1 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
3 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
5 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
6 Propagate the type of the first operand.
7 <ASSERT_EXPR>: Simplify.
8 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
9 Rewrite using the RHS code as discriminant.
10 <NOP_EXPR>: Turn into CASE_CONVERT.
11 <PLUS_EXPR>: Propagate the type of the first operand.
13 2009-05-19 Steve Ellcey <sje@cup.hp.com>
15 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16 (ia64_dconst_0_375): New.
17 * config/ia64/ia64.c (ia64_override_options): Remove
18 -minline-sqrt-min-latency warning.
19 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
20 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
21 * config/ia64/ia64.md (*sqrt_approx): Remove.
22 (sqrtsf2): Remove #if 0.
23 (sqrtsf2_internal_thr): Rewrite and move to div.md.
24 (sqrtdf): Remove assert.
25 (sqrtdf2_internal_thr): Rewrite and move to div.md.
26 (sqrtxf2): Remove #if 0.
27 (sqrtxf2_internal_thr): Rewrite and move to div.md.
28 * div.md (sqrt_approx_rf): New.
29 (sqrtsf2_internal_thr): New implementation.
30 (sqrtsf2_internal_lat): New.
31 (sqrtdf2_internal_thr: New implementation.
32 (sqrtxf2_internal): New implementation.
34 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
35 Hans-Peter Nilsson <hp@axis.com>
37 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
38 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
39 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
40 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
41 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
42 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
43 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
44 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
45 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
46 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
47 * c-common.c: ...from here.
49 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
51 * c-common.c (warn_logical_operator): Remove unnecessary
54 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
56 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
58 2009-05-19 Ben Elliston <bje@au.ibm.com>
60 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
61 assignments with memcpy calls.
63 (binary_search_unencoded_fdes): Likewise.
64 (linear_search_fdes): Eliminate type puns.
66 2009-05-19 Richard Guenther <rguenther@suse.de>
68 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
69 not falsely claim to have propagated into all uses.
71 2009-05-19 Ben Elliston <bje@au.ibm.com>
73 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
76 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
78 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
79 * config/sh/sh.c (sh_legitimate_address_p): Make static.
80 (TARGET_LEGITIMATE_ADDRESS_P): New.
81 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
82 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
84 2009-05-18 Dodji Seketeli <dodji@redhat.com>
87 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
88 child of the containing namespace's DIE.
90 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
92 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
93 *zero_extendhi_truncqi): Move after the zero_extend patterns.
94 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
97 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
100 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
101 gen_align with gen_pad.
102 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
103 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
105 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
106 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
108 * config/i386/i386.md (align): Renamed to ...
109 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
110 ASM_OUTPUT_MAX_SKIP_PAD.
112 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
114 * config.gcc: Fix variable syntax.
117 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
118 before calling exact_log2.
119 (output_iorsi3): Likewise.
120 (output_xorsi3): Likewise.
122 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
124 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
125 for the none zero constant operand except for EQ and NE
126 comprisons even when the first operand is R0.
128 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
130 * config/s390/2064.md: Remove trailing whitespaces.
131 * config/s390/2084.md: Likewise.
132 * config/s390/constraints.md: Likewise.
133 * config/s390/fixdfdi.h: Likewise.
134 * config/s390/libgcc-glibc.ver: Likewise.
135 * config/s390/s390-modes.def: Likewise.
136 * config/s390/s390-protos.h: Likewise.
137 * config/s390/s390.c: Likewise.
138 * config/s390/s390.h: Likewise.
139 * config/s390/s390.md: Likewise.
140 * config/s390/tpf-unwind.h: Likewise.
142 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
144 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
146 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
149 * configure.ac (m68k-*-*): Check if binutils support TLS.
150 * configure: Regenerate.
151 * config/m68k/predicates.md (symbolic_operand): Extend comment.
152 * config/m68k/constraints.md (Cu): New constraint.
153 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
154 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
155 (movsi): Handle TLS symbols.
156 (addsi3_5200): Handle XTLS symbols, indent.
157 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
158 (m68k_tls_reference_p): Declare.
159 (m68k_legitimize_address): Declare.
160 (m68k_unwrap_symbol): Declare.
161 * config/m68k/m68k.opt (mxtls): New option.
162 * config/m68k/m68k.c (ggc.h): Include.
163 (m68k_output_dwarf_dtprel): Implement hook.
164 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
165 (m68k_expand_prologue): Load GOT pointer when function needs it.
166 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
167 (m68k_legitimate_constant_address_p): Same.
168 (m68k_decompose_address): Handle TLS references.
169 (m68k_get_gp): New static function.
170 (enum m68k_reloc): New contants.
171 (TLS_RELOC_P): New macro.
172 (m68k_wrap_symbol): New static function.
173 (m68k_unwrap_symbol): New function.
174 (m68k_final_prescan_insn_1): New static function.
175 (m68k_final_prescan_insn): New function.
176 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
178 (legitimize_pic_address): Handle TLS references..
179 (m68k_tls_get_addr, m68k_get_tls_get_addr)
180 (m68k_libcall_value_in_a0_p)
181 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
182 (m68k_call_m68k_read_tp): Helper variables and functions for ...
183 (m68k_legitimize_tls_address): Handle TLS references.
184 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
186 (m68k_legitimize_address): Handle TLS symbols.
187 (m68k_get_reloc_decoration): New static function.
188 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
190 (m68k_output_dwarf_dtprel): Implement hook.
191 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
192 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
193 m68k_call_* routines.
194 (sched_attr_op_type): Handle TLS symbols.
195 (gt-m68k.h): Include.
196 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
197 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
199 2009-05-18 Martin Jambor <mjambor@suse.cz>
201 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
202 (visit_store_addr_for_mod_analysis): New function.
203 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
204 (determine_cst_member_ptr): Use gimple_assign_single_p.
205 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
206 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
207 operands. Don't check number of operands of a NOP_EXPR.
209 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
211 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
213 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
216 * c-common.c (warn_logical_operator): Don't warn if one of
217 expression isn't always true or false.
219 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
221 * config/i386/biarch32.h: New file.
222 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
224 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
226 * config/mips/mips.md (*zero_extend<mode>_trunchi,
227 *zero_extend<mode>_truncqi): Merge these into ...
228 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
229 Name the pattern following this as *zero_extendhi_truncqi.
231 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
234 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
235 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
236 (output_info): Make field HOST_WIDEST_INT.
237 (print_statistics): Use HOST_WIDEST_INT_PRINT.
238 (dump_bitmat_statistics): Same.
240 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
242 * config.gcc (use_gcc_stdint): Set to wrap.
243 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
244 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
245 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
246 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
247 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
248 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
249 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
250 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
252 2009-05-16 Joseph Myers <joseph@codesourcery.com>
254 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
256 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
257 Move definitions earlier.
258 (OPT_ARCH64, OPT_ARCH32): Define.
259 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
262 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
265 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
268 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
270 * arm.md (movdi2): Copy non-reg values to DImode registers.
272 2009-05-16 Jakub Jelinek <jakub@redhat.com>
275 * final.c (label_to_max_skip): New function.
276 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
277 CODE_LABEL_NUMBER <= max_labelno.
278 * output.h (label_to_max_skip): New prototype.
279 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
280 (ix86_avoid_jump_mispredicts): ... this. Don't define if
281 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
282 Handle CODE_LABELs with >= 16 byte alignment or with
283 max_skip == (1 << align) - 1.
284 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
285 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
288 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
289 .p2align 3 if MAX_SKIP is smaller than 7.
290 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
292 2009-05-15 Ian Lance Taylor <iant@google.com>
294 * alias.c (struct alias_set_entry_d): Rename from struct
295 alias_set_entry. Change all uses.
296 * except.c (struct call_site_record_d): Rename from struct
297 call_site_record. Change all uses.
298 * except.h (struct eh_region_d): Rename from struct eh_region.
300 * gcse.c (struct hash_table_d): Rename from struct hash_table.
302 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
303 ivtype_map_elt. Change all uses.
304 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
306 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
307 * graphite.h (struct name_tree_d): Rename from struct name_tree.
309 (struct sese_d): Rename from struct sese. Change all uses.
310 * omega.h (struct eqn_d): Rename from struct eqn. Change all
312 (struct omega_pb_d): Rename from struct omega_pb. Change all
314 * optabs.h (struct optab_d): Rename from struct optab. Change all
316 (struct convert_optab_d): Rename from struct convert_optab.
318 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
319 ipa_opt_pass. Change all uses.
320 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
323 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
324 defined as a typedef.
325 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
328 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
331 * fold-const.c (make_range,build_range_check,merge_ranges): Move
333 (merge_ranges): Returns bool.
334 * tree.h (make_range): .. to here.
335 (build_range_check): Likewise.
336 (merge_ranges): Likewise. Renamed from merge_ranges.
337 * c-typeck.c (parser_build_binary_op): Update calls to
338 warn_logical_operator.
339 * c-common.c (warn_logical_operator): Add new warning.
340 * c-common.h (warn_logical_operator): Update declaration.
342 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
344 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong
347 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
349 * doc/install.texi: Document MPC requirements, flags etc.
351 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
352 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
353 Evaluate constant arguments.
354 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
355 (fold_builtin_1): Likewise, also evaluate constant arguments.
356 Remove superfluous break.
357 (do_mpc_ckconv): New.
358 * real.h: Include mpc.h.
359 * toplev.c (print_version): Output MPC version info if available.
361 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
363 * fold-const.c (fold_convert_const_real_from_real): Check for
366 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
368 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
371 2009-05-15 Jan Hubicka <jh@suse.cz>
373 * doc/invoke.texi (max-early-inliner-iterations): New flag.
374 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
375 (try_inline): Fix return value.
376 (cgraph_decide_inlining_incrementally): Honor new value.
377 (cgraph_early_inlining): Handle indirect inlining.
378 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
380 2009-05-15 Jan Hubicka <jh@suse.cz>
382 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
383 * cgraphunit.c (cgraph_finalize_function): Set it.
384 (cgraph_expand_function): Use it.
386 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
388 * real.c (encode_ieee_half): Define.
389 (decode_ieee_half): Define.
390 (ieee_half_format): Define.
391 (arm_half_format): Define.
392 * real.h (ieee_half_format): Declare.
393 (arm_half_format): Declare.
395 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
397 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
398 swapped, and reversed optabs exist before trying to use them.
400 2009-05-15 Paul Brook <paul@codesourcery.com>
401 Sandra Loosemore <sandra@codesourcery.com>
403 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
404 loads. Allow PRE_DEC.
405 (output_move_neon): Handle PRE_DEC.
406 (arm_print_operand): Add 'A' for neon structure loads.
407 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
408 * config/arm/neon.md (neon_mov): Update comment.
409 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
411 (Um): New constraint.
413 2009-05-15 Jan Hubicka <jh@suse.cz>
415 Revert the following patch until testsuite fallout is fixed:
416 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
417 * cgraph.h (struct inline_summary): New filed self_wize,
418 size_inlining_benefit, self_time and time_inlining_benefit.
419 (struct cgraph_global_info): Replace insns by time ans size fields.
420 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
421 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
422 (ipcp_update_callgraph): Do not touch function bodies.
423 * ipa-inline.c: Include except.h
424 MAX_TIME: New constant.
425 (overall_insns): Remove
426 (overall_size, max_benefit): New static variables.
427 (cgraph_estimate_time_after_inlining): New function.
428 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
429 (cgraph_clone_inlined_nodes): Update size.
430 (cgraph_mark_inline_edge): Update size.
431 (cgraph_estimate_growth): Use size info.
432 (cgraph_check_inline_limits): Check size.
433 (cgraph_default_inline_p): Likewise.
434 (cgraph_edge_badness): Compute badness based on benefit and size cost.
435 (cgraph_decide_recursive_inlining): Check size.
436 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and times.
437 (cgraph_decide_inlining): Likewise.
438 (cgraph_decide_inlining_incrementally): Likewise; honor PARAM_EARLY_INLINING_INSNS.
439 (likely_eliminated_by_inlining_p): New predicate.
440 (estimate_function_body_sizes): New function.
441 (compute_inline_parameters): Use it.
442 * except.c (must_not_throw_labels): New function.
443 * except.h (must_not_throw_labels): Declare.
444 * tree-inline.c (init_inline_once): Kill inlining_weigths
445 * tree-ssa-structalias.c: Avoid uninitialized warning.
446 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
447 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
448 (PARAM_INLINE_CALL_COST): Remove.
449 (PARAM_EARLY_INLINING_INSNS): New.
451 2009-05-15 Richard Guenther <rguenther@suse.de>
453 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
456 2009-05-15 Richard Guenther <rguenther@suse.de>
458 PR tree-optimization/39999
459 * gimple.h (gimple_expr_type): Use the expression type looking
460 through useless conversions.
461 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
462 (vn_nary_op_insert_stmt): Likewise.
463 (simplify_binary_expression): Likewise.
465 2009-05-15 Richard Guenther <rguenther@suse.de>
467 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
468 New options, enabled by default.
469 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
471 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
472 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
473 * tree-ssa-structalias.c (gate_tree_pta): New function.
474 (pass_build_alias): Use it.
476 2009-05-15 Joseph Myers <joseph@codesourcery.com>
478 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
479 recurse on an invariant address if a conversion from a pointer
480 type to a wider integer type is involved.
482 2009-05-15 Jan Hubicka <jh@suse.cz>
484 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
485 * cgraph.h (struct inline_summary): New filed self_wize,
486 size_inlining_benefit, self_time and time_inlining_benefit.
487 (struct cgraph_global_info): Replace insns by time ans size fields.
488 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
489 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
490 (ipcp_update_callgraph): Do not touch function bodies.
491 * ipa-inline.c: Include except.h
492 MAX_TIME: New constant.
493 (overall_insns): Remove
494 (overall_size, max_benefit): New static variables.
495 (cgraph_estimate_time_after_inlining): New function.
496 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
497 (cgraph_clone_inlined_nodes): Update size.
498 (cgraph_mark_inline_edge): Update size.
499 (cgraph_estimate_growth): Use size info.
500 (cgraph_check_inline_limits): Check size.
501 (cgraph_default_inline_p): Likewise.
502 (cgraph_edge_badness): Compute badness based on benefit and size cost.
503 (cgraph_decide_recursive_inlining): Check size.
504 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and times.
505 (cgraph_decide_inlining): Likewise.
506 (cgraph_decide_inlining_incrementally): Likewise; honor PARAM_EARLY_INLINING_INSNS.
507 (likely_eliminated_by_inlining_p): New predicate.
508 (estimate_function_body_sizes): New function.
509 (compute_inline_parameters): Use it.
510 * except.c (must_not_throw_labels): New function.
511 * except.h (must_not_throw_labels): Declare.
512 * tree-inline.c (init_inline_once): Kill inlining_weigths
513 * tree-ssa-structalias.c: Avoid uninitialized warning.
514 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
515 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
516 (PARAM_INLINE_CALL_COST): Remove.
517 (PARAM_EARLY_INLINING_INSNS): New.
518 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
519 (inline-call-cost): Remove.
520 (early-inlining-insns): New.
522 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
524 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
526 (print_int_cst_bounds_in_octal_p): Likewise.
527 (dbxout_type): Adjust calls to above functions. Be prepared to deal
529 * dwarf2out.c (base_type_die): Likewise.
530 (is_subrange_type): Delete.
531 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
532 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
533 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it if
534 the destination type is boolean.
535 (build_range_check): Do not special-case subtypes.
536 (fold_sign_changed_comparison): Likewise.
537 (fold_unary): Likewise.
538 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
539 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
540 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
541 * tree.c (subrange_type_for_debug_p): New predicate based on the former
543 * tree.h (subrange_type_for_debug_p): Declare.
544 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
545 (convert_affine_scev): Remove call to above function.
546 (chrec_convert_aggressive): Likewise.
547 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
548 false for conversions involving subtypes.
549 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
550 (vrp_val_min): Likewise.
551 (needs_overflow_infinity): Likewise.
552 (extract_range_from_unary_expr): Likewise.
554 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
556 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
557 * config/frv/frv.c: Likewise.
558 * config/s390/s390.c: Likewise.
559 * config/sparc/sparc.h: Likewise.
560 * config/i386/i386.h: Likewise.
561 * config/i386/i386.c: Likewise.
562 * config/crx/crx.c: Likewise.
563 * config/m68hc11/m68hc11.h: Likewise.
564 * config/iq2000/iq2000.c: Likewise.
565 * config/mn10300/mn10300.h: Likewise.
566 * config/mn10300/mn10300.c: Likewise.
567 * config/m68k/m68k.c: Likewise.
568 * config/rs6000/rs6000.c: Likewise.
569 * config/rs6000/xcoff.h: Likewise.
570 * config/rs6000/linux64.h: Likewise.
571 * config/rs6000/sysv4.h: Likewise.
572 * config/score/score3.c: Likewise.
573 * config/score/score7.c: Likewise.
574 * config/score/score.c: Likewise.
575 * config/arm/arm.md: Likewise.
576 * config/mips/mips.c: Likewise.
577 * config/mips/mips.md: Likewise.
578 * config/bfin/bfin.h: Likewise.
579 * config/pa/pa.c: Likewise.
580 * config/pa/constraints.md: Likewise.
582 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
583 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
584 * config/pdp11/pdp11.h: Use memory_address_p instead.
586 2009-05-14 Ian Lance Taylor <iant@google.com>
588 * passes.c (finish_optimization_passes): Change i to int.
589 * plugin.c (plugins_active_p): Change event to int.
590 (dump_active_plugins): Likewise.
591 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
593 * tree.c (tree_range_check_failed): Change c to unsigned int.
594 (omp_clause_range_check_failed): Likewise.
595 (build_common_builtin_nodes): Change mode to int. Add cast.
596 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
597 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
599 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
600 ++ or -- with a variable of enum type.
602 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
605 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
607 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
609 * store-motion.c: Do not include params.h
610 * Makefile.in: Fix dependencies for various files.
612 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
614 * auto-inc-dec.c: Fix pass description, remove apparent
615 accidental duplication.
617 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
620 * ipa-utils.h (memory_identifier_string): Moved to ...
621 * tree.h (memory_identifier_string): Here. Add GTY(()).
623 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
625 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
626 in the former documentation of...
627 (GO_IF_LEGITIMATE_ADDRESS): ... this.
628 * ira-conflicts.c (get_dup_num): Use address_operand.
629 * targhooks.c (default_legitimate_address_p): New.
630 * targhooks.h (default_legitimate_address_p): New.
631 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
633 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
634 * target.h (struct target): Add legitimate_address_p.
635 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
636 (TARGET_INITIALIZER): Include it.
638 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
639 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
640 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
641 (TARGET_LEGITIMATE_ADDRESS_P): New.
643 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
644 (REG_OK_STRICT_P): Delete.
645 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
646 (frv_legitimate_address_p_1): ... this.
647 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
648 (frv_legitimate_address_p_1): ... the renamed old
649 frv_legitimate_address_p.
650 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
651 (TARGET_LEGITIMATE_ADDRESS_P): New.
653 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
654 * config/s390/s390-protos.h (legitimate_address_p): Remove.
655 * config/s390/s390.c (legitimate_address_p): Rename to...
656 (s390_legitimate_address_p): ... this, make static.
657 (legitimize_address): Adjust call.
658 (TARGET_LEGITIMATE_ADDRESS_P): New.
659 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
661 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
662 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
663 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
664 (TARGET_LEGITIMATE_ADDRESS_P): New.
666 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
667 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
668 * config/spu/spu.c (spu_legitimate_address): Rename to...
669 (spu_legitimate_address_p): ... this, make static.
670 (TARGET_LEGITIMATE_ADDRESS_P): New.
672 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
673 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
674 * config/sparc/sparc.c (legitimate_address_p): Rename to...
675 (sparc_legitimate_address_p): ... this, make static and return bool.
676 (legitimize_address): Adjust call.
677 (TARGET_LEGITIMATE_ADDRESS_P): New.
679 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
680 * config/i386/i386-protos.h (legitimate_address_p): Remove.
681 * config/i386/i386.c (legitimate_address_p): Rename to...
682 (ix86_legitimate_address_p): ... this, make static.
683 (constant_address_p): Move after it, adjust call.
684 (TARGET_LEGITIMATE_ADDRESS_P): New.
686 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
687 * config/avr/avr-protos.h (legitimate_address_p): Remove.
688 * config/avr/avr.c (legitimate_address_p): Rename to...
689 (avr_legitimate_address_p): ... this, make static.
690 (legitimize_address): Adjust call.
691 (TARGET_LEGITIMATE_ADDRESS_P): New.
693 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
694 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
695 * config/crx/crx.c (crx_legitimate_address_p): Make static.
696 (TARGET_LEGITIMATE_ADDRESS_P): New.
698 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
699 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
700 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
701 (TARGET_LEGITIMATE_ADDRESS_P): New.
703 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
704 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
706 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
708 (TARGET_LEGITIMATE_ADDRESS_P): New.
710 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
711 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
713 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
715 (m68hc11_legitimate_address_p): ... this, make static.
716 (go_if_legitimate_address_internal): Rename to...
717 (m68hc11_legitimate_address_p_1): ... this.
718 (legitimize_address): Adjust call.
719 (TARGET_LEGITIMATE_ADDRESS_P): New.
721 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
722 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p):
724 * config/iq2000/iq2000.c (iq2000_legitimate_address_p):
726 (TARGET_LEGITIMATE_ADDRESS_P): New.
728 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
729 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
730 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
731 (mn10300_legitimate_address_p): ... this, make static.
732 (TARGET_LEGITIMATE_ADDRESS_P): New.
734 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
735 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
736 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
737 (TARGET_LEGITIMATE_ADDRESS_P): New.
739 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
740 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
741 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
742 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
743 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
744 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
745 (rs6000_legitimate_address_p): ... this, make static.
746 (TARGET_LEGITIMATE_ADDRESS_P): New.
747 (REG_MODE_OK_FOR_BASE_P): Delete.
748 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
750 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
751 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
753 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
754 static, adjust types.
755 (TARGET_LEGITIMATE_ADDRESS_P): New.
757 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
758 * config/score/score.c (score_address_p): Rename to...
759 (score_legitimate_address_p): ... this.
760 (TARGET_LEGITIMATE_ADDRESS_P): New.
761 * config/score/score3.c (score3_address_p): Rename to...
762 (score3_legitimate_address_p): ... this.
763 * config/score/score7.c (score7_address_p): Rename to...
764 (score7_legitimate_address_p): ... this.
766 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
767 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
768 GO_IF_LEGITIMATE_ADDRESS): Delete.
769 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
770 thumb2_legitimate_address_p): Delete.
771 (arm_legitimate_address_p): Rename to...
772 (arm_legitimate_address_outer_p): ... this.
773 * config/arm/constraints.md ("Uq"): Adjust call.
774 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
775 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
776 (arm_legitimate_address_outer_p): ... this.
777 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
778 (TARGET_LEGITIMATE_ADDRESS_P): New.
780 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
781 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
782 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
783 (TARGET_LEGITIMATE_ADDRESS_P): New.
785 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
786 * config/vax/vax-protos.h (legitimate_address_p): Remove.
787 * config/vax/vax.c (legitimate_address_p): Rename to...
788 (vax_legitimate_address_p): ... this, make static.
789 (TARGET_LEGITIMATE_ADDRESS_P): New.
791 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
792 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
793 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
794 (TARGET_LEGITIMATE_ADDRESS_P): New.
796 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
797 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
798 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
799 (mmix_legitimate_address_p): ... this, make static.
800 (TARGET_LEGITIMATE_ADDRESS_P): New.
802 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
803 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
804 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
805 (TARGET_LEGITIMATE_ADDRESS_P): New.
807 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
809 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
812 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
814 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
815 LCT_NORMAL in function call.
816 * mips-tdump.c (print_file_desc): Add cast to enum type.
817 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
818 (mark_stabs): Add casts to enum types.
819 (parse_stabs_common): Add casts to enum types.
821 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
823 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
824 Check for invalid values of LETTER.
826 2009-05-13 Taras Glek <tglek@mozilla.com>
828 * attribs.c (register_attribute): moved out attribute registration into
830 * doc/plugins.texi: Documented register_attribute and PLUGIN_ATTRIBUTES.
831 * gcc-plugin.h: Added forward decl for register_attribute.
832 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
833 * plugin.c (register_callback, invoke_plugin_callbacks): Added
834 PLUGIN_ATTRIBUTES boilerplate.
836 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
838 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
839 values even in sentinel and empty entries.
840 (ms_printf_flag_specs): Likewise.
841 (ms_scanf_flag_specs): Likewise.
842 (ms_strftime_flag_specs): Likewise.
843 (ms_print_char_table): Likewise.
844 (ms_scan_char_table): Likewise.
845 (ms_time_char_table): Likewise.
847 2009-05-13 Doug Kwan <dougkwan@google.com>
849 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
851 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
853 * config/mips/mips.md (store): Add attributes for QI and HI.
855 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
856 (truncdi<mode>2): ... this new pattern.
858 2009-05-13 Brad Hards <bradh@kde.org>
860 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
862 2009-05-14 Jakub Jelinek <jakub@redhat.com>
863 Ben Elliston <bje@au.ibm.com>
866 * dse.c (check_mem_read_rtx): Guard against width == -1.
868 2009-05-13 Michael Matz <matz@suse.de>
871 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
872 (trivially_conflicts_p): New function.
873 (insert_backedge_copies): Use it.
875 2009-05-13 Janis Johnson <janis187@us.ibm.com>
877 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
878 (handle_stdc_pragma): Use new enum constant names.
879 (handle_pragma_float_const_decimal64): Ditto.
881 2009-05-13 Ian Lance Taylor <iant@google.com>
883 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
886 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
888 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
889 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
891 * config/m68k/m68k.h (FL_UCLINUX): Define.
893 2009-05-13 Jan Hubicka <jh@suse.cz>
895 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
897 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
899 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
900 unless -fschedule-insns is specified.
902 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
905 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
906 TARGET_EXPAND_CBRANCHDI4.
907 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
908 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
909 (cmpeqdi): Fix comment.
911 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
913 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
914 (sh_legitimate_address_p): Likewise.
915 * config/sh/sh.c (sh_legitimate_index_p): New.
916 (sh_legitimate_address_p): Likewise.
917 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
918 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
919 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
920 (MAYBE_BASE_REGISTER_RTX_P): New macro.
921 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
922 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
923 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
924 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
925 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
927 2009-05-12 Jan Hubicka <jh@suse.cz>
929 * tree-inline.c (estimate_operator_cost): Add operands;
930 when division happens by constant, it is cheap.
931 (estimate_num_insns): Loads and stores are not having cost of 0;
932 EH magic stuff is cheap; when computing runtime cost of switch,
933 use log2 base of amount of its cases; builtin_expect has cost of 0;
934 compute cost for moving return value of call.
935 (init_inline_once): Initialize time_based flags.
936 * tree-inline.h (eni_weights_d): Add time_based flag.
938 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
940 * df-core.c: Update head documentation.
942 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
945 * rs6000.c (rs6000_generate_compare): Use op1b instead of
946 shadowing exisiting variable op1.
948 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
951 * config/i386/driver-i386.c (processor_signatures): New enum.
952 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
953 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
954 processor signature to detect geode processor.
956 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
960 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
962 * optabs.c (prepare_cmp_insn): Temporarily disable test that
963 causes spurious differences between trunk and cond-optab branch.
965 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
967 * dojump.c (compare_from_rtx): Delete.
968 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
969 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
970 if the comparison does not satisfy the predicate; test predicates for
971 operands 2 and 3 of a cstore pattern. Don't try cstore optab
972 further if one existing pattern fails.
973 * expr.h (compare_from_rtx): Delete.
974 (prepare_operand): Declare it.
975 * optabs.c: Change "lib call" to "libcall" throughout.
976 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
977 HAVE_conditional_trap, emit_cmp_insn): Delete.
978 (can_compare_p): Delete cmp_optab case.
979 (prepare_float_lib_cmp): Return an rtx and a machine mode.
980 Accept other parameters by value.
981 (prepare_operand): Make non-static.
982 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
983 other parameters by value. Try to widen operands here based on
984 an optab_methods argument and looking at cbranch_optab.
985 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
986 loop. Use cbranch_optab directly.
987 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
988 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
990 (emit_conditional_move, emit_conditional_add): Inline what's needed
991 of compare_from_rtx, using new prepare_cmp_insn for the rest.
992 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
993 with COMPARE. Move cmov_optab and cstore_optab above
994 with cbranch_optab, move cmp_optab down with ucmp_optab,
995 remove tst_otpab. Do not initialize trap_rtx.
996 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
997 for trap code. Do not check HAVE_conditional_trap. Use
998 prepare_cmp_insn. Accept no predicate for operand 3.
999 * optabs.h (OTI_cmp): Mark as used only for libcalls.
1000 (OTI_ctrap, ctrap_optab): New.
1001 (tst_optab): Delete.
1002 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
1003 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
1004 with lookup of ctrap_optab.
1005 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
1006 setcc_gen_code): Delete.
1009 * combine.c (combine_simplify_rtx, simplify_set): Do not
1010 special case comparing against zero for cc0 machines.
1011 * simplify-rtx.c (simplify_binary_operation_1): Never remove
1012 COMPARE on cc0 machines.
1013 (simplify_relational_operation): Return a new expression when
1014 a COMPARE could be removed.
1015 * final.c (final_scan_insn): Compare cc_status values
1016 against LHS of a (compare FOO (const_int 0)) cc0 source.
1017 Also check if cc_status.value is the full compare.
1019 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
1020 (cstoreMM4): Document.
1021 (conditional_trap): Document ctrapMM4 instead.
1022 (sync_compare_and_swapMM): Refer to cbranchcc4.
1023 (Dependent Patterns): Eliminate obsolete information referring to
1024 the old jump optimization phase.
1025 (Canonicalization): Include cbranchcc4 case, omit canonicalization
1026 of compares with 0 on cc0 machines.
1027 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
1028 avoiding references to cc0. Remove text about storing operands
1030 * doc/tm.texi (Condition Codes): Include blurb on different
1031 condition code representations, separate into subsections for
1032 CC0, MODE_CC and conditional execution.
1034 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
1035 alpha_emit_setcc): Accept operands and a machine mode.
1036 * config/alpha/alpha.c (alpha_emit_conditional_branch):
1037 Get code/op0/op1 from operands, use machine mode argument
1038 instead of alpha_compare.fp_p. Emit the branch here.
1039 (alpha_emit_setcc): Likewise, and return boolean.
1040 (alpha_emit_conditional_move): Likewise. Assert that
1041 cmp_op_mode == cmp_mode, and simplify accordingly.
1042 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
1043 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
1044 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
1046 (stack probe test): Use cbranchdi4.
1047 * config/alpha/predicates.md (alpha_cbranch_operator): New.
1049 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
1050 * config/arc/arc.h (movsicc, movsfcc): Use it.
1051 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
1052 (cbranchsi4, cstoresi4): New.
1053 (cmpsi, bCC and sCC expanders): Remove.
1055 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
1056 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
1057 * config/arm/predicates.md (arm_comparison_operator): Only include
1058 floating-point operators if there is a hardware floating-point unit.
1059 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
1060 deferring to cbranch_cc and cstore_cc respectively.
1061 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
1062 cbranch_cc, cstore_cc): New.
1063 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
1065 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
1067 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
1068 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
1070 (adjust_insn_length): Adjust calls.
1071 (avr_reorg): Handle (compare (foo) (const_int 0)).
1072 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
1073 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
1074 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
1075 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
1077 (cbranchqi4, cbranchhi4, cbranchsi4): New.
1078 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
1080 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
1081 (cbranchsi4, cstorebi4, cstoresi4): New.
1082 (movbisi): This insn is duplicate, split it to zero_extend.
1083 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
1084 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
1085 (bfin_optimize_loop): Use cbranch expander.
1086 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
1087 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
1088 (bfin_bimode_comparison_operator): ... this.
1089 (bfin_direct_comparison_operator): New.
1091 * config/cris/cris.c (cris_normal_notice_update_cc): Look
1092 inside (compare FOO (const_int 0)).
1093 (cris_rtx_costs): Handle ZERO_EXTRACT.
1094 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
1095 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
1096 (*tstdi_v32): Delete.
1097 (*cmpdi_non_v32): Add M alternative for operand 1.
1098 (cmpsi, cmp<mode>): Make private.
1099 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
1101 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
1103 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
1104 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
1105 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
1106 (cc_reg_operand): New.
1108 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
1109 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
1110 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
1111 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
1112 crx_expand_scond): Delete.
1114 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
1116 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
1117 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
1119 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
1120 cstoresi4, cstoresf4, cstoredf4): New.
1121 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
1122 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
1123 Receive the entire operands array.
1124 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
1125 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
1126 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
1127 Get test/op0/op1 from the operands array.
1128 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
1130 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
1131 (h8300_expand_store): New.
1132 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
1134 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
1135 (h8300_expand_store): New.
1136 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
1137 or do not try to produce (set (cc0) REG).
1138 (peepholes): Wrap arguments with COMPARE. Add a peephole to
1139 change a compare into a move to a scratch register. Disable some
1140 peepholes when comparing with zero.
1141 (tstsi, tsthi, tstsi, cmpqi): Make private.
1144 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
1147 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
1148 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
1149 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
1150 (ix86_emit_i387_log1p): Use cbranchxf2.
1151 (ix86_expand_setcc): Return void.
1152 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
1153 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
1154 cmp<MODEF>, cmpcc): Remove.
1155 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
1156 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
1157 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
1158 (sCC and bCC expanders): Remove.
1159 (stack_protect_test): Use cbranchcc4.
1161 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
1163 (ia64_expand_compare): Accept three rtx by reference and return void.
1164 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
1165 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
1166 from *expr. Update *expr with the BImode comparison to do.
1167 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
1168 cmptf, bCC, sCC, conditional_trap): Delete.
1169 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
1170 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
1171 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
1172 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
1173 * config/ia64/predicates.md (ia64_cbranch_operator): New.
1175 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
1176 type of last argument.
1177 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
1178 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
1179 use machine mode argument instead of branch_type. Remove dead
1180 code for floating-point comparisons.
1181 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
1182 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
1184 (cbranchsi4, cstoresi4): New.
1185 * config/iq2000/predicates.md (reg_or_const_operand): New.
1187 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
1188 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
1189 (b<code>_op): Rewrite to...
1190 (bcc_op): ... this, using match_operator.
1191 (s<code>_op): Rewrite to...
1192 (scc_op): ... this, using match_operator.
1193 (s<code>_24_op): Rewrite to...
1194 (scc_op_24): ... this, using match_operator.
1195 (s<code>_<mode>): Rewrite to...
1196 (cstore<mode>4): ... this, using match_operator.
1197 (s<code>_<mode>_24): Rewrite to...
1198 (cstore<mode>4_24): ... this, using match_operator.
1199 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
1200 m32c_unpend_compare, m32c_expand_scc): Delete.
1201 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
1202 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
1203 (m32c_expand_movcc): Change NE to EQ if necessary.
1204 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
1206 * config/m32r/m32r-protos.h (gen_cond_store): New.
1207 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
1208 (gen_cond_store): New, from sCC patterns.
1209 (m32r_expand_block_move): Use cbranchsi4.
1210 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
1211 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
1212 (cbranchsi4, cstoresi4): New.
1214 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
1216 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
1217 (m68hc11_notice_update_cc): Look into a compare with 0.
1218 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
1220 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
1221 cmphi, cmpqi, bCC): Delete.
1222 (cbranchsi4, cbranchhi4, cbranchqi4): New.
1223 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
1224 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
1227 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
1228 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
1229 * config/m68k/constraints.md (H): New.
1230 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
1231 the define_insn below.
1232 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
1233 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
1234 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
1235 patterns): Wrap RHS with COMPARE.
1236 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
1237 (*cmpdi_internal): Name this pattern.
1238 (cmpdi): Change to define_insn.
1239 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
1240 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
1241 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
1243 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
1244 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
1245 (conditional_trap): Change to...
1246 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
1247 (*conditional_trap): Use the ordered_comparison_operator and
1248 const1_operand predicates.
1249 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
1250 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
1251 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
1252 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
1254 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
1255 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
1256 (mcore_gen_compare): New.
1257 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
1258 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
1259 (mcore_gen_compare): ... this.
1260 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
1261 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
1262 (stack probe pattern): Use cbranchsi4.
1264 * config/mips/predicates.md (mips_cstore_operator): New.
1265 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
1266 * config/mips/mips.md (any_cond): Delete.
1267 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
1269 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
1270 fixuns_truncsfdi2): Use cbranch patterns.
1271 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
1272 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
1273 Adjust call to mips_expand_conditional_branch.
1274 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
1276 * config/mips/mips-protos.h (mips_expand_conditional_branch,
1277 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
1278 * config/mips/mips.c (cmp_operands): Delete.
1279 (mips_emit_compare): Get comparison operands from *op0/*op1.
1280 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
1281 that it succeeds. Use op0/op1 instead of cmp_operands.
1282 (mips_expand_conditional_branch, mips_expand_conditional_move,
1283 mips_expand_conditional_trap): Likewise.
1284 (mips_block_move_loop): Use cbranch patterns.
1285 * config/mips/mips.h (cmp_operands): Delete.
1287 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
1288 (mmix_gen_compare_reg): Just return a register in the right CC mode.
1289 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
1290 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
1291 (*cmpcc_folded): Rename to...
1292 (*cmpdi_folded): this.
1293 (*cmpcc): Rename to...
1295 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
1298 (cbranchdf4): New. Handle invalid comparisons here.
1299 * config/mmix/predicates.md (float_comparison_operator): New.
1301 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
1302 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
1303 * config/mn10300/mn10300.md (tst): Delete.
1304 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
1305 Name these patterns and wrap RHS in a compare.
1306 (*cmpsi): Make this pattern private. Include tst.
1307 (*cmpsf): Make this pattern private.
1308 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
1309 (compare with zero peepholes): Likewise.
1311 (cbranchsi4, cbranchsf4): New.
1312 (casesi): Use cbranchsi4.
1314 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
1315 hppa_branch_type): Delete.
1316 (return_addr_rtx): Use cbranchsi4.
1317 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
1318 Emit CCFPmode comparison here.
1319 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
1320 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
1321 hppa_branch_type): Delete.
1322 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
1323 (movsicc, movdicc): Remove references to hppa_compare_op0,
1324 hppa_compare_op1 and compare_from_rtx.
1325 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
1326 (casesi): Use cbranchsi4.
1328 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
1329 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
1330 * config/pdp11/pdp11.md (register_or_const0_operand): New.
1331 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
1332 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
1334 (cbranchdf4, cbranchhi4, cbranchqi4): New.
1335 (*branch, *branch_inverted): New.
1337 * config/picochip/picochip.md (cbranchhi4): Use
1338 ordered_comparison_operator.
1339 (cmphi, bCC): Remove.
1341 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
1342 (trap_comparison_operator): Delete.
1343 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
1344 rs6000_emit_cbranch): Accept mode and operands.
1345 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
1346 rs6000_compare_fp_p): Delete.
1347 (rs6000_generate_compare): Accept mode and comparison. Extract code
1348 and op0/op1 from there. Replace references to rs6000_compare_op0
1349 and rs6000_compare_op1.
1350 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
1351 extract result from passed operands.
1352 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
1353 extract loc from passed operands.
1354 (rs6000_emit_cmove): Likewise.
1355 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
1356 rs6000_compare_fp_p): Delete.
1357 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
1358 (cbranch<GPR>4, cbranch<FP>4): New.
1359 (cstore<mode>4): New. Consolidate here all choices about when to use
1360 portable or specialized sCC sequences.
1361 (stack_protect_test): Use cbranchsi4.
1362 (conditional_trap): Replace with ctrap<GPR>4.
1363 (conditional trap insn): Replace trap_comparison_operator with
1364 ordered_comparison_operator.
1366 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
1367 (s390_emit_prologue): Use ctrap.
1368 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
1369 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
1370 New predicates replacing...
1371 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
1372 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
1373 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
1374 (add<mode>cc): Do not use s390_compare_op0/op1.
1375 (s<code>): Change to...
1376 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
1378 (cstorecc4): ... this. Handle EQ or NE equally.
1379 (*sne): Un-privatize for use in cstorecc4.
1380 (b<code>): Change to...
1381 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
1382 (conditional_trap): Replace with...
1383 (ctrap<GPR>4, ctrap<FP>4): ... these.
1384 (stack_protect): Use cbranchcc4.
1386 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
1387 * config/score/score-protos.h (score_gen_cmp): Delete.
1388 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
1389 (score_block_move-loop): Use cbranchsi4.
1390 * config/score/score.md (cbranchsi4): New.
1391 (cmpsi, bCC): Delete.
1392 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
1393 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
1394 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
1395 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
1396 * config/score/score3.h (score3_gen_cmp): Delete.
1397 * config/score/score7.h (score7_gen_cmp): Delete.
1399 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
1400 (sh_emit_scc_to_t): ... this. Return void.
1401 (from_compare): Rename to...
1402 (sh_emit_compare_and_branch): ... this.
1403 (sh_emit_compare_and_set): New.
1404 (sh_expand_t_scc): Accept operands.
1405 * config/sh/predicates.md (sh_float_comparison_operator): New.
1406 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
1407 (prepare_scc_operands): Rename to...
1408 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
1410 (sh_emit_cheap_store_flag): New.
1411 (sh_emit_set_t_insn): New.
1412 (from_compare): Rename to...
1413 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
1414 handling of TARGET_SH2E floating point to avoid recursive call.
1415 Generate branch here.
1416 (sh_emit_compare_and_set): New.
1417 (sh_expand_t_scc): Get op0/op1 from arguments.
1418 (sh_emit_cheap_store_flag): New.
1419 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
1421 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
1422 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
1423 (movsicc, movdicc): Do nothing when it recreated operands from
1424 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
1425 prepare_scc_operands (now sh_emit_scc_to_t).
1426 (udivdi3): Use cstoresi4.
1427 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
1428 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
1429 (cbranchint4_media, cbranchfp4_media): New.
1430 (casesi): Use cbranchdi4.
1431 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
1433 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
1434 (movnegt): Remove second operand.
1435 (cbranchsf4, cbranchdf4): New.
1436 (stack_protect): Use cbranchdi4/cbranchsi4.
1438 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
1439 (gen_compare_reg): Accept comparison, extract part of it to...
1440 (gen_compare_reg_1): ... this.
1441 (gen_compare_operator): Delete.
1442 (gen_v9_scc): Accept separate destination, comparison code and arms.
1443 Do not use sparc_compare_op0/sparc_compare_op1.
1444 (emit_scc_insn, emit_conditional_branch_insn): New.
1445 (emit_v9_brxx): Make static. Remove useless assertion.
1446 (sparc_emit_float_lib_cmp): Return RTL instead of calling
1448 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
1449 * config/sparc/sparc-protos.h (gen_compare_reg,
1450 sparc_emit_float_lib_cmp): Adjust prototype.
1451 (emit_scc_insn, emit_conditional_branch_insn): New.
1452 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
1453 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
1454 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
1455 iterators to the top.
1456 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
1457 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
1458 snedi_special_trunc): Delete.
1459 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
1460 and snedi_special_trunc.
1461 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
1462 cbranchdi4, cbranch<F:mode>4): New.
1463 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
1464 here. Use gen_compare_reg instead of gen_compare_operator.
1465 (conditional_trap): Replace with...
1466 (ctrapsi4, ctrapdi4): ... this.
1467 (stack_protect_test): Use cbranchcc4.
1469 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
1471 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
1472 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
1473 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
1474 from operands[0] or operands[3] depending on is_set.
1475 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
1476 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
1477 cmpdf, bCC), sCC: Remove.
1478 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
1479 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
1481 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
1482 spu_emit_branch_or_set.
1484 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
1486 * config/stormy16/stormy16.h (xstormy16_compare_op0,
1487 xstormy16_compare_op1): Delete.
1488 * config/stormy16/stormy16.c (xstormy16_compare_op0,
1489 xstormy16_compare_op1): Delete.
1490 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
1492 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
1493 (cmphi, cmpsi, bCC): Remove.
1495 * config/v850/v850.md (tstsi, cmpsi): Fold into...
1496 (*cmpsi): ... this one.
1497 (cbranchsi4, cstoresi4): New.
1498 (bCC expanders): Delete.
1499 (sCC insns): Fold into...
1500 (*setcc): ... this one.
1501 (casesi): Do not use gen_cmpsi and gen_bgtu.
1502 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
1503 (movsicc): Simplify.
1504 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
1506 * config/vax/vax-protos.h (cond_name): New.
1507 (vax_output_conditional_branch): Remove.
1508 * config/vax/vax.c (cond_name): New.
1509 (vax_output_conditional_branch): Remove.
1510 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
1511 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
1512 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
1513 (bit<VAXint>): Wrap source with (compare).
1514 (b<code> and following unnamed pattern): Rename to *branch and
1515 *branch_reversed. Change macroization to match_operator.
1516 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
1518 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
1519 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
1520 Change last argument to machine_mode.
1521 (xtensa_expand_scc): Add machine_mode argument.
1522 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
1523 (gen_conditional_move, xtensa_expand_conditional_branch,
1524 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
1525 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
1526 Adjust operand numbers.
1527 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
1529 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
1530 (cmpsi, cmpsf, b<code>, s<code>): Delete.
1531 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
1533 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1535 * optabs.c (prepare_cmp_insn): Temporarily disable test that
1536 causes spurious differences between trunk and cond-optab branch.
1538 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
1541 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
1543 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
1545 * tree.c (iterative_hash_pointer): Delete.
1546 (iterative_hash_expr): Short-circuit handling of NULL pointer.
1547 Hash UIDs and versions of SSA names. Don't special-case built-in
1548 function declarations.
1550 2009-05-11 Ian Lance Taylor <iant@google.com>
1553 * graphite.c: Force -Wc++-compat to only be a warning before
1554 #including "cloog/cloog.h".
1556 2009-05-11 Martin Jambor <mjambor@suse.cz>
1558 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
1560 2009-05-11 Jan Hubicka <jh@suse.cz>
1562 * tree-ssa-loop-ivcanon.c: Include target.h
1563 (struct loop_size): new structure.
1564 (constant_after_peeling): New predicate.
1565 (tree_estimate_loop_size): New function.
1566 (estimated_unrolled_size): Rewrite for new estimates.
1567 (try_unroll_loop_completely): Use new estimates.
1568 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
1570 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1572 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
1573 libcpp interface change.
1574 (spu_macro_to_expand): Likewise.
1576 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
1578 PR tree-optimization/40026
1579 * gimplify.c (gimplify_init_constructor): Change initial conditional
1580 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
1581 optimize_compound_literals_in_ctor.
1583 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
1585 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
1587 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
1589 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
1591 * tree-vect-data-refs.c (vect_analyze_group_access): Use
1592 HOST_WIDE_INT for gap.
1594 2009-05-11 Ira Rosen <irar@il.ibm.com>
1596 PR tree-optimization/40074
1597 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
1598 account in group size and step comparison.
1600 2009-05-11 Richard Guenther <rguenther@suse.de>
1602 * passes.c (init_optimization_passes): Strip now incorrect comment.
1603 (execute_function_todo): Do not set PROP_alias.
1604 * tree-pass.h (PROP_alias): Remove.
1605 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
1606 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
1607 * tree-nrv.c (pass_return_slot): Likewise.
1608 * tree-object-size.c (pass_object_sizes): Likewise.
1609 * tree-ssa-dom.c (pass_dominator): Likewise.
1610 (pass_phi_only_cprop): Likewise.
1611 * tree-ssa-dse.c (pass_dse): Likewise.
1612 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
1613 (pass_cselim): Likewise.
1614 * tree-ssa-pre.c (pass_pre): Likewise.
1615 (pass_fre): Likewise.
1616 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1617 * tree-ssa-sink.c (pass_sink_code): Likewise.
1618 * tree-stdarg.c (pass_stdarg): Likewise.
1619 * tree-tailcall.c (pass_tail_calls): Likewise.
1620 * tree-vrp.c (pass_vrp): Likewise.
1622 2009-05-10 Ian Lance Taylor <iant@google.com>
1624 * basic-block.h (enum profile_status): Break out of struct
1626 * cgraph.h (struct inline_summary): Break out of struct
1628 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
1629 of struct cgraph_order_sort.
1630 * combine.c (enum undo_kind): New enum, broken out of struct undo.
1631 * cse.c (struct branch_path): Break out of struct
1632 cse_basic_block_data.
1633 * except.h (enum eh_region_type): Break out of struct eh_region.
1634 * gcc.c (enum add_del): Break out of struct modify_target.
1635 * genrecog.c (enum decision_type): Break out of struct decision_test.
1636 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
1638 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
1639 * regmove.c (enum match_use): New enum, broken out of struct match.
1640 * sched-int.h (enum post_call_group): New enum, broken out of
1642 (struct deps_reg): Break out of struct deps.
1643 * target.h (struct asm_int_op): Break out of struct gcc_target.
1644 * tree-eh.c (struct goto_queue_node): Break out of struct
1646 * tree-inline.h (enum copy_body_cge_which): Break out of
1648 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
1650 * c-decl.c (in_struct, struct_types): New static variables.
1651 (pushtag): Add loc parameter. Change all callers.
1652 (lookup_tag): Add ploc parameter. Change all callers.
1653 (check_compound_literal_type): New function.
1654 (parser_xref_tag): Add loc parameter. Change all callers. If
1655 -Wc++-compat, warn about struct/union/enum types defined within a
1657 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
1658 and loc parameters. Change all callers. Change error calls to
1659 error_at, using loc. For a redefinition, if the location of the
1660 original definition is known, report it. Set in_struct and
1661 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
1662 (finish_struct): Add new parameters enclosing_in_struct and
1663 enclosing_struct_types. Change all callers. Set
1664 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
1665 in the struct. If in a struct, add this struct to struct_types.
1666 (start_enum): Add loc parameter. Change all callers. Use
1667 error_at for errors, using loc. For a redefinition, if the
1668 location of the original definition is known, report it. If in a
1669 struct, add this enum type to struct_types. If -Wc++-compat warn
1670 if in sizeof, typeof, or alignof.
1671 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
1672 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
1673 (c_parser_enum_specifier): Get enum location for start_enum.
1674 (c_parser_struct_or_union_specifier): Get struct location for
1675 start_struct. Save in_struct and struct_types status between
1676 start_struct and finish_struct.
1677 (c_parser_cast_expression): Get location of cast.
1678 (c_parser_alignof_expression): Get location of type.
1679 (c_parser_postfix_expression): Likewise.
1680 (c_parser_postfix_expression_after_paren_type): Add type_loc
1681 parameter. Change all callers. Call check_compound_literal_type.
1682 Use type_loc for error about variable size type.
1683 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
1684 of an enum constant from an enum type defined in a struct or union.
1685 (c_cast_expr): Add loc parameter. Change all callers. If
1686 -Wc++-compat, warn about defining a type in a cast.
1687 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
1688 (start_enum, start_struct, finish_struct): Update declarations.
1689 (parser_xref_tag, c_cast_expr): Update declarations.
1690 (check_compound_literal_type): Declare.
1692 2009-05-11 Ben Elliston <bje@au.ibm.com>
1694 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
1695 for recent libcpp interface change.
1696 (rs6000_macro_to_expand): Likewise.
1698 2009-05-10 Michael Matz <matz@suse.de>
1701 * config/arm/arm.c (require_pic_register): Emit on entry edge,
1702 not at entry of function.
1704 2009-05-10 Richard Guenther <rguenther@suse.de>
1706 PR tree-optimization/40081
1708 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1709 using the main variant of the element type. Do not fiddle with
1710 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1712 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
1713 structs with volatile fields.
1715 2009-05-10 Jan Hubicka <jh@suse.cz>
1717 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
1718 (estimate_move_cost): Assert that it does not get called for
1720 (estimate_num_insns): Skip VOID types in argument handling.
1721 (optimize_inline_calls): Delete unreachable blocks and verify that
1724 2009-05-10 Jan Hubicka <jh@suse.cz>
1726 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
1727 * cgraph.c (cgraph_mark_address_taken_node): New function.
1728 (dump_cgraph_node): Dump new flag.
1729 * cgraph.h (struct cgraph_node): Add address_taken.
1730 (cgraph_mark_address_taken_node): New function.
1731 * ipa.c (cgraph_postorder): Prioritize functions with address taken
1732 since new direct calls can be born.
1734 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1736 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
1739 2009-05-10 Jan Hubicka <jh@suse.cz>
1742 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
1744 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
1745 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
1746 * tree-inline.c (copy_bb): Set frequency correctly.
1747 (fold_marked_statements): Update call to
1748 cgraph_update_edges_for_call_stmt.
1750 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1752 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
1753 identifiers in diagnostics.
1754 * config/arm/arm.c (arm_handle_fndecl_attribute,
1755 arm_handle_isr_attribute): Likewise.
1756 * config/avr/avr.c (avr_handle_progmem_attribute,
1757 avr_handle_fndecl_attribute, avr_handle_fntype_attribute):
1759 * config/bfin/bfin.c (handle_int_attribute,
1760 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
1761 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
1762 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
1764 * config/darwin.c (darwin_handle_kext_attribute,
1765 darwin_handle_weak_import_attribute): Likewise.
1766 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
1767 h8300_handle_eightbit_data_attribute,
1768 h8300_handle_tiny_data_attribute): Likewise.
1769 * config/i386/i386.c (ix86_handle_cconv_attribute,
1770 ix86_handle_abi_attribute, ix86_handle_struct_attribute):
1772 * config/i386/winnt.c (ix86_handle_shared_attribute,
1773 ix86_handle_selectany_attribute): Likewise.
1774 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
1775 * config/m32c/m32c.c (function_vector_handler): Likewise.
1776 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
1777 m68hc11_handle_fntype_attribute): Likewise.
1778 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
1779 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
1780 * config/mips/mips.c (mips_insert_attributes,
1781 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
1782 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
1783 rs6000_handle_struct_attribute): Likewise.
1784 * config/sh/sh.c (sh_insert_attributes,
1785 sh_handle_resbank_handler_attribute,
1786 sh_handle_interrupt_handler_attribute,
1787 sh2a_handle_function_vector_handler_attribute,
1788 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1790 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
1791 * config/spu/spu.c (spu_handle_fndecl_attribute,
1792 spu_handle_vector_attribute): Likewise.
1793 * config/stormy16/stormy16.c
1794 (xstormy16_handle_interrupt_attribute): Likewise.
1795 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
1796 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
1798 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1800 * pretty-print.h (struct pretty_print_info): Add
1801 translate_identifiers.
1802 (pp_translate_identifiers): New.
1803 (pp_identifier): Only conditionally translate identifier to locale
1805 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
1806 (pp_base_tree_identifier): Only conditionally translate identifier
1807 to locale character set.
1808 * c-pretty-print.c (M_): Define.
1809 (pp_c_type_specifier, pp_c_primary_expression): Mark English
1810 fragments for conditional translation with M_.
1811 * tree-pretty-print.c (maybe_init_pretty_print): Disable
1812 identifier translation.
1814 2009-05-10 Richard Guenther <rguenther@suse.de>
1816 PR tree-optimization/40081
1817 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1818 using the main variant of the element type. Do not fiddle with
1819 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1821 2009-05-09 Jan Hubicka <jh@suse.cz>
1824 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
1825 indirect calls; verify cgraph afterwards.
1827 2009-05-09 Jan Hubicka <jh@suse.cz>
1830 * ipa.c (update_inlined_to_pointer): New function.
1831 (cgraph_remove_unreachable_nodes): Use it.
1833 2009-05-09 Jan Hubicka <jh@suse.cz>
1835 * tree-eh.c (struct leh_state): Remove prev_try.
1836 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
1838 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
1839 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
1840 remove_eh_handler_and_replace, foreach_reachable_handler,
1841 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
1842 * except.h (struct eh_region): Remove eh_region_u_cleanup.
1843 (gen_eh_region_cleanup): Update prototype.
1845 2009-05-09 Jan Hubicka <jh@suse.cz>
1848 * except.c (copy_eh_region): Always set prev_try.
1849 (redirect_eh_edge_to_label): Find outer try.
1850 (foreach_reachable_handler): When looking for prev try
1851 handle case where previous try is not going to be taken.
1853 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1855 PR tree-optimization/40049
1856 * tree-vect-stmts.c (vectorizable_operation): If the machine has
1857 only vector/vector shifts, convert the type of the constant to the
1858 appropriate type to avoid building incorrect trees, which
1859 eventually have problems with garbage collection.
1861 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1863 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
1864 -1 for complex floating-point types if honoring signed zeros.
1866 2009-05-08 Jan Hubicka <jh@suse.cz>
1868 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
1869 argument; handle correctly when profile is absent.
1870 (build_cgraph_edges): Update.
1871 (rebuild_cgraph_edges): Update.
1872 * cgraph.c: Do not include varray.h.
1873 (cgraph_set_call_stmt_including_clones): New function.
1874 (cgraph_create_edge_including_clones): Likewise
1875 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
1876 (cgraph_update_edges_for_call_stmt): Handle clones.
1877 (cgraph_remove_node): Handle clone tree.
1878 (cgraph_remove_node_and_inline_clones): New function.
1879 (dump_cgraph_node): Dump clone tree.
1880 (cgraph_clone_node): Handle clone tree.
1881 (clone_function_name): Bring here from tree-inline.c.
1882 (cgraph_create_virtual_clone): New function.
1883 * cgraph.h (ipa_replace_map): Move here from ipa.h.
1884 (cgraph_clone_info): New function.
1885 (strut cgraph_node): Add clone_info and new clone tree pointers.
1886 (cgraph_remove_node_and_inline_clones,
1887 cgraph_set_call_stmt_including_clones,
1888 cgraph_create_edge_including_clones,
1889 cgraph_create_virtual_clone): Declare.
1890 (cgraph_function_versioning): Use VEC argument.
1891 (compute_call_stmt_bb_frequency): Update prototype.
1892 (cgraph_materialize_all_clones): New function.
1893 * ipa-cp.c (ipcp_update_cloned_node): Remove.
1894 (ipcp_create_replace_map): Update to VECtors.
1895 (ipcp_update_callgraph): Use virtual clones.
1896 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
1897 (ipcp_update_profiling): Do not update local profiling.
1898 (ipcp_insert_stage): Use VECtors and virtual clones.
1899 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
1900 (clone_of_p): New function.
1901 (cgraph_preserve_function_body_p): Use clone tree.
1902 (cgraph_optimize): Materialize clones.
1903 (cgraph_function_versioning): Update for VECtors.
1904 (save_inline_function_body): Use clone tree.
1905 (cgraph_materialize_clone): New function.
1906 (cgraph_materialize_all_clones): Likewise.
1907 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
1908 * ipa.c: Include gimple.h.
1909 (cgraph_remove_unreachable_nodes): Use clone tree.
1910 * ipa-prop.c (ipa_note_param_call): Update call to
1911 compute_call_stmt_bb_frequencycall.
1912 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
1913 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
1914 (copy_bb): Handle updating of clone tree; add new edge when new call
1916 (expand_call_inline): Be strict about every call having edge.
1917 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
1918 (delete_unreachable_blocks_update_callgraph): New function.
1919 (tree_function_versioning): Use VECtors; always remove unreachable
1920 blocks and fold conditionals.
1921 * tree-inline.h: Do not include varray.h.
1922 (tree_function_versioning): Remove.
1923 * Makefile.in (GTFILES): Remove tree-inline.c
1924 * passes.c (do_per_function): Do only functions having body.
1925 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
1928 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
1929 Andrew Morrow <acm@google.com>
1932 * c-common.c (c_common_attribute_table): Permit deprecated
1933 attribute to take an optional argument.
1934 (handle_deprecated_attribute): If the optional argument to
1935 __attribute__((deprecated)) is not a string ignore the attribute
1938 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
1939 * c-typeck.c (build_component_ref): Likewise.
1940 (build_external_ref): Likewise.
1942 * toplev.c (warn_deprecated_use): Add an attribute argument.
1943 Emit the message associated with __attribute__((deprecated)).
1945 * toplev.h (warn_deprecated_use): Updated.
1947 * doc/extend.texi: Document new optional parameter to
1948 __attribute__((deprecated))
1950 2009-05-08 Michael Eager <eager@eagercon.com>
1952 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
1953 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
1955 2009-05-08 Richard Guenther <rguenther@suse.de>
1957 PR tree-optimization/40062
1958 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
1959 Avoid exponential behavior.
1961 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1963 PR rtl-optimization/33928
1965 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
1966 process_uses, build_single_def_use_links): New.
1967 (update_df): Update use_def_ref.
1968 (forward_propagate_into): Use get_def_for_use instead of use-def
1970 (fwprop_init): Call build_single_def_use_links and let it initialize
1972 (fwprop_done): Free use_def_ref.
1973 (fwprop_addr): Eliminate duplicate call to df_set_flags.
1974 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
1975 df_rd_simulate_one_insn): New.
1976 (df_rd_bb_local_compute_process_def): Update head comment.
1977 (df_chain_create_bb): Use the new RD simulation functions.
1978 * df.h (df_rd_simulate_artificial_defs_at_top,
1979 df_rd_simulate_one_insn): New.
1980 * opts.c (decode_options): Enable fwprop at -O1.
1981 * doc/invoke.texi (-fforward-propagate): Document this.
1983 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1986 * c-typeck.c (build_binary_op): Handle arithmetic between one real
1987 and one complex operand specially.
1988 * tree-complex.c (some_nonzerop): Do not identify a real value as
1989 zero if flag_signed_zeros.
1991 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1993 PR rtl-optimization/33928
1994 * loop-invariant.c (record_use): Fix && vs. || mishap.
1996 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1998 PR rtl-optimization/33928
1999 * loop-invariant.c (struct use): Add addr_use_p.
2000 (struct def): Add n_addr_uses.
2001 (struct invariant): Add cheap_address.
2002 (create_new_invariant): Set cheap_address.
2003 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
2004 (record_uses): Pass df_ref to record_use.
2005 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
2008 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2010 * config/sh/sh.c: Do not include c-pragma.h.
2012 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2014 * config/spu/spu.c: Remove include of c-common.h.
2016 2009-05-07 Janis Johnson <janis187@us.ibm.com>
2019 * c-common.h (mark_valid_location_for_stdc_pragma,
2020 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
2021 clear_float_const_decimal64, float_const_decimal64_p): New.
2022 * c.opt (Wunsuffixed-float-constants): New.
2023 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
2024 unsuffixed float constant, handle new warning.
2025 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
2026 * c-decl.c (c_scope): New flag float_const_decimal64.
2027 (set_float_const_decimal64, clear_float_const_decimal64,
2028 float_const_decimal64_p): New.
2029 (push_scope): Set new flag.
2030 * c-parser.c (c_parser_translation_unit): Mark when it's valid
2031 to use STDC pragmas.
2032 (c_parser_external_declaration): Ditto.
2033 (c_parser_compound_statement_nostart): Ditto.
2034 * c-pragma.c (valid_location_for_stdc_pragma,
2035 mark_valid_location_for_stdc_pragma,
2036 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
2037 handle_pragma_float_const_decimal64): New.
2038 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
2039 * cp/semantics.c (valid_location_for_stdc_pragma_p,
2040 set_float_const_decimal64, clear_float_const_decimal64,
2041 float_const_decimal64_p): New dummy functions.
2042 * doc/extend.texi (Decimal Float): Remove statement that the
2043 pragma, and suffix for double constants, are not supported.
2044 * doc/invoke.texi (Warning Options): List new option.
2045 (-Wunsuffixed-float-constants): New.
2047 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
2049 * config/i386/i386.c: Do not include c-common.h.
2051 2009-05-07 Mark Heffernan <meheff@google.com>
2053 * doc/invoke.texi (Debugging Options): Document change of debugging
2055 * opts.c (decode_options): Make dump_base_name relative to
2056 aux_base_name directory.
2058 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
2060 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
2061 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
2063 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
2065 * Makefile.in (install-plugin): Simplify a bit.
2067 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
2069 * Makefile.in (OBJS-common): Add regcprop.o.
2071 * timevar.def (TV_CPROP_REGISTERS): New.
2072 * regrename.c (regrename_optimize): Return 0.
2073 (rest_of_handle_regrename): Delete.
2074 (pass_rename_registers): Point to regrename_optimize.
2075 (struct value_data_entry, struct value_data,
2076 kill_value_one_regno, kill_value_regno, kill_value,
2077 set_value_regno, init_value_data, kill_clobbered_value,
2078 kill_set_value, kill_autoinc_value, copy_value,
2079 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
2080 replace_oldest_value_reg, replace_oldest_value_addr,
2081 replace_oldest_value_mem, copyprop_hardreg_forward_1,
2082 debug_value_data, validate_value_data): Move...
2083 * regcprop.c: ... here.
2084 (rest_of_handle_cprop): Delete.
2085 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
2087 2009-05-07 Jakub Jelinek <jakub@redhat.com>
2090 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
2091 GEN_INT for 1 << bitnum.
2092 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
2095 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
2097 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
2098 Remove wrong description of "nand" operation.
2100 2009-05-06 Richard Guenther <rguenther@suse.de>
2101 Adam Nemet <anemet@caviumnetworks.com>
2103 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
2104 comment. Add that if LHS is not a gimple register, then RHS1 has
2105 to be a single object (GIMPLE_SINGLE_RHS).
2107 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
2109 * expr.c (get_def_for_expr): Move it up in the file.
2110 (store_field): When expanding a bit-field store, look at the
2111 defining gimple stmt for the masking conversion.
2113 2009-05-06 Janis Johnson <janis187@us.ibm.com>
2116 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
2117 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
2118 32-bit memcpy into long.
2120 2009-05-06 Jakub Jelinek <jakub@redhat.com>
2122 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
2123 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
2125 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
2126 instead of appending DW_OP_deref*.
2128 2009-05-06 Michael Matz <matz@suse.de>
2131 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
2132 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
2134 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
2136 * Makefile.in (install-plugin): Fix srcdir handling.
2138 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
2140 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
2141 when processing for not_regs_needed bitmap.
2142 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
2143 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
2144 handling it for rhs.
2146 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2148 * config/i386/i386.md (unnamed inc/dec peephole): Use
2149 optimize_insn_for_size_p instead of optimize_size.
2150 * config/i386/predicates.md (incdec_operand): Likewise.
2151 (aligned_operand): Likewise.
2152 * config/i386/sse.md (divv8sf3): Likewise.
2153 (sqrtv8sf2): Likewise.
2155 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2157 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
2159 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
2161 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
2163 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
2164 ssemodesuffixf2c with avxmodesuffixf2c.
2166 2009-05-06 Joseph Myers <joseph@codesourcery.com>
2169 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
2171 2009-05-05 Jakub Jelinek <jakub@redhat.com>
2173 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
2174 (struct tree_base): Adjust spacing for 8 bit boundaries.
2175 (struct tree_decl_common): Add decl_by_reference_flag bit.
2176 (DECL_BY_REFERENCE): Adjust.
2177 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
2178 print DECL_BY_REFERENCE bit.
2179 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
2180 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
2181 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
2182 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
2186 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
2187 range of the type, but default label is missing, add it with one
2188 of the existing labels instead of adding a new label for it.
2190 2009-05-05 Joseph Myers <joseph@codesourcery.com>
2194 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
2196 * Makefile.in (enable_plugin, plugin_includedir): New.
2197 (install): Depend on install-plugin.
2198 (PLUGIN_HEADERS): New.
2199 (install-plugin): New.
2200 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
2202 2009-05-05 Richard Guenther <rguenther@suse.de>
2204 PR tree-optimization/40022
2205 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
2207 (phivn_valid_p): Fix tuplification error, simplify.
2208 (phiprop_insert_phi): Add dumps.
2209 (propagate_with_phi): Simplify.
2211 2009-05-05 Richard Guenther <rguenther@suse.de>
2214 * builtins.c (gimplify_va_arg_expr): Properly build the address.
2216 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
2218 * tree.h (strip_float_extensions): Remove duplicate declaration.
2219 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
2220 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
2221 block_ultimate_origin): Rearrange the declarations line to match the
2222 comment that indicates the .c file which the functions are defined.
2223 (dwarf2out_*, set_decl_rtl): Add comment.
2224 (get_base_address): Adjust comment.
2225 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
2226 declarations line and add comment.
2227 (is_builtin_name): Add blank after function name, for clarity.
2229 2009-05-04 Joseph Myers <joseph@codesourcery.com>
2231 * attribs.c (decl_attributes): Use %qE for identifiers in
2233 * cgraphunit.c (verify_cgraph_node): Translate function names to
2234 locale character set in diagnostics.
2235 * coverage.c (get_coverage_counts): Use %qE for identifiers in
2237 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
2238 Document that functions are named in UTF-8.
2239 * expr.c (expand_expr_real_1): Translate function names to locale
2240 character set in diagnostics.
2241 * gimplify.c (omp_notice_variable, omp_is_private,
2242 gimplify_scan_omp_clauses): Use %qE for identifiers in
2244 * langhooks.c (lhd_print_error_function): Translate function names
2245 to locale character set.
2246 * langhooks.h (decl_printable_name): Document that return value is
2247 in internal character set.
2248 * stmt.c: Include pretty-print.h
2249 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
2251 (resolve_operand_name_1): Translate named operand name to locale
2253 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
2255 * toplev.c (announce_function): Translate function names to locale
2257 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
2258 (default_tree_printer): Use pp_identifier or translate identifiers
2259 to locale character set. Mark "<anonymous>" for translation.
2260 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
2261 for identifiers in diagnostics.
2262 * tree.c (handle_dll_attribute): Use %qE for identifiers in
2264 * varasm.c (output_constructor): Use %qE for identifiers in
2267 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
2269 * configure.ac: use ` ` instead of $()
2270 * configure: Regenerate.
2272 2009-05-05 Ben Elliston <bje@au.ibm.com>
2274 * config/pa/linux-atomic.c: Eliminate conditional include of
2275 errno.h on non-LP64 systems to simplify build requirements.
2277 2009-05-04 Joseph Myers <joseph@codesourcery.com>
2279 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
2281 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
2282 and pass value to identifier_to_locale.
2283 (warn_variable_length_array): Make name a tree.
2284 (grokdeclarator): Separate diagnostic texts for named and unnamed
2285 declarators. Use %qE for named declarators.
2286 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
2288 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
2289 identifiers in diagnostics.
2290 * c-typeck.c (push_member_name, start_init): Pass identifiers to
2291 identifier_to_locale. Mark "anonymous" strings for translation.
2293 2009-05-04 Michael Eager <eager@eagercon.com>
2295 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
2296 address for DImode/DFmode only if double-precision FP regs.
2298 2009-05-04 Michael Eager <eager@eagercon.com>
2300 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
2301 TARGET_SINGLE_FLOAT check.
2303 2009-05-04 Michael Eager <eager@eagercon.com>
2305 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
2307 2009-05-04 Michael Eager <eager@eagercon.com>
2309 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
2310 * config/rs6000/t-xilinx: New
2312 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
2314 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
2315 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
2316 * gcc/explow.c (memory_address): Use target hook.
2317 * gcc/targhooks.c (default_legitimize_address): New.
2318 * gcc/targhooks.h (default_legitimize_address): New.
2319 * gcc/target.h (legitimize_address): New.
2320 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
2321 (TARGET_INITIALIZER): Include it.
2322 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
2324 * config/bfin/bfin-protos.h (legitimize_address): Remove.
2325 * config/bfin/bfin.c (legitimize_address): Remove.
2326 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
2327 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
2329 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
2330 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
2332 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
2333 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
2334 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
2335 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
2336 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
2337 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
2338 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
2339 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
2340 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
2341 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
2342 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
2343 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
2344 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
2345 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
2346 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
2347 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
2348 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
2349 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
2350 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
2351 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
2352 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
2353 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
2354 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
2356 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
2357 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
2358 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
2359 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
2360 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
2361 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
2362 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
2363 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
2364 (thumb_legitimize_address): Delete.
2365 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
2366 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
2367 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
2368 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
2369 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
2370 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
2372 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
2375 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
2376 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
2377 * config/m32r/m32r.c (m32r_legitimize_address): New.
2378 * config/m68k/m68k.c (m68k_legitimize_address): New.
2379 * config/score/score.c (score_legitimize_address): Standardize.
2380 * config/score/score3.c (score3_legitimize_address): Standardize.
2381 * config/score/score3.h (score3_legitimize_address): Adjust.
2382 * config/score/score7.c (score7_legitimize_address): Standardize.
2383 * config/score/score7.h (score7_legitimize_address): Adjust.
2384 * config/sh/sh.c (sh_legitimize_address): New.
2385 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
2387 * gcc/config/s390/s390.c (legitimize_address): Rename to...
2388 (s390_legitimize_address): ... this.
2389 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
2390 (sparc_legitimize_address): ... this.
2391 * gcc/config/i386/i386.c (legitimize_address): Rename to...
2392 (ix86_legitimize_address): ... this.
2393 * gcc/config/avr/avr.c (legitimize_address): Rename to...
2394 (avr_legitimize_address): ... this.
2395 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
2396 (mn10300_legitimize_address): ... this.
2397 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
2398 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
2399 (alpha_expand_mov): Adjust call.
2401 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
2402 * config/spu/spu.c (spu_legitimize_address): Likewise.
2403 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
2404 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
2406 2009-05-04 Joseph Myers <joseph@codesourcery.com>
2408 * intl.c (locale_encoding, locale_utf8): New.
2409 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
2410 * intl.h (locale_encoding, locale_utf8): Declare.
2411 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
2412 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
2414 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
2416 (pp_tree_identifier): Define to call pp_base_tree_identifier.
2417 (pp_base_tree_identifier): Declare as function.
2418 (identifier_to_locale): Declare.
2419 * Makefile.in (pretty-print.o): Update dependencies.
2420 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
2422 2009-05-04 Richard Guenther <rguenther@suse.de>
2425 * builtins.c (fold_builtin_memory_op): Do not decay to element
2426 type if the size matches the whole array.
2428 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
2430 * expmed.c (synth_mult): When trying out a shift, pass the result
2433 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
2435 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
2436 (shiftsub1_cost): New.
2437 (init_expmed): Compute shiftsub1_cost.
2438 (synth_mult): Optimize multiplications by constants of the form
2439 -(2^^m-1) for some constant positive integer m.
2441 2009-05-03 Richard Guenther <rguenther@suse.de>
2444 * c-typeck.c (array_to_pointer_conversion): Do not built
2445 ADDR_EXPRs of arrays of pointer-to-element type.
2446 * c-gimplify.c (c_gimplify_expr): Revert change fixing
2447 up wrong ADDR_EXPRs after-the-fact.
2448 * c-common.c (strict_aliasing_warning): Strip pointer
2449 conversions for obtaining the original type.
2450 * builtins.c (fold_builtin_memset): Handle array types.
2451 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
2454 2009-05-03 Richard Guenther <rguenther@suse.de>
2457 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
2458 Do not lose casts from array types with unknown extent to array
2459 types with known extent.
2460 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
2461 alias set compatibility.
2463 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
2465 * flags.h (extra_warnings): Delete.
2466 * toplev.c (process_options): Handle Wuninitialized here.
2467 * opts.c (extra_warnings): Delete.
2468 (set_Wextra): Delete.
2469 (common_handle_option): -Wextra can be handled automatically.
2470 * c-opts.c (c_common_handle_option): Delete obsolete code.
2471 (c_common_post_options): Simplify comment.
2472 * common.opt (W): Add Var.
2474 (Wuninitialized): Initialize to -1.
2476 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
2477 Richard Guenther <rguenther@suse.de>
2479 * expr.c (get_def_for_expr): New function.
2480 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
2481 SSA rather than trees.
2482 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
2483 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
2485 2009-05-03 Joseph Myers <joseph@codesourcery.com>
2487 * c-common.c (reswords): Add _Imaginary.
2488 * c-common.c (enum rid): Add RID_IMAGINARY.
2490 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
2492 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
2493 Patch by Richard Guenther.
2495 2009-05-03 Anatoly Sokolov <aesok@post.ru>
2497 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
2498 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
2499 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
2500 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
2501 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
2502 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
2503 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
2504 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
2505 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
2506 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
2507 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
2508 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
2509 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
2510 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
2511 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
2512 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
2513 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
2514 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
2516 2009-05-02 Richard Guenther <rguenther@suse.de>
2518 PR tree-optimization/39940
2519 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
2522 2009-05-02 Richard Guenther <rguenther@suse.de>
2525 * tree-ssa.c (execute_update_addresses_taken): Properly check
2526 if we can mark a variable DECL_GIMPLE_REG_P.
2527 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
2528 back to the end of the function.
2529 (is_gimple_reg_type): Remove complex type special casing.
2530 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
2533 2009-05-02 Ben Elliston <bje@au.ibm.com>
2535 * doc/collect2.texi (Collect2): Document search path behaviour
2536 when configured with --with-ld.
2538 2009-05-02 Jan Hubicka <jh@suse.cz>
2540 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
2541 parameter; update callers.
2542 (coalesce_cost_edge): EH edges are costier because they needs
2543 splitting even if not critical and even more costier when there are
2544 multiple EH predecestors.
2546 2009-05-02 Jan Hubicka <jh@suse.cz>
2548 * except.c (remove_eh_handler_and_replace): Handle updating after
2549 removing TRY blocks.
2551 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
2553 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
2555 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
2557 * varasm.c: Do not include c-pragma.h.
2558 * attribs.c: Do not incude c-common.h.
2560 2009-05-01 Michael Matz <matz@suse.de>
2562 * calls.c (initialize_argument_information): Handle SSA names like
2563 decls with a non MEM_P DECL_RTL.
2565 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
2567 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
2568 * ipa-utils.c: Likewise.
2569 * ipa-type-escape.c: Likewise.
2570 * cgraphunit.c Do not include c-common.h.
2571 * ipa-pure-const.c: Likewise.
2572 * tree-if-conv.c: Likewise.
2573 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
2574 * ipa-struct-reorg.c: Likewise.
2575 * tree-nomudflap.c: Likewise.
2576 * tree-ssa-structalias.c: Likewise.
2578 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
2580 * store-motion.c: Many cleanups to make this pass a first-class
2581 citizen instead of an appendix to gcse load motion. Add TODO list
2582 to make this pass faster/cleaner/better.
2584 (struct ls_expr): Post gcse.c-split cleanups.
2585 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
2586 "stores" field to "avail_stores".
2587 (pre_ldst_mems): Rename to store_motion_mems.
2588 (pre_ldst_table): Rename to store_motion_mems_table.
2589 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
2590 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
2591 (ldst_entry): Rename to st_expr_entry, update users.
2592 (free_ldst_entry): Rename to free_st_expr_entry, update users.
2593 (free_ldst_mems): Rename to free_store_motion_mems, update users.
2594 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
2596 (first_ls_expr): Rename to first_st_expr, update users.
2597 (next_ls_expr): Rename to next_st_expr, update users.
2598 (print_ldst_list): Rename to print_store_motion_mems. Print names of
2599 fields properly for store motion instead of names inherited from load
2601 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
2602 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
2605 (ae_kill): Rename to st_kill, update users.
2606 (ae_gen): Rename to st_avloc, update users.
2607 (transp): Rename to st_transp, update users.
2608 (pre_insert_map): Rename to st_insert_map, update users.
2609 (pre_delete_map): Rename to st_delete_map, update users.
2610 (insert_store, build_store_vectors, free_store_memory,
2611 one_store_motion_pass): Update for abovementioned changes.
2613 (gcse_subst_count, gcse_create_count): Remove.
2614 (one_store_motion_pass): New statistics counters "n_stores_deleted"
2615 and "n_stores_created", local variables.
2617 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
2620 (regvec, compute_store_table_current_insn): Remove.
2621 (reg_set_info, reg_clear_last_set): Remove.
2622 (compute_store_table): Use DF caches instead of local dataflow
2625 2009-05-01 Joseph Myers <joseph@codesourcery.com>
2627 * c-objc-common.c (c_tree_printer): Print identifiers with
2628 pp_identifier, not pp_string. Mark "({anonymous})" for
2630 * c-pretty-print.c (pp_c_ws_string): New.
2631 (pp_c_cv_qualifier, pp_c_type_specifier,
2632 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
2633 pp_c_storage_class_specifier, pp_c_function_specifier,
2634 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
2635 pp_c_primary_expression, pp_c_postfix_expression,
2636 pp_c_unary_expression, pp_c_shift_expression,
2637 pp_c_relational_expression, pp_c_equality_expression,
2638 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
2639 use pp_string and pp_c_ws_string in place of pp_identifier and
2640 pp_c_identifier for non-identifiers. Mark English strings for
2642 * c-pretty-print.h (pp_c_ws_string): Declare.
2644 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
2645 Roland McGrath <roland@redhat.com>
2647 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
2648 (ENABLE_LD_BUILDID): New configuration option.
2649 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
2650 (LINK_BUILDID_SPEC): New macro.
2651 (init_spec): If defined, prepend it between LINK_EH_SPEC and
2653 * doc/install.texi: Document --enable-linker-build-id option.
2654 * configure: Rebuild.
2655 * config.in: Rebuild.
2657 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
2659 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
2660 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
2661 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
2662 MIPS_GP_SAVE_AREA_SIZE.
2663 * config/mips/mips.c (struct mips_frame_info): Update comment
2664 before arg_pointer_offset and hard_frame_pointer_offset.
2665 (mips_compute_frame_info): Update diagram before function: to
2666 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
2667 indicate the position of frame_pointer_rtx with -fstack-protector and
2668 to show args_size. Don't allocate cprestore area for leaf functions
2669 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
2671 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
2673 2009-04-30 Michael Matz <matz@suse.de>
2675 PR tree-optimization/39955
2676 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
2678 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
2680 * ira.c (setup_cover_and_important_classes): Use safe macro
2681 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
2683 * genpreds.c (write_tm_preds_h): Output suitable definition of
2684 REG_CLASS_FOR_CONSTRAINT.
2686 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2688 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
2690 * bitmap.c (bitmap_descriptor): Likewise.
2691 * ggc-common.c (loc_descriptor): Likewise.
2692 * varray.c (varray_descriptor): Likewise.
2693 * vec.c (vec_descriptor): Likewise.
2695 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
2697 * Makefile.in (dce.o): Add $(EXCEPT_H).
2698 * dce.c: Include except.h and delete redundant vector definitions.
2699 (deletable_insn_p): Return false for non-call insns that can throw
2702 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
2704 * gcse.c (ae_gen): Remove.
2705 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
2706 and make non-static function to make it available in store-motion.c.
2707 Update call sites with search-and-replace.
2708 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
2709 extract_mentioned_regs, extract_mentioned_regs_helper,
2710 find_moveable_store, compute_store_table, load_kills_store, find_loads,
2711 store_killed_in_insn, store_killed_after, store_killed_before,
2712 build_store_vectors, insert_insn_start_basic_block, insert-store,
2713 remove_reachable_equiv_notes, replace_store_insn, delete_store,
2714 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
2715 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
2716 * store-motion.c: ...new file. Also copy data structures from gcse.c
2717 and clean up to remove parts not used by store motion.
2718 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
2719 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
2721 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2724 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
2725 when optimizing for size.
2727 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
2729 * gcse.c (gcse_constant_p): Fix typo in last change.
2731 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2733 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
2735 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
2737 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
2739 2009-04-29 James E. Wilson <wilson@codesourcery.com>
2741 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
2742 CONST_HIGH_PART result.
2744 2009-04-29 Anatoly Sokolov <aesok@post.ru>
2746 * config/avr/avr.c (initial_elimination_offset): Rename to
2747 avr_initial_elimination_offset.
2748 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
2749 change return type to bool.
2750 (avr_can_eliminate): New function.
2751 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
2752 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
2753 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
2754 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
2755 avr_initial_elimination_offset.
2756 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
2757 (avr_initial_elimination_offset): Define.
2759 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
2760 Steven Bosscher <steven@gcc.gnu.org>
2762 PR rtl-optimization/39938
2763 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
2764 * cfgrtl.c: Include insn-attr.h.
2765 (rest_of_pass_free_cfg): New function.
2766 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
2767 * resource.c (init_resource_info): Remove call to df_analyze.
2769 2009-04-29 Richard Guenther <rguenther@suse.de>
2772 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
2773 allow conversion to signed integers.
2775 2009-04-29 Richard Guenther <rguenther@suse.de>
2777 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
2778 shifts of floating point vectors if the shift amount is
2779 a constant multiple of the element size.
2781 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
2782 Michael Matz <matz@suse.de>
2786 * tree-outof-ssa.c (emit_partition_copy): New function.
2787 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2788 insert_part_to_rtx_on_edge): Perform the partition base var
2789 copy using emit_partition_copy.
2790 (insert_value_copy_on_edge): Convert constants to the right mode.
2791 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
2792 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
2794 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2796 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
2797 scan backwards to try to find a constant to initialize it.
2799 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
2800 insn before the loop_end instruction, don't look past labels.
2802 2009-04-29 Richard Guenther <rguenther@suse.de>
2805 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2806 loose type conversions.
2807 (forward_propagate_addr_expr): Fix tuplification bug. Remove
2808 stmts only if there are no uses of its definition.
2810 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2812 * config/bfin/bfin.h (splitting_loops): Declare.
2813 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
2814 Reorder bit definitions to be ascending.
2815 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
2816 * config/bfin/bfin.c (splitting_loops): New variable.
2817 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
2818 (struct loop_info): Remove members INIT and LOOP_INIT.
2819 (bfin_optimize_loop): Don't set them. Reorder the code that generates
2820 the LSETUP sequence. Allow LC to be loaded from any register, but
2821 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
2822 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
2824 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
2825 of reload_completed.
2828 * config/bfin/bfin.md (movsi_insn): Refine constraints.
2830 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
2832 * Makefile.in (PLUGIN_VERSION_H): New.
2833 (OBJS-common): Remove plugin-version.o.
2834 (plugin.o): Depend on (PLUGIN_VERSION_H).
2835 (plugin-version.o): Remove.
2836 * configure: Regenerate
2837 * configure.ac: Create plugin-version.h.
2838 * gcc-plugin.h (plugin_gcc_version): Remove.
2839 (plugin_default_version_check): Change signature.
2840 * plugin-version.c: Remove.
2841 * plugin.c: Include plugin-version.h.
2842 (str_plugin_gcc_version_name): Remove.
2843 (try_init_one_plugin): Pass gcc version to plugin_init.
2844 (plugin_default_version_check): Both gcc and plugin versions are now
2847 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2849 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
2850 problematic last insns. Test for TYPE_CALL rather than CALL_P.
2851 Remove special case testing for last insn of inner loops. Don't fail
2852 if the loop ends with a jump, emit an extra nop instead.
2854 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
2855 DREGS rather than comparing directly. Remove code that tries to
2856 account for latencies.
2858 2009-04-29 Richard Guenther <rguenther@suse.de>
2860 PR tree-optimization/39941
2861 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
2862 eliminating an indirect call.
2864 2009-04-29 Richard Guenther <rguenther@suse.de>
2866 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
2867 parameter. Allow invariants as base if !require_lvalue.
2868 (verify_gimple_assign_single): Adjust.
2870 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2872 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
2873 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
2874 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
2875 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
2876 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
2878 * config/bfin/bfin.c (bfin_expand_builtin,
2879 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
2881 2009-04-28 Richard Guenther <rguenther@suse.de>
2883 * tree-vect-loop.c (get_initial_def_for_induction): Use
2884 correct types for pointer increment.
2886 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2888 * toplev.c (print_version): Update GMP version string calculation.
2890 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
2892 PR rtl-optimization/39938
2893 * resource.c (init_resource_info): Add call to df_analyze.
2895 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2897 * config/alpha/alpha.md (usegp): Cast the result of
2898 alpha_find_lo_sum_using_gp to enum attr_usegp.
2899 * config/alpha/alpha.c (override_options): Remove end-of-structure
2900 marker element from cpu_table. Use array size of cpu_table to handle
2901 -mcpu and -mtune options.
2902 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
2904 2009-04-28 Joseph Myers <joseph@codesourcery.com>
2906 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
2907 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
2908 tune_32 and tune_64.
2909 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2911 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
2912 * config/rs6000/option-defaults.h: ... here. New file.
2913 (OPT_64, OPT_32): Define.
2914 (MASK_64BIT): Define to 0 if not already defined.
2915 (OPT_ARCH64, OPT_ARCH32): Define.
2916 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
2919 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2921 * config/arm/arm.c (arm_override_options): Emit error on using
2924 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2926 PR rtl-optimization/39914
2927 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
2928 registers for allocnos created from user-defined variables only
2929 when not optimizing.
2931 2009-04-28 Richard Guenther <rguenther@suse.de>
2934 * fold-const.c (fold_binary): Use distribute_real_division only
2937 2009-04-28 Steve Ellcey <sje@cup.hp.com>
2939 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
2940 add hpux-stdint.h to tm_file.
2941 (hppa[12]*-*-hpux11*): Ditto.
2942 (ia64*-*-hpux*): Ditto.
2943 * config/hpux-stdint.h: New.
2944 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
2945 __STDC_EXT__ for all compiles.
2946 * config/pa/pa-hpux.h: Ditto.
2947 * config/pa/pa-hpux10.h: Ditto.
2948 * config/pa/pa-hpux11.h: Ditto.
2950 2009-04-28 Catherine Moore <clm@codesourcery.com>
2952 * debug.h (set_name): Add comment.
2954 2009-04-28 Andrew Pinski <pinskia@gmail.com>
2957 * config/darwin.c (machopic_gen_offset): Check
2958 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
2959 * config/arm/arm.c (require_pic_register): Likewise.
2961 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
2963 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
2964 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
2965 m32c_promote_prototypes): Delete.
2967 2009-04-28 Michael Matz <matz@suse.de>
2970 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
2973 2009-04-28 Richard Guenther <rguenther@suse.de>
2975 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
2977 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2979 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
2980 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
2981 * config/arm/arm-tune.md: Regenerate.
2983 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
2985 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
2986 block if there are complex incoming edges.
2987 (sel_merge_blocks): Remove useless assert.
2988 (sel_redirect_edge_and_branch): Check that edge was redirected.
2989 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
2990 (sel_find_rgns): Delete declaration.
2991 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
2992 the region when it is not a preheader.
2994 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2997 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
2999 2009-04-28 Richard Guenther <rguenther@suse.de>
3001 * tree.h (SSA_NAME_VALUE): Remove.
3002 (struct tree_ssa_name): Remove value_handle member.
3003 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
3004 array for jump threading.
3005 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
3007 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
3008 * tree-flow.h (threadedge_initialize_values): Declare.
3009 (threadedge_finalize_values): Likewise.
3010 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
3011 (SSA_NAME_VALUE): Define.
3012 (threadedge_initialize_values): New function.
3013 (threadedge_finalize_values): Likewise.
3014 * tree-ssa-dom.c (ssa_name_values): New global variable.
3015 (SSA_NAME_VALUE): Define.
3016 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
3018 2009-04-28 Ira Rosen <irar@il.ibm.com>
3020 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
3021 Use REPORT_VECTORIZED_LOCATIONS instead
3022 REPORT_VECTORIZED_LOOPS.
3023 * tree-vectorizer.c (vect_verbosity_level): Make static.
3024 (vect_loop_location): Rename to vect_location.
3025 (vect_set_verbosity_level): Update comment.
3026 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
3028 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
3029 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
3030 instead REPORT_UNVECTORIZED_LOOPS.
3031 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
3032 and vect_loop_def to vect_external_def and vect_internal_def.
3033 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
3034 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
3035 REPORT_UNVECTORIZED_LOCATIONS.
3036 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
3037 and vect_used_in_loop and to vect_unused_in_scope and
3039 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
3040 (vect_verbosity_level): Remove declaration.
3041 (vect_analyze_operations): Likewise.
3042 (vect_analyze_stmt): Declare.
3043 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
3044 REPORT_UNVECTORIZED_LOCATIONS.
3045 (vect_get_loop_niters): Fix indentation.
3046 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
3047 (vect_analyze_loop_operations): New function.
3048 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
3049 vect_analyze_operations.
3050 (vect_is_simple_reduction): Use new names.
3051 (vectorizable_live_operation, vect_transform_loop): Likewise.
3052 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
3053 to specify whether the data references can be a part of interleaving
3055 (vect_analyze_data_ref_dependence): Use new names.
3056 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
3057 (vect_create_addr_base_for_vector_ref): Remove redundant code.
3058 * tree-vect-patterns.c (widened_name_p): Use new names.
3059 (vect_recog_dot_prod_pattern): Likewise.
3060 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
3061 (process_use, vect_mark_stmts_to_be_vectorized,
3062 vect_model_simple_cost, vect_model_store_cost,
3063 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
3064 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
3065 vectorizable_operation, vectorizable_type_demotion,
3066 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
3067 vectorizable_condition): Likewise.
3068 (vect_analyze_operations): Split into vect_analyze_loop_operations
3070 (vect_analyze_stmt): ... new function.
3071 (new_stmt_vec_info): Use new names.
3072 (vect_is_simple_use): Use new names and fix comment.
3073 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
3074 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
3076 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
3079 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
3080 and integer modes for x87 operands. Do not ICE for unsupported size,
3081 generate error instead. Generate error for unsupported operand types.
3082 ['z']: Do not handle HImode memory operands specially. Warning
3083 for floating-point operands. Fallthru to 'Z' for unsupported operand
3084 types. Do not ICE for unsupported size, generate error instead.
3085 (output_387_binary_op): Use %Z to output operands.
3086 (output_fp_compare): Ditto.
3087 (output_387_reg_move): Ditto.
3089 2009-04-28 Ben Elliston <bje@au.ibm.com>
3094 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3096 * builtins.c (c_strlen): Do not warn here.
3097 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
3098 * c-common.c (pointer_int_sum): Take an explicit location.
3099 Warn about offsets out of bounds.
3100 * c-common.h (pointer_int_sum): Adjust declaration.
3102 2009-04-27 Ian Lance Taylor <iant@google.com>
3104 * collect2.c (is_ctor_dtor): Change type of ret field in struct
3106 * dce.c (run_fast_df_dce): Change type of old_flags to int.
3107 * df-core.c (df_set_flags): Change return type to int. Change
3108 type of old_flags to int.
3109 (df_clear_flags): Likewise.
3110 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
3111 (df_get_conditional_uses): Likewise.
3112 * df.h (df_set_flags, df_clear_flags): Update declarations.
3113 * dwarf2out.c (struct indirect_string_node): Change type of form
3114 field to enum dwarf_form.
3115 (AT_string_form): Change return type to enum dwarf_form.
3116 * fixed-value.c (fixed_compare): Add cast to enum type.
3117 * fwprop.c (update_df): Change 0 to VOIDmode.
3118 * gensupport.c: Change 0 to UNKNOWN.
3119 * gimple.h (gimple_cond_code): Add cast to enum type.
3120 * haifa-sched.c (reemit_notes): Add cast to enum type.
3121 * hooks.c (hook_int_void_no_regs): Remove function.
3122 * hooks.h (hook_int_void_no_regs): Remove declaration.
3123 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
3124 * predict.c (combine_predictions_for_insn): Add casts to enum type.
3125 * real.c (real_arithmetic): Add cast to enum type.
3126 (real_compare): Likewise.
3127 * target.h (struct gcc_target): Change return type of
3128 branch_target_register_class to enum reg_class.
3129 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
3130 default_branch_target_register_class.
3131 * targhooks.c (default_branch_target_register_class): New function.
3132 * targhooks.h (default_branch_target_register_class): Declare.
3133 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
3134 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
3136 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
3138 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
3139 vect_uninitialized_def. Change 0 to ERROR_MARK.
3140 * tree-vect-stmts.c (supportable_widening_operation): Don't
3141 initialize icode1 and icode2.
3142 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
3143 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
3145 (cmn_err_flag_specs): Change 0 to STD_C89.
3146 (cmn_err_char_table): Likewise.
3147 * config/arm/arm.c (get_arm_condition_code): Change type of code
3148 to enum arm_cond_code.
3149 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
3150 (IWMMXT_BUILTIN2): Likewise.
3151 (neon_builtin_type_bits): Don't define typedef.
3152 (neon_builtin_datum): Change type of bits field to int.
3153 (arm_expand_neon_args): Add cast to enum type.
3154 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
3156 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
3158 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
3160 * config/mips/mips.md (jal_macro): Return enum constant.
3161 (single_insn): Likewise.
3162 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
3164 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3166 * config/s390/s390.c (s390_tune_flags): Change type to int.
3167 (s390_arch_flags): Likewise.
3168 (s390_handle_arch_option): Change flags field of struct pta to int.
3169 * config/s390/s390.h (s390_tune_flags): Update declaration.
3170 (s390_arch_flags): Likewise.
3171 * config/sh/sh.c (prepare_move_operands): Compare
3172 tls_symbolic_operand result with enum constant.
3173 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
3174 (sh_expand_prologue): Add cast to enum type.
3175 (sh_expand_epilogue): Likewise.
3176 (tls_symbolic_operand): Change return type to enum tls_model.
3177 (fpscr_set_from_mem): Add cast to enum type.
3178 (legitimize_pic_address): Compare tls_symbolic_operand result with
3180 (sh_target_reg_class): Change return type to enum reg_class.
3181 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
3183 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
3184 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
3185 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
3186 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
3187 (delayed_branch, tls_call_delay): Likewise.
3188 (eligible_for_sibcall_delay): Likewise.
3189 (eligible_for_return_delay): Likewise.
3190 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
3191 (spu_expand_builtin_1): Likewise.
3193 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
3194 for all types of conversions.
3195 (output_init_element): Issue -Wc++-compat warning if needed when
3196 initializing a bitfield with enum type.
3197 * c-parser.c (c_parser_expression): Set original_type to
3198 original_type of right hand operand of comman operator.
3200 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3202 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
3204 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
3205 * doc/cpp.texi (Standard Predefined Macros)
3206 (Implementation-defined behavior): Likewise.
3207 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
3208 * doc/gimple.texi (GIMPLE Exception Handling)
3209 (@code{GIMPLE_ASSIGN}): Likewise.
3210 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
3211 * doc/invoke.texi (Warning Options, Optimize Options)
3212 (AVR Options, Darwin Options): Likewise.
3213 (Optimize Options): Reformulate -fwhole-program description.
3214 * doc/loop.texi (Lambda): Likewise.
3215 * doc/md.texi (Output Template, Define Constraints)
3216 (Standard Names, Insn Splitting): Likewise.
3217 * doc/options.texi (Option properties): Likewise.
3218 * doc/passes.texi (Tree-SSA passes): Likewise.
3219 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
3220 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
3221 (File Names and DBX): Likewise.
3222 * doc/trouble.texi (Incompatibilities): Likewise.
3224 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3226 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
3227 instruction is correct.
3229 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3231 Allow non-constant arguments to conversion intrinsics.
3232 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
3233 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
3234 * spu.c (print_operand): Handle 'v' and 'w'.
3235 (exp2_immediate_p, spu_gen_exp2): Define.
3236 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
3237 spu_convtf_1): Update parameter descriptions.
3238 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
3239 * constraints.md ('v', 'w'): New.
3240 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
3242 (i2f, I2F): New define_mode_attr.
3243 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
3244 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
3245 fixuns_truncv4sfv4si2): Update to use mode attribute.
3246 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
3247 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
3248 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
3249 patterns for combine.
3251 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
3253 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
3254 (cprop, hoist, pre, store_motion): New debug counters.
3255 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
3256 is not an RTL pass anymore.
3257 (pass_profiling): Remove extern decl for pass removed in 2005.
3258 (pass_gcse, pass_jump_bypass): Remove.
3259 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
3260 to 0 for clean state.
3261 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
3262 * cse.c (gate_handle_cse_after_global_opts,
3263 rest_of_handle_cse_after_global_opts): New functions.
3264 (pass_cse_after_global_opts): New pass, does local CSE.
3265 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
3266 (TV_CPROP): New timevar.
3267 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
3268 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
3269 (gcse_main, recompute_all_luids): Remove.
3270 (compute_hash_table_work): Call max_reg_num instead of reading
3272 (cprop_jump): Don't set run_jump_opt_after_gcse.
3273 (constprop_register): Always allow to alter jumps.
3274 (cprop_insn): Likewise.
3275 (do_local_cprop): Likewise.
3276 (local_cprop_pass): Likewise. Return non-zero if something changed.
3277 (cprop): Remove function, fold interesting bits into one_cprop_pass.
3278 (find_implicit_sets): Add note about missed optimization opportunity.
3279 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
3280 pass_rtl_cprop execute function.
3281 Don't bother tracking the pass number, each pass gets its own dumpfile
3283 Always allow to alter jumpsand bypass jumps.
3284 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
3285 will just find no suitable set.
3286 (pre_edge_insert): Fix dumping, this function is for PRE only.
3287 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
3288 pass_rtl_pre execute function.
3289 (hoist_code): Return non-zero if something changed. Keep track of
3290 substitutions and insertions for statistics gathering similar to PRE.
3291 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
3292 called from the pass_rtl_hoist execute function. Show pass statistics.
3293 (compute_store_table): Use max_reg_num directly instead of using the
3294 formerly global max_gcse_regno.
3295 (build_store_vectors): Likewise.
3296 (replace_store_insn): Fix dumping.
3297 (store_motion): Rename to ...
3298 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
3299 pass, called from the pass_rtl_store_motion execute function. Keep
3300 track of substitutions and insertions for statistics gathering similar
3302 (bypass_jumps): Remove, fold interesting bits into ...
3303 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
3304 from the pass_rtl_cprop execute function.
3305 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3306 pass_jump_bypass): Remove.
3307 (gate_handle_gcse, rest_of_handle_gcse): Remove.
3308 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
3309 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
3310 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
3311 (gate_rtl_store_motion, execute_rtl_store_motion,
3312 pass_rtl_store_motion): New.
3313 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
3314 make it clear that -fcse-skip-blocks is a no-op for backward compat.
3315 * passes.c (init_optimization_passes): Remove pass_gcse and
3316 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
3317 and cse_after_global_opts in place of pass_gcse. Schedule cprop
3318 instead of pass_jump_bypass.
3320 2009-04-27 Richard Guenther <rguenther@suse.de>
3323 * gimplify.c (gimplify_expr): If we are required to create
3324 a temporary make sure it ends up as register.
3326 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
3329 * config/i386/i386.c (construct_container): Don't call
3330 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
3331 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
3333 2009-04-27 Michael Matz <matz@suse.de>
3335 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
3336 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
3337 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
3338 (dump_replaceable_exprs): Take a bitmap.
3339 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
3341 (expand_gimple_basic_block): Likewise.
3342 * tree-ssa-ter.c (struct temp_expr_table_d): Make
3343 replaceable_expressions member a bitmap.
3344 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
3345 (mark_replaceable): Likewise.
3346 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
3347 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
3349 2009-04-27 Richard Guenther <rguenther@suse.de>
3351 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
3352 (verify_stmts): Dispatch to gimple/type verification code.
3353 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
3354 issue with call argument types.
3356 2009-04-27 Michael Matz <matz@suse.de>
3358 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
3359 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
3362 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
3363 Eric Botcazou <ebotcazou@adacore.com>
3365 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
3366 a label's basic block.
3367 (mark_target_live_regs): Tidy and rework obsolete comments.
3368 Change back DF problem to LIVE. If a label starts a basic block,
3369 assume that all registers that used to be live then still are.
3370 (init_resource_info): If a label starts a basic block, set its
3371 BLOCK_FOR_INSN accordingly.
3372 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
3374 2009-04-27 Richard Guenther <rguenther@suse.de>
3376 * tree-flow-inline.h (function_ann): Remove.
3377 (get_function_ann): Likewise.
3378 * tree-dfa.c (create_function_ann): Remove.
3379 * tree-flow.h (struct static_var_ann_d): Remove.
3380 (struct function_ann_d): Likewise.
3381 (union tree_ann_d): Remove fdecl member.
3382 (function_ann_t): Remove.
3383 (function_ann, get_function_ann, create_function_ann): Remove
3386 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
3388 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
3390 2009-04-27 Jan Hubicka <jh@suse.cz>
3392 * ipa-pure-const.c (struct funct_state_d): New fields
3393 state_previously_known, looping_previously_known; remove
3394 state_set_in_source.
3395 (analyze_function): Use new fields.
3396 (propagate): Avoid assumption that state_set_in_source imply
3399 * tree-ssa-loop-niter.c (finite_loop_p): New function.
3400 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
3401 * cfgloop.h (finite_loop_p): Declare.
3403 2009-04-26 Michael Matz <matz@suse.de>
3405 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
3407 2009-04-26 Michael Matz <matz@suse.de>
3409 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
3410 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
3411 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
3412 pass_mark_used_blocks): Remove.
3413 * tree-optimize.c (pass_free_datastructures,
3414 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
3415 * passes.c (init_optimization_passes): Don't call
3416 pass_mark_used_blocks, remove dead code.
3418 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
3420 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
3421 * tree-ssa-live.h (register_ssa_partition): Likewise.
3423 2009-04-26 Michael Matz <matz@suse.de>
3426 * builtins.c (fold_builtin_next_arg): Handle SSA names.
3427 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
3428 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
3430 (compare_pairs): Swap cost comparison.
3431 (coalesce_ssa_name): Don't use change_partition_var.
3432 * tree-nrv.c (struct nrv_data): Add modified member.
3433 (finalize_nrv_r): Set it.
3434 (tree_nrv): Use it to update statements.
3435 (pass_nrv): Require PROP_ssa.
3436 * tree-mudflap.c (mf_decl_cache_locals,
3437 mf_build_check_statement_for): Use make_rename_temp.
3438 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
3439 * alias.c (find_base_decl): Handle SSA names.
3440 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
3441 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
3442 * rtl.h (set_reg_attrs_for_parm): Declare.
3443 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
3444 to "optimized", remove unused locals at finish.
3445 (execute_free_datastructures): Make global, call
3446 delete_tree_cfg_annotations.
3447 (execute_free_cfg_annotations): Don't call
3448 delete_tree_cfg_annotations.
3450 * ssaexpand.h: New file.
3451 * expr.c (toplevel): Include ssaexpand.h.
3452 (expand_assignment): Handle SSA names the same as register variables.
3453 (expand_expr_real_1): Expand SSA names.
3454 * cfgexpand.c (toplevel): Include ssaexpand.h.
3455 (SA): New global variable.
3456 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
3457 (SSAVAR): New macro.
3458 (set_rtl): New helper function.
3459 (add_stack_var): Deal with SSA names, use set_rtl.
3460 (expand_one_stack_var_at): Likewise.
3461 (expand_one_stack_var): Deal with SSA names.
3462 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
3463 before unique numbers.
3464 (expand_stack_vars): Use set_rtl.
3465 (expand_one_var): Accept SSA names, add asserts for them, feed them
3466 to above subroutines.
3467 (expand_used_vars): Expand all partitions (without default defs),
3468 then only the local decls (ignoring those expanded already).
3469 (expand_gimple_cond): Remove edges when jumpif() expands an
3471 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
3472 or remove abnormal edges. Ignore insns setting the LHS of a TERed
3474 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
3475 members of SA; deal with PARM_DECL partitions here; expand
3476 all PHI nodes, free tree datastructures and SA. Commit instructions
3477 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
3478 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
3479 info and statements at start, collect garbage at finish.
3480 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
3481 (VAR_ANN_PARTITION) Remove.
3482 (change_partition_var): Don't declare.
3483 (partition_to_var): Always return SSA names.
3484 (var_to_partition): Only accept SSA names.
3485 (register_ssa_partition): Only check argument.
3486 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
3488 (delete_var_map): Don't free it.
3489 (var_union): Only accept SSA names, simplify.
3490 (partition_view_init): Mark only useful SSA names as used.
3491 (partition_view_fini): Only deal with SSA names.
3492 (change_partition_var): Remove.
3493 (dump_var_map): Use ssa_name instead of partition_to_var member.
3494 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
3496 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
3497 (struct _elim_graph): New member const_dests; nodes member vector of
3499 (set_location_for_edge): New static helper.
3500 (create_temp): Remove.
3501 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
3502 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
3503 (new_elim_graph): Allocate const_dests member.
3504 (clean_elim_graph): Truncate const_dests member.
3505 (delete_elim_graph): Free const_dests member.
3506 (elim_graph_size): Adapt to new type of nodes member.
3507 (elim_graph_add_node): Likewise.
3508 (eliminate_name): Likewise.
3509 (eliminate_build): Don't take basic block argument, deal only with
3510 partition numbers, not variables.
3511 (get_temp_reg): New static helper.
3512 (elim_create): Use it, deal with RTL temporaries instead of trees.
3513 (eliminate_phi): Adjust all calls to new signature.
3514 (assign_vars, replace_use_variable, replace_def_variable): Remove.
3515 (rewrite_trees): Only do checking.
3516 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
3517 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
3518 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
3519 contains_tree_r, MAX_STMTS_IN_LATCH,
3520 process_single_block_loop_latch, analyze_edges_for_bb,
3521 perform_edge_inserts): Remove.
3522 (expand_phi_nodes): New global function.
3523 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
3524 functions, initialize new parameter, remember partitions having a
3526 (finish_out_of_ssa): New global function.
3527 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
3528 don't reset in_ssa_p here, don't disable TER when mudflap.
3529 (pass_del_ssa): Remove.
3530 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
3532 (execute_free_datastructures): Declare.
3533 * Makefile.in (SSAEXPAND_H): New variable.
3534 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
3535 * basic-block.h (commit_one_edge_insertion): Declare.
3536 * passes.c (init_optimization_passes): Move pass_nrv and
3537 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
3538 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
3539 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
3540 (redirect_branch_edge): Deal with super block when expanding, split
3541 out jump patching itself into ...
3542 (patch_jump_insn): ... here, new static helper.
3544 2009-04-26 Michael Matz <matz@suse.de>
3546 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
3547 beyond num_ssa_names.
3548 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
3549 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
3551 2009-04-26 Jakub Jelinek <jakub@redhat.com>
3554 * fwprop.c (forward_propagate_asm): New function.
3555 (forward_propagate_and_simplify): Propagate also into __asm, if it
3556 doesn't increase the number of referenced registers.
3559 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
3561 2009-04-26 Jakub Jelinek <jakub@redhat.com>
3563 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
3564 note_nonlocal_vla_type for nonlocal VLAs.
3565 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
3566 contains_remapped_vars, remap_vla_decls): New functions.
3567 (convert_nonlocal_reference_stmt): If not optimizing, call
3568 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
3569 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
3570 if it wasn't found in var_map.
3571 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
3572 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
3573 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
3575 * gimplify.c (nonlocal_vlas): New variable.
3576 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
3578 (gimplify_body): Create and destroy nonlocal_vlas.
3580 * dwarf2out.c (loc_descr_plus_const): New function.
3581 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
3582 mem_loc_descriptor, loc_descriptor_from_tree_1,
3583 descr_info_loc, gen_variable_die): Use it.
3585 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
3586 !TREE_STATIC VAR_DECLs.
3587 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
3588 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
3589 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
3590 DECL_BY_REFERENCE is valid.
3591 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
3592 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
3593 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
3594 Copy DECL_BY_REFERENCE.
3595 (struct nesting_copy_body_data): New type.
3596 (nesting_copy_decl): New function.
3597 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
3598 if they have variable length.
3600 2009-04-26 Michael Matz <matz@suse.de>
3602 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
3603 mark new temporaries for renaming.
3605 2009-04-26 Joseph Myers <joseph@codesourcery.com>
3608 * c-decl.c (global_bindings_p): Return negative value.
3609 (c_variable_size): New. Based on variable_size from
3611 (grokdeclarator): Call c_variable_size not variable_size.
3613 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
3615 * config/i386/i386.c (print_operand) ['z']: Fix typo.
3617 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
3619 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
3620 Redefine it to just use mingw/include.
3621 (ASM_SPEC): Rules for -m32 and -m64.
3622 (LINK_SPEC): Use Likewise.
3623 (SPEC_32): New define.
3624 (SPEC_64): Likewise.
3625 (SUB_LINK_SPEC): Likewise.
3626 (MULTILIB_DEFAULTS): New define.
3627 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
3628 Add multilib options.
3629 (MULTILIB_DIRNAMES): Likewise.
3630 (MULTILIB_OSDIRNAMES): Likewise.
3632 (INSTALL_LIBGCC): Likewise.
3634 2009-04-26 Joseph Myers <joseph@codesourcery.com>
3637 * c-tree.h (enum c_inline_static_type): New.
3638 (record_inline_static): Declare.
3639 * c-decl.c (struct c_inline_static, c_inline_statics,
3640 record_inline_static, check_inline_statics): New.
3641 (pop_file_scope): Call check_inline_statics.
3642 (start_decl): Call record_inline_static instead of pedwarning
3643 directly for static in inline function.
3644 * c-typeck.c (build_external_ref): Call record_inline_static
3645 instead of pedwarning directly for static referenced in inline
3648 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
3650 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
3651 not new but only being rescanned.
3652 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
3653 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
3654 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
3655 record_set_info, compute_set, grealloc): Remove.
3656 (recompute_all_luids): New function.
3657 (gcse_main): Don't compute sets, and don't do related memory
3658 allocations/free-ing. If something changed before the end of the
3659 pass, update LUIDs using recompute_all_luids.
3660 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
3661 (free_gcse_mem): Don't free it either.
3662 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
3663 Use the df insn LUIDs.
3664 (load_killed_in_block): Likewise.
3665 (compute_hash_table_work): Don't compute reg_set_in_block.
3666 (compute_transp): Use DF_REG_DEF_CHAINs.
3667 (local_cprop_pass): Don't use compute_sets and related functions.
3668 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
3669 Use get_max_uid() instead of max_cuid.
3670 (insert_insn_end_basic_block, pre_insert_copy_insn,
3671 update_ld_motion_stores): Don't try to
3672 keep reg_set tables up to date.
3673 (pre_insert_copies): Use df insn LUIDs.
3674 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
3675 (reg_set_info): Don't use extra bitmap argument.
3676 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
3677 information to compute regs_set_in_block.
3678 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
3679 (bypass_jumps): Don't use compute_sets and friends.
3681 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3684 * opts.c (undocumented_msg): Do not leave blank even with
3687 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3689 * c-decl.c (build_enumerator): Allow values folding to integer
3690 constants but not integer constant expressions with a pedwarn if
3693 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3696 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
3697 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
3698 type is an integer constant.
3700 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3703 * config/i386/i386.c (print_operand) ['z']: Revert handling of
3706 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3709 * c-decl.c (grokdeclarator): Diagnose declarations of functions
3710 with variably modified return type and no storage class
3711 specifiers, except for the case of nested functions. Distinguish
3712 extern declarations of functions with variably modified return
3713 types from those of objects with variably modified types.
3715 2009-04-25 Jan Hubicka <jh@suse.cz>
3717 * tree.c (list_equal_p): New function.
3718 * tree.h (list_equal_p): Declare.
3719 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3720 basic_block_def, basic_block, const_basic_block): New.
3721 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
3722 (redirect_eh_edge): New function.
3723 (make_eh_edge_update_phi): EH edges are not abnormal.
3724 * except.c: Include tree-flow.h.
3725 (list_match): New function.
3726 (eh_region_replaceable_by_p): New function.
3727 (replace_region): New function.
3728 (hash_type_list): New function.
3729 (hash_eh_region): New function.
3730 (eh_regions_equal_p): New function.
3731 (merge_peers): New function.
3732 (remove_unreachable_regions): Verify EH tree when checking;
3734 (copy_eh_region_1): New function.
3735 (copy_eh_region): New function.
3736 (push_reachable_handler): New function.
3737 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
3738 regions without label but with live RESX.
3739 * except.h (redirect_eh_edge_to_label): New.
3740 * tree-flow.h (redirect_eh_edge): New.
3741 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3742 basic_block_def, basic_block, const_basic_block): Remove.
3743 * Makefile.in (except.o): Add dependency on tree-flow.h
3744 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
3745 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
3748 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
3751 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
3752 on the destination of memcpy.
3754 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
3756 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
3757 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
3758 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
3760 2009-04-25 Jan Hubicka <jh@suse.cz>
3762 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
3763 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
3764 to be reached by different label than left.
3765 (update_eh_edges): Update comment; remove edge_to_remove if possible
3766 and return true if suceeded.
3767 (cleanup_empty_eh): Accept sharing map; handle shared regions.
3768 (cleanup_eh): Compute sharing map.
3769 * except.c (remove_eh_handler_and_replace): Add argument if we should
3771 (remove_unreachable_regions): Update for label sharing.
3772 (label_to_region_map): Likewise.
3773 (get_next_region_sharing_label): New function.
3774 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
3776 (remove_eh_handler): Update.
3777 (remove_eh_region_and_replace_by_outer_of): New function.
3778 * except.h (struct eh_region): Add next_region_sharing_label.
3779 (remove_eh_region_and_replace_by_outer_of,
3780 get_next_region_sharing_label): Declare.
3781 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
3783 2009-04-25 Jan Hubicka <jh@suse.cz>
3785 * tree-cfg.c (split_critical_edges): Split also edges where we can't
3786 insert code even if they are not critical.
3788 2009-04-25 Jan Hubicka <jh@suse.cz>
3790 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3791 (gimple_can_remove_branch_p): EH edges won't remove branch by
3793 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
3794 updating of non-abnormal EH edges.
3795 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3796 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
3797 (split_critical_edges): Split also edges where emitting code on them
3798 will lead to splitting later.
3800 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3801 H.J. Lu <hongjiu.lu@intel.com>
3804 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
3805 the configured assembler supports fildq and fistpq mnemonics.
3806 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
3807 * configure: Regenerated.
3810 * config/i386/i386.c (print_operand): Handle 'Z'.
3811 ['z']: Remove handling of special fild/fist suffixes.
3812 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
3813 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
3814 suffix of fild insn.
3815 (*floatsi<mode>2_vector_mixed): Ditto.
3816 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
3817 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
3818 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3819 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
3820 * config/i386/gas.h (GAS_MNEMONICS): Remove.
3822 2009-04-25 Ben Elliston <bje@au.ibm.com>
3824 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
3825 the source of a set operation.
3827 2009-04-25 Anatoly Sokolov <aesok@post.ru>
3829 * target.h (struct gcc_target): Add case_values_threshold field.
3830 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
3831 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
3832 * targhooks.c (default_case_values_threshold): New function.
3833 * targhooks.h (default_case_values_threshold): Declare function.
3834 * stmt.c (expand_case): Use case_values_threshold target hook.
3835 * expr.h (case_values_threshold): Remove declartation.
3836 * expr.c (case_values_threshold): Remove function.
3837 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
3839 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
3840 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3841 (avr_case_values_threshold): Declare as static.
3842 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
3844 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
3845 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3846 (mn10300_case_values_threshold): New function.
3848 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3850 * ira.c (setup_cover_and_important_classes): Add enum cast.
3852 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
3854 * genpreds.c (write_enum_constraint_num): Output definition of
3855 CONSTRAINT_NUM_DEFINED_P macro.
3856 * ira.c (setup_cover_and_important_classes): Use
3857 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
3859 2009-04-24 DJ Delorie <dj@redhat.com>
3861 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
3862 __SH2A_SINGLE_ONLY__ also.
3864 2009-04-24 Steve Ellcey <sje@cup.hp.com>
3866 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
3867 (movdf_internal): Ditto.
3868 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
3869 SFmode and DFmode constants.
3870 (ia64_print_operand): Add 'G' format for printing
3871 floating point constants.
3873 2009-04-24 Richard Guenther <rguenther@suse.de>
3875 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
3876 from unsigned additions.
3878 2009-04-24 Joseph Myers <joseph@codesourcery.com>
3880 * c-typeck.c (set_init_index): Allow array designators that are
3881 not integer constant expressions with a pedwarn if pedantic.
3883 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3885 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
3886 zero if no overlap in nonzero bits between the operands.
3888 2009-04-24 Ian Lance Taylor <iant@google.com>
3890 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
3891 (record_dead_and_set_regs): Likewise.
3892 * df.h (struct df_mw_hardreg): Change flags field to int.
3893 (struct df_base_ref): Likewise.
3894 (struct df): Change changeable_flags field to int.
3895 * df-scan.c (df_defs_record): Change clobber_flags to int.
3896 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
3897 constants rather than #define macros.
3898 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
3899 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
3900 (enum dwarf_calling_convention): Likewise.
3901 (enum dwarf_line_number_x_ops): Likewise.
3902 (enum dwarf_call_frame_info): Likewise.
3903 (enum dwarf_source_language): Likewise.
3904 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
3905 (add_calling_convention_attribute): Likewise.
3906 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
3907 (combine_comparisons): Change compcode to int. Add cast to enum type.
3908 * genrecog.c (maybe_both_true_2): Change c to int.
3909 (write_switch): Likewise. Add cast to enum type.
3910 * gimplify.c (gimplify_omp_for): Handle return values from
3911 gimplify_expr using MIN rather than bitwise or.
3912 (gimplify_expr): Add cast to enum type.
3913 * ipa-prop.c (update_jump_functions_after_inlining): Change
3914 IPA_BOTTOM to IPA_JF_UNKNOWN.
3915 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
3916 Add casts to enum type.
3917 (setup_cover_and_important_classes): Change cl to int. Add casts
3919 (setup_class_translate): Change cl and mode to int.
3920 (ira_init_once): Change mode to int.
3921 (free_register_move_costs): Likewise.
3922 (setup_prohibited_mode_move_regs): Add casts to enum type.
3923 * langhooks.c (add_builtin_function_common): Rework assertion that
3924 value fits bitfield.
3925 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
3926 * omega.c (omega_do_elimination): Avoid math on enum types.
3927 * optabs.c (expand_vec_shift_expr): Remove casts to int.
3928 * opts.c (set_debug_level): Change 2 to enum constant. Use new
3929 int local to handle integral_argment value.
3930 * regmove.c (try_auto_increment): Change PUT_MODE to
3932 * reload.c (push_secondary_reload): Add casts to enum type.
3933 (secondary_reload_class, find_valid_class): Likewise.
3934 * reload1.c (emit_input_reload_insns): Likewise.
3935 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
3936 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
3937 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
3939 * tree.c (build_common_builtin_nodes): Add casts to enum type.
3940 * tree-complex.c (complex_lattice_t): Typedef to int rather than
3942 (expand_complex_libcall): Add casts to enum type.
3943 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
3944 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
3945 with ERROR_MARK, not NUM_TREE_CODES.
3946 (vect_create_epilog_for_reduction): Likewise.
3947 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
3948 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
3949 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
3951 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
3952 vect_unused_in_loop. Change 0 to loop_vect.
3953 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
3954 * var-tracking.c (get_init_value): Change return type to enum
3956 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
3957 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
3959 (arm_override_options): Add casts to enum type.
3960 (arm_emit_tls_decoration): Likewise.
3961 * config/i386/i386.c (ix86_function_specific_restore): Add casts
3963 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
3964 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
3965 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
3967 * config/s390/s390.c (code_for_builtin_64): Change to array of
3969 (code_for_builtin_31): Likewise.
3970 (s390_expand_builtin): Change code_for_builtin to enum insn_code
3972 * config/sparc/sparc.c (sparc_override_options): Change value
3973 field in struct code_model to enum cmodel. In initializer change
3974 0 to NULL and add cast to enum type.
3976 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
3977 Change all callers. Issue a -Wc++-compat warning using
3978 lhs_origtype if necessary.
3979 (convert_for_assignment): Issue -Wc++-compat warnings about
3980 invalid conversions to enum type on assignment.
3981 * c-common.h (build_modify_expr): Update declaration.
3983 2009-04-24 Nick Clifton <nickc@redhat.com>
3985 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
3986 (function_arg_advance): Likewise.
3987 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
3990 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3992 * config/s390/constraints.md ('I', 'J'): Fix condition.
3994 2009-04-24 Diego Novillo <dnovillo@google.com>
3996 * gengtype-parse.c (parse_error): Add newline after message.
3998 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
4000 * config/i386/sse.md (avxmodesuffixs): Removed.
4001 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
4002 (*avx_pinsr<ssevecsize>): This.
4004 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
4006 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
4007 follow chains of regs with a single definition, and allow expressions
4008 that are function_invariant_p.
4009 (simple_rhs_p): Allow expressions that are function_invariant_p.
4011 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
4014 * fold-const.c (fold_cond_expr_with_comparison): When folding
4015 > and >= to MAX, make sure the MAX uses the same type as the
4016 comparison's operands.
4018 2009-04-24 Nick Clifton <nickc@redhat.com>
4020 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
4021 addressing for DImode accesses.
4022 (frv_print_operand_address): Handle PLUS case.
4023 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
4025 2009-04-24 Jakub Jelinek <jakub@redhat.com>
4027 PR rtl-optimization/39794
4028 * alias.c (canon_true_dependence): Add x_addr argument.
4029 * rtl.h (canon_true_dependence): Adjust prototype.
4030 * cse.c (check_dependence): Adjust canon_true_dependence callers.
4031 * cselib.c (cselib_invalidate_mem): Likewise.
4032 * gcse.c (compute_transp): Likewise.
4033 * dse.c (scan_reads_nospill): Likewise.
4034 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
4035 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
4036 canon_base_addr of the group, plus optional offset.
4037 (struct group_info): Rename canon_base_mem to
4039 (get_group_info): Set canon_base_addr to canon_rtx of base, not
4040 canon_rtx of base_mem.
4042 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
4044 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
4045 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
4047 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4049 * config/spu/spu-builtins.h: Delete file.
4051 * config/spu/spu.h (enum spu_builtin_type): Move here from
4053 (struct spu_builtin_description): Likewise. Add GTY marker.
4054 Do not use enum spu_function_code or enum insn_code.
4055 (spu_builtins): Add extern declaration.
4057 * config/spu/spu.c: Do not include "spu-builtins.h".
4058 (enum spu_function_code, enum spu_builtin_type_index,
4059 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
4060 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
4061 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
4062 unsigned_V2DI_type_node): Move here from spu-builtins.h.
4063 (spu_builtin_types): Make static. Add GTY marker.
4064 (spu_builtins): Add extern declaration with GTY marker.
4067 * config/spu/spu-c.c: Do not include "spu-builtins.h".
4068 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
4069 Check programmatically whether all parameters are scalar.
4071 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
4073 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
4075 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
4076 assignment from the constructor either if the target is volatile.
4078 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
4080 * config/arm/arm.md (insv): Do not share operands[0].
4082 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
4084 * config/vxlib-tls.c (active_tls_threads): Delete.
4085 (delete_hook_installed): New.
4086 (tls_delete_hook): Don't delete the delete hook.
4087 (tls_destructor): Delete it here.
4088 (__gthread_set_specific): Adjust installing the delete hook.
4089 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
4090 __gthread_leave_tsd_dtor_context.
4092 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
4094 * c-format.c (gcc_tdiag_char_table): Add support for %E.
4096 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
4098 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
4100 (alpha_rtx_costs): Ditto.
4101 (emit_unlikely_jump): Use add_reg_note.
4102 (emit_frame_store_1): Ditto.
4103 (alpha_expand_prologue): Ditto.
4104 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
4105 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
4107 2009-04-23 Nick Clifton <nickc@redhat.com>
4109 * config/v850/v850.md (epilogue): Remove suppressed code.
4110 (return): Rename to return_simple and remove test of frame size.
4111 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
4112 to gen_return_simple.
4114 2009-04-22 Jing Yu <jingyu@google.com>
4117 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
4119 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4122 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
4123 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
4124 value is a VECTOR_CST, the element type is the element type of the
4127 2009-04-22 DJ Delorie <dj@redhat.com>
4129 * config/m32c/m32c.h: Update GTY annotations to new syntax.
4131 2009-04-22 Jakub Jelinek <jakub@redhat.com>
4133 * alias.c (find_base_term): Move around LO_SUM case, so that
4134 CONST falls through into PLUS/MINUS handling.
4137 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
4138 into 0, use omit_one_operand.
4140 2009-04-23 Ben Elliston <bje@au.ibm.com>
4142 * config/rs6000/linux-unwind.h (get_regs): Remove type
4143 puns. Change the type of `pc' to an array of unsigned ints and
4144 update all users. Constify frame24.
4146 2009-04-22 DJ Delorie <dj@redhat.com>
4148 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
4149 declarations before code.
4150 (current_function_special_page_vector): Likewise.
4151 (m32c_expand_insv): Silence a warning.
4153 2009-04-21 Taras Glek <tglek@mozilla.com>
4155 * alias.c: Update GTY annotations to new syntax.
4156 * basic-block.h: Likewise.
4157 * bitmap.h: Likewise.
4158 * c-common.h: Likewise.
4159 * c-decl.c: Likewise.
4160 * c-parser.c: Likewise.
4161 * c-pragma.c: Likewise.
4162 * c-tree.h: Likewise.
4163 * cfgloop.h: Likewise.
4164 * cgraph.h: Likewise.
4165 * config/alpha/alpha.c: Likewise.
4166 * config/arm/arm.h: Likewise.
4167 * config/avr/avr.h: Likewise.
4168 * config/bfin/bfin.c: Likewise.
4169 * config/cris/cris.c: Likewise.
4170 * config/darwin.c: Likewise.
4171 * config/frv/frv.c: Likewise.
4172 * config/i386/i386.c: Likewise.
4173 * config/i386/i386.h: Likewise.
4174 * config/i386/winnt.c: Likewise.
4175 * config/ia64/ia64.h: Likewise.
4176 * config/iq2000/iq2000.c: Likewise.
4177 * config/mips/mips.c: Likewise.
4178 * config/mmix/mmix.h: Likewise.
4179 * config/pa/pa.c: Likewise.
4180 * config/pa/pa.h: Likewise.
4181 * config/rs6000/rs6000.c: Likewise.
4182 * config/s390/s390.c: Likewise.
4183 * config/sparc/sparc.c: Likewise.
4184 * config/xtensa/xtensa.c: Likewise.
4185 * cselib.h: Likewise.
4186 * dbxout.c: Likewise.
4187 * dwarf2out.c: Likewise.
4188 * except.c: Likewise.
4189 * except.h: Likewise.
4190 * fixed-value.h: Likewise.
4191 * function.c: Likewise.
4192 * function.h: Likewise.
4193 * gimple.h: Likewise.
4194 * integrate.c: Likewise.
4195 * optabs.c: Likewise.
4196 * output.h: Likewise.
4199 * stringpool.c: Likewise.
4200 * tree-data-ref.c: Likewise.
4201 * tree-flow.h: Likewise.
4202 * tree-scalar-evolution.c: Likewise.
4203 * tree-ssa-address.c: Likewise.
4204 * tree-ssa-alias.h: Likewise.
4205 * tree-ssa-operands.h: Likewise.
4208 * varasm.c: Likewise.
4209 * varray.h: Likewise.
4211 * coretypes.h: Do not define GTY macro if it is already defined.
4212 * doc/gty.texi: Update GTY documentation to new syntax.
4213 * gengtype-lex.l: Enforce attribute-like syntax for GTY
4214 annotations on structs.
4215 * gengtype-parse.c: Likewise.
4217 2009-04-22 Mark Heffernan <meheff@google.com>
4219 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
4221 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
4223 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
4226 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
4228 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
4229 the same as a PLUS without a shift. Increase the cost of a
4232 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4234 * Makefile.in: Update dependencies.
4235 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
4236 * errors.h: Remove bogus comment about compatibility.
4237 (warning): Update declaration.
4238 * genautomata.c: Update all calls to warning.
4239 * gimple.c: Do not include errors.h. Include toplev.h.
4240 * tree-ssa-structalias.c: Do not include errors.h.
4241 * omega.c: Likewise.
4242 * tree-ssa-reassoc.c: Likewise.
4243 * config/spu/spu-c.c: Likewise.
4244 * config/spu/t-spu-elf: Update dependencies.
4246 2009-04-22 Richard Guenther <rguenther@suse.de>
4248 PR tree-optimization/39824
4249 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
4250 make sure the types are compatible.
4252 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4255 * c-common.c (c_parse_error): Take a token_flags parameter.
4256 Use token_type for the token type instead.
4257 Pass token_flags to cpp_type2name.
4258 * c-common.h (c_parse_error): Update declaration.
4259 * c-parser.c (c_parser_error): Pass 0 as token flags.
4261 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
4263 PR rtl-optimization/39580
4264 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
4266 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4268 * function.c (expand_function_end): Do not emit a jump to the "naked"
4269 return label for fall-through returns.
4270 * except.c (sjlj_emit_function_exit): Always place the call to the
4271 unregister function at the location installed by expand_function_end.
4273 2009-04-22 Richard Guenther <rguenther@suse.de>
4275 PR tree-optimization/39845
4276 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
4277 (gen_inbound_check): Likewise.
4279 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
4281 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
4283 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
4284 * config/vxlib.c (__gthread_once): Add race guard for PPC.
4286 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
4288 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
4289 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
4290 shift counts to avoid out-of-bounds array accesses.
4292 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
4294 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
4295 (Pmode): Move above.
4297 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
4299 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
4300 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
4301 GET_CODE macro. Use IN_RANGE macro where appropriate.
4302 * config/alpha/alpha.h: Ditto.
4303 * config/alpha/alpha.md: Ditto.
4304 * config/alpha/constraints.md: Ditto.
4305 * config/alpha/predicates.md: Ditto.
4307 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
4309 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
4310 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4311 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4312 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4313 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4314 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4315 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4316 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4317 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4318 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4319 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4320 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4321 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4322 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4323 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4324 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4325 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4326 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4327 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4328 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4329 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4330 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4331 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4332 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4333 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4334 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4335 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
4337 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
4339 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
4340 references from comments.
4341 * cfgbuild.c: (count_basic_blocks): Delete.
4342 (find_basic_blocks_1): Delete.
4343 (find_basic_blocks): Delete.
4344 * except.c (finish_eh_generation): Make static. Move comment from
4345 except.h here. Remove find_basic_blocks references from comments.
4346 * except.h (finish_eh_generation): Delete.
4347 * basic-block.h (find_basic_blocks): Delete.
4348 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
4350 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
4352 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
4353 (sdbout_parms): Likewise.
4355 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
4357 * config/sh/sh.c (prepare_cbranch_operands): Use
4358 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
4359 (expand_cbranchdi4): Likewise.
4360 (from_compare): Add cast to enum type.
4361 (expand_cbranchsi4): Use add_reg_note.
4362 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
4363 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
4364 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
4365 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
4366 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
4367 instead of CODE_FOR_nothing.
4368 (cbranchdi4): Likewise. Fix the order of arguments for
4370 (push_fpscr): Use add_reg_note.
4371 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
4372 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
4374 2009-04-21 Joseph Myers <joseph@codesourcery.com>
4376 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
4377 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
4378 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
4379 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
4380 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
4381 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
4382 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
4383 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
4384 config/alpha/x-vms, config/arc/t-arc,
4385 config/arm/README-interworking, config/arm/arm-c.c,
4386 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
4387 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
4388 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
4389 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
4390 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
4391 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
4392 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
4393 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
4394 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
4395 config/cris/t-elfmulti, config/crx/t-crx,
4396 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
4397 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
4398 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
4399 config/h8300/t-h8300, config/i386/athlon.md,
4400 config/i386/darwin-libgcc.10.4.ver,
4401 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
4402 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
4403 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
4404 config/i386/t-linux64, config/i386/t-nwld,
4405 config/i386/t-rtems-i386, config/i386/t-sol2-10,
4406 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
4407 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
4408 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
4409 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
4410 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
4411 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
4412 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
4413 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
4414 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
4415 config/m68k/t-uclinux, config/mcore/t-mcore,
4416 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
4417 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
4418 config/mips/crtn.asm, config/mips/irix-crti.asm,
4419 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
4420 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
4421 config/mips/mips-fixed.md, config/mips/sb1.md,
4422 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
4423 config/mips/t-iris6, config/mips/t-isa3264,
4424 config/mips/t-libgcc-mips16, config/mips/t-linux64,
4425 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
4426 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
4427 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
4428 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
4429 config/mn10300/t-linux, config/mn10300/t-mn10300,
4430 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
4431 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
4432 config/picochip/libgccExtras/clzsi2.asm,
4433 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
4434 config/rs6000/darwin-libgcc.10.4.ver,
4435 config/rs6000/darwin-libgcc.10.5.ver,
4436 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
4437 config/rs6000/t-aix43, config/rs6000/t-aix52,
4438 config/rs6000/t-darwin, config/rs6000/t-fprules,
4439 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
4440 config/rs6000/t-lynx, config/rs6000/t-netbsd,
4441 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
4442 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
4443 config/rs6000/t-rtems, config/rs6000/t-spe,
4444 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
4445 config/score/t-score-elf, config/sh/divcost-analysis,
4446 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
4447 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
4448 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
4449 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
4450 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
4451 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
4452 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
4453 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
4454 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
4455 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
4456 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
4457 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
4458 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
4459 limitx.h, version.c, xcoff.h: Add copyright and license notices.
4460 * config/h8300/genmova.sh: Include copyright and license notices
4461 in generated output.
4462 * config/h8300/mova.md: Regenerate.
4463 * doc/install.texi2html: Include word "Copyright" in copyright
4464 notice and use name "Free Software Foundation, Inc.".
4465 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
4466 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
4467 ChangeLog-2007, ChangeLog-2008: Correct dates.
4469 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
4471 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
4472 NE_EXPR operations as well.
4473 * c-parser.c (c_parser_condition): Do not set location information on
4475 (c_parser_conditional_expression): Likewise.
4476 (c_parser_binary_expression): Set location information on operators.
4477 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
4478 TRUTH_NOT_EXPR has been folded.
4479 * fold-const.c (fold_truth_not_expr): Copy location information from
4480 the incoming expression to the outgoing one.
4481 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
4482 recursive calls on the LHS of the operator but pass that of the
4483 operator to recursive calls on the RHS of the operator. Set it
4485 (shortcut_cond_expr): Set the locus of the operator on the second
4486 COND_EXPR and that of the expression on the first in degenerate cases.
4487 Pass the locus of the expression to calls to shortcut_cond_r.
4488 Set the locus of the 'then' block on the associated jump, if any.
4489 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
4490 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
4491 expression to call to gimplify_boolean_expr.
4493 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
4495 * config.gcc: Add additional configuration for
4496 i686-w64-mingw* and x86_64-w64-mingw* triplet.
4497 * config/i386/mingw-w64.h: New mingw-w64 specific header.
4498 (CPP_SPEC): Redefine for allowing -municode option.
4499 (STARTFILE_SPEC): Likewise.
4500 * config/i386/t-mingw-w64: New.
4501 * config/i386/mingw-w64.opt: New.
4502 (municode): Add new target option.
4503 * doc/invoke.texi (municode): Add documentation for new option.
4505 2009-04-21 Ian Lance Taylor <iant@google.com>
4507 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4508 Correct test for number of arguments.
4509 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
4511 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
4513 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
4514 argument of emit_library_call.
4516 2009-04-21 Richard Guenther <rguenther@suse.de>
4519 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
4520 inside VIEW_CONVERT_EXPRs.
4522 2009-04-21 Martin Jambor <mjambor@suse.cz>
4524 * tree-switch-conversion.c (build_constructors): Split a long line.
4525 (constructor_contains_same_values_p): New function.
4526 (build_one_array): Create assigns of constants if possible, do not
4527 call mark_sym_for_renaming, call update_stmt.
4528 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
4529 make_rename_temp. Do not call mark_symbols_for_renaming, call
4531 (gen_def_assigns): Do not call mark_symbols_for_renaming or
4532 find_new_referenced_vars, call update_stmt.
4533 (gen_inbound_check): Use create_tmp_var and create ssa names manually
4534 instead of calling make_rename_temp. Do not call
4535 find_new_referenced_vars or mark_symbols_for_renaming, call
4538 2009-04-21 Richard Guenther <rguenther@suse.de>
4540 PR tree-optimization/39827
4541 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
4542 (tree_ssa_phiprop): Pass the correct array size.
4544 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
4546 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
4548 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
4551 * c-typeck.c (lvalue_p): Move declaration ...
4552 * c-common.h (lvalue_p): ... to here.
4553 * c-common.c (candidate_equal_p): New.
4554 (add_tlist): Use it.
4555 (merge_tlist): Use it.
4556 (warn_for_collisions_1): Likewise.
4557 (warning_candidate_p): Accept more candidates.
4558 (verify_tree): A warning candidate can be an expression. Use
4561 2009-04-21 Ben Elliston <bje@au.ibm.com>
4564 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
4565 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
4566 options. Remove -mcall-solaris documentation.
4568 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4571 * doc/invoke.texi (-Wlong-long): Update description.
4572 * c-lex (interpret_integer): Only warn if there was no previous
4573 overflow and -Wlong-long is enabled.
4574 * c-decl.c (declspecs_add_type): Drop redundant flags.
4575 * c.opt (Wlong-long): Init to -1.
4576 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
4577 and front-end warn_long_long. Wlong-long only depends on other
4578 flags if it is uninitialized.
4579 * c-parser.c (disable_extension_diagnostics): warn_long_long is
4580 the same for CPP and FE.
4581 (restore_extension_diagnostics): Likewise.
4583 2009-04-20 Ian Lance Taylor <iant@google.com>
4585 Fix enum conversions which are invalid in C++:
4586 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
4587 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
4588 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
4589 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
4590 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
4591 (dbxout_parms): Likewise.
4592 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
4593 (df_clear_flags): Likewise.
4594 * df-problems.c (df_rd_bb_local_compute_process_def): Change
4595 top_flag parameter to int.
4596 (df_chain_create_bb_process_use): Likewise.
4597 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
4599 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
4600 (df_ref_create_structure, df_def_record_1): Likewise.
4601 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
4602 (df_notes_rescan): Change 0 to VOIDmode in function call.
4603 (df_get_call_refs, df_insn_refs_collect): Likewise.
4604 (df_bb_regs_collect): Likewise.
4605 (df_entry_block_defs_collect): Likewise.
4606 (df_exit_block_uses_collect): Likewise.
4607 * df.h: Update declarations.
4608 * double-int.c (double_int_divmod): Add cast to enum type.
4609 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
4610 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
4611 (based_loc_descr): Likewise.
4612 (loc_descriptor_from_tree_1): Change first_op and second_op to
4613 enum dwarf_location_atom. Add cast to enum type.
4614 * expmed.c (init_expmed): Change 0 to SET in function call.
4615 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
4616 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
4617 (do_store_flag): Likewise.
4618 * fixed-value.h (struct fixed_value): Change mode to enum
4620 * function.c (assign_parms): Change 0 to VOIDmode in function call.
4621 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
4623 (insert_insn_decl, insert_decl, insert_state): Likewise.
4624 (automata_list_finish): Likewise.
4625 * genrecog.c (process_define_predicate): Add cast to enum type.
4626 * gensupport.c (init_predicate_table): Add cast to enum type.
4627 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
4629 (gimple_build_call_1, gimple_build_label): Likewise.
4630 (gimple_build_goto, gimple_build_asm_1): Likewise.
4631 (gimple_build_switch_1, gimple_build_cdt): Likewise.
4632 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
4633 (enum fallback): Rename from enum fallback_t.
4634 (fallback_t): Typedef as int.
4635 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
4636 GSI_SAME_STMT in function call.
4637 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
4639 (setup_reg_class_relations): Likewise.
4640 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
4641 (setup_prohibited_class_mode_regs): Add cast to enum type.
4642 (setup_prohibited_mode_move_regs): Likewise.
4643 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
4644 (record_address_regs): Change i to enum reg_class.
4645 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
4646 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
4647 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
4648 (GET_MODE_2XWIDER_MODE): Likewise.
4649 (GET_CLASS_NARROWEST_MODE): Likewise.
4650 * omp-low.c (expand_omp_for): Add cast to enum type.
4651 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
4652 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
4653 * postreload.c (reload_cse_simplify_operands): Change rclass local
4655 * predict.c (combine_predictions_for_insn): Change best_predictor
4656 and predictor to enum br_predictor.
4657 (combine_predictions_for_bb): Likewise.
4658 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
4659 use SET_PREDICT_EXPR_OUTCOME.
4660 * real.c (real_arithmetic): Change icode to code in function call.
4661 * reginfo.c (init_move_cost): Add casts to enum type.
4662 (init_reg_sets_1, init_fake_stack_mems): Likewise.
4663 * regmove.c (regclass_compatible_p): Change class0 and class1 to
4665 * reload.c (find_valid_class): Add casts to enum type.
4666 (push_reload): Change 0 to NO_REGS in function call.
4667 (find_reloads): Change this_alternative to array of enum
4668 reg_class. Remove some now-unnecessary casts.
4669 (make_memloc): Change 0 to VOIDmode in function call.
4670 * reload1.c (reload): Change 0 to VOIDmode in function call.
4671 (eliminate_regs_1, elimination_effects): Likewise.
4672 (eliminate_regs_in_insn): Likewise.
4673 (emit_input_reload_insns): Add cast to enum type.
4674 (delete_output_reload): Change 0 to VOIDmode in function call.
4675 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
4676 to enum type in function call.
4677 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
4678 (SET_PREDICT_EXPR_OUTCOME): Define.
4679 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
4680 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
4681 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
4682 (dump_function): Likewise.
4683 * tree-dump.h: Update declarations.
4684 * tree-pass.h: Update declarations.
4685 * varasm.c (assemble_integer): Change mclass to enum mode_class.
4686 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
4688 (arm_rtx_costs_1): Correct parenthesization.
4689 (arm_rtx_costs): Add casts to enum type.
4690 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
4691 (vfp_emit_fstmd): Use add_rg_note.
4692 (emit_multi_reg_push, emit_sfm): Likewise.
4693 (thumb_set_frame_pointer): Likewise.
4694 (arm_expand_prologue): Likewise.
4695 (arm_regno_class): Change return type to enum reg_class.
4696 (thumb1_expand_prologue): Use add_reg_note.
4697 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
4698 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
4700 * config/arm/gentune.sh: Add cast to enum type.
4701 * config/arm/arm-tune.md: Rebuild.
4702 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
4703 (ix86_split_fp_branch, predict_jump): Likewise.
4704 (ix86_expand_multi_arg_builtin): Change sub_code from enum
4705 insn_code to enum rtx_code.
4706 (ix86_builtin_vectorized_function): Add cast to enum type.
4707 * config/i386/i386.md (truncdfsf2): Change slot to enum
4709 (truncxf<mode>2, isinf<mode>2): Likewise.
4710 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
4712 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
4713 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
4714 (insert_bundle_state): Change 1 to INSERT in function call.
4715 (ia64_add_bundle_selector_before): Likewise.
4716 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
4717 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
4718 (restore_stack_nonlocal): Likewise.
4719 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
4721 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
4723 (mips_rtx_costs): Likewise.
4724 (mips_override_options): Add casts to enum type.
4725 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
4727 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
4728 (store_reg, set_reg_plus_d): Likewise.
4729 (hppa_expand_prologue, hppa_profile_hook): Likewise.
4730 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4732 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
4734 (emit_unlikely_jump): Use add_reg_note.
4735 (rs6000_emit_allocate_stack): Likewise.
4736 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
4737 (output_toc): Change 1 to INSERT in function call.
4738 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
4739 (rs6000_initialize_trampoline): Likewise.
4740 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
4742 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
4743 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
4744 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
4745 (save_gprs): Use add_reg_note.
4746 (s390_emit_prologue): Likewise.
4747 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
4748 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
4749 (sparc_fold_builtin): Add cast to enum type.
4750 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
4752 (spu_expand_prologue): Use add_reg_note.
4753 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
4755 2009-04-20 Ian Lance Taylor <iant@google.com>
4757 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
4758 (c_parser_postfix_expression_after_primary): Get VEC for list of
4759 arguments. Get original types of arguments. Call
4760 build_function_call_vec.
4761 (cached_expr_list_1, cached_expr_list_2): New static variables.
4762 (c_parser_expr_list): Change return type to VEC *. Add
4763 p_orig_types parameter. Change all callers.
4764 (c_parser_release_expr): New static function.
4765 (c_parser_vec_to_tree_list): New static function.
4766 * c-typeck.c (build_function_call): Rewrite to build a VEC and
4767 call build_function_call_vec.
4768 (build_function_call_vec): New function, based on old
4769 build_function_call.
4770 (convert_arguments): Remove nargs and argarray parameters. Change
4771 values to a VEC. Add origtypes parameter.
4772 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
4773 (convert_for_assignment): Add origtype parameter. Change all
4774 callers. If warn_cxx_compat, check for conversion to an enum
4775 type when calling a function.
4776 (store_init_value): Add origtype parameter. Change all callers.
4777 (digest_init): Likewise.
4778 (struct init_node): Add origtype field.
4779 (add_pending_init): Add origtype parameter. Change all callers.
4780 (output_init_element): Likewise.
4781 (output_pending_init_elements): Pass origtype from init_node to
4782 output_init_element.
4783 (process_init_element): Pass origtype from c_expr to
4784 output_init_element.
4785 (c_finish_return): Add origtype parameter. Change all callers.
4786 * c-common.c (sync_resolve_size): Change params to VEC *. Change
4788 (sync_resolve_params): Likewise.
4789 (sync_resolve_return): Change params to first_param. Change caller.
4790 (resolve_overloaded_builtins): Change params to VEC *. Change
4791 callers. Save first parameter around call to build_function_call_vec.
4792 * c-decl.c (finish_decl): Add origtype parameter. Change all
4793 callers. Call build_function_call_vec rather than
4794 build_function_call for cleanup.
4795 * c-tree.h: Update declarations.
4796 * c-common.h: Update declarations.
4797 * stub-objc.c (objc_rewrite_function_call): Change parameter from
4798 params to first_param.
4799 * target.h (struct gcc_target): Change resolve_overloaded_builtin
4800 params parameter from tree to void *.
4801 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4802 Change arglist parameter to have type void *, and to be a pointer
4804 * config/rs6000/rs6000-protos.h
4805 (altivec_resolve_overloaded_builtin): Update declaration.
4806 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
4807 fnargs parameter to have type void *, and to be a pointer to a
4808 VEC. Call build_function_call_vec instead of
4809 build_function_call.
4810 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
4812 2009-04-20 Joey Ye <joey.ye@intel.com>
4813 Xuepeng Guo <xuepeng.guo@intel.com>
4814 H.J. Lu <hongjiu.lu@intel.com>
4816 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
4818 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
4819 (IX86_LEA_PRIORITY): Likewise.
4820 (distance_non_agu_define): New function.
4821 (distance_agu_use): Likewise.
4822 (ix86_lea_for_add_ok): Likewise.
4823 (ix86_dep_by_shift_count): Likewise.
4825 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
4826 should split for LEA.
4828 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
4830 (ix86_dep_by_shift_count): Likewise.
4832 2009-04-20 Richard Guenther <rguenther@suse.de>
4834 * expr.c (handled_component_p): Move ...
4835 * tree.h (handled_component_p): ... here.
4836 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
4837 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
4838 and REALPART_EXPR to be in one group.
4840 2009-04-20 Richard Guenther <rguenther@suse.de>
4842 * basic-block.h (get_all_dominated_blocks): Declare.
4843 * dominance.c (get_all_dominated_blocks): New function.
4844 * tree-cfg.c (get_all_dominated_blocks): Remove.
4845 (remove_edge_and_dominated_blocks): Adjust.
4846 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
4847 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
4848 instead of recursing.
4850 2009-04-20 Doug Kwan <dougkwan@google.com>
4852 * cgraph.h (cgraph_node_ptr): New type for vector functions.
4853 (struct cgraph_node_set_def): New type.
4854 (cgraph_node_set) New type. Also declare vector functions.
4855 (struct cgraph_node_set_element_def): New type.
4856 (cgraph_node_set_element): Ditto.
4857 (cgraph_node_set_iterator): New iterator type.
4858 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
4859 cgraph_node_set_remove, dump_cgraph_node_set,
4860 debug_cgraph_node_set): New prototypes.
4861 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
4862 cgraph_node_set_size): New inlines.
4863 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
4865 (struct ipa_opt_pass): Add struct cgraph_node_set_def
4866 argument to function 'write_summary'.
4867 * ipa.c: Include ggc.h.
4868 (hash_cgraph_node_set_element,
4869 eq_cgraph_node_set_element, cgraph_node_set_new,
4870 cgraph_node_set_add, cgraph_node_set_remove,
4871 cgraph_node_set_find, dump_cgraph_node_set,
4872 debug_cgraph_node_set): New functions.
4873 * Makefile.in (ipa.o): Add dependency on GGC_H.
4875 2009-04-20 Ira Rosen <irar@il.ibm.com>
4877 PR tree-optimization/39675
4878 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
4879 check of the return code of vect_schedule_slp. Check that
4880 stmt_vec_info still exists for the statement, before checking its
4883 2009-04-20 Michael Matz <matz@suse.de>
4885 * Makefile.in (generated_files): Take out $(simple_generated_c).
4887 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
4889 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
4890 (UINTPTR_TYPE): Likewise.
4892 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4895 * c-typeck.c (digest_init): Check for initializing an array with a
4898 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4901 * c-semantics.c (pop_stmt_list): Propagate
4902 STATEMENT_LIST_HAS_LABEL to parent statement list.
4904 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
4906 * config/mips/mips.h (mips_tune_attr): New macro.
4907 * config/mips/mips.md (cpu): Use it.
4909 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4912 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
4915 2009-04-19 Diego Novillo <dnovillo@google.com>
4917 * toplev.c (compile_file): Move call to coverage_finish ...
4918 * cgraphunit.c (ipa_passes): ... here.
4919 Call cgraph_process_new_functions.
4920 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
4921 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
4923 2009-04-19 Jan Hubicka <jh@suse.cz>
4925 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
4927 (dump_cgraph_node): Dump can throw external flag.
4928 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
4930 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4934 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
4935 * common.opt (Wlogical-op): Move from here...
4936 * c.opt (Wlogical-op): ... to here.
4937 * c-typeck.c (parser_build_binary_op): Update call to
4938 warn_logical_operator.
4939 * c-opts.c (c_common_post_options): Enable warn_logical_op with
4941 * c-common.c (warn_logical_op): Update.
4942 * c-common.h (warn_logical_op): Update declaration.
4944 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
4946 * tree.c (protected_set_expr_location): Fix formatting.
4948 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4951 * c-typeck.c (readonly_warning): new.
4952 (build_unary_op, build_modify_expr): Use readonly_warning for
4953 storing into something readonly but not const-qualified.
4955 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4958 * c-typeck.c (build_unary_op): Check for taking address of
4959 expression of type void.
4961 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4964 * c-typeck.c (build_function_call): Check for calling a function
4965 with qualified void return types. Call require_complete_type when
4968 2009-04-18 Jan Hubicka <jh@suse.cz>
4970 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
4972 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
4973 can_throw_external flag.
4974 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
4975 * ipa-pure-const.c (ignore_edge): New function.
4976 (propagate): Compute order for NOTHROW computation; set NOTHROWs
4977 only over can_throw_external edges.
4978 (local_pure_const): Add nothrow flag.
4979 * ipa-utils.c (searchc): Add ignore_edge callback.
4980 (ipa_utils_reduced_inorder): Add ignore_edge callback.
4981 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
4982 (set_nothrow_function_flags): Update cgraph.
4983 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
4985 2009-04-18 Richard Guenther <rguenther@suse.de>
4988 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
4989 (fold_stmt): ... this and ...
4990 (fold_stmt_inplace): ... this.
4991 (fold_stmt_1): Fold references in calls and asms.
4992 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
4994 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4996 * tree-vrp.c (ssa_name_nonzero_p): Remove.
4997 * tree.h: Remove the prototype for ssa_name_nonzero_p.
4999 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5001 * tree.c (function_args_count): Remove.
5002 * tree.h: Remove the prototype for function_args_count.
5004 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5006 * tree-iterator.c (expr_only): Remove.
5007 * tree.h: Remove the prototype for expr_only.
5009 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5011 * reginfo.c (cannot_change_mode_set_regs): Remove.
5012 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
5014 2009-04-08 Anatoly Sokolov <aesok@post.ru>
5016 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
5017 whether operands 0 and 1 overlaps.
5019 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
5022 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
5023 pointer. Use warning_at instead of warning.
5024 (search_for_addr_array): Likewise.
5025 (check_array_bounds): Likewise.
5026 (check_all_array_refs): Check that the incoming edge is not in the
5027 list of edges to be removed.
5028 (check_all_array_refs): Avoid the temporal pointer.
5029 (vrp_visit_cond_stmt): Fix typo.
5030 (simplify_switch_using_ranges): Handle the case where the switch
5031 index is an integer constant.
5033 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
5035 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
5037 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
5039 * doc/extend.texi, doc/invoke.texi: Fix typos.
5041 2009-04-17 Cary Coutant <ccoutant@google.com>
5043 * tree-flow-inline.h (get_lineno): Fix inverted test.
5045 2009-04-17 Diego Novillo <dnovillo@google.com>
5047 * tree-ssa-pre.c (create_expression_by_pieces): Remove
5048 assertion for AVAIL_OUT.
5050 2009-04-17 Mike Frysinger <vapier@gentoo.org>
5053 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
5054 * config/sh/linux-atomic.asm: Likewise.
5056 2009-04-17 Diego Novillo <dnovillo@google.com>
5058 * except.c (debug_eh_tree): New.
5059 (struct eh_region, struct eh_status): Move ...
5060 * except.h: ... here.
5061 (add_type_for_runtime): Declare extern.
5062 (lookup_type_for_runtime): Likewise.
5063 (debug_eh_tree): Declare.
5064 * Makefile.in (GTFILES): List except.h before except.c
5066 2009-04-17 Diego Novillo <dnovillo@google.com>
5068 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
5069 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
5070 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
5071 (find_vars_r): ... here.
5072 * tree-flow.h (find_referenced_vars_in): Declare.
5073 * tree-ssa-pre.c (create_expression_by_pieces): Assert
5074 that AVAIL_OUT exists for BLOCK.
5075 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
5076 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
5077 (tree-parloops.o): Likewise.
5079 2009-04-17 Simon Baldwin <simonb@google.com>
5081 * toplev.c (default_tree_printer): Add handling for %E format.
5083 2009-04-17 Diego Novillo <dnovillo@google.com>
5085 * tree-pretty-print.c (dump_generic_node): Add break after
5086 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
5087 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
5088 FUNCTION_TYPE together. Call print_struct_decl when printing
5089 structures and TDF_SLIM is not given.
5090 (print_struct_decl): Fix logic for detecting recursion.
5092 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
5095 * gcc.c (create_at_file): New.
5096 (compile_input_file_p): New.
5097 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
5098 * main.c (main): Update call to toplev_main.
5099 * toplev.c (toplev_main): Change signature. Call expandargv.
5100 * toplev.h (toplev_main): Change signature.
5102 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
5104 * dwarf2out.c (field_byte_offset): Use the type size as the field size
5105 if the latter is not constant.
5107 2009-04-17 David Edelsohn <edelsohn@gnu.org>
5109 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
5111 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
5113 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
5114 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
5116 2009-04-17 Richard Guenther <rguenther@suse.de>
5118 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5119 Handle component references view-converting an invariant address.
5121 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
5123 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
5124 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
5125 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
5126 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
5127 Use @deftypevr rather than @deftypevar.
5129 2009-04-17 Richard Guenther <rguenther@suse.de>
5131 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
5132 (get_prop_source_stmt): Likewise.
5133 (can_propagate_from): Likewise.
5135 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
5137 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
5138 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
5139 (--with-multilib-list): Add default value.
5140 * configure: Regenerate.
5141 * Makefile.in (TM_ENDIAN_CONFIG): Define.
5142 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
5143 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
5144 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
5145 Don't add default cpu to multilib list unnecessarily, but do enable
5146 the relevant compiler option..
5147 Add support for --with-multilib-list=<blank> and
5148 --with-multilib-list=!<somelib> to supress unwanted multilibs.
5149 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
5150 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
5151 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
5153 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
5154 (MULTILIB_OSDIRNAMES): New variable.
5155 * config/sh/t-1e: Delete file.
5156 * config/sh/t-mlib-sh1: Delete file.
5157 * config/sh/t-mlib-sh2: Delete file.
5158 * config/sh/t-mlib-sh2a: Delete file.
5159 * config/sh/t-mlib-sh2a-nofpu: Delete file.
5160 * config/sh/t-mlib-sh2a-single: Delete file.
5161 * config/sh/t-mlib-sh2a-single-only: Delete file.
5162 * config/sh/t-mlib-sh2e: Delete file.
5163 * config/sh/t-mlib-sh3e: Delete file.
5164 * config/sh/t-mlib-sh4: Delete file.
5165 * config/sh/t-mlib-sh4-nofpu: Delete file.
5166 * config/sh/t-mlib-sh4-single: Delete file.
5167 * config/sh/t-mlib-sh4-single-only: Delete file.
5168 * config/sh/t-mlib-sh4a: Delete file.
5169 * config/sh/t-mlib-sh4a-nofpu: Delete file.
5170 * config/sh/t-mlib-sh4a-single: Delete file.
5171 * config/sh/t-mlib-sh4a-single-only: Delete file.
5172 * config/sh/t-mlib-sh4al: Delete file.
5173 * config/sh/t-mlib-sh5-32media: Delete file.
5174 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
5175 * config/sh/t-mlib-sh5-64media: Delete file.
5176 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
5177 * config/sh/t-mlib-sh5-compact: Delete file.
5178 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
5179 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
5180 * doc/install.texi (Options specification): Add
5181 --with-multilib-list and --with-endian.
5183 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
5185 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
5187 (OBJS-common): Add plugin-version.o.
5188 (plugin-version.o): New.
5189 * gcc-plugin.h (plugin_gcc_version): New.
5190 (plugin_default_version_check): New.
5191 (plugin_init_func, plugin_init): Add version argument.
5192 * plugin-version.c: New.
5193 * plugin.c (str_plugin_gcc_version_name): New.
5194 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
5195 pass it to the init function.
5196 (plugin_default_version_check): New.
5198 2009-04-17 Richard Guenther <rguenther@suse.de>
5200 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
5201 for decl-vs-decl disambiguation.
5203 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
5205 * config/s390/s390.h (s390_tune_attr): New macro definition.
5206 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
5208 2009-04-17 Richard Guenther <rguenther@suse.de>
5210 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
5211 (fold_stmt_r): Likewise.
5212 (maybe_fold_reference): New function.
5213 (fold_gimple_assign): Handle cases fold_stmt_r did.
5214 (fold_stmt): Do not use fold_stmt_r.
5215 (fold_stmt_inplace): Likewise.
5217 2009-04-17 Richard Guenther <rguenther@suse.de>
5219 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
5220 (record_equivalences_from_stmt): Remove useless checks and
5222 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
5223 the type is already suitable.
5225 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
5227 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
5229 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
5231 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
5232 (CMPtype): Define as __gcc_CMPtype.
5234 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
5236 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
5237 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
5239 2009-04-17 Richard Guenther <rguenther@suse.de>
5241 PR tree-optimization/39746
5242 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
5243 special-casing for builtins and static variable use/def.
5244 (call_may_clobber_ref_p_1): Likewise.
5246 2009-04-16 Ian Lance Taylor <iant@google.com>
5248 * df.h: Include "timevar.h".
5249 (struct df_problem): Change tv_id field to timevar_id_t.
5250 * tree-pass.h: Include "timevar.h".
5251 (struct opt_pass): Change tv_id field to timevar_id_t.
5252 * timevar.h (timevar_id_t): Define TV_NONE.
5253 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
5254 TV_NONE rather than tv_id != 0.
5255 (execute_one_pass): Likewise.
5256 * Makefile.in (DF_H): Add $(TIMEVAR_H).
5257 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
5258 dependencies to $(TREE_PASS_H).
5259 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
5261 (pass_branch_target_load_optimize2): Likewise.
5262 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
5263 (pass_outof_cfg_layout_mode): Likewise.
5264 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
5265 (pass_rebuild_cgraph_edges): Likewise.
5266 (pass_remove_cgraph_callee_edges): Likewise.
5267 * df-core.c (pass_df_initialize_opt): Likewise.
5268 (pass_df_initialize_no_opt): Likewise.
5269 (pass_df_finish): Likewise.
5270 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
5271 * except.c (pass_set_nothrow_function_flags): Likewise.
5272 (pass_convert_to_eh_region_ranges): Likewise.
5273 * final.c (pass_compute_alignments): Likewise.
5274 * function.c (pass_instantiate_virtual_regs): Likewise.
5275 (pass_init_function): Likewise.
5276 (pass_leaf_regs): Likewise.
5277 (pass_match_asm_constraints): Likewise.
5278 * gimple-low.c (pass_lower_cf): Likewise.
5279 (pass_mark_used_blocks): Likewise.
5280 * init-regs.c (pass_initialize_regs): Likewise.
5281 * integrate.c (pass_initial_value_sets): Likewise.
5282 * ira.c (pass_ira): Likewise.
5283 * jump.c (pass_cleanup_barriers): Likewise.
5284 * omp-low.c (pass_expand_omp): Likewise.
5285 (pass_lower_omp): Likewise.
5286 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
5287 * recog.c (pass_split_all_insns): Likewise.
5288 (pass_split_after_reload): Likewise.
5289 (pass_split_before_regstack): Likewise.
5290 (pass_split_before_sched2): Likewise.
5291 (pass_split_for_shorten_branches): Likewise.
5292 * reginfo.c (pass_reginfo_init): Likewise.
5293 (pass_subregs_of_mode_init): Likewise.
5294 (pass_subregs_of_mode_finish): Likewise.
5295 * passes.c (pass_postreload): Likewise.
5296 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
5297 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
5298 (pass_warn_function_return): Likewise.
5299 (pass_warn_function_noreturn): Likewise.
5300 * tree-complex.c (pass_lower_complex): Likewise.
5301 (pass_lower_complex_O0): Likewise.
5302 * tree-if-conv.c (pass_if_conversion): Likewise.
5303 * tree-into-ssa.c (pass_build_ssa): Likewise.
5304 * tree-mudflap.c (pass_mudflap_1): Likewise.
5305 (pass_mudflap_2): Likewise.
5306 * tree-nomudflap.c (pass_mudflap_1): Likewise.
5307 (pass_mudflap_2): Likewise.
5308 * tree-nrv.c (pass_return_slot): Likewise.
5309 * tree-object-size.c (pass_object_sizes): Likewise.
5310 * tree-optimize.c (pass_all_optimizations): Likewise.
5311 (pass_early_local_passes): Likewise.
5312 (pass_all_early_optimizations): Likewise.
5313 (pass_cleanup_cfg): Likewise.
5314 (pass_cleanup_cfg_post_optimizing): Likewise.
5315 (pass_free_datastructures): Likewise.
5316 (pass_free_cfg_annotations): Likewise.
5317 (pass_fixup_cfg): Likewise.
5318 (pass_init_datastructures): Likewise.
5319 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
5320 (pass_late_warn_uninitialized): Likewise.
5321 (pass_update_address_taken): Likewise.
5322 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
5323 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
5324 (pass_cse_sincos): Likewise.
5325 (pass_convert_to_rsqrt): Likewise.
5326 * tree-ssa-structalias.c (pass_build_alias): Likewise.
5327 * tree-stdarg.c (pass_stdarg): Likewise.
5328 * tree-tailcall.c (pass_tail_recursion): Likewise.
5329 (pass_tail_calls): Likewise.
5330 * tree-vect-generic.c (pass_lower_vector): Likewise.
5331 (pass_lower_vector_ssa): Likewise.
5332 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
5334 2009-04-16 Joseph Myers <joseph@codesourcery.com>
5336 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
5338 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
5340 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
5341 logical and signext.
5343 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
5346 * config/sh/predicates.md (arith_operand): Check if the operand
5347 of TRUNCATE is a REG.
5349 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
5351 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
5352 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
5354 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
5356 * tree-iterator.c (tsi_split_statement_list_after,
5357 tsi_split_statement_list_before): Remove.
5358 * tree-iterator.h: Remove the prototypes for
5359 tsi_split_statement_list_after and tsi_split_statement_list_before.
5361 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
5363 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
5364 * tree-ssa-propagate.h: Remove the prototype for
5365 stmt_makes_single_load.
5367 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
5369 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
5370 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
5372 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
5374 * tree-iterator.c (EXPR_LAST_BODY): Remove.
5376 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
5378 * except.c (eh_region_outer_p): Remove.
5379 * except.h: Remove the prototype for eh_region_outer_p.
5381 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
5383 * function.c (current_function_assembler_name): Remove.
5384 * function.h: Remove the prototype for
5385 current_function_assembler_name.
5387 2009-04-16 Ian Lance Taylor <iant@google.com>
5389 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
5390 (add_reg_note): Call alloc_reg_note.
5391 * rtl.h (alloc_reg_note): Declare.
5392 * combine.c (try_combine): Use alloc_reg_note.
5393 (recog_for_combine, move_deaths): Likewise.
5394 (distribute_notes): Use alloc_reg_note and add_reg_note.
5395 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
5396 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
5397 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
5399 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
5401 PR rtl-optimization/39762
5402 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
5403 ira_may_move_out_cost): Add comments about way of their usage.
5404 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
5406 * ira-conflicts.c (process_regs_for_copy): Use function
5407 ira_get_register_move_cost instead of global
5408 ira_register_move_cost.
5410 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
5411 color_pass, move_spill_restore, update_curr_costs): Ditto.
5413 * ira-lives.c (process_single_reg_class_operands): Ditto.
5415 * ira-emit.c (emit_move_list): Ditto.
5417 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
5418 (record_reg_classes): Ditto. Use functions
5419 ira_get_register_move_cost and ira_get_may_move_cost instead of
5420 global vars ira_register_move_cost, ira_may_move_out_cost and
5421 ira_may_move_in_cost.
5422 (record_address_regs): Don't call ira_init_register_move_cost.
5423 Use function ira_get_may_move_cost instead of global
5424 ira_may_move_in_cost.
5425 (process_bb_node_for_hard_reg_moves): Use function
5426 ira_get_register_move_cost instead of global ira_register_move_cost.
5427 (ira_costs): Don't call ira_init_register_move_cost.
5429 2009-04-16 Richard Guenther <rguenther@suse.de>
5431 * tree-cfg.c (verify_gimple_assign_binary):
5432 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
5433 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
5434 (create_general_new_stmt): Note that this function is broken.
5436 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
5438 * common.opt (fhelp): Add Var(help_flag).
5439 * gcc-plugin.h (plugin_info): Add help.
5440 * plugin.c (plugin_name_args): Add help.
5441 (register_plugin_info): Set plugin->help.
5442 (print_help_one_plugin): New.
5443 (print_plugins_help): New.
5444 * plugin.h (print_plugins_help): New.
5445 * toplev.c (toplev_main): Call print_plugins_help if needed.
5447 2009-04-16 Richard Guenther <rguenther@suse.de>
5449 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
5450 (gimple_ior_addresses_taken_1): New function.
5451 (gimple_ior_addresses_taken): Likewise.
5452 * gimple.h (struct gimple_statement_with_ops_base): Remove
5453 addresses_taken member.
5454 (gimple_ior_addresses_taken): Declare.
5455 (gimple_addresses_taken, gimple_addresses_taken_ptr,
5456 gimple_set_addresses_taken): Remove.
5457 * ipa-reference.c (mark_address): New function.
5458 (scan_stmt_for_static_refs): Use it for marking addresses taken.
5459 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
5460 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
5461 (gimple_add_to_addresses_taken): Remove.
5462 (get_tmr_operands): Call mark_address_taken.
5463 (get_asm_expr_operands): Likewise.
5464 (get_expr_operands): Likewise.
5465 (build_ssa_operands): Do not clear the addresses_taken bitmap.
5466 (free_stmt_operands): Do not free it.
5467 * tree-ssa.c (delete_tree_ssa): Likewise.
5468 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
5470 2009-04-16 Richard Guenther <rguenther@suse.de>
5472 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
5473 (walk_stmt_load_store_ops): Likewise.
5474 * gimple.c (get_base_loadstore): New function.
5475 (walk_stmt_load_store_addr_ops): Likewise.
5476 (walk_stmt_load_store_ops): Likewise.
5477 * ipa-pure-const.c (check_op): Simplify.
5478 (check_load, check_store): New functions.
5479 (check_stmt): Use walk_stmt_load_store_ops.
5480 * ipa-reference.c (mark_load): Adjust signature.
5481 (mark_store): Likewise.
5482 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
5484 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
5486 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
5488 * opts.c (common_handle_option): Don't call print_version.
5489 * plugin.c (plugin_name_args): Add version.
5490 (register_plugin_info): New.
5491 (register_callback): Handle PLUGIN_INFO.
5492 (try_init_one_plugin): New.
5493 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
5495 (finalize_one_plugin): New.
5496 (finalize_plugins): New.
5497 (print_one_plugin): New.
5498 (print_plugins_versions): New.
5499 * plugin.h (print_plugins_versions): New.
5500 (finalize_plugins): New.
5501 * toplev.c (compile_file): Don't call initialize_plugins.
5502 (print_version): Call print_plugins_versions.
5503 (toplev_main): Call initialize_plugins. Print version if needed.
5504 Call finalize_plugins.
5506 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
5508 * common.opt (fversion): New.
5509 * gcc.c (print_version): New.
5510 (process_command): Don't print the version. Just set print_version.
5511 (main): Print version. Call subprocesses if print_version and
5512 verbose_flag are set.
5513 * opts.c (common_handle_option): Handle OPT_fversion.
5515 2009-04-16 Richard Guenther <rguenther@suse.de>
5516 Ira Rosen <irar@il.ibm.com>
5518 PR tree-optimization/39698
5519 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
5520 type of the reduction variable. Only generate the def if
5523 * omp-low.c (expand_omp_for_generic): When converting to a pointer
5524 make sure to first convert to an integer of the same precision.
5525 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
5526 the type of the evolution correctly in computing the new
5527 induction variable base.
5529 2009-04-16 Richard Guenther <rguenther@suse.de>
5532 * tree-cfg.c (make_blocks): Split statements with to-be
5533 abnormal SSA names on the lhs.
5535 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
5537 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
5538 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
5539 * c-typeck.c (really_start_incremental_init): Likewise.
5540 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
5541 (TARGET_INITIALIZER): Remove it.
5542 * target.h (struct target): Remove vector_opaque_p.
5543 * tree.c (build_opaque_vector_type): New.
5544 * tree.h (TYPE_VECTOR_OPAQUE): New.
5545 (build_opaque_vector_type): Declare.
5546 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
5547 * config/rs6000/rs6000.c (build_opaque_vector_type,
5548 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
5549 (rs6000_init_builtins): Use build_opaque_vector_type for
5550 opaque_V4SI_type_node.
5552 2009-04-15 Catherine Moore <clm@codesourcery.com>
5554 * debug.h (set_name): Declare.
5555 * dwarf2out.c (dwarf2out_set_name): Declare.
5556 (dwarf2_debug_hooks): Add set_name.
5557 (find_AT_string): New.
5558 (add_AT_string): Call find_AT_string.
5559 (dwarf2out_set_name): New.
5560 * cp/decl.c (grokdeclarator): Call set_name.
5561 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
5562 * debug.c (do_nothing_debug_hooks): Likewise.
5563 * dbxout.c (dbx_debug_hooks): Likewise.
5564 * sdbout.c (sdb_debug_hooks): Likewise.
5566 2009-04-15 Michael Eager <eager@eagercon.com>
5568 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
5569 reg for single-precision FPU.
5570 * config/rs6000/rs6000.md (movsi_internal1): Only for
5572 (movsi_internal1_single): New. Add pattern to move SI values to/from
5573 single-precision FP regs.
5575 2009-04-15 Richard Guenther <rguenther@suse.de>
5577 * omp-low.c (lower_rec_input_clauses): Build correct address
5579 (expand_omp_for_generic): Fix multiplication type.
5580 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
5581 (generate_memset_zero): Fix types.
5582 * tree-profile.c (prepare_instrumented_value): Correctly
5585 2009-04-15 Ian Lance Taylor <iant@google.com>
5587 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
5588 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
5589 for -Wall and for -Wc++-compat.
5590 (c_common_post_options): For C++, set warn_enum_compare if not
5592 * c-tree.h (struct c_expr): Add field original_type.
5593 (build_external_ref): Update declaration.
5594 * c-parser.c (c_parser_braced_init): Set original_type.
5595 (c_parser_initelt): Likewise.
5596 (c_parser_expr_no_commas): Likewise.
5597 (c_parser_conditional_expression): Likewise.
5598 (c_parser_cast_expression): Likewise.
5599 (c_parser_unary_expression): Likewise. Pull setting of
5600 original_code to top of function.
5601 (c_parser_sizeof_expression): Set original_type.
5602 (c_parser_alignof_expression): Likewise.
5603 (c_parser_postfix_expression): Likewise. Pull setting of
5604 original_code to top of function.
5605 (c_parser_postfix_expression_after_paren_type): Set original_type.
5606 (c_parser_postfix_expression_after_primary): Likewise.
5607 (c_parser_expression): Likewise.
5608 * c-typeck.c (build_external_ref): Add type parameter. Change all
5610 (c_expr_sizeof_expr): Set original_type field.
5611 (parser_build_unary_op): Likewise.
5612 (parser_build_binary_op): Likewise. Optionally warn about
5613 comparisons of enums of different types.
5614 (digest_init): Set original_type field.
5615 (really_start_incremental_init): Likewise.
5616 (push_init_level, pop_init_level): Likewise.
5617 * doc/invoke.texi (Warning Options): -Wenum-compare now
5620 2009-04-15 Richard Guenther <rguenther@suse.de>
5622 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
5623 out a necessary conversion.
5624 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
5625 names we didn't value number.
5626 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
5628 2009-04-15 Richard Guenther <rguenther@suse.de>
5630 PR tree-optimization/39764
5631 * tree-ssa-ccp.c (get_value): Canonicalize value with
5632 canonicalize_float_value.
5634 2009-04-15 Jan Hubicka <jh@suse.cz>
5636 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
5637 Wrong version of patch.
5639 2009-04-15 Jan Hubicka <jh@suse.cz>
5641 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
5643 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
5645 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
5646 our distinct integral and vector types.
5648 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
5650 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
5651 * init.c (build_vtbl_address): Remove call to assemble_external.
5653 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
5655 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
5656 output for other floating point modes.
5658 2009-04-14 Diego Novillo <dnovillo@google.com>
5660 * diagnostic.c (diagnostic_report_diagnostic): Do not
5661 warn about loaded plugins for DK_ERROR and DK_WARNING.
5662 * c-decl.c (declspecs_add_type): Move call to
5663 invoke_plugin_callbacks ...
5664 * c-parser.c (c_parser_declspecs): ... here.
5665 * plugin.c (dump_active_plugins): Tidy output.
5667 2009-04-14 Diego Novillo <dnovillo@google.com>
5668 Le-Chun Wu <lcwu@google.com>
5670 * configure.ac: Add --enable-plugin support.
5671 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
5672 * Makefile.in (PLUGIN_H): Define.
5673 Export ENABLE_PLUGIN and GMPINC to site.exp.
5674 Add PLUGINLIBS to link command.
5675 Add/modify dependencies for plugin.o and files including plugin.h.
5677 * config.in: Regenerate.
5679 * opts.c (common_handle_option): Handle OPT_fplugin_ and
5682 2009-04-14 Le-Chun Wu <lcwu@google.com>
5684 * tree-pass.h (register_one_dump_file): Add a prototype for
5685 register_one_dump_file.
5686 * toplev.c (compile_file): Call initialize_plugins.
5687 (do_compile): Call invoke_plugin_callbacks.
5688 (toplev_main): Call invoke_plugin_callbacks.
5689 * common.opt: Add -fplugin= and -fplugin-arg-.
5690 * gcc-plugin.h: New public header file for plugins to include.
5691 * plugin.c: New source file.
5692 * plugin.h: New internal header file.
5693 * passes.c (register_one_dump_file): Make it external.
5695 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
5697 2009-04-14 Diego Novillo <dnovillo@google.com>
5699 * doc/plugins.texi: New.
5700 * doc/gccint.texi: Add reference to Plugins chapter.
5701 * doc/invoke.texi: Document -fplugin and -fplugin-arg
5702 * diagnostic.c (diagnostic_report_diagnostic): Warn about
5703 loaded plugins, if any.
5704 * timevar.def (TV_PLUGIN_INIT): Define.
5705 (TV_PLUGIN_RUN): Define.
5706 * plugin.c: Include timevar.h
5707 (plugins_active_p): New.
5708 (dump_active_plugins): New.
5709 (debug_active_plugins): New.
5711 2009-04-14 Joseph Myers <joseph@codesourcery.com>
5713 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
5715 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
5717 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
5719 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
5720 the same as a minus without a shift.
5722 2009-04-14 Nick Clifton <nickc@redhat.com>
5724 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
5725 comparisons with small integers will always produce a short
5728 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
5731 2008-12-19 Diego Novillo <dnovillo@google.com>
5733 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
5735 2009-04-14 Richard Guenther <rguenther@suse.de>
5737 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
5739 (verify_gimple_assign_binary): Likewise. Handle shifts and
5741 (verify_gimple_phi): Print the mismatched argument position.
5742 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5744 (vect_update_init_of_dr): Likewise.
5745 * matrix-reorg.c (transform_access_sites): Do what the
5747 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
5749 2009-04-13 Michael Eager <eager@eagercon.com>
5751 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
5752 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
5753 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
5754 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
5755 remove duplicate config
5757 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5759 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
5760 file_name:line_number type locator of the call site.
5762 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
5764 * genautomata.c: Put blank after comma.
5765 (automaton_decls): New.
5766 (struct unit_usage): Add comments to member next.
5767 (store_alt_unit_usage): Keep the list ordered.
5768 (unit_present_on_list_p, equal_alternatives_p): New.
5769 (check_regexp_units_distribution): Check units distribution
5770 correctness correctly.
5771 (main): Don't write automata if error is found. Return correct
5774 * config/m68k/cf.md (cfv4_ds): Remove.
5775 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
5776 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
5778 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
5779 power4-load-ext, power4-store, power4-store-update,
5780 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
5781 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
5782 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
5783 power4-sqrt, power4-isync): Modify reservation to make correct
5784 unit distribution to automata.
5786 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
5787 power5-store-update, power5-two, power5-three, power5-lmul,
5788 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
5790 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
5792 * except.c (pass_set_nothrow_function_flags): Set name and add
5794 (set_nothrow_function_flags): Mention in the dump file when
5795 changing a function to nothrow.
5797 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
5800 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
5801 instead of unsigned long.
5803 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5805 * config/arm/arm.c (return_used_this_function): Remove.
5806 (arm_output_function_prologue): Remove use of
5807 return_used_this_function.
5808 (output_return_instruction): Replace use of
5809 return_used_this_function
5810 by cfun->machine->return_used_this_function.
5811 (arm_output_epilogue): Likewise.
5812 (arm_output_function_epilogue): Likewise.
5813 (thumb_unexpanded_epilogue): Likewise.
5814 * config/arm/arm.h (struct machine_function):
5815 New member return_used_this_function.
5817 2009-04-12 Mark Mitchell <mark@codesourcery.com>
5819 * doc/install.texi: Correct description of default directory for
5820 --with-gxx-include-dir.
5822 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
5824 * fold-const.c (build_range_check): Properly deal with enumeral and
5827 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
5829 * doc/invoke.texi (max_gcse_passes): Remove documentation.
5830 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
5831 * params.h (MAX_GCSE_PASSES): Remove.
5832 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
5833 in sequence. Remove ability to run multiple passes.
5834 (bypass_jumps): Report run as third CPROP pass.
5836 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
5839 * except.c (can_throw_external): Look at each insn in a SEQUENCE
5840 when deciding whether the whole SEQUENCE can throw.
5842 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
5845 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
5846 offseted label references.
5848 2009-04-11 Jan Hubicka <jh@suse.cz>
5850 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
5852 2009-04-11 Richard Guenther <rguenther@suse.de>
5855 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
5856 return variables as TREE_ADDRESSABLE.
5858 2009-04-11 Richard Guenther <rguenther@suse.de>
5860 PR tree-optimization/39713
5861 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
5862 reference trees have SSA_NAME operands.
5864 2009-04-11 Richard Guenther <rguenther@suse.de>
5867 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
5868 address expressions.
5870 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
5872 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
5873 match changes in Cygwin 1.7
5874 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
5875 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
5877 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5879 PR tree-optimization/39701
5880 * doc/invoke.texi (Optimization Options): Document change in
5881 meaning and initialization of -fdelete-null-pointer-checks.
5883 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5886 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
5888 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
5891 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
5893 2009-04-10 Chao-ying Fu <fu@mips.com>
5895 * doc/tm.texi (Instruction Output): Document
5896 TARGET_ASM_FINAL_POSTSCAN_INSN.
5897 * target.h (final_postscan_insn): New field in asm_out.
5898 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5899 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
5900 * final.c (final_scan_insn): Call
5901 targetm.asm_out.final_postscan_insn after outputting
5902 an asm macro and a normal instruction.
5904 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
5905 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
5906 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
5907 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
5908 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5910 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5913 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
5914 variables as non-NULL even with -fdelete-null-pointer-checks.
5916 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5918 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
5920 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
5923 * config/i386/i386.c (classify_argument): Handle SCmode with
5924 (bit_offset % 64) != 0.
5926 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
5928 * doc/invoke.texi (Optimize Options): Add cross-reference to
5929 -Q --help=optimizers examples.
5931 2009-04-10 Ben Elliston <bje@au.ibm.com>
5934 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
5935 regalign for the reg == fpr and TDmode case.
5937 2009-04-09 David Ayers <ayers@fsfe.org>
5940 * objc/objc-act.c (warn_with_method): Remove helper function.
5941 (check_duplicates): Call warning and inform directly.
5942 (really_start_method): Likewise.
5944 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5946 * expmed.c (expand_divmod): Always use a comparison for a division
5947 by a large unsigned integer.
5949 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
5950 for things others than variables or functions as nonzero.
5952 2009-04-09 Nick Clifton <nickc@redhat.com>
5954 * unwind-compat.c: Change copyright header to refer to version
5955 3 of the GNU General Public License with version 3.1 of the
5956 GCC Runtime Library Exception and to point readers at the
5957 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
5958 * config/alpha/crtfastmath.c: Likewise.
5959 * config/alpha/linux-unwind.h: Likewise.
5960 * config/alpha/qrnnd.asm: Likewise.
5961 * config/alpha/vms-crt0-64.c: Likewise.
5962 * config/alpha/vms-crt0.c: Likewise.
5963 * config/alpha/vms-dwarf2.asm: Likewise.
5964 * config/alpha/vms-dwarf2eh.asm: Likewise.
5965 * config/alpha/vms-psxcrt0-64.c: Likewise.
5966 * config/alpha/vms-psxcrt0.c: Likewise.
5967 * config/alpha/vms_tramp.asm: Likewise.
5968 * config/arc/initfini.c: Likewise.
5969 * config/arc/lib1funcs.asm: Likewise.
5970 * config/arm/bpabi-v6m.S: Likewise.
5971 * config/arm/bpabi.S: Likewise.
5972 * config/arm/bpabi.c: Likewise.
5973 * config/arm/crti.asm: Likewise.
5974 * config/arm/crtn.asm: Likewise.
5975 * config/arm/ieee754-df.S: Likewise.
5976 * config/arm/ieee754-sf.S: Likewise.
5977 * config/arm/lib1funcs.asm: Likewise.
5978 * config/arm/libunwind.S: Likewise.
5979 * config/arm/linux-atomic.c: Likewise.
5980 * config/arm/mmintrin.h: Likewise.
5981 * config/arm/pr-support.c: Likewise.
5982 * config/arm/unaligned-funcs.c: Likewise.
5983 * config/arm/unwind-arm.c: Likewise.
5984 * config/arm/unwind-arm.h: Likewise.
5985 * config/avr/libgcc.S: Likewise.
5986 * config/bfin/crti.s: Likewise.
5987 * config/bfin/crtlibid.s: Likewise.
5988 * config/bfin/crtn.s: Likewise.
5989 * config/bfin/lib1funcs.asm: Likewise.
5990 * config/bfin/linux-unwind.h: Likewise.
5991 * config/cris/arit.c: Likewise.
5992 * config/cris/cris_abi_symbol.c: Likewise.
5993 * config/darwin-64.c: Likewise.
5994 * config/darwin-crt2.c: Likewise.
5995 * config/darwin-crt3.c: Likewise.
5996 * config/darwin.h: Likewise.
5997 * config/dbxelf.h: Likewise.
5998 * config/dfp-bit.c: Likewise.
5999 * config/dfp-bit.h: Likewise.
6000 * config/elfos.h: Likewise.
6001 * config/fixed-bit.c: Likewise.
6002 * config/fixed-bit.h: Likewise.
6003 * config/fp-bit.c: Likewise.
6004 * config/fp-bit.h: Likewise.
6005 * config/fr30/crti.asm: Likewise.
6006 * config/fr30/crtn.asm: Likewise.
6007 * config/fr30/lib1funcs.asm: Likewise.
6008 * config/freebsd-spec.h: Likewise.
6009 * config/frv/cmovd.c: Likewise.
6010 * config/frv/cmovh.c: Likewise.
6011 * config/frv/cmovw.c: Likewise.
6012 * config/frv/frvbegin.c: Likewise.
6013 * config/frv/frvend.c: Likewise.
6014 * config/frv/lib1funcs.asm: Likewise.
6015 * config/glibc-stdint.h: Likewise.
6016 * config/h8300/clzhi2.c: Likewise.
6017 * config/h8300/crti.asm: Likewise.
6018 * config/h8300/crtn.asm: Likewise.
6019 * config/h8300/ctzhi2.c: Likewise.
6020 * config/h8300/fixunssfsi.c: Likewise.
6021 * config/h8300/lib1funcs.asm: Likewise.
6022 * config/h8300/parityhi2.c: Likewise.
6023 * config/h8300/popcounthi2.c: Likewise.
6024 * config/i386/ammintrin.h: Likewise.
6025 * config/i386/att.h: Likewise.
6026 * config/i386/avxintrin.h: Likewise.
6027 * config/i386/biarch64.h: Likewise.
6028 * config/i386/bmmintrin.h: Likewise.
6029 * config/i386/cpuid.h: Likewise.
6030 * config/i386/cross-stdarg.h: Likewise.
6031 * config/i386/crtfastmath.c: Likewise.
6032 * config/i386/crtprec.c: Likewise.
6033 * config/i386/cygming-crtbegin.c: Likewise.
6034 * config/i386/cygming-crtend.c: Likewise.
6035 * config/i386/cygwin.asm: Likewise.
6036 * config/i386/emmintrin.h: Likewise.
6037 * config/i386/gmm_malloc.h: Likewise.
6038 * config/i386/gthr-win32.c: Likewise.
6039 * config/i386/i386.h: Likewise.
6040 * config/i386/immintrin.h: Likewise.
6041 * config/i386/linux-unwind.h: Likewise.
6042 * config/i386/linux64.h: Likewise.
6043 * config/i386/mm3dnow.h: Likewise.
6044 * config/i386/mmintrin-common.h: Likewise.
6045 * config/i386/mmintrin.h: Likewise.
6046 * config/i386/nmmintrin.h: Likewise.
6047 * config/i386/pmm_malloc.h: Likewise.
6048 * config/i386/pmmintrin.h: Likewise.
6049 * config/i386/smmintrin.h: Likewise.
6050 * config/i386/sol2-c1.asm: Likewise.
6051 * config/i386/sol2-ci.asm: Likewise.
6052 * config/i386/sol2-cn.asm: Likewise.
6053 * config/i386/sol2-gc1.asm: Likewise.
6054 * config/i386/tmmintrin.h: Likewise.
6055 * config/i386/unix.h: Likewise.
6056 * config/i386/w32-unwind.h: Likewise.
6057 * config/i386/wmmintrin.h: Likewise.
6058 * config/i386/x86-64.h: Likewise.
6059 * config/i386/x86intrin.h: Likewise.
6060 * config/i386/xmmintrin.h: Likewise.
6061 * config/ia64/crtbegin.asm: Likewise.
6062 * config/ia64/crtend.asm: Likewise.
6063 * config/ia64/crtfastmath.c: Likewise.
6064 * config/ia64/crti.asm: Likewise.
6065 * config/ia64/crtn.asm: Likewise.
6066 * config/ia64/fde-glibc.c: Likewise.
6067 * config/ia64/lib1funcs.asm: Likewise.
6068 * config/ia64/linux-unwind.h: Likewise.
6069 * config/ia64/quadlib.c: Likewise.
6070 * config/ia64/unwind-ia64.c: Likewise.
6071 * config/linux.h: Likewise.
6072 * config/m32c/m32c-lib1.S: Likewise.
6073 * config/m32c/m32c-lib2-trapv.c: Likewise.
6074 * config/m32c/m32c-lib2.c: Likewise.
6075 * config/m32r/initfini.c: Likewise.
6076 * config/m68hc11/larith.asm: Likewise.
6077 * config/m68hc11/m68hc11-crt0.S: Likewise.
6078 * config/m68k/cf.md: Likewise.
6079 * config/m68k/crti.s: Likewise.
6080 * config/m68k/crtn.s: Likewise.
6081 * config/m68k/lb1sf68.asm: Likewise.
6082 * config/m68k/linux-unwind.h: Likewise.
6083 * config/mcore/crti.asm: Likewise.
6084 * config/mcore/crtn.asm: Likewise.
6085 * config/mcore/lib1.asm: Likewise.
6086 * config/mips/linux-unwind.h: Likewise.
6087 * config/mips/loongson.h: Likewise.
6088 * config/mips/mips16.S: Likewise.
6089 * config/mmix/crti.asm: Likewise.
6090 * config/mmix/crtn.asm: Likewise.
6091 * config/pa/fptr.c: Likewise.
6092 * config/pa/hpux-unwind.h: Likewise.
6093 * config/pa/lib2funcs.asm: Likewise.
6094 * config/pa/linux-atomic.c: Likewise.
6095 * config/pa/linux-unwind.h: Likewise.
6096 * config/pa/milli64.S: Likewise.
6097 * config/pa/quadlib.c: Likewise.
6098 * config/pa/stublib.c: Likewise.
6099 * config/picochip/libgccExtras/adddi3.asm: Likewise.
6100 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
6101 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
6102 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
6103 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
6104 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
6105 * config/picochip/libgccExtras/divmod15.asm: Likewise.
6106 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
6107 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
6108 * config/picochip/libgccExtras/longjmp.asm: Likewise.
6109 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
6110 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
6111 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
6112 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
6113 * config/picochip/libgccExtras/setjmp.asm: Likewise.
6114 * config/picochip/libgccExtras/subdi3.asm: Likewise.
6115 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
6116 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
6117 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
6118 * config/rs6000/750cl.h: Likewise.
6119 * config/rs6000/altivec.h: Likewise.
6120 * config/rs6000/biarch64.h: Likewise.
6121 * config/rs6000/crtresfpr.asm: Likewise.
6122 * config/rs6000/crtresgpr.asm: Likewise.
6123 * config/rs6000/crtresxfpr.asm: Likewise.
6124 * config/rs6000/crtresxgpr.asm: Likewise.
6125 * config/rs6000/crtsavfpr.asm: Likewise.
6126 * config/rs6000/crtsavgpr.asm: Likewise.
6127 * config/rs6000/darwin-asm.h: Likewise.
6128 * config/rs6000/darwin-fallback.c: Likewise.
6129 * config/rs6000/darwin-fpsave.asm: Likewise.
6130 * config/rs6000/darwin-ldouble.c: Likewise.
6131 * config/rs6000/darwin-tramp.asm: Likewise.
6132 * config/rs6000/darwin-unwind.h: Likewise.
6133 * config/rs6000/darwin-vecsave.asm: Likewise.
6134 * config/rs6000/darwin-world.asm: Likewise.
6135 * config/rs6000/e500crtres32gpr.asm: Likewise.
6136 * config/rs6000/e500crtres64gpr.asm: Likewise.
6137 * config/rs6000/e500crtres64gprctr.asm: Likewise.
6138 * config/rs6000/e500crtrest32gpr.asm: Likewise.
6139 * config/rs6000/e500crtrest64gpr.asm: Likewise.
6140 * config/rs6000/e500crtresx32gpr.asm: Likewise.
6141 * config/rs6000/e500crtresx64gpr.asm: Likewise.
6142 * config/rs6000/e500crtsav32gpr.asm: Likewise.
6143 * config/rs6000/e500crtsav64gpr.asm: Likewise.
6144 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
6145 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
6146 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
6147 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
6148 * config/rs6000/eabi-ci.asm: Likewise.
6149 * config/rs6000/eabi-cn.asm: Likewise.
6150 * config/rs6000/eabi.asm: Likewise.
6151 * config/rs6000/linux-unwind.h: Likewise.
6152 * config/rs6000/linux64.h: Likewise.
6153 * config/rs6000/paired.h: Likewise.
6154 * config/rs6000/paired.md: Likewise.
6155 * config/rs6000/ppc64-fp.c: Likewise.
6156 * config/rs6000/ppu_intrinsics.h: Likewise.
6157 * config/rs6000/rs6000.h: Likewise.
6158 * config/rs6000/si2vmx.h: Likewise.
6159 * config/rs6000/sol-ci.asm: Likewise.
6160 * config/rs6000/sol-cn.asm: Likewise.
6161 * config/rs6000/spe.h: Likewise.
6162 * config/rs6000/spu2vmx.h: Likewise.
6163 * config/rs6000/sysv4.h: Likewise.
6164 * config/rs6000/tramp.asm: Likewise.
6165 * config/rs6000/vec_types.h: Likewise.
6166 * config/s390/linux-unwind.h: Likewise.
6167 * config/s390/tpf-unwind.h: Likewise.
6168 * config/score/crti.asm: Likewise.
6169 * config/score/crtn.asm: Likewise.
6170 * config/sh/crt1.asm: Likewise.
6171 * config/sh/crti.asm: Likewise.
6172 * config/sh/crtn.asm: Likewise.
6173 * config/sh/divtab-sh4-300.c: Likewise.
6174 * config/sh/divtab-sh4.c: Likewise.
6175 * config/sh/divtab.c: Likewise.
6176 * config/sh/lib1funcs-4-300.asm: Likewise.
6177 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
6178 * config/sh/lib1funcs.asm: Likewise.
6179 * config/sh/lib1funcs.h: Likewise.
6180 * config/sh/linux-atomic.asm: Likewise.
6181 * config/sh/linux-unwind.h: Likewise.
6182 * config/sh/shmedia.h: Likewise.
6183 * config/sh/sshmedia.h: Likewise.
6184 * config/sh/ushmedia.h: Likewise.
6185 * config/sparc/crtfastmath.c: Likewise.
6186 * config/sparc/linux-unwind.h: Likewise.
6187 * config/sparc/sol2-c1.asm: Likewise.
6188 * config/sparc/sol2-ci.asm: Likewise.
6189 * config/sparc/sol2-cn.asm: Likewise.
6190 * config/spu/divmodti4.c: Likewise.
6191 * config/spu/divv2df3.c: Likewise.
6192 * config/spu/float_disf.c: Likewise.
6193 * config/spu/float_unsdidf.c: Likewise.
6194 * config/spu/float_unsdisf.c: Likewise.
6195 * config/spu/float_unssidf.c: Likewise.
6196 * config/spu/mfc_multi_tag_release.c: Likewise.
6197 * config/spu/mfc_multi_tag_reserve.c: Likewise.
6198 * config/spu/mfc_tag_release.c: Likewise.
6199 * config/spu/mfc_tag_reserve.c: Likewise.
6200 * config/spu/mfc_tag_table.c: Likewise.
6201 * config/spu/multi3.c: Likewise.
6202 * config/spu/spu_internals.h: Likewise.
6203 * config/spu/spu_intrinsics.h: Likewise.
6204 * config/spu/spu_mfcio.h: Likewise.
6205 * config/spu/vec_types.h: Likewise.
6206 * config/spu/vmx2spu.h: Likewise.
6207 * config/stormy16/stormy16-lib2.c: Likewise.
6208 * config/svr4.h: Likewise.
6209 * config/sync.c: Likewise.
6210 * config/v850/lib1funcs.asm: Likewise.
6211 * config/vxlib-tls.c: Likewise.
6212 * config/vxlib.c: Likewise.
6213 * config/vxworks-dummy.h: Likewise.
6214 * config/xtensa/crti.asm: Likewise.
6215 * config/xtensa/crtn.asm: Likewise.
6216 * config/xtensa/ieee754-df.S: Likewise.
6217 * config/xtensa/ieee754-sf.S: Likewise.
6218 * config/xtensa/lib1funcs.asm: Likewise.
6219 * config/xtensa/lib2funcs.S: Likewise.
6220 * config/xtensa/linux-unwind.h: Likewise.
6221 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
6222 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
6223 * coretypes.h: Likewise.
6224 * crtstuff.c: Likewise.
6225 * defaults.h: Likewise.
6226 * dwarf2.h: Likewise.
6227 * emutls.c: Likewise.
6228 * gbl-ctors.h: Likewise.
6229 * gcov-io.h: Likewise.
6230 * ginclude/float.h: Likewise.
6231 * ginclude/iso646.h: Likewise.
6232 * ginclude/stdarg.h: Likewise.
6233 * ginclude/stdbool.h: Likewise.
6234 * ginclude/stddef.h: Likewise.
6235 * ginclude/stdfix.h: Likewise.
6236 * ginclude/stdint-gcc.h: Likewise.
6237 * ginclude/tgmath.h: Likewise.
6238 * gthr-aix.h: Likewise.
6239 * gthr-dce.h: Likewise.
6240 * gthr-gnat.c: Likewise.
6241 * gthr-gnat.h: Likewise.
6242 * gthr-lynx.h: Likewise.
6243 * gthr-mipssde.h: Likewise.
6244 * gthr-nks.h: Likewise.
6245 * gthr-posix.c: Likewise.
6246 * gthr-posix.h: Likewise.
6247 * gthr-posix95.h: Likewise.
6248 * gthr-rtems.h: Likewise.
6249 * gthr-single.h: Likewise.
6250 * gthr-solaris.h: Likewise.
6251 * gthr-tpf.h: Likewise.
6252 * gthr-vxworks.h: Likewise.
6253 * gthr-win32.h: Likewise.
6255 * libgcc2.c: Likewise.
6256 * libgcc2.h: Likewise.
6257 * libgcov.c: Likewise.
6258 * tsystem.h: Likewise.
6259 * typeclass.h: Likewise.
6260 * unwind-c.c: Likewise.
6261 * unwind-compat.h: Likewise.
6262 * unwind-dw2-fde-compat.c: Likewise.
6263 * unwind-dw2-fde-darwin.c: Likewise.
6264 * unwind-dw2-fde-glibc.c: Likewise.
6265 * unwind-dw2-fde.c: Likewise.
6266 * unwind-dw2-fde.h: Likewise.
6267 * unwind-dw2.c: Likewise.
6268 * unwind-dw2.h: Likewise.
6269 * unwind-generic.h: Likewise.
6270 * unwind-pe.h: Likewise.
6271 * unwind-sjlj.c: Likewise.
6272 * unwind.inc: Likewise.
6273 * config/arm/neon-gen.ml: Change generated copyright header to
6274 refer to version 3 of the GNU General Public License with
6275 version 3.1 of the GCC Runtime Library Exception and to point
6276 readers at the COPYING3 and COPYING3.RUNTIME files and the
6277 FSF's license web page.
6278 * config/arm/arm_neon.h: Regenerate.
6280 2009-04-09 Jakub Jelinek <jakub@redhat.com>
6282 * config/cris/cris.md: Change copyright header to refer to version
6283 3 of the GNU General Public License.
6284 * doc/install.texi2html: Change copyright header to refer to version
6285 3 of the GNU General Public License and to point readers at the
6286 COPYING3 file and the FSF's license web page.
6287 * config/vax/linux.h: Likewise.
6289 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
6291 * config/i386/i386.md (cmpcc): New.
6292 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
6293 (sync_compare_and_swap_cc*): Delete.
6295 * config/s390/s390.c (s390_compare_emitted): Remove.
6296 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
6297 s390_compare_emitted used to be handled. Assert that modes match.
6298 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
6299 refer to sync_compare_and_swap_ccsi.
6300 * config/s390/s390.h (s390_compare_emitted): Remove.
6301 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
6302 instead of s390_compare_emitted.
6303 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
6304 instead of s390_compare_emitted.
6305 * config/s390/s390.md (cmpcc): New.
6306 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
6307 CC_REGNUM, do not pretend it's set.
6308 (sync_compare_and_swap_cc*): Delete.
6309 * config/s390/predicates.md (cc_reg_operand): New.
6311 * expr.c (sync_compare_and_swap_cc): Delete.
6312 * optabs.h (sync_compare_and_swap_cc): Delete.
6313 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
6314 is being used with can_compare_p.
6315 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
6317 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
6318 look for a MODE_CC set instead. Use emit_store_flag.
6319 (expand_compare_and_swap_loop): Likewise, with some additional
6320 complication to avoid a force_reg when useless. Use
6321 emit_cmp_and_jump_insns.
6322 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
6323 * doc/md.texi (sync_compare_and_swap_cc): Merge with
6324 sync_compare_and_swap documentation.
6326 2009-04-09 Jan Hubicka <jh@suse.cz>
6328 * except.c (find_prev_try): Break out from ....
6329 (duplicate_eh_regions): ... here; properly update prev_try pointers
6330 when duplication part of tree.
6331 (dump_eh_tree): Improve dumping.
6332 (verify_eh_region): New.
6333 (verify_eh_tree): Use it.
6335 2009-04-06 Richard Guenther <rguenther@suse.de>
6337 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
6338 &ARRAY addresses by adjusting their types and prepending
6340 * tree-cfg.c (verify_gimple_assign_single): Verify that
6341 addresses are correct.
6343 2009-04-09 Richard Guenther <rguenther@suse.de>
6345 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
6346 indices into an array reference if possible.
6347 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
6348 Fold POINTER_PLUS_EXPR statements with invariant address.
6350 2009-04-09 Alan Modra <amodra@bigpond.net.au>
6353 * config.gcc (powerpc64-*-linux*): Always build biarch.
6355 2009-04-09 Joseph Myers <joseph@codesourcery.com>
6358 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
6359 it and pedwarn if this results in an INTEGER_CST.
6361 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6363 * doc/install.texi: Update minimum GMP version. Remove obsolete
6364 text in MPFR section.
6366 2009-04-08 Jakub Jelinek <jakub@redhat.com>
6368 * dwarf2out.c (class_scope_p): New static inline.
6369 (class_or_namespace_scope_p): Use it.
6370 (gen_variable_die): Use DW_TAG_member tag for static data member
6371 declarations instead of DW_TAG_variable.
6374 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
6377 2009-04-08 Richard Guenther <rguenther@suse.de>
6379 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
6380 valueize random data.
6382 2009-04-08 David Edelsohn <edelsohn@gnu.org>
6384 * config.gcc (aix tm_file): Add aix-stdint.h.
6385 (aix tm clause use_gcc_stdint): Set to wrap.
6386 * config/rs6000/aix-stdint.h: New file.
6388 2009-04-08 Richard Guenther <rguenther@suse.de>
6391 * tree-dfa.c (add_referenced_var): Do not recurse into
6392 global initializers.
6393 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
6395 (fold_const_aggregate_ref): Likewise.
6397 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
6399 * recog.c (ordered_comparison_operator): New.
6400 * gensupport.c (std_preds): Add it.
6401 * doc/md.texi (Machine-Independent Predicates): Document it.
6403 2009-04-08 Jan Hubicka <jh@suse.cz>
6405 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
6406 * function.h (rtl_eh): Remove exception_handler_label_map.
6407 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
6408 remove_exception_handler_label, for_each_eh_label_1): Remove.
6409 (rtl_remove_unreachable_regions): Remove.
6410 (convert_from_eh_region_ranges): Do not remove unreachable regions.
6411 (find_exception_handler_labels): Don't build the hashtable.
6412 (maybe_remove_eh_handler): Remove.
6413 (for_each_eh_label): Rewrite to walk the tree.
6414 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
6415 * except.h (maybe_remove_eh_handler): Remove.
6416 * passes.c (init_optimization_passes): Schedule second EH cleanup
6418 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
6419 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
6421 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
6423 * genoutput.c (validate_optab_operands): New.
6424 (gen_insn, gen_expand): Call it.
6426 * genflags.c (gen_insn): Detect misused iterators.
6427 (main): Pass line_no to gen_insn, exit with status 1 on error.
6429 * genextract.c (line_no): Make global.
6430 (VEC_safe_set_locstr): Change assertion to error message.
6431 (main): Exit with status 1 on error.
6433 2009-04-08 Joseph Myers <joseph@codesourcery.com>
6437 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
6438 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
6439 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
6440 * c-convert.c (convert): Do not call fold on results of conversion
6441 functions when the result is a C_MAYBE_CONST_EXPR.
6442 * c-parser.c (c_parser_postfix_expression): Do not fold condition
6443 of __builtin_choose_expr.
6444 * c-typeck.c (remove_c_maybe_const_expr): New.
6445 (build_unary_op, build_conditional_expr, build_compound_expr,
6446 build_binary_op, c_objc_common_truthvalue_conversion): Call
6447 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
6450 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
6452 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
6453 CODE to produce a new one. Add a prototype to use fold_convert_const
6455 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
6458 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
6459 mix declarations and code.
6461 2009-04-08 Ben Elliston <bje@au.ibm.com>
6463 * gcc.c: Replace `CC' with `GCC' throughout.
6465 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
6467 * doc/invoke.texi: Document Atom support.
6469 2009-04-07 Jason Merrill <jason@redhat.com>
6472 * c-common.h, c-common.c: Add flag_pretty_templates.
6473 * c-opts.c (c_common_handle_option): Set it.
6474 * c.opt: Add -fno-pretty-templates.
6475 * doc/invoke.texi (C++ Dialect Options): Likewise.
6477 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
6479 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
6480 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
6481 (ia64_expand_builtin): Likewise.
6483 2009-04-07 Martin Jambor <mjambor@suse.cz>
6485 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
6486 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
6487 ADDR_EXPRS are include too.
6489 2009-04-07 Richard Guenther <rguenther@suse.de>
6491 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
6492 decls are only used if passes as parameters or if they are
6493 local statics and the call is not to a builtin.
6494 (call_may_clobber_ref_p_1): Likewise.
6496 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
6498 * expr.c (do_store_flag): Remove last argument. Simplify code
6499 to avoid duplication of tests already done by can_compare_p.
6500 (expand_expr_real_1): Adjust caller.
6502 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
6504 * optabs.c (can_compare_p): Test the predicate of a
6505 cbranch and cstore pattern.
6507 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
6509 * expr.c (convert_move): Use emit_store_flag instead of
6512 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
6514 * config/i386/i386.c (ix86_compare_emitted): Remove.
6515 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
6516 ix86_compare_op0 like ix86_compare_emitted used to be handled.
6517 * config/i386/i386.h (ix86_compare_emitted): Remove.
6518 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
6519 instead of ix86_compare_emitted.
6520 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
6522 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
6524 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
6525 Add t-sysroot-suffix to tmake_file.
6526 * config/print-sysroot-suffix.sh: New file.
6527 * config/t-sysroot-suffix: New file.
6529 2009-04-07 Ben Elliston <bje@au.ibm.com>
6531 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
6532 as the latter produces a warning when the target does not support
6535 2009-04-07 Ben Elliston <bje@au.ibm.com>
6537 * dfp.c: Replace type punning assignments with memcpy throughout.
6538 * Makefile.in (dfp.o-warn): Remove.
6540 2009-04-07 Alan Modra <amodra@bigpond.net.au>
6543 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
6544 Include soft-fp/t-softfp after rs6000/t-linux64.
6546 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
6548 * stor-layout.c (set_sizetype): Use the full precision of their
6549 machine mode for bitsize types.
6551 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
6553 * config/i386/i386.md: Revert 2 accidental checkins.
6555 2009-04-06 Joey Ye <joey.ye@intel.com>
6556 Xuepeng Guo <xuepeng.guo@intel.com>
6557 H.J. Lu <hongjiu.lu@intel.com>
6559 Atom pipeline model, tuning and insn selection.
6560 * config.gcc (atom): Add atom config options and target.
6562 * config/i386/atom.md: New.
6564 * config/i386/i386.c (atom_cost): New cost.
6565 (m_ATOM): New macro flag.
6566 (initial_ix86_tune_features): Set m_ATOM.
6567 (x86_accumulate_outgoing_args): Likewise.
6568 (x86_arch_always_fancy_math_387): Likewise.
6569 (processor_target): Add Atom cost.
6570 (cpu_names): Add Atom cpu name.
6571 (override_options): Set Atom ISA.
6572 (ix86_issue_rate): New case PROCESSOR_ATOM.
6573 (ix86_adjust_cost): Likewise.
6575 * config/i386/i386.h (TARGET_ATOM): New target macro.
6576 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
6577 (TARGET_OPT_AGU): New target option.
6578 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
6579 (processor_type): Add PROCESSOR_ATOM.
6581 * config/i386/i386.md (cpu): Add new value "atom".
6582 (use_carry, movu): New attr.
6583 (atom.md): Include atom.md.
6584 (adddi3_carry_rex64): Set attr "use_carry".
6585 (addqi3_carry): Likewise.
6586 (addhi3_carry): Likewise.
6587 (addsi3_carry): Likewise.
6588 (*addsi3_carry_zext): Likewise.
6589 (subdi3_carry_rex64): Likewise.
6590 (subqi3_carry): Likewise.
6591 (subhi3_carry): Likewise.
6592 (subsi3_carry): Likewise.
6593 (x86_movdicc_0_m1_rex64): Likewise.
6594 (*x86_movdicc_0_m1_se): Likewise.
6595 (x86_movsicc_0_m1): Likewise.
6596 (*x86_movsicc_0_m1_se): Likewise.
6597 (*adddi_1_rex64): Emit add insn as much as possible.
6598 (*addsi_1): Likewise.
6599 (return_internal): Set atom_unit.
6600 (return_internal_long): Likewise.
6601 (return_pop_internal): Likewise.
6602 (*rcpsf2_sse): Set atom_sse_attr attr.
6603 (*qrt<mode>2_sse): Likewise.
6604 (*prefetch_sse): Likewise.
6606 * config/i386/i386-c.c (ix86_target_macros_internal): New case
6608 (ix86_target_macros_internal): Likewise.
6610 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
6611 (*prefetch_sse_rex): Likewise.
6612 (sse_rcpv4sf2): Likewise.
6613 (sse_vmrcpv4sf2): Likewise.
6614 (sse_sqrtv4sf2): Likewise.
6615 (<sse>_vmsqrt<mode>2): Likewise.
6616 (sse_ldmxcsr): Likewise.
6617 (sse_stmxcsr): Likewise.
6618 (*sse_sfence): Likewise.
6619 (sse2_clflush): Likewise.
6620 (*sse2_mfence): Likewise.
6621 (*sse2_lfence): Likewise.
6622 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
6623 (<sse>_movup<ssemodesuffixf2c>): Likewise.
6624 (avx_movdqu<avxmodesuffix>): Likewise.
6625 (avx_lddqu<avxmodesuffix>): Likewise.
6626 (sse2_movntv2di): Change attr "type" to "ssemov".
6627 (sse2_movntsi): Likewise.
6628 (rsqrtv8sf2): Change attr "type" to "sseadd".
6629 (sse3_addsubv2df3): Set attr "atom_unit".
6630 (sse3_h<plusminus_insn>v4sf3): Likewise.
6631 (*sse2_pmaddwd): Likewise.
6632 (*vec_extractv2di_1_rex64): Likewise.
6633 (*vec_extractv2di_1_avx): Likewise.
6634 (sse2_psadbw): Likewise.
6635 (ssse3_phaddwv8hi3): Likewise.
6636 (ssse3_phaddwv4hi3): Likewise.
6637 (ssse3_phadddv4si3): Likewise.
6638 (ssse3_phadddv2si3): Likewise.
6639 (ssse3_phaddswv8hi3): Likewise.
6640 (ssse3_phaddswv4hi3): Likewise.
6641 (ssse3_phsubwv8hi3): Likewise.
6642 (ssse3_phsubwv4hi3): Likewise.
6643 (ssse3_phsubdv4si3): Likewise.
6644 (ssse3_phsubdv2si3): Likewise.
6645 (ssse3_phsubswv8hi3): Likewise.
6646 (ssse3_phsubswv4hi3): Likewise.
6647 (ssse3_pmaddubsw128): Likewise.
6648 (sse3_pmaddubsw: Likewise.
6649 (ssse3_palignrti): Likewise.
6650 (ssse3_palignrdi): Likewise.
6652 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
6654 * doc/install.texi (Specific): Fix two cross-references to MinGW.
6656 2009-04-06 Richard Guenther <rguenther@suse.de>
6658 PR tree-optimization/28868
6659 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
6660 of which PHI results we inserted.
6661 (insert_into_preds_of_block): Record inserted PHIs.
6662 (eliminate): Eliminate redundant PHI nodes.
6663 (init_pre): Init inserted_phi_names.
6665 2009-04-06 Richard Guenther <rguenther@suse.de>
6667 PR tree-optimization/39643
6668 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
6669 IMAGPART_EXPRs of complex constants.
6670 (execute_fold_all_builtins): If we folded a call queue
6671 TODO_update_address_taken.
6673 2009-04-06 Jan Hubicka <jh@suse.cz>
6676 * except.c (remove_unreachable_regions): Propagate may_contain_throw
6679 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
6681 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
6683 (ic_invalidate_array): Likewise.
6685 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
6687 * calls.c (emit_library_call_value_1): Fix a problem with parameter
6688 alignment for library calls.
6690 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
6692 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
6693 (mingw32 tm clause use_gcc_stdint): Set to wrap.
6694 * config/i386/mingw-stdint.h: New file.
6696 2009-04-05 Richard Guenther <rguenther@suse.de>
6698 PR tree-optimization/39648
6699 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
6700 our &A vs. &A[0] IL deficiencies.
6702 2009-04-04 Jan Hubicka <jh@suse.cz>
6704 * except.c (sjlj_find_directly_reachable_regions): Be ready for
6705 removed toplevel regions.
6706 (sjlj_mark_call_sites): Likewise.
6708 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
6710 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
6711 (cygwin tm clause use_gcc_stdint): Set to wrap.
6712 * config/i386/cygwin-stdint.h: New file.
6714 2009-04-04 Richard Guenther <rguenther@suse.de>
6716 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
6717 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
6718 single-argument PHIs if we are in loop-closed SSA form.
6719 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
6720 for the pre-condition.
6721 (slpeel_tree_peel_loop_to_edge): Likewise.
6722 (vect_build_loop_niters): Take an optional sequence to append stmts.
6723 (vect_generate_tmps_on_preheader): Likewise.
6724 (vect_do_peeling_for_loop_bound): Take extra guards for the
6726 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
6727 the cost model check.
6728 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
6729 guards if we are going to peel. Do not apply versioning in that case.
6730 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
6731 (vect_do_peeling_for_loop_bound): Likewise.
6732 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
6733 loop bound only record extra pre-conditions, do not apply loop
6736 2009-04-04 Richard Guenther <rguenther@suse.de>
6738 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
6741 2009-04-04 Jan Hubicka <jh@suse.cz>
6743 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
6744 last_basic_block for size of bb->index indexed array.
6745 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
6746 compute_out, link_btr_uses, build_btr_def_use_webs,
6747 build_btr_def_use_webs, migrate_btr_defs): Likewise.
6749 2009-04-04 Jan Hubicka <jh@suse.cz>
6751 * except.c (remove_eh_handler_and_replace): Break out from ...
6752 (remove_eh_handler): ... here.
6753 (bring_to_root): New function.
6754 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
6755 handled ones, bring others to root of tree.
6757 2009-04-04 Jan Hubicka <jh@suse.cz>
6759 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
6760 (all_phis_safe_to_merge): New function.
6761 (update_info): New structure.
6762 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
6763 (cleanup_empty_eh): Update SSA if possible.
6765 2009-04-04 Richard Guenther <rguenther@suse.de>
6767 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
6768 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
6769 (append_vuse): Likewise.
6771 2009-04-04 Jakub Jelinek <jakub@redhat.com>
6773 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
6774 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
6775 instead of REG_UNSAVED for DW_CFA_undefined.
6776 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
6777 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
6780 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
6783 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
6784 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
6785 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
6787 2009-04-04 Richard Guenther <rguenther@suse.de>
6789 PR tree-optimization/8781
6790 PR tree-optimization/37892
6791 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
6792 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
6793 (valueize_refs): Call it for *& valueizations.
6794 (shared_reference_ops_from_ref): Rename to ...
6795 (valueize_shared_reference_ops_from_ref): ... this and valueize.
6796 (shared_reference_ops_from_call): Rename to ...
6797 (valueize_shared_reference_ops_from_call): ... this and valueize.
6798 (vn_reference_lookup): Update.
6799 (visit_reference_op_call): Likewise.
6800 * tree-ssa-pre.c (phi_translate_1): Fold *&.
6801 (eliminate): Value-replace the call address in call statements.
6803 2009-04-04 Richard Guenther <rguenther@suse.de>
6805 PR tree-optimization/39636
6806 * tree-ssa-forwprop.c
6807 (forward_propagate_addr_into_variable_array_index): Check for
6808 GIMPLE_ASSIGN before accessing the rhs code.
6810 2009-04-03 Jason Merrill <jason@redhat.com>
6812 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
6814 2009-04-03 Steve Ellcey <sje@cup.hp.com>
6816 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
6817 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
6818 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
6819 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
6820 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
6821 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
6822 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
6823 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
6824 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
6825 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
6826 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
6827 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
6828 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
6829 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
6830 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
6831 Use fr_reg_or_fp01_operand instead of fr_register_operand
6833 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
6834 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
6835 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
6837 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
6839 PR rtl-optimization/39607
6840 PR rtl-optimization/39631
6844 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6845 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
6846 instead of DF_LR_OUT.
6847 * ira-lives.c (process_bb_node_lives): Ditto.
6848 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
6849 instead of DF_LR_{OUT,IN}.
6850 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
6851 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
6853 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
6855 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
6856 (execute_lower_omp): Always run but take the short way out if -fopenmp
6858 (gate_lower_omp): Remove, forcing the pass manager to always run the
6859 pass and always set PROP_gimple_lomp.
6860 (pass_lower_omp): Remove gate function.
6861 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
6862 PROP_trees. Instead, require it.
6863 * ipa-cp.c (pass_ipa_cp): Likewise.
6864 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
6865 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
6866 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
6867 and PROP_gimple_leh.
6869 2009-04-03 Richard Guenther <rguenther@suse.de>
6872 PR tree-optimization/23940
6873 PR tree-optimization/33237
6876 PR tree-optimization/36201
6877 PR tree-optimization/36230
6878 PR tree-optimization/38049
6879 PR tree-optimization/38207
6880 PR tree-optimization/38230
6881 PR tree-optimization/38301
6882 PR tree-optimization/38585
6884 PR tree-optimization/38985
6885 PR tree-optimization/39299
6886 * tree-ssa-structalias.h: Remove.
6887 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
6888 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
6889 (struct vuse_element_d): Remove.
6890 (struct vuse_vec_d): Likewise.
6891 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
6892 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
6893 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
6894 VUSE_ELEMENT_VAR): Likewise.
6895 (struct voptype_d): Likewise.
6896 (NUM_VOP_FREE_BUCKETS): Likewise.
6897 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
6898 (struct stmt_operands_d): Remove.
6899 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
6900 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
6901 VDEF_NUM, VDEF_VECT): Likewise.
6902 (copy_virtual_operands): Remove.
6903 (operand_build_cmp): Likewise.
6904 (create_ssa_artificial_load_stmt): Likewise.
6905 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
6906 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
6907 vuse_index and mayuse_index members. Pack and move done and iter_type
6908 members to the front.
6909 (SSA_OP_VMAYUSE): Remove.
6910 (SSA_OP_VIRTUAL_USES): Adjust.
6911 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
6912 (unlink_stmt_vdef): Declare.
6913 (add_to_addressable_set): Remove.
6914 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
6915 (vrp_visit_stmt): Likewise.
6916 * doc/tree-ssa.texi (Alias analysis): Update.
6917 * doc/invoke.texi (max-aliased-vops): Remove docs.
6918 (avg-aliased-vops): Likewise.
6919 * tree-into-ssa.c (syms_to_rename): Remove.
6920 (need_to_update_vops_p): Likewise.
6921 (need_to_initialize_update_ssa_p): Rename to ...
6922 (update_ssa_initialized_fn): ... this. Track function we are
6924 (symbol_marked_for_renaming): Simplify.
6925 (add_new_name_mapping): Do not set need_to_update_vops_p.
6926 (dump_currdefs): Use SYMS_TO_RENAME.
6927 (rewrite_update_stmt): Always walk all uses/defs.
6928 (dump_update_ssa): Adjust.
6929 (init_update_ssa): Take function argument. Track what we are
6931 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
6932 (create_new_def_for): Initialize for cfun, assert we are initialized
6934 (mark_sym_for_renaming): Simplify.
6935 (mark_set_for_renaming): Do not initialize update-ssa.
6936 (need_ssa_update_p): Simplify. Take function argument.
6937 (name_mappings_registered_p): Assert we ask for the correct function.
6938 (name_registered_for_update_p): Likewise.
6939 (ssa_names_to_replace): Likewise.
6940 (release_ssa_name_after_update_ssa): Likewise.
6941 (update_ssa): Likewise. Use SYMS_TO_RENAME.
6942 (dump_decl_set): Do not print a newline.
6943 (debug_decl_set): Do it here.
6944 (dump_update_ssa): And here.
6945 * tree-ssa-loop-im.c (move_computations): Adjust.
6946 (movement_possibility): Likewise.
6947 (determine_max_movement): Likewise.
6948 (gather_mem_refs_stmt): Likewise.
6949 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
6951 * tree-complex.c (update_all_vops): Remove.
6952 (expand_complex_move): Adjust.
6953 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
6954 Simplify test for memory referencing statement. Exclude
6955 non-invariant ADDR_EXPRs.
6956 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
6957 * tree-loop-distribution.c (generate_memset_zero): Adjust.
6958 (rdg_flag_uses): Likewise.
6959 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
6961 (tree_optimize_tail_calls_1): Also split the
6962 edge from the entry block if we have degenerate PHI nodes in
6963 the first basic block.
6964 * tree.c (init_ttree): Remove memory-tag related code.
6965 (tree_code_size): Likewise.
6966 (tree_node_structure): Likewise.
6967 (build7_stat): Re-write to be build6_stat.
6968 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
6969 (SSA_VAR_P): Adjust.
6970 (struct tree_memory_tag): Remove.
6971 (struct tree_memory_partition_tag): Likewise.
6972 (union tree_node): Adjust.
6973 (build7): Re-write to be build6.
6974 * tree-pass.h (pass_reset_cc_flags): Remove.
6975 (TODO_update_address_taken): New flag.
6976 (pass_simple_dse): Remove.
6977 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
6978 * params.h (MAX_ALIASED_VOPS): Remove.
6979 (AVG_ALIASED_VOPS): Likewise.
6980 * omp-low.c (expand_omp_taskreg): Update SSA form.
6981 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
6982 aliases the lhs in a copy stmt.
6983 * tree-ssa-dse.c (struct address_walk_data): Remove.
6984 (memory_ssa_name_same): Likewise.
6985 (memory_address_same): Likewise.
6986 (get_kill_of_stmt_lhs): Likewise.
6987 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
6988 unused stores. Look through PHI nodes into post-dominated regions.
6989 (dse_optimize_stmt): Simplify. Properly remove stores.
6990 (tree_ssa_dse): Compute dominators.
6991 (execute_simple_dse): Remove.
6992 (pass_simple_dse): Likewise.
6993 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
6994 gimple_loaded_syms and gimple_stored_syms computation.
6995 * toplev.c (dump_memory_report): Dump alias and pta stats.
6996 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
6997 (vn_reference_eq): Likewise.
6998 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
6999 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
7000 valueize_vuses): Remove.
7001 (get_def_ref_stmt_vuses): Simplify. Rename to ...
7002 (get_def_ref_stmt_vuse): ... this.
7003 (vn_reference_lookup_2): New function.
7004 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
7005 walking equivalent vuses. Simplify.
7006 (vn_reference_lookup): Likewise.
7007 (vn_reference_insert): Likewise.
7008 (vn_reference_insert_pieces): Likewise.
7009 (visit_reference_op_call): Simplify.
7010 (visit_reference_op_load): Likewise.
7011 (visit_reference_op_store): Likewise.
7012 (init_scc_vn): Remove shared_lookup_vuses initialization.
7013 (free_scc_vn): Remove shared_lookup_vuses freeing.
7014 (sort_vuses, sort_vuses_heap): Remove.
7015 (get_ref_from_reference_ops): Export.
7016 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
7017 vector with single vuse pointer.
7018 (vn_reference_lookup_pieces, vn_reference_lookup,
7019 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
7020 (shared_vuses_from_stmt): Remove.
7021 (get_ref_from_reference_ops): Declare.
7022 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
7023 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
7024 memory-tag related code.
7025 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
7026 (likely_value): Add comment, skip static-chain of call statements.
7027 (surely_varying_stmt_p): Adjust.
7028 (gimplify_and_update_call_from_tree): Likewise.
7029 (execute_fold_all_builtins): Do not rebuild alias info.
7030 (gimplify_and_update_call_from_tree): Properly update VOPs.
7031 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
7032 (copy_ref_info): Remove memory-tag related code.
7033 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
7034 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
7035 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
7037 * tree-ssa-dom.c (gimple_p): Remove typedef.
7038 (eliminate_redundant_computations): Adjust.
7039 (record_equivalences_from_stmt): Likewise.
7040 (avail_expr_hash): Likewise.
7041 (avail_expr_eq): Likewise.
7042 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
7043 (stmt_makes_single_load): Likewise.
7044 (stmt_makes_single_store): Likewise.
7045 * tree-ssa-alias.c: Rewrite completely.
7046 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
7047 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
7048 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
7049 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
7050 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
7051 Remove public functions.
7052 (pass_reset_cc_flags): Remove.
7053 (pass_build_alias): Move ...
7054 * tree-ssa-structalias.c (pass_build_alias): ... here.
7055 * tree-ssa-alias.c (may_be_aliased): Move ...
7056 * tree-flow-inline.h (may_be_aliased): ... here.
7057 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
7058 count_uses_and_derefs): Move ...
7059 * gimple.c: ... here.
7060 * gimple.h (count_uses_and_derefs): Declare.
7061 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
7062 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
7063 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
7064 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
7065 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
7066 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
7067 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
7069 * tree-dfa.c (refs_may_alias_p): Move ...
7070 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
7071 * tree-ssa-alias.h: New file.
7072 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
7073 (statement_sink_location): Likewise.
7074 * opts.c (decode_options): Do not adjust max-aliased-vops or
7075 avg-aliased-vops values.
7076 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
7077 (TV_CALL_CLOBBER): Likewise.
7078 (TV_FLOW_SENSITIVE): Likewise.
7079 (TV_FLOW_INSENSITIVE): Likewise.
7080 (TV_MEMORY_PARTITIONING): Likewise.
7081 (TV_ALIAS_STMT_WALK): New timevar.
7082 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
7083 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
7084 (get_address_description): Remove memory-tag related code.
7085 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
7086 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
7087 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
7088 and immediate uses in statements. Document.
7089 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
7090 (dump_symbols): Remove.
7091 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
7092 * alias.c (get_deref_alias_set): New function split out from ...
7093 (get_alias_set): ... here.
7094 * alias.h (get_deref_alias_set): Declare.
7095 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
7096 type parameter. Remove restrict pointer handling. Create a
7097 ref-all pointer in case type-based alias sets do not conflict.
7098 (vect_analyze_data_refs): Remove SMT related code.
7099 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
7100 (vectorizable_load): Likewise.
7101 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
7102 (DR_SYMBOL_TAG, DR_VOPS): Remove.
7103 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
7104 Ignore vops and SMTs.
7105 (dr_analyze_alias): Likewise..
7106 (free_data_ref): Likewise.
7107 (create_data_ref): Likewise.
7108 (analyze_all_data_dependences): Likewise.
7109 (get_references_in_stmt): Adjust.
7110 * tree-flow-inline.h (gimple_aliases_computed_p,
7111 gimple_addressable_vars, gimple_call_clobbered_vars,
7112 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
7113 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
7114 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
7115 gimple_mem_ref_stats): Remove.
7116 (gimple_vop): New function.
7117 (op_iter_next_use): Remove vuses and mayuses cases.
7118 (op_iter_next_def): Remove vdefs case.
7119 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
7120 (clear_and_done_ssa_iter): Do not set removed fields.
7121 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
7122 Assert we are not iterating over vuses or vdefs if not also
7123 iterating over uses or defs.
7124 (op_iter_init_use): Likewise.
7125 (op_iter_init_def): Likewise.
7126 (op_iter_next_vdef): Remove.
7127 (op_iter_next_mustdef): Likewise.
7128 (op_iter_init_vdef): Likewise.
7129 (compare_ssa_operands_equal): Likewise.
7130 (link_use_stmts_after): Handle vuse operand.
7131 (is_call_used): Use is_call_clobbered.
7132 (is_call_clobbered): Global variables are always call clobbered,
7133 query the call-clobbers bitmap.
7134 (mark_call_clobbered): Ignore global variables.
7135 (clear_call_clobbered): Likewise.
7136 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
7137 virtual operands sanity check.
7138 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
7140 (TARGET_MEM_REF): Remove TMR_TAG operand.
7141 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
7142 Remove call-clobber related code.
7143 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
7144 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
7145 partitions or escape reason.
7146 (get_single_def_stmt, get_single_def_stmt_from_phi,
7147 get_single_def_stmt_with_phi): Remove.
7148 (dump_referenced_vars): Tidy.
7149 (get_ref_base_and_extent): Allow bare decls.
7150 (collect_dfa_stats): Adjust.
7151 * graphite.c (rename_variables_in_stmt): Adjust.
7152 (graphite_copy_stmts_from_block): Likewise.
7153 (translate_clast): Likewise.
7154 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
7156 (translate_vuse_through_block): Use the oracle.
7157 (phi_translate_1): Adjust.
7158 (value_dies_in_block_x): Use the oracle. Cache the outcome
7160 (valid_in_sets): Check if the VUSE for
7161 a REFERENCE is available.
7162 (eliminate): Do not remove stmts during elimination,
7163 instead queue and remove them afterwards.
7164 (do_pre): Do not rebuild alias info.
7165 (pass_pre): Run TODO_rebuild_alias before PRE.
7166 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
7167 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
7168 (mark_all_v_defs_stmt): Remove.
7169 (mark_all_v_defs_seq): Adjust.
7170 (sra_replace): Likewise.
7171 (scalarize_use): Likewise.
7172 (scalarize_copy): Likewise.
7173 (scalarize_init): Likewise.
7174 (scalarize_ldst): Likewise.
7175 (todoflags): Remove.
7176 (tree_sra): Do not rebuild alias info.
7177 (tree_sra_early): Adjust.
7178 (pass_sra): Run TODO_update_address_taken before SRA.
7179 * tree-predcom.c (set_alias_info): Remove.
7180 (prepare_initializers_chain): Do not call it.
7181 (mark_virtual_ops_for_renaming): Adjust.
7182 (mark_virtual_ops_for_renaming_list): Remove.
7183 (initialize_root_vars): Adjust.
7184 (initialize_root_vars_lm): Likewise.
7185 (prepare_initializers_chain): Likewise.
7186 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
7187 (may_propagate_copy_into_stmt): Likewise.
7188 (merge_alias_info): Do nothing for now.
7189 (propagate_tree_value_into_stmt): Adjust.
7190 (stmt_may_generate_copy): Likewise.
7191 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
7192 not mark symbols for renaming.
7193 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
7194 with the same statement, make sure to update the new pointed-to one.
7195 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
7196 call statements, do not mark symbols for renaming.
7197 (mark_operand_necessary): Dump something.
7198 (ref_may_be_aliased): New function.
7199 (mark_aliased_reaching_defs_necessary_1): New helper function.
7200 (mark_aliased_reaching_defs_necessary): Likewise.
7201 (mark_all_reaching_defs_necessary_1): Likewise.
7202 (mark_all_reaching_defs_necessary): Likewise.
7203 (propagate_necessity): Do not process virtual PHIs. For
7204 non-aliased loads mark all reaching definitions as necessary.
7205 For aliased loads and stores mark the immediate dominating
7206 aliased clobbers as necessary.
7207 (visited): New global static.
7208 (perform_tree_ssa_dce): Free visited bitmap after propagating
7210 (remove_dead_phis): Perform simple dead virtual PHI removal.
7211 (remove_dead_stmt): Properly unlink virtual operands when
7213 (eliminate_unnecessary_stmts): Schedule PHI removal after
7215 * tree-ssa-ter.c (is_replaceable_p): Adjust.
7216 (process_replaceable): Likewise.
7217 (find_replaceable_in_bb): Likewise.
7218 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
7219 based on the single gimple vop.
7220 (verify_flow_insensitive_alias_info): Remove.
7221 (verify_flow_sensitive_alias_info): Likewise.
7222 (verify_call_clobbering): Likewise.
7223 (verify_memory_partitions): Likewise.
7224 (verify_alias_info): Likewise.
7225 (verify_ssa): Adjust..
7226 (execute_update_addresses_taken): Export. Update SSA
7227 manually. Optimize only when optimizing. Use a local bitmap.
7228 (pass_update_address_taken): Remove TODO_update_ssa, add
7230 (pass_update_address_taken): Just use TODO_update_address_taken.
7231 (init_tree_ssa): Do not initialize addressable_vars.
7232 (verify_ssa): Verify new VUSE / VDEF properties.
7233 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
7234 Do not call verify_alias_info.
7235 (delete_tree_ssa): Clear the VUSE, VDEF operands.
7236 Do not free the loaded and stored syms bitmaps. Reset the escaped
7237 and callused solutions. Do not free addressable_vars.
7238 Remove memory-tag related code.
7239 (warn_uninitialized_var): Aliases are always available.
7240 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
7241 * lambda-code.c (can_put_in_inner_loop): Adjust.
7242 (can_put_after_inner_loop): Likewise.
7243 (perfect_nestify): Likewise.
7244 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
7245 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
7246 (vectorizable_conversion): Do not mark symbols for renaming.
7247 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
7248 (expand_call_inline): Unlink the calls virtual operands before
7250 (tree_function_versioning): Do not call update_ssa if we are not
7251 updating clones. Simplify.
7252 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
7253 (propagate_with_phi): Likewise..
7254 * tree-outof-ssa.c (create_temp): Remove memory tag and call
7255 clobber code. Assert we are not aliased or global.
7256 * tree-flow.h: Include tree-ssa-alias.h
7257 (enum escape_type): Remove.
7258 (struct mem_sym_stats_d): Likewise.
7259 (struct mem_ref_stats_d): Likewise.
7260 (struct gimple_df): Add vop member. Remove global_var,
7261 call_clobbered_vars, call_used_vars, addressable_vars,
7262 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
7263 escaped and callused members.
7264 (struct ptr_info_def): Remove all members, add points-to solution
7266 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
7267 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
7268 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
7269 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
7270 (tree-ssa-alias.o): Likewise.
7271 (toplev.o): Add tree-ssa-alias.h
7272 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
7273 * gimple.c (gimple_set_bb): Fix off-by-one error.
7274 (is_gimple_reg): Do not handle memory tags.
7275 (gimple_copy): Also copy virtual operands.
7276 Delay updating the statement. Do not reset loaded and stored syms.
7277 (gimple_set_stored_syms): Remove.
7278 (gimple_set_loaded_syms): Likewise.
7279 (gimple_call_copy_skip_args): Copy the virtual operands
7280 and mark the new statement modified.
7281 * tree-ssa-structalias.c (may_alias_p): Remove.
7282 (set_uids_in_ptset): Take the alias set to prune with as
7283 parameter. Fold in the alias test of may_alias_p.
7284 (compute_points_to_sets): Compute whether a ptr is dereferenced
7286 (process_constraint): Deal with &ANYTHING on the lhs, reject all
7287 other ADDRESSOF constraints on the lhs.
7288 (get_constraint_for_component_ref): Assert that we don't get
7289 ADDRESSOF constraints from the base of the reference.
7290 Properly generate UNKNOWN_OFFSET for DEREF if needed.
7291 (struct variable_info): Remove collapsed_to member.
7292 (get_varinfo_fc): Remove.
7293 (new_var_info): Do not set collapsed_to.
7294 (dump_constraint): Do not follow cycles.
7295 (dump_constraint_graph): Likewise.
7296 (build_pred_graph): Likewise.
7297 (build_succ_graph): Likewise.
7298 (rewrite_constraints): Likewise.
7299 (do_simple_structure_copy): Remove.
7300 (do_rhs_deref_structure_copy): Remove.
7301 (do_lhs_deref_structure_copy): Remove.
7302 (collapse_rest_of_var): Remove.
7303 (do_structure_copy): Re-implement.
7304 (pta_stats): New global variable.
7305 (dump_pta_stats): New function.
7306 (struct constraint_expr): Make offset signed.
7307 (UNKNOWN_OFFSET): Define special value.
7308 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
7309 (solution_set_expand): New helper function split out from ...
7310 (do_sd_constraint): ... here.
7311 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
7312 (do_ds_constraint): Likewise.
7313 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
7314 and CALLUSED = *CALLUSED.
7315 (set_union_with_increment): Make inc argument signed.
7316 (type_safe): Remove.
7317 (get_constraint_for_ptr_offset): Handle unknown and negative
7319 (first_vi_for_offset): Handle offsets before start. Bail
7320 out early for offsets beyond the variable extent.
7321 (first_or_preceding_vi_for_offset): New function.
7322 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
7323 Together with ESCAPED = *ESCAPED this properly computes reachability.
7324 (find_what_var_points_to): New function.
7325 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
7326 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
7327 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
7328 pt_solutions_intersect): New functions.
7329 (compute_call_used_vars): Remove.
7330 (compute_may_aliases): New main entry into PTA computation.
7331 * gimple.h (gimple_p): New typedef.
7332 (struct gimple_statement_base): Remove references_memory_p.
7333 (struct gimple_statement_with_memory_ops_base): Remove
7334 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
7336 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
7337 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
7338 gimple_set_references_memory): Remove.
7339 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
7340 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
7342 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
7343 (verify_expr): Allow RESULT_DECL.
7344 (gimple_duplicate_bb): Do not copy virtual operands.
7345 (gimple_duplicate_sese_region): Adjust.
7346 (gimple_duplicate_sese_tail): Likewise.
7347 (mark_virtual_ops_in_region): Remove.
7348 (move_sese_region_to_fn): Do not call it.
7349 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
7350 and pass_simple_dse.
7351 (execute_function_todo): Handle TODO_update_address_taken,
7352 call execute_update_addresses_taken for TODO_rebuild_alias.
7353 (execute_todo): Adjust.
7354 (execute_one_pass): Init dump files early.
7355 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
7357 (create_general_new_stmt): Clear vops.
7358 * tree-ssa-reassoc.c (get_rank): Adjust.
7359 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
7360 symbols for renaming.
7361 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
7362 (PARAM_AVG_ALIASED_VOPS): Likewise.
7363 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
7364 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
7365 * tree-ssa-operands.c: Simplify for new virtual operand representation.
7366 (operand_build_cmp, copy_virtual_operands,
7367 create_ssa_artificial_load_stmt, add_to_addressable_set,
7368 gimple_add_to_addresses_taken): Remove public functions.
7369 (unlink_stmt_vdef): New function.
7371 2009-04-03 Alan Modra <amodra@bigpond.net.au>
7373 * config.gcc (powerpc-*-linux*): Merge variants.
7375 2009-04-02 Chao-ying Fu <fu@mips.com>
7376 James Grosbach <james.grosbach@microchip.com>
7378 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
7379 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
7381 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
7382 keep_interrupts_masked_p, use_debug_exception_return_p.
7383 (mips_attribute_table): Add interrupt, use_shadow_register_set,
7384 keep_interrupts_masked, use_debug_exception_return.
7385 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
7386 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
7388 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
7389 (mips_print_operand): Process COP0 registers to print $0 .. $31
7390 correctly for GAS to process.
7391 (mips_interrupt_extra_call_saved_reg_p): New function.
7392 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
7394 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
7395 (mips_compute_frame_info): Add supports for interrupt context that
7396 includes doubleword accumulators and COP0 registers.
7397 (mips_for_each_saved_acc): New function.
7398 (mips_for_each_saved_gpr_and_fpr): Change the function name from
7399 mips_for_each_saved_reg.
7400 (mips_save_reg): Save accumulators.
7401 (mips_kernel_reg_p): A new for_each_rtx callback.
7402 (mips_expand_prologue): Support interrupt handlers.
7403 (mips_restore_reg): Restore accumulators.
7404 (mips_expand_epilogue): Support interrupt handlers.
7405 (mips_can_use_return_insn): Return false for interrupt handlers.
7406 (mips_epilogue_uses): New function.
7407 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
7408 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
7409 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
7410 cop0_move): New instructions.
7411 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
7412 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
7414 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
7416 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
7417 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
7418 interrupt handlers, we use K0 as the temporary register.
7419 (EPILOGUE_USES): Change to a function call.
7420 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
7421 handlers, we use K0 as the temporary register.
7423 * doc/extend.texi (Function Attributes): Document interrupt,
7424 use_shadow_register_set, keep_interrupts_masked,
7425 use_debug_exception_return for MIPS attributes.
7427 2009-04-03 Alan Modra <amodra@bigpond.net.au>
7429 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
7430 Remove a number of t-files from tmake_file.
7431 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
7432 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
7433 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
7434 target_prototype, not TARGET_PROTOTYPE.
7435 (LINK_OS_GNU_SPEC): Define.
7436 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
7437 and darwin-ldoubdle.c.
7439 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
7442 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
7443 (cpp_options): Ditto.
7444 (default_compilers): Ditto.
7445 (display_help): Ditto.
7446 (process_command): Ditto.
7448 (set_input): Use lbasename instead of duplicate code.
7449 (save_temps_prefix): New static for -save-temps=obj.
7450 (save_temps_length): Ditto.
7452 * doc/invoke.texi (-save-temps=obj): Document new variant to
7455 2009-04-02 Jeff Law <law@redhat.com>
7457 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
7460 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
7462 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
7463 * configure: Regenerated.
7465 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
7467 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
7468 share the argument list.
7470 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
7474 2009-02-12 Diego Novillo <dnovillo@google.com>
7476 * varpool.c (debug_varpool): New.
7477 * cgraph.h (debug_varpool): Declare.
7479 2009-04-02 Jan Hubicka <jh@suse.cz>
7481 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
7484 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
7486 * config/i386/i386.c (ix86_abi): Move initialization to ...
7487 (override_options): Here.
7489 2009-04-02 Christian Bruel <christian.bruel@st.com>
7491 * config/sh/sh.c (sh_dwarf_register_span): New function.
7492 (TARGET_DWARF_REGISTER_SPAN): Define.
7493 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
7495 2009-04-02 Ira Rosen <irar@il.ibm.com>
7497 PR tree-optimization/39595
7498 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
7499 interleaved loads group is not greater than the SLP group size.
7501 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
7503 * builtins.c (is_builtin_name): New.
7504 (called_as_built_in): Use is_builtin_name.
7505 * tree.h (is_builtin_name): New.
7506 * varasm.c (incorporeal_function_p): Use is_builtin_name
7508 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
7510 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
7512 2009-04-02 Dodji Seketeli <dodji@redhat.com>
7515 * c-decl.c (clone_underlying_type): Move this ...
7516 * c-common.c (set_underlying_type): ... here.
7517 Also, make sure the function properly sets TYPE_STUB_DECL() on
7518 the newly created typedef variant type.
7519 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
7520 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
7523 2009-04-02 Richard Guenther <rguenther@suse.de>
7525 PR tree-optimization/37221
7526 * tree-flow.h (degenerate_phi_result): Declare.
7527 * tree-ssa-dom.c (degenerate_phi_result): Export.
7528 * tree-scalar-evolution.c (analyze_initial_condition): If
7529 the initial condition is defined by a degenerate PHI node
7530 use the degenerate value.
7532 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
7534 PR rtl-optimization/39588
7535 * combine.c (merge_outer_ops): Do not set the constant when this
7537 (simplify_shift_const_1): Do not modify it either in this case.
7539 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
7541 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
7542 tuning is deprecated if -mtune value is set to an Itanium1 variant.
7544 2009-04-01 Janis Johnson <janis187@us.ibm.com>
7547 * c-lex.c (interpret_float): Default (no suffix) is double.
7549 2009-04-1 Xinliang David Li <davidxl@google.com>
7551 * config/i386/i386.c (legitimate_constant_p): Recognize
7552 all one vector constant.
7554 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7556 * config/vax/vax.c: Add #includes to silence warnings.
7557 Change #include order to silence two warnings.
7559 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7561 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
7562 (ASM_SPEC): Pass -k to the assembler for PIC code.
7564 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7566 * config.gcc: Add vax-*-linux* to the switch.
7567 * config/vax/linux.h: New file. (TARGET_VERSION,
7568 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
7570 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7572 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
7573 Use predicate macros instead of GET_CODE() == foo.
7574 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
7575 ashlsi3, rotrsi3, <unnamed>): Likewise.
7577 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7579 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
7580 jbbccihi, jbbccisi): Remova trailing whitespace.
7581 * config/vax/constraints.md: Likewise.
7582 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7583 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
7584 * config/vax/predicates.md: Likewise.
7585 * config/vax/vax.c (print_operand_address, vax_output_int_move,
7586 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
7587 * config/vax/vax.h: Likewise.
7588 * config/vax/vax.md (nonlocal_goto): Likewise.
7590 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7592 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
7593 (indirectable_address_p, adjacent_operands_p): Add spaces around
7595 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
7597 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7599 * config/vax/vax.c (legitimate_constant_address_p,
7600 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
7601 index_term_p, reg_plus_index_p, legitimate_address_p,
7602 vax_mode_dependent_address_p): Update comments to match functions
7603 modified by the recent int->bool conversion.
7605 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7607 * config/vax/builtins.md: Update copyright message.
7608 * config/vax/constraints.md: Likewise.
7609 * config/vax/netbsd-elf.h: Likewise.
7610 * config/vax/predicates.md: Likewise.
7611 * config/vax/vax-protos.h: Likewise.
7612 * config/vax/vax.c: Likewise.
7613 * config/vax/vax.h: Likewise.
7614 * config/vax/vax.md: Likewise.
7615 * config/vax/vax.opt: Likewise.
7617 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7619 * config/vax/builtins.md (ffssi2, ffssi2_internal,
7620 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
7621 * config/vax/constraints.md (B, R): Likewise.
7622 * config/vax/predicates.md (external_memory_operand,
7623 nonimmediate_addsub_di_operand): Likewise.
7624 * config/vax/vax.c (vax_output_int_add): Likewise.
7625 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
7626 untyped_call): Likewise.
7628 2009-04-01 Matt Thomas <matt@3am-software.com>
7630 * config/vax/predicates.md: New file.
7631 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
7632 external_const_operand, nonsymbolic_operand, external_memory_operand,
7633 indirect_memory_operand, indexed_memory_operand,
7634 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
7635 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
7637 * config/vax/constraints.md: New file.
7638 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
7640 * config/vax/builtins.md: New file.
7641 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
7642 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
7644 * config/vax/vax.opt (mqmath): Add option.
7645 * config/vax/vax.md (isfx): Extend with DI.
7646 (VAXintQH, VAXintQHSD): Define.
7647 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
7648 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
7649 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
7650 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
7651 (movdi): Update constraints and use vax_output_int_move().
7652 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
7653 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
7654 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
7655 nonlocal_goto): New.
7656 (mov<mode>): Extend accepted operand types.
7657 (subdi3_old): Rename from subdi3, change update constraints and use
7658 a new implementation.
7659 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
7660 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
7661 MOVE_RATIO, CLEAR_RATIO): Define.
7662 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
7663 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
7664 (PRINT_OPERAND): Redefine using a function instead of inlined code.
7665 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
7666 (split_quadword_operands): Make static and really allow variable
7668 (print_operand_address): Update for PIC generation.
7669 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
7670 indexable_address_p, fixup_mathdi_operand,
7671 vax_expand_addsub_di_operands, adjacent_operands_p): New.
7672 (vax_float_literal, legitimate_constant_p,
7673 indirectable_constant_address_p, index_term_p,
7674 reg_plus_index_p): Return bool instead of int.
7675 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
7677 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
7679 (vax_output_conditional_branch): Indent.
7680 (legitimate_constant_address_p, indirectable_constant_address_p,
7681 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
7682 vax_mode_dependent_address_p): Return bool instead of int, update for
7684 * config/vax/vax-protos.h (legitimate_constant_address_p,
7685 legitimate_constant_p, legitimate_address_p,
7686 vax_mode_dependent_address_p): Change declaration to bool.
7687 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
7688 vax_expand_addsub_di_operands, vax_output_int_subtract,
7689 vax_output_movmemsi): Declare.
7690 (split_quadword_operands, vax_float_literal): Delete declaration.
7691 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
7692 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
7693 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
7694 ASM_OUTPUT_DWARF_PCREL): Define.
7695 (ASM_SPEC): Change definition to allow PIC generation.
7697 2009-04-01 Steve Ellcey <sje@cup.hp.com>
7699 * doc/sourcebuild.texi: Update front-end requirements.
7701 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7704 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
7705 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
7706 (booldi3_internal3): Use boolean_or_operator instead of
7709 2009-04-01 Joseph Myers <joseph@codesourcery.com>
7712 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
7713 declarator whose size is not an integer constant expression but
7714 folds to an integer constant, then treat it as a constant
7717 2009-04-01 Richard Guenther <rguenther@suse.de>
7719 * fold-const.c (fold_plusminus_mult_expr): Do not fold
7720 i * 4 + 2 to (i * 2 + 1) * 2.
7722 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7725 * c-parser.c (c_parser_asm_statement): Skip until close paren and
7726 return if c_parser_asm_string_literal returned NULL.
7728 2009-04-01 Nick Clifton <nickc@redhat.com>
7730 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
7732 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
7733 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
7734 other typedefs to avoid conflicts with libgcc2.c. Define labels
7735 to gain 16-bit bit-manipulation functions from libgcc2.c and then
7737 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
7738 to gain 16-bit trapping arithmetic functions from libgcc2.c and
7741 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
7743 * varasm.c (default_function_rodata_section): Declare DOT as
7746 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
7747 Andrey Galkin <agalkin@hypercom.com>
7750 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
7751 Make object_name unique for each process.
7753 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7756 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
7757 addressable variables in the parallel that could go out of scope while
7758 running queued tasks.
7760 2009-04-01 Anatoly Sokolov <aesok@post.ru>
7762 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
7763 (CASE_VALUES_THRESHOLD): Redefine.
7764 * config/avr/avr.c (avr_override_options): Remove initialization of
7765 avr_case_values_threshold variable.
7766 (avr_case_values_threshold): Remove variable. Add new function.
7767 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
7768 * config/avr/avr.opt (mno-tablejump): Remove option.
7769 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
7771 2009-04-01 DJ Delorie <dj@redhat.com>
7773 * varasm.c (default_function_rodata_section): Don't assume
7774 anything about where the first '.' in the section name is.
7776 2009-04-01 Alan Modra <amodra@bigpond.net.au>
7778 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
7779 rs6000_emit_stack_tie.
7781 2009-03-31 Ian Lance Taylor <iant@google.com>
7783 * tree-eh.c (tree_remove_unreachable_handlers): Compare
7784 gimple_code with GIMPLE_RESX, not RESX.
7786 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7788 * c-common.c (c_get_ident): New.
7789 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
7791 2009-04-01 Ben Elliston <bje@au.ibm.com>
7793 * config/rs6000/sysv4.opt (msdata): Improve option description.
7795 2009-03-31 Steve Ellcey <sje@cup.hp.com>
7797 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
7798 (divdf3_internal_lat): Remove.
7799 (divxf3_internal_lat): Remove.
7800 (divxf3_internal_thr): Remove.
7801 (divxf): Use divxf3_internal.
7802 * config/ia64/div.md (divsf3_internal_lat): New.
7803 (divdf3_internal_lat): New.
7804 (divxf3_internal): New.
7806 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7809 * Makefile.in (USE_GCC_STDINT): Define.
7810 (stmp-int-hdrs): Install stdint.h if applicable.
7811 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
7813 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
7814 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
7815 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7816 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7817 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7818 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7819 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7820 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7821 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7822 (c_common_nodes_and_builtins): Initialize
7823 underlying_wchar_type_node. Do not initialize
7824 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
7825 nodes for new types.
7826 (c_stddef_cpp_builtins): Define macros for new types.
7827 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
7829 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
7830 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
7831 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
7832 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
7833 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
7834 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
7835 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
7836 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
7837 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
7838 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
7839 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
7840 int16_type_node, int32_type_node, int64_type_node,
7841 uint8_type_node, uint16_type_node, c_uint32_type_node,
7842 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
7843 int_least32_type_node, int_least64_type_node,
7844 uint_least8_type_node, uint_least16_type_node,
7845 uint_least32_type_node, uint_least64_type_node,
7846 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
7847 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
7848 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
7849 uintptr_type_node): Define.
7850 * c-cppbuiltin.c (builtin_define_constants,
7851 builtin_define_type_minmax): New.
7852 (builtin_define_stdint_macros): Define more macros.
7853 (c_cpp_builtins): Define more limit macros.
7855 (builtin_define_type_max): Define in terms of
7856 builtin_define_type_minmax. Remove is_long parameter. All
7858 * config.gcc (use_gcc_stdint): Define.
7859 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
7860 Add newlib-stdint.h for generic targets.
7861 * config/glibc-stdint.h, config/newlib-stdint.h,
7862 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
7863 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
7864 * config/score/score.h (UINTPTR_TYPE): Define.
7865 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7866 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7867 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7868 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7869 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7870 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7871 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7872 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7873 * config/spu/spu.h (STDINT_LONG32): Define.
7874 * configure.ac (use_gcc_stdint): Substitute.
7875 * configure: Regenerate.
7876 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
7877 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
7878 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
7879 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
7880 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
7881 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
7882 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
7883 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
7884 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
7885 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
7886 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
7887 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
7888 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
7889 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
7890 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
7891 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
7892 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
7893 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
7894 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
7895 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
7896 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
7897 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
7898 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7899 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7900 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7901 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7902 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7903 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7904 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
7906 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
7908 * loop-iv.c (suitable_set_for_replacement): Renamed from
7909 simplify_using_assignment; changed to return bool and to accept new
7910 args DEST and SRC. Return true iff we find a source/destination pair
7911 that can be used to make a replacement, and fill SRC and DEST if so.
7912 Remove arg ALTERED. Don't deal with altered regs here. All callers
7914 (simplify_using_initial_values): Deal with altered regs here and track
7915 more precisely the effect they have on the validity of our expression.
7917 * loop-iv.c (simplify_using_condition): A condition of the form
7918 (EQ REG CONST) can be used to simply make a substitution.
7919 (simplify_using_initial_values): Keep track of conditions we have seen
7920 and keep using them to simplify new expressions, while applying the
7921 same substitutions to them as to the expression.
7923 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7924 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
7927 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
7928 changed. Use this when trying to improve the upper bound.
7929 Generate the comparison by using simplify_gen_relational.
7931 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
7933 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
7935 (simplify_using_assignment, simplify_using_initial_values): Call
7936 replace_in_expr to make replacements. Call replace_single_def_regs
7937 once on the initial version of the expression.
7939 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7942 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
7944 2009-03-31 Richard Guenther <rguenther@suse.de>
7947 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
7948 equality comparisons. Fold C - X CMP X if C % 2 == 1.
7950 2009-03-31 Richard Guenther <rguenther@suse.de>
7952 * tree.h (div_if_zero_remainder): Declare.
7953 * fold-const.c (div_if_zero_remainder): Export.
7954 * tree-ssa-forwprop.c
7955 (forward_propagate_addr_into_variable_array_index): Handle
7956 constant array index addition outside of the variable index.
7958 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7961 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
7962 define_splits, floatunssi<mode>2): Require x87 conversions from
7963 DImode to be permitted.
7965 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7967 PR preprocessor/15638
7968 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
7970 2009-03-31 Richard Guenther <rguenther@suse.de>
7974 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
7975 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
7976 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
7977 a separate statement.
7978 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
7979 (lookup_tmp_var): Likewise.
7980 (is_gimple_formal_tmp_or_call_rhs): Remove.
7981 (is_gimple_reg_or_call_rhs): Rename to ...
7982 (is_gimple_reg_rhs_or_call): ... this.
7983 (is_gimple_mem_or_call_rhs): Rename to ...
7984 (is_gimple_mem_rhs_or_call): ... this.
7985 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
7986 DECL_GIMPLE_REG_P only if is_formal is true.
7987 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
7988 for non-proper post-modify expression gimplification.
7989 (gimplify_self_mod_expr): For post-modify expressions gimplify
7990 the lvalue to a minimal lvalue.
7991 (rhs_predicate_for): Remove formal temp case.
7992 (gimplify_modify_expr_rhs): Likewise.
7993 (gimplify_addr_expr): Use is_gimple_reg.
7994 (gimplify_expr): Remove formal temp cases.
7995 (gimple_regimplify_operands): Likewise.
7996 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
7997 and FILTER_EXPR like constants.
7998 * gimple.c (walk_gimple_op): Fix val_only initialization, use
8000 (is_gimple_formal_tmp_rhs): Remove.
8001 (is_gimple_reg_rhs): Remove special casing.
8002 (is_gimple_mem_rhs): Fix.
8003 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
8004 (is_gimple_formal_tmp_var): Remove.
8005 (is_gimple_formal_tmp_reg): Likewise.
8006 (is_gimple_min_lval): Allow invariant component ref parts.
8007 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
8008 is_gimple_formal_tmp_reg): Remove declarations.
8009 * tree-cfg.c (verify_expr): Verify that variables with address
8010 taken do not have DECL_GIMPLE_REG_P set.
8011 * tree-mudflap.c (mf_build_check_statement_for): Use
8012 force_gimple_operand instead of gimplify_expr.
8014 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
8016 * modulo-sched.c (sms_schedule_by_order): Pass the actual
8017 schedulable rows to compute_split_row.
8019 2009-03-31 Ben Elliston <bje@au.ibm.com>
8022 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
8025 2009-03-31 Alan Modra <amodra@bigpond.net.au>
8027 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
8028 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
8029 * configure: Regenerate.
8030 * config.in: Regenerate.
8031 * config/rs6000/rs6000.opt (mtls-markers): Add.
8032 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
8033 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
8034 (tls_ld_aix, tls_ld_sysv): Likewise.
8035 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
8036 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
8038 2009-03-31 Alan Modra <amodra@bigpond.net.au>
8040 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
8042 2009-03-30 Jan Hubicka <jh@suse.cz>
8044 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
8046 (tree_remove_unreachable_handlers): Cleanup EH predecestor
8047 detection and label handling.
8049 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8051 * ira-int.h (ira_allocno): Rename left_conflicts_num to
8052 left_conflicts_size.
8053 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
8054 ALLOCNO_LEFT_CONFLICTS_SIZE.
8056 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
8057 remove_allocno_from_bucket_and_push,
8058 allocno_spill_priority_compare, push_allocnos_to_stack,
8059 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
8060 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
8061 (setup_allocno_left_conflicts_num): Ditto. Rename to
8062 setup_allocno_left_conflicts_size.
8063 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
8064 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
8065 setup_allocno_left_conflicts_size instead of
8066 setup_allocno_left_conflicts_num.
8068 * ira-build.c (ira_create_allocno): Use
8069 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
8070 ALLOCNO_LEFT_CONFLICTS_NUM.
8072 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
8074 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
8075 instead of DF_LR_OUT.
8077 * ira-lives.c (process_bb_node_lives): Ditto.
8079 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
8080 instead of DF_LR_{OUT,IN}.
8082 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
8084 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
8086 2009-03-30 Jan Hubicka <jh@suse.cz>
8088 * except.c (label_to_region_map): Fix thinko.
8090 2009-03-30 Steve Ellcey <sje@cup.hp.com>
8093 * tree.h (tree_find_value): New declaration.
8094 * tree.c (tree_find_value): New function.
8095 * varasm.c (assemble_external): Avoid duplicate entries on lists.
8097 2009-03-30 Jakub Jelinek <jakub@redhat.com>
8100 * c-decl.c (struct c_binding): Add locus field.
8101 (bind): Add locus argument, set locus field from it.
8102 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
8103 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
8104 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
8105 implicitly_declare, undeclared_variable, lookup_label,
8106 declare_label, c_make_fname_decl, c_builtin_function,
8107 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
8110 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
8113 * config/i386/i386.c (classify_argument): Check total size of
8116 2009-03-30 Martin Jambor <mjambor@suse.cz>
8118 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
8119 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
8120 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
8123 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
8124 seen_variable_array_ref while also traversing a union.
8126 * tree-inline.c (optimize_inline_calls): Do not call
8127 cgraph_node_remove_callees.
8128 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
8129 (pass_remove_cgraph_callee_edges): New variable.
8130 * passes.c (init_optimization_passes): Add
8131 pass_remove_cgraph_callee_edges after early inlining and before all
8132 late intraprocedural passes.
8134 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
8136 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8138 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
8141 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8143 * combine.c (simplify_comparison): Use have_insn_for.
8144 * dojump.c (do_jump): Likewise.
8146 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8148 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
8149 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
8150 sparc_compare_op0 like sparc_compare_emitted used to be handled.
8151 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
8152 instead of sparc_compare_emitted.
8153 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
8154 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
8155 instead of sparc_compare_emitted.
8157 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8159 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
8160 enter/exit cfglayout mode.
8161 (pass_partition_block): Require it.
8162 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
8163 (combine_instructions): Track basic blocks instead of labels.
8164 (update_cfg_for_uncondjump): New.
8165 (try_combine): Use it. Update jumps after rescanning.
8166 (pass_combine): Require PROP_cfglayout.
8167 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
8169 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8171 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
8172 Provide/destroy PROP_cfglayout respectively.
8173 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
8174 * tree-pass.h (PROP_cfglayout): New.
8176 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
8178 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
8179 fold_convert_const_fixed_from_fixed,
8180 fold_convert_const_fixed_from_int,
8181 fold_convert_const_fixed_from_real, fold_negate_const): Do not
8182 set TREE_CONSTANT_OVERFLOW.
8183 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
8184 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
8186 2009-03-30 Ira Rosen <irar@il.ibm.com>
8188 * tree-vect-loop-manip.c: New file.
8189 * tree-vectorizer.c: Update documentation and included files.
8190 (vect_loop_location): Make extern.
8191 (rename_use_op): Move to tree-vect-loop-manip.c
8192 (rename_variables_in_bb, rename_variables_in_loop,
8193 slpeel_update_phis_for_duplicate_loop,
8194 slpeel_update_phi_nodes_for_guard1,
8195 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
8196 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
8197 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
8198 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
8199 find_loop_location): Likewise.
8200 (new_stmt_vec_info): Move to tree-vect-stmts.c.
8201 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
8202 get_vectype_for_scalar_type, vect_is_simple_use,
8203 supportable_widening_operation, supportable_narrowing_operation):
8205 (bb_in_loop_p): Move to tree-vect-loop.c.
8206 (new_loop_vec_info, destroy_loop_vec_info,
8207 reduction_code_for_scalar_code, report_vect_op,
8208 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
8209 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
8210 (vect_supportable_dr_alignment): Likewise.
8211 * tree-vectorizer.h (tree-data-ref.h): Include.
8212 (vect_loop_location): Declare.
8213 Reorganize function declarations according to the new file structure.
8214 * tree-vect-loop.c: New file.
8215 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
8216 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
8217 * tree-vect-data-refs.c: New file.
8218 * tree-vect-patterns.c (timevar.h): Don't include.
8219 * tree-vect-stmts.c: New file.
8220 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
8221 tree-vect-slp.c, tree-vect-loop.c.
8222 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
8223 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
8224 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
8225 (tree-vect-analyze.o): Remove.
8226 (tree-vect-transform.o): Likewise.
8227 (tree-vect-data-refs.o): Add rule.
8228 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
8229 tree-vect-slp.o): Likewise.
8230 (tree-vect-patterns.o): Remove redundant dependencies.
8231 (tree-vectorizer.o): Likewise.
8232 * tree-vect-slp.c: New file.
8234 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8236 * optc-gen.awk: Warn if an option flag has multiple different
8239 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
8241 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
8242 -floop-block): Document dependences on PPL, CLooG and Graphite.
8244 2009-03-30 Joseph Myers <joseph@codesourcery.com>
8246 PR rtl-optimization/323
8247 * c-common.c (c_fully_fold, convert_and_check,
8248 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
8249 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
8250 * c-common.def (EXCESS_PRECISION_EXPR): New.
8251 * c-cppbuiltin.c (builtin_define_float_constants): Define
8252 constants with enough digits for long double.
8253 * c-lex.c (interpret_float): Interpret constant with excess
8254 precision where appropriate.
8255 * c-opts.c (c_common_post_options): Set
8256 flag_excess_precision_cmdline. Give an error for
8257 -fexcess-precision=standard for C++ for processors where the
8258 option is significant.
8259 * c-parser.c (c_parser_conditional_expression): Handle excess
8260 precision in condition.
8261 * c-typeck.c (convert_arguments): Handle arguments with excess
8263 (build_unary_op): Move excess precision outside operation.
8264 (build_conditional_expr): Likewise.
8265 (build_compound_expr): Likewise.
8266 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
8267 (build_modify_expr): Handle excess precision in RHS.
8268 (convert_for_assignment): Handle excess precision in converted
8270 (digest_init, output_init_element, process_init_element): Handle
8271 excess precision in initializer.
8272 (c_finish_return): Handle excess precision in return value.
8273 (build_binary_op): Handle excess precision in operands and add
8274 excess precision as needed for operation.
8275 * common.opt (-fexcess-precision=): New option.
8276 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
8277 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
8278 For standard excess precision, output explicit conversion to and
8279 truncation from XFmode.
8280 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
8281 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
8282 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
8283 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
8284 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
8285 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
8286 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
8287 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
8288 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
8289 define_splits, sqrt<mode>2): Disable where appropriate for
8290 standard excess precision.
8291 * convert.c (convert_to_real): Do not shorten arithmetic to type
8292 for which excess precision would be used.
8293 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
8294 * doc/invoke.texi (-fexcess-precision=): Document option.
8295 (-mfpmath=): Correct index entry.
8296 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
8297 flag_excess_precision): New.
8298 * langhooks.c (lhd_post_options): Set
8299 flag_excess_precision_cmdline.
8300 * opts.c (common_handle_option): Handle -fexcess-precision=.
8301 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
8302 init_excess_precision): New.
8303 (lang_dependent_init_target): Call init_excess_precision.
8304 * tree.c (excess_precision_type): New.
8305 * tree.h (excess_precision_type): Declare.
8307 2009-03-30 Joseph Myers <joseph@codesourcery.com>
8310 * c-typeck.c (build_component_ref): Do not copy qualifiers from
8311 non-lvalue to component.
8313 2009-03-29 Joseph Myers <joseph@codesourcery.com>
8315 PR preprocessor/34695
8316 * Makefile.in (c-opts.o): Depend on c-tree.h.
8317 * c-common.c: Move down include of diagnostic.h.
8318 (done_lexing, c_cpp_error): New.
8319 * c-common.h (done_lexing): Declare.
8320 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
8322 * c-opts.c: Include c-tree.h.
8323 (c_common_init_options): Set preprocessor error callback.
8324 (c_common_handle_option): Do not set preprocessor
8325 inhibit_warnings, warnings_are_errors, warn_system_headers,
8326 pedantic_errors or inhibit_warnings flags.
8327 (c_common_post_options): Do not check cpp_errors (parse_in).
8328 (c_common_finish): Do not output dependencies if there were
8329 errors. Do not check return value of cpp_finish.
8330 * c-ppoutput.c (pp_file_change): Set input_location.
8331 * c-tree.h (c_cpp_error): Declare.
8332 * diagnostic.c (diagnostic_set_info_translated): Also initialize
8334 (diagnostic_build_prefix): Check override_column.
8335 * diagnostic.h (diagnostic_info): Add override_column field.
8336 (diagnostic_override_column): Define.
8338 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
8340 * c-common.c (c_expand_expr, c_staticp): Remove.
8341 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
8342 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
8343 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
8344 * c-gimplify.c (gimplify_compound_literal_expr,
8345 optimize_compound_literals_in_ctor): Remove.
8346 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
8347 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
8348 * c-semantics.c (emit_local_var): Remove.
8350 * langhooks-def.h (lhd_expand_expr): Remove.
8351 * langhooks.c (lhd_expand_expr): Remove.
8352 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
8354 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
8355 handling from c-semantics.c; don't call into langhook.
8356 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
8357 * gimplify.c (gimplify_compound_literal_expr,
8358 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
8359 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
8360 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
8361 as was done in c-gimplify.c.
8362 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
8363 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
8364 Move from c-common.h.
8365 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
8367 * tree.c (staticp): Do not call langhook.
8368 * langhooks.c (lhd_staticp): Delete.
8369 * langhooks-def.h (lhd_staticp): Delete prototype.
8370 (LANG_HOOKS_STATICP): Delete.
8371 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
8373 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
8374 instead of DECL_STMTs.
8376 2009-03-29 Joseph Myers <joseph@codesourcery.com>
8384 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
8386 (fold_call_expr): Return a NOP_EXPR from folding rather than the
8387 contained expression.
8388 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
8389 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
8390 conditional expressions for C.
8391 (decl_constant_value_for_optimization): Move from
8392 decl_constant_value_for_broken_optimization in c-typeck.c. Check
8393 whether optimizing and that the expression is a VAR_DECL not of
8394 array type instead of doing such checks in the caller. Do not
8395 check pedantic. Call gcc_unreachable for C++.
8396 * c-common.def (C_MAYBE_CONST_EXPR): New.
8397 * c-common.h (c_fully_fold, c_save_expr,
8398 decl_constant_value_for_optimization): New prototypes.
8399 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
8400 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
8401 EXPR_INT_CONST_OPERANDS): Define.
8402 * c-convert.c (convert): Strip nops from expression.
8403 * c-decl.c (groktypename): Take extra parameters expr and
8404 expr_const_operands. Update call to grokdeclarator.
8405 (start_decl): Update call to grokdeclarator. Add statement for
8406 expressions used in type of decl.
8407 (grokparm): Update call to grokdeclarator.
8408 (push_parm_decl): Update call to grokdeclarator.
8409 (build_compound_literal): Add parameter non_const and build a
8410 C_MAYBE_COSNT_EXPR if applicable.
8411 (grokdeclarator): Take extra parameters expr and
8412 expr_const_operands. Track expressions used in declaration
8413 specifiers and declarators. Fold array sizes and track whether
8414 they are constant expressions and whether they are integer
8415 constant expressions.
8416 (parser_xref_tag): Set expr and expr_const_operands fields in
8418 (grokfield): Update call to grokdeclarator.
8419 (start_function): Update call to grokdeclarator.
8420 (build_null_declspecs): Set expr and expr_const_operands fields in
8422 (declspecs_add_type): Handle expressions in typeof specifiers.
8423 * c-parser.c (c_parser_declspecs): Set expr and
8424 expr_const_operands fields for declaration specifiers.
8425 (c_parser_enum_specifier): Likewise.
8426 (c_parser_struct_or_union_specifier): Likewise.
8427 (c_parser_typeof_specifier): Likewise. Update call to
8428 groktypename. Fold expression as needed. Return expressions with
8429 type instead of adding statements.
8430 (c_parser_attributes): Update calls to c_parser_expr_list.
8431 (c_parser_statement_after_labels): Fold expression before passing
8432 to objc_build_throw_stmt.
8433 (c_parser_condition): Fold expression.
8434 (c_parser_asm_operands): Fold expression.
8435 (c_parser_conditional_expression): Use c_save_expr. Update call
8436 to build_conditional_expr.
8437 (c_parser_alignof_expression): Update call to groktypename.
8438 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
8439 original_code. Fold expression argument of va_arg. Create
8440 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
8441 argument to va_arg. Update calls to groktypename. Fold array
8442 index for offsetof. Verify that first argument to
8443 __builtin_choose_expr has integer type.
8444 (c_parser_postfix_expression_after_paren_type): Update calls to
8445 groktypename and build_compound_literal. Handle expressions with
8446 side effects in type name.
8447 (c_parser_postfix_expression_after_primary): Update call to
8448 c_parser_expr_list. Set original_code for calls to
8449 __builtin_constant_p.
8450 (c_parser_expr_list): Take extra parameter fold_p. Fold
8451 expressions if requested.
8452 (c_parser_objc_type_name): Update call to groktypename.
8453 (c_parser_objc_synchronized_statement): Fold expression.
8454 (c_parser_objc_receiver): Fold expression.
8455 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
8456 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
8457 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
8458 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
8459 (struct c_typespec): Add elements expr and expr_const_operands.
8460 (struct c_declspecs): Add elements expr and expr_const_operands.
8461 (groktypename, build_conditional_expr, build_compound_literal):
8463 (in_late_binary_op): Declare.
8464 * c-typeck.c (note_integer_operands): New function.
8465 (in_late_binary_op): New variable.
8466 (decl_constant_value_for_broken_optimization): Move to c-common.c
8467 and rename to decl_constant_value_for_optimization.
8468 (default_function_array_conversion): Do not strip nops.
8469 (default_conversion): Do not call
8470 decl_constant_value_for_broken_optimization.
8471 (build_array_ref): Do not fold result.
8472 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
8473 result when operand is a VLA.
8474 (c_expr_sizeof_type): Update call to groktypename. Handle
8475 expressions included in type name. Use C_MAYBE_CONST_EXPR for
8476 result when operand names a VLA type.
8477 (build_function_call): Update call to build_compound_literal.
8478 Only fold result for calls to __builtin_* functions. Strip
8479 NOP_EXPR from INTEGER_CST returned from such functions. Fold
8480 the function designator.
8481 (convert_arguments): Fold arguments. Update call to
8482 convert_for_assignment.
8483 (build_unary_op): Handle increment and decrement of
8484 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
8485 decrement earlier. Fold operand of increment and decrement.
8486 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
8487 built for integer operand. Wrap returns that are INTEGER_CSTs
8488 without being integer constant expressions or that have integer
8489 constant operands without being INTEGER_CSTs.
8490 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
8491 (build_conditional_expr): Add operand ifexp_bcp. Track whether
8492 result is an integer constant expression or can be used in
8493 unevaluated parts of one and avoid folding and wrap as
8494 appropriate. Fold operands before possibly doing -Wsign-compare
8496 (build_compound_expr): Wrap result for C99 if operands can be used
8497 in integer constant expressions.
8498 (build_c_cast): Update call to digest_init. Do not ignore
8499 overflow from casting floating-point constants to integers. Wrap
8500 results that could be confused with integer constant expressions,
8501 null pointer constants or floating-point constants.
8502 (c_cast_expr): Update call to groktypename. Handle expressions
8503 included in type name.
8504 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
8505 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
8506 Update calls to convert_for_assignment.
8507 (convert_for_assignment): Take new parameter
8508 null_pointer_constant. Do not strip nops or call
8509 decl_constant_value_for_broken_optimization. Set
8510 in_late_binary_op for conversions to boolean.
8511 (store_init_value): Update call to digest_init.
8512 (digest_init): Take new parameter null_pointer_constant. Do not
8513 call decl_constant_value_for_broken_optimization. pedwarn for
8514 initializers not constant expressions. Update calls to
8515 convert_for_assignment.
8516 (constructor_nonconst): New.
8517 (struct constructor_stack): Add nonconst element.
8518 (really_start_incremental_init, push_init_level, pop_init_level):
8519 Handle constructor_nonconst and nonconst element.
8520 (set_init_index): Call constant_expression_warning for array
8522 (output_init_element): Fold value. Set constructor_nonconst as
8523 applicable. pedwarn for initializers not constant expressions.
8524 Update call to digest_init. Call constant_expression_warning
8525 where constant initializers are required.
8526 (process_init_element): Use c_save_expr.
8527 (c_finish_goto_ptr): Fold expression.
8528 (c_finish_return): Fold return value. Update call to
8529 convert_for_assignment.
8530 (c_start_case): Fold switch expression.
8531 (c_process_expr_stmt): Fold expression.
8532 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
8533 ensure statement expression is not evaluated in constant expression.
8534 (build_binary_op): Track whether results are integer constant
8535 expressions or may occur in such, disable folding and wrap results
8536 as applicable. Fold operands for -Wsign-compare warnings unless
8538 (c_objc_common_truthvalue_conversion): Handle results folded to
8539 integer constants that are not integer constant expressions.
8540 * doc/extend.texi: Document when typeof operands are evaluated,
8541 that condition of __builtin_choose_expr is an integer constant
8542 expression, and more about use of __builtin_constant_p in
8545 2009-03-29 Richard Guenther <rguenther@suse.de>
8547 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
8548 propagate addresses of array references.
8550 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
8552 * regmove.c (perhaps_ends_bb_p): Remove.
8553 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
8554 from INSN and check that the main loop stays within that basic block.
8555 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
8556 (regmove_forward_pass): Split out from regmove_optimize. Use
8557 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
8558 (regmove_backward_pass): Split out from regmove_optimize. Use
8559 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
8560 (regmove_optimize): Simplify.
8562 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
8565 * config/i386/i386.c (classify_argument): Ignore flexible array
8566 member in struct and warn ABI change.
8568 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
8570 * config/i386/i386-protos.h (ix86_agi_dependent): New.
8572 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
8573 (ix86_adjust_cost): Updated.
8575 2009-03-29 Jan Hubicka <jh@suse.cz>
8578 * tree-pass.h (pass_cleanup_eh): New function.
8579 (remove_unreachable_regions): Break code handling RTL
8580 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
8581 that can not be reached by runtime.
8582 (can_be_reached_by_runtime): New function.
8583 (label_to_region_map): New function.
8584 (num_eh_regions): New function.
8585 (rtl_remove_unreachable_regions): New function.
8586 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
8587 (remove_eh_region): New function.
8588 * except.h: Include sbitmap and vecprim.
8589 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
8590 num_eh_regions): Declare.
8591 * passes.c (init_optimization_passes): Schedule cleanup_eh.
8592 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
8593 * tree-eh.c (tree_remove_unreachable_handlers): New function.
8594 (tree_empty_eh_handler_p): New function.
8595 (cleanup_empty_eh): New function.
8596 (cleanup_eh): New function.
8597 (pass_cleanup_eh): New function.
8599 2009-03-29 Jan Hubicka <jh@suse.cz>
8601 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
8602 for removed regions.
8604 2009-03-29 Jan Hubicka <jh@suse.cz>
8606 * except.c (dump_eh_tree): Dump all datastructures.
8608 2009-03-29 Jan Hubicka <jh@suse.cz>
8610 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
8611 (duplicate_eh_regions_1): Likewise.
8612 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
8613 vector; call EH verification.
8614 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8615 Be ready for region being removed.
8617 2009-03-29 Jan Hubicka <jh@suse.cz>
8619 * bitmap.c (bitmap_last_set_bit): New function.
8620 * bitmap.h (bitmap_last_set_bit): Declare.
8622 2009-03-29 David Ayers <ayers@fsfe.org>
8625 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
8626 by calling objc_compare_types and surpress warnings about
8627 incompatible C pointers that are compatible ObjC pointers.
8629 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
8631 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
8632 call initialize_inline_failed.
8633 (initialize_inline_failed): Move it from here ...
8634 * cgraph.c (initialize_inline_failed): ... to here.
8635 (cgraph_create_edge): Call initialize_inline_failed rather than
8636 setting inline_failed directly.
8638 2009-03-29 Ben Elliston <bje@au.ibm.com>
8641 * sysv4.opt (msdata): Improve comment.
8642 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
8643 * sysv4.h (SVR4_ASM_SPEC): Likewise.
8645 2009-03-29 Ben Elliston <bje@au.ibm.com>
8648 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
8649 load and store attributes.
8651 2009-03-29 Ben Elliston <bje@au.ibm.com>
8653 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
8654 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
8655 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
8656 * doc/extend.texi (X86 Built-in Functions): Add index entries for
8657 __builtin_infq and __builtin_huge_valq.
8659 2009-03-28 Anatoly Sokolov <aesok@post.ru>
8661 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
8663 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8664 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
8666 2009-03-28 Xinliang David Li <davidxl@google.com>
8668 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
8669 (do_dbg_cnt): New function.
8671 2009-03-28 Jan Hubicka <jh@suse.cz>
8673 Merge from pretty-ipa:
8675 2009-03-27 Jan Hubicka <jh@suse.cz>
8677 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8678 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
8679 * passes.c (function_called_by_processed_nodes_p): New.
8680 * ipa-pure-const.c (check_call): Fix handling of operands.
8681 (analyze_function): Dump debug output for skipped bodies.
8682 (local_pure_const): Use function_called_by_processed_nodes_p.
8683 * dwarf2out.c (reference_to_unused): Use output.
8684 * passes.c (do_per_function_toporder): Likewise.
8686 2008-11-12 Jan Hubicka <jh@suse.cz>
8688 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
8689 * ipa-pure-const.c (funct_state_d): Add can throw field; make
8690 state_set_in_source enum
8691 (check_decl): Ignore memory tags; do not set fake looping flags;
8693 (check_operand, check_tree, check_rhs_var, check_lhs_var,
8694 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
8695 (check_call, analyze_function): Rewrite.
8697 (add_new_function): Update call of analyze_function.
8698 (generate_summary): Add call of analyze_function.
8699 (propagate): Propagate can_throw; handle state_set_in_source correctly.
8700 (local_pure_const): New function.
8701 (pass_local_pure_const): New pass.
8702 * ipa-inline.c (inline_transform): Set after_inlining.
8703 * tree-eh.c (stmt_can_throw_external): New.
8704 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
8705 work with aliasing built.
8706 * tree-flow.h (stmt_can_throw_external): New.
8707 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
8708 and local pure/const pass in early and late optimization queue.
8710 2009-03-28 Martin Jambor <mjambor@suse.cz>
8712 * fold-const.c (get_pointer_modulus_and_residue): New parameter
8714 (fold_binary): Allow function decl aligment consideration is the
8715 second argument is integer constant one.
8716 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
8717 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
8718 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
8720 2009-03-28 Jan Hubicka <jh@suse.cz>
8722 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
8723 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
8724 * function.h (rtl_data): Add nothrow flag.
8725 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
8726 set DECL_NOTHROW for AVAILABLE functions.
8728 2009-03-28 Jakub Jelinek <jakub@redhat.com>
8730 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
8731 following vector keyword has expansion starting with pixel or bool
8732 keyword, expand vector to __vector and pixel or bool to __pixel or
8736 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
8737 warn_if_disallowed_function_p): Removed.
8738 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
8739 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
8740 warning_if_disallowed_function_p.
8741 * flags.h (warn_if_disallowed_function_p,
8742 warn_disallowed_functions): Removed.
8743 * common.opt (Wdisallowed-function-list=): Removed.
8744 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
8746 2009-03-28 Richard Guenther <rguenther@suse.de>
8748 PR tree-optimization/38723
8749 * tree-ssa-pre.c (compute_avail): Add all default definitions to
8752 2009-03-28 Jan Hubicka <jh@suse.cz>
8754 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
8755 test introduced by my previous patch.
8757 2009-03-28 Richard Guenther <rguenther@suse.de>
8759 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
8760 the PHIs value undefined.
8762 2009-03-28 Jan Hubicka <jh@suse.cz>
8764 * tree-pass.h (pass_fixup_cfg): New pass.
8765 * ipa-inline.c (inline_transform): Set
8766 always_inline_functions_inlined/after_inlining.
8767 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
8768 (pass_fixup_cfg): New pass.
8769 * passes.c (init_optimization_passes): Add fixup_cfg.
8771 2009-03-28 Richard Guenther <rguenther@suse.de>
8773 PR tree-optimization/38458
8774 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
8775 argument use the arguments copy-of value.
8777 2009-03-28 Richard Guenther <rguenther@suse.de>
8779 PR tree-optimization/38180
8780 * tree-ssa-ccp.c (get_default_value): Simplify.
8781 (likely_value): Likewise.
8782 (surely_varying_stmt_p): Properly handle VOP case.
8783 (ccp_initialize): Likewise.
8784 (ccp_fold): Handle propagating through *&.
8785 (fold_const_aggregate_ref): Also handle decls.
8787 2009-03-28 Jan Hubicka <jh@suse.cz>
8789 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8790 * cgraph.h (cgraph_node): Likewise.
8791 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
8792 (cgraph_reset_node): Use process flag.
8793 (cgraph_mark_functions_to_output): Likewise.
8794 (cgraph_expand_function): Likewise.
8795 (cgraph_expand_all_functions): Likewise.
8796 (cgraph_output_in_order): Likewise.
8797 * dwarf2out.c (reference_to_unused): Likewise.
8798 * passes.c do_per_function_toporder): Likewise.
8800 2009-03-28 Jan Hubicka <jh@suse.cz>
8802 Bring from lto-branch:
8804 2008-09-03 Doug Kwan <dougkwan@google.com>
8806 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
8807 enums instead of reason strings.
8808 * cgraph.c (cgraph_create_edge): Same.
8809 (cgraph_inline_failed_string): New function.
8810 * cgraph.h (cgraph_inline_failed_t): New enum type.
8811 (cgraph_inline_failed_string): New prototype.
8812 (struct cgraph_edge): Change type of INLINED_FAILED from constant
8813 char pointer to cgraph_inline_failed_t.
8814 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
8815 (cgraph_default_inline_p): Ditto.
8816 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
8817 to cgraph_inline_failed_t pointer.
8818 * cif-code.def: New file.
8819 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
8821 (cgraph_check_inline_limits): Change type of REASON to pointer to
8822 cgraph_inline_failed_t. Replace reason strings with enums.
8823 (cgraph_default_inline_p): Ditto.
8824 (cgraph_recursive_inlining_p): Ditto.
8825 (update_caller_keys): Change type of FAILED_REASON to
8826 cgraph_inline_failed_t.
8827 (cgraph_set_inline_failed): Change type of REASON to pointer to
8828 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
8829 convert enums to strings for text output.
8830 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
8831 to be of type cgraph_inline_failed_t. Replace reason strings with
8832 enums. Call cgraph_inline_failed_string to covert enums
8833 to strings for text output.
8834 (cgraph_decide_inlining): Replace reason strings with enums.
8835 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
8836 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
8838 * tree-inline.c (expand_call_inline): Change type of REASON
8839 to cgraph_inline_failed_t. Replace reason strings with enums.
8840 Call cgraph_inline_failed_string for text output.
8841 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
8844 2009-03-28 Jan Hubicka <jh@suse.cz>
8846 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
8847 cgraph_clone_node): Remove master clone handling.
8848 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8849 * cgraph.h (master_clone): Remove.
8850 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8851 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
8852 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8854 2009-03-28 Jan Hubicka <jh@suse.cz>
8856 * cgraph.c (cgraph_function_body_availability): Functions declared
8857 inline are always safe to assume that it is not going to be replaced.
8859 2009-03-28 Richard Guenther <rguenther@suse.de>
8861 PR tree-optimization/38513
8862 * tree-ssa-pre.c (eliminate): Remove redundant stores.
8863 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8864 EXC_PTR_EXPR and FILTER_EXPR.
8865 (get_ref_from_reference_ops): Likewise.
8867 2009-03-28 Richard Guenther <rguenther@suse.de>
8869 PR tree-optimization/38968
8870 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
8871 Use FLOOR_MOD_EXPR to compute misalignment.
8873 2009-03-28 Richard Guenther <rguenther@suse.de>
8875 PR tree-optimization/37795
8876 * tree.h (combine_comparisons): Declare.
8877 * fold-const.c (combine_comparisons): Export.
8878 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
8880 (ifcombine_iforif): Use combine_comparisons.
8882 2009-03-28 Jan Hubicka <jh@suse.cz>
8884 * tree-eh.c (inlinable_call_p): New function.
8885 (make_eh_edges): Use it.
8886 (verify_eh_edges): Use it.
8887 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
8888 * except.c (reachable_next_level): Add inlinable_function argument
8889 (sjlj_find_directly_reachable_regions): Update.
8890 (add_reachable_handler): Do not set saw_any_handlers.
8891 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
8892 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8893 Add new inlinable call parameter.
8894 (can_throw_internal, can_throw_external): Update.
8895 * except.h (can_throw_internal_1, can_throw_external_1,
8896 foreach_reachable_handler): Update declaration.
8898 2009-03-28 Joseph Myers <joseph@codesourcery.com>
8900 * config/arm/t-arm-coff, config/h8300/coff.h,
8901 config/i386/i386-aout.h, config/i386/i386-coff.h,
8902 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
8903 config/pdp11/2bsd.h, config/rs6000/aix41.h,
8904 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
8905 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
8906 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
8907 sys-types.h: Remove.
8908 * Makefile.in: Remove protoize and fixproto support and references
8910 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
8911 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
8913 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
8914 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
8915 unprotoize$(exeext).
8916 (rest.encap): Don't depend on $(STMP_FIXPROTO)
8917 (.PHONY): Don't depend on proto.
8918 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
8919 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
8920 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
8921 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
8922 build/gen-protos.o, build/scan.o, xsys-protos.h,
8923 build/fix-header$(build_exeext), build/fix-header.o,
8924 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
8925 stmp-install-fixproto): Remove.
8926 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
8927 SYSCALLS.c or fixproto files.
8928 (install-common): Don't install protoize.
8929 (install-headers-tar, install-headers-cpio, install-headers-cp):
8930 Don't depend on $(STMP_FIXPROTO).
8931 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
8932 install fixproto files or write out fixproto settings.
8933 (uninstall): Don't uninstall protoize.
8934 * config.gcc (use_fixproto): Remove.
8935 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
8936 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
8937 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
8938 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
8939 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
8940 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
8941 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
8942 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
8943 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
8944 * config/t-vxworks (STMP_FIXPROTO): Remove.
8945 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
8946 STMP_FIXPROTO): Remove.
8947 * config.in, configure: Regenerate.
8948 * crtstuff.c (gid_t, uid_t): Don't undefine.
8949 * doc/install.texi: Change m68k-coff to m68k-elf in example.
8950 (arm-*-coff, arm-*-aout: Remove target entries.
8951 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
8952 Remove mention of AIX 4.1.
8953 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
8954 * doc/invoke.texi (Running Protoize): Remove.
8955 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
8956 (Protoize Caveats): Remove.
8957 * tsystem.h: Update comments on headers assumed to exist.
8959 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
8961 * genautomata.c: Add a new year to the copyright. Add a new
8963 (struct insn_reserv_decl): Add comments for member bypass_list.
8964 (find_bypass): Remove.
8965 (insert_bypass): New.
8966 (process_decls): Use insert_bypass.
8967 (output_internal_insn_latency_func): Output all bypasses with the
8968 same input insn in one switch case.
8970 * rtl.def (define_bypass): Describe bypass choice.
8971 * doc/md.texi (define_bypass): Ditto.
8973 2009-03-27 Richard Guenther <rguenther@suse.de>
8975 * gimplify.c (mark_addressable): Export.
8976 * tree-flow.h (mark_addressable): Declare.
8977 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
8978 * tree-ssa.c (verify_phi_args): Verify that address taken
8979 variables have TREE_ADDRESSABLE set.
8981 2009-03-27 Richard Guenther <rguenther@suse.de>
8983 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
8984 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
8985 Do not mark decls TREE_ADDRESSABLE.
8986 (build_fold_addr_expr): Adjust.
8987 (fold_addr_expr): Remove.
8988 (fold_unary): Use build_fold_addr_expr.
8989 (fold_comparison): Likewise.
8990 (split_address_to_core_and_offset): Likewise.
8991 * coverage.c (tree_coverage_counter_addr): Mark the array decl
8993 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
8994 (gimplify_modify_expr_to_memcpy): Mark source and destination
8996 * omp-low.c (create_omp_child_function): Mark the object decl
8998 (lower_rec_input_clauses): Mark the var we take the address of
9000 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
9002 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9005 * cfgexpand.c (expand_one_stack_var_at): Change alignment
9006 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
9008 2009-03-27 Richard Guenther <rguenther@suse.de>
9010 PR tree-optimization/39120
9011 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
9013 (handle_lhs_call): Process return constraints. Add escape
9014 constraints if necessary.
9015 (handle_const_call): Fill out return constraints. Make nested
9016 case more precise. Avoid consttmp if possible.
9017 (handle_pure_call): Fill out return constraints. Avoid
9018 callused if possible.
9019 (find_func_aliases): Simplify call handling.
9021 2009-03-27 Richard Guenther <rguenther@suse.de>
9023 PR tree-optimization/39120
9024 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
9025 as a representative.
9026 (solve_graph): Do propagate CALLUSED.
9027 (handle_pure_call): Use a scalar constraint from CALLUSED for
9029 (find_what_p_points_to): CALLUSED shall not appear in poins-to
9032 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9035 * c-common.c (handle_aligned_attribute): Properly check alignment
9036 overflow. Use (1U << i) instead of (1 << i).
9038 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
9040 * expr.h (get_mem_align_offset): Updated.
9042 * tree.h (tree_decl_common): Change align to "unsigned int" and
9043 move it before pointer_alias_set.
9045 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9046 Jakub Jelinek <jakub@redhat.com>
9049 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
9050 gr_register_operand with gr_reg_or_0_operand.
9051 (cmpxchg_rel_di): Likewise.
9052 (sync_lock_test_and_set<mode>): Likewise.
9054 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9056 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
9057 (true_regnum): Likewise.
9059 * rtlanal.c (subreg_info): Moved to ...
9060 * rtl.h (subreg_info): Here. New.
9061 (subreg_get_info): New.
9063 * rtlanal.c (subreg_get_info): Make it extern.
9065 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9068 * config/i386/i386.c (ix86_abi): New.
9069 (override_options): Handle -mabi=.
9070 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
9071 (ix86_call_abi_override): Likewise.
9072 (init_cumulative_args): Likewise.
9073 (function_arg_advance): Likewise.
9074 (function_arg_64): Likewise.
9075 (function_arg): Likewise.
9076 (ix86_pass_by_reference): Likewise.
9077 (ix86_function_value_regno_p): Likewise.
9078 (ix86_build_builtin_va_list_abi): Likewise.
9079 (setup_incoming_varargs_64): Likewise.
9080 (is_va_list_char_pointer): Likewise.
9081 (ix86_init_machine_status): Likewise.
9082 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
9083 (ix86_function_type_abi): Return enum calling_abi. Rewrite
9084 for 64bit. Replace DEFAULT_ABI with ix86_abi.
9085 (ix86_function_abi): Make it static and return enum calling_abi.
9086 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
9088 (ix86_fn_abi_va_list): Updated.
9090 * config/i386/i386.h (ix86_abi): New.
9091 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
9092 (CONDITIONAL_REGISTER_USAGE): Likewise.
9093 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
9094 (machine_function): Likewise.
9096 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
9098 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
9099 (STACK_BOUNDARY): Likewise.
9100 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
9102 * config/i386/i386.opt (mabi=): New.
9104 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
9105 return enum calling_abi.
9106 (ix86_function_type_abi): Likewise.
9107 (ix86_function_abi): Removed.
9109 * doc/invoke.texi: Document -mabi= option for x86.
9111 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9113 * builtins.c (real_dconstp): Delete.
9114 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
9116 2009-03-27 Dodji Seketeli <dodji@redhat.com>
9117 Jakub Jelinek <jakub@redhat.com>
9120 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
9121 (gen_subprogram_die): When a function is explicit, generate the
9122 DW_AT_explicit attribute.
9123 * langhooks.h (struct lang_hooks_for_decls): Add
9124 function_decl_explicit_p langhook.
9125 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
9126 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
9128 2009-03-27 Jakub Jelinek <jakub@redhat.com>
9130 * builtins.c (fold_builtin_memory_op): Optimize memmove
9131 into memcpy if we can prove source and destination don't overlap.
9133 * tree-inline.c: Include gt-tree-inline.h.
9134 (clone_fn_id_num): New variable.
9135 (clone_function_name): New function.
9136 (tree_function_versioning): Use it.
9137 * Makefile.in (GTFILES): Add tree-inline.c.
9139 2009-03-27 Mark Mitchell <mark@codesourcery.com>
9141 * BASE-VER: Change to 4.5.0.
9143 2009-03-27 Xinliang David Li <davidxl@google.com>
9145 PR tree-optimization/39557
9146 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
9148 2009-03-27 Xinliang David Li <davidxl@google.com>
9150 PR tree-optimization/39548
9151 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
9154 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9156 * c-common.c (pointer_int_sum): Use %wd on return from
9159 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
9161 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
9162 on return from tree_low_cst.
9164 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
9167 * ginclude/stdarg.h (va_copy): Define also for
9168 __GXX_EXPERIMENTAL_CXX0X__.
9170 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9173 * builtins.h (c_strlen): Do not warn here.
9174 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
9175 * c-common.c (pointer_int_sum): Take an explicit location.
9176 Warn about offsets out of bounds.
9177 * c-common.h (pointer_int_sum): Adjust declaration.
9179 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9181 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
9184 2009-03-26 Jakub Jelinek <jakub@redhat.com>
9187 * opts.c (warn_if_disallowed_function_p): Don't assume
9188 get_callee_fndecl must return non-NULL.
9190 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
9192 PR rtl-optimization/39522
9193 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
9194 when reg_reloaded_valid is set.
9196 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9198 * config/spu/divv2df3.c: New file.
9199 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
9200 (DPBIT_FUNCS): Filter out _div_df.
9202 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
9204 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
9205 a jump insn, count that jump in the distance to the loop start.
9207 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
9210 * config/sh/sh.c (calc_live_regs): Fix condition for global
9211 registers except PIC_OFFSET_TABLE_REGNUM.
9213 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
9216 * doc/invoke.texi (-mconsole): New.
9220 (-mnop-fun-dllimport): New.
9224 (sub section "i386 and x86-64 Windows Options"): New.
9226 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
9228 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
9229 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
9231 2009-03-25 Richard Guenther <rguenther@suse.de>
9234 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
9237 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
9239 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
9240 neither of haifa/selective schedulers are working.
9242 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9244 * doc/invoke.texi (Debugging Options): Fix description of
9245 -fno-merge-debug-strings.
9247 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
9249 * config/cris/libgcc.ver: New version-script.
9250 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
9252 * configure.ac <GAS features, nop mnemonic>: Add pattern
9253 crisv32-*-* for "nop".
9254 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
9255 * configure: Regenerate.
9257 2009-03-24 Ira Rosen <irar@il.ibm.com>
9259 PR tree-optimization/39529
9260 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
9261 mark_sym_for_renaming for the tag copied to the new vector
9264 2009-03-24 Arthur Loiret <aloiret@debian.org>
9266 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
9267 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
9268 EXTRA_SPEC_FUNCTIONS.
9269 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
9270 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
9271 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
9272 -march and -mtune options.
9274 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
9276 * config/m68k/t-rtems: Add m5329 multilib.
9278 2009-03-24 Dodji Seketeli <dodji@redhat.com>
9279 Jakub Jelinek <jakub@redhat.com>
9282 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
9285 2009-03-23 Jakub Jelinek <jakub@redhat.com>
9288 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
9289 instead of c_parser_expression_conv, if original_code isn't one of the
9290 4 allowed comparison codes, fail.
9292 2009-03-23 Richard Guenther <rguenther@suse.de>
9294 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
9295 * tree.h (struct tree_type): Likewise.
9296 * reload.h (struct insn_chain): Likewise.
9297 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
9298 * function.h (struct function): Likewise.
9299 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
9301 2009-03-23 Jakub Jelinek <jakub@redhat.com>
9303 PR tree-optimization/39516
9304 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
9306 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
9308 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
9309 should be set true if BITS_PER_WORD of target is bigger than 32
9311 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
9313 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
9314 Translate -B-options to -rpath-link. Correct existing
9315 rpath-link and conditionalize on !nostdlib.
9317 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9319 * doc/extend.texi (Function Attributes, Variable Attributes):
9321 * doc/invoke.texi (Debugging Options, Optimize Options)
9322 (i386 and x86-64 Options, MCore Options): Likewise.
9324 2009-03-20 Jakub Jelinek <jakub@redhat.com>
9327 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
9328 it for block local namespace aliases.
9329 (gen_decl_die): Pass context_die to gen_namespace_die.
9331 2009-03-19 Jakub Jelinek <jakub@redhat.com>
9334 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
9335 minimum or maximum value.
9337 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
9339 * reginfo.c (globalize_reg): Recompute derived reg sets.
9341 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
9344 * libgcc2.c (mprotect): Do not use signed arguments for
9345 VirtualProtect, use DWORD arguments. Also fix the 'may
9346 be used uninitialized' warning for the np variable.
9348 2009-03-19 Jakub Jelinek <jakub@redhat.com>
9351 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
9352 functions using regparm calling conventions when not optimizing.
9353 (ix86_function_sseregparm): Similarly for sseregparm calling
9356 2009-03-19 Li Feng <nemokingdom@gmail.com>
9359 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
9360 dependence if the first conflict is after niter iterations.
9362 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
9365 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
9366 functions with dynamic stack-pointer adjustments.
9368 2009-03-19 Ben Elliston <bje@au.ibm.com>
9370 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
9371 option; change to -msdata=data.
9373 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9375 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
9378 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
9381 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
9383 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
9385 * doc/invoke.texi (Code Gen Options): Expand discussion of
9388 2009-03-18 Jakub Jelinek <jakub@redhat.com>
9390 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
9391 * matrix-reorg.c (struct matrix_info): Likewise.
9392 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
9393 * rtl.h (struct mem_attrs): Likewise.
9394 * df.h (struct df): Likewise.
9395 * tree-data-ref.h (struct data_dependence_relation): Likewise.
9396 * ira-int.h (struct ira_allocno): Likewise.
9397 * df-scan.c (struct df_collection_rec): Likewise.
9398 * ira.c (struct equivalence): Likewise.
9399 * function.c (struct temp_slot): Likewise.
9400 * cfgloop.h (struct loop): Likewise.
9403 * function.c (use_register_for_decl): When not optimizing, disregard
9404 register keyword for variables with types containing methods.
9406 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
9409 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
9410 (is_simple_operand): Call contains_component_ref_p before calling data
9411 reference analysis that would fail on COMPONENT_REFs.
9413 * tree-vrp.c (search_for_addr_array): Fix formatting.
9415 2009-03-18 Richard Guenther <rguenther@suse.de>
9417 * tree-vect-transform.c (vect_loop_versioning): Fold the
9418 generated comparisons.
9419 * tree-vectorizer.c (set_prologue_iterations): Likewise.
9420 (slpeel_tree_peel_loop_to_edge): Likewise.
9422 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9425 * opts.c (print_specific_help): In addition to `undocumented',
9426 accept `separate' and `joined' flags if passed alone. Describe
9427 output by the first matched one of those.
9428 (common_handle_option): Skip over empty strings.
9429 * gcc.c (display_help): Fix help string for `--help='.
9430 * doc/invoke.texi (Option Summary, Overall Options): With
9431 `--help=', classes and qualifiers can both be repeated, but
9432 only the latter can be negated. One should not pass only
9433 negated qualifiers. Fix markup and examples.
9436 2008-10-14 Jakub Jelinek <jakub@redhat.com>
9438 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
9439 and -fhelp=separate.
9441 2009-03-17 Jing Yu <jingyu@google.com>
9444 * function.h (struct rtl_data): Move is_thunk from here...
9445 (struct function): ...to here.
9446 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
9447 * varasm.c (assemble_start_function): Change is_thunk from crtl to
9449 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
9451 (alpha_does_function_need_gp, alpha_start_function): Likewise.
9452 (alpha_output_function_end_prologue): Likewise.
9453 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
9454 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
9455 (rs6000_output_function_epilogue): Likewise.
9456 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
9458 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
9461 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
9462 from different units in a single alternative.
9463 (*truncdfsf_i387): Ditto.
9464 (*truncxfsf2_mixed): Ditto.
9465 (*truncxfdf2_mixed): Ditto.
9467 2009-03-17 Jakub Jelinek <jakub@redhat.com>
9469 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
9470 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
9473 * tree-ssa-live.c (remove_unused_locals): Don't remove local
9474 unused non-artificial variables when not optimizing.
9477 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
9478 DW_TAG_imported_module even if decl is IMPORTED_DECL with
9479 NAMESPACE_DECL in its DECL_INITIAL.
9482 * optabs.c (set_user_assembler_libfunc): New function.
9483 * expr.h (set_user_assembler_libfunc): New prototype.
9484 * c-common.c: Include libfuncs.h.
9485 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
9486 for memcmp, memset, memcpy, memmove and abort.
9487 * Makefile.in (c-common.o): Depend on libfuncs.h.
9490 * dwarf2out.c (gen_inlined_enumeration_type_die,
9491 gen_inlined_structure_type_die, gen_inlined_union_type_die,
9492 gen_tagged_type_instantiation_die): Removed.
9493 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
9496 2009-03-17 Janis Johnson <janis187@us.ibm.com>
9499 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
9501 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
9502 (check-parallel-%): Ditto.
9503 (check-consistency): Ditto.
9505 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
9507 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
9508 local variable rhs by NULL_TREE.
9510 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
9513 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
9515 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
9518 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
9520 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
9523 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
9524 for ms->sysv ABI calls only in 64bit mode.
9526 * config/i386/i386.md (untyped_call): Support 32bit.
9528 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
9530 * doc/extend.texi: Replace x86_65 with x86_64.
9532 2009-03-16 Jakub Jelinek <jakub@redhat.com>
9534 PR tree-optimization/39455
9535 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
9536 mismatches for POINTER_TYPE_P (type).
9537 (number_of_iterations_le): Likewise.
9539 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9541 * config/picochip/picochip.c: Removed profiling support.
9542 * config/picochip/picochip.md: Removed profiling instruction.
9543 * config/picochip/picochip.h: Removed profiling builtin.
9545 2009-03-16 Joseph Myers <joseph@codesourcery.com>
9547 * doc/install.texi (--with-host-libstdcxx): Document.
9549 2009-03-14 Anatoly Sokolov <aesok@post.ru>
9552 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
9553 generate a warning if the function name does not begin with
9554 "__vector" and the function has either the 'signal' or 'interrupt'
9555 attribute, from here to ...
9556 (avr_declare_function_name): ...here. New function.
9557 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
9558 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
9560 2009-03-14 Jakub Jelinek <jakub@redhat.com>
9563 * cse.c (fold_rtx): Don't modify original const_arg1 when
9564 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
9565 separate variable instead.
9566 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
9567 from out of range shift counts.
9568 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
9570 2009-03-13 Catherine Moore <clm@codesourcery.com>
9572 * config/i386/x-mingw32 (host-mingw32.o): Replace
9573 diagnostic.h with $(DIAGNOSTIC_H).
9575 2009-03-12 Jakub Jelinek <jakub@redhat.com>
9578 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
9580 * config/i386/sync.md (sync_compare_and_swap<mode>,
9581 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
9582 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
9584 (sync_double_compare_and_swapdi_pic,
9585 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
9586 cmpxchg8b_pic_memory_operand instead of just memory_operand.
9588 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
9591 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
9593 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
9596 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
9597 (avx_addsubv4df3): Likewise.
9598 (*avx_addsubv4sf3): Likewise.
9599 (sse3_addsubv4sf3): Likewise.
9601 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
9604 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
9606 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
9609 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
9610 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9611 registers for allocnos created from user-defined variables.
9613 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9616 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
9617 of non-integer mode as well.
9619 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
9621 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
9622 for functions for which the parameter types are unknown.
9624 2009-03-11 Jakub Jelinek <jakub@redhat.com>
9627 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
9628 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
9629 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
9630 * config/i386/i386.c (ix86_local_alignment): For
9631 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
9632 long long variables on the stack to avoid dynamic realignment.
9633 Allow the first argument to be a decl rather than type.
9634 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
9636 2009-03-11 Nick Clifton <nickc@redhat.com>
9639 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
9641 Add description to mno-lsim option.
9642 * config/mcore/mcore.h: Remove comment about deprecated m4align
9644 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
9645 * doc/invoke.texi: Add description of mno-lsim and
9646 mstack-increment options.
9648 * config/fr30/fr30.opt: Document the -mno-lsim option.
9649 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
9650 and -mno-lsim options.
9652 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9654 * fold-const.c (fold_comparison): Only call fold_inf_compare
9655 if the mode supports infinities.
9657 2009-03-11 Jason Merrill <jason@redhat.com>
9660 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
9661 end already did. Notice GIMPLE_CALL modifications of the result.
9662 Don't copy debug information from an ignored decl or a decl from
9665 2009-03-10 Richard Guenther <rguenther@suse.de>
9666 Nathan Froyd <froydnj@codesourcery.com>
9669 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
9670 (__divMODE3): Likewise.
9672 2009-03-09 Jakub Jelinek <jakub@redhat.com>
9674 PR tree-optimization/39394
9675 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
9676 DECL_SIZE_UNIT of variable length FIELD_DECLs.
9678 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9680 * recog.c (verfiy_changes): Disallow renaming of hard regs in
9681 inline asms for register asm ("") declarations.
9683 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
9685 * fold-const.c (fold_unary): Fix comment.
9687 2009-03-07 Jan Hubicka <jh@suse.cz>
9690 * tree-inline.c (setup_one_parameter): Do replacement of const
9691 argument by constant in SSA form.
9693 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9696 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
9697 determine alignment passed to assign_stack_local.
9698 (assign_parms_unsplit_complex): Likewise.
9699 * except.c (sjlj_build_landing_pads): Likewise.
9701 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9704 * tree-flow.h (add_referenced_var): Return bool instead of void.
9705 * tree-dfa.c (add_referenced_var): Return result of
9706 referenced_var_check_and_insert call.
9707 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
9708 of referenced_var_check_and_insert.
9711 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
9712 (gen_variable_die): Emit DW_AT_location on abstract static variable's
9713 DIE, don't emit it if abstract origin already has it.
9714 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
9715 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
9717 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9719 * genpreds.c (needs_variable): Fix parentheses at variable name
9721 (write_tm_constrs_h): Indent generated code.
9723 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9725 * doc/extend.texi (Function Attributes): Add documentation
9728 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9731 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
9732 take locus from its DECL_SOURCE_LOCATION instead of input_location.
9734 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9736 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
9739 2009-03-05 Jakub Jelinek <jakub@redhat.com>
9742 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
9743 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
9745 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
9747 * config/i386/i386.md (R8_REG, R9_REG): New constants.
9748 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
9749 constants instead of magic numbers.
9750 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9752 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
9753 (x86_64_ms_abi_int_parameter_registers): Ditto.
9754 (x86_64_int_return_registers): Ditto.
9755 (ix86_maybe_switch_abi): Ditto.
9756 (ix86_expand_call): Ditto for clobbered_registers array.
9757 (ix86_hard_regno_mode_ok): Ditto.
9758 (x86_extended_QIreg_mentioned_p): Ditto.
9760 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
9762 PR tree-optimization/39349
9763 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
9765 * combine.c (gen_lowpart_for_combine): Use omode when generating
9768 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
9770 PR rtl-optimization/39235
9771 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
9773 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9775 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
9777 2009-03-04 Richard Guenther <rguenther@suse.de>
9779 PR tree-optimization/39362
9780 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
9781 that occur in abnormal PHIs should be varying.
9783 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9785 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
9787 (simple_iv): Take loop as an argument instead of statement.
9788 * tree-scalar-evolution.h (simple_iv): Declaration changed.
9789 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
9791 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
9793 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
9794 * matrix-reorg.c (analyze_transpose): Ditto.
9795 * tree-data-ref.c (dr_analyze_innermost): Ditto.
9796 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9797 * tree-predcom.c (ref_at_iteration): Ditto.
9798 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
9800 2009-03-04 Richard Guenther <rguenther@suse.de>
9802 PR tree-optimization/39358
9803 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
9804 escaped_id and callused_id.
9805 (solve_graph): Likewise.
9807 2009-03-04 Richard Guenther <rguenther@suse.de>
9809 PR tree-optimization/39339
9810 * tree-sra.c (try_instantiate_multiple_fields): Make it
9811 no longer ICE on the above.
9813 2009-03-03 Joseph Myers <joseph@codesourcery.com>
9815 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
9816 that fits within Pmode.
9818 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9821 * tm.texi (LIBCALL_VALUE): Update description.
9823 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9826 * doc/extend.texi (section): Update description.
9828 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
9831 * tree-inline.c (remapped_type): New.
9832 (can_be_nonlocal): Call remapped_type instead of remap_type.
9834 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9837 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
9838 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
9840 2009-03-03 Richard Guenther <rguenther@suse.de>
9843 * tree.c (tree_nonartificial_location): New function.
9844 * tree.h (tree_nonartificial_location): Declare.
9845 * builtins.c (expand_builtin_memory_chk): Provide location
9846 of the call location for artificial function pieces.
9847 (maybe_emit_chk_warning): Likewise.
9848 (maybe_emit_sprintf_chk_warning): Likewise.
9849 (maybe_emit_free_warning): Likewise.
9850 * expr.c (expand_expr_real_1): Likewise.
9852 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9854 PR tree-optimization/39343
9855 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
9856 COMPONENT_REF t has ARRAY_TYPE.
9858 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
9861 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
9862 when the type precision of the induction variable should be
9863 larger than the type precision of nit.
9864 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
9865 * graphite.c (graphite_loop_normal_form): Same.
9866 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
9868 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9870 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
9871 (*call_1_rex64_ms_sysv): Use named constants instead of magic
9872 numbers to describe clobbered registers.
9873 (*call_value_0_rex64_ms_sysv): Ditto.
9874 * config/i386/mmx.md (mmx_emms): Ditto.
9877 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
9879 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
9882 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9884 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
9885 (spu_section_type_flags): New function.
9887 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9889 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
9890 reg_class_contents of FLOAT_REGS into a temporary.
9892 2009-03-02 Richard Guenther <rguenther@suse.de>
9893 Ira Rosen <irar@il.ibm.com>
9895 PR tree-optimization/39318
9896 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
9897 information to the vectorized statement.
9899 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
9901 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
9902 variable. Use defined names instead of magic constants for REX SSE
9905 2009-03-01 Richard Guenther <rguenther@suse.de>
9907 PR tree-optimization/39331
9908 * omp-low.c (lower_send_shared_vars): Do not receive new
9909 values for the reference of DECL_BY_REFERENCE parms or results.
9911 2009-03-01 Jan Hubicka <jh@suse.cz>
9914 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
9915 BLOCK_NONLOCALIZED_VAR): New macros.
9916 (tree_block): Add nonlocalized_vars.
9917 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
9918 gen_decl_die): Add origin argument. Allow generation of die with
9919 origin at hand only.
9920 (gen_member_die, gen_type_die_with_usage, force_decl_die,
9921 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
9923 (gen_block_die): Fix checking for unused blocks.
9924 (process_scope_var): Break out from .... ; work with origins only.
9925 (decls_for_scope) ... here; process nonlocalized list.
9926 (dwarf2out_ignore_block): Look for nonlocalized vars.
9927 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
9929 (dump_scope_block): Dump them.
9930 * tree-inline.c (remap_decls): Handle nonlocalized vars.
9931 (remap_block): Likewise.
9932 (can_be_nonlocal): New predicate.
9933 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
9935 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9937 * configure: Regenerate.
9939 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9941 * optc-gen.awk: No need to duplicate option flags twice.
9942 Reuse help texts for duplicate options which do not have any.
9944 * gcc.c (display_help): Document --version.
9946 * gcc.c (main): If print_help_list and verbose_flag, ensure
9947 driver output comes before subprocess output.
9949 * optc-gen.awk: Assign all remaining fields to help string,
9950 space-separated, for multi-line help in *.opt.
9952 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
9953 -Wno-pedantic-ms-format is for MinGW targets only.
9955 * doc/options.texi (Option file format): Fix bad indentation,
9956 restoring dropped sentence.
9958 2009-02-28 Jan Hubicka <jh@suse.cz>
9960 * tree-inline.c (tree_function_versioning): Output debug info.
9962 2009-02-28 Jan Hubicka <jh@suse.cz>
9965 * tree-inline.c (setup_one_parameter): Do not copy propagate
9966 arguments when not optimizing.
9968 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
9971 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
9972 (avx_addsubv4df3): Likewise.
9973 (*avx_addsubv4sf3): Likewise.
9974 (sse3_addsubv4sf3): Likewise.
9975 (*avx_addsubv2df3): Likewise.
9976 (sse3_addsubv2df3): Likewise.
9977 (avx_unpckhps256): Correct item selectors.
9978 (avx_unpcklps256): Likewise.
9979 (avx_unpckhpd256): Likewise.
9980 (avx_unpcklpd256): Likewise.
9982 2009-02-28 Jan Hubicka <jh@suse.cz>
9984 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
9986 (copy_arguments_for_versioning): If var is declared don't declare it.
9987 (tree_function_versioning): First setup substitutions and then copy
9990 2009-02-27 Jan Hubicka <jh@suse.cz>
9993 * cgraph.h (varpool_output_debug_info): Remove.
9994 * cgraphunit.c (varpool_output_debug_info): Remove.
9995 * dwarf2out.c (deferred_locations_struct): New struct
9996 (deferred_locations): New type.
9997 (deferred_locations_list): New static var.
9998 (deffer_location): New function.
9999 (gen_variable_die): Use it.
10000 (decls_for_scope): Output info on local static vars.
10001 (dwarf2out_finish): Process deferred locations.
10002 * varpool.c (varpool_output_debug_info): Remove.
10004 2009-02-27 Jan Hubicka <jh@suse.cz>
10007 * tree.h (TREE_PROTECTED): Fix comment.
10008 (BLOCK_HANDLER_BLOCK): Remove.
10009 (struct tree_block): Remove handler_block add body_block.
10010 (inlined_function_outer_scope_p): New.
10011 (is_body_block): Remove.
10012 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
10013 * dwarf2out.c (is_inlined_entry_point): Remove.
10014 (add_high_low_attributes): Use inlined_function_outer_scope_p.
10015 (gen_block_die): Use is_inlined_entry_point check. Remove body block
10017 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
10018 * gimplify.c (gimplify_expr): Gimplify body blocks.
10019 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
10020 block with multiple subblocks.
10021 (dump_scope_block): Prettier output; dump more flags and info.
10022 (dump_scope_blocks): New.
10023 (remove_unused_locals): Use dump_scope_blocks.
10024 * tree-flow.h (dump_scope_blocks): Declare.
10025 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
10026 * stmt.c (is_body_block): Remove.
10027 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
10028 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
10030 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
10032 PR middle-end/39308
10033 * graphite.c (graphite_loop_normal_form): Do not call
10034 number_of_iterations_exit from a gcc_assert.
10036 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10038 * config/s390/s390.c (s390_swap_cmp): Look for conditional
10039 jumps if COND is NULL.
10040 (find_cond_jump): New function.
10041 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
10042 * config/s390/s390.md: Remove z10_cobra attribute value.
10044 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
10046 * config/alpha/alpha.h (alpha_expand_mov): Return false if
10047 force_const_mem returns NULL_RTX.
10049 2009-02-26 Jan Hubicka <jh@suse.cz>
10052 * cgraph.h (varpool_output_debug_info): Remove.
10053 * cgraphunit.c (varpool_output_debug_info): Remove.
10054 * dwarf2out.c (deferred_locations_struct): New struct
10055 (deferred_locations): New type.
10056 (deferred_locations_list): New static var.
10057 (deffer_location): New function.
10058 (gen_variable_die): Use it.
10059 (decls_for_scope): Output info on local static vars.
10060 (dwarf2out_finish): Process deferred locations.
10061 * varpool.c (varpool_output_debug_info): Remove.
10063 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
10065 PR rtl-optimization/39241
10066 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
10067 to subreg_offset_representable_p.
10069 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
10071 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
10072 execute function prototype. Get f and nregs from max_reg_num
10073 and get_insns. Remove the first backward pass as it's dead,
10074 guard the forward pass by flag_expensive_optimizations.
10075 (rest_of_handle_regmove): Delete.
10076 (pass_regmove): Replace it with regmove_optimize.
10078 2009-02-25 Martin Jambor <mjambor@suse.cz>
10080 PR tree-optimization/39259
10081 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
10082 calls_alloca function flags.
10083 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
10084 calls are detected.
10086 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
10088 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
10089 flags_set_1_rtx, flags_set_1_set): Delete.
10090 (regmove_optimize): Do not call mark_flags_life_zones.
10092 2009-02-24 Julian Brown <julian@codesourcery.com>
10095 * config/arm/arm.c (require_pic_register): Only set
10096 cfun->machine->pic_reg once per function.
10098 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
10100 * doc/invoke.texi (Link Options): Document an easier way to pass
10101 options that take arguments to the GNU linker using -Xlinker and -Wl.
10103 2009-02-24 Steve Ellcey <sje@cup.hp.com>
10106 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
10108 2009-02-24 Richard Guenther <rguenther@suse.de>
10111 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
10113 2009-02-24 Richard Guenther <rguenther@suse.de>
10114 Zdenek Dvorak <ook@ucw.cz>
10116 PR tree-optimization/39233
10117 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
10118 from converting them to a generic type.
10120 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
10122 PR tree-optimization/39260
10123 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
10124 contains a condition with a real type.
10125 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
10127 2009-02-23 Jason Merrill <jason@redhat.com>
10130 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
10131 narrowing_initializer_constant_valid_p.
10132 (narrowing_initializer_constant_valid_p): Don't return
10133 null_pointer_node for adding a pointer to itself.
10135 2009-02-23 Jan Hubicka <jh@suse.cz>
10138 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
10141 2009-02-23 Jan Hubicka <jh@suse.cz>
10143 PR tree-optimization/37709
10144 * tree.c (block_ultimate_origin): Move here from dwarf2out.
10145 * tree.h (block_ultimate_origin): Declare.
10146 * dwarf2out.c (block_ultimate_origin): Move to tree.c
10147 * tree-ssa-live.c (remove_unused_scope_block_p):
10148 Eliminate blocks containig no instructions nor live variables nor
10150 (dump_scope_block): New function.
10151 (remove_unused_locals): Enable removal of dead blocks by default;
10152 enable dumping at TDF_DETAILS.
10154 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10156 * config/i386/i386.c (classify_argument): Don't allow COImode
10158 (function_arg_advance_32): Don't allow OImode.
10159 (function_arg_32): Likewise.
10160 (function_value_32): Likewise.
10161 (return_in_memory_32): Likewise.
10162 (function_arg_64): Remove OImode comment.
10164 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10167 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
10168 ix86_expand_vector_set for V4DImode in 64bit mode only.
10169 (ix86_expand_vector_init_one_var): Likewise.
10171 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
10173 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
10175 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
10178 * loop-iv.c: Revert last change.
10179 * emit-rtl.c: Likewise.
10181 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
10184 * config/i386/i386.c (type_natural_mode): Remove an extra
10185 space in the warning message.
10186 (function_value_32): Handle 32-byte vector modes.
10187 (return_in_memory_32): Likewise.
10189 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
10191 * loop-iv.c (truncate_value): New function.
10192 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
10194 (lowpart_subreg): Move to...
10195 * emit-rtl.c: ...here.
10197 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
10199 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
10200 accidental and undocumented change at revision 140860.
10202 2009-02-21 Joseph Myers <joseph@codesourcery.com>
10204 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
10205 take gimple_seq * arguments.
10206 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
10207 types_compatible_p langhook.
10209 2009-02-20 Mark Mitchell <mark@codesourcery.com>
10210 Joseph Myers <joseph@codesourcery.com>
10212 * config/arm/arm.c (arm_builtin_va_list): New function.
10213 (arm_expand_builtin_va_start): Likewise.
10214 (arm_gimplify_va_arg_expr): Likewise.
10215 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
10216 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
10217 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
10218 (va_list_type): New variable.
10219 (arm_mangle_type): Mangle va_list_type appropriately.
10221 2009-02-20 Jakub Jelinek <jakub@redhat.com>
10223 PR middle-end/39157
10224 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
10225 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
10226 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
10227 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
10228 parameter to 1000 for -O1 by default.
10229 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
10231 * loop-invariant.c: Include params.h.
10232 (move_loop_invariants): Don't call move_single_loop_invariants on
10235 2009-02-20 Jaka Mocnik <jaka@xlab.si>
10237 * calls.c (emit_library_call_value_1): Use slot_offset instead of
10238 offset when calculating bounds for indexing stack_usage_map. Fixes
10239 a buffer overflow with certain target setups.
10241 2009-02-20 Jakub Jelinek <jakub@redhat.com>
10244 * calls.c (expand_call): Clear try_tail_call if caller and callee
10245 disagree in promotion of function return value.
10247 2009-02-19 Jakub Jelinek <jakub@redhat.com>
10250 * c-common.c (c_determine_visibility): If visibility changed and
10251 DECL_RTL has been already set, call make_decl_rtl to update symbol
10254 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
10257 * varasm.c (assemble_variable): Don't check DECL_NAME when
10258 globalizing a variable.
10260 2009-02-19 Joseph Myers <joseph@codesourcery.com>
10263 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
10264 expression before any __builtin_trap call.
10265 * c-typeck.c (build_function_call): Convert and check function
10266 arguments before generating a call to a trap. Evaluate the
10267 function arguments before the trap.
10269 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
10272 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
10273 (UNSPEC_FXAM_MEM): New unspec.
10274 (fxam<mode>2_i387_with_temp): New insn and split pattern.
10275 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
10276 memory using fxam<mode>2_i387_with_temp to remove excess precision.
10278 2009-02-19 Richard Guenther <rguenther@suse.de>
10280 PR tree-optimization/39207
10281 PR tree-optimization/39074
10282 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
10283 storedanything_tree): New.
10284 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
10285 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
10286 (build_succ_graph): Add edges from STOREDANYTHING to all
10288 (init_base_vars): Initialize STOREDANYTHING.
10289 (compute_points_to_sets): Free substitution info after
10290 building the succ graph.
10291 (ipa_pta_execute): Likewise.
10293 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
10295 (do_ds_constraint): Do not add to special var or non-pointer
10297 (type_could_have_pointers): Split out from ...
10298 (could_have_pointers): ... here. For arrays use the element type.
10299 (create_variable_info_for): Initialize may_have_pointers.
10300 (new_var_info): Likewise.
10301 (handle_lhs_call): Make the HEAP variable unknown-sized.
10302 (intra_create_variable_infos): Use a type with pointers for
10303 PARM_NOALIAS, make it unknown-sized.
10305 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
10308 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
10310 2009-02-18 Jason Merrill <jason@redhat.com>
10313 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
10314 value if DECL_EXTERNAL.
10315 * tree-sra.c (sra_walk_gimple_assign): Likewise.
10316 * target.h (gcc_target::binds_local_p): Clarify "module".
10317 * tree.h (TREE_PUBLIC): Clarify "module".
10319 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
10322 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
10323 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
10325 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
10328 * c.opt (Wabi): Support C and ObjC.
10331 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
10333 * config/i386/i386.c (classify_argument): Warn once about the ABI
10334 change when passing union with long double.
10336 * doc/invoke.texi: Update -Wabi for warning psABI changes.
10338 2009-02-18 Joseph Myers <joseph@codesourcery.com>
10341 * c-parser.c (c_parser_compound_statement): Always enter and leave
10344 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10347 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
10349 2009-02-18 Jakub Jelinek <jakub@redhat.com>
10351 PR tree-optimization/36922
10352 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
10353 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
10356 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
10358 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
10361 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
10363 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
10365 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
10367 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
10370 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
10371 Richard Sandiford <rdsandiford@googlemail.com>
10373 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
10374 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
10375 (loongson_biadd): ...this.
10377 2009-02-17 Richard Guenther <rguenther@suse.de>
10379 PR tree-optimization/39202
10380 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
10381 a var make sure to follow existing collapses.
10383 2009-02-17 Richard Guenther <rguenther@suse.de>
10385 PR middle-end/39214
10386 * langhooks.c (lhd_print_error_function): Check for NULL block.
10388 2009-02-17 Richard Guenther <rguenther@suse.de>
10390 PR tree-optimization/39204
10391 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
10394 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
10396 * config/soft-fp/double.h: Update from glibc CVS.
10398 2009-02-17 Richard Guenther <rguenther@suse.de>
10400 PR tree-optimization/39207
10401 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
10402 strict-aliasing warnings for pointers pointing to NULL.
10404 2009-02-16 Joseph Myers <joseph@codesourcery.com>
10407 * c-parser.c (c_parser_braced_init): Call pop_init_level when
10408 skipping until next close brace.
10410 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
10413 * config/i386/i386.c (ix86_expand_push): Set memory alignment
10414 to function argument boundary.
10416 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
10418 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
10419 in the lea_add. Reload eventually constraints it properly.
10420 * config/picochip/constraints.md: Remove the target constraint
10421 "b", since it is not needed anymore.
10423 2009-02-16 Jakub Jelinek <jakub@redhat.com>
10425 * gthr-dce.h: Uglify function parameter and local variable names.
10426 * gthr-gnat.h: Likewise.
10427 * gthr-mipssde.h: Likewise.
10428 * gthr-nks.h: Likewise.
10429 * gthr-posix95.h: Likewise.
10430 * gthr-posix.h: Likewise.
10431 * gthr-rtems.h: Likewise.
10432 * gthr-single.h: Likewise.
10433 * gthr-solaris.h: Likewise.
10434 * gthr-tpf.h: Likewise.
10435 * gthr-vxworks.h: Likewise.
10436 * gthr-win32.h: Likewise.
10438 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
10441 * config/i386/i386.md: Restrict the new peephole2 to move
10442 between MMX/SSE registers.
10444 2009-02-15 Richard Guenther <rguenther@suse.de>
10447 2009-02-13 Richard Guenther <rguenther@suse.de>
10449 * configure.ac: Enable LFS.
10450 * configure: Re-generate.
10451 * config.in: Likewise.
10453 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10455 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
10456 spu_srqwbyte, spu_srqwbytebc): Define.
10457 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
10458 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
10459 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
10460 "shrqby_<mode>"): New insn-and-split patterns.
10461 * config/spu/spu.c (expand_builtin_args): Determine and return
10462 number of operands using spu_builtin_description data.
10463 (spu_expand_builtin_1): Use it.
10465 2009-02-13 Steve Ellcey <sje@cup.hp.com>
10468 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
10471 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
10474 * config/i386/i386.c (override_options): Correct warning
10475 messages for -malign-loops, -malign-jumps and -malign-functions.
10477 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
10480 * config/i386/i386.md: Restrict the new peephole2 to move
10481 between the general purpose registers.
10483 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
10486 * config/i386/i386.c (type_natural_mode): Add a new argument.
10487 Return the original mode and warn ABI change if vector size is 32byte.
10488 (function_arg_advance): Updated.
10489 (function_arg): Likewise.
10490 (ix86_function_value): Likewise.
10491 (ix86_return_in_memory): Likewise.
10492 (ix86_sol10_return_in_memory): Likewise.
10493 (ix86_gimplify_va_arg): Likewise.
10494 (function_arg_32): Don't warn ABX ABI change here.
10495 (function_arg_64): Likewise.
10497 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
10499 * loop-iv.c (implies_p): In the final case, test that operands 0
10500 of the two comparisons match.
10502 * config/bfin/bfin.c (find_prev_insn_start): New function.
10503 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
10504 (find_next_insn_start): Move.
10506 2009-02-13 Richard Guenther <rguenther@suse.de>
10508 * configure.ac: Enable LFS.
10509 * configure: Re-generate.
10510 * config.in: Likewise.
10512 2009-02-13 Joseph Myers <joseph@codesourcery.com>
10515 * c-parser.c (c_parser_parms_list_declarator): Discard pending
10516 sizes on syntax error after some arguments have been parsed.
10518 2009-02-12 Jakub Jelinek <jakub@redhat.com>
10520 * doc/invoke.texi (-fira): Remove.
10522 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
10524 * caller-save.c: Replace regclass.c with reginfo.c in comments.
10525 * recog.c: Likewise.
10528 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
10530 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
10531 (umul_ppmm): Likewise.
10532 (count_leading_zeros): Likewise.
10533 (count_trailing_zeros): Likewise.
10534 (UMUL_TIME): Likewise.
10536 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
10538 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
10539 soft-fp/t-softfp to tmake_file.
10541 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
10542 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
10543 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
10544 IA64_BUILTIN_INFQ]: New.
10545 (ia64_init_builtins): Initialize __builtin_infq,
10546 __builtin_fabsq and __builtin_copysignq if not HPUX.
10547 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
10548 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
10550 * config/ia64/lib1funcs.asm (__divtf3): Define only if
10552 (__fixtfti): Likewise.
10553 (__fixunstfti): Likewise.
10554 (__floattitf): Likewise.
10556 * config/ia64/libgcc-glibc.ver: New.
10557 * config/ia64/t-fprules-softfp: Likewise.
10558 * config/ia64/sfp-machine.h: Likewise.
10560 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
10561 (LIBGCC2_TF_CEXT): Likewise.
10562 (TF_SIZE): Likewise.
10563 (TARGET_INIT_LIBFUNCS): Likewise.
10565 * config/ia64/t-glibc (SHLINB_MAPFILES):
10566 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
10568 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
10570 * config/i386/i386.c (construct_container): Rewrite processing
10571 BLKmode with X86_64_SSE_CLASS.
10573 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
10576 * config/i386/i386.md: Replace simplify_replace_rtx with
10577 replace_rtx in the new peephole2.
10579 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
10581 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
10582 loop unrolling do not happen at -O2.
10584 2009-02-12 Michael Matz <matz@suse.de>
10586 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
10588 2009-02-12 Jakub Jelinek <jakub@redhat.com>
10590 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
10593 2009-02-12 Ben Elliston <bje@au.ibm.com>
10595 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
10596 patterns when updating the back chain. Missed in the 2009-02-10
10599 2009-02-11 Janis Johnson <janis187@us.ibm.com>
10601 * doc/extend.texi (Decimal Floating Types): Update identifier of
10602 draft TR and list of missing support.
10604 2009-02-11 Jakub Jelinek <jakub@redhat.com>
10606 PR middle-end/39154
10607 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
10608 bit to variable length decl's flags, add it also to its
10609 pointer replacement variable.
10611 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
10612 Jakub Jelinek <jakub@redhat.com>
10615 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
10616 (memory_blockage): New expander.
10617 (*memory_blockage): New insn pattern.
10618 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
10619 instead of general blockage at the end of function prologue when
10620 frame pointer is used to access red zone area. Do not emit blockage
10621 when profiling, it is emitted in generic code.
10622 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
10623 function epilogue when frame pointer is used to access red zone area.
10625 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
10628 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
10629 by arithmetic with memory operands.
10630 * config/i386/predicates.md (commutative_operator): New.
10632 2009-02-10 Janis Johnson <janis187@us.ibm.com>
10634 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
10637 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
10639 * alias.h (record_alias_subset): Declare.
10640 * alias.c (record_alias_subset): Make global.
10642 2009-02-10 Nick Clifton <nickc@redhat.com>
10644 * tree-parloops.c: Change license to GPLv3.
10645 * ipa-struct-reorg.c: Change license to GPLv3.
10646 * ipa-struct-reorg.h: Change license to GPLv3.
10648 2009-02-10 Steve Ellcey <sje@cup.hp.com>
10651 * c-decl.c (start_struct): Return NULL on error.
10653 2009-02-10 Jakub Jelinek <jakub@redhat.com>
10655 PR middle-end/39124
10656 * cfgloopmanip.c (remove_path): Call remove_bbs after
10657 cancel_loop_tree, not before it.
10660 * function.h (struct function): Add has_local_explicit_reg_vars bit.
10661 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
10662 VAR_DECLs were seen.
10663 * tree-ssa-live.c (remove_unused_locals): Recompute
10664 cfun->has_local_explicit_reg_vars.
10665 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
10666 copies or clearings if cfun->has_local_explicit_reg_vars.
10668 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
10671 * config/i386/i386.c (expand_prologue): Emit blockage at the end
10672 of function prologue when frame pointer is used to access
10675 2009-02-10 Richard Guenther <rguenther@suse.de>
10677 PR middle-end/39127
10678 * gimplify.c (gimple_regimplify_operands): Always look if
10679 we need to create a temporary.
10681 2009-02-10 Richard Guenther <rguenther@suse.de>
10683 PR tree-optimization/39132
10684 * tree-loop-distribution.c (todo): New global var.
10685 (generate_memset_zero): Trigger TODO_rebuild_alias.
10686 (tree_loop_distribution): Return todo.
10688 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
10691 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
10692 (x86_64_reg_class_name): Removed.
10693 (classify_argument): Return 0 if bytes > 32. Return 0 if the
10694 first one isn't X86_64_SSE_CLASS or any other ones aren't
10695 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
10696 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
10697 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
10698 and 3 X86_64_SSEUP_CLASS.
10699 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
10700 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
10702 2009-02-10 Ben Elliston <bje@au.ibm.com>
10704 * config/rs6000/rs6000.md (allocate_stack): Always use an update
10705 form instruction to update the stack back chain word, even if the
10706 user has disabled the generation of update instructions.
10707 (movdi_<mode>_update_stack): New.
10708 (movsi_update_stack): Likewise.
10709 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
10710 always use an update form instruction to update the stack back
10713 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
10715 PR middle-end/38953
10716 * graphite.c (if_region_set_false_region): After moving a region in
10717 the false branch of a condition, remove the empty dummy basic block.
10718 (gloog): Remove wrong fix for PR38953.
10720 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10722 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
10723 generation due to implicit sign extension.
10725 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
10727 PR middle-end/38981
10728 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
10729 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
10731 2009-02-09 Richard Guenther <rguenther@suse.de>
10733 PR middle-end/35202
10734 * convert.c (convert_to_real): Disable (float)fn((double)x)
10735 to fnf(x) conversion if errno differences may occur and
10736 -fmath-errno is set.
10738 2009-02-07 Anatoly Sokolov <aesok@post.ru>
10740 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
10741 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10742 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10744 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10747 * c-common.c (handle_alias_attribute): Disallow attribute for
10748 anything not a FUNCTION_DECL or VAR_DECL.
10750 2009-02-06 Janis Johnson <janis187@us.ibm.com>
10753 * real.c (do_compare): Special-case compare of zero against
10754 decimal float value.
10756 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10759 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
10760 as indicating flexible array members unless the field itself is
10761 being declarared as the incomplete array.
10763 2009-02-06 Jan Hubicka <jh@suse.cz>
10765 PR tree-optimization/38844
10766 * ipa-inline.c (try_inline): Stop inlining recursion when edge
10767 is already inlined.
10769 2009-02-06 Richard Guenther <rguenther@suse.de>
10771 PR middle-end/38977
10772 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
10773 fork because we may expand it as __gcov_fork.
10775 2009-02-06 Nick Clifton <nickc@redhat.com>
10777 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
10779 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
10781 PR tree-optimization/35659
10782 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
10783 vn_phi_eq): Shortcut if hashcode does not match.
10784 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
10786 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
10787 and avoid iterative_hash_expr.
10788 (FOR_EACH_VALUE_ID_IN_SET): New.
10789 (value_id_compare): Remove.
10790 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
10791 sort expressions by value id.
10793 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
10796 * config/sh/predicates.md (general_movsrc_operand): Don't check
10797 the subreg of system registers here.
10799 2009-02-05 Jakub Jelinek <jakub@redhat.com>
10802 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
10803 on the copied decl.
10805 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
10807 PR rtl-optimization/39110
10808 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
10809 addresses, not aligned ones.
10811 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
10812 Richard Guenther <rguenther@suse.de>
10814 PR tree-optimization/39100
10815 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
10816 comment says and add edges.
10818 2009-02-05 Joseph Myers <joseph@codesourcery.com>
10821 * c-common.c (handle_tls_model_attribute): Ignore attribute for
10822 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
10824 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
10826 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
10827 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
10828 register_bb_in_sese, new_sese, free_sese): Moved.
10829 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
10830 outermost_loop_in_scop, build_scop_iteration_domain,
10831 expand_scalar_variables_ssa_name, get_vdef_before_scop,
10832 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
10833 Use loop_in_sese_p instead of loop_in_scop_p.
10834 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
10835 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
10836 (scopdet_basic_block_info): Fix bug in scop detection.
10837 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
10838 eq_loop_to_cloog_loop): Remove.
10839 (nb_loops_around_loop_in_scop, nb_loop
10840 ref_nb_loops): Moved here...
10841 * graphite.h (ref_nb_loops): ... from here.
10842 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
10843 (loop_domain_dim, loop_iteration_vector_dim): Remove.
10844 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
10845 * testsuite/gcc.dg/graphite/scop-19.c: New
10847 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
10848 Hans-Peter Nilsson <hp@axis.com>
10850 PR rtl-optimization/37889
10851 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
10852 Move offset handling from PLUS to before the switch. Use new
10853 arguments when considering SYMBOL_REFs too.
10854 (rtx_addr_can_trap_p): Pass dummy offset and size.
10855 (enum may_trap_p_flags): Remove.
10856 (may_trap_p_1): Pass size from MEM_SIZE.
10858 PR rtl-optimization/38921
10859 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
10860 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
10861 * rtlanal.c (may_trap_after_code_motion_p): Delete.
10862 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
10864 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
10866 AVX Programming Reference (January, 2009)
10867 * config/i386/sse.md (*vpclmulqdq): New.
10869 2009-02-04 Jakub Jelinek <jakub@redhat.com>
10871 PR tree-optimization/38977
10872 PR gcov-profile/38292
10873 * calls.c (special_function_p): Disregard __builtin_ prefix.
10875 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
10877 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
10878 non-indexable addresses even before reload.
10880 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10883 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
10884 as having variable size. Do not give an error for unnamed
10885 parameters with [*] declarators. Give a warning for type names
10886 with [*] declarators and mark them as variable size.
10887 * c-parser.c (c_parser_sizeof_expression): Do not give an error
10888 for sizeof applied to [*] type names.
10890 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10893 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
10895 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10897 * gcc.c (process_command): Update copyright notice dates.
10898 * gcov.c (print_version): Likewise.
10899 * gcov-dump.c (print_version): Likewise.
10900 * mips-tfile.c (main): Likewise.
10901 * mips-tdump.c (main): Likewise.
10903 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10906 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
10907 for composite type involving a zero-length array type.
10909 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10912 * function.c (match_asm_constraints_1): Skip over
10913 initial optional % in the constraint.
10915 PR inline-asm/39059
10916 * c-parser.c (c_parser_postfix_expression): If fixed point is not
10917 supported, don't accept FIXED_CSTs.
10918 * c-decl.c (finish_declspecs): Error if fixed point is not supported
10919 and _Sat is used without _Fract/_Accum. Set specs->type to
10920 integer_type_node for cts_fract/cts_accum if fixed point is not
10923 2009-02-02 Catherine Moore <clm@codesourcery.com>
10925 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
10927 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
10929 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
10930 (ABI_HAS_64BIT_SYMBOLS): Use it.
10931 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
10933 2009-02-02 Paul Brook <paul@codesourcery.com>
10935 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
10937 2009-02-02 Jakub Jelinek <jakub@redhat.com>
10939 PR inline-asm/39058
10940 * recog.h (asm_operand_ok): Add constraints argument.
10941 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
10942 recurse on matching constraint.
10943 (check_asm_operands): Pass constraints as 3rd argument to
10944 asm_operand_ok. Don't look up matching constraint here.
10945 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
10948 2009-02-02 Ben Elliston <bje@au.ibm.com>
10950 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
10951 TARGET_NARROW_VOLATILE_BITFIELD macro names.
10953 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10955 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
10956 information. Remove some obsolete information. Reorganize.
10958 * config/pa/fptr.c: Revert license to GPL 2.
10959 * config/pa/milli64.S: Likewise.
10961 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10964 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
10965 LIBRARY name in, instead of hard-coding it.
10966 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
10967 extra target make frag to tmake_files according to EH model.
10968 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
10969 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
10970 frags that define makefile variable EH_MODEL appropriately.
10971 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
10972 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
10973 to "-sjlj" according to type of EH configured.
10974 (LIBGCC_SONAME): Concatenate it to shared library base name.
10975 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
10976 to "_sjlj" according to type of EH configured.
10977 (LIBGCC_SONAME): Concatenate it to shared library base name.
10978 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
10979 (SHLIB_LINK): Add missing semicolon to if-else construct.
10980 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10981 string value of "pe_dll" command-line option.
10982 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
10983 (SHLIB_SONAME): Use it when overriding t-cygming default.
10984 (SHLIB_IMPLIB): Override t-cygming default.
10985 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10986 string value of "pe_dll" command-line option.
10988 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10991 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
10992 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
10994 2009-01-31 Richard Guenther <rguenther@suse.de>
10996 PR tree-optimization/38937
10997 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
10998 computing the transitive closure.
11000 2009-01-30 Richard Guenther <rguenther@suse.de>
11002 PR tree-optimization/39041
11003 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
11004 Propagate variable indices only if the types match for this stmt.
11006 2009-01-30 Jakub Jelinek <jakub@redhat.com>
11009 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
11010 inline but never defined.
11012 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
11014 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
11015 (*insv_h_di_reg_extimm): New insn.
11016 (*insv_l<mode>_reg_extimm): New insn.
11018 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
11020 * config/picochip/picochip.c (flag_conserve_stack): set
11021 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
11022 fconserve-stack. Reduce call-overhead used by inliner.
11024 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
11027 * common.opt (flag_conserve_stack): Initialised to zero.
11029 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
11032 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
11033 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
11036 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
11038 * ira-color.c (allocno_reload_assign): Update comments.
11039 * regmove.c (regmove_optimize): Likewise.
11043 2009-01-29 Robert Millan <rmh@aybabtu.com>
11045 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
11046 * config/i386/kopensolaris-gnu.h: New file. Undefine
11047 `MD_UNWIND_SUPPORT'.
11048 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
11050 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
11052 PR tree-optimization/39007
11053 * tree-loop-distribution.c (generate_builtin): Use
11054 recompute_dominator to compute the immediate dominator of the
11055 basic block just after the loop.
11057 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11059 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
11060 (ASM_OUTPUT_DWARF_PCREL): Define.
11062 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
11064 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
11065 * doc/passes.texi: Remove entries about regclass, local-alloc, and
11066 global. Modify entries about regmove and IRA.
11068 * ra-conflict.c: Remove the file.
11070 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
11072 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
11073 (pass_regclass_init): Rename to pass_reginfo_init.
11075 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
11077 * toplev.h (flag_ira): Remove.
11079 * caller-save.c (setup_save_areas): Remove flag_ira.
11081 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
11083 * global.c: Remove the file.
11085 * opts.c (decode_options): Remove flag_ira.
11087 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
11089 * regmove.c: Modify file description.
11090 (find_use_as_address, try_auto_increment): Define them only if
11091 AUTO_INC_DEC is defined.
11092 (replacement_quality, replace_in_call_usage, fixup_match_1,
11093 stable_and_no_regs_but_for_p): Remove.
11094 (reg_set_in_bb): Make it static.
11095 (regmove_optimize): Remove flag_ira and code which worked for
11098 * local-alloc.c: Remove the file.
11100 * common.opt (fira): Remove.
11102 * ira.c: Include except.h.
11103 (eliminable_regset): Move from global.c.
11104 (mark_elimination): Ditto. Remove flag_ira.
11105 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
11106 equiv_mem_modified, validate_equiv_mem_from_store,
11107 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
11108 contains_replace_regs, memref_referenced_p, memref_used_between_p,
11109 no_equiv, recorded_label_ref): Move from local-alloc.c.
11110 (update_equiv_regs): Ditto. Make it static.
11111 (print_insn_chain, print_insn_chains): Move it from global.c.
11112 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
11113 (build_insn_chain): Ditto. Make it static.
11114 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
11115 Rename to init_live_subregs.
11116 (gate_ira): Remove flag_ira.
11118 * regclass.c: Rename reginfo.c. Change file description.
11119 (FORBIDDEN_INC_DEC_CLASSES): Remove.
11120 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
11121 (init_reg_sets_1): Remove code for evaluation of
11122 reg_class_superclasses and losing_caller_save_reg_set.
11123 (init_regs): Remove init_reg_autoinc.
11124 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
11125 ok_for_base_p_nonstrict): Remove.
11126 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
11127 (pass_regclass_init): Rename to pass_reginfo_init. Modify
11128 corresponding entries.
11129 (dump_regclass, record_operand_costs, scan_one_insn,
11130 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
11131 record_address_regs, auto_inc_dec_reg_p): Remove.
11132 (gt-regclass.h): Rename to gt-reginfo.h.
11134 * rtl.h (dump_global_regs, retry_global_alloc,
11135 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
11137 * Makefile.in (RA_H): Remove.
11138 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
11139 Rename regclass.o to reginfo.o.
11140 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
11142 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
11143 (GTFILES): Rename regclass.c to reginfo.c.
11145 * passes.c (init_optimization_passes): Remove pass_local_alloc and
11146 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
11148 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
11149 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
11151 (finish_spills): Ditto. Remove code for !flag_ira.
11153 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
11155 PR middle-end/35854
11156 * doc/invoke.texi (rtl debug options): Complete rewrite.
11157 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
11159 * mode-switching.c (pass_mode_switching): Rename pass from
11160 "mode-sw" to "mode_sw".
11161 * except.c (pass_convert_to_eh_ranges): Rename pass from
11162 "eh-ranges" to "eh_ranges".
11163 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
11167 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
11168 Alexander Monakov <amonakov@ispras.ru>
11170 PR middle-end/38857
11171 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
11173 (move_exprs_to_boundary): Change return type and pass through
11174 should_move from move_op. Relax assert. Update usage ...
11175 (schedule_expr_on_boundary): ... here. Use should_move instead of
11177 (move_op_orig_expr_found): Indicate that insn was disconnected from
11179 (code_motion_process_successors): Do not call after_merge_succs
11180 callback if original expression was not found when traversing any of
11182 (code_motion_path_driver): Change return type. Update prototype.
11183 (move_op): Update comment. Add a new parameter (should_move). Update
11184 prototype. Set *should_move based on indication provided by
11185 move_op_orig_expr_found.
11187 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
11189 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
11190 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
11191 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
11192 * config/rs6000/rs6000.c (rs6000_override_options): Default
11193 avoid-indexed-addresses on for Power6, off for everything else.
11194 (avoiding_indexed_address_p): New function.
11195 (rs6000_legitimize_address): Use it.
11196 (rs6000_legitimate_address): Likewise.
11197 * config/rs6000/rs6000.md (movXX_updateX): Likewise
11199 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
11201 PR tree-optimization/38997
11202 * tree-loop-distribution.c (generate_memset_zero): Use
11203 POINTER_PLUS_EXPR for a pointer addition.
11205 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
11207 * config/s390/s390.md (bswap<mode>2): New pattern added.
11209 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11211 * config/s390/s390.md (*tls_load_31): Added type attribute.
11213 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11215 * config/s390/s390.md: Fix a few comments.
11217 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
11219 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
11220 (*tm<mode>_full): Fixed z10prop attribute.
11221 (*tst<mode>_extimm): Fixed z10prop attribute.
11222 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
11223 (*tstqiCCT_cconly): Fixed z10prop attribute.
11224 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
11225 (*movsi_larl): Fixed z10prop attribute.
11226 (*movsi_zarch): Fixed z10prop attribute.
11227 (*movsi_eas): Fixed z10prop attribute.
11228 (*movhi): Fixed z10prop attribute.
11229 (*movqi): Fixed z10prop attribute.
11230 (*movstrictqi): Fixed z10prop attribute.
11231 (*mov<mode>): Fixed z10prop attribute.
11232 (*movcc): Fixed z10prop attribute.
11233 (*sethighpartdi_64): Fixed z10prop attribute.
11234 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
11235 (*negdi2_sign_cc): Fixed z10prop attribute.
11236 (*negdi2_sign): Fixed z10prop attribute.
11237 (*absdi2_sign_cc): Fixed z10prop attribute.
11238 (*absdi2_sign): Fixed z10prop attribute.
11239 (*negabsdi2_sign_cc): Fixed z10prop attribute.
11240 (*negabsdi2_sign): Fixed z10prop attribute.
11241 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
11242 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
11243 (doloop_si64): Fixed z10prop attribute.
11244 (doloop_si31): Fixed z10prop attribute.
11245 (doloop_long): Fixed z10prop attribute.
11246 (indirect_jump): Fixed z10prop attribute.
11247 (nop): Fixed z10prop attribute.
11248 (main_base_64): Fixed z10prop attribute.
11249 (reload_base_64): Fixed z10prop attribute.
11251 2009-01-28 Jakub Jelinek <jakub@redhat.com>
11253 PR rtl-optimization/38740
11254 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
11256 * config/mips/mips.c (mips_reorg): Likewise.
11258 2009-01-28 Richard Guenther <rguenther@suse.de>
11260 PR tree-optimization/38926
11261 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
11262 with the correct value id to a value.
11263 (do_regular_insertion): Use the value number of edoubleprime
11264 for the value number of the expr.
11267 2008-08-21 Richard Guenther <rguenther@suse.de>
11269 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
11270 a PHI ask VN if it is already available.
11271 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
11272 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
11274 2009-01-28 Jakub Jelinek <jakub@redhat.com>
11276 PR middle-end/38934
11277 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
11278 set to varying whenever max has TREE_OVERFLOW set, similarly
11279 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
11281 2009-01-28 Richard Guenther <rguenther@suse.de>
11283 PR middle-end/38908
11284 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
11285 uninitialized aggregate uses in call arguments.
11287 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
11289 PR tree-optimization/38984
11290 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
11291 the nothing_id variable if -fno-delete-null-pointer-checks.
11293 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
11296 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
11297 (set_got_offset_rex64): Ditto.
11299 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
11302 * doc/extend.texi: Improve local variable with asm reg.
11304 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
11306 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
11307 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
11308 was not supplied then set warn_packed_bitfield_compat to the
11309 default value of 1.
11310 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
11313 2009-01-27 Richard Guenther <rguenther@suse.de>
11315 PR tree-optimization/38503
11316 * cfgexpand.c (expand_gimple_basic_block): Ignore
11317 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
11318 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
11319 variables that cannot have TBAA applied.
11320 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
11323 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
11325 PR middle-end/38969
11326 * calls.c (initialize_argument_information): Do not wrap complex
11327 arguments in SAVE_EXPR.
11329 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
11331 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
11332 (INSTALL_LIBGCC): Revert typo commit.
11334 2009-01-26 Richard Guenther <rguenther@suse.de>
11336 PR tree-optimization/38745
11337 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
11338 from special handling.
11340 2009-01-26 Richard Guenther <rguenther@suse.de>
11342 PR tree-optimization/38745
11343 * tree-ssa.c (execute_update_addresses_taken): Do not include
11344 variables that cannot possibly be a register in not_reg_needs.
11345 Do not clear TREE_ADDRESSABLE on vars that may not become
11347 * tree-ssa.c (update_alias_info_1): Include those in the set
11348 of addressable vars.
11350 2009-01-26 Richard Guenther <rguenther@suse.de>
11352 PR middle-end/38851
11353 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
11354 * tree-ssa-dse.c: Include langhooks.h
11355 (execute_simple_dse): Remove stores with zero size.
11357 2009-01-24 Jakub Jelinek <jakub@redhat.com>
11360 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
11363 2009-01-24 Julian Brown <julian@codesourcery.com>
11365 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
11366 config/arm/linux-atomic.c.
11367 * config/arm/linux-atomic.c: New.
11369 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
11371 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
11372 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
11373 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
11375 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
11378 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
11381 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
11383 PR tree-optimization/38953
11384 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
11385 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
11386 (gloog): Split the exit of the scop when the scop exit is a loop exit.
11387 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
11390 2009-01-24 Paul Brook <paul@codesourcery.com>
11392 * config/arm/neon.md (neon_type): Move to arm.md.
11393 (neon_mov<VSTRUCT>): Add neon_type attribute.
11394 * config/arm/arm.md (neon_type): Move to here.
11395 (conds): Add "unconditioal" and use as default for NEON insns.
11397 2009-01-24 Ben Elliston <bje@au.ibm.com>
11399 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
11400 void *' warning from -Wc++-compat.
11401 * Makefile.in (dominance.o-warn): Remove.
11403 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
11405 PR tree-optimization/38932
11406 * fold-const.c (fold_unary_ignore_overflow): New.
11407 * tree.h (fold_unary_ignore_overflow): Declare.
11408 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
11409 * tree-ssa-sccvn.c (visit_reference_op_load,
11410 simplify_unary_expression): Likewise.
11412 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
11414 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
11415 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
11416 regardless of their type.
11417 * c-common.c (handle_packed_attribute): Don't ignore packed on
11419 * c.opt (Wpacked-bitfield-compat): New warning option.
11420 * stor-layout.c (place_field): Warn if offset of a field changed.
11421 * doc/extend.texi (packed): Mention the ABI change.
11422 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
11423 (Warning Options): Add it to the list.
11425 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
11427 * c-opts.c (c_common_post_options): Fix a typo in comments.
11429 2009-01-22 Steve Ellcey <sje@cup.hp.com>
11431 PR middle-end/38615
11432 * gimplify.c (gimplify_init_constructor): Fix promotion of const
11433 variables to static.
11434 * doc/invoke.texi (-fmerge-all-constants): Update description.
11436 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
11439 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
11440 (*movdi_1_rex64): Use type "mmx" for alternative 5.
11442 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
11444 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
11446 (LOCAL_ALIGNMENT): Similarly.
11448 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
11449 Joseph Myers <joseph@codesourcery.com>
11451 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
11452 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
11453 * config/arm/arm-tune.md: Regenerate.
11454 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
11457 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
11459 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
11460 version number to five.
11462 2009-01-22 Dodji Seketeli <dodji@redhat.com>
11465 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
11466 * c-common.c (set_underlying_type): Likewise.
11467 (is_typedef_decl ): Likewise
11469 (set_underlying_type): Likewise.
11470 (is_typedef_type): Likewise.
11472 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
11474 PR middle-end/38587
11475 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
11478 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
11481 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
11482 (LIBGCC_SPEC): Don't define.
11483 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
11485 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
11487 PR rtl-optimization/38879
11488 * alias.c (base_alias_check): Unaligned access via AND address can
11489 alias all surrounding object types except those with sizes equal
11490 or wider than the size of unaligned access.
11492 2009-01-21 Dodji Seketeli <dodji@redhat.com>
11495 * c-decl.c (clone_underlying_type): Move this ...
11496 * c-common.c (set_underlying_type): ... here.
11497 Also, make sure the function properly sets TYPE_STUB_DECL() on
11498 the newly created typedef variant type.
11499 (is_typedef_decl ): New entry point.
11500 * tree.h: Added a new member member_types_needing_access_check to
11501 struct tree_decl_non_common.
11502 (set_underlying_type): New entry point.
11503 (is_typedef_type): Likewise.
11505 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
11507 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
11508 Check whether two instructions have memory references that
11509 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
11510 are helper functions for traversing.
11511 * alias.h (insn_alias_sets_confilict_p): New prototypes.
11512 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
11513 not to draw dependency edge for instructions with non-conflicting
11516 2009-01-20 Joseph Myers <joseph@codesourcery.com>
11519 * longlong.h: Update copyright years. Use soft-fp license notice.
11520 Sync __clz_tab declaration with glibc.
11522 2009-01-20 Steve Ellcey <sje@cup.hp.com>
11525 * doc/extend.texi (syscall_linkage): New.
11526 (version_id): Modify.
11528 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
11529 Richard Guenther <rguenther@suse.de>
11531 PR tree-optimization/38747
11532 PR tree-optimization/38748
11533 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
11534 conversion if the base address is an indirect reference and the
11535 aliasing sets could cause issues.
11537 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
11539 * common.opt (fgraphite, fgraphite-identity): Add comment for
11540 explaining why these options are not documented.
11542 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
11544 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
11545 gimple_call_lhs is NULL.
11547 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
11550 * emit-rtl.c (adjust_address_1): Make sure memref is never
11553 2009-01-20 Ben Elliston <bje@au.ibm.com>
11555 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
11556 const qualifier from arg parameter. Remove unnecessary cast to char *.
11557 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
11558 const qualifier from arg 2.
11560 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
11562 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
11564 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
11567 * rtl.h (reinit_regs): New prototype.
11568 * regclass.c: Include ira.h.
11569 (reinit_regs): New.
11570 * Makefile.in (regclass.o): Add ira.h.
11571 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
11573 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
11576 * c-common.c (handle_aligned_attribute): Use
11577 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
11578 default alignment value.
11580 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
11582 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
11583 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
11585 * doc/extend.texi: Update __attribute__ ((aligned)). Document
11586 __BIGGEST_ALIGNMENT__.
11588 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
11590 2009-01-18 Richard Guenther <rguenther@suse.de>
11592 PR tree-optimization/38819
11593 * tree-flow.h (operation_could_trap_helper_p): Declare.
11594 * tree-eh.c (operation_could_trap_helper_p): Export.
11595 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
11596 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
11597 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
11598 are about to insert a possibly trapping instruction and fail
11601 2009-01-18 Andreas Schwab <schwab@suse.de>
11603 * doc/install.texi (Configuration): Remove obsolete paragraph
11604 about use of --with-gnu-ld with --with-gnu-as.
11606 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
11608 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
11609 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
11610 Follow spelling conventions.
11612 2009-01-18 Ben Elliston <bje@au.ibm.com>
11614 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
11615 C++ warning about implicit conversion from void * to struct
11617 (bitmap_obstack_free): Likewise for bitmap_element *.
11618 * Makefile.in (bitmap.o-warn): Remove.
11620 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
11622 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
11624 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
11625 Tobias Grosser <tobi.grosser@amd.com>
11627 * graphite.c (graphite_trans_scop_block): Do not block single
11630 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
11632 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
11633 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
11634 test with assertion.
11636 2009-01-16 Richard Guenther <rguenther@suse.de>
11638 PR tree-optimization/38835
11639 PR middle-end/36227
11640 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
11641 and INT + PTR -> (INT)(PTR p+ INT) folding.
11642 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
11644 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
11647 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
11648 the subreg from a lowpart subreg if it is also casting the value.
11650 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11651 Tobias Grosser <tobi.grosser@amd.com>
11653 * graphite.c (compare_prefix_loops): New.
11654 (build_scop_canonical_schedules): Rewritten.
11655 (graphite_transform_loops): Move build_scop_canonical_schedules
11656 after build_scop_iteration_domain.
11658 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11659 Tobias Grosser <tobi.grosser@amd.com>
11661 * graphite.c (add_conditions_to_domain): Add the loops to
11662 the dimension of the iteration domain. Do copy the domain
11663 only when it exists.
11664 (build_scop_conditions_1): Do not call add_conditions_to_domain.
11665 (add_conditions_to_constraints): New.
11666 (can_generate_code_stmt, can_generate_code): Removed.
11667 (gloog): Do not call can_generate_code.
11668 (graphite_transform_loops): Call add_conditions_to_constraints
11669 after building the iteration domain.
11671 2009-01-16 Jakub Jelinek <jakub@redhat.com>
11673 PR tree-optimization/38789
11674 * tree-ssa-threadedge.c
11675 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
11676 __builtin_constant_p.
11678 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11680 * dce.c (delete_unmarked_insns): Reversed the order that insns are
11681 examined before deleting them.
11683 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
11685 * function.c (aggregate_value_p): Correctly extract the function
11686 type from CALL_EXPR_FN lookup.
11688 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11690 * config/picochip/picochip.c (picochip_override_options): Revert
11691 CFI asm flag disable commited previously.
11693 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
11694 Tobias Grosser <tobi.grosser@amd.com>
11695 Jan Sjodin <jan.sjodin@amd.com>
11697 * graphite.c (scan_tree_for_params): On substractions negate
11698 all the coefficients of the term.
11699 (clast_to_gcc_expression_red): New. Handle reduction expressions
11700 of more than two operands.
11701 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
11702 (get_vdef_before_scop): Handle also the case of default definitions.
11704 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
11706 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
11707 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
11708 Also use them when walking CALL_INSN_FUNCTION_USAGE.
11710 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
11711 Joey Ye <joey.ye@intel.com>
11713 PR middle-end/37843
11714 * cfgexpand.c (expand_stack_alignment): Don't update stack
11715 boundary nor check incoming stack boundary here.
11716 (gimple_expand_cfg): Update stack boundary and check incoming
11717 stack boundary here.
11719 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
11721 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
11723 2009-01-14 Jakub Jelinek <jakub@redhat.com>
11725 PR rtl-optimization/38245
11726 * calls.c (expand_call): Add stack arguments to
11727 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11728 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
11729 in regs and partially in memory or BLKmode arguments.
11730 (emit_library_call_value_1): Add stack arguments to
11731 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11732 ACCUMULATE_OUTGOING_ARGS).
11733 * dce.c: Include tm_p.h.
11734 (find_call_stack_args): New function.
11735 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
11737 (mark_insn): Call find_call_stack_args for CALL_Ps.
11738 (prescan_insns_for_dce): Walk insns backwards in bb rather than
11739 forwards. Allocate and free arg_stores bitmap if needed, pass it
11740 down to deletable_insn_p, don't mark stores set in arg_stores
11741 bitmap, clear the bitmap at the beginning of each bb.
11742 * Makefile.in (dce.o): Depend on $(TM_P_H).
11744 2009-01-14 Michael Meissner <gnu@the-meissners.org>
11747 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
11748 to make sure the insn is a conditional test (bug 22599). Reformat a
11751 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
11753 PR middle-end/38431
11754 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
11755 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
11756 (gloog): Do not call cleanup_tree_cfg.
11757 (graphite_transform_loops): Call cleanup_tree_cfg after all
11758 scops have been code generated.
11760 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
11761 * doc/gty.texi (Invoking the garbage collector): Added new node
11762 and section documenting ggc_collect.
11764 2009-01-14 Richard Guenther <rguenther@suse.de>
11766 PR tree-optimization/38826
11767 PR middle-end/38477
11768 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
11769 initialization notes only if we actually emitted a warning.
11770 (intra_create_variable_infos): Add constraints for a result decl
11771 that is passed by hidden reference.
11772 (build_pred_graph): Mark all related variables non-direct on
11775 2009-01-14 Nick Clifton <nickc@redhat.com>
11777 * ira-conflicts.c: Include addresses.h for the definition of
11779 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
11780 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
11782 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
11785 * Makefile.in (ira-lives.o): Add except.h.
11787 * ira-lives.c: Include except.h.
11788 (process_bb_node_lives): Process can_throw_internal.
11790 2009-01-13 Jakub Jelinek <jakub@redhat.com>
11792 PR rtl-optimization/38774
11793 * combine.c (simplify_set): When undoing cc_use change, don't do
11794 PUT_CODE on the newly created comparison, but instead put back the
11797 2009-01-13 Joseph Myers <joseph@codesourcery.com>
11799 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
11800 values. Remove duplicate arm8 entry.
11802 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11804 PR tree-optimization/38786
11805 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
11806 the SSA_NAME case of expand_scalar_variables_expr.
11807 Set the type of an expression to the type of its assign statement.
11808 (expand_scalar_variables_expr): Also gather the scalar computation
11809 used to index the memory access. Do not pass loop_p.
11810 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
11811 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
11812 the gimple_stmt_iterator where it inserts new code.
11813 Do not pass loop_p.
11814 (copy_bb_and_scalar_dependences): Do not pass loop_p.
11815 (translate_clast): Update call to copy_bb_and_scalar_dependences.
11817 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11819 * graphite.h (debug_value): Removed.
11820 * graphite.c (debug_value): Removed.
11822 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11824 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
11825 ldrd/strd with two 32-bit instructions.
11827 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11829 * config/arm/arm.c (struct processors): Pass for speed down into
11830 cost helper functions.
11831 (const_ok_for_op): Handle COMPARE and inequality nodes.
11832 (arm_rtx_costs_1): Rewrite.
11833 (arm_size_rtx_costs): Update prototype.
11834 (arm_rtx_costs): Pass speed down to helper functions.
11835 (arm_slowmul_rtx_costs): Rework cost calculations.
11836 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
11837 (arm_9e_rtx_costs): Likewise.
11839 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
11841 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
11842 relocations of local symbols wider than UNITS_PER_WORD are not valid.
11843 (alpha_legitimize_address): Do not split local symbols wider than
11844 UNITS_PER_WORD into HIGH/LO_SUM parts.
11846 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
11849 * gcc.c (process_command): Replace call to execvp with calls
11850 to pex_one and exit.
11852 2009-01-03 Anatoly Sokolov <aesok@post.ru>
11855 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
11856 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
11857 variant for devices with 3-byte PC.
11858 (__tablejump_elpm__): New.
11860 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11863 * c-parser.c (c_parser_postfix_expression): Allow `->' in
11864 offsetof member-designator, handle it as `[0].'.
11866 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11868 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
11869 function when not using named sections on targets with named sections
11870 if branch distance is less than 262132.
11872 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
11874 * combine.c (combine_instructions): Recompute
11875 optimize_this_for_speed_p for each BB in the main combine loop.
11877 2009-01-12 Tomas Bily <tbily@suse.cz>
11880 * tree-loop-distribution.c (prop_phis): New function.
11881 (generate_builtin): Call prop_phis.
11882 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
11884 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11886 PR tree-optimization/38807
11887 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
11888 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
11890 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11892 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11893 subreg of op0 to the original op0.
11895 2009-01-11 Laurent GUERBY <laurent@guerby.net>
11897 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
11899 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
11902 * mips-tfile.c (parse_def): Fix parsing of def strings
11903 starting with digits.
11905 2009-01-10 Jakub Jelinek <jakub@redhat.com>
11908 * config/arm/arm.c (arm_is_long_call_p): Don't call
11909 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
11911 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
11913 * regrename.c (regrename_optimize): Fix dumping.
11914 (find_oldest_value_reg): Preserve REG_POINTER.
11915 (copy_hardreg_forward_1): Likewise.
11917 2009-01-09 Diego Novillo <dnovillo@google.com>
11919 * gimple.h (struct gimple_statement_base) <uid>: Document
11920 the restrictions on its use.
11921 (gimple_uid): Tidy.
11922 (gimple_set_uid): Tidy.
11924 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11926 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
11927 zero guard even if align_bytes != 0 and count is smaller than
11930 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
11932 PR rtl-optimization/38495
11933 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
11934 (add_range_and_copies_from_move_list): Print all added ranges.
11935 Add ranges to memory optimized destination.
11937 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11941 * config/i386/i386.c (override_options): Reject
11942 -mstringop-strategy=rep_8byte with -m32.
11943 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
11944 to 1. Do count comparison against epilogue_size_needed at compile
11945 time even when count_exp was constant forced into register. For
11946 size_needed don't jump to epilogue, instead just avoid aligning
11947 and invoke the body algorithm. If need_zero_guard, add zero guard
11948 even if count is non-zero, but smaller than size_needed + number of
11949 bytes that could be stored for alignment.
11950 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
11951 to 1. If need_zero_guard, add zero guard even if count is non-zero,
11952 but smaller than size_needed + number of bytes that could be stored
11953 for alignment. Compare size_needed with epilogue_size_needed instead
11954 of desired_align - align, don't adjust size_needed, pass
11955 epilogue_size_needed to the epilogue expanders.
11958 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
11960 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11962 * pa.c (last_address): Change to unsigned.
11963 (update_total_code_bytes): Change argument to unsigned. Don't
11964 check if insn addresses are set.
11965 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
11966 addresses are not set.
11967 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
11969 2009-01-09 Nick Clifton <nickc@redhat.com>
11971 * config/sh/symbian.c: Replace uses of DECL_INLINE with
11972 DECL_DECLARED_INLINE_P.
11974 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11976 PR middle-end/38347
11977 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
11978 GET_MODE (op0) in operand_subword_force calls.
11980 PR middle-end/38771
11981 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
11982 fold_convert arg0 operands to TREE_TYPE (op0) first.
11984 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
11986 * params.def (ira-max-conflict-table-size): Decrease default value
11989 2009-01-08 Jakub Jelinek <jakub@redhat.com>
11991 PR tree-optimization/37031
11992 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
11994 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
11995 allocate it using gc instead of heap, use VEC_quick_push instead of
11997 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
11998 instead of heap, use VEC_quick_push instead of VEC_safe_push.
11999 * tree-data-ref.h (struct access_matrix): Change matrix to gc
12000 allocated vector from heap allocated.
12001 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
12002 * tree-loop-linear.c (linear_transform_loops): Allocate nest
12003 vector only after perfect_loop_nest_depth call.
12005 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
12006 Jan Sjodin <jan.sjodin@amd.com>
12008 PR tree-optimization/38559
12009 * graphite.c (debug_value, copy_constraint,
12010 swap_constraint_variables, scale_constraint_variable, ): New.
12011 (get_lower_bound, get_upper_bound): Removed.
12012 (graphite_trans_bb_strip_mine): Clean up this code that works
12013 only for constant number of iterations. Fully copy upper and
12014 lower bound constraints, not only the constant part of them.
12015 * graphite.h (debug_value): Declared.
12017 2009-01-08 Ira Rosen <irar@il.ibm.com>
12019 PR tree-optimization/37194
12020 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
12021 Don't add the cost of cost model guard in prologue to scalar
12022 outside cost in case of known number of iterations.
12024 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
12025 Alan Modra <amodra@bigpond.net.au>
12027 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
12028 non-word-aligned REG+CONST addressing.
12030 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
12033 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
12034 free_after_compilation when outputting a thunk.
12035 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
12036 Do not call free_after_compilation here.
12038 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
12040 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
12041 (ix86_valid_target_attribute_inner_p): Ditto.
12043 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
12045 PR tree-optimization/38492
12046 PR tree-optimization/38498
12047 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
12048 * tree-chrec.h (scev_is_linear_expression): Declared.
12049 * graphite.c (graphite_cannot_represent_loop_niter): New.
12050 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
12051 (graphite_loop_normal_form): Use gcc_assert.
12052 (scan_tree_for_params): Use CASE_CONVERT.
12053 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
12054 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
12055 Use gcc_assert. Discard scops that contain unhandled cases.
12056 (build_scop_conditions): Return a boolean status for unhandled cases.
12057 (strip_mine_profitable_p): Print the loop number, not its depth.
12058 (is_interchange_valid): Pass the depth of the loop nest, don't
12059 recompute it wrongly.
12060 (graphite_trans_bb_block): Same.
12061 (graphite_trans_bb_block): Print tentative of loop blocking.
12062 (graphite_trans_scop_block): Do not print that the loop has been
12064 (graphite_transform_loops): Do not handle scops that contain condition
12067 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
12069 AVX Programming Reference (December, 2008)
12070 * config/i386/avxintrin.h (_mm256_stream_si256): New.
12071 (_mm256_stream_pd): Likewise.
12072 (_mm256_stream_ps): Likewise.
12074 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
12075 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
12076 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
12077 (bdesc_special_args): Add __builtin_ia32_movntdq256,
12078 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
12079 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
12080 (ix86_expand_special_args_builtin): Likewise.
12082 * config/i386/sse.md (AVXMODEDI): New.
12083 (avx_movnt<mode>): Likewise.
12084 (avx_movnt<mode>): Likewise.
12085 (<sse>_movnt<mode>): Remove AVX support.
12086 (sse2_movntv2di): Likewise.
12088 2009-01-07 Richard Guenther <rguenther@suse.de>
12090 PR middle-end/38751
12091 * fold-const.c (extract_muldiv): Remove obsolete comment.
12092 (fold_plusminus_mult_expr): Undo MINUS_EXPR
12093 to PLUS_EXPR canonicalization for the canonicalization.
12095 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
12097 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
12098 hosted cross-compilers generating less efficient code.
12100 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
12102 * function.h (rtl_data): Add a dbr_scheduled_p field.
12103 * reorg.c (dbr_schedule): Set it.
12104 (gate_handle_delay_slots): Check it.
12105 * config/mips/mips.c (mips_base_delayed_branch): Delete.
12106 (mips_reorg): Check flag_delayed_branch instead of
12107 mips_base_delayed_branch.
12108 (mips_override_options): Don't set mips_base_delayed_branch
12109 or flag_delayed_branch.
12111 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
12113 PR rtl-optimization/38426.
12114 * ira.c (ira): Set current_function_is_leaf earlier.
12116 2009-01-06 Jakub Jelinek <jakub@redhat.com>
12118 PR rtl-optimization/38722
12119 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
12120 too early, only set a flag and modify after last possible
12123 2009-01-06 Janis Johnson <janis187@us.ibm.com>
12126 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
12127 * real.c (decimal_single_format): Correct values of emin and emax.
12128 (decimal_double_format): Ditto.
12129 (decimal_quad_format): Ditto.
12130 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
12131 computation of DECnn_MIN and DECnn_MAX for corrected values of
12132 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
12133 __DECnn_MIN__, and adjust its computation for the corrected value
12136 2009-01-06 Jan Hubicka <jh@suse.cz>
12139 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
12141 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
12143 * doc/contrib.texi (Contributors): Slightly adjust the end note.
12144 Add Robert Clark to the list of testers.
12146 2009-01-06 Jan Hubicka <jh@suse.cz>
12147 Kai Tietz <kai.tietz@onevision.com>
12149 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
12150 * config/i386/i386.c (ix86_expand_call): Add clobbers.
12152 2009-01-06 Jan Hubicka <jh@suse.cz>
12153 Kai Tietz <kai.tietz@onevision.com>
12155 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
12157 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
12158 (ix86_nsaved_regs): Count only general purpose regs.
12159 (ix86_nsaved_sseregs): New.
12160 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
12161 to 16 for w64; compute padding and size of sse reg save area.
12162 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
12163 general purpose regs.
12164 (ix86_emit_save_sse_regs_using_mov): New.
12165 (ix86_expand_prologue): Save SSE regs if needed.
12166 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
12167 (ix86_emit_restore_sse_regs_using_mov): New.
12168 (ix86_expand_epilogue): Save SSE regs if needed.
12170 2009-01-06 Jan Hubicka <jh@suse.cz>
12171 Kai Tietz <kai.tietz@onevision.com>
12173 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
12174 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
12175 functions when accumulate outgoing args is off.
12177 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
12180 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
12181 before using pseudos_have_intersected_live_ranges_p.
12183 * ira-int.h (ira_assert): Always define.
12185 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
12187 AVX Programming Reference (December, 2008)
12188 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
12189 (_mm256_permute2_pd): Likewise.
12190 (_mm_permute2_ps): Likewise.
12191 (_mm256_permute2_ps): Likewise.
12192 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
12193 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
12195 * config/i386/i386.c (ix86_builtins): Remove
12196 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
12197 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
12198 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
12199 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
12200 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
12201 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
12202 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
12203 __builtin_ia32_vpermil2ps256.
12204 (ix86_init_mmx_sse_builtins): Updated.
12205 (ix86_expand_args_builtin): Likewise.
12207 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12209 * pa.c (output_call): Relocate non-jump insns in the delay slot of
12210 long absolute calls when generating PA 2.0 code.
12212 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
12214 PR rtl-optimization/38583
12215 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
12217 * params.def (ira-max-conflict-table-size): New.
12219 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
12221 * ira.h (ira_conflicts_p): New external definition.
12223 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
12224 table. Report this. Return result of building.
12225 (ira_build_conflicts): Use ira_conflicts_p. Check result of
12226 building conflict table.
12228 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
12229 (ira_color): Use ira_conflicts_p.
12231 * global.c: Include ira.h.
12232 (pseudo_for_reload_consideration_p, build_insn_chain): Use
12235 * Makefile.in (global.o): Add ira.h.
12237 * ira-build.c (mark_all_loops_for_removal,
12238 propagate_some_info_from_allocno): New.
12239 (remove_unnecessary_allocnos): Call
12240 propagate_some_info_from_allocno.
12241 (remove_low_level_allocnos): New.
12242 (remove_unnecessary_regions): Add parameter. Call
12243 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
12244 parameter to remove_unnecessary_regions.
12245 (ira_build): Remove all regions but root if the conflict table was
12246 not built. Update conflict hard regs for allocnos crossing calls.
12248 * ira.c (ira_conflicts_p): New global.
12249 (ira): Define and use ira_conflicts_p.
12251 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
12252 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
12253 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
12255 2009-01-06 Ben Elliston <bje@au.ibm.com>
12257 * gengtype-lex.l (YY_NO_INPUT): Define.
12259 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12262 * c-common.c (handle_vector_size_attribute): Also reject
12263 BOOLEAN_TYPE types.
12265 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
12267 PR tree-optimization/38492
12268 * graphite.c (rename_map_elt, debug_rename_elt,
12269 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
12270 rename_map_elt_info, eq_rename_map_elts,
12271 get_new_name_from_old_name, bb_in_sese_p): Moved around.
12272 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
12273 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
12274 (sese_build_livein_liveouts): New.
12275 (new_sese, free_sese): New.
12276 (new_scop): Call new_sese.
12277 (free_scop): Call free_sese.
12278 (rename_variables_from_edge, rename_phis_end_scop): Removed.
12279 (register_old_new_names): Renamed register_old_and_new_names.
12280 (register_scop_liveout_renames, add_loop_exit_phis,
12281 insert_loop_close_phis, struct igp,
12282 default_liveout_before_guard, add_guard_exit_phis,
12283 insert_guard_phis, copy_renames): New.
12284 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
12285 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
12286 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
12287 (scop_adjust_phis_for_liveouts): New.
12288 (gloog): Call scop_adjust_phis_for_liveouts.
12290 * graphite.h (struct sese): Documented. Added fields liveout,
12291 num_ver and livein.
12292 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
12293 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
12294 (struct scop): Added field liveout_renames.
12295 (SCOP_LIVEOUT_RENAMES): New.
12297 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
12299 PR tree-optimization/38510
12300 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
12301 (translate_clast): Call recompute_all_dominators before
12303 (gloog): Call recompute_all_dominators before graphite_verify.
12305 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
12306 Jan Sjodin <jan.sjodin@amd.com>
12308 PR tree-optimization/38500
12309 * graphite.c (create_sese_edges): Call fix_loop_structure after
12312 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
12314 * config.gcc: Add m32r*-*-rtems*.
12315 * config/m32r/rtems.h: New file.
12317 2009-01-05 Ben Elliston <bje@au.ibm.com>
12319 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
12320 (.po.pox): Likewise.
12321 (po/gcc.pot): Likewise.
12323 2009-01-04 David S. Miller <davem@davemloft.net>
12325 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
12326 (STARTING_FRAME_OFFSET): Always set to zero.
12328 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
12330 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
12331 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
12332 fixed-point types, and vectors of the same.
12334 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
12336 * config/mips/sync.md (*mb_barrier): Rename to...
12337 (*memory_barrier): ...this.
12339 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
12341 * doc/extend.texi (Function Attributes): Move @cindex after @item
12342 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
12343 and put in alphabetical order. Fix 'target' name and put in order.
12344 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
12347 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
12349 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
12350 (memory_barrier): Expand as unspec instead of unspec_volatile.
12351 Remove mem:BLK from insn operands. Use Pmode scratch register.
12352 (*memory_barrier): Define as unspec instead of unspec_volatile.
12353 Use (match_dup 0) as input operand.
12355 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
12356 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
12357 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
12358 scratch register. Remove operand 1.
12359 (*stbar): Define as unspec instead of unspec_volatile.
12360 Use (match_dup 0) as input operand, remove (const_int 8).
12361 (*membar): Define as unspec instead of unspec_volatile.
12362 Use (match_dup 0) as input operand, remove input operand 2.
12364 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
12365 (memory_barrier): Expand as unspec instead of unspec_volatile.
12366 Remove mem:BLK from insn operands. Use Pmode scratch register.
12367 (*memory_barrier): Define as unspec instead of unspec_volatile.
12368 Use (match_dup 0) as input operand.
12370 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
12371 Remove mem:BLK from insn operands. Use Pmode scratch register.
12372 Set volatile flag on operand 0.
12373 (*memory_barrier): New insn pattern.
12375 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
12377 (*memory_barrier): Use (match_dup 0) as input operand.
12379 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
12380 Remove mem:BLK from insn operands. Use Pmode scratch register.
12381 Set volatile flag on operand 0.
12382 (*mb_internal): New insn pattern.
12384 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
12386 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
12388 PR middle-end/38586
12389 * function.c (struct temp_slot): Move to the section of the file
12390 that deals with temp slots. Remove field 'address'.
12391 (temp_slot_address_table): New hash table of address -> temp slot.
12392 (struct temp_slot_address_entry): New struct, items for the table.
12393 (temp_slot_address_compute_hash, temp_slot_address_hash,
12394 temp_slot_address_eq, insert_temp_slot_address): Support functions
12396 (find_temp_slot_from_address): Rewrite to use the new hash table.
12397 (remove_unused_temp_slot_addresses): Remove addresses of temp
12398 slots that have been made available.
12399 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
12400 worker function for remove_unused_temp_slot_addresses.
12401 (assign_stack_temp_for_type): Don't clear the temp slot address list.
12402 Add the temp slot address to the address -> temp slot map.
12403 (update_temp_slot_address): Update via insert_temp_slot_address.
12404 (free_temp_slots): Call remove_unused_temp_slot_addresses.
12405 (pop_temp_slots): Likewise.
12406 (init_temp_slots): Allocate the address -> temp slot map, or empty
12407 the map if it is already allocated.
12408 (prepare_function_start): Initialize temp slot processing.
12410 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
12412 PR middle-end/38584
12413 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
12414 Calculate the size of all stack vars assuming no packing of stack
12415 vars will happen, replacing a quadratic algorithm with a linear one.
12417 2009-01-03 Jakub Jelinek <jakub@redhat.com>
12420 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
12423 2009-01-03 Diego Novillo <dnovillo@google.com>
12425 * doc/contrib.texi: Update contributions.
12427 2009-01-03 Jakub Jelinek <jakub@redhat.com>
12430 * builtins.c (fold_builtin_memory_op): Give up if either operand
12431 is volatile. Set srctype or desttype to non-qualified version
12435 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
12436 and FUNCTION_DECLs.
12438 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
12440 PR rtl-optimization/35805
12441 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
12442 problem if fast dce is able to remove any instructions.
12443 * dce.c (dce_process_block): Fix dump message.
12445 2009-01-02 Mark Mitchell <mark@codesourcery.com>
12448 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
12450 2009-01-02 Jakub Jelinek <jakub@redhat.com>
12452 PR middle-end/38690
12453 * tree-flow.h (op_code_prio, op_prio): New prototypes.
12454 * tree-pretty-print.c (op_code_prio): New function.
12455 (op_prio): No longer static. Use op_code_prio.
12456 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
12457 Use op_prio and op_code_prio to determine if () should be
12458 printed around operand(s) or not.
12460 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
12461 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
12462 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
12463 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
12464 pp_character instead of pp_string for single letter printing.
12466 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
12468 * doc/extend.texi: Fix '#pragma GCC option' typo.
12470 2009-01-02 Richard Guenther <rguenther@suse.de>
12472 * doc/install.texi (--enable-checking): Mention different
12473 default for stage1.
12474 (--enable-stage1-checking): Document.
12476 2009-01-01 Andrew Pinski <pinskia@gmail.com>
12478 PR middle-end/30142
12479 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
12480 case to be an error.
12482 2009-01-02 Ben Elliston <bje@au.ibm.com>
12484 * config/fp-bit.h (pack_d): Constify argument.
12485 * config/fp-bit.c (makenan): Constify return type. Remove casts.
12486 (isnan): Constify argument.
12488 (iszero): Likewise.
12489 (pack_d): Likewise.
12490 (_fpadd_parts): Constify return type.
12491 (_fpmul_parts): Likewise.
12492 (_fpdiv_parts): Likewise.
12494 2009-01-01 Jakub Jelinek <jakub@redhat.com>
12497 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
12498 warn about overwriting initializer with side-effects or
12499 -Woverride-init if !IMPLICIT.
12500 (output_init_element): Likewise. Pass IMPLICIT down to
12502 (process_init_element): Add IMPLICIT argument. Pass it down
12503 to output_init_element.
12504 (push_init_element, pop_init_level, set_designator): Adjust
12505 process_init_element callers.
12506 (set_nonincremental_init, set_nonincremental_init_from_string):
12507 Adjust add_pending_init callers.
12508 (output_pending_init_elements): Adjust output_init_element callers.
12509 * c-tree.h (process_init_element): Adjust prototype.
12510 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
12511 process_init_element callers.
12514 Copyright (C) 2009 Free Software Foundation, Inc.
12516 Copying and distribution of this file, with or without modification,
12517 are permitted in any medium without royalty provided the copyright
12518 notice and this notice are preserved.