimplify_function_tree): Assert we gimplify only once.
16022 Set PROP_gimple_any property.
16023 * tree-nested.c (gimplify_all_functions): New function.
16024 (lower_nested_functions): Gimplify all nested functions.
16025 * gimple.h (diagnose_omp_structured_block_errors): Remove.
16026 * passes.c (init_optimization_passes): Add pass_warn_unused_result
16027 and pass_diagnose_omp_blocks after gimplification. Do not
16028 set TODO_set_props on all_lowering_passes.
16029 (execute_one_pass): Do not handle TODO_set_props.
16030 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
16031 (gimplify.o): Add tree-pass.h dependency.
16032 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
16033 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
16034 (unsave_r): Likewise.
16035 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
16036 temporary variable.
16038 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
16040 * doc/service.texi (Service): Restore previously removed link,
16041 which isn't broken after all.
16043 2009-07-17 Richard Guenther <rguenther@suse.de>
16045 PR tree-optimization/40321
16046 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
16047 PHI nodes to the maximal set.
16048 (make_values_for_phi): Add PHI arguments to the maximal set.
16049 (execute_pre): Dump PHI_GEN and the maximal set.
16051 2009-07-17 Jakub Jelinek <jakub@redhat.com>
16054 * gimplify.c (gimplify_conversion): Don't change non-conversions into
16057 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
16059 * doc/extend.texi (Nested Functions): Replace broken link with
16061 * doc/service.texi (Service): Remove broken link.
16063 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
16066 * builtins.c (expand_builtin_memcmp): Use loc instead of
16067 EXPR_LOCATION (exp).
16068 (expand_builtin_strncmp): Likewise.
16070 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
16071 Manuel López-Ibáñez <manu@gcc.gnu.org>
16074 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
16075 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
16076 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
16077 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
16078 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
16079 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
16080 tree-inline.c, c-common.c, c-common.h, gimple.c,
16081 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
16082 convert.c: Add location argument to fold_{unary,binary,ternary},
16083 fold_build[123], build_call_expr, build_size_arg,
16084 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
16085 fold_build1_initializer, fold_build2_initializer,
16086 fold_build3_initializer, fold_build_call_array,
16087 fold_build_call_array_initializer, fold_single_bit_test,
16088 omit_one_operand, omit_two_operands, invert_truthvalue,
16089 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
16090 combine_comparisons, fold_builtin_*, fold_call_expr,
16091 build_range_check, maybe_fold_offset_to_address, round_up,
16094 2009-07-16 Jason Merrill <jason@redhat.com>
16097 * c-common.c (c_common_reswords): Add __is_standard_layout
16099 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
16100 * doc/implement-cxx.texi: New.
16101 * doc/gcc.texi: Include it.
16103 2009-07-16 DJ Delorie <dj@redhat.com>
16105 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
16106 compares that may be indirectly affected by previous instructions.
16108 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16110 * builtins.c (do_mpc_arg2): New.
16111 (fold_builtin_2): Fold builtin cpow.
16112 * real.h (HAVE_mpc_pow): New.
16114 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
16116 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
16117 comparison to skip unprofitable schedule
16119 2009-07-16 Simon Baldwin <simonb@google.com>
16121 * gcc.c (option_map): New flag -no-canonical-prefixes.
16122 * (display_help): Print help text for new flag.
16123 * (process_command): Move options translation and language specifics
16124 and handle new flag early. Use it to set a function pointer to a
16125 prefix builder. Replace make_relative_prefix calls with calls to
16126 the function pointed to. Ignore new flag in regular options handling.
16127 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
16129 2009-07-15 DJ Delorie <dj@redhat.com>
16131 * config/mep/mep.md (sibcall_internal): Change register to avoid
16132 argument registers.
16133 (sibcall_value_internal): Likewise.
16135 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
16137 PR rtl-optimization/40710
16138 * resource.c (mark_target_live_regs): Reset DF problem to LR.
16140 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
16142 * config/mips/mips.md (*extenddi_truncate<mode>,
16143 *extendsi_truncate<mode>): Change type attribute to move_type
16144 with shift_shift. Split out code handling exts from here ...
16145 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
16147 (*extendhi_truncateqi): Change type attribute to move_type with
16148 shift_shift. Split out code handling exts from here ...
16149 (*extendhi_truncateqi_exts): ... to this new pattern.
16151 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
16153 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
16154 instead of "and" with inverted sign bit mask value. Use
16155 "nonimmediate_operand" for operand 1 and operand 2 predicate.
16156 Allocate registers only for operand 4 and operand 5.
16158 2009-07-15 Jakub Jelinek <jakub@redhat.com>
16160 PR middle-end/40747
16161 * fold-const.c (fold_cond_expr_with_comparison): When folding
16162 < and <= to MIN, make sure the MIN uses the same type as the
16163 comparison's operands.
16165 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
16167 * arm.md (ior_xor): New code iterator.
16168 (split for ior/xor with shift and zero-extend): New split pattern.
16169 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
16171 2009-07-15 Richard Guenther <rguenther@suse.de>
16173 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
16176 2009-07-15 Richard Guenther <rguenther@suse.de>
16178 PR middle-end/40753
16179 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
16181 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16183 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
16184 handle 2.6.30 kernel.
16186 2009-07-15 DJ Delorie <dj@redhat.com>
16188 * config/mep/mep.md (sibcall_internal): Change register to allow
16189 for 24-bit addresses.
16190 (sibcall_value_internal): Likewise.
16192 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
16194 * doc/invoke.texi: Added descriptions of the scheduling heuristics
16195 that are enabled/disabled by the flags introduced by a previous patch.
16197 2009-07-14 DJ Delorie <dj@redhat.com>
16199 * config/mep/mep.md (sibcall_internal): Include non-toggling
16201 (sibcall_value_internal): Likewise.
16203 2009-07-14 Taras Glek <tglek@mozilla.com>
16204 Rafael Espindola <espindola@google.com>
16206 * doc/sourcebuild.texi: Document install-plugin target.
16207 * configure.ac: Added install-plugin target to language makefiles.
16208 * configure: Regenerate.
16209 * Makefile.in (install-plugin): Install more headers,
16210 depend on lang.install-plugin.
16212 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16214 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
16217 2009-07-14 DJ Delorie <dj@redhat.com>
16219 * config/mep/mep.c (mep_vliw_jmp_match): New function.
16220 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
16221 * config/mep/mep.md (sibcall_internal): Change test from
16222 mep_vliw_mode_match to mep_vliw_jmp_match.
16223 (sibcall_value_internal): Likewise.
16225 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
16227 * config/i386/sse.md (copysign<mode>3): New expander.
16228 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
16229 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
16230 Use ix86_build_const_vector.
16231 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
16232 IX86_BUILTIN_CPYSGNPD.
16233 (builtin_description): Add __builtin_ia32_copysignps and
16234 __builtin_ia32_copysignpd.
16235 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
16236 and BUILT_IN_COPYSIGNF.
16238 2009-07-13 Jason Merrill <jason@redhat.com>
16240 * builtins.c (can_trust_pointer_alignment): New fn.
16241 (get_pointer_alignment): Factor it out from here.
16242 * tree.h: Declare it.
16244 2009-07-14 David Edelsohn <edelsohn@gnu.org>
16246 * config/rs6000/predicates.md (offsettable_mem_operand): Test
16249 2009-07-14 Dodji Seketeli <dodji@redhat.com>
16253 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
16255 2009-07-14 Richard Guenther <rguenther@suse.de>
16256 Andrey Belevantsev <abel@ispras.ru>
16258 PR middle-end/40745
16259 * cfgexpand.c (partition_stack_vars): Do not bother to update
16260 alias information when not optimizing.
16262 2009-07-14 Richard Guenther <rguenther@suse.de>
16263 Andrey Belevantsev <abel@ispras.ru>
16265 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
16266 (pt_solution_set): Likewise.
16267 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
16268 * tree-ssa-structalias.c (pt_solution_set): New function.
16269 * final.c (rest_of_clean_state): Free SSA data structures.
16270 * print-rtl.c (print_decl_name): Remove.
16271 (print_mem_expr): Implement in terms of print_generic_expr.
16272 * alias.c (ao_ref_from_mem): New function.
16273 (rtx_refs_may_alias_p): Likewise.
16274 (true_dependence): Query alias-export info.
16275 (canon_true_dependence): Likewise.
16276 (write_dependence_p): Likewise.
16277 * tree-dfa.c (get_ref_base_and_extent): For void types leave
16279 * emit-rtl.c (component_ref_for_mem_expr): Remove.
16280 (mem_expr_equal_p): Use operand_equal_p.
16281 (set_mem_attributes_minus_bitpos): Do not use
16282 component_ref_for_mem_expr.
16283 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
16284 (update_alias_info_with_stack_vars): Likewise.
16285 (partition_stack_vars): Call update_alias_info_with_stack_vars.
16286 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
16287 explicitly nor clear stmt operands.
16288 Free the decl-to-pointer map.
16289 * tree-optimize.c (execute_free_datastructures): Do not free
16290 SSA data structures here.
16291 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
16292 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
16293 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
16295 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
16297 2009-07-13 DJ Delorie <dj@redhat.com>
16299 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
16300 unrolling at the right iteration count.
16302 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
16305 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
16307 * haifa-sched.c (rank_for_schedule): Introduced flags to
16308 enable/disable individual scheduling heuristics.
16309 * common.opt: Introduced flags to enable/disable individual
16310 heuristics in the scheduler.
16311 * doc/invoke.texi: Introduced flags to enable/disable individual
16312 heuristics in the scheduler.
16314 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
16316 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
16317 config/i386/mingw-tls.c.
16318 * config/i386/mingw-tls.c: Removed.
16320 2009-07-13 Ira Rosen <irar@il.ibm.com>
16322 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
16323 checks access only relevant statements.
16324 (vectorizable_reduction): Likewise.
16326 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
16328 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
16329 just for 32-bit case.
16331 2009-07-12 Jan Hubicka <jh@suse.cz>
16333 PR tree-optimization/40585
16334 * except.c (expand_resx_expr): When there already is resume
16335 instruction, produce linked list.
16336 (build_post_landing_pads): Assert that resume is empty.
16337 (connect_post_landing_pads): Handle resume lists.
16338 (dump_eh_tree): Dump resume list.
16340 2009-07-12 Ira Rosen <irar@il.ibm.com>
16342 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
16343 with additional argument.
16344 * tree-vectorizer.h (enum vect_def_type): Add
16345 vect_double_reduction_def.
16346 (vect_is_simple_reduction): Add argument.
16347 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
16349 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
16350 vect_is_simple_reduction with additional argument.
16351 (vect_analyze_loop_operations): Handle exit phi nodes in case of
16353 (reduction_code_for_scalar_code): Handle additional codes by
16354 returning ERROR_MARK for them. Fix comment and indentation.
16355 (vect_is_simple_reduction): Fix comment, add argument to specify
16356 double reduction. Detect double reduction.
16357 (get_initial_def_for_induction): Fix indentation.
16358 (get_initial_def_for_reduction): Fix comment and indentation.
16359 Handle double reduction. Create initial definitions that do not
16360 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
16361 (vect_create_epilog_for_reduction): Fix comment, add argument to
16362 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
16363 epilogue result extraction. Create double reduction phi node and
16364 replace relevant uses.
16365 (vectorizable_reduction): Call vect_is_simple_reduction with
16366 additional argument. Fix indentation. Update epilogue code treatment
16367 according to the changes in reduction_code_for_scalar_code. Check
16368 for double reduction. Call vect_create_epilog_for_reduction with
16369 additional argument.
16370 * tree-vect-stmts.c (process_use): Handle double reduction, update
16372 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
16373 (vect_get_vec_def_for_operand): Likewise.
16375 2009-07-12 Danny Smith <dansmister@gmail.com>
16377 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
16378 dllexport if !TREE_PUBLIC.
16379 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
16381 2009-07-11 Anatoly Sokolov <aesok@post.ru>
16383 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
16384 (avr_extra_arch_macro) Remove declatation.
16385 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
16386 (avr_extra_arch_macro) Declare as static.
16387 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
16389 2009-07-11 Jan Hubicka <jh@suse.cz>
16391 PR middle-end/48388
16392 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
16394 2009-07-11 Jakub Jelinek <jakub@redhat.com>
16397 * dwarf2out.c (dw_fde_struct): Add in_std_section and
16398 cold_in_std_section bits.
16399 (dwarf2out_begin_prologue): Initialize them.
16400 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
16401 if already covered by text_section or cold_text_section range.
16403 PR rtl-optimization/40667
16404 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
16405 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
16406 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
16407 * config/i386/i386.c (ix86_minimum_alignment): New function.
16408 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
16409 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
16410 * emit-rtl.c (gen_reg_rtx): Likewise.
16411 * function.c (assign_parms): Likewise. If nominal_type needs
16412 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
16413 rather than passed_type's alignment.
16416 * function.c (assign_parm_setup_stack): Adjust
16417 MEM_OFFSET (data->stack_parm) if promoted_mode is different
16418 from nominal_mode on big endian.
16420 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
16422 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
16424 2009-07-10 DJ Delorie <dj@redhat.com>
16426 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
16428 2009-07-10 Mark Mitchell <mark@codesourcery.com>
16430 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
16432 (thumb2_cbnz): Likewise.
16434 2009-07-10 David Daney <ddaney@caviumnetworks.com>
16437 * config.gcc (supported_defaults): Add synci.
16438 (with_synci): Add validation.
16439 (all_defaults): Add synci.
16440 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
16443 * config/mips/mips.opt (msynci): New option.
16444 * config/mips/mips.c (mips_override_options): Warn on use of
16445 -msynci for targets that do now support it.
16446 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
16448 * gcc/doc/invoke.texi (-msynci): Document the new option.
16449 * doc/install.texi (--with-synci): Document the new option.
16451 2009-07-10 Richard Guenther <rguenther@suse.de>
16453 PR tree-optimization/40496
16454 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
16455 the PHI result with a compatible type.
16457 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
16461 * c.opt (Wunused-result): New.
16462 * doc/invoke.texi: Document it.
16463 * c-common.c (c_warn_unused_result): Use it.
16465 2009-07-09 DJ Delorie <dj@redhat.com>
16467 * targhooks.c (default_target_can_inline_p): Rename from
16468 default_target_option_can_inline_p.
16469 * targhooks.h (default_target_can_inline_p): Likewise.
16470 * target-def.h (TARGET_CAN_INLINE_P): Rename from
16471 TARGET_OPTION_CAN_INLINE_P.
16472 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
16473 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
16474 (mep_target_can_inline_p): Rename from
16475 mep_target_option_can_inline_p.
16478 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
16479 registers used to pass vectors.
16481 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
16483 2009-07-09 Tom Tromey <tromey@redhat.com>
16485 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
16486 * config/mmix/mmix.c: Include dwarf2.h.
16487 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
16488 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
16489 * config/sh/sh.c: Include dwarf2.h.
16490 * config/i386/i386.c: Include dwarf2.h.
16491 * Makefile.in (DWARF2_H): Remove 'elf'.
16492 * except.c: Include dwarf2.h.
16493 * unwind-dw2.c: Include dwarf2.h.
16494 * dwarf2out.c: Include dwarf2.h.
16495 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
16496 * unwind-dw2-fde.c: Include dwarf2.h.
16497 * dwarf2asm.c: Include dwarf2.h.
16499 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16501 * haifa-sched.c (insn_finishes_cycle_p): New static function.
16502 (max_issue): Use it.
16503 * sched-int.h (struct sched_info: insn_finishes_block_p): New
16505 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
16506 (region_sched_info): Update.
16507 * sched-ebb.c (ebb_sched_info): Update.
16508 * modulo-sched.c (sms_sched_info): Update.
16509 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
16511 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16513 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
16515 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
16517 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
16519 2009-07-09 Jakub Jelinek <jakub@redhat.com>
16521 PR middle-end/40692
16522 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
16523 arg1 with arg01 if arg1 is already INTEGER_CST.
16525 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
16527 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
16528 Transform (and (truncate)) into (truncate (and)).
16530 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
16532 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
16533 creating LHS paradoxical subregs. Fix surrounding returns to
16534 use NULL_RTX rather than 0.
16536 2009-07-08 DJ Delorie <dj@redhat.com>
16538 * config/mep/mep.c (mep_option_can_inline_p): New.
16539 (TARGET_OPTION_CAN_INLINE_P): Define.
16541 2009-07-08 Mark Wielaard <mjw@redhat.com>
16544 * dwarf2out.c (add_data_member_location_attribute): When we have
16545 only a constant offset don't emit a new location description using
16546 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
16549 2009-07-08 Richard Henderson <rth@redhat.com>
16552 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
16553 (enum reg_class): Add CLOBBERED_REGS.
16554 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
16555 * config/i386/i386.c (ix86_conditional_register_usage): Moved
16556 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
16557 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
16558 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
16559 force 64-bit sibcalls into R11.
16560 * config/i386/constraints.md (U): New constraint.
16561 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
16562 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
16563 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
16565 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
16567 * basic-block.h (dump_regset, debug_regset): Remove duplicate
16569 * c-objc-common.h (c_initialize_diagnostics): Ditto.
16570 * ebitmap.h (dump_ebitmap): Ditto.
16571 * optabs.h (optab_libfunc): Ditto.
16572 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
16573 * tree-flow.h (vect_can_force_dr_alignment_p,
16574 get_vectype_for_scalar_type): Ditto.
16575 (vectorize_loops): Move prototype to ...
16576 * tree-vectorizer.h: ... here. Also, adjust comment.
16577 (vect_set_verbosity_level): Remove duplicate prototype.
16578 * tree-ssa-loop.c: Include tree-vectorizer.h.
16579 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
16581 2009-07-08 Nick Clifton <nickc@redhat.com>
16583 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
16586 2009-07-08 DJ Delorie <dj@redhat.com>
16588 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
16589 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
16590 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
16592 * config/mep/intrinsics.md: Regenerated.
16593 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
16594 registers when asm() or calls are detected.
16596 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
16599 * gimplify.c (gimplify_expr): Propagate no_warning flag when
16601 * gimple (gimple_build_call_from_tree): Likewise.
16602 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
16603 no_warning flag before warning.
16605 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16607 * tree.c (set_expr_locus): Remove.
16608 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
16609 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
16611 * gimplify.c (internal_get_tmp_var): Likewise.
16612 (gimplify_call_expr): Likewise.
16613 (gimplify_one_sizepos): Likewise.
16615 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
16618 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
16619 to variables for debugging purposes.
16621 2009-06-23 Mark Loeser <mark@halcy0n.com>
16624 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
16626 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16628 * pretty-print.c (pp_base_format): Remove %J.
16629 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
16630 gcc_cxxdiag_char_table): Likewise.
16631 (init_dynamic_diag_info): Likewise.
16633 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16635 * pretty-print.c (pp_base_format): Remove %H.
16636 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
16637 gcc_cxxdiag_char_table): Likewise.
16638 (init_dynamic_diag_info): Likewise.
16639 * config/mep/mep.c (mep_select_section): Likewise.
16641 2009-07-07 Duncan Sands <baldrick@free.fr>
16643 * final.c (pass_clean_state): Give the pass a name.
16644 * passes.c (pass_rest_of_compilation): Likewise.
16645 * tree-optimize.c (pass_all_optimizations): Likewise.
16647 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
16649 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
16650 an extra 'decl' for error_at.
16652 2009-07-07 Jakub Jelinek <jakub@redhat.com>
16654 PR middle-end/40669
16655 * tree-tailcall.c (adjust_return_value_with_ops,
16656 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
16657 if it has complex or vector type.
16659 2009-07-07 Olivier Hainque <hainque@adacore.com>
16661 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
16664 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
16666 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
16668 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16670 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
16671 * c-decl.c: Likewise.
16672 * function.c: Likewise.
16673 * varasm.c: Likewise.
16674 * tree-ssa.c: Likewise.
16675 * c-common.c: Likewise.
16676 * tree-cfg.c: Likewise.
16677 * config/spu/spu.c: Likewise.
16678 * config/ia64/ia64.c: Likewise.
16679 * config/v850/v850.c: Likewise.
16681 2009-07-06 DJ Delorie <dj@redhat.com>
16683 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
16684 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
16685 unspecified accesses to control registers.
16686 * config/mep/intrinsics.md: Regenerate.
16687 * config/mep/intrinsics.h: Regenerate.
16688 * config/mep/mep-intrin.h: Regenerate.
16690 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
16692 * c-lex.c: Replace %H by an explicit location. Update all calls.
16693 * c-common.c: Likewise.
16694 * c-decl.c: Likewise.
16695 * c-typeck.c: Likewise.
16696 * fold-const.c: Likewise.
16697 * gimplify.c: Likewise.
16698 * stmt.c: Likewise.
16699 * tree-cfg.c: Likewise.
16700 * tree-ssa-loop-niter.c: Likewise.
16701 * tree-vrp.c: Likewise.
16702 * value-prof.c: Likewise.
16704 2009-07-06 Diego Novillo <dnovillo@google.com>
16706 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
16707 if it has one. Handle cases where VAR does not have an
16708 annotation or cfun is NULL.
16710 2009-07-06 Diego Novillo <dnovillo@google.com>
16712 * tree.c: Include debug.h.
16713 (initialize_tree_contains_struct): New.
16714 (init_ttree): Call it.
16715 (tree_node_structure_for_code): Factor out of ...
16716 (tree_node_structure): ... here.
16717 * treestruct.def (TS_PHI_NODE): Remove.
16718 (TS_GIMPLE_STATEMENT): Remove.
16720 2009-07-06 Diego Novillo <dnovillo@google.com>
16722 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
16723 (debug_tree_chain): Handle cycles.
16725 2009-07-06 Nick Clifton <nickc@redhat.com>
16726 DJ Delorie <dj@redhat.com>
16728 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
16729 __FMOVD_ENABLED__ is defined.
16731 (TARGET_FMOVD): Provide a default definition.
16732 (MASK_FMOVD): Likewise.
16733 (TARGET_CPU_CPP_BUILTINS): Define
16734 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
16735 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
16736 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
16737 (split for DF load from memory into register): Also handle
16738 MEMs which consist of REG+DISP addressing.
16739 (split for DF store from register to memory): Likewise.
16740 (movsf_ie): Always use single fp_mode.
16741 * config/sh/sh.c (sh_override_options): Do not automatically
16742 enable TARGET_MOVD for the SH2A when supporting doubles - leave
16743 that to the -mfmovd command line switch.
16744 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
16745 (fldi_ok): Always allow.
16746 * config/sh/sh.opt (mfmovd): Remove this switch.
16747 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
16749 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
16750 Kaz Kojima <kkojima@gcc.gnu.org>
16752 PR rtl-optimization/30807
16753 * postreload.c (reload_combine): For every new use of REG_SUM,
16754 record the use of BASE.
16756 2009-07-06 Jan Hubicka <jh@suse.cz>
16758 * params.def: Revert my accidental commit at 2009-06-30.
16760 2009-07-04 Ian Lance Taylor <iant@google.com>
16763 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
16765 (mingw_format_attribute_overrides): Likewise.
16767 2009-07-04 Jakub Jelinek <jakub@redhat.com>
16770 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
16771 don't check cfa.reg. Instead of cfa.indirect use
16772 fde && fde->drap_reg != INVALID_REGNUM test.
16774 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
16776 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
16778 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
16781 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
16783 2009-07-03 Richard Guenther <rguenther@suse.de>
16785 PR tree-optimization/40640
16786 * tree-switch-conversion.c (build_arrays): Perform arithmetic
16789 2009-07-03 Jan Hubicka <jh@suse.cz>
16791 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
16792 for size, reduce amount of inlining.
16794 2009-07-03 Richard Guenther <rguenther@suse.de>
16796 PR middle-end/34163
16797 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
16798 if t +- x is known to not overflow and the conversion widens the
16800 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
16802 2009-07-03 Jan Hubicka <jh@suse.cz>
16804 * ipa-pure-const.c (analyze): Update loop optimizer init.
16805 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
16806 try_remove_empty_loop, remove_empty_loops): Remove.
16807 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
16808 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
16809 to mark regular loops as neccesary.
16810 (degenerate_phi_p): New function.
16811 (propagate_necessity, remove_dead_phis): Use it.
16812 (forward_edge_to_pdom): Likewise.
16813 (eliminate_unnecessary_stmts): Take care to remove uses of results of
16814 virtual PHI nodes that became unreachable.
16815 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
16816 * tree-flow.h (remove_empty_loops): Remove.
16817 * passes.c (init_optimization_passes): Remove.
16819 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
16821 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
16822 can_create_pseudo_p.
16823 (*fix_trunc<mode>_i387_1): Ditto.
16824 (*floathi<mode>2_1): Ditto.
16825 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
16826 (*fistdi2_1): Ditto.
16827 (*fist<mode>2_1): Ditto.
16828 (frndintxf2_floor): Ditto.
16829 (*fist<mode>2_floor_1): Ditto.
16830 (frndintxf2_ceil): Ditto.
16831 (*fist<mode>2_ceil_1): Ditto.
16832 (frndintxf2_trunc): Ditto.
16833 (frndintxf2_mask_pm): Ditto.
16834 (fxam<mode>2_i387_with_temp): Ditto.
16835 * config/i386/sse.md (mulv16qi3): Ditto.
16836 (*sse2_mulv4si3): Ditto.
16838 (sse4_2_pcmpestr): Ditto.
16839 (sse4_2_pcmpistr): Ditto.
16841 2009-07-03 Jan Hubicka <jh@suse.cz>
16843 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
16844 (mark_stmt_necessary): Set it.
16845 (mark_operand_necessary): Set it.
16846 (mark_control_dependent_edges_necessary): Set it.
16847 (mark_virtual_phi_result_for_renaming): New function.
16848 (get_live_post_dom): New function.
16849 (forward_edge_to_pdom): New function.
16850 (remove_dead_stmt): Fix handling of control dependences.
16851 (tree_dce_init): Init new bitmap.
16852 (tree_dce_done): Free it.
16854 2009-07-02 Richard Guenther <rguenther@suse.de>
16857 * tree-ssa-structalias.c (new_var_info): Initialize
16860 2009-07-02 Jan Hubicka <jh@suse.cz>
16862 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
16865 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
16867 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
16868 instead of recomputing it. Adjust calls.
16869 (emit_store_flag): Adjust recursive calls.
16871 2009-07-02 Richard Guenther <rguenther@suse.de>
16873 * tree-ssa-live.c (remove_unused_locals): Do not remove
16875 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
16876 of DECL_EXTERNAL for HEAP variables.
16877 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
16878 HEAP variables. Do not adjust RESTRICT vars.
16879 (find_what_var_points_to): Nobody cares if something
16880 points to READONLY.
16882 2009-07-02 Ben Elliston <bje@au.ibm.com>
16884 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
16885 pc_low and pc_high declarations to the top of the function.
16887 2009-07-01 DJ Delorie <dj@redhat.com>
16889 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
16890 registers as fixed.
16891 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
16892 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
16893 unspecified accesses to control registers.
16894 * config/mep/intrinsics.md: Regenerate.
16895 * config/mep/intrinsics.h: Regenerate.
16896 * config/mep/mep-intrin.h: Regenerate.
16898 2009-07-01 Anthony Green <green@moxielogic.com>
16900 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
16901 instruction when possible.
16902 (moxie_expand_prologue): Ditto. Also, save an instruction and
16903 some complexity by popping off of $r12 instead of $sp.
16904 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
16907 2009-07-01 Richard Henderson <rth@redhat.com>
16910 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
16911 contained no insns, reposition note before last insn.
16913 2009-07-01 Richard Henderson <rth@redhat.com>
16916 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
16917 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
16919 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16922 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
16923 darwin9 for printing reg addresses with %y.
16925 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16927 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
16928 truncation from operands in binary operations.
16930 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
16933 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
16934 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
16935 subreg of op0 to the original op0.
16937 * expmed.c (store_bit_field_1): Use a temporary as the destination
16938 instead of a paradoxical subreg when we need to truncate the result.
16940 2009-07-01 DJ Delorie <dj@redhat.com>
16942 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
16943 names to VLIW variants.
16944 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
16945 * config/mep/intrinsics.md: Regenerate.
16946 * config/mep/intrinsics.h: Regenerate.
16947 * config/mep/mep-intrin.h: Regenerate.
16949 2009-07-01 Jakub Jelinek <jakub@redhat.com>
16952 * jump.c (returnjump_p): Revert last patch.
16953 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
16955 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16958 * pa.md (casesi32p): Use jump table label to determine the offset
16960 (casesi64p): Likewise.
16962 * pa.c (forward_branch_p): Return bool type. Use instruction
16963 addresses when available. Assert that INSN has a jump label.
16964 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
16967 2009-07-01 Richard Guenther <rguenther@suse.de>
16969 PR tree-optimization/19831
16970 * tree-ssa-dce.c (propagate_necessity): Calls to functions
16971 that only act as barriers do not make any previous stores necessary.
16972 * tree-ssa-structalias.c (handle_lhs_call): Delay making
16973 HEAP variables global, do not add a constraint from nonlocal.
16974 (find_func_aliases): Handle escapes through return statements.
16975 (compute_points_to_sets): Make escaped HEAP variables global.
16977 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16980 * expmed.c (emit_store_flag): Perform a conversion if necessary,
16981 after reducing a DImode cstore to SImode.
16983 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
16985 * expr.c (expand_expr_real_1): Reinstate fallthrough to
16986 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
16988 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
16990 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
16991 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
16993 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
16994 and umod_optab if TARGET_BSD_DIVMOD.
16995 * config/vax/lib1funcs.asm: New file.
16996 * config/vax/t-linux: New file.
16997 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
16999 2009-06-30 Jakub Jelinek <jakub@redhat.com>
17002 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
17003 to type arguments that have void type.
17006 * dwarf2out.c (gen_formal_parameter_die): Call
17007 equate_decl_number_to_die if node is different from origin.
17009 2009-06-30 Anthony Green <green@moxielogic.com>
17011 Clean up moxie port for --enable-build-with-cxx.
17012 * config/moxie/moxie.c (moxie_function_value): First two
17013 parameters are const_tree, not tree.
17014 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
17015 (REG_CLASS_NAMES): Ditto.
17016 (REGNO_REG_CLASS): Ditto.
17017 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
17018 (moxie_function_value): Fix constyness of arguments.
17020 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
17022 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
17023 finalize_size_functions before further processing.
17024 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
17025 (variable_size): Call self_referential_size on size expressions
17026 that contain a PLACEHOLDER_EXPR.
17027 (size_functions): New static variable.
17028 (copy_self_referential_tree_r): New static function.
17029 (self_referential_size): Likewise.
17030 (finalize_size_functions): New global function.
17031 * tree.c: Include tree-inline.h.
17032 (push_without_duplicates): New static function.
17033 (find_placeholder_in_expr): New global function.
17034 (substitute_in_expr) <tcc_declaration>: Return the replacement object
17036 <tcc_expression>: Likewise.
17037 <tcc_vl_exp>: If the replacement object is a constant, try to inline
17038 the call in the expression.
17039 * tree.h (finalize_size_functions): Declare.
17040 (find_placeholder_in_expr): Likewise.
17041 (FIND_PLACEHOLDER_IN_EXPR): New macro.
17042 (substitute_placeholder_in_expr): Update comment.
17043 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
17045 (copy_tree_body_r): Likewise.
17046 (copy_tree_body): New static function.
17047 (maybe_inline_call_in_expr): New global function.
17048 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
17049 (maybe_inline_call_in_expr): Declare.
17050 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
17051 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
17054 2009-06-30 Richard Guenther <rguenther@suse.de>
17056 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
17058 (propagate_necessity): Do not mark reaching defs of stores
17061 2009-06-30 Jan Hubicka <jh@suse.cz>
17063 * cfgloopanal.c (check_irred): Move into ...
17064 (mark_irreducible_loops): ... here; return true if ireducible
17066 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
17067 (analyze_function): Try to prove loop finiteness.
17068 * cfgloop.h (mark_irreducible_loops): Update prototype.
17069 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
17071 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
17073 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
17075 2009-06-30 Ira Rosen <irar@il.ibm.com>
17077 PR tree-optimization/40542
17078 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
17081 2009-06-30 Martin Jambor <mjambor@suse.cz>
17083 PR tree-optimization/40582
17084 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
17085 than useless_type_conversion_p.
17086 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
17089 2009-06-30 Martin Jambor <mjambor@suse.cz>
17091 PR middle-end/40554
17092 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
17094 2009-06-30 Richard Guenther <rguenther@suse.de>
17096 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
17097 use ao_ref references.
17098 (walk_aliased_vdefs): Likewise.
17099 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
17100 * tree-ssa-dce.c (struct ref_data): Remove.
17101 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
17102 (mark_aliased_reaching_defs_necessary): Adjust.
17103 (mark_all_reaching_defs_necessary_1): Likewise.
17105 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
17108 * expmed.c (emit_cstore): New name of emit_store_flag_1.
17109 (emit_store_flag_1): Extract from emit_store_flag, adjust
17110 calls to (what now is) emit_cstore.
17111 (emit_store_flag): Call emit_store_flag_1 and also use it
17112 for what used to be recursive calls.
17114 2009-06-30 Wei Guozhi <carrot@google.com>
17117 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
17118 if the target bb post dominates from bb.
17119 * config/i386/i386.c (memory_address_length): Check existence of base
17120 register before using it.
17122 2009-06-30 Nick Clifton <nickc@redhat.com>
17123 DJ Delorie <dj@redhat.com>
17125 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
17126 __FMOVD_ENABLED__ is defined.
17128 (TARGET_FMOVD): Provide a default definition.
17129 (MASK_FMOVD): Likewise.
17130 (TARGET_CPU_CPP_BUILTINS): Define
17131 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
17132 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
17133 two fmov instructions depending upon whether TARGET_FMOVD is
17135 (split for DF load from memory into register): Also handle
17136 MEMs which consist of REG+DISP addressing.
17137 (split for DF store from register to memory): Likewise.
17138 * config/sh/sh.opt (mfmovd): Remove this switch.
17139 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
17140 * config/sh/sh.c (sh_override_options): Do not automatically
17141 enable TARGET_MOVD for the SH2A when supporting doubles - leave
17142 that to the -mfmovd command line switch.
17144 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
17146 (fldi_ok): Always allow.
17147 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
17149 2009-06-29 DJ Delorie <dj@redhat.com>
17151 * doc/install.texi (mep-x-elf): Correct chip's full name.
17153 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
17155 * doc/extend.texi: Fix typo.
17157 2009-06-29 Tom Tromey <tromey@redhat.com>
17159 * dwarf2.h: Remove.
17160 * Makefile.in (DWARF2_H): New variable.
17161 (except.o): Use it.
17162 (dwarf2out.o): Likewise.
17163 (dwarf2asm.o): Likewise.
17164 * config/i386/t-i386: Use DWARF2_H.
17165 * except.c: Include elf/dwarf2.h.
17166 * unwind-dw2.c: Include elf/dwarf2.h.
17167 * dwarf2out.c: Include elf/dwarf2.h.
17168 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
17169 <dtprel>: New field.
17170 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
17171 (size_of_loc_descr): Likewise.
17172 (output_loc_operands_raw): Likewise.
17173 (output_loc_operands): Handle new dtprel field.
17174 (loc_checksum): Update.
17175 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
17176 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
17177 * unwind-dw2-fde.c: Include elf/dwarf2.h.
17178 * dwarf2asm.c: Include elf/dwarf2.h.
17179 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
17180 * config/mmix/mmix.c: Include elf/dwarf2.h.
17181 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
17182 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
17183 * config/sh/sh.c: Include elf/dwarf2.h.
17184 * config/i386/i386.c: Include elf/dwarf2.h.
17186 2009-06-29 DJ Delorie <dj@redhat.com>
17188 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
17190 * doc/extend.texi: Add MeP attributes and pragmas.
17191 * doc/invoke.text: Add MeP Options.
17192 * doc/contrib.texi: Add MeP contribution.
17193 * doc/md.texi: Add MeP constraints.
17194 * doc/install.texi: Add MeP target.
17196 2009-06-30 Anatoly Sokolov <aesok@post.ru>
17198 * target.h (struct gcc_target): Add frame_pointer_required field.
17199 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
17200 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
17201 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
17203 * reload1.c (update_eliminables): (Ditto.).
17204 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
17205 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
17206 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
17208 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
17210 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
17211 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
17212 (arm_frame_pointer_required): New function.
17214 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
17215 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17216 (avr_frame_pointer_required_p): Declare as static.
17217 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
17219 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
17220 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
17221 (bfin_frame_pointer_required): Make as static, change return type
17223 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
17225 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
17226 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17227 (cris_frame_pointer_required): New function.
17229 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
17231 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
17232 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17233 (fr30_frame_pointer_required): New function.
17235 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
17236 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
17237 (frv_frame_pointer_required): Make as static, change return type
17239 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
17241 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
17242 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17243 (ix86_frame_pointer_required): Make as static, change return type to
17245 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
17247 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
17248 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17250 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
17252 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
17254 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
17256 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
17257 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17258 (mips_frame_pointer_required): Make as static.
17259 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
17261 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
17262 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17263 (mmix_frame_pointer_required): Mew function.
17265 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
17266 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17268 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
17270 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
17272 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
17274 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
17275 (CAN_ELIMINATE): Redefine.
17276 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
17277 (sparc_frame_pointer_required): New function.
17278 (sparc_can_eliminate): New function.
17279 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
17281 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
17282 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
17284 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
17285 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
17286 (xtensa_frame_pointer_required): Make as static, change return type
17288 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
17291 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
17293 * doc/plugins.texi: Document PLUGIN_START_UNIT.
17294 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
17295 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
17296 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
17297 (register_callback): Handle PLUGIN_START_UNIT.
17298 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
17300 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
17302 * tree.c (process_call_operands): Propagate TREE_READONLY from the
17304 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
17305 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
17307 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
17309 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
17312 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
17314 * doc/extend.texi (Additional Floating Types): __float128 is also
17315 supported on i386 targets.
17317 2009-06-29 Richard Guenther <rguenther@suse.de>
17319 PR middle-end/14187
17320 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
17322 (pt_solutions_same_restrict_base): Declare.
17323 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
17325 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
17326 (make_constraint_from, make_copy_constraint): Move earlier.
17327 (make_constraint_from_heapvar): New function.
17328 (make_constraint_from_restrict): Likewise.
17329 (handle_lhs_call): Use it.
17330 (find_func_aliases): Use it to track conversions to restrict
17331 qualified pointers.
17332 (struct fieldoff): Add only_restrict_pointers flag.
17333 (push_fields_onto_fieldstack): Initialize it.
17334 (create_variable_info_for): Track global restrict qualified pointers.
17335 (intra_create_variable_infos): Use make_constraint_from_heapvar.
17336 Track restrict qualified pointer arguments.
17337 (set_uids_in_ptset): Use varinfo is_global_var flag.
17338 (find_what_var_points_to): Set the vars_contains_restrict flag.
17339 Always create the points-to solution for sets including restrict tags.
17340 (pt_solutions_same_restrict_base): New function.
17341 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
17342 qualified pointers use pt_solutions_same_restrict_base as
17343 additional source for disambiguation.
17345 2009-06-29 Richard Guenther <rguenther@suse.de>
17347 PR middle-end/38212
17348 * alias.c (find_base_decl): Remove.
17349 (get_deref_alias_set_1): Remove restrict handling.
17350 * c-common.c (c_apply_type_quals_to_decl): Do not set
17351 DECL_POINTER_ALIAS_SET.
17352 * gimplify.c (find_single_pointer_decl_1): Remove.
17353 (find_single_pointer_decl): Likewise.
17354 (internal_get_tmp_var): Remove restrict handling.
17355 (gimple_regimplify_operands): Likewise.
17356 * omp-low.c (expand_omp_atomic_pipeline): Do not set
17357 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
17358 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
17359 * tree.c (restrict_base_for_decl): Remove.
17360 (init_ttree): Do not allocate it.
17361 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
17362 LABEL_DECL_UID for label decls.
17363 (copy_node_stat): Do not copy restrict information.
17364 (decl_restrict_base_lookup): Remove.
17365 (decl_restrict_base_insert): Likewise.
17366 (print_restrict_base_statistics): Likewise.
17367 (dump_tree_statistics): Do not call print_restrict_base_statistics.
17368 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
17369 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
17370 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
17371 (LABEL_DECL_UID): Adjust.
17372 (DECL_BASED_ON_RESTRICT_P): Remove.
17373 (DECL_GET_RESTRICT_BASE): Likewise.
17374 (SET_DECL_RESTRICT_BASE): Likewise.
17375 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
17377 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
17378 instead of DECL_POINTER_ALIAS_SET.
17379 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
17380 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
17381 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
17383 2009-06-29 Richard Guenther <rguenther@suse.de>
17385 PR tree-optimization/40579
17386 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
17387 the IL to simplify has constants that overflowed.
17389 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
17391 PR tree-optimization/40550
17392 * tree-vect-generic.c (expand_vector_operations_1): Compute in
17393 vector_compute_type only when the size of vector_compute_type is
17394 less than the size of type.
17396 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
17398 * fold-const.c (contains_label_1): Fix comments.
17399 (contains_label_p): Do not walk trees multiple time.
17401 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
17403 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
17404 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
17405 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
17406 ix86_fp_comparison_operator.
17407 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
17408 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
17409 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
17410 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
17411 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
17412 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
17413 (related splits): Change predicate to ix86_fp_comparison_operator.
17414 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
17415 instead of ix86_fp_comparison_codes.
17416 (ix86_trivial_fp_comparison_operator,
17417 ix86_fp_comparison_operator): New.
17418 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
17419 (ix86_expand_compare): Eliminate last two parameters.
17420 (ix86_fp_jump_nontrivial_p): Kill.
17421 * config/i386/i386.c (put_condition_code): Eliminate call to
17422 ix86_fp_comparison_codes and subsequent assertion.
17423 (ix86_fp_comparison_codes): Eliminate.
17424 (ix86_fp_swap_condition): New.
17425 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
17426 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
17427 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
17428 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
17429 and ix86_fp_swap_condition.
17430 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
17431 Use ix86_fp_comparison_strategy.
17432 (ix86_expand_compare): Likewise. Eliminate last two arguments.
17433 (ix86_fp_jump_nontrivial_p): Eliminate.
17434 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
17435 call to ix86_expand_compare.
17436 (ix86_split_fp_branch, ix86_expand_setcc,
17437 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
17438 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
17440 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
17442 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
17443 related to jump_clobbers.
17444 * config/arm/arm.md (conds): Remove jump_clob case.
17445 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
17446 splits): Change comparison_operator to arm_comparison_operator.
17447 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
17450 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
17452 * dojump.c (do_compare_rtx_and_jump): Try swapping the
17453 condition for floating point modes.
17454 * expmed.c (emit_store_flag_1): Move here a bigger part
17455 of emit_store_flag.
17456 (emit_store_flag): Try swapping the condition for floating point
17458 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
17460 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
17462 * expr.c (expand_expr_real_1): Just use do_store_flag.
17463 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
17464 emit_store_flag_force.
17465 * expmed.c (emit_store_flag_force): Copy here trick
17466 previously in expand_expr_real_1. Try reversing the comparison.
17467 (emit_store_flag_1): Work if target is NULL.
17468 (emit_store_flag): Work if target is NULL, using the result mode
17469 from the comparison. Use split_comparison, restructure final part
17470 to simplify conditionals.
17472 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
17474 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
17475 * dojump.c (do_jump): Change handling of floating-point
17476 ops to use just do_compare_and_jump.
17477 (split_comparison): New.
17478 (do_compare_rtx_and_jump): Add here logic coming previously
17479 in do_jump, using split_comparison.
17481 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
17484 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
17486 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17488 * tree-ssa-alias.c: Fix unintentional commit.
17490 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17492 * passes.c (execute_one_pass): Fix unintentional commit.
17494 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17496 * df-problems.c (df_set_seen, df_unset_seen): Delete.
17497 (df_rd_local_compute, df_md_local_compute): Inline them.
17499 (df_md_scratch): New.
17500 (df_md_alloc, df_md_free): Allocate/free it.
17501 (df_md_local_compute): Only include live registers in init.
17502 (df_md_transfer_function): Prune the in-set computed by
17503 the confluence function, and the gen-set too.
17505 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17507 PR rtl-optimization/26854
17508 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
17509 * df-problems.c (df_rd_add_problem): Fix comment.
17510 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
17511 df_md_simulate_artificial_defs_at_top,
17512 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
17513 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
17514 df_md_transfer_function, df_md_init, df_md_confluence_0,
17515 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
17516 problem_MD, df_md_add_problem): New.
17517 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
17518 df_md_get_bb_info): New.
17519 (DF_LAST_PROBLEM_PLUS1): Adjust.
17521 * Makefile.in (fwprop.o): Include domwalk.h.
17522 * fwprop.c: Include domwalk.h.
17523 (reg_defs, reg_defs_stack): New.
17524 (bitmap_only_bit_between): Remove.
17525 (process_defs): New.
17526 (process_uses): Use reg_defs and local_md instead of
17527 bitmap_only_bit_between and local_rd.
17528 (single_def_use_enter_block): New, from build_single_def_use_links.
17529 (single_def_use_leave_block): New.
17530 (build_single_def_use_links): Remove code moved to
17531 single_def_use_enter_block, invoke domwalk.
17532 (use_killed_between): Adjust comment.
17534 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17536 * bitmap.h (bitmap_ior_and_into): New.
17537 * bitmap.c (bitmap_ior_and_into): New.
17539 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
17541 * domwalk.h (struct dom_walk_data): Remove all callbacks except
17542 before_dom_children_before_stmts and after_dom_children_after_stmts.
17543 Rename the two remaining callbacks to just before_dom_children and
17544 after_dom_children. Remove other GIMPLE statement walking bits.
17545 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
17546 * graphite.c: Do not include domwalk.h.
17547 * tree-into-ssa.c (interesting_blocks): New global.
17548 (struct mark_def_sites_global_data): Remove it and names_to_rename.
17549 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
17550 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
17551 now that they're not domwalk callbacks.
17552 (rewrite_initialize_block): Rename to...
17553 (rewrite_enter_block): ... this, place after called functions. Test
17554 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
17555 (rewrite_finalize_block): Rename to...
17556 (rewrite_leave_block): ... this, place after called functions.
17557 (rewrite_update_init_block): Rename to...
17558 (rewrite_update_enter_block): ... this, place after called functions.
17559 Test interesting_blocks, call rewrite_update_stmt and
17560 rewrite_update_phi_arguments.
17561 (rewrite_update_fini_block): Rename to...
17562 (rewrite_leave_block): ... this, place after called functions.
17563 (rewrite_blocks): Remove last argument, simplify initialization of
17565 (mark_def_sites_initialize_block): Rename to...
17566 (mark_def_sites_block): ... this, call mark_def_sites.
17567 (mark_def_sites_blocks): Remove argument, simplify initialization of
17569 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
17570 (update_ssa): Likewise.
17571 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
17573 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
17574 (dom_opt_initialize_block): Rename to...
17575 (dom_opt_enter_block): ... this, place after called functions. Walk
17576 statements here, inline propagate_to_outgoing_edges.
17577 (dom_opt_finalize_block): Rename to...
17578 (dom_opt_leave_block): ... this, place after called functions.
17579 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
17581 (dse_enter_block, dse_record_phi): New.
17582 (dse_record_phis): Delete.
17583 (dse_finalize_block): Rename to...
17584 (dse_leave_block): ... this.
17585 (tree_ssa_dse): Simplify initialization of walk_data.
17586 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
17587 Adjust initialization of walk_data.
17588 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
17589 * tree-ssa-loop-phiopt.c (get_non_trapping):
17590 Adjust initialization of walk_data.
17591 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
17592 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
17593 it's not a domwalk callback.
17594 (uncprop_initialize_block): Rename to...
17595 (dse_enter_block): ... this, call uncprop_into_successor_phis.
17596 (dse_finalize_block): Rename to...
17597 (dse_leave_block): ... this.
17598 (tree_ssa_uncprop): Simplify initialization of walk_data.
17599 * Makefile.in: Adjust dependencies.
17601 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
17603 * arm.md (casesi): Fix test for Thumb1.
17604 (thumb1_casesi_internal_pic): Likewise.
17605 (thumb1_casesi_dispatch): Likewise.
17607 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
17609 * config/arm/arm-cores.def: Added core cortex-m0.
17610 * config/arm/arm-tune.md: Regenerated.
17611 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
17613 2009-06-26 DJ Delorie <dj@redhat.com>
17615 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
17617 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
17618 the scheduler doesn't tag jump insns.
17620 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
17622 * c-decl.c (merge_decls): Re-indent.
17624 2009-06-26 Janis Johnson <janis187@us.ibm.com>
17627 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
17628 Special-case decimal float constants.
17630 2009-06-26 Richard Henderson <rth@redhat.com>
17632 * function.h (struct function): Add cannot_be_copied_reason,
17633 and cannot_be_copied_set.
17634 * tree-inline.c (has_label_address_in_static_1): Rename from
17635 inline_forbidden_p_2; don't set inline_forbidden_reason here.
17636 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
17637 don't set inline_forbidden_reason.
17638 (copy_forbidden): New function, split out of inline_forbidden_p.
17639 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
17640 (inline_forbidden_p): Use copy_forbidden.
17641 (tree_versionable_function_p): Likewise.
17642 (inlinable_function_p): Merge into tree_inlinable_function_p.
17643 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
17644 * ipa-cp.c (ipcp_versionable_function_p): New function.
17645 (ipcp_cloning_candidate_p): Use it.
17646 (ipcp_node_modifiable_p): Likewise.
17648 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
17650 * builtins.c (expand_builtin_alloca): Handle builtin alloca
17651 that is marked not to be inlined. Remove flag_mudflap use.
17652 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
17653 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
17655 2009-06-26 Steve Ellcey <sje@cup.hp.com>
17658 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
17659 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
17661 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
17663 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
17665 (__mingwthr_remove_key_dtor): Likewise.
17667 2009-06-26 Richard Guenther <rguenther@suse.de>
17669 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
17671 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
17673 PR middle-end/40525
17674 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
17675 try the non-cond_exec path also.
17677 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17680 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
17681 (output_cbranch): Use new functions.
17682 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
17685 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
17686 Pat Haugen <pthaugen@us.ibm.com>
17687 Revital Eres <ERES@il.ibm.com>
17689 * config/rs6000/rs6000.c (print_operand): Correct lossage message
17690 for %c error. Add %x support to print VSX registers as a unified
17691 register set, instead of separate float and altivec registers.
17692 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
17693 %y case, and add support for VSX pre-modify addresses.
17694 (output_toc): Add assert for CONST containing an integer constant
17696 (rs6000_adjust_cost): Add POWER7 support.
17697 (insn_must_be_first_in_group): Ditto.
17698 (insn_must_be_last_in_group): Ditto.
17699 (rs6000_emit_popcount): Ditto.
17700 (rs6000_vector_mode_supported_p): Ditto.
17702 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
17703 Change some of the functions called by macros to being called
17704 through a pointer, so debug functions can be inserted if
17705 -mdebug=addr or -mdebug=cost.
17706 (rs6000_preferred_reload_class_ptr): Ditto.
17707 (rs6000_secondary_reload_class_ptr): Ditto.
17708 (rs6000_secondary_memory_needed_ptr): Ditto.
17709 (rs6000_cannot_change_mode_class_ptr): Ditto.
17710 (rs6000_secondary_reload_inner): Ditto.
17711 (rs6000_legitimize_reload_address): Ditto.
17712 (rs6000_legitimize_reload_address_ptr): Ditto.
17713 (rs6000_mode_dependent_address): Ditto.
17714 (rs6000_mode_dependent_address_ptr): Ditto.
17716 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
17717 function to return true if the mode allows reg + integer
17719 (virtual_stack_registers_memory_p): New function to return true if
17720 the address refers to a virtual stack register.
17721 (rs6000_legitimate_offset_address_p): Move code to say whether a
17722 mode supports reg+int addressing to reg_offset_addressing_ok_p and
17724 (rs6000_legitimate_address_p): Add checks for modes that only can
17725 do reg+reg addressing. Start adding VSX support.
17726 (rs6000_legitimize_reload_address): Ditto.
17727 (rs6000_legitimize_address): Ditto.
17728 (rs6000_debug_legitimate_address_p): New debug functions for
17729 -mdebug=addr and -mdebug=cost.
17730 (rs6000_debug_rtx_costs): Ditto.
17731 (rs6000_debug_address_costs): Ditto.
17732 (rs6000_debug_adjust_cost): Ditto.
17733 (rs6000_debug_legitimize_address): Ditto.
17734 (rs6000_legitimize_reload_address_ptr): Point to call normal
17735 function or debug function. Make functions called via pointer
17737 (rs6000_mode_dependent_address_ptr): Ditto.
17738 (rs6000_secondary_reload_class_ptr): Ditto.
17739 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
17740 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
17741 into a friendlier error.
17742 (rs6000_init_builtins): Add initial VSX support.
17743 (rs6000_adjust_cost): Fix some spacing issues.
17745 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
17746 (REG_CLASS_NAMES): Ditto.
17747 (REG_CLASS_CONTENTS): Ditto.
17748 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
17749 pointer, to add -mdebug=addr support.
17750 (CANNOT_CHANGE_MODE_CLASS): Ditto.
17751 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
17752 -mdebug=addr support.
17753 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
17754 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
17755 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
17757 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
17759 (bswapsi*): Set attribute types for load/store. Add combiner
17760 patterns to eliminate zero extend on 64-bit.
17761 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
17762 stdbrx if the hardware supports those instructions.
17764 2009-06-25 Ian Lance Taylor <iant@google.com>
17766 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
17767 (Link Options): Document -static-libstdc++.
17769 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17772 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
17773 DATA_ALIGNMENT instead.
17775 2009-06-25 Richard Guenther <rguenther@suse.de>
17777 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
17778 indirect references against the callused/escaped solutions.
17779 (call_may_clobber_ref_p_1): Likewise.
17781 2009-06-25 Martin Jambor <mjambor@suse.cz>
17783 PR tree-optimization/40493
17784 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
17785 (enum unscalarized_data_handling): New type.
17786 (handle_unscalarized_data_in_subtree): Return what has been done.
17787 (load_assign_lhs_subreplacements): Handle left flushes differently.
17788 (sra_modify_assign): Use unscalarized_data_handling, simplified
17789 condition determining whether to remove the statement.
17791 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
17793 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
17794 excerpt - @ should be doubled for texinfo.
17796 2009-06-24 Ian Lance Taylor <iant@google.com>
17798 * config/arc/arc.c: Include "df.h".
17799 (arc_attribute_table): Make static. Move higher in file.
17800 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
17801 (output_shift): Initialize n later to avoid warning.
17802 * config/arm/arm.c (arm_attribute_table): Make static. Move
17804 * config/avr/avr.c (avr_attribute_table): Make static. Move
17806 (reg_class_tab): Change array type from int to enum reg_class.
17807 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
17809 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
17810 (lshrhi3_out): Likewise.
17811 (class_likely_spilled_p): Change return type to bool.
17812 (avr_rtx_costs): Use local code variable with enum type.
17813 * config/avr/avr.md (movmemhi): Use add_reg_note.
17814 (andhi3, andsi3): Don't use AS2 with "and".
17815 (iorhi3, iorsi3): Don't use AS2 with "or".
17816 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
17817 * config/crx/crx.c: Include "df.h".
17818 (crx_attribute_table): Make static.
17819 * config/m32r/m32r.c: Include "df.h".
17820 (m32r_attribute_table): Make static. Move higher in file.
17821 (pop): Use add_reg_note.
17822 (block_move_call): Change 0 to LCT_NORMAL in function call.
17823 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
17824 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
17825 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
17826 declare, not just when TREE_CODE is defined.
17827 * config/m68hc11/m68hc11.c: Include "expr.h".
17828 (m68hc11_attribute_table): Make static. Move higher in file.
17829 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
17831 (m68hc11_register_indirect_p): Likewise.
17832 (m68hc11_function_arg_padding): Change return type to enum
17834 (emit_move_after_reload): Use add_reg_note.
17835 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
17836 (m68hc11_split_logical): Likewise.
17837 (m68hc11_rtx_costs): Add local code_and outer_code variables with
17839 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
17840 to VOIDmode in function call.
17841 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
17843 (m68hc11_split_logical): Update declaration.
17844 (m68hc11_function_arg_padding): Update declaration.
17845 * config/mcore/mcore.c (regno_reg_class): Change form array of int
17846 to array of enum reg_class.
17847 (mcore_attribute_table): Make static. Move higher in file.
17848 (mcore_rtx_costs): Add cast to enum type.
17849 * config/mcore/mcore.h (regno_reg_class): Update declaration.
17850 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
17851 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
17853 * config/sh/predicates.md (trapping_target_operand): Rename and to
17855 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
17857 * config/spu/spu.c (spu_attribute_table): Make static. Move
17859 * config/v850/v850.c (v850_attribute_table): Make static. Move
17861 (v850_rtx_costs): Use local code with enum type.
17862 (expand_epilogue): Add cast.
17863 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
17865 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
17868 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
17869 -m2a-single-only and -m2a-nofpu.
17870 * config/sh/sh.opt: Document m2a generates FPU code.
17872 2009-06-24 Anatoly Sokolov <aesok@post.ru>
17874 * defaults.h (CAN_ELIMINATE): Provide default.
17875 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
17876 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
17877 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
17878 * config/spu/spu.h (CAN_ELIMINATE): Delete.
17879 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
17880 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
17881 * config/cris/cris.h (CAN_ELIMINATE): Delete.
17882 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
17883 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
17884 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
17886 2009-06-24 DJ Delorie <dj@redhat.com>
17888 * mep-ext-cop.cpu: Fix copyright notice.
17889 * mep-default: Fix copyright notice.
17890 * mep-core: Fix copyright notice.
17891 * mep: Fix copyright notice.
17892 * mep-ivc2: Fix copyright notice.
17893 * mep-c5: Fix copyright notice.
17895 2009-06-24 Denis Chertykov <chertykov@gmail.com>
17897 * doc/contrib.texi (Contributors):
17899 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
17901 PR middle-end/40501
17902 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
17903 src and dst operands if necessary.
17905 2009-06-23 DJ Delorie <dj@redhat.com>
17908 * config.gcc: Add mep support.
17909 * recog.c: Resurrect validate_replace_rtx_subexp().
17910 * recog.h: Likewise.
17911 * config/mep/: Add new port:
17912 * config/mep/constraints.md: New file.
17913 * config/mep/default.h: New file.
17914 * config/mep/intrinsics.h: New file.
17915 * config/mep/intrinsics.md: New file.
17916 * config/mep/ivc2-template.h: New file.
17917 * config/mep/mep-c5.cpu: New file.
17918 * config/mep/mep-core.cpu: New file.
17919 * config/mep/mep-default.cpu: New file.
17920 * config/mep/mep-ext-cop.cpu: New file.
17921 * config/mep/mep-intrin.h: New file.
17922 * config/mep/mep-ivc2.cpu: New file.
17923 * config/mep/mep-lib1.asm: New file.
17924 * config/mep/mep-lib2.c: New file.
17925 * config/mep/mep-pragma.c: New file.
17926 * config/mep/mep-protos.h: New file.
17927 * config/mep/mep-tramp.c: New file.
17928 * config/mep/mep.c: New file.
17929 * config/mep/mep.cpu: New file.
17930 * config/mep/mep.h: New file.
17931 * config/mep/mep.md: New file.
17932 * config/mep/mep.opt: New file.
17933 * config/mep/predicates.md: New file.
17934 * config/mep/t-mep: New file.
17936 2009-06-23 Ian Lance Taylor <iant@google.com>
17938 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
17939 from loose_warn into c_loose_warn and from strict_warn into
17940 c_strict_warn. Set and substitute warn_cxxflags. Check for
17941 --enable-build-with-cxx. Set and substitute
17942 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
17943 * Makefile.in (CXXFLAGS): New variable.
17944 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
17945 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
17946 the default is the same as $(STRICT_WARN).
17947 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
17948 (CXX): New variable.
17949 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
17950 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
17951 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
17952 (HOST_LIBS): New variable.
17953 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
17954 (ALL_CXXFLAGS): New variable.
17955 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
17956 * doc/install.texi (Configuration): Document
17957 --enable-build-with-cxx, --with-stage1-ldflags,
17958 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
17959 * configure: Rebuild.
17961 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17963 * config/arm/arm.c (arm_override_options): Fix braces and formatting
17964 from previous commit.
17966 2009-06-23 Ian Lance Taylor <iant@google.com>
17968 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
17970 2009-06-23 Ian Lance Taylor <iant@google.com>
17972 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
17973 with ATTRIBUTE_UNUSED.
17975 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17976 Pat Haugen <pthaugen@us.ibm.com>
17977 Revital Eres <eres@il.ibm.com>
17979 * config.in (HAVE_AS_POPCNTD): Add default definition.
17980 (HAVE_AS_LWSYNC): Ditto.
17982 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
17984 (gcc_cv_as_powerpc_cmpb): Ditto.
17985 (gcc_cv_as_powerpc_dfp): Ditto.
17986 (gcc_cv_as_powerpc_vsx): Ditto.
17987 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
17988 supporting the popcntd/lwsync instructions.
17989 (gcc_cv_as_powerpc_lwsync): Ditto.
17990 * configure: Regenerate.
17992 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
17993 -mcpu=native and -mcpu=power7.
17994 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
17996 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
17997 a variable instead of a mask to reduce the number of mask bits.
17998 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
17999 (-mbit-word): Ditto.
18000 (-mregnames): Ditto.
18001 * config/rs6000/rs6000.opt (-mupdate): Ditto.
18002 (-mfused-madd): Ditto.
18004 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
18006 (-mvsx): New switch for VSX instructions.
18007 (-misel): Move from a variable to a mask to allow it to be set by
18010 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
18011 function declaration to an array declaration.
18012 (rs6000_hard_regno_nregs): New external array declaration.
18014 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
18015 files included by rs6000.md.
18017 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
18018 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
18020 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
18022 (rs6000_debug_reg): New -mdebug= variables.
18023 (rs6000_debug_addr): Ditto.
18024 (rs6000_debug_cost): Ditto.
18025 (rs6000_pmode): New variable to hold Pmode.
18026 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
18027 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
18028 calculated at compiler start.
18029 (rs6000_hard_regno_nregs): Change function to an array which holds
18030 HARD_REGNO_NREGS calculated at compiler start.
18031 (rs6000_explicit_options): Delete isel field.
18032 (rs6000_vector_unit): New array to hold which vector unit
18033 supports arithmetic options for a given type.
18034 (rs6000_vector_mem): New array to hold which vector unit supports
18035 memory reference operations for a given type.
18036 (rs6000_vector_align): New array to given the alignment of each
18038 (power7_cost): New basic costs for power7.
18039 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
18040 (rs6000_hard_regno_nregs_internal): New function, moved from
18041 HARD_REGNO_NREGS, to calculate the number of registers each hard
18042 register takes for each type.
18043 (rs6000_debug_reg_print): New function for -mdebug=reg support.
18044 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
18045 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
18046 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
18047 unit information here so it is calculated once at compiler startup
18049 (rs6000_override_options): Make -misel a target mask. Add more
18050 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
18051 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
18053 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
18054 (rs6000_handle_option): Move -misel from variable to target mask.
18055 (rs6000_builtin_mask_for_load): Add VSX support.
18056 (rs6000_conditional_register_usage): Ditto.
18057 (USE_ALTIVEC_FOR_ARG_P): Ditto.
18058 (function_arg_boundary): Ditto.
18059 (rs6000_expand_builtin): Ditto.
18060 (def_builtin): Make abort message a little friendlier.
18061 (rs6000_emit_int_cmove): Add support for 64-bit isel.
18063 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
18064 assembler support the popcntd instruction instead of a vsx
18065 instruction to enable power7 support.
18066 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
18067 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
18068 option to the assembler if -mcpu=native.
18069 (ASM_CPU_NATIVE_SPEC): Ditto.
18070 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
18072 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
18073 the lwsync instruction.
18074 (enum processor_type): Add PROCESSOR_POWER7.
18075 (rs6000_debug_reg): New -mdebug= options.
18076 (rs6000_debug_addr): Ditto.
18077 (rs6000_debug_cost): Ditto.
18078 (rs6000_isel): Delete.
18079 (enum rs6000_vector): New enum to say what vector unit we have.
18080 (VECTOR_UNIT_*): New macros to say which vector unit has
18081 arithmetic operations for a given type.
18082 (VECTOR_MEM_*): New macros to say which vector unit has memory
18083 operations for a given type.
18084 (TARGET_LDBRX): Whether the machine supports the ldbrx
18086 (TARGET_ISEL): Delete, -misel moved to be a mask.
18087 (TARGET_ISEL64): New macro for 64-bit isel support.
18088 (UNITS_PER_VSX_WORD): New macro.
18089 (POINTER_SIZE): Move to be an external variable, rather than
18090 calculating whether we are generating 32 ot 64-bit code.
18092 (STACK_BOUNDARY): Add VSX support.
18093 (LOCAL_ALIGNMENT): Ditto.
18094 (SLOW_UNALIGNED_ACCESS): Ditto.
18095 (VSX_REGNO_P): New macro for VSX support.
18096 (VFLOAT_REGNO_P): Ditto.
18097 (VINT_REGNO_P): Ditto.
18098 (VLOGICAL_REGNO_P): Ditto.
18099 (VSX_VECTOR_MODE): Ditto.
18100 (VSX_SCALAR_MODE): Ditto.
18102 (VSX_MOVE_MODE): Ditto.
18103 (VSX_REG_CLASS_P): Ditto.
18104 (HARD_REGNO_NREGS): Instead of calling a function, use an array
18106 (UNITS_PER_SIMD_WORD): Add VSX support.
18107 (MODES_TIEABLE_P): Ditto.
18108 (STARTING_FRAME_OFFSET): Ditto.
18109 (STACK_DYNAMIC_OFFSET): Ditto.
18110 (EPILOGUE_USES): Ditto.
18111 (REGNO_REG_CLASS): Move to array lookup.
18112 (CLASS_MAX_NREGS): Ditto.
18113 (rs6000_vector_reg_class): Add declaration.
18114 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
18115 overlap with the floating point and Altivec registers.
18117 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
18119 * config/rs6000/driver-rs6000.c (asm_names): New static array to
18120 give the appropriate asm switches if -mcpu=native.
18121 (host_detect_local_cpu): Add support for "asm".
18122 (host_detect_local_cpu): Follow GNU code guidelines for name.
18124 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
18125 -mbit-word to a variable instead of being a target mask.
18127 * config/rs6000/sync.md (lwsync): If the assembler supports it,
18128 emit the lwsync instruction instead of emitting the instruction as
18129 an integer constant.
18131 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
18132 fixuns_trundfsi2, move expander into rs6000.md.
18134 * config/rs6000/rs6000.md (cpu): Add power7.
18135 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
18136 (logical predicate patterns): Change the single instruction
18137 primitives that set CR0 to be fast_compare instead of compare.
18139 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
18140 (popcntddi2): Ditto.
18141 (popcount<mode>): Ditto.
18142 (floating multiply/add insns): Name the floating point
18143 multiply/add insns.
18144 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
18145 (isel_unsigned_<mode>): Ditto.
18146 (fixuns_trundfsi2): Move expander here from spe.md.
18147 (smindi3): Define if we have -misel on 64-bit systems.
18152 2009-06-23 Anatoly Sokolov <aesok@post.ru>
18154 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
18156 * config/avr/avr.c (avr_current_device): New variable.
18157 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
18158 (avr_arch, mcu_type_s): Move to avr.h.
18159 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
18160 default_data_section_start fields.
18161 (avr_arch): Moved from avr.c.
18162 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
18163 library_name fields.
18164 (avr_current_device, avr_mcu_types, avr_arch_types,
18165 avr_device_to_arch, avr_device_to_data_start,
18166 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
18167 (EXTRA_SPEC_FUNCTIONS): Define.
18168 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
18169 options mapping. Use device_to_arch and device_to_data_start insted.
18170 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
18171 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
18172 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
18173 * config/avr/driver-avr.c: New file.
18174 * config/avr/avr-devices.c: New file.
18176 2009-06-23 Jakub Jelinek <jakub@redhat.com>
18178 * var-tracking.c (unshare_variable): Force initialized to
18179 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
18180 (set_variable_part): Likewise.
18181 (struct variable_union_info): Remove pos_src field.
18182 (vui_vec, vui_allocated): New variables.
18183 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
18184 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
18185 == 1 use a simpler sorting algorithm. Compute pos field right
18186 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
18187 Avoid quadratic comparison if !flag_var_tracking_uninit.
18188 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
18189 unshare_variable unconditionally.
18190 (dataflow_set_different_2): Removed.
18191 (dataflow_set_different): Don't traverse second hash table.
18192 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
18193 unconditionally to var_reg_set or var_mem_set.
18194 (emit_notes_in_bb): Likewise.
18195 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
18197 (emit_note_insn_var_location): Don't set initialized to
18198 VAR_INIT_STATUS_INITIALIZED early.
18199 (vt_finalize): Free vui_vec if needed, clear vui_vec and
18201 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
18203 * tree-object-size.c (addr_object_size): Instead of checking
18204 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
18205 are no FIELD_DECLs following it.
18207 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
18209 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
18210 order to match bswaps with signed source operands.
18212 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18214 * sdbout.c (sdbout_one_type): Fix braces in switch.
18216 2009-06-23 Richard Guenther <rguenther@suse.de>
18218 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
18220 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
18221 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
18222 var_callused, callused_tree, var_storedanything, storedanything_tree,
18223 var_integer, integer_tree): Remove global variables.
18224 (new_var_info): Do not pass new id, append the new var to the
18225 global variable vector.
18226 (do_ds_constraint): Use is_global_var member of the variable-info.
18227 (new_scalar_tmp_constraint_exp): Adjust.
18228 (create_function_info_for): Likewise.
18229 (create_variable_info_for): Likewise.
18230 (find_what_var_points_to): Remove dead code.
18231 (init_base_vars): Simplify.
18232 (compute_points_to_sets): Adjust.
18234 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
18236 * combine.c (try_combine): Dump information about the insns we're
18239 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
18241 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
18242 check when calling force_to_mode on TRUNCATE's operand.
18244 2009-06-22 Ian Lance Taylor <iant@google.com>
18246 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
18248 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
18250 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
18252 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18254 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
18255 override library linkage flags such as -static-libgcc or
18258 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18260 * config/m68k/m68k-devices.def: Add line for MCF5221x.
18262 2009-06-22 Ian Lance Taylor <iant@google.com>
18264 * config/linux.opt: Put mglibc ahead of muclibc.
18266 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
18267 for duplicate decls.
18269 2009-06-22 Matthias Klose <doko@ubuntu.com>
18271 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
18273 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
18276 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
18277 instead of NULL if a parser error occurs.
18279 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18281 * dwarf2out.c (dwarf2_debug_hooks): Initialize
18282 non-DWARF2_DEBUGGING_INFO version.
18284 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
18286 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
18287 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
18289 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
18290 (LIBGCC2_TF_CEXT): Define.
18293 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18296 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
18298 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18300 * config/arm/arm.c (arm_override_options): Disable
18301 -mcaller-super-interworking and -mcallee-super-interworking.
18302 * doc/invoke.texi (ARM Options): Document this.
18304 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
18306 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
18307 * config/arm/constraints.md (j): New constraint for movw operands.
18308 (N): Remove thumb2 meaning.
18309 * config/arm/arm.md (*arm_movw): Delete.
18310 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
18311 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
18312 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
18314 2009-06-22 Martin Jambor <mjambor@suse.cz>
18316 PR tree-optimization/40492
18317 * tree-sra.c (sra_modify_assign): Pass zero offsets to
18318 build_ref_for_offset.
18320 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
18322 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
18323 JUMP_TABLE_DATA_P predicates where applicable.
18324 * auto-inc-dec.c: Ditto.
18325 * builtins.c: Ditto.
18326 * caller-save.c: Ditto.
18328 * cfgcleanup.c: Ditto.
18329 * cfglayout.c: Ditto.
18331 * combine.c: Ditto.
18332 * combine-stack-adj.c: Ditto.
18336 * df-scan.c: Ditto.
18338 * dwarf2asm.c: Ditto.
18339 * dwarf2out.c: Ditto.
18340 * emit-rtl.c: Ditto.
18346 * function.c: Ditto.
18349 * genpreds.c: Ditto.
18350 * genrecog.c: Ditto.
18352 * ira-costs.c: Ditto.
18353 * ira-lives.c: Ditto.
18355 * loop-iv.c: Ditto.
18356 * lower-subreg.c: Ditto.
18357 * modulo-sched.c: Ditto.
18359 * postreload.c: Ditto.
18360 * print-rtl.c: Ditto.
18362 * reginfo.c: Ditto.
18363 * regmove.c: Ditto.
18364 * reload1.c: Ditto.
18367 * rtlanal.c: Ditto.
18369 * sched-vis.c: Ditto.
18371 * sel-sched-ir.c: Ditto.
18372 * simplify-rtx.c: Ditto.
18373 * targhooks.c: Ditto.
18374 * var-tracking.c: Ditto.
18375 * vmsdbgout.c: Ditto.
18377 2009-06-22 Matthias Klose <doko@ubuntu.com>
18379 * Makefile.in (install-plugin): Always use DESTDIR.
18381 2009-06-22 Olivier Hainque <hainque@adacore.com>
18383 * config/pa/pa.c (output_call): Don't optimize post call jumps
18384 into return address adjustments if the call may throw.
18386 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
18388 * arm.c (thumb1_output_casesi): New function.
18389 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
18390 optimizing for size or PIC.
18391 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
18392 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
18393 (casesi): Handle Thumb-1 when optimizing for size or PIC.
18394 (thumb1_casesi_internal_pic): New expand rule.
18395 (thumb1_casesi_dispatch): New pattern.
18396 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
18398 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
18399 in the text seciton when PIC or optimizing for size.
18400 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
18401 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
18402 preservation properties of code.
18403 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
18404 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
18405 (__gnu_thumb1_case_si): New function.
18406 * t-arm (LIB1ASMSRC): Define here.
18407 (LIB1ASMFUNCS): Add some common functions.
18408 * t-arm-elf (LIB1ASMSRC): Delete.
18409 (LIB1ASMFUNCS): Append to existing set.
18410 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18411 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18412 * t-symbian (LIB1ASMFUNCS): Likewise.
18413 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18414 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
18416 2009-06-21 Richard Guenther <rguenther@suse.de>
18418 PR tree-optimization/38729
18419 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
18420 to loops with a single exit if -fno-expensive-optimizations.
18422 2009-06-21 Jakub Jelinek <jakub@redhat.com>
18424 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
18425 (dataflow_set): Change vars type from htab_t to shared_hash.
18426 (shared_hash_pool, empty_shared_hash): New variables.
18427 (vars_clear): Removed.
18428 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
18429 shared_hash_find_slot_unshare, shared_hash_find_slot,
18430 shared_hash_find_slot_noinsert, shared_hash_find): New
18432 (shared_hash_unshare, shared_hash_destroy): New functions.
18433 (unshare_variable): Unshare set->vars if shared, use
18435 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
18436 (get_init_value, find_src_set_src, dump_dataflow_set,
18437 clobber_variable_part, emit_notes_for_differences): Use
18439 (dataflow_set_init): Remove second argument, set vars to
18440 empty_shared_hash instead of creating a new htab.
18441 (dataflow_set_clear): Call shared_hash_destroy and set vars
18442 to empty_shared_hash instead of calling vars_clear.
18443 (dataflow_set_copy): Don't call vars_copy, instead just share
18444 the src htab with dst.
18445 (variable_union): Use shared_hash_*, use initially NO_INSERT
18446 lookup if set->vars is shared. Don't keep slot cleared before
18447 calling unshare_variable. Unshare set->vars if needed.
18448 Even ->refcount == 1 vars must be unshared if set->vars is shared
18449 and var needs to be modified.
18450 (variable_canonicalize): New function.
18451 (dataflow_set_union): If dst->vars is empty, just share src->vars
18452 with dst->vars and traverse with variable_canonicalize to canonicalize
18453 and unshare what is needed.
18454 (dataflow_set_different): If old_set and new_set use the same shared
18455 htab, they aren't different. If number of htab elements is different,
18456 htabs are different. Use shared_hash_*.
18457 (dataflow_set_destroy): Call shared_hash_destroy instead of
18459 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
18460 second argument to dataflow_set_init.
18461 (vt_initialize): Likewise. Initialize shared_hash_pool and
18462 empty_shared_hash, move bb in/out initialization afterwards.
18463 Use variable_htab_free instead of NULL as changed_variables del hook.
18464 (variable_was_changed): Change type of second argument to pointer to
18465 dataflow_set. When inserting var into changed_variables, bump
18466 refcount. Unshare set->vars if set is shared htab and slot needs to
18468 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
18469 lookup if set->vars is shared. Unshare set->vars if needed.
18470 Even ->refcount == 1 vars must be unshared if set->vars is shared
18471 and var needs to be modified. Adjust variable_was_changed caller.
18472 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
18473 vars must be unshared if set->vars is shared and var needs to be
18474 modified. Adjust variable_was_changed caller.
18475 (emit_note_insn_var_location): Don't pool_free var.
18476 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
18478 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
18479 free_alloc_pool on shared_hash_pool.
18481 2009-06-20 Anthony Green <green@moxielogic.com>
18483 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
18484 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
18486 2009-06-20 Richard Guenther <rguenther@suse.de>
18488 * tree-ssa-structalias.c (find_func_aliases): For memset use
18489 a constraint from NULL if we memset to zero.
18490 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
18491 we explicitly handle that do not read from memory.
18492 (call_may_clobber_ref_p_1): Properly handle builtins that may
18495 2009-06-20 Richard Guenther <rguenther@suse.de>
18497 PR tree-optimization/40495
18498 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
18499 (new_scalar_tmp_constraint_exp): New function.
18500 (process_constraint): Do not create temporary decls.
18501 (process_all_all_constraints): Likewise.
18502 (handle_const_call): Likewise.
18503 (create_function_info_for): Do not set decl.
18505 2009-06-19 Ian Lance Taylor <iant@google.com>
18507 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
18508 (rs6000_attribute_table): Make static; move before use.
18510 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
18512 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
18513 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
18514 Propagate the TREE_READONLY flag without overwriting it.
18515 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
18516 Propagate the TREE_READONLY flag onto the result.
18517 (process_call_operands): Move around. Use correct constant value.
18519 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18522 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
18523 * config/arm/arm.md: Likewise.
18525 2009-06-19 Ian Lance Taylor <iant@google.com>
18527 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
18528 to GIMPLE_ERROR_MARK.
18530 * c-typeck.c (build_conditional_expr): Add op1_original_type and
18531 op2_original_type parameters. Warn about using different enum types.
18532 * c-parser.c (c_parser_conditional_expression): Pass original
18533 types to build_conditional_expr.
18534 * c-tree.h (build_conditional_expr): Update declaration.
18536 2009-06-19 Ian Lance Taylor <iant@google.com>
18538 * config/i386/i386.c (ix86_function_specific_save): Test that
18539 fields match values, rather than testing the values are in a
18542 2009-06-19 Richard Guenther <rguenther@suse.de>
18544 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
18545 ADDR_EXPR pointers.
18546 (ptr_derefs_may_alias_p): Likewise.
18547 (ptr_deref_may_alias_ref_p_1): New function.
18548 (ptr_deref_may_alias_ref_p): Likewise.
18549 (ref_maybe_used_by_call_p_1): Handle builtins that are not
18550 covered by looking at the ESCAPED solution.
18551 (call_may_clobber_ref_p_1): Likewise.
18552 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
18553 Handle NULL_TREE offset. Do not produce redundant constraints.
18554 (process_all_all_constraints): New helper function.
18555 (do_structure_copy): Use it.
18556 (handle_lhs_call): Likewise.
18557 (find_func_aliases): Handle some builtins with pointer arguments
18558 and/or return values explicitly.
18560 2009-06-19 Ian Lance Taylor <iant@google.com>
18562 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
18564 2009-06-19 Ian Lance Taylor <iant@google.com>
18566 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
18568 2009-06-19 Ian Lance Taylor <iant@google.com>
18570 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
18571 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
18574 * c-decl.c (finish_decl): If -Wc++-compat, warn about
18575 uninitialized const.
18577 2009-06-19 Ian Lance Taylor <iant@google.com>
18579 * dse.c (struct store_info): Rename bitmap field to bmap. Change
18582 * c-decl.c (in_struct, struct_types): Remove.
18583 (struct c_binding): Add in_struct field.
18584 (c_binding_ptr): Define type, along with VEC.
18585 (struct c_struct_parse_info): Define.
18586 (struct_parse_info): New static variable.
18587 (bind): Initialize in_struct field.
18588 (start_struct): Remove enclosing_in_struct and
18589 enclosing_struct_types parameters. Add
18590 enclosing_struct_parse_info parameter. Change all callers. Set
18591 struct_parse_info rather than in_struct and struct_types.
18592 (grokfield): If -Wc++-compat and there is a symbol binding for the
18593 field name, set the in_struct flag and push it on the
18594 struct_parse_info->fields vector.
18595 (warn_cxx_compat_finish_struct): New static function.
18596 (finish_struct): Remove enclosing_in_struct and
18597 enclosing_struct_types parameters. Add
18598 enclosing_struct_parse_info parameter. Change all callers. Don't
18599 set C_TYPE_DEFINED_IN_STRUCT here. Call
18600 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
18601 parameter. Only push on struct_types if warn_cxx_compat.
18602 (finish_enum): Only push on struct_types if warn_cxx_compat.
18603 (declspecs_add_type): Add loc parameter. Change all callers.
18604 Change all error calls to error_at. Pass loc, not input_location,
18605 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
18606 defined in a struct. If -Wc++-compat and parsing a struct, record
18607 that a typedef name was used.
18608 * c-parser.c (c_parser_declspecs): Get location to pass to
18609 declspecs_add_type.
18610 (c_parser_struct_or_union_specifier): Update calls to start_struct
18612 * c-tree.h (struct c_struct_parse_info): Declare.
18613 (finish_struct, start_struct): Update declarations.
18614 (declspecs_add_type): Update declaration.
18616 2009-06-19 Ian Lance Taylor <iant@google.com>
18618 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
18619 variable with an anonymous type.
18621 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
18623 * see.c: Remove for real.
18625 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
18627 * optabs.h (enum optab_index): Add new OTI_significand.
18628 (significand_optab): Define corresponding macro.
18629 * optabs.c (init_optabs): Initialize significand_optab.
18630 * genopinit.c (optabs): Implement significand_optab using
18631 significand?f2 patterns.
18632 * builtins.c (expand_builtin_mathfn): Handle
18633 BUILT_IN_SIGNIFICAND{,F,L}.
18634 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
18635 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
18637 * config/i386/i386.md (significandxf2, significand<mode>2): New
18638 expanders to implement significandf, significand and significandl
18639 built-ins as inline x87 intrinsics.
18641 2009-06-18 Anatoly Sokolov <aesok@post.ru>
18643 * config/avr/avr.c (avr_override_options): Remove setting value of
18644 PARAM_INLINE_CALL_COST.
18646 2009-06-18 Richard Henderson <rth@redhat.com>
18649 * tree-pass.h (TDF_ASMNAME): New.
18650 * tree-dump.c (dump_options): Add asmname.
18651 * doc/invoke.texi: Document it.
18653 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
18654 (dump_decl_name): ...here.
18655 (dump_function_name): New flags arg; mind TDF_ASMNAME.
18656 (dump_generic_node): Update dump_function_name calls.
18657 (print_call_name): New flags arg; update all dump calls.
18658 * diagnostic.h (print_call_name): Update.
18659 * gimple-pretty-print.c (dump_gimple_call): Update.
18661 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
18664 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
18666 2009-06-18 Diego Novillo <dnovillo@google.com>
18668 * doc/plugins.texi: Document plugin_is_GPL_compatible.
18669 * plugin.c (str_license): Declare.
18670 (try_init_one_plugin): Assert that the symbol
18671 'plugin_is_GPL_compatible' exists.
18673 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
18676 * Makefile.in (OBJS-common): Remove see.o.
18678 * common.opt (fsee): Mark as preserved for backward compatibility.
18679 * opts.c (common_handle_option): Add OPT_fsee to the backward
18680 compatibility section.
18681 * passes.c (init_optimization_passes, pass_see): Remove pass.
18682 * timevar.def (TV_SEE): Remove.
18683 * tree-pass.h (pass_see): Remove declaration.
18684 * doc/invoke.texi (-fsee): Remove documentation.
18686 2009-06-18 Martin Jambor <mjambor@suse.cz>
18688 * tree-sra.c: Include statistics.h
18689 (sra_stats): New variable.
18690 (sra_initialize): Clear sra_stats.
18691 (create_access_replacement): Increment sra_stats.replacements.
18692 (get_access_replacement): Do not return twice.
18693 (analyze_all_variable_accesses): Increment statistics counter by the
18694 number of scalarized aggregates.
18695 (generate_subtree_copies): Increment sra_stats.subtree_copies.
18696 (sra_modify_expr): Increment sra_stats.exprs.
18697 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
18698 (sra_modify_assign): Increment sra_stats.exprs,
18699 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
18700 (perform_intra_sra): Update statistics counters.
18701 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
18703 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
18705 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
18706 (arm_scalar_mode_supported_p): New function.
18708 2009-06-18 Paul Brook <paul@codesourcery.com>
18709 Sandra Loosemore <sandra@codesourcery.com>
18711 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
18712 (__extendhfsf2, __truncsfhf2): Define.
18713 * config/arm/fp16.c: New file.
18714 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
18715 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
18717 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
18719 * doc/extend.texi (Half-Precision): New section.
18720 * doc/invoke.texi (Option Summary): List -mfp16-format.
18721 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
18722 * config/arm/arm.opt (mfp16-format=): New.
18723 * config/arm/arm.c: Include intl.h.
18724 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
18725 (TARGET_INVALID_RETURN_TYPE): Redefine.
18726 (TARGET_PROMOTED_TYPE): Redefine.
18727 (TARGET_CONVERT_TO_TYPE): Redefine.
18728 (arm_fp16_format): Define.
18729 (all_fpus): Add entry for neon-fp16.
18730 (fp_model_for_fpu): Likewise.
18731 (struct fp16_format): Declare.
18732 (all_fp16_formats): Define.
18733 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
18735 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
18737 (arm_legitimate_index_p): Treat HFmode like HImode.
18738 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
18739 (coproc_secondary_reload_class): Special-case HFmode.
18740 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
18741 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
18742 (arm_init_fp16_builtins): New.
18743 (arm_init_builtins): Call it.
18744 (arm_invalid_parameter_type): New.
18745 (arm_invalid_return_type): New.
18746 (arm_promoted_type): New.
18747 (arm_convert_to_type).
18748 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
18750 (arm_emit_fp16_const): New function.
18751 (arm_mangle_type): Mangle __fp16 as "Dh".
18752 * config/arm/arm.h (TARGET_VFPD32): Make it know about
18754 (TARGET_NEON_FP16): New.
18755 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
18756 (enum fputype): Add FPUTYPE_NEON_FP16.
18757 (enum arm_fp16_format_type): Declare.
18758 (arm_fp16_format): Declare.
18759 (LARGEST_EXPONENT_IS_NORMAL): Define.
18760 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
18761 * config/arm/arm-modes.def (HFmode): Define.
18762 * config/arm/vfp.md (*movhf_vfp): New.
18763 (extendhfsf2): New.
18765 * config/arm/arm.md (fpu): Add neon_fp16.
18766 (floatsihf2, floatdihf2): New.
18767 (fix_trunchfsi2, fix_trunchfdi2): New.
18769 (extendhfdf2): New.
18771 (*arm32_movhf): New.
18772 (*thumb1_movhf): New.
18773 (consttable_2): Add check for HFmode constants.
18774 (consttable_4): Handle HFmode constants.
18776 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
18778 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
18780 2009-06-17 Olivier Hainque <hainque@adacore.com>
18782 * collect2.c (main): Use CONST_CAST2 to perform char ** to
18783 const char ** conversion in AIX specific section.
18785 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
18787 * config/i386/i386.c (ix86_special_builtin_type): Remove
18788 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
18789 (bdesc_special_args): Updated.
18790 (ix86_init_mmx_sse_builtins): Likewise.
18791 (ix86_expand_special_args_builtin): Likewise.
18793 2009-06-17 Richard Henderson <rth@redhat.com>
18795 * tree-pretty-print.c (maybe_dump_asm_name): New.
18796 (dump_decl_name): Use it.
18797 (PRINT_FUNCTION_NAME): Merge into...
18798 (dump_function_name): ... here. Use maybe_dump_asm_name.
18800 2009-06-17 Cary Coutant <ccoutant@google.com>
18802 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
18804 * debug.c (struct gcc_debug_hooks): Change placeholder for
18806 (debug_nothing_int_charstar_int): Replaced by...
18807 (debug_nothing_int_charstar_int_bool): ...this.
18808 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
18809 source_line prototype.
18810 (debug_nothing_int_charstar_int): Replaced by...
18811 (debug_nothing_int_charstar_int_bool): ...this.
18812 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
18813 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
18814 Output is_stmt operand when necessary.
18815 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
18816 (notice_source_line): Add is_stmt parameter.
18817 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
18818 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
18820 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
18821 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
18823 2009-06-17 Ian Lance Taylor <iant@google.com>
18825 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
18827 (struct store_by_pieces_d): Rename from store_by_pieces. Change
18830 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
18832 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
18833 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
18834 tree_strip_sign_nop_conversions and
18835 tree_ssa_strip_useless_type_conversions rather than stripping
18836 the operations here.
18837 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
18839 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
18840 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
18841 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
18842 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
18845 2009-06-17 Michael Eager <eager@eagercon.com>
18847 * config/rs6000/constraints.md (register_constraint "d"): New.
18848 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
18849 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
18850 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
18851 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
18852 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
18853 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
18854 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
18855 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
18856 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
18857 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
18859 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
18860 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
18861 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
18862 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
18863 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
18864 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
18865 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
18866 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
18867 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
18868 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
18869 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
18870 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
18871 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
18872 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
18874 2009-06-16 Ian Lance Taylor <iant@google.com>
18876 * profile.c (total_num_never_executed): Don't define.
18877 (compute_branch_probabilities): Don't count or print
18878 num_never_executed.
18879 (init_branch_prob): Don't set total_num_never_executed.
18880 (end_branch_prob): Don't print total_num_never_executed.
18882 2009-06-17 David Daney <ddaney@caviumnetworks.com>
18884 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
18886 2009-06-17 David Edelsohn <edelsohn@gnu.org>
18888 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
18889 (nabstd2_fpr): Same.
18891 2009-06-17 Steve Ellcey <sje@cup.hp.com>
18893 * expr.c (expand_assignment): Change complex type check.
18895 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
18897 * doc/plugins.texi (Building GCC plugins): Added new section.
18899 2009-06-17 Ian Lance Taylor <iant@google.com>
18901 * c-pch.c (get_ident): Don't set size of templ array.
18902 (pch_init): Don't set size of partial_pch array.
18904 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
18905 string constant to intialize an array whose size is the length of
18908 2009-06-17 Richard Guenther <rguenther@suse.de>
18910 PR tree-optimization/40389
18911 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
18912 to addressable types.
18913 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
18915 2009-06-17 Richard Guenther <rguenther@suse.de>
18917 PR middle-end/40460
18918 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
18919 if there is no evolution of left in the loop bail out.
18920 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
18921 chrec_fold_multiply.
18923 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
18924 Janis Johnson <janis187@us.ibm.com>
18927 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
18928 for the symbol ref of a constant that is the source of a move
18929 - nor for any other not-obvious-label-ref constants.
18931 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
18933 * plugin.c (position_pass): Skip newly inserted pass during list
18934 traversal to avoid repeated insertion.
18936 2009-06-16 Ian Lance Taylor <iant@google.com>
18938 * vec.h (VEC_stack_alloc): Define different version if
18939 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
18940 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
18941 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
18942 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
18944 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
18946 * config.gcc (extra_headers): Add ia32intrin.h for x86.
18948 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
18949 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
18950 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
18951 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
18952 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
18953 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18954 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18955 (bdesc_special_args): Add __builtin_ia32_rdtsc and
18956 __builtin_ia32_rdtscp.
18957 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
18958 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
18959 and __builtin_ia32_rorhi.
18960 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
18961 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
18962 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
18963 (ix86_expand_args_builtin): Likewise.
18964 (ix86_expand_special_args_builtin): Likewise.
18966 * config/i386/i386.md (UNSPECV_RDTSCP): New.
18967 (UNSPECV_RDTSC): Likewise.
18968 (UNSPECV_RDPMC): Likewise.
18969 (*bsr): Renamed to ...
18971 (*bsr_rex64): Renamed to ...
18974 (*rdpmc): Likewise.
18975 (*rdpmc_rex64): Likewise.
18977 (*rdtsc): Likewise.
18978 (*rdtsc_rex64): Likewise.
18979 (rdtscp): Likewise.
18980 (*rdtscp): Likewise.
18981 (*rdtscp_rex64): Likewise.
18983 * config/i386/ia32intrin.h: New.
18985 * config/i386/x86intrin.h: Include <ia32intrin.h>.
18987 2009-06-16 Ian Lance Taylor <iant@google.com>
18989 * ira-build.c (copy_info_to_removed_store_destinations):
18990 Initialize parent_a.
18992 2009-06-16 Ian Lance Taylor <iant@google.com>
18994 * c-decl.c (grokdeclarator): Change size_varies to bool.
18996 2009-06-16 Ian Lance Taylor <iant@google.com>
18998 * sel-sched.c: Make forward declarations of move_op_hooks and
18999 fur_hooks explicitly extern.
19001 2009-06-16 Ian Lance Taylor <iant@google.com>
19003 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
19004 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
19006 2009-06-16 Ian Lance Taylor <iant@google.com>
19008 * resource.c (mark_referenced_resources): Change
19009 include_delayed_effects parameter to bool. Change all callers.
19010 (mark_end_of_function_resources): Likewise.
19011 * reorg.c (insn_references_resource_p): Likewise.
19012 (insn_sets_resource_p): Likewise.
19013 * resource.h (mark_referenced_resources): Update declaration.
19014 (mark_end_of_function_resources): Update declaration.
19016 2009-06-16 David Edelsohn <edelsohn@gnu.org>
19018 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
19020 2009-06-16 David Edelsohn <edelsohn@gnu.org>
19022 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
19023 GCC can bootstrap on AIX with GNU Binutils 2.20.
19025 2009-06-16 Ian Lance Taylor <iant@google.com>
19027 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
19029 2009-06-16 Ian Lance Taylor <iant@google.com>
19031 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
19032 inline, not extern inline.
19033 (exact_log2): Likewise.
19034 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
19036 (exact_log2): Likewise, but don't test CTZ_HWI.
19038 2009-06-16 Ian Lance Taylor <iant@google.com>
19040 * bitmap.c (bitmap_clear): Don't declare as inline.
19041 * gimple.c (gimplify_assign): Likewise.
19042 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
19043 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
19044 (sched_scan_info): Remove duplicate definition.
19046 2009-06-16 Ian Lance Taylor <iant@google.com>
19048 * c-common.c (skip_evaluation): Don't define.
19049 (c_inhibit_evaluation_warnings): Define global variable.
19050 (overflow_warning): Check c_inhibit_evaluation_warnings rather
19051 than skip_evaluation.
19052 (convert_and_check, warn_for_div_by_zero): Likewise.
19053 * c-common.h (skip_evaluation): Don't declare.
19054 (c_inhibit_evaluation_warnings): Declare.
19055 * c-parser.c (c_parser_typeof_specifier): Set
19056 c_inhibit_evaluation_warnings rather than skip_evaluation.
19057 (c_parser_conditional_expression): Likewise.
19058 (c_parser_binary_expression): Likewise.
19059 (c_parser_sizeof_expression): Likewise.
19060 (c_parser_alignof_expression): Likewise.
19061 * c-typeck.c (build_indirect_ref): Check
19062 c_inhibit_evaluation_warnings rather than skip_evaluation.
19063 (build_conditional_expr, build_binary_op): Likewise.
19065 2009-06-16 Richard Guenther <rguenther@suse.de>
19067 * tree-ssa-alias.c (is_escape_site): Remove.
19068 * tree-ssa-alias.h (enum escape_type): Remove.
19069 (is_escape_site): Likewise.
19070 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
19071 via casts and asms without deferring to is_escape_site.
19073 2009-06-16 Jakub Jelinek <jakub@redhat.com>
19075 PR middle-end/40446
19076 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
19077 use gen_lowpart if op0 has complex mode.
19079 2009-06-16 Richard Guenther <rguenther@suse.de>
19081 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
19082 variables add them to ESCAPED.
19083 (find_func_aliases): Do not make all indirectly stored values escaped.
19085 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
19087 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
19088 make_decl_one_only.
19090 2009-06-16 Martin Jambor <mjambor@suse.cz>
19092 PR tree-optimization/40432
19093 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
19094 check whether we need to force gimple register operand.
19096 2009-06-16 Martin Jambor <mjambor@suse.cz>
19098 PR tree-optimization/40413
19099 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
19100 build_ref_for_offset.
19101 (propagate_subacesses_accross_link): Fix a typo in a comment.
19103 2009-06-16 Ira Rosen <irar@il.ibm.com>
19105 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
19106 with additional parameter.
19107 * tree-vectorizer.h (enum vect_def_type): Add new value
19109 (enum vect_relevant): Add comments.
19110 (vect_is_simple_reduction): Add new argument.
19111 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
19112 Detect nested cycles.
19113 (vect_is_simple_reduction): Update documentation, add an argument to
19114 distinguish inner-loop reduction from nested cycle, detect nested
19115 cycles, fix printings and indentation, don't swap operands in case
19117 (get_initial_def_for_reduction): Handle subtraction.
19118 (vect_create_epilog_for_reduction): Add new argument to specify
19119 reduction variable.
19120 (vect_finalize_reduction): Handle subtraction, fix comments.
19121 (vectorizable_reduction): Handle nested cycles. In case of nested
19122 cycle keep track of the reduction variable position. Call
19123 vect_is_simple_reduction with additional parameter. Use original
19124 statement code in reduction epilogue for nested cycle. Call
19125 vect_create_epilog_for_reduction with additional parameter.
19126 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
19127 inner-loop vectorization.
19128 (vect_recog_widen_sum_pattern): Likewise.
19129 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
19131 (vect_mark_stmts_to_be_vectorized): Likewise.
19132 (vect_get_vec_def_for_operand): Handle nested cycles.
19134 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19136 * doc/invoke.texi (Debugging Options): Fix option index entries
19137 for -fdump-statistics, -frandom-seed add entries for
19138 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
19139 (FRV Options): Fix entries for -mTLS, -mtls.
19140 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
19141 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
19142 (M68hc1x Options): Fix @itemx for -mnominmax.
19143 (MCore Options): Fix entry for -mno-lsim.
19144 (MMIX Options): Fix entry for -mabi=mmixware.
19145 (PDP-11 Options): Fix entry for -mbcopy-builtin.
19147 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
19149 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
19150 Mention the plugin mode of gengtype.
19151 * doc/gty.texi (Source Files Containing Type Information): Likewise.
19152 * gengtype.c: Updated copyright.
19153 (plugin_files, nb_plugin_files) Added new static variables.
19154 (measure_input_list) Care about plugin_files.
19155 (write_rtx_next): Added early return in plugin mode.
19156 (create_file): Updated copyright year in generated file. Added
19158 (oprintf): Added early return if NULL outf.
19159 (get_output_file_with_visibility): Care of plugin_files.
19160 (get_output_file_name): May return null.
19161 (write_local): Added early return.
19162 (put_mangled_filename): Ditto.
19163 (finish_root_table): Added check for base_files.
19164 (write_roots): Care about null when plugins.
19165 (main): Added plugin mode.
19167 2009-06-15 Ian Lance Taylor <iant@google.com>
19169 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
19170 * gcov.c (read_count_file): Add braces around variables declared
19173 * c.opt (Wjump-misses-init): New warning.
19174 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
19175 -Wall and -Wc++-compat if not already set.
19176 (c_common_post_options): Clear warn_jump_misses_init if it was not
19178 * c-decl.c (struct c_binding): Change type field to a union with
19179 new label field. Make it the first field in the struct. Update
19180 references to type to use u.type instead.
19181 (struct c_spot_bindings): Define.
19182 (struct c_goto_bindings): Define.
19183 (c_goto_bindings_p): Define, along with VECs.
19184 (struct c_label_vars): Define.
19185 (struct c_scope): Add has_label_bindings field.
19186 (bind_label, set_spot_bindings): New static functions.
19187 (decl_jump_unsafe, update_spot_bindings): New static functions.
19188 (update_label_decls): New static function.
19189 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
19190 Update binding u.label field to shadowed field.
19191 (c_binding_start_stmt_expr): New function.
19192 (c_binding_end_stmt_expr): New function.
19193 (pushdecl): Don't call c_begin_vm_scope.
19194 (make_label): Add defining and p_label_vars parameters. Change
19196 (lookup_label): Correct test for whether a label has not yet been
19197 defined. Call bind_label rather than bind.
19198 (warn_about_goto): New static function.
19199 (lookup_label_for_goto): New function.
19200 (declare_label): Call bind_label rather than bind.
19201 (check_earlier_gotos): New static function.
19202 (define_label): Don't give errors about jumping into statement
19203 expressions or scopes of variably modified types. Call
19204 set_spot_bindings and check_earlier_gotos. Call bind_label
19205 instead of bind. Don't set label_context_stack_se or
19206 label_context_stack_vm.
19207 (c_get_switch_bindings): New function.
19208 (c_release_switch_bindings): New function.
19209 (c_check_switch_jump_warnings): New function.
19210 (start_function): Don't set label_context_stack_se or
19211 label_context_stack_vm.
19212 (finish_function): Likewise.
19213 * c-typeck.c (label_context_stack_se): Don't define.
19214 (label_context_stack_vm): Don't define.
19215 (c_finish_goto_label): Call lookup_label_for_goto rather than
19216 lookup_label. Don't give errors about jumping into a statement
19217 expression or the scope of a variably modified type. Don't set
19218 label_context_stack_se or label_context_stack_vm.
19219 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
19220 fields. Add bindings field.
19221 (c_start_case): Don't set deleted fields. Set bindings field.
19222 (do_case): Rework order of tests. Don't check blocked_stmt_expr
19223 or blocked_vm. Call c_check_switch_jump_warnings.
19224 (c_finish_case): Don't test blocked_stmt_expr field. Call
19225 c_release_switch_bindings.
19226 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
19227 c_switch_stack. Don't walk label_context_stack_se labels. Don't
19228 set label_context_stack_se. Call c_bindings_start_stmt_expr.
19229 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
19230 c_switch_stack. Don't walk label_context_stack_se labels. Don't
19231 set label_context_stack_se. Call c_bindings_end_stmt_expr.
19232 (c_begin_vm_scope, c_end_vm_scope): Don't define.
19233 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
19234 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
19235 (C_DECL_UNJUMPABLE_VM): Don't define.
19236 (C_DECL_UNDEFINABLE_VM): Don't define.
19237 (struct c_label_list): Don't define.
19238 (struct c_label_context_se): Don't define.
19239 (struct c_label_context_vm): Don't define.
19240 (struct c_spot_bindings): Declare.
19241 (c_bindings_start_stmt_expr): Declare.
19242 (c_bindings_end_stmt_expr): Declare.
19243 (lookup_label_for_goto): Declare.
19244 (c_get_switch_bindings, c_release_switch_bindings): Declare.
19245 (c_check_switch_jump_warnings): Declare.
19246 (label_context_stack_se, label_context_stack_vm): Don't declare.
19247 (c_finish_goto_label): Update declaration.
19248 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
19249 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
19250 (Warning Options): Document -Wjump-misses-init.
19252 2009-06-15 Jakub Jelinek <jakub@redhat.com>
19254 * tree-object-size.c (addr_object_size): Fix a pasto in the last
19257 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
19259 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
19261 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
19263 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
19265 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
19267 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
19269 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
19271 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
19272 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
19273 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
19274 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
19275 * dwarf2asm.c (dw2_force_const_mem): Update call to
19276 make_decl_one_only.
19277 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
19278 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
19279 * langhooks.c (lhd_comdat_group): Remove.
19280 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
19281 * tree.h (DECL_COMDAT_GROUP): New.
19282 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
19283 (tree_decl_with_vis): Add comdat_group. Remove one_only.
19284 (make_decl_one_only): Change signature.
19285 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
19286 make_decl_one_only.
19287 (make_decl_one_only): Change signature.
19288 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
19290 2009-06-15 Richard Guenther <rguenther@suse.de>
19292 PR middle-end/40439
19293 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
19295 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19297 * tree-ssa-math-opts.c: Remove extra divide.
19299 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19301 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
19303 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
19305 * passes.c: Add bswap pass.
19306 * tree-pass.h: Add pass_optimize_bswap declaration.
19307 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
19308 Include rtl.h, expr.h and optabs.h for optab_handler check.
19309 (struct symbolic_number, pass_optimize_bswap): New definition.
19310 (do_shift_rotate, verify_symbolic_number_p): New functions.
19311 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
19312 (gate_optimize_bswap): New function.
19313 * tree.c (widest_int_cst_value): New function.
19314 * tree.h (widest_int_cst_value): Prototype added.
19316 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
19318 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
19319 REG_EQUAL/REG_EQUIV notes.
19321 2009-06-14 Richard Guenther <rguenther@suse.de>
19323 PR middle-end/40389
19324 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
19325 has its address taken if NRV was applied and it is addressable.
19326 * tree-ssa-structalias.c (get_constraint_for_address_of): New
19327 function split out from ...
19328 (get_constraint_for_1): ... here.
19329 (handle_rhs_call): Use it to mark the return slot escaped if
19330 it is addressable and NRV was applied.
19332 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
19334 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
19335 Change first argument type to location_t.
19336 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
19337 Do not set input_location.
19338 Use loc instead of input_location throughout.
19340 2009-06-13 Richard Guenther <rguenther@suse.de>
19342 PR tree-optimization/40421
19343 * tree-predcom.c (should_unroll_loop_p): Remove.
19344 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
19346 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
19348 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19349 Add location argument.
19351 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
19353 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
19355 * config/s390/s390.c (s390_build_builtin_va_list): Same.
19356 (s390_gimplify_va_arg): Pass location to create_artificial_label.
19357 * config/spu/spu-protos.h: Add location to
19358 spu_resolve_overloaded_builtin.
19359 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
19360 spu_build_builtin_va_list.
19361 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
19362 argument. Pass location to build_function_call_vec.
19363 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
19365 (emit_fpu_switch): Same.
19366 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
19367 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
19368 to build_decl and create_artificial_label.
19369 (xtensa_gimplify_va_arg_expr): Same.
19370 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
19371 (xstormy16_gimplify_va_arg_expr): Same.
19372 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
19373 * config/arm/arm.c (arm_build_builtin_va_list): Same.
19374 * config/mips/mips.c (mips_build_builtin_va_list): Same.
19375 (mips16_build_function_stub): Same.
19376 (mips16_build_call_stub): Same.
19378 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
19381 * arm/constraints.md (Pa, Pb): New constraints.
19382 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
19383 split pattern to deal with them.
19385 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
19387 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
19388 fix index entry for -Xpreprocessor.
19390 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
19392 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
19393 Add location argument to build_decl call.
19394 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
19395 (rs6000_init_builtins): Same.
19396 (spe_init_builtins): Same.
19397 (rs6000_gimplify_va_arg): Add location argument to
19398 create_artificial_label call.
19400 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
19402 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
19403 * combine-stack-adj.c (pass_stack_adjustments): Use it.
19404 * Makefile.in: Fix GGC dependency for gcse.o.
19406 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
19408 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
19409 * gimple-pretty-print.c (dump_gimple_stmt): Same.
19410 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
19412 * c-parser.c (c_parser_binary_expression): Use current column while
19413 building binary operations.
19414 * common.opt (fshow-column): Enable by default.
19415 * tree-vrp.c (check_array_ref): Use warning_at.
19416 (check_array_bounds): Use location from call back if expr has no
19418 * tree.h: Add location argument to maybe_fold_*.
19419 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
19420 (maybe_fold_offset_to_array_ref): Add location argument and use it.
19421 (maybe_fold_offset_to_component_ref): Same.
19422 (maybe_fold_offset_to_reference): Same.
19423 (maybe_fold_offset_to_address): Same.
19424 (maybe_fold_stmt_indirect): Same.
19425 (maybe_fold_stmt_addition): Same.
19426 (fold_stmt_r): Pass location to maybe_fold_*.
19427 (fold_gimple_assign): Same.
19428 * c-tree.h: Add location argument to finish_decl,
19429 default_function_array_conversion, store_init_value.
19430 * c-decl.c (define_label): Use error_at.
19431 (c_make_fname_decl): Pass location to finish_decl.
19432 (finish_decl): New location argument.
19433 (build_compound_literal): Pass location to store_init_value.
19434 (grokdeclarator): Pass location to finish_decl.
19436 * c-typeck.c (array_to_pointer_conversion): New location argument.
19437 (function_to_pointer_conversion): Same.
19438 (default_function_array_conversion): Same.
19439 (parser_build_unary_op): Pass location to overflow_warning.
19440 (parser_build_binary_op): Same. Use warning_at.
19441 (build_unary_op): Pass location to array_to_pointer_conversion.
19442 (build_c_cast): Pass location to digest_init.
19443 (build_modify_expr): New location argument.
19444 (convert_for_assignment): Same.
19445 (store_init_value): Same.
19446 (digest_init): Same.
19447 (output_init_element): Pass location to digest_init and
19448 array_to_pointer_conversion.
19449 (c_finish_return): Pass location to convert_for_assignment.
19450 * gimplify.c (gimplify_conversion): Pass location to
19451 maybe_fold_offset_to_address.
19452 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
19453 to maybe_fold_stmt_addition.
19454 * c-omp.c (c_finish_omp_atomic): Pass new location to
19456 (c_finish_omp_for): Same.
19457 * c-common.c (overflow_warning): New argument.
19458 * c-common.h: New argument to build_modify_expr, overflow_warning.
19459 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
19461 (c_parser_initializer): Pass location to
19462 default_function_array_conversion.
19463 (c_parser_initelt): Same.
19464 (c_parser_initval): Same.
19465 (c_parser_asm_operands): Same.
19466 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
19467 (c_parser_conditional_expression): Same.
19468 (c_parser_binary_expression): Add location info to stack. Use it.
19469 (c_parser_unary_expression): Pass location to
19470 default_function_array_conversion, parser_build_unary_op,
19471 build_indirect_ref, c_parser_postfix_expression_after_primary.
19472 (c_parser_postfix_expression_after_primary): New location argument.
19474 (c_parser_expression_conv): Pass location to
19475 default_function_array_conversion.
19476 (c_parser_expr_list): Same.
19477 (c_parser_omp_atomic): Same.
19478 (c_parser_omp_for_loop): Same.
19479 * c-tree.h (struct c_declarator): Add comment to id_loc.
19480 (build_array_declarator): New argument.
19481 * c-decl.c (build_array_declarator): Add location argument.
19482 (grokdeclarator): Set id_loc for cdk_array.
19483 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
19484 build_array_declarator.
19485 * tree.c (build_omp_clause): Add location argument.
19486 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
19487 (OMP_CLAUSE_LOCATION): New macro.
19488 (struct tree_omp_clause): Add location field.
19489 (build_omp_clause): Add argument.
19490 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
19492 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
19493 (cp_parser_omp_clause_collapse): Same.
19494 (cp_parser_omp_clause_default): Same.
19495 (cp_parser_omp_clause_if): Same.
19496 (cp_parser_omp_clause_nowait): Same.
19497 (cp_parser_omp_clause_num_threads): Same.
19498 (cp_parser_omp_clause_ordered): Same.
19499 (cp_parser_omp_clause_schedule): Same.
19500 (cp_parser_omp_clause_untied): Same.
19501 (cp_parser_omp_for_loop): Same.
19502 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
19503 * c-tree.h (c_start_case): Add location argument.
19504 (c_process_expr_stmt): Same.
19505 (c_finish_goto_*): Same.
19506 * tree-parloops.c (initialize_reductions): Pass location to
19508 (create_parallel_loop): Same.
19509 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
19510 (gfc_trans_omp_reduction_list): Same.
19511 (gfc_trans_omp_clauses): Same.
19512 (gfc_trans_omp_do): Same.
19513 * c-typeck.c (c_finish_goto_label): Same.
19514 (c_finish_goto_ptr): New location argument.
19515 (c_start_case): Same.
19516 (emit_side_effect_warnings): Same.
19517 (c_process_expr_stmt): Same.
19518 (c_finish_stmt_expr): Same.
19519 (c_finish_omp_clauses): Use error_at instead of error.
19520 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
19522 * c-omp.c (c_split_parallel_clauses): New location argument.
19523 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
19524 to build_omp_clause.
19525 (convert_local_reference_stmt): Same.
19526 (convert_gimple_call): Same.
19527 * c-common.h (c_split_parallel_clauses): New argument.
19528 * c-parser.c (c_parser_statement_after_labels): Pass location to
19529 c_finish_goto_label.
19530 (c_parser_switch_statement): Pass location to c_start_case.
19531 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
19532 and c_process_expr_stmt.
19533 (c_parser_omp_variable_list): Add location argument.
19534 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
19535 (c_parser_omp_clause_default): Same.
19536 (c_parser_omp_clause_if): Same.
19537 (c_parser_omp_clause_num_threads): Same.
19538 (-c_parser_omp_clause_ordered): Same.
19539 (c_parser_omp_clause_reduction): Pass location to
19540 c_parser_omp_variable_list.
19541 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
19542 (c_parser_omp_clause_untied): Same.
19543 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
19544 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
19546 * c-tree.h (check_for_loop_decls, undeclared_variable,
19547 build_component_ref, build_array_ref, build_external_ref,
19548 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
19549 build_conditional_expr, build_compound_expr, c_cast_expr,
19550 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
19551 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
19553 * c-semantics.c (build_stmt): Same.
19554 (build_case_label): Same.
19555 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
19556 (undeclared_variable): New argument.
19557 (make_label): Same.
19558 (lookup_label): Pass location on down.
19559 (define_label): Same.
19560 (finish_decl): Same.
19561 (build_compound_literal): Same.
19562 (finish_struct): Same.
19563 (finish_function): Do not set location here.
19564 (check_for_loop_decls): New argument.
19565 * tree.c (save_expr): Set location.
19566 (build_empty_stmt): New argument.
19567 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
19568 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
19569 * builtins.c (gimplify_va_arg_expr): Use locations.
19570 (expand_builtin_sync_operation): Same.
19571 * c-typeck.c (build_component_ref): New argument.
19572 (build_array_ref): Same.
19573 (build_external_ref): Same.
19574 (c_expr_sizeof_expr): Same.
19575 (c_expr_sizeof_type): Same.
19576 (parser_build_unary_op): Same.
19577 (build_conditional_expr): Same.
19578 (build_compound_expr): Pass location on down.
19579 (build_compound_expr): New argument.
19580 (build_c_cast): Same.
19581 (c_cast_expr): Same.
19582 (build_asm_expr): Same.
19583 (c_finish_return): Same.
19584 (c_process_expr_stmt): Pass location on down.
19585 (c_finish_stmt_expr): New argument.
19586 (push_clenaup): Same.
19587 (c_finish_omp_parallel): Same.
19588 (c_finish_omp_task): Same.
19589 * gimplify.c (gimplify_call_expr): Pass location on down.
19590 * c-omp.c (c_finish_omp_master): New argument.
19591 (c_finish_omp_critical): Same.
19592 (c_finish_omp_ordered): Same.
19593 (c_finish_omp_barrier): Same.
19594 (-c_finish_omp_taskwait): Same.
19595 (c_finish_omp_atomic): Same.
19596 (c_finish_omp_flush): Same.
19597 * tree-inline.c (copy_tree_body_r): Pass location on down.
19598 (inline_forbidden_p): Remove use of input_location.
19599 * c-gimplify.c (c_build_bind_expr): New argument.
19600 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
19601 (c_sizeof_or_alignof_type): New argument.
19602 (c_alignof_expr): Same.
19603 (build_va_arg): Same.
19604 (c_add_case_label): Same.
19605 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
19606 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
19607 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
19608 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
19609 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
19610 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
19612 * stub-objc.c (objc_build_selector_expr): Same.
19613 (objc_build_throw_stmt): Same.
19614 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
19615 (c_parser_initelt): Same.
19616 (c_parser_compound_statement): Same.
19617 (c_parser_compound_statement_nostart): Same.
19618 (c_parser_label): Same.
19619 (c_parser_statement_after_labels): Same.
19620 (c_parser_if_body): Same.
19621 (c_parser_else_body): Same.
19622 (c_parser_if_statement): Same.
19623 (c_parser_switch_statement): Same.
19624 (c_parser_while_statement): Same.
19625 (c_parser_do_statement): Same.
19626 (c_parser_for_statement): Same.
19627 (c_parser_asm_statement): Same.
19628 (c_parser_conditional_expression): Same.
19629 (c_parser_binary_expression): Same.
19630 (c_parser_cast_expression): Same.
19631 (c_parser_unary_expression): Same.
19632 (c_parser_sizeof_expression): Same.
19633 (c_parser_alignof_expression): Same.
19634 (c_parser_postfix_expression): Same.
19635 (c_parser_expression): Same.
19636 (c_parser_objc_receiver): Same.
19637 (c_parser_omp_variable_list): Same.
19638 (c_parser_omp_structured_block): Same.
19639 (c_parser_omp_atomic): New argument.
19640 (c_parser_omp_barrier): Same.
19641 (c_parser_omp_critical): Same.
19642 (c_parser_omp_flush): Pass location on down.
19643 (c_parser_omp_for_loop): New argument.
19644 (c_parser_omp_for): Same.
19645 (c_parser_omp_master): Same.
19646 (c_parser_omp_ordered): Same.
19647 (c_parser_omp_sections_scope): Same.
19648 (c_parser_omp_sections): Same.
19649 (c_parser_omp_parallel): Same.
19650 (c_parser_omp_single): Same.
19651 (c_parser_omp_task): Same.
19652 (c_parser_omp_taskwait): Pass location on down.
19653 (c_parser_omp_construct): Same.
19654 (c_parser_omp_threadprivate): Same.
19655 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
19656 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
19657 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
19658 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
19659 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
19660 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
19661 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
19662 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
19663 config/i386/i386.c, stmt.c:
19664 Add location argument to the following function definitions and/or
19665 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
19666 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
19667 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
19668 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
19669 do_case, c_finish_bc_stmt, build_compound_literal,
19670 build_function_call.
19671 * c-decl.c (build_compound_literal): Add location argument.
19672 Make all diagnostic calls use location.
19673 (start_struct): Same.
19674 (finish_struct): Same.
19675 (start_enum): Same.
19676 (build_enumerator): Same.
19677 (start_function): Same.
19678 (grokdeclarator): Make all diagnostic calls use location.
19679 (store_parm_decls_oldstyle): Same.
19680 * c-typeck.c (build_function_call): Add location argument.
19681 Make all diagnostic calls use location.
19683 (c_finish_bc_stmt): Same.
19684 * tree-nested.c (get_trampoline_type): Add argument.
19685 Pass location to build_decl.
19686 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
19687 * rtl.h (RTL_LOCATION): New.
19688 * c-common.c (c_add_case_label): Add location argument.
19689 Make all diagnostic calls use location.
19690 * c-common.h: Add location argument to make_fname_decl, do_case,
19691 c_add_case_label, build_function_call, resolve_overloaded_builtin.
19692 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
19693 Set it appropriately for every case. Pass enum_loc to start_enum
19694 call. Pass value_loc first to build_enumerator. Pass enum_loc to
19696 (c_parser_struct_or_union_specifier): Save location. Use it for
19697 start_struct, finish_struct, and parser_xref_tag.
19699 2009-06-12 Ian Lance Taylor <iant@google.com>
19701 * fold-const.c (fold_unary): Rename local variable and to and_expr.
19703 * c-opts.c (c_common_handle_option): For -Wc++-compat set
19704 cpp_opts->warn_cxx_operator_names.
19706 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
19709 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
19710 is returns NULL and OP is a VCE, look through the VCE.
19712 2009-06-12 Ian Lance Taylor <iant@google.com>
19715 * collect2.c (main): Use CONST_CAST2 in code inside #if
19716 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
19718 2009-06-12 Joey Ye <joey.ye@intel.com>
19720 PR middle-end/39146
19721 * cfgexpand.c (get_decl_align_unit): Update
19722 max_used_stack_slot_alignment with align instead of
19723 stack_alignment_needed.
19725 * function.c (assign_stack_local_1): Update
19726 max_used_stack_slot_alignment with alignment_in_bits instead
19727 of stack_alignment_needed.
19728 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
19731 2009-06-12 Jakub Jelinek <jakub@redhat.com>
19733 * dwarf2out.c (last_var_location_insn): New variable.
19734 (dwarf2out_end_epilogue): Clear last_var_location_insn.
19735 (dwarf2out_var_location): Don't record anything after last real
19736 insn. Only change labels if there were any real instructions
19737 in between last note and this one, or if changed sections.
19739 2009-06-11 Richard Henderson <rth@redhat.com>
19741 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
19742 note when storing the frame pointer in a register.
19743 (FRP): Don't redefine to nothing for epilogue.
19744 (alpha_expand_epilogue): Mark register and sp restores.
19745 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
19747 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
19748 when gen_lowpart is needed.
19750 2009-06-11 Richard Henderson <rth@redhat.com>
19752 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
19754 * dwarf2out.c (need_data_align_sf_opcode): New.
19755 (div_data_align): Move earlier.
19756 (def_cfa_1, reg_save): Use it.
19758 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
19760 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
19761 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
19762 (ix86_handle_option): Handle OPT_mcrc32.
19763 (ix86_target_string): Add -mcrc32.
19764 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
19766 * config/i386/i386.h (TARGET_CRC32): New.
19768 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
19769 (sse4_2_crc32di): Likewise.
19771 * config/i386/i386.opt (mcrc32): New.
19773 * doc/invoke.texi: Document -mcrc32.
19775 2009-06-11 Richard Henderson <rth@redhat.com>
19777 * common.opt (gdwarf-): Accept a version number.
19778 * doc/invoke.texi (gdwarf-): Update docs.
19779 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
19780 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
19781 version level, and record it.
19783 * dwarf2.h (DW_CIE_VERSION): Remove.
19784 * dwarf2out.c (DWARF_VERSION): Remove.
19785 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
19786 (output_call_frame_info): Use CIE version 3 for dwarf3,
19787 or if the return register column is out of range for version 1.
19788 (dwarf_stack_op_name): Add all dwarf3 values.
19789 (DEBUG_PUBTYPES_SECTION): New.
19790 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
19791 encoding change for dwarf3.
19792 (output_die) [dw_val_class_die_ref]: Likewise.
19793 (output_compilation_unit_header): Emit correct version for dwarf3.
19794 (output_line_info): Likewise.
19795 (output_pubnames): Update for DWARF_VERSION removal.
19796 (output_aranges): Likewise.
19797 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
19798 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
19799 (dwarf2out_finish): Likewise.
19801 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19803 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
19806 2009-06-11 David Daney <ddaney@caviumnetworks.com>
19809 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
19810 * builtins.c (expand_builtin_unreachable): New function.
19811 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
19812 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
19813 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
19815 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
19816 searching for missing barriers.
19818 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19820 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
19821 when -fprofile-generate* was passed.
19822 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19824 2009-06-11 Anthony Green <green@moxielogic.com>
19826 * config/moxie/moxie.md: Define length attribute for all instructions.
19828 (*b<cond:code>): Support limited branch ranges for new PC-relative
19829 branch instructions.
19830 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
19832 2009-06-11 Jakub Jelinek <jakub@redhat.com>
19834 * config/i386/i386.c (min_insn_size): Use get_attr_length
19835 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
19836 For __asm return 0.
19838 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
19839 instead of emit_insn_before.
19841 2009-06-10 Ian Lance Taylor <iant@google.com>
19844 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
19847 2009-06-10 Revital Eres <eres@il.ibm.com>
19849 * passes.c (init_optimization_passes): Reschedule
19850 predictive-commoning pass before complete unroll pass.
19852 2009-06-10 Martin Jambor <mjambor@suse.cz>
19854 * cgraph.c (cgraph_node_can_be_local_p): New function.
19855 (cgraph_make_node_local): New function.
19856 * cgraph.h (cgraph_node_can_be_local_p): Declare.
19857 (cgraph_make_node_local): Declare.
19859 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
19861 * tree.h (tree_base): Add packed_flag and user_align fields.
19862 Decrease size of spare field.
19863 (TYPE_USER_ALIGN): Use user_align from tree_base.
19864 (DECL_USER_ALIGN): Likewise.
19865 (TYPE_PACKED): Use packed_flag from tree_base.
19866 (DECL_PACKED): Likewise.
19867 (tree_type): Delete packed_flag and user_align fields. Widen
19868 precision field. Widen mode field and shuffle fields to align
19869 mode on an 8-bit boundary.
19870 (tree_decl_common): Delete decl_flag_1 and user_align fields.
19871 Renumber decl_flag_* fields. Fix comments. Widen
19872 decl_common_unused field.
19873 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
19874 (DECL_EXTERNAL): Likewise.
19875 (DECL_BIT_FIELD): Likewise.
19876 (DECL_NONADDRESSABLE_P): Likewise.
19877 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
19878 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
19880 2009-06-10 Ian Lance Taylor <iant@google.com>
19882 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
19883 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
19884 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
19885 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
19886 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
19887 DEF_VEC_ALLOC_FUNC_P.
19888 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
19889 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
19890 DEF_VEC_ALLOC_FUNC_O.
19891 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
19892 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
19893 DEF_VEC_ALLOC_FUNC_I.
19894 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
19895 (vec_stack_p_reserve_exact_1): Declare.
19896 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
19897 (vec_stack_free): Declare.
19898 (VEC_stack_alloc): Define.
19899 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
19900 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
19901 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
19902 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
19904 (stack_vecs): New static variable.
19905 (vec_stack_p_reserve_exact_1): New function.
19906 (vec_stack_o_reserve_1): New static function.
19907 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
19908 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
19909 (vec_stack_free): New function.
19910 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
19911 (VEC_df_ref_stack_alloc): Define.
19912 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
19913 DEF_VEC_ALLOC_P_STACK.
19914 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
19915 (struct df_collection_rec): Change _vec fields to VEC. Remove
19917 (df_free_collection_rec): Adjust for new fields.
19918 (df_insn_rescan): Use new df_collection_rec fields.
19919 (df_notes_rescan, df_canonize_collection_rec): Likewise.
19920 (df_ref_create_structure, df_ref_record): Likewise.
19921 (df_get_conditional_uses, df_get_call_refs): Likewise.
19922 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
19923 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
19924 (df_record_exit_block_uses, df_bb_verify): Likewise.
19925 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
19926 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
19927 Remove count parameter. Change return type to void. Change all
19929 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
19930 Remove count parameter. Change return type to void. Change all
19932 (df_install_refs): Change old_vec parameter to VEC. Remove count
19933 parameter. Change all callers.
19934 (df_install_mws): Change old_vec parameter to VEC. Remove count
19935 parameter. Change all callers.
19936 (df_refs_verify): Change new_rec parameter to VEC. Change call
19938 (df_mws_verify): Likewise.
19940 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
19942 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
19944 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
19946 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
19948 2009-06-10 Anthony Green <green@moxielogic.com>
19950 * config/moxie/crti.asm: New file.
19951 * config/moxie/crtn.asm: New file.
19952 * config/moxie/moxie.c: New file.
19953 * config/moxie/moxie.h: New file.
19954 * config/moxie/sfp-machine.h: New file.
19955 * config/moxie/moxie-protos.h: New file.
19956 * config/moxie/t-moxie: Created.
19957 * config/moxie/t-moxie-softfp: Created.
19958 * config/moxie/moxie.md: Created.
19959 * config/moxie/constraints.md: Created.
19960 * config.gcc: Add moxie support.
19961 * doc/md.texi (Machine Constraints): Add moxie constraints.
19962 * doc/contrib.texi (Contributors): Mention moxie port.
19963 * doc/install.texi (Specific): Mention the moxie port.
19965 2009-06-09 Ian Lance Taylor <iant@google.com>
19967 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
19968 compiling with C++.
19969 * optabs.c (optab_table): Only use designated initializers if
19970 HAVE_DESIGNATED_INITIALIZERS is defined.
19971 (convert_optab_table): Likewise.
19972 (init_optabs): Always call init_insn_codes if
19973 HAVE_DESIGNATED_INITIALIZERS is not defined.
19975 2009-06-09 Ian Lance Taylor <iant@google.com>
19977 * targhooks.c (default_builtin_vectorized_function): Change fn
19978 parameter to unsigned int.
19979 (default_builtin_vectorized_conversion): Change code parameter to
19981 (default_builtin_reciprocal): Change fn parameter to unsigned int.
19982 * targhooks.h: Update declarations.
19983 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
19984 parameter to unsigned int.
19986 * c-typeck.c (comptypes_check_enum_int): New static function.
19987 (comptypes_internal): Add enum_and_int_p parameter. Change all
19989 (comp_target_types): Add location parameter. Change all callers.
19990 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
19991 Change all callers.
19992 (function_types_compatible_p, type_lists_compatible_p): Likewise.
19993 (build_conditional_expr): Add colon_loc parameter. Change all
19995 (convert_for_assignment): Add location parameter. Change all callers.
19996 * c-parser.c (c_parser_conditional_expression): Pass location of
19997 colon to build_conditional_expr.
19998 * c-tree.h (build_conditional_expr): Update declaration.
20000 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
20002 * graphite.c: Revert previous patch.
20004 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
20007 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
20009 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
20011 * tree-ssa-loop-prefetch.c
20012 (loop_prefetch_arrays): Fixed a portability problem in printf format
20015 2009-06-09 Martin Jambor <mjambor@suse.cz>
20017 PR tree-optimization/40351
20018 * tree-sra.c (propagate_subacesses_accross_link): Check that a
20019 refrence to a potential artifical subaccess can be constructed.
20021 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
20023 * config/sh/sh-protos.h (sh_optimization_options): Declare.
20024 (sh_override_options): Likewise.
20025 * config/sh/sh.c: Include params.h.
20026 (sh_optimization_options): New.
20027 (sh_override_options): Likewise.
20028 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
20029 (OVERRIDE_OPTIONS): Use sh_override_options.
20031 2009-06-08 Jakub Jelinek <jakub@redhat.com>
20033 * dwarf2out.c (emit_cfa_remember): New variable.
20034 (add_fde_cfi): If emit_cfa_remember, recurse to add
20035 DW_CFA_remember_state first.
20036 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
20037 instead just set emit_cfa_remember.
20039 2009-06-08 Jan Hubicka <jh@suse.cz>
20042 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
20044 2009-06-08 Jan Hubicka <jh@suse.cz>
20046 PR middle-end/39834
20047 * cgraphunit.c (save_inline_function_body): Do not copy transform
20048 hooks for saved inline bodies.
20049 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
20050 for given function.
20052 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
20054 * jump.c (returnjump_p): Handle delayed branches. Add missing
20057 2009-06-08 Jan Hubicka <jh@suse.cz>
20059 PR middle-end/40102
20060 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
20061 original node might've been modified.
20062 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
20064 2009-06-08 Jakub Jelinek <jakub@redhat.com>
20066 * tree-object-size.c (addr_object_size): Add OSI argument.
20067 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
20068 (compute_builtin_object_size, expr_object_size): Adjust callers.
20069 (plus_stmt_object_size): Call addr_object_size instead of
20070 compute_builtin_object_size.
20072 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
20073 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20075 * tree-ssa-loop-prefetch.c
20076 (gather_memory_references): Introduced a counter for the number of
20078 (anything_to_prefetch_p): Introduced a counter for the number of
20080 (is_loop_prefetching_profitable): New function with a cost model
20082 (loop_prefetch_arrays): Use the new cost model to determine if
20083 prefetching is profitable.
20084 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
20085 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
20086 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
20087 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
20088 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
20089 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
20091 2009-06-08 Michael Matz <matz@suse.de>
20094 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
20095 partitions use the same.
20096 (expand_one_var): Deal with DECL_RTL sometimes begin set also
20097 for basevars of SSA_NAMEs.
20098 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
20099 to not expand them twice.
20100 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
20103 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
20105 * common.opt (fcompare-debug=, fcompare-debug-second): New.
20106 (fdump-final-insns=, gtoggle): New.
20107 * doc/invoke.texi: Document them.
20108 * final.c (rest_of_clean_state): Dump final insn stream.
20109 * gcc.c (invoke_as): Hook in -fcompare-debug.
20110 (static_spec_functions): Add compare-debug-dump-opt,
20111 compare-debug-self-opt and compare-debug-auxbase-opt.
20112 (compare_debug, compare_debug_second, compare_debug_opt): New.
20113 (switches_debug_check, n_switches_debug_check): New.
20114 (debug_auxbase_opt, debug_check_temp_file): New.
20115 (process_command): Handle -fno-compare-debug, -fcompare-debug and
20117 (do_self_spec): Handle arguments after switches.
20118 (do_spec_1): Add .gk extension to temp file basenames for compare.
20119 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
20120 (cc1_options): Use it instead of normal auxbase computation for
20121 the second compare-debug compilation.
20122 (compare_files): New.
20123 (main): Set up and implement compare debug mode.
20124 (compare_debug_dump_opt_spec_function): New.
20125 (compare_debug_self_opt_spec_function): New.
20126 (compare_debug_auxbase_opt_spec_function): New.
20127 * toplev.c (process_options): Handle flag_gtoggle,
20128 flag_dump_final_insns.
20129 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
20130 during -fcompare-debug-second compilation.
20132 2009-06-07 Ian Lance Taylor <iant@google.com>
20134 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
20135 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
20137 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
20138 with no default node. Change warning with %H to warning_at.
20139 Don't clear warn_switch around case checking.
20140 * doc/invoke.texi (Warning Options): Clarify distinction between
20141 -Wswitch and -Wswitch-enum.
20143 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
20145 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
20147 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
20149 * gbl-ctors.h: Add header guard.
20151 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
20153 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
20154 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
20155 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
20156 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
20157 prototypes for removed functions.
20158 (expressions_equal_p): Move to ...
20159 * tree-ssa-sccvn.h: ... here and ...
20160 * matrix-reorg.c: ... adjust includes.
20162 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
20164 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
20166 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
20168 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
20169 (finish_function): Remove erroneous whitespace.
20171 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
20173 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
20174 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
20176 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
20178 * errors.c (internal_error): Commentary typo fix.
20179 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
20180 * tree-ssa-pre.c: Ditto.
20182 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
20184 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
20185 them is supposed to hold actual statements.
20187 2009-06-06 Ian Lance Taylor <iant@google.com>
20189 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
20190 empty statements can now have attributes.
20192 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
20194 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
20195 * config/mips/mips.md: Ditto.
20197 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
20199 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
20201 (__eabi_uconvert): Likewise.
20203 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
20205 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
20206 CFI_* definitions with IN_GCC.
20208 2009-06-05 David Edelsohn <edelsohn@gnu.org>
20210 * xcoffout.h (xcoffout_source_line): Update prototype.
20212 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20214 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
20215 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
20217 2009-06-05 Jakub Jelinek <jakub@redhat.com>
20219 PR middle-end/40340
20220 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
20221 inlined_function_outer_scope_p blocks for artificial inlines
20223 * tree.c (tree_nonartificial_location): Rewrite using
20224 block_nonartificial_location.
20226 2009-06-05 Revital Eres <eres@il.ibm.com>
20227 Leehod Baruch <leehod@il.ibm.com>
20229 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
20230 (expand_expr_real_1): Remove comment.
20231 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
20232 Vectorize misaligned access when the target supports it.
20233 (vect_supportable_dr_alignment): Check for unaligned access support.
20234 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
20237 2009-06-05 Julian Brown <julian@codesourcery.com>
20239 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
20240 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
20242 2009-06-05 Richard Guenther <rguenther@suse.de>
20245 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
20246 as possibly unused.
20248 2009-06-05 Jakub Jelinek <jakub@redhat.com>
20250 * config/s390/s390.c (global_not_special_regno_p): New static inline.
20251 (save_gprs): Don't tell unwinder when a global register is saved.
20252 (s390_emit_epilogue): Emit needed epilogue unwind info.
20254 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
20256 * dwarf2out.c (deferred_asm_name): New.
20257 (add_name_and_src_coords_attributes): Defer creation of
20258 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
20260 (move_linkage_attr): New.
20261 (dwarf2out_finish): Revisit deferrals and emit attributes at the
20264 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
20266 * tree-nested.c (finalize_nesting_tree_1): Declare the
20267 frame_decl in the binding tree.
20269 2009-06-04 Cary Coutant <ccoutant@google.com>
20271 * basic-block.h (struct basic_block_def): Add discriminator field.
20272 * dbxout.c (dbxout_source_line): Add new parameter. Change all
20274 * debug.c (do_nothing_debug_hooks): Add additional entry.
20275 (debug_nothing_int_charstar_int): New function.
20276 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
20277 (debug_nothing_int_charstar_int): New declaration.
20278 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
20279 discriminator value in .loc directive.
20280 * final.c (last_discriminator): New variable.
20281 (discriminator): New variable.
20282 (final_start_function): Initialize above variables, pass current
20283 discriminator to debug hook.
20284 (notice_source_line): Check for discriminator change.
20285 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
20286 * sdbout.c (sdbout_source_line): New parameter.
20287 * tree-cfg.c (struct locus_discrim_map): New structure type.
20288 (discriminator_per_locus): New hash table.
20289 (build_gimple_cfg): Allocate and free discriminator hash table.
20290 (make_edges): Call assign_discriminator.
20291 (locus_map_hash): New function.
20292 (locus_map_eq): New function.
20293 (next_discriminator_for_locus): New function.
20294 (same_line_p): New function.
20295 (assign_discriminator): New function.
20296 (make_cond_expr_edges): Call assign_discriminator.
20297 (make_gimple_switch_edges): Likewise.
20298 (first_non_label_stmt): New function.
20299 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
20301 * xcoffout.c (xcoffout_source_line): Add new parameter.
20303 * configure.ac (gcc_cv_as_discriminator): New configury check for
20304 gas support for discriminator.
20305 * configure: Regenerate.
20306 * config.in: Regenerate.
20308 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
20310 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
20311 val after checking for integers.
20313 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
20315 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
20317 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
20318 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
20319 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
20320 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
20321 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
20322 X64_SSE_REGPARM_MAX.
20323 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
20324 X64_SSE_REGPARM_MAX.
20326 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
20328 * gcc.c (report_times_to_file): New.
20329 (execute): Implement it.
20330 (process_command): Support -time=.
20331 * doc/invoke.texi: Document it.
20333 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
20335 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
20336 that have value exprs.
20338 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
20340 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
20341 declarations for constants until...
20342 (dw2_output_indirect_constant_1): ... this point.
20344 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
20347 * arm.md (arm_addsi3): Don't try to split an add with an
20348 eliminable register until after reload has completed.
20350 2009-06-03 Ian Lance Taylor <iant@google.com>
20352 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
20353 * genattrtab.c (write_length_unit_log): Likewise.
20354 * genchecksum.c (dosum): Likewise.
20355 * gengtype.c (write_rtx_next): Likewise.
20356 (finish_root_table, write_roots): Likewise.
20357 * gimple.c (gimple_ops_offset_): Likewise.
20358 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
20359 * config/arc/arc.c (arc_attribute_table): Likewise.
20360 * config/arm/arm.c (arm_attribute_table): Likewise.
20361 * config/avr/avr.c (avr_attribute_table): Likewise.
20362 * config/crx/crx.c (crx_attribute_table): Likewise.
20363 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
20364 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
20365 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
20366 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
20367 * config/sh/sh.c (sh_attribute_table): Likewise.
20368 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
20369 * config/spu/spu.c (spu_attribute_table): Likewise.
20370 * config/v850/v850.c (v850_attribute_table): Likewise.
20372 * config/alpha/alpha.c (vms_attribute_table): Make static.
20373 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
20374 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
20375 * config/mips/mips.c (mips_attribute_table): Likewise.
20377 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
20379 (cc1-checksum.o): Likewise.
20381 2009-06-03 Steve Ellcey <sje@cup.hp.com>
20383 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
20385 2009-06-03 Jakub Jelinek <jakub@redhat.com>
20387 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
20388 insn if it is changing sp. Use gen_add3_insn instead of
20389 conditionally gen_addsi3 and gen_adddi3.
20390 (offset_below_red_zone_p): New static inline function.
20391 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
20392 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
20393 * config/rs6000/ppc-asm.h: Include auto-host.h.
20394 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
20395 CFI_RESTORE): Define.
20396 * config/rs6000/crtresxgpr.asm: Add unwind info.
20397 * config/rs6000/crtresxfpr.asm: Likewise.
20398 * config/rs6000/crtresgpr.asm: Likewise.
20399 * config/rs6000/crtresfpr.asm: Likewise.
20400 * config/rs6000/crtsavgpr.asm: Likewise.
20401 * config/rs6000/crtsavfpr.asm: Likewise.
20403 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
20404 argument of DWARF2_FRAME_REG_OUT macros.
20406 2009-06-03 Julian Brown <julian@codesourcery.com>
20408 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
20409 words or less (including TImode) in core registers.
20411 2009-06-03 Richard Guenther <rguenther@suse.de>
20413 PR middle-end/40328
20414 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
20416 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
20418 * statistics.c (statistics_counter_event): Do not record event
20419 in pass dump if its number == -1.
20420 (curr_statistics_hash): Add assert that we never get passes
20421 with static number == -1.
20423 2009-06-03 Richard Guenther <rguenther@suse.de>
20424 Andrey Belevantsev <abel@ispras.ru>
20426 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
20427 non-BLKmode arrays addressable.
20429 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
20431 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
20432 * config/m68k/m68k.h: ... here.
20434 2009-06-03 Martin Jambor <mjambor@suse.cz>
20436 PR tree-optimization/40323
20437 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
20440 2009-06-03 Richard Guenther <rguenther@suse.de>
20442 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
20445 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
20447 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20448 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
20449 JUMP_TABLE_DATA_P where applicable.
20450 * config/sh/sh.c: Ditto.
20451 * config/sh/sh.h: Ditto.
20452 * config/sh/sh.md: Ditto.
20453 * config/sh/symbian.c: Ditto.
20455 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
20457 * config/i386/driver-i386.c (describe_cache): Optimize
20458 concatenation of strings. Use snprintf instead of sprintf.
20459 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
20460 target when not compiling with GCC.
20462 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
20464 * config/sh/sh.c: Revert last change.
20465 (sh_expand_epilogue): Emit a blockage insn before the frame
20466 pointer adjustment unconditionally.
20468 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
20470 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
20471 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
20472 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
20473 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
20474 to COLLECT_GCC_OPTIONS.
20476 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
20478 * collect2.c (target_system_root): New variable.
20479 (main): Handle --sysroot=.
20480 (ignore_library): Strip the sysroot from the library path.
20482 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
20484 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
20485 (collect2.o): Depend on collect2-aix.h.
20486 (collect2-aix.o): New rule.
20487 * collect2-aix.h: New file.
20488 * collect2-aix.c: Likewise.
20489 * collect2.c: Include collect2-aix.h. Don't undefine
20490 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
20491 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
20492 Use TARGET_AIX_VERSION instead of _AIX51.
20493 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
20494 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
20495 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
20496 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
20497 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
20499 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
20501 * collect2.c (ignore_library): Avoid premature post-increment
20502 and null deference.
20504 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
20506 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
20507 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
20508 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
20509 CROSS_DIRECTORY_STRUCTURE too.
20510 (LINK_LIBG_SPEC): Likewise.
20511 (LIB_SPEC): Add %R to sysroot paths.
20512 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
20513 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
20514 * config/rs6000/aix51.h: As for aix43.h.
20515 * config/rs6000/aix52.h: Likewise.
20516 * config/rs6000/aix53.h: Likewise.
20517 * config/rs6000/aix61.h: Likewise.
20518 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
20519 to the beginning of sysroot paths.
20521 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20523 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
20524 INSN_LISTs that are out of the REG_NOTE range.
20526 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20528 * loop-unroll.c (struct iv_to_split): Add pointer to next.
20529 (struct var_to_expand): Likewise.
20530 (struct opt_info): Add head and tail for linked lists of the above.
20531 (analyze_insn_to_expand_var): Initialize next.
20532 (analyze_iv_to_split_insn): Likewise.
20533 (analyze_insns_in_loop): Create linked lists.
20534 (allocate_basic_variable): Simplify for use without hash table.
20535 (insert_var_expansion_initialization): Likewise, make it type-safer.
20536 (combine_var_copies_in_loop_exit): Likewise.
20537 (apply_opt_in_copies): Walk lists rather than hash tables.
20538 (release_var_copies): Simplified and inlined by hand into...
20539 (free_opt_info): ... this function.
20541 2009-06-02 Richard Guenther <rguenther@suse.de>
20543 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
20546 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20548 * cfgexpand.c (gimple_expand_cfg): Discard the source location
20549 only for builtins that are not overridden.
20551 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20553 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
20556 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20558 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
20560 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20562 * combine.c (move_deaths): Compare LUIDs within the same BB only.
20564 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
20566 * common.opt (fdump-unnumbered-links): New.
20567 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
20568 * print-rtl.c (flag_dump_unnumbered_links): New.
20569 (print_rtx): Test it.
20571 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
20573 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
20574 push/pop multiple to 8-byte alignment.
20576 2009-06-01 Jakub Jelinek <jakub@redhat.com>
20578 * config/i386/i386.c (queued_cfa_restores): New static variable.
20579 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
20581 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
20582 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
20583 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
20584 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
20585 note unconditionally.
20586 (ix86_emit_restore_regs_using_mov): Likewise.
20587 (ix86_emit_restore_sse_regs_using_mov): Likewise.
20588 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
20589 it through to ix86_emit_restore_reg_using_pop.
20590 (ix86_emit_leave): Add RED_OFFSET argument. Call
20591 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
20592 instead of adding REG_CFA_OFFSET note unconditionally.
20593 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
20594 the above functions. Call ix86_add_queued_cfa_restore_notes when
20597 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
20598 force output of the label even for dwarf2out_do_cfi_asm.
20599 (add_fde_cfi): If -g2 and above and cfi might change CFA,
20600 force creation of CFI label and chain DW_CFA_set_loc jumping to it
20601 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
20603 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
20604 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
20605 dwarf2out_cfi_label callers.
20606 * tree.h (dwarf2out_cfi_label): Adjust prototype.
20607 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
20608 Adjust dwarf2out_cfi_label callers.
20609 * config/vax/vax.c (vax_output_function_prologue): Likewise.
20611 * config/i386/i386.h (struct machine_cfa_state,
20612 struct machine_function): Guard with ifndef USED_FOR_TARGET
20613 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
20616 * emutls.c (__emutls_get_address): Change arr->size to mean number
20617 of allocated arr->data entries instead of # of slots + 1.
20619 PR middle-end/40316
20620 * recog.c (peep2_reinit_state): New function.
20621 (peephole2_init_state): Use it at the end of a basic block and also
20622 when seeing a RTX_FRAME_RELATED_P insn.
20624 2009-06-01 Steve Ellcey <sje@cup.hp.com>
20626 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
20627 fixuns_truncrfdi2): New.
20628 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
20629 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
20630 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
20631 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
20632 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
20633 *recip_approx): Remove.
20634 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
20635 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
20636 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
20638 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
20641 2009-06-01 Ian Lance Taylor <iant@google.com>
20643 * attribs.c (register_attribute): Use CONST_CAST.
20644 * collect2.c (main): Use CONST_CAST2.
20645 (scan_prog_file): Likewise.
20646 * gcc.c (process_command, main): Likewise.
20647 * toplev.c (toplev_main): Likewise.
20649 * c-typeck.c (handle_warn_cast_qual): New static function,
20650 partially broken out of build_c_cast.
20651 (build_c_cast): Call handle_warn_cast_qual.
20652 * doc/invoke.texi (Warning Options): Document new effect of
20655 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
20657 * diagnostic.c (diagnostic_build_prefix): Always print columns.
20658 (diagnostic_report_current_module): Print columns.
20659 * common.opt (flag_show_column): Enable by default.
20661 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
20663 * alias.c (find_base_term): Check for NULL term before returning.
20665 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
20667 Revert due to PR40320:
20668 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
20669 * calls.c (emit_library_call_value_1): Don't force_operand for move
20672 2009-06-01 Olivier Hainque <hainque@adacore.com>
20673 Eric Botcazou <ebotcazou@adacore.com>
20675 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
20676 to be processed as a bitfield for constructor output purposes.
20677 * output.h (initializer_constant_valid_for_bitfield_p): Declare
20679 * varasm.c (oc_local_state): New type, output_constructor
20680 local state to support communication with helpers.
20681 (oc_outer_state): New type, output_constructor outer state of
20682 relevance in recursive calls.
20683 (output_constructor_array_range): New output_constructor helper,
20684 extracted code for an array range element.
20685 (output_constructor_regular_field): New output_constructor helper,
20686 extracted code for an element that is not a bitfield.
20687 (output_constructor_bitfield): New output_constructor helper,
20688 extracted code for a bitfield element. Accept an OUTER state
20689 argument for recursive processing. Recurse on record or array
20690 CONSTRUCTOR values, possibly past noop conversions.
20691 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
20692 VALUE is a valid constant-valued expression for use in a static
20693 bit-field initializer.
20694 (output_constructor): Rework to use helpers. Accept and honor an
20695 OUTER state argument for recursive calls. Return total size. Be
20696 prepared for nested constructors initializing bitfields.
20697 (output_constant): Feed OUTER in calls to output_constructor.
20699 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
20701 * calls.c (emit_library_call_value_1): Don't force_operand for move
20704 2009-06-01 Nick Clifton <nickc@redhat.com>
20706 * doc/invoke.texi (IA-64 Options): Fix typo.
20708 2009-06-01 Ira Rosen <irar@il.ibm.com>
20710 PR tree-optimization/39129
20711 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
20713 (vect_do_peeling_for_loop_bound): Use
20714 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
20715 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
20716 (vect_loop_versioning): Likewise.
20717 (vect_create_cond_for_alias_checks): Fix indentation.
20718 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
20720 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
20721 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
20722 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
20723 "control flow in loop".
20724 (vect_estimate_min_profitable_iters): Use
20725 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
20726 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
20727 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
20728 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
20729 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
20730 statement belongs to a group of strided accesses with the exact code
20732 (vectorizable_load): Likewise.
20733 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
20734 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
20736 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
20738 * config/freebsd-stdint.h: New file.
20739 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
20740 Add freebsd-stdint.h to tm_file.
20742 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
20744 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
20745 (thumb2_extendhidi2): Likewise.
20747 2009-05-31 Ian Lance Taylor <iant@google.com>
20749 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
20751 2009-05-31 Ian Lance Taylor <iant@google.com>
20753 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
20754 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
20755 (ipa-reference.o): Depend upon gt-ipa-reference.h.
20757 2009-05-31 Jason Merrill <jason@redhat.com>
20759 * tree-pretty-print.c (print_call_name): Take the callee, not the
20760 call itself. Make non-static. Use dump_function_name for functions.
20761 (dump_generic_node): Adjust.
20762 * diagnostic.h: Declare print_call_name.
20763 * gimple-pretty-print.c (dump_gimple_call): Use it.
20765 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
20767 * config/sh/sh.md (ashldi3_std): New define_expand.
20770 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
20773 * config/sh/sh.c: Include debug.h.
20774 (sh_expand_epilogue): Emit a blockage insn before the frame
20775 pointer adjustment also when dwarf2out_do_frame returns true.
20777 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
20779 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
20780 (thumb2_extendqidi2): New pattern.
20782 2009-05-31 Ira Rosen <irar@il.ibm.com>
20784 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
20785 mark phis for renaming.
20786 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
20787 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
20788 Call mark_sym_for_renaming.
20789 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
20790 * tree-vect-loop.c (vect_transform_loop): Remove
20791 vect_memsyms_to_rename initialization and a call to
20792 mark_set_for_renaming.
20794 2009-05-31 Jakub Jelinek <jakub@redhat.com>
20796 PR middle-end/40304
20797 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
20798 frame related even if !set_cfa && style < 0.
20800 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
20802 * config/i386/mingw-tls.c: New file.
20803 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
20804 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
20805 defining _WIN32 but not __CYGWIN__.
20807 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20809 * configure.ac: Add MPC support.
20811 * config.in, configure: Regenerate.
20813 2009-05-29 Richard Henderson <rth@redhat.com>
20815 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
20816 NOTE_INSN_BASIC_BLOCK.
20817 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
20818 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
20819 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
20821 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
20823 (add_cfi): Disable check redefining cfa away from drap.
20824 (lookup_cfa_1): Add remember argument; handle remember/restore.
20825 (lookup_cfa): Pass remember argument.
20826 (cfa_remember): New.
20827 (compute_barrier_args_size_1): Remove sibcall check.
20828 (dwarf2out_frame_debug_def_cfa): New.
20829 (dwarf2out_frame_debug_adjust_cfa): New.
20830 (dwarf2out_frame_debug_cfa_offset): New.
20831 (dwarf2out_frame_debug_cfa_register): New.
20832 (dwarf2out_frame_debug_cfa_restore): New.
20833 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
20834 (dwarf2out_begin_epilogue): New.
20835 (dwarf2out_frame_debug_restore_state): New.
20836 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
20837 DW_CFA_restore_state.
20838 (output_cfi_directive): Likewise.
20839 (convert_cfa_to_fb_loc_list): Likewise.
20840 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
20841 * dwarf2out.h: Update.
20842 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
20843 (copy_insn_1): Early out for null.
20844 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
20845 and dwarf2out_frame_debug_restore_state.
20846 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
20847 (prologue_insn_hash, epilogue_insn_hash): New.
20848 (free_after_compilation): Adjust freeing accordingly.
20849 (record_insns): Create hash table if needed; push insns into
20850 hash instead of array.
20851 (maybe_copy_epilogue_insn): New.
20852 (contains): Search hash table instead of array.
20853 (sibcall_epilogue_contains): Remove.
20854 (thread_prologue_and_epilogue_insns): Split eh_return insns
20855 and mark them as epilogues.
20856 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
20857 scanning in terms of basic blocks.
20858 * insn-notes.def (CFA_RESTORE_STATE): New.
20859 * jump.c (returnjump_p_1): Accept EH_RETURN.
20860 (eh_returnjump_p_1, eh_returnjump_p): New.
20861 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
20862 CFA_REGISTER, CFA_RESTORE): New.
20863 * rtl.def (EH_RETURN): New.
20864 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
20866 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
20867 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
20869 * config/i386/i386.c (gen_push): Update cfa state.
20870 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
20871 add a CFA_ADJUST_CFA note.
20872 (ix86_dwarf_handle_frame_unspec): Remove.
20873 (ix86_expand_prologue): Update cfa state.
20874 (ix86_emit_restore_reg_using_pop): New.
20875 (ix86_emit_restore_regs_using_pop): New.
20876 (ix86_emit_leave): New.
20877 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
20878 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
20879 * config/i386/i386.h (struct machine_cfa_state): New.
20880 (ix86_cfa_state): New.
20881 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
20882 (eh_return_internal): Merge from eh_return_<mode>,
20883 use eh_return rtx, split w/ epilogue.
20885 2009-05-29 Ian Lance Taylor <iant@google.com>
20887 * builtins.c (validate_gimple_arglist): Don't use va_arg with
20889 * calls.c (emit_library_call_value_1): Likewise.
20891 * c-typeck.c (c_build_va_arg): New function.
20892 * c-tree.h (c_build_va_arg): Declare.
20893 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
20894 instead of build_va_arg.
20896 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
20898 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
20899 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
20900 (ptr_difference_cost): Use affine combinations to compute it.
20901 (difference_cost): Likewise.
20902 (get_computation_cost_at): Compute more accurate cost for addresses
20903 if the ratio is a multiplier allowed in addresses.
20904 For non-addresses, consider that an additional offset or symbol is
20907 2009-05-29 Jakub Jelinek <jakub@redhat.com>
20909 * config/i386/i386.c (ix86_decompose_address): Avoid useless
20910 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
20912 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
20913 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
20914 (prefix_rex): For UNIT_MMX don't imply the prefix by default
20916 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
20917 to 1 for TYPE_SSE{IADD1,CVT1}.
20918 (prefix_vex_imm8): Removed.
20919 (length_vex): Only pass 1 as second argument to
20920 ix86_attr_length_vex_default if prefix_extra is 0.
20921 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
20922 (length): For prefix vex computation use length_immediate
20923 attribute instead of prefix_vex_imm8.
20924 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
20925 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
20926 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
20927 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
20928 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
20929 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
20930 a space in between the operands.
20931 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
20932 if one operand is 0xff and the other one si, di, bp or sp.
20933 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
20934 other one si, di, bp or sp.
20935 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
20936 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
20937 type and mode attributes.
20938 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
20939 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
20940 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
20941 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
20942 prefix_data16 attribute iff MODE_DF.
20943 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
20944 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
20945 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
20946 constm128_operand in length_immediate computation.
20947 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
20948 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
20949 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
20950 length_immediate attribute to 1.
20951 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
20952 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
20953 for certain alternatives.
20954 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
20955 prefix_data16 attribute if MODE_V1DF.
20956 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
20957 length_immediate to 1.
20958 (set_got_rex64, set_rip_rex64): Remove length attribute, set
20959 length_address to 4, set mode attribute to MODE_DI.
20960 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
20961 (fxam<mode>2_i387): Set length attribute to 4.
20962 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
20963 *prefetch_3dnow_rex): Override length_address attribute.
20964 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
20966 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
20967 (constm128_operand): Removed.
20968 * config/i386/i386.c (memory_address_length): For
20969 disp && !index && !base in 64-bit mode account for SIB byte if
20970 print_operand_address can't optimize disp32 into disp32(%rip)
20971 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
20972 for fs: or gs: segment.
20973 (ix86_attr_length_immediate_default): When checking if shortform
20974 is possible, truncate immediate to the length of the non-shortened
20976 (ix86_attr_length_address_default): Ignore MEM_P operands
20978 (ix86_attr_length_vex_default): Only check for DImode on
20979 GENERAL_REG_P operands.
20980 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
20981 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
20982 (sse_cvttps2pi): Clear prefix_rep attribute.
20983 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
20985 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
20986 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
20987 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
20988 iff operand 2 is const_int_operand.
20989 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
20990 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
20991 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
20993 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
20995 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
20996 prefix_data16 attribute for movlpd and movhpd instructions.
20997 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
20998 length_immediate for shufpd instruction.
20999 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
21000 (avx_cmpp<avxmodesuffixf2c><mode>3,
21001 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
21002 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
21003 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
21004 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
21005 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
21006 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
21007 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
21008 prefix_data16 attribute for the first alternative to 1.
21009 (*avx_loadlps): Override length_immediate for the first alternative.
21010 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
21011 attributes for second alternative.
21012 (*vec_concatv2sf_sse4_1): Override length_immediate and
21013 prefix_data16 attributes for second alternative.
21014 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
21015 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
21016 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
21017 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
21018 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
21019 prefix_data16 and length_immediate to 1.
21020 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
21022 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
21023 prefix_extra attribute for variants that don't have 0f prefix alone.
21024 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
21025 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
21026 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
21027 *sse4_1_pextrd): Set length_immediate to 1.
21028 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
21029 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
21031 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
21032 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
21033 length_immediate to 1 for second alternative.
21034 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
21035 prefix_extra and length_immediate attributes for the first
21037 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
21039 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
21040 to 1 for the first and third alternative.
21041 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
21043 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
21045 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
21047 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
21048 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
21049 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
21050 *avx_psign<mode>3): Set prefix_extra attribute to 1.
21051 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
21052 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
21053 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
21054 ssse3_psign<mode>3): Override prefix_rex attribute.
21055 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
21056 (ssse3_palignrti): Override length_immediate to 1.
21057 (ssse3_palignrdi): Override length_immediate to 1, override
21058 prefix_rex attribute.
21059 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
21060 (sse4a_extrqi): Override length_immediate to 2.
21061 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
21062 (sse4a_insertq): Override prefix_data16 to 0.
21063 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
21064 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
21065 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
21066 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
21067 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
21068 and length_immediate to 1.
21069 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
21070 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
21071 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
21072 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
21073 and length_immediate to 1.
21074 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
21075 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
21076 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
21077 avx_ptest256): Override prefix_extra to 1.
21078 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
21079 Override prefix_data16 and length_immediate to 1.
21080 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
21081 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
21082 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
21083 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
21084 prefix_data16 to 0 and prefix_extra to 2.
21085 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
21086 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
21088 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
21089 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
21090 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
21091 and prefix_extra to 2.
21092 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
21093 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
21094 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
21095 avx_vpermilvar<mode>3,
21096 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
21097 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
21098 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
21099 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
21100 Override prefix_extra to 1.
21101 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
21102 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
21103 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
21104 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
21105 prefix_extra and length_immediate to 1.
21106 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
21108 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
21109 to 1 for the first alternative.
21110 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
21111 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
21113 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
21114 *movv2sf_internal_avx, *movv2sf_internal): Override
21115 prefix_rep attribute for certain alternatives.
21116 (*mov<mode>_internal): Override prefix_rep or prefix_data16
21117 attributes for certain alternatives.
21118 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
21119 attributes for certain alternatives.
21120 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
21121 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
21122 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
21123 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
21124 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
21125 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
21126 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
21127 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
21128 length_immediate to 1 if operand 2 is const_int_operand.
21129 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
21130 *vec_extractv2si_1): Set length_immediate attribute to 1.
21131 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
21132 using old 3DNOW insn rather than SSE/3DNOW_A.
21133 (mmx_emms, mmx_femms): Clear modrm attribute.
21135 2009-05-29 Martin Jambor <mjambor@suse.cz>
21137 * tree-sra.c: New implementation of SRA.
21139 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
21140 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
21141 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
21142 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
21143 (SRA_MAX_STRUCTURE_COUNT): Removed.
21144 (SRA_FIELD_STRUCTURE_RATIO): Removed.
21145 * doc/invoke.texi (sra-max-structure-size): Removed.
21146 (sra-field-structure-ratio): Removed.
21148 2009-05-29 Jakub Jelinek <jakub@redhat.com>
21150 PR middle-end/40291
21151 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
21154 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
21156 PR rtl-optimization/40101
21157 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
21158 seqno. Adjust comment.
21159 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
21160 inserting bookkeeping before a jump, the jump is not scheduled.
21161 When no positive seqno found, provide a value. Add comment.
21163 2009-05-29 Richard Guenther <rguenther@suse.de>
21165 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
21166 short-cutting on the first component.
21168 2009-05-29 Jakub Jelinek <jakub@redhat.com>
21170 PR middle-end/39958
21171 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
21172 for trees other than decls/types.
21174 2009-05-29 Richard Guenther <rguenther@suse.de>
21176 * tree-ssa-operands.c (get_expr_operands): Do not handle
21177 INDIRECT_REFs in the handled-component case. Remove
21178 unused get_ref_base_and_extent case.
21179 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
21180 tree_low_cst and host_integerp where possible.
21181 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
21182 codes for equivalence.
21183 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
21185 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
21187 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
21188 to tmake_file for i[34567]86-*-cygwin*.
21190 2009-05-29 Jakub Jelinek <jakub@redhat.com>
21193 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
21194 (altivec_categorize_keyword, init_vector_keywords,
21195 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
21198 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
21200 * tree.c (handle_dll_attribute): Check if node is
21201 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
21203 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
21205 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
21207 (thumb2_zero_extendqidi2): Likewise.
21209 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
21211 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
21212 instead of gen_movrt.
21213 * config/sh/sh.md (movrt): Remove.
21215 2009-05-28 Steve Ellcey <sje@cup.hp.com>
21217 * doc/invoke.texi (IA-64 Options):
21218 Add -msdata, -mfused-madd, -mno-inline-float-divide,
21219 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
21220 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
21221 -msched-prefer-non-control-spec-insns,
21222 -msched-stop-bits-after-every-cycle,
21223 -msched-count-spec-in-critical-path,
21224 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
21225 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
21226 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
21227 and -msched-spec-verbose.
21229 2009-05-28 Joseph Myers <joseph@codesourcery.com>
21231 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
21232 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
21234 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
21236 2009-05-28 Richard Guenther <rguenther@suse.de>
21238 * tree-ssa-alias.c (ao_ref_init): New function.
21239 (ao_ref_base): Likewise.
21240 (ao_ref_base_alias_set): Likewise.
21241 (ao_ref_alias_set): Likewise.
21242 (refs_may_alias_p_1): Change signature.
21243 (refs_may_alias_p): Adjust.
21244 (refs_anti_dependent_p): Likewise.
21245 (refs_output_dependent_p): Likewise.
21246 (call_may_clobber_ref_p_1): Change signature.
21247 (call_may_clobber_ref_p): Adjust.
21248 (stmt_may_clobber_ref_p_1): New function split out from ...
21249 (stmt_may_clobber_ref_p): ... here.
21250 (maybe_skip_until): Adjust signature.
21251 (get_continuation_for_phi): Likewise.
21252 (walk_non_aliased_vuses): Likewise.
21253 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
21254 (ao_ref_init): Declare.
21255 (ao_ref_base): Likewise.
21256 (ao_ref_alias_set): Likewise.
21257 (stmt_may_clobber_ref_p_1): Likewise.
21258 (walk_non_aliased_vuses): Adjust.
21259 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
21260 (get_ref_from_reference_ops): remove.
21261 (vn_reference_lookup_2): Adjust signature.
21262 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
21263 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
21264 (vn_reference_lookup): Adjust.
21265 (vn_reference_insert): Likewise.
21266 (vn_reference_insert_pieces): Adjust signature.
21267 (visit_reference_op_call): Adjust.
21268 * tree-ssa-pre.c (get_expr_type): Simplify.
21269 (phi_translate_1): Adjust.
21270 (compute_avail): Likewise.
21271 (translate_vuse_through_block): Do not re-build trees.
21272 (value_dies_in_block_x): Likewise.
21273 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
21275 (vn_reference_lookup_pieces): Adjust declaration.
21276 (vn_reference_insert_pieces): Likewise.
21278 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
21280 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
21281 with checking disabled.
21283 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
21287 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
21288 macro definition for support of three-operand format aligned
21289 .comm directive in assembler on cygwin/pe/mingw target OS.
21290 * configure: Regenerate.
21291 * config.h: Regenerate.
21293 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
21294 aligned form of .comm directive if -mpe-aligned-commons is in effect.
21295 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
21297 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
21298 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
21300 2009-05-28 Ira Rosen <irar@il.ibm.com>
21302 PR tree-optimization/40254
21303 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
21304 in analysis of basic blocks.
21306 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
21308 PR middle-end/33699
21309 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
21310 * target-def.h (TARGET_CONST_ANCHOR): New macro.
21311 (TARGET_INITIALIZER): Use it.
21312 * cse.c (CHEAPER): Move it up to the other macros.
21313 (insert): Rename this ...
21314 (insert_with_costs): ... to this. Add cost parameters. Update
21316 (insert): New function. Call insert_with_costs.
21317 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
21318 find_reg_offset_for_const, try_const_anchors): New functions.
21319 (cse_insn): Call try_const_anchors. Adjust cost of src_related
21320 when using a const-anchor. Call insert_const_anchors.
21321 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
21322 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
21324 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
21326 * tree-inline.c (remap_decls): Enable nonlocalized variables
21327 when not optimizing.
21329 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
21331 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
21332 Simplify other tests involving optimize.
21334 2009-05-27 Tom Tromey <tromey@redhat.com>
21336 * unwind-dw2.c (_Unwind_DebugHook): New function.
21337 (uw_install_context): Call _Unwind_DebugHook.
21339 2009-05-27 Tom Tromey <tromey@redhat.com>
21341 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
21343 2009-05-27 Ian Lance Taylor <iant@google.com>
21345 * Makefile.in (LINKER, LINKER_FLAGS): Define.
21346 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
21347 (ALL_LINKERFLAGS): Define.
21348 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
21349 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
21350 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
21351 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
21352 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
21353 $(LINKER_FOR_BUILD).
21354 (build/gcov-iov$(build_exeext)): Likewise.
21356 2009-05-27 Julian Brown <julian@codesourcery.com>
21358 * gcse.c (target.h): Include.
21359 (can_assign_to_reg_without_clobbers_p): Check that the target allows
21360 copy of argument to a pseudo register.
21362 2009-05-27 Diego Novillo <dnovillo@google.com>
21364 * tree-ssa-live.c (dump_scope_block): Document arguments.
21365 (dump_scope_blocks): Document.
21366 (debug_scope_blocks): New.
21367 * tree-flow.h (debug_scope_blocks): Declare.
21369 2009-05-21 Denis Chertykov <denisc@overta.ru>
21371 * doc/contrib.texi (Contributors): Add myself to the list.
21373 2009-05-27 Olivier Hainque <hainque@adacore.com>
21375 * expr.c (target_align): New function. Alignment the TARGET of an
21376 assignment may be assume to have.
21377 (highest_pow2_factor_for_target): Use it instead of relying on
21378 immediate tree attributes of TARGET, not necessarily honored when
21379 intermediate bitfields are involved.
21381 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
21384 * config/i386/driver-i386.c (host_detect_local_cpu): Support
21385 AVX, SSE4, AES, PCLMUL and POPCNT.
21387 2009-05-27 Diego Novillo <dnovillo@google.com>
21389 * tree-pretty-print.c (dump_location): New.
21390 (dump_generic_node): Call it.
21391 Factor code to handle BLOCK nodes ...
21392 (dump_block_node): ... here.
21394 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
21396 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
21398 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
21400 * gcc-plugin.h: Include config.h and system.h.
21401 (IN_GCC): Define if not defined.
21403 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
21405 PR middle-end/40249
21406 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
21409 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
21411 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
21413 * config/m32r/m32r.h: Ditto.
21414 * config/m32r/m32r.md: Ditto.
21415 * config/m32r/predicates.md: Ditto.
21417 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
21419 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
21421 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
21424 (Loading plugins): typo.
21425 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
21426 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
21427 (Interacting with the GCC Garbage Collector): Added new section.
21428 (Giving information about a plugin): Added new section for
21430 * ggc.h (ggc_register_root_tab): Added declaration.
21431 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
21432 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
21433 (register_callback): Improved comment in declaration.
21434 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
21435 (extra_root_vec) Added static variable for dynamic roots registration.
21436 (ggc_register_root_tab) Added new routine.
21437 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
21438 PLUGIN_GGC_MARKING event.
21439 * ggc-zone.c: Include plugin.h.
21440 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
21441 * ggc-page.c: Include plugin.h.
21442 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
21443 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
21444 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
21445 (register_callback): check lack of callbacks for
21446 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
21447 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
21448 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
21449 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
21450 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
21451 dependency on plugin.h.
21452 (plugin.o): Added dependency on ggc.h...
21454 2009-05-26 Richard Guenther <rguenther@suse.de>
21456 PR middle-end/40248
21458 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
21459 with mismatched comparison modes.
21461 * expr.c (expand_expr_real_1): Expand the operand of a
21462 VIEW_CONVERT_EXPR in its natural mode.
21464 2009-05-26 Ian Lance Taylor <iant@google.com>
21466 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
21467 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
21468 (ALL_COMPILERFLAGS): Define.
21469 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
21470 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
21471 (collect2$(exeext), collect2.o): Likewise.
21472 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
21473 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
21474 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
21475 (libbackend.o, intl.o, cppdefault.o): Likewise.
21476 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
21477 (build/%.o): Use $(COMPILER_FOR_BUILD).
21478 (build/gen%$(build_exeext)): Likewise.
21479 (build/gcov-iov$(build_exeext)): LIkewise.
21480 * config/t-darwin (darwin.o): Use $(COMPILER).
21481 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
21482 * config/t-sol2 (sol2-c.o): Likewise.
21483 (sol2.o): Likewise.
21484 * config/t-vxworks (vxworks.o): Likewise.
21485 * config/x-darwin (host-darwin.o): Likewise.
21486 * config/x-hpux (host-hpux.o): Likewise.
21487 * config/x-linux (host-linux.o): Likewise.
21488 * config/x-solaris (host-solaris.o): Likewise.
21489 * config/alpha/x-alpha (driver-alpha.o): Likewise.
21490 * config/arm/t-arm (arm-c.o): Likewise.
21491 * config/arm/t-pe (pe.o): Likewise.
21492 * config/arm/t-wince-pe (pe.o): Likewise.
21493 * config/i386/t-cygming (winnt.o): Likewise.
21494 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
21495 * config/i386/t-cygwin (cygwin1.o): Likewise.
21496 (cygwin2.o): Likewise.
21497 * config/i386/t-i386 (i386-c.o): Likewise.
21498 * config/i386/t-interix (winnt.o): Likewise.
21499 * config/i386/t-netware (netware.o): Likewise.
21500 * config/i386/t-nwld (nwld.o): Likewise.
21501 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
21502 * config/i386/x-i386 (driver-i386.o): Likewise.
21503 * config/i386/x-cygwin (host-cygwin.o): Likewise.
21504 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
21505 * config/ia64/t-ia64 (ia64-c.o): Likewise.
21506 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
21507 * config/mips/x-native (driver-native.o): Likewise.
21508 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
21509 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
21510 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
21511 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
21512 * config/score/t-score-elf (score7.o): Likewise.
21513 (score3.o): Likewise.
21514 * config/sh/t-sh (sh-c.o): Likewise.
21515 * config/sh/t-symbian (sh-c.o): Likewise.
21516 (symbian.o): Likewise.
21517 * config/spu/t-spu-elf (spu-c.o): Likewise.
21518 * config/v850/t-v850 (v850-c.o): Likewise.
21519 * config/v850/t-v850e (v850-c.o): Likewise.
21521 2009-05-26 Richard Guenther <rguenther@suse.de>
21523 PR tree-optimization/40122
21524 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
21525 VECTOR_CSTs if possible.
21526 (fold_gimple_assign): Likewise.
21528 2009-05-26 Richard Guenther <rguenther@suse.de>
21530 PR middle-end/40252
21531 * fold-const.c (fold_binary): Use the correct types for building
21534 2009-05-26 Richard Guenther <rguenther@suse.de>
21536 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
21537 redundant calls to merge_alias_info.
21538 (bump_vector_ptr): Likewise.
21539 * tree-ssa-copy.c (merge_alias_info): Remove.
21540 (replace_exp_1): Remove call to merge_alias_info.
21541 (propagate_tree_value): Likewise.
21542 (fini_copy_prop): Propagate points-to info.
21543 * tree-flow.h (merge_alias_info): Remove.
21545 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
21547 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
21549 2009-05-25 Jan Hubicka <jh@suse.cz>
21551 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
21552 * cgraph.h (struct inline_summary): New filed self_wize,
21553 size_inlining_benefit, self_time and time_inlining_benefit.
21554 (struct cgraph_global_info): Replace insns by time ans size fields.
21555 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
21556 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
21557 (ipcp_update_callgraph): Do not touch function bodies.
21558 * ipa-inline.c: Include except.h
21559 (MAX_TIME): New constant.
21560 (overall_insns): Remove.
21561 (leaf_node_p): New.
21562 (overall_size, max_benefit): New static variables.
21563 (cgraph_estimate_time_after_inlining): New function.
21564 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
21565 (cgraph_clone_inlined_nodes): Update size.
21566 (cgraph_mark_inline_edge): Update size.
21567 (cgraph_estimate_growth): Use size info.
21568 (cgraph_check_inline_limits): Check size.
21569 (cgraph_default_inline_p): Likewise.
21570 (cgraph_edge_badness): Compute badness based on benefit and size cost.
21571 (cgraph_decide_recursive_inlining): Check size.
21572 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
21574 (cgraph_decide_inlining): Likewise.
21575 (cgraph_decide_inlining_incrementally): Likewise; honor
21576 PARAM_EARLY_INLINING_INSNS.
21577 (likely_eliminated_by_inlining_p): New predicate.
21578 (estimate_function_body_sizes): New function.
21579 (compute_inline_parameters): Use it.
21580 * except.c (must_not_throw_labels): New function.
21581 * except.h (must_not_throw_labels): Declare.
21582 * tree-inline.c (init_inline_once): Kill inlining_weigths
21583 * tree-ssa-structalias.c: Avoid uninitialized warning.
21584 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
21585 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
21586 (PARAM_INLINE_CALL_COST): Remove.
21587 (PARAM_EARLY_INLINING_INSNS): New.
21589 2009-05-25 Richard Guenther <rguenther@suse.de>
21591 PR tree-optimization/36327
21592 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
21593 callback for reference translation or lookup at the point of may-defs.
21594 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
21595 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
21596 for union COMPONENT_REFs.
21597 (vn_reference_lookup_3): New callback. Lookup from memset
21598 and CONSTRUCTOR assignment, translate through struct copies.
21599 (vn_reference_lookup_pieces): Make sure to not free the
21600 passed operands array. Adjust walk_non_aliased_vuses call.
21601 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
21602 make sure we do not leak memory.
21604 2009-05-25 Richard Guenther <rguenther@suse.de>
21606 * tree-ssa-alias.h (dump_points_to_solution): Declare.
21607 * tree-inline.c (expand_call_inline): Reset the escaped and
21608 callused solutions.
21609 * tree-ssa-structalias.c (pass_build_ealias): New.
21610 * tree-pass.h (pass_build_ealias): Declare.
21611 * passes.c (init_optimization_passes): Add PTA during
21612 early optimizations.
21613 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
21614 and CALLUSED solutions.
21615 (dump_points_to_solution): New function, split out from ...
21616 (dump_points_to_info_for): ... here.
21617 * tree-parloops.c (parallelize_loops): Reset the escaped and
21618 callused solutions.
21620 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
21623 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
21624 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
21626 2009-05-25 Ira Rosen <irar@il.ibm.com>
21628 PR tree-optimization/40238
21629 * tree-vect-stmts.c (vect_init_vector): Insert initialization
21630 statements after basic block's labels.
21631 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
21632 to free the allocated memory.
21634 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
21636 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
21637 return address with a USE.
21639 2009-05-24 Richard Guenther <rguenther@suse.de>
21641 PR middle-end/40233
21642 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
21643 array type from the main variant of the inner type.
21645 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21647 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
21648 definition to bool (from int) to un-break build.
21649 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
21651 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
21653 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
21654 discard_stmt_changes): Delete.
21655 * tree-ssa-operands.c (scb_stack): Delete.
21656 (init_ssa_operands): Do not initialize it.
21657 (fini_ssa_operands): Do not free it.
21658 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
21660 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
21661 update_stmt, remove the others. Fix comments.
21662 * tree-dfa.c (optimize_stack_restore): Likewise.
21663 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
21664 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
21665 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
21666 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
21668 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
21669 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
21670 (dom_opt_finalize_block): Likewise, adjusting access to
21672 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
21673 (stmts_to_rescan): Change item type to gimple.
21674 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
21676 2009-05-24 Ira Rosen <irar@il.ibm.com>
21678 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
21679 * tree-pass.h (pass_slp_vectorize): New pass.
21680 * params.h (SLP_MAX_INSNS_IN_BB): Define.
21681 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
21682 * tree-vectorizer.c (timevar.h): Include.
21683 (user_vect_verbosity_level): Declare.
21684 (vect_location): Fix comment.
21685 (vect_set_verbosity_level): Update user_vect_verbosity_level
21686 instead of vect_verbosity_level.
21687 (vect_set_dump_settings): Add an argument. Ignore user defined
21688 verbosity if dump flags require higher level of verbosity. Print to
21689 stderr only for loop vectorization.
21690 (vectorize_loops): Update call to vect_set_dump_settings.
21691 (execute_vect_slp): New function.
21692 (gate_vect_slp): Likewise.
21693 (struct gimple_opt_pass pass_slp_vectorize): New.
21694 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
21695 access its members.
21696 (vec_info_for_bb): New function.
21697 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
21698 (VECTORIZATION_ENABLED): New macro.
21699 (SLP_ENABLED, SLP_DISABLED): Likewise.
21700 (vect_is_simple_use): Add bb_vec_info argument.
21701 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
21702 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
21703 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
21704 vect_schedule_slp, vect_analyze_slp): Likewise.
21705 (vect_analyze_stmt): Add slp_tree argument.
21706 (find_bb_location): Declare.
21707 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
21708 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
21709 (vect_analyze_loop_operations, vect_analyze_loop,
21710 get_initial_def_for_induction, vect_create_epilog_for_reduction,
21711 vect_finalize_reduction, vectorizable_reduction,
21712 vectorizable_live_operation, vect_transform_loop): Likewise.
21713 * tree-data-ref.c (dr_analyze_innermost): Update comment,
21714 skip evolution analysis if analyzing a basic block.
21715 (dr_analyze_indices): Likewise.
21716 (initialize_data_dependence_relation): Skip the test whether the
21717 object is invariant for basic blocks.
21718 (compute_all_dependences): Skip dependence analysis for data
21719 references in basic blocks.
21720 (find_data_references_in_stmt): Don't fail in case of invariant
21721 access in basic block.
21722 (find_data_references_in_bb): New function.
21723 (find_data_references_in_loop): Move code to
21724 find_data_references_in_bb and add a call to it.
21725 (compute_data_dependences_for_bb): New function.
21726 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
21727 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
21729 (vect_analyze_data_ref_dependence): Check for interleaving in case of
21730 unknown dependence in basic block and fail in case of dependence in
21732 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
21733 dependence instances from either loop or basic block vectorization
21735 (vect_compute_data_ref_alignment): Check if it is loop vectorization
21736 before calling nested_in_vect_loop_p.
21737 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
21738 dependence instances from either loop or basic block vectorization
21740 (vect_verify_datarefs_alignment): Likewise.
21741 (vect_enhance_data_refs_alignment): Adjust function calls.
21742 (vect_analyze_data_refs_alignment): Likewise.
21743 (vect_analyze_group_access): Fix printing. Skip different checks if
21744 DR_STEP is 0. Keep strided stores either in loop or basic block
21745 vectorization data structure. Fix indentation.
21746 (vect_analyze_data_ref_access): Fix comments, allow zero step in
21748 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
21749 dependence instances from either loop or basic block vectorization
21751 (vect_analyze_data_refs): Update comment. Call
21752 compute_data_dependences_for_bb to analyze basic blocks.
21753 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
21754 case of loop vectorization. In case of basic block vectorization use
21755 data-ref itself as a base.
21756 (vect_create_data_ref_ptr): In case of basic block vectorization:
21757 don't advance the pointer, add new statements before the current
21758 statement. Adjust function calls.
21759 (vect_supportable_dr_alignment): Support only aligned accesses in
21760 basic block vectorization.
21761 * common.opt (ftree-slp-vectorize): New flag.
21762 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
21763 (vect_pattern_recog_1): Likewise.
21764 * tree-vect-stmts.c (process_use): Likewise.
21765 (vect_init_vector): Add new statements in the beginning of the basic
21766 block in case of basic block SLP.
21767 (vect_get_vec_def_for_operand): Adjust function calls.
21768 (vect_finish_stmt_generation): Likewise.
21769 (vectorizable_call): Add assert that it is loop vectorization, adjust
21771 (vectorizable_conversion, vectorizable_assignment): Likewise.
21772 (vectorizable_operation): In case of basic block SLP, take
21773 vectorization factor from statement's type and skip the relevance
21774 check. Adjust function calls.
21775 (vectorizable_type_demotion): Add assert that it is loop
21776 vectorization, adjust function calls.
21777 (vectorizable_type_promotion): Likewise.
21778 (vectorizable_store): Check for outer loop only in case of loop
21779 vectorization. Adjust function calls. For basic blocks, skip the
21780 relevance check and don't advance pointers.
21781 (vectorizable_load): Likewise.
21782 (vectorizable_condition): Add assert that it is loop vectorization,
21783 adjust function calls.
21784 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
21785 that it is not reduction, get vector type, call only supported
21786 functions, skip loop specific parts.
21787 (vect_transform_stmt): Check for outer loop only in case of loop
21789 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
21790 (vect_is_simple_use): Fix comment, add new argument, fix conditions
21791 for external definition.
21792 * passes.c (pass_slp_vectorize): New pass.
21793 * tree-vect-slp.c (find_bb_location): New function.
21794 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
21795 check for patterns only in loops.
21796 (vect_build_slp_tree): Add argument, adjust function calls, fail in
21797 case of multiple types in basic block SLP.
21798 (vect_mark_slp_stmts_relevant): New function.
21799 (vect_supported_load_permutation_p): Fix comment.
21800 (vect_analyze_slp_instance): Add argument. In case of basic block
21801 SLP, take vectorization factor from statement's type, check that
21802 unrolling factor is 1. Adjust function call. Save SLP instance in
21803 either loop or basic block vectorization structure. Return FALSE,
21805 (vect_analyze_slp): Add argument. Get strided stores groups from
21806 either loop or basic block vectorization structure. Return FALSE
21807 if basic block SLP failed.
21808 (new_bb_vec_info): New function.
21809 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
21810 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
21811 (vect_schedule_slp): Add argument. Get SLP instances from either
21812 loop or basic block vectorization structure. Set vectorization factor
21813 to be 1 for basic block SLP.
21814 (vect_slp_transform_bb): New function.
21815 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
21817 2009-05-23 Mark Mitchell <mark@codesourcery.com>
21819 * final.c (shorten_branches): Do not align labels for jump tables.
21820 (final_scan_insn): Use JUMP_TABLE_DATA_P.
21822 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
21824 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
21825 Remove outdated reference to flow.c and fix nits.
21826 * doc/gccint.texi: Tweak RTL description.
21827 * doc/rtl.texi: Likewise.
21829 2009-05-23 Denis Chertykov <chertykov@gmail.com>
21831 * config/avr/avr.c: Change my email address.
21832 * config/avr/avr.h: Likewise.
21833 * config/avr/avr.md: Likewise.
21834 * config/avr/avr-protos.h: Likewise.
21835 * config/avr/libgcc.S: Likewise.
21837 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
21839 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
21840 (spu_split_load, spu_split_store): Change return type to int.
21841 (spu_split_convert): Declare.
21842 * config/spu/predicates.md (spu_mem_operand): Remove.
21843 (spu_mov_operand): Update.
21844 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
21845 * config/spu/spu.c (regno_aligned_for_load): Remove.
21846 (reg_aligned_for_addr, spu_expand_load): Define.
21847 (spu_expand_extv): Reimplement and handle MEM.
21848 (spu_expand_insv): Handle MEM.
21849 (spu_sched_reorder): Handle insn's with length 0.
21850 (spu_legitimate_address_p): Reimplement.
21851 (store_with_one_insn_p): Return TRUE for any mode with size
21852 larger than 16 bytes.
21853 (address_needs_split): Define.
21854 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
21856 (spu_convert_move): Define.
21857 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
21858 (spu_split_store): Change all MEM's to TImode.
21859 (spu_init_expanders): Preallocate registers that correspond to
21860 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
21862 (spu_split_convert): Define.
21863 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
21864 (_move<mode>, _movdi, _movti): Update predicate and condition.
21865 (load, store): Change to define_split.
21866 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
21868 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
21869 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
21870 define_insn_and_split of lshr<mode>3.
21871 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
21872 (<v>ashr<mode>3_imm): Define.
21873 (extv, extzv, insv): Allow MEM operands.
21874 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
21875 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
21876 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
21877 (_spu_convert2): Change to define_insn_and_split and remove the
21878 corresponding define_peephole2.
21879 (stack_protect_set, stack_protect_test, stack_protect_test_si):
21880 Change predicates to memory_operand.
21882 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21884 * config/arm/thumb2.md: Add 16-bit multiply instructions.
21886 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
21888 PR tree-optimization/40219
21889 * tree.c (iterative_hash_expr): Make sure the builtin function is
21890 a normal builtin function and not a front end or back end builtin
21891 before indexing into the built_in_decls array.
21893 2009-05-22 Richard Guenther <rguenther@suse.de>
21895 PR middle-end/38964
21896 * alias.c (write_dependence_p): Do not use TBAA for answering
21897 anti-dependence or output-dependence.
21898 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
21899 (emit_pointer_definition): Remove.
21900 (emit_alias_warning): Likewise.
21901 (find_what_var_points_to): Remove TBAA pruning code.
21902 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
21904 (compute_points_to_sets): Remove code computing the set of
21905 dereferenced pointers.
21906 * tree-data-ref.c (dr_may_alias_p): Properly use the split
21907 oracle for querying anti and output dependencies.
21908 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
21909 if TBAA may be applied.
21910 (refs_anti_dependent_p): New function.
21911 (refs_output_dependent_p): Likewise.
21912 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
21913 (refs_output_dependent_p): Likewise.
21914 * doc/tree-ssa.texi (Memory model): New section.
21915 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21916 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21917 * cfgexpand.c (expand_gimple_basic_block): Do not handle
21918 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
21919 * expr.c (expand_expr_real_1): Likewise.
21920 * gimple-low.c (lower_stmt): Likewise.
21921 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
21922 (dump_gimple_cdt): Remove.
21923 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21924 (gimple_size): Likewise.
21925 (walk_gimple_op): Likewise.
21926 (is_gimple_stmt): Likewise.
21927 (walk_stmt_load_store_addr_ops): Likewise.
21928 (gimple_build_cdt): Remove.
21929 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
21930 * gimple.h (gimple_cdt_new_type): Remove.
21931 (gimple_cdt_new_type_ptr): Likewise.
21932 (gimple_cdt_set_new_type): Likewise.
21933 (gimple_cdt_location): Likewise.
21934 (gimple_cdt_location_ptr): Likewise.
21935 (gimple_cdt_set_location): Likewise.
21936 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21937 * tree-cfg.c (remove_useless_stmts_1): Do not handle
21938 GIMPLE_CHANGE_DYNAMIC_TYPE.
21939 (verify_types_in_gimple_stmt): Likewise.
21940 * tree-inline.c (estimate_num_insns): Likewise.
21941 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
21942 (copy_decl_to_var): Likewise.
21943 (copy_result_decl_to_var): Likewise.
21944 * tree-pretty-print.c (dump_generic_node): Do not handle
21945 CHANGE_DYNAMIC_TYPE_EXPR.
21946 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
21947 * tree-ssa-operands.c (get_expr_operands): Likewise.
21948 * tree-ssa-structalias.c (struct variable_info): Remove
21949 no_tbaa_pruning member.
21950 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
21951 (unify_nodes): Do not copy it.
21952 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
21953 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
21954 (set_uids_in_ptset): Do not check it.
21955 (find_what_var_points_to): Likewise.
21956 (compute_tbaa_pruning): Remove.
21957 (compute_points_to_sets): Do not call it.
21958 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
21959 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
21960 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
21961 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
21962 (DECL_NO_TBAA_P): Likewise.
21963 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
21964 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
21965 (expand_omp_atomic_pipeline): Do not set it.
21966 * print-tree.c (print_node): Do not dump it.
21967 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
21970 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
21973 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
21976 2009-05-22 Mark Mitchell <mark@codesourcery.com>
21978 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
21981 2009-05-22 Ben Elliston <bje@au.ibm.com>
21983 * Makefile.in (bversion.h, s-bversion): New targets.
21984 (TOPLEV_H): Add bversion.h.
21985 * toplev.h: Include "bversion.h".
21986 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
21987 the __format__ attribute only if compiling with the same version
21988 of GCC as the sources (the "build version").
21990 2009-05-22 Ben Elliston <bje@au.ibm.com>
21992 * c-format.c (handle_format_attribute): Fix comment typo.
21994 2009-05-21 Steve Ellcey <sje@cup.hp.com>
21997 * config/ia64/ia64.opt (mfused-madd): New.
21998 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
21999 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
22000 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
22001 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
22002 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
22003 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
22004 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
22005 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
22006 instruction if !TARGET_FUSED_MADD.
22007 (fpma, fpms): Remove colon from name.
22009 2009-05-22 Richard Guenther <rguenther@suse.de>
22011 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
22012 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
22013 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
22015 (create_expression_by_pieces): Only convert if necessary.
22016 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
22017 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
22019 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
22021 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
22022 regular pattern from a template and rename it ...
22023 (*extzv_truncsi_exts): ... to this.
22025 2009-05-21 Richard Guenther <rguenther@suse.de>
22027 * cgraph.h (struct cgraph_node): Remove inline_decl member.
22028 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
22029 (cgraph_default_inline_p): Likewise.
22030 (cgraph_decide_inlining_incrementally): Likewise.
22032 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
22033 Uros Bizjak <ubizjak@gmail.com>
22035 * config/i386/cpuid.h (bit_MOVBE): New.
22037 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
22039 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
22040 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
22041 (ix86_handle_option): Handle OPT_mmovbe.
22042 (ix86_target_string): Add -mmovbe.
22043 (pta_flags): Add PTA_MOVBE.
22044 (processor_alias_table): Add PTA_MOVBE to "atom".
22045 (override_options): Handle PTA_MOVBE.
22047 * config/i386/i386.h (TARGET_MOVBE): New.
22049 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
22050 (*bswapsi_movbe): New.
22051 (*bswapdi_movbe): Likewise.
22052 (bswapdi2): Renamed to ...
22053 (*bswapdi_1): This.
22054 (bswapdi2): New expander.
22056 * config/i386/i386.opt (mmovbe): New.
22058 * doc/invoke.texi: Document -mmovbe.
22060 2009-05-21 Taras Glek <tglek@mozilla.com>
22062 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
22063 * gcc-plugin.h (plugin_init): Updated signature.
22064 * gcc-plugin.h (plugin_name_args): Moved to this header.
22065 * doc/plugins.texi (plugin_init): Updated documention to reflect
22067 * doc/plugins.texi (plugin_name_args): Added to documention.
22069 2009-05-21 Mark Mitchell <mark@codesourcery.com>
22071 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
22072 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
22074 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
22076 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
22077 JUMP_TABLE_DATA_P predicates where applicable.
22078 * config/i386/predicates.md: Ditto.
22079 * config/i386/sse.md: Ditto.
22081 2009-05-21 Jakub Jelinek <jakub@redhat.com>
22083 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
22084 operand2 -128 override length_immediate attribute to 1.
22085 * config/i386/predicates.md (constm128_operand): New predicate.
22087 * config/i386/i386.c (memory_address_length): Handle %r12
22088 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
22090 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
22091 mode look through optional ZERO_EXTEND and SUBREG.
22092 * config/i386/i386.md (R12_REG): New define_constant.
22093 (prefix_data16): For sse unit set also for MODE_TI insns.
22094 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
22095 insns set if operand 1 is ext_QIreg_operand.
22096 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
22097 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
22099 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
22100 mode from MODE_DI to MODE_SI.
22101 (movdi_1_rex64): Override modrm and length_immediate attributes
22102 only for movabs (TYPE_IMOV, alternative 2).
22103 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
22104 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
22105 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
22106 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
22107 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
22108 prefix_rex attribute if DImode.
22109 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
22110 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
22111 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
22112 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
22113 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
22114 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
22115 Likewise. For TYPE_IMOV clear length_immediate attribute.
22116 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
22117 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
22118 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
22119 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
22120 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
22121 or one operand TYPE_ISHIFT.
22122 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
22123 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
22124 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
22125 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
22126 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
22127 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
22128 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
22129 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
22130 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
22131 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
22132 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
22133 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
22134 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
22135 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
22136 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
22137 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
22138 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
22139 set mode attribute, don't override length attribute.
22140 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
22142 (return_internal_long): Set length attribute to 2 instead of 1.
22143 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
22144 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
22145 prefix_rex attribute.
22146 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
22148 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
22150 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22152 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
22154 2009-05-20 Ian Lance Taylor <iant@google.com>
22156 * tree.c (build_tree_list_vec_stat): New function.
22157 (ctor_to_vec): New function.
22158 (build_nt_call_vec): New function.
22159 (build_call_array): Change args to be a const pointer.
22160 (build_call_vec): New function.
22161 * tree.h (build_nt_call_vec): Declare.
22162 (build_tree_list_vec_stat): Declare.
22163 (build_tree_list_vec): Define.
22164 (build_call_array): Update declaration.
22165 (build_call_vec): Declare.
22166 (ctor_to_vec): Declare.
22167 * c-common.c (tree_vector_cache): New static variable.
22168 (make_tree_vector): New function.
22169 (release_tree_vector): New function.
22170 (make_tree_vector_single): New function.
22171 (make_tree_vector_copy): New function.
22172 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
22173 (make_tree_vector_single, make_tree_vector_copy): Declare.
22174 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
22175 (c_parser_expr_list): Don't manage cache here, instead call
22177 (c_parser_release_expr_list): Remove static function.
22178 (c_parser_vec_to_tree_list): Remove static function.
22179 (c_parser_attributes): Call build_tree_list_vec instead of
22180 c_parser_vec_to_tree_list. Call release_tree_vector instead of
22181 c_parser_release_expr_list.
22182 (c_parser_postfix_expression_after_primary): Likewise.
22183 (c_parser_objc_keywordexpr): Likewise.
22185 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
22187 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
22188 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
22189 TARGET_CONVERT_TO_TYPE.
22190 * hooks.c (hook_tree_const_tree_null): Define.
22191 * hooks.h (hook_tree_const_tree_null): Declare.
22192 * target.h (struct gcc_target): Add invalid_parameter_type,
22193 invalid_return_type, promoted_type, and convert_to_type fields.
22194 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
22195 (TARGET_INVALID_RETURN_TYPE): Define.
22196 (TARGET_PROMOTED_TYPE): Define.
22197 (TARGET_CONVERT_TO_TYPE): Define.
22198 (TARGET_INITIALIZER): Update for new fields.
22199 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
22200 (grokparms): Check targetm.invalid_parameter_type.
22201 * c-typeck.c (default_conversion): Check targetm.promoted_type.
22202 * c-convert.c (convert): Check targetm.convert_to_type.
22204 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
22206 * config/mips/mips.md (*extenddi_truncate<mode>,
22207 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
22209 (*extendhi_truncateqi): New define_insn_and_sptit.
22211 2009-05-20 Jakub Jelinek <jakub@redhat.com>
22213 PR middle-end/40204
22214 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
22215 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
22217 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
22219 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
22220 the operand of VIEW_CONVERT_EXPR.
22222 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
22224 * config/i386/driver-i386.c (host_detect_local_cpu): Check
22225 extended family and model for Intel processors. Support Intel Atom.
22227 2009-05-20 Olivier Hainque <hainque@adacore.com>
22229 * gstab.h (stab_code_type): Define, to be used instead of the
22230 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
22232 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
22233 occurrences by stab_code_type.
22234 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
22236 2009-05-20 Martin Jambor <mjambor@suse.cz>
22238 * tree-flow.h (insert_edge_copies_seq): Undeclare.
22239 (sra_insert_before): Likewise.
22240 (sra_insert_after): Likewise.
22241 (sra_init_cache): Likewise.
22242 (sra_type_can_be_decomposed_p): Likewise.
22243 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
22244 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
22245 (sra_insert_before): Likewise.
22246 (sra_insert_after): Likewise.
22247 (sra_init_cache): Likewise.
22248 (insert_edge_copies_seq): Made static and moved upwards.
22250 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
22253 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
22255 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
22256 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
22259 2009-05-20 Richard Guenther <rguenther@suse.de>
22261 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
22262 with mismatched comparison modes.
22264 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22266 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
22267 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
22268 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
22269 with shifts for Thumb2.
22270 (orsi_notsi): New for orn.
22271 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
22272 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
22273 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
22274 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
22275 Don't invert remainder for IOR.
22277 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
22279 PR tree-optimization/40087
22280 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
22281 number_of_iterations_ne): Rename never_infinite argument.
22282 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
22283 number_of_iterations_le): Handle pointer-type ivs when
22284 exit_must_be_taken is false.
22285 (number_of_iterations_cond): Do not always assume that
22286 exit_must_be_taken if the control variable is a pointer.
22288 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
22290 * c-typeck.c (build_binary_op): Allow % on integal vectors.
22291 * doc/extend.texi (Vector Extension): Document that % is allowed too.
22293 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
22295 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
22296 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
22298 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
22301 * c.opt (Wlogical-op): Disabled by default.
22302 * c-opt (c_common_post_options): Do not enable Wlogical-op with
22304 * doc/invoke.texi (Wlogical-op): Likewise.
22306 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
22308 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
22310 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
22311 Propagate the type of the first operand.
22312 <ASSERT_EXPR>: Simplify.
22313 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
22314 Rewrite using the RHS code as discriminant.
22315 <NOP_EXPR>: Turn into CASE_CONVERT.
22316 <PLUS_EXPR>: Propagate the type of the first operand.
22318 2009-05-19 Steve Ellcey <sje@cup.hp.com>
22320 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
22321 (ia64_dconst_0_375): New.
22322 * config/ia64/ia64.c (ia64_override_options): Remove
22323 -minline-sqrt-min-latency warning.
22324 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
22325 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
22326 * config/ia64/ia64.md (*sqrt_approx): Remove.
22327 (sqrtsf2): Remove #if 0.
22328 (sqrtsf2_internal_thr): Rewrite and move to div.md.
22329 (sqrtdf): Remove assert.
22330 (sqrtdf2_internal_thr): Rewrite and move to div.md.
22331 (sqrtxf2): Remove #if 0.
22332 (sqrtxf2_internal_thr): Rewrite and move to div.md.
22333 * div.md (sqrt_approx_rf): New.
22334 (sqrtsf2_internal_thr): New implementation.
22335 (sqrtsf2_internal_lat): New.
22336 (sqrtdf2_internal_thr: New implementation.
22337 (sqrtxf2_internal): New implementation.
22339 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
22340 Hans-Peter Nilsson <hp@axis.com>
22342 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
22343 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
22344 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
22345 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
22346 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
22347 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
22348 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
22349 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
22350 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
22351 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
22352 * c-common.c: ...from here.
22354 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
22356 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
22358 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22360 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
22362 2009-05-19 Ben Elliston <bje@au.ibm.com>
22364 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
22365 assignments with memcpy calls.
22366 (add_fdes): Likewise.
22367 (binary_search_unencoded_fdes): Likewise.
22368 (linear_search_fdes): Eliminate type puns.
22370 2009-05-19 Richard Guenther <rguenther@suse.de>
22372 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
22373 not falsely claim to have propagated into all uses.
22375 2009-05-19 Ben Elliston <bje@au.ibm.com>
22377 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
22380 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
22382 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
22383 * config/sh/sh.c (sh_legitimate_address_p): Make static.
22384 (TARGET_LEGITIMATE_ADDRESS_P): New.
22385 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22386 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
22388 2009-05-18 Dodji Seketeli <dodji@redhat.com>
22391 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
22392 child of the containing namespace's DIE.
22394 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
22396 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
22397 *zero_extendhi_truncqi): Move after the zero_extend patterns.
22398 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
22401 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
22404 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
22405 gen_align with gen_pad.
22406 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
22407 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
22409 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
22410 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
22412 * config/i386/i386.md (align): Renamed to ...
22413 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
22414 ASM_OUTPUT_MAX_SKIP_PAD.
22416 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
22418 * config.gcc: Fix variable syntax.
22421 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
22422 before calling exact_log2.
22423 (output_iorsi3): Likewise.
22424 (output_xorsi3): Likewise.
22426 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
22428 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
22429 for the none zero constant operand except for EQ and NE
22430 comprisons even when the first operand is R0.
22432 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
22434 * config/s390/2064.md: Remove trailing whitespaces.
22435 * config/s390/2084.md: Likewise.
22436 * config/s390/constraints.md: Likewise.
22437 * config/s390/fixdfdi.h: Likewise.
22438 * config/s390/libgcc-glibc.ver: Likewise.
22439 * config/s390/s390-modes.def: Likewise.
22440 * config/s390/s390-protos.h: Likewise.
22441 * config/s390/s390.c: Likewise.
22442 * config/s390/s390.h: Likewise.
22443 * config/s390/s390.md: Likewise.
22444 * config/s390/tpf-unwind.h: Likewise.
22446 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
22448 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
22450 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
22453 * configure.ac (m68k-*-*): Check if binutils support TLS.
22454 * configure: Regenerate.
22455 * config/m68k/predicates.md (symbolic_operand): Extend comment.
22456 * config/m68k/constraints.md (Cu): New constraint.
22457 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
22458 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
22459 (movsi): Handle TLS symbols.
22460 (addsi3_5200): Handle XTLS symbols, indent.
22461 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
22462 (m68k_tls_reference_p): Declare.
22463 (m68k_legitimize_address): Declare.
22464 (m68k_unwrap_symbol): Declare.
22465 * config/m68k/m68k.opt (mxtls): New option.
22466 * config/m68k/m68k.c (ggc.h): Include.
22467 (m68k_output_dwarf_dtprel): Implement hook.
22468 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
22469 (m68k_expand_prologue): Load GOT pointer when function needs it.
22470 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
22471 (m68k_legitimate_constant_address_p): Same.
22472 (m68k_decompose_address): Handle TLS references.
22473 (m68k_get_gp): New static function.
22474 (enum m68k_reloc): New contants.
22475 (TLS_RELOC_P): New macro.
22476 (m68k_wrap_symbol): New static function.
22477 (m68k_unwrap_symbol): New function.
22478 (m68k_final_prescan_insn_1): New static function.
22479 (m68k_final_prescan_insn): New function.
22480 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
22482 (legitimize_pic_address): Handle TLS references..
22483 (m68k_tls_get_addr, m68k_get_tls_get_addr)
22484 (m68k_libcall_value_in_a0_p)
22485 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
22486 (m68k_call_m68k_read_tp): Helper variables and functions for ...
22487 (m68k_legitimize_tls_address): Handle TLS references.
22488 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
22490 (m68k_legitimize_address): Handle TLS symbols.
22491 (m68k_get_reloc_decoration): New static function.
22492 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
22494 (m68k_output_dwarf_dtprel): Implement hook.
22495 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
22496 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
22497 m68k_call_* routines.
22498 (sched_attr_op_type): Handle TLS symbols.
22499 (gt-m68k.h): Include.
22500 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
22501 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
22503 2009-05-18 Martin Jambor <mjambor@suse.cz>
22505 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
22506 (visit_store_addr_for_mod_analysis): New function.
22507 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
22508 (determine_cst_member_ptr): Use gimple_assign_single_p.
22509 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
22510 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
22511 operands. Don't check number of operands of a NOP_EXPR.
22513 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
22515 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
22517 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
22520 * c-common.c (warn_logical_operator): Don't warn if one of
22521 expression isn't always true or false.
22523 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
22525 * config/i386/biarch32.h: New file.
22526 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
22528 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
22530 * config/mips/mips.md (*zero_extend<mode>_trunchi,
22531 *zero_extend<mode>_truncqi): Merge these into ...
22532 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
22533 Name the pattern following this as *zero_extendhi_truncqi.
22535 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
22537 PR middle-end/39301
22538 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
22539 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
22540 (output_info): Make field HOST_WIDEST_INT.
22541 (print_statistics): Use HOST_WIDEST_INT_PRINT.
22542 (dump_bitmat_statistics): Same.
22544 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
22546 * config.gcc (use_gcc_stdint): Set to wrap.
22547 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
22548 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
22549 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
22550 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
22551 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
22552 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
22553 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
22554 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
22556 2009-05-16 Joseph Myers <joseph@codesourcery.com>
22558 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
22560 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
22561 Move definitions earlier.
22562 (OPT_ARCH64, OPT_ARCH32): Define.
22563 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
22566 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
22569 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
22572 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
22574 * arm.md (movdi2): Copy non-reg values to DImode registers.
22576 2009-05-16 Jakub Jelinek <jakub@redhat.com>
22579 * final.c (label_to_max_skip): New function.
22580 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
22581 CODE_LABEL_NUMBER <= max_labelno.
22582 * output.h (label_to_max_skip): New prototype.
22583 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
22584 (ix86_avoid_jump_mispredicts): ... this. Don't define if
22585 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
22586 Handle CODE_LABELs with >= 16 byte alignment or with
22587 max_skip == (1 << align) - 1.
22588 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
22589 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
22592 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
22593 .p2align 3 if MAX_SKIP is smaller than 7.
22594 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
22596 2009-05-15 Ian Lance Taylor <iant@google.com>
22598 * alias.c (struct alias_set_entry_d): Rename from struct
22599 alias_set_entry. Change all uses.
22600 * except.c (struct call_site_record_d): Rename from struct
22601 call_site_record. Change all uses.
22602 * except.h (struct eh_region_d): Rename from struct eh_region.
22604 * gcse.c (struct hash_table_d): Rename from struct hash_table.
22606 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
22607 ivtype_map_elt. Change all uses.
22608 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
22610 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
22611 * graphite.h (struct name_tree_d): Rename from struct name_tree.
22613 (struct sese_d): Rename from struct sese. Change all uses.
22614 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
22615 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
22616 * optabs.h (struct optab_d): Rename from struct optab. Change all
22618 (struct convert_optab_d): Rename from struct convert_optab.
22620 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
22621 ipa_opt_pass. Change all uses.
22622 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
22625 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
22626 defined as a typedef.
22627 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
22630 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
22633 * fold-const.c (make_range,build_range_check,merge_ranges): Move
22635 (merge_ranges): Returns bool.
22636 * tree.h (make_range): .. to here.
22637 (build_range_check): Likewise.
22638 (merge_ranges): Likewise. Renamed from merge_ranges.
22639 * c-typeck.c (parser_build_binary_op): Update calls to
22640 warn_logical_operator.
22641 * c-common.c (warn_logical_operator): Add new warning.
22642 * c-common.h (warn_logical_operator): Update declaration.
22644 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
22646 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
22648 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22650 * doc/install.texi: Document MPC requirements, flags etc.
22652 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
22653 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
22654 Evaluate constant arguments.
22655 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
22656 (fold_builtin_1): Likewise, also evaluate constant arguments.
22657 Remove superfluous break.
22658 (do_mpc_ckconv): New.
22659 * real.h: Include mpc.h.
22660 * toplev.c (print_version): Output MPC version info if available.
22662 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
22664 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
22666 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
22668 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
22671 2009-05-15 Jan Hubicka <jh@suse.cz>
22673 * doc/invoke.texi (max-early-inliner-iterations): New flag.
22674 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
22675 (try_inline): Fix return value.
22676 (cgraph_decide_inlining_incrementally): Honor new value.
22677 (cgraph_early_inlining): Handle indirect inlining.
22678 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
22680 2009-05-15 Jan Hubicka <jh@suse.cz>
22682 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
22683 * cgraphunit.c (cgraph_finalize_function): Set it.
22684 (cgraph_expand_function): Use it.
22686 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
22688 * real.c (encode_ieee_half): Define.
22689 (decode_ieee_half): Define.
22690 (ieee_half_format): Define.
22691 (arm_half_format): Define.
22692 * real.h (ieee_half_format): Declare.
22693 (arm_half_format): Declare.
22695 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
22697 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
22698 swapped, and reversed optabs exist before trying to use them.
22700 2009-05-15 Paul Brook <paul@codesourcery.com>
22701 Sandra Loosemore <sandra@codesourcery.com>
22703 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
22704 loads. Allow PRE_DEC.
22705 (output_move_neon): Handle PRE_DEC.
22706 (arm_print_operand): Add 'A' for neon structure loads.
22707 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
22708 * config/arm/neon.md (neon_mov): Update comment.
22709 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
22711 (Um): New constraint.
22713 2009-05-15 Jan Hubicka <jh@suse.cz>
22715 Revert the following patch until testsuite fallout is fixed:
22716 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22717 * cgraph.h (struct inline_summary): New filed self_wize,
22718 size_inlining_benefit, self_time and time_inlining_benefit.
22719 (struct cgraph_global_info): Replace insns by time ans size fields.
22720 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22721 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22722 (ipcp_update_callgraph): Do not touch function bodies.
22723 * ipa-inline.c: Include except.h
22724 (MAX_TIME): New constant.
22725 (overall_insns): Remove
22726 (overall_size, max_benefit): New static variables.
22727 (cgraph_estimate_time_after_inlining): New function.
22728 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22729 (cgraph_clone_inlined_nodes): Update size.
22730 (cgraph_mark_inline_edge): Update size.
22731 (cgraph_estimate_growth): Use size info.
22732 (cgraph_check_inline_limits): Check size.
22733 (cgraph_default_inline_p): Likewise.
22734 (cgraph_edge_badness): Compute badness based on benefit and size cost.
22735 (cgraph_decide_recursive_inlining): Check size.
22736 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22738 (cgraph_decide_inlining): Likewise.
22739 (cgraph_decide_inlining_incrementally): Likewise; honor
22740 PARAM_EARLY_INLINING_INSNS.
22741 (likely_eliminated_by_inlining_p): New predicate.
22742 (estimate_function_body_sizes): New function.
22743 (compute_inline_parameters): Use it.
22744 * except.c (must_not_throw_labels): New function.
22745 * except.h (must_not_throw_labels): Declare.
22746 * tree-inline.c (init_inline_once): Kill inlining_weigths
22747 * tree-ssa-structalias.c: Avoid uninitialized warning.
22748 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22749 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22750 (PARAM_INLINE_CALL_COST): Remove.
22751 (PARAM_EARLY_INLINING_INSNS): New.
22753 2009-05-15 Richard Guenther <rguenther@suse.de>
22755 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
22756 not TODO_update_ssa.
22758 2009-05-15 Richard Guenther <rguenther@suse.de>
22760 PR tree-optimization/39999
22761 * gimple.h (gimple_expr_type): Use the expression type looking
22762 through useless conversions.
22763 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
22764 (vn_nary_op_insert_stmt): Likewise.
22765 (simplify_binary_expression): Likewise.
22767 2009-05-15 Richard Guenther <rguenther@suse.de>
22769 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22770 New options, enabled by default.
22771 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
22773 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
22774 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
22775 * tree-ssa-structalias.c (gate_tree_pta): New function.
22776 (pass_build_alias): Use it.
22778 2009-05-15 Joseph Myers <joseph@codesourcery.com>
22780 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
22781 recurse on an invariant address if a conversion from a pointer
22782 type to a wider integer type is involved.
22784 2009-05-15 Jan Hubicka <jh@suse.cz>
22786 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
22787 * cgraph.h (struct inline_summary): New filed self_wize,
22788 size_inlining_benefit, self_time and time_inlining_benefit.
22789 (struct cgraph_global_info): Replace insns by time ans size fields.
22790 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
22791 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
22792 (ipcp_update_callgraph): Do not touch function bodies.
22793 * ipa-inline.c: Include except.h
22794 (MAX_TIME): New constant.
22795 (overall_insns): Remove
22796 (overall_size, max_benefit): New static variables.
22797 (cgraph_estimate_time_after_inlining): New function.
22798 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
22799 (cgraph_clone_inlined_nodes): Update size.
22800 (cgraph_mark_inline_edge): Update size.
22801 (cgraph_estimate_growth): Use size info.
22802 (cgraph_check_inline_limits): Check size.
22803 (cgraph_default_inline_p): Likewise.
22804 (cgraph_edge_badness): Compute badness based on benefit and size cost.
22805 (cgraph_decide_recursive_inlining): Check size.
22806 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
22808 (cgraph_decide_inlining): Likewise.
22809 (cgraph_decide_inlining_incrementally): Likewise; honor
22810 PARAM_EARLY_INLINING_INSNS.
22811 (likely_eliminated_by_inlining_p): New predicate.
22812 (estimate_function_body_sizes): New function.
22813 (compute_inline_parameters): Use it.
22814 * except.c (must_not_throw_labels): New function.
22815 * except.h (must_not_throw_labels): Declare.
22816 * tree-inline.c (init_inline_once): Kill inlining_weigths
22817 * tree-ssa-structalias.c: Avoid uninitialized warning.
22818 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
22819 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
22820 (PARAM_INLINE_CALL_COST): Remove.
22821 (PARAM_EARLY_INLINING_INSNS): New.
22822 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
22823 (inline-call-cost): Remove.
22824 (early-inlining-insns): New.
22826 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
22828 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
22830 (print_int_cst_bounds_in_octal_p): Likewise.
22831 (dbxout_type): Adjust calls to above functions. Be prepared to deal
22833 * dwarf2out.c (base_type_die): Likewise.
22834 (is_subrange_type): Delete.
22835 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
22836 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
22837 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
22838 if the destination type is boolean.
22839 (build_range_check): Do not special-case subtypes.
22840 (fold_sign_changed_comparison): Likewise.
22841 (fold_unary): Likewise.
22842 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
22843 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
22844 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
22845 * tree.c (subrange_type_for_debug_p): New predicate based on the
22846 former is_subrange_type.
22847 * tree.h (subrange_type_for_debug_p): Declare.
22848 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
22849 (convert_affine_scev): Remove call to above function.
22850 (chrec_convert_aggressive): Likewise.
22851 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
22852 false for conversions involving subtypes.
22853 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
22854 (vrp_val_min): Likewise.
22855 (needs_overflow_infinity): Likewise.
22856 (extract_range_from_unary_expr): Likewise.
22858 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
22860 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
22861 * config/frv/frv.c: Likewise.
22862 * config/s390/s390.c: Likewise.
22863 * config/sparc/sparc.h: Likewise.
22864 * config/i386/i386.h: Likewise.
22865 * config/i386/i386.c: Likewise.
22866 * config/crx/crx.c: Likewise.
22867 * config/m68hc11/m68hc11.h: Likewise.
22868 * config/iq2000/iq2000.c: Likewise.
22869 * config/mn10300/mn10300.h: Likewise.
22870 * config/mn10300/mn10300.c: Likewise.
22871 * config/m68k/m68k.c: Likewise.
22872 * config/rs6000/rs6000.c: Likewise.
22873 * config/rs6000/xcoff.h: Likewise.
22874 * config/rs6000/linux64.h: Likewise.
22875 * config/rs6000/sysv4.h: Likewise.
22876 * config/score/score3.c: Likewise.
22877 * config/score/score7.c: Likewise.
22878 * config/score/score.c: Likewise.
22879 * config/arm/arm.md: Likewise.
22880 * config/mips/mips.c: Likewise.
22881 * config/mips/mips.md: Likewise.
22882 * config/bfin/bfin.h: Likewise.
22883 * config/pa/pa.c: Likewise.
22884 * config/pa/constraints.md: Likewise.
22886 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
22887 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
22888 * config/pdp11/pdp11.h: Use memory_address_p instead.
22890 2009-05-14 Ian Lance Taylor <iant@google.com>
22892 * passes.c (finish_optimization_passes): Change i to int.
22893 * plugin.c (plugins_active_p): Change event to int.
22894 (dump_active_plugins): Likewise.
22895 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
22897 * tree.c (tree_range_check_failed): Change c to unsigned int.
22898 (omp_clause_range_check_failed): Likewise.
22899 (build_common_builtin_nodes): Change mode to int. Add cast.
22900 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
22901 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
22903 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
22904 ++ or -- with a variable of enum type.
22906 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22909 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
22911 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22913 * store-motion.c: Do not include params.h
22914 * Makefile.in: Fix dependencies for various files.
22916 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
22918 * auto-inc-dec.c: Fix pass description, remove apparent
22919 accidental duplication.
22921 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
22923 PR middle-end/40147
22924 * ipa-utils.h (memory_identifier_string): Moved to ...
22925 * tree.h (memory_identifier_string): Here. Add GTY(()).
22927 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
22929 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
22930 in the former documentation of...
22931 (GO_IF_LEGITIMATE_ADDRESS): ... this.
22932 * ira-conflicts.c (get_dup_num): Use address_operand.
22933 * targhooks.c (default_legitimate_address_p): New.
22934 * targhooks.h (default_legitimate_address_p): New.
22935 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
22937 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
22938 * target.h (struct target): Add legitimate_address_p.
22939 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
22940 (TARGET_INITIALIZER): Include it.
22942 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22943 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
22944 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
22945 (TARGET_LEGITIMATE_ADDRESS_P): New.
22947 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22948 (REG_OK_STRICT_P): Delete.
22949 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
22950 (frv_legitimate_address_p_1): ... this.
22951 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
22952 (frv_legitimate_address_p_1): ... the renamed old
22953 frv_legitimate_address_p.
22954 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
22955 (TARGET_LEGITIMATE_ADDRESS_P): New.
22957 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22958 * config/s390/s390-protos.h (legitimate_address_p): Remove.
22959 * config/s390/s390.c (legitimate_address_p): Rename to...
22960 (s390_legitimate_address_p): ... this, make static.
22961 (legitimize_address): Adjust call.
22962 (TARGET_LEGITIMATE_ADDRESS_P): New.
22963 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
22965 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22966 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
22967 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
22968 (TARGET_LEGITIMATE_ADDRESS_P): New.
22970 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22971 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
22972 * config/spu/spu.c (spu_legitimate_address): Rename to...
22973 (spu_legitimate_address_p): ... this, make static.
22974 (TARGET_LEGITIMATE_ADDRESS_P): New.
22976 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22977 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
22978 * config/sparc/sparc.c (legitimate_address_p): Rename to...
22979 (sparc_legitimate_address_p): ... this, make static and return bool.
22980 (legitimize_address): Adjust call.
22981 (TARGET_LEGITIMATE_ADDRESS_P): New.
22983 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22984 * config/i386/i386-protos.h (legitimate_address_p): Remove.
22985 * config/i386/i386.c (legitimate_address_p): Rename to...
22986 (ix86_legitimate_address_p): ... this, make static.
22987 (constant_address_p): Move after it, adjust call.
22988 (TARGET_LEGITIMATE_ADDRESS_P): New.
22990 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22991 * config/avr/avr-protos.h (legitimate_address_p): Remove.
22992 * config/avr/avr.c (legitimate_address_p): Rename to...
22993 (avr_legitimate_address_p): ... this, make static.
22994 (legitimize_address): Adjust call.
22995 (TARGET_LEGITIMATE_ADDRESS_P): New.
22997 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
22998 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
22999 * config/crx/crx.c (crx_legitimate_address_p): Make static.
23000 (TARGET_LEGITIMATE_ADDRESS_P): New.
23002 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23003 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
23004 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
23005 (TARGET_LEGITIMATE_ADDRESS_P): New.
23007 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23008 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
23010 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
23012 (TARGET_LEGITIMATE_ADDRESS_P): New.
23014 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23015 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
23017 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
23019 (m68hc11_legitimate_address_p): ... this, make static.
23020 (go_if_legitimate_address_internal): Rename to...
23021 (m68hc11_legitimate_address_p_1): ... this.
23022 (legitimize_address): Adjust call.
23023 (TARGET_LEGITIMATE_ADDRESS_P): New.
23025 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23026 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
23027 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
23028 (TARGET_LEGITIMATE_ADDRESS_P): New.
23030 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23031 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
23032 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
23033 (mn10300_legitimate_address_p): ... this, make static.
23034 (TARGET_LEGITIMATE_ADDRESS_P): New.
23036 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23037 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
23038 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
23039 (TARGET_LEGITIMATE_ADDRESS_P): New.
23041 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23042 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
23043 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
23044 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23045 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
23046 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
23047 (rs6000_legitimate_address_p): ... this, make static.
23048 (TARGET_LEGITIMATE_ADDRESS_P): New.
23049 (REG_MODE_OK_FOR_BASE_P): Delete.
23050 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
23052 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23053 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
23055 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
23056 static, adjust types.
23057 (TARGET_LEGITIMATE_ADDRESS_P): New.
23059 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23060 * config/score/score.c (score_address_p): Rename to...
23061 (score_legitimate_address_p): ... this.
23062 (TARGET_LEGITIMATE_ADDRESS_P): New.
23063 * config/score/score3.c (score3_address_p): Rename to...
23064 (score3_legitimate_address_p): ... this.
23065 * config/score/score7.c (score7_address_p): Rename to...
23066 (score7_legitimate_address_p): ... this.
23068 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
23069 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
23070 GO_IF_LEGITIMATE_ADDRESS): Delete.
23071 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
23072 thumb2_legitimate_address_p): Delete.
23073 (arm_legitimate_address_p): Rename to...
23074 (arm_legitimate_address_outer_p): ... this.
23075 * config/arm/constraints.md ("Uq"): Adjust call.
23076 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
23077 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
23079 (arm_legitimate_address_outer_p): ... this.
23080 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
23082 (TARGET_LEGITIMATE_ADDRESS_P): New.
23084 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23085 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
23086 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
23087 (TARGET_LEGITIMATE_ADDRESS_P): New.
23089 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23090 * config/vax/vax-protos.h (legitimate_address_p): Remove.
23091 * config/vax/vax.c (legitimate_address_p): Rename to...
23092 (vax_legitimate_address_p): ... this, make static.
23093 (TARGET_LEGITIMATE_ADDRESS_P): New.
23095 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23096 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
23097 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
23098 (TARGET_LEGITIMATE_ADDRESS_P): New.
23100 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23101 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
23102 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
23103 (mmix_legitimate_address_p): ... this, make static.
23104 (TARGET_LEGITIMATE_ADDRESS_P): New.
23106 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
23107 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
23108 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
23109 (TARGET_LEGITIMATE_ADDRESS_P): New.
23111 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
23113 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
23114 of MODE_COMPLEX_INT.
23116 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
23118 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
23119 LCT_NORMAL in function call.
23120 * mips-tdump.c (print_file_desc): Add cast to enum type.
23121 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
23122 (mark_stabs): Add casts to enum types.
23123 (parse_stabs_common): Add casts to enum types.
23125 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
23127 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
23128 Check for invalid values of LETTER.
23130 2009-05-13 Taras Glek <tglek@mozilla.com>
23132 * attribs.c (register_attribute): moved out attribute registration
23133 into register_attribute.
23134 * doc/plugins.texi: Documented register_attribute and
23136 * gcc-plugin.h: Added forward decl for register_attribute.
23137 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
23138 * plugin.c (register_callback, invoke_plugin_callbacks): Added
23139 PLUGIN_ATTRIBUTES boilerplate.
23141 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
23143 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
23144 values even in sentinel and empty entries.
23145 (ms_printf_flag_specs): Likewise.
23146 (ms_scanf_flag_specs): Likewise.
23147 (ms_strftime_flag_specs): Likewise.
23148 (ms_print_char_table): Likewise.
23149 (ms_scan_char_table): Likewise.
23150 (ms_time_char_table): Likewise.
23152 2009-05-13 Doug Kwan <dougkwan@google.com>
23154 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
23156 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
23158 * config/mips/mips.md (store): Add attributes for QI and HI.
23160 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
23161 (truncdi<mode>2): ... this new pattern.
23163 2009-05-13 Brad Hards <bradh@kde.org>
23165 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
23167 2009-05-14 Jakub Jelinek <jakub@redhat.com>
23168 Ben Elliston <bje@au.ibm.com>
23170 PR middle-end/40035
23171 * dse.c (check_mem_read_rtx): Guard against width == -1.
23173 2009-05-13 Michael Matz <matz@suse.de>
23175 PR middle-end/39976
23176 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
23177 (trivially_conflicts_p): New function.
23178 (insert_backedge_copies): Use it.
23180 2009-05-13 Janis Johnson <janis187@us.ibm.com>
23182 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
23183 (handle_stdc_pragma): Use new enum constant names.
23184 (handle_pragma_float_const_decimal64): Ditto.
23186 2009-05-13 Ian Lance Taylor <iant@google.com>
23188 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
23191 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
23193 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
23194 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
23196 * config/m68k/m68k.h (FL_UCLINUX): Define.
23198 2009-05-13 Jan Hubicka <jh@suse.cz>
23200 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
23202 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
23204 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
23205 unless -fschedule-insns is specified.
23207 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
23210 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
23211 TARGET_EXPAND_CBRANCHDI4.
23212 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
23213 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
23214 (cmpeqdi): Fix comment.
23216 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
23218 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
23219 (sh_legitimate_address_p): Likewise.
23220 * config/sh/sh.c (sh_legitimate_index_p): New.
23221 (sh_legitimate_address_p): Likewise.
23222 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
23223 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
23224 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
23225 (MAYBE_BASE_REGISTER_RTX_P): New macro.
23226 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
23227 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
23228 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
23229 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
23230 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
23232 2009-05-12 Jan Hubicka <jh@suse.cz>
23234 * tree-inline.c (estimate_operator_cost): Add operands;
23235 when division happens by constant, it is cheap.
23236 (estimate_num_insns): Loads and stores are not having cost of 0;
23237 EH magic stuff is cheap; when computing runtime cost of switch,
23238 use log2 base of amount of its cases; builtin_expect has cost of 0;
23239 compute cost for moving return value of call.
23240 (init_inline_once): Initialize time_based flags.
23241 * tree-inline.h (eni_weights_d): Add time_based flag.
23243 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
23245 * df-core.c: Update head documentation.
23247 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
23250 * rs6000.c (rs6000_generate_compare): Use op1b instead of
23251 shadowing exisiting variable op1.
23253 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
23256 * config/i386/driver-i386.c (processor_signatures): New enum.
23257 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
23258 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
23259 processor signature to detect geode processor.
23261 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
23265 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
23267 * optabs.c (prepare_cmp_insn): Temporarily disable test that
23268 causes spurious differences between trunk and cond-optab branch.
23270 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
23272 * dojump.c (compare_from_rtx): Delete.
23273 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
23274 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
23275 if the comparison does not satisfy the predicate; test predicates for
23276 operands 2 and 3 of a cstore pattern. Don't try cstore optab
23277 further if one existing pattern fails.
23278 * expr.h (compare_from_rtx): Delete.
23279 (prepare_operand): Declare it.
23280 * optabs.c: Change "lib call" to "libcall" throughout.
23281 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
23282 HAVE_conditional_trap, emit_cmp_insn): Delete.
23283 (can_compare_p): Delete cmp_optab case.
23284 (prepare_float_lib_cmp): Return an rtx and a machine mode.
23285 Accept other parameters by value.
23286 (prepare_operand): Make non-static.
23287 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
23288 other parameters by value. Try to widen operands here based on
23289 an optab_methods argument and looking at cbranch_optab.
23290 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
23291 loop. Use cbranch_optab directly.
23292 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
23293 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
23295 (emit_conditional_move, emit_conditional_add): Inline what's needed
23296 of compare_from_rtx, using new prepare_cmp_insn for the rest.
23297 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
23298 with COMPARE. Move cmov_optab and cstore_optab above
23299 with cbranch_optab, move cmp_optab down with ucmp_optab,
23300 remove tst_otpab. Do not initialize trap_rtx.
23301 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
23302 for trap code. Do not check HAVE_conditional_trap. Use
23303 prepare_cmp_insn. Accept no predicate for operand 3.
23304 * optabs.h (OTI_cmp): Mark as used only for libcalls.
23305 (OTI_ctrap, ctrap_optab): New.
23306 (tst_optab): Delete.
23307 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
23308 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
23309 with lookup of ctrap_optab.
23310 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
23312 (ctrap_optab): New.
23314 * combine.c (combine_simplify_rtx, simplify_set): Do not
23315 special case comparing against zero for cc0 machines.
23316 * simplify-rtx.c (simplify_binary_operation_1): Never remove
23317 COMPARE on cc0 machines.
23318 (simplify_relational_operation): Return a new expression when
23319 a COMPARE could be removed.
23320 * final.c (final_scan_insn): Compare cc_status values
23321 against LHS of a (compare FOO (const_int 0)) cc0 source.
23322 Also check if cc_status.value is the full compare.
23324 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
23325 (cstoreMM4): Document.
23326 (conditional_trap): Document ctrapMM4 instead.
23327 (sync_compare_and_swapMM): Refer to cbranchcc4.
23328 (Dependent Patterns): Eliminate obsolete information referring to
23329 the old jump optimization phase.
23330 (Canonicalization): Include cbranchcc4 case, omit canonicalization
23331 of compares with 0 on cc0 machines.
23332 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
23333 avoiding references to cc0. Remove text about storing operands
23335 * doc/tm.texi (Condition Codes): Include blurb on different
23336 condition code representations, separate into subsections for
23337 CC0, MODE_CC and conditional execution.
23339 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
23340 alpha_emit_setcc): Accept operands and a machine mode.
23341 * config/alpha/alpha.c (alpha_emit_conditional_branch):
23342 Get code/op0/op1 from operands, use machine mode argument
23343 instead of alpha_compare.fp_p. Emit the branch here.
23344 (alpha_emit_setcc): Likewise, and return boolean.
23345 (alpha_emit_conditional_move): Likewise. Assert that
23346 cmp_op_mode == cmp_mode, and simplify accordingly.
23347 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
23348 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
23349 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
23351 (stack probe test): Use cbranchdi4.
23352 * config/alpha/predicates.md (alpha_cbranch_operator): New.
23354 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
23355 * config/arc/arc.h (movsicc, movsfcc): Use it.
23356 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
23357 (cbranchsi4, cstoresi4): New.
23358 (cmpsi, bCC and sCC expanders): Remove.
23360 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
23361 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
23362 * config/arm/predicates.md (arm_comparison_operator): Only include
23363 floating-point operators if there is a hardware floating-point unit.
23364 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
23365 deferring to cbranch_cc and cstore_cc respectively.
23366 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
23367 cbranch_cc, cstore_cc): New.
23368 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
23370 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
23372 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
23373 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
23375 (adjust_insn_length): Adjust calls.
23376 (avr_reorg): Handle (compare (foo) (const_int 0)).
23377 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
23378 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
23379 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
23380 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
23382 (cbranchqi4, cbranchhi4, cbranchsi4): New.
23383 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
23385 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
23386 (cbranchsi4, cstorebi4, cstoresi4): New.
23387 (movbisi): This insn is duplicate, split it to zero_extend.
23388 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
23389 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
23390 (bfin_optimize_loop): Use cbranch expander.
23391 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
23392 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
23393 (bfin_bimode_comparison_operator): ... this.
23394 (bfin_direct_comparison_operator): New.
23396 * config/cris/cris.c (cris_normal_notice_update_cc): Look
23397 inside (compare FOO (const_int 0)).
23398 (cris_rtx_costs): Handle ZERO_EXTRACT.
23399 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
23400 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
23401 (*tstdi_v32): Delete.
23402 (*cmpdi_non_v32): Add M alternative for operand 1.
23403 (cmpsi, cmp<mode>): Make private.
23404 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
23406 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
23408 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
23409 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
23410 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
23411 (cc_reg_operand): New.
23412 (any_cond): Delete.
23413 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
23414 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
23415 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
23416 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
23417 crx_expand_scond): Delete.
23419 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
23421 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
23422 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
23424 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
23425 cstoresi4, cstoresf4, cstoredf4): New.
23426 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
23427 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
23428 Receive the entire operands array.
23429 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
23430 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
23431 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
23432 Get test/op0/op1 from the operands array.
23433 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
23435 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
23436 (h8300_expand_store): New.
23437 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
23439 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
23440 (h8300_expand_store): New.
23441 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
23442 or do not try to produce (set (cc0) REG).
23443 (peepholes): Wrap arguments with COMPARE. Add a peephole to
23444 change a compare into a move to a scratch register. Disable some
23445 peepholes when comparing with zero.
23446 (tstsi, tsthi, tstsi, cmpqi): Make private.
23448 (bCC, sCC): Delete.
23449 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
23452 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
23453 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
23454 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
23455 (ix86_emit_i387_log1p): Use cbranchxf2.
23456 (ix86_expand_setcc): Return void.
23457 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
23458 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
23459 cmp<MODEF>, cmpcc): Remove.
23460 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
23461 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
23462 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
23463 (sCC and bCC expanders): Remove.
23464 (stack_protect_test): Use cbranchcc4.
23466 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
23468 (ia64_expand_compare): Accept three rtx by reference and return void.
23469 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
23470 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
23471 from *expr. Update *expr with the BImode comparison to do.
23472 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
23473 cmptf, bCC, sCC, conditional_trap): Delete.
23474 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
23475 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
23476 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
23477 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
23478 * config/ia64/predicates.md (ia64_cbranch_operator): New.
23480 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
23481 type of last argument.
23482 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
23483 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
23484 use machine mode argument instead of branch_type. Remove dead
23485 code for floating-point comparisons.
23486 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
23487 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
23489 (cbranchsi4, cstoresi4): New.
23490 * config/iq2000/predicates.md (reg_or_const_operand): New.
23492 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
23493 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
23494 (b<code>_op): Rewrite to...
23495 (bcc_op): ... this, using match_operator.
23496 (s<code>_op): Rewrite to...
23497 (scc_op): ... this, using match_operator.
23498 (s<code>_24_op): Rewrite to...
23499 (scc_op_24): ... this, using match_operator.
23500 (s<code>_<mode>): Rewrite to...
23501 (cstore<mode>4): ... this, using match_operator.
23502 (s<code>_<mode>_24): Rewrite to...
23503 (cstore<mode>4_24): ... this, using match_operator.
23504 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
23505 m32c_unpend_compare, m32c_expand_scc): Delete.
23506 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
23507 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
23508 (m32c_expand_movcc): Change NE to EQ if necessary.
23509 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
23511 * config/m32r/m32r-protos.h (gen_cond_store): New.
23512 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
23513 (gen_cond_store): New, from sCC patterns.
23514 (m32r_expand_block_move): Use cbranchsi4.
23515 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
23516 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
23517 (cbranchsi4, cstoresi4): New.
23519 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
23521 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
23522 (m68hc11_notice_update_cc): Look into a compare with 0.
23523 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
23525 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
23526 cmphi, cmpqi, bCC): Delete.
23527 (cbranchsi4, cbranchhi4, cbranchqi4): New.
23528 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
23529 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
23532 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
23533 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
23534 * config/m68k/constraints.md (H): New.
23535 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
23536 the define_insn below.
23537 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
23538 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
23539 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
23540 patterns): Wrap RHS with COMPARE.
23541 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
23542 (*cmpdi_internal): Name this pattern.
23543 (cmpdi): Change to define_insn.
23544 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
23545 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
23546 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
23548 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
23549 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
23550 (conditional_trap): Change to...
23551 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
23552 (*conditional_trap): Use the ordered_comparison_operator and
23553 const1_operand predicates.
23554 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
23555 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
23556 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
23557 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
23559 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
23560 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
23561 (mcore_gen_compare): New.
23562 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
23563 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
23564 (mcore_gen_compare): ... this.
23565 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
23566 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
23567 (stack probe pattern): Use cbranchsi4.
23569 * config/mips/predicates.md (mips_cstore_operator): New.
23570 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
23571 * config/mips/mips.md (any_cond): Delete.
23572 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
23574 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
23575 fixuns_truncsfdi2): Use cbranch patterns.
23576 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
23577 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
23578 Adjust call to mips_expand_conditional_branch.
23579 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
23581 * config/mips/mips-protos.h (mips_expand_conditional_branch,
23582 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
23583 * config/mips/mips.c (cmp_operands): Delete.
23584 (mips_emit_compare): Get comparison operands from *op0/*op1.
23585 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
23586 that it succeeds. Use op0/op1 instead of cmp_operands.
23587 (mips_expand_conditional_branch, mips_expand_conditional_move,
23588 mips_expand_conditional_trap): Likewise.
23589 (mips_block_move_loop): Use cbranch patterns.
23590 * config/mips/mips.h (cmp_operands): Delete.
23592 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
23593 (mmix_gen_compare_reg): Just return a register in the right CC mode.
23594 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
23595 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
23596 (*cmpcc_folded): Rename to...
23597 (*cmpdi_folded): this.
23598 (*cmpcc): Rename to...
23600 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
23603 (cbranchdf4): New. Handle invalid comparisons here.
23604 * config/mmix/predicates.md (float_comparison_operator): New.
23606 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
23607 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
23608 * config/mn10300/mn10300.md (tst): Delete.
23609 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
23610 Name these patterns and wrap RHS in a compare.
23611 (*cmpsi): Make this pattern private. Include tst.
23612 (*cmpsf): Make this pattern private.
23613 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
23614 (compare with zero peepholes): Likewise.
23616 (cbranchsi4, cbranchsf4): New.
23617 (casesi): Use cbranchsi4.
23619 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
23620 hppa_branch_type): Delete.
23621 (return_addr_rtx): Use cbranchsi4.
23622 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
23623 Emit CCFPmode comparison here.
23624 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
23625 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
23626 hppa_branch_type): Delete.
23627 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
23628 (movsicc, movdicc): Remove references to hppa_compare_op0,
23629 hppa_compare_op1 and compare_from_rtx.
23630 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
23631 (casesi): Use cbranchsi4.
23633 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
23634 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
23635 * config/pdp11/pdp11.md (register_or_const0_operand): New.
23636 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
23637 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
23639 (cbranchdf4, cbranchhi4, cbranchqi4): New.
23640 (*branch, *branch_inverted): New.
23642 * config/picochip/picochip.md (cbranchhi4): Use
23643 ordered_comparison_operator.
23644 (cmphi, bCC): Remove.
23646 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
23647 (trap_comparison_operator): Delete.
23648 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
23649 rs6000_emit_cbranch): Accept mode and operands.
23650 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
23651 rs6000_compare_fp_p): Delete.
23652 (rs6000_generate_compare): Accept mode and comparison. Extract code
23653 and op0/op1 from there. Replace references to rs6000_compare_op0
23654 and rs6000_compare_op1.
23655 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
23656 extract result from passed operands.
23657 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
23658 extract loc from passed operands.
23659 (rs6000_emit_cmove): Likewise.
23660 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
23661 rs6000_compare_fp_p): Delete.
23662 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
23663 (cbranch<GPR>4, cbranch<FP>4): New.
23664 (cstore<mode>4): New. Consolidate here all choices about when to use
23665 portable or specialized sCC sequences.
23666 (stack_protect_test): Use cbranchsi4.
23667 (conditional_trap): Replace with ctrap<GPR>4.
23668 (conditional trap insn): Replace trap_comparison_operator with
23669 ordered_comparison_operator.
23671 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
23672 (s390_emit_prologue): Use ctrap.
23673 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
23674 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
23675 New predicates replacing...
23676 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
23677 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
23678 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
23679 (add<mode>cc): Do not use s390_compare_op0/op1.
23680 (s<code>): Change to...
23681 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
23682 (seq): Change to...
23683 (cstorecc4): ... this. Handle EQ or NE equally.
23684 (*sne): Un-privatize for use in cstorecc4.
23685 (b<code>): Change to...
23686 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
23687 (conditional_trap): Replace with...
23688 (ctrap<GPR>4, ctrap<FP>4): ... these.
23689 (stack_protect): Use cbranchcc4.
23691 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
23692 * config/score/score-protos.h (score_gen_cmp): Delete.
23693 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
23694 (score_block_move-loop): Use cbranchsi4.
23695 * config/score/score.md (cbranchsi4): New.
23696 (cmpsi, bCC): Delete.
23697 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
23698 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
23699 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
23700 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
23701 * config/score/score3.h (score3_gen_cmp): Delete.
23702 * config/score/score7.h (score7_gen_cmp): Delete.
23704 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
23705 (sh_emit_scc_to_t): ... this. Return void.
23706 (from_compare): Rename to...
23707 (sh_emit_compare_and_branch): ... this.
23708 (sh_emit_compare_and_set): New.
23709 (sh_expand_t_scc): Accept operands.
23710 * config/sh/predicates.md (sh_float_comparison_operator): New.
23711 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
23712 (prepare_scc_operands): Rename to...
23713 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
23715 (sh_emit_cheap_store_flag): New.
23716 (sh_emit_set_t_insn): New.
23717 (from_compare): Rename to...
23718 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
23719 handling of TARGET_SH2E floating point to avoid recursive call.
23720 Generate branch here.
23721 (sh_emit_compare_and_set): New.
23722 (sh_expand_t_scc): Get op0/op1 from arguments.
23723 (sh_emit_cheap_store_flag): New.
23724 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
23726 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
23727 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
23728 (movsicc, movdicc): Do nothing when it recreated operands from
23729 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
23730 prepare_scc_operands (now sh_emit_scc_to_t).
23731 (udivdi3): Use cstoresi4.
23732 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
23733 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
23734 (cbranchint4_media, cbranchfp4_media): New.
23735 (casesi): Use cbranchdi4.
23736 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
23738 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
23739 (movnegt): Remove second operand.
23740 (cbranchsf4, cbranchdf4): New.
23741 (stack_protect): Use cbranchdi4/cbranchsi4.
23743 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
23744 (gen_compare_reg): Accept comparison, extract part of it to...
23745 (gen_compare_reg_1): ... this.
23746 (gen_compare_operator): Delete.
23747 (gen_v9_scc): Accept separate destination, comparison code and arms.
23748 Do not use sparc_compare_op0/sparc_compare_op1.
23749 (emit_scc_insn, emit_conditional_branch_insn): New.
23750 (emit_v9_brxx): Make static. Remove useless assertion.
23751 (sparc_emit_float_lib_cmp): Return RTL instead of calling
23753 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
23754 * config/sparc/sparc-protos.h (gen_compare_reg,
23755 sparc_emit_float_lib_cmp): Adjust prototype.
23756 (emit_scc_insn, emit_conditional_branch_insn): New.
23757 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
23758 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
23759 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
23760 iterators to the top.
23761 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
23762 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
23763 snedi_special_trunc): Delete.
23764 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
23765 and snedi_special_trunc.
23766 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
23767 cbranchdi4, cbranch<F:mode>4): New.
23768 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
23769 here. Use gen_compare_reg instead of gen_compare_operator.
23770 (conditional_trap): Replace with...
23771 (ctrapsi4, ctrapdi4): ... this.
23772 (stack_protect_test): Use cbranchcc4.
23774 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
23776 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
23777 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
23778 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
23779 from operands[0] or operands[3] depending on is_set.
23780 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
23781 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
23782 cmpdf, bCC), sCC: Remove.
23783 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
23784 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
23786 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
23787 spu_emit_branch_or_set.
23789 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
23791 * config/stormy16/stormy16.h (xstormy16_compare_op0,
23792 xstormy16_compare_op1): Delete.
23793 * config/stormy16/stormy16.c (xstormy16_compare_op0,
23794 xstormy16_compare_op1): Delete.
23795 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
23797 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
23798 (cmphi, cmpsi, bCC): Remove.
23800 * config/v850/v850.md (tstsi, cmpsi): Fold into...
23801 (*cmpsi): ... this one.
23802 (cbranchsi4, cstoresi4): New.
23803 (bCC expanders): Delete.
23804 (sCC insns): Fold into...
23805 (*setcc): ... this one.
23806 (casesi): Do not use gen_cmpsi and gen_bgtu.
23807 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
23808 (movsicc): Simplify.
23809 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
23811 * config/vax/vax-protos.h (cond_name): New.
23812 (vax_output_conditional_branch): Remove.
23813 * config/vax/vax.c (cond_name): New.
23814 (vax_output_conditional_branch): Remove.
23815 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
23816 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
23817 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
23818 (bit<VAXint>): Wrap source with (compare).
23819 (b<code> and following unnamed pattern): Rename to *branch and
23820 *branch_reversed. Change macroization to match_operator.
23821 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
23823 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
23824 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
23825 Change last argument to machine_mode.
23826 (xtensa_expand_scc): Add machine_mode argument.
23827 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
23828 (gen_conditional_move, xtensa_expand_conditional_branch,
23829 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
23830 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
23831 Adjust operand numbers.
23832 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
23834 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
23835 (cmpsi, cmpsf, b<code>, s<code>): Delete.
23836 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
23838 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
23840 * optabs.c (prepare_cmp_insn): Temporarily disable test that
23841 causes spurious differences between trunk and cond-optab branch.
23843 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23846 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
23848 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
23850 * tree.c (iterative_hash_pointer): Delete.
23851 (iterative_hash_expr): Short-circuit handling of NULL pointer.
23852 Hash UIDs and versions of SSA names. Don't special-case built-in
23853 function declarations.
23855 2009-05-11 Ian Lance Taylor <iant@google.com>
23858 * graphite.c: Force -Wc++-compat to only be a warning before
23859 #including "cloog/cloog.h".
23861 2009-05-11 Martin Jambor <mjambor@suse.cz>
23863 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
23865 2009-05-11 Jan Hubicka <jh@suse.cz>
23867 * tree-ssa-loop-ivcanon.c: Include target.h
23868 (struct loop_size): new structure.
23869 (constant_after_peeling): New predicate.
23870 (tree_estimate_loop_size): New function.
23871 (estimated_unrolled_size): Rewrite for new estimates.
23872 (try_unroll_loop_completely): Use new estimates.
23873 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
23875 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
23877 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
23878 libcpp interface change.
23879 (spu_macro_to_expand): Likewise.
23881 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
23883 PR tree-optimization/40026
23884 * gimplify.c (gimplify_init_constructor): Change initial conditional
23885 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
23886 optimize_compound_literals_in_ctor.
23888 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
23890 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
23892 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
23894 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
23896 * tree-vect-data-refs.c (vect_analyze_group_access): Use
23897 HOST_WIDE_INT for gap.
23899 2009-05-11 Ira Rosen <irar@il.ibm.com>
23901 PR tree-optimization/40074
23902 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
23903 account in group size and step comparison.
23905 2009-05-11 Richard Guenther <rguenther@suse.de>
23907 * passes.c (init_optimization_passes): Strip now incorrect comment.
23908 (execute_function_todo): Do not set PROP_alias.
23909 * tree-pass.h (PROP_alias): Remove.
23910 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
23911 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
23912 * tree-nrv.c (pass_return_slot): Likewise.
23913 * tree-object-size.c (pass_object_sizes): Likewise.
23914 * tree-ssa-dom.c (pass_dominator): Likewise.
23915 (pass_phi_only_cprop): Likewise.
23916 * tree-ssa-dse.c (pass_dse): Likewise.
23917 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
23918 (pass_cselim): Likewise.
23919 * tree-ssa-pre.c (pass_pre): Likewise.
23920 (pass_fre): Likewise.
23921 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
23922 * tree-ssa-sink.c (pass_sink_code): Likewise.
23923 * tree-stdarg.c (pass_stdarg): Likewise.
23924 * tree-tailcall.c (pass_tail_calls): Likewise.
23925 * tree-vrp.c (pass_vrp): Likewise.
23927 2009-05-10 Ian Lance Taylor <iant@google.com>
23929 * basic-block.h (enum profile_status): Break out of struct
23930 control_flow_graph.
23931 * cgraph.h (struct inline_summary): Break out of struct
23933 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
23934 of struct cgraph_order_sort.
23935 * combine.c (enum undo_kind): New enum, broken out of struct undo.
23936 * cse.c (struct branch_path): Break out of struct
23937 cse_basic_block_data.
23938 * except.h (enum eh_region_type): Break out of struct eh_region.
23939 * gcc.c (enum add_del): Break out of struct modify_target.
23940 * genrecog.c (enum decision_type): Break out of struct decision_test.
23941 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
23943 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
23944 * regmove.c (enum match_use): New enum, broken out of struct match.
23945 * sched-int.h (enum post_call_group): New enum, broken out of
23947 (struct deps_reg): Break out of struct deps.
23948 * target.h (struct asm_int_op): Break out of struct gcc_target.
23949 * tree-eh.c (struct goto_queue_node): Break out of struct
23951 * tree-inline.h (enum copy_body_cge_which): Break out of
23953 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
23955 * c-decl.c (in_struct, struct_types): New static variables.
23956 (pushtag): Add loc parameter. Change all callers.
23957 (lookup_tag): Add ploc parameter. Change all callers.
23958 (check_compound_literal_type): New function.
23959 (parser_xref_tag): Add loc parameter. Change all callers. If
23960 -Wc++-compat, warn about struct/union/enum types defined within a
23962 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
23963 and loc parameters. Change all callers. Change error calls to
23964 error_at, using loc. For a redefinition, if the location of the
23965 original definition is known, report it. Set in_struct and
23966 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
23967 (finish_struct): Add new parameters enclosing_in_struct and
23968 enclosing_struct_types. Change all callers. Set
23969 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
23970 in the struct. If in a struct, add this struct to struct_types.
23971 (start_enum): Add loc parameter. Change all callers. Use
23972 error_at for errors, using loc. For a redefinition, if the
23973 location of the original definition is known, report it. If in a
23974 struct, add this enum type to struct_types. If -Wc++-compat warn
23975 if in sizeof, typeof, or alignof.
23976 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
23977 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
23978 (c_parser_enum_specifier): Get enum location for start_enum.
23979 (c_parser_struct_or_union_specifier): Get struct location for
23980 start_struct. Save in_struct and struct_types status between
23981 start_struct and finish_struct.
23982 (c_parser_cast_expression): Get location of cast.
23983 (c_parser_alignof_expression): Get location of type.
23984 (c_parser_postfix_expression): Likewise.
23985 (c_parser_postfix_expression_after_paren_type): Add type_loc
23986 parameter. Change all callers. Call check_compound_literal_type.
23987 Use type_loc for error about variable size type.
23988 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
23989 of an enum constant from an enum type defined in a struct or union.
23990 (c_cast_expr): Add loc parameter. Change all callers. If
23991 -Wc++-compat, warn about defining a type in a cast.
23992 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
23993 (start_enum, start_struct, finish_struct): Update declarations.
23994 (parser_xref_tag, c_cast_expr): Update declarations.
23995 (check_compound_literal_type): Declare.
23997 2009-05-11 Ben Elliston <bje@au.ibm.com>
23999 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
24000 for recent libcpp interface change.
24001 (rs6000_macro_to_expand): Likewise.
24003 2009-05-10 Michael Matz <matz@suse.de>
24006 * config/arm/arm.c (require_pic_register): Emit on entry edge,
24007 not at entry of function.
24009 2009-05-10 Richard Guenther <rguenther@suse.de>
24011 PR tree-optimization/40081
24013 * tree-sra.c (instantiate_element): Instantiate scalar replacements
24014 using the main variant of the element type. Do not fiddle with
24015 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
24017 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
24018 structs with volatile fields.
24020 2009-05-10 Jan Hubicka <jh@suse.cz>
24022 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
24023 (estimate_move_cost): Assert that it does not get called for
24025 (estimate_num_insns): Skip VOID types in argument handling.
24026 (optimize_inline_calls): Delete unreachable blocks and verify that
24027 callgraph is valid.
24029 2009-05-10 Jan Hubicka <jh@suse.cz>
24031 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
24032 * cgraph.c (cgraph_mark_address_taken_node): New function.
24033 (dump_cgraph_node): Dump new flag.
24034 * cgraph.h (struct cgraph_node): Add address_taken.
24035 (cgraph_mark_address_taken_node): New function.
24036 * ipa.c (cgraph_postorder): Prioritize functions with address taken
24037 since new direct calls can be born.
24039 2009-05-10 Joseph Myers <joseph@codesourcery.com>
24041 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
24042 tok->val.node.node.
24044 2009-05-10 Jan Hubicka <jh@suse.cz>
24046 PR middle-end/40084
24047 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
24049 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
24050 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
24051 * tree-inline.c (copy_bb): Set frequency correctly.
24052 (fold_marked_statements): Update call to
24053 cgraph_update_edges_for_call_stmt.
24055 2009-05-10 Joseph Myers <joseph@codesourcery.com>
24057 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
24058 identifiers in diagnostics.
24059 * config/arm/arm.c (arm_handle_fndecl_attribute,
24060 arm_handle_isr_attribute): Likewise.
24061 * config/avr/avr.c (avr_handle_progmem_attribute,
24062 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
24063 * config/bfin/bfin.c (handle_int_attribute,
24064 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
24065 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
24066 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
24068 * config/darwin.c (darwin_handle_kext_attribute,
24069 darwin_handle_weak_import_attribute): Likewise.
24070 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
24071 h8300_handle_eightbit_data_attribute,
24072 h8300_handle_tiny_data_attribute): Likewise.
24073 * config/i386/i386.c (ix86_handle_cconv_attribute,
24074 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
24075 * config/i386/winnt.c (ix86_handle_shared_attribute,
24076 ix86_handle_selectany_attribute): Likewise.
24077 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
24078 * config/m32c/m32c.c (function_vector_handler): Likewise.
24079 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
24080 m68hc11_handle_fntype_attribute): Likewise.
24081 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
24082 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
24083 * config/mips/mips.c (mips_insert_attributes,
24084 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
24085 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
24086 rs6000_handle_struct_attribute): Likewise.
24087 * config/sh/sh.c (sh_insert_attributes,
24088 sh_handle_resbank_handler_attribute,
24089 sh_handle_interrupt_handler_attribute,
24090 sh2a_handle_function_vector_handler_attribute,
24091 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
24093 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
24094 * config/spu/spu.c (spu_handle_fndecl_attribute,
24095 spu_handle_vector_attribute): Likewise.
24096 * config/stormy16/stormy16.c
24097 (xstormy16_handle_interrupt_attribute): Likewise.
24098 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
24099 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
24101 2009-05-10 Joseph Myers <joseph@codesourcery.com>
24103 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
24104 (pp_translate_identifiers): New.
24105 (pp_identifier): Only conditionally translate identifier to locale
24107 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
24108 (pp_base_tree_identifier): Only conditionally translate identifier
24109 to locale character set.
24110 * c-pretty-print.c (M_): Define.
24111 (pp_c_type_specifier, pp_c_primary_expression): Mark English
24112 fragments for conditional translation with M_.
24113 * tree-pretty-print.c (maybe_init_pretty_print): Disable
24114 identifier translation.
24116 2009-05-10 Richard Guenther <rguenther@suse.de>
24118 PR tree-optimization/40081
24119 * tree-sra.c (instantiate_element): Instantiate scalar replacements
24120 using the main variant of the element type. Do not fiddle with
24121 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
24123 2009-05-09 Jan Hubicka <jh@suse.cz>
24125 PR middle-end/40080
24126 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
24127 indirect calls; verify cgraph afterwards.
24129 2009-05-09 Jan Hubicka <jh@suse.cz>
24132 * ipa.c (update_inlined_to_pointer): New function.
24133 (cgraph_remove_unreachable_nodes): Use it.
24135 2009-05-09 Jan Hubicka <jh@suse.cz>
24137 * tree-eh.c (struct leh_state): Remove prev_try.
24138 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
24139 not track prev_try.
24140 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
24141 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
24142 remove_eh_handler_and_replace, foreach_reachable_handler,
24143 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
24144 * except.h (struct eh_region): Remove eh_region_u_cleanup.
24145 (gen_eh_region_cleanup): Update prototype.
24147 2009-05-09 Jan Hubicka <jh@suse.cz>
24149 PR middle-end/40043
24150 * except.c (copy_eh_region): Always set prev_try.
24151 (redirect_eh_edge_to_label): Find outer try.
24152 (foreach_reachable_handler): When looking for prev try
24153 handle case where previous try is not going to be taken.
24155 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
24157 PR tree-optimization/40049
24158 * tree-vect-stmts.c (vectorizable_operation): If the machine has
24159 only vector/vector shifts, convert the type of the constant to the
24160 appropriate type to avoid building incorrect trees, which
24161 eventually have problems with garbage collection.
24163 2009-05-08 Joseph Myers <joseph@codesourcery.com>
24165 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
24166 -1 for complex floating-point types if honoring signed zeros.
24168 2009-05-08 Jan Hubicka <jh@suse.cz>
24170 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
24171 argument; handle correctly when profile is absent.
24172 (build_cgraph_edges): Update.
24173 (rebuild_cgraph_edges): Update.
24174 * cgraph.c: Do not include varray.h.
24175 (cgraph_set_call_stmt_including_clones): New function.
24176 (cgraph_create_edge_including_clones): Likewise
24177 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
24178 (cgraph_update_edges_for_call_stmt): Handle clones.
24179 (cgraph_remove_node): Handle clone tree.
24180 (cgraph_remove_node_and_inline_clones): New function.
24181 (dump_cgraph_node): Dump clone tree.
24182 (cgraph_clone_node): Handle clone tree.
24183 (clone_function_name): Bring here from tree-inline.c.
24184 (cgraph_create_virtual_clone): New function.
24185 * cgraph.h (ipa_replace_map): Move here from ipa.h.
24186 (cgraph_clone_info): New function.
24187 (strut cgraph_node): Add clone_info and new clone tree pointers.
24188 (cgraph_remove_node_and_inline_clones,
24189 cgraph_set_call_stmt_including_clones,
24190 cgraph_create_edge_including_clones,
24191 cgraph_create_virtual_clone): Declare.
24192 (cgraph_function_versioning): Use VEC argument.
24193 (compute_call_stmt_bb_frequency): Update prototype.
24194 (cgraph_materialize_all_clones): New function.
24195 * ipa-cp.c (ipcp_update_cloned_node): Remove.
24196 (ipcp_create_replace_map): Update to VECtors.
24197 (ipcp_update_callgraph): Use virtual clones.
24198 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
24199 (ipcp_update_profiling): Do not update local profiling.
24200 (ipcp_insert_stage): Use VECtors and virtual clones.
24201 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
24202 (clone_of_p): New function.
24203 (cgraph_preserve_function_body_p): Use clone tree.
24204 (cgraph_optimize): Materialize clones.
24205 (cgraph_function_versioning): Update for VECtors.
24206 (save_inline_function_body): Use clone tree.
24207 (cgraph_materialize_clone): New function.
24208 (cgraph_materialize_all_clones): Likewise.
24209 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
24210 * ipa.c: Include gimple.h.
24211 (cgraph_remove_unreachable_nodes): Use clone tree.
24212 * ipa-prop.c (ipa_note_param_call): Update call to
24213 compute_call_stmt_bb_frequencycall.
24214 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
24215 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
24216 (copy_bb): Handle updating of clone tree; add new edge when new call
24218 (expand_call_inline): Be strict about every call having edge.
24219 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
24220 (delete_unreachable_blocks_update_callgraph): New function.
24221 (tree_function_versioning): Use VECtors; always remove unreachable
24222 blocks and fold conditionals.
24223 * tree-inline.h: Do not include varray.h.
24224 (tree_function_versioning): Remove.
24225 * Makefile.in (GTFILES): Remove tree-inline.c
24226 * passes.c (do_per_function): Do only functions having body.
24227 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
24230 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
24231 Andrew Morrow <acm@google.com>
24234 * c-common.c (c_common_attribute_table): Permit deprecated
24235 attribute to take an optional argument.
24236 (handle_deprecated_attribute): If the optional argument to
24237 __attribute__((deprecated)) is not a string ignore the attribute
24238 and emit a warning.
24240 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
24241 * c-typeck.c (build_component_ref): Likewise.
24242 (build_external_ref): Likewise.
24244 * toplev.c (warn_deprecated_use): Add an attribute argument.
24245 Emit the message associated with __attribute__((deprecated)).
24247 * toplev.h (warn_deprecated_use): Updated.
24249 * doc/extend.texi: Document new optional parameter to
24250 __attribute__((deprecated))
24252 2009-05-08 Michael Eager <eager@eagercon.com>
24254 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
24255 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
24257 2009-05-08 Richard Guenther <rguenther@suse.de>
24259 PR tree-optimization/40062
24260 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
24261 Avoid exponential behavior.
24263 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
24265 PR rtl-optimization/33928
24267 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
24268 process_uses, build_single_def_use_links): New.
24269 (update_df): Update use_def_ref.
24270 (forward_propagate_into): Use get_def_for_use instead of use-def
24272 (fwprop_init): Call build_single_def_use_links and let it initialize
24274 (fwprop_done): Free use_def_ref.
24275 (fwprop_addr): Eliminate duplicate call to df_set_flags.
24276 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
24277 df_rd_simulate_one_insn): New.
24278 (df_rd_bb_local_compute_process_def): Update head comment.
24279 (df_chain_create_bb): Use the new RD simulation functions.
24280 * df.h (df_rd_simulate_artificial_defs_at_top,
24281 df_rd_simulate_one_insn): New.
24282 * opts.c (decode_options): Enable fwprop at -O1.
24283 * doc/invoke.texi (-fforward-propagate): Document this.
24285 2009-05-08 Joseph Myers <joseph@codesourcery.com>
24288 * c-typeck.c (build_binary_op): Handle arithmetic between one real
24289 and one complex operand specially.
24290 * tree-complex.c (some_nonzerop): Do not identify a real value as
24291 zero if flag_signed_zeros.
24293 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
24295 PR rtl-optimization/33928
24296 * loop-invariant.c (record_use): Fix && vs. || mishap.
24298 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
24300 PR rtl-optimization/33928
24301 * loop-invariant.c (struct use): Add addr_use_p.
24302 (struct def): Add n_addr_uses.
24303 (struct invariant): Add cheap_address.
24304 (create_new_invariant): Set cheap_address.
24305 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
24306 (record_uses): Pass df_ref to record_use.
24307 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
24310 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
24312 * config/sh/sh.c: Do not include c-pragma.h.
24314 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
24316 * config/spu/spu.c: Remove include of c-common.h.
24318 2009-05-07 Janis Johnson <janis187@us.ibm.com>
24321 * c-common.h (mark_valid_location_for_stdc_pragma,
24322 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
24323 clear_float_const_decimal64, float_const_decimal64_p): New.
24324 * c.opt (Wunsuffixed-float-constants): New.
24325 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
24326 unsuffixed float constant, handle new warning.
24327 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
24328 * c-decl.c (c_scope): New flag float_const_decimal64.
24329 (set_float_const_decimal64, clear_float_const_decimal64,
24330 float_const_decimal64_p): New.
24331 (push_scope): Set new flag.
24332 * c-parser.c (c_parser_translation_unit): Mark when it's valid
24333 to use STDC pragmas.
24334 (c_parser_external_declaration): Ditto.
24335 (c_parser_compound_statement_nostart): Ditto.
24336 * c-pragma.c (valid_location_for_stdc_pragma,
24337 mark_valid_location_for_stdc_pragma,
24338 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
24339 handle_pragma_float_const_decimal64): New.
24340 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
24341 * cp/semantics.c (valid_location_for_stdc_pragma_p,
24342 set_float_const_decimal64, clear_float_const_decimal64,
24343 float_const_decimal64_p): New dummy functions.
24344 * doc/extend.texi (Decimal Float): Remove statement that the
24345 pragma, and suffix for double constants, are not supported.
24346 * doc/invoke.texi (Warning Options): List new option.
24347 (-Wunsuffixed-float-constants): New.
24349 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
24351 * config/i386/i386.c: Do not include c-common.h.
24353 2009-05-07 Mark Heffernan <meheff@google.com>
24355 * doc/invoke.texi (Debugging Options): Document change of debugging
24357 * opts.c (decode_options): Make dump_base_name relative to
24358 aux_base_name directory.
24360 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
24362 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
24363 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
24365 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
24367 * Makefile.in (install-plugin): Simplify a bit.
24369 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
24371 * Makefile.in (OBJS-common): Add regcprop.o.
24373 * timevar.def (TV_CPROP_REGISTERS): New.
24374 * regrename.c (regrename_optimize): Return 0.
24375 (rest_of_handle_regrename): Delete.
24376 (pass_rename_registers): Point to regrename_optimize.
24377 (struct value_data_entry, struct value_data,
24378 kill_value_one_regno, kill_value_regno, kill_value,
24379 set_value_regno, init_value_data, kill_clobbered_value,
24380 kill_set_value, kill_autoinc_value, copy_value,
24381 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
24382 replace_oldest_value_reg, replace_oldest_value_addr,
24383 replace_oldest_value_mem, copyprop_hardreg_forward_1,
24384 debug_value_data, validate_value_data): Move...
24385 * regcprop.c: ... here.
24386 (rest_of_handle_cprop): Delete.
24387 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
24389 2009-05-07 Jakub Jelinek <jakub@redhat.com>
24391 PR middle-end/40057
24392 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
24393 GEN_INT for 1 << bitnum.
24394 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
24395 build_int_cst_type.
24397 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
24399 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
24400 Remove wrong description of "nand" operation.
24402 2009-05-06 Richard Guenther <rguenther@suse.de>
24403 Adam Nemet <anemet@caviumnetworks.com>
24405 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
24406 comment. Add that if LHS is not a gimple register, then RHS1 has
24407 to be a single object (GIMPLE_SINGLE_RHS).
24409 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
24411 * expr.c (get_def_for_expr): Move it up in the file.
24412 (store_field): When expanding a bit-field store, look at the
24413 defining gimple stmt for the masking conversion.
24415 2009-05-06 Janis Johnson <janis187@us.ibm.com>
24417 PR middle-end/39986
24418 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
24419 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
24420 32-bit memcpy into long.
24422 2009-05-06 Jakub Jelinek <jakub@redhat.com>
24424 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
24425 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
24427 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
24428 instead of appending DW_OP_deref*.
24430 2009-05-06 Michael Matz <matz@suse.de>
24432 PR middle-end/40021
24433 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
24434 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
24436 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
24438 * Makefile.in (install-plugin): Fix srcdir handling.
24440 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
24442 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
24443 when processing for not_regs_needed bitmap.
24444 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
24445 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
24446 handling it for rhs.
24448 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
24450 * config/i386/i386.md (unnamed inc/dec peephole): Use
24451 optimize_insn_for_size_p instead of optimize_size.
24452 * config/i386/predicates.md (incdec_operand): Likewise.
24453 (aligned_operand): Likewise.
24454 * config/i386/sse.md (divv8sf3): Likewise.
24455 (sqrtv8sf2): Likewise.
24457 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
24459 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
24461 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
24463 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
24465 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
24466 ssemodesuffixf2c with avxmodesuffixf2c.
24468 2009-05-06 Joseph Myers <joseph@codesourcery.com>
24471 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
24473 2009-05-05 Jakub Jelinek <jakub@redhat.com>
24475 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
24476 (struct tree_base): Adjust spacing for 8 bit boundaries.
24477 (struct tree_decl_common): Add decl_by_reference_flag bit.
24478 (DECL_BY_REFERENCE): Adjust.
24479 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
24480 print DECL_BY_REFERENCE bit.
24481 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
24482 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
24483 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
24484 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
24487 PR middle-end/39666
24488 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
24489 range of the type, but default label is missing, add it with one
24490 of the existing labels instead of adding a new label for it.
24492 2009-05-05 Joseph Myers <joseph@codesourcery.com>
24496 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
24498 * Makefile.in (enable_plugin, plugin_includedir): New.
24499 (install): Depend on install-plugin.
24500 (PLUGIN_HEADERS): New.
24501 (install-plugin): New.
24502 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
24504 2009-05-05 Richard Guenther <rguenther@suse.de>
24506 PR tree-optimization/40022
24507 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
24509 (phivn_valid_p): Fix tuplification error, simplify.
24510 (phiprop_insert_phi): Add dumps.
24511 (propagate_with_phi): Simplify.
24513 2009-05-05 Richard Guenther <rguenther@suse.de>
24515 PR middle-end/40023
24516 * builtins.c (gimplify_va_arg_expr): Properly build the address.
24518 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
24520 * tree.h (strip_float_extensions): Remove duplicate declaration.
24521 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
24522 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
24523 block_ultimate_origin): Rearrange the declarations line to match the
24524 comment that indicates the .c file which the functions are defined.
24525 (dwarf2out_*, set_decl_rtl): Add comment.
24526 (get_base_address): Adjust comment.
24527 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
24528 declarations line and add comment.
24529 (is_builtin_name): Add blank after function name, for clarity.
24531 2009-05-04 Joseph Myers <joseph@codesourcery.com>
24533 * attribs.c (decl_attributes): Use %qE for identifiers in
24535 * cgraphunit.c (verify_cgraph_node): Translate function names to
24536 locale character set in diagnostics.
24537 * coverage.c (get_coverage_counts): Use %qE for identifiers in
24539 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
24540 Document that functions are named in UTF-8.
24541 * expr.c (expand_expr_real_1): Translate function names to locale
24542 character set in diagnostics.
24543 * gimplify.c (omp_notice_variable, omp_is_private,
24544 gimplify_scan_omp_clauses): Use %qE for identifiers in
24546 * langhooks.c (lhd_print_error_function): Translate function names
24547 to locale character set.
24548 * langhooks.h (decl_printable_name): Document that return value is
24549 in internal character set.
24550 * stmt.c: Include pretty-print.h
24551 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
24553 (resolve_operand_name_1): Translate named operand name to locale
24555 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
24557 * toplev.c (announce_function): Translate function names to locale
24559 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
24560 (default_tree_printer): Use pp_identifier or translate identifiers
24561 to locale character set. Mark "<anonymous>" for translation.
24562 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
24563 for identifiers in diagnostics.
24564 * tree.c (handle_dll_attribute): Use %qE for identifiers in
24566 * varasm.c (output_constructor): Use %qE for identifiers in
24569 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
24571 * configure.ac: use ` ` instead of $()
24572 * configure: Regenerate.
24574 2009-05-05 Ben Elliston <bje@au.ibm.com>
24576 * config/pa/linux-atomic.c: Eliminate conditional include of
24577 errno.h on non-LP64 systems to simplify build requirements.
24579 2009-05-04 Joseph Myers <joseph@codesourcery.com>
24581 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
24583 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
24584 and pass value to identifier_to_locale.
24585 (warn_variable_length_array): Make name a tree.
24586 (grokdeclarator): Separate diagnostic texts for named and unnamed
24587 declarators. Use %qE for named declarators.
24588 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
24590 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
24591 identifiers in diagnostics.
24592 * c-typeck.c (push_member_name, start_init): Pass identifiers to
24593 identifier_to_locale. Mark "anonymous" strings for translation.
24595 2009-05-04 Michael Eager <eager@eagercon.com>
24597 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
24598 address for DImode/DFmode only if double-precision FP regs.
24600 2009-05-04 Michael Eager <eager@eagercon.com>
24602 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
24603 TARGET_SINGLE_FLOAT check.
24605 2009-05-04 Michael Eager <eager@eagercon.com>
24607 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
24609 2009-05-04 Michael Eager <eager@eagercon.com>
24611 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
24612 * config/rs6000/t-xilinx: New
24614 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
24616 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
24617 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
24618 * gcc/explow.c (memory_address): Use target hook.
24619 * gcc/targhooks.c (default_legitimize_address): New.
24620 * gcc/targhooks.h (default_legitimize_address): New.
24621 * gcc/target.h (legitimize_address): New.
24622 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
24623 (TARGET_INITIALIZER): Include it.
24624 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
24626 * config/bfin/bfin-protos.h (legitimize_address): Remove.
24627 * config/bfin/bfin.c (legitimize_address): Remove.
24628 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
24629 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
24631 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
24632 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
24634 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
24635 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
24636 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
24637 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
24638 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
24639 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
24640 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
24641 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
24642 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
24643 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
24644 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
24645 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
24646 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
24647 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
24648 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
24649 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
24650 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
24651 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
24652 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
24653 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
24654 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
24655 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
24656 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
24658 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
24659 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
24660 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
24661 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
24662 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
24663 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
24664 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
24665 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
24666 (thumb_legitimize_address): Delete.
24667 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
24668 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
24669 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
24670 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
24671 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
24672 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
24674 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
24677 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
24678 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
24679 * config/m32r/m32r.c (m32r_legitimize_address): New.
24680 * config/m68k/m68k.c (m68k_legitimize_address): New.
24681 * config/score/score.c (score_legitimize_address): Standardize.
24682 * config/score/score3.c (score3_legitimize_address): Standardize.
24683 * config/score/score3.h (score3_legitimize_address): Adjust.
24684 * config/score/score7.c (score7_legitimize_address): Standardize.
24685 * config/score/score7.h (score7_legitimize_address): Adjust.
24686 * config/sh/sh.c (sh_legitimize_address): New.
24687 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
24689 * gcc/config/s390/s390.c (legitimize_address): Rename to...
24690 (s390_legitimize_address): ... this.
24691 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
24692 (sparc_legitimize_address): ... this.
24693 * gcc/config/i386/i386.c (legitimize_address): Rename to...
24694 (ix86_legitimize_address): ... this.
24695 * gcc/config/avr/avr.c (legitimize_address): Rename to...
24696 (avr_legitimize_address): ... this.
24697 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
24698 (mn10300_legitimize_address): ... this.
24699 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
24700 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
24701 (alpha_expand_mov): Adjust call.
24703 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
24704 * config/spu/spu.c (spu_legitimize_address): Likewise.
24705 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
24706 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
24708 2009-05-04 Joseph Myers <joseph@codesourcery.com>
24710 * intl.c (locale_encoding, locale_utf8): New.
24711 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
24712 * intl.h (locale_encoding, locale_utf8): Declare.
24713 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
24714 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
24716 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
24718 (pp_tree_identifier): Define to call pp_base_tree_identifier.
24719 (pp_base_tree_identifier): Declare as function.
24720 (identifier_to_locale): Declare.
24721 * Makefile.in (pretty-print.o): Update dependencies.
24722 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
24724 2009-05-04 Richard Guenther <rguenther@suse.de>
24726 PR middle-end/40015
24727 * builtins.c (fold_builtin_memory_op): Do not decay to element
24728 type if the size matches the whole array.
24730 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
24732 * expmed.c (synth_mult): When trying out a shift, pass the result
24735 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
24737 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
24738 (shiftsub1_cost): New.
24739 (init_expmed): Compute shiftsub1_cost.
24740 (synth_mult): Optimize multiplications by constants of the form
24741 -(2^^m-1) for some constant positive integer m.
24743 2009-05-03 Richard Guenther <rguenther@suse.de>
24746 * c-typeck.c (array_to_pointer_conversion): Do not built
24747 ADDR_EXPRs of arrays of pointer-to-element type.
24748 * c-gimplify.c (c_gimplify_expr): Revert change fixing
24749 up wrong ADDR_EXPRs after-the-fact.
24750 * c-common.c (strict_aliasing_warning): Strip pointer
24751 conversions for obtaining the original type.
24752 * builtins.c (fold_builtin_memset): Handle array types.
24753 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
24756 2009-05-03 Richard Guenther <rguenther@suse.de>
24758 PR middle-end/23329
24759 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
24760 Do not lose casts from array types with unknown extent to array
24761 types with known extent.
24762 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
24763 alias set compatibility.
24765 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
24767 * flags.h (extra_warnings): Delete.
24768 * toplev.c (process_options): Handle Wuninitialized here.
24769 * opts.c (extra_warnings): Delete.
24770 (set_Wextra): Delete.
24771 (common_handle_option): -Wextra can be handled automatically.
24772 * c-opts.c (c_common_handle_option): Delete obsolete code.
24773 (c_common_post_options): Simplify comment.
24774 * common.opt (W): Add Var.
24776 (Wuninitialized): Initialize to -1.
24778 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
24779 Richard Guenther <rguenther@suse.de>
24781 * expr.c (get_def_for_expr): New function.
24782 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
24783 SSA rather than trees.
24784 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
24785 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
24787 2009-05-03 Joseph Myers <joseph@codesourcery.com>
24789 * c-common.c (reswords): Add _Imaginary.
24790 * c-common.c (enum rid): Add RID_IMAGINARY.
24792 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
24794 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
24795 Patch by Richard Guenther.
24797 2009-05-03 Anatoly Sokolov <aesok@post.ru>
24799 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
24800 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
24801 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
24802 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
24803 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
24804 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
24805 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
24806 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
24807 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
24808 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
24809 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
24810 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
24811 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
24812 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
24813 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
24814 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
24815 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
24816 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
24818 2009-05-02 Richard Guenther <rguenther@suse.de>
24820 PR tree-optimization/39940
24821 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
24824 2009-05-02 Richard Guenther <rguenther@suse.de>
24826 PR middle-end/40001
24827 * tree-ssa.c (execute_update_addresses_taken): Properly check
24828 if we can mark a variable DECL_GIMPLE_REG_P.
24829 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
24830 back to the end of the function.
24831 (is_gimple_reg_type): Remove complex type special casing.
24832 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
24835 2009-05-02 Ben Elliston <bje@au.ibm.com>
24837 * doc/collect2.texi (Collect2): Document search path behaviour
24838 when configured with --with-ld.
24840 2009-05-02 Jan Hubicka <jh@suse.cz>
24842 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
24843 parameter; update callers.
24844 (coalesce_cost_edge): EH edges are costier because they needs
24845 splitting even if not critical and even more costier when there are
24846 multiple EH predecestors.
24848 2009-05-02 Jan Hubicka <jh@suse.cz>
24850 * except.c (remove_eh_handler_and_replace): Handle updating after
24851 removing TRY blocks.
24853 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
24855 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
24857 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
24859 * varasm.c: Do not include c-pragma.h.
24860 * attribs.c: Do not incude c-common.h.
24862 2009-05-01 Michael Matz <matz@suse.de>
24864 * calls.c (initialize_argument_information): Handle SSA names like
24865 decls with a non MEM_P DECL_RTL.
24867 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24869 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
24870 * ipa-utils.c: Likewise.
24871 * ipa-type-escape.c: Likewise.
24872 * cgraphunit.c Do not include c-common.h.
24873 * ipa-pure-const.c: Likewise.
24874 * tree-if-conv.c: Likewise.
24875 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
24876 * ipa-struct-reorg.c: Likewise.
24877 * tree-nomudflap.c: Likewise.
24878 * tree-ssa-structalias.c: Likewise.
24880 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
24882 * store-motion.c: Many cleanups to make this pass a first-class
24883 citizen instead of an appendix to gcse load motion. Add TODO list
24884 to make this pass faster/cleaner/better.
24886 (struct ls_expr): Post gcse.c-split cleanups.
24887 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
24888 "stores" field to "avail_stores".
24889 (pre_ldst_mems): Rename to store_motion_mems.
24890 (pre_ldst_table): Rename to store_motion_mems_table.
24891 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
24892 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
24893 (ldst_entry): Rename to st_expr_entry, update users.
24894 (free_ldst_entry): Rename to free_st_expr_entry, update users.
24895 (free_ldst_mems): Rename to free_store_motion_mems, update users.
24896 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
24898 (first_ls_expr): Rename to first_st_expr, update users.
24899 (next_ls_expr): Rename to next_st_expr, update users.
24900 (print_ldst_list): Rename to print_store_motion_mems. Print names of
24901 fields properly for store motion instead of names inherited from load
24903 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
24904 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
24907 (ae_kill): Rename to st_kill, update users.
24908 (ae_gen): Rename to st_avloc, update users.
24909 (transp): Rename to st_transp, update users.
24910 (pre_insert_map): Rename to st_insert_map, update users.
24911 (pre_delete_map): Rename to st_delete_map, update users.
24912 (insert_store, build_store_vectors, free_store_memory,
24913 one_store_motion_pass): Update for abovementioned changes.
24915 (gcse_subst_count, gcse_create_count): Remove.
24916 (one_store_motion_pass): New statistics counters "n_stores_deleted"
24917 and "n_stores_created", local variables.
24919 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
24922 (regvec, compute_store_table_current_insn): Remove.
24923 (reg_set_info, reg_clear_last_set): Remove.
24924 (compute_store_table): Use DF caches instead of local dataflow
24927 2009-05-01 Joseph Myers <joseph@codesourcery.com>
24929 * c-objc-common.c (c_tree_printer): Print identifiers with
24930 pp_identifier, not pp_string. Mark "({anonymous})" for
24932 * c-pretty-print.c (pp_c_ws_string): New.
24933 (pp_c_cv_qualifier, pp_c_type_specifier,
24934 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
24935 pp_c_storage_class_specifier, pp_c_function_specifier,
24936 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
24937 pp_c_primary_expression, pp_c_postfix_expression,
24938 pp_c_unary_expression, pp_c_shift_expression,
24939 pp_c_relational_expression, pp_c_equality_expression,
24940 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
24941 use pp_string and pp_c_ws_string in place of pp_identifier and
24942 pp_c_identifier for non-identifiers. Mark English strings for
24944 * c-pretty-print.h (pp_c_ws_string): Declare.
24946 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
24947 Roland McGrath <roland@redhat.com>
24949 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
24950 (ENABLE_LD_BUILDID): New configuration option.
24951 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
24952 (LINK_BUILDID_SPEC): New macro.
24953 (init_spec): If defined, prepend it between LINK_EH_SPEC and
24955 * doc/install.texi: Document --enable-linker-build-id option.
24956 * configure: Rebuild.
24957 * config.in: Rebuild.
24959 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
24961 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
24962 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
24963 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
24964 MIPS_GP_SAVE_AREA_SIZE.
24965 * config/mips/mips.c (struct mips_frame_info): Update comment
24966 before arg_pointer_offset and hard_frame_pointer_offset.
24967 (mips_compute_frame_info): Update diagram before function: to
24968 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
24969 indicate the position of frame_pointer_rtx with -fstack-protector and
24970 to show args_size. Don't allocate cprestore area for leaf functions
24971 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
24973 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
24975 2009-04-30 Michael Matz <matz@suse.de>
24977 PR tree-optimization/39955
24978 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
24980 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
24982 * ira.c (setup_cover_and_important_classes): Use safe macro
24983 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
24985 * genpreds.c (write_tm_preds_h): Output suitable definition of
24986 REG_CLASS_FOR_CONSTRAINT.
24988 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
24990 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
24992 * bitmap.c (bitmap_descriptor): Likewise.
24993 * ggc-common.c (loc_descriptor): Likewise.
24994 * varray.c (varray_descriptor): Likewise.
24995 * vec.c (vec_descriptor): Likewise.
24997 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
24999 * Makefile.in (dce.o): Add $(EXCEPT_H).
25000 * dce.c: Include except.h and delete redundant vector definitions.
25001 (deletable_insn_p): Return false for non-call insns that can throw
25004 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
25006 * gcse.c (ae_gen): Remove.
25007 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
25008 and make non-static function to make it available in store-motion.c.
25009 Update call sites with search-and-replace.
25010 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
25011 extract_mentioned_regs, extract_mentioned_regs_helper,
25012 find_moveable_store, compute_store_table, load_kills_store, find_loads,
25013 store_killed_in_insn, store_killed_after, store_killed_before,
25014 build_store_vectors, insert_insn_start_basic_block, insert-store,
25015 remove_reachable_equiv_notes, replace_store_insn, delete_store,
25016 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
25017 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
25018 * store-motion.c: ...new file. Also copy data structures from gcse.c
25019 and clean up to remove parts not used by store motion.
25020 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
25021 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
25023 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25026 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
25027 when optimizing for size.
25029 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
25031 * gcse.c (gcse_constant_p): Fix typo in last change.
25033 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
25035 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
25037 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
25039 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
25041 2009-04-29 James E. Wilson <wilson@codesourcery.com>
25043 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
25044 CONST_HIGH_PART result.
25046 2009-04-29 Anatoly Sokolov <aesok@post.ru>
25048 * config/avr/avr.c (initial_elimination_offset): Rename to
25049 avr_initial_elimination_offset.
25050 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
25051 change return type to bool.
25052 (avr_can_eliminate): New function.
25053 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
25054 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
25055 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
25056 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
25057 avr_initial_elimination_offset.
25058 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
25059 (avr_initial_elimination_offset): Define.
25061 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
25062 Steven Bosscher <steven@gcc.gnu.org>
25064 PR rtl-optimization/39938
25065 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
25066 * cfgrtl.c: Include insn-attr.h.
25067 (rest_of_pass_free_cfg): New function.
25068 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
25069 * resource.c (init_resource_info): Remove call to df_analyze.
25071 2009-04-29 Richard Guenther <rguenther@suse.de>
25074 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
25075 allow conversion to signed integers.
25077 2009-04-29 Richard Guenther <rguenther@suse.de>
25079 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
25080 shifts of floating point vectors if the shift amount is
25081 a constant multiple of the element size.
25083 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
25084 Michael Matz <matz@suse.de>
25086 PR middle-end/39927
25088 * tree-outof-ssa.c (emit_partition_copy): New function.
25089 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
25090 insert_part_to_rtx_on_edge): Perform the partition base var
25091 copy using emit_partition_copy.
25092 (insert_value_copy_on_edge): Convert constants to the right mode.
25093 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
25094 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
25096 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
25098 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
25099 scan backwards to try to find a constant to initialize it.
25101 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
25102 insn before the loop_end instruction, don't look past labels.
25104 2009-04-29 Richard Guenther <rguenther@suse.de>
25106 PR middle-end/39937
25107 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
25108 loose type conversions.
25109 (forward_propagate_addr_expr): Fix tuplification bug. Remove
25110 stmts only if there are no uses of its definition.
25112 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
25114 * config/bfin/bfin.h (splitting_loops): Declare.
25115 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
25116 Reorder bit definitions to be ascending.
25117 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
25118 * config/bfin/bfin.c (splitting_loops): New variable.
25119 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
25120 (struct loop_info): Remove members INIT and LOOP_INIT.
25121 (bfin_optimize_loop): Don't set them. Reorder the code that generates
25122 the LSETUP sequence. Allow LC to be loaded from any register, but
25123 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
25124 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
25126 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
25127 of reload_completed.
25130 * config/bfin/bfin.md (movsi_insn): Refine constraints.
25132 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
25134 * Makefile.in (PLUGIN_VERSION_H): New.
25135 (OBJS-common): Remove plugin-version.o.
25136 (plugin.o): Depend on (PLUGIN_VERSION_H).
25137 (plugin-version.o): Remove.
25138 * configure: Regenerate
25139 * configure.ac: Create plugin-version.h.
25140 * gcc-plugin.h (plugin_gcc_version): Remove.
25141 (plugin_default_version_check): Change signature.
25142 * plugin-version.c: Remove.
25143 * plugin.c: Include plugin-version.h.
25144 (str_plugin_gcc_version_name): Remove.
25145 (try_init_one_plugin): Pass gcc version to plugin_init.
25146 (plugin_default_version_check): Both gcc and plugin versions are now
25149 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
25151 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
25152 problematic last insns. Test for TYPE_CALL rather than CALL_P.
25153 Remove special case testing for last insn of inner loops. Don't fail
25154 if the loop ends with a jump, emit an extra nop instead.
25156 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
25157 DREGS rather than comparing directly. Remove code that tries to
25158 account for latencies.
25160 2009-04-29 Richard Guenther <rguenther@suse.de>
25162 PR tree-optimization/39941
25163 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
25164 eliminating an indirect call.
25166 2009-04-29 Richard Guenther <rguenther@suse.de>
25168 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
25169 parameter. Allow invariants as base if !require_lvalue.
25170 (verify_gimple_assign_single): Adjust.
25172 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
25174 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
25175 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
25176 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
25177 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
25178 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
25180 * config/bfin/bfin.c (bfin_expand_builtin,
25181 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
25183 2009-04-28 Richard Guenther <rguenther@suse.de>
25185 * tree-vect-loop.c (get_initial_def_for_induction): Use
25186 correct types for pointer increment.
25188 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25190 * toplev.c (print_version): Update GMP version string calculation.
25192 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
25194 PR rtl-optimization/39938
25195 * resource.c (init_resource_info): Add call to df_analyze.
25197 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
25199 * config/alpha/alpha.md (usegp): Cast the result of
25200 alpha_find_lo_sum_using_gp to enum attr_usegp.
25201 * config/alpha/alpha.c (override_options): Remove end-of-structure
25202 marker element from cpu_table. Use array size of cpu_table to handle
25203 -mcpu and -mtune options.
25204 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
25206 2009-04-28 Joseph Myers <joseph@codesourcery.com>
25208 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
25209 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
25210 tune_32 and tune_64.
25211 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
25212 support on PowerPC.
25213 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
25214 * config/rs6000/option-defaults.h: ... here. New file.
25215 (OPT_64, OPT_32): Define.
25216 (MASK_64BIT): Define to 0 if not already defined.
25217 (OPT_ARCH64, OPT_ARCH32): Define.
25218 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
25221 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25223 * config/arm/arm.c (arm_override_options): Emit error on using
25226 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
25228 PR rtl-optimization/39914
25229 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
25230 registers for allocnos created from user-defined variables only
25231 when not optimizing.
25233 2009-04-28 Richard Guenther <rguenther@suse.de>
25235 PR middle-end/39937
25236 * fold-const.c (fold_binary): Use distribute_real_division only
25239 2009-04-28 Steve Ellcey <sje@cup.hp.com>
25241 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
25242 add hpux-stdint.h to tm_file.
25243 (hppa[12]*-*-hpux11*): Ditto.
25244 (ia64*-*-hpux*): Ditto.
25245 * config/hpux-stdint.h: New.
25246 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
25247 __STDC_EXT__ for all compiles.
25248 * config/pa/pa-hpux.h: Ditto.
25249 * config/pa/pa-hpux10.h: Ditto.
25250 * config/pa/pa-hpux11.h: Ditto.
25252 2009-04-28 Catherine Moore <clm@codesourcery.com>
25254 * debug.h (set_name): Add comment.
25256 2009-04-28 Andrew Pinski <pinskia@gmail.com>
25259 * config/darwin.c (machopic_gen_offset): Check
25260 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
25261 * config/arm/arm.c (require_pic_register): Likewise.
25263 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
25265 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
25266 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
25267 m32c_promote_prototypes): Delete.
25269 2009-04-28 Michael Matz <matz@suse.de>
25271 PR middle-end/39922
25272 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
25275 2009-04-28 Richard Guenther <rguenther@suse.de>
25277 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
25279 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
25281 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
25282 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
25283 * config/arm/arm-tune.md: Regenerate.
25285 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
25287 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
25288 block if there are complex incoming edges.
25289 (sel_merge_blocks): Remove useless assert.
25290 (sel_redirect_edge_and_branch): Check that edge was redirected.
25291 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
25292 (sel_find_rgns): Delete declaration.
25293 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
25294 the region when it is not a preheader.
25296 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
25299 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
25301 2009-04-28 Richard Guenther <rguenther@suse.de>
25303 * tree.h (SSA_NAME_VALUE): Remove.
25304 (struct tree_ssa_name): Remove value_handle member.
25305 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
25306 array for jump threading.
25307 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
25309 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
25310 * tree-flow.h (threadedge_initialize_values): Declare.
25311 (threadedge_finalize_values): Likewise.
25312 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
25313 (SSA_NAME_VALUE): Define.
25314 (threadedge_initialize_values): New function.
25315 (threadedge_finalize_values): Likewise.
25316 * tree-ssa-dom.c (ssa_name_values): New global variable.
25317 (SSA_NAME_VALUE): Define.
25318 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
25320 2009-04-28 Ira Rosen <irar@il.ibm.com>
25322 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
25323 Use REPORT_VECTORIZED_LOCATIONS instead
25324 REPORT_VECTORIZED_LOOPS.
25325 * tree-vectorizer.c (vect_verbosity_level): Make static.
25326 (vect_loop_location): Rename to vect_location.
25327 (vect_set_verbosity_level): Update comment.
25328 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
25330 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
25331 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
25332 instead REPORT_UNVECTORIZED_LOOPS.
25333 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
25334 and vect_loop_def to vect_external_def and vect_internal_def.
25335 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
25336 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
25337 REPORT_UNVECTORIZED_LOCATIONS.
25338 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
25339 and vect_used_in_loop and to vect_unused_in_scope and
25340 vect_used_in_scope.
25341 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
25342 (vect_verbosity_level): Remove declaration.
25343 (vect_analyze_operations): Likewise.
25344 (vect_analyze_stmt): Declare.
25345 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
25346 REPORT_UNVECTORIZED_LOCATIONS.
25347 (vect_get_loop_niters): Fix indentation.
25348 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
25349 (vect_analyze_loop_operations): New function.
25350 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
25351 vect_analyze_operations.
25352 (vect_is_simple_reduction): Use new names.
25353 (vectorizable_live_operation, vect_transform_loop): Likewise.
25354 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
25355 to specify whether the data references can be a part of interleaving
25357 (vect_analyze_data_ref_dependence): Use new names.
25358 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
25359 (vect_create_addr_base_for_vector_ref): Remove redundant code.
25360 * tree-vect-patterns.c (widened_name_p): Use new names.
25361 (vect_recog_dot_prod_pattern): Likewise.
25362 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
25363 (process_use, vect_mark_stmts_to_be_vectorized,
25364 vect_model_simple_cost, vect_model_store_cost,
25365 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
25366 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
25367 vectorizable_operation, vectorizable_type_demotion,
25368 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
25369 vectorizable_condition): Likewise.
25370 (vect_analyze_operations): Split into vect_analyze_loop_operations
25372 (vect_analyze_stmt): ... new function.
25373 (new_stmt_vec_info): Use new names.
25374 (vect_is_simple_use): Use new names and fix comment.
25375 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
25376 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
25378 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
25381 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
25382 and integer modes for x87 operands. Do not ICE for unsupported size,
25383 generate error instead. Generate error for unsupported operand types.
25384 ['z']: Do not handle HImode memory operands specially. Warning
25385 for floating-point operands. Fallthru to 'Z' for unsupported operand
25386 types. Do not ICE for unsupported size, generate error instead.
25387 (output_387_binary_op): Use %Z to output operands.
25388 (output_fp_compare): Ditto.
25389 (output_387_reg_move): Ditto.
25391 2009-04-28 Ben Elliston <bje@au.ibm.com>
25396 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25398 * builtins.c (c_strlen): Do not warn here.
25399 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25400 * c-common.c (pointer_int_sum): Take an explicit location.
25401 Warn about offsets out of bounds.
25402 * c-common.h (pointer_int_sum): Adjust declaration.
25404 2009-04-27 Ian Lance Taylor <iant@google.com>
25406 * collect2.c (is_ctor_dtor): Change type of ret field in struct
25408 * dce.c (run_fast_df_dce): Change type of old_flags to int.
25409 * df-core.c (df_set_flags): Change return type to int. Change
25410 type of old_flags to int.
25411 (df_clear_flags): Likewise.
25412 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
25413 (df_get_conditional_uses): Likewise.
25414 * df.h (df_set_flags, df_clear_flags): Update declarations.
25415 * dwarf2out.c (struct indirect_string_node): Change type of form
25416 field to enum dwarf_form.
25417 (AT_string_form): Change return type to enum dwarf_form.
25418 * fixed-value.c (fixed_compare): Add cast to enum type.
25419 * fwprop.c (update_df): Change 0 to VOIDmode.
25420 * gensupport.c: Change 0 to UNKNOWN.
25421 * gimple.h (gimple_cond_code): Add cast to enum type.
25422 * haifa-sched.c (reemit_notes): Add cast to enum type.
25423 * hooks.c (hook_int_void_no_regs): Remove function.
25424 * hooks.h (hook_int_void_no_regs): Remove declaration.
25425 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
25426 * predict.c (combine_predictions_for_insn): Add casts to enum type.
25427 * real.c (real_arithmetic): Add cast to enum type.
25428 (real_compare): Likewise.
25429 * target.h (struct gcc_target): Change return type of
25430 branch_target_register_class to enum reg_class.
25431 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
25432 default_branch_target_register_class.
25433 * targhooks.c (default_branch_target_register_class): New function.
25434 * targhooks.h (default_branch_target_register_class): Declare.
25435 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
25436 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
25438 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
25440 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
25441 vect_uninitialized_def. Change 0 to ERROR_MARK.
25442 * tree-vect-stmts.c (supportable_widening_operation): Don't
25443 initialize icode1 and icode2.
25444 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
25445 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
25447 (cmn_err_flag_specs): Change 0 to STD_C89.
25448 (cmn_err_char_table): Likewise.
25449 * config/arm/arm.c (get_arm_condition_code): Change type of code
25450 to enum arm_cond_code.
25451 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
25452 (IWMMXT_BUILTIN2): Likewise.
25453 (neon_builtin_type_bits): Don't define typedef.
25454 (neon_builtin_datum): Change type of bits field to int.
25455 (arm_expand_neon_args): Add cast to enum type.
25456 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
25458 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
25459 casts to enum type.
25460 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
25462 * config/mips/mips.md (jal_macro): Return enum constant.
25463 (single_insn): Likewise.
25464 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
25466 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
25467 casts to enum type.
25468 * config/s390/s390.c (s390_tune_flags): Change type to int.
25469 (s390_arch_flags): Likewise.
25470 (s390_handle_arch_option): Change flags field of struct pta to int.
25471 * config/s390/s390.h (s390_tune_flags): Update declaration.
25472 (s390_arch_flags): Likewise.
25473 * config/sh/sh.c (prepare_move_operands): Compare
25474 tls_symbolic_operand result with enum constant.
25475 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
25476 (sh_expand_prologue): Add cast to enum type.
25477 (sh_expand_epilogue): Likewise.
25478 (tls_symbolic_operand): Change return type to enum tls_model.
25479 (fpscr_set_from_mem): Add cast to enum type.
25480 (legitimize_pic_address): Compare tls_symbolic_operand result with
25482 (sh_target_reg_class): Change return type to enum reg_class.
25483 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
25485 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
25486 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
25487 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
25488 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
25489 (delayed_branch, tls_call_delay): Likewise.
25490 (eligible_for_sibcall_delay): Likewise.
25491 (eligible_for_return_delay): Likewise.
25492 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
25493 (spu_expand_builtin_1): Likewise.
25495 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
25496 for all types of conversions.
25497 (output_init_element): Issue -Wc++-compat warning if needed when
25498 initializing a bitfield with enum type.
25499 * c-parser.c (c_parser_expression): Set original_type to
25500 original_type of right hand operand of comma operator.
25502 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25504 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
25506 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
25507 * doc/cpp.texi (Standard Predefined Macros)
25508 (Implementation-defined behavior): Likewise.
25509 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
25510 * doc/gimple.texi (GIMPLE Exception Handling)
25511 (@code{GIMPLE_ASSIGN}): Likewise.
25512 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
25513 * doc/invoke.texi (Warning Options, Optimize Options)
25514 (AVR Options, Darwin Options): Likewise.
25515 (Optimize Options): Reformulate -fwhole-program description.
25516 * doc/loop.texi (Lambda): Likewise.
25517 * doc/md.texi (Output Template, Define Constraints)
25518 (Standard Names, Insn Splitting): Likewise.
25519 * doc/options.texi (Option properties): Likewise.
25520 * doc/passes.texi (Tree-SSA passes): Likewise.
25521 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
25522 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
25523 (File Names and DBX): Likewise.
25524 * doc/trouble.texi (Incompatibilities): Likewise.
25526 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25528 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
25529 instruction is correct.
25531 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25533 Allow non-constant arguments to conversion intrinsics.
25534 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
25535 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
25536 * spu.c (print_operand): Handle 'v' and 'w'.
25537 (exp2_immediate_p, spu_gen_exp2): Define.
25538 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
25539 spu_convtf_1): Update parameter descriptions.
25540 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
25541 * constraints.md ('v', 'w'): New.
25542 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
25544 (i2f, I2F): New define_mode_attr.
25545 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
25546 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
25547 fixuns_truncv4sfv4si2): Update to use mode attribute.
25548 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
25549 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
25550 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
25551 patterns for combine.
25553 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
25555 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
25556 (cprop, hoist, pre, store_motion): New debug counters.
25557 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
25558 is not an RTL pass anymore.
25559 (pass_profiling): Remove extern decl for pass removed in 2005.
25560 (pass_gcse, pass_jump_bypass): Remove.
25561 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
25562 to 0 for clean state.
25563 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
25564 * cse.c (gate_handle_cse_after_global_opts,
25565 rest_of_handle_cse_after_global_opts): New functions.
25566 (pass_cse_after_global_opts): New pass, does local CSE.
25567 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
25568 (TV_CPROP): New timevar.
25569 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
25570 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
25571 (gcse_main, recompute_all_luids): Remove.
25572 (compute_hash_table_work): Call max_reg_num instead of reading
25574 (cprop_jump): Don't set run_jump_opt_after_gcse.
25575 (constprop_register): Always allow to alter jumps.
25576 (cprop_insn): Likewise.
25577 (do_local_cprop): Likewise.
25578 (local_cprop_pass): Likewise. Return non-zero if something changed.
25579 (cprop): Remove function, fold interesting bits into one_cprop_pass.
25580 (find_implicit_sets): Add note about missed optimization opportunity.
25581 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
25582 pass_rtl_cprop execute function.
25583 Don't bother tracking the pass number, each pass gets its own dumpfile
25585 Always allow to alter jumpsand bypass jumps.
25586 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
25587 will just find no suitable set.
25588 (pre_edge_insert): Fix dumping, this function is for PRE only.
25589 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
25590 pass_rtl_pre execute function.
25591 (hoist_code): Return non-zero if something changed. Keep track of
25592 substitutions and insertions for statistics gathering similar to PRE.
25593 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
25594 called from the pass_rtl_hoist execute function. Show pass statistics.
25595 (compute_store_table): Use max_reg_num directly instead of using the
25596 formerly global max_gcse_regno.
25597 (build_store_vectors): Likewise.
25598 (replace_store_insn): Fix dumping.
25599 (store_motion): Rename to ...
25600 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
25601 pass, called from the pass_rtl_store_motion execute function. Keep
25602 track of substitutions and insertions for statistics gathering similar
25604 (bypass_jumps): Remove, fold interesting bits into ...
25605 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
25606 from the pass_rtl_cprop execute function.
25607 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
25608 pass_jump_bypass): Remove.
25609 (gate_handle_gcse, rest_of_handle_gcse): Remove.
25610 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
25611 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
25612 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
25613 (gate_rtl_store_motion, execute_rtl_store_motion,
25614 pass_rtl_store_motion): New.
25615 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
25616 make it clear that -fcse-skip-blocks is a no-op for backward compat.
25617 * passes.c (init_optimization_passes): Remove pass_gcse and
25618 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
25619 and cse_after_global_opts in place of pass_gcse. Schedule cprop
25620 instead of pass_jump_bypass.
25622 2009-04-27 Richard Guenther <rguenther@suse.de>
25624 PR middle-end/39928
25625 * gimplify.c (gimplify_expr): If we are required to create
25626 a temporary make sure it ends up as register.
25628 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
25631 * config/i386/i386.c (construct_container): Don't call
25632 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
25633 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
25635 2009-04-27 Michael Matz <matz@suse.de>
25637 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
25638 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
25639 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
25640 (dump_replaceable_exprs): Take a bitmap.
25641 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
25643 (expand_gimple_basic_block): Likewise.
25644 * tree-ssa-ter.c (struct temp_expr_table_d): Make
25645 replaceable_expressions member a bitmap.
25646 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
25647 (mark_replaceable): Likewise.
25648 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
25649 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
25651 2009-04-27 Richard Guenther <rguenther@suse.de>
25653 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
25654 (verify_stmts): Dispatch to gimple/type verification code.
25655 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
25656 issue with call argument types.
25658 2009-04-27 Michael Matz <matz@suse.de>
25660 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
25661 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
25664 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
25665 Eric Botcazou <ebotcazou@adacore.com>
25667 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
25668 a label's basic block.
25669 (mark_target_live_regs): Tidy and rework obsolete comments.
25670 Change back DF problem to LIVE. If a label starts a basic block,
25671 assume that all registers that used to be live then still are.
25672 (init_resource_info): If a label starts a basic block, set its
25673 BLOCK_FOR_INSN accordingly.
25674 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
25676 2009-04-27 Richard Guenther <rguenther@suse.de>
25678 * tree-flow-inline.h (function_ann): Remove.
25679 (get_function_ann): Likewise.
25680 * tree-dfa.c (create_function_ann): Remove.
25681 * tree-flow.h (struct static_var_ann_d): Remove.
25682 (struct function_ann_d): Likewise.
25683 (union tree_ann_d): Remove fdecl member.
25684 (function_ann_t): Remove.
25685 (function_ann, get_function_ann, create_function_ann): Remove
25688 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
25690 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
25692 2009-04-27 Jan Hubicka <jh@suse.cz>
25694 * ipa-pure-const.c (struct funct_state_d): New fields
25695 state_previously_known, looping_previously_known; remove
25696 state_set_in_source.
25697 (analyze_function): Use new fields.
25698 (propagate): Avoid assumption that state_set_in_source imply
25701 * tree-ssa-loop-niter.c (finite_loop_p): New function.
25702 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
25703 * cfgloop.h (finite_loop_p): Declare.
25705 2009-04-26 Michael Matz <matz@suse.de>
25707 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
25709 2009-04-26 Michael Matz <matz@suse.de>
25711 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
25712 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
25713 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
25714 pass_mark_used_blocks): Remove.
25715 * tree-optimize.c (pass_free_datastructures,
25716 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
25717 * passes.c (init_optimization_passes): Don't call
25718 pass_mark_used_blocks, remove dead code.
25720 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
25722 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
25723 * tree-ssa-live.h (register_ssa_partition): Likewise.
25725 2009-04-26 Michael Matz <matz@suse.de>
25728 * builtins.c (fold_builtin_next_arg): Handle SSA names.
25729 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
25730 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
25732 (compare_pairs): Swap cost comparison.
25733 (coalesce_ssa_name): Don't use change_partition_var.
25734 * tree-nrv.c (struct nrv_data): Add modified member.
25735 (finalize_nrv_r): Set it.
25736 (tree_nrv): Use it to update statements.
25737 (pass_nrv): Require PROP_ssa.
25738 * tree-mudflap.c (mf_decl_cache_locals,
25739 mf_build_check_statement_for): Use make_rename_temp.
25740 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
25741 * alias.c (find_base_decl): Handle SSA names.
25742 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
25743 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
25744 * rtl.h (set_reg_attrs_for_parm): Declare.
25745 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
25746 to "optimized", remove unused locals at finish.
25747 (execute_free_datastructures): Make global, call
25748 delete_tree_cfg_annotations.
25749 (execute_free_cfg_annotations): Don't call
25750 delete_tree_cfg_annotations.
25752 * ssaexpand.h: New file.
25753 * expr.c (toplevel): Include ssaexpand.h.
25754 (expand_assignment): Handle SSA names the same as register variables.
25755 (expand_expr_real_1): Expand SSA names.
25756 * cfgexpand.c (toplevel): Include ssaexpand.h.
25757 (SA): New global variable.
25758 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
25759 (SSAVAR): New macro.
25760 (set_rtl): New helper function.
25761 (add_stack_var): Deal with SSA names, use set_rtl.
25762 (expand_one_stack_var_at): Likewise.
25763 (expand_one_stack_var): Deal with SSA names.
25764 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
25765 before unique numbers.
25766 (expand_stack_vars): Use set_rtl.
25767 (expand_one_var): Accept SSA names, add asserts for them, feed them
25768 to above subroutines.
25769 (expand_used_vars): Expand all partitions (without default defs),
25770 then only the local decls (ignoring those expanded already).
25771 (expand_gimple_cond): Remove edges when jumpif() expands an
25772 unconditional jump.
25773 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
25774 or remove abnormal edges. Ignore insns setting the LHS of a TERed
25776 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
25777 members of SA; deal with PARM_DECL partitions here; expand
25778 all PHI nodes, free tree datastructures and SA. Commit instructions
25779 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
25780 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
25781 info and statements at start, collect garbage at finish.
25782 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
25783 (VAR_ANN_PARTITION) Remove.
25784 (change_partition_var): Don't declare.
25785 (partition_to_var): Always return SSA names.
25786 (var_to_partition): Only accept SSA names.
25787 (register_ssa_partition): Only check argument.
25788 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
25790 (delete_var_map): Don't free it.
25791 (var_union): Only accept SSA names, simplify.
25792 (partition_view_init): Mark only useful SSA names as used.
25793 (partition_view_fini): Only deal with SSA names.
25794 (change_partition_var): Remove.
25795 (dump_var_map): Use ssa_name instead of partition_to_var member.
25796 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
25798 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
25799 (struct _elim_graph): New member const_dests; nodes member vector of
25801 (set_location_for_edge): New static helper.
25802 (create_temp): Remove.
25803 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
25804 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
25805 (new_elim_graph): Allocate const_dests member.
25806 (clean_elim_graph): Truncate const_dests member.
25807 (delete_elim_graph): Free const_dests member.
25808 (elim_graph_size): Adapt to new type of nodes member.
25809 (elim_graph_add_node): Likewise.
25810 (eliminate_name): Likewise.
25811 (eliminate_build): Don't take basic block argument, deal only with
25812 partition numbers, not variables.
25813 (get_temp_reg): New static helper.
25814 (elim_create): Use it, deal with RTL temporaries instead of trees.
25815 (eliminate_phi): Adjust all calls to new signature.
25816 (assign_vars, replace_use_variable, replace_def_variable): Remove.
25817 (rewrite_trees): Only do checking.
25818 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
25819 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
25820 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
25821 contains_tree_r, MAX_STMTS_IN_LATCH,
25822 process_single_block_loop_latch, analyze_edges_for_bb,
25823 perform_edge_inserts): Remove.
25824 (expand_phi_nodes): New global function.
25825 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
25826 functions, initialize new parameter, remember partitions having a
25828 (finish_out_of_ssa): New global function.
25829 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
25830 don't reset in_ssa_p here, don't disable TER when mudflap.
25831 (pass_del_ssa): Remove.
25832 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
25834 (execute_free_datastructures): Declare.
25835 * Makefile.in (SSAEXPAND_H): New variable.
25836 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
25837 * basic-block.h (commit_one_edge_insertion): Declare.
25838 * passes.c (init_optimization_passes): Move pass_nrv and
25839 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
25840 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
25841 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
25842 (redirect_branch_edge): Deal with super block when expanding, split
25843 out jump patching itself into ...
25844 (patch_jump_insn): ... here, new static helper.
25846 2009-04-26 Michael Matz <matz@suse.de>
25848 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
25849 beyond num_ssa_names.
25850 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
25851 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
25853 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25855 PR inline-asm/39543
25856 * fwprop.c (forward_propagate_asm): New function.
25857 (forward_propagate_and_simplify): Propagate also into __asm, if it
25858 doesn't increase the number of referenced registers.
25861 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
25863 2009-04-26 Jakub Jelinek <jakub@redhat.com>
25865 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
25866 note_nonlocal_vla_type for nonlocal VLAs.
25867 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
25868 contains_remapped_vars, remap_vla_decls): New functions.
25869 (convert_nonlocal_reference_stmt): If not optimizing, call
25870 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
25871 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
25872 if it wasn't found in var_map.
25873 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
25874 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
25875 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
25877 * gimplify.c (nonlocal_vlas): New variable.
25878 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
25880 (gimplify_body): Create and destroy nonlocal_vlas.
25882 * dwarf2out.c (loc_descr_plus_const): New function.
25883 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
25884 mem_loc_descriptor, loc_descriptor_from_tree_1,
25885 descr_info_loc, gen_variable_die): Use it.
25887 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
25888 !TREE_STATIC VAR_DECLs.
25889 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
25890 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
25891 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
25892 DECL_BY_REFERENCE is valid.
25893 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
25894 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
25895 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
25896 Copy DECL_BY_REFERENCE.
25897 (struct nesting_copy_body_data): New type.
25898 (nesting_copy_decl): New function.
25899 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
25900 if they have variable length.
25902 2009-04-26 Michael Matz <matz@suse.de>
25904 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
25905 mark new temporaries for renaming.
25907 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25910 * c-decl.c (global_bindings_p): Return negative value.
25911 (c_variable_size): New. Based on variable_size from
25913 (grokdeclarator): Call c_variable_size not variable_size.
25915 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
25917 * config/i386/i386.c (print_operand) ['z']: Fix typo.
25919 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
25921 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
25922 Redefine it to just use mingw/include.
25923 (ASM_SPEC): Rules for -m32 and -m64.
25924 (LINK_SPEC): Use Likewise.
25925 (SPEC_32): New define.
25926 (SPEC_64): Likewise.
25927 (SUB_LINK_SPEC): Likewise.
25928 (MULTILIB_DEFAULTS): New define.
25929 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
25930 Add multilib options.
25931 (MULTILIB_DIRNAMES): Likewise.
25932 (MULTILIB_OSDIRNAMES): Likewise.
25933 (LIBGCC): Likewise.
25934 (INSTALL_LIBGCC): Likewise.
25936 2009-04-26 Joseph Myers <joseph@codesourcery.com>
25939 * c-tree.h (enum c_inline_static_type): New.
25940 (record_inline_static): Declare.
25941 * c-decl.c (struct c_inline_static, c_inline_statics,
25942 record_inline_static, check_inline_statics): New.
25943 (pop_file_scope): Call check_inline_statics.
25944 (start_decl): Call record_inline_static instead of pedwarning
25945 directly for static in inline function.
25946 * c-typeck.c (build_external_ref): Call record_inline_static
25947 instead of pedwarning directly for static referenced in inline
25950 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
25952 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
25953 not new but only being rescanned.
25954 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
25955 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
25956 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
25957 record_set_info, compute_set, grealloc): Remove.
25958 (recompute_all_luids): New function.
25959 (gcse_main): Don't compute sets, and don't do related memory
25960 allocations/free-ing. If something changed before the end of the
25961 pass, update LUIDs using recompute_all_luids.
25962 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
25963 (free_gcse_mem): Don't free it either.
25964 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
25965 Use the df insn LUIDs.
25966 (load_killed_in_block): Likewise.
25967 (compute_hash_table_work): Don't compute reg_set_in_block.
25968 (compute_transp): Use DF_REG_DEF_CHAINs.
25969 (local_cprop_pass): Don't use compute_sets and related functions.
25970 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
25971 Use get_max_uid() instead of max_cuid.
25972 (insert_insn_end_basic_block, pre_insert_copy_insn,
25973 update_ld_motion_stores): Don't try to
25974 keep reg_set tables up to date.
25975 (pre_insert_copies): Use df insn LUIDs.
25976 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
25977 (reg_set_info): Don't use extra bitmap argument.
25978 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
25979 information to compute regs_set_in_block.
25980 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
25981 (bypass_jumps): Don't use compute_sets and friends.
25983 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25986 * opts.c (undocumented_msg): Do not leave blank even with
25989 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25991 * c-decl.c (build_enumerator): Allow values folding to integer
25992 constants but not integer constant expressions with a pedwarn if
25995 2009-04-25 Joseph Myers <joseph@codesourcery.com>
25998 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
25999 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
26000 type is an integer constant.
26002 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
26005 * config/i386/i386.c (print_operand) ['z']: Revert handling of
26008 2009-04-25 Joseph Myers <joseph@codesourcery.com>
26011 * c-decl.c (grokdeclarator): Diagnose declarations of functions
26012 with variably modified return type and no storage class
26013 specifiers, except for the case of nested functions. Distinguish
26014 extern declarations of functions with variably modified return
26015 types from those of objects with variably modified types.
26017 2009-04-25 Jan Hubicka <jh@suse.cz>
26019 * tree.c (list_equal_p): New function.
26020 * tree.h (list_equal_p): Declare.
26021 * coretypes.h (edge_def, edge, const_edge, basic_block_def
26022 basic_block_def, basic_block, const_basic_block): New.
26023 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
26024 (redirect_eh_edge): New function.
26025 (make_eh_edge_update_phi): EH edges are not abnormal.
26026 * except.c: Include tree-flow.h.
26027 (list_match): New function.
26028 (eh_region_replaceable_by_p): New function.
26029 (replace_region): New function.
26030 (hash_type_list): New function.
26031 (hash_eh_region): New function.
26032 (eh_regions_equal_p): New function.
26033 (merge_peers): New function.
26034 (remove_unreachable_regions): Verify EH tree when checking;
26036 (copy_eh_region_1): New function.
26037 (copy_eh_region): New function.
26038 (push_reachable_handler): New function.
26039 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
26040 regions without label but with live RESX.
26041 * except.h (redirect_eh_edge_to_label): New.
26042 * tree-flow.h (redirect_eh_edge): New.
26043 * coretypes.h (edge_def, edge, const_edge, basic_block_def
26044 basic_block_def, basic_block, const_basic_block): Remove.
26045 * Makefile.in (except.o): Add dependency on tree-flow.h
26046 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
26047 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
26050 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
26053 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
26054 on the destination of memcpy.
26056 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
26058 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
26059 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
26060 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
26062 2009-04-25 Jan Hubicka <jh@suse.cz>
26064 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
26065 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
26066 to be reached by different label than left.
26067 (update_eh_edges): Update comment; remove edge_to_remove if possible
26068 and return true if suceeded.
26069 (cleanup_empty_eh): Accept sharing map; handle shared regions.
26070 (cleanup_eh): Compute sharing map.
26071 * except.c (remove_eh_handler_and_replace): Add argument if we should
26073 (remove_unreachable_regions): Update for label sharing.
26074 (label_to_region_map): Likewise.
26075 (get_next_region_sharing_label): New function.
26076 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
26078 (remove_eh_handler): Update.
26079 (remove_eh_region_and_replace_by_outer_of): New function.
26080 * except.h (struct eh_region): Add next_region_sharing_label.
26081 (remove_eh_region_and_replace_by_outer_of,
26082 get_next_region_sharing_label): Declare.
26083 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
26085 2009-04-25 Jan Hubicka <jh@suse.cz>
26087 * tree-cfg.c (split_critical_edges): Split also edges where we can't
26088 insert code even if they are not critical.
26090 2009-04-25 Jan Hubicka <jh@suse.cz>
26092 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
26093 (gimple_can_remove_branch_p): EH edges won't remove branch by
26095 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
26096 updating of non-abnormal EH edges.
26097 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
26098 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
26099 (split_critical_edges): Split also edges where emitting code on them
26100 will lead to splitting later.
26102 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
26103 H.J. Lu <hongjiu.lu@intel.com>
26106 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
26107 the configured assembler supports fildq and fistpq mnemonics.
26108 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
26109 * configure: Regenerated.
26110 * config.in: Ditto.
26112 * config/i386/i386.c (print_operand): Handle 'Z'.
26113 ['z']: Remove handling of special fild/fist suffixes.
26114 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
26115 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
26116 suffix of fild insn.
26117 (*floatsi<mode>2_vector_mixed): Ditto.
26118 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
26119 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
26120 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
26121 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
26122 * config/i386/gas.h (GAS_MNEMONICS): Remove.
26124 2009-04-25 Ben Elliston <bje@au.ibm.com>
26126 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
26127 the source of a set operation.
26129 2009-04-25 Anatoly Sokolov <aesok@post.ru>
26131 * target.h (struct gcc_target): Add case_values_threshold field.
26132 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
26133 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
26134 * targhooks.c (default_case_values_threshold): New function.
26135 * targhooks.h (default_case_values_threshold): Declare function.
26136 * stmt.c (expand_case): Use case_values_threshold target hook.
26137 * expr.h (case_values_threshold): Remove declartation.
26138 * expr.c (case_values_threshold): Remove function.
26139 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
26141 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
26142 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
26143 (avr_case_values_threshold): Declare as static.
26144 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
26146 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
26147 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
26148 (mn10300_case_values_threshold): New function.
26150 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
26152 * ira.c (setup_cover_and_important_classes): Add enum cast.
26154 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
26156 * genpreds.c (write_enum_constraint_num): Output definition of
26157 CONSTRAINT_NUM_DEFINED_P macro.
26158 * ira.c (setup_cover_and_important_classes): Use
26159 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
26161 2009-04-24 DJ Delorie <dj@redhat.com>
26163 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
26164 __SH2A_SINGLE_ONLY__ also.
26166 2009-04-24 Steve Ellcey <sje@cup.hp.com>
26168 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
26169 (movdf_internal): Ditto.
26170 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
26171 SFmode and DFmode constants.
26172 (ia64_print_operand): Add 'G' format for printing
26173 floating point constants.
26175 2009-04-24 Richard Guenther <rguenther@suse.de>
26177 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
26178 from unsigned additions.
26180 2009-04-24 Joseph Myers <joseph@codesourcery.com>
26182 * c-typeck.c (set_init_index): Allow array designators that are
26183 not integer constant expressions with a pedwarn if pedantic.
26185 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
26187 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
26188 zero if no overlap in nonzero bits between the operands.
26190 2009-04-24 Ian Lance Taylor <iant@google.com>
26192 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
26193 (record_dead_and_set_regs): Likewise.
26194 * df.h (struct df_mw_hardreg): Change flags field to int.
26195 (struct df_base_ref): Likewise.
26196 (struct df): Change changeable_flags field to int.
26197 * df-scan.c (df_defs_record): Change clobber_flags to int.
26198 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
26199 constants rather than #define macros.
26200 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
26201 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
26202 (enum dwarf_calling_convention): Likewise.
26203 (enum dwarf_line_number_x_ops): Likewise.
26204 (enum dwarf_call_frame_info): Likewise.
26205 (enum dwarf_source_language): Likewise.
26206 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
26207 (add_calling_convention_attribute): Likewise.
26208 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
26209 (combine_comparisons): Change compcode to int. Add cast to enum type.
26210 * genrecog.c (maybe_both_true_2): Change c to int.
26211 (write_switch): Likewise. Add cast to enum type.
26212 * gimplify.c (gimplify_omp_for): Handle return values from
26213 gimplify_expr using MIN rather than bitwise or.
26214 (gimplify_expr): Add cast to enum type.
26215 * ipa-prop.c (update_jump_functions_after_inlining): Change
26216 IPA_BOTTOM to IPA_JF_UNKNOWN.
26217 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
26218 Add casts to enum type.
26219 (setup_cover_and_important_classes): Change cl to int. Add casts
26221 (setup_class_translate): Change cl and mode to int.
26222 (ira_init_once): Change mode to int.
26223 (free_register_move_costs): Likewise.
26224 (setup_prohibited_mode_move_regs): Add casts to enum type.
26225 * langhooks.c (add_builtin_function_common): Rework assertion that
26226 value fits bitfield.
26227 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
26228 * omega.c (omega_do_elimination): Avoid math on enum types.
26229 * optabs.c (expand_vec_shift_expr): Remove casts to int.
26230 * opts.c (set_debug_level): Change 2 to enum constant. Use new
26231 int local to handle integral_argment value.
26232 * regmove.c (try_auto_increment): Change PUT_MODE to
26234 * reload.c (push_secondary_reload): Add casts to enum type.
26235 (secondary_reload_class, find_valid_class): Likewise.
26236 * reload1.c (emit_input_reload_insns): Likewise.
26237 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
26238 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
26239 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
26241 * tree.c (build_common_builtin_nodes): Add casts to enum type.
26242 * tree-complex.c (complex_lattice_t): Typedef to int rather than
26244 (expand_complex_libcall): Add casts to enum type.
26245 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
26246 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
26247 with ERROR_MARK, not NUM_TREE_CODES.
26248 (vect_create_epilog_for_reduction): Likewise.
26249 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
26250 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
26251 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
26253 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
26254 vect_unused_in_loop. Change 0 to loop_vect.
26255 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
26256 * var-tracking.c (get_init_value): Change return type to enum
26258 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
26259 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
26261 (arm_override_options): Add casts to enum type.
26262 (arm_emit_tls_decoration): Likewise.
26263 * config/i386/i386.c (ix86_function_specific_restore): Add casts
26265 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
26266 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
26267 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
26269 * config/s390/s390.c (code_for_builtin_64): Change to array of
26271 (code_for_builtin_31): Likewise.
26272 (s390_expand_builtin): Change code_for_builtin to enum insn_code
26274 * config/sparc/sparc.c (sparc_override_options): Change value
26275 field in struct code_model to enum cmodel. In initializer change
26276 0 to NULL and add cast to enum type.
26278 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
26279 Change all callers. Issue a -Wc++-compat warning using
26280 lhs_origtype if necessary.
26281 (convert_for_assignment): Issue -Wc++-compat warnings about
26282 invalid conversions to enum type on assignment.
26283 * c-common.h (build_modify_expr): Update declaration.
26285 2009-04-24 Nick Clifton <nickc@redhat.com>
26287 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
26288 (function_arg_advance): Likewise.
26289 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
26292 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
26294 * config/s390/constraints.md ('I', 'J'): Fix condition.
26296 2009-04-24 Diego Novillo <dnovillo@google.com>
26298 * gengtype-parse.c (parse_error): Add newline after message.
26300 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
26302 * config/i386/sse.md (avxmodesuffixs): Removed.
26303 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
26304 (*avx_pinsr<ssevecsize>): This.
26306 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
26308 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
26309 follow chains of regs with a single definition, and allow expressions
26310 that are function_invariant_p.
26311 (simple_rhs_p): Allow expressions that are function_invariant_p.
26313 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
26315 PR middle-end/39867
26316 * fold-const.c (fold_cond_expr_with_comparison): When folding
26317 > and >= to MAX, make sure the MAX uses the same type as the
26318 comparison's operands.
26320 2009-04-24 Nick Clifton <nickc@redhat.com>
26322 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
26323 addressing for DImode accesses.
26324 (frv_print_operand_address): Handle PLUS case.
26325 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
26327 2009-04-24 Jakub Jelinek <jakub@redhat.com>
26329 PR rtl-optimization/39794
26330 * alias.c (canon_true_dependence): Add x_addr argument.
26331 * rtl.h (canon_true_dependence): Adjust prototype.
26332 * cse.c (check_dependence): Adjust canon_true_dependence callers.
26333 * cselib.c (cselib_invalidate_mem): Likewise.
26334 * gcse.c (compute_transp): Likewise.
26335 * dse.c (scan_reads_nospill): Likewise.
26336 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
26337 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
26338 canon_base_addr of the group, plus optional offset.
26339 (struct group_info): Rename canon_base_mem to
26341 (get_group_info): Set canon_base_addr to canon_rtx of base, not
26342 canon_rtx of base_mem.
26344 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
26346 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
26347 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
26349 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26351 * config/spu/spu-builtins.h: Delete file.
26353 * config/spu/spu.h (enum spu_builtin_type): Move here from
26355 (struct spu_builtin_description): Likewise. Add GTY marker.
26356 Do not use enum spu_function_code or enum insn_code.
26357 (spu_builtins): Add extern declaration.
26359 * config/spu/spu.c: Do not include "spu-builtins.h".
26360 (enum spu_function_code, enum spu_builtin_type_index,
26361 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
26362 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
26363 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
26364 unsigned_V2DI_type_node): Move here from spu-builtins.h.
26365 (spu_builtin_types): Make static. Add GTY marker.
26366 (spu_builtins): Add extern declaration with GTY marker.
26367 Include "gt-spu.h".
26369 * config/spu/spu-c.c: Do not include "spu-builtins.h".
26370 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
26371 Check programmatically whether all parameters are scalar.
26373 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
26375 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
26377 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
26378 assignment from the constructor either if the target is volatile.
26380 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
26382 * config/arm/arm.md (insv): Do not share operands[0].
26384 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
26386 * config/vxlib-tls.c (active_tls_threads): Delete.
26387 (delete_hook_installed): New.
26388 (tls_delete_hook): Don't delete the delete hook.
26389 (tls_destructor): Delete it here.
26390 (__gthread_set_specific): Adjust installing the delete hook.
26391 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
26392 __gthread_leave_tsd_dtor_context.
26394 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
26396 * c-format.c (gcc_tdiag_char_table): Add support for %E.
26398 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
26400 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
26402 (alpha_rtx_costs): Ditto.
26403 (emit_unlikely_jump): Use add_reg_note.
26404 (emit_frame_store_1): Ditto.
26405 (alpha_expand_prologue): Ditto.
26406 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26407 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
26409 2009-04-23 Nick Clifton <nickc@redhat.com>
26411 * config/v850/v850.md (epilogue): Remove suppressed code.
26412 (return): Rename to return_simple and remove test of frame size.
26413 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
26414 to gen_return_simple.
26416 2009-04-22 Jing Yu <jingyu@google.com>
26419 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
26421 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
26424 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
26425 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
26426 value is a VECTOR_CST, the element type is the element type of the
26429 2009-04-22 DJ Delorie <dj@redhat.com>
26431 * config/m32c/m32c.h: Update GTY annotations to new syntax.
26433 2009-04-22 Jakub Jelinek <jakub@redhat.com>
26435 * alias.c (find_base_term): Move around LO_SUM case, so that
26436 CONST falls through into PLUS/MINUS handling.
26439 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
26440 into 0, use omit_one_operand.
26442 2009-04-23 Ben Elliston <bje@au.ibm.com>
26444 * config/rs6000/linux-unwind.h (get_regs): Remove type
26445 puns. Change the type of `pc' to an array of unsigned ints and
26446 update all users. Constify frame24.
26448 2009-04-22 DJ Delorie <dj@redhat.com>
26450 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
26451 declarations before code.
26452 (current_function_special_page_vector): Likewise.
26453 (m32c_expand_insv): Silence a warning.
26455 2009-04-21 Taras Glek <tglek@mozilla.com>
26457 * alias.c: Update GTY annotations to new syntax.
26458 * basic-block.h: Likewise.
26459 * bitmap.h: Likewise.
26460 * c-common.h: Likewise.
26461 * c-decl.c: Likewise.
26462 * c-parser.c: Likewise.
26463 * c-pragma.c: Likewise.
26464 * c-tree.h: Likewise.
26465 * cfgloop.h: Likewise.
26466 * cgraph.h: Likewise.
26467 * config/alpha/alpha.c: Likewise.
26468 * config/arm/arm.h: Likewise.
26469 * config/avr/avr.h: Likewise.
26470 * config/bfin/bfin.c: Likewise.
26471 * config/cris/cris.c: Likewise.
26472 * config/darwin.c: Likewise.
26473 * config/frv/frv.c: Likewise.
26474 * config/i386/i386.c: Likewise.
26475 * config/i386/i386.h: Likewise.
26476 * config/i386/winnt.c: Likewise.
26477 * config/ia64/ia64.h: Likewise.
26478 * config/iq2000/iq2000.c: Likewise.
26479 * config/mips/mips.c: Likewise.
26480 * config/mmix/mmix.h: Likewise.
26481 * config/pa/pa.c: Likewise.
26482 * config/pa/pa.h: Likewise.
26483 * config/rs6000/rs6000.c: Likewise.
26484 * config/s390/s390.c: Likewise.
26485 * config/sparc/sparc.c: Likewise.
26486 * config/xtensa/xtensa.c: Likewise.
26487 * cselib.h: Likewise.
26488 * dbxout.c: Likewise.
26489 * dwarf2out.c: Likewise.
26490 * except.c: Likewise.
26491 * except.h: Likewise.
26492 * fixed-value.h: Likewise.
26493 * function.c: Likewise.
26494 * function.h: Likewise.
26495 * gimple.h: Likewise.
26496 * integrate.c: Likewise.
26497 * optabs.c: Likewise.
26498 * output.h: Likewise.
26499 * real.h: Likewise.
26501 * stringpool.c: Likewise.
26502 * tree-data-ref.c: Likewise.
26503 * tree-flow.h: Likewise.
26504 * tree-scalar-evolution.c: Likewise.
26505 * tree-ssa-address.c: Likewise.
26506 * tree-ssa-alias.h: Likewise.
26507 * tree-ssa-operands.h: Likewise.
26508 * tree.c: Likewise.
26509 * tree.h: Likewise.
26510 * varasm.c: Likewise.
26511 * varray.h: Likewise.
26513 * coretypes.h: Do not define GTY macro if it is already defined.
26514 * doc/gty.texi: Update GTY documentation to new syntax.
26515 * gengtype-lex.l: Enforce attribute-like syntax for GTY
26516 annotations on structs.
26517 * gengtype-parse.c: Likewise.
26519 2009-04-22 Mark Heffernan <meheff@google.com>
26521 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
26523 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
26525 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
26528 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
26530 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
26531 the same as a PLUS without a shift. Increase the cost of a
26534 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26536 * Makefile.in: Update dependencies.
26537 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
26538 * errors.h: Remove bogus comment about compatibility.
26539 (warning): Update declaration.
26540 * genautomata.c: Update all calls to warning.
26541 * gimple.c: Do not include errors.h. Include toplev.h.
26542 * tree-ssa-structalias.c: Do not include errors.h.
26543 * omega.c: Likewise.
26544 * tree-ssa-reassoc.c: Likewise.
26545 * config/spu/spu-c.c: Likewise.
26546 * config/spu/t-spu-elf: Update dependencies.
26548 2009-04-22 Richard Guenther <rguenther@suse.de>
26550 PR tree-optimization/39824
26551 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
26552 make sure the types are compatible.
26554 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26557 * c-common.c (c_parse_error): Take a token_flags parameter.
26558 Use token_type for the token type instead.
26559 Pass token_flags to cpp_type2name.
26560 * c-common.h (c_parse_error): Update declaration.
26561 * c-parser.c (c_parser_error): Pass 0 as token flags.
26563 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
26565 PR rtl-optimization/39580
26566 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
26568 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26570 * function.c (expand_function_end): Do not emit a jump to the "naked"
26571 return label for fall-through returns.
26572 * except.c (sjlj_emit_function_exit): Always place the call to the
26573 unregister function at the location installed by expand_function_end.
26575 2009-04-22 Richard Guenther <rguenther@suse.de>
26577 PR tree-optimization/39845
26578 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
26579 (gen_inbound_check): Likewise.
26581 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
26583 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
26585 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
26586 * config/vxlib.c (__gthread_once): Add race guard for PPC.
26588 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
26590 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
26591 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
26592 shift counts to avoid out-of-bounds array accesses.
26594 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
26596 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
26597 (Pmode): Move above.
26599 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
26601 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
26602 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
26603 GET_CODE macro. Use IN_RANGE macro where appropriate.
26604 * config/alpha/alpha.h: Ditto.
26605 * config/alpha/alpha.md: Ditto.
26606 * config/alpha/constraints.md: Ditto.
26607 * config/alpha/predicates.md: Ditto.
26609 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
26611 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
26612 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26613 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26614 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26615 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26616 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26617 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26618 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26619 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26620 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26621 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26622 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26623 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26624 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26625 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26626 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26627 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26628 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26629 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26630 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26631 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26632 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26633 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26634 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26635 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26636 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26637 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
26639 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
26641 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
26642 references from comments.
26643 * cfgbuild.c (count_basic_blocks): Delete.
26644 (find_basic_blocks_1): Delete.
26645 (find_basic_blocks): Delete.
26646 * except.c (finish_eh_generation): Make static. Move comment from
26647 except.h here. Remove find_basic_blocks references from comments.
26648 * except.h (finish_eh_generation): Delete.
26649 * basic-block.h (find_basic_blocks): Delete.
26650 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
26652 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
26654 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
26655 (sdbout_parms): Likewise.
26657 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
26659 * config/sh/sh.c (prepare_cbranch_operands): Use
26660 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
26661 (expand_cbranchdi4): Likewise.
26662 (from_compare): Add cast to enum type.
26663 (expand_cbranchsi4): Use add_reg_note.
26664 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
26665 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
26666 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
26667 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
26668 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
26669 instead of CODE_FOR_nothing.
26670 (cbranchdi4): Likewise. Fix the order of arguments for
26672 (push_fpscr): Use add_reg_note.
26673 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
26674 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
26676 2009-04-21 Joseph Myers <joseph@codesourcery.com>
26678 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
26679 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
26680 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
26681 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
26682 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
26683 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
26684 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
26685 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
26686 config/alpha/x-vms, config/arc/t-arc,
26687 config/arm/README-interworking, config/arm/arm-c.c,
26688 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
26689 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
26690 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
26691 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
26692 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
26693 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
26694 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
26695 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
26696 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
26697 config/cris/t-elfmulti, config/crx/t-crx,
26698 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
26699 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
26700 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
26701 config/h8300/t-h8300, config/i386/athlon.md,
26702 config/i386/darwin-libgcc.10.4.ver,
26703 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
26704 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
26705 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
26706 config/i386/t-linux64, config/i386/t-nwld,
26707 config/i386/t-rtems-i386, config/i386/t-sol2-10,
26708 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
26709 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
26710 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
26711 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
26712 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
26713 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
26714 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
26715 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
26716 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
26717 config/m68k/t-uclinux, config/mcore/t-mcore,
26718 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
26719 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
26720 config/mips/crtn.asm, config/mips/irix-crti.asm,
26721 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
26722 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
26723 config/mips/mips-fixed.md, config/mips/sb1.md,
26724 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
26725 config/mips/t-iris6, config/mips/t-isa3264,
26726 config/mips/t-libgcc-mips16, config/mips/t-linux64,
26727 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
26728 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
26729 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
26730 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
26731 config/mn10300/t-linux, config/mn10300/t-mn10300,
26732 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
26733 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
26734 config/picochip/libgccExtras/clzsi2.asm,
26735 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
26736 config/rs6000/darwin-libgcc.10.4.ver,
26737 config/rs6000/darwin-libgcc.10.5.ver,
26738 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
26739 config/rs6000/t-aix43, config/rs6000/t-aix52,
26740 config/rs6000/t-darwin, config/rs6000/t-fprules,
26741 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
26742 config/rs6000/t-lynx, config/rs6000/t-netbsd,
26743 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
26744 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
26745 config/rs6000/t-rtems, config/rs6000/t-spe,
26746 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
26747 config/score/t-score-elf, config/sh/divcost-analysis,
26748 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
26749 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
26750 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
26751 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
26752 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
26753 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
26754 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
26755 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
26756 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
26757 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
26758 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
26759 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
26760 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
26761 limitx.h, version.c, xcoff.h: Add copyright and license notices.
26762 * config/h8300/genmova.sh: Include copyright and license notices
26763 in generated output.
26764 * config/h8300/mova.md: Regenerate.
26765 * doc/install.texi2html: Include word "Copyright" in copyright
26766 notice and use name "Free Software Foundation, Inc.".
26767 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
26768 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
26769 ChangeLog-2007, ChangeLog-2008: Correct dates.
26771 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
26773 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
26774 NE_EXPR operations as well.
26775 * c-parser.c (c_parser_condition): Do not set location information on
26777 (c_parser_conditional_expression): Likewise.
26778 (c_parser_binary_expression): Set location information on operators.
26779 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
26780 TRUTH_NOT_EXPR has been folded.
26781 * fold-const.c (fold_truth_not_expr): Copy location information from
26782 the incoming expression to the outgoing one.
26783 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
26784 recursive calls on the LHS of the operator but pass that of the
26785 operator to recursive calls on the RHS of the operator. Set it
26787 (shortcut_cond_expr): Set the locus of the operator on the second
26788 COND_EXPR and that of the expression on the first in degenerate cases.
26789 Pass the locus of the expression to calls to shortcut_cond_r.
26790 Set the locus of the 'then' block on the associated jump, if any.
26791 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
26792 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
26793 expression to call to gimplify_boolean_expr.
26795 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
26797 * config.gcc: Add additional configuration for
26798 i686-w64-mingw* and x86_64-w64-mingw* triplet.
26799 * config/i386/mingw-w64.h: New mingw-w64 specific header.
26800 (CPP_SPEC): Redefine for allowing -municode option.
26801 (STARTFILE_SPEC): Likewise.
26802 * config/i386/t-mingw-w64: New.
26803 * config/i386/mingw-w64.opt: New.
26804 (municode): Add new target option.
26805 * doc/invoke.texi (municode): Add documentation for new option.
26807 2009-04-21 Ian Lance Taylor <iant@google.com>
26809 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
26810 Correct test for number of arguments.
26811 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
26813 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
26815 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
26816 argument of emit_library_call.
26818 2009-04-21 Richard Guenther <rguenther@suse.de>
26820 PR middle-end/39829
26821 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
26822 inside VIEW_CONVERT_EXPRs.
26824 2009-04-21 Martin Jambor <mjambor@suse.cz>
26826 * tree-switch-conversion.c (build_constructors): Split a long line.
26827 (constructor_contains_same_values_p): New function.
26828 (build_one_array): Create assigns of constants if possible, do not
26829 call mark_sym_for_renaming, call update_stmt.
26830 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
26831 make_rename_temp. Do not call mark_symbols_for_renaming, call
26833 (gen_def_assigns): Do not call mark_symbols_for_renaming or
26834 find_new_referenced_vars, call update_stmt.
26835 (gen_inbound_check): Use create_tmp_var and create ssa names manually
26836 instead of calling make_rename_temp. Do not call
26837 find_new_referenced_vars or mark_symbols_for_renaming, call
26840 2009-04-21 Richard Guenther <rguenther@suse.de>
26842 PR tree-optimization/39827
26843 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
26844 (tree_ssa_phiprop): Pass the correct array size.
26846 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
26848 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
26850 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
26853 * c-typeck.c (lvalue_p): Move declaration ...
26854 * c-common.h (lvalue_p): ... to here.
26855 * c-common.c (candidate_equal_p): New.
26856 (add_tlist): Use it.
26857 (merge_tlist): Use it.
26858 (warn_for_collisions_1): Likewise.
26859 (warning_candidate_p): Accept more candidates.
26860 (verify_tree): A warning candidate can be an expression. Use
26863 2009-04-21 Ben Elliston <bje@au.ibm.com>
26866 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
26867 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
26868 options. Remove -mcall-solaris documentation.
26870 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26873 * doc/invoke.texi (-Wlong-long): Update description.
26874 * c-lex (interpret_integer): Only warn if there was no previous
26875 overflow and -Wlong-long is enabled.
26876 * c-decl.c (declspecs_add_type): Drop redundant flags.
26877 * c.opt (Wlong-long): Init to -1.
26878 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
26879 and front-end warn_long_long. Wlong-long only depends on other
26880 flags if it is uninitialized.
26881 * c-parser.c (disable_extension_diagnostics): warn_long_long is
26882 the same for CPP and FE.
26883 (restore_extension_diagnostics): Likewise.
26885 2009-04-20 Ian Lance Taylor <iant@google.com>
26887 Fix enum conversions which are invalid in C++:
26888 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
26889 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
26890 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
26891 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
26892 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
26893 (dbxout_parms): Likewise.
26894 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
26895 (df_clear_flags): Likewise.
26896 * df-problems.c (df_rd_bb_local_compute_process_def): Change
26897 top_flag parameter to int.
26898 (df_chain_create_bb_process_use): Likewise.
26899 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
26901 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
26902 (df_ref_create_structure, df_def_record_1): Likewise.
26903 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
26904 (df_notes_rescan): Change 0 to VOIDmode in function call.
26905 (df_get_call_refs, df_insn_refs_collect): Likewise.
26906 (df_bb_regs_collect): Likewise.
26907 (df_entry_block_defs_collect): Likewise.
26908 (df_exit_block_uses_collect): Likewise.
26909 * df.h: Update declarations.
26910 * double-int.c (double_int_divmod): Add cast to enum type.
26911 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
26912 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
26913 (based_loc_descr): Likewise.
26914 (loc_descriptor_from_tree_1): Change first_op and second_op to
26915 enum dwarf_location_atom. Add cast to enum type.
26916 * expmed.c (init_expmed): Change 0 to SET in function call.
26917 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
26918 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
26919 (do_store_flag): Likewise.
26920 * fixed-value.h (struct fixed_value): Change mode to enum
26922 * function.c (assign_parms): Change 0 to VOIDmode in function call.
26923 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
26925 (insert_insn_decl, insert_decl, insert_state): Likewise.
26926 (automata_list_finish): Likewise.
26927 * genrecog.c (process_define_predicate): Add cast to enum type.
26928 * gensupport.c (init_predicate_table): Add cast to enum type.
26929 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
26931 (gimple_build_call_1, gimple_build_label): Likewise.
26932 (gimple_build_goto, gimple_build_asm_1): Likewise.
26933 (gimple_build_switch_1, gimple_build_cdt): Likewise.
26934 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
26935 (enum fallback): Rename from enum fallback_t.
26936 (fallback_t): Typedef as int.
26937 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
26938 GSI_SAME_STMT in function call.
26939 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
26941 (setup_reg_class_relations): Likewise.
26942 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
26943 (setup_prohibited_class_mode_regs): Add cast to enum type.
26944 (setup_prohibited_mode_move_regs): Likewise.
26945 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
26946 (record_address_regs): Change i to enum reg_class.
26947 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
26948 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
26949 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
26950 (GET_MODE_2XWIDER_MODE): Likewise.
26951 (GET_CLASS_NARROWEST_MODE): Likewise.
26952 * omp-low.c (expand_omp_for): Add cast to enum type.
26953 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
26954 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
26955 * postreload.c (reload_cse_simplify_operands): Change rclass local
26957 * predict.c (combine_predictions_for_insn): Change best_predictor
26958 and predictor to enum br_predictor.
26959 (combine_predictions_for_bb): Likewise.
26960 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
26961 use SET_PREDICT_EXPR_OUTCOME.
26962 * real.c (real_arithmetic): Change icode to code in function call.
26963 * reginfo.c (init_move_cost): Add casts to enum type.
26964 (init_reg_sets_1, init_fake_stack_mems): Likewise.
26965 * regmove.c (regclass_compatible_p): Change class0 and class1 to
26967 * reload.c (find_valid_class): Add casts to enum type.
26968 (push_reload): Change 0 to NO_REGS in function call.
26969 (find_reloads): Change this_alternative to array of enum
26970 reg_class. Remove some now-unnecessary casts.
26971 (make_memloc): Change 0 to VOIDmode in function call.
26972 * reload1.c (reload): Change 0 to VOIDmode in function call.
26973 (eliminate_regs_1, elimination_effects): Likewise.
26974 (eliminate_regs_in_insn): Likewise.
26975 (emit_input_reload_insns): Add cast to enum type.
26976 (delete_output_reload): Change 0 to VOIDmode in function call.
26977 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
26978 to enum type in function call.
26979 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
26980 (SET_PREDICT_EXPR_OUTCOME): Define.
26981 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
26982 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
26983 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
26984 (dump_function): Likewise.
26985 * tree-dump.h: Update declarations.
26986 * tree-pass.h: Update declarations.
26987 * varasm.c (assemble_integer): Change mclass to enum mode_class.
26988 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
26990 (arm_rtx_costs_1): Correct parenthesization.
26991 (arm_rtx_costs): Add casts to enum type.
26992 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
26993 (vfp_emit_fstmd): Use add_rg_note.
26994 (emit_multi_reg_push, emit_sfm): Likewise.
26995 (thumb_set_frame_pointer): Likewise.
26996 (arm_expand_prologue): Likewise.
26997 (arm_regno_class): Change return type to enum reg_class.
26998 (thumb1_expand_prologue): Use add_reg_note.
26999 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
27000 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
27002 * config/arm/gentune.sh: Add cast to enum type.
27003 * config/arm/arm-tune.md: Rebuild.
27004 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
27005 (ix86_split_fp_branch, predict_jump): Likewise.
27006 (ix86_expand_multi_arg_builtin): Change sub_code from enum
27007 insn_code to enum rtx_code.
27008 (ix86_builtin_vectorized_function): Add cast to enum type.
27009 * config/i386/i386.md (truncdfsf2): Change slot to enum
27011 (truncxf<mode>2, isinf<mode>2): Likewise.
27012 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
27014 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
27015 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
27016 (insert_bundle_state): Change 1 to INSERT in function call.
27017 (ia64_add_bundle_selector_before): Likewise.
27018 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
27019 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
27020 (restore_stack_nonlocal): Likewise.
27021 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
27023 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
27025 (mips_rtx_costs): Likewise.
27026 (mips_override_options): Add casts to enum type.
27027 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
27029 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
27030 (store_reg, set_reg_plus_d): Likewise.
27031 (hppa_expand_prologue, hppa_profile_hook): Likewise.
27032 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
27034 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
27036 (emit_unlikely_jump): Use add_reg_note.
27037 (rs6000_emit_allocate_stack): Likewise.
27038 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
27039 (output_toc): Change 1 to INSERT in function call.
27040 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
27041 (rs6000_initialize_trampoline): Likewise.
27042 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
27044 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
27045 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
27046 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
27047 (save_gprs): Use add_reg_note.
27048 (s390_emit_prologue): Likewise.
27049 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
27050 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
27051 (sparc_fold_builtin): Add cast to enum type.
27052 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
27054 (spu_expand_prologue): Use add_reg_note.
27055 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
27057 2009-04-20 Ian Lance Taylor <iant@google.com>
27059 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
27060 (c_parser_postfix_expression_after_primary): Get VEC for list of
27061 arguments. Get original types of arguments. Call
27062 build_function_call_vec.
27063 (cached_expr_list_1, cached_expr_list_2): New static variables.
27064 (c_parser_expr_list): Change return type to VEC *. Add
27065 p_orig_types parameter. Change all callers.
27066 (c_parser_release_expr): New static function.
27067 (c_parser_vec_to_tree_list): New static function.
27068 * c-typeck.c (build_function_call): Rewrite to build a VEC and
27069 call build_function_call_vec.
27070 (build_function_call_vec): New function, based on old
27071 build_function_call.
27072 (convert_arguments): Remove nargs and argarray parameters. Change
27073 values to a VEC. Add origtypes parameter.
27074 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
27075 (convert_for_assignment): Add origtype parameter. Change all
27076 callers. If warn_cxx_compat, check for conversion to an enum
27077 type when calling a function.
27078 (store_init_value): Add origtype parameter. Change all callers.
27079 (digest_init): Likewise.
27080 (struct init_node): Add origtype field.
27081 (add_pending_init): Add origtype parameter. Change all callers.
27082 (output_init_element): Likewise.
27083 (output_pending_init_elements): Pass origtype from init_node to
27084 output_init_element.
27085 (process_init_element): Pass origtype from c_expr to
27086 output_init_element.
27087 (c_finish_return): Add origtype parameter. Change all callers.
27088 * c-common.c (sync_resolve_size): Change params to VEC *. Change
27090 (sync_resolve_params): Likewise.
27091 (sync_resolve_return): Change params to first_param. Change caller.
27092 (resolve_overloaded_builtins): Change params to VEC *. Change
27093 callers. Save first parameter around call to build_function_call_vec.
27094 * c-decl.c (finish_decl): Add origtype parameter. Change all
27095 callers. Call build_function_call_vec rather than
27096 build_function_call for cleanup.
27097 * c-tree.h: Update declarations.
27098 * c-common.h: Update declarations.
27099 * stub-objc.c (objc_rewrite_function_call): Change parameter from
27100 params to first_param.
27101 * target.h (struct gcc_target): Change resolve_overloaded_builtin
27102 params parameter from tree to void *.
27103 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
27104 Change arglist parameter to have type void *, and to be a pointer
27106 * config/rs6000/rs6000-protos.h
27107 (altivec_resolve_overloaded_builtin): Update declaration.
27108 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
27109 fnargs parameter to have type void *, and to be a pointer to a
27110 VEC. Call build_function_call_vec instead of
27111 build_function_call.
27112 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
27114 2009-04-20 Joey Ye <joey.ye@intel.com>
27115 Xuepeng Guo <xuepeng.guo@intel.com>
27116 H.J. Lu <hongjiu.lu@intel.com>
27118 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
27120 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
27121 (IX86_LEA_PRIORITY): Likewise.
27122 (distance_non_agu_define): New function.
27123 (distance_agu_use): Likewise.
27124 (ix86_lea_for_add_ok): Likewise.
27125 (ix86_dep_by_shift_count): Likewise.
27127 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
27128 should split for LEA.
27130 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
27132 (ix86_dep_by_shift_count): Likewise.
27134 2009-04-20 Richard Guenther <rguenther@suse.de>
27136 * expr.c (handled_component_p): Move ...
27137 * tree.h (handled_component_p): ... here.
27138 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
27139 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
27140 and REALPART_EXPR to be in one group.
27142 2009-04-20 Richard Guenther <rguenther@suse.de>
27144 * basic-block.h (get_all_dominated_blocks): Declare.
27145 * dominance.c (get_all_dominated_blocks): New function.
27146 * tree-cfg.c (get_all_dominated_blocks): Remove.
27147 (remove_edge_and_dominated_blocks): Adjust.
27148 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
27149 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
27150 instead of recursing.
27152 2009-04-20 Doug Kwan <dougkwan@google.com>
27154 * cgraph.h (cgraph_node_ptr): New type for vector functions.
27155 (struct cgraph_node_set_def): New type.
27156 (cgraph_node_set) New type. Also declare vector functions.
27157 (struct cgraph_node_set_element_def): New type.
27158 (cgraph_node_set_element): Ditto.
27159 (cgraph_node_set_iterator): New iterator type.
27160 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
27161 cgraph_node_set_remove, dump_cgraph_node_set,
27162 debug_cgraph_node_set): New prototypes.
27163 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
27164 cgraph_node_set_size): New inlines.
27165 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
27166 including cgraph.h.
27167 (struct ipa_opt_pass): Add struct cgraph_node_set_def
27168 argument to function 'write_summary'.
27169 * ipa.c: Include ggc.h.
27170 (hash_cgraph_node_set_element,
27171 eq_cgraph_node_set_element, cgraph_node_set_new,
27172 cgraph_node_set_add, cgraph_node_set_remove,
27173 cgraph_node_set_find, dump_cgraph_node_set,
27174 debug_cgraph_node_set): New functions.
27175 * Makefile.in (ipa.o): Add dependency on GGC_H.
27177 2009-04-20 Ira Rosen <irar@il.ibm.com>
27179 PR tree-optimization/39675
27180 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
27181 check of the return code of vect_schedule_slp. Check that
27182 stmt_vec_info still exists for the statement, before checking its
27183 vectorization type.
27185 2009-04-20 Michael Matz <matz@suse.de>
27187 * Makefile.in (generated_files): Take out $(simple_generated_c).
27189 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
27191 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
27192 (UINTPTR_TYPE): Likewise.
27194 2009-04-19 Joseph Myers <joseph@codesourcery.com>
27197 * c-typeck.c (digest_init): Check for initializing an array with a
27200 2009-04-19 Joseph Myers <joseph@codesourcery.com>
27203 * c-semantics.c (pop_stmt_list): Propagate
27204 STATEMENT_LIST_HAS_LABEL to parent statement list.
27206 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
27208 * config/mips/mips.h (mips_tune_attr): New macro.
27209 * config/mips/mips.md (cpu): Use it.
27211 2009-04-19 Joseph Myers <joseph@codesourcery.com>
27214 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
27217 2009-04-19 Diego Novillo <dnovillo@google.com>
27219 * toplev.c (compile_file): Move call to coverage_finish ...
27220 * cgraphunit.c (ipa_passes): ... here.
27221 Call cgraph_process_new_functions.
27222 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
27223 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
27225 2009-04-19 Jan Hubicka <jh@suse.cz>
27227 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
27229 (dump_cgraph_node): Dump can throw external flag.
27230 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
27232 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
27236 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
27237 * common.opt (Wlogical-op): Move from here...
27238 * c.opt (Wlogical-op): ... to here.
27239 * c-typeck.c (parser_build_binary_op): Update call to
27240 warn_logical_operator.
27241 * c-opts.c (c_common_post_options): Enable warn_logical_op with
27243 * c-common.c (warn_logical_op): Update.
27244 * c-common.h (warn_logical_op): Update declaration.
27246 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
27248 * tree.c (protected_set_expr_location): Fix formatting.
27250 2009-04-18 Joseph Myers <joseph@codesourcery.com>
27253 * c-typeck.c (readonly_warning): new.
27254 (build_unary_op, build_modify_expr): Use readonly_warning for
27255 storing into something readonly but not const-qualified.
27257 2009-04-18 Joseph Myers <joseph@codesourcery.com>
27260 * c-typeck.c (build_unary_op): Check for taking address of
27261 expression of type void.
27263 2009-04-18 Joseph Myers <joseph@codesourcery.com>
27266 * c-typeck.c (build_function_call): Check for calling a function
27267 with qualified void return types. Call require_complete_type when
27270 2009-04-18 Jan Hubicka <jh@suse.cz>
27272 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
27274 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
27275 can_throw_external flag.
27276 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
27277 * ipa-pure-const.c (ignore_edge): New function.
27278 (propagate): Compute order for NOTHROW computation; set NOTHROWs
27279 only over can_throw_external edges.
27280 (local_pure_const): Add nothrow flag.
27281 * ipa-utils.c (searchc): Add ignore_edge callback.
27282 (ipa_utils_reduced_inorder): Add ignore_edge callback.
27283 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
27284 (set_nothrow_function_flags): Update cgraph.
27285 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
27287 2009-04-18 Richard Guenther <rguenther@suse.de>
27289 PR middle-end/39804
27290 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
27291 (fold_stmt): ... this and ...
27292 (fold_stmt_inplace): ... this.
27293 (fold_stmt_1): Fold references in calls and asms.
27294 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
27296 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
27298 * tree-vrp.c (ssa_name_nonzero_p): Remove.
27299 * tree.h: Remove the prototype for ssa_name_nonzero_p.
27301 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
27303 * tree.c (function_args_count): Remove.
27304 * tree.h: Remove the prototype for function_args_count.
27306 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
27308 * tree-iterator.c (expr_only): Remove.
27309 * tree.h: Remove the prototype for expr_only.
27311 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
27313 * reginfo.c (cannot_change_mode_set_regs): Remove.
27314 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
27316 2009-04-08 Anatoly Sokolov <aesok@post.ru>
27318 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
27319 whether operands 0 and 1 overlaps.
27321 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
27323 PR middle-end/36902
27324 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
27325 pointer. Use warning_at instead of warning.
27326 (search_for_addr_array): Likewise.
27327 (check_array_bounds): Likewise.
27328 (check_all_array_refs): Check that the incoming edge is not in the
27329 list of edges to be removed.
27330 (check_all_array_refs): Avoid the temporal pointer.
27331 (vrp_visit_cond_stmt): Fix typo.
27332 (simplify_switch_using_ranges): Handle the case where the switch
27333 index is an integer constant.
27335 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
27337 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
27339 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
27341 * doc/extend.texi, doc/invoke.texi: Fix typos.
27343 2009-04-17 Cary Coutant <ccoutant@google.com>
27345 * tree-flow-inline.h (get_lineno): Fix inverted test.
27347 2009-04-17 Diego Novillo <dnovillo@google.com>
27349 * tree-ssa-pre.c (create_expression_by_pieces): Remove
27350 assertion for AVAIL_OUT.
27352 2009-04-17 Mike Frysinger <vapier@gentoo.org>
27355 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
27356 * config/sh/linux-atomic.asm: Likewise.
27358 2009-04-17 Diego Novillo <dnovillo@google.com>
27360 * except.c (debug_eh_tree): New.
27361 (struct eh_region, struct eh_status): Move ...
27362 * except.h: ... here.
27363 (add_type_for_runtime): Declare extern.
27364 (lookup_type_for_runtime): Likewise.
27365 (debug_eh_tree): Declare.
27366 * Makefile.in (GTFILES): List except.h before except.c
27368 2009-04-17 Diego Novillo <dnovillo@google.com>
27370 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
27371 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
27372 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
27373 (find_vars_r): ... here.
27374 * tree-flow.h (find_referenced_vars_in): Declare.
27375 * tree-ssa-pre.c (create_expression_by_pieces): Assert
27376 that AVAIL_OUT exists for BLOCK.
27377 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
27378 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
27379 (tree-parloops.o): Likewise.
27381 2009-04-17 Simon Baldwin <simonb@google.com>
27383 * toplev.c (default_tree_printer): Add handling for %E format.
27385 2009-04-17 Diego Novillo <dnovillo@google.com>
27387 * tree-pretty-print.c (dump_generic_node): Add break after
27388 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
27389 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
27390 FUNCTION_TYPE together. Call print_struct_decl when printing
27391 structures and TDF_SLIM is not given.
27392 (print_struct_decl): Fix logic for detecting recursion.
27394 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
27397 * gcc.c (create_at_file): New.
27398 (compile_input_file_p): New.
27399 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
27400 * main.c (main): Update call to toplev_main.
27401 * toplev.c (toplev_main): Change signature. Call expandargv.
27402 * toplev.h (toplev_main): Change signature.
27404 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
27406 * dwarf2out.c (field_byte_offset): Use the type size as the field size
27407 if the latter is not constant.
27409 2009-04-17 David Edelsohn <edelsohn@gnu.org>
27411 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
27413 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
27415 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
27416 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
27418 2009-04-17 Richard Guenther <rguenther@suse.de>
27420 * tree-ssa-structalias.c (get_constraint_for_component_ref):
27421 Handle component references view-converting an invariant address.
27423 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
27425 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
27426 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
27427 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
27428 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
27429 Use @deftypevr rather than @deftypevar.
27431 2009-04-17 Richard Guenther <rguenther@suse.de>
27433 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
27434 (get_prop_source_stmt): Likewise.
27435 (can_propagate_from): Likewise.
27437 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
27439 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
27440 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
27441 (--with-multilib-list): Add default value.
27442 * configure: Regenerate.
27443 * Makefile.in (TM_ENDIAN_CONFIG): Define.
27444 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
27445 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
27446 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
27447 Don't add default cpu to multilib list unnecessarily, but do enable
27448 the relevant compiler option..
27449 Add support for --with-multilib-list=<blank> and
27450 --with-multilib-list=!<somelib> to supress unwanted multilibs.
27451 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
27452 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
27453 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
27454 TM_MULTILIB_CONFIG.
27455 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
27456 (MULTILIB_OSDIRNAMES): New variable.
27457 * config/sh/t-1e: Delete file.
27458 * config/sh/t-mlib-sh1: Delete file.
27459 * config/sh/t-mlib-sh2: Delete file.
27460 * config/sh/t-mlib-sh2a: Delete file.
27461 * config/sh/t-mlib-sh2a-nofpu: Delete file.
27462 * config/sh/t-mlib-sh2a-single: Delete file.
27463 * config/sh/t-mlib-sh2a-single-only: Delete file.
27464 * config/sh/t-mlib-sh2e: Delete file.
27465 * config/sh/t-mlib-sh3e: Delete file.
27466 * config/sh/t-mlib-sh4: Delete file.
27467 * config/sh/t-mlib-sh4-nofpu: Delete file.
27468 * config/sh/t-mlib-sh4-single: Delete file.
27469 * config/sh/t-mlib-sh4-single-only: Delete file.
27470 * config/sh/t-mlib-sh4a: Delete file.
27471 * config/sh/t-mlib-sh4a-nofpu: Delete file.
27472 * config/sh/t-mlib-sh4a-single: Delete file.
27473 * config/sh/t-mlib-sh4a-single-only: Delete file.
27474 * config/sh/t-mlib-sh4al: Delete file.
27475 * config/sh/t-mlib-sh5-32media: Delete file.
27476 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
27477 * config/sh/t-mlib-sh5-64media: Delete file.
27478 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
27479 * config/sh/t-mlib-sh5-compact: Delete file.
27480 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
27481 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
27482 * doc/install.texi (Options specification): Add
27483 --with-multilib-list and --with-endian.
27485 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
27487 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
27489 (OBJS-common): Add plugin-version.o.
27490 (plugin-version.o): New.
27491 * gcc-plugin.h (plugin_gcc_version): New.
27492 (plugin_default_version_check): New.
27493 (plugin_init_func, plugin_init): Add version argument.
27494 * plugin-version.c: New.
27495 * plugin.c (str_plugin_gcc_version_name): New.
27496 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
27497 pass it to the init function.
27498 (plugin_default_version_check): New.
27500 2009-04-17 Richard Guenther <rguenther@suse.de>
27502 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
27503 for decl-vs-decl disambiguation.
27505 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
27507 * config/s390/s390.h (s390_tune_attr): New macro definition.
27508 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
27510 2009-04-17 Richard Guenther <rguenther@suse.de>
27512 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
27513 (fold_stmt_r): Likewise.
27514 (maybe_fold_reference): New function.
27515 (fold_gimple_assign): Handle cases fold_stmt_r did.
27516 (fold_stmt): Do not use fold_stmt_r.
27517 (fold_stmt_inplace): Likewise.
27519 2009-04-17 Richard Guenther <rguenther@suse.de>
27521 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
27522 (record_equivalences_from_stmt): Remove useless checks and
27524 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
27525 the type is already suitable.
27527 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
27529 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
27531 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
27533 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
27534 (CMPtype): Define as __gcc_CMPtype.
27536 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
27538 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
27539 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
27541 2009-04-17 Richard Guenther <rguenther@suse.de>
27543 PR tree-optimization/39746
27544 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
27545 special-casing for builtins and static variable use/def.
27546 (call_may_clobber_ref_p_1): Likewise.
27548 2009-04-16 Ian Lance Taylor <iant@google.com>
27550 * df.h: Include "timevar.h".
27551 (struct df_problem): Change tv_id field to timevar_id_t.
27552 * tree-pass.h: Include "timevar.h".
27553 (struct opt_pass): Change tv_id field to timevar_id_t.
27554 * timevar.h (timevar_id_t): Define TV_NONE.
27555 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
27556 TV_NONE rather than tv_id != 0.
27557 (execute_one_pass): Likewise.
27558 * Makefile.in (DF_H): Add $(TIMEVAR_H).
27559 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
27560 dependencies to $(TREE_PASS_H).
27561 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
27563 (pass_branch_target_load_optimize2): Likewise.
27564 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
27565 (pass_outof_cfg_layout_mode): Likewise.
27566 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
27567 (pass_rebuild_cgraph_edges): Likewise.
27568 (pass_remove_cgraph_callee_edges): Likewise.
27569 * df-core.c (pass_df_initialize_opt): Likewise.
27570 (pass_df_initialize_no_opt): Likewise.
27571 (pass_df_finish): Likewise.
27572 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
27573 * except.c (pass_set_nothrow_function_flags): Likewise.
27574 (pass_convert_to_eh_region_ranges): Likewise.
27575 * final.c (pass_compute_alignments): Likewise.
27576 * function.c (pass_instantiate_virtual_regs): Likewise.
27577 (pass_init_function): Likewise.
27578 (pass_leaf_regs): Likewise.
27579 (pass_match_asm_constraints): Likewise.
27580 * gimple-low.c (pass_lower_cf): Likewise.
27581 (pass_mark_used_blocks): Likewise.
27582 * init-regs.c (pass_initialize_regs): Likewise.
27583 * integrate.c (pass_initial_value_sets): Likewise.
27584 * ira.c (pass_ira): Likewise.
27585 * jump.c (pass_cleanup_barriers): Likewise.
27586 * omp-low.c (pass_expand_omp): Likewise.
27587 (pass_lower_omp): Likewise.
27588 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
27589 * recog.c (pass_split_all_insns): Likewise.
27590 (pass_split_after_reload): Likewise.
27591 (pass_split_before_regstack): Likewise.
27592 (pass_split_before_sched2): Likewise.
27593 (pass_split_for_shorten_branches): Likewise.
27594 * reginfo.c (pass_reginfo_init): Likewise.
27595 (pass_subregs_of_mode_init): Likewise.
27596 (pass_subregs_of_mode_finish): Likewise.
27597 * passes.c (pass_postreload): Likewise.
27598 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
27599 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
27600 (pass_warn_function_return): Likewise.
27601 (pass_warn_function_noreturn): Likewise.
27602 * tree-complex.c (pass_lower_complex): Likewise.
27603 (pass_lower_complex_O0): Likewise.
27604 * tree-if-conv.c (pass_if_conversion): Likewise.
27605 * tree-into-ssa.c (pass_build_ssa): Likewise.
27606 * tree-mudflap.c (pass_mudflap_1): Likewise.
27607 (pass_mudflap_2): Likewise.
27608 * tree-nomudflap.c (pass_mudflap_1): Likewise.
27609 (pass_mudflap_2): Likewise.
27610 * tree-nrv.c (pass_return_slot): Likewise.
27611 * tree-object-size.c (pass_object_sizes): Likewise.
27612 * tree-optimize.c (pass_all_optimizations): Likewise.
27613 (pass_early_local_passes): Likewise.
27614 (pass_all_early_optimizations): Likewise.
27615 (pass_cleanup_cfg): Likewise.
27616 (pass_cleanup_cfg_post_optimizing): Likewise.
27617 (pass_free_datastructures): Likewise.
27618 (pass_free_cfg_annotations): Likewise.
27619 (pass_fixup_cfg): Likewise.
27620 (pass_init_datastructures): Likewise.
27621 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
27622 (pass_late_warn_uninitialized): Likewise.
27623 (pass_update_address_taken): Likewise.
27624 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
27625 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
27626 (pass_cse_sincos): Likewise.
27627 (pass_convert_to_rsqrt): Likewise.
27628 * tree-ssa-structalias.c (pass_build_alias): Likewise.
27629 * tree-stdarg.c (pass_stdarg): Likewise.
27630 * tree-tailcall.c (pass_tail_recursion): Likewise.
27631 (pass_tail_calls): Likewise.
27632 * tree-vect-generic.c (pass_lower_vector): Likewise.
27633 (pass_lower_vector_ssa): Likewise.
27634 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
27636 2009-04-16 Joseph Myers <joseph@codesourcery.com>
27638 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
27640 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
27642 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
27643 logical and signext.
27645 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
27648 * config/sh/predicates.md (arith_operand): Check if the operand
27649 of TRUNCATE is a REG.
27651 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27653 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
27654 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
27656 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27658 * tree-iterator.c (tsi_split_statement_list_after,
27659 tsi_split_statement_list_before): Remove.
27660 * tree-iterator.h: Remove the prototypes for
27661 tsi_split_statement_list_after and tsi_split_statement_list_before.
27663 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27665 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
27666 * tree-ssa-propagate.h: Remove the prototype for
27667 stmt_makes_single_load.
27669 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27671 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
27672 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
27674 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27676 * tree-iterator.c (EXPR_LAST_BODY): Remove.
27678 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27680 * except.c (eh_region_outer_p): Remove.
27681 * except.h: Remove the prototype for eh_region_outer_p.
27683 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
27685 * function.c (current_function_assembler_name): Remove.
27686 * function.h: Remove the prototype for
27687 current_function_assembler_name.
27689 2009-04-16 Ian Lance Taylor <iant@google.com>
27691 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
27692 (add_reg_note): Call alloc_reg_note.
27693 * rtl.h (alloc_reg_note): Declare.
27694 * combine.c (try_combine): Use alloc_reg_note.
27695 (recog_for_combine, move_deaths): Likewise.
27696 (distribute_notes): Use alloc_reg_note and add_reg_note.
27697 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
27698 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
27699 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
27701 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
27703 PR rtl-optimization/39762
27704 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
27705 ira_may_move_out_cost): Add comments about way of their usage.
27706 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
27708 * ira-conflicts.c (process_regs_for_copy): Use function
27709 ira_get_register_move_cost instead of global
27710 ira_register_move_cost.
27712 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
27713 color_pass, move_spill_restore, update_curr_costs): Ditto.
27715 * ira-lives.c (process_single_reg_class_operands): Ditto.
27717 * ira-emit.c (emit_move_list): Ditto.
27719 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
27720 (record_reg_classes): Ditto. Use functions
27721 ira_get_register_move_cost and ira_get_may_move_cost instead of
27722 global vars ira_register_move_cost, ira_may_move_out_cost and
27723 ira_may_move_in_cost.
27724 (record_address_regs): Don't call ira_init_register_move_cost.
27725 Use function ira_get_may_move_cost instead of global
27726 ira_may_move_in_cost.
27727 (process_bb_node_for_hard_reg_moves): Use function
27728 ira_get_register_move_cost instead of global ira_register_move_cost.
27729 (ira_costs): Don't call ira_init_register_move_cost.
27731 2009-04-16 Richard Guenther <rguenther@suse.de>
27733 * tree-cfg.c (verify_gimple_assign_binary):
27734 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
27735 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
27736 (create_general_new_stmt): Note that this function is broken.
27738 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27740 * common.opt (fhelp): Add Var(help_flag).
27741 * gcc-plugin.h (plugin_info): Add help.
27742 * plugin.c (plugin_name_args): Add help.
27743 (register_plugin_info): Set plugin->help.
27744 (print_help_one_plugin): New.
27745 (print_plugins_help): New.
27746 * plugin.h (print_plugins_help): New.
27747 * toplev.c (toplev_main): Call print_plugins_help if needed.
27749 2009-04-16 Richard Guenther <rguenther@suse.de>
27751 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
27752 (gimple_ior_addresses_taken_1): New function.
27753 (gimple_ior_addresses_taken): Likewise.
27754 * gimple.h (struct gimple_statement_with_ops_base): Remove
27755 addresses_taken member.
27756 (gimple_ior_addresses_taken): Declare.
27757 (gimple_addresses_taken, gimple_addresses_taken_ptr,
27758 gimple_set_addresses_taken): Remove.
27759 * ipa-reference.c (mark_address): New function.
27760 (scan_stmt_for_static_refs): Use it for marking addresses taken.
27761 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
27762 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
27763 (gimple_add_to_addresses_taken): Remove.
27764 (get_tmr_operands): Call mark_address_taken.
27765 (get_asm_expr_operands): Likewise.
27766 (get_expr_operands): Likewise.
27767 (build_ssa_operands): Do not clear the addresses_taken bitmap.
27768 (free_stmt_operands): Do not free it.
27769 * tree-ssa.c (delete_tree_ssa): Likewise.
27770 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
27772 2009-04-16 Richard Guenther <rguenther@suse.de>
27774 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
27775 (walk_stmt_load_store_ops): Likewise.
27776 * gimple.c (get_base_loadstore): New function.
27777 (walk_stmt_load_store_addr_ops): Likewise.
27778 (walk_stmt_load_store_ops): Likewise.
27779 * ipa-pure-const.c (check_op): Simplify.
27780 (check_load, check_store): New functions.
27781 (check_stmt): Use walk_stmt_load_store_ops.
27782 * ipa-reference.c (mark_load): Adjust signature.
27783 (mark_store): Likewise.
27784 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
27786 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27788 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
27789 (plugin_info): New.
27790 * opts.c (common_handle_option): Don't call print_version.
27791 * plugin.c (plugin_name_args): Add version.
27792 (register_plugin_info): New.
27793 (register_callback): Handle PLUGIN_INFO.
27794 (try_init_one_plugin): New.
27795 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
27797 (finalize_one_plugin): New.
27798 (finalize_plugins): New.
27799 (print_one_plugin): New.
27800 (print_plugins_versions): New.
27801 * plugin.h (print_plugins_versions): New.
27802 (finalize_plugins): New.
27803 * toplev.c (compile_file): Don't call initialize_plugins.
27804 (print_version): Call print_plugins_versions.
27805 (toplev_main): Call initialize_plugins. Print version if needed.
27806 Call finalize_plugins.
27808 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
27810 * common.opt (fversion): New.
27811 * gcc.c (print_version): New.
27812 (process_command): Don't print the version. Just set print_version.
27813 (main): Print version. Call subprocesses if print_version and
27814 verbose_flag are set.
27815 * opts.c (common_handle_option): Handle OPT_fversion.
27817 2009-04-16 Richard Guenther <rguenther@suse.de>
27818 Ira Rosen <irar@il.ibm.com>
27820 PR tree-optimization/39698
27821 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
27822 type of the reduction variable. Only generate the def if
27825 * omp-low.c (expand_omp_for_generic): When converting to a pointer
27826 make sure to first convert to an integer of the same precision.
27827 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
27828 the type of the evolution correctly in computing the new
27829 induction variable base.
27831 2009-04-16 Richard Guenther <rguenther@suse.de>
27833 PR middle-end/39625
27834 * tree-cfg.c (make_blocks): Split statements with to-be
27835 abnormal SSA names on the lhs.
27837 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
27839 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
27840 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
27841 * c-typeck.c (really_start_incremental_init): Likewise.
27842 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
27843 (TARGET_INITIALIZER): Remove it.
27844 * target.h (struct target): Remove vector_opaque_p.
27845 * tree.c (build_opaque_vector_type): New.
27846 * tree.h (TYPE_VECTOR_OPAQUE): New.
27847 (build_opaque_vector_type): Declare.
27848 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
27849 * config/rs6000/rs6000.c (build_opaque_vector_type,
27850 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
27851 (rs6000_init_builtins): Use build_opaque_vector_type for
27852 opaque_V4SI_type_node.
27854 2009-04-15 Catherine Moore <clm@codesourcery.com>
27856 * debug.h (set_name): Declare.
27857 * dwarf2out.c (dwarf2out_set_name): Declare.
27858 (dwarf2_debug_hooks): Add set_name.
27859 (find_AT_string): New.
27860 (add_AT_string): Call find_AT_string.
27861 (dwarf2out_set_name): New.
27862 * cp/decl.c (grokdeclarator): Call set_name.
27863 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
27864 * debug.c (do_nothing_debug_hooks): Likewise.
27865 * dbxout.c (dbx_debug_hooks): Likewise.
27866 * sdbout.c (sdb_debug_hooks): Likewise.
27868 2009-04-15 Michael Eager <eager@eagercon.com>
27870 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
27871 reg for single-precision FPU.
27872 * config/rs6000/rs6000.md (movsi_internal1): Only for
27873 !TARGET_SINGLE_FPU.
27874 (movsi_internal1_single): New. Add pattern to move SI values to/from
27875 single-precision FP regs.
27877 2009-04-15 Richard Guenther <rguenther@suse.de>
27879 * omp-low.c (lower_rec_input_clauses): Build correct address
27881 (expand_omp_for_generic): Fix multiplication type.
27882 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
27883 (generate_memset_zero): Fix types.
27884 * tree-profile.c (prepare_instrumented_value): Correctly
27887 2009-04-15 Ian Lance Taylor <iant@google.com>
27889 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
27890 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
27891 for -Wall and for -Wc++-compat.
27892 (c_common_post_options): For C++, set warn_enum_compare if not
27894 * c-tree.h (struct c_expr): Add field original_type.
27895 (build_external_ref): Update declaration.
27896 * c-parser.c (c_parser_braced_init): Set original_type.
27897 (c_parser_initelt): Likewise.
27898 (c_parser_expr_no_commas): Likewise.
27899 (c_parser_conditional_expression): Likewise.
27900 (c_parser_cast_expression): Likewise.
27901 (c_parser_unary_expression): Likewise. Pull setting of
27902 original_code to top of function.
27903 (c_parser_sizeof_expression): Set original_type.
27904 (c_parser_alignof_expression): Likewise.
27905 (c_parser_postfix_expression): Likewise. Pull setting of
27906 original_code to top of function.
27907 (c_parser_postfix_expression_after_paren_type): Set original_type.
27908 (c_parser_postfix_expression_after_primary): Likewise.
27909 (c_parser_expression): Likewise.
27910 * c-typeck.c (build_external_ref): Add type parameter. Change all
27912 (c_expr_sizeof_expr): Set original_type field.
27913 (parser_build_unary_op): Likewise.
27914 (parser_build_binary_op): Likewise. Optionally warn about
27915 comparisons of enums of different types.
27916 (digest_init): Set original_type field.
27917 (really_start_incremental_init): Likewise.
27918 (push_init_level, pop_init_level): Likewise.
27919 * doc/invoke.texi (Warning Options): -Wenum-compare now
27922 2009-04-15 Richard Guenther <rguenther@suse.de>
27924 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
27925 out a necessary conversion.
27926 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
27927 names we didn't value number.
27928 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
27930 2009-04-15 Richard Guenther <rguenther@suse.de>
27932 PR tree-optimization/39764
27933 * tree-ssa-ccp.c (get_value): Canonicalize value with
27934 canonicalize_float_value.
27936 2009-04-15 Jan Hubicka <jh@suse.cz>
27938 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
27939 Wrong version of patch.
27941 2009-04-15 Jan Hubicka <jh@suse.cz>
27943 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
27945 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
27947 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
27948 our distinct integral and vector types.
27950 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
27952 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
27953 * init.c (build_vtbl_address): Remove call to assemble_external.
27955 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
27957 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
27958 output for other floating point modes.
27960 2009-04-14 Diego Novillo <dnovillo@google.com>
27962 * diagnostic.c (diagnostic_report_diagnostic): Do not
27963 warn about loaded plugins for DK_ERROR and DK_WARNING.
27964 * c-decl.c (declspecs_add_type): Move call to
27965 invoke_plugin_callbacks ...
27966 * c-parser.c (c_parser_declspecs): ... here.
27967 * plugin.c (dump_active_plugins): Tidy output.
27969 2009-04-14 Diego Novillo <dnovillo@google.com>
27970 Le-Chun Wu <lcwu@google.com>
27972 * configure.ac: Add --enable-plugin support.
27973 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
27974 * Makefile.in (PLUGIN_H): Define.
27975 Export ENABLE_PLUGIN and GMPINC to site.exp.
27976 Add PLUGINLIBS to link command.
27977 Add/modify dependencies for plugin.o and files including plugin.h.
27979 * config.in: Regenerate.
27981 * opts.c (common_handle_option): Handle OPT_fplugin_ and
27984 2009-04-14 Le-Chun Wu <lcwu@google.com>
27986 * tree-pass.h (register_one_dump_file): Add a prototype for
27987 register_one_dump_file.
27988 * toplev.c (compile_file): Call initialize_plugins.
27989 (do_compile): Call invoke_plugin_callbacks.
27990 (toplev_main): Call invoke_plugin_callbacks.
27991 * common.opt: Add -fplugin= and -fplugin-arg-.
27992 * gcc-plugin.h: New public header file for plugins to include.
27993 * plugin.c: New source file.
27994 * plugin.h: New internal header file.
27995 * passes.c (register_one_dump_file): Make it external.
27997 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
27999 2009-04-14 Diego Novillo <dnovillo@google.com>
28001 * doc/plugins.texi: New.
28002 * doc/gccint.texi: Add reference to Plugins chapter.
28003 * doc/invoke.texi: Document -fplugin and -fplugin-arg
28004 * diagnostic.c (diagnostic_report_diagnostic): Warn about
28005 loaded plugins, if any.
28006 * timevar.def (TV_PLUGIN_INIT): Define.
28007 (TV_PLUGIN_RUN): Define.
28008 * plugin.c: Include timevar.h
28009 (plugins_active_p): New.
28010 (dump_active_plugins): New.
28011 (debug_active_plugins): New.
28013 2009-04-14 Joseph Myers <joseph@codesourcery.com>
28015 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
28017 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
28019 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
28021 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
28022 the same as a minus without a shift.
28024 2009-04-14 Nick Clifton <nickc@redhat.com>
28026 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
28027 comparisons with small integers will always produce a short
28030 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
28033 2008-12-19 Diego Novillo <dnovillo@google.com>
28035 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
28037 2009-04-14 Richard Guenther <rguenther@suse.de>
28039 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
28041 (verify_gimple_assign_binary): Likewise. Handle shifts and
28043 (verify_gimple_phi): Print the mismatched argument position.
28044 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
28046 (vect_update_init_of_dr): Likewise.
28047 * matrix-reorg.c (transform_access_sites): Do what the
28049 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
28051 2009-04-13 Michael Eager <eager@eagercon.com>
28053 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
28054 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
28055 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
28056 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
28057 remove duplicate config
28059 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
28061 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
28062 file_name:line_number type locator of the call site.
28064 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
28066 * genautomata.c: Put blank after comma.
28067 (automaton_decls): New.
28068 (struct unit_usage): Add comments to member next.
28069 (store_alt_unit_usage): Keep the list ordered.
28070 (unit_present_on_list_p, equal_alternatives_p): New.
28071 (check_regexp_units_distribution): Check units distribution
28072 correctness correctly.
28073 (main): Don't write automata if error is found. Return correct
28076 * config/m68k/cf.md (cfv4_ds): Remove.
28077 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
28078 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
28080 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
28081 power4-load-ext, power4-store, power4-store-update,
28082 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
28083 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
28084 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
28085 power4-sqrt, power4-isync): Modify reservation to make correct
28086 unit distribution to automata.
28088 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
28089 power5-store-update, power5-two, power5-three, power5-lmul,
28090 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
28092 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
28094 * except.c (pass_set_nothrow_function_flags): Set name and add
28096 (set_nothrow_function_flags): Mention in the dump file when
28097 changing a function to nothrow.
28099 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
28102 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
28103 instead of unsigned long.
28105 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28107 * config/arm/arm.c (return_used_this_function): Remove.
28108 (arm_output_function_prologue): Remove use of
28109 return_used_this_function.
28110 (output_return_instruction): Replace use of
28111 return_used_this_function
28112 by cfun->machine->return_used_this_function.
28113 (arm_output_epilogue): Likewise.
28114 (arm_output_function_epilogue): Likewise.
28115 (thumb_unexpanded_epilogue): Likewise.
28116 * config/arm/arm.h (struct machine_function):
28117 New member return_used_this_function.
28119 2009-04-12 Mark Mitchell <mark@codesourcery.com>
28121 * doc/install.texi: Correct description of default directory for
28122 --with-gxx-include-dir.
28124 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
28126 * fold-const.c (build_range_check): Properly deal with enumeral and
28127 boolean base types.
28129 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
28131 * doc/invoke.texi (max_gcse_passes): Remove documentation.
28132 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
28133 * params.h (MAX_GCSE_PASSES): Remove.
28134 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
28135 in sequence. Remove ability to run multiple passes.
28136 (bypass_jumps): Report run as third CPROP pass.
28138 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
28140 PR middle-end/39651
28141 * except.c (can_throw_external): Look at each insn in a SEQUENCE
28142 when deciding whether the whole SEQUENCE can throw.
28144 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
28147 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
28148 offseted label references.
28150 2009-04-11 Jan Hubicka <jh@suse.cz>
28152 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
28154 2009-04-11 Richard Guenther <rguenther@suse.de>
28156 PR middle-end/39732
28157 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
28158 return variables as TREE_ADDRESSABLE.
28160 2009-04-11 Richard Guenther <rguenther@suse.de>
28162 PR tree-optimization/39713
28163 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
28164 reference trees have SSA_NAME operands.
28166 2009-04-11 Richard Guenther <rguenther@suse.de>
28169 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
28170 address expressions.
28172 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
28174 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
28175 match changes in Cygwin 1.7
28176 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
28177 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
28179 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
28181 PR tree-optimization/39701
28182 * doc/invoke.texi (Optimization Options): Document change in
28183 meaning and initialization of -fdelete-null-pointer-checks.
28185 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
28187 PR middle-end/39701
28188 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
28190 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
28193 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
28195 2009-04-10 Chao-ying Fu <fu@mips.com>
28197 * doc/tm.texi (Instruction Output): Document
28198 TARGET_ASM_FINAL_POSTSCAN_INSN.
28199 * target.h (final_postscan_insn): New field in asm_out.
28200 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
28201 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
28202 * final.c (final_scan_insn): Call
28203 targetm.asm_out.final_postscan_insn after outputting
28204 an asm macro and a normal instruction.
28206 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
28207 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
28208 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
28209 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
28210 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
28212 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
28214 PR middle-end/39701
28215 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
28216 variables as non-NULL even with -fdelete-null-pointer-checks.
28218 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
28220 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
28222 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
28225 * config/i386/i386.c (classify_argument): Handle SCmode with
28226 (bit_offset % 64) != 0.
28228 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
28230 * doc/invoke.texi (Optimize Options): Add cross-reference to
28231 -Q --help=optimizers examples.
28233 2009-04-10 Ben Elliston <bje@au.ibm.com>
28236 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
28237 regalign for the reg == fpr and TDmode case.
28239 2009-04-09 David Ayers <ayers@fsfe.org>
28242 * objc/objc-act.c (warn_with_method): Remove helper function.
28243 (check_duplicates): Call warning and inform directly.
28244 (really_start_method): Likewise.
28246 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
28248 * expmed.c (expand_divmod): Always use a comparison for a division
28249 by a large unsigned integer.
28251 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
28252 for things others than variables or functions as nonzero.
28254 2009-04-09 Nick Clifton <nickc@redhat.com>
28256 * unwind-compat.c: Change copyright header to refer to version
28257 3 of the GNU General Public License with version 3.1 of the
28258 GCC Runtime Library Exception and to point readers at the
28259 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
28260 * config/alpha/crtfastmath.c: Likewise.
28261 * config/alpha/linux-unwind.h: Likewise.
28262 * config/alpha/qrnnd.asm: Likewise.
28263 * config/alpha/vms-crt0-64.c: Likewise.
28264 * config/alpha/vms-crt0.c: Likewise.
28265 * config/alpha/vms-dwarf2.asm: Likewise.
28266 * config/alpha/vms-dwarf2eh.asm: Likewise.
28267 * config/alpha/vms-psxcrt0-64.c: Likewise.
28268 * config/alpha/vms-psxcrt0.c: Likewise.
28269 * config/alpha/vms_tramp.asm: Likewise.
28270 * config/arc/initfini.c: Likewise.
28271 * config/arc/lib1funcs.asm: Likewise.
28272 * config/arm/bpabi-v6m.S: Likewise.
28273 * config/arm/bpabi.S: Likewise.
28274 * config/arm/bpabi.c: Likewise.
28275 * config/arm/crti.asm: Likewise.
28276 * config/arm/crtn.asm: Likewise.
28277 * config/arm/ieee754-df.S: Likewise.
28278 * config/arm/ieee754-sf.S: Likewise.
28279 * config/arm/lib1funcs.asm: Likewise.
28280 * config/arm/libunwind.S: Likewise.
28281 * config/arm/linux-atomic.c: Likewise.
28282 * config/arm/mmintrin.h: Likewise.
28283 * config/arm/pr-support.c: Likewise.
28284 * config/arm/unaligned-funcs.c: Likewise.
28285 * config/arm/unwind-arm.c: Likewise.
28286 * config/arm/unwind-arm.h: Likewise.
28287 * config/avr/libgcc.S: Likewise.
28288 * config/bfin/crti.s: Likewise.
28289 * config/bfin/crtlibid.s: Likewise.
28290 * config/bfin/crtn.s: Likewise.
28291 * config/bfin/lib1funcs.asm: Likewise.
28292 * config/bfin/linux-unwind.h: Likewise.
28293 * config/cris/arit.c: Likewise.
28294 * config/cris/cris_abi_symbol.c: Likewise.
28295 * config/darwin-64.c: Likewise.
28296 * config/darwin-crt2.c: Likewise.
28297 * config/darwin-crt3.c: Likewise.
28298 * config/darwin.h: Likewise.
28299 * config/dbxelf.h: Likewise.
28300 * config/dfp-bit.c: Likewise.
28301 * config/dfp-bit.h: Likewise.
28302 * config/elfos.h: Likewise.
28303 * config/fixed-bit.c: Likewise.
28304 * config/fixed-bit.h: Likewise.
28305 * config/fp-bit.c: Likewise.
28306 * config/fp-bit.h: Likewise.
28307 * config/fr30/crti.asm: Likewise.
28308 * config/fr30/crtn.asm: Likewise.
28309 * config/fr30/lib1funcs.asm: Likewise.
28310 * config/freebsd-spec.h: Likewise.
28311 * config/frv/cmovd.c: Likewise.
28312 * config/frv/cmovh.c: Likewise.
28313 * config/frv/cmovw.c: Likewise.
28314 * config/frv/frvbegin.c: Likewise.
28315 * config/frv/frvend.c: Likewise.
28316 * config/frv/lib1funcs.asm: Likewise.
28317 * config/glibc-stdint.h: Likewise.
28318 * config/h8300/clzhi2.c: Likewise.
28319 * config/h8300/crti.asm: Likewise.
28320 * config/h8300/crtn.asm: Likewise.
28321 * config/h8300/ctzhi2.c: Likewise.
28322 * config/h8300/fixunssfsi.c: Likewise.
28323 * config/h8300/lib1funcs.asm: Likewise.
28324 * config/h8300/parityhi2.c: Likewise.
28325 * config/h8300/popcounthi2.c: Likewise.
28326 * config/i386/ammintrin.h: Likewise.
28327 * config/i386/att.h: Likewise.
28328 * config/i386/avxintrin.h: Likewise.
28329 * config/i386/biarch64.h: Likewise.
28330 * config/i386/bmmintrin.h: Likewise.
28331 * config/i386/cpuid.h: Likewise.
28332 * config/i386/cross-stdarg.h: Likewise.
28333 * config/i386/crtfastmath.c: Likewise.
28334 * config/i386/crtprec.c: Likewise.
28335 * config/i386/cygming-crtbegin.c: Likewise.
28336 * config/i386/cygming-crtend.c: Likewise.
28337 * config/i386/cygwin.asm: Likewise.
28338 * config/i386/emmintrin.h: Likewise.
28339 * config/i386/gmm_malloc.h: Likewise.
28340 * config/i386/gthr-win32.c: Likewise.
28341 * config/i386/i386.h: Likewise.
28342 * config/i386/immintrin.h: Likewise.
28343 * config/i386/linux-unwind.h: Likewise.
28344 * config/i386/linux64.h: Likewise.
28345 * config/i386/mm3dnow.h: Likewise.
28346 * config/i386/mmintrin-common.h: Likewise.
28347 * config/i386/mmintrin.h: Likewise.
28348 * config/i386/nmmintrin.h: Likewise.
28349 * config/i386/pmm_malloc.h: Likewise.
28350 * config/i386/pmmintrin.h: Likewise.
28351 * config/i386/smmintrin.h: Likewise.
28352 * config/i386/sol2-c1.asm: Likewise.
28353 * config/i386/sol2-ci.asm: Likewise.
28354 * config/i386/sol2-cn.asm: Likewise.
28355 * config/i386/sol2-gc1.asm: Likewise.
28356 * config/i386/tmmintrin.h: Likewise.
28357 * config/i386/unix.h: Likewise.
28358 * config/i386/w32-unwind.h: Likewise.
28359 * config/i386/wmmintrin.h: Likewise.
28360 * config/i386/x86-64.h: Likewise.
28361 * config/i386/x86intrin.h: Likewise.
28362 * config/i386/xmmintrin.h: Likewise.
28363 * config/ia64/crtbegin.asm: Likewise.
28364 * config/ia64/crtend.asm: Likewise.
28365 * config/ia64/crtfastmath.c: Likewise.
28366 * config/ia64/crti.asm: Likewise.
28367 * config/ia64/crtn.asm: Likewise.
28368 * config/ia64/fde-glibc.c: Likewise.
28369 * config/ia64/lib1funcs.asm: Likewise.
28370 * config/ia64/linux-unwind.h: Likewise.
28371 * config/ia64/quadlib.c: Likewise.
28372 * config/ia64/unwind-ia64.c: Likewise.
28373 * config/linux.h: Likewise.
28374 * config/m32c/m32c-lib1.S: Likewise.
28375 * config/m32c/m32c-lib2-trapv.c: Likewise.
28376 * config/m32c/m32c-lib2.c: Likewise.
28377 * config/m32r/initfini.c: Likewise.
28378 * config/m68hc11/larith.asm: Likewise.
28379 * config/m68hc11/m68hc11-crt0.S: Likewise.
28380 * config/m68k/cf.md: Likewise.
28381 * config/m68k/crti.s: Likewise.
28382 * config/m68k/crtn.s: Likewise.
28383 * config/m68k/lb1sf68.asm: Likewise.
28384 * config/m68k/linux-unwind.h: Likewise.
28385 * config/mcore/crti.asm: Likewise.
28386 * config/mcore/crtn.asm: Likewise.
28387 * config/mcore/lib1.asm: Likewise.
28388 * config/mips/linux-unwind.h: Likewise.
28389 * config/mips/loongson.h: Likewise.
28390 * config/mips/mips16.S: Likewise.
28391 * config/mmix/crti.asm: Likewise.
28392 * config/mmix/crtn.asm: Likewise.
28393 * config/pa/fptr.c: Likewise.
28394 * config/pa/hpux-unwind.h: Likewise.
28395 * config/pa/lib2funcs.asm: Likewise.
28396 * config/pa/linux-atomic.c: Likewise.
28397 * config/pa/linux-unwind.h: Likewise.
28398 * config/pa/milli64.S: Likewise.
28399 * config/pa/quadlib.c: Likewise.
28400 * config/pa/stublib.c: Likewise.
28401 * config/picochip/libgccExtras/adddi3.asm: Likewise.
28402 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
28403 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
28404 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
28405 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
28406 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
28407 * config/picochip/libgccExtras/divmod15.asm: Likewise.
28408 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
28409 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
28410 * config/picochip/libgccExtras/longjmp.asm: Likewise.
28411 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
28412 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
28413 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
28414 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
28415 * config/picochip/libgccExtras/setjmp.asm: Likewise.
28416 * config/picochip/libgccExtras/subdi3.asm: Likewise.
28417 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
28418 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
28419 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
28420 * config/rs6000/750cl.h: Likewise.
28421 * config/rs6000/altivec.h: Likewise.
28422 * config/rs6000/biarch64.h: Likewise.
28423 * config/rs6000/crtresfpr.asm: Likewise.
28424 * config/rs6000/crtresgpr.asm: Likewise.
28425 * config/rs6000/crtresxfpr.asm: Likewise.
28426 * config/rs6000/crtresxgpr.asm: Likewise.
28427 * config/rs6000/crtsavfpr.asm: Likewise.
28428 * config/rs6000/crtsavgpr.asm: Likewise.
28429 * config/rs6000/darwin-asm.h: Likewise.
28430 * config/rs6000/darwin-fallback.c: Likewise.
28431 * config/rs6000/darwin-fpsave.asm: Likewise.
28432 * config/rs6000/darwin-ldouble.c: Likewise.
28433 * config/rs6000/darwin-tramp.asm: Likewise.
28434 * config/rs6000/darwin-unwind.h: Likewise.
28435 * config/rs6000/darwin-vecsave.asm: Likewise.
28436 * config/rs6000/darwin-world.asm: Likewise.
28437 * config/rs6000/e500crtres32gpr.asm: Likewise.
28438 * config/rs6000/e500crtres64gpr.asm: Likewise.
28439 * config/rs6000/e500crtres64gprctr.asm: Likewise.
28440 * config/rs6000/e500crtrest32gpr.asm: Likewise.
28441 * config/rs6000/e500crtrest64gpr.asm: Likewise.
28442 * config/rs6000/e500crtresx32gpr.asm: Likewise.
28443 * config/rs6000/e500crtresx64gpr.asm: Likewise.
28444 * config/rs6000/e500crtsav32gpr.asm: Likewise.
28445 * config/rs6000/e500crtsav64gpr.asm: Likewise.
28446 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
28447 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
28448 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
28449 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
28450 * config/rs6000/eabi-ci.asm: Likewise.
28451 * config/rs6000/eabi-cn.asm: Likewise.
28452 * config/rs6000/eabi.asm: Likewise.
28453 * config/rs6000/linux-unwind.h: Likewise.
28454 * config/rs6000/linux64.h: Likewise.
28455 * config/rs6000/paired.h: Likewise.
28456 * config/rs6000/paired.md: Likewise.
28457 * config/rs6000/ppc64-fp.c: Likewise.
28458 * config/rs6000/ppu_intrinsics.h: Likewise.
28459 * config/rs6000/rs6000.h: Likewise.
28460 * config/rs6000/si2vmx.h: Likewise.
28461 * config/rs6000/sol-ci.asm: Likewise.
28462 * config/rs6000/sol-cn.asm: Likewise.
28463 * config/rs6000/spe.h: Likewise.
28464 * config/rs6000/spu2vmx.h: Likewise.
28465 * config/rs6000/sysv4.h: Likewise.
28466 * config/rs6000/tramp.asm: Likewise.
28467 * config/rs6000/vec_types.h: Likewise.
28468 * config/s390/linux-unwind.h: Likewise.
28469 * config/s390/tpf-unwind.h: Likewise.
28470 * config/score/crti.asm: Likewise.
28471 * config/score/crtn.asm: Likewise.
28472 * config/sh/crt1.asm: Likewise.
28473 * config/sh/crti.asm: Likewise.
28474 * config/sh/crtn.asm: Likewise.
28475 * config/sh/divtab-sh4-300.c: Likewise.
28476 * config/sh/divtab-sh4.c: Likewise.
28477 * config/sh/divtab.c: Likewise.
28478 * config/sh/lib1funcs-4-300.asm: Likewise.
28479 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
28480 * config/sh/lib1funcs.asm: Likewise.
28481 * config/sh/lib1funcs.h: Likewise.
28482 * config/sh/linux-atomic.asm: Likewise.
28483 * config/sh/linux-unwind.h: Likewise.
28484 * config/sh/shmedia.h: Likewise.
28485 * config/sh/sshmedia.h: Likewise.
28486 * config/sh/ushmedia.h: Likewise.
28487 * config/sparc/crtfastmath.c: Likewise.
28488 * config/sparc/linux-unwind.h: Likewise.
28489 * config/sparc/sol2-c1.asm: Likewise.
28490 * config/sparc/sol2-ci.asm: Likewise.
28491 * config/sparc/sol2-cn.asm: Likewise.
28492 * config/spu/divmodti4.c: Likewise.
28493 * config/spu/divv2df3.c: Likewise.
28494 * config/spu/float_disf.c: Likewise.
28495 * config/spu/float_unsdidf.c: Likewise.
28496 * config/spu/float_unsdisf.c: Likewise.
28497 * config/spu/float_unssidf.c: Likewise.
28498 * config/spu/mfc_multi_tag_release.c: Likewise.
28499 * config/spu/mfc_multi_tag_reserve.c: Likewise.
28500 * config/spu/mfc_tag_release.c: Likewise.
28501 * config/spu/mfc_tag_reserve.c: Likewise.
28502 * config/spu/mfc_tag_table.c: Likewise.
28503 * config/spu/multi3.c: Likewise.
28504 * config/spu/spu_internals.h: Likewise.
28505 * config/spu/spu_intrinsics.h: Likewise.
28506 * config/spu/spu_mfcio.h: Likewise.
28507 * config/spu/vec_types.h: Likewise.
28508 * config/spu/vmx2spu.h: Likewise.
28509 * config/stormy16/stormy16-lib2.c: Likewise.
28510 * config/svr4.h: Likewise.
28511 * config/sync.c: Likewise.
28512 * config/v850/lib1funcs.asm: Likewise.
28513 * config/vxlib-tls.c: Likewise.
28514 * config/vxlib.c: Likewise.
28515 * config/vxworks-dummy.h: Likewise.
28516 * config/xtensa/crti.asm: Likewise.
28517 * config/xtensa/crtn.asm: Likewise.
28518 * config/xtensa/ieee754-df.S: Likewise.
28519 * config/xtensa/ieee754-sf.S: Likewise.
28520 * config/xtensa/lib1funcs.asm: Likewise.
28521 * config/xtensa/lib2funcs.S: Likewise.
28522 * config/xtensa/linux-unwind.h: Likewise.
28523 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
28524 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
28525 * coretypes.h: Likewise.
28526 * crtstuff.c: Likewise.
28527 * defaults.h: Likewise.
28528 * dwarf2.h: Likewise.
28529 * emutls.c: Likewise.
28530 * gbl-ctors.h: Likewise.
28531 * gcov-io.h: Likewise.
28532 * ginclude/float.h: Likewise.
28533 * ginclude/iso646.h: Likewise.
28534 * ginclude/stdarg.h: Likewise.
28535 * ginclude/stdbool.h: Likewise.
28536 * ginclude/stddef.h: Likewise.
28537 * ginclude/stdfix.h: Likewise.
28538 * ginclude/stdint-gcc.h: Likewise.
28539 * ginclude/tgmath.h: Likewise.
28540 * gthr-aix.h: Likewise.
28541 * gthr-dce.h: Likewise.
28542 * gthr-gnat.c: Likewise.
28543 * gthr-gnat.h: Likewise.
28544 * gthr-lynx.h: Likewise.
28545 * gthr-mipssde.h: Likewise.
28546 * gthr-nks.h: Likewise.
28547 * gthr-posix.c: Likewise.
28548 * gthr-posix.h: Likewise.
28549 * gthr-posix95.h: Likewise.
28550 * gthr-rtems.h: Likewise.
28551 * gthr-single.h: Likewise.
28552 * gthr-solaris.h: Likewise.
28553 * gthr-tpf.h: Likewise.
28554 * gthr-vxworks.h: Likewise.
28555 * gthr-win32.h: Likewise.
28556 * gthr.h: Likewise.
28557 * libgcc2.c: Likewise.
28558 * libgcc2.h: Likewise.
28559 * libgcov.c: Likewise.
28560 * tsystem.h: Likewise.
28561 * typeclass.h: Likewise.
28562 * unwind-c.c: Likewise.
28563 * unwind-compat.h: Likewise.
28564 * unwind-dw2-fde-compat.c: Likewise.
28565 * unwind-dw2-fde-darwin.c: Likewise.
28566 * unwind-dw2-fde-glibc.c: Likewise.
28567 * unwind-dw2-fde.c: Likewise.
28568 * unwind-dw2-fde.h: Likewise.
28569 * unwind-dw2.c: Likewise.
28570 * unwind-dw2.h: Likewise.
28571 * unwind-generic.h: Likewise.
28572 * unwind-pe.h: Likewise.
28573 * unwind-sjlj.c: Likewise.
28574 * unwind.inc: Likewise.
28575 * config/arm/neon-gen.ml: Change generated copyright header to
28576 refer to version 3 of the GNU General Public License with
28577 version 3.1 of the GCC Runtime Library Exception and to point
28578 readers at the COPYING3 and COPYING3.RUNTIME files and the
28579 FSF's license web page.
28580 * config/arm/arm_neon.h: Regenerate.
28582 2009-04-09 Jakub Jelinek <jakub@redhat.com>
28584 * config/cris/cris.md: Change copyright header to refer to version
28585 3 of the GNU General Public License.
28586 * doc/install.texi2html: Change copyright header to refer to version
28587 3 of the GNU General Public License and to point readers at the
28588 COPYING3 file and the FSF's license web page.
28589 * config/vax/linux.h: Likewise.
28591 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
28593 * config/i386/i386.md (cmpcc): New.
28594 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
28595 (sync_compare_and_swap_cc*): Delete.
28597 * config/s390/s390.c (s390_compare_emitted): Remove.
28598 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
28599 s390_compare_emitted used to be handled. Assert that modes match.
28600 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
28601 refer to sync_compare_and_swap_ccsi.
28602 * config/s390/s390.h (s390_compare_emitted): Remove.
28603 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
28604 instead of s390_compare_emitted.
28605 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
28606 instead of s390_compare_emitted.
28607 * config/s390/s390.md (cmpcc): New.
28608 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
28609 CC_REGNUM, do not pretend it's set.
28610 (sync_compare_and_swap_cc*): Delete.
28611 * config/s390/predicates.md (cc_reg_operand): New.
28613 * expr.c (sync_compare_and_swap_cc): Delete.
28614 * optabs.h (sync_compare_and_swap_cc): Delete.
28615 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
28616 is being used with can_compare_p.
28617 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
28618 (find_cc_set): New.
28619 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
28620 look for a MODE_CC set instead. Use emit_store_flag.
28621 (expand_compare_and_swap_loop): Likewise, with some additional
28622 complication to avoid a force_reg when useless. Use
28623 emit_cmp_and_jump_insns.
28624 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
28625 * doc/md.texi (sync_compare_and_swap_cc): Merge with
28626 sync_compare_and_swap documentation.
28628 2009-04-09 Jan Hubicka <jh@suse.cz>
28630 * except.c (find_prev_try): Break out from ....
28631 (duplicate_eh_regions): ... here; properly update prev_try pointers
28632 when duplication part of tree.
28633 (dump_eh_tree): Improve dumping.
28634 (verify_eh_region): New.
28635 (verify_eh_tree): Use it.
28637 2009-04-06 Richard Guenther <rguenther@suse.de>
28639 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
28640 &ARRAY addresses by adjusting their types and prepending
28642 * tree-cfg.c (verify_gimple_assign_single): Verify that
28643 addresses are correct.
28645 2009-04-09 Richard Guenther <rguenther@suse.de>
28647 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
28648 indices into an array reference if possible.
28649 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
28650 Fold POINTER_PLUS_EXPR statements with invariant address.
28652 2009-04-09 Alan Modra <amodra@bigpond.net.au>
28655 * config.gcc (powerpc64-*-linux*): Always build biarch.
28657 2009-04-09 Joseph Myers <joseph@codesourcery.com>
28660 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
28661 it and pedwarn if this results in an INTEGER_CST.
28663 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28665 * doc/install.texi: Update minimum GMP version. Remove obsolete
28666 text in MPFR section.
28668 2009-04-08 Jakub Jelinek <jakub@redhat.com>
28670 * dwarf2out.c (class_scope_p): New static inline.
28671 (class_or_namespace_scope_p): Use it.
28672 (gen_variable_die): Use DW_TAG_member tag for static data member
28673 declarations instead of DW_TAG_variable.
28675 PR middle-end/39573
28676 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
28679 2009-04-08 Richard Guenther <rguenther@suse.de>
28681 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
28682 valueize random data.
28684 2009-04-08 David Edelsohn <edelsohn@gnu.org>
28686 * config.gcc (aix tm_file): Add aix-stdint.h.
28687 (aix tm clause use_gcc_stdint): Set to wrap.
28688 * config/rs6000/aix-stdint.h: New file.
28690 2009-04-08 Richard Guenther <rguenther@suse.de>
28692 PR middle-end/36291
28693 * tree-dfa.c (add_referenced_var): Do not recurse into
28694 global initializers.
28695 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
28697 (fold_const_aggregate_ref): Likewise.
28699 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
28701 * recog.c (ordered_comparison_operator): New.
28702 * gensupport.c (std_preds): Add it.
28703 * doc/md.texi (Machine-Independent Predicates): Document it.
28705 2009-04-08 Jan Hubicka <jh@suse.cz>
28707 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
28708 * function.h (rtl_eh): Remove exception_handler_label_map.
28709 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
28710 remove_exception_handler_label, for_each_eh_label_1): Remove.
28711 (rtl_remove_unreachable_regions): Remove.
28712 (convert_from_eh_region_ranges): Do not remove unreachable regions.
28713 (find_exception_handler_labels): Don't build the hashtable.
28714 (maybe_remove_eh_handler): Remove.
28715 (for_each_eh_label): Rewrite to walk the tree.
28716 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
28717 * except.h (maybe_remove_eh_handler): Remove.
28718 * passes.c (init_optimization_passes): Schedule second EH cleanup
28720 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
28721 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
28723 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
28725 * genoutput.c (validate_optab_operands): New.
28726 (gen_insn, gen_expand): Call it.
28728 * genflags.c (gen_insn): Detect misused iterators.
28729 (main): Pass line_no to gen_insn, exit with status 1 on error.
28731 * genextract.c (line_no): Make global.
28732 (VEC_safe_set_locstr): Change assertion to error message.
28733 (main): Exit with status 1 on error.
28735 2009-04-08 Joseph Myers <joseph@codesourcery.com>
28739 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
28740 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
28741 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
28742 * c-convert.c (convert): Do not call fold on results of conversion
28743 functions when the result is a C_MAYBE_CONST_EXPR.
28744 * c-parser.c (c_parser_postfix_expression): Do not fold condition
28745 of __builtin_choose_expr.
28746 * c-typeck.c (remove_c_maybe_const_expr): New.
28747 (build_unary_op, build_conditional_expr, build_compound_expr,
28748 build_binary_op, c_objc_common_truthvalue_conversion): Call
28749 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
28752 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
28754 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
28755 CODE to produce a new one. Add a prototype to use fold_convert_const
28757 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
28760 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
28761 mix declarations and code.
28763 2009-04-08 Ben Elliston <bje@au.ibm.com>
28765 * gcc.c: Replace `CC' with `GCC' throughout.
28767 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
28769 * doc/invoke.texi: Document Atom support.
28771 2009-04-07 Jason Merrill <jason@redhat.com>
28774 * c-common.h, c-common.c: Add flag_pretty_templates.
28775 * c-opts.c (c_common_handle_option): Set it.
28776 * c.opt: Add -fno-pretty-templates.
28777 * doc/invoke.texi (C++ Dialect Options): Likewise.
28779 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
28781 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
28782 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
28783 (ia64_expand_builtin): Likewise.
28785 2009-04-07 Martin Jambor <mjambor@suse.cz>
28787 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
28788 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
28789 ADDR_EXPRS are include too.
28791 2009-04-07 Richard Guenther <rguenther@suse.de>
28793 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
28794 decls are only used if passes as parameters or if they are
28795 local statics and the call is not to a builtin.
28796 (call_may_clobber_ref_p_1): Likewise.
28798 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28800 * expr.c (do_store_flag): Remove last argument. Simplify code
28801 to avoid duplication of tests already done by can_compare_p.
28802 (expand_expr_real_1): Adjust caller.
28804 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28806 * optabs.c (can_compare_p): Test the predicate of a
28807 cbranch and cstore pattern.
28809 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28811 * expr.c (convert_move): Use emit_store_flag instead of
28814 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
28816 * config/i386/i386.c (ix86_compare_emitted): Remove.
28817 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
28818 ix86_compare_op0 like ix86_compare_emitted used to be handled.
28819 * config/i386/i386.h (ix86_compare_emitted): Remove.
28820 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
28821 instead of ix86_compare_emitted.
28822 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
28824 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
28826 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
28827 Add t-sysroot-suffix to tmake_file.
28828 * config/print-sysroot-suffix.sh: New file.
28829 * config/t-sysroot-suffix: New file.
28831 2009-04-07 Ben Elliston <bje@au.ibm.com>
28833 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
28834 as the latter produces a warning when the target does not support
28837 2009-04-07 Ben Elliston <bje@au.ibm.com>
28839 * dfp.c: Replace type punning assignments with memcpy throughout.
28840 * Makefile.in (dfp.o-warn): Remove.
28842 2009-04-07 Alan Modra <amodra@bigpond.net.au>
28845 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
28846 Include soft-fp/t-softfp after rs6000/t-linux64.
28848 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
28850 * stor-layout.c (set_sizetype): Use the full precision of their
28851 machine mode for bitsize types.
28853 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
28855 * config/i386/i386.md: Revert 2 accidental checkins.
28857 2009-04-06 Joey Ye <joey.ye@intel.com>
28858 Xuepeng Guo <xuepeng.guo@intel.com>
28859 H.J. Lu <hongjiu.lu@intel.com>
28861 Atom pipeline model, tuning and insn selection.
28862 * config.gcc (atom): Add atom config options and target.
28864 * config/i386/atom.md: New.
28866 * config/i386/i386.c (atom_cost): New cost.
28867 (m_ATOM): New macro flag.
28868 (initial_ix86_tune_features): Set m_ATOM.
28869 (x86_accumulate_outgoing_args): Likewise.
28870 (x86_arch_always_fancy_math_387): Likewise.
28871 (processor_target): Add Atom cost.
28872 (cpu_names): Add Atom cpu name.
28873 (override_options): Set Atom ISA.
28874 (ix86_issue_rate): New case PROCESSOR_ATOM.
28875 (ix86_adjust_cost): Likewise.
28877 * config/i386/i386.h (TARGET_ATOM): New target macro.
28878 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
28879 (TARGET_OPT_AGU): New target option.
28880 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
28881 (processor_type): Add PROCESSOR_ATOM.
28883 * config/i386/i386.md (cpu): Add new value "atom".
28884 (use_carry, movu): New attr.
28885 (atom.md): Include atom.md.
28886 (adddi3_carry_rex64): Set attr "use_carry".
28887 (addqi3_carry): Likewise.
28888 (addhi3_carry): Likewise.
28889 (addsi3_carry): Likewise.
28890 (*addsi3_carry_zext): Likewise.
28891 (subdi3_carry_rex64): Likewise.
28892 (subqi3_carry): Likewise.
28893 (subhi3_carry): Likewise.
28894 (subsi3_carry): Likewise.
28895 (x86_movdicc_0_m1_rex64): Likewise.
28896 (*x86_movdicc_0_m1_se): Likewise.
28897 (x86_movsicc_0_m1): Likewise.
28898 (*x86_movsicc_0_m1_se): Likewise.
28899 (*adddi_1_rex64): Emit add insn as much as possible.
28900 (*addsi_1): Likewise.
28901 (return_internal): Set atom_unit.
28902 (return_internal_long): Likewise.
28903 (return_pop_internal): Likewise.
28904 (*rcpsf2_sse): Set atom_sse_attr attr.
28905 (*qrt<mode>2_sse): Likewise.
28906 (*prefetch_sse): Likewise.
28908 * config/i386/i386-c.c (ix86_target_macros_internal): New case
28910 (ix86_target_macros_internal): Likewise.
28912 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
28913 (*prefetch_sse_rex): Likewise.
28914 (sse_rcpv4sf2): Likewise.
28915 (sse_vmrcpv4sf2): Likewise.
28916 (sse_sqrtv4sf2): Likewise.
28917 (<sse>_vmsqrt<mode>2): Likewise.
28918 (sse_ldmxcsr): Likewise.
28919 (sse_stmxcsr): Likewise.
28920 (*sse_sfence): Likewise.
28921 (sse2_clflush): Likewise.
28922 (*sse2_mfence): Likewise.
28923 (*sse2_lfence): Likewise.
28924 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
28925 (<sse>_movup<ssemodesuffixf2c>): Likewise.
28926 (avx_movdqu<avxmodesuffix>): Likewise.
28927 (avx_lddqu<avxmodesuffix>): Likewise.
28928 (sse2_movntv2di): Change attr "type" to "ssemov".
28929 (sse2_movntsi): Likewise.
28930 (rsqrtv8sf2): Change attr "type" to "sseadd".
28931 (sse3_addsubv2df3): Set attr "atom_unit".
28932 (sse3_h<plusminus_insn>v4sf3): Likewise.
28933 (*sse2_pmaddwd): Likewise.
28934 (*vec_extractv2di_1_rex64): Likewise.
28935 (*vec_extractv2di_1_avx): Likewise.
28936 (sse2_psadbw): Likewise.
28937 (ssse3_phaddwv8hi3): Likewise.
28938 (ssse3_phaddwv4hi3): Likewise.
28939 (ssse3_phadddv4si3): Likewise.
28940 (ssse3_phadddv2si3): Likewise.
28941 (ssse3_phaddswv8hi3): Likewise.
28942 (ssse3_phaddswv4hi3): Likewise.
28943 (ssse3_phsubwv8hi3): Likewise.
28944 (ssse3_phsubwv4hi3): Likewise.
28945 (ssse3_phsubdv4si3): Likewise.
28946 (ssse3_phsubdv2si3): Likewise.
28947 (ssse3_phsubswv8hi3): Likewise.
28948 (ssse3_phsubswv4hi3): Likewise.
28949 (ssse3_pmaddubsw128): Likewise.
28950 (sse3_pmaddubsw: Likewise.
28951 (ssse3_palignrti): Likewise.
28952 (ssse3_palignrdi): Likewise.
28954 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
28956 * doc/install.texi (Specific): Fix two cross-references to MinGW.
28958 2009-04-06 Richard Guenther <rguenther@suse.de>
28960 PR tree-optimization/28868
28961 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
28962 of which PHI results we inserted.
28963 (insert_into_preds_of_block): Record inserted PHIs.
28964 (eliminate): Eliminate redundant PHI nodes.
28965 (init_pre): Init inserted_phi_names.
28967 2009-04-06 Richard Guenther <rguenther@suse.de>
28969 PR tree-optimization/39643
28970 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
28971 IMAGPART_EXPRs of complex constants.
28972 (execute_fold_all_builtins): If we folded a call queue
28973 TODO_update_address_taken.
28975 2009-04-06 Jan Hubicka <jh@suse.cz>
28977 PR middle-end/39659
28978 * except.c (remove_unreachable_regions): Propagate may_contain_throw
28981 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
28983 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
28985 (ic_invalidate_array): Likewise.
28987 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
28989 * calls.c (emit_library_call_value_1): Fix a problem with parameter
28990 alignment for library calls.
28992 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
28994 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
28995 (mingw32 tm clause use_gcc_stdint): Set to wrap.
28996 * config/i386/mingw-stdint.h: New file.
28998 2009-04-05 Richard Guenther <rguenther@suse.de>
29000 PR tree-optimization/39648
29001 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
29002 our &A vs. &A[0] IL deficiencies.
29004 2009-04-04 Jan Hubicka <jh@suse.cz>
29006 * except.c (sjlj_find_directly_reachable_regions): Be ready for
29007 removed toplevel regions.
29008 (sjlj_mark_call_sites): Likewise.
29010 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
29012 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
29013 (cygwin tm clause use_gcc_stdint): Set to wrap.
29014 * config/i386/cygwin-stdint.h: New file.
29016 2009-04-04 Richard Guenther <rguenther@suse.de>
29018 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
29019 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
29020 single-argument PHIs if we are in loop-closed SSA form.
29021 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
29022 for the pre-condition.
29023 (slpeel_tree_peel_loop_to_edge): Likewise.
29024 (vect_build_loop_niters): Take an optional sequence to append stmts.
29025 (vect_generate_tmps_on_preheader): Likewise.
29026 (vect_do_peeling_for_loop_bound): Take extra guards for the
29028 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
29029 the cost model check.
29030 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
29031 guards if we are going to peel. Do not apply versioning in that case.
29032 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
29033 (vect_do_peeling_for_loop_bound): Likewise.
29034 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
29035 loop bound only record extra pre-conditions, do not apply loop
29038 2009-04-04 Richard Guenther <rguenther@suse.de>
29040 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
29043 2009-04-04 Jan Hubicka <jh@suse.cz>
29045 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
29046 last_basic_block for size of bb->index indexed array.
29047 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
29048 compute_out, link_btr_uses, build_btr_def_use_webs,
29049 build_btr_def_use_webs, migrate_btr_defs): Likewise.
29051 2009-04-04 Jan Hubicka <jh@suse.cz>
29053 * except.c (remove_eh_handler_and_replace): Break out from ...
29054 (remove_eh_handler): ... here.
29055 (bring_to_root): New function.
29056 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
29057 handled ones, bring others to root of tree.
29059 2009-04-04 Jan Hubicka <jh@suse.cz>
29061 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
29062 (all_phis_safe_to_merge): New function.
29063 (update_info): New structure.
29064 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
29065 (cleanup_empty_eh): Update SSA if possible.
29067 2009-04-04 Richard Guenther <rguenther@suse.de>
29069 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
29070 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
29071 (append_vuse): Likewise.
29073 2009-04-04 Jakub Jelinek <jakub@redhat.com>
29075 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
29076 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
29077 instead of REG_UNSAVED for DW_CFA_undefined.
29078 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
29079 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
29082 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
29085 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
29087 2009-04-04 Richard Guenther <rguenther@suse.de>
29089 PR tree-optimization/8781
29090 PR tree-optimization/37892
29091 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
29092 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
29093 (valueize_refs): Call it for *& valueizations.
29094 (shared_reference_ops_from_ref): Rename to ...
29095 (valueize_shared_reference_ops_from_ref): ... this and valueize.
29096 (shared_reference_ops_from_call): Rename to ...
29097 (valueize_shared_reference_ops_from_call): ... this and valueize.
29098 (vn_reference_lookup): Update.
29099 (visit_reference_op_call): Likewise.
29100 * tree-ssa-pre.c (phi_translate_1): Fold *&.
29101 (eliminate): Value-replace the call address in call statements.
29103 2009-04-04 Richard Guenther <rguenther@suse.de>
29105 PR tree-optimization/39636
29106 * tree-ssa-forwprop.c
29107 (forward_propagate_addr_into_variable_array_index): Check for
29108 GIMPLE_ASSIGN before accessing the rhs code.
29110 2009-04-03 Jason Merrill <jason@redhat.com>
29112 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
29114 2009-04-03 Steve Ellcey <sje@cup.hp.com>
29116 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
29117 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
29118 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
29119 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
29120 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
29121 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
29122 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
29123 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
29124 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
29125 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
29126 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
29127 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
29128 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
29129 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
29130 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
29131 Use fr_reg_or_fp01_operand instead of fr_register_operand
29133 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
29134 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
29135 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
29137 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
29139 PR rtl-optimization/39607
29140 PR rtl-optimization/39631
29144 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
29145 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
29146 instead of DF_LR_OUT.
29147 * ira-lives.c (process_bb_node_lives): Ditto.
29148 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
29149 instead of DF_LR_{OUT,IN}.
29150 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
29151 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
29153 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
29155 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
29156 (execute_lower_omp): Always run but take the short way out if -fopenmp
29158 (gate_lower_omp): Remove, forcing the pass manager to always run the
29159 pass and always set PROP_gimple_lomp.
29160 (pass_lower_omp): Remove gate function.
29161 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
29162 PROP_trees. Instead, require it.
29163 * ipa-cp.c (pass_ipa_cp): Likewise.
29164 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
29165 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
29166 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
29167 and PROP_gimple_leh.
29169 2009-04-03 Richard Guenther <rguenther@suse.de>
29171 PR middle-end/13146
29172 PR tree-optimization/23940
29173 PR tree-optimization/33237
29174 PR middle-end/33974
29175 PR middle-end/34093
29176 PR tree-optimization/36201
29177 PR tree-optimization/36230
29178 PR tree-optimization/38049
29179 PR tree-optimization/38207
29180 PR tree-optimization/38230
29181 PR tree-optimization/38301
29182 PR tree-optimization/38585
29183 PR middle-end/38895
29184 PR tree-optimization/38985
29185 PR tree-optimization/39299
29186 * tree-ssa-structalias.h: Remove.
29187 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
29188 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
29189 (struct vuse_element_d): Remove.
29190 (struct vuse_vec_d): Likewise.
29191 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
29192 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
29193 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
29194 VUSE_ELEMENT_VAR): Likewise.
29195 (struct voptype_d): Likewise.
29196 (NUM_VOP_FREE_BUCKETS): Likewise.
29197 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
29198 (struct stmt_operands_d): Remove.
29199 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
29200 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
29201 VDEF_NUM, VDEF_VECT): Likewise.
29202 (copy_virtual_operands): Remove.
29203 (operand_build_cmp): Likewise.
29204 (create_ssa_artificial_load_stmt): Likewise.
29205 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
29206 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
29207 vuse_index and mayuse_index members. Pack and move done and iter_type
29208 members to the front.
29209 (SSA_OP_VMAYUSE): Remove.
29210 (SSA_OP_VIRTUAL_USES): Adjust.
29211 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
29212 (unlink_stmt_vdef): Declare.
29213 (add_to_addressable_set): Remove.
29214 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
29215 (vrp_visit_stmt): Likewise.
29216 * doc/tree-ssa.texi (Alias analysis): Update.
29217 * doc/invoke.texi (max-aliased-vops): Remove docs.
29218 (avg-aliased-vops): Likewise.
29219 * tree-into-ssa.c (syms_to_rename): Remove.
29220 (need_to_update_vops_p): Likewise.
29221 (need_to_initialize_update_ssa_p): Rename to ...
29222 (update_ssa_initialized_fn): ... this. Track function we are
29224 (symbol_marked_for_renaming): Simplify.
29225 (add_new_name_mapping): Do not set need_to_update_vops_p.
29226 (dump_currdefs): Use SYMS_TO_RENAME.
29227 (rewrite_update_stmt): Always walk all uses/defs.
29228 (dump_update_ssa): Adjust.
29229 (init_update_ssa): Take function argument. Track what we are
29231 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
29232 (create_new_def_for): Initialize for cfun, assert we are initialized
29234 (mark_sym_for_renaming): Simplify.
29235 (mark_set_for_renaming): Do not initialize update-ssa.
29236 (need_ssa_update_p): Simplify. Take function argument.
29237 (name_mappings_registered_p): Assert we ask for the correct function.
29238 (name_registered_for_update_p): Likewise.
29239 (ssa_names_to_replace): Likewise.
29240 (release_ssa_name_after_update_ssa): Likewise.
29241 (update_ssa): Likewise. Use SYMS_TO_RENAME.
29242 (dump_decl_set): Do not print a newline.
29243 (debug_decl_set): Do it here.
29244 (dump_update_ssa): And here.
29245 * tree-ssa-loop-im.c (move_computations): Adjust.
29246 (movement_possibility): Likewise.
29247 (determine_max_movement): Likewise.
29248 (gather_mem_refs_stmt): Likewise.
29249 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
29250 or NAME_MEMORY_TAG.
29251 * tree-complex.c (update_all_vops): Remove.
29252 (expand_complex_move): Adjust.
29253 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
29254 Simplify test for memory referencing statement. Exclude
29255 non-invariant ADDR_EXPRs.
29256 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
29257 * tree-loop-distribution.c (generate_memset_zero): Adjust.
29258 (rdg_flag_uses): Likewise.
29259 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
29261 (tree_optimize_tail_calls_1): Also split the
29262 edge from the entry block if we have degenerate PHI nodes in
29263 the first basic block.
29264 * tree.c (init_ttree): Remove memory-tag related code.
29265 (tree_code_size): Likewise.
29266 (tree_node_structure): Likewise.
29267 (build7_stat): Re-write to be build6_stat.
29268 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
29269 (SSA_VAR_P): Adjust.
29270 (struct tree_memory_tag): Remove.
29271 (struct tree_memory_partition_tag): Likewise.
29272 (union tree_node): Adjust.
29273 (build7): Re-write to be build6.
29274 * tree-pass.h (pass_reset_cc_flags): Remove.
29275 (TODO_update_address_taken): New flag.
29276 (pass_simple_dse): Remove.
29277 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
29278 * params.h (MAX_ALIASED_VOPS): Remove.
29279 (AVG_ALIASED_VOPS): Likewise.
29280 * omp-low.c (expand_omp_taskreg): Update SSA form.
29281 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
29282 aliases the lhs in a copy stmt.
29283 * tree-ssa-dse.c (struct address_walk_data): Remove.
29284 (memory_ssa_name_same): Likewise.
29285 (memory_address_same): Likewise.
29286 (get_kill_of_stmt_lhs): Likewise.
29287 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
29288 unused stores. Look through PHI nodes into post-dominated regions.
29289 (dse_optimize_stmt): Simplify. Properly remove stores.
29290 (tree_ssa_dse): Compute dominators.
29291 (execute_simple_dse): Remove.
29292 (pass_simple_dse): Likewise.
29293 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
29294 gimple_loaded_syms and gimple_stored_syms computation.
29295 * toplev.c (dump_memory_report): Dump alias and pta stats.
29296 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
29297 (vn_reference_eq): Likewise.
29298 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
29299 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
29300 valueize_vuses): Remove.
29301 (get_def_ref_stmt_vuses): Simplify. Rename to ...
29302 (get_def_ref_stmt_vuse): ... this.
29303 (vn_reference_lookup_2): New function.
29304 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
29305 walking equivalent vuses. Simplify.
29306 (vn_reference_lookup): Likewise.
29307 (vn_reference_insert): Likewise.
29308 (vn_reference_insert_pieces): Likewise.
29309 (visit_reference_op_call): Simplify.
29310 (visit_reference_op_load): Likewise.
29311 (visit_reference_op_store): Likewise.
29312 (init_scc_vn): Remove shared_lookup_vuses initialization.
29313 (free_scc_vn): Remove shared_lookup_vuses freeing.
29314 (sort_vuses, sort_vuses_heap): Remove.
29315 (get_ref_from_reference_ops): Export.
29316 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
29317 vector with single vuse pointer.
29318 (vn_reference_lookup_pieces, vn_reference_lookup,
29319 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
29320 (shared_vuses_from_stmt): Remove.
29321 (get_ref_from_reference_ops): Declare.
29322 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
29323 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
29324 memory-tag related code.
29325 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
29326 (likely_value): Add comment, skip static-chain of call statements.
29327 (surely_varying_stmt_p): Adjust.
29328 (gimplify_and_update_call_from_tree): Likewise.
29329 (execute_fold_all_builtins): Do not rebuild alias info.
29330 (gimplify_and_update_call_from_tree): Properly update VOPs.
29331 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
29332 (copy_ref_info): Remove memory-tag related code.
29333 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
29334 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
29335 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
29337 * tree-ssa-dom.c (gimple_p): Remove typedef.
29338 (eliminate_redundant_computations): Adjust.
29339 (record_equivalences_from_stmt): Likewise.
29340 (avail_expr_hash): Likewise.
29341 (avail_expr_eq): Likewise.
29342 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
29343 (stmt_makes_single_load): Likewise.
29344 (stmt_makes_single_store): Likewise.
29345 * tree-ssa-alias.c: Rewrite completely.
29346 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
29347 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
29348 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
29349 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
29350 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
29351 Remove public functions.
29352 (pass_reset_cc_flags): Remove.
29353 (pass_build_alias): Move ...
29354 * tree-ssa-structalias.c (pass_build_alias): ... here.
29355 * tree-ssa-alias.c (may_be_aliased): Move ...
29356 * tree-flow-inline.h (may_be_aliased): ... here.
29357 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
29358 count_uses_and_derefs): Move ...
29359 * gimple.c: ... here.
29360 * gimple.h (count_uses_and_derefs): Declare.
29361 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
29362 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
29363 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
29364 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
29365 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
29366 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
29367 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
29369 * tree-dfa.c (refs_may_alias_p): Move ...
29370 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
29371 * tree-ssa-alias.h: New file.
29372 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
29373 (statement_sink_location): Likewise.
29374 * opts.c (decode_options): Do not adjust max-aliased-vops or
29375 avg-aliased-vops values.
29376 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
29377 (TV_CALL_CLOBBER): Likewise.
29378 (TV_FLOW_SENSITIVE): Likewise.
29379 (TV_FLOW_INSENSITIVE): Likewise.
29380 (TV_MEMORY_PARTITIONING): Likewise.
29381 (TV_ALIAS_STMT_WALK): New timevar.
29382 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
29383 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
29384 (get_address_description): Remove memory-tag related code.
29385 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
29386 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
29387 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
29388 and immediate uses in statements. Document.
29389 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
29390 (dump_symbols): Remove.
29391 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
29392 * alias.c (get_deref_alias_set): New function split out from ...
29393 (get_alias_set): ... here.
29394 * alias.h (get_deref_alias_set): Declare.
29395 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
29396 type parameter. Remove restrict pointer handling. Create a
29397 ref-all pointer in case type-based alias sets do not conflict.
29398 (vect_analyze_data_refs): Remove SMT related code.
29399 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
29400 (vectorizable_load): Likewise.
29401 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
29402 (DR_SYMBOL_TAG, DR_VOPS): Remove.
29403 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
29404 Ignore vops and SMTs.
29405 (dr_analyze_alias): Likewise..
29406 (free_data_ref): Likewise.
29407 (create_data_ref): Likewise.
29408 (analyze_all_data_dependences): Likewise.
29409 (get_references_in_stmt): Adjust.
29410 * tree-flow-inline.h (gimple_aliases_computed_p,
29411 gimple_addressable_vars, gimple_call_clobbered_vars,
29412 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
29413 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
29414 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
29415 gimple_mem_ref_stats): Remove.
29416 (gimple_vop): New function.
29417 (op_iter_next_use): Remove vuses and mayuses cases.
29418 (op_iter_next_def): Remove vdefs case.
29419 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
29420 (clear_and_done_ssa_iter): Do not set removed fields.
29421 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
29422 Assert we are not iterating over vuses or vdefs if not also
29423 iterating over uses or defs.
29424 (op_iter_init_use): Likewise.
29425 (op_iter_init_def): Likewise.
29426 (op_iter_next_vdef): Remove.
29427 (op_iter_next_mustdef): Likewise.
29428 (op_iter_init_vdef): Likewise.
29429 (compare_ssa_operands_equal): Likewise.
29430 (link_use_stmts_after): Handle vuse operand.
29431 (is_call_used): Use is_call_clobbered.
29432 (is_call_clobbered): Global variables are always call clobbered,
29433 query the call-clobbers bitmap.
29434 (mark_call_clobbered): Ignore global variables.
29435 (clear_call_clobbered): Likewise.
29436 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
29437 virtual operands sanity check.
29438 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
29440 (TARGET_MEM_REF): Remove TMR_TAG operand.
29441 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
29442 Remove call-clobber related code.
29443 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
29444 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
29445 partitions or escape reason.
29446 (get_single_def_stmt, get_single_def_stmt_from_phi,
29447 get_single_def_stmt_with_phi): Remove.
29448 (dump_referenced_vars): Tidy.
29449 (get_ref_base_and_extent): Allow bare decls.
29450 (collect_dfa_stats): Adjust.
29451 * graphite.c (rename_variables_in_stmt): Adjust.
29452 (graphite_copy_stmts_from_block): Likewise.
29453 (translate_clast): Likewise.
29454 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
29456 (translate_vuse_through_block): Use the oracle.
29457 (phi_translate_1): Adjust.
29458 (value_dies_in_block_x): Use the oracle. Cache the outcome
29460 (valid_in_sets): Check if the VUSE for
29461 a REFERENCE is available.
29462 (eliminate): Do not remove stmts during elimination,
29463 instead queue and remove them afterwards.
29464 (do_pre): Do not rebuild alias info.
29465 (pass_pre): Run TODO_rebuild_alias before PRE.
29466 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
29467 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
29468 (mark_all_v_defs_stmt): Remove.
29469 (mark_all_v_defs_seq): Adjust.
29470 (sra_replace): Likewise.
29471 (scalarize_use): Likewise.
29472 (scalarize_copy): Likewise.
29473 (scalarize_init): Likewise.
29474 (scalarize_ldst): Likewise.
29475 (todoflags): Remove.
29476 (tree_sra): Do not rebuild alias info.
29477 (tree_sra_early): Adjust.
29478 (pass_sra): Run TODO_update_address_taken before SRA.
29479 * tree-predcom.c (set_alias_info): Remove.
29480 (prepare_initializers_chain): Do not call it.
29481 (mark_virtual_ops_for_renaming): Adjust.
29482 (mark_virtual_ops_for_renaming_list): Remove.
29483 (initialize_root_vars): Adjust.
29484 (initialize_root_vars_lm): Likewise.
29485 (prepare_initializers_chain): Likewise.
29486 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
29487 (may_propagate_copy_into_stmt): Likewise.
29488 (merge_alias_info): Do nothing for now.
29489 (propagate_tree_value_into_stmt): Adjust.
29490 (stmt_may_generate_copy): Likewise.
29491 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
29492 not mark symbols for renaming.
29493 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
29494 with the same statement, make sure to update the new pointed-to one.
29495 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
29496 call statements, do not mark symbols for renaming.
29497 (mark_operand_necessary): Dump something.
29498 (ref_may_be_aliased): New function.
29499 (mark_aliased_reaching_defs_necessary_1): New helper function.
29500 (mark_aliased_reaching_defs_necessary): Likewise.
29501 (mark_all_reaching_defs_necessary_1): Likewise.
29502 (mark_all_reaching_defs_necessary): Likewise.
29503 (propagate_necessity): Do not process virtual PHIs. For
29504 non-aliased loads mark all reaching definitions as necessary.
29505 For aliased loads and stores mark the immediate dominating
29506 aliased clobbers as necessary.
29507 (visited): New global static.
29508 (perform_tree_ssa_dce): Free visited bitmap after propagating
29510 (remove_dead_phis): Perform simple dead virtual PHI removal.
29511 (remove_dead_stmt): Properly unlink virtual operands when
29513 (eliminate_unnecessary_stmts): Schedule PHI removal after
29515 * tree-ssa-ter.c (is_replaceable_p): Adjust.
29516 (process_replaceable): Likewise.
29517 (find_replaceable_in_bb): Likewise.
29518 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
29519 based on the single gimple vop.
29520 (verify_flow_insensitive_alias_info): Remove.
29521 (verify_flow_sensitive_alias_info): Likewise.
29522 (verify_call_clobbering): Likewise.
29523 (verify_memory_partitions): Likewise.
29524 (verify_alias_info): Likewise.
29525 (verify_ssa): Adjust..
29526 (execute_update_addresses_taken): Export. Update SSA
29527 manually. Optimize only when optimizing. Use a local bitmap.
29528 (pass_update_address_taken): Remove TODO_update_ssa, add
29530 (pass_update_address_taken): Just use TODO_update_address_taken.
29531 (init_tree_ssa): Do not initialize addressable_vars.
29532 (verify_ssa): Verify new VUSE / VDEF properties.
29533 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
29534 Do not call verify_alias_info.
29535 (delete_tree_ssa): Clear the VUSE, VDEF operands.
29536 Do not free the loaded and stored syms bitmaps. Reset the escaped
29537 and callused solutions. Do not free addressable_vars.
29538 Remove memory-tag related code.
29539 (warn_uninitialized_var): Aliases are always available.
29540 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
29541 * lambda-code.c (can_put_in_inner_loop): Adjust.
29542 (can_put_after_inner_loop): Likewise.
29543 (perfect_nestify): Likewise.
29544 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
29545 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
29546 (vectorizable_conversion): Do not mark symbols for renaming.
29547 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
29548 (expand_call_inline): Unlink the calls virtual operands before
29550 (tree_function_versioning): Do not call update_ssa if we are not
29551 updating clones. Simplify.
29552 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
29553 (propagate_with_phi): Likewise..
29554 * tree-outof-ssa.c (create_temp): Remove memory tag and call
29555 clobber code. Assert we are not aliased or global.
29556 * tree-flow.h: Include tree-ssa-alias.h
29557 (enum escape_type): Remove.
29558 (struct mem_sym_stats_d): Likewise.
29559 (struct mem_ref_stats_d): Likewise.
29560 (struct gimple_df): Add vop member. Remove global_var,
29561 call_clobbered_vars, call_used_vars, addressable_vars,
29562 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
29563 escaped and callused members.
29564 (struct ptr_info_def): Remove all members, add points-to solution
29566 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
29567 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
29568 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
29569 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
29570 (tree-ssa-alias.o): Likewise.
29571 (toplev.o): Add tree-ssa-alias.h
29572 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
29573 * gimple.c (gimple_set_bb): Fix off-by-one error.
29574 (is_gimple_reg): Do not handle memory tags.
29575 (gimple_copy): Also copy virtual operands.
29576 Delay updating the statement. Do not reset loaded and stored syms.
29577 (gimple_set_stored_syms): Remove.
29578 (gimple_set_loaded_syms): Likewise.
29579 (gimple_call_copy_skip_args): Copy the virtual operands
29580 and mark the new statement modified.
29581 * tree-ssa-structalias.c (may_alias_p): Remove.
29582 (set_uids_in_ptset): Take the alias set to prune with as
29583 parameter. Fold in the alias test of may_alias_p.
29584 (compute_points_to_sets): Compute whether a ptr is dereferenced
29585 in a local sbitmap.
29586 (process_constraint): Deal with &ANYTHING on the lhs, reject all
29587 other ADDRESSOF constraints on the lhs.
29588 (get_constraint_for_component_ref): Assert that we don't get
29589 ADDRESSOF constraints from the base of the reference.
29590 Properly generate UNKNOWN_OFFSET for DEREF if needed.
29591 (struct variable_info): Remove collapsed_to member.
29592 (get_varinfo_fc): Remove.
29593 (new_var_info): Do not set collapsed_to.
29594 (dump_constraint): Do not follow cycles.
29595 (dump_constraint_graph): Likewise.
29596 (build_pred_graph): Likewise.
29597 (build_succ_graph): Likewise.
29598 (rewrite_constraints): Likewise.
29599 (do_simple_structure_copy): Remove.
29600 (do_rhs_deref_structure_copy): Remove.
29601 (do_lhs_deref_structure_copy): Remove.
29602 (collapse_rest_of_var): Remove.
29603 (do_structure_copy): Re-implement.
29604 (pta_stats): New global variable.
29605 (dump_pta_stats): New function.
29606 (struct constraint_expr): Make offset signed.
29607 (UNKNOWN_OFFSET): Define special value.
29608 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
29609 (solution_set_expand): New helper function split out from ...
29610 (do_sd_constraint): ... here.
29611 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
29612 (do_ds_constraint): Likewise.
29613 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
29614 and CALLUSED = *CALLUSED.
29615 (set_union_with_increment): Make inc argument signed.
29616 (type_safe): Remove.
29617 (get_constraint_for_ptr_offset): Handle unknown and negative
29619 (first_vi_for_offset): Handle offsets before start. Bail
29620 out early for offsets beyond the variable extent.
29621 (first_or_preceding_vi_for_offset): New function.
29622 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
29623 Together with ESCAPED = *ESCAPED this properly computes reachability.
29624 (find_what_var_points_to): New function.
29625 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
29626 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
29627 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
29628 pt_solutions_intersect): New functions.
29629 (compute_call_used_vars): Remove.
29630 (compute_may_aliases): New main entry into PTA computation.
29631 * gimple.h (gimple_p): New typedef.
29632 (struct gimple_statement_base): Remove references_memory_p.
29633 (struct gimple_statement_with_memory_ops_base): Remove
29634 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
29636 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
29637 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
29638 gimple_set_references_memory): Remove.
29639 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
29640 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
29642 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
29643 (verify_expr): Allow RESULT_DECL.
29644 (gimple_duplicate_bb): Do not copy virtual operands.
29645 (gimple_duplicate_sese_region): Adjust.
29646 (gimple_duplicate_sese_tail): Likewise.
29647 (mark_virtual_ops_in_region): Remove.
29648 (move_sese_region_to_fn): Do not call it.
29649 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
29650 and pass_simple_dse.
29651 (execute_function_todo): Handle TODO_update_address_taken,
29652 call execute_update_addresses_taken for TODO_rebuild_alias.
29653 (execute_todo): Adjust.
29654 (execute_one_pass): Init dump files early.
29655 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
29657 (create_general_new_stmt): Clear vops.
29658 * tree-ssa-reassoc.c (get_rank): Adjust.
29659 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
29660 symbols for renaming.
29661 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
29662 (PARAM_AVG_ALIASED_VOPS): Likewise.
29663 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
29664 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
29665 * tree-ssa-operands.c: Simplify for new virtual operand representation.
29666 (operand_build_cmp, copy_virtual_operands,
29667 create_ssa_artificial_load_stmt, add_to_addressable_set,
29668 gimple_add_to_addresses_taken): Remove public functions.
29669 (unlink_stmt_vdef): New function.
29671 2009-04-03 Alan Modra <amodra@bigpond.net.au>
29673 * config.gcc (powerpc-*-linux*): Merge variants.
29675 2009-04-02 Chao-ying Fu <fu@mips.com>
29676 James Grosbach <james.grosbach@microchip.com>
29678 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
29679 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
29681 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
29682 keep_interrupts_masked_p, use_debug_exception_return_p.
29683 (mips_attribute_table): Add interrupt, use_shadow_register_set,
29684 keep_interrupts_masked, use_debug_exception_return.
29685 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
29686 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
29688 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
29689 (mips_print_operand): Process COP0 registers to print $0 .. $31
29690 correctly for GAS to process.
29691 (mips_interrupt_extra_call_saved_reg_p): New function.
29692 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
29694 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
29695 (mips_compute_frame_info): Add supports for interrupt context that
29696 includes doubleword accumulators and COP0 registers.
29697 (mips_for_each_saved_acc): New function.
29698 (mips_for_each_saved_gpr_and_fpr): Change the function name from
29699 mips_for_each_saved_reg.
29700 (mips_save_reg): Save accumulators.
29701 (mips_kernel_reg_p): A new for_each_rtx callback.
29702 (mips_expand_prologue): Support interrupt handlers.
29703 (mips_restore_reg): Restore accumulators.
29704 (mips_expand_epilogue): Support interrupt handlers.
29705 (mips_can_use_return_insn): Return false for interrupt handlers.
29706 (mips_epilogue_uses): New function.
29707 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
29708 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
29709 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
29710 cop0_move): New instructions.
29711 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
29712 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
29714 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
29716 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
29717 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
29718 interrupt handlers, we use K0 as the temporary register.
29719 (EPILOGUE_USES): Change to a function call.
29720 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
29721 handlers, we use K0 as the temporary register.
29723 * doc/extend.texi (Function Attributes): Document interrupt,
29724 use_shadow_register_set, keep_interrupts_masked,
29725 use_debug_exception_return for MIPS attributes.
29727 2009-04-03 Alan Modra <amodra@bigpond.net.au>
29729 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
29730 Remove a number of t-files from tmake_file.
29731 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
29732 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
29733 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
29734 target_prototype, not TARGET_PROTOTYPE.
29735 (LINK_OS_GNU_SPEC): Define.
29736 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
29737 and darwin-ldoubdle.c.
29739 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
29742 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
29743 (cpp_options): Ditto.
29744 (default_compilers): Ditto.
29745 (display_help): Ditto.
29746 (process_command): Ditto.
29747 (do_spec_1): Ditto.
29748 (set_input): Use lbasename instead of duplicate code.
29749 (save_temps_prefix): New static for -save-temps=obj.
29750 (save_temps_length): Ditto.
29752 * doc/invoke.texi (-save-temps=obj): Document new variant to
29753 -save-temps switch.
29755 2009-04-02 Jeff Law <law@redhat.com>
29757 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
29760 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29762 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
29763 * configure: Regenerated.
29765 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29767 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
29768 share the argument list.
29770 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29774 2009-02-12 Diego Novillo <dnovillo@google.com>
29776 * varpool.c (debug_varpool): New.
29777 * cgraph.h (debug_varpool): Declare.
29779 2009-04-02 Jan Hubicka <jh@suse.cz>
29781 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
29784 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
29786 * config/i386/i386.c (ix86_abi): Move initialization to ...
29787 (override_options): Here.
29789 2009-04-02 Christian Bruel <christian.bruel@st.com>
29791 * config/sh/sh.c (sh_dwarf_register_span): New function.
29792 (TARGET_DWARF_REGISTER_SPAN): Define.
29793 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
29795 2009-04-02 Ira Rosen <irar@il.ibm.com>
29797 PR tree-optimization/39595
29798 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
29799 interleaved loads group is not greater than the SLP group size.
29801 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
29803 * builtins.c (is_builtin_name): New.
29804 (called_as_built_in): Use is_builtin_name.
29805 * tree.h (is_builtin_name): New.
29806 * varasm.c (incorporeal_function_p): Use is_builtin_name
29808 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
29810 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
29812 2009-04-02 Dodji Seketeli <dodji@redhat.com>
29815 * c-decl.c (clone_underlying_type): Move this ...
29816 * c-common.c (set_underlying_type): ... here.
29817 Also, make sure the function properly sets TYPE_STUB_DECL() on
29818 the newly created typedef variant type.
29819 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
29820 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
29823 2009-04-02 Richard Guenther <rguenther@suse.de>
29825 PR tree-optimization/37221
29826 * tree-flow.h (degenerate_phi_result): Declare.
29827 * tree-ssa-dom.c (degenerate_phi_result): Export.
29828 * tree-scalar-evolution.c (analyze_initial_condition): If
29829 the initial condition is defined by a degenerate PHI node
29830 use the degenerate value.
29832 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
29834 PR rtl-optimization/39588
29835 * combine.c (merge_outer_ops): Do not set the constant when this
29837 (simplify_shift_const_1): Do not modify it either in this case.
29839 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
29841 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
29842 tuning is deprecated if -mtune value is set to an Itanium1 variant.
29844 2009-04-01 Janis Johnson <janis187@us.ibm.com>
29847 * c-lex.c (interpret_float): Default (no suffix) is double.
29849 2009-04-1 Xinliang David Li <davidxl@google.com>
29851 * config/i386/i386.c (legitimate_constant_p): Recognize
29852 all one vector constant.
29854 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29856 * config/vax/vax.c: Add #includes to silence warnings.
29857 Change #include order to silence two warnings.
29859 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29861 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
29862 (ASM_SPEC): Pass -k to the assembler for PIC code.
29864 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29866 * config.gcc: Add vax-*-linux* to the switch.
29867 * config/vax/linux.h: New file. (TARGET_VERSION,
29868 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
29870 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29872 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
29873 Use predicate macros instead of GET_CODE() == foo.
29874 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
29875 ashlsi3, rotrsi3, <unnamed>): Likewise.
29877 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29879 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
29880 jbbccihi, jbbccisi): Remova trailing whitespace.
29881 * config/vax/constraints.md: Likewise.
29882 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
29883 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
29884 * config/vax/predicates.md: Likewise.
29885 * config/vax/vax.c (print_operand_address, vax_output_int_move,
29886 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
29887 * config/vax/vax.h: Likewise.
29888 * config/vax/vax.md (nonlocal_goto): Likewise.
29890 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29892 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
29893 (indirectable_address_p, adjacent_operands_p): Add spaces around
29895 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
29897 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29899 * config/vax/vax.c (legitimate_constant_address_p,
29900 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
29901 index_term_p, reg_plus_index_p, legitimate_address_p,
29902 vax_mode_dependent_address_p): Update comments to match functions
29903 modified by the recent int->bool conversion.
29905 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29907 * config/vax/builtins.md: Update copyright message.
29908 * config/vax/constraints.md: Likewise.
29909 * config/vax/netbsd-elf.h: Likewise.
29910 * config/vax/predicates.md: Likewise.
29911 * config/vax/vax-protos.h: Likewise.
29912 * config/vax/vax.c: Likewise.
29913 * config/vax/vax.h: Likewise.
29914 * config/vax/vax.md: Likewise.
29915 * config/vax/vax.opt: Likewise.
29917 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
29919 * config/vax/builtins.md (ffssi2, ffssi2_internal,
29920 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
29921 * config/vax/constraints.md (B, R): Likewise.
29922 * config/vax/predicates.md (external_memory_operand,
29923 nonimmediate_addsub_di_operand): Likewise.
29924 * config/vax/vax.c (vax_output_int_add): Likewise.
29925 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
29926 untyped_call): Likewise.
29928 2009-04-01 Matt Thomas <matt@3am-software.com>
29930 * config/vax/predicates.md: New file.
29931 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
29932 external_const_operand, nonsymbolic_operand, external_memory_operand,
29933 indirect_memory_operand, indexed_memory_operand,
29934 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
29935 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
29937 * config/vax/constraints.md: New file.
29938 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
29940 * config/vax/builtins.md: New file.
29941 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
29942 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
29944 * config/vax/vax.opt (mqmath): Add option.
29945 * config/vax/vax.md (isfx): Extend with DI.
29946 (VAXintQH, VAXintQHSD): Define.
29947 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
29948 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
29949 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
29950 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
29951 (movdi): Update constraints and use vax_output_int_move().
29952 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
29953 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
29954 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
29955 nonlocal_goto): New.
29956 (mov<mode>): Extend accepted operand types.
29957 (subdi3_old): Rename from subdi3, change update constraints and use
29958 a new implementation.
29959 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
29960 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
29961 MOVE_RATIO, CLEAR_RATIO): Define.
29962 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
29963 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
29964 (PRINT_OPERAND): Redefine using a function instead of inlined code.
29965 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
29966 (split_quadword_operands): Make static and really allow variable
29968 (print_operand_address): Update for PIC generation.
29969 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
29970 indexable_address_p, fixup_mathdi_operand,
29971 vax_expand_addsub_di_operands, adjacent_operands_p): New.
29972 (vax_float_literal, legitimate_constant_p,
29973 indirectable_constant_address_p, index_term_p,
29974 reg_plus_index_p): Return bool instead of int.
29975 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
29977 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
29979 (vax_output_conditional_branch): Indent.
29980 (legitimate_constant_address_p, indirectable_constant_address_p,
29981 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
29982 vax_mode_dependent_address_p): Return bool instead of int, update for
29984 * config/vax/vax-protos.h (legitimate_constant_address_p,
29985 legitimate_constant_p, legitimate_address_p,
29986 vax_mode_dependent_address_p): Change declaration to bool.
29987 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
29988 vax_expand_addsub_di_operands, vax_output_int_subtract,
29989 vax_output_movmemsi): Declare.
29990 (split_quadword_operands, vax_float_literal): Delete declaration.
29991 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
29992 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
29993 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
29994 ASM_OUTPUT_DWARF_PCREL): Define.
29995 (ASM_SPEC): Change definition to allow PIC generation.
29997 2009-04-01 Steve Ellcey <sje@cup.hp.com>
29999 * doc/sourcebuild.texi: Update front-end requirements.
30001 2009-04-01 Jakub Jelinek <jakub@redhat.com>
30004 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
30005 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
30006 (booldi3_internal3): Use boolean_or_operator instead of
30009 2009-04-01 Joseph Myers <joseph@codesourcery.com>
30012 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
30013 declarator whose size is not an integer constant expression but
30014 folds to an integer constant, then treat it as a constant
30017 2009-04-01 Richard Guenther <rguenther@suse.de>
30019 * fold-const.c (fold_plusminus_mult_expr): Do not fold
30020 i * 4 + 2 to (i * 2 + 1) * 2.
30022 2009-04-01 Jakub Jelinek <jakub@redhat.com>
30025 * c-parser.c (c_parser_asm_statement): Skip until close paren and
30026 return if c_parser_asm_string_literal returned NULL.
30028 2009-04-01 Nick Clifton <nickc@redhat.com>
30030 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
30032 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
30033 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
30034 other typedefs to avoid conflicts with libgcc2.c. Define labels
30035 to gain 16-bit bit-manipulation functions from libgcc2.c and then
30037 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
30038 to gain 16-bit trapping arithmetic functions from libgcc2.c and
30041 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
30043 * varasm.c (default_function_rodata_section): Declare DOT as
30046 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
30047 Andrey Galkin <agalkin@hypercom.com>
30050 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
30051 Make object_name unique for each process.
30053 2009-04-01 Jakub Jelinek <jakub@redhat.com>
30056 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
30057 addressable variables in the parallel that could go out of scope while
30058 running queued tasks.
30060 2009-04-01 Anatoly Sokolov <aesok@post.ru>
30062 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
30063 (CASE_VALUES_THRESHOLD): Redefine.
30064 * config/avr/avr.c (avr_override_options): Remove initialization of
30065 avr_case_values_threshold variable.
30066 (avr_case_values_threshold): Remove variable. Add new function.
30067 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
30068 * config/avr/avr.opt (mno-tablejump): Remove option.
30069 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
30071 2009-04-01 DJ Delorie <dj@redhat.com>
30073 * varasm.c (default_function_rodata_section): Don't assume
30074 anything about where the first '.' in the section name is.
30076 2009-04-01 Alan Modra <amodra@bigpond.net.au>
30078 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
30079 rs6000_emit_stack_tie.
30081 2009-03-31 Ian Lance Taylor <iant@google.com>
30083 * tree-eh.c (tree_remove_unreachable_handlers): Compare
30084 gimple_code with GIMPLE_RESX, not RESX.
30086 2009-03-31 Joseph Myers <joseph@codesourcery.com>
30088 * c-common.c (c_get_ident): New.
30089 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
30091 2009-04-01 Ben Elliston <bje@au.ibm.com>
30093 * config/rs6000/sysv4.opt (msdata): Improve option description.
30095 2009-03-31 Steve Ellcey <sje@cup.hp.com>
30097 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
30098 (divdf3_internal_lat): Remove.
30099 (divxf3_internal_lat): Remove.
30100 (divxf3_internal_thr): Remove.
30101 (divxf): Use divxf3_internal.
30102 * config/ia64/div.md (divsf3_internal_lat): New.
30103 (divdf3_internal_lat): New.
30104 (divxf3_internal): New.
30106 2009-03-31 Joseph Myers <joseph@codesourcery.com>
30109 * Makefile.in (USE_GCC_STDINT): Define.
30110 (stmp-int-hdrs): Install stdint.h if applicable.
30111 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
30113 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
30114 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
30115 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
30116 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
30117 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
30118 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
30119 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
30120 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
30121 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
30122 (c_common_nodes_and_builtins): Initialize
30123 underlying_wchar_type_node. Do not initialize
30124 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
30125 nodes for new types.
30126 (c_stddef_cpp_builtins): Define macros for new types.
30127 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
30129 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
30130 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
30131 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
30132 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
30133 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
30134 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
30135 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
30136 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
30137 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
30138 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
30139 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
30140 int16_type_node, int32_type_node, int64_type_node,
30141 uint8_type_node, uint16_type_node, c_uint32_type_node,
30142 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
30143 int_least32_type_node, int_least64_type_node,
30144 uint_least8_type_node, uint_least16_type_node,
30145 uint_least32_type_node, uint_least64_type_node,
30146 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
30147 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
30148 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
30149 uintptr_type_node): Define.
30150 * c-cppbuiltin.c (builtin_define_constants,
30151 builtin_define_type_minmax): New.
30152 (builtin_define_stdint_macros): Define more macros.
30153 (c_cpp_builtins): Define more limit macros.
30154 (type_suffix): New.
30155 (builtin_define_type_max): Define in terms of
30156 builtin_define_type_minmax. Remove is_long parameter. All
30158 * config.gcc (use_gcc_stdint): Define.
30159 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
30160 Add newlib-stdint.h for generic targets.
30161 * config/glibc-stdint.h, config/newlib-stdint.h,
30162 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
30163 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
30164 * config/score/score.h (UINTPTR_TYPE): Define.
30165 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
30166 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
30167 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
30168 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
30169 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
30170 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
30171 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
30172 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
30173 * config/spu/spu.h (STDINT_LONG32): Define.
30174 * configure.ac (use_gcc_stdint): Substitute.
30175 * configure: Regenerate.
30176 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
30177 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
30178 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
30179 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
30180 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
30181 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
30182 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
30183 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
30184 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
30185 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
30186 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
30187 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
30188 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
30189 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
30190 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
30191 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
30192 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
30193 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
30194 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
30195 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
30196 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
30197 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
30198 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
30199 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
30200 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
30201 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
30202 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
30203 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
30204 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
30206 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
30208 * loop-iv.c (suitable_set_for_replacement): Renamed from
30209 simplify_using_assignment; changed to return bool and to accept new
30210 args DEST and SRC. Return true iff we find a source/destination pair
30211 that can be used to make a replacement, and fill SRC and DEST if so.
30212 Remove arg ALTERED. Don't deal with altered regs here. All callers
30214 (simplify_using_initial_values): Deal with altered regs here and track
30215 more precisely the effect they have on the validity of our expression.
30217 * loop-iv.c (simplify_using_condition): A condition of the form
30218 (EQ REG CONST) can be used to simply make a substitution.
30219 (simplify_using_initial_values): Keep track of conditions we have seen
30220 and keep using them to simplify new expressions, while applying the
30221 same substitutions to them as to the expression.
30223 * simplify-rtx.c (simplify_relational_operation_1): Simplify
30224 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
30227 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
30228 changed. Use this when trying to improve the upper bound.
30229 Generate the comparison by using simplify_gen_relational.
30231 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
30233 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
30235 (simplify_using_assignment, simplify_using_initial_values): Call
30236 replace_in_expr to make replacements. Call replace_single_def_regs
30237 once on the initial version of the expression.
30239 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30242 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
30244 2009-03-31 Richard Guenther <rguenther@suse.de>
30246 PR middle-end/31029
30247 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
30248 equality comparisons. Fold C - X CMP X if C % 2 == 1.
30250 2009-03-31 Richard Guenther <rguenther@suse.de>
30252 * tree.h (div_if_zero_remainder): Declare.
30253 * fold-const.c (div_if_zero_remainder): Export.
30254 * tree-ssa-forwprop.c
30255 (forward_propagate_addr_into_variable_array_index): Handle
30256 constant array index addition outside of the variable index.
30258 2009-03-31 Joseph Myers <joseph@codesourcery.com>
30261 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
30262 define_splits, floatunssi<mode>2): Require x87 conversions from
30263 DImode to be permitted.
30265 2009-03-31 Joseph Myers <joseph@codesourcery.com>
30267 PR preprocessor/15638
30268 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
30270 2009-03-31 Richard Guenther <rguenther@suse.de>
30272 PR middle-end/23401
30273 PR middle-end/27810
30274 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
30275 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
30276 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
30277 a separate statement.
30278 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
30279 (lookup_tmp_var): Likewise.
30280 (is_gimple_formal_tmp_or_call_rhs): Remove.
30281 (is_gimple_reg_or_call_rhs): Rename to ...
30282 (is_gimple_reg_rhs_or_call): ... this.
30283 (is_gimple_mem_or_call_rhs): Rename to ...
30284 (is_gimple_mem_rhs_or_call): ... this.
30285 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
30286 DECL_GIMPLE_REG_P only if is_formal is true.
30287 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
30288 for non-proper post-modify expression gimplification.
30289 (gimplify_self_mod_expr): For post-modify expressions gimplify
30290 the lvalue to a minimal lvalue.
30291 (rhs_predicate_for): Remove formal temp case.
30292 (gimplify_modify_expr_rhs): Likewise.
30293 (gimplify_addr_expr): Use is_gimple_reg.
30294 (gimplify_expr): Remove formal temp cases.
30295 (gimple_regimplify_operands): Likewise.
30296 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
30297 and FILTER_EXPR like constants.
30298 * gimple.c (walk_gimple_op): Fix val_only initialization, use
30300 (is_gimple_formal_tmp_rhs): Remove.
30301 (is_gimple_reg_rhs): Remove special casing.
30302 (is_gimple_mem_rhs): Fix.
30303 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
30304 (is_gimple_formal_tmp_var): Remove.
30305 (is_gimple_formal_tmp_reg): Likewise.
30306 (is_gimple_min_lval): Allow invariant component ref parts.
30307 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
30308 is_gimple_formal_tmp_reg): Remove declarations.
30309 * tree-cfg.c (verify_expr): Verify that variables with address
30310 taken do not have DECL_GIMPLE_REG_P set.
30311 * tree-mudflap.c (mf_build_check_statement_for): Use
30312 force_gimple_operand instead of gimplify_expr.
30314 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
30316 * modulo-sched.c (sms_schedule_by_order): Pass the actual
30317 schedulable rows to compute_split_row.
30319 2009-03-31 Ben Elliston <bje@au.ibm.com>
30322 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
30325 2009-03-31 Alan Modra <amodra@bigpond.net.au>
30327 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
30328 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
30329 * configure: Regenerate.
30330 * config.in: Regenerate.
30331 * config/rs6000/rs6000.opt (mtls-markers): Add.
30332 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
30333 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
30334 (tls_ld_aix, tls_ld_sysv): Likewise.
30335 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
30336 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
30338 2009-03-31 Alan Modra <amodra@bigpond.net.au>
30340 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
30342 2009-03-30 Jan Hubicka <jh@suse.cz>
30344 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
30346 (tree_remove_unreachable_handlers): Cleanup EH predecestor
30347 detection and label handling.
30349 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
30351 * ira-int.h (ira_allocno): Rename left_conflicts_num to
30352 left_conflicts_size.
30353 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
30354 ALLOCNO_LEFT_CONFLICTS_SIZE.
30356 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
30357 remove_allocno_from_bucket_and_push,
30358 allocno_spill_priority_compare, push_allocnos_to_stack,
30359 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
30360 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
30361 (setup_allocno_left_conflicts_num): Ditto. Rename to
30362 setup_allocno_left_conflicts_size.
30363 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
30364 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
30365 setup_allocno_left_conflicts_size instead of
30366 setup_allocno_left_conflicts_num.
30368 * ira-build.c (ira_create_allocno): Use
30369 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
30370 ALLOCNO_LEFT_CONFLICTS_NUM.
30372 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
30374 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
30375 instead of DF_LR_OUT.
30377 * ira-lives.c (process_bb_node_lives): Ditto.
30379 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
30380 instead of DF_LR_{OUT,IN}.
30382 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
30384 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
30386 2009-03-30 Jan Hubicka <jh@suse.cz>
30388 * except.c (label_to_region_map): Fix thinko.
30390 2009-03-30 Steve Ellcey <sje@cup.hp.com>
30392 PR middle-end/38237
30393 * tree.h (tree_find_value): New declaration.
30394 * tree.c (tree_find_value): New function.
30395 * varasm.c (assemble_external): Avoid duplicate entries on lists.
30397 2009-03-30 Jakub Jelinek <jakub@redhat.com>
30400 * c-decl.c (struct c_binding): Add locus field.
30401 (bind): Add locus argument, set locus field from it.
30402 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
30403 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
30404 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
30405 implicitly_declare, undeclared_variable, lookup_label,
30406 declare_label, c_make_fname_decl, c_builtin_function,
30407 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
30410 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
30413 * config/i386/i386.c (classify_argument): Check total size of
30416 2009-03-30 Martin Jambor <mjambor@suse.cz>
30418 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
30419 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
30420 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
30423 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
30424 seen_variable_array_ref while also traversing a union.
30426 * tree-inline.c (optimize_inline_calls): Do not call
30427 cgraph_node_remove_callees.
30428 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
30429 (pass_remove_cgraph_callee_edges): New variable.
30430 * passes.c (init_optimization_passes): Add
30431 pass_remove_cgraph_callee_edges after early inlining and before all
30432 late intraprocedural passes.
30434 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
30436 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30438 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
30439 Fix typos in names.
30441 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30443 * combine.c (simplify_comparison): Use have_insn_for.
30444 * dojump.c (do_jump): Likewise.
30446 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30448 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
30449 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
30450 sparc_compare_op0 like sparc_compare_emitted used to be handled.
30451 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
30452 instead of sparc_compare_emitted.
30453 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
30454 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
30455 instead of sparc_compare_emitted.
30457 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30459 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
30460 enter/exit cfglayout mode.
30461 (pass_partition_block): Require it.
30462 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
30463 (combine_instructions): Track basic blocks instead of labels.
30464 (update_cfg_for_uncondjump): New.
30465 (try_combine): Use it. Update jumps after rescanning.
30466 (pass_combine): Require PROP_cfglayout.
30467 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
30469 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30471 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
30472 Provide/destroy PROP_cfglayout respectively.
30473 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
30474 * tree-pass.h (PROP_cfglayout): New.
30476 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
30478 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
30479 fold_convert_const_fixed_from_fixed,
30480 fold_convert_const_fixed_from_int,
30481 fold_convert_const_fixed_from_real, fold_negate_const): Do not
30482 set TREE_CONSTANT_OVERFLOW.
30483 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
30484 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
30486 2009-03-30 Ira Rosen <irar@il.ibm.com>
30488 * tree-vect-loop-manip.c: New file.
30489 * tree-vectorizer.c: Update documentation and included files.
30490 (vect_loop_location): Make extern.
30491 (rename_use_op): Move to tree-vect-loop-manip.c
30492 (rename_variables_in_bb, rename_variables_in_loop,
30493 slpeel_update_phis_for_duplicate_loop,
30494 slpeel_update_phi_nodes_for_guard1,
30495 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
30496 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
30497 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
30498 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
30499 find_loop_location): Likewise.
30500 (new_stmt_vec_info): Move to tree-vect-stmts.c.
30501 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
30502 get_vectype_for_scalar_type, vect_is_simple_use,
30503 supportable_widening_operation, supportable_narrowing_operation):
30505 (bb_in_loop_p): Move to tree-vect-loop.c.
30506 (new_loop_vec_info, destroy_loop_vec_info,
30507 reduction_code_for_scalar_code, report_vect_op,
30508 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
30509 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
30510 (vect_supportable_dr_alignment): Likewise.
30511 * tree-vectorizer.h (tree-data-ref.h): Include.
30512 (vect_loop_location): Declare.
30513 Reorganize function declarations according to the new file structure.
30514 * tree-vect-loop.c: New file.
30515 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
30516 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
30517 * tree-vect-data-refs.c: New file.
30518 * tree-vect-patterns.c (timevar.h): Don't include.
30519 * tree-vect-stmts.c: New file.
30520 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
30521 tree-vect-slp.c, tree-vect-loop.c.
30522 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
30523 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
30524 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
30525 (tree-vect-analyze.o): Remove.
30526 (tree-vect-transform.o): Likewise.
30527 (tree-vect-data-refs.o): Add rule.
30528 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
30529 tree-vect-slp.o): Likewise.
30530 (tree-vect-patterns.o): Remove redundant dependencies.
30531 (tree-vectorizer.o): Likewise.
30532 * tree-vect-slp.c: New file.
30534 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30536 * optc-gen.awk: Warn if an option flag has multiple different
30539 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
30541 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
30542 -floop-block): Document dependences on PPL, CLooG and Graphite.
30544 2009-03-30 Joseph Myers <joseph@codesourcery.com>
30546 PR rtl-optimization/323
30547 * c-common.c (c_fully_fold, convert_and_check,
30548 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
30549 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
30550 * c-common.def (EXCESS_PRECISION_EXPR): New.
30551 * c-cppbuiltin.c (builtin_define_float_constants): Define
30552 constants with enough digits for long double.
30553 * c-lex.c (interpret_float): Interpret constant with excess
30554 precision where appropriate.
30555 * c-opts.c (c_common_post_options): Set
30556 flag_excess_precision_cmdline. Give an error for
30557 -fexcess-precision=standard for C++ for processors where the
30558 option is significant.
30559 * c-parser.c (c_parser_conditional_expression): Handle excess
30560 precision in condition.
30561 * c-typeck.c (convert_arguments): Handle arguments with excess
30563 (build_unary_op): Move excess precision outside operation.
30564 (build_conditional_expr): Likewise.
30565 (build_compound_expr): Likewise.
30566 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
30567 (build_modify_expr): Handle excess precision in RHS.
30568 (convert_for_assignment): Handle excess precision in converted
30570 (digest_init, output_init_element, process_init_element): Handle
30571 excess precision in initializer.
30572 (c_finish_return): Handle excess precision in return value.
30573 (build_binary_op): Handle excess precision in operands and add
30574 excess precision as needed for operation.
30575 * common.opt (-fexcess-precision=): New option.
30576 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
30577 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
30578 For standard excess precision, output explicit conversion to and
30579 truncation from XFmode.
30580 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
30581 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
30582 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
30583 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
30584 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
30585 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
30586 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
30587 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
30588 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
30589 define_splits, sqrt<mode>2): Disable where appropriate for
30590 standard excess precision.
30591 * convert.c (convert_to_real): Do not shorten arithmetic to type
30592 for which excess precision would be used.
30593 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
30594 * doc/invoke.texi (-fexcess-precision=): Document option.
30595 (-mfpmath=): Correct index entry.
30596 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
30597 flag_excess_precision): New.
30598 * langhooks.c (lhd_post_options): Set
30599 flag_excess_precision_cmdline.
30600 * opts.c (common_handle_option): Handle -fexcess-precision=.
30601 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
30602 init_excess_precision): New.
30603 (lang_dependent_init_target): Call init_excess_precision.
30604 * tree.c (excess_precision_type): New.
30605 * tree.h (excess_precision_type): Declare.
30607 2009-03-30 Joseph Myers <joseph@codesourcery.com>
30610 * c-typeck.c (build_component_ref): Do not copy qualifiers from
30611 non-lvalue to component.
30613 2009-03-29 Joseph Myers <joseph@codesourcery.com>
30615 PR preprocessor/34695
30616 * Makefile.in (c-opts.o): Depend on c-tree.h.
30617 * c-common.c: Move down include of diagnostic.h.
30618 (done_lexing, c_cpp_error): New.
30619 * c-common.h (done_lexing): Declare.
30620 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
30622 * c-opts.c: Include c-tree.h.
30623 (c_common_init_options): Set preprocessor error callback.
30624 (c_common_handle_option): Do not set preprocessor
30625 inhibit_warnings, warnings_are_errors, warn_system_headers,
30626 pedantic_errors or inhibit_warnings flags.
30627 (c_common_post_options): Do not check cpp_errors (parse_in).
30628 (c_common_finish): Do not output dependencies if there were
30629 errors. Do not check return value of cpp_finish.
30630 * c-ppoutput.c (pp_file_change): Set input_location.
30631 * c-tree.h (c_cpp_error): Declare.
30632 * diagnostic.c (diagnostic_set_info_translated): Also initialize
30634 (diagnostic_build_prefix): Check override_column.
30635 * diagnostic.h (diagnostic_info): Add override_column field.
30636 (diagnostic_override_column): Define.
30638 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
30640 * c-common.c (c_expand_expr, c_staticp): Remove.
30641 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
30642 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
30643 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
30644 * c-gimplify.c (gimplify_compound_literal_expr,
30645 optimize_compound_literals_in_ctor): Remove.
30646 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
30647 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
30648 * c-semantics.c (emit_local_var): Remove.
30650 * langhooks-def.h (lhd_expand_expr): Remove.
30651 * langhooks.c (lhd_expand_expr): Remove.
30652 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
30654 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
30655 handling from c-semantics.c; don't call into langhook.
30656 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
30657 * gimplify.c (gimplify_compound_literal_expr,
30658 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
30659 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
30660 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
30661 as was done in c-gimplify.c.
30662 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
30663 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
30664 Move from c-common.h.
30665 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
30667 * tree.c (staticp): Do not call langhook.
30668 * langhooks.c (lhd_staticp): Delete.
30669 * langhooks-def.h (lhd_staticp): Delete prototype.
30670 (LANG_HOOKS_STATICP): Delete.
30671 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
30673 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
30674 instead of DECL_STMTs.
30676 2009-03-29 Joseph Myers <joseph@codesourcery.com>
30684 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
30686 (fold_call_expr): Return a NOP_EXPR from folding rather than the
30687 contained expression.
30688 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
30689 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
30690 conditional expressions for C.
30691 (decl_constant_value_for_optimization): Move from
30692 decl_constant_value_for_broken_optimization in c-typeck.c. Check
30693 whether optimizing and that the expression is a VAR_DECL not of
30694 array type instead of doing such checks in the caller. Do not
30695 check pedantic. Call gcc_unreachable for C++.
30696 * c-common.def (C_MAYBE_CONST_EXPR): New.
30697 * c-common.h (c_fully_fold, c_save_expr,
30698 decl_constant_value_for_optimization): New prototypes.
30699 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
30700 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
30701 EXPR_INT_CONST_OPERANDS): Define.
30702 * c-convert.c (convert): Strip nops from expression.
30703 * c-decl.c (groktypename): Take extra parameters expr and
30704 expr_const_operands. Update call to grokdeclarator.
30705 (start_decl): Update call to grokdeclarator. Add statement for
30706 expressions used in type of decl.
30707 (grokparm): Update call to grokdeclarator.
30708 (push_parm_decl): Update call to grokdeclarator.
30709 (build_compound_literal): Add parameter non_const and build a
30710 C_MAYBE_COSNT_EXPR if applicable.
30711 (grokdeclarator): Take extra parameters expr and
30712 expr_const_operands. Track expressions used in declaration
30713 specifiers and declarators. Fold array sizes and track whether
30714 they are constant expressions and whether they are integer
30715 constant expressions.
30716 (parser_xref_tag): Set expr and expr_const_operands fields in
30718 (grokfield): Update call to grokdeclarator.
30719 (start_function): Update call to grokdeclarator.
30720 (build_null_declspecs): Set expr and expr_const_operands fields in
30722 (declspecs_add_type): Handle expressions in typeof specifiers.
30723 * c-parser.c (c_parser_declspecs): Set expr and
30724 expr_const_operands fields for declaration specifiers.
30725 (c_parser_enum_specifier): Likewise.
30726 (c_parser_struct_or_union_specifier): Likewise.
30727 (c_parser_typeof_specifier): Likewise. Update call to
30728 groktypename. Fold expression as needed. Return expressions with
30729 type instead of adding statements.
30730 (c_parser_attributes): Update calls to c_parser_expr_list.
30731 (c_parser_statement_after_labels): Fold expression before passing
30732 to objc_build_throw_stmt.
30733 (c_parser_condition): Fold expression.
30734 (c_parser_asm_operands): Fold expression.
30735 (c_parser_conditional_expression): Use c_save_expr. Update call
30736 to build_conditional_expr.
30737 (c_parser_alignof_expression): Update call to groktypename.
30738 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
30739 original_code. Fold expression argument of va_arg. Create
30740 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
30741 argument to va_arg. Update calls to groktypename. Fold array
30742 index for offsetof. Verify that first argument to
30743 __builtin_choose_expr has integer type.
30744 (c_parser_postfix_expression_after_paren_type): Update calls to
30745 groktypename and build_compound_literal. Handle expressions with
30746 side effects in type name.
30747 (c_parser_postfix_expression_after_primary): Update call to
30748 c_parser_expr_list. Set original_code for calls to
30749 __builtin_constant_p.
30750 (c_parser_expr_list): Take extra parameter fold_p. Fold
30751 expressions if requested.
30752 (c_parser_objc_type_name): Update call to groktypename.
30753 (c_parser_objc_synchronized_statement): Fold expression.
30754 (c_parser_objc_receiver): Fold expression.
30755 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
30756 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
30757 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
30758 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
30759 (struct c_typespec): Add elements expr and expr_const_operands.
30760 (struct c_declspecs): Add elements expr and expr_const_operands.
30761 (groktypename, build_conditional_expr, build_compound_literal):
30763 (in_late_binary_op): Declare.
30764 * c-typeck.c (note_integer_operands): New function.
30765 (in_late_binary_op): New variable.
30766 (decl_constant_value_for_broken_optimization): Move to c-common.c
30767 and rename to decl_constant_value_for_optimization.
30768 (default_function_array_conversion): Do not strip nops.
30769 (default_conversion): Do not call
30770 decl_constant_value_for_broken_optimization.
30771 (build_array_ref): Do not fold result.
30772 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
30773 result when operand is a VLA.
30774 (c_expr_sizeof_type): Update call to groktypename. Handle
30775 expressions included in type name. Use C_MAYBE_CONST_EXPR for
30776 result when operand names a VLA type.
30777 (build_function_call): Update call to build_compound_literal.
30778 Only fold result for calls to __builtin_* functions. Strip
30779 NOP_EXPR from INTEGER_CST returned from such functions. Fold
30780 the function designator.
30781 (convert_arguments): Fold arguments. Update call to
30782 convert_for_assignment.
30783 (build_unary_op): Handle increment and decrement of
30784 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
30785 decrement earlier. Fold operand of increment and decrement.
30786 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
30787 built for integer operand. Wrap returns that are INTEGER_CSTs
30788 without being integer constant expressions or that have integer
30789 constant operands without being INTEGER_CSTs.
30790 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
30791 (build_conditional_expr): Add operand ifexp_bcp. Track whether
30792 result is an integer constant expression or can be used in
30793 unevaluated parts of one and avoid folding and wrap as
30794 appropriate. Fold operands before possibly doing -Wsign-compare
30796 (build_compound_expr): Wrap result for C99 if operands can be used
30797 in integer constant expressions.
30798 (build_c_cast): Update call to digest_init. Do not ignore
30799 overflow from casting floating-point constants to integers. Wrap
30800 results that could be confused with integer constant expressions,
30801 null pointer constants or floating-point constants.
30802 (c_cast_expr): Update call to groktypename. Handle expressions
30803 included in type name.
30804 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
30805 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
30806 Update calls to convert_for_assignment.
30807 (convert_for_assignment): Take new parameter
30808 null_pointer_constant. Do not strip nops or call
30809 decl_constant_value_for_broken_optimization. Set
30810 in_late_binary_op for conversions to boolean.
30811 (store_init_value): Update call to digest_init.
30812 (digest_init): Take new parameter null_pointer_constant. Do not
30813 call decl_constant_value_for_broken_optimization. pedwarn for
30814 initializers not constant expressions. Update calls to
30815 convert_for_assignment.
30816 (constructor_nonconst): New.
30817 (struct constructor_stack): Add nonconst element.
30818 (really_start_incremental_init, push_init_level, pop_init_level):
30819 Handle constructor_nonconst and nonconst element.
30820 (set_init_index): Call constant_expression_warning for array
30822 (output_init_element): Fold value. Set constructor_nonconst as
30823 applicable. pedwarn for initializers not constant expressions.
30824 Update call to digest_init. Call constant_expression_warning
30825 where constant initializers are required.
30826 (process_init_element): Use c_save_expr.
30827 (c_finish_goto_ptr): Fold expression.
30828 (c_finish_return): Fold return value. Update call to
30829 convert_for_assignment.
30830 (c_start_case): Fold switch expression.
30831 (c_process_expr_stmt): Fold expression.
30832 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
30833 ensure statement expression is not evaluated in constant expression.
30834 (build_binary_op): Track whether results are integer constant
30835 expressions or may occur in such, disable folding and wrap results
30836 as applicable. Fold operands for -Wsign-compare warnings unless
30838 (c_objc_common_truthvalue_conversion): Handle results folded to
30839 integer constants that are not integer constant expressions.
30840 * doc/extend.texi: Document when typeof operands are evaluated,
30841 that condition of __builtin_choose_expr is an integer constant
30842 expression, and more about use of __builtin_constant_p in
30845 2009-03-29 Richard Guenther <rguenther@suse.de>
30847 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
30848 propagate addresses of array references.
30850 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
30852 * regmove.c (perhaps_ends_bb_p): Remove.
30853 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
30854 from INSN and check that the main loop stays within that basic block.
30855 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
30856 (regmove_forward_pass): Split out from regmove_optimize. Use
30857 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
30858 (regmove_backward_pass): Split out from regmove_optimize. Use
30859 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
30860 (regmove_optimize): Simplify.
30862 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30865 * config/i386/i386.c (classify_argument): Ignore flexible array
30866 member in struct and warn ABI change.
30868 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
30870 * config/i386/i386-protos.h (ix86_agi_dependent): New.
30872 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
30873 (ix86_adjust_cost): Updated.
30875 2009-03-29 Jan Hubicka <jh@suse.cz>
30877 PR middle-end/28850
30878 * tree-pass.h (pass_cleanup_eh): New function.
30879 (remove_unreachable_regions): Break code handling RTL
30880 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
30881 that can not be reached by runtime.
30882 (can_be_reached_by_runtime): New function.
30883 (label_to_region_map): New function.
30884 (num_eh_regions): New function.
30885 (rtl_remove_unreachable_regions): New function.
30886 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
30887 (remove_eh_region): New function.
30888 * except.h: Include sbitmap and vecprim.
30889 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
30890 num_eh_regions): Declare.
30891 * passes.c (init_optimization_passes): Schedule cleanup_eh.
30892 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
30893 * tree-eh.c (tree_remove_unreachable_handlers): New function.
30894 (tree_empty_eh_handler_p): New function.
30895 (cleanup_empty_eh): New function.
30896 (cleanup_eh): New function.
30897 (pass_cleanup_eh): New function.
30899 2009-03-29 Jan Hubicka <jh@suse.cz>
30901 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
30902 for removed regions.
30904 2009-03-29 Jan Hubicka <jh@suse.cz>
30906 * except.c (dump_eh_tree): Dump all datastructures.
30908 2009-03-29 Jan Hubicka <jh@suse.cz>
30910 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
30911 (duplicate_eh_regions_1): Likewise.
30912 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
30913 vector; call EH verification.
30914 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
30915 Be ready for region being removed.
30917 2009-03-29 Jan Hubicka <jh@suse.cz>
30919 * bitmap.c (bitmap_last_set_bit): New function.
30920 * bitmap.h (bitmap_last_set_bit): Declare.
30922 2009-03-29 David Ayers <ayers@fsfe.org>
30925 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
30926 by calling objc_compare_types and surpress warnings about
30927 incompatible C pointers that are compatible ObjC pointers.
30929 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
30931 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
30932 call initialize_inline_failed.
30933 (initialize_inline_failed): Move it from here ...
30934 * cgraph.c (initialize_inline_failed): ... to here.
30935 (cgraph_create_edge): Call initialize_inline_failed rather than
30936 setting inline_failed directly.
30938 2009-03-29 Ben Elliston <bje@au.ibm.com>
30941 * sysv4.opt (msdata): Improve comment.
30942 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
30943 * sysv4.h (SVR4_ASM_SPEC): Likewise.
30945 2009-03-29 Ben Elliston <bje@au.ibm.com>
30948 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
30949 load and store attributes.
30951 2009-03-29 Ben Elliston <bje@au.ibm.com>
30953 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
30954 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
30955 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
30956 * doc/extend.texi (X86 Built-in Functions): Add index entries for
30957 __builtin_infq and __builtin_huge_valq.
30959 2009-03-28 Anatoly Sokolov <aesok@post.ru>
30961 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
30963 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
30964 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
30966 2009-03-28 Xinliang David Li <davidxl@google.com>
30968 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
30969 (do_dbg_cnt): New function.
30971 2009-03-28 Jan Hubicka <jh@suse.cz>
30973 Merge from pretty-ipa:
30975 2009-03-27 Jan Hubicka <jh@suse.cz>
30977 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
30978 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
30979 * passes.c (function_called_by_processed_nodes_p): New.
30980 * ipa-pure-const.c (check_call): Fix handling of operands.
30981 (analyze_function): Dump debug output for skipped bodies.
30982 (local_pure_const): Use function_called_by_processed_nodes_p.
30983 * dwarf2out.c (reference_to_unused): Use output.
30984 * passes.c (do_per_function_toporder): Likewise.
30986 2008-11-12 Jan Hubicka <jh@suse.cz>
30988 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
30989 * ipa-pure-const.c (funct_state_d): Add can throw field; make
30990 state_set_in_source enum
30991 (check_decl): Ignore memory tags; do not set fake looping flags;
30993 (check_operand, check_tree, check_rhs_var, check_lhs_var,
30994 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
30995 (check_call, analyze_function): Rewrite.
30997 (add_new_function): Update call of analyze_function.
30998 (generate_summary): Add call of analyze_function.
30999 (propagate): Propagate can_throw; handle state_set_in_source correctly.
31000 (local_pure_const): New function.
31001 (pass_local_pure_const): New pass.
31002 * ipa-inline.c (inline_transform): Set after_inlining.
31003 * tree-eh.c (stmt_can_throw_external): New.
31004 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
31005 work with aliasing built.
31006 * tree-flow.h (stmt_can_throw_external): New.
31007 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
31008 and local pure/const pass in early and late optimization queue.
31010 2009-03-28 Martin Jambor <mjambor@suse.cz>
31012 * fold-const.c (get_pointer_modulus_and_residue): New parameter
31014 (fold_binary): Allow function decl aligment consideration is the
31015 second argument is integer constant one.
31016 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
31017 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
31018 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
31020 2009-03-28 Jan Hubicka <jh@suse.cz>
31022 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
31023 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
31024 * function.h (rtl_data): Add nothrow flag.
31025 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
31026 set DECL_NOTHROW for AVAILABLE functions.
31028 2009-03-28 Jakub Jelinek <jakub@redhat.com>
31030 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
31031 following vector keyword has expansion starting with pixel or bool
31032 keyword, expand vector to __vector and pixel or bool to __pixel or
31036 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
31037 warn_if_disallowed_function_p): Removed.
31038 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
31039 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
31040 warning_if_disallowed_function_p.
31041 * flags.h (warn_if_disallowed_function_p,
31042 warn_disallowed_functions): Removed.
31043 * common.opt (Wdisallowed-function-list=): Removed.
31044 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
31046 2009-03-28 Richard Guenther <rguenther@suse.de>
31048 PR tree-optimization/38723
31049 * tree-ssa-pre.c (compute_avail): Add all default definitions to
31052 2009-03-28 Jan Hubicka <jh@suse.cz>
31054 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
31055 test introduced by my previous patch.
31057 2009-03-28 Richard Guenther <rguenther@suse.de>
31059 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
31060 the PHIs value undefined.
31062 2009-03-28 Jan Hubicka <jh@suse.cz>
31064 * tree-pass.h (pass_fixup_cfg): New pass.
31065 * ipa-inline.c (inline_transform): Set
31066 always_inline_functions_inlined/after_inlining.
31067 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
31068 (pass_fixup_cfg): New pass.
31069 * passes.c (init_optimization_passes): Add fixup_cfg.
31071 2009-03-28 Richard Guenther <rguenther@suse.de>
31073 PR tree-optimization/38458
31074 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
31075 argument use the arguments copy-of value.
31077 2009-03-28 Richard Guenther <rguenther@suse.de>
31079 PR tree-optimization/38180
31080 * tree-ssa-ccp.c (get_default_value): Simplify.
31081 (likely_value): Likewise.
31082 (surely_varying_stmt_p): Properly handle VOP case.
31083 (ccp_initialize): Likewise.
31084 (ccp_fold): Handle propagating through *&.
31085 (fold_const_aggregate_ref): Also handle decls.
31087 2009-03-28 Jan Hubicka <jh@suse.cz>
31089 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
31090 * cgraph.h (cgraph_node): Likewise.
31091 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
31092 (cgraph_reset_node): Use process flag.
31093 (cgraph_mark_functions_to_output): Likewise.
31094 (cgraph_expand_function): Likewise.
31095 (cgraph_expand_all_functions): Likewise.
31096 (cgraph_output_in_order): Likewise.
31097 * dwarf2out.c (reference_to_unused): Likewise.
31098 * passes.c do_per_function_toporder): Likewise.
31100 2009-03-28 Jan Hubicka <jh@suse.cz>
31102 Bring from lto-branch:
31104 2008-09-03 Doug Kwan <dougkwan@google.com>
31106 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
31107 enums instead of reason strings.
31108 * cgraph.c (cgraph_create_edge): Same.
31109 (cgraph_inline_failed_string): New function.
31110 * cgraph.h (cgraph_inline_failed_t): New enum type.
31111 (cgraph_inline_failed_string): New prototype.
31112 (struct cgraph_edge): Change type of INLINED_FAILED from constant
31113 char pointer to cgraph_inline_failed_t.
31114 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
31115 (cgraph_default_inline_p): Ditto.
31116 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
31117 to cgraph_inline_failed_t pointer.
31118 * cif-code.def: New file.
31119 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
31121 (cgraph_check_inline_limits): Change type of REASON to pointer to
31122 cgraph_inline_failed_t. Replace reason strings with enums.
31123 (cgraph_default_inline_p): Ditto.
31124 (cgraph_recursive_inlining_p): Ditto.
31125 (update_caller_keys): Change type of FAILED_REASON to
31126 cgraph_inline_failed_t.
31127 (cgraph_set_inline_failed): Change type of REASON to pointer to
31128 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
31129 convert enums to strings for text output.
31130 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
31131 to be of type cgraph_inline_failed_t. Replace reason strings with
31132 enums. Call cgraph_inline_failed_string to covert enums
31133 to strings for text output.
31134 (cgraph_decide_inlining): Replace reason strings with enums.
31135 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
31136 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
31138 * tree-inline.c (expand_call_inline): Change type of REASON
31139 to cgraph_inline_failed_t. Replace reason strings with enums.
31140 Call cgraph_inline_failed_string for text output.
31141 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
31144 2009-03-28 Jan Hubicka <jh@suse.cz>
31146 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
31147 cgraph_clone_node): Remove master clone handling.
31148 (cgraph_is_master_clone, cgraph_master_clone): Remove.
31149 * cgraph.h (master_clone): Remove.
31150 (cgraph_is_master_clone, cgraph_master_clone): Remove.
31151 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
31152 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
31154 2009-03-28 Jan Hubicka <jh@suse.cz>
31156 * cgraph.c (cgraph_function_body_availability): Functions declared
31157 inline are always safe to assume that it is not going to be replaced.
31159 2009-03-28 Richard Guenther <rguenther@suse.de>
31161 PR tree-optimization/38513
31162 * tree-ssa-pre.c (eliminate): Remove redundant stores.
31163 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
31164 EXC_PTR_EXPR and FILTER_EXPR.
31165 (get_ref_from_reference_ops): Likewise.
31167 2009-03-28 Richard Guenther <rguenther@suse.de>
31169 PR tree-optimization/38968
31170 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
31171 Use FLOOR_MOD_EXPR to compute misalignment.
31173 2009-03-28 Richard Guenther <rguenther@suse.de>
31175 PR tree-optimization/37795
31176 * tree.h (combine_comparisons): Declare.
31177 * fold-const.c (combine_comparisons): Export.
31178 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
31180 (ifcombine_iforif): Use combine_comparisons.
31182 2009-03-28 Jan Hubicka <jh@suse.cz>
31184 * tree-eh.c (inlinable_call_p): New function.
31185 (make_eh_edges): Use it.
31186 (verify_eh_edges): Use it.
31187 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
31188 * except.c (reachable_next_level): Add inlinable_function argument
31189 (sjlj_find_directly_reachable_regions): Update.
31190 (add_reachable_handler): Do not set saw_any_handlers.
31191 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
31192 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
31193 Add new inlinable call parameter.
31194 (can_throw_internal, can_throw_external): Update.
31195 * except.h (can_throw_internal_1, can_throw_external_1,
31196 foreach_reachable_handler): Update declaration.
31198 2009-03-28 Joseph Myers <joseph@codesourcery.com>
31200 * config/arm/t-arm-coff, config/h8300/coff.h,
31201 config/i386/i386-aout.h, config/i386/i386-coff.h,
31202 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
31203 config/pdp11/2bsd.h, config/rs6000/aix41.h,
31204 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
31205 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
31206 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
31207 sys-types.h: Remove.
31208 * Makefile.in: Remove protoize and fixproto support and references
31210 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
31211 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
31213 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
31214 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
31215 unprotoize$(exeext).
31216 (rest.encap): Don't depend on $(STMP_FIXPROTO)
31217 (.PHONY): Don't depend on proto.
31218 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
31219 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
31220 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
31221 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
31222 build/gen-protos.o, build/scan.o, xsys-protos.h,
31223 build/fix-header$(build_exeext), build/fix-header.o,
31224 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
31225 stmp-install-fixproto): Remove.
31226 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
31227 SYSCALLS.c or fixproto files.
31228 (install-common): Don't install protoize.
31229 (install-headers-tar, install-headers-cpio, install-headers-cp):
31230 Don't depend on $(STMP_FIXPROTO).
31231 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
31232 install fixproto files or write out fixproto settings.
31233 (uninstall): Don't uninstall protoize.
31234 * config.gcc (use_fixproto): Remove.
31235 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
31236 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
31237 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
31238 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
31239 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
31240 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
31241 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
31242 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
31243 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
31244 * config/t-vxworks (STMP_FIXPROTO): Remove.
31245 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
31246 STMP_FIXPROTO): Remove.
31247 * config.in, configure: Regenerate.
31248 * crtstuff.c (gid_t, uid_t): Don't undefine.
31249 * doc/install.texi: Change m68k-coff to m68k-elf in example.
31250 (arm-*-coff, arm-*-aout: Remove target entries.
31251 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
31252 Remove mention of AIX 4.1.
31253 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
31254 * doc/invoke.texi (Running Protoize): Remove.
31255 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
31256 (Protoize Caveats): Remove.
31257 * tsystem.h: Update comments on headers assumed to exist.
31259 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
31261 * genautomata.c: Add a new year to the copyright. Add a new
31263 (struct insn_reserv_decl): Add comments for member bypass_list.
31264 (find_bypass): Remove.
31265 (insert_bypass): New.
31266 (process_decls): Use insert_bypass.
31267 (output_internal_insn_latency_func): Output all bypasses with the
31268 same input insn in one switch case.
31270 * rtl.def (define_bypass): Describe bypass choice.
31271 * doc/md.texi (define_bypass): Ditto.
31273 2009-03-27 Richard Guenther <rguenther@suse.de>
31275 * gimplify.c (mark_addressable): Export.
31276 * tree-flow.h (mark_addressable): Declare.
31277 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
31278 * tree-ssa.c (verify_phi_args): Verify that address taken
31279 variables have TREE_ADDRESSABLE set.
31281 2009-03-27 Richard Guenther <rguenther@suse.de>
31283 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
31284 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
31285 Do not mark decls TREE_ADDRESSABLE.
31286 (build_fold_addr_expr): Adjust.
31287 (fold_addr_expr): Remove.
31288 (fold_unary): Use build_fold_addr_expr.
31289 (fold_comparison): Likewise.
31290 (split_address_to_core_and_offset): Likewise.
31291 * coverage.c (tree_coverage_counter_addr): Mark the array decl
31293 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
31294 (gimplify_modify_expr_to_memcpy): Mark source and destination
31296 * omp-low.c (create_omp_child_function): Mark the object decl
31298 (lower_rec_input_clauses): Mark the var we take the address of
31300 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
31302 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
31304 PR middle-end/39315
31305 * cfgexpand.c (expand_one_stack_var_at): Change alignment
31306 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
31308 2009-03-27 Richard Guenther <rguenther@suse.de>
31310 PR tree-optimization/39120
31311 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
31313 (handle_lhs_call): Process return constraints. Add escape
31314 constraints if necessary.
31315 (handle_const_call): Fill out return constraints. Make nested
31316 case more precise. Avoid consttmp if possible.
31317 (handle_pure_call): Fill out return constraints. Avoid
31318 callused if possible.
31319 (find_func_aliases): Simplify call handling.
31321 2009-03-27 Richard Guenther <rguenther@suse.de>
31323 PR tree-optimization/39120
31324 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
31325 as a representative.
31326 (solve_graph): Do propagate CALLUSED.
31327 (handle_pure_call): Use a scalar constraint from CALLUSED for
31329 (find_what_p_points_to): CALLUSED shall not appear in poins-to
31332 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
31335 * c-common.c (handle_aligned_attribute): Properly check alignment
31336 overflow. Use (1U << i) instead of (1 << i).
31338 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
31340 * expr.h (get_mem_align_offset): Updated.
31342 * tree.h (tree_decl_common): Change align to "unsigned int" and
31343 move it before pointer_alias_set.
31345 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
31346 Jakub Jelinek <jakub@redhat.com>
31349 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
31350 gr_register_operand with gr_reg_or_0_operand.
31351 (cmpxchg_rel_di): Likewise.
31352 (sync_lock_test_and_set<mode>): Likewise.
31354 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
31356 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
31357 (true_regnum): Likewise.
31359 * rtlanal.c (subreg_info): Moved to ...
31360 * rtl.h (subreg_info): Here. New.
31361 (subreg_get_info): New.
31363 * rtlanal.c (subreg_get_info): Make it extern.
31365 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
31368 * config/i386/i386.c (ix86_abi): New.
31369 (override_options): Handle -mabi=.
31370 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
31371 (ix86_call_abi_override): Likewise.
31372 (init_cumulative_args): Likewise.
31373 (function_arg_advance): Likewise.
31374 (function_arg_64): Likewise.
31375 (function_arg): Likewise.
31376 (ix86_pass_by_reference): Likewise.
31377 (ix86_function_value_regno_p): Likewise.
31378 (ix86_build_builtin_va_list_abi): Likewise.
31379 (setup_incoming_varargs_64): Likewise.
31380 (is_va_list_char_pointer): Likewise.
31381 (ix86_init_machine_status): Likewise.
31382 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
31383 (ix86_function_type_abi): Return enum calling_abi. Rewrite
31384 for 64bit. Replace DEFAULT_ABI with ix86_abi.
31385 (ix86_function_abi): Make it static and return enum calling_abi.
31386 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
31388 (ix86_fn_abi_va_list): Updated.
31390 * config/i386/i386.h (ix86_abi): New.
31391 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
31392 (CONDITIONAL_REGISTER_USAGE): Likewise.
31393 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
31394 (machine_function): Likewise.
31396 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
31398 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
31399 (STACK_BOUNDARY): Likewise.
31400 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
31402 * config/i386/i386.opt (mabi=): New.
31404 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
31405 return enum calling_abi.
31406 (ix86_function_type_abi): Likewise.
31407 (ix86_function_abi): Removed.
31409 * doc/invoke.texi: Document -mabi= option for x86.
31411 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31413 * builtins.c (real_dconstp): Delete.
31414 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
31416 2009-03-27 Dodji Seketeli <dodji@redhat.com>
31417 Jakub Jelinek <jakub@redhat.com>
31420 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
31421 (gen_subprogram_die): When a function is explicit, generate the
31422 DW_AT_explicit attribute.
31423 * langhooks.h (struct lang_hooks_for_decls): Add
31424 function_decl_explicit_p langhook.
31425 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
31426 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
31428 2009-03-27 Jakub Jelinek <jakub@redhat.com>
31430 * builtins.c (fold_builtin_memory_op): Optimize memmove
31431 into memcpy if we can prove source and destination don't overlap.
31433 * tree-inline.c: Include gt-tree-inline.h.
31434 (clone_fn_id_num): New variable.
31435 (clone_function_name): New function.
31436 (tree_function_versioning): Use it.
31437 * Makefile.in (GTFILES): Add tree-inline.c.
31439 2009-03-27 Mark Mitchell <mark@codesourcery.com>
31441 * BASE-VER: Change to 4.5.0.
31443 2009-03-27 Xinliang David Li <davidxl@google.com>
31445 PR tree-optimization/39557
31446 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
31448 2009-03-27 Xinliang David Li <davidxl@google.com>
31450 PR tree-optimization/39548
31451 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
31454 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
31456 * c-common.c (pointer_int_sum): Use %wd on return from
31459 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
31461 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
31462 on return from tree_low_cst.
31464 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
31467 * ginclude/stdarg.h (va_copy): Define also for
31468 __GXX_EXPERIMENTAL_CXX0X__.
31470 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31473 * builtins.h (c_strlen): Do not warn here.
31474 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
31475 * c-common.c (pointer_int_sum): Take an explicit location.
31476 Warn about offsets out of bounds.
31477 * c-common.h (pointer_int_sum): Adjust declaration.
31479 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31481 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
31484 2009-03-26 Jakub Jelinek <jakub@redhat.com>
31487 * opts.c (warn_if_disallowed_function_p): Don't assume
31488 get_callee_fndecl must return non-NULL.
31490 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
31492 PR rtl-optimization/39522
31493 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
31494 when reg_reloaded_valid is set.
31496 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31498 * config/spu/divv2df3.c: New file.
31499 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
31500 (DPBIT_FUNCS): Filter out _div_df.
31502 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
31504 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
31505 a jump insn, count that jump in the distance to the loop start.
31507 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
31510 * config/sh/sh.c (calc_live_regs): Fix condition for global
31511 registers except PIC_OFFSET_TABLE_REGNUM.
31513 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
31516 * doc/invoke.texi (-mconsole): New.
31518 (-mno-cygwin): New.
31520 (-mnop-fun-dllimport): New.
31524 (sub section "i386 and x86-64 Windows Options"): New.
31526 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
31528 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
31529 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
31531 2009-03-25 Richard Guenther <rguenther@suse.de>
31533 PR middle-end/39497
31534 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
31537 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
31539 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
31540 neither of haifa/selective schedulers are working.
31542 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31544 * doc/invoke.texi (Debugging Options): Fix description of
31545 -fno-merge-debug-strings.
31547 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
31549 * config/cris/libgcc.ver: New version-script.
31550 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
31552 * configure.ac <GAS features, nop mnemonic>: Add pattern
31553 crisv32-*-* for "nop".
31554 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
31555 * configure: Regenerate.
31557 2009-03-24 Ira Rosen <irar@il.ibm.com>
31559 PR tree-optimization/39529
31560 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
31561 mark_sym_for_renaming for the tag copied to the new vector
31564 2009-03-24 Arthur Loiret <aloiret@debian.org>
31566 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
31567 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
31568 EXTRA_SPEC_FUNCTIONS.
31569 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
31570 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
31571 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
31572 -march and -mtune options.
31574 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
31576 * config/m68k/t-rtems: Add m5329 multilib.
31578 2009-03-24 Dodji Seketeli <dodji@redhat.com>
31579 Jakub Jelinek <jakub@redhat.com>
31582 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
31585 2009-03-23 Jakub Jelinek <jakub@redhat.com>
31588 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
31589 instead of c_parser_expression_conv, if original_code isn't one of the
31590 4 allowed comparison codes, fail.
31592 2009-03-23 Richard Guenther <rguenther@suse.de>
31594 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
31595 * tree.h (struct tree_type): Likewise.
31596 * reload.h (struct insn_chain): Likewise.
31597 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
31598 * function.h (struct function): Likewise.
31599 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
31601 2009-03-23 Jakub Jelinek <jakub@redhat.com>
31603 PR tree-optimization/39516
31604 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
31606 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
31608 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
31609 should be set true if BITS_PER_WORD of target is bigger than 32
31611 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
31613 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
31614 Translate -B-options to -rpath-link. Correct existing
31615 rpath-link and conditionalize on !nostdlib.
31617 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31619 * doc/extend.texi (Function Attributes, Variable Attributes):
31621 * doc/invoke.texi (Debugging Options, Optimize Options)
31622 (i386 and x86-64 Options, MCore Options): Likewise.
31624 2009-03-20 Jakub Jelinek <jakub@redhat.com>
31627 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
31628 it for block local namespace aliases.
31629 (gen_decl_die): Pass context_die to gen_namespace_die.
31631 2009-03-19 Jakub Jelinek <jakub@redhat.com>
31634 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
31635 minimum or maximum value.
31637 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
31639 * reginfo.c (globalize_reg): Recompute derived reg sets.
31641 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
31644 * libgcc2.c (mprotect): Do not use signed arguments for
31645 VirtualProtect, use DWORD arguments. Also fix the 'may
31646 be used uninitialized' warning for the np variable.
31648 2009-03-19 Jakub Jelinek <jakub@redhat.com>
31651 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
31652 functions using regparm calling conventions when not optimizing.
31653 (ix86_function_sseregparm): Similarly for sseregparm calling
31656 2009-03-19 Li Feng <nemokingdom@gmail.com>
31658 PR middle-end/39500
31659 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
31660 dependence if the first conflict is after niter iterations.
31662 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
31664 PR middle-end/38609
31665 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
31666 functions with dynamic stack-pointer adjustments.
31668 2009-03-19 Ben Elliston <bje@au.ibm.com>
31670 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
31671 option; change to -msdata=data.
31673 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31675 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
31678 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
31681 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
31683 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
31685 * doc/invoke.texi (Code Gen Options): Expand discussion of
31688 2009-03-18 Jakub Jelinek <jakub@redhat.com>
31690 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
31691 * matrix-reorg.c (struct matrix_info): Likewise.
31692 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
31693 * rtl.h (struct mem_attrs): Likewise.
31694 * df.h (struct df): Likewise.
31695 * tree-data-ref.h (struct data_dependence_relation): Likewise.
31696 * ira-int.h (struct ira_allocno): Likewise.
31697 * df-scan.c (struct df_collection_rec): Likewise.
31698 * ira.c (struct equivalence): Likewise.
31699 * function.c (struct temp_slot): Likewise.
31700 * cfgloop.h (struct loop): Likewise.
31703 * function.c (use_register_for_decl): When not optimizing, disregard
31704 register keyword for variables with types containing methods.
31706 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
31708 PR middle-end/39447
31709 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
31710 (is_simple_operand): Call contains_component_ref_p before calling data
31711 reference analysis that would fail on COMPONENT_REFs.
31713 * tree-vrp.c (search_for_addr_array): Fix formatting.
31715 2009-03-18 Richard Guenther <rguenther@suse.de>
31717 * tree-vect-transform.c (vect_loop_versioning): Fold the
31718 generated comparisons.
31719 * tree-vectorizer.c (set_prologue_iterations): Likewise.
31720 (slpeel_tree_peel_loop_to_edge): Likewise.
31722 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
31724 PR middle-end/37805
31725 * opts.c (print_specific_help): In addition to `undocumented',
31726 accept `separate' and `joined' flags if passed alone. Describe
31727 output by the first matched one of those.
31728 (common_handle_option): Skip over empty strings.
31729 * gcc.c (display_help): Fix help string for `--help='.
31730 * doc/invoke.texi (Option Summary, Overall Options): With
31731 `--help=', classes and qualifiers can both be repeated, but
31732 only the latter can be negated. One should not pass only
31733 negated qualifiers. Fix markup and examples.
31736 2008-10-14 Jakub Jelinek <jakub@redhat.com>
31737 PR middle-end/37805
31738 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
31739 and -fhelp=separate.
31741 2009-03-17 Jing Yu <jingyu@google.com>
31743 PR middle-end/39378
31744 * function.h (struct rtl_data): Move is_thunk from here...
31745 (struct function): ...to here.
31746 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
31747 * varasm.c (assemble_start_function): Change is_thunk from crtl to
31749 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
31751 (alpha_does_function_need_gp, alpha_start_function): Likewise.
31752 (alpha_output_function_end_prologue): Likewise.
31753 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
31754 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
31755 (rs6000_output_function_epilogue): Likewise.
31756 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
31758 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
31761 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
31762 from different units in a single alternative.
31763 (*truncdfsf_i387): Ditto.
31764 (*truncxfsf2_mixed): Ditto.
31765 (*truncxfdf2_mixed): Ditto.
31767 2009-03-17 Jakub Jelinek <jakub@redhat.com>
31769 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
31770 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
31773 * tree-ssa-live.c (remove_unused_locals): Don't remove local
31774 unused non-artificial variables when not optimizing.
31777 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
31778 DW_TAG_imported_module even if decl is IMPORTED_DECL with
31779 NAMESPACE_DECL in its DECL_INITIAL.
31781 PR middle-end/39443
31782 * optabs.c (set_user_assembler_libfunc): New function.
31783 * expr.h (set_user_assembler_libfunc): New prototype.
31784 * c-common.c: Include libfuncs.h.
31785 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
31786 for memcmp, memset, memcpy, memmove and abort.
31787 * Makefile.in (c-common.o): Depend on libfuncs.h.
31790 * dwarf2out.c (gen_inlined_enumeration_type_die,
31791 gen_inlined_structure_type_die, gen_inlined_union_type_die,
31792 gen_tagged_type_instantiation_die): Removed.
31793 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
31796 2009-03-17 Janis Johnson <janis187@us.ibm.com>
31799 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
31801 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
31802 (check-parallel-%): Ditto.
31803 (check-consistency): Ditto.
31805 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
31807 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
31808 local variable rhs by NULL_TREE.
31810 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31813 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
31815 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31818 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
31820 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
31823 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
31824 for ms->sysv ABI calls only in 64bit mode.
31826 * config/i386/i386.md (untyped_call): Support 32bit.
31828 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
31830 * doc/extend.texi: Replace x86_65 with x86_64.
31832 2009-03-16 Jakub Jelinek <jakub@redhat.com>
31834 PR tree-optimization/39455
31835 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
31836 mismatches for POINTER_TYPE_P (type).
31837 (number_of_iterations_le): Likewise.
31839 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
31841 * config/picochip/picochip.c: Removed profiling support.
31842 * config/picochip/picochip.md: Removed profiling instruction.
31843 * config/picochip/picochip.h: Removed profiling builtin.
31845 2009-03-16 Joseph Myers <joseph@codesourcery.com>
31847 * doc/install.texi (--with-host-libstdcxx): Document.
31849 2009-03-14 Anatoly Sokolov <aesok@post.ru>
31852 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
31853 generate a warning if the function name does not begin with
31854 "__vector" and the function has either the 'signal' or 'interrupt'
31855 attribute, from here to ...
31856 (avr_declare_function_name): ...here. New function.
31857 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
31858 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
31860 2009-03-14 Jakub Jelinek <jakub@redhat.com>
31863 * cse.c (fold_rtx): Don't modify original const_arg1 when
31864 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
31865 separate variable instead.
31866 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
31867 from out of range shift counts.
31868 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
31870 2009-03-13 Catherine Moore <clm@codesourcery.com>
31872 * config/i386/x-mingw32 (host-mingw32.o): Replace
31873 diagnostic.h with $(DIAGNOSTIC_H).
31875 2009-03-12 Jakub Jelinek <jakub@redhat.com>
31878 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
31880 * config/i386/sync.md (sync_compare_and_swap<mode>,
31881 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
31882 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
31884 (sync_double_compare_and_swapdi_pic,
31885 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
31886 cmpxchg8b_pic_memory_operand instead of just memory_operand.
31888 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31891 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
31893 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31896 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
31897 (avx_addsubv4df3): Likewise.
31898 (*avx_addsubv4sf3): Likewise.
31899 (sse3_addsubv4sf3): Likewise.
31901 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
31904 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
31906 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
31909 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
31910 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
31911 registers for allocnos created from user-defined variables.
31913 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31916 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
31917 of non-integer mode as well.
31919 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
31921 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
31922 for functions for which the parameter types are unknown.
31924 2009-03-11 Jakub Jelinek <jakub@redhat.com>
31927 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
31928 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
31929 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
31930 * config/i386/i386.c (ix86_local_alignment): For
31931 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
31932 long long variables on the stack to avoid dynamic realignment.
31933 Allow the first argument to be a decl rather than type.
31934 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
31936 2009-03-11 Nick Clifton <nickc@redhat.com>
31939 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
31941 Add description to mno-lsim option.
31942 * config/mcore/mcore.h: Remove comment about deprecated m4align
31944 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
31945 * doc/invoke.texi: Add description of mno-lsim and
31946 mstack-increment options.
31948 * config/fr30/fr30.opt: Document the -mno-lsim option.
31949 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
31950 and -mno-lsim options.
31952 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31954 * fold-const.c (fold_comparison): Only call fold_inf_compare
31955 if the mode supports infinities.
31957 2009-03-11 Jason Merrill <jason@redhat.com>
31960 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
31961 end already did. Notice GIMPLE_CALL modifications of the result.
31962 Don't copy debug information from an ignored decl or a decl from
31965 2009-03-10 Richard Guenther <rguenther@suse.de>
31966 Nathan Froyd <froydnj@codesourcery.com>
31968 PR middle-end/37850
31969 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
31970 (__divMODE3): Likewise.
31972 2009-03-09 Jakub Jelinek <jakub@redhat.com>
31974 PR tree-optimization/39394
31975 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
31976 DECL_SIZE_UNIT of variable length FIELD_DECLs.
31978 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
31980 * recog.c (verfiy_changes): Disallow renaming of hard regs in
31981 inline asms for register asm ("") declarations.
31983 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
31985 * fold-const.c (fold_unary): Fix comment.
31987 2009-03-07 Jan Hubicka <jh@suse.cz>
31990 * tree-inline.c (setup_one_parameter): Do replacement of const
31991 argument by constant in SSA form.
31993 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
31995 PR middle-end/38028
31996 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
31997 determine alignment passed to assign_stack_local.
31998 (assign_parms_unsplit_complex): Likewise.
31999 * except.c (sjlj_build_landing_pads): Likewise.
32001 2009-03-06 Jakub Jelinek <jakub@redhat.com>
32003 PR middle-end/39360
32004 * tree-flow.h (add_referenced_var): Return bool instead of void.
32005 * tree-dfa.c (add_referenced_var): Return result of
32006 referenced_var_check_and_insert call.
32007 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
32008 of referenced_var_check_and_insert.
32011 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
32012 (gen_variable_die): Emit DW_AT_location on abstract static variable's
32013 DIE, don't emit it if abstract origin already has it.
32014 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
32015 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
32017 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
32019 * genpreds.c (needs_variable): Fix parentheses at variable name
32021 (write_tm_constrs_h): Indent generated code.
32023 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
32025 * doc/extend.texi (Function Attributes): Add documentation
32026 for isr attributes.
32028 2009-03-06 Jakub Jelinek <jakub@redhat.com>
32031 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
32032 take locus from its DECL_SOURCE_LOCATION instead of input_location.
32034 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
32036 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
32039 2009-03-05 Jakub Jelinek <jakub@redhat.com>
32042 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
32043 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
32045 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
32047 * config/i386/i386.md (R8_REG, R9_REG): New constants.
32048 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
32049 constants instead of magic numbers.
32050 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
32052 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
32053 (x86_64_ms_abi_int_parameter_registers): Ditto.
32054 (x86_64_int_return_registers): Ditto.
32055 (ix86_maybe_switch_abi): Ditto.
32056 (ix86_expand_call): Ditto for clobbered_registers array.
32057 (ix86_hard_regno_mode_ok): Ditto.
32058 (x86_extended_QIreg_mentioned_p): Ditto.
32060 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
32062 PR tree-optimization/39349
32063 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
32065 * combine.c (gen_lowpart_for_combine): Use omode when generating
32068 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
32070 PR rtl-optimization/39235
32071 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
32073 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
32075 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
32077 2009-03-04 Richard Guenther <rguenther@suse.de>
32079 PR tree-optimization/39362
32080 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
32081 that occur in abnormal PHIs should be varying.
32083 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
32085 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
32087 (simple_iv): Take loop as an argument instead of statement.
32088 * tree-scalar-evolution.h (simple_iv): Declaration changed.
32089 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
32091 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
32093 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
32094 * matrix-reorg.c (analyze_transpose): Ditto.
32095 * tree-data-ref.c (dr_analyze_innermost): Ditto.
32096 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
32097 * tree-predcom.c (ref_at_iteration): Ditto.
32098 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
32100 2009-03-04 Richard Guenther <rguenther@suse.de>
32102 PR tree-optimization/39358
32103 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
32104 escaped_id and callused_id.
32105 (solve_graph): Likewise.
32107 2009-03-04 Richard Guenther <rguenther@suse.de>
32109 PR tree-optimization/39339
32110 * tree-sra.c (try_instantiate_multiple_fields): Make it
32111 no longer ICE on the above.
32113 2009-03-03 Joseph Myers <joseph@codesourcery.com>
32115 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
32116 that fits within Pmode.
32118 2009-03-03 Steve Ellcey <sje@cup.hp.com>
32120 PR middle-end/10109
32121 * tm.texi (LIBCALL_VALUE): Update description.
32123 2009-03-03 Steve Ellcey <sje@cup.hp.com>
32125 PR middle-end/34443
32126 * doc/extend.texi (section): Update description.
32128 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
32130 PR middle-end/39345
32131 * tree-inline.c (remapped_type): New.
32132 (can_be_nonlocal): Call remapped_type instead of remap_type.
32134 2009-03-03 Jakub Jelinek <jakub@redhat.com>
32137 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
32138 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
32140 2009-03-03 Richard Guenther <rguenther@suse.de>
32142 PR middle-end/39272
32143 * tree.c (tree_nonartificial_location): New function.
32144 * tree.h (tree_nonartificial_location): Declare.
32145 * builtins.c (expand_builtin_memory_chk): Provide location
32146 of the call location for artificial function pieces.
32147 (maybe_emit_chk_warning): Likewise.
32148 (maybe_emit_sprintf_chk_warning): Likewise.
32149 (maybe_emit_free_warning): Likewise.
32150 * expr.c (expand_expr_real_1): Likewise.
32152 2009-03-03 Jakub Jelinek <jakub@redhat.com>
32154 PR tree-optimization/39343
32155 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
32156 COMPONENT_REF t has ARRAY_TYPE.
32158 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
32160 PR middle-end/39335
32161 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
32162 when the type precision of the induction variable should be
32163 larger than the type precision of nit.
32164 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
32165 * graphite.c (graphite_loop_normal_form): Same.
32166 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
32168 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
32170 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
32171 (*call_1_rex64_ms_sysv): Use named constants instead of magic
32172 numbers to describe clobbered registers.
32173 (*call_value_0_rex64_ms_sysv): Ditto.
32174 * config/i386/mmx.md (mmx_emms): Ditto.
32175 (mmx_femms): Ditto.
32177 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
32179 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
32182 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32184 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
32185 (spu_section_type_flags): New function.
32187 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
32189 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
32190 reg_class_contents of FLOAT_REGS into a temporary.
32192 2009-03-02 Richard Guenther <rguenther@suse.de>
32193 Ira Rosen <irar@il.ibm.com>
32195 PR tree-optimization/39318
32196 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
32197 information to the vectorized statement.
32199 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
32201 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
32202 variable. Use defined names instead of magic constants for REX SSE
32205 2009-03-01 Richard Guenther <rguenther@suse.de>
32207 PR tree-optimization/39331
32208 * omp-low.c (lower_send_shared_vars): Do not receive new
32209 values for the reference of DECL_BY_REFERENCE parms or results.
32211 2009-03-01 Jan Hubicka <jh@suse.cz>
32214 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
32215 BLOCK_NONLOCALIZED_VAR): New macros.
32216 (tree_block): Add nonlocalized_vars.
32217 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
32218 gen_decl_die): Add origin argument. Allow generation of die with
32219 origin at hand only.
32220 (gen_member_die, gen_type_die_with_usage, force_decl_die,
32221 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
32223 (gen_block_die): Fix checking for unused blocks.
32224 (process_scope_var): Break out from .... ; work with origins only.
32225 (decls_for_scope) ... here; process nonlocalized list.
32226 (dwarf2out_ignore_block): Look for nonlocalized vars.
32227 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
32229 (dump_scope_block): Dump them.
32230 * tree-inline.c (remap_decls): Handle nonlocalized vars.
32231 (remap_block): Likewise.
32232 (can_be_nonlocal): New predicate.
32233 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
32235 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
32237 * configure: Regenerate.
32239 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
32241 * optc-gen.awk: No need to duplicate option flags twice.
32242 Reuse help texts for duplicate options which do not have any.
32244 * gcc.c (display_help): Document --version.
32246 * gcc.c (main): If print_help_list and verbose_flag, ensure
32247 driver output comes before subprocess output.
32249 * optc-gen.awk: Assign all remaining fields to help string,
32250 space-separated, for multi-line help in *.opt.
32252 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
32253 -Wno-pedantic-ms-format is for MinGW targets only.
32255 * doc/options.texi (Option file format): Fix bad indentation,
32256 restoring dropped sentence.
32258 2009-02-28 Jan Hubicka <jh@suse.cz>
32260 * tree-inline.c (tree_function_versioning): Output debug info.
32262 2009-02-28 Jan Hubicka <jh@suse.cz>
32265 * tree-inline.c (setup_one_parameter): Do not copy propagate
32266 arguments when not optimizing.
32268 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
32271 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
32272 (avx_addsubv4df3): Likewise.
32273 (*avx_addsubv4sf3): Likewise.
32274 (sse3_addsubv4sf3): Likewise.
32275 (*avx_addsubv2df3): Likewise.
32276 (sse3_addsubv2df3): Likewise.
32277 (avx_unpckhps256): Correct item selectors.
32278 (avx_unpcklps256): Likewise.
32279 (avx_unpckhpd256): Likewise.
32280 (avx_unpcklpd256): Likewise.
32282 2009-02-28 Jan Hubicka <jh@suse.cz>
32284 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
32286 (copy_arguments_for_versioning): If var is declared don't declare it.
32287 (tree_function_versioning): First setup substitutions and then copy
32290 2009-02-27 Jan Hubicka <jh@suse.cz>
32293 * cgraph.h (varpool_output_debug_info): Remove.
32294 * cgraphunit.c (varpool_output_debug_info): Remove.
32295 * dwarf2out.c (deferred_locations_struct): New struct
32296 (deferred_locations): New type.
32297 (deferred_locations_list): New static var.
32298 (deffer_location): New function.
32299 (gen_variable_die): Use it.
32300 (decls_for_scope): Output info on local static vars.
32301 (dwarf2out_finish): Process deferred locations.
32302 * varpool.c (varpool_output_debug_info): Remove.
32304 2009-02-27 Jan Hubicka <jh@suse.cz>
32307 * tree.h (TREE_PROTECTED): Fix comment.
32308 (BLOCK_HANDLER_BLOCK): Remove.
32309 (struct tree_block): Remove handler_block add body_block.
32310 (inlined_function_outer_scope_p): New.
32311 (is_body_block): Remove.
32312 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
32313 * dwarf2out.c (is_inlined_entry_point): Remove.
32314 (add_high_low_attributes): Use inlined_function_outer_scope_p.
32315 (gen_block_die): Use is_inlined_entry_point check. Remove body block
32317 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
32318 * gimplify.c (gimplify_expr): Gimplify body blocks.
32319 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
32320 block with multiple subblocks.
32321 (dump_scope_block): Prettier output; dump more flags and info.
32322 (dump_scope_blocks): New.
32323 (remove_unused_locals): Use dump_scope_blocks.
32324 * tree-flow.h (dump_scope_blocks): Declare.
32325 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
32326 * stmt.c (is_body_block): Remove.
32327 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
32328 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
32330 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
32332 PR middle-end/39308
32333 * graphite.c (graphite_loop_normal_form): Do not call
32334 number_of_iterations_exit from a gcc_assert.
32336 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
32338 * config/s390/s390.c (s390_swap_cmp): Look for conditional
32339 jumps if COND is NULL.
32340 (find_cond_jump): New function.
32341 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
32342 * config/s390/s390.md: Remove z10_cobra attribute value.
32344 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
32346 * config/alpha/alpha.h (alpha_expand_mov): Return false if
32347 force_const_mem returns NULL_RTX.
32349 2009-02-26 Jan Hubicka <jh@suse.cz>
32352 * cgraph.h (varpool_output_debug_info): Remove.
32353 * cgraphunit.c (varpool_output_debug_info): Remove.
32354 * dwarf2out.c (deferred_locations_struct): New struct
32355 (deferred_locations): New type.
32356 (deferred_locations_list): New static var.
32357 (deffer_location): New function.
32358 (gen_variable_die): Use it.
32359 (decls_for_scope): Output info on local static vars.
32360 (dwarf2out_finish): Process deferred locations.
32361 * varpool.c (varpool_output_debug_info): Remove.
32363 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
32365 PR rtl-optimization/39241
32366 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
32367 to subreg_offset_representable_p.
32369 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
32371 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
32372 execute function prototype. Get f and nregs from max_reg_num
32373 and get_insns. Remove the first backward pass as it's dead,
32374 guard the forward pass by flag_expensive_optimizations.
32375 (rest_of_handle_regmove): Delete.
32376 (pass_regmove): Replace it with regmove_optimize.
32378 2009-02-25 Martin Jambor <mjambor@suse.cz>
32380 PR tree-optimization/39259
32381 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
32382 calls_alloca function flags.
32383 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
32384 calls are detected.
32386 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
32388 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
32389 flags_set_1_rtx, flags_set_1_set): Delete.
32390 (regmove_optimize): Do not call mark_flags_life_zones.
32392 2009-02-24 Julian Brown <julian@codesourcery.com>
32395 * config/arm/arm.c (require_pic_register): Only set
32396 cfun->machine->pic_reg once per function.
32398 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
32400 * doc/invoke.texi (Link Options): Document an easier way to pass
32401 options that take arguments to the GNU linker using -Xlinker and -Wl.
32403 2009-02-24 Steve Ellcey <sje@cup.hp.com>
32406 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
32408 2009-02-24 Richard Guenther <rguenther@suse.de>
32411 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
32413 2009-02-24 Richard Guenther <rguenther@suse.de>
32414 Zdenek Dvorak <ook@ucw.cz>
32416 PR tree-optimization/39233
32417 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
32418 from converting them to a generic type.
32420 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
32422 PR tree-optimization/39260
32423 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
32424 contains a condition with a real type.
32425 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
32427 2009-02-23 Jason Merrill <jason@redhat.com>
32430 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
32431 narrowing_initializer_constant_valid_p.
32432 (narrowing_initializer_constant_valid_p): Don't return
32433 null_pointer_node for adding a pointer to itself.
32435 2009-02-23 Jan Hubicka <jh@suse.cz>
32438 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
32441 2009-02-23 Jan Hubicka <jh@suse.cz>
32443 PR tree-optimization/37709
32444 * tree.c (block_ultimate_origin): Move here from dwarf2out.
32445 * tree.h (block_ultimate_origin): Declare.
32446 * dwarf2out.c (block_ultimate_origin): Move to tree.c
32447 * tree-ssa-live.c (remove_unused_scope_block_p):
32448 Eliminate blocks containig no instructions nor live variables nor
32450 (dump_scope_block): New function.
32451 (remove_unused_locals): Enable removal of dead blocks by default;
32452 enable dumping at TDF_DETAILS.
32454 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
32456 * config/i386/i386.c (classify_argument): Don't allow COImode
32458 (function_arg_advance_32): Don't allow OImode.
32459 (function_arg_32): Likewise.
32460 (function_value_32): Likewise.
32461 (return_in_memory_32): Likewise.
32462 (function_arg_64): Remove OImode comment.
32464 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
32467 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
32468 ix86_expand_vector_set for V4DImode in 64bit mode only.
32469 (ix86_expand_vector_init_one_var): Likewise.
32471 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
32473 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
32475 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
32478 * loop-iv.c: Revert last change.
32479 * emit-rtl.c: Likewise.
32481 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
32484 * config/i386/i386.c (type_natural_mode): Remove an extra
32485 space in the warning message.
32486 (function_value_32): Handle 32-byte vector modes.
32487 (return_in_memory_32): Likewise.
32489 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
32491 * loop-iv.c (truncate_value): New function.
32492 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
32494 (lowpart_subreg): Move to...
32495 * emit-rtl.c: ...here.
32497 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
32499 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
32500 accidental and undocumented change at revision 140860.
32502 2009-02-21 Joseph Myers <joseph@codesourcery.com>
32504 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
32505 take gimple_seq * arguments.
32506 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
32507 types_compatible_p langhook.
32509 2009-02-20 Mark Mitchell <mark@codesourcery.com>
32510 Joseph Myers <joseph@codesourcery.com>
32512 * config/arm/arm.c (arm_builtin_va_list): New function.
32513 (arm_expand_builtin_va_start): Likewise.
32514 (arm_gimplify_va_arg_expr): Likewise.
32515 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
32516 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
32517 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
32518 (va_list_type): New variable.
32519 (arm_mangle_type): Mangle va_list_type appropriately.
32521 2009-02-20 Jakub Jelinek <jakub@redhat.com>
32523 PR middle-end/39157
32524 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
32525 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
32526 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
32527 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
32528 parameter to 1000 for -O1 by default.
32529 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
32531 * loop-invariant.c: Include params.h.
32532 (move_loop_invariants): Don't call move_single_loop_invariants on
32535 2009-02-20 Jaka Mocnik <jaka@xlab.si>
32537 * calls.c (emit_library_call_value_1): Use slot_offset instead of
32538 offset when calculating bounds for indexing stack_usage_map. Fixes
32539 a buffer overflow with certain target setups.
32541 2009-02-20 Jakub Jelinek <jakub@redhat.com>
32544 * calls.c (expand_call): Clear try_tail_call if caller and callee
32545 disagree in promotion of function return value.
32547 2009-02-19 Jakub Jelinek <jakub@redhat.com>
32550 * c-common.c (c_determine_visibility): If visibility changed and
32551 DECL_RTL has been already set, call make_decl_rtl to update symbol
32554 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
32557 * varasm.c (assemble_variable): Don't check DECL_NAME when
32558 globalizing a variable.
32560 2009-02-19 Joseph Myers <joseph@codesourcery.com>
32563 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
32564 expression before any __builtin_trap call.
32565 * c-typeck.c (build_function_call): Convert and check function
32566 arguments before generating a call to a trap. Evaluate the
32567 function arguments before the trap.
32569 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
32572 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
32573 (UNSPEC_FXAM_MEM): New unspec.
32574 (fxam<mode>2_i387_with_temp): New insn and split pattern.
32575 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
32576 memory using fxam<mode>2_i387_with_temp to remove excess precision.
32578 2009-02-19 Richard Guenther <rguenther@suse.de>
32580 PR tree-optimization/39207
32581 PR tree-optimization/39074
32582 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
32583 storedanything_tree): New.
32584 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
32585 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
32586 (build_succ_graph): Add edges from STOREDANYTHING to all
32588 (init_base_vars): Initialize STOREDANYTHING.
32589 (compute_points_to_sets): Free substitution info after
32590 building the succ graph.
32591 (ipa_pta_execute): Likewise.
32593 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
32595 (do_ds_constraint): Do not add to special var or non-pointer
32597 (type_could_have_pointers): Split out from ...
32598 (could_have_pointers): ... here. For arrays use the element type.
32599 (create_variable_info_for): Initialize may_have_pointers.
32600 (new_var_info): Likewise.
32601 (handle_lhs_call): Make the HEAP variable unknown-sized.
32602 (intra_create_variable_infos): Use a type with pointers for
32603 PARM_NOALIAS, make it unknown-sized.
32605 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
32608 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
32610 2009-02-18 Jason Merrill <jason@redhat.com>
32613 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
32614 value if DECL_EXTERNAL.
32615 * tree-sra.c (sra_walk_gimple_assign): Likewise.
32616 * target.h (gcc_target::binds_local_p): Clarify "module".
32617 * tree.h (TREE_PUBLIC): Clarify "module".
32619 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
32622 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
32623 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
32625 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
32628 * c.opt (Wabi): Support C and ObjC.
32631 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
32633 * config/i386/i386.c (classify_argument): Warn once about the ABI
32634 change when passing union with long double.
32636 * doc/invoke.texi: Update -Wabi for warning psABI changes.
32638 2009-02-18 Joseph Myers <joseph@codesourcery.com>
32641 * c-parser.c (c_parser_compound_statement): Always enter and leave
32644 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
32647 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
32649 2009-02-18 Jakub Jelinek <jakub@redhat.com>
32651 PR tree-optimization/36922
32652 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
32653 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
32656 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
32658 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
32661 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
32663 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
32665 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
32667 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
32670 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
32671 Richard Sandiford <rdsandiford@googlemail.com>
32673 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
32674 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
32675 (loongson_biadd): ...this.
32677 2009-02-17 Richard Guenther <rguenther@suse.de>
32679 PR tree-optimization/39202
32680 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
32681 a var make sure to follow existing collapses.
32683 2009-02-17 Richard Guenther <rguenther@suse.de>
32685 PR middle-end/39214
32686 * langhooks.c (lhd_print_error_function): Check for NULL block.
32688 2009-02-17 Richard Guenther <rguenther@suse.de>
32690 PR tree-optimization/39204
32691 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
32694 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
32696 * config/soft-fp/double.h: Update from glibc CVS.
32698 2009-02-17 Richard Guenther <rguenther@suse.de>
32700 PR tree-optimization/39207
32701 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
32702 strict-aliasing warnings for pointers pointing to NULL.
32704 2009-02-16 Joseph Myers <joseph@codesourcery.com>
32707 * c-parser.c (c_parser_braced_init): Call pop_init_level when
32708 skipping until next close brace.
32710 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
32713 * config/i386/i386.c (ix86_expand_push): Set memory alignment
32714 to function argument boundary.
32716 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
32718 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
32719 in the lea_add. Reload eventually constraints it properly.
32720 * config/picochip/constraints.md: Remove the target constraint
32721 "b", since it is not needed anymore.
32723 2009-02-16 Jakub Jelinek <jakub@redhat.com>
32725 * gthr-dce.h: Uglify function parameter and local variable names.
32726 * gthr-gnat.h: Likewise.
32727 * gthr-mipssde.h: Likewise.
32728 * gthr-nks.h: Likewise.
32729 * gthr-posix95.h: Likewise.
32730 * gthr-posix.h: Likewise.
32731 * gthr-rtems.h: Likewise.
32732 * gthr-single.h: Likewise.
32733 * gthr-solaris.h: Likewise.
32734 * gthr-tpf.h: Likewise.
32735 * gthr-vxworks.h: Likewise.
32736 * gthr-win32.h: Likewise.
32738 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
32741 * config/i386/i386.md: Restrict the new peephole2 to move
32742 between MMX/SSE registers.
32744 2009-02-15 Richard Guenther <rguenther@suse.de>
32747 2009-02-13 Richard Guenther <rguenther@suse.de>
32749 * configure.ac: Enable LFS.
32750 * configure: Re-generate.
32751 * config.in: Likewise.
32753 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32755 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
32756 spu_srqwbyte, spu_srqwbytebc): Define.
32757 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
32758 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
32759 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
32760 "shrqby_<mode>"): New insn-and-split patterns.
32761 * config/spu/spu.c (expand_builtin_args): Determine and return
32762 number of operands using spu_builtin_description data.
32763 (spu_expand_builtin_1): Use it.
32765 2009-02-13 Steve Ellcey <sje@cup.hp.com>
32768 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
32771 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32774 * config/i386/i386.c (override_options): Correct warning
32775 messages for -malign-loops, -malign-jumps and -malign-functions.
32777 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32780 * config/i386/i386.md: Restrict the new peephole2 to move
32781 between the general purpose registers.
32783 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
32786 * config/i386/i386.c (type_natural_mode): Add a new argument.
32787 Return the original mode and warn ABI change if vector size is 32byte.
32788 (function_arg_advance): Updated.
32789 (function_arg): Likewise.
32790 (ix86_function_value): Likewise.
32791 (ix86_return_in_memory): Likewise.
32792 (ix86_sol10_return_in_memory): Likewise.
32793 (ix86_gimplify_va_arg): Likewise.
32794 (function_arg_32): Don't warn ABX ABI change here.
32795 (function_arg_64): Likewise.
32797 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
32799 * loop-iv.c (implies_p): In the final case, test that operands 0
32800 of the two comparisons match.
32802 * config/bfin/bfin.c (find_prev_insn_start): New function.
32803 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
32804 (find_next_insn_start): Move.
32806 2009-02-13 Richard Guenther <rguenther@suse.de>
32808 * configure.ac: Enable LFS.
32809 * configure: Re-generate.
32810 * config.in: Likewise.
32812 2009-02-13 Joseph Myers <joseph@codesourcery.com>
32815 * c-parser.c (c_parser_parms_list_declarator): Discard pending
32816 sizes on syntax error after some arguments have been parsed.
32818 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32820 * doc/invoke.texi (-fira): Remove.
32822 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32824 * caller-save.c: Replace regclass.c with reginfo.c in comments.
32825 * recog.c: Likewise.
32828 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
32830 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
32831 (umul_ppmm): Likewise.
32832 (count_leading_zeros): Likewise.
32833 (count_trailing_zeros): Likewise.
32834 (UMUL_TIME): Likewise.
32836 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32838 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
32839 soft-fp/t-softfp to tmake_file.
32841 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
32842 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
32843 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
32844 IA64_BUILTIN_INFQ]: New.
32845 (ia64_init_builtins): Initialize __builtin_infq,
32846 __builtin_fabsq and __builtin_copysignq if not HPUX.
32847 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
32848 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
32850 * config/ia64/lib1funcs.asm (__divtf3): Define only if
32852 (__fixtfti): Likewise.
32853 (__fixunstfti): Likewise.
32854 (__floattitf): Likewise.
32856 * config/ia64/libgcc-glibc.ver: New.
32857 * config/ia64/t-fprules-softfp: Likewise.
32858 * config/ia64/sfp-machine.h: Likewise.
32860 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
32861 (LIBGCC2_TF_CEXT): Likewise.
32862 (TF_SIZE): Likewise.
32863 (TARGET_INIT_LIBFUNCS): Likewise.
32865 * config/ia64/t-glibc (SHLINB_MAPFILES):
32866 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
32868 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
32870 * config/i386/i386.c (construct_container): Rewrite processing
32871 BLKmode with X86_64_SSE_CLASS.
32873 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
32876 * config/i386/i386.md: Replace simplify_replace_rtx with
32877 replace_rtx in the new peephole2.
32879 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
32881 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
32882 loop unrolling do not happen at -O2.
32884 2009-02-12 Michael Matz <matz@suse.de>
32886 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
32888 2009-02-12 Jakub Jelinek <jakub@redhat.com>
32890 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
32893 2009-02-12 Ben Elliston <bje@au.ibm.com>
32895 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
32896 patterns when updating the back chain. Missed in the 2009-02-10
32899 2009-02-11 Janis Johnson <janis187@us.ibm.com>
32901 * doc/extend.texi (Decimal Floating Types): Update identifier of
32902 draft TR and list of missing support.
32904 2009-02-11 Jakub Jelinek <jakub@redhat.com>
32906 PR middle-end/39154
32907 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
32908 bit to variable length decl's flags, add it also to its
32909 pointer replacement variable.
32911 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
32912 Jakub Jelinek <jakub@redhat.com>
32915 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
32916 (memory_blockage): New expander.
32917 (*memory_blockage): New insn pattern.
32918 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
32919 instead of general blockage at the end of function prologue when
32920 frame pointer is used to access red zone area. Do not emit blockage
32921 when profiling, it is emitted in generic code.
32922 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
32923 function epilogue when frame pointer is used to access red zone area.
32925 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
32928 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
32929 by arithmetic with memory operands.
32930 * config/i386/predicates.md (commutative_operator): New.
32932 2009-02-10 Janis Johnson <janis187@us.ibm.com>
32934 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
32937 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
32939 * alias.h (record_alias_subset): Declare.
32940 * alias.c (record_alias_subset): Make global.
32942 2009-02-10 Nick Clifton <nickc@redhat.com>
32944 * tree-parloops.c: Change license to GPLv3.
32945 * ipa-struct-reorg.c: Change license to GPLv3.
32946 * ipa-struct-reorg.h: Change license to GPLv3.
32948 2009-02-10 Steve Ellcey <sje@cup.hp.com>
32951 * c-decl.c (start_struct): Return NULL on error.
32953 2009-02-10 Jakub Jelinek <jakub@redhat.com>
32955 PR middle-end/39124
32956 * cfgloopmanip.c (remove_path): Call remove_bbs after
32957 cancel_loop_tree, not before it.
32960 * function.h (struct function): Add has_local_explicit_reg_vars bit.
32961 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
32962 VAR_DECLs were seen.
32963 * tree-ssa-live.c (remove_unused_locals): Recompute
32964 cfun->has_local_explicit_reg_vars.
32965 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
32966 copies or clearings if cfun->has_local_explicit_reg_vars.
32968 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
32971 * config/i386/i386.c (expand_prologue): Emit blockage at the end
32972 of function prologue when frame pointer is used to access
32975 2009-02-10 Richard Guenther <rguenther@suse.de>
32977 PR middle-end/39127
32978 * gimplify.c (gimple_regimplify_operands): Always look if
32979 we need to create a temporary.
32981 2009-02-10 Richard Guenther <rguenther@suse.de>
32983 PR tree-optimization/39132
32984 * tree-loop-distribution.c (todo): New global var.
32985 (generate_memset_zero): Trigger TODO_rebuild_alias.
32986 (tree_loop_distribution): Return todo.
32988 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
32991 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
32992 (x86_64_reg_class_name): Removed.
32993 (classify_argument): Return 0 if bytes > 32. Return 0 if the
32994 first one isn't X86_64_SSE_CLASS or any other ones aren't
32995 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
32996 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
32997 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
32998 and 3 X86_64_SSEUP_CLASS.
32999 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
33000 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
33002 2009-02-10 Ben Elliston <bje@au.ibm.com>
33004 * config/rs6000/rs6000.md (allocate_stack): Always use an update
33005 form instruction to update the stack back chain word, even if the
33006 user has disabled the generation of update instructions.
33007 (movdi_<mode>_update_stack): New.
33008 (movsi_update_stack): Likewise.
33009 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
33010 always use an update form instruction to update the stack back
33013 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
33015 PR middle-end/38953
33016 * graphite.c (if_region_set_false_region): After moving a region in
33017 the false branch of a condition, remove the empty dummy basic block.
33018 (gloog): Remove wrong fix for PR38953.
33020 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
33022 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
33023 generation due to implicit sign extension.
33025 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
33027 PR middle-end/38981
33028 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
33029 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
33031 2009-02-09 Richard Guenther <rguenther@suse.de>
33033 PR middle-end/35202
33034 * convert.c (convert_to_real): Disable (float)fn((double)x)
33035 to fnf(x) conversion if errno differences may occur and
33036 -fmath-errno is set.
33038 2009-02-07 Anatoly Sokolov <aesok@post.ru>
33040 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
33041 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
33042 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
33044 2009-02-06 Joseph Myers <joseph@codesourcery.com>
33047 * c-common.c (handle_alias_attribute): Disallow attribute for
33048 anything not a FUNCTION_DECL or VAR_DECL.
33050 2009-02-06 Janis Johnson <janis187@us.ibm.com>
33053 * real.c (do_compare): Special-case compare of zero against
33054 decimal float value.
33056 2009-02-06 Joseph Myers <joseph@codesourcery.com>
33059 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
33060 as indicating flexible array members unless the field itself is
33061 being declarared as the incomplete array.
33063 2009-02-06 Jan Hubicka <jh@suse.cz>
33065 PR tree-optimization/38844
33066 * ipa-inline.c (try_inline): Stop inlining recursion when edge
33067 is already inlined.
33069 2009-02-06 Richard Guenther <rguenther@suse.de>
33071 PR middle-end/38977
33072 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
33073 fork because we may expand it as __gcov_fork.
33075 2009-02-06 Nick Clifton <nickc@redhat.com>
33077 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
33079 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
33081 PR tree-optimization/35659
33082 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
33083 vn_phi_eq): Shortcut if hashcode does not match.
33084 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
33086 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
33087 and avoid iterative_hash_expr.
33088 (FOR_EACH_VALUE_ID_IN_SET): New.
33089 (value_id_compare): Remove.
33090 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
33091 sort expressions by value id.
33093 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
33096 * config/sh/predicates.md (general_movsrc_operand): Don't check
33097 the subreg of system registers here.
33099 2009-02-05 Jakub Jelinek <jakub@redhat.com>
33102 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
33103 on the copied decl.
33105 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
33107 PR rtl-optimization/39110
33108 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
33109 addresses, not aligned ones.
33111 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
33112 Richard Guenther <rguenther@suse.de>
33114 PR tree-optimization/39100
33115 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
33116 comment says and add edges.
33118 2009-02-05 Joseph Myers <joseph@codesourcery.com>
33121 * c-common.c (handle_tls_model_attribute): Ignore attribute for
33122 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
33124 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
33126 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
33127 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
33128 register_bb_in_sese, new_sese, free_sese): Moved.
33129 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
33130 outermost_loop_in_scop, build_scop_iteration_domain,
33131 expand_scalar_variables_ssa_name, get_vdef_before_scop,
33132 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
33133 Use loop_in_sese_p instead of loop_in_scop_p.
33134 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
33135 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
33136 (scopdet_basic_block_info): Fix bug in scop detection.
33137 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
33138 eq_loop_to_cloog_loop): Remove.
33139 (nb_loops_around_loop_in_scop, nb_loop
33140 ref_nb_loops): Moved here...
33141 * graphite.h (ref_nb_loops): ... from here.
33142 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
33143 (loop_domain_dim, loop_iteration_vector_dim): Remove.
33144 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
33146 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
33147 Hans-Peter Nilsson <hp@axis.com>
33149 PR rtl-optimization/37889
33150 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
33151 Move offset handling from PLUS to before the switch. Use new
33152 arguments when considering SYMBOL_REFs too.
33153 (rtx_addr_can_trap_p): Pass dummy offset and size.
33154 (enum may_trap_p_flags): Remove.
33155 (may_trap_p_1): Pass size from MEM_SIZE.
33157 PR rtl-optimization/38921
33158 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
33159 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
33160 * rtlanal.c (may_trap_after_code_motion_p): Delete.
33161 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
33163 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
33165 AVX Programming Reference (January, 2009)
33166 * config/i386/sse.md (*vpclmulqdq): New.
33168 2009-02-04 Jakub Jelinek <jakub@redhat.com>
33170 PR tree-optimization/38977
33171 PR gcov-profile/38292
33172 * calls.c (special_function_p): Disregard __builtin_ prefix.
33174 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
33176 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
33177 non-indexable addresses even before reload.
33179 2009-02-03 Joseph Myers <joseph@codesourcery.com>
33182 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
33183 as having variable size. Do not give an error for unnamed
33184 parameters with [*] declarators. Give a warning for type names
33185 with [*] declarators and mark them as variable size.
33186 * c-parser.c (c_parser_sizeof_expression): Do not give an error
33187 for sizeof applied to [*] type names.
33189 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
33192 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
33194 2009-02-03 Jakub Jelinek <jakub@redhat.com>
33196 * gcc.c (process_command): Update copyright notice dates.
33197 * gcov.c (print_version): Likewise.
33198 * gcov-dump.c (print_version): Likewise.
33199 * mips-tfile.c (main): Likewise.
33200 * mips-tdump.c (main): Likewise.
33202 2009-02-03 Joseph Myers <joseph@codesourcery.com>
33205 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
33206 for composite type involving a zero-length array type.
33208 2009-02-03 Jakub Jelinek <jakub@redhat.com>
33211 * function.c (match_asm_constraints_1): Skip over
33212 initial optional % in the constraint.
33214 PR inline-asm/39059
33215 * c-parser.c (c_parser_postfix_expression): If fixed point is not
33216 supported, don't accept FIXED_CSTs.
33217 * c-decl.c (finish_declspecs): Error if fixed point is not supported
33218 and _Sat is used without _Fract/_Accum. Set specs->type to
33219 integer_type_node for cts_fract/cts_accum if fixed point is not
33222 2009-02-02 Catherine Moore <clm@codesourcery.com>
33224 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
33226 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
33228 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
33229 (ABI_HAS_64BIT_SYMBOLS): Use it.
33230 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
33232 2009-02-02 Paul Brook <paul@codesourcery.com>
33234 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
33236 2009-02-02 Jakub Jelinek <jakub@redhat.com>
33238 PR inline-asm/39058
33239 * recog.h (asm_operand_ok): Add constraints argument.
33240 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
33241 recurse on matching constraint.
33242 (check_asm_operands): Pass constraints as 3rd argument to
33243 asm_operand_ok. Don't look up matching constraint here.
33244 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
33247 2009-02-02 Ben Elliston <bje@au.ibm.com>
33249 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
33250 TARGET_NARROW_VOLATILE_BITFIELD macro names.
33252 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33254 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
33255 information. Remove some obsolete information. Reorganize.
33257 * config/pa/fptr.c: Revert license to GPL 2.
33258 * config/pa/milli64.S: Likewise.
33260 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
33263 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
33264 LIBRARY name in, instead of hard-coding it.
33265 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
33266 extra target make frag to tmake_files according to EH model.
33267 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
33268 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
33269 frags that define makefile variable EH_MODEL appropriately.
33270 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
33271 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
33272 to "-sjlj" according to type of EH configured.
33273 (LIBGCC_SONAME): Concatenate it to shared library base name.
33274 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
33275 to "_sjlj" according to type of EH configured.
33276 (LIBGCC_SONAME): Concatenate it to shared library base name.
33277 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
33278 (SHLIB_LINK): Add missing semicolon to if-else construct.
33279 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
33280 string value of "pe_dll" command-line option.
33281 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
33282 (SHLIB_SONAME): Use it when overriding t-cygming default.
33283 (SHLIB_IMPLIB): Override t-cygming default.
33284 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
33285 string value of "pe_dll" command-line option.
33287 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
33290 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
33291 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
33293 2009-01-31 Richard Guenther <rguenther@suse.de>
33295 PR tree-optimization/38937
33296 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
33297 computing the transitive closure.
33299 2009-01-30 Richard Guenther <rguenther@suse.de>
33301 PR tree-optimization/39041
33302 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
33303 Propagate variable indices only if the types match for this stmt.
33305 2009-01-30 Jakub Jelinek <jakub@redhat.com>
33308 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
33309 inline but never defined.
33311 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
33313 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
33314 (*insv_h_di_reg_extimm): New insn.
33315 (*insv_l<mode>_reg_extimm): New insn.
33317 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
33319 * config/picochip/picochip.c (flag_conserve_stack): set
33320 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
33321 fconserve-stack. Reduce call-overhead used by inliner.
33323 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
33326 * common.opt (flag_conserve_stack): Initialised to zero.
33328 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
33331 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
33332 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
33335 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
33337 * ira-color.c (allocno_reload_assign): Update comments.
33338 * regmove.c (regmove_optimize): Likewise.
33342 2009-01-29 Robert Millan <rmh@aybabtu.com>
33344 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
33345 * config/i386/kopensolaris-gnu.h: New file. Undefine
33346 `MD_UNWIND_SUPPORT'.
33347 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
33349 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
33351 PR tree-optimization/39007
33352 * tree-loop-distribution.c (generate_builtin): Use
33353 recompute_dominator to compute the immediate dominator of the
33354 basic block just after the loop.
33356 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
33358 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
33359 (ASM_OUTPUT_DWARF_PCREL): Define.
33361 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
33363 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
33364 * doc/passes.texi: Remove entries about regclass, local-alloc, and
33365 global. Modify entries about regmove and IRA.
33367 * ra-conflict.c: Remove the file.
33369 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
33371 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
33372 (pass_regclass_init): Rename to pass_reginfo_init.
33374 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
33376 * toplev.h (flag_ira): Remove.
33378 * caller-save.c (setup_save_areas): Remove flag_ira.
33380 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
33382 * global.c: Remove the file.
33384 * opts.c (decode_options): Remove flag_ira.
33386 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
33388 * regmove.c: Modify file description.
33389 (find_use_as_address, try_auto_increment): Define them only if
33390 AUTO_INC_DEC is defined.
33391 (replacement_quality, replace_in_call_usage, fixup_match_1,
33392 stable_and_no_regs_but_for_p): Remove.
33393 (reg_set_in_bb): Make it static.
33394 (regmove_optimize): Remove flag_ira and code which worked for
33397 * local-alloc.c: Remove the file.
33399 * common.opt (fira): Remove.
33401 * ira.c: Include except.h.
33402 (eliminable_regset): Move from global.c.
33403 (mark_elimination): Ditto. Remove flag_ira.
33404 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
33405 equiv_mem_modified, validate_equiv_mem_from_store,
33406 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
33407 contains_replace_regs, memref_referenced_p, memref_used_between_p,
33408 no_equiv, recorded_label_ref): Move from local-alloc.c.
33409 (update_equiv_regs): Ditto. Make it static.
33410 (print_insn_chain, print_insn_chains): Move it from global.c.
33411 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
33412 (build_insn_chain): Ditto. Make it static.
33413 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
33414 Rename to init_live_subregs.
33415 (gate_ira): Remove flag_ira.
33417 * regclass.c: Rename reginfo.c. Change file description.
33418 (FORBIDDEN_INC_DEC_CLASSES): Remove.
33419 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
33420 (init_reg_sets_1): Remove code for evaluation of
33421 reg_class_superclasses and losing_caller_save_reg_set.
33422 (init_regs): Remove init_reg_autoinc.
33423 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
33424 ok_for_base_p_nonstrict): Remove.
33425 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
33426 (pass_regclass_init): Rename to pass_reginfo_init. Modify
33427 corresponding entries.
33428 (dump_regclass, record_operand_costs, scan_one_insn,
33429 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
33430 record_address_regs, auto_inc_dec_reg_p): Remove.
33431 (gt-regclass.h): Rename to gt-reginfo.h.
33433 * rtl.h (dump_global_regs, retry_global_alloc,
33434 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
33436 * Makefile.in (RA_H): Remove.
33437 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
33438 Rename regclass.o to reginfo.o.
33439 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
33441 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
33442 (GTFILES): Rename regclass.c to reginfo.c.
33444 * passes.c (init_optimization_passes): Remove pass_local_alloc and
33445 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
33447 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
33448 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
33450 (finish_spills): Ditto. Remove code for !flag_ira.
33452 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
33454 PR middle-end/35854
33455 * doc/invoke.texi (rtl debug options): Complete rewrite.
33456 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
33458 * mode-switching.c (pass_mode_switching): Rename pass from
33459 "mode-sw" to "mode_sw".
33460 * except.c (pass_convert_to_eh_ranges): Rename pass from
33461 "eh-ranges" to "eh_ranges".
33462 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
33466 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
33467 Alexander Monakov <amonakov@ispras.ru>
33469 PR middle-end/38857
33470 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
33472 (move_exprs_to_boundary): Change return type and pass through
33473 should_move from move_op. Relax assert. Update usage ...
33474 (schedule_expr_on_boundary): ... here. Use should_move instead of
33476 (move_op_orig_expr_found): Indicate that insn was disconnected from
33478 (code_motion_process_successors): Do not call after_merge_succs
33479 callback if original expression was not found when traversing any of
33481 (code_motion_path_driver): Change return type. Update prototype.
33482 (move_op): Update comment. Add a new parameter (should_move). Update
33483 prototype. Set *should_move based on indication provided by
33484 move_op_orig_expr_found.
33486 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
33488 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
33489 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
33490 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
33491 * config/rs6000/rs6000.c (rs6000_override_options): Default
33492 avoid-indexed-addresses on for Power6, off for everything else.
33493 (avoiding_indexed_address_p): New function.
33494 (rs6000_legitimize_address): Use it.
33495 (rs6000_legitimate_address): Likewise.
33496 * config/rs6000/rs6000.md (movXX_updateX): Likewise
33498 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
33500 PR tree-optimization/38997
33501 * tree-loop-distribution.c (generate_memset_zero): Use
33502 POINTER_PLUS_EXPR for a pointer addition.
33504 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
33506 * config/s390/s390.md (bswap<mode>2): New pattern added.
33508 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
33510 * config/s390/s390.md (*tls_load_31): Added type attribute.
33512 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
33514 * config/s390/s390.md: Fix a few comments.
33516 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
33518 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
33519 (*tm<mode>_full): Fixed z10prop attribute.
33520 (*tst<mode>_extimm): Fixed z10prop attribute.
33521 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
33522 (*tstqiCCT_cconly): Fixed z10prop attribute.
33523 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
33524 (*movsi_larl): Fixed z10prop attribute.
33525 (*movsi_zarch): Fixed z10prop attribute.
33526 (*movsi_eas): Fixed z10prop attribute.
33527 (*movhi): Fixed z10prop attribute.
33528 (*movqi): Fixed z10prop attribute.
33529 (*movstrictqi): Fixed z10prop attribute.
33530 (*mov<mode>): Fixed z10prop attribute.
33531 (*movcc): Fixed z10prop attribute.
33532 (*sethighpartdi_64): Fixed z10prop attribute.
33533 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
33534 (*negdi2_sign_cc): Fixed z10prop attribute.
33535 (*negdi2_sign): Fixed z10prop attribute.
33536 (*absdi2_sign_cc): Fixed z10prop attribute.
33537 (*absdi2_sign): Fixed z10prop attribute.
33538 (*negabsdi2_sign_cc): Fixed z10prop attribute.
33539 (*negabsdi2_sign): Fixed z10prop attribute.
33540 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
33541 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
33542 (doloop_si64): Fixed z10prop attribute.
33543 (doloop_si31): Fixed z10prop attribute.
33544 (doloop_long): Fixed z10prop attribute.
33545 (indirect_jump): Fixed z10prop attribute.
33546 (nop): Fixed z10prop attribute.
33547 (main_base_64): Fixed z10prop attribute.
33548 (reload_base_64): Fixed z10prop attribute.
33550 2009-01-28 Jakub Jelinek <jakub@redhat.com>
33552 PR rtl-optimization/38740
33553 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
33555 * config/mips/mips.c (mips_reorg): Likewise.
33557 2009-01-28 Richard Guenther <rguenther@suse.de>
33559 PR tree-optimization/38926
33560 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
33561 with the correct value id to a value.
33562 (do_regular_insertion): Use the value number of edoubleprime
33563 for the value number of the expr.
33566 2008-08-21 Richard Guenther <rguenther@suse.de>
33568 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
33569 a PHI ask VN if it is already available.
33570 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
33571 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
33573 2009-01-28 Jakub Jelinek <jakub@redhat.com>
33575 PR middle-end/38934
33576 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
33577 set to varying whenever max has TREE_OVERFLOW set, similarly
33578 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
33580 2009-01-28 Richard Guenther <rguenther@suse.de>
33582 PR middle-end/38908
33583 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
33584 uninitialized aggregate uses in call arguments.
33586 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
33588 PR tree-optimization/38984
33589 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
33590 the nothing_id variable if -fno-delete-null-pointer-checks.
33592 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
33595 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
33596 (set_got_offset_rex64): Ditto.
33598 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
33601 * doc/extend.texi: Improve local variable with asm reg.
33603 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
33605 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
33606 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
33607 was not supplied then set warn_packed_bitfield_compat to the
33608 default value of 1.
33609 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
33612 2009-01-27 Richard Guenther <rguenther@suse.de>
33614 PR tree-optimization/38503
33615 * cfgexpand.c (expand_gimple_basic_block): Ignore
33616 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
33617 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
33618 variables that cannot have TBAA applied.
33619 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
33622 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
33624 PR middle-end/38969
33625 * calls.c (initialize_argument_information): Do not wrap complex
33626 arguments in SAVE_EXPR.
33628 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
33630 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
33631 (INSTALL_LIBGCC): Revert typo commit.
33633 2009-01-26 Richard Guenther <rguenther@suse.de>
33635 PR tree-optimization/38745
33636 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
33637 from special handling.
33639 2009-01-26 Richard Guenther <rguenther@suse.de>
33641 PR tree-optimization/38745
33642 * tree-ssa.c (execute_update_addresses_taken): Do not include
33643 variables that cannot possibly be a register in not_reg_needs.
33644 Do not clear TREE_ADDRESSABLE on vars that may not become
33646 * tree-ssa.c (update_alias_info_1): Include those in the set
33647 of addressable vars.
33649 2009-01-26 Richard Guenther <rguenther@suse.de>
33651 PR middle-end/38851
33652 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
33653 * tree-ssa-dse.c: Include langhooks.h
33654 (execute_simple_dse): Remove stores with zero size.
33656 2009-01-24 Jakub Jelinek <jakub@redhat.com>
33659 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
33662 2009-01-24 Julian Brown <julian@codesourcery.com>
33664 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
33665 config/arm/linux-atomic.c.
33666 * config/arm/linux-atomic.c: New.
33668 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
33670 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
33671 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
33672 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
33674 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
33677 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
33680 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
33682 PR tree-optimization/38953
33683 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
33684 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
33685 (gloog): Split the exit of the scop when the scop exit is a loop exit.
33686 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
33689 2009-01-24 Paul Brook <paul@codesourcery.com>
33691 * config/arm/neon.md (neon_type): Move to arm.md.
33692 (neon_mov<VSTRUCT>): Add neon_type attribute.
33693 * config/arm/arm.md (neon_type): Move to here.
33694 (conds): Add "unconditioal" and use as default for NEON insns.
33696 2009-01-24 Ben Elliston <bje@au.ibm.com>
33698 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
33699 void *' warning from -Wc++-compat.
33700 * Makefile.in (dominance.o-warn): Remove.
33702 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
33704 PR tree-optimization/38932
33705 * fold-const.c (fold_unary_ignore_overflow): New.
33706 * tree.h (fold_unary_ignore_overflow): Declare.
33707 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
33708 * tree-ssa-sccvn.c (visit_reference_op_load,
33709 simplify_unary_expression): Likewise.
33711 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
33713 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
33714 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
33715 regardless of their type.
33716 * c-common.c (handle_packed_attribute): Don't ignore packed on
33718 * c.opt (Wpacked-bitfield-compat): New warning option.
33719 * stor-layout.c (place_field): Warn if offset of a field changed.
33720 * doc/extend.texi (packed): Mention the ABI change.
33721 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
33722 (Warning Options): Add it to the list.
33724 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
33726 * c-opts.c (c_common_post_options): Fix a typo in comments.
33728 2009-01-22 Steve Ellcey <sje@cup.hp.com>
33730 PR middle-end/38615
33731 * gimplify.c (gimplify_init_constructor): Fix promotion of const
33732 variables to static.
33733 * doc/invoke.texi (-fmerge-all-constants): Update description.
33735 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
33738 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
33739 (*movdi_1_rex64): Use type "mmx" for alternative 5.
33741 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
33743 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
33745 (LOCAL_ALIGNMENT): Similarly.
33747 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
33748 Joseph Myers <joseph@codesourcery.com>
33750 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
33751 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
33752 * config/arm/arm-tune.md: Regenerate.
33753 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
33756 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
33758 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
33759 version number to five.
33761 2009-01-22 Dodji Seketeli <dodji@redhat.com>
33764 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
33765 * c-common.c (set_underlying_type): Likewise.
33766 (is_typedef_decl ): Likewise
33768 (set_underlying_type): Likewise.
33769 (is_typedef_type): Likewise.
33771 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
33773 PR middle-end/38587
33774 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
33777 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
33780 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
33781 (LIBGCC_SPEC): Don't define.
33782 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
33784 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
33786 PR rtl-optimization/38879
33787 * alias.c (base_alias_check): Unaligned access via AND address can
33788 alias all surrounding object types except those with sizes equal
33789 or wider than the size of unaligned access.
33791 2009-01-21 Dodji Seketeli <dodji@redhat.com>
33794 * c-decl.c (clone_underlying_type): Move this ...
33795 * c-common.c (set_underlying_type): ... here.
33796 Also, make sure the function properly sets TYPE_STUB_DECL() on
33797 the newly created typedef variant type.
33798 (is_typedef_decl ): New entry point.
33799 * tree.h: Added a new member member_types_needing_access_check to
33800 struct tree_decl_non_common.
33801 (set_underlying_type): New entry point.
33802 (is_typedef_type): Likewise.
33804 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
33806 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
33807 Check whether two instructions have memory references that
33808 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
33809 are helper functions for traversing.
33810 * alias.h (insn_alias_sets_confilict_p): New prototypes.
33811 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
33812 not to draw dependency edge for instructions with non-conflicting
33815 2009-01-20 Joseph Myers <joseph@codesourcery.com>
33818 * longlong.h: Update copyright years. Use soft-fp license notice.
33819 Sync __clz_tab declaration with glibc.
33821 2009-01-20 Steve Ellcey <sje@cup.hp.com>
33824 * doc/extend.texi (syscall_linkage): New.
33825 (version_id): Modify.
33827 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
33828 Richard Guenther <rguenther@suse.de>
33830 PR tree-optimization/38747
33831 PR tree-optimization/38748
33832 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
33833 conversion if the base address is an indirect reference and the
33834 aliasing sets could cause issues.
33836 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33838 * common.opt (fgraphite, fgraphite-identity): Add comment for
33839 explaining why these options are not documented.
33841 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
33843 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
33844 gimple_call_lhs is NULL.
33846 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
33849 * emit-rtl.c (adjust_address_1): Make sure memref is never
33852 2009-01-20 Ben Elliston <bje@au.ibm.com>
33854 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33855 const qualifier from arg parameter. Remove unnecessary cast to char *.
33856 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
33857 const qualifier from arg 2.
33859 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
33861 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
33863 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
33866 * rtl.h (reinit_regs): New prototype.
33867 * regclass.c: Include ira.h.
33868 (reinit_regs): New.
33869 * Makefile.in (regclass.o): Add ira.h.
33870 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
33872 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
33875 * c-common.c (handle_aligned_attribute): Use
33876 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
33877 default alignment value.
33879 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
33881 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
33882 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
33884 * doc/extend.texi: Update __attribute__ ((aligned)). Document
33885 __BIGGEST_ALIGNMENT__.
33887 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
33889 2009-01-18 Richard Guenther <rguenther@suse.de>
33891 PR tree-optimization/38819
33892 * tree-flow.h (operation_could_trap_helper_p): Declare.
33893 * tree-eh.c (operation_could_trap_helper_p): Export.
33894 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
33895 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
33896 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
33897 are about to insert a possibly trapping instruction and fail
33900 2009-01-18 Andreas Schwab <schwab@suse.de>
33902 * doc/install.texi (Configuration): Remove obsolete paragraph
33903 about use of --with-gnu-ld with --with-gnu-as.
33905 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
33907 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
33908 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
33909 Follow spelling conventions.
33911 2009-01-18 Ben Elliston <bje@au.ibm.com>
33913 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
33914 C++ warning about implicit conversion from void * to struct
33916 (bitmap_obstack_free): Likewise for bitmap_element *.
33917 * Makefile.in (bitmap.o-warn): Remove.
33919 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
33921 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
33923 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
33924 Tobias Grosser <tobi.grosser@amd.com>
33926 * graphite.c (graphite_trans_scop_block): Do not block single
33929 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
33931 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
33932 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
33933 test with assertion.
33935 2009-01-16 Richard Guenther <rguenther@suse.de>
33937 PR tree-optimization/38835
33938 PR middle-end/36227
33939 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
33940 and INT + PTR -> (INT)(PTR p+ INT) folding.
33941 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
33943 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
33946 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
33947 the subreg from a lowpart subreg if it is also casting the value.
33949 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33950 Tobias Grosser <tobi.grosser@amd.com>
33952 * graphite.c (compare_prefix_loops): New.
33953 (build_scop_canonical_schedules): Rewritten.
33954 (graphite_transform_loops): Move build_scop_canonical_schedules
33955 after build_scop_iteration_domain.
33957 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
33958 Tobias Grosser <tobi.grosser@amd.com>
33960 * graphite.c (add_conditions_to_domain): Add the loops to
33961 the dimension of the iteration domain. Do copy the domain
33962 only when it exists.
33963 (build_scop_conditions_1): Do not call add_conditions_to_domain.
33964 (add_conditions_to_constraints): New.
33965 (can_generate_code_stmt, can_generate_code): Removed.
33966 (gloog): Do not call can_generate_code.
33967 (graphite_transform_loops): Call add_conditions_to_constraints
33968 after building the iteration domain.
33970 2009-01-16 Jakub Jelinek <jakub@redhat.com>
33972 PR tree-optimization/38789
33973 * tree-ssa-threadedge.c
33974 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
33975 __builtin_constant_p.
33977 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
33979 * dce.c (delete_unmarked_insns): Reversed the order that insns are
33980 examined before deleting them.
33982 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
33984 * function.c (aggregate_value_p): Correctly extract the function
33985 type from CALL_EXPR_FN lookup.
33987 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
33989 * config/picochip/picochip.c (picochip_override_options): Revert
33990 CFI asm flag disable commited previously.
33992 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
33993 Tobias Grosser <tobi.grosser@amd.com>
33994 Jan Sjodin <jan.sjodin@amd.com>
33996 * graphite.c (scan_tree_for_params): On substractions negate
33997 all the coefficients of the term.
33998 (clast_to_gcc_expression_red): New. Handle reduction expressions
33999 of more than two operands.
34000 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
34001 (get_vdef_before_scop): Handle also the case of default definitions.
34003 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
34005 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
34006 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
34007 Also use them when walking CALL_INSN_FUNCTION_USAGE.
34009 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
34010 Joey Ye <joey.ye@intel.com>
34012 PR middle-end/37843
34013 * cfgexpand.c (expand_stack_alignment): Don't update stack
34014 boundary nor check incoming stack boundary here.
34015 (gimple_expand_cfg): Update stack boundary and check incoming
34016 stack boundary here.
34018 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
34020 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
34022 2009-01-14 Jakub Jelinek <jakub@redhat.com>
34024 PR rtl-optimization/38245
34025 * calls.c (expand_call): Add stack arguments to
34026 CALL_INSN_FUNCTION_USAGE even for pure calls (when
34027 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
34028 in regs and partially in memory or BLKmode arguments.
34029 (emit_library_call_value_1): Add stack arguments to
34030 CALL_INSN_FUNCTION_USAGE even for pure calls (when
34031 ACCUMULATE_OUTGOING_ARGS).
34032 * dce.c: Include tm_p.h.
34033 (find_call_stack_args): New function.
34034 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
34036 (mark_insn): Call find_call_stack_args for CALL_Ps.
34037 (prescan_insns_for_dce): Walk insns backwards in bb rather than
34038 forwards. Allocate and free arg_stores bitmap if needed, pass it
34039 down to deletable_insn_p, don't mark stores set in arg_stores
34040 bitmap, clear the bitmap at the beginning of each bb.
34041 * Makefile.in (dce.o): Depend on $(TM_P_H).
34043 2009-01-14 Michael Meissner <gnu@the-meissners.org>
34046 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
34047 to make sure the insn is a conditional test (bug 22599). Reformat a
34050 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
34052 PR middle-end/38431
34053 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
34054 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
34055 (gloog): Do not call cleanup_tree_cfg.
34056 (graphite_transform_loops): Call cleanup_tree_cfg after all
34057 scops have been code generated.
34059 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
34060 * doc/gty.texi (Invoking the garbage collector): Added new node
34061 and section documenting ggc_collect.
34063 2009-01-14 Richard Guenther <rguenther@suse.de>
34065 PR tree-optimization/38826
34066 PR middle-end/38477
34067 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
34068 initialization notes only if we actually emitted a warning.
34069 (intra_create_variable_infos): Add constraints for a result decl
34070 that is passed by hidden reference.
34071 (build_pred_graph): Mark all related variables non-direct on
34074 2009-01-14 Nick Clifton <nickc@redhat.com>
34076 * ira-conflicts.c: Include addresses.h for the definition of
34078 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
34079 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
34081 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
34084 * Makefile.in (ira-lives.o): Add except.h.
34086 * ira-lives.c: Include except.h.
34087 (process_bb_node_lives): Process can_throw_internal.
34089 2009-01-13 Jakub Jelinek <jakub@redhat.com>
34091 PR rtl-optimization/38774
34092 * combine.c (simplify_set): When undoing cc_use change, don't do
34093 PUT_CODE on the newly created comparison, but instead put back the
34096 2009-01-13 Joseph Myers <joseph@codesourcery.com>
34098 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
34099 values. Remove duplicate arm8 entry.
34101 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
34103 PR tree-optimization/38786
34104 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
34105 the SSA_NAME case of expand_scalar_variables_expr.
34106 Set the type of an expression to the type of its assign statement.
34107 (expand_scalar_variables_expr): Also gather the scalar computation
34108 used to index the memory access. Do not pass loop_p.
34109 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
34110 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
34111 the gimple_stmt_iterator where it inserts new code.
34112 Do not pass loop_p.
34113 (copy_bb_and_scalar_dependences): Do not pass loop_p.
34114 (translate_clast): Update call to copy_bb_and_scalar_dependences.
34116 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
34118 * graphite.h (debug_value): Removed.
34119 * graphite.c (debug_value): Removed.
34121 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
34123 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
34124 ldrd/strd with two 32-bit instructions.
34126 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
34128 * config/arm/arm.c (struct processors): Pass for speed down into
34129 cost helper functions.
34130 (const_ok_for_op): Handle COMPARE and inequality nodes.
34131 (arm_rtx_costs_1): Rewrite.
34132 (arm_size_rtx_costs): Update prototype.
34133 (arm_rtx_costs): Pass speed down to helper functions.
34134 (arm_slowmul_rtx_costs): Rework cost calculations.
34135 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
34136 (arm_9e_rtx_costs): Likewise.
34138 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
34140 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
34141 relocations of local symbols wider than UNITS_PER_WORD are not valid.
34142 (alpha_legitimize_address): Do not split local symbols wider than
34143 UNITS_PER_WORD into HIGH/LO_SUM parts.
34145 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
34148 * gcc.c (process_command): Replace call to execvp with calls
34149 to pex_one and exit.
34151 2009-01-03 Anatoly Sokolov <aesok@post.ru>
34154 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
34155 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
34156 variant for devices with 3-byte PC.
34157 (__tablejump_elpm__): New.
34159 2009-01-12 Jakub Jelinek <jakub@redhat.com>
34162 * c-parser.c (c_parser_postfix_expression): Allow `->' in
34163 offsetof member-designator, handle it as `[0].'.
34165 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
34167 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
34168 function when not using named sections on targets with named sections
34169 if branch distance is less than 262132.
34171 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
34173 * combine.c (combine_instructions): Recompute
34174 optimize_this_for_speed_p for each BB in the main combine loop.
34176 2009-01-12 Tomas Bily <tbily@suse.cz>
34179 * tree-loop-distribution.c (prop_phis): New function.
34180 (generate_builtin): Call prop_phis.
34182 2009-01-12 Jakub Jelinek <jakub@redhat.com>
34184 PR tree-optimization/38807
34185 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
34186 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
34188 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
34190 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
34191 subreg of op0 to the original op0.
34193 2009-01-11 Laurent GUERBY <laurent@guerby.net>
34195 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
34197 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
34200 * mips-tfile.c (parse_def): Fix parsing of def strings
34201 starting with digits.
34203 2009-01-10 Jakub Jelinek <jakub@redhat.com>
34206 * config/arm/arm.c (arm_is_long_call_p): Don't call
34207 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
34209 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
34211 * regrename.c (regrename_optimize): Fix dumping.
34212 (find_oldest_value_reg): Preserve REG_POINTER.
34213 (copy_hardreg_forward_1): Likewise.
34215 2009-01-09 Diego Novillo <dnovillo@google.com>
34217 * gimple.h (struct gimple_statement_base) <uid>: Document
34218 the restrictions on its use.
34219 (gimple_uid): Tidy.
34220 (gimple_set_uid): Tidy.
34222 2009-01-09 Jakub Jelinek <jakub@redhat.com>
34224 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
34225 zero guard even if align_bytes != 0 and count is smaller than
34228 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
34230 PR rtl-optimization/38495
34231 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
34232 (add_range_and_copies_from_move_list): Print all added ranges.
34233 Add ranges to memory optimized destination.
34235 2009-01-09 Jakub Jelinek <jakub@redhat.com>
34239 * config/i386/i386.c (override_options): Reject
34240 -mstringop-strategy=rep_8byte with -m32.
34241 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
34242 to 1. Do count comparison against epilogue_size_needed at compile
34243 time even when count_exp was constant forced into register. For
34244 size_needed don't jump to epilogue, instead just avoid aligning
34245 and invoke the body algorithm. If need_zero_guard, add zero guard
34246 even if count is non-zero, but smaller than size_needed + number of
34247 bytes that could be stored for alignment.
34248 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
34249 to 1. If need_zero_guard, add zero guard even if count is non-zero,
34250 but smaller than size_needed + number of bytes that could be stored
34251 for alignment. Compare size_needed with epilogue_size_needed instead
34252 of desired_align - align, don't adjust size_needed, pass
34253 epilogue_size_needed to the epilogue expanders.
34256 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
34258 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
34260 * pa.c (last_address): Change to unsigned.
34261 (update_total_code_bytes): Change argument to unsigned. Don't
34262 check if insn addresses are set.
34263 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
34264 addresses are not set.
34265 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
34267 2009-01-09 Nick Clifton <nickc@redhat.com>
34269 * config/sh/symbian.c: Replace uses of DECL_INLINE with
34270 DECL_DECLARED_INLINE_P.
34272 2009-01-09 Jakub Jelinek <jakub@redhat.com>
34274 PR middle-end/38347
34275 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
34276 GET_MODE (op0) in operand_subword_force calls.
34278 PR middle-end/38771
34279 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
34280 fold_convert arg0 operands to TREE_TYPE (op0) first.
34282 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
34284 * params.def (ira-max-conflict-table-size): Decrease default value
34287 2009-01-08 Jakub Jelinek <jakub@redhat.com>
34289 PR tree-optimization/37031
34290 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
34292 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
34293 allocate it using gc instead of heap, use VEC_quick_push instead of
34295 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
34296 instead of heap, use VEC_quick_push instead of VEC_safe_push.
34297 * tree-data-ref.h (struct access_matrix): Change matrix to gc
34298 allocated vector from heap allocated.
34299 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
34300 * tree-loop-linear.c (linear_transform_loops): Allocate nest
34301 vector only after perfect_loop_nest_depth call.
34303 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
34304 Jan Sjodin <jan.sjodin@amd.com>
34306 PR tree-optimization/38559
34307 * graphite.c (debug_value, copy_constraint,
34308 swap_constraint_variables, scale_constraint_variable, ): New.
34309 (get_lower_bound, get_upper_bound): Removed.
34310 (graphite_trans_bb_strip_mine): Clean up this code that works
34311 only for constant number of iterations. Fully copy upper and
34312 lower bound constraints, not only the constant part of them.
34313 * graphite.h (debug_value): Declared.
34315 2009-01-08 Ira Rosen <irar@il.ibm.com>
34317 PR tree-optimization/37194
34318 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
34319 Don't add the cost of cost model guard in prologue to scalar
34320 outside cost in case of known number of iterations.
34322 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
34323 Alan Modra <amodra@bigpond.net.au>
34325 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
34326 non-word-aligned REG+CONST addressing.
34328 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
34331 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
34332 free_after_compilation when outputting a thunk.
34333 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
34334 Do not call free_after_compilation here.
34336 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
34338 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
34339 (ix86_valid_target_attribute_inner_p): Ditto.
34341 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
34343 PR tree-optimization/38492
34344 PR tree-optimization/38498
34345 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
34346 * tree-chrec.h (scev_is_linear_expression): Declared.
34347 * graphite.c (graphite_cannot_represent_loop_niter): New.
34348 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
34349 (graphite_loop_normal_form): Use gcc_assert.
34350 (scan_tree_for_params): Use CASE_CONVERT.
34351 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
34352 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
34353 Use gcc_assert. Discard scops that contain unhandled cases.
34354 (build_scop_conditions): Return a boolean status for unhandled cases.
34355 (strip_mine_profitable_p): Print the loop number, not its depth.
34356 (is_interchange_valid): Pass the depth of the loop nest, don't
34357 recompute it wrongly.
34358 (graphite_trans_bb_block): Same.
34359 (graphite_trans_bb_block): Print tentative of loop blocking.
34360 (graphite_trans_scop_block): Do not print that the loop has been
34362 (graphite_transform_loops): Do not handle scops that contain condition
34365 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
34367 AVX Programming Reference (December, 2008)
34368 * config/i386/avxintrin.h (_mm256_stream_si256): New.
34369 (_mm256_stream_pd): Likewise.
34370 (_mm256_stream_ps): Likewise.
34372 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
34373 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
34374 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
34375 (bdesc_special_args): Add __builtin_ia32_movntdq256,
34376 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
34377 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
34378 (ix86_expand_special_args_builtin): Likewise.
34380 * config/i386/sse.md (AVXMODEDI): New.
34381 (avx_movnt<mode>): Likewise.
34382 (avx_movnt<mode>): Likewise.
34383 (<sse>_movnt<mode>): Remove AVX support.
34384 (sse2_movntv2di): Likewise.
34386 2009-01-07 Richard Guenther <rguenther@suse.de>
34388 PR middle-end/38751
34389 * fold-const.c (extract_muldiv): Remove obsolete comment.
34390 (fold_plusminus_mult_expr): Undo MINUS_EXPR
34391 to PLUS_EXPR canonicalization for the canonicalization.
34393 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
34395 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
34396 hosted cross-compilers generating less efficient code.
34398 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
34400 * function.h (rtl_data): Add a dbr_scheduled_p field.
34401 * reorg.c (dbr_schedule): Set it.
34402 (gate_handle_delay_slots): Check it.
34403 * config/mips/mips.c (mips_base_delayed_branch): Delete.
34404 (mips_reorg): Check flag_delayed_branch instead of
34405 mips_base_delayed_branch.
34406 (mips_override_options): Don't set mips_base_delayed_branch
34407 or flag_delayed_branch.
34409 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
34411 PR rtl-optimization/38426.
34412 * ira.c (ira): Set current_function_is_leaf earlier.
34414 2009-01-06 Jakub Jelinek <jakub@redhat.com>
34416 PR rtl-optimization/38722
34417 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
34418 too early, only set a flag and modify after last possible
34421 2009-01-06 Janis Johnson <janis187@us.ibm.com>
34424 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
34425 * real.c (decimal_single_format): Correct values of emin and emax.
34426 (decimal_double_format): Ditto.
34427 (decimal_quad_format): Ditto.
34428 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
34429 computation of DECnn_MIN and DECnn_MAX for corrected values of
34430 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
34431 __DECnn_MIN__, and adjust its computation for the corrected value
34434 2009-01-06 Jan Hubicka <jh@suse.cz>
34437 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
34439 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
34441 * doc/contrib.texi (Contributors): Slightly adjust the end note.
34442 Add Robert Clark to the list of testers.
34444 2009-01-06 Jan Hubicka <jh@suse.cz>
34445 Kai Tietz <kai.tietz@onevision.com>
34447 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
34448 * config/i386/i386.c (ix86_expand_call): Add clobbers.
34450 2009-01-06 Jan Hubicka <jh@suse.cz>
34451 Kai Tietz <kai.tietz@onevision.com>
34453 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
34455 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
34456 (ix86_nsaved_regs): Count only general purpose regs.
34457 (ix86_nsaved_sseregs): New.
34458 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
34459 to 16 for w64; compute padding and size of sse reg save area.
34460 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
34461 general purpose regs.
34462 (ix86_emit_save_sse_regs_using_mov): New.
34463 (ix86_expand_prologue): Save SSE regs if needed.
34464 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
34465 (ix86_emit_restore_sse_regs_using_mov): New.
34466 (ix86_expand_epilogue): Save SSE regs if needed.
34468 2009-01-06 Jan Hubicka <jh@suse.cz>
34469 Kai Tietz <kai.tietz@onevision.com>
34471 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
34472 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
34473 functions when accumulate outgoing args is off.
34475 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
34478 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
34479 before using pseudos_have_intersected_live_ranges_p.
34481 * ira-int.h (ira_assert): Always define.
34483 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
34485 AVX Programming Reference (December, 2008)
34486 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
34487 (_mm256_permute2_pd): Likewise.
34488 (_mm_permute2_ps): Likewise.
34489 (_mm256_permute2_ps): Likewise.
34490 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
34491 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
34493 * config/i386/i386.c (ix86_builtins): Remove
34494 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
34495 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
34496 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
34497 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
34498 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
34499 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
34500 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
34501 __builtin_ia32_vpermil2ps256.
34502 (ix86_init_mmx_sse_builtins): Updated.
34503 (ix86_expand_args_builtin): Likewise.
34505 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
34507 * pa.c (output_call): Relocate non-jump insns in the delay slot of
34508 long absolute calls when generating PA 2.0 code.
34510 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
34512 PR rtl-optimization/38583
34513 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
34515 * params.def (ira-max-conflict-table-size): New.
34517 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
34519 * ira.h (ira_conflicts_p): New external definition.
34521 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
34522 table. Report this. Return result of building.
34523 (ira_build_conflicts): Use ira_conflicts_p. Check result of
34524 building conflict table.
34526 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
34527 (ira_color): Use ira_conflicts_p.
34529 * global.c: Include ira.h.
34530 (pseudo_for_reload_consideration_p, build_insn_chain): Use
34533 * Makefile.in (global.o): Add ira.h.
34535 * ira-build.c (mark_all_loops_for_removal,
34536 propagate_some_info_from_allocno): New.
34537 (remove_unnecessary_allocnos): Call
34538 propagate_some_info_from_allocno.
34539 (remove_low_level_allocnos): New.
34540 (remove_unnecessary_regions): Add parameter. Call
34541 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
34542 parameter to remove_unnecessary_regions.
34543 (ira_build): Remove all regions but root if the conflict table was
34544 not built. Update conflict hard regs for allocnos crossing calls.
34546 * ira.c (ira_conflicts_p): New global.
34547 (ira): Define and use ira_conflicts_p.
34549 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
34550 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
34551 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
34553 2009-01-06 Ben Elliston <bje@au.ibm.com>
34555 * gengtype-lex.l (YY_NO_INPUT): Define.
34557 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
34560 * c-common.c (handle_vector_size_attribute): Also reject
34561 BOOLEAN_TYPE types.
34563 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
34565 PR tree-optimization/38492
34566 * graphite.c (rename_map_elt, debug_rename_elt,
34567 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
34568 rename_map_elt_info, eq_rename_map_elts,
34569 get_new_name_from_old_name, bb_in_sese_p): Moved around.
34570 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
34571 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
34572 (sese_build_livein_liveouts): New.
34573 (new_sese, free_sese): New.
34574 (new_scop): Call new_sese.
34575 (free_scop): Call free_sese.
34576 (rename_variables_from_edge, rename_phis_end_scop): Removed.
34577 (register_old_new_names): Renamed register_old_and_new_names.
34578 (register_scop_liveout_renames, add_loop_exit_phis,
34579 insert_loop_close_phis, struct igp,
34580 default_liveout_before_guard, add_guard_exit_phis,
34581 insert_guard_phis, copy_renames): New.
34582 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
34583 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
34584 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
34585 (scop_adjust_phis_for_liveouts): New.
34586 (gloog): Call scop_adjust_phis_for_liveouts.
34588 * graphite.h (struct sese): Documented. Added fields liveout,
34589 num_ver and livein.
34590 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
34591 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
34592 (struct scop): Added field liveout_renames.
34593 (SCOP_LIVEOUT_RENAMES): New.
34595 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
34597 PR tree-optimization/38510
34598 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
34599 (translate_clast): Call recompute_all_dominators before
34601 (gloog): Call recompute_all_dominators before graphite_verify.
34603 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
34604 Jan Sjodin <jan.sjodin@amd.com>
34606 PR tree-optimization/38500
34607 * graphite.c (create_sese_edges): Call fix_loop_structure after
34610 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
34612 * config.gcc: Add m32r*-*-rtems*.
34613 * config/m32r/rtems.h: New file.
34615 2009-01-05 Ben Elliston <bje@au.ibm.com>
34617 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
34618 (.po.pox): Likewise.
34619 (po/gcc.pot): Likewise.
34621 2009-01-04 David S. Miller <davem@davemloft.net>
34623 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
34624 (STARTING_FRAME_OFFSET): Always set to zero.
34626 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
34628 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
34629 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
34630 fixed-point types, and vectors of the same.
34632 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
34634 * config/mips/sync.md (*mb_barrier): Rename to...
34635 (*memory_barrier): ...this.
34637 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
34639 * doc/extend.texi (Function Attributes): Move @cindex after @item
34640 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
34641 and put in alphabetical order. Fix 'target' name and put in order.
34642 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
34645 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
34647 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
34648 (memory_barrier): Expand as unspec instead of unspec_volatile.
34649 Remove mem:BLK from insn operands. Use Pmode scratch register.
34650 (*memory_barrier): Define as unspec instead of unspec_volatile.
34651 Use (match_dup 0) as input operand.
34653 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
34654 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
34655 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
34656 scratch register. Remove operand 1.
34657 (*stbar): Define as unspec instead of unspec_volatile.
34658 Use (match_dup 0) as input operand, remove (const_int 8).
34659 (*membar): Define as unspec instead of unspec_volatile.
34660 Use (match_dup 0) as input operand, remove input operand 2.
34662 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
34663 (memory_barrier): Expand as unspec instead of unspec_volatile.
34664 Remove mem:BLK from insn operands. Use Pmode scratch register.
34665 (*memory_barrier): Define as unspec instead of unspec_volatile.
34666 Use (match_dup 0) as input operand.
34668 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
34669 Remove mem:BLK from insn operands. Use Pmode scratch register.
34670 Set volatile flag on operand 0.
34671 (*memory_barrier): New insn pattern.
34673 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
34675 (*memory_barrier): Use (match_dup 0) as input operand.
34677 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
34678 Remove mem:BLK from insn operands. Use Pmode scratch register.
34679 Set volatile flag on operand 0.
34680 (*mb_internal): New insn pattern.
34682 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
34684 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
34686 PR middle-end/38586
34687 * function.c (struct temp_slot): Move to the section of the file
34688 that deals with temp slots. Remove field 'address'.
34689 (temp_slot_address_table): New hash table of address -> temp slot.
34690 (struct temp_slot_address_entry): New struct, items for the table.
34691 (temp_slot_address_compute_hash, temp_slot_address_hash,
34692 temp_slot_address_eq, insert_temp_slot_address): Support functions
34694 (find_temp_slot_from_address): Rewrite to use the new hash table.
34695 (remove_unused_temp_slot_addresses): Remove addresses of temp
34696 slots that have been made available.
34697 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
34698 worker function for remove_unused_temp_slot_addresses.
34699 (assign_stack_temp_for_type): Don't clear the temp slot address list.
34700 Add the temp slot address to the address -> temp slot map.
34701 (update_temp_slot_address): Update via insert_temp_slot_address.
34702 (free_temp_slots): Call remove_unused_temp_slot_addresses.
34703 (pop_temp_slots): Likewise.
34704 (init_temp_slots): Allocate the address -> temp slot map, or empty
34705 the map if it is already allocated.
34706 (prepare_function_start): Initialize temp slot processing.
34708 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
34710 PR middle-end/38584
34711 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
34712 Calculate the size of all stack vars assuming no packing of stack
34713 vars will happen, replacing a quadratic algorithm with a linear one.
34715 2009-01-03 Jakub Jelinek <jakub@redhat.com>
34718 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
34721 2009-01-03 Diego Novillo <dnovillo@google.com>
34723 * doc/contrib.texi: Update contributions.
34725 2009-01-03 Jakub Jelinek <jakub@redhat.com>
34728 * builtins.c (fold_builtin_memory_op): Give up if either operand
34729 is volatile. Set srctype or desttype to non-qualified version
34733 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
34734 and FUNCTION_DECLs.
34736 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
34738 PR rtl-optimization/35805
34739 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
34740 problem if fast dce is able to remove any instructions.
34741 * dce.c (dce_process_block): Fix dump message.
34743 2009-01-02 Mark Mitchell <mark@codesourcery.com>
34746 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
34748 2009-01-02 Jakub Jelinek <jakub@redhat.com>
34750 PR middle-end/38690
34751 * tree-flow.h (op_code_prio, op_prio): New prototypes.
34752 * tree-pretty-print.c (op_code_prio): New function.
34753 (op_prio): No longer static. Use op_code_prio.
34754 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
34755 Use op_prio and op_code_prio to determine if () should be
34756 printed around operand(s) or not.
34758 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
34759 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
34760 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
34761 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
34762 pp_character instead of pp_string for single letter printing.
34764 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
34766 * doc/extend.texi: Fix '#pragma GCC option' typo.
34768 2009-01-02 Richard Guenther <rguenther@suse.de>
34770 * doc/install.texi (--enable-checking): Mention different
34771 default for stage1.
34772 (--enable-stage1-checking): Document.
34774 2009-01-01 Andrew Pinski <pinskia@gmail.com>
34776 PR middle-end/30142
34777 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
34778 case to be an error.
34780 2009-01-02 Ben Elliston <bje@au.ibm.com>
34782 * config/fp-bit.h (pack_d): Constify argument.
34783 * config/fp-bit.c (makenan): Constify return type. Remove casts.
34784 (isnan): Constify argument.
34786 (iszero): Likewise.
34787 (pack_d): Likewise.
34788 (_fpadd_parts): Constify return type.
34789 (_fpmul_parts): Likewise.
34790 (_fpdiv_parts): Likewise.
34792 2009-01-01 Jakub Jelinek <jakub@redhat.com>
34795 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
34796 warn about overwriting initializer with side-effects or
34797 -Woverride-init if !IMPLICIT.
34798 (output_init_element): Likewise. Pass IMPLICIT down to
34800 (process_init_element): Add IMPLICIT argument. Pass it down
34801 to output_init_element.
34802 (push_init_element, pop_init_level, set_designator): Adjust
34803 process_init_element callers.
34804 (set_nonincremental_init, set_nonincremental_init_from_string):
34805 Adjust add_pending_init callers.
34806 (output_pending_init_elements): Adjust output_init_element callers.
34807 * c-tree.h (process_init_element): Adjust prototype.
34808 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
34809 process_init_element callers.
34812 Copyright (C) 2009 Free Software Foundation, Inc.
34814 Copying and distribution of this file, with or without modification,
34815 are permitted in any medium without royalty provided the copyright
34816 notice and this notice are preserved.