1 2009-05-15 Jan Hubicka <jh@suse.cz>
3 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
4 * cgraph.h (struct inline_summary): New filed self_wize,
5 size_inlining_benefit, self_time and time_inlining_benefit.
6 (struct cgraph_global_info): Replace insns by time ans size fields.
7 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9 (ipcp_update_callgraph): Do not touch function bodies.
10 * ipa-inline.c: Include except.h
11 MAX_TIME: New constant.
12 (overall_insns): Remove
13 (overall_size, max_benefit): New static variables.
14 (cgraph_estimate_time_after_inlining): New function.
15 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16 (cgraph_clone_inlined_nodes): Update size.
17 (cgraph_mark_inline_edge): Update size.
18 (cgraph_estimate_growth): Use size info.
19 (cgraph_check_inline_limits): Check size.
20 (cgraph_default_inline_p): Likewise.
21 (cgraph_edge_badness): Compute badness based on benefit and size cost.
22 (cgraph_decide_recursive_inlining): Check size.
23 (cgraph_decide_inlining_of_small_function): Update size; dump sizes and times.
24 (cgraph_decide_inlining): Likewise.
25 (cgraph_decide_inlining_incrementally): Likewise; honor PARAM_EARLY_INLINING_INSNS.
26 (likely_eliminated_by_inlining_p): New predicate.
27 (estimate_function_body_sizes): New function.
28 (compute_inline_parameters): Use it.
29 * except.c (must_not_throw_labels): New function.
30 * except.h (must_not_throw_labels): Declare.
31 * tree-inline.c (init_inline_once): Kill inlining_weigths
32 * tree-ssa-structalias.c: Avoid uninitialized warning.
33 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
34 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
35 (PARAM_INLINE_CALL_COST): Remove.
36 (PARAM_EARLY_INLINING_INSNS): New.
37 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
38 (inline-call-cost): Remove.
39 (early-inlining-insns): New.
41 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
43 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
45 (print_int_cst_bounds_in_octal_p): Likewise.
46 (dbxout_type): Adjust calls to above functions. Be prepared to deal
48 * dwarf2out.c (base_type_die): Likewise.
49 (is_subrange_type): Delete.
50 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
51 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
52 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it if
53 the destination type is boolean.
54 (build_range_check): Do not special-case subtypes.
55 (fold_sign_changed_comparison): Likewise.
56 (fold_unary): Likewise.
57 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
58 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
59 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
60 * tree.c (subrange_type_for_debug_p): New predicate based on the former
62 * tree.h (subrange_type_for_debug_p): Declare.
63 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
64 (convert_affine_scev): Remove call to above function.
65 (chrec_convert_aggressive): Likewise.
66 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
67 false for conversions involving subtypes.
68 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
69 (vrp_val_min): Likewise.
70 (needs_overflow_infinity): Likewise.
71 (extract_range_from_unary_expr): Likewise.
73 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
75 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
76 * config/frv/frv.c: Likewise.
77 * config/s390/s390.c: Likewise.
78 * config/sparc/sparc.h: Likewise.
79 * config/i386/i386.h: Likewise.
80 * config/i386/i386.c: Likewise.
81 * config/crx/crx.c: Likewise.
82 * config/m68hc11/m68hc11.h: Likewise.
83 * config/iq2000/iq2000.c: Likewise.
84 * config/mn10300/mn10300.h: Likewise.
85 * config/mn10300/mn10300.c: Likewise.
86 * config/m68k/m68k.c: Likewise.
87 * config/rs6000/rs6000.c: Likewise.
88 * config/rs6000/xcoff.h: Likewise.
89 * config/rs6000/linux64.h: Likewise.
90 * config/rs6000/sysv4.h: Likewise.
91 * config/score/score3.c: Likewise.
92 * config/score/score7.c: Likewise.
93 * config/score/score.c: Likewise.
94 * config/arm/arm.md: Likewise.
95 * config/mips/mips.c: Likewise.
96 * config/mips/mips.md: Likewise.
97 * config/bfin/bfin.h: Likewise.
98 * config/pa/pa.c: Likewise.
99 * config/pa/constraints.md: Likewise.
101 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
102 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
103 * config/pdp11/pdp11.h: Use memory_address_p instead.
105 2009-05-14 Ian Lance Taylor <iant@google.com>
107 * passes.c (finish_optimization_passes): Change i to int.
108 * plugin.c (plugins_active_p): Change event to int.
109 (dump_active_plugins): Likewise.
110 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
112 * tree.c (tree_range_check_failed): Change c to unsigned int.
113 (omp_clause_range_check_failed): Likewise.
114 (build_common_builtin_nodes): Change mode to int. Add cast.
115 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
116 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
118 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
119 ++ or -- with a variable of enum type.
121 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
124 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
126 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
128 * store-motion.c: Do not include params.h
129 * Makefile.in: Fix dependencies for various files.
131 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
133 * auto-inc-dec.c: Fix pass description, remove apparent
134 accidental duplication.
136 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
139 * ipa-utils.h (memory_identifier_string): Moved to ...
140 * tree.h (memory_identifier_string): Here. Add GTY(()).
142 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
144 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
145 in the former documentation of...
146 (GO_IF_LEGITIMATE_ADDRESS): ... this.
147 * ira-conflicts.c (get_dup_num): Use address_operand.
148 * targhooks.c (default_legitimate_address_p): New.
149 * targhooks.h (default_legitimate_address_p): New.
150 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
152 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
153 * target.h (struct target): Add legitimate_address_p.
154 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
155 (TARGET_INITIALIZER): Include it.
157 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
158 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
159 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
160 (TARGET_LEGITIMATE_ADDRESS_P): New.
162 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
163 (REG_OK_STRICT_P): Delete.
164 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
165 (frv_legitimate_address_p_1): ... this.
166 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
167 (frv_legitimate_address_p_1): ... the renamed old
168 frv_legitimate_address_p.
169 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
170 (TARGET_LEGITIMATE_ADDRESS_P): New.
172 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
173 * config/s390/s390-protos.h (legitimate_address_p): Remove.
174 * config/s390/s390.c (legitimate_address_p): Rename to...
175 (s390_legitimate_address_p): ... this, make static.
176 (legitimize_address): Adjust call.
177 (TARGET_LEGITIMATE_ADDRESS_P): New.
178 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
180 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
181 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
182 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
183 (TARGET_LEGITIMATE_ADDRESS_P): New.
185 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
186 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
187 * config/spu/spu.c (spu_legitimate_address): Rename to...
188 (spu_legitimate_address_p): ... this, make static.
189 (TARGET_LEGITIMATE_ADDRESS_P): New.
191 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
192 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
193 * config/sparc/sparc.c (legitimate_address_p): Rename to...
194 (sparc_legitimate_address_p): ... this, make static and return bool.
195 (legitimize_address): Adjust call.
196 (TARGET_LEGITIMATE_ADDRESS_P): New.
198 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
199 * config/i386/i386-protos.h (legitimate_address_p): Remove.
200 * config/i386/i386.c (legitimate_address_p): Rename to...
201 (ix86_legitimate_address_p): ... this, make static.
202 (constant_address_p): Move after it, adjust call.
203 (TARGET_LEGITIMATE_ADDRESS_P): New.
205 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
206 * config/avr/avr-protos.h (legitimate_address_p): Remove.
207 * config/avr/avr.c (legitimate_address_p): Rename to...
208 (avr_legitimate_address_p): ... this, make static.
209 (legitimize_address): Adjust call.
210 (TARGET_LEGITIMATE_ADDRESS_P): New.
212 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
213 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
214 * config/crx/crx.c (crx_legitimate_address_p): Make static.
215 (TARGET_LEGITIMATE_ADDRESS_P): New.
217 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
218 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
219 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
220 (TARGET_LEGITIMATE_ADDRESS_P): New.
222 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
223 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
225 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
227 (TARGET_LEGITIMATE_ADDRESS_P): New.
229 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
230 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
232 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
234 (m68hc11_legitimate_address_p): ... this, make static.
235 (go_if_legitimate_address_internal): Rename to...
236 (m68hc11_legitimate_address_p_1): ... this.
237 (legitimize_address): Adjust call.
238 (TARGET_LEGITIMATE_ADDRESS_P): New.
240 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
241 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p):
243 * config/iq2000/iq2000.c (iq2000_legitimate_address_p):
245 (TARGET_LEGITIMATE_ADDRESS_P): New.
247 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
248 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
249 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
250 (mn10300_legitimate_address_p): ... this, make static.
251 (TARGET_LEGITIMATE_ADDRESS_P): New.
253 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
254 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
255 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
256 (TARGET_LEGITIMATE_ADDRESS_P): New.
258 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
259 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
260 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
261 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
262 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
263 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
264 (rs6000_legitimate_address_p): ... this, make static.
265 (TARGET_LEGITIMATE_ADDRESS_P): New.
266 (REG_MODE_OK_FOR_BASE_P): Delete.
267 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
269 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
270 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
272 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
273 static, adjust types.
274 (TARGET_LEGITIMATE_ADDRESS_P): New.
276 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
277 * config/score/score.c (score_address_p): Rename to...
278 (score_legitimate_address_p): ... this.
279 (TARGET_LEGITIMATE_ADDRESS_P): New.
280 * config/score/score3.c (score3_address_p): Rename to...
281 (score3_legitimate_address_p): ... this.
282 * config/score/score7.c (score7_address_p): Rename to...
283 (score7_legitimate_address_p): ... this.
285 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
286 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
287 GO_IF_LEGITIMATE_ADDRESS): Delete.
288 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
289 thumb2_legitimate_address_p): Delete.
290 (arm_legitimate_address_p): Rename to...
291 (arm_legitimate_address_outer_p): ... this.
292 * config/arm/constraints.md ("Uq"): Adjust call.
293 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
294 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
295 (arm_legitimate_address_outer_p): ... this.
296 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
297 (TARGET_LEGITIMATE_ADDRESS_P): New.
299 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
300 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
301 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
302 (TARGET_LEGITIMATE_ADDRESS_P): New.
304 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
305 * config/vax/vax-protos.h (legitimate_address_p): Remove.
306 * config/vax/vax.c (legitimate_address_p): Rename to...
307 (vax_legitimate_address_p): ... this, make static.
308 (TARGET_LEGITIMATE_ADDRESS_P): New.
310 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
311 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
312 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
313 (TARGET_LEGITIMATE_ADDRESS_P): New.
315 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
316 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
317 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
318 (mmix_legitimate_address_p): ... this, make static.
319 (TARGET_LEGITIMATE_ADDRESS_P): New.
321 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
322 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
323 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
324 (TARGET_LEGITIMATE_ADDRESS_P): New.
326 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
328 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
331 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
333 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
334 LCT_NORMAL in function call.
335 * mips-tdump.c (print_file_desc): Add cast to enum type.
336 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
337 (mark_stabs): Add casts to enum types.
338 (parse_stabs_common): Add casts to enum types.
340 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
342 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
343 Check for invalid values of LETTER.
345 2009-05-13 Taras Glek <tglek@mozilla.com>
347 * attribs.c (register_attribute): moved out attribute registration into
349 * doc/plugins.texi: Documented register_attribute and PLUGIN_ATTRIBUTES.
350 * gcc-plugin.h: Added forward decl for register_attribute.
351 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
352 * plugin.c (register_callback, invoke_plugin_callbacks): Added
353 PLUGIN_ATTRIBUTES boilerplate.
355 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
357 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
358 values even in sentinel and empty entries.
359 (ms_printf_flag_specs): Likewise.
360 (ms_scanf_flag_specs): Likewise.
361 (ms_strftime_flag_specs): Likewise.
362 (ms_print_char_table): Likewise.
363 (ms_scan_char_table): Likewise.
364 (ms_time_char_table): Likewise.
366 2009-05-13 Doug Kwan <dougkwan@google.com>
368 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
370 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
372 * config/mips/mips.md (store): Add attributes for QI and HI.
374 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
375 (truncdi<mode>2): ... this new pattern.
377 2009-05-13 Brad Hards <bradh@kde.org>
379 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
381 2009-05-14 Jakub Jelinek <jakub@redhat.com>
382 Ben Elliston <bje@au.ibm.com>
385 * dse.c (check_mem_read_rtx): Guard against width == -1.
387 2009-05-13 Michael Matz <matz@suse.de>
390 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
391 (trivially_conflicts_p): New function.
392 (insert_backedge_copies): Use it.
394 2009-05-13 Janis Johnson <janis187@us.ibm.com>
396 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
397 (handle_stdc_pragma): Use new enum constant names.
398 (handle_pragma_float_const_decimal64): Ditto.
400 2009-05-13 Ian Lance Taylor <iant@google.com>
402 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
405 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
407 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
408 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
410 * config/m68k/m68k.h (FL_UCLINUX): Define.
412 2009-05-13 Jan Hubicka <jh@suse.cz>
414 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
416 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
418 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
419 unless -fschedule-insns is specified.
421 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
424 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
425 TARGET_EXPAND_CBRANCHDI4.
426 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
427 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
428 (cmpeqdi): Fix comment.
430 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
432 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
433 (sh_legitimate_address_p): Likewise.
434 * config/sh/sh.c (sh_legitimate_index_p): New.
435 (sh_legitimate_address_p): Likewise.
436 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
437 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
438 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
439 (MAYBE_BASE_REGISTER_RTX_P): New macro.
440 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
441 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
442 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
443 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
444 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
446 2009-05-12 Jan Hubicka <jh@suse.cz>
448 * tree-inline.c (estimate_operator_cost): Add operands;
449 when division happens by constant, it is cheap.
450 (estimate_num_insns): Loads and stores are not having cost of 0;
451 EH magic stuff is cheap; when computing runtime cost of switch,
452 use log2 base of amount of its cases; builtin_expect has cost of 0;
453 compute cost for moving return value of call.
454 (init_inline_once): Initialize time_based flags.
455 * tree-inline.h (eni_weights_d): Add time_based flag.
457 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
459 * df-core.c: Update head documentation.
461 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
464 * rs6000.c (rs6000_generate_compare): Use op1b instead of
465 shadowing exisiting variable op1.
467 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
470 * config/i386/driver-i386.c (processor_signatures): New enum.
471 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
472 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
473 processor signature to detect geode processor.
475 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
479 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
481 * optabs.c (prepare_cmp_insn): Temporarily disable test that
482 causes spurious differences between trunk and cond-optab branch.
484 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
486 * dojump.c (compare_from_rtx): Delete.
487 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
488 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
489 if the comparison does not satisfy the predicate; test predicates for
490 operands 2 and 3 of a cstore pattern. Don't try cstore optab
491 further if one existing pattern fails.
492 * expr.h (compare_from_rtx): Delete.
493 (prepare_operand): Declare it.
494 * optabs.c: Change "lib call" to "libcall" throughout.
495 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
496 HAVE_conditional_trap, emit_cmp_insn): Delete.
497 (can_compare_p): Delete cmp_optab case.
498 (prepare_float_lib_cmp): Return an rtx and a machine mode.
499 Accept other parameters by value.
500 (prepare_operand): Make non-static.
501 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
502 other parameters by value. Try to widen operands here based on
503 an optab_methods argument and looking at cbranch_optab.
504 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
505 loop. Use cbranch_optab directly.
506 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
507 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
509 (emit_conditional_move, emit_conditional_add): Inline what's needed
510 of compare_from_rtx, using new prepare_cmp_insn for the rest.
511 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
512 with COMPARE. Move cmov_optab and cstore_optab above
513 with cbranch_optab, move cmp_optab down with ucmp_optab,
514 remove tst_otpab. Do not initialize trap_rtx.
515 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
516 for trap code. Do not check HAVE_conditional_trap. Use
517 prepare_cmp_insn. Accept no predicate for operand 3.
518 * optabs.h (OTI_cmp): Mark as used only for libcalls.
519 (OTI_ctrap, ctrap_optab): New.
521 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
522 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
523 with lookup of ctrap_optab.
524 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
525 setcc_gen_code): Delete.
528 * combine.c (combine_simplify_rtx, simplify_set): Do not
529 special case comparing against zero for cc0 machines.
530 * simplify-rtx.c (simplify_binary_operation_1): Never remove
531 COMPARE on cc0 machines.
532 (simplify_relational_operation): Return a new expression when
533 a COMPARE could be removed.
534 * final.c (final_scan_insn): Compare cc_status values
535 against LHS of a (compare FOO (const_int 0)) cc0 source.
536 Also check if cc_status.value is the full compare.
538 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
539 (cstoreMM4): Document.
540 (conditional_trap): Document ctrapMM4 instead.
541 (sync_compare_and_swapMM): Refer to cbranchcc4.
542 (Dependent Patterns): Eliminate obsolete information referring to
543 the old jump optimization phase.
544 (Canonicalization): Include cbranchcc4 case, omit canonicalization
545 of compares with 0 on cc0 machines.
546 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
547 avoiding references to cc0. Remove text about storing operands
549 * doc/tm.texi (Condition Codes): Include blurb on different
550 condition code representations, separate into subsections for
551 CC0, MODE_CC and conditional execution.
553 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
554 alpha_emit_setcc): Accept operands and a machine mode.
555 * config/alpha/alpha.c (alpha_emit_conditional_branch):
556 Get code/op0/op1 from operands, use machine mode argument
557 instead of alpha_compare.fp_p. Emit the branch here.
558 (alpha_emit_setcc): Likewise, and return boolean.
559 (alpha_emit_conditional_move): Likewise. Assert that
560 cmp_op_mode == cmp_mode, and simplify accordingly.
561 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
562 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
563 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
565 (stack probe test): Use cbranchdi4.
566 * config/alpha/predicates.md (alpha_cbranch_operator): New.
568 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
569 * config/arc/arc.h (movsicc, movsfcc): Use it.
570 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
571 (cbranchsi4, cstoresi4): New.
572 (cmpsi, bCC and sCC expanders): Remove.
574 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
575 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
576 * config/arm/predicates.md (arm_comparison_operator): Only include
577 floating-point operators if there is a hardware floating-point unit.
578 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
579 deferring to cbranch_cc and cstore_cc respectively.
580 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
581 cbranch_cc, cstore_cc): New.
582 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
584 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
586 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
587 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
589 (adjust_insn_length): Adjust calls.
590 (avr_reorg): Handle (compare (foo) (const_int 0)).
591 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
592 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
593 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
594 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
596 (cbranchqi4, cbranchhi4, cbranchsi4): New.
597 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
599 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
600 (cbranchsi4, cstorebi4, cstoresi4): New.
601 (movbisi): This insn is duplicate, split it to zero_extend.
602 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
603 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
604 (bfin_optimize_loop): Use cbranch expander.
605 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
606 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
607 (bfin_bimode_comparison_operator): ... this.
608 (bfin_direct_comparison_operator): New.
610 * config/cris/cris.c (cris_normal_notice_update_cc): Look
611 inside (compare FOO (const_int 0)).
612 (cris_rtx_costs): Handle ZERO_EXTRACT.
613 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
614 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
615 (*tstdi_v32): Delete.
616 (*cmpdi_non_v32): Add M alternative for operand 1.
617 (cmpsi, cmp<mode>): Make private.
618 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
620 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
622 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
623 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
624 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
625 (cc_reg_operand): New.
627 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
628 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
629 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
630 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
631 crx_expand_scond): Delete.
633 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
635 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
636 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
638 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
639 cstoresi4, cstoresf4, cstoredf4): New.
640 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
641 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
642 Receive the entire operands array.
643 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
644 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
645 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
646 Get test/op0/op1 from the operands array.
647 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
649 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
650 (h8300_expand_store): New.
651 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
653 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
654 (h8300_expand_store): New.
655 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
656 or do not try to produce (set (cc0) REG).
657 (peepholes): Wrap arguments with COMPARE. Add a peephole to
658 change a compare into a move to a scratch register. Disable some
659 peepholes when comparing with zero.
660 (tstsi, tsthi, tstsi, cmpqi): Make private.
663 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
666 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
667 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
668 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
669 (ix86_emit_i387_log1p): Use cbranchxf2.
670 (ix86_expand_setcc): Return void.
671 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
672 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
673 cmp<MODEF>, cmpcc): Remove.
674 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
675 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
676 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
677 (sCC and bCC expanders): Remove.
678 (stack_protect_test): Use cbranchcc4.
680 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
682 (ia64_expand_compare): Accept three rtx by reference and return void.
683 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
684 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
685 from *expr. Update *expr with the BImode comparison to do.
686 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
687 cmptf, bCC, sCC, conditional_trap): Delete.
688 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
689 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
690 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
691 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
692 * config/ia64/predicates.md (ia64_cbranch_operator): New.
694 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
695 type of last argument.
696 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
697 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
698 use machine mode argument instead of branch_type. Remove dead
699 code for floating-point comparisons.
700 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
701 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
703 (cbranchsi4, cstoresi4): New.
704 * config/iq2000/predicates.md (reg_or_const_operand): New.
706 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
707 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
708 (b<code>_op): Rewrite to...
709 (bcc_op): ... this, using match_operator.
710 (s<code>_op): Rewrite to...
711 (scc_op): ... this, using match_operator.
712 (s<code>_24_op): Rewrite to...
713 (scc_op_24): ... this, using match_operator.
714 (s<code>_<mode>): Rewrite to...
715 (cstore<mode>4): ... this, using match_operator.
716 (s<code>_<mode>_24): Rewrite to...
717 (cstore<mode>4_24): ... this, using match_operator.
718 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
719 m32c_unpend_compare, m32c_expand_scc): Delete.
720 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
721 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
722 (m32c_expand_movcc): Change NE to EQ if necessary.
723 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
725 * config/m32r/m32r-protos.h (gen_cond_store): New.
726 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
727 (gen_cond_store): New, from sCC patterns.
728 (m32r_expand_block_move): Use cbranchsi4.
729 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
730 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
731 (cbranchsi4, cstoresi4): New.
733 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
735 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
736 (m68hc11_notice_update_cc): Look into a compare with 0.
737 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
739 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
740 cmphi, cmpqi, bCC): Delete.
741 (cbranchsi4, cbranchhi4, cbranchqi4): New.
742 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
743 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
746 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
747 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
748 * config/m68k/constraints.md (H): New.
749 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
750 the define_insn below.
751 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
752 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
753 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
754 patterns): Wrap RHS with COMPARE.
755 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
756 (*cmpdi_internal): Name this pattern.
757 (cmpdi): Change to define_insn.
758 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
759 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
760 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
762 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
763 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
764 (conditional_trap): Change to...
765 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
766 (*conditional_trap): Use the ordered_comparison_operator and
767 const1_operand predicates.
768 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
769 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
770 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
771 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
773 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
774 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
775 (mcore_gen_compare): New.
776 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
777 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
778 (mcore_gen_compare): ... this.
779 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
780 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
781 (stack probe pattern): Use cbranchsi4.
783 * config/mips/predicates.md (mips_cstore_operator): New.
784 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
785 * config/mips/mips.md (any_cond): Delete.
786 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
788 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
789 fixuns_truncsfdi2): Use cbranch patterns.
790 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
791 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
792 Adjust call to mips_expand_conditional_branch.
793 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
795 * config/mips/mips-protos.h (mips_expand_conditional_branch,
796 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
797 * config/mips/mips.c (cmp_operands): Delete.
798 (mips_emit_compare): Get comparison operands from *op0/*op1.
799 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
800 that it succeeds. Use op0/op1 instead of cmp_operands.
801 (mips_expand_conditional_branch, mips_expand_conditional_move,
802 mips_expand_conditional_trap): Likewise.
803 (mips_block_move_loop): Use cbranch patterns.
804 * config/mips/mips.h (cmp_operands): Delete.
806 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
807 (mmix_gen_compare_reg): Just return a register in the right CC mode.
808 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
809 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
810 (*cmpcc_folded): Rename to...
811 (*cmpdi_folded): this.
812 (*cmpcc): Rename to...
814 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
817 (cbranchdf4): New. Handle invalid comparisons here.
818 * config/mmix/predicates.md (float_comparison_operator): New.
820 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
821 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
822 * config/mn10300/mn10300.md (tst): Delete.
823 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
824 Name these patterns and wrap RHS in a compare.
825 (*cmpsi): Make this pattern private. Include tst.
826 (*cmpsf): Make this pattern private.
827 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
828 (compare with zero peepholes): Likewise.
830 (cbranchsi4, cbranchsf4): New.
831 (casesi): Use cbranchsi4.
833 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
834 hppa_branch_type): Delete.
835 (return_addr_rtx): Use cbranchsi4.
836 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
837 Emit CCFPmode comparison here.
838 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
839 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
840 hppa_branch_type): Delete.
841 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
842 (movsicc, movdicc): Remove references to hppa_compare_op0,
843 hppa_compare_op1 and compare_from_rtx.
844 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
845 (casesi): Use cbranchsi4.
847 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
848 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
849 * config/pdp11/pdp11.md (register_or_const0_operand): New.
850 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
851 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
853 (cbranchdf4, cbranchhi4, cbranchqi4): New.
854 (*branch, *branch_inverted): New.
856 * config/picochip/picochip.md (cbranchhi4): Use
857 ordered_comparison_operator.
858 (cmphi, bCC): Remove.
860 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
861 (trap_comparison_operator): Delete.
862 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
863 rs6000_emit_cbranch): Accept mode and operands.
864 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
865 rs6000_compare_fp_p): Delete.
866 (rs6000_generate_compare): Accept mode and comparison. Extract code
867 and op0/op1 from there. Replace references to rs6000_compare_op0
868 and rs6000_compare_op1.
869 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
870 extract result from passed operands.
871 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
872 extract loc from passed operands.
873 (rs6000_emit_cmove): Likewise.
874 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
875 rs6000_compare_fp_p): Delete.
876 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
877 (cbranch<GPR>4, cbranch<FP>4): New.
878 (cstore<mode>4): New. Consolidate here all choices about when to use
879 portable or specialized sCC sequences.
880 (stack_protect_test): Use cbranchsi4.
881 (conditional_trap): Replace with ctrap<GPR>4.
882 (conditional trap insn): Replace trap_comparison_operator with
883 ordered_comparison_operator.
885 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
886 (s390_emit_prologue): Use ctrap.
887 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
888 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
889 New predicates replacing...
890 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
891 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
892 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
893 (add<mode>cc): Do not use s390_compare_op0/op1.
894 (s<code>): Change to...
895 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
897 (cstorecc4): ... this. Handle EQ or NE equally.
898 (*sne): Un-privatize for use in cstorecc4.
899 (b<code>): Change to...
900 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
901 (conditional_trap): Replace with...
902 (ctrap<GPR>4, ctrap<FP>4): ... these.
903 (stack_protect): Use cbranchcc4.
905 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
906 * config/score/score-protos.h (score_gen_cmp): Delete.
907 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
908 (score_block_move-loop): Use cbranchsi4.
909 * config/score/score.md (cbranchsi4): New.
910 (cmpsi, bCC): Delete.
911 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
912 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
913 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
914 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
915 * config/score/score3.h (score3_gen_cmp): Delete.
916 * config/score/score7.h (score7_gen_cmp): Delete.
918 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
919 (sh_emit_scc_to_t): ... this. Return void.
920 (from_compare): Rename to...
921 (sh_emit_compare_and_branch): ... this.
922 (sh_emit_compare_and_set): New.
923 (sh_expand_t_scc): Accept operands.
924 * config/sh/predicates.md (sh_float_comparison_operator): New.
925 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
926 (prepare_scc_operands): Rename to...
927 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
929 (sh_emit_cheap_store_flag): New.
930 (sh_emit_set_t_insn): New.
931 (from_compare): Rename to...
932 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
933 handling of TARGET_SH2E floating point to avoid recursive call.
934 Generate branch here.
935 (sh_emit_compare_and_set): New.
936 (sh_expand_t_scc): Get op0/op1 from arguments.
937 (sh_emit_cheap_store_flag): New.
938 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
940 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
941 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
942 (movsicc, movdicc): Do nothing when it recreated operands from
943 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
944 prepare_scc_operands (now sh_emit_scc_to_t).
945 (udivdi3): Use cstoresi4.
946 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
947 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
948 (cbranchint4_media, cbranchfp4_media): New.
949 (casesi): Use cbranchdi4.
950 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
952 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
953 (movnegt): Remove second operand.
954 (cbranchsf4, cbranchdf4): New.
955 (stack_protect): Use cbranchdi4/cbranchsi4.
957 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
958 (gen_compare_reg): Accept comparison, extract part of it to...
959 (gen_compare_reg_1): ... this.
960 (gen_compare_operator): Delete.
961 (gen_v9_scc): Accept separate destination, comparison code and arms.
962 Do not use sparc_compare_op0/sparc_compare_op1.
963 (emit_scc_insn, emit_conditional_branch_insn): New.
964 (emit_v9_brxx): Make static. Remove useless assertion.
965 (sparc_emit_float_lib_cmp): Return RTL instead of calling
967 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
968 * config/sparc/sparc-protos.h (gen_compare_reg,
969 sparc_emit_float_lib_cmp): Adjust prototype.
970 (emit_scc_insn, emit_conditional_branch_insn): New.
971 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
972 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
973 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
974 iterators to the top.
975 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
976 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
977 snedi_special_trunc): Delete.
978 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
979 and snedi_special_trunc.
980 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
981 cbranchdi4, cbranch<F:mode>4): New.
982 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
983 here. Use gen_compare_reg instead of gen_compare_operator.
984 (conditional_trap): Replace with...
985 (ctrapsi4, ctrapdi4): ... this.
986 (stack_protect_test): Use cbranchcc4.
988 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
990 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
991 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
992 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
993 from operands[0] or operands[3] depending on is_set.
994 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
995 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
996 cmpdf, bCC), sCC: Remove.
997 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
998 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
1000 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
1001 spu_emit_branch_or_set.
1003 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
1005 * config/stormy16/stormy16.h (xstormy16_compare_op0,
1006 xstormy16_compare_op1): Delete.
1007 * config/stormy16/stormy16.c (xstormy16_compare_op0,
1008 xstormy16_compare_op1): Delete.
1009 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
1011 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
1012 (cmphi, cmpsi, bCC): Remove.
1014 * config/v850/v850.md (tstsi, cmpsi): Fold into...
1015 (*cmpsi): ... this one.
1016 (cbranchsi4, cstoresi4): New.
1017 (bCC expanders): Delete.
1018 (sCC insns): Fold into...
1019 (*setcc): ... this one.
1020 (casesi): Do not use gen_cmpsi and gen_bgtu.
1021 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
1022 (movsicc): Simplify.
1023 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
1025 * config/vax/vax-protos.h (cond_name): New.
1026 (vax_output_conditional_branch): Remove.
1027 * config/vax/vax.c (cond_name): New.
1028 (vax_output_conditional_branch): Remove.
1029 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
1030 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
1031 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
1032 (bit<VAXint>): Wrap source with (compare).
1033 (b<code> and following unnamed pattern): Rename to *branch and
1034 *branch_reversed. Change macroization to match_operator.
1035 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
1037 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
1038 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
1039 Change last argument to machine_mode.
1040 (xtensa_expand_scc): Add machine_mode argument.
1041 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
1042 (gen_conditional_move, xtensa_expand_conditional_branch,
1043 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
1044 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
1045 Adjust operand numbers.
1046 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
1048 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
1049 (cmpsi, cmpsf, b<code>, s<code>): Delete.
1050 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
1052 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
1054 * optabs.c (prepare_cmp_insn): Temporarily disable test that
1055 causes spurious differences between trunk and cond-optab branch.
1057 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
1060 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
1062 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
1064 * tree.c (iterative_hash_pointer): Delete.
1065 (iterative_hash_expr): Short-circuit handling of NULL pointer.
1066 Hash UIDs and versions of SSA names. Don't special-case built-in
1067 function declarations.
1069 2009-05-11 Ian Lance Taylor <iant@google.com>
1072 * graphite.c: Force -Wc++-compat to only be a warning before
1073 #including "cloog/cloog.h".
1075 2009-05-11 Martin Jambor <mjambor@suse.cz>
1077 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
1079 2009-05-11 Jan Hubicka <jh@suse.cz>
1081 * tree-ssa-loop-ivcanon.c: Include target.h
1082 (struct loop_size): new structure.
1083 (constant_after_peeling): New predicate.
1084 (tree_estimate_loop_size): New function.
1085 (estimated_unrolled_size): Rewrite for new estimates.
1086 (try_unroll_loop_completely): Use new estimates.
1087 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
1089 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
1091 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
1092 libcpp interface change.
1093 (spu_macro_to_expand): Likewise.
1095 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
1097 PR tree-optimization/40026
1098 * gimplify.c (gimplify_init_constructor): Change initial conditional
1099 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
1100 optimize_compound_literals_in_ctor.
1102 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
1104 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
1106 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
1108 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
1110 * tree-vect-data-refs.c (vect_analyze_group_access): Use
1111 HOST_WIDE_INT for gap.
1113 2009-05-11 Ira Rosen <irar@il.ibm.com>
1115 PR tree-optimization/40074
1116 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
1117 account in group size and step comparison.
1119 2009-05-11 Richard Guenther <rguenther@suse.de>
1121 * passes.c (init_optimization_passes): Strip now incorrect comment.
1122 (execute_function_todo): Do not set PROP_alias.
1123 * tree-pass.h (PROP_alias): Remove.
1124 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
1125 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
1126 * tree-nrv.c (pass_return_slot): Likewise.
1127 * tree-object-size.c (pass_object_sizes): Likewise.
1128 * tree-ssa-dom.c (pass_dominator): Likewise.
1129 (pass_phi_only_cprop): Likewise.
1130 * tree-ssa-dse.c (pass_dse): Likewise.
1131 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
1132 (pass_cselim): Likewise.
1133 * tree-ssa-pre.c (pass_pre): Likewise.
1134 (pass_fre): Likewise.
1135 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1136 * tree-ssa-sink.c (pass_sink_code): Likewise.
1137 * tree-stdarg.c (pass_stdarg): Likewise.
1138 * tree-tailcall.c (pass_tail_calls): Likewise.
1139 * tree-vrp.c (pass_vrp): Likewise.
1141 2009-05-10 Ian Lance Taylor <iant@google.com>
1143 * basic-block.h (enum profile_status): Break out of struct
1145 * cgraph.h (struct inline_summary): Break out of struct
1147 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
1148 of struct cgraph_order_sort.
1149 * combine.c (enum undo_kind): New enum, broken out of struct undo.
1150 * cse.c (struct branch_path): Break out of struct
1151 cse_basic_block_data.
1152 * except.h (enum eh_region_type): Break out of struct eh_region.
1153 * gcc.c (enum add_del): Break out of struct modify_target.
1154 * genrecog.c (enum decision_type): Break out of struct decision_test.
1155 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
1157 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
1158 * regmove.c (enum match_use): New enum, broken out of struct match.
1159 * sched-int.h (enum post_call_group): New enum, broken out of
1161 (struct deps_reg): Break out of struct deps.
1162 * target.h (struct asm_int_op): Break out of struct gcc_target.
1163 * tree-eh.c (struct goto_queue_node): Break out of struct
1165 * tree-inline.h (enum copy_body_cge_which): Break out of
1167 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
1169 * c-decl.c (in_struct, struct_types): New static variables.
1170 (pushtag): Add loc parameter. Change all callers.
1171 (lookup_tag): Add ploc parameter. Change all callers.
1172 (check_compound_literal_type): New function.
1173 (parser_xref_tag): Add loc parameter. Change all callers. If
1174 -Wc++-compat, warn about struct/union/enum types defined within a
1176 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
1177 and loc parameters. Change all callers. Change error calls to
1178 error_at, using loc. For a redefinition, if the location of the
1179 original definition is known, report it. Set in_struct and
1180 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
1181 (finish_struct): Add new parameters enclosing_in_struct and
1182 enclosing_struct_types. Change all callers. Set
1183 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
1184 in the struct. If in a struct, add this struct to struct_types.
1185 (start_enum): Add loc parameter. Change all callers. Use
1186 error_at for errors, using loc. For a redefinition, if the
1187 location of the original definition is known, report it. If in a
1188 struct, add this enum type to struct_types. If -Wc++-compat warn
1189 if in sizeof, typeof, or alignof.
1190 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
1191 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
1192 (c_parser_enum_specifier): Get enum location for start_enum.
1193 (c_parser_struct_or_union_specifier): Get struct location for
1194 start_struct. Save in_struct and struct_types status between
1195 start_struct and finish_struct.
1196 (c_parser_cast_expression): Get location of cast.
1197 (c_parser_alignof_expression): Get location of type.
1198 (c_parser_postfix_expression): Likewise.
1199 (c_parser_postfix_expression_after_paren_type): Add type_loc
1200 parameter. Change all callers. Call check_compound_literal_type.
1201 Use type_loc for error about variable size type.
1202 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
1203 of an enum constant from an enum type defined in a struct or union.
1204 (c_cast_expr): Add loc parameter. Change all callers. If
1205 -Wc++-compat, warn about defining a type in a cast.
1206 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
1207 (start_enum, start_struct, finish_struct): Update declarations.
1208 (parser_xref_tag, c_cast_expr): Update declarations.
1209 (check_compound_literal_type): Declare.
1211 2009-05-11 Ben Elliston <bje@au.ibm.com>
1213 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
1214 for recent libcpp interface change.
1215 (rs6000_macro_to_expand): Likewise.
1217 2009-05-10 Michael Matz <matz@suse.de>
1220 * config/arm/arm.c (require_pic_register): Emit on entry edge,
1221 not at entry of function.
1223 2009-05-10 Richard Guenther <rguenther@suse.de>
1225 PR tree-optimization/40081
1227 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1228 using the main variant of the element type. Do not fiddle with
1229 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1231 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
1232 structs with volatile fields.
1234 2009-05-10 Jan Hubicka <jh@suse.cz>
1236 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
1237 (estimate_move_cost): Assert that it does not get called for
1239 (estimate_num_insns): Skip VOID types in argument handling.
1240 (optimize_inline_calls): Delete unreachable blocks and verify that
1243 2009-05-10 Jan Hubicka <jh@suse.cz>
1245 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
1246 * cgraph.c (cgraph_mark_address_taken_node): New function.
1247 (dump_cgraph_node): Dump new flag.
1248 * cgraph.h (struct cgraph_node): Add address_taken.
1249 (cgraph_mark_address_taken_node): New function.
1250 * ipa.c (cgraph_postorder): Prioritize functions with address taken
1251 since new direct calls can be born.
1253 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1255 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
1258 2009-05-10 Jan Hubicka <jh@suse.cz>
1261 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
1263 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
1264 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
1265 * tree-inline.c (copy_bb): Set frequency correctly.
1266 (fold_marked_statements): Update call to
1267 cgraph_update_edges_for_call_stmt.
1269 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1271 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
1272 identifiers in diagnostics.
1273 * config/arm/arm.c (arm_handle_fndecl_attribute,
1274 arm_handle_isr_attribute): Likewise.
1275 * config/avr/avr.c (avr_handle_progmem_attribute,
1276 avr_handle_fndecl_attribute, avr_handle_fntype_attribute):
1278 * config/bfin/bfin.c (handle_int_attribute,
1279 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
1280 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
1281 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
1283 * config/darwin.c (darwin_handle_kext_attribute,
1284 darwin_handle_weak_import_attribute): Likewise.
1285 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
1286 h8300_handle_eightbit_data_attribute,
1287 h8300_handle_tiny_data_attribute): Likewise.
1288 * config/i386/i386.c (ix86_handle_cconv_attribute,
1289 ix86_handle_abi_attribute, ix86_handle_struct_attribute):
1291 * config/i386/winnt.c (ix86_handle_shared_attribute,
1292 ix86_handle_selectany_attribute): Likewise.
1293 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
1294 * config/m32c/m32c.c (function_vector_handler): Likewise.
1295 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
1296 m68hc11_handle_fntype_attribute): Likewise.
1297 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
1298 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
1299 * config/mips/mips.c (mips_insert_attributes,
1300 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
1301 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
1302 rs6000_handle_struct_attribute): Likewise.
1303 * config/sh/sh.c (sh_insert_attributes,
1304 sh_handle_resbank_handler_attribute,
1305 sh_handle_interrupt_handler_attribute,
1306 sh2a_handle_function_vector_handler_attribute,
1307 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1309 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
1310 * config/spu/spu.c (spu_handle_fndecl_attribute,
1311 spu_handle_vector_attribute): Likewise.
1312 * config/stormy16/stormy16.c
1313 (xstormy16_handle_interrupt_attribute): Likewise.
1314 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
1315 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
1317 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1319 * pretty-print.h (struct pretty_print_info): Add
1320 translate_identifiers.
1321 (pp_translate_identifiers): New.
1322 (pp_identifier): Only conditionally translate identifier to locale
1324 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
1325 (pp_base_tree_identifier): Only conditionally translate identifier
1326 to locale character set.
1327 * c-pretty-print.c (M_): Define.
1328 (pp_c_type_specifier, pp_c_primary_expression): Mark English
1329 fragments for conditional translation with M_.
1330 * tree-pretty-print.c (maybe_init_pretty_print): Disable
1331 identifier translation.
1333 2009-05-10 Richard Guenther <rguenther@suse.de>
1335 PR tree-optimization/40081
1336 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1337 using the main variant of the element type. Do not fiddle with
1338 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1340 2009-05-09 Jan Hubicka <jh@suse.cz>
1343 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
1344 indirect calls; verify cgraph afterwards.
1346 2009-05-09 Jan Hubicka <jh@suse.cz>
1349 * ipa.c (update_inlined_to_pointer): New function.
1350 (cgraph_remove_unreachable_nodes): Use it.
1352 2009-05-09 Jan Hubicka <jh@suse.cz>
1354 * tree-eh.c (struct leh_state): Remove prev_try.
1355 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
1357 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
1358 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
1359 remove_eh_handler_and_replace, foreach_reachable_handler,
1360 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
1361 * except.h (struct eh_region): Remove eh_region_u_cleanup.
1362 (gen_eh_region_cleanup): Update prototype.
1364 2009-05-09 Jan Hubicka <jh@suse.cz>
1367 * except.c (copy_eh_region): Always set prev_try.
1368 (redirect_eh_edge_to_label): Find outer try.
1369 (foreach_reachable_handler): When looking for prev try
1370 handle case where previous try is not going to be taken.
1372 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1374 PR tree-optimization/40049
1375 * tree-vect-stmts.c (vectorizable_operation): If the machine has
1376 only vector/vector shifts, convert the type of the constant to the
1377 appropriate type to avoid building incorrect trees, which
1378 eventually have problems with garbage collection.
1380 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1382 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
1383 -1 for complex floating-point types if honoring signed zeros.
1385 2009-05-08 Jan Hubicka <jh@suse.cz>
1387 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
1388 argument; handle correctly when profile is absent.
1389 (build_cgraph_edges): Update.
1390 (rebuild_cgraph_edges): Update.
1391 * cgraph.c: Do not include varray.h.
1392 (cgraph_set_call_stmt_including_clones): New function.
1393 (cgraph_create_edge_including_clones): Likewise
1394 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
1395 (cgraph_update_edges_for_call_stmt): Handle clones.
1396 (cgraph_remove_node): Handle clone tree.
1397 (cgraph_remove_node_and_inline_clones): New function.
1398 (dump_cgraph_node): Dump clone tree.
1399 (cgraph_clone_node): Handle clone tree.
1400 (clone_function_name): Bring here from tree-inline.c.
1401 (cgraph_create_virtual_clone): New function.
1402 * cgraph.h (ipa_replace_map): Move here from ipa.h.
1403 (cgraph_clone_info): New function.
1404 (strut cgraph_node): Add clone_info and new clone tree pointers.
1405 (cgraph_remove_node_and_inline_clones,
1406 cgraph_set_call_stmt_including_clones,
1407 cgraph_create_edge_including_clones,
1408 cgraph_create_virtual_clone): Declare.
1409 (cgraph_function_versioning): Use VEC argument.
1410 (compute_call_stmt_bb_frequency): Update prototype.
1411 (cgraph_materialize_all_clones): New function.
1412 * ipa-cp.c (ipcp_update_cloned_node): Remove.
1413 (ipcp_create_replace_map): Update to VECtors.
1414 (ipcp_update_callgraph): Use virtual clones.
1415 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
1416 (ipcp_update_profiling): Do not update local profiling.
1417 (ipcp_insert_stage): Use VECtors and virtual clones.
1418 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
1419 (clone_of_p): New function.
1420 (cgraph_preserve_function_body_p): Use clone tree.
1421 (cgraph_optimize): Materialize clones.
1422 (cgraph_function_versioning): Update for VECtors.
1423 (save_inline_function_body): Use clone tree.
1424 (cgraph_materialize_clone): New function.
1425 (cgraph_materialize_all_clones): Likewise.
1426 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
1427 * ipa.c: Include gimple.h.
1428 (cgraph_remove_unreachable_nodes): Use clone tree.
1429 * ipa-prop.c (ipa_note_param_call): Update call to
1430 compute_call_stmt_bb_frequencycall.
1431 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
1432 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
1433 (copy_bb): Handle updating of clone tree; add new edge when new call
1435 (expand_call_inline): Be strict about every call having edge.
1436 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
1437 (delete_unreachable_blocks_update_callgraph): New function.
1438 (tree_function_versioning): Use VECtors; always remove unreachable
1439 blocks and fold conditionals.
1440 * tree-inline.h: Do not include varray.h.
1441 (tree_function_versioning): Remove.
1442 * Makefile.in (GTFILES): Remove tree-inline.c
1443 * passes.c (do_per_function): Do only functions having body.
1444 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
1447 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
1448 Andrew Morrow <acm@google.com>
1451 * c-common.c (c_common_attribute_table): Permit deprecated
1452 attribute to take an optional argument.
1453 (handle_deprecated_attribute): If the optional argument to
1454 __attribute__((deprecated)) is not a string ignore the attribute
1457 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
1458 * c-typeck.c (build_component_ref): Likewise.
1459 (build_external_ref): Likewise.
1461 * toplev.c (warn_deprecated_use): Add an attribute argument.
1462 Emit the message associated with __attribute__((deprecated)).
1464 * toplev.h (warn_deprecated_use): Updated.
1466 * doc/extend.texi: Document new optional parameter to
1467 __attribute__((deprecated))
1469 2009-05-08 Michael Eager <eager@eagercon.com>
1471 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
1472 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
1474 2009-05-08 Richard Guenther <rguenther@suse.de>
1476 PR tree-optimization/40062
1477 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
1478 Avoid exponential behavior.
1480 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1482 PR rtl-optimization/33928
1484 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
1485 process_uses, build_single_def_use_links): New.
1486 (update_df): Update use_def_ref.
1487 (forward_propagate_into): Use get_def_for_use instead of use-def
1489 (fwprop_init): Call build_single_def_use_links and let it initialize
1491 (fwprop_done): Free use_def_ref.
1492 (fwprop_addr): Eliminate duplicate call to df_set_flags.
1493 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
1494 df_rd_simulate_one_insn): New.
1495 (df_rd_bb_local_compute_process_def): Update head comment.
1496 (df_chain_create_bb): Use the new RD simulation functions.
1497 * df.h (df_rd_simulate_artificial_defs_at_top,
1498 df_rd_simulate_one_insn): New.
1499 * opts.c (decode_options): Enable fwprop at -O1.
1500 * doc/invoke.texi (-fforward-propagate): Document this.
1502 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1505 * c-typeck.c (build_binary_op): Handle arithmetic between one real
1506 and one complex operand specially.
1507 * tree-complex.c (some_nonzerop): Do not identify a real value as
1508 zero if flag_signed_zeros.
1510 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1512 PR rtl-optimization/33928
1513 * loop-invariant.c (record_use): Fix && vs. || mishap.
1515 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1517 PR rtl-optimization/33928
1518 * loop-invariant.c (struct use): Add addr_use_p.
1519 (struct def): Add n_addr_uses.
1520 (struct invariant): Add cheap_address.
1521 (create_new_invariant): Set cheap_address.
1522 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
1523 (record_uses): Pass df_ref to record_use.
1524 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
1527 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
1529 * config/sh/sh.c: Do not include c-pragma.h.
1531 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1533 * config/spu/spu.c: Remove include of c-common.h.
1535 2009-05-07 Janis Johnson <janis187@us.ibm.com>
1538 * c-common.h (mark_valid_location_for_stdc_pragma,
1539 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
1540 clear_float_const_decimal64, float_const_decimal64_p): New.
1541 * c.opt (Wunsuffixed-float-constants): New.
1542 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
1543 unsuffixed float constant, handle new warning.
1544 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
1545 * c-decl.c (c_scope): New flag float_const_decimal64.
1546 (set_float_const_decimal64, clear_float_const_decimal64,
1547 float_const_decimal64_p): New.
1548 (push_scope): Set new flag.
1549 * c-parser.c (c_parser_translation_unit): Mark when it's valid
1550 to use STDC pragmas.
1551 (c_parser_external_declaration): Ditto.
1552 (c_parser_compound_statement_nostart): Ditto.
1553 * c-pragma.c (valid_location_for_stdc_pragma,
1554 mark_valid_location_for_stdc_pragma,
1555 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
1556 handle_pragma_float_const_decimal64): New.
1557 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
1558 * cp/semantics.c (valid_location_for_stdc_pragma_p,
1559 set_float_const_decimal64, clear_float_const_decimal64,
1560 float_const_decimal64_p): New dummy functions.
1561 * doc/extend.texi (Decimal Float): Remove statement that the
1562 pragma, and suffix for double constants, are not supported.
1563 * doc/invoke.texi (Warning Options): List new option.
1564 (-Wunsuffixed-float-constants): New.
1566 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
1568 * config/i386/i386.c: Do not include c-common.h.
1570 2009-05-07 Mark Heffernan <meheff@google.com>
1572 * doc/invoke.texi (Debugging Options): Document change of debugging
1574 * opts.c (decode_options): Make dump_base_name relative to
1575 aux_base_name directory.
1577 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
1579 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
1580 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
1582 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
1584 * Makefile.in (install-plugin): Simplify a bit.
1586 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
1588 * Makefile.in (OBJS-common): Add regcprop.o.
1590 * timevar.def (TV_CPROP_REGISTERS): New.
1591 * regrename.c (regrename_optimize): Return 0.
1592 (rest_of_handle_regrename): Delete.
1593 (pass_rename_registers): Point to regrename_optimize.
1594 (struct value_data_entry, struct value_data,
1595 kill_value_one_regno, kill_value_regno, kill_value,
1596 set_value_regno, init_value_data, kill_clobbered_value,
1597 kill_set_value, kill_autoinc_value, copy_value,
1598 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
1599 replace_oldest_value_reg, replace_oldest_value_addr,
1600 replace_oldest_value_mem, copyprop_hardreg_forward_1,
1601 debug_value_data, validate_value_data): Move...
1602 * regcprop.c: ... here.
1603 (rest_of_handle_cprop): Delete.
1604 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
1606 2009-05-07 Jakub Jelinek <jakub@redhat.com>
1609 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
1610 GEN_INT for 1 << bitnum.
1611 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
1614 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
1616 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
1617 Remove wrong description of "nand" operation.
1619 2009-05-06 Richard Guenther <rguenther@suse.de>
1620 Adam Nemet <anemet@caviumnetworks.com>
1622 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
1623 comment. Add that if LHS is not a gimple register, then RHS1 has
1624 to be a single object (GIMPLE_SINGLE_RHS).
1626 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
1628 * expr.c (get_def_for_expr): Move it up in the file.
1629 (store_field): When expanding a bit-field store, look at the
1630 defining gimple stmt for the masking conversion.
1632 2009-05-06 Janis Johnson <janis187@us.ibm.com>
1635 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
1636 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
1637 32-bit memcpy into long.
1639 2009-05-06 Jakub Jelinek <jakub@redhat.com>
1641 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
1642 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
1644 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
1645 instead of appending DW_OP_deref*.
1647 2009-05-06 Michael Matz <matz@suse.de>
1650 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
1651 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
1653 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
1655 * Makefile.in (install-plugin): Fix srcdir handling.
1657 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
1659 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
1660 when processing for not_regs_needed bitmap.
1661 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
1662 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
1663 handling it for rhs.
1665 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1667 * config/i386/i386.md (unnamed inc/dec peephole): Use
1668 optimize_insn_for_size_p instead of optimize_size.
1669 * config/i386/predicates.md (incdec_operand): Likewise.
1670 (aligned_operand): Likewise.
1671 * config/i386/sse.md (divv8sf3): Likewise.
1672 (sqrtv8sf2): Likewise.
1674 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1676 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
1678 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
1680 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1682 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
1683 ssemodesuffixf2c with avxmodesuffixf2c.
1685 2009-05-06 Joseph Myers <joseph@codesourcery.com>
1688 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
1690 2009-05-05 Jakub Jelinek <jakub@redhat.com>
1692 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
1693 (struct tree_base): Adjust spacing for 8 bit boundaries.
1694 (struct tree_decl_common): Add decl_by_reference_flag bit.
1695 (DECL_BY_REFERENCE): Adjust.
1696 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
1697 print DECL_BY_REFERENCE bit.
1698 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
1699 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
1700 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
1701 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
1705 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
1706 range of the type, but default label is missing, add it with one
1707 of the existing labels instead of adding a new label for it.
1709 2009-05-05 Joseph Myers <joseph@codesourcery.com>
1713 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
1715 * Makefile.in (enable_plugin, plugin_includedir): New.
1716 (install): Depend on install-plugin.
1717 (PLUGIN_HEADERS): New.
1718 (install-plugin): New.
1719 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
1721 2009-05-05 Richard Guenther <rguenther@suse.de>
1723 PR tree-optimization/40022
1724 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
1726 (phivn_valid_p): Fix tuplification error, simplify.
1727 (phiprop_insert_phi): Add dumps.
1728 (propagate_with_phi): Simplify.
1730 2009-05-05 Richard Guenther <rguenther@suse.de>
1733 * builtins.c (gimplify_va_arg_expr): Properly build the address.
1735 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
1737 * tree.h (strip_float_extensions): Remove duplicate declaration.
1738 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
1739 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
1740 block_ultimate_origin): Rearrange the declarations line to match the
1741 comment that indicates the .c file which the functions are defined.
1742 (dwarf2out_*, set_decl_rtl): Add comment.
1743 (get_base_address): Adjust comment.
1744 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
1745 declarations line and add comment.
1746 (is_builtin_name): Add blank after function name, for clarity.
1748 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1750 * attribs.c (decl_attributes): Use %qE for identifiers in
1752 * cgraphunit.c (verify_cgraph_node): Translate function names to
1753 locale character set in diagnostics.
1754 * coverage.c (get_coverage_counts): Use %qE for identifiers in
1756 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
1757 Document that functions are named in UTF-8.
1758 * expr.c (expand_expr_real_1): Translate function names to locale
1759 character set in diagnostics.
1760 * gimplify.c (omp_notice_variable, omp_is_private,
1761 gimplify_scan_omp_clauses): Use %qE for identifiers in
1763 * langhooks.c (lhd_print_error_function): Translate function names
1764 to locale character set.
1765 * langhooks.h (decl_printable_name): Document that return value is
1766 in internal character set.
1767 * stmt.c: Include pretty-print.h
1768 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
1770 (resolve_operand_name_1): Translate named operand name to locale
1772 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
1774 * toplev.c (announce_function): Translate function names to locale
1776 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
1777 (default_tree_printer): Use pp_identifier or translate identifiers
1778 to locale character set. Mark "<anonymous>" for translation.
1779 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
1780 for identifiers in diagnostics.
1781 * tree.c (handle_dll_attribute): Use %qE for identifiers in
1783 * varasm.c (output_constructor): Use %qE for identifiers in
1786 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
1788 * configure.ac: use ` ` instead of $()
1789 * configure: Regenerate.
1791 2009-05-05 Ben Elliston <bje@au.ibm.com>
1793 * config/pa/linux-atomic.c: Eliminate conditional include of
1794 errno.h on non-LP64 systems to simplify build requirements.
1796 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1798 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
1800 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
1801 and pass value to identifier_to_locale.
1802 (warn_variable_length_array): Make name a tree.
1803 (grokdeclarator): Separate diagnostic texts for named and unnamed
1804 declarators. Use %qE for named declarators.
1805 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
1807 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
1808 identifiers in diagnostics.
1809 * c-typeck.c (push_member_name, start_init): Pass identifiers to
1810 identifier_to_locale. Mark "anonymous" strings for translation.
1812 2009-05-04 Michael Eager <eager@eagercon.com>
1814 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
1815 address for DImode/DFmode only if double-precision FP regs.
1817 2009-05-04 Michael Eager <eager@eagercon.com>
1819 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
1820 TARGET_SINGLE_FLOAT check.
1822 2009-05-04 Michael Eager <eager@eagercon.com>
1824 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
1826 2009-05-04 Michael Eager <eager@eagercon.com>
1828 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
1829 * config/rs6000/t-xilinx: New
1831 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
1833 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
1834 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
1835 * gcc/explow.c (memory_address): Use target hook.
1836 * gcc/targhooks.c (default_legitimize_address): New.
1837 * gcc/targhooks.h (default_legitimize_address): New.
1838 * gcc/target.h (legitimize_address): New.
1839 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
1840 (TARGET_INITIALIZER): Include it.
1841 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
1843 * config/bfin/bfin-protos.h (legitimize_address): Remove.
1844 * config/bfin/bfin.c (legitimize_address): Remove.
1845 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
1846 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
1848 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
1849 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
1851 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
1852 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
1853 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
1854 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
1855 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
1856 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
1857 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
1858 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
1859 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
1860 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
1861 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
1862 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
1863 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
1864 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
1865 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
1866 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
1867 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
1868 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
1869 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
1870 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
1871 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
1872 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
1873 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
1875 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
1876 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
1877 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
1878 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
1879 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
1880 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
1881 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
1882 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
1883 (thumb_legitimize_address): Delete.
1884 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
1885 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
1886 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
1887 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
1888 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
1889 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
1891 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
1894 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
1895 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
1896 * config/m32r/m32r.c (m32r_legitimize_address): New.
1897 * config/m68k/m68k.c (m68k_legitimize_address): New.
1898 * config/score/score.c (score_legitimize_address): Standardize.
1899 * config/score/score3.c (score3_legitimize_address): Standardize.
1900 * config/score/score3.h (score3_legitimize_address): Adjust.
1901 * config/score/score7.c (score7_legitimize_address): Standardize.
1902 * config/score/score7.h (score7_legitimize_address): Adjust.
1903 * config/sh/sh.c (sh_legitimize_address): New.
1904 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
1906 * gcc/config/s390/s390.c (legitimize_address): Rename to...
1907 (s390_legitimize_address): ... this.
1908 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
1909 (sparc_legitimize_address): ... this.
1910 * gcc/config/i386/i386.c (legitimize_address): Rename to...
1911 (ix86_legitimize_address): ... this.
1912 * gcc/config/avr/avr.c (legitimize_address): Rename to...
1913 (avr_legitimize_address): ... this.
1914 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
1915 (mn10300_legitimize_address): ... this.
1916 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
1917 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
1918 (alpha_expand_mov): Adjust call.
1920 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
1921 * config/spu/spu.c (spu_legitimize_address): Likewise.
1922 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
1923 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
1925 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1927 * intl.c (locale_encoding, locale_utf8): New.
1928 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
1929 * intl.h (locale_encoding, locale_utf8): Declare.
1930 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
1931 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
1933 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
1935 (pp_tree_identifier): Define to call pp_base_tree_identifier.
1936 (pp_base_tree_identifier): Declare as function.
1937 (identifier_to_locale): Declare.
1938 * Makefile.in (pretty-print.o): Update dependencies.
1939 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
1941 2009-05-04 Richard Guenther <rguenther@suse.de>
1944 * builtins.c (fold_builtin_memory_op): Do not decay to element
1945 type if the size matches the whole array.
1947 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1949 * expmed.c (synth_mult): When trying out a shift, pass the result
1952 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1954 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
1955 (shiftsub1_cost): New.
1956 (init_expmed): Compute shiftsub1_cost.
1957 (synth_mult): Optimize multiplications by constants of the form
1958 -(2^^m-1) for some constant positive integer m.
1960 2009-05-03 Richard Guenther <rguenther@suse.de>
1963 * c-typeck.c (array_to_pointer_conversion): Do not built
1964 ADDR_EXPRs of arrays of pointer-to-element type.
1965 * c-gimplify.c (c_gimplify_expr): Revert change fixing
1966 up wrong ADDR_EXPRs after-the-fact.
1967 * c-common.c (strict_aliasing_warning): Strip pointer
1968 conversions for obtaining the original type.
1969 * builtins.c (fold_builtin_memset): Handle array types.
1970 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
1973 2009-05-03 Richard Guenther <rguenther@suse.de>
1976 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
1977 Do not lose casts from array types with unknown extent to array
1978 types with known extent.
1979 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
1980 alias set compatibility.
1982 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
1984 * flags.h (extra_warnings): Delete.
1985 * toplev.c (process_options): Handle Wuninitialized here.
1986 * opts.c (extra_warnings): Delete.
1987 (set_Wextra): Delete.
1988 (common_handle_option): -Wextra can be handled automatically.
1989 * c-opts.c (c_common_handle_option): Delete obsolete code.
1990 (c_common_post_options): Simplify comment.
1991 * common.opt (W): Add Var.
1993 (Wuninitialized): Initialize to -1.
1995 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
1996 Richard Guenther <rguenther@suse.de>
1998 * expr.c (get_def_for_expr): New function.
1999 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
2000 SSA rather than trees.
2001 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
2002 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
2004 2009-05-03 Joseph Myers <joseph@codesourcery.com>
2006 * c-common.c (reswords): Add _Imaginary.
2007 * c-common.c (enum rid): Add RID_IMAGINARY.
2009 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
2011 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
2012 Patch by Richard Guenther.
2014 2009-05-03 Anatoly Sokolov <aesok@post.ru>
2016 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
2017 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
2018 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
2019 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
2020 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
2021 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
2022 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
2023 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
2024 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
2025 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
2026 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
2027 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
2028 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
2029 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
2030 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
2031 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
2032 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
2033 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
2035 2009-05-02 Richard Guenther <rguenther@suse.de>
2037 PR tree-optimization/39940
2038 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
2041 2009-05-02 Richard Guenther <rguenther@suse.de>
2044 * tree-ssa.c (execute_update_addresses_taken): Properly check
2045 if we can mark a variable DECL_GIMPLE_REG_P.
2046 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
2047 back to the end of the function.
2048 (is_gimple_reg_type): Remove complex type special casing.
2049 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
2052 2009-05-02 Ben Elliston <bje@au.ibm.com>
2054 * doc/collect2.texi (Collect2): Document search path behaviour
2055 when configured with --with-ld.
2057 2009-05-02 Jan Hubicka <jh@suse.cz>
2059 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
2060 parameter; update callers.
2061 (coalesce_cost_edge): EH edges are costier because they needs
2062 splitting even if not critical and even more costier when there are
2063 multiple EH predecestors.
2065 2009-05-02 Jan Hubicka <jh@suse.cz>
2067 * except.c (remove_eh_handler_and_replace): Handle updating after
2068 removing TRY blocks.
2070 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
2072 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
2074 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
2076 * varasm.c: Do not include c-pragma.h.
2077 * attribs.c: Do not incude c-common.h.
2079 2009-05-01 Michael Matz <matz@suse.de>
2081 * calls.c (initialize_argument_information): Handle SSA names like
2082 decls with a non MEM_P DECL_RTL.
2084 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
2086 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
2087 * ipa-utils.c: Likewise.
2088 * ipa-type-escape.c: Likewise.
2089 * cgraphunit.c Do not include c-common.h.
2090 * ipa-pure-const.c: Likewise.
2091 * tree-if-conv.c: Likewise.
2092 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
2093 * ipa-struct-reorg.c: Likewise.
2094 * tree-nomudflap.c: Likewise.
2095 * tree-ssa-structalias.c: Likewise.
2097 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
2099 * store-motion.c: Many cleanups to make this pass a first-class
2100 citizen instead of an appendix to gcse load motion. Add TODO list
2101 to make this pass faster/cleaner/better.
2103 (struct ls_expr): Post gcse.c-split cleanups.
2104 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
2105 "stores" field to "avail_stores".
2106 (pre_ldst_mems): Rename to store_motion_mems.
2107 (pre_ldst_table): Rename to store_motion_mems_table.
2108 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
2109 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
2110 (ldst_entry): Rename to st_expr_entry, update users.
2111 (free_ldst_entry): Rename to free_st_expr_entry, update users.
2112 (free_ldst_mems): Rename to free_store_motion_mems, update users.
2113 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
2115 (first_ls_expr): Rename to first_st_expr, update users.
2116 (next_ls_expr): Rename to next_st_expr, update users.
2117 (print_ldst_list): Rename to print_store_motion_mems. Print names of
2118 fields properly for store motion instead of names inherited from load
2120 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
2121 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
2124 (ae_kill): Rename to st_kill, update users.
2125 (ae_gen): Rename to st_avloc, update users.
2126 (transp): Rename to st_transp, update users.
2127 (pre_insert_map): Rename to st_insert_map, update users.
2128 (pre_delete_map): Rename to st_delete_map, update users.
2129 (insert_store, build_store_vectors, free_store_memory,
2130 one_store_motion_pass): Update for abovementioned changes.
2132 (gcse_subst_count, gcse_create_count): Remove.
2133 (one_store_motion_pass): New statistics counters "n_stores_deleted"
2134 and "n_stores_created", local variables.
2136 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
2139 (regvec, compute_store_table_current_insn): Remove.
2140 (reg_set_info, reg_clear_last_set): Remove.
2141 (compute_store_table): Use DF caches instead of local dataflow
2144 2009-05-01 Joseph Myers <joseph@codesourcery.com>
2146 * c-objc-common.c (c_tree_printer): Print identifiers with
2147 pp_identifier, not pp_string. Mark "({anonymous})" for
2149 * c-pretty-print.c (pp_c_ws_string): New.
2150 (pp_c_cv_qualifier, pp_c_type_specifier,
2151 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
2152 pp_c_storage_class_specifier, pp_c_function_specifier,
2153 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
2154 pp_c_primary_expression, pp_c_postfix_expression,
2155 pp_c_unary_expression, pp_c_shift_expression,
2156 pp_c_relational_expression, pp_c_equality_expression,
2157 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
2158 use pp_string and pp_c_ws_string in place of pp_identifier and
2159 pp_c_identifier for non-identifiers. Mark English strings for
2161 * c-pretty-print.h (pp_c_ws_string): Declare.
2163 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
2164 Roland McGrath <roland@redhat.com>
2166 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
2167 (ENABLE_LD_BUILDID): New configuration option.
2168 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
2169 (LINK_BUILDID_SPEC): New macro.
2170 (init_spec): If defined, prepend it between LINK_EH_SPEC and
2172 * doc/install.texi: Document --enable-linker-build-id option.
2173 * configure: Rebuild.
2174 * config.in: Rebuild.
2176 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
2178 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
2179 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
2180 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
2181 MIPS_GP_SAVE_AREA_SIZE.
2182 * config/mips/mips.c (struct mips_frame_info): Update comment
2183 before arg_pointer_offset and hard_frame_pointer_offset.
2184 (mips_compute_frame_info): Update diagram before function: to
2185 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
2186 indicate the position of frame_pointer_rtx with -fstack-protector and
2187 to show args_size. Don't allocate cprestore area for leaf functions
2188 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
2190 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
2192 2009-04-30 Michael Matz <matz@suse.de>
2194 PR tree-optimization/39955
2195 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
2197 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
2199 * ira.c (setup_cover_and_important_classes): Use safe macro
2200 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
2202 * genpreds.c (write_tm_preds_h): Output suitable definition of
2203 REG_CLASS_FOR_CONSTRAINT.
2205 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2207 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
2209 * bitmap.c (bitmap_descriptor): Likewise.
2210 * ggc-common.c (loc_descriptor): Likewise.
2211 * varray.c (varray_descriptor): Likewise.
2212 * vec.c (vec_descriptor): Likewise.
2214 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
2216 * Makefile.in (dce.o): Add $(EXCEPT_H).
2217 * dce.c: Include except.h and delete redundant vector definitions.
2218 (deletable_insn_p): Return false for non-call insns that can throw
2221 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
2223 * gcse.c (ae_gen): Remove.
2224 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
2225 and make non-static function to make it available in store-motion.c.
2226 Update call sites with search-and-replace.
2227 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
2228 extract_mentioned_regs, extract_mentioned_regs_helper,
2229 find_moveable_store, compute_store_table, load_kills_store, find_loads,
2230 store_killed_in_insn, store_killed_after, store_killed_before,
2231 build_store_vectors, insert_insn_start_basic_block, insert-store,
2232 remove_reachable_equiv_notes, replace_store_insn, delete_store,
2233 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
2234 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
2235 * store-motion.c: ...new file. Also copy data structures from gcse.c
2236 and clean up to remove parts not used by store motion.
2237 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
2238 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
2240 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2243 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
2244 when optimizing for size.
2246 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
2248 * gcse.c (gcse_constant_p): Fix typo in last change.
2250 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2252 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
2254 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
2256 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
2258 2009-04-29 James E. Wilson <wilson@codesourcery.com>
2260 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
2261 CONST_HIGH_PART result.
2263 2009-04-29 Anatoly Sokolov <aesok@post.ru>
2265 * config/avr/avr.c (initial_elimination_offset): Rename to
2266 avr_initial_elimination_offset.
2267 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
2268 change return type to bool.
2269 (avr_can_eliminate): New function.
2270 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
2271 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
2272 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
2273 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
2274 avr_initial_elimination_offset.
2275 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
2276 (avr_initial_elimination_offset): Define.
2278 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
2279 Steven Bosscher <steven@gcc.gnu.org>
2281 PR rtl-optimization/39938
2282 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
2283 * cfgrtl.c: Include insn-attr.h.
2284 (rest_of_pass_free_cfg): New function.
2285 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
2286 * resource.c (init_resource_info): Remove call to df_analyze.
2288 2009-04-29 Richard Guenther <rguenther@suse.de>
2291 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
2292 allow conversion to signed integers.
2294 2009-04-29 Richard Guenther <rguenther@suse.de>
2296 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
2297 shifts of floating point vectors if the shift amount is
2298 a constant multiple of the element size.
2300 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
2301 Michael Matz <matz@suse.de>
2305 * tree-outof-ssa.c (emit_partition_copy): New function.
2306 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2307 insert_part_to_rtx_on_edge): Perform the partition base var
2308 copy using emit_partition_copy.
2309 (insert_value_copy_on_edge): Convert constants to the right mode.
2310 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
2311 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
2313 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2315 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
2316 scan backwards to try to find a constant to initialize it.
2318 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
2319 insn before the loop_end instruction, don't look past labels.
2321 2009-04-29 Richard Guenther <rguenther@suse.de>
2324 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2325 loose type conversions.
2326 (forward_propagate_addr_expr): Fix tuplification bug. Remove
2327 stmts only if there are no uses of its definition.
2329 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2331 * config/bfin/bfin.h (splitting_loops): Declare.
2332 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
2333 Reorder bit definitions to be ascending.
2334 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
2335 * config/bfin/bfin.c (splitting_loops): New variable.
2336 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
2337 (struct loop_info): Remove members INIT and LOOP_INIT.
2338 (bfin_optimize_loop): Don't set them. Reorder the code that generates
2339 the LSETUP sequence. Allow LC to be loaded from any register, but
2340 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
2341 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
2343 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
2344 of reload_completed.
2347 * config/bfin/bfin.md (movsi_insn): Refine constraints.
2349 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
2351 * Makefile.in (PLUGIN_VERSION_H): New.
2352 (OBJS-common): Remove plugin-version.o.
2353 (plugin.o): Depend on (PLUGIN_VERSION_H).
2354 (plugin-version.o): Remove.
2355 * configure: Regenerate
2356 * configure.ac: Create plugin-version.h.
2357 * gcc-plugin.h (plugin_gcc_version): Remove.
2358 (plugin_default_version_check): Change signature.
2359 * plugin-version.c: Remove.
2360 * plugin.c: Include plugin-version.h.
2361 (str_plugin_gcc_version_name): Remove.
2362 (try_init_one_plugin): Pass gcc version to plugin_init.
2363 (plugin_default_version_check): Both gcc and plugin versions are now
2366 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2368 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
2369 problematic last insns. Test for TYPE_CALL rather than CALL_P.
2370 Remove special case testing for last insn of inner loops. Don't fail
2371 if the loop ends with a jump, emit an extra nop instead.
2373 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
2374 DREGS rather than comparing directly. Remove code that tries to
2375 account for latencies.
2377 2009-04-29 Richard Guenther <rguenther@suse.de>
2379 PR tree-optimization/39941
2380 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
2381 eliminating an indirect call.
2383 2009-04-29 Richard Guenther <rguenther@suse.de>
2385 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
2386 parameter. Allow invariants as base if !require_lvalue.
2387 (verify_gimple_assign_single): Adjust.
2389 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2391 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
2392 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
2393 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
2394 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
2395 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
2397 * config/bfin/bfin.c (bfin_expand_builtin,
2398 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
2400 2009-04-28 Richard Guenther <rguenther@suse.de>
2402 * tree-vect-loop.c (get_initial_def_for_induction): Use
2403 correct types for pointer increment.
2405 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2407 * toplev.c (print_version): Update GMP version string calculation.
2409 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
2411 PR rtl-optimization/39938
2412 * resource.c (init_resource_info): Add call to df_analyze.
2414 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2416 * config/alpha/alpha.md (usegp): Cast the result of
2417 alpha_find_lo_sum_using_gp to enum attr_usegp.
2418 * config/alpha/alpha.c (override_options): Remove end-of-structure
2419 marker element from cpu_table. Use array size of cpu_table to handle
2420 -mcpu and -mtune options.
2421 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
2423 2009-04-28 Joseph Myers <joseph@codesourcery.com>
2425 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
2426 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
2427 tune_32 and tune_64.
2428 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2430 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
2431 * config/rs6000/option-defaults.h: ... here. New file.
2432 (OPT_64, OPT_32): Define.
2433 (MASK_64BIT): Define to 0 if not already defined.
2434 (OPT_ARCH64, OPT_ARCH32): Define.
2435 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
2438 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2440 * config/arm/arm.c (arm_override_options): Emit error on using
2443 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2445 PR rtl-optimization/39914
2446 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
2447 registers for allocnos created from user-defined variables only
2448 when not optimizing.
2450 2009-04-28 Richard Guenther <rguenther@suse.de>
2453 * fold-const.c (fold_binary): Use distribute_real_division only
2456 2009-04-28 Steve Ellcey <sje@cup.hp.com>
2458 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
2459 add hpux-stdint.h to tm_file.
2460 (hppa[12]*-*-hpux11*): Ditto.
2461 (ia64*-*-hpux*): Ditto.
2462 * config/hpux-stdint.h: New.
2463 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
2464 __STDC_EXT__ for all compiles.
2465 * config/pa/pa-hpux.h: Ditto.
2466 * config/pa/pa-hpux10.h: Ditto.
2467 * config/pa/pa-hpux11.h: Ditto.
2469 2009-04-28 Catherine Moore <clm@codesourcery.com>
2471 * debug.h (set_name): Add comment.
2473 2009-04-28 Andrew Pinski <pinskia@gmail.com>
2476 * config/darwin.c (machopic_gen_offset): Check
2477 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
2478 * config/arm/arm.c (require_pic_register): Likewise.
2480 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
2482 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
2483 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
2484 m32c_promote_prototypes): Delete.
2486 2009-04-28 Michael Matz <matz@suse.de>
2489 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
2492 2009-04-28 Richard Guenther <rguenther@suse.de>
2494 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
2496 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2498 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
2499 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
2500 * config/arm/arm-tune.md: Regenerate.
2502 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
2504 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
2505 block if there are complex incoming edges.
2506 (sel_merge_blocks): Remove useless assert.
2507 (sel_redirect_edge_and_branch): Check that edge was redirected.
2508 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
2509 (sel_find_rgns): Delete declaration.
2510 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
2511 the region when it is not a preheader.
2513 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2516 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
2518 2009-04-28 Richard Guenther <rguenther@suse.de>
2520 * tree.h (SSA_NAME_VALUE): Remove.
2521 (struct tree_ssa_name): Remove value_handle member.
2522 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
2523 array for jump threading.
2524 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
2526 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
2527 * tree-flow.h (threadedge_initialize_values): Declare.
2528 (threadedge_finalize_values): Likewise.
2529 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
2530 (SSA_NAME_VALUE): Define.
2531 (threadedge_initialize_values): New function.
2532 (threadedge_finalize_values): Likewise.
2533 * tree-ssa-dom.c (ssa_name_values): New global variable.
2534 (SSA_NAME_VALUE): Define.
2535 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
2537 2009-04-28 Ira Rosen <irar@il.ibm.com>
2539 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
2540 Use REPORT_VECTORIZED_LOCATIONS instead
2541 REPORT_VECTORIZED_LOOPS.
2542 * tree-vectorizer.c (vect_verbosity_level): Make static.
2543 (vect_loop_location): Rename to vect_location.
2544 (vect_set_verbosity_level): Update comment.
2545 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
2547 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
2548 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
2549 instead REPORT_UNVECTORIZED_LOOPS.
2550 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
2551 and vect_loop_def to vect_external_def and vect_internal_def.
2552 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
2553 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
2554 REPORT_UNVECTORIZED_LOCATIONS.
2555 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
2556 and vect_used_in_loop and to vect_unused_in_scope and
2558 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
2559 (vect_verbosity_level): Remove declaration.
2560 (vect_analyze_operations): Likewise.
2561 (vect_analyze_stmt): Declare.
2562 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
2563 REPORT_UNVECTORIZED_LOCATIONS.
2564 (vect_get_loop_niters): Fix indentation.
2565 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
2566 (vect_analyze_loop_operations): New function.
2567 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
2568 vect_analyze_operations.
2569 (vect_is_simple_reduction): Use new names.
2570 (vectorizable_live_operation, vect_transform_loop): Likewise.
2571 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
2572 to specify whether the data references can be a part of interleaving
2574 (vect_analyze_data_ref_dependence): Use new names.
2575 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
2576 (vect_create_addr_base_for_vector_ref): Remove redundant code.
2577 * tree-vect-patterns.c (widened_name_p): Use new names.
2578 (vect_recog_dot_prod_pattern): Likewise.
2579 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
2580 (process_use, vect_mark_stmts_to_be_vectorized,
2581 vect_model_simple_cost, vect_model_store_cost,
2582 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
2583 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2584 vectorizable_operation, vectorizable_type_demotion,
2585 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
2586 vectorizable_condition): Likewise.
2587 (vect_analyze_operations): Split into vect_analyze_loop_operations
2589 (vect_analyze_stmt): ... new function.
2590 (new_stmt_vec_info): Use new names.
2591 (vect_is_simple_use): Use new names and fix comment.
2592 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
2593 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
2595 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2598 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
2599 and integer modes for x87 operands. Do not ICE for unsupported size,
2600 generate error instead. Generate error for unsupported operand types.
2601 ['z']: Do not handle HImode memory operands specially. Warning
2602 for floating-point operands. Fallthru to 'Z' for unsupported operand
2603 types. Do not ICE for unsupported size, generate error instead.
2604 (output_387_binary_op): Use %Z to output operands.
2605 (output_fp_compare): Ditto.
2606 (output_387_reg_move): Ditto.
2608 2009-04-28 Ben Elliston <bje@au.ibm.com>
2613 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2615 * builtins.c (c_strlen): Do not warn here.
2616 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
2617 * c-common.c (pointer_int_sum): Take an explicit location.
2618 Warn about offsets out of bounds.
2619 * c-common.h (pointer_int_sum): Adjust declaration.
2621 2009-04-27 Ian Lance Taylor <iant@google.com>
2623 * collect2.c (is_ctor_dtor): Change type of ret field in struct
2625 * dce.c (run_fast_df_dce): Change type of old_flags to int.
2626 * df-core.c (df_set_flags): Change return type to int. Change
2627 type of old_flags to int.
2628 (df_clear_flags): Likewise.
2629 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
2630 (df_get_conditional_uses): Likewise.
2631 * df.h (df_set_flags, df_clear_flags): Update declarations.
2632 * dwarf2out.c (struct indirect_string_node): Change type of form
2633 field to enum dwarf_form.
2634 (AT_string_form): Change return type to enum dwarf_form.
2635 * fixed-value.c (fixed_compare): Add cast to enum type.
2636 * fwprop.c (update_df): Change 0 to VOIDmode.
2637 * gensupport.c: Change 0 to UNKNOWN.
2638 * gimple.h (gimple_cond_code): Add cast to enum type.
2639 * haifa-sched.c (reemit_notes): Add cast to enum type.
2640 * hooks.c (hook_int_void_no_regs): Remove function.
2641 * hooks.h (hook_int_void_no_regs): Remove declaration.
2642 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
2643 * predict.c (combine_predictions_for_insn): Add casts to enum type.
2644 * real.c (real_arithmetic): Add cast to enum type.
2645 (real_compare): Likewise.
2646 * target.h (struct gcc_target): Change return type of
2647 branch_target_register_class to enum reg_class.
2648 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
2649 default_branch_target_register_class.
2650 * targhooks.c (default_branch_target_register_class): New function.
2651 * targhooks.h (default_branch_target_register_class): Declare.
2652 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
2653 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
2655 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
2657 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
2658 vect_uninitialized_def. Change 0 to ERROR_MARK.
2659 * tree-vect-stmts.c (supportable_widening_operation): Don't
2660 initialize icode1 and icode2.
2661 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
2662 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
2664 (cmn_err_flag_specs): Change 0 to STD_C89.
2665 (cmn_err_char_table): Likewise.
2666 * config/arm/arm.c (get_arm_condition_code): Change type of code
2667 to enum arm_cond_code.
2668 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
2669 (IWMMXT_BUILTIN2): Likewise.
2670 (neon_builtin_type_bits): Don't define typedef.
2671 (neon_builtin_datum): Change type of bits field to int.
2672 (arm_expand_neon_args): Add cast to enum type.
2673 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
2675 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
2677 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
2679 * config/mips/mips.md (jal_macro): Return enum constant.
2680 (single_insn): Likewise.
2681 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
2683 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2685 * config/s390/s390.c (s390_tune_flags): Change type to int.
2686 (s390_arch_flags): Likewise.
2687 (s390_handle_arch_option): Change flags field of struct pta to int.
2688 * config/s390/s390.h (s390_tune_flags): Update declaration.
2689 (s390_arch_flags): Likewise.
2690 * config/sh/sh.c (prepare_move_operands): Compare
2691 tls_symbolic_operand result with enum constant.
2692 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
2693 (sh_expand_prologue): Add cast to enum type.
2694 (sh_expand_epilogue): Likewise.
2695 (tls_symbolic_operand): Change return type to enum tls_model.
2696 (fpscr_set_from_mem): Add cast to enum type.
2697 (legitimize_pic_address): Compare tls_symbolic_operand result with
2699 (sh_target_reg_class): Change return type to enum reg_class.
2700 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
2702 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
2703 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
2704 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
2705 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
2706 (delayed_branch, tls_call_delay): Likewise.
2707 (eligible_for_sibcall_delay): Likewise.
2708 (eligible_for_return_delay): Likewise.
2709 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
2710 (spu_expand_builtin_1): Likewise.
2712 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
2713 for all types of conversions.
2714 (output_init_element): Issue -Wc++-compat warning if needed when
2715 initializing a bitfield with enum type.
2716 * c-parser.c (c_parser_expression): Set original_type to
2717 original_type of right hand operand of comman operator.
2719 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2721 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
2723 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
2724 * doc/cpp.texi (Standard Predefined Macros)
2725 (Implementation-defined behavior): Likewise.
2726 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
2727 * doc/gimple.texi (GIMPLE Exception Handling)
2728 (@code{GIMPLE_ASSIGN}): Likewise.
2729 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
2730 * doc/invoke.texi (Warning Options, Optimize Options)
2731 (AVR Options, Darwin Options): Likewise.
2732 (Optimize Options): Reformulate -fwhole-program description.
2733 * doc/loop.texi (Lambda): Likewise.
2734 * doc/md.texi (Output Template, Define Constraints)
2735 (Standard Names, Insn Splitting): Likewise.
2736 * doc/options.texi (Option properties): Likewise.
2737 * doc/passes.texi (Tree-SSA passes): Likewise.
2738 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
2739 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
2740 (File Names and DBX): Likewise.
2741 * doc/trouble.texi (Incompatibilities): Likewise.
2743 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2745 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
2746 instruction is correct.
2748 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2750 Allow non-constant arguments to conversion intrinsics.
2751 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
2752 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
2753 * spu.c (print_operand): Handle 'v' and 'w'.
2754 (exp2_immediate_p, spu_gen_exp2): Define.
2755 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
2756 spu_convtf_1): Update parameter descriptions.
2757 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
2758 * constraints.md ('v', 'w'): New.
2759 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
2761 (i2f, I2F): New define_mode_attr.
2762 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
2763 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
2764 fixuns_truncv4sfv4si2): Update to use mode attribute.
2765 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
2766 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
2767 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
2768 patterns for combine.
2770 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
2772 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
2773 (cprop, hoist, pre, store_motion): New debug counters.
2774 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
2775 is not an RTL pass anymore.
2776 (pass_profiling): Remove extern decl for pass removed in 2005.
2777 (pass_gcse, pass_jump_bypass): Remove.
2778 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
2779 to 0 for clean state.
2780 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
2781 * cse.c (gate_handle_cse_after_global_opts,
2782 rest_of_handle_cse_after_global_opts): New functions.
2783 (pass_cse_after_global_opts): New pass, does local CSE.
2784 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
2785 (TV_CPROP): New timevar.
2786 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
2787 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
2788 (gcse_main, recompute_all_luids): Remove.
2789 (compute_hash_table_work): Call max_reg_num instead of reading
2791 (cprop_jump): Don't set run_jump_opt_after_gcse.
2792 (constprop_register): Always allow to alter jumps.
2793 (cprop_insn): Likewise.
2794 (do_local_cprop): Likewise.
2795 (local_cprop_pass): Likewise. Return non-zero if something changed.
2796 (cprop): Remove function, fold interesting bits into one_cprop_pass.
2797 (find_implicit_sets): Add note about missed optimization opportunity.
2798 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
2799 pass_rtl_cprop execute function.
2800 Don't bother tracking the pass number, each pass gets its own dumpfile
2802 Always allow to alter jumpsand bypass jumps.
2803 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
2804 will just find no suitable set.
2805 (pre_edge_insert): Fix dumping, this function is for PRE only.
2806 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
2807 pass_rtl_pre execute function.
2808 (hoist_code): Return non-zero if something changed. Keep track of
2809 substitutions and insertions for statistics gathering similar to PRE.
2810 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
2811 called from the pass_rtl_hoist execute function. Show pass statistics.
2812 (compute_store_table): Use max_reg_num directly instead of using the
2813 formerly global max_gcse_regno.
2814 (build_store_vectors): Likewise.
2815 (replace_store_insn): Fix dumping.
2816 (store_motion): Rename to ...
2817 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
2818 pass, called from the pass_rtl_store_motion execute function. Keep
2819 track of substitutions and insertions for statistics gathering similar
2821 (bypass_jumps): Remove, fold interesting bits into ...
2822 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
2823 from the pass_rtl_cprop execute function.
2824 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2825 pass_jump_bypass): Remove.
2826 (gate_handle_gcse, rest_of_handle_gcse): Remove.
2827 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
2828 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
2829 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
2830 (gate_rtl_store_motion, execute_rtl_store_motion,
2831 pass_rtl_store_motion): New.
2832 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
2833 make it clear that -fcse-skip-blocks is a no-op for backward compat.
2834 * passes.c (init_optimization_passes): Remove pass_gcse and
2835 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
2836 and cse_after_global_opts in place of pass_gcse. Schedule cprop
2837 instead of pass_jump_bypass.
2839 2009-04-27 Richard Guenther <rguenther@suse.de>
2842 * gimplify.c (gimplify_expr): If we are required to create
2843 a temporary make sure it ends up as register.
2845 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
2848 * config/i386/i386.c (construct_container): Don't call
2849 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
2850 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
2852 2009-04-27 Michael Matz <matz@suse.de>
2854 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
2855 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
2856 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
2857 (dump_replaceable_exprs): Take a bitmap.
2858 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
2860 (expand_gimple_basic_block): Likewise.
2861 * tree-ssa-ter.c (struct temp_expr_table_d): Make
2862 replaceable_expressions member a bitmap.
2863 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
2864 (mark_replaceable): Likewise.
2865 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
2866 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
2868 2009-04-27 Richard Guenther <rguenther@suse.de>
2870 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
2871 (verify_stmts): Dispatch to gimple/type verification code.
2872 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
2873 issue with call argument types.
2875 2009-04-27 Michael Matz <matz@suse.de>
2877 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
2878 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
2881 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
2882 Eric Botcazou <ebotcazou@adacore.com>
2884 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
2885 a label's basic block.
2886 (mark_target_live_regs): Tidy and rework obsolete comments.
2887 Change back DF problem to LIVE. If a label starts a basic block,
2888 assume that all registers that used to be live then still are.
2889 (init_resource_info): If a label starts a basic block, set its
2890 BLOCK_FOR_INSN accordingly.
2891 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
2893 2009-04-27 Richard Guenther <rguenther@suse.de>
2895 * tree-flow-inline.h (function_ann): Remove.
2896 (get_function_ann): Likewise.
2897 * tree-dfa.c (create_function_ann): Remove.
2898 * tree-flow.h (struct static_var_ann_d): Remove.
2899 (struct function_ann_d): Likewise.
2900 (union tree_ann_d): Remove fdecl member.
2901 (function_ann_t): Remove.
2902 (function_ann, get_function_ann, create_function_ann): Remove
2905 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
2907 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
2909 2009-04-27 Jan Hubicka <jh@suse.cz>
2911 * ipa-pure-const.c (struct funct_state_d): New fields
2912 state_previously_known, looping_previously_known; remove
2913 state_set_in_source.
2914 (analyze_function): Use new fields.
2915 (propagate): Avoid assumption that state_set_in_source imply
2918 * tree-ssa-loop-niter.c (finite_loop_p): New function.
2919 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
2920 * cfgloop.h (finite_loop_p): Declare.
2922 2009-04-26 Michael Matz <matz@suse.de>
2924 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
2926 2009-04-26 Michael Matz <matz@suse.de>
2928 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
2929 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
2930 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
2931 pass_mark_used_blocks): Remove.
2932 * tree-optimize.c (pass_free_datastructures,
2933 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
2934 * passes.c (init_optimization_passes): Don't call
2935 pass_mark_used_blocks, remove dead code.
2937 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
2939 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
2940 * tree-ssa-live.h (register_ssa_partition): Likewise.
2942 2009-04-26 Michael Matz <matz@suse.de>
2945 * builtins.c (fold_builtin_next_arg): Handle SSA names.
2946 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
2947 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
2949 (compare_pairs): Swap cost comparison.
2950 (coalesce_ssa_name): Don't use change_partition_var.
2951 * tree-nrv.c (struct nrv_data): Add modified member.
2952 (finalize_nrv_r): Set it.
2953 (tree_nrv): Use it to update statements.
2954 (pass_nrv): Require PROP_ssa.
2955 * tree-mudflap.c (mf_decl_cache_locals,
2956 mf_build_check_statement_for): Use make_rename_temp.
2957 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
2958 * alias.c (find_base_decl): Handle SSA names.
2959 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
2960 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
2961 * rtl.h (set_reg_attrs_for_parm): Declare.
2962 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
2963 to "optimized", remove unused locals at finish.
2964 (execute_free_datastructures): Make global, call
2965 delete_tree_cfg_annotations.
2966 (execute_free_cfg_annotations): Don't call
2967 delete_tree_cfg_annotations.
2969 * ssaexpand.h: New file.
2970 * expr.c (toplevel): Include ssaexpand.h.
2971 (expand_assignment): Handle SSA names the same as register variables.
2972 (expand_expr_real_1): Expand SSA names.
2973 * cfgexpand.c (toplevel): Include ssaexpand.h.
2974 (SA): New global variable.
2975 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
2976 (SSAVAR): New macro.
2977 (set_rtl): New helper function.
2978 (add_stack_var): Deal with SSA names, use set_rtl.
2979 (expand_one_stack_var_at): Likewise.
2980 (expand_one_stack_var): Deal with SSA names.
2981 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
2982 before unique numbers.
2983 (expand_stack_vars): Use set_rtl.
2984 (expand_one_var): Accept SSA names, add asserts for them, feed them
2985 to above subroutines.
2986 (expand_used_vars): Expand all partitions (without default defs),
2987 then only the local decls (ignoring those expanded already).
2988 (expand_gimple_cond): Remove edges when jumpif() expands an
2990 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
2991 or remove abnormal edges. Ignore insns setting the LHS of a TERed
2993 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
2994 members of SA; deal with PARM_DECL partitions here; expand
2995 all PHI nodes, free tree datastructures and SA. Commit instructions
2996 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
2997 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
2998 info and statements at start, collect garbage at finish.
2999 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
3000 (VAR_ANN_PARTITION) Remove.
3001 (change_partition_var): Don't declare.
3002 (partition_to_var): Always return SSA names.
3003 (var_to_partition): Only accept SSA names.
3004 (register_ssa_partition): Only check argument.
3005 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
3007 (delete_var_map): Don't free it.
3008 (var_union): Only accept SSA names, simplify.
3009 (partition_view_init): Mark only useful SSA names as used.
3010 (partition_view_fini): Only deal with SSA names.
3011 (change_partition_var): Remove.
3012 (dump_var_map): Use ssa_name instead of partition_to_var member.
3013 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
3015 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
3016 (struct _elim_graph): New member const_dests; nodes member vector of
3018 (set_location_for_edge): New static helper.
3019 (create_temp): Remove.
3020 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
3021 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
3022 (new_elim_graph): Allocate const_dests member.
3023 (clean_elim_graph): Truncate const_dests member.
3024 (delete_elim_graph): Free const_dests member.
3025 (elim_graph_size): Adapt to new type of nodes member.
3026 (elim_graph_add_node): Likewise.
3027 (eliminate_name): Likewise.
3028 (eliminate_build): Don't take basic block argument, deal only with
3029 partition numbers, not variables.
3030 (get_temp_reg): New static helper.
3031 (elim_create): Use it, deal with RTL temporaries instead of trees.
3032 (eliminate_phi): Adjust all calls to new signature.
3033 (assign_vars, replace_use_variable, replace_def_variable): Remove.
3034 (rewrite_trees): Only do checking.
3035 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
3036 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
3037 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
3038 contains_tree_r, MAX_STMTS_IN_LATCH,
3039 process_single_block_loop_latch, analyze_edges_for_bb,
3040 perform_edge_inserts): Remove.
3041 (expand_phi_nodes): New global function.
3042 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
3043 functions, initialize new parameter, remember partitions having a
3045 (finish_out_of_ssa): New global function.
3046 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
3047 don't reset in_ssa_p here, don't disable TER when mudflap.
3048 (pass_del_ssa): Remove.
3049 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
3051 (execute_free_datastructures): Declare.
3052 * Makefile.in (SSAEXPAND_H): New variable.
3053 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
3054 * basic-block.h (commit_one_edge_insertion): Declare.
3055 * passes.c (init_optimization_passes): Move pass_nrv and
3056 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
3057 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
3058 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
3059 (redirect_branch_edge): Deal with super block when expanding, split
3060 out jump patching itself into ...
3061 (patch_jump_insn): ... here, new static helper.
3063 2009-04-26 Michael Matz <matz@suse.de>
3065 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
3066 beyond num_ssa_names.
3067 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
3068 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
3070 2009-04-26 Jakub Jelinek <jakub@redhat.com>
3073 * fwprop.c (forward_propagate_asm): New function.
3074 (forward_propagate_and_simplify): Propagate also into __asm, if it
3075 doesn't increase the number of referenced registers.
3078 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
3080 2009-04-26 Jakub Jelinek <jakub@redhat.com>
3082 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
3083 note_nonlocal_vla_type for nonlocal VLAs.
3084 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
3085 contains_remapped_vars, remap_vla_decls): New functions.
3086 (convert_nonlocal_reference_stmt): If not optimizing, call
3087 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
3088 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
3089 if it wasn't found in var_map.
3090 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
3091 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
3092 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
3094 * gimplify.c (nonlocal_vlas): New variable.
3095 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
3097 (gimplify_body): Create and destroy nonlocal_vlas.
3099 * dwarf2out.c (loc_descr_plus_const): New function.
3100 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
3101 mem_loc_descriptor, loc_descriptor_from_tree_1,
3102 descr_info_loc, gen_variable_die): Use it.
3104 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
3105 !TREE_STATIC VAR_DECLs.
3106 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
3107 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
3108 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
3109 DECL_BY_REFERENCE is valid.
3110 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
3111 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
3112 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
3113 Copy DECL_BY_REFERENCE.
3114 (struct nesting_copy_body_data): New type.
3115 (nesting_copy_decl): New function.
3116 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
3117 if they have variable length.
3119 2009-04-26 Michael Matz <matz@suse.de>
3121 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
3122 mark new temporaries for renaming.
3124 2009-04-26 Joseph Myers <joseph@codesourcery.com>
3127 * c-decl.c (global_bindings_p): Return negative value.
3128 (c_variable_size): New. Based on variable_size from
3130 (grokdeclarator): Call c_variable_size not variable_size.
3132 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
3134 * config/i386/i386.c (print_operand) ['z']: Fix typo.
3136 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
3138 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
3139 Redefine it to just use mingw/include.
3140 (ASM_SPEC): Rules for -m32 and -m64.
3141 (LINK_SPEC): Use Likewise.
3142 (SPEC_32): New define.
3143 (SPEC_64): Likewise.
3144 (SUB_LINK_SPEC): Likewise.
3145 (MULTILIB_DEFAULTS): New define.
3146 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
3147 Add multilib options.
3148 (MULTILIB_DIRNAMES): Likewise.
3149 (MULTILIB_OSDIRNAMES): Likewise.
3151 (INSTALL_LIBGCC): Likewise.
3153 2009-04-26 Joseph Myers <joseph@codesourcery.com>
3156 * c-tree.h (enum c_inline_static_type): New.
3157 (record_inline_static): Declare.
3158 * c-decl.c (struct c_inline_static, c_inline_statics,
3159 record_inline_static, check_inline_statics): New.
3160 (pop_file_scope): Call check_inline_statics.
3161 (start_decl): Call record_inline_static instead of pedwarning
3162 directly for static in inline function.
3163 * c-typeck.c (build_external_ref): Call record_inline_static
3164 instead of pedwarning directly for static referenced in inline
3167 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
3169 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
3170 not new but only being rescanned.
3171 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
3172 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
3173 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
3174 record_set_info, compute_set, grealloc): Remove.
3175 (recompute_all_luids): New function.
3176 (gcse_main): Don't compute sets, and don't do related memory
3177 allocations/free-ing. If something changed before the end of the
3178 pass, update LUIDs using recompute_all_luids.
3179 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
3180 (free_gcse_mem): Don't free it either.
3181 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
3182 Use the df insn LUIDs.
3183 (load_killed_in_block): Likewise.
3184 (compute_hash_table_work): Don't compute reg_set_in_block.
3185 (compute_transp): Use DF_REG_DEF_CHAINs.
3186 (local_cprop_pass): Don't use compute_sets and related functions.
3187 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
3188 Use get_max_uid() instead of max_cuid.
3189 (insert_insn_end_basic_block, pre_insert_copy_insn,
3190 update_ld_motion_stores): Don't try to
3191 keep reg_set tables up to date.
3192 (pre_insert_copies): Use df insn LUIDs.
3193 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
3194 (reg_set_info): Don't use extra bitmap argument.
3195 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
3196 information to compute regs_set_in_block.
3197 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
3198 (bypass_jumps): Don't use compute_sets and friends.
3200 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3203 * opts.c (undocumented_msg): Do not leave blank even with
3206 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3208 * c-decl.c (build_enumerator): Allow values folding to integer
3209 constants but not integer constant expressions with a pedwarn if
3212 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3215 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
3216 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
3217 type is an integer constant.
3219 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3222 * config/i386/i386.c (print_operand) ['z']: Revert handling of
3225 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3228 * c-decl.c (grokdeclarator): Diagnose declarations of functions
3229 with variably modified return type and no storage class
3230 specifiers, except for the case of nested functions. Distinguish
3231 extern declarations of functions with variably modified return
3232 types from those of objects with variably modified types.
3234 2009-04-25 Jan Hubicka <jh@suse.cz>
3236 * tree.c (list_equal_p): New function.
3237 * tree.h (list_equal_p): Declare.
3238 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3239 basic_block_def, basic_block, const_basic_block): New.
3240 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
3241 (redirect_eh_edge): New function.
3242 (make_eh_edge_update_phi): EH edges are not abnormal.
3243 * except.c: Include tree-flow.h.
3244 (list_match): New function.
3245 (eh_region_replaceable_by_p): New function.
3246 (replace_region): New function.
3247 (hash_type_list): New function.
3248 (hash_eh_region): New function.
3249 (eh_regions_equal_p): New function.
3250 (merge_peers): New function.
3251 (remove_unreachable_regions): Verify EH tree when checking;
3253 (copy_eh_region_1): New function.
3254 (copy_eh_region): New function.
3255 (push_reachable_handler): New function.
3256 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
3257 regions without label but with live RESX.
3258 * except.h (redirect_eh_edge_to_label): New.
3259 * tree-flow.h (redirect_eh_edge): New.
3260 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3261 basic_block_def, basic_block, const_basic_block): Remove.
3262 * Makefile.in (except.o): Add dependency on tree-flow.h
3263 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
3264 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
3267 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
3270 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
3271 on the destination of memcpy.
3273 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
3275 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
3276 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
3277 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
3279 2009-04-25 Jan Hubicka <jh@suse.cz>
3281 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
3282 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
3283 to be reached by different label than left.
3284 (update_eh_edges): Update comment; remove edge_to_remove if possible
3285 and return true if suceeded.
3286 (cleanup_empty_eh): Accept sharing map; handle shared regions.
3287 (cleanup_eh): Compute sharing map.
3288 * except.c (remove_eh_handler_and_replace): Add argument if we should
3290 (remove_unreachable_regions): Update for label sharing.
3291 (label_to_region_map): Likewise.
3292 (get_next_region_sharing_label): New function.
3293 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
3295 (remove_eh_handler): Update.
3296 (remove_eh_region_and_replace_by_outer_of): New function.
3297 * except.h (struct eh_region): Add next_region_sharing_label.
3298 (remove_eh_region_and_replace_by_outer_of,
3299 get_next_region_sharing_label): Declare.
3300 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
3302 2009-04-25 Jan Hubicka <jh@suse.cz>
3304 * tree-cfg.c (split_critical_edges): Split also edges where we can't
3305 insert code even if they are not critical.
3307 2009-04-25 Jan Hubicka <jh@suse.cz>
3309 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3310 (gimple_can_remove_branch_p): EH edges won't remove branch by
3312 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
3313 updating of non-abnormal EH edges.
3314 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3315 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
3316 (split_critical_edges): Split also edges where emitting code on them
3317 will lead to splitting later.
3319 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3320 H.J. Lu <hongjiu.lu@intel.com>
3323 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
3324 the configured assembler supports fildq and fistpq mnemonics.
3325 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
3326 * configure: Regenerated.
3329 * config/i386/i386.c (print_operand): Handle 'Z'.
3330 ['z']: Remove handling of special fild/fist suffixes.
3331 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
3332 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
3333 suffix of fild insn.
3334 (*floatsi<mode>2_vector_mixed): Ditto.
3335 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
3336 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
3337 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3338 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
3339 * config/i386/gas.h (GAS_MNEMONICS): Remove.
3341 2009-04-25 Ben Elliston <bje@au.ibm.com>
3343 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
3344 the source of a set operation.
3346 2009-04-25 Anatoly Sokolov <aesok@post.ru>
3348 * target.h (struct gcc_target): Add case_values_threshold field.
3349 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
3350 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
3351 * targhooks.c (default_case_values_threshold): New function.
3352 * targhooks.h (default_case_values_threshold): Declare function.
3353 * stmt.c (expand_case): Use case_values_threshold target hook.
3354 * expr.h (case_values_threshold): Remove declartation.
3355 * expr.c (case_values_threshold): Remove function.
3356 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
3358 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
3359 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3360 (avr_case_values_threshold): Declare as static.
3361 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
3363 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
3364 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3365 (mn10300_case_values_threshold): New function.
3367 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3369 * ira.c (setup_cover_and_important_classes): Add enum cast.
3371 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
3373 * genpreds.c (write_enum_constraint_num): Output definition of
3374 CONSTRAINT_NUM_DEFINED_P macro.
3375 * ira.c (setup_cover_and_important_classes): Use
3376 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
3378 2009-04-24 DJ Delorie <dj@redhat.com>
3380 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
3381 __SH2A_SINGLE_ONLY__ also.
3383 2009-04-24 Steve Ellcey <sje@cup.hp.com>
3385 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
3386 (movdf_internal): Ditto.
3387 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
3388 SFmode and DFmode constants.
3389 (ia64_print_operand): Add 'G' format for printing
3390 floating point constants.
3392 2009-04-24 Richard Guenther <rguenther@suse.de>
3394 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
3395 from unsigned additions.
3397 2009-04-24 Joseph Myers <joseph@codesourcery.com>
3399 * c-typeck.c (set_init_index): Allow array designators that are
3400 not integer constant expressions with a pedwarn if pedantic.
3402 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3404 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
3405 zero if no overlap in nonzero bits between the operands.
3407 2009-04-24 Ian Lance Taylor <iant@google.com>
3409 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
3410 (record_dead_and_set_regs): Likewise.
3411 * df.h (struct df_mw_hardreg): Change flags field to int.
3412 (struct df_base_ref): Likewise.
3413 (struct df): Change changeable_flags field to int.
3414 * df-scan.c (df_defs_record): Change clobber_flags to int.
3415 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
3416 constants rather than #define macros.
3417 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
3418 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
3419 (enum dwarf_calling_convention): Likewise.
3420 (enum dwarf_line_number_x_ops): Likewise.
3421 (enum dwarf_call_frame_info): Likewise.
3422 (enum dwarf_source_language): Likewise.
3423 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
3424 (add_calling_convention_attribute): Likewise.
3425 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
3426 (combine_comparisons): Change compcode to int. Add cast to enum type.
3427 * genrecog.c (maybe_both_true_2): Change c to int.
3428 (write_switch): Likewise. Add cast to enum type.
3429 * gimplify.c (gimplify_omp_for): Handle return values from
3430 gimplify_expr using MIN rather than bitwise or.
3431 (gimplify_expr): Add cast to enum type.
3432 * ipa-prop.c (update_jump_functions_after_inlining): Change
3433 IPA_BOTTOM to IPA_JF_UNKNOWN.
3434 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
3435 Add casts to enum type.
3436 (setup_cover_and_important_classes): Change cl to int. Add casts
3438 (setup_class_translate): Change cl and mode to int.
3439 (ira_init_once): Change mode to int.
3440 (free_register_move_costs): Likewise.
3441 (setup_prohibited_mode_move_regs): Add casts to enum type.
3442 * langhooks.c (add_builtin_function_common): Rework assertion that
3443 value fits bitfield.
3444 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
3445 * omega.c (omega_do_elimination): Avoid math on enum types.
3446 * optabs.c (expand_vec_shift_expr): Remove casts to int.
3447 * opts.c (set_debug_level): Change 2 to enum constant. Use new
3448 int local to handle integral_argment value.
3449 * regmove.c (try_auto_increment): Change PUT_MODE to
3451 * reload.c (push_secondary_reload): Add casts to enum type.
3452 (secondary_reload_class, find_valid_class): Likewise.
3453 * reload1.c (emit_input_reload_insns): Likewise.
3454 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
3455 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
3456 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
3458 * tree.c (build_common_builtin_nodes): Add casts to enum type.
3459 * tree-complex.c (complex_lattice_t): Typedef to int rather than
3461 (expand_complex_libcall): Add casts to enum type.
3462 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
3463 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
3464 with ERROR_MARK, not NUM_TREE_CODES.
3465 (vect_create_epilog_for_reduction): Likewise.
3466 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
3467 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
3468 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
3470 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
3471 vect_unused_in_loop. Change 0 to loop_vect.
3472 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
3473 * var-tracking.c (get_init_value): Change return type to enum
3475 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
3476 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
3478 (arm_override_options): Add casts to enum type.
3479 (arm_emit_tls_decoration): Likewise.
3480 * config/i386/i386.c (ix86_function_specific_restore): Add casts
3482 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
3483 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
3484 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
3486 * config/s390/s390.c (code_for_builtin_64): Change to array of
3488 (code_for_builtin_31): Likewise.
3489 (s390_expand_builtin): Change code_for_builtin to enum insn_code
3491 * config/sparc/sparc.c (sparc_override_options): Change value
3492 field in struct code_model to enum cmodel. In initializer change
3493 0 to NULL and add cast to enum type.
3495 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
3496 Change all callers. Issue a -Wc++-compat warning using
3497 lhs_origtype if necessary.
3498 (convert_for_assignment): Issue -Wc++-compat warnings about
3499 invalid conversions to enum type on assignment.
3500 * c-common.h (build_modify_expr): Update declaration.
3502 2009-04-24 Nick Clifton <nickc@redhat.com>
3504 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
3505 (function_arg_advance): Likewise.
3506 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
3509 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3511 * config/s390/constraints.md ('I', 'J'): Fix condition.
3513 2009-04-24 Diego Novillo <dnovillo@google.com>
3515 * gengtype-parse.c (parse_error): Add newline after message.
3517 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3519 * config/i386/sse.md (avxmodesuffixs): Removed.
3520 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
3521 (*avx_pinsr<ssevecsize>): This.
3523 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3525 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
3526 follow chains of regs with a single definition, and allow expressions
3527 that are function_invariant_p.
3528 (simple_rhs_p): Allow expressions that are function_invariant_p.
3530 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
3533 * fold-const.c (fold_cond_expr_with_comparison): When folding
3534 > and >= to MAX, make sure the MAX uses the same type as the
3535 comparison's operands.
3537 2009-04-24 Nick Clifton <nickc@redhat.com>
3539 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
3540 addressing for DImode accesses.
3541 (frv_print_operand_address): Handle PLUS case.
3542 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
3544 2009-04-24 Jakub Jelinek <jakub@redhat.com>
3546 PR rtl-optimization/39794
3547 * alias.c (canon_true_dependence): Add x_addr argument.
3548 * rtl.h (canon_true_dependence): Adjust prototype.
3549 * cse.c (check_dependence): Adjust canon_true_dependence callers.
3550 * cselib.c (cselib_invalidate_mem): Likewise.
3551 * gcse.c (compute_transp): Likewise.
3552 * dse.c (scan_reads_nospill): Likewise.
3553 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
3554 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
3555 canon_base_addr of the group, plus optional offset.
3556 (struct group_info): Rename canon_base_mem to
3558 (get_group_info): Set canon_base_addr to canon_rtx of base, not
3559 canon_rtx of base_mem.
3561 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
3563 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3564 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
3566 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3568 * config/spu/spu-builtins.h: Delete file.
3570 * config/spu/spu.h (enum spu_builtin_type): Move here from
3572 (struct spu_builtin_description): Likewise. Add GTY marker.
3573 Do not use enum spu_function_code or enum insn_code.
3574 (spu_builtins): Add extern declaration.
3576 * config/spu/spu.c: Do not include "spu-builtins.h".
3577 (enum spu_function_code, enum spu_builtin_type_index,
3578 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
3579 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
3580 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
3581 unsigned_V2DI_type_node): Move here from spu-builtins.h.
3582 (spu_builtin_types): Make static. Add GTY marker.
3583 (spu_builtins): Add extern declaration with GTY marker.
3586 * config/spu/spu-c.c: Do not include "spu-builtins.h".
3587 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
3588 Check programmatically whether all parameters are scalar.
3590 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
3592 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
3594 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
3595 assignment from the constructor either if the target is volatile.
3597 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
3599 * config/arm/arm.md (insv): Do not share operands[0].
3601 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
3603 * config/vxlib-tls.c (active_tls_threads): Delete.
3604 (delete_hook_installed): New.
3605 (tls_delete_hook): Don't delete the delete hook.
3606 (tls_destructor): Delete it here.
3607 (__gthread_set_specific): Adjust installing the delete hook.
3608 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
3609 __gthread_leave_tsd_dtor_context.
3611 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
3613 * c-format.c (gcc_tdiag_char_table): Add support for %E.
3615 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
3617 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
3619 (alpha_rtx_costs): Ditto.
3620 (emit_unlikely_jump): Use add_reg_note.
3621 (emit_frame_store_1): Ditto.
3622 (alpha_expand_prologue): Ditto.
3623 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3624 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
3626 2009-04-23 Nick Clifton <nickc@redhat.com>
3628 * config/v850/v850.md (epilogue): Remove suppressed code.
3629 (return): Rename to return_simple and remove test of frame size.
3630 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
3631 to gen_return_simple.
3633 2009-04-22 Jing Yu <jingyu@google.com>
3636 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
3638 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3641 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
3642 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
3643 value is a VECTOR_CST, the element type is the element type of the
3646 2009-04-22 DJ Delorie <dj@redhat.com>
3648 * config/m32c/m32c.h: Update GTY annotations to new syntax.
3650 2009-04-22 Jakub Jelinek <jakub@redhat.com>
3652 * alias.c (find_base_term): Move around LO_SUM case, so that
3653 CONST falls through into PLUS/MINUS handling.
3656 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
3657 into 0, use omit_one_operand.
3659 2009-04-23 Ben Elliston <bje@au.ibm.com>
3661 * config/rs6000/linux-unwind.h (get_regs): Remove type
3662 puns. Change the type of `pc' to an array of unsigned ints and
3663 update all users. Constify frame24.
3665 2009-04-22 DJ Delorie <dj@redhat.com>
3667 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
3668 declarations before code.
3669 (current_function_special_page_vector): Likewise.
3670 (m32c_expand_insv): Silence a warning.
3672 2009-04-21 Taras Glek <tglek@mozilla.com>
3674 * alias.c: Update GTY annotations to new syntax.
3675 * basic-block.h: Likewise.
3676 * bitmap.h: Likewise.
3677 * c-common.h: Likewise.
3678 * c-decl.c: Likewise.
3679 * c-parser.c: Likewise.
3680 * c-pragma.c: Likewise.
3681 * c-tree.h: Likewise.
3682 * cfgloop.h: Likewise.
3683 * cgraph.h: Likewise.
3684 * config/alpha/alpha.c: Likewise.
3685 * config/arm/arm.h: Likewise.
3686 * config/avr/avr.h: Likewise.
3687 * config/bfin/bfin.c: Likewise.
3688 * config/cris/cris.c: Likewise.
3689 * config/darwin.c: Likewise.
3690 * config/frv/frv.c: Likewise.
3691 * config/i386/i386.c: Likewise.
3692 * config/i386/i386.h: Likewise.
3693 * config/i386/winnt.c: Likewise.
3694 * config/ia64/ia64.h: Likewise.
3695 * config/iq2000/iq2000.c: Likewise.
3696 * config/mips/mips.c: Likewise.
3697 * config/mmix/mmix.h: Likewise.
3698 * config/pa/pa.c: Likewise.
3699 * config/pa/pa.h: Likewise.
3700 * config/rs6000/rs6000.c: Likewise.
3701 * config/s390/s390.c: Likewise.
3702 * config/sparc/sparc.c: Likewise.
3703 * config/xtensa/xtensa.c: Likewise.
3704 * cselib.h: Likewise.
3705 * dbxout.c: Likewise.
3706 * dwarf2out.c: Likewise.
3707 * except.c: Likewise.
3708 * except.h: Likewise.
3709 * fixed-value.h: Likewise.
3710 * function.c: Likewise.
3711 * function.h: Likewise.
3712 * gimple.h: Likewise.
3713 * integrate.c: Likewise.
3714 * optabs.c: Likewise.
3715 * output.h: Likewise.
3718 * stringpool.c: Likewise.
3719 * tree-data-ref.c: Likewise.
3720 * tree-flow.h: Likewise.
3721 * tree-scalar-evolution.c: Likewise.
3722 * tree-ssa-address.c: Likewise.
3723 * tree-ssa-alias.h: Likewise.
3724 * tree-ssa-operands.h: Likewise.
3727 * varasm.c: Likewise.
3728 * varray.h: Likewise.
3730 * coretypes.h: Do not define GTY macro if it is already defined.
3731 * doc/gty.texi: Update GTY documentation to new syntax.
3732 * gengtype-lex.l: Enforce attribute-like syntax for GTY
3733 annotations on structs.
3734 * gengtype-parse.c: Likewise.
3736 2009-04-22 Mark Heffernan <meheff@google.com>
3738 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
3740 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3742 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
3745 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3747 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
3748 the same as a PLUS without a shift. Increase the cost of a
3751 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3753 * Makefile.in: Update dependencies.
3754 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
3755 * errors.h: Remove bogus comment about compatibility.
3756 (warning): Update declaration.
3757 * genautomata.c: Update all calls to warning.
3758 * gimple.c: Do not include errors.h. Include toplev.h.
3759 * tree-ssa-structalias.c: Do not include errors.h.
3760 * omega.c: Likewise.
3761 * tree-ssa-reassoc.c: Likewise.
3762 * config/spu/spu-c.c: Likewise.
3763 * config/spu/t-spu-elf: Update dependencies.
3765 2009-04-22 Richard Guenther <rguenther@suse.de>
3767 PR tree-optimization/39824
3768 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
3769 make sure the types are compatible.
3771 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3774 * c-common.c (c_parse_error): Take a token_flags parameter.
3775 Use token_type for the token type instead.
3776 Pass token_flags to cpp_type2name.
3777 * c-common.h (c_parse_error): Update declaration.
3778 * c-parser.c (c_parser_error): Pass 0 as token flags.
3780 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
3782 PR rtl-optimization/39580
3783 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
3785 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3787 * function.c (expand_function_end): Do not emit a jump to the "naked"
3788 return label for fall-through returns.
3789 * except.c (sjlj_emit_function_exit): Always place the call to the
3790 unregister function at the location installed by expand_function_end.
3792 2009-04-22 Richard Guenther <rguenther@suse.de>
3794 PR tree-optimization/39845
3795 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
3796 (gen_inbound_check): Likewise.
3798 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
3800 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
3802 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
3803 * config/vxlib.c (__gthread_once): Add race guard for PPC.
3805 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3807 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
3808 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
3809 shift counts to avoid out-of-bounds array accesses.
3811 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3813 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
3814 (Pmode): Move above.
3816 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
3818 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
3819 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
3820 GET_CODE macro. Use IN_RANGE macro where appropriate.
3821 * config/alpha/alpha.h: Ditto.
3822 * config/alpha/alpha.md: Ditto.
3823 * config/alpha/constraints.md: Ditto.
3824 * config/alpha/predicates.md: Ditto.
3826 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3828 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
3829 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3830 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3831 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3832 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3833 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3834 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3835 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3836 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3837 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3838 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3839 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3840 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3841 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3842 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3843 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3844 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3845 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3846 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3847 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3848 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3849 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3850 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3851 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3852 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3853 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3854 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3856 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3858 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
3859 references from comments.
3860 * cfgbuild.c: (count_basic_blocks): Delete.
3861 (find_basic_blocks_1): Delete.
3862 (find_basic_blocks): Delete.
3863 * except.c (finish_eh_generation): Make static. Move comment from
3864 except.h here. Remove find_basic_blocks references from comments.
3865 * except.h (finish_eh_generation): Delete.
3866 * basic-block.h (find_basic_blocks): Delete.
3867 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
3869 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
3871 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
3872 (sdbout_parms): Likewise.
3874 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3876 * config/sh/sh.c (prepare_cbranch_operands): Use
3877 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
3878 (expand_cbranchdi4): Likewise.
3879 (from_compare): Add cast to enum type.
3880 (expand_cbranchsi4): Use add_reg_note.
3881 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
3882 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
3883 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
3884 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3885 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
3886 instead of CODE_FOR_nothing.
3887 (cbranchdi4): Likewise. Fix the order of arguments for
3889 (push_fpscr): Use add_reg_note.
3890 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
3891 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
3893 2009-04-21 Joseph Myers <joseph@codesourcery.com>
3895 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
3896 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3897 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3898 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
3899 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
3900 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
3901 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
3902 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
3903 config/alpha/x-vms, config/arc/t-arc,
3904 config/arm/README-interworking, config/arm/arm-c.c,
3905 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
3906 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
3907 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
3908 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
3909 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
3910 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
3911 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
3912 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
3913 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
3914 config/cris/t-elfmulti, config/crx/t-crx,
3915 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
3916 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
3917 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
3918 config/h8300/t-h8300, config/i386/athlon.md,
3919 config/i386/darwin-libgcc.10.4.ver,
3920 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
3921 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
3922 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
3923 config/i386/t-linux64, config/i386/t-nwld,
3924 config/i386/t-rtems-i386, config/i386/t-sol2-10,
3925 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
3926 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
3927 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
3928 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
3929 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
3930 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
3931 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
3932 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
3933 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
3934 config/m68k/t-uclinux, config/mcore/t-mcore,
3935 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
3936 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
3937 config/mips/crtn.asm, config/mips/irix-crti.asm,
3938 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
3939 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
3940 config/mips/mips-fixed.md, config/mips/sb1.md,
3941 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
3942 config/mips/t-iris6, config/mips/t-isa3264,
3943 config/mips/t-libgcc-mips16, config/mips/t-linux64,
3944 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
3945 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
3946 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
3947 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
3948 config/mn10300/t-linux, config/mn10300/t-mn10300,
3949 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
3950 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
3951 config/picochip/libgccExtras/clzsi2.asm,
3952 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
3953 config/rs6000/darwin-libgcc.10.4.ver,
3954 config/rs6000/darwin-libgcc.10.5.ver,
3955 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
3956 config/rs6000/t-aix43, config/rs6000/t-aix52,
3957 config/rs6000/t-darwin, config/rs6000/t-fprules,
3958 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
3959 config/rs6000/t-lynx, config/rs6000/t-netbsd,
3960 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
3961 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
3962 config/rs6000/t-rtems, config/rs6000/t-spe,
3963 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
3964 config/score/t-score-elf, config/sh/divcost-analysis,
3965 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
3966 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
3967 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
3968 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
3969 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
3970 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
3971 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
3972 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
3973 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
3974 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
3975 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
3976 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
3977 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
3978 limitx.h, version.c, xcoff.h: Add copyright and license notices.
3979 * config/h8300/genmova.sh: Include copyright and license notices
3980 in generated output.
3981 * config/h8300/mova.md: Regenerate.
3982 * doc/install.texi2html: Include word "Copyright" in copyright
3983 notice and use name "Free Software Foundation, Inc.".
3984 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3985 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3986 ChangeLog-2007, ChangeLog-2008: Correct dates.
3988 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
3990 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
3991 NE_EXPR operations as well.
3992 * c-parser.c (c_parser_condition): Do not set location information on
3994 (c_parser_conditional_expression): Likewise.
3995 (c_parser_binary_expression): Set location information on operators.
3996 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
3997 TRUTH_NOT_EXPR has been folded.
3998 * fold-const.c (fold_truth_not_expr): Copy location information from
3999 the incoming expression to the outgoing one.
4000 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
4001 recursive calls on the LHS of the operator but pass that of the
4002 operator to recursive calls on the RHS of the operator. Set it
4004 (shortcut_cond_expr): Set the locus of the operator on the second
4005 COND_EXPR and that of the expression on the first in degenerate cases.
4006 Pass the locus of the expression to calls to shortcut_cond_r.
4007 Set the locus of the 'then' block on the associated jump, if any.
4008 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
4009 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
4010 expression to call to gimplify_boolean_expr.
4012 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
4014 * config.gcc: Add additional configuration for
4015 i686-w64-mingw* and x86_64-w64-mingw* triplet.
4016 * config/i386/mingw-w64.h: New mingw-w64 specific header.
4017 (CPP_SPEC): Redefine for allowing -municode option.
4018 (STARTFILE_SPEC): Likewise.
4019 * config/i386/t-mingw-w64: New.
4020 * config/i386/mingw-w64.opt: New.
4021 (municode): Add new target option.
4022 * doc/invoke.texi (municode): Add documentation for new option.
4024 2009-04-21 Ian Lance Taylor <iant@google.com>
4026 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4027 Correct test for number of arguments.
4028 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
4030 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
4032 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
4033 argument of emit_library_call.
4035 2009-04-21 Richard Guenther <rguenther@suse.de>
4038 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
4039 inside VIEW_CONVERT_EXPRs.
4041 2009-04-21 Martin Jambor <mjambor@suse.cz>
4043 * tree-switch-conversion.c (build_constructors): Split a long line.
4044 (constructor_contains_same_values_p): New function.
4045 (build_one_array): Create assigns of constants if possible, do not
4046 call mark_sym_for_renaming, call update_stmt.
4047 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
4048 make_rename_temp. Do not call mark_symbols_for_renaming, call
4050 (gen_def_assigns): Do not call mark_symbols_for_renaming or
4051 find_new_referenced_vars, call update_stmt.
4052 (gen_inbound_check): Use create_tmp_var and create ssa names manually
4053 instead of calling make_rename_temp. Do not call
4054 find_new_referenced_vars or mark_symbols_for_renaming, call
4057 2009-04-21 Richard Guenther <rguenther@suse.de>
4059 PR tree-optimization/39827
4060 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
4061 (tree_ssa_phiprop): Pass the correct array size.
4063 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
4065 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
4067 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
4070 * c-typeck.c (lvalue_p): Move declaration ...
4071 * c-common.h (lvalue_p): ... to here.
4072 * c-common.c (candidate_equal_p): New.
4073 (add_tlist): Use it.
4074 (merge_tlist): Use it.
4075 (warn_for_collisions_1): Likewise.
4076 (warning_candidate_p): Accept more candidates.
4077 (verify_tree): A warning candidate can be an expression. Use
4080 2009-04-21 Ben Elliston <bje@au.ibm.com>
4083 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
4084 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
4085 options. Remove -mcall-solaris documentation.
4087 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4090 * doc/invoke.texi (-Wlong-long): Update description.
4091 * c-lex (interpret_integer): Only warn if there was no previous
4092 overflow and -Wlong-long is enabled.
4093 * c-decl.c (declspecs_add_type): Drop redundant flags.
4094 * c.opt (Wlong-long): Init to -1.
4095 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
4096 and front-end warn_long_long. Wlong-long only depends on other
4097 flags if it is uninitialized.
4098 * c-parser.c (disable_extension_diagnostics): warn_long_long is
4099 the same for CPP and FE.
4100 (restore_extension_diagnostics): Likewise.
4102 2009-04-20 Ian Lance Taylor <iant@google.com>
4104 Fix enum conversions which are invalid in C++:
4105 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
4106 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
4107 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
4108 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
4109 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
4110 (dbxout_parms): Likewise.
4111 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
4112 (df_clear_flags): Likewise.
4113 * df-problems.c (df_rd_bb_local_compute_process_def): Change
4114 top_flag parameter to int.
4115 (df_chain_create_bb_process_use): Likewise.
4116 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
4118 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
4119 (df_ref_create_structure, df_def_record_1): Likewise.
4120 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
4121 (df_notes_rescan): Change 0 to VOIDmode in function call.
4122 (df_get_call_refs, df_insn_refs_collect): Likewise.
4123 (df_bb_regs_collect): Likewise.
4124 (df_entry_block_defs_collect): Likewise.
4125 (df_exit_block_uses_collect): Likewise.
4126 * df.h: Update declarations.
4127 * double-int.c (double_int_divmod): Add cast to enum type.
4128 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
4129 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
4130 (based_loc_descr): Likewise.
4131 (loc_descriptor_from_tree_1): Change first_op and second_op to
4132 enum dwarf_location_atom. Add cast to enum type.
4133 * expmed.c (init_expmed): Change 0 to SET in function call.
4134 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
4135 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
4136 (do_store_flag): Likewise.
4137 * fixed-value.h (struct fixed_value): Change mode to enum
4139 * function.c (assign_parms): Change 0 to VOIDmode in function call.
4140 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
4142 (insert_insn_decl, insert_decl, insert_state): Likewise.
4143 (automata_list_finish): Likewise.
4144 * genrecog.c (process_define_predicate): Add cast to enum type.
4145 * gensupport.c (init_predicate_table): Add cast to enum type.
4146 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
4148 (gimple_build_call_1, gimple_build_label): Likewise.
4149 (gimple_build_goto, gimple_build_asm_1): Likewise.
4150 (gimple_build_switch_1, gimple_build_cdt): Likewise.
4151 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
4152 (enum fallback): Rename from enum fallback_t.
4153 (fallback_t): Typedef as int.
4154 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
4155 GSI_SAME_STMT in function call.
4156 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
4158 (setup_reg_class_relations): Likewise.
4159 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
4160 (setup_prohibited_class_mode_regs): Add cast to enum type.
4161 (setup_prohibited_mode_move_regs): Likewise.
4162 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
4163 (record_address_regs): Change i to enum reg_class.
4164 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
4165 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
4166 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
4167 (GET_MODE_2XWIDER_MODE): Likewise.
4168 (GET_CLASS_NARROWEST_MODE): Likewise.
4169 * omp-low.c (expand_omp_for): Add cast to enum type.
4170 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
4171 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
4172 * postreload.c (reload_cse_simplify_operands): Change rclass local
4174 * predict.c (combine_predictions_for_insn): Change best_predictor
4175 and predictor to enum br_predictor.
4176 (combine_predictions_for_bb): Likewise.
4177 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
4178 use SET_PREDICT_EXPR_OUTCOME.
4179 * real.c (real_arithmetic): Change icode to code in function call.
4180 * reginfo.c (init_move_cost): Add casts to enum type.
4181 (init_reg_sets_1, init_fake_stack_mems): Likewise.
4182 * regmove.c (regclass_compatible_p): Change class0 and class1 to
4184 * reload.c (find_valid_class): Add casts to enum type.
4185 (push_reload): Change 0 to NO_REGS in function call.
4186 (find_reloads): Change this_alternative to array of enum
4187 reg_class. Remove some now-unnecessary casts.
4188 (make_memloc): Change 0 to VOIDmode in function call.
4189 * reload1.c (reload): Change 0 to VOIDmode in function call.
4190 (eliminate_regs_1, elimination_effects): Likewise.
4191 (eliminate_regs_in_insn): Likewise.
4192 (emit_input_reload_insns): Add cast to enum type.
4193 (delete_output_reload): Change 0 to VOIDmode in function call.
4194 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
4195 to enum type in function call.
4196 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
4197 (SET_PREDICT_EXPR_OUTCOME): Define.
4198 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
4199 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
4200 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
4201 (dump_function): Likewise.
4202 * tree-dump.h: Update declarations.
4203 * tree-pass.h: Update declarations.
4204 * varasm.c (assemble_integer): Change mclass to enum mode_class.
4205 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
4207 (arm_rtx_costs_1): Correct parenthesization.
4208 (arm_rtx_costs): Add casts to enum type.
4209 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
4210 (vfp_emit_fstmd): Use add_rg_note.
4211 (emit_multi_reg_push, emit_sfm): Likewise.
4212 (thumb_set_frame_pointer): Likewise.
4213 (arm_expand_prologue): Likewise.
4214 (arm_regno_class): Change return type to enum reg_class.
4215 (thumb1_expand_prologue): Use add_reg_note.
4216 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
4217 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
4219 * config/arm/gentune.sh: Add cast to enum type.
4220 * config/arm/arm-tune.md: Rebuild.
4221 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
4222 (ix86_split_fp_branch, predict_jump): Likewise.
4223 (ix86_expand_multi_arg_builtin): Change sub_code from enum
4224 insn_code to enum rtx_code.
4225 (ix86_builtin_vectorized_function): Add cast to enum type.
4226 * config/i386/i386.md (truncdfsf2): Change slot to enum
4228 (truncxf<mode>2, isinf<mode>2): Likewise.
4229 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
4231 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
4232 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
4233 (insert_bundle_state): Change 1 to INSERT in function call.
4234 (ia64_add_bundle_selector_before): Likewise.
4235 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
4236 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
4237 (restore_stack_nonlocal): Likewise.
4238 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
4240 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
4242 (mips_rtx_costs): Likewise.
4243 (mips_override_options): Add casts to enum type.
4244 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
4246 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
4247 (store_reg, set_reg_plus_d): Likewise.
4248 (hppa_expand_prologue, hppa_profile_hook): Likewise.
4249 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4251 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
4253 (emit_unlikely_jump): Use add_reg_note.
4254 (rs6000_emit_allocate_stack): Likewise.
4255 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
4256 (output_toc): Change 1 to INSERT in function call.
4257 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
4258 (rs6000_initialize_trampoline): Likewise.
4259 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
4261 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
4262 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
4263 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
4264 (save_gprs): Use add_reg_note.
4265 (s390_emit_prologue): Likewise.
4266 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
4267 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
4268 (sparc_fold_builtin): Add cast to enum type.
4269 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
4271 (spu_expand_prologue): Use add_reg_note.
4272 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
4274 2009-04-20 Ian Lance Taylor <iant@google.com>
4276 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
4277 (c_parser_postfix_expression_after_primary): Get VEC for list of
4278 arguments. Get original types of arguments. Call
4279 build_function_call_vec.
4280 (cached_expr_list_1, cached_expr_list_2): New static variables.
4281 (c_parser_expr_list): Change return type to VEC *. Add
4282 p_orig_types parameter. Change all callers.
4283 (c_parser_release_expr): New static function.
4284 (c_parser_vec_to_tree_list): New static function.
4285 * c-typeck.c (build_function_call): Rewrite to build a VEC and
4286 call build_function_call_vec.
4287 (build_function_call_vec): New function, based on old
4288 build_function_call.
4289 (convert_arguments): Remove nargs and argarray parameters. Change
4290 values to a VEC. Add origtypes parameter.
4291 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
4292 (convert_for_assignment): Add origtype parameter. Change all
4293 callers. If warn_cxx_compat, check for conversion to an enum
4294 type when calling a function.
4295 (store_init_value): Add origtype parameter. Change all callers.
4296 (digest_init): Likewise.
4297 (struct init_node): Add origtype field.
4298 (add_pending_init): Add origtype parameter. Change all callers.
4299 (output_init_element): Likewise.
4300 (output_pending_init_elements): Pass origtype from init_node to
4301 output_init_element.
4302 (process_init_element): Pass origtype from c_expr to
4303 output_init_element.
4304 (c_finish_return): Add origtype parameter. Change all callers.
4305 * c-common.c (sync_resolve_size): Change params to VEC *. Change
4307 (sync_resolve_params): Likewise.
4308 (sync_resolve_return): Change params to first_param. Change caller.
4309 (resolve_overloaded_builtins): Change params to VEC *. Change
4310 callers. Save first parameter around call to build_function_call_vec.
4311 * c-decl.c (finish_decl): Add origtype parameter. Change all
4312 callers. Call build_function_call_vec rather than
4313 build_function_call for cleanup.
4314 * c-tree.h: Update declarations.
4315 * c-common.h: Update declarations.
4316 * stub-objc.c (objc_rewrite_function_call): Change parameter from
4317 params to first_param.
4318 * target.h (struct gcc_target): Change resolve_overloaded_builtin
4319 params parameter from tree to void *.
4320 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4321 Change arglist parameter to have type void *, and to be a pointer
4323 * config/rs6000/rs6000-protos.h
4324 (altivec_resolve_overloaded_builtin): Update declaration.
4325 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
4326 fnargs parameter to have type void *, and to be a pointer to a
4327 VEC. Call build_function_call_vec instead of
4328 build_function_call.
4329 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
4331 2009-04-20 Joey Ye <joey.ye@intel.com>
4332 Xuepeng Guo <xuepeng.guo@intel.com>
4333 H.J. Lu <hongjiu.lu@intel.com>
4335 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
4337 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
4338 (IX86_LEA_PRIORITY): Likewise.
4339 (distance_non_agu_define): New function.
4340 (distance_agu_use): Likewise.
4341 (ix86_lea_for_add_ok): Likewise.
4342 (ix86_dep_by_shift_count): Likewise.
4344 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
4345 should split for LEA.
4347 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
4349 (ix86_dep_by_shift_count): Likewise.
4351 2009-04-20 Richard Guenther <rguenther@suse.de>
4353 * expr.c (handled_component_p): Move ...
4354 * tree.h (handled_component_p): ... here.
4355 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
4356 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
4357 and REALPART_EXPR to be in one group.
4359 2009-04-20 Richard Guenther <rguenther@suse.de>
4361 * basic-block.h (get_all_dominated_blocks): Declare.
4362 * dominance.c (get_all_dominated_blocks): New function.
4363 * tree-cfg.c (get_all_dominated_blocks): Remove.
4364 (remove_edge_and_dominated_blocks): Adjust.
4365 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
4366 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
4367 instead of recursing.
4369 2009-04-20 Doug Kwan <dougkwan@google.com>
4371 * cgraph.h (cgraph_node_ptr): New type for vector functions.
4372 (struct cgraph_node_set_def): New type.
4373 (cgraph_node_set) New type. Also declare vector functions.
4374 (struct cgraph_node_set_element_def): New type.
4375 (cgraph_node_set_element): Ditto.
4376 (cgraph_node_set_iterator): New iterator type.
4377 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
4378 cgraph_node_set_remove, dump_cgraph_node_set,
4379 debug_cgraph_node_set): New prototypes.
4380 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
4381 cgraph_node_set_size): New inlines.
4382 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
4384 (struct ipa_opt_pass): Add struct cgraph_node_set_def
4385 argument to function 'write_summary'.
4386 * ipa.c: Include ggc.h.
4387 (hash_cgraph_node_set_element,
4388 eq_cgraph_node_set_element, cgraph_node_set_new,
4389 cgraph_node_set_add, cgraph_node_set_remove,
4390 cgraph_node_set_find, dump_cgraph_node_set,
4391 debug_cgraph_node_set): New functions.
4392 * Makefile.in (ipa.o): Add dependency on GGC_H.
4394 2009-04-20 Ira Rosen <irar@il.ibm.com>
4396 PR tree-optimization/39675
4397 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
4398 check of the return code of vect_schedule_slp. Check that
4399 stmt_vec_info still exists for the statement, before checking its
4402 2009-04-20 Michael Matz <matz@suse.de>
4404 * Makefile.in (generated_files): Take out $(simple_generated_c).
4406 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
4408 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
4409 (UINTPTR_TYPE): Likewise.
4411 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4414 * c-typeck.c (digest_init): Check for initializing an array with a
4417 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4420 * c-semantics.c (pop_stmt_list): Propagate
4421 STATEMENT_LIST_HAS_LABEL to parent statement list.
4423 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
4425 * config/mips/mips.h (mips_tune_attr): New macro.
4426 * config/mips/mips.md (cpu): Use it.
4428 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4431 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
4434 2009-04-19 Diego Novillo <dnovillo@google.com>
4436 * toplev.c (compile_file): Move call to coverage_finish ...
4437 * cgraphunit.c (ipa_passes): ... here.
4438 Call cgraph_process_new_functions.
4439 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
4440 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
4442 2009-04-19 Jan Hubicka <jh@suse.cz>
4444 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
4446 (dump_cgraph_node): Dump can throw external flag.
4447 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
4449 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4453 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
4454 * common.opt (Wlogical-op): Move from here...
4455 * c.opt (Wlogical-op): ... to here.
4456 * c-typeck.c (parser_build_binary_op): Update call to
4457 warn_logical_operator.
4458 * c-opts.c (c_common_post_options): Enable warn_logical_op with
4460 * c-common.c (warn_logical_op): Update.
4461 * c-common.h (warn_logical_op): Update declaration.
4463 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
4465 * tree.c (protected_set_expr_location): Fix formatting.
4467 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4470 * c-typeck.c (readonly_warning): new.
4471 (build_unary_op, build_modify_expr): Use readonly_warning for
4472 storing into something readonly but not const-qualified.
4474 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4477 * c-typeck.c (build_unary_op): Check for taking address of
4478 expression of type void.
4480 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4483 * c-typeck.c (build_function_call): Check for calling a function
4484 with qualified void return types. Call require_complete_type when
4487 2009-04-18 Jan Hubicka <jh@suse.cz>
4489 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
4491 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
4492 can_throw_external flag.
4493 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
4494 * ipa-pure-const.c (ignore_edge): New function.
4495 (propagate): Compute order for NOTHROW computation; set NOTHROWs
4496 only over can_throw_external edges.
4497 (local_pure_const): Add nothrow flag.
4498 * ipa-utils.c (searchc): Add ignore_edge callback.
4499 (ipa_utils_reduced_inorder): Add ignore_edge callback.
4500 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
4501 (set_nothrow_function_flags): Update cgraph.
4502 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
4504 2009-04-18 Richard Guenther <rguenther@suse.de>
4507 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
4508 (fold_stmt): ... this and ...
4509 (fold_stmt_inplace): ... this.
4510 (fold_stmt_1): Fold references in calls and asms.
4511 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
4513 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4515 * tree-vrp.c (ssa_name_nonzero_p): Remove.
4516 * tree.h: Remove the prototype for ssa_name_nonzero_p.
4518 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4520 * tree.c (function_args_count): Remove.
4521 * tree.h: Remove the prototype for function_args_count.
4523 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4525 * tree-iterator.c (expr_only): Remove.
4526 * tree.h: Remove the prototype for expr_only.
4528 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4530 * reginfo.c (cannot_change_mode_set_regs): Remove.
4531 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
4533 2009-04-08 Anatoly Sokolov <aesok@post.ru>
4535 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
4536 whether operands 0 and 1 overlaps.
4538 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
4541 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
4542 pointer. Use warning_at instead of warning.
4543 (search_for_addr_array): Likewise.
4544 (check_array_bounds): Likewise.
4545 (check_all_array_refs): Check that the incoming edge is not in the
4546 list of edges to be removed.
4547 (check_all_array_refs): Avoid the temporal pointer.
4548 (vrp_visit_cond_stmt): Fix typo.
4549 (simplify_switch_using_ranges): Handle the case where the switch
4550 index is an integer constant.
4552 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
4554 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
4556 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4558 * doc/extend.texi, doc/invoke.texi: Fix typos.
4560 2009-04-17 Cary Coutant <ccoutant@google.com>
4562 * tree-flow-inline.h (get_lineno): Fix inverted test.
4564 2009-04-17 Diego Novillo <dnovillo@google.com>
4566 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4567 assertion for AVAIL_OUT.
4569 2009-04-17 Mike Frysinger <vapier@gentoo.org>
4572 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
4573 * config/sh/linux-atomic.asm: Likewise.
4575 2009-04-17 Diego Novillo <dnovillo@google.com>
4577 * except.c (debug_eh_tree): New.
4578 (struct eh_region, struct eh_status): Move ...
4579 * except.h: ... here.
4580 (add_type_for_runtime): Declare extern.
4581 (lookup_type_for_runtime): Likewise.
4582 (debug_eh_tree): Declare.
4583 * Makefile.in (GTFILES): List except.h before except.c
4585 2009-04-17 Diego Novillo <dnovillo@google.com>
4587 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
4588 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
4589 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
4590 (find_vars_r): ... here.
4591 * tree-flow.h (find_referenced_vars_in): Declare.
4592 * tree-ssa-pre.c (create_expression_by_pieces): Assert
4593 that AVAIL_OUT exists for BLOCK.
4594 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
4595 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
4596 (tree-parloops.o): Likewise.
4598 2009-04-17 Simon Baldwin <simonb@google.com>
4600 * toplev.c (default_tree_printer): Add handling for %E format.
4602 2009-04-17 Diego Novillo <dnovillo@google.com>
4604 * tree-pretty-print.c (dump_generic_node): Add break after
4605 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
4606 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
4607 FUNCTION_TYPE together. Call print_struct_decl when printing
4608 structures and TDF_SLIM is not given.
4609 (print_struct_decl): Fix logic for detecting recursion.
4611 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4614 * gcc.c (create_at_file): New.
4615 (compile_input_file_p): New.
4616 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
4617 * main.c (main): Update call to toplev_main.
4618 * toplev.c (toplev_main): Change signature. Call expandargv.
4619 * toplev.h (toplev_main): Change signature.
4621 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4623 * dwarf2out.c (field_byte_offset): Use the type size as the field size
4624 if the latter is not constant.
4626 2009-04-17 David Edelsohn <edelsohn@gnu.org>
4628 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
4630 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4632 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
4633 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
4635 2009-04-17 Richard Guenther <rguenther@suse.de>
4637 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4638 Handle component references view-converting an invariant address.
4640 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
4642 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
4643 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
4644 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
4645 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
4646 Use @deftypevr rather than @deftypevar.
4648 2009-04-17 Richard Guenther <rguenther@suse.de>
4650 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
4651 (get_prop_source_stmt): Likewise.
4652 (can_propagate_from): Likewise.
4654 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
4656 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
4657 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
4658 (--with-multilib-list): Add default value.
4659 * configure: Regenerate.
4660 * Makefile.in (TM_ENDIAN_CONFIG): Define.
4661 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
4662 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
4663 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
4664 Don't add default cpu to multilib list unnecessarily, but do enable
4665 the relevant compiler option..
4666 Add support for --with-multilib-list=<blank> and
4667 --with-multilib-list=!<somelib> to supress unwanted multilibs.
4668 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
4669 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
4670 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
4672 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
4673 (MULTILIB_OSDIRNAMES): New variable.
4674 * config/sh/t-1e: Delete file.
4675 * config/sh/t-mlib-sh1: Delete file.
4676 * config/sh/t-mlib-sh2: Delete file.
4677 * config/sh/t-mlib-sh2a: Delete file.
4678 * config/sh/t-mlib-sh2a-nofpu: Delete file.
4679 * config/sh/t-mlib-sh2a-single: Delete file.
4680 * config/sh/t-mlib-sh2a-single-only: Delete file.
4681 * config/sh/t-mlib-sh2e: Delete file.
4682 * config/sh/t-mlib-sh3e: Delete file.
4683 * config/sh/t-mlib-sh4: Delete file.
4684 * config/sh/t-mlib-sh4-nofpu: Delete file.
4685 * config/sh/t-mlib-sh4-single: Delete file.
4686 * config/sh/t-mlib-sh4-single-only: Delete file.
4687 * config/sh/t-mlib-sh4a: Delete file.
4688 * config/sh/t-mlib-sh4a-nofpu: Delete file.
4689 * config/sh/t-mlib-sh4a-single: Delete file.
4690 * config/sh/t-mlib-sh4a-single-only: Delete file.
4691 * config/sh/t-mlib-sh4al: Delete file.
4692 * config/sh/t-mlib-sh5-32media: Delete file.
4693 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
4694 * config/sh/t-mlib-sh5-64media: Delete file.
4695 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
4696 * config/sh/t-mlib-sh5-compact: Delete file.
4697 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
4698 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
4699 * doc/install.texi (Options specification): Add
4700 --with-multilib-list and --with-endian.
4702 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4704 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
4706 (OBJS-common): Add plugin-version.o.
4707 (plugin-version.o): New.
4708 * gcc-plugin.h (plugin_gcc_version): New.
4709 (plugin_default_version_check): New.
4710 (plugin_init_func, plugin_init): Add version argument.
4711 * plugin-version.c: New.
4712 * plugin.c (str_plugin_gcc_version_name): New.
4713 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
4714 pass it to the init function.
4715 (plugin_default_version_check): New.
4717 2009-04-17 Richard Guenther <rguenther@suse.de>
4719 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
4720 for decl-vs-decl disambiguation.
4722 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
4724 * config/s390/s390.h (s390_tune_attr): New macro definition.
4725 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
4727 2009-04-17 Richard Guenther <rguenther@suse.de>
4729 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
4730 (fold_stmt_r): Likewise.
4731 (maybe_fold_reference): New function.
4732 (fold_gimple_assign): Handle cases fold_stmt_r did.
4733 (fold_stmt): Do not use fold_stmt_r.
4734 (fold_stmt_inplace): Likewise.
4736 2009-04-17 Richard Guenther <rguenther@suse.de>
4738 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
4739 (record_equivalences_from_stmt): Remove useless checks and
4741 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
4742 the type is already suitable.
4744 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
4746 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
4748 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
4750 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
4751 (CMPtype): Define as __gcc_CMPtype.
4753 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
4755 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
4756 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
4758 2009-04-17 Richard Guenther <rguenther@suse.de>
4760 PR tree-optimization/39746
4761 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
4762 special-casing for builtins and static variable use/def.
4763 (call_may_clobber_ref_p_1): Likewise.
4765 2009-04-16 Ian Lance Taylor <iant@google.com>
4767 * df.h: Include "timevar.h".
4768 (struct df_problem): Change tv_id field to timevar_id_t.
4769 * tree-pass.h: Include "timevar.h".
4770 (struct opt_pass): Change tv_id field to timevar_id_t.
4771 * timevar.h (timevar_id_t): Define TV_NONE.
4772 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
4773 TV_NONE rather than tv_id != 0.
4774 (execute_one_pass): Likewise.
4775 * Makefile.in (DF_H): Add $(TIMEVAR_H).
4776 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
4777 dependencies to $(TREE_PASS_H).
4778 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
4780 (pass_branch_target_load_optimize2): Likewise.
4781 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
4782 (pass_outof_cfg_layout_mode): Likewise.
4783 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
4784 (pass_rebuild_cgraph_edges): Likewise.
4785 (pass_remove_cgraph_callee_edges): Likewise.
4786 * df-core.c (pass_df_initialize_opt): Likewise.
4787 (pass_df_initialize_no_opt): Likewise.
4788 (pass_df_finish): Likewise.
4789 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
4790 * except.c (pass_set_nothrow_function_flags): Likewise.
4791 (pass_convert_to_eh_region_ranges): Likewise.
4792 * final.c (pass_compute_alignments): Likewise.
4793 * function.c (pass_instantiate_virtual_regs): Likewise.
4794 (pass_init_function): Likewise.
4795 (pass_leaf_regs): Likewise.
4796 (pass_match_asm_constraints): Likewise.
4797 * gimple-low.c (pass_lower_cf): Likewise.
4798 (pass_mark_used_blocks): Likewise.
4799 * init-regs.c (pass_initialize_regs): Likewise.
4800 * integrate.c (pass_initial_value_sets): Likewise.
4801 * ira.c (pass_ira): Likewise.
4802 * jump.c (pass_cleanup_barriers): Likewise.
4803 * omp-low.c (pass_expand_omp): Likewise.
4804 (pass_lower_omp): Likewise.
4805 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
4806 * recog.c (pass_split_all_insns): Likewise.
4807 (pass_split_after_reload): Likewise.
4808 (pass_split_before_regstack): Likewise.
4809 (pass_split_before_sched2): Likewise.
4810 (pass_split_for_shorten_branches): Likewise.
4811 * reginfo.c (pass_reginfo_init): Likewise.
4812 (pass_subregs_of_mode_init): Likewise.
4813 (pass_subregs_of_mode_finish): Likewise.
4814 * passes.c (pass_postreload): Likewise.
4815 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
4816 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
4817 (pass_warn_function_return): Likewise.
4818 (pass_warn_function_noreturn): Likewise.
4819 * tree-complex.c (pass_lower_complex): Likewise.
4820 (pass_lower_complex_O0): Likewise.
4821 * tree-if-conv.c (pass_if_conversion): Likewise.
4822 * tree-into-ssa.c (pass_build_ssa): Likewise.
4823 * tree-mudflap.c (pass_mudflap_1): Likewise.
4824 (pass_mudflap_2): Likewise.
4825 * tree-nomudflap.c (pass_mudflap_1): Likewise.
4826 (pass_mudflap_2): Likewise.
4827 * tree-nrv.c (pass_return_slot): Likewise.
4828 * tree-object-size.c (pass_object_sizes): Likewise.
4829 * tree-optimize.c (pass_all_optimizations): Likewise.
4830 (pass_early_local_passes): Likewise.
4831 (pass_all_early_optimizations): Likewise.
4832 (pass_cleanup_cfg): Likewise.
4833 (pass_cleanup_cfg_post_optimizing): Likewise.
4834 (pass_free_datastructures): Likewise.
4835 (pass_free_cfg_annotations): Likewise.
4836 (pass_fixup_cfg): Likewise.
4837 (pass_init_datastructures): Likewise.
4838 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
4839 (pass_late_warn_uninitialized): Likewise.
4840 (pass_update_address_taken): Likewise.
4841 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
4842 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
4843 (pass_cse_sincos): Likewise.
4844 (pass_convert_to_rsqrt): Likewise.
4845 * tree-ssa-structalias.c (pass_build_alias): Likewise.
4846 * tree-stdarg.c (pass_stdarg): Likewise.
4847 * tree-tailcall.c (pass_tail_recursion): Likewise.
4848 (pass_tail_calls): Likewise.
4849 * tree-vect-generic.c (pass_lower_vector): Likewise.
4850 (pass_lower_vector_ssa): Likewise.
4851 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
4853 2009-04-16 Joseph Myers <joseph@codesourcery.com>
4855 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
4857 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
4859 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
4860 logical and signext.
4862 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
4865 * config/sh/predicates.md (arith_operand): Check if the operand
4866 of TRUNCATE is a REG.
4868 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4870 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4871 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4873 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4875 * tree-iterator.c (tsi_split_statement_list_after,
4876 tsi_split_statement_list_before): Remove.
4877 * tree-iterator.h: Remove the prototypes for
4878 tsi_split_statement_list_after and tsi_split_statement_list_before.
4880 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4882 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
4883 * tree-ssa-propagate.h: Remove the prototype for
4884 stmt_makes_single_load.
4886 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4888 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
4889 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
4891 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4893 * tree-iterator.c (EXPR_LAST_BODY): Remove.
4895 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4897 * except.c (eh_region_outer_p): Remove.
4898 * except.h: Remove the prototype for eh_region_outer_p.
4900 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4902 * function.c (current_function_assembler_name): Remove.
4903 * function.h: Remove the prototype for
4904 current_function_assembler_name.
4906 2009-04-16 Ian Lance Taylor <iant@google.com>
4908 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
4909 (add_reg_note): Call alloc_reg_note.
4910 * rtl.h (alloc_reg_note): Declare.
4911 * combine.c (try_combine): Use alloc_reg_note.
4912 (recog_for_combine, move_deaths): Likewise.
4913 (distribute_notes): Use alloc_reg_note and add_reg_note.
4914 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
4915 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
4916 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
4918 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
4920 PR rtl-optimization/39762
4921 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
4922 ira_may_move_out_cost): Add comments about way of their usage.
4923 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
4925 * ira-conflicts.c (process_regs_for_copy): Use function
4926 ira_get_register_move_cost instead of global
4927 ira_register_move_cost.
4929 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
4930 color_pass, move_spill_restore, update_curr_costs): Ditto.
4932 * ira-lives.c (process_single_reg_class_operands): Ditto.
4934 * ira-emit.c (emit_move_list): Ditto.
4936 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
4937 (record_reg_classes): Ditto. Use functions
4938 ira_get_register_move_cost and ira_get_may_move_cost instead of
4939 global vars ira_register_move_cost, ira_may_move_out_cost and
4940 ira_may_move_in_cost.
4941 (record_address_regs): Don't call ira_init_register_move_cost.
4942 Use function ira_get_may_move_cost instead of global
4943 ira_may_move_in_cost.
4944 (process_bb_node_for_hard_reg_moves): Use function
4945 ira_get_register_move_cost instead of global ira_register_move_cost.
4946 (ira_costs): Don't call ira_init_register_move_cost.
4948 2009-04-16 Richard Guenther <rguenther@suse.de>
4950 * tree-cfg.c (verify_gimple_assign_binary):
4951 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
4952 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
4953 (create_general_new_stmt): Note that this function is broken.
4955 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4957 * common.opt (fhelp): Add Var(help_flag).
4958 * gcc-plugin.h (plugin_info): Add help.
4959 * plugin.c (plugin_name_args): Add help.
4960 (register_plugin_info): Set plugin->help.
4961 (print_help_one_plugin): New.
4962 (print_plugins_help): New.
4963 * plugin.h (print_plugins_help): New.
4964 * toplev.c (toplev_main): Call print_plugins_help if needed.
4966 2009-04-16 Richard Guenther <rguenther@suse.de>
4968 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
4969 (gimple_ior_addresses_taken_1): New function.
4970 (gimple_ior_addresses_taken): Likewise.
4971 * gimple.h (struct gimple_statement_with_ops_base): Remove
4972 addresses_taken member.
4973 (gimple_ior_addresses_taken): Declare.
4974 (gimple_addresses_taken, gimple_addresses_taken_ptr,
4975 gimple_set_addresses_taken): Remove.
4976 * ipa-reference.c (mark_address): New function.
4977 (scan_stmt_for_static_refs): Use it for marking addresses taken.
4978 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
4979 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
4980 (gimple_add_to_addresses_taken): Remove.
4981 (get_tmr_operands): Call mark_address_taken.
4982 (get_asm_expr_operands): Likewise.
4983 (get_expr_operands): Likewise.
4984 (build_ssa_operands): Do not clear the addresses_taken bitmap.
4985 (free_stmt_operands): Do not free it.
4986 * tree-ssa.c (delete_tree_ssa): Likewise.
4987 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
4989 2009-04-16 Richard Guenther <rguenther@suse.de>
4991 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
4992 (walk_stmt_load_store_ops): Likewise.
4993 * gimple.c (get_base_loadstore): New function.
4994 (walk_stmt_load_store_addr_ops): Likewise.
4995 (walk_stmt_load_store_ops): Likewise.
4996 * ipa-pure-const.c (check_op): Simplify.
4997 (check_load, check_store): New functions.
4998 (check_stmt): Use walk_stmt_load_store_ops.
4999 * ipa-reference.c (mark_load): Adjust signature.
5000 (mark_store): Likewise.
5001 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
5003 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
5005 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
5007 * opts.c (common_handle_option): Don't call print_version.
5008 * plugin.c (plugin_name_args): Add version.
5009 (register_plugin_info): New.
5010 (register_callback): Handle PLUGIN_INFO.
5011 (try_init_one_plugin): New.
5012 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
5014 (finalize_one_plugin): New.
5015 (finalize_plugins): New.
5016 (print_one_plugin): New.
5017 (print_plugins_versions): New.
5018 * plugin.h (print_plugins_versions): New.
5019 (finalize_plugins): New.
5020 * toplev.c (compile_file): Don't call initialize_plugins.
5021 (print_version): Call print_plugins_versions.
5022 (toplev_main): Call initialize_plugins. Print version if needed.
5023 Call finalize_plugins.
5025 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
5027 * common.opt (fversion): New.
5028 * gcc.c (print_version): New.
5029 (process_command): Don't print the version. Just set print_version.
5030 (main): Print version. Call subprocesses if print_version and
5031 verbose_flag are set.
5032 * opts.c (common_handle_option): Handle OPT_fversion.
5034 2009-04-16 Richard Guenther <rguenther@suse.de>
5035 Ira Rosen <irar@il.ibm.com>
5037 PR tree-optimization/39698
5038 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
5039 type of the reduction variable. Only generate the def if
5042 * omp-low.c (expand_omp_for_generic): When converting to a pointer
5043 make sure to first convert to an integer of the same precision.
5044 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
5045 the type of the evolution correctly in computing the new
5046 induction variable base.
5048 2009-04-16 Richard Guenther <rguenther@suse.de>
5051 * tree-cfg.c (make_blocks): Split statements with to-be
5052 abnormal SSA names on the lhs.
5054 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
5056 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
5057 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
5058 * c-typeck.c (really_start_incremental_init): Likewise.
5059 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
5060 (TARGET_INITIALIZER): Remove it.
5061 * target.h (struct target): Remove vector_opaque_p.
5062 * tree.c (build_opaque_vector_type): New.
5063 * tree.h (TYPE_VECTOR_OPAQUE): New.
5064 (build_opaque_vector_type): Declare.
5065 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
5066 * config/rs6000/rs6000.c (build_opaque_vector_type,
5067 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
5068 (rs6000_init_builtins): Use build_opaque_vector_type for
5069 opaque_V4SI_type_node.
5071 2009-04-15 Catherine Moore <clm@codesourcery.com>
5073 * debug.h (set_name): Declare.
5074 * dwarf2out.c (dwarf2out_set_name): Declare.
5075 (dwarf2_debug_hooks): Add set_name.
5076 (find_AT_string): New.
5077 (add_AT_string): Call find_AT_string.
5078 (dwarf2out_set_name): New.
5079 * cp/decl.c (grokdeclarator): Call set_name.
5080 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
5081 * debug.c (do_nothing_debug_hooks): Likewise.
5082 * dbxout.c (dbx_debug_hooks): Likewise.
5083 * sdbout.c (sdb_debug_hooks): Likewise.
5085 2009-04-15 Michael Eager <eager@eagercon.com>
5087 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
5088 reg for single-precision FPU.
5089 * config/rs6000/rs6000.md (movsi_internal1): Only for
5091 (movsi_internal1_single): New. Add pattern to move SI values to/from
5092 single-precision FP regs.
5094 2009-04-15 Richard Guenther <rguenther@suse.de>
5096 * omp-low.c (lower_rec_input_clauses): Build correct address
5098 (expand_omp_for_generic): Fix multiplication type.
5099 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
5100 (generate_memset_zero): Fix types.
5101 * tree-profile.c (prepare_instrumented_value): Correctly
5104 2009-04-15 Ian Lance Taylor <iant@google.com>
5106 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
5107 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
5108 for -Wall and for -Wc++-compat.
5109 (c_common_post_options): For C++, set warn_enum_compare if not
5111 * c-tree.h (struct c_expr): Add field original_type.
5112 (build_external_ref): Update declaration.
5113 * c-parser.c (c_parser_braced_init): Set original_type.
5114 (c_parser_initelt): Likewise.
5115 (c_parser_expr_no_commas): Likewise.
5116 (c_parser_conditional_expression): Likewise.
5117 (c_parser_cast_expression): Likewise.
5118 (c_parser_unary_expression): Likewise. Pull setting of
5119 original_code to top of function.
5120 (c_parser_sizeof_expression): Set original_type.
5121 (c_parser_alignof_expression): Likewise.
5122 (c_parser_postfix_expression): Likewise. Pull setting of
5123 original_code to top of function.
5124 (c_parser_postfix_expression_after_paren_type): Set original_type.
5125 (c_parser_postfix_expression_after_primary): Likewise.
5126 (c_parser_expression): Likewise.
5127 * c-typeck.c (build_external_ref): Add type parameter. Change all
5129 (c_expr_sizeof_expr): Set original_type field.
5130 (parser_build_unary_op): Likewise.
5131 (parser_build_binary_op): Likewise. Optionally warn about
5132 comparisons of enums of different types.
5133 (digest_init): Set original_type field.
5134 (really_start_incremental_init): Likewise.
5135 (push_init_level, pop_init_level): Likewise.
5136 * doc/invoke.texi (Warning Options): -Wenum-compare now
5139 2009-04-15 Richard Guenther <rguenther@suse.de>
5141 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
5142 out a necessary conversion.
5143 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
5144 names we didn't value number.
5145 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
5147 2009-04-15 Richard Guenther <rguenther@suse.de>
5149 PR tree-optimization/39764
5150 * tree-ssa-ccp.c (get_value): Canonicalize value with
5151 canonicalize_float_value.
5153 2009-04-15 Jan Hubicka <jh@suse.cz>
5155 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
5156 Wrong version of patch.
5158 2009-04-15 Jan Hubicka <jh@suse.cz>
5160 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
5162 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
5164 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
5165 our distinct integral and vector types.
5167 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
5169 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
5170 * init.c (build_vtbl_address): Remove call to assemble_external.
5172 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
5174 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
5175 output for other floating point modes.
5177 2009-04-14 Diego Novillo <dnovillo@google.com>
5179 * diagnostic.c (diagnostic_report_diagnostic): Do not
5180 warn about loaded plugins for DK_ERROR and DK_WARNING.
5181 * c-decl.c (declspecs_add_type): Move call to
5182 invoke_plugin_callbacks ...
5183 * c-parser.c (c_parser_declspecs): ... here.
5184 * plugin.c (dump_active_plugins): Tidy output.
5186 2009-04-14 Diego Novillo <dnovillo@google.com>
5187 Le-Chun Wu <lcwu@google.com>
5189 * configure.ac: Add --enable-plugin support.
5190 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
5191 * Makefile.in (PLUGIN_H): Define.
5192 Export ENABLE_PLUGIN and GMPINC to site.exp.
5193 Add PLUGINLIBS to link command.
5194 Add/modify dependencies for plugin.o and files including plugin.h.
5196 * config.in: Regenerate.
5198 * opts.c (common_handle_option): Handle OPT_fplugin_ and
5201 2009-04-14 Le-Chun Wu <lcwu@google.com>
5203 * tree-pass.h (register_one_dump_file): Add a prototype for
5204 register_one_dump_file.
5205 * toplev.c (compile_file): Call initialize_plugins.
5206 (do_compile): Call invoke_plugin_callbacks.
5207 (toplev_main): Call invoke_plugin_callbacks.
5208 * common.opt: Add -fplugin= and -fplugin-arg-.
5209 * gcc-plugin.h: New public header file for plugins to include.
5210 * plugin.c: New source file.
5211 * plugin.h: New internal header file.
5212 * passes.c (register_one_dump_file): Make it external.
5214 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
5216 2009-04-14 Diego Novillo <dnovillo@google.com>
5218 * doc/plugins.texi: New.
5219 * doc/gccint.texi: Add reference to Plugins chapter.
5220 * doc/invoke.texi: Document -fplugin and -fplugin-arg
5221 * diagnostic.c (diagnostic_report_diagnostic): Warn about
5222 loaded plugins, if any.
5223 * timevar.def (TV_PLUGIN_INIT): Define.
5224 (TV_PLUGIN_RUN): Define.
5225 * plugin.c: Include timevar.h
5226 (plugins_active_p): New.
5227 (dump_active_plugins): New.
5228 (debug_active_plugins): New.
5230 2009-04-14 Joseph Myers <joseph@codesourcery.com>
5232 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
5234 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
5236 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
5238 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
5239 the same as a minus without a shift.
5241 2009-04-14 Nick Clifton <nickc@redhat.com>
5243 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
5244 comparisons with small integers will always produce a short
5247 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
5250 2008-12-19 Diego Novillo <dnovillo@google.com>
5252 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
5254 2009-04-14 Richard Guenther <rguenther@suse.de>
5256 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
5258 (verify_gimple_assign_binary): Likewise. Handle shifts and
5260 (verify_gimple_phi): Print the mismatched argument position.
5261 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5263 (vect_update_init_of_dr): Likewise.
5264 * matrix-reorg.c (transform_access_sites): Do what the
5266 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
5268 2009-04-13 Michael Eager <eager@eagercon.com>
5270 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
5271 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
5272 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
5273 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
5274 remove duplicate config
5276 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5278 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
5279 file_name:line_number type locator of the call site.
5281 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
5283 * genautomata.c: Put blank after comma.
5284 (automaton_decls): New.
5285 (struct unit_usage): Add comments to member next.
5286 (store_alt_unit_usage): Keep the list ordered.
5287 (unit_present_on_list_p, equal_alternatives_p): New.
5288 (check_regexp_units_distribution): Check units distribution
5289 correctness correctly.
5290 (main): Don't write automata if error is found. Return correct
5293 * config/m68k/cf.md (cfv4_ds): Remove.
5294 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
5295 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
5297 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
5298 power4-load-ext, power4-store, power4-store-update,
5299 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
5300 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
5301 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
5302 power4-sqrt, power4-isync): Modify reservation to make correct
5303 unit distribution to automata.
5305 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
5306 power5-store-update, power5-two, power5-three, power5-lmul,
5307 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
5309 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
5311 * except.c (pass_set_nothrow_function_flags): Set name and add
5313 (set_nothrow_function_flags): Mention in the dump file when
5314 changing a function to nothrow.
5316 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
5319 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
5320 instead of unsigned long.
5322 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5324 * config/arm/arm.c (return_used_this_function): Remove.
5325 (arm_output_function_prologue): Remove use of
5326 return_used_this_function.
5327 (output_return_instruction): Replace use of
5328 return_used_this_function
5329 by cfun->machine->return_used_this_function.
5330 (arm_output_epilogue): Likewise.
5331 (arm_output_function_epilogue): Likewise.
5332 (thumb_unexpanded_epilogue): Likewise.
5333 * config/arm/arm.h (struct machine_function):
5334 New member return_used_this_function.
5336 2009-04-12 Mark Mitchell <mark@codesourcery.com>
5338 * doc/install.texi: Correct description of default directory for
5339 --with-gxx-include-dir.
5341 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
5343 * fold-const.c (build_range_check): Properly deal with enumeral and
5346 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
5348 * doc/invoke.texi (max_gcse_passes): Remove documentation.
5349 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
5350 * params.h (MAX_GCSE_PASSES): Remove.
5351 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
5352 in sequence. Remove ability to run multiple passes.
5353 (bypass_jumps): Report run as third CPROP pass.
5355 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
5358 * except.c (can_throw_external): Look at each insn in a SEQUENCE
5359 when deciding whether the whole SEQUENCE can throw.
5361 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
5364 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
5365 offseted label references.
5367 2009-04-11 Jan Hubicka <jh@suse.cz>
5369 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
5371 2009-04-11 Richard Guenther <rguenther@suse.de>
5374 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
5375 return variables as TREE_ADDRESSABLE.
5377 2009-04-11 Richard Guenther <rguenther@suse.de>
5379 PR tree-optimization/39713
5380 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
5381 reference trees have SSA_NAME operands.
5383 2009-04-11 Richard Guenther <rguenther@suse.de>
5386 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
5387 address expressions.
5389 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
5391 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
5392 match changes in Cygwin 1.7
5393 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
5394 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
5396 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5398 PR tree-optimization/39701
5399 * doc/invoke.texi (Optimization Options): Document change in
5400 meaning and initialization of -fdelete-null-pointer-checks.
5402 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5405 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
5407 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
5410 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
5412 2009-04-10 Chao-ying Fu <fu@mips.com>
5414 * doc/tm.texi (Instruction Output): Document
5415 TARGET_ASM_FINAL_POSTSCAN_INSN.
5416 * target.h (final_postscan_insn): New field in asm_out.
5417 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5418 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
5419 * final.c (final_scan_insn): Call
5420 targetm.asm_out.final_postscan_insn after outputting
5421 an asm macro and a normal instruction.
5423 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
5424 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
5425 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
5426 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
5427 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5429 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5432 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
5433 variables as non-NULL even with -fdelete-null-pointer-checks.
5435 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5437 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
5439 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
5442 * config/i386/i386.c (classify_argument): Handle SCmode with
5443 (bit_offset % 64) != 0.
5445 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
5447 * doc/invoke.texi (Optimize Options): Add cross-reference to
5448 -Q --help=optimizers examples.
5450 2009-04-10 Ben Elliston <bje@au.ibm.com>
5453 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
5454 regalign for the reg == fpr and TDmode case.
5456 2009-04-09 David Ayers <ayers@fsfe.org>
5459 * objc/objc-act.c (warn_with_method): Remove helper function.
5460 (check_duplicates): Call warning and inform directly.
5461 (really_start_method): Likewise.
5463 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5465 * expmed.c (expand_divmod): Always use a comparison for a division
5466 by a large unsigned integer.
5468 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
5469 for things others than variables or functions as nonzero.
5471 2009-04-09 Nick Clifton <nickc@redhat.com>
5473 * unwind-compat.c: Change copyright header to refer to version
5474 3 of the GNU General Public License with version 3.1 of the
5475 GCC Runtime Library Exception and to point readers at the
5476 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
5477 * config/alpha/crtfastmath.c: Likewise.
5478 * config/alpha/linux-unwind.h: Likewise.
5479 * config/alpha/qrnnd.asm: Likewise.
5480 * config/alpha/vms-crt0-64.c: Likewise.
5481 * config/alpha/vms-crt0.c: Likewise.
5482 * config/alpha/vms-dwarf2.asm: Likewise.
5483 * config/alpha/vms-dwarf2eh.asm: Likewise.
5484 * config/alpha/vms-psxcrt0-64.c: Likewise.
5485 * config/alpha/vms-psxcrt0.c: Likewise.
5486 * config/alpha/vms_tramp.asm: Likewise.
5487 * config/arc/initfini.c: Likewise.
5488 * config/arc/lib1funcs.asm: Likewise.
5489 * config/arm/bpabi-v6m.S: Likewise.
5490 * config/arm/bpabi.S: Likewise.
5491 * config/arm/bpabi.c: Likewise.
5492 * config/arm/crti.asm: Likewise.
5493 * config/arm/crtn.asm: Likewise.
5494 * config/arm/ieee754-df.S: Likewise.
5495 * config/arm/ieee754-sf.S: Likewise.
5496 * config/arm/lib1funcs.asm: Likewise.
5497 * config/arm/libunwind.S: Likewise.
5498 * config/arm/linux-atomic.c: Likewise.
5499 * config/arm/mmintrin.h: Likewise.
5500 * config/arm/pr-support.c: Likewise.
5501 * config/arm/unaligned-funcs.c: Likewise.
5502 * config/arm/unwind-arm.c: Likewise.
5503 * config/arm/unwind-arm.h: Likewise.
5504 * config/avr/libgcc.S: Likewise.
5505 * config/bfin/crti.s: Likewise.
5506 * config/bfin/crtlibid.s: Likewise.
5507 * config/bfin/crtn.s: Likewise.
5508 * config/bfin/lib1funcs.asm: Likewise.
5509 * config/bfin/linux-unwind.h: Likewise.
5510 * config/cris/arit.c: Likewise.
5511 * config/cris/cris_abi_symbol.c: Likewise.
5512 * config/darwin-64.c: Likewise.
5513 * config/darwin-crt2.c: Likewise.
5514 * config/darwin-crt3.c: Likewise.
5515 * config/darwin.h: Likewise.
5516 * config/dbxelf.h: Likewise.
5517 * config/dfp-bit.c: Likewise.
5518 * config/dfp-bit.h: Likewise.
5519 * config/elfos.h: Likewise.
5520 * config/fixed-bit.c: Likewise.
5521 * config/fixed-bit.h: Likewise.
5522 * config/fp-bit.c: Likewise.
5523 * config/fp-bit.h: Likewise.
5524 * config/fr30/crti.asm: Likewise.
5525 * config/fr30/crtn.asm: Likewise.
5526 * config/fr30/lib1funcs.asm: Likewise.
5527 * config/freebsd-spec.h: Likewise.
5528 * config/frv/cmovd.c: Likewise.
5529 * config/frv/cmovh.c: Likewise.
5530 * config/frv/cmovw.c: Likewise.
5531 * config/frv/frvbegin.c: Likewise.
5532 * config/frv/frvend.c: Likewise.
5533 * config/frv/lib1funcs.asm: Likewise.
5534 * config/glibc-stdint.h: Likewise.
5535 * config/h8300/clzhi2.c: Likewise.
5536 * config/h8300/crti.asm: Likewise.
5537 * config/h8300/crtn.asm: Likewise.
5538 * config/h8300/ctzhi2.c: Likewise.
5539 * config/h8300/fixunssfsi.c: Likewise.
5540 * config/h8300/lib1funcs.asm: Likewise.
5541 * config/h8300/parityhi2.c: Likewise.
5542 * config/h8300/popcounthi2.c: Likewise.
5543 * config/i386/ammintrin.h: Likewise.
5544 * config/i386/att.h: Likewise.
5545 * config/i386/avxintrin.h: Likewise.
5546 * config/i386/biarch64.h: Likewise.
5547 * config/i386/bmmintrin.h: Likewise.
5548 * config/i386/cpuid.h: Likewise.
5549 * config/i386/cross-stdarg.h: Likewise.
5550 * config/i386/crtfastmath.c: Likewise.
5551 * config/i386/crtprec.c: Likewise.
5552 * config/i386/cygming-crtbegin.c: Likewise.
5553 * config/i386/cygming-crtend.c: Likewise.
5554 * config/i386/cygwin.asm: Likewise.
5555 * config/i386/emmintrin.h: Likewise.
5556 * config/i386/gmm_malloc.h: Likewise.
5557 * config/i386/gthr-win32.c: Likewise.
5558 * config/i386/i386.h: Likewise.
5559 * config/i386/immintrin.h: Likewise.
5560 * config/i386/linux-unwind.h: Likewise.
5561 * config/i386/linux64.h: Likewise.
5562 * config/i386/mm3dnow.h: Likewise.
5563 * config/i386/mmintrin-common.h: Likewise.
5564 * config/i386/mmintrin.h: Likewise.
5565 * config/i386/nmmintrin.h: Likewise.
5566 * config/i386/pmm_malloc.h: Likewise.
5567 * config/i386/pmmintrin.h: Likewise.
5568 * config/i386/smmintrin.h: Likewise.
5569 * config/i386/sol2-c1.asm: Likewise.
5570 * config/i386/sol2-ci.asm: Likewise.
5571 * config/i386/sol2-cn.asm: Likewise.
5572 * config/i386/sol2-gc1.asm: Likewise.
5573 * config/i386/tmmintrin.h: Likewise.
5574 * config/i386/unix.h: Likewise.
5575 * config/i386/w32-unwind.h: Likewise.
5576 * config/i386/wmmintrin.h: Likewise.
5577 * config/i386/x86-64.h: Likewise.
5578 * config/i386/x86intrin.h: Likewise.
5579 * config/i386/xmmintrin.h: Likewise.
5580 * config/ia64/crtbegin.asm: Likewise.
5581 * config/ia64/crtend.asm: Likewise.
5582 * config/ia64/crtfastmath.c: Likewise.
5583 * config/ia64/crti.asm: Likewise.
5584 * config/ia64/crtn.asm: Likewise.
5585 * config/ia64/fde-glibc.c: Likewise.
5586 * config/ia64/lib1funcs.asm: Likewise.
5587 * config/ia64/linux-unwind.h: Likewise.
5588 * config/ia64/quadlib.c: Likewise.
5589 * config/ia64/unwind-ia64.c: Likewise.
5590 * config/linux.h: Likewise.
5591 * config/m32c/m32c-lib1.S: Likewise.
5592 * config/m32c/m32c-lib2-trapv.c: Likewise.
5593 * config/m32c/m32c-lib2.c: Likewise.
5594 * config/m32r/initfini.c: Likewise.
5595 * config/m68hc11/larith.asm: Likewise.
5596 * config/m68hc11/m68hc11-crt0.S: Likewise.
5597 * config/m68k/cf.md: Likewise.
5598 * config/m68k/crti.s: Likewise.
5599 * config/m68k/crtn.s: Likewise.
5600 * config/m68k/lb1sf68.asm: Likewise.
5601 * config/m68k/linux-unwind.h: Likewise.
5602 * config/mcore/crti.asm: Likewise.
5603 * config/mcore/crtn.asm: Likewise.
5604 * config/mcore/lib1.asm: Likewise.
5605 * config/mips/linux-unwind.h: Likewise.
5606 * config/mips/loongson.h: Likewise.
5607 * config/mips/mips16.S: Likewise.
5608 * config/mmix/crti.asm: Likewise.
5609 * config/mmix/crtn.asm: Likewise.
5610 * config/pa/fptr.c: Likewise.
5611 * config/pa/hpux-unwind.h: Likewise.
5612 * config/pa/lib2funcs.asm: Likewise.
5613 * config/pa/linux-atomic.c: Likewise.
5614 * config/pa/linux-unwind.h: Likewise.
5615 * config/pa/milli64.S: Likewise.
5616 * config/pa/quadlib.c: Likewise.
5617 * config/pa/stublib.c: Likewise.
5618 * config/picochip/libgccExtras/adddi3.asm: Likewise.
5619 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
5620 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
5621 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
5622 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
5623 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
5624 * config/picochip/libgccExtras/divmod15.asm: Likewise.
5625 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
5626 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
5627 * config/picochip/libgccExtras/longjmp.asm: Likewise.
5628 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
5629 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
5630 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
5631 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
5632 * config/picochip/libgccExtras/setjmp.asm: Likewise.
5633 * config/picochip/libgccExtras/subdi3.asm: Likewise.
5634 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
5635 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
5636 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
5637 * config/rs6000/750cl.h: Likewise.
5638 * config/rs6000/altivec.h: Likewise.
5639 * config/rs6000/biarch64.h: Likewise.
5640 * config/rs6000/crtresfpr.asm: Likewise.
5641 * config/rs6000/crtresgpr.asm: Likewise.
5642 * config/rs6000/crtresxfpr.asm: Likewise.
5643 * config/rs6000/crtresxgpr.asm: Likewise.
5644 * config/rs6000/crtsavfpr.asm: Likewise.
5645 * config/rs6000/crtsavgpr.asm: Likewise.
5646 * config/rs6000/darwin-asm.h: Likewise.
5647 * config/rs6000/darwin-fallback.c: Likewise.
5648 * config/rs6000/darwin-fpsave.asm: Likewise.
5649 * config/rs6000/darwin-ldouble.c: Likewise.
5650 * config/rs6000/darwin-tramp.asm: Likewise.
5651 * config/rs6000/darwin-unwind.h: Likewise.
5652 * config/rs6000/darwin-vecsave.asm: Likewise.
5653 * config/rs6000/darwin-world.asm: Likewise.
5654 * config/rs6000/e500crtres32gpr.asm: Likewise.
5655 * config/rs6000/e500crtres64gpr.asm: Likewise.
5656 * config/rs6000/e500crtres64gprctr.asm: Likewise.
5657 * config/rs6000/e500crtrest32gpr.asm: Likewise.
5658 * config/rs6000/e500crtrest64gpr.asm: Likewise.
5659 * config/rs6000/e500crtresx32gpr.asm: Likewise.
5660 * config/rs6000/e500crtresx64gpr.asm: Likewise.
5661 * config/rs6000/e500crtsav32gpr.asm: Likewise.
5662 * config/rs6000/e500crtsav64gpr.asm: Likewise.
5663 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
5664 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
5665 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
5666 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
5667 * config/rs6000/eabi-ci.asm: Likewise.
5668 * config/rs6000/eabi-cn.asm: Likewise.
5669 * config/rs6000/eabi.asm: Likewise.
5670 * config/rs6000/linux-unwind.h: Likewise.
5671 * config/rs6000/linux64.h: Likewise.
5672 * config/rs6000/paired.h: Likewise.
5673 * config/rs6000/paired.md: Likewise.
5674 * config/rs6000/ppc64-fp.c: Likewise.
5675 * config/rs6000/ppu_intrinsics.h: Likewise.
5676 * config/rs6000/rs6000.h: Likewise.
5677 * config/rs6000/si2vmx.h: Likewise.
5678 * config/rs6000/sol-ci.asm: Likewise.
5679 * config/rs6000/sol-cn.asm: Likewise.
5680 * config/rs6000/spe.h: Likewise.
5681 * config/rs6000/spu2vmx.h: Likewise.
5682 * config/rs6000/sysv4.h: Likewise.
5683 * config/rs6000/tramp.asm: Likewise.
5684 * config/rs6000/vec_types.h: Likewise.
5685 * config/s390/linux-unwind.h: Likewise.
5686 * config/s390/tpf-unwind.h: Likewise.
5687 * config/score/crti.asm: Likewise.
5688 * config/score/crtn.asm: Likewise.
5689 * config/sh/crt1.asm: Likewise.
5690 * config/sh/crti.asm: Likewise.
5691 * config/sh/crtn.asm: Likewise.
5692 * config/sh/divtab-sh4-300.c: Likewise.
5693 * config/sh/divtab-sh4.c: Likewise.
5694 * config/sh/divtab.c: Likewise.
5695 * config/sh/lib1funcs-4-300.asm: Likewise.
5696 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
5697 * config/sh/lib1funcs.asm: Likewise.
5698 * config/sh/lib1funcs.h: Likewise.
5699 * config/sh/linux-atomic.asm: Likewise.
5700 * config/sh/linux-unwind.h: Likewise.
5701 * config/sh/shmedia.h: Likewise.
5702 * config/sh/sshmedia.h: Likewise.
5703 * config/sh/ushmedia.h: Likewise.
5704 * config/sparc/crtfastmath.c: Likewise.
5705 * config/sparc/linux-unwind.h: Likewise.
5706 * config/sparc/sol2-c1.asm: Likewise.
5707 * config/sparc/sol2-ci.asm: Likewise.
5708 * config/sparc/sol2-cn.asm: Likewise.
5709 * config/spu/divmodti4.c: Likewise.
5710 * config/spu/divv2df3.c: Likewise.
5711 * config/spu/float_disf.c: Likewise.
5712 * config/spu/float_unsdidf.c: Likewise.
5713 * config/spu/float_unsdisf.c: Likewise.
5714 * config/spu/float_unssidf.c: Likewise.
5715 * config/spu/mfc_multi_tag_release.c: Likewise.
5716 * config/spu/mfc_multi_tag_reserve.c: Likewise.
5717 * config/spu/mfc_tag_release.c: Likewise.
5718 * config/spu/mfc_tag_reserve.c: Likewise.
5719 * config/spu/mfc_tag_table.c: Likewise.
5720 * config/spu/multi3.c: Likewise.
5721 * config/spu/spu_internals.h: Likewise.
5722 * config/spu/spu_intrinsics.h: Likewise.
5723 * config/spu/spu_mfcio.h: Likewise.
5724 * config/spu/vec_types.h: Likewise.
5725 * config/spu/vmx2spu.h: Likewise.
5726 * config/stormy16/stormy16-lib2.c: Likewise.
5727 * config/svr4.h: Likewise.
5728 * config/sync.c: Likewise.
5729 * config/v850/lib1funcs.asm: Likewise.
5730 * config/vxlib-tls.c: Likewise.
5731 * config/vxlib.c: Likewise.
5732 * config/vxworks-dummy.h: Likewise.
5733 * config/xtensa/crti.asm: Likewise.
5734 * config/xtensa/crtn.asm: Likewise.
5735 * config/xtensa/ieee754-df.S: Likewise.
5736 * config/xtensa/ieee754-sf.S: Likewise.
5737 * config/xtensa/lib1funcs.asm: Likewise.
5738 * config/xtensa/lib2funcs.S: Likewise.
5739 * config/xtensa/linux-unwind.h: Likewise.
5740 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
5741 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
5742 * coretypes.h: Likewise.
5743 * crtstuff.c: Likewise.
5744 * defaults.h: Likewise.
5745 * dwarf2.h: Likewise.
5746 * emutls.c: Likewise.
5747 * gbl-ctors.h: Likewise.
5748 * gcov-io.h: Likewise.
5749 * ginclude/float.h: Likewise.
5750 * ginclude/iso646.h: Likewise.
5751 * ginclude/stdarg.h: Likewise.
5752 * ginclude/stdbool.h: Likewise.
5753 * ginclude/stddef.h: Likewise.
5754 * ginclude/stdfix.h: Likewise.
5755 * ginclude/stdint-gcc.h: Likewise.
5756 * ginclude/tgmath.h: Likewise.
5757 * gthr-aix.h: Likewise.
5758 * gthr-dce.h: Likewise.
5759 * gthr-gnat.c: Likewise.
5760 * gthr-gnat.h: Likewise.
5761 * gthr-lynx.h: Likewise.
5762 * gthr-mipssde.h: Likewise.
5763 * gthr-nks.h: Likewise.
5764 * gthr-posix.c: Likewise.
5765 * gthr-posix.h: Likewise.
5766 * gthr-posix95.h: Likewise.
5767 * gthr-rtems.h: Likewise.
5768 * gthr-single.h: Likewise.
5769 * gthr-solaris.h: Likewise.
5770 * gthr-tpf.h: Likewise.
5771 * gthr-vxworks.h: Likewise.
5772 * gthr-win32.h: Likewise.
5774 * libgcc2.c: Likewise.
5775 * libgcc2.h: Likewise.
5776 * libgcov.c: Likewise.
5777 * tsystem.h: Likewise.
5778 * typeclass.h: Likewise.
5779 * unwind-c.c: Likewise.
5780 * unwind-compat.h: Likewise.
5781 * unwind-dw2-fde-compat.c: Likewise.
5782 * unwind-dw2-fde-darwin.c: Likewise.
5783 * unwind-dw2-fde-glibc.c: Likewise.
5784 * unwind-dw2-fde.c: Likewise.
5785 * unwind-dw2-fde.h: Likewise.
5786 * unwind-dw2.c: Likewise.
5787 * unwind-dw2.h: Likewise.
5788 * unwind-generic.h: Likewise.
5789 * unwind-pe.h: Likewise.
5790 * unwind-sjlj.c: Likewise.
5791 * unwind.inc: Likewise.
5792 * config/arm/neon-gen.ml: Change generated copyright header to
5793 refer to version 3 of the GNU General Public License with
5794 version 3.1 of the GCC Runtime Library Exception and to point
5795 readers at the COPYING3 and COPYING3.RUNTIME files and the
5796 FSF's license web page.
5797 * config/arm/arm_neon.h: Regenerate.
5799 2009-04-09 Jakub Jelinek <jakub@redhat.com>
5801 * config/cris/cris.md: Change copyright header to refer to version
5802 3 of the GNU General Public License.
5803 * doc/install.texi2html: Change copyright header to refer to version
5804 3 of the GNU General Public License and to point readers at the
5805 COPYING3 file and the FSF's license web page.
5806 * config/vax/linux.h: Likewise.
5808 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5810 * config/i386/i386.md (cmpcc): New.
5811 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
5812 (sync_compare_and_swap_cc*): Delete.
5814 * config/s390/s390.c (s390_compare_emitted): Remove.
5815 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
5816 s390_compare_emitted used to be handled. Assert that modes match.
5817 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
5818 refer to sync_compare_and_swap_ccsi.
5819 * config/s390/s390.h (s390_compare_emitted): Remove.
5820 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
5821 instead of s390_compare_emitted.
5822 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
5823 instead of s390_compare_emitted.
5824 * config/s390/s390.md (cmpcc): New.
5825 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
5826 CC_REGNUM, do not pretend it's set.
5827 (sync_compare_and_swap_cc*): Delete.
5828 * config/s390/predicates.md (cc_reg_operand): New.
5830 * expr.c (sync_compare_and_swap_cc): Delete.
5831 * optabs.h (sync_compare_and_swap_cc): Delete.
5832 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
5833 is being used with can_compare_p.
5834 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
5836 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
5837 look for a MODE_CC set instead. Use emit_store_flag.
5838 (expand_compare_and_swap_loop): Likewise, with some additional
5839 complication to avoid a force_reg when useless. Use
5840 emit_cmp_and_jump_insns.
5841 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
5842 * doc/md.texi (sync_compare_and_swap_cc): Merge with
5843 sync_compare_and_swap documentation.
5845 2009-04-09 Jan Hubicka <jh@suse.cz>
5847 * except.c (find_prev_try): Break out from ....
5848 (duplicate_eh_regions): ... here; properly update prev_try pointers
5849 when duplication part of tree.
5850 (dump_eh_tree): Improve dumping.
5851 (verify_eh_region): New.
5852 (verify_eh_tree): Use it.
5854 2009-04-06 Richard Guenther <rguenther@suse.de>
5856 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
5857 &ARRAY addresses by adjusting their types and prepending
5859 * tree-cfg.c (verify_gimple_assign_single): Verify that
5860 addresses are correct.
5862 2009-04-09 Richard Guenther <rguenther@suse.de>
5864 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
5865 indices into an array reference if possible.
5866 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5867 Fold POINTER_PLUS_EXPR statements with invariant address.
5869 2009-04-09 Alan Modra <amodra@bigpond.net.au>
5872 * config.gcc (powerpc64-*-linux*): Always build biarch.
5874 2009-04-09 Joseph Myers <joseph@codesourcery.com>
5877 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
5878 it and pedwarn if this results in an INTEGER_CST.
5880 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5882 * doc/install.texi: Update minimum GMP version. Remove obsolete
5883 text in MPFR section.
5885 2009-04-08 Jakub Jelinek <jakub@redhat.com>
5887 * dwarf2out.c (class_scope_p): New static inline.
5888 (class_or_namespace_scope_p): Use it.
5889 (gen_variable_die): Use DW_TAG_member tag for static data member
5890 declarations instead of DW_TAG_variable.
5893 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
5896 2009-04-08 Richard Guenther <rguenther@suse.de>
5898 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
5899 valueize random data.
5901 2009-04-08 David Edelsohn <edelsohn@gnu.org>
5903 * config.gcc (aix tm_file): Add aix-stdint.h.
5904 (aix tm clause use_gcc_stdint): Set to wrap.
5905 * config/rs6000/aix-stdint.h: New file.
5907 2009-04-08 Richard Guenther <rguenther@suse.de>
5910 * tree-dfa.c (add_referenced_var): Do not recurse into
5911 global initializers.
5912 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
5914 (fold_const_aggregate_ref): Likewise.
5916 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5918 * recog.c (ordered_comparison_operator): New.
5919 * gensupport.c (std_preds): Add it.
5920 * doc/md.texi (Machine-Independent Predicates): Document it.
5922 2009-04-08 Jan Hubicka <jh@suse.cz>
5924 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
5925 * function.h (rtl_eh): Remove exception_handler_label_map.
5926 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
5927 remove_exception_handler_label, for_each_eh_label_1): Remove.
5928 (rtl_remove_unreachable_regions): Remove.
5929 (convert_from_eh_region_ranges): Do not remove unreachable regions.
5930 (find_exception_handler_labels): Don't build the hashtable.
5931 (maybe_remove_eh_handler): Remove.
5932 (for_each_eh_label): Rewrite to walk the tree.
5933 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
5934 * except.h (maybe_remove_eh_handler): Remove.
5935 * passes.c (init_optimization_passes): Schedule second EH cleanup
5937 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
5938 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
5940 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5942 * genoutput.c (validate_optab_operands): New.
5943 (gen_insn, gen_expand): Call it.
5945 * genflags.c (gen_insn): Detect misused iterators.
5946 (main): Pass line_no to gen_insn, exit with status 1 on error.
5948 * genextract.c (line_no): Make global.
5949 (VEC_safe_set_locstr): Change assertion to error message.
5950 (main): Exit with status 1 on error.
5952 2009-04-08 Joseph Myers <joseph@codesourcery.com>
5956 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5957 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5958 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
5959 * c-convert.c (convert): Do not call fold on results of conversion
5960 functions when the result is a C_MAYBE_CONST_EXPR.
5961 * c-parser.c (c_parser_postfix_expression): Do not fold condition
5962 of __builtin_choose_expr.
5963 * c-typeck.c (remove_c_maybe_const_expr): New.
5964 (build_unary_op, build_conditional_expr, build_compound_expr,
5965 build_binary_op, c_objc_common_truthvalue_conversion): Call
5966 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
5969 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
5971 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
5972 CODE to produce a new one. Add a prototype to use fold_convert_const
5974 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
5977 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
5978 mix declarations and code.
5980 2009-04-08 Ben Elliston <bje@au.ibm.com>
5982 * gcc.c: Replace `CC' with `GCC' throughout.
5984 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
5986 * doc/invoke.texi: Document Atom support.
5988 2009-04-07 Jason Merrill <jason@redhat.com>
5991 * c-common.h, c-common.c: Add flag_pretty_templates.
5992 * c-opts.c (c_common_handle_option): Set it.
5993 * c.opt: Add -fno-pretty-templates.
5994 * doc/invoke.texi (C++ Dialect Options): Likewise.
5996 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
5998 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
5999 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
6000 (ia64_expand_builtin): Likewise.
6002 2009-04-07 Martin Jambor <mjambor@suse.cz>
6004 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
6005 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
6006 ADDR_EXPRS are include too.
6008 2009-04-07 Richard Guenther <rguenther@suse.de>
6010 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
6011 decls are only used if passes as parameters or if they are
6012 local statics and the call is not to a builtin.
6013 (call_may_clobber_ref_p_1): Likewise.
6015 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
6017 * expr.c (do_store_flag): Remove last argument. Simplify code
6018 to avoid duplication of tests already done by can_compare_p.
6019 (expand_expr_real_1): Adjust caller.
6021 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
6023 * optabs.c (can_compare_p): Test the predicate of a
6024 cbranch and cstore pattern.
6026 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
6028 * expr.c (convert_move): Use emit_store_flag instead of
6031 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
6033 * config/i386/i386.c (ix86_compare_emitted): Remove.
6034 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
6035 ix86_compare_op0 like ix86_compare_emitted used to be handled.
6036 * config/i386/i386.h (ix86_compare_emitted): Remove.
6037 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
6038 instead of ix86_compare_emitted.
6039 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
6041 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
6043 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
6044 Add t-sysroot-suffix to tmake_file.
6045 * config/print-sysroot-suffix.sh: New file.
6046 * config/t-sysroot-suffix: New file.
6048 2009-04-07 Ben Elliston <bje@au.ibm.com>
6050 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
6051 as the latter produces a warning when the target does not support
6054 2009-04-07 Ben Elliston <bje@au.ibm.com>
6056 * dfp.c: Replace type punning assignments with memcpy throughout.
6057 * Makefile.in (dfp.o-warn): Remove.
6059 2009-04-07 Alan Modra <amodra@bigpond.net.au>
6062 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
6063 Include soft-fp/t-softfp after rs6000/t-linux64.
6065 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
6067 * stor-layout.c (set_sizetype): Use the full precision of their
6068 machine mode for bitsize types.
6070 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
6072 * config/i386/i386.md: Revert 2 accidental checkins.
6074 2009-04-06 Joey Ye <joey.ye@intel.com>
6075 Xuepeng Guo <xuepeng.guo@intel.com>
6076 H.J. Lu <hongjiu.lu@intel.com>
6078 Atom pipeline model, tuning and insn selection.
6079 * config.gcc (atom): Add atom config options and target.
6081 * config/i386/atom.md: New.
6083 * config/i386/i386.c (atom_cost): New cost.
6084 (m_ATOM): New macro flag.
6085 (initial_ix86_tune_features): Set m_ATOM.
6086 (x86_accumulate_outgoing_args): Likewise.
6087 (x86_arch_always_fancy_math_387): Likewise.
6088 (processor_target): Add Atom cost.
6089 (cpu_names): Add Atom cpu name.
6090 (override_options): Set Atom ISA.
6091 (ix86_issue_rate): New case PROCESSOR_ATOM.
6092 (ix86_adjust_cost): Likewise.
6094 * config/i386/i386.h (TARGET_ATOM): New target macro.
6095 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
6096 (TARGET_OPT_AGU): New target option.
6097 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
6098 (processor_type): Add PROCESSOR_ATOM.
6100 * config/i386/i386.md (cpu): Add new value "atom".
6101 (use_carry, movu): New attr.
6102 (atom.md): Include atom.md.
6103 (adddi3_carry_rex64): Set attr "use_carry".
6104 (addqi3_carry): Likewise.
6105 (addhi3_carry): Likewise.
6106 (addsi3_carry): Likewise.
6107 (*addsi3_carry_zext): Likewise.
6108 (subdi3_carry_rex64): Likewise.
6109 (subqi3_carry): Likewise.
6110 (subhi3_carry): Likewise.
6111 (subsi3_carry): Likewise.
6112 (x86_movdicc_0_m1_rex64): Likewise.
6113 (*x86_movdicc_0_m1_se): Likewise.
6114 (x86_movsicc_0_m1): Likewise.
6115 (*x86_movsicc_0_m1_se): Likewise.
6116 (*adddi_1_rex64): Emit add insn as much as possible.
6117 (*addsi_1): Likewise.
6118 (return_internal): Set atom_unit.
6119 (return_internal_long): Likewise.
6120 (return_pop_internal): Likewise.
6121 (*rcpsf2_sse): Set atom_sse_attr attr.
6122 (*qrt<mode>2_sse): Likewise.
6123 (*prefetch_sse): Likewise.
6125 * config/i386/i386-c.c (ix86_target_macros_internal): New case
6127 (ix86_target_macros_internal): Likewise.
6129 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
6130 (*prefetch_sse_rex): Likewise.
6131 (sse_rcpv4sf2): Likewise.
6132 (sse_vmrcpv4sf2): Likewise.
6133 (sse_sqrtv4sf2): Likewise.
6134 (<sse>_vmsqrt<mode>2): Likewise.
6135 (sse_ldmxcsr): Likewise.
6136 (sse_stmxcsr): Likewise.
6137 (*sse_sfence): Likewise.
6138 (sse2_clflush): Likewise.
6139 (*sse2_mfence): Likewise.
6140 (*sse2_lfence): Likewise.
6141 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
6142 (<sse>_movup<ssemodesuffixf2c>): Likewise.
6143 (avx_movdqu<avxmodesuffix>): Likewise.
6144 (avx_lddqu<avxmodesuffix>): Likewise.
6145 (sse2_movntv2di): Change attr "type" to "ssemov".
6146 (sse2_movntsi): Likewise.
6147 (rsqrtv8sf2): Change attr "type" to "sseadd".
6148 (sse3_addsubv2df3): Set attr "atom_unit".
6149 (sse3_h<plusminus_insn>v4sf3): Likewise.
6150 (*sse2_pmaddwd): Likewise.
6151 (*vec_extractv2di_1_rex64): Likewise.
6152 (*vec_extractv2di_1_avx): Likewise.
6153 (sse2_psadbw): Likewise.
6154 (ssse3_phaddwv8hi3): Likewise.
6155 (ssse3_phaddwv4hi3): Likewise.
6156 (ssse3_phadddv4si3): Likewise.
6157 (ssse3_phadddv2si3): Likewise.
6158 (ssse3_phaddswv8hi3): Likewise.
6159 (ssse3_phaddswv4hi3): Likewise.
6160 (ssse3_phsubwv8hi3): Likewise.
6161 (ssse3_phsubwv4hi3): Likewise.
6162 (ssse3_phsubdv4si3): Likewise.
6163 (ssse3_phsubdv2si3): Likewise.
6164 (ssse3_phsubswv8hi3): Likewise.
6165 (ssse3_phsubswv4hi3): Likewise.
6166 (ssse3_pmaddubsw128): Likewise.
6167 (sse3_pmaddubsw: Likewise.
6168 (ssse3_palignrti): Likewise.
6169 (ssse3_palignrdi): Likewise.
6171 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
6173 * doc/install.texi (Specific): Fix two cross-references to MinGW.
6175 2009-04-06 Richard Guenther <rguenther@suse.de>
6177 PR tree-optimization/28868
6178 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
6179 of which PHI results we inserted.
6180 (insert_into_preds_of_block): Record inserted PHIs.
6181 (eliminate): Eliminate redundant PHI nodes.
6182 (init_pre): Init inserted_phi_names.
6184 2009-04-06 Richard Guenther <rguenther@suse.de>
6186 PR tree-optimization/39643
6187 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
6188 IMAGPART_EXPRs of complex constants.
6189 (execute_fold_all_builtins): If we folded a call queue
6190 TODO_update_address_taken.
6192 2009-04-06 Jan Hubicka <jh@suse.cz>
6195 * except.c (remove_unreachable_regions): Propagate may_contain_throw
6198 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
6200 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
6202 (ic_invalidate_array): Likewise.
6204 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
6206 * calls.c (emit_library_call_value_1): Fix a problem with parameter
6207 alignment for library calls.
6209 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
6211 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
6212 (mingw32 tm clause use_gcc_stdint): Set to wrap.
6213 * config/i386/mingw-stdint.h: New file.
6215 2009-04-05 Richard Guenther <rguenther@suse.de>
6217 PR tree-optimization/39648
6218 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
6219 our &A vs. &A[0] IL deficiencies.
6221 2009-04-04 Jan Hubicka <jh@suse.cz>
6223 * except.c (sjlj_find_directly_reachable_regions): Be ready for
6224 removed toplevel regions.
6225 (sjlj_mark_call_sites): Likewise.
6227 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
6229 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
6230 (cygwin tm clause use_gcc_stdint): Set to wrap.
6231 * config/i386/cygwin-stdint.h: New file.
6233 2009-04-04 Richard Guenther <rguenther@suse.de>
6235 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
6236 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
6237 single-argument PHIs if we are in loop-closed SSA form.
6238 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
6239 for the pre-condition.
6240 (slpeel_tree_peel_loop_to_edge): Likewise.
6241 (vect_build_loop_niters): Take an optional sequence to append stmts.
6242 (vect_generate_tmps_on_preheader): Likewise.
6243 (vect_do_peeling_for_loop_bound): Take extra guards for the
6245 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
6246 the cost model check.
6247 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
6248 guards if we are going to peel. Do not apply versioning in that case.
6249 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
6250 (vect_do_peeling_for_loop_bound): Likewise.
6251 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
6252 loop bound only record extra pre-conditions, do not apply loop
6255 2009-04-04 Richard Guenther <rguenther@suse.de>
6257 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
6260 2009-04-04 Jan Hubicka <jh@suse.cz>
6262 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
6263 last_basic_block for size of bb->index indexed array.
6264 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
6265 compute_out, link_btr_uses, build_btr_def_use_webs,
6266 build_btr_def_use_webs, migrate_btr_defs): Likewise.
6268 2009-04-04 Jan Hubicka <jh@suse.cz>
6270 * except.c (remove_eh_handler_and_replace): Break out from ...
6271 (remove_eh_handler): ... here.
6272 (bring_to_root): New function.
6273 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
6274 handled ones, bring others to root of tree.
6276 2009-04-04 Jan Hubicka <jh@suse.cz>
6278 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
6279 (all_phis_safe_to_merge): New function.
6280 (update_info): New structure.
6281 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
6282 (cleanup_empty_eh): Update SSA if possible.
6284 2009-04-04 Richard Guenther <rguenther@suse.de>
6286 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
6287 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
6288 (append_vuse): Likewise.
6290 2009-04-04 Jakub Jelinek <jakub@redhat.com>
6292 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
6293 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
6294 instead of REG_UNSAVED for DW_CFA_undefined.
6295 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
6296 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
6299 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
6302 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
6303 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
6304 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
6306 2009-04-04 Richard Guenther <rguenther@suse.de>
6308 PR tree-optimization/8781
6309 PR tree-optimization/37892
6310 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
6311 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
6312 (valueize_refs): Call it for *& valueizations.
6313 (shared_reference_ops_from_ref): Rename to ...
6314 (valueize_shared_reference_ops_from_ref): ... this and valueize.
6315 (shared_reference_ops_from_call): Rename to ...
6316 (valueize_shared_reference_ops_from_call): ... this and valueize.
6317 (vn_reference_lookup): Update.
6318 (visit_reference_op_call): Likewise.
6319 * tree-ssa-pre.c (phi_translate_1): Fold *&.
6320 (eliminate): Value-replace the call address in call statements.
6322 2009-04-04 Richard Guenther <rguenther@suse.de>
6324 PR tree-optimization/39636
6325 * tree-ssa-forwprop.c
6326 (forward_propagate_addr_into_variable_array_index): Check for
6327 GIMPLE_ASSIGN before accessing the rhs code.
6329 2009-04-03 Jason Merrill <jason@redhat.com>
6331 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
6333 2009-04-03 Steve Ellcey <sje@cup.hp.com>
6335 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
6336 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
6337 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
6338 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
6339 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
6340 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
6341 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
6342 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
6343 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
6344 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
6345 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
6346 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
6347 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
6348 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
6349 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
6350 Use fr_reg_or_fp01_operand instead of fr_register_operand
6352 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
6353 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
6354 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
6356 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
6358 PR rtl-optimization/39607
6359 PR rtl-optimization/39631
6363 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6364 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
6365 instead of DF_LR_OUT.
6366 * ira-lives.c (process_bb_node_lives): Ditto.
6367 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
6368 instead of DF_LR_{OUT,IN}.
6369 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
6370 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
6372 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
6374 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
6375 (execute_lower_omp): Always run but take the short way out if -fopenmp
6377 (gate_lower_omp): Remove, forcing the pass manager to always run the
6378 pass and always set PROP_gimple_lomp.
6379 (pass_lower_omp): Remove gate function.
6380 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
6381 PROP_trees. Instead, require it.
6382 * ipa-cp.c (pass_ipa_cp): Likewise.
6383 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
6384 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
6385 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
6386 and PROP_gimple_leh.
6388 2009-04-03 Richard Guenther <rguenther@suse.de>
6391 PR tree-optimization/23940
6392 PR tree-optimization/33237
6395 PR tree-optimization/36201
6396 PR tree-optimization/36230
6397 PR tree-optimization/38049
6398 PR tree-optimization/38207
6399 PR tree-optimization/38230
6400 PR tree-optimization/38301
6401 PR tree-optimization/38585
6403 PR tree-optimization/38985
6404 PR tree-optimization/39299
6405 * tree-ssa-structalias.h: Remove.
6406 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
6407 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
6408 (struct vuse_element_d): Remove.
6409 (struct vuse_vec_d): Likewise.
6410 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
6411 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
6412 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
6413 VUSE_ELEMENT_VAR): Likewise.
6414 (struct voptype_d): Likewise.
6415 (NUM_VOP_FREE_BUCKETS): Likewise.
6416 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
6417 (struct stmt_operands_d): Remove.
6418 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
6419 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
6420 VDEF_NUM, VDEF_VECT): Likewise.
6421 (copy_virtual_operands): Remove.
6422 (operand_build_cmp): Likewise.
6423 (create_ssa_artificial_load_stmt): Likewise.
6424 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
6425 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
6426 vuse_index and mayuse_index members. Pack and move done and iter_type
6427 members to the front.
6428 (SSA_OP_VMAYUSE): Remove.
6429 (SSA_OP_VIRTUAL_USES): Adjust.
6430 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
6431 (unlink_stmt_vdef): Declare.
6432 (add_to_addressable_set): Remove.
6433 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
6434 (vrp_visit_stmt): Likewise.
6435 * doc/tree-ssa.texi (Alias analysis): Update.
6436 * doc/invoke.texi (max-aliased-vops): Remove docs.
6437 (avg-aliased-vops): Likewise.
6438 * tree-into-ssa.c (syms_to_rename): Remove.
6439 (need_to_update_vops_p): Likewise.
6440 (need_to_initialize_update_ssa_p): Rename to ...
6441 (update_ssa_initialized_fn): ... this. Track function we are
6443 (symbol_marked_for_renaming): Simplify.
6444 (add_new_name_mapping): Do not set need_to_update_vops_p.
6445 (dump_currdefs): Use SYMS_TO_RENAME.
6446 (rewrite_update_stmt): Always walk all uses/defs.
6447 (dump_update_ssa): Adjust.
6448 (init_update_ssa): Take function argument. Track what we are
6450 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
6451 (create_new_def_for): Initialize for cfun, assert we are initialized
6453 (mark_sym_for_renaming): Simplify.
6454 (mark_set_for_renaming): Do not initialize update-ssa.
6455 (need_ssa_update_p): Simplify. Take function argument.
6456 (name_mappings_registered_p): Assert we ask for the correct function.
6457 (name_registered_for_update_p): Likewise.
6458 (ssa_names_to_replace): Likewise.
6459 (release_ssa_name_after_update_ssa): Likewise.
6460 (update_ssa): Likewise. Use SYMS_TO_RENAME.
6461 (dump_decl_set): Do not print a newline.
6462 (debug_decl_set): Do it here.
6463 (dump_update_ssa): And here.
6464 * tree-ssa-loop-im.c (move_computations): Adjust.
6465 (movement_possibility): Likewise.
6466 (determine_max_movement): Likewise.
6467 (gather_mem_refs_stmt): Likewise.
6468 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
6470 * tree-complex.c (update_all_vops): Remove.
6471 (expand_complex_move): Adjust.
6472 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
6473 Simplify test for memory referencing statement. Exclude
6474 non-invariant ADDR_EXPRs.
6475 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
6476 * tree-loop-distribution.c (generate_memset_zero): Adjust.
6477 (rdg_flag_uses): Likewise.
6478 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
6480 (tree_optimize_tail_calls_1): Also split the
6481 edge from the entry block if we have degenerate PHI nodes in
6482 the first basic block.
6483 * tree.c (init_ttree): Remove memory-tag related code.
6484 (tree_code_size): Likewise.
6485 (tree_node_structure): Likewise.
6486 (build7_stat): Re-write to be build6_stat.
6487 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
6488 (SSA_VAR_P): Adjust.
6489 (struct tree_memory_tag): Remove.
6490 (struct tree_memory_partition_tag): Likewise.
6491 (union tree_node): Adjust.
6492 (build7): Re-write to be build6.
6493 * tree-pass.h (pass_reset_cc_flags): Remove.
6494 (TODO_update_address_taken): New flag.
6495 (pass_simple_dse): Remove.
6496 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
6497 * params.h (MAX_ALIASED_VOPS): Remove.
6498 (AVG_ALIASED_VOPS): Likewise.
6499 * omp-low.c (expand_omp_taskreg): Update SSA form.
6500 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
6501 aliases the lhs in a copy stmt.
6502 * tree-ssa-dse.c (struct address_walk_data): Remove.
6503 (memory_ssa_name_same): Likewise.
6504 (memory_address_same): Likewise.
6505 (get_kill_of_stmt_lhs): Likewise.
6506 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
6507 unused stores. Look through PHI nodes into post-dominated regions.
6508 (dse_optimize_stmt): Simplify. Properly remove stores.
6509 (tree_ssa_dse): Compute dominators.
6510 (execute_simple_dse): Remove.
6511 (pass_simple_dse): Likewise.
6512 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
6513 gimple_loaded_syms and gimple_stored_syms computation.
6514 * toplev.c (dump_memory_report): Dump alias and pta stats.
6515 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
6516 (vn_reference_eq): Likewise.
6517 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
6518 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
6519 valueize_vuses): Remove.
6520 (get_def_ref_stmt_vuses): Simplify. Rename to ...
6521 (get_def_ref_stmt_vuse): ... this.
6522 (vn_reference_lookup_2): New function.
6523 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
6524 walking equivalent vuses. Simplify.
6525 (vn_reference_lookup): Likewise.
6526 (vn_reference_insert): Likewise.
6527 (vn_reference_insert_pieces): Likewise.
6528 (visit_reference_op_call): Simplify.
6529 (visit_reference_op_load): Likewise.
6530 (visit_reference_op_store): Likewise.
6531 (init_scc_vn): Remove shared_lookup_vuses initialization.
6532 (free_scc_vn): Remove shared_lookup_vuses freeing.
6533 (sort_vuses, sort_vuses_heap): Remove.
6534 (get_ref_from_reference_ops): Export.
6535 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
6536 vector with single vuse pointer.
6537 (vn_reference_lookup_pieces, vn_reference_lookup,
6538 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
6539 (shared_vuses_from_stmt): Remove.
6540 (get_ref_from_reference_ops): Declare.
6541 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
6542 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6543 memory-tag related code.
6544 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
6545 (likely_value): Add comment, skip static-chain of call statements.
6546 (surely_varying_stmt_p): Adjust.
6547 (gimplify_and_update_call_from_tree): Likewise.
6548 (execute_fold_all_builtins): Do not rebuild alias info.
6549 (gimplify_and_update_call_from_tree): Properly update VOPs.
6550 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
6551 (copy_ref_info): Remove memory-tag related code.
6552 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
6553 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
6554 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
6556 * tree-ssa-dom.c (gimple_p): Remove typedef.
6557 (eliminate_redundant_computations): Adjust.
6558 (record_equivalences_from_stmt): Likewise.
6559 (avail_expr_hash): Likewise.
6560 (avail_expr_eq): Likewise.
6561 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
6562 (stmt_makes_single_load): Likewise.
6563 (stmt_makes_single_store): Likewise.
6564 * tree-ssa-alias.c: Rewrite completely.
6565 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
6566 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
6567 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
6568 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
6569 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
6570 Remove public functions.
6571 (pass_reset_cc_flags): Remove.
6572 (pass_build_alias): Move ...
6573 * tree-ssa-structalias.c (pass_build_alias): ... here.
6574 * tree-ssa-alias.c (may_be_aliased): Move ...
6575 * tree-flow-inline.h (may_be_aliased): ... here.
6576 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
6577 count_uses_and_derefs): Move ...
6578 * gimple.c: ... here.
6579 * gimple.h (count_uses_and_derefs): Declare.
6580 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
6581 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
6582 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
6583 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
6584 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
6585 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
6586 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
6588 * tree-dfa.c (refs_may_alias_p): Move ...
6589 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
6590 * tree-ssa-alias.h: New file.
6591 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
6592 (statement_sink_location): Likewise.
6593 * opts.c (decode_options): Do not adjust max-aliased-vops or
6594 avg-aliased-vops values.
6595 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
6596 (TV_CALL_CLOBBER): Likewise.
6597 (TV_FLOW_SENSITIVE): Likewise.
6598 (TV_FLOW_INSENSITIVE): Likewise.
6599 (TV_MEMORY_PARTITIONING): Likewise.
6600 (TV_ALIAS_STMT_WALK): New timevar.
6601 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
6602 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
6603 (get_address_description): Remove memory-tag related code.
6604 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
6605 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
6606 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
6607 and immediate uses in statements. Document.
6608 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
6609 (dump_symbols): Remove.
6610 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
6611 * alias.c (get_deref_alias_set): New function split out from ...
6612 (get_alias_set): ... here.
6613 * alias.h (get_deref_alias_set): Declare.
6614 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
6615 type parameter. Remove restrict pointer handling. Create a
6616 ref-all pointer in case type-based alias sets do not conflict.
6617 (vect_analyze_data_refs): Remove SMT related code.
6618 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
6619 (vectorizable_load): Likewise.
6620 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
6621 (DR_SYMBOL_TAG, DR_VOPS): Remove.
6622 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
6623 Ignore vops and SMTs.
6624 (dr_analyze_alias): Likewise..
6625 (free_data_ref): Likewise.
6626 (create_data_ref): Likewise.
6627 (analyze_all_data_dependences): Likewise.
6628 (get_references_in_stmt): Adjust.
6629 * tree-flow-inline.h (gimple_aliases_computed_p,
6630 gimple_addressable_vars, gimple_call_clobbered_vars,
6631 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
6632 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
6633 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
6634 gimple_mem_ref_stats): Remove.
6635 (gimple_vop): New function.
6636 (op_iter_next_use): Remove vuses and mayuses cases.
6637 (op_iter_next_def): Remove vdefs case.
6638 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
6639 (clear_and_done_ssa_iter): Do not set removed fields.
6640 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
6641 Assert we are not iterating over vuses or vdefs if not also
6642 iterating over uses or defs.
6643 (op_iter_init_use): Likewise.
6644 (op_iter_init_def): Likewise.
6645 (op_iter_next_vdef): Remove.
6646 (op_iter_next_mustdef): Likewise.
6647 (op_iter_init_vdef): Likewise.
6648 (compare_ssa_operands_equal): Likewise.
6649 (link_use_stmts_after): Handle vuse operand.
6650 (is_call_used): Use is_call_clobbered.
6651 (is_call_clobbered): Global variables are always call clobbered,
6652 query the call-clobbers bitmap.
6653 (mark_call_clobbered): Ignore global variables.
6654 (clear_call_clobbered): Likewise.
6655 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
6656 virtual operands sanity check.
6657 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
6659 (TARGET_MEM_REF): Remove TMR_TAG operand.
6660 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
6661 Remove call-clobber related code.
6662 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
6663 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
6664 partitions or escape reason.
6665 (get_single_def_stmt, get_single_def_stmt_from_phi,
6666 get_single_def_stmt_with_phi): Remove.
6667 (dump_referenced_vars): Tidy.
6668 (get_ref_base_and_extent): Allow bare decls.
6669 (collect_dfa_stats): Adjust.
6670 * graphite.c (rename_variables_in_stmt): Adjust.
6671 (graphite_copy_stmts_from_block): Likewise.
6672 (translate_clast): Likewise.
6673 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
6675 (translate_vuse_through_block): Use the oracle.
6676 (phi_translate_1): Adjust.
6677 (value_dies_in_block_x): Use the oracle. Cache the outcome
6679 (valid_in_sets): Check if the VUSE for
6680 a REFERENCE is available.
6681 (eliminate): Do not remove stmts during elimination,
6682 instead queue and remove them afterwards.
6683 (do_pre): Do not rebuild alias info.
6684 (pass_pre): Run TODO_rebuild_alias before PRE.
6685 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
6686 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
6687 (mark_all_v_defs_stmt): Remove.
6688 (mark_all_v_defs_seq): Adjust.
6689 (sra_replace): Likewise.
6690 (scalarize_use): Likewise.
6691 (scalarize_copy): Likewise.
6692 (scalarize_init): Likewise.
6693 (scalarize_ldst): Likewise.
6694 (todoflags): Remove.
6695 (tree_sra): Do not rebuild alias info.
6696 (tree_sra_early): Adjust.
6697 (pass_sra): Run TODO_update_address_taken before SRA.
6698 * tree-predcom.c (set_alias_info): Remove.
6699 (prepare_initializers_chain): Do not call it.
6700 (mark_virtual_ops_for_renaming): Adjust.
6701 (mark_virtual_ops_for_renaming_list): Remove.
6702 (initialize_root_vars): Adjust.
6703 (initialize_root_vars_lm): Likewise.
6704 (prepare_initializers_chain): Likewise.
6705 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
6706 (may_propagate_copy_into_stmt): Likewise.
6707 (merge_alias_info): Do nothing for now.
6708 (propagate_tree_value_into_stmt): Adjust.
6709 (stmt_may_generate_copy): Likewise.
6710 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
6711 not mark symbols for renaming.
6712 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
6713 with the same statement, make sure to update the new pointed-to one.
6714 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
6715 call statements, do not mark symbols for renaming.
6716 (mark_operand_necessary): Dump something.
6717 (ref_may_be_aliased): New function.
6718 (mark_aliased_reaching_defs_necessary_1): New helper function.
6719 (mark_aliased_reaching_defs_necessary): Likewise.
6720 (mark_all_reaching_defs_necessary_1): Likewise.
6721 (mark_all_reaching_defs_necessary): Likewise.
6722 (propagate_necessity): Do not process virtual PHIs. For
6723 non-aliased loads mark all reaching definitions as necessary.
6724 For aliased loads and stores mark the immediate dominating
6725 aliased clobbers as necessary.
6726 (visited): New global static.
6727 (perform_tree_ssa_dce): Free visited bitmap after propagating
6729 (remove_dead_phis): Perform simple dead virtual PHI removal.
6730 (remove_dead_stmt): Properly unlink virtual operands when
6732 (eliminate_unnecessary_stmts): Schedule PHI removal after
6734 * tree-ssa-ter.c (is_replaceable_p): Adjust.
6735 (process_replaceable): Likewise.
6736 (find_replaceable_in_bb): Likewise.
6737 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
6738 based on the single gimple vop.
6739 (verify_flow_insensitive_alias_info): Remove.
6740 (verify_flow_sensitive_alias_info): Likewise.
6741 (verify_call_clobbering): Likewise.
6742 (verify_memory_partitions): Likewise.
6743 (verify_alias_info): Likewise.
6744 (verify_ssa): Adjust..
6745 (execute_update_addresses_taken): Export. Update SSA
6746 manually. Optimize only when optimizing. Use a local bitmap.
6747 (pass_update_address_taken): Remove TODO_update_ssa, add
6749 (pass_update_address_taken): Just use TODO_update_address_taken.
6750 (init_tree_ssa): Do not initialize addressable_vars.
6751 (verify_ssa): Verify new VUSE / VDEF properties.
6752 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
6753 Do not call verify_alias_info.
6754 (delete_tree_ssa): Clear the VUSE, VDEF operands.
6755 Do not free the loaded and stored syms bitmaps. Reset the escaped
6756 and callused solutions. Do not free addressable_vars.
6757 Remove memory-tag related code.
6758 (warn_uninitialized_var): Aliases are always available.
6759 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
6760 * lambda-code.c (can_put_in_inner_loop): Adjust.
6761 (can_put_after_inner_loop): Likewise.
6762 (perfect_nestify): Likewise.
6763 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
6764 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
6765 (vectorizable_conversion): Do not mark symbols for renaming.
6766 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
6767 (expand_call_inline): Unlink the calls virtual operands before
6769 (tree_function_versioning): Do not call update_ssa if we are not
6770 updating clones. Simplify.
6771 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
6772 (propagate_with_phi): Likewise..
6773 * tree-outof-ssa.c (create_temp): Remove memory tag and call
6774 clobber code. Assert we are not aliased or global.
6775 * tree-flow.h: Include tree-ssa-alias.h
6776 (enum escape_type): Remove.
6777 (struct mem_sym_stats_d): Likewise.
6778 (struct mem_ref_stats_d): Likewise.
6779 (struct gimple_df): Add vop member. Remove global_var,
6780 call_clobbered_vars, call_used_vars, addressable_vars,
6781 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
6782 escaped and callused members.
6783 (struct ptr_info_def): Remove all members, add points-to solution
6785 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
6786 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
6787 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
6788 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
6789 (tree-ssa-alias.o): Likewise.
6790 (toplev.o): Add tree-ssa-alias.h
6791 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
6792 * gimple.c (gimple_set_bb): Fix off-by-one error.
6793 (is_gimple_reg): Do not handle memory tags.
6794 (gimple_copy): Also copy virtual operands.
6795 Delay updating the statement. Do not reset loaded and stored syms.
6796 (gimple_set_stored_syms): Remove.
6797 (gimple_set_loaded_syms): Likewise.
6798 (gimple_call_copy_skip_args): Copy the virtual operands
6799 and mark the new statement modified.
6800 * tree-ssa-structalias.c (may_alias_p): Remove.
6801 (set_uids_in_ptset): Take the alias set to prune with as
6802 parameter. Fold in the alias test of may_alias_p.
6803 (compute_points_to_sets): Compute whether a ptr is dereferenced
6805 (process_constraint): Deal with &ANYTHING on the lhs, reject all
6806 other ADDRESSOF constraints on the lhs.
6807 (get_constraint_for_component_ref): Assert that we don't get
6808 ADDRESSOF constraints from the base of the reference.
6809 Properly generate UNKNOWN_OFFSET for DEREF if needed.
6810 (struct variable_info): Remove collapsed_to member.
6811 (get_varinfo_fc): Remove.
6812 (new_var_info): Do not set collapsed_to.
6813 (dump_constraint): Do not follow cycles.
6814 (dump_constraint_graph): Likewise.
6815 (build_pred_graph): Likewise.
6816 (build_succ_graph): Likewise.
6817 (rewrite_constraints): Likewise.
6818 (do_simple_structure_copy): Remove.
6819 (do_rhs_deref_structure_copy): Remove.
6820 (do_lhs_deref_structure_copy): Remove.
6821 (collapse_rest_of_var): Remove.
6822 (do_structure_copy): Re-implement.
6823 (pta_stats): New global variable.
6824 (dump_pta_stats): New function.
6825 (struct constraint_expr): Make offset signed.
6826 (UNKNOWN_OFFSET): Define special value.
6827 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
6828 (solution_set_expand): New helper function split out from ...
6829 (do_sd_constraint): ... here.
6830 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
6831 (do_ds_constraint): Likewise.
6832 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
6833 and CALLUSED = *CALLUSED.
6834 (set_union_with_increment): Make inc argument signed.
6835 (type_safe): Remove.
6836 (get_constraint_for_ptr_offset): Handle unknown and negative
6838 (first_vi_for_offset): Handle offsets before start. Bail
6839 out early for offsets beyond the variable extent.
6840 (first_or_preceding_vi_for_offset): New function.
6841 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
6842 Together with ESCAPED = *ESCAPED this properly computes reachability.
6843 (find_what_var_points_to): New function.
6844 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
6845 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
6846 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
6847 pt_solutions_intersect): New functions.
6848 (compute_call_used_vars): Remove.
6849 (compute_may_aliases): New main entry into PTA computation.
6850 * gimple.h (gimple_p): New typedef.
6851 (struct gimple_statement_base): Remove references_memory_p.
6852 (struct gimple_statement_with_memory_ops_base): Remove
6853 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
6855 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
6856 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
6857 gimple_set_references_memory): Remove.
6858 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
6859 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
6861 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
6862 (verify_expr): Allow RESULT_DECL.
6863 (gimple_duplicate_bb): Do not copy virtual operands.
6864 (gimple_duplicate_sese_region): Adjust.
6865 (gimple_duplicate_sese_tail): Likewise.
6866 (mark_virtual_ops_in_region): Remove.
6867 (move_sese_region_to_fn): Do not call it.
6868 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
6869 and pass_simple_dse.
6870 (execute_function_todo): Handle TODO_update_address_taken,
6871 call execute_update_addresses_taken for TODO_rebuild_alias.
6872 (execute_todo): Adjust.
6873 (execute_one_pass): Init dump files early.
6874 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
6876 (create_general_new_stmt): Clear vops.
6877 * tree-ssa-reassoc.c (get_rank): Adjust.
6878 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
6879 symbols for renaming.
6880 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
6881 (PARAM_AVG_ALIASED_VOPS): Likewise.
6882 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
6883 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
6884 * tree-ssa-operands.c: Simplify for new virtual operand representation.
6885 (operand_build_cmp, copy_virtual_operands,
6886 create_ssa_artificial_load_stmt, add_to_addressable_set,
6887 gimple_add_to_addresses_taken): Remove public functions.
6888 (unlink_stmt_vdef): New function.
6890 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6892 * config.gcc (powerpc-*-linux*): Merge variants.
6894 2009-04-02 Chao-ying Fu <fu@mips.com>
6895 James Grosbach <james.grosbach@microchip.com>
6897 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
6898 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
6900 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
6901 keep_interrupts_masked_p, use_debug_exception_return_p.
6902 (mips_attribute_table): Add interrupt, use_shadow_register_set,
6903 keep_interrupts_masked, use_debug_exception_return.
6904 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
6905 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
6907 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
6908 (mips_print_operand): Process COP0 registers to print $0 .. $31
6909 correctly for GAS to process.
6910 (mips_interrupt_extra_call_saved_reg_p): New function.
6911 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
6913 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6914 (mips_compute_frame_info): Add supports for interrupt context that
6915 includes doubleword accumulators and COP0 registers.
6916 (mips_for_each_saved_acc): New function.
6917 (mips_for_each_saved_gpr_and_fpr): Change the function name from
6918 mips_for_each_saved_reg.
6919 (mips_save_reg): Save accumulators.
6920 (mips_kernel_reg_p): A new for_each_rtx callback.
6921 (mips_expand_prologue): Support interrupt handlers.
6922 (mips_restore_reg): Restore accumulators.
6923 (mips_expand_epilogue): Support interrupt handlers.
6924 (mips_can_use_return_insn): Return false for interrupt handlers.
6925 (mips_epilogue_uses): New function.
6926 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
6927 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
6928 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
6929 cop0_move): New instructions.
6930 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
6931 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
6933 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
6935 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
6936 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
6937 interrupt handlers, we use K0 as the temporary register.
6938 (EPILOGUE_USES): Change to a function call.
6939 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
6940 handlers, we use K0 as the temporary register.
6942 * doc/extend.texi (Function Attributes): Document interrupt,
6943 use_shadow_register_set, keep_interrupts_masked,
6944 use_debug_exception_return for MIPS attributes.
6946 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6948 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
6949 Remove a number of t-files from tmake_file.
6950 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
6951 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
6952 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
6953 target_prototype, not TARGET_PROTOTYPE.
6954 (LINK_OS_GNU_SPEC): Define.
6955 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
6956 and darwin-ldoubdle.c.
6958 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6961 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
6962 (cpp_options): Ditto.
6963 (default_compilers): Ditto.
6964 (display_help): Ditto.
6965 (process_command): Ditto.
6967 (set_input): Use lbasename instead of duplicate code.
6968 (save_temps_prefix): New static for -save-temps=obj.
6969 (save_temps_length): Ditto.
6971 * doc/invoke.texi (-save-temps=obj): Document new variant to
6974 2009-04-02 Jeff Law <law@redhat.com>
6976 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
6979 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6981 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
6982 * configure: Regenerated.
6984 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6986 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
6987 share the argument list.
6989 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6993 2009-02-12 Diego Novillo <dnovillo@google.com>
6995 * varpool.c (debug_varpool): New.
6996 * cgraph.h (debug_varpool): Declare.
6998 2009-04-02 Jan Hubicka <jh@suse.cz>
7000 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
7003 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
7005 * config/i386/i386.c (ix86_abi): Move initialization to ...
7006 (override_options): Here.
7008 2009-04-02 Christian Bruel <christian.bruel@st.com>
7010 * config/sh/sh.c (sh_dwarf_register_span): New function.
7011 (TARGET_DWARF_REGISTER_SPAN): Define.
7012 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
7014 2009-04-02 Ira Rosen <irar@il.ibm.com>
7016 PR tree-optimization/39595
7017 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
7018 interleaved loads group is not greater than the SLP group size.
7020 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
7022 * builtins.c (is_builtin_name): New.
7023 (called_as_built_in): Use is_builtin_name.
7024 * tree.h (is_builtin_name): New.
7025 * varasm.c (incorporeal_function_p): Use is_builtin_name
7027 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
7029 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
7031 2009-04-02 Dodji Seketeli <dodji@redhat.com>
7034 * c-decl.c (clone_underlying_type): Move this ...
7035 * c-common.c (set_underlying_type): ... here.
7036 Also, make sure the function properly sets TYPE_STUB_DECL() on
7037 the newly created typedef variant type.
7038 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
7039 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
7042 2009-04-02 Richard Guenther <rguenther@suse.de>
7044 PR tree-optimization/37221
7045 * tree-flow.h (degenerate_phi_result): Declare.
7046 * tree-ssa-dom.c (degenerate_phi_result): Export.
7047 * tree-scalar-evolution.c (analyze_initial_condition): If
7048 the initial condition is defined by a degenerate PHI node
7049 use the degenerate value.
7051 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
7053 PR rtl-optimization/39588
7054 * combine.c (merge_outer_ops): Do not set the constant when this
7056 (simplify_shift_const_1): Do not modify it either in this case.
7058 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
7060 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
7061 tuning is deprecated if -mtune value is set to an Itanium1 variant.
7063 2009-04-01 Janis Johnson <janis187@us.ibm.com>
7066 * c-lex.c (interpret_float): Default (no suffix) is double.
7068 2009-04-1 Xinliang David Li <davidxl@google.com>
7070 * config/i386/i386.c (legitimate_constant_p): Recognize
7071 all one vector constant.
7073 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7075 * config/vax/vax.c: Add #includes to silence warnings.
7076 Change #include order to silence two warnings.
7078 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7080 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
7081 (ASM_SPEC): Pass -k to the assembler for PIC code.
7083 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7085 * config.gcc: Add vax-*-linux* to the switch.
7086 * config/vax/linux.h: New file. (TARGET_VERSION,
7087 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
7089 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7091 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
7092 Use predicate macros instead of GET_CODE() == foo.
7093 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
7094 ashlsi3, rotrsi3, <unnamed>): Likewise.
7096 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7098 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
7099 jbbccihi, jbbccisi): Remova trailing whitespace.
7100 * config/vax/constraints.md: Likewise.
7101 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7102 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
7103 * config/vax/predicates.md: Likewise.
7104 * config/vax/vax.c (print_operand_address, vax_output_int_move,
7105 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
7106 * config/vax/vax.h: Likewise.
7107 * config/vax/vax.md (nonlocal_goto): Likewise.
7109 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7111 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
7112 (indirectable_address_p, adjacent_operands_p): Add spaces around
7114 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
7116 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7118 * config/vax/vax.c (legitimate_constant_address_p,
7119 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
7120 index_term_p, reg_plus_index_p, legitimate_address_p,
7121 vax_mode_dependent_address_p): Update comments to match functions
7122 modified by the recent int->bool conversion.
7124 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7126 * config/vax/builtins.md: Update copyright message.
7127 * config/vax/constraints.md: Likewise.
7128 * config/vax/netbsd-elf.h: Likewise.
7129 * config/vax/predicates.md: Likewise.
7130 * config/vax/vax-protos.h: Likewise.
7131 * config/vax/vax.c: Likewise.
7132 * config/vax/vax.h: Likewise.
7133 * config/vax/vax.md: Likewise.
7134 * config/vax/vax.opt: Likewise.
7136 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7138 * config/vax/builtins.md (ffssi2, ffssi2_internal,
7139 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
7140 * config/vax/constraints.md (B, R): Likewise.
7141 * config/vax/predicates.md (external_memory_operand,
7142 nonimmediate_addsub_di_operand): Likewise.
7143 * config/vax/vax.c (vax_output_int_add): Likewise.
7144 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
7145 untyped_call): Likewise.
7147 2009-04-01 Matt Thomas <matt@3am-software.com>
7149 * config/vax/predicates.md: New file.
7150 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
7151 external_const_operand, nonsymbolic_operand, external_memory_operand,
7152 indirect_memory_operand, indexed_memory_operand,
7153 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
7154 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
7156 * config/vax/constraints.md: New file.
7157 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
7159 * config/vax/builtins.md: New file.
7160 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
7161 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
7163 * config/vax/vax.opt (mqmath): Add option.
7164 * config/vax/vax.md (isfx): Extend with DI.
7165 (VAXintQH, VAXintQHSD): Define.
7166 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
7167 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
7168 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
7169 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
7170 (movdi): Update constraints and use vax_output_int_move().
7171 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
7172 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
7173 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
7174 nonlocal_goto): New.
7175 (mov<mode>): Extend accepted operand types.
7176 (subdi3_old): Rename from subdi3, change update constraints and use
7177 a new implementation.
7178 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
7179 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
7180 MOVE_RATIO, CLEAR_RATIO): Define.
7181 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
7182 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
7183 (PRINT_OPERAND): Redefine using a function instead of inlined code.
7184 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
7185 (split_quadword_operands): Make static and really allow variable
7187 (print_operand_address): Update for PIC generation.
7188 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
7189 indexable_address_p, fixup_mathdi_operand,
7190 vax_expand_addsub_di_operands, adjacent_operands_p): New.
7191 (vax_float_literal, legitimate_constant_p,
7192 indirectable_constant_address_p, index_term_p,
7193 reg_plus_index_p): Return bool instead of int.
7194 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
7196 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
7198 (vax_output_conditional_branch): Indent.
7199 (legitimate_constant_address_p, indirectable_constant_address_p,
7200 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
7201 vax_mode_dependent_address_p): Return bool instead of int, update for
7203 * config/vax/vax-protos.h (legitimate_constant_address_p,
7204 legitimate_constant_p, legitimate_address_p,
7205 vax_mode_dependent_address_p): Change declaration to bool.
7206 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
7207 vax_expand_addsub_di_operands, vax_output_int_subtract,
7208 vax_output_movmemsi): Declare.
7209 (split_quadword_operands, vax_float_literal): Delete declaration.
7210 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
7211 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
7212 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
7213 ASM_OUTPUT_DWARF_PCREL): Define.
7214 (ASM_SPEC): Change definition to allow PIC generation.
7216 2009-04-01 Steve Ellcey <sje@cup.hp.com>
7218 * doc/sourcebuild.texi: Update front-end requirements.
7220 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7223 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
7224 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
7225 (booldi3_internal3): Use boolean_or_operator instead of
7228 2009-04-01 Joseph Myers <joseph@codesourcery.com>
7231 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
7232 declarator whose size is not an integer constant expression but
7233 folds to an integer constant, then treat it as a constant
7236 2009-04-01 Richard Guenther <rguenther@suse.de>
7238 * fold-const.c (fold_plusminus_mult_expr): Do not fold
7239 i * 4 + 2 to (i * 2 + 1) * 2.
7241 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7244 * c-parser.c (c_parser_asm_statement): Skip until close paren and
7245 return if c_parser_asm_string_literal returned NULL.
7247 2009-04-01 Nick Clifton <nickc@redhat.com>
7249 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
7251 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
7252 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
7253 other typedefs to avoid conflicts with libgcc2.c. Define labels
7254 to gain 16-bit bit-manipulation functions from libgcc2.c and then
7256 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
7257 to gain 16-bit trapping arithmetic functions from libgcc2.c and
7260 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
7262 * varasm.c (default_function_rodata_section): Declare DOT as
7265 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
7266 Andrey Galkin <agalkin@hypercom.com>
7269 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
7270 Make object_name unique for each process.
7272 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7275 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
7276 addressable variables in the parallel that could go out of scope while
7277 running queued tasks.
7279 2009-04-01 Anatoly Sokolov <aesok@post.ru>
7281 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
7282 (CASE_VALUES_THRESHOLD): Redefine.
7283 * config/avr/avr.c (avr_override_options): Remove initialization of
7284 avr_case_values_threshold variable.
7285 (avr_case_values_threshold): Remove variable. Add new function.
7286 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
7287 * config/avr/avr.opt (mno-tablejump): Remove option.
7288 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
7290 2009-04-01 DJ Delorie <dj@redhat.com>
7292 * varasm.c (default_function_rodata_section): Don't assume
7293 anything about where the first '.' in the section name is.
7295 2009-04-01 Alan Modra <amodra@bigpond.net.au>
7297 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
7298 rs6000_emit_stack_tie.
7300 2009-03-31 Ian Lance Taylor <iant@google.com>
7302 * tree-eh.c (tree_remove_unreachable_handlers): Compare
7303 gimple_code with GIMPLE_RESX, not RESX.
7305 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7307 * c-common.c (c_get_ident): New.
7308 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
7310 2009-04-01 Ben Elliston <bje@au.ibm.com>
7312 * config/rs6000/sysv4.opt (msdata): Improve option description.
7314 2009-03-31 Steve Ellcey <sje@cup.hp.com>
7316 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
7317 (divdf3_internal_lat): Remove.
7318 (divxf3_internal_lat): Remove.
7319 (divxf3_internal_thr): Remove.
7320 (divxf): Use divxf3_internal.
7321 * config/ia64/div.md (divsf3_internal_lat): New.
7322 (divdf3_internal_lat): New.
7323 (divxf3_internal): New.
7325 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7328 * Makefile.in (USE_GCC_STDINT): Define.
7329 (stmp-int-hdrs): Install stdint.h if applicable.
7330 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
7332 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
7333 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
7334 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7335 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7336 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7337 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7338 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7339 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7340 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7341 (c_common_nodes_and_builtins): Initialize
7342 underlying_wchar_type_node. Do not initialize
7343 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
7344 nodes for new types.
7345 (c_stddef_cpp_builtins): Define macros for new types.
7346 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
7348 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
7349 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
7350 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
7351 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
7352 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
7353 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
7354 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
7355 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
7356 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
7357 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
7358 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
7359 int16_type_node, int32_type_node, int64_type_node,
7360 uint8_type_node, uint16_type_node, c_uint32_type_node,
7361 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
7362 int_least32_type_node, int_least64_type_node,
7363 uint_least8_type_node, uint_least16_type_node,
7364 uint_least32_type_node, uint_least64_type_node,
7365 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
7366 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
7367 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
7368 uintptr_type_node): Define.
7369 * c-cppbuiltin.c (builtin_define_constants,
7370 builtin_define_type_minmax): New.
7371 (builtin_define_stdint_macros): Define more macros.
7372 (c_cpp_builtins): Define more limit macros.
7374 (builtin_define_type_max): Define in terms of
7375 builtin_define_type_minmax. Remove is_long parameter. All
7377 * config.gcc (use_gcc_stdint): Define.
7378 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
7379 Add newlib-stdint.h for generic targets.
7380 * config/glibc-stdint.h, config/newlib-stdint.h,
7381 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
7382 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
7383 * config/score/score.h (UINTPTR_TYPE): Define.
7384 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7385 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7386 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7387 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7388 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7389 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7390 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7391 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7392 * config/spu/spu.h (STDINT_LONG32): Define.
7393 * configure.ac (use_gcc_stdint): Substitute.
7394 * configure: Regenerate.
7395 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
7396 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
7397 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
7398 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
7399 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
7400 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
7401 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
7402 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
7403 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
7404 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
7405 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
7406 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
7407 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
7408 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
7409 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
7410 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
7411 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
7412 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
7413 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
7414 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
7415 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
7416 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
7417 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7418 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7419 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7420 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7421 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7422 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7423 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
7425 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
7427 * loop-iv.c (suitable_set_for_replacement): Renamed from
7428 simplify_using_assignment; changed to return bool and to accept new
7429 args DEST and SRC. Return true iff we find a source/destination pair
7430 that can be used to make a replacement, and fill SRC and DEST if so.
7431 Remove arg ALTERED. Don't deal with altered regs here. All callers
7433 (simplify_using_initial_values): Deal with altered regs here and track
7434 more precisely the effect they have on the validity of our expression.
7436 * loop-iv.c (simplify_using_condition): A condition of the form
7437 (EQ REG CONST) can be used to simply make a substitution.
7438 (simplify_using_initial_values): Keep track of conditions we have seen
7439 and keep using them to simplify new expressions, while applying the
7440 same substitutions to them as to the expression.
7442 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7443 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
7446 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
7447 changed. Use this when trying to improve the upper bound.
7448 Generate the comparison by using simplify_gen_relational.
7450 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
7452 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
7454 (simplify_using_assignment, simplify_using_initial_values): Call
7455 replace_in_expr to make replacements. Call replace_single_def_regs
7456 once on the initial version of the expression.
7458 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7461 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
7463 2009-03-31 Richard Guenther <rguenther@suse.de>
7466 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
7467 equality comparisons. Fold C - X CMP X if C % 2 == 1.
7469 2009-03-31 Richard Guenther <rguenther@suse.de>
7471 * tree.h (div_if_zero_remainder): Declare.
7472 * fold-const.c (div_if_zero_remainder): Export.
7473 * tree-ssa-forwprop.c
7474 (forward_propagate_addr_into_variable_array_index): Handle
7475 constant array index addition outside of the variable index.
7477 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7480 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
7481 define_splits, floatunssi<mode>2): Require x87 conversions from
7482 DImode to be permitted.
7484 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7486 PR preprocessor/15638
7487 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
7489 2009-03-31 Richard Guenther <rguenther@suse.de>
7493 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
7494 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
7495 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
7496 a separate statement.
7497 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
7498 (lookup_tmp_var): Likewise.
7499 (is_gimple_formal_tmp_or_call_rhs): Remove.
7500 (is_gimple_reg_or_call_rhs): Rename to ...
7501 (is_gimple_reg_rhs_or_call): ... this.
7502 (is_gimple_mem_or_call_rhs): Rename to ...
7503 (is_gimple_mem_rhs_or_call): ... this.
7504 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
7505 DECL_GIMPLE_REG_P only if is_formal is true.
7506 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
7507 for non-proper post-modify expression gimplification.
7508 (gimplify_self_mod_expr): For post-modify expressions gimplify
7509 the lvalue to a minimal lvalue.
7510 (rhs_predicate_for): Remove formal temp case.
7511 (gimplify_modify_expr_rhs): Likewise.
7512 (gimplify_addr_expr): Use is_gimple_reg.
7513 (gimplify_expr): Remove formal temp cases.
7514 (gimple_regimplify_operands): Likewise.
7515 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
7516 and FILTER_EXPR like constants.
7517 * gimple.c (walk_gimple_op): Fix val_only initialization, use
7519 (is_gimple_formal_tmp_rhs): Remove.
7520 (is_gimple_reg_rhs): Remove special casing.
7521 (is_gimple_mem_rhs): Fix.
7522 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
7523 (is_gimple_formal_tmp_var): Remove.
7524 (is_gimple_formal_tmp_reg): Likewise.
7525 (is_gimple_min_lval): Allow invariant component ref parts.
7526 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
7527 is_gimple_formal_tmp_reg): Remove declarations.
7528 * tree-cfg.c (verify_expr): Verify that variables with address
7529 taken do not have DECL_GIMPLE_REG_P set.
7530 * tree-mudflap.c (mf_build_check_statement_for): Use
7531 force_gimple_operand instead of gimplify_expr.
7533 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
7535 * modulo-sched.c (sms_schedule_by_order): Pass the actual
7536 schedulable rows to compute_split_row.
7538 2009-03-31 Ben Elliston <bje@au.ibm.com>
7541 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
7544 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7546 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
7547 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
7548 * configure: Regenerate.
7549 * config.in: Regenerate.
7550 * config/rs6000/rs6000.opt (mtls-markers): Add.
7551 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
7552 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
7553 (tls_ld_aix, tls_ld_sysv): Likewise.
7554 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
7555 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
7557 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7559 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
7561 2009-03-30 Jan Hubicka <jh@suse.cz>
7563 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
7565 (tree_remove_unreachable_handlers): Cleanup EH predecestor
7566 detection and label handling.
7568 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7570 * ira-int.h (ira_allocno): Rename left_conflicts_num to
7571 left_conflicts_size.
7572 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
7573 ALLOCNO_LEFT_CONFLICTS_SIZE.
7575 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
7576 remove_allocno_from_bucket_and_push,
7577 allocno_spill_priority_compare, push_allocnos_to_stack,
7578 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7579 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
7580 (setup_allocno_left_conflicts_num): Ditto. Rename to
7581 setup_allocno_left_conflicts_size.
7582 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7583 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
7584 setup_allocno_left_conflicts_size instead of
7585 setup_allocno_left_conflicts_num.
7587 * ira-build.c (ira_create_allocno): Use
7588 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
7589 ALLOCNO_LEFT_CONFLICTS_NUM.
7591 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7593 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7594 instead of DF_LR_OUT.
7596 * ira-lives.c (process_bb_node_lives): Ditto.
7598 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7599 instead of DF_LR_{OUT,IN}.
7601 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7603 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7605 2009-03-30 Jan Hubicka <jh@suse.cz>
7607 * except.c (label_to_region_map): Fix thinko.
7609 2009-03-30 Steve Ellcey <sje@cup.hp.com>
7612 * tree.h (tree_find_value): New declaration.
7613 * tree.c (tree_find_value): New function.
7614 * varasm.c (assemble_external): Avoid duplicate entries on lists.
7616 2009-03-30 Jakub Jelinek <jakub@redhat.com>
7619 * c-decl.c (struct c_binding): Add locus field.
7620 (bind): Add locus argument, set locus field from it.
7621 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
7622 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
7623 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
7624 implicitly_declare, undeclared_variable, lookup_label,
7625 declare_label, c_make_fname_decl, c_builtin_function,
7626 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
7629 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
7632 * config/i386/i386.c (classify_argument): Check total size of
7635 2009-03-30 Martin Jambor <mjambor@suse.cz>
7637 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
7638 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
7639 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
7642 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
7643 seen_variable_array_ref while also traversing a union.
7645 * tree-inline.c (optimize_inline_calls): Do not call
7646 cgraph_node_remove_callees.
7647 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
7648 (pass_remove_cgraph_callee_edges): New variable.
7649 * passes.c (init_optimization_passes): Add
7650 pass_remove_cgraph_callee_edges after early inlining and before all
7651 late intraprocedural passes.
7653 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
7655 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7657 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
7660 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7662 * combine.c (simplify_comparison): Use have_insn_for.
7663 * dojump.c (do_jump): Likewise.
7665 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7667 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
7668 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
7669 sparc_compare_op0 like sparc_compare_emitted used to be handled.
7670 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
7671 instead of sparc_compare_emitted.
7672 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
7673 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
7674 instead of sparc_compare_emitted.
7676 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7678 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
7679 enter/exit cfglayout mode.
7680 (pass_partition_block): Require it.
7681 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
7682 (combine_instructions): Track basic blocks instead of labels.
7683 (update_cfg_for_uncondjump): New.
7684 (try_combine): Use it. Update jumps after rescanning.
7685 (pass_combine): Require PROP_cfglayout.
7686 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
7688 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7690 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
7691 Provide/destroy PROP_cfglayout respectively.
7692 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
7693 * tree-pass.h (PROP_cfglayout): New.
7695 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7697 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
7698 fold_convert_const_fixed_from_fixed,
7699 fold_convert_const_fixed_from_int,
7700 fold_convert_const_fixed_from_real, fold_negate_const): Do not
7701 set TREE_CONSTANT_OVERFLOW.
7702 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
7703 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
7705 2009-03-30 Ira Rosen <irar@il.ibm.com>
7707 * tree-vect-loop-manip.c: New file.
7708 * tree-vectorizer.c: Update documentation and included files.
7709 (vect_loop_location): Make extern.
7710 (rename_use_op): Move to tree-vect-loop-manip.c
7711 (rename_variables_in_bb, rename_variables_in_loop,
7712 slpeel_update_phis_for_duplicate_loop,
7713 slpeel_update_phi_nodes_for_guard1,
7714 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
7715 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
7716 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
7717 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
7718 find_loop_location): Likewise.
7719 (new_stmt_vec_info): Move to tree-vect-stmts.c.
7720 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
7721 get_vectype_for_scalar_type, vect_is_simple_use,
7722 supportable_widening_operation, supportable_narrowing_operation):
7724 (bb_in_loop_p): Move to tree-vect-loop.c.
7725 (new_loop_vec_info, destroy_loop_vec_info,
7726 reduction_code_for_scalar_code, report_vect_op,
7727 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
7728 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
7729 (vect_supportable_dr_alignment): Likewise.
7730 * tree-vectorizer.h (tree-data-ref.h): Include.
7731 (vect_loop_location): Declare.
7732 Reorganize function declarations according to the new file structure.
7733 * tree-vect-loop.c: New file.
7734 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
7735 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
7736 * tree-vect-data-refs.c: New file.
7737 * tree-vect-patterns.c (timevar.h): Don't include.
7738 * tree-vect-stmts.c: New file.
7739 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
7740 tree-vect-slp.c, tree-vect-loop.c.
7741 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
7742 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
7743 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
7744 (tree-vect-analyze.o): Remove.
7745 (tree-vect-transform.o): Likewise.
7746 (tree-vect-data-refs.o): Add rule.
7747 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
7748 tree-vect-slp.o): Likewise.
7749 (tree-vect-patterns.o): Remove redundant dependencies.
7750 (tree-vectorizer.o): Likewise.
7751 * tree-vect-slp.c: New file.
7753 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7755 * optc-gen.awk: Warn if an option flag has multiple different
7758 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
7760 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
7761 -floop-block): Document dependences on PPL, CLooG and Graphite.
7763 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7765 PR rtl-optimization/323
7766 * c-common.c (c_fully_fold, convert_and_check,
7767 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
7768 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
7769 * c-common.def (EXCESS_PRECISION_EXPR): New.
7770 * c-cppbuiltin.c (builtin_define_float_constants): Define
7771 constants with enough digits for long double.
7772 * c-lex.c (interpret_float): Interpret constant with excess
7773 precision where appropriate.
7774 * c-opts.c (c_common_post_options): Set
7775 flag_excess_precision_cmdline. Give an error for
7776 -fexcess-precision=standard for C++ for processors where the
7777 option is significant.
7778 * c-parser.c (c_parser_conditional_expression): Handle excess
7779 precision in condition.
7780 * c-typeck.c (convert_arguments): Handle arguments with excess
7782 (build_unary_op): Move excess precision outside operation.
7783 (build_conditional_expr): Likewise.
7784 (build_compound_expr): Likewise.
7785 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
7786 (build_modify_expr): Handle excess precision in RHS.
7787 (convert_for_assignment): Handle excess precision in converted
7789 (digest_init, output_init_element, process_init_element): Handle
7790 excess precision in initializer.
7791 (c_finish_return): Handle excess precision in return value.
7792 (build_binary_op): Handle excess precision in operands and add
7793 excess precision as needed for operation.
7794 * common.opt (-fexcess-precision=): New option.
7795 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
7796 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
7797 For standard excess precision, output explicit conversion to and
7798 truncation from XFmode.
7799 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
7800 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
7801 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
7802 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
7803 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
7804 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
7805 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
7806 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
7807 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
7808 define_splits, sqrt<mode>2): Disable where appropriate for
7809 standard excess precision.
7810 * convert.c (convert_to_real): Do not shorten arithmetic to type
7811 for which excess precision would be used.
7812 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
7813 * doc/invoke.texi (-fexcess-precision=): Document option.
7814 (-mfpmath=): Correct index entry.
7815 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
7816 flag_excess_precision): New.
7817 * langhooks.c (lhd_post_options): Set
7818 flag_excess_precision_cmdline.
7819 * opts.c (common_handle_option): Handle -fexcess-precision=.
7820 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
7821 init_excess_precision): New.
7822 (lang_dependent_init_target): Call init_excess_precision.
7823 * tree.c (excess_precision_type): New.
7824 * tree.h (excess_precision_type): Declare.
7826 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7829 * c-typeck.c (build_component_ref): Do not copy qualifiers from
7830 non-lvalue to component.
7832 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7834 PR preprocessor/34695
7835 * Makefile.in (c-opts.o): Depend on c-tree.h.
7836 * c-common.c: Move down include of diagnostic.h.
7837 (done_lexing, c_cpp_error): New.
7838 * c-common.h (done_lexing): Declare.
7839 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
7841 * c-opts.c: Include c-tree.h.
7842 (c_common_init_options): Set preprocessor error callback.
7843 (c_common_handle_option): Do not set preprocessor
7844 inhibit_warnings, warnings_are_errors, warn_system_headers,
7845 pedantic_errors or inhibit_warnings flags.
7846 (c_common_post_options): Do not check cpp_errors (parse_in).
7847 (c_common_finish): Do not output dependencies if there were
7848 errors. Do not check return value of cpp_finish.
7849 * c-ppoutput.c (pp_file_change): Set input_location.
7850 * c-tree.h (c_cpp_error): Declare.
7851 * diagnostic.c (diagnostic_set_info_translated): Also initialize
7853 (diagnostic_build_prefix): Check override_column.
7854 * diagnostic.h (diagnostic_info): Add override_column field.
7855 (diagnostic_override_column): Define.
7857 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
7859 * c-common.c (c_expand_expr, c_staticp): Remove.
7860 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
7861 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
7862 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
7863 * c-gimplify.c (gimplify_compound_literal_expr,
7864 optimize_compound_literals_in_ctor): Remove.
7865 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
7866 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
7867 * c-semantics.c (emit_local_var): Remove.
7869 * langhooks-def.h (lhd_expand_expr): Remove.
7870 * langhooks.c (lhd_expand_expr): Remove.
7871 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
7873 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
7874 handling from c-semantics.c; don't call into langhook.
7875 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
7876 * gimplify.c (gimplify_compound_literal_expr,
7877 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
7878 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
7879 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
7880 as was done in c-gimplify.c.
7881 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
7882 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
7883 Move from c-common.h.
7884 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
7886 * tree.c (staticp): Do not call langhook.
7887 * langhooks.c (lhd_staticp): Delete.
7888 * langhooks-def.h (lhd_staticp): Delete prototype.
7889 (LANG_HOOKS_STATICP): Delete.
7890 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
7892 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
7893 instead of DECL_STMTs.
7895 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7903 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
7905 (fold_call_expr): Return a NOP_EXPR from folding rather than the
7906 contained expression.
7907 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
7908 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
7909 conditional expressions for C.
7910 (decl_constant_value_for_optimization): Move from
7911 decl_constant_value_for_broken_optimization in c-typeck.c. Check
7912 whether optimizing and that the expression is a VAR_DECL not of
7913 array type instead of doing such checks in the caller. Do not
7914 check pedantic. Call gcc_unreachable for C++.
7915 * c-common.def (C_MAYBE_CONST_EXPR): New.
7916 * c-common.h (c_fully_fold, c_save_expr,
7917 decl_constant_value_for_optimization): New prototypes.
7918 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7919 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7920 EXPR_INT_CONST_OPERANDS): Define.
7921 * c-convert.c (convert): Strip nops from expression.
7922 * c-decl.c (groktypename): Take extra parameters expr and
7923 expr_const_operands. Update call to grokdeclarator.
7924 (start_decl): Update call to grokdeclarator. Add statement for
7925 expressions used in type of decl.
7926 (grokparm): Update call to grokdeclarator.
7927 (push_parm_decl): Update call to grokdeclarator.
7928 (build_compound_literal): Add parameter non_const and build a
7929 C_MAYBE_COSNT_EXPR if applicable.
7930 (grokdeclarator): Take extra parameters expr and
7931 expr_const_operands. Track expressions used in declaration
7932 specifiers and declarators. Fold array sizes and track whether
7933 they are constant expressions and whether they are integer
7934 constant expressions.
7935 (parser_xref_tag): Set expr and expr_const_operands fields in
7937 (grokfield): Update call to grokdeclarator.
7938 (start_function): Update call to grokdeclarator.
7939 (build_null_declspecs): Set expr and expr_const_operands fields in
7941 (declspecs_add_type): Handle expressions in typeof specifiers.
7942 * c-parser.c (c_parser_declspecs): Set expr and
7943 expr_const_operands fields for declaration specifiers.
7944 (c_parser_enum_specifier): Likewise.
7945 (c_parser_struct_or_union_specifier): Likewise.
7946 (c_parser_typeof_specifier): Likewise. Update call to
7947 groktypename. Fold expression as needed. Return expressions with
7948 type instead of adding statements.
7949 (c_parser_attributes): Update calls to c_parser_expr_list.
7950 (c_parser_statement_after_labels): Fold expression before passing
7951 to objc_build_throw_stmt.
7952 (c_parser_condition): Fold expression.
7953 (c_parser_asm_operands): Fold expression.
7954 (c_parser_conditional_expression): Use c_save_expr. Update call
7955 to build_conditional_expr.
7956 (c_parser_alignof_expression): Update call to groktypename.
7957 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
7958 original_code. Fold expression argument of va_arg. Create
7959 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
7960 argument to va_arg. Update calls to groktypename. Fold array
7961 index for offsetof. Verify that first argument to
7962 __builtin_choose_expr has integer type.
7963 (c_parser_postfix_expression_after_paren_type): Update calls to
7964 groktypename and build_compound_literal. Handle expressions with
7965 side effects in type name.
7966 (c_parser_postfix_expression_after_primary): Update call to
7967 c_parser_expr_list. Set original_code for calls to
7968 __builtin_constant_p.
7969 (c_parser_expr_list): Take extra parameter fold_p. Fold
7970 expressions if requested.
7971 (c_parser_objc_type_name): Update call to groktypename.
7972 (c_parser_objc_synchronized_statement): Fold expression.
7973 (c_parser_objc_receiver): Fold expression.
7974 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
7975 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
7976 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
7977 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
7978 (struct c_typespec): Add elements expr and expr_const_operands.
7979 (struct c_declspecs): Add elements expr and expr_const_operands.
7980 (groktypename, build_conditional_expr, build_compound_literal):
7982 (in_late_binary_op): Declare.
7983 * c-typeck.c (note_integer_operands): New function.
7984 (in_late_binary_op): New variable.
7985 (decl_constant_value_for_broken_optimization): Move to c-common.c
7986 and rename to decl_constant_value_for_optimization.
7987 (default_function_array_conversion): Do not strip nops.
7988 (default_conversion): Do not call
7989 decl_constant_value_for_broken_optimization.
7990 (build_array_ref): Do not fold result.
7991 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
7992 result when operand is a VLA.
7993 (c_expr_sizeof_type): Update call to groktypename. Handle
7994 expressions included in type name. Use C_MAYBE_CONST_EXPR for
7995 result when operand names a VLA type.
7996 (build_function_call): Update call to build_compound_literal.
7997 Only fold result for calls to __builtin_* functions. Strip
7998 NOP_EXPR from INTEGER_CST returned from such functions. Fold
7999 the function designator.
8000 (convert_arguments): Fold arguments. Update call to
8001 convert_for_assignment.
8002 (build_unary_op): Handle increment and decrement of
8003 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
8004 decrement earlier. Fold operand of increment and decrement.
8005 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
8006 built for integer operand. Wrap returns that are INTEGER_CSTs
8007 without being integer constant expressions or that have integer
8008 constant operands without being INTEGER_CSTs.
8009 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
8010 (build_conditional_expr): Add operand ifexp_bcp. Track whether
8011 result is an integer constant expression or can be used in
8012 unevaluated parts of one and avoid folding and wrap as
8013 appropriate. Fold operands before possibly doing -Wsign-compare
8015 (build_compound_expr): Wrap result for C99 if operands can be used
8016 in integer constant expressions.
8017 (build_c_cast): Update call to digest_init. Do not ignore
8018 overflow from casting floating-point constants to integers. Wrap
8019 results that could be confused with integer constant expressions,
8020 null pointer constants or floating-point constants.
8021 (c_cast_expr): Update call to groktypename. Handle expressions
8022 included in type name.
8023 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
8024 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
8025 Update calls to convert_for_assignment.
8026 (convert_for_assignment): Take new parameter
8027 null_pointer_constant. Do not strip nops or call
8028 decl_constant_value_for_broken_optimization. Set
8029 in_late_binary_op for conversions to boolean.
8030 (store_init_value): Update call to digest_init.
8031 (digest_init): Take new parameter null_pointer_constant. Do not
8032 call decl_constant_value_for_broken_optimization. pedwarn for
8033 initializers not constant expressions. Update calls to
8034 convert_for_assignment.
8035 (constructor_nonconst): New.
8036 (struct constructor_stack): Add nonconst element.
8037 (really_start_incremental_init, push_init_level, pop_init_level):
8038 Handle constructor_nonconst and nonconst element.
8039 (set_init_index): Call constant_expression_warning for array
8041 (output_init_element): Fold value. Set constructor_nonconst as
8042 applicable. pedwarn for initializers not constant expressions.
8043 Update call to digest_init. Call constant_expression_warning
8044 where constant initializers are required.
8045 (process_init_element): Use c_save_expr.
8046 (c_finish_goto_ptr): Fold expression.
8047 (c_finish_return): Fold return value. Update call to
8048 convert_for_assignment.
8049 (c_start_case): Fold switch expression.
8050 (c_process_expr_stmt): Fold expression.
8051 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
8052 ensure statement expression is not evaluated in constant expression.
8053 (build_binary_op): Track whether results are integer constant
8054 expressions or may occur in such, disable folding and wrap results
8055 as applicable. Fold operands for -Wsign-compare warnings unless
8057 (c_objc_common_truthvalue_conversion): Handle results folded to
8058 integer constants that are not integer constant expressions.
8059 * doc/extend.texi: Document when typeof operands are evaluated,
8060 that condition of __builtin_choose_expr is an integer constant
8061 expression, and more about use of __builtin_constant_p in
8064 2009-03-29 Richard Guenther <rguenther@suse.de>
8066 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
8067 propagate addresses of array references.
8069 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
8071 * regmove.c (perhaps_ends_bb_p): Remove.
8072 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
8073 from INSN and check that the main loop stays within that basic block.
8074 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
8075 (regmove_forward_pass): Split out from regmove_optimize. Use
8076 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
8077 (regmove_backward_pass): Split out from regmove_optimize. Use
8078 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
8079 (regmove_optimize): Simplify.
8081 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
8084 * config/i386/i386.c (classify_argument): Ignore flexible array
8085 member in struct and warn ABI change.
8087 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
8089 * config/i386/i386-protos.h (ix86_agi_dependent): New.
8091 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
8092 (ix86_adjust_cost): Updated.
8094 2009-03-29 Jan Hubicka <jh@suse.cz>
8097 * tree-pass.h (pass_cleanup_eh): New function.
8098 (remove_unreachable_regions): Break code handling RTL
8099 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
8100 that can not be reached by runtime.
8101 (can_be_reached_by_runtime): New function.
8102 (label_to_region_map): New function.
8103 (num_eh_regions): New function.
8104 (rtl_remove_unreachable_regions): New function.
8105 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
8106 (remove_eh_region): New function.
8107 * except.h: Include sbitmap and vecprim.
8108 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
8109 num_eh_regions): Declare.
8110 * passes.c (init_optimization_passes): Schedule cleanup_eh.
8111 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
8112 * tree-eh.c (tree_remove_unreachable_handlers): New function.
8113 (tree_empty_eh_handler_p): New function.
8114 (cleanup_empty_eh): New function.
8115 (cleanup_eh): New function.
8116 (pass_cleanup_eh): New function.
8118 2009-03-29 Jan Hubicka <jh@suse.cz>
8120 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
8121 for removed regions.
8123 2009-03-29 Jan Hubicka <jh@suse.cz>
8125 * except.c (dump_eh_tree): Dump all datastructures.
8127 2009-03-29 Jan Hubicka <jh@suse.cz>
8129 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
8130 (duplicate_eh_regions_1): Likewise.
8131 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
8132 vector; call EH verification.
8133 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8134 Be ready for region being removed.
8136 2009-03-29 Jan Hubicka <jh@suse.cz>
8138 * bitmap.c (bitmap_last_set_bit): New function.
8139 * bitmap.h (bitmap_last_set_bit): Declare.
8141 2009-03-29 David Ayers <ayers@fsfe.org>
8144 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
8145 by calling objc_compare_types and surpress warnings about
8146 incompatible C pointers that are compatible ObjC pointers.
8148 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
8150 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
8151 call initialize_inline_failed.
8152 (initialize_inline_failed): Move it from here ...
8153 * cgraph.c (initialize_inline_failed): ... to here.
8154 (cgraph_create_edge): Call initialize_inline_failed rather than
8155 setting inline_failed directly.
8157 2009-03-29 Ben Elliston <bje@au.ibm.com>
8160 * sysv4.opt (msdata): Improve comment.
8161 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
8162 * sysv4.h (SVR4_ASM_SPEC): Likewise.
8164 2009-03-29 Ben Elliston <bje@au.ibm.com>
8167 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
8168 load and store attributes.
8170 2009-03-29 Ben Elliston <bje@au.ibm.com>
8172 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
8173 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
8174 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
8175 * doc/extend.texi (X86 Built-in Functions): Add index entries for
8176 __builtin_infq and __builtin_huge_valq.
8178 2009-03-28 Anatoly Sokolov <aesok@post.ru>
8180 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
8182 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8183 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
8185 2009-03-28 Xinliang David Li <davidxl@google.com>
8187 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
8188 (do_dbg_cnt): New function.
8190 2009-03-28 Jan Hubicka <jh@suse.cz>
8192 Merge from pretty-ipa:
8194 2009-03-27 Jan Hubicka <jh@suse.cz>
8196 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8197 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
8198 * passes.c (function_called_by_processed_nodes_p): New.
8199 * ipa-pure-const.c (check_call): Fix handling of operands.
8200 (analyze_function): Dump debug output for skipped bodies.
8201 (local_pure_const): Use function_called_by_processed_nodes_p.
8202 * dwarf2out.c (reference_to_unused): Use output.
8203 * passes.c (do_per_function_toporder): Likewise.
8205 2008-11-12 Jan Hubicka <jh@suse.cz>
8207 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
8208 * ipa-pure-const.c (funct_state_d): Add can throw field; make
8209 state_set_in_source enum
8210 (check_decl): Ignore memory tags; do not set fake looping flags;
8212 (check_operand, check_tree, check_rhs_var, check_lhs_var,
8213 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
8214 (check_call, analyze_function): Rewrite.
8216 (add_new_function): Update call of analyze_function.
8217 (generate_summary): Add call of analyze_function.
8218 (propagate): Propagate can_throw; handle state_set_in_source correctly.
8219 (local_pure_const): New function.
8220 (pass_local_pure_const): New pass.
8221 * ipa-inline.c (inline_transform): Set after_inlining.
8222 * tree-eh.c (stmt_can_throw_external): New.
8223 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
8224 work with aliasing built.
8225 * tree-flow.h (stmt_can_throw_external): New.
8226 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
8227 and local pure/const pass in early and late optimization queue.
8229 2009-03-28 Martin Jambor <mjambor@suse.cz>
8231 * fold-const.c (get_pointer_modulus_and_residue): New parameter
8233 (fold_binary): Allow function decl aligment consideration is the
8234 second argument is integer constant one.
8235 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
8236 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
8237 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
8239 2009-03-28 Jan Hubicka <jh@suse.cz>
8241 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
8242 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
8243 * function.h (rtl_data): Add nothrow flag.
8244 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
8245 set DECL_NOTHROW for AVAILABLE functions.
8247 2009-03-28 Jakub Jelinek <jakub@redhat.com>
8249 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
8250 following vector keyword has expansion starting with pixel or bool
8251 keyword, expand vector to __vector and pixel or bool to __pixel or
8255 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
8256 warn_if_disallowed_function_p): Removed.
8257 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
8258 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
8259 warning_if_disallowed_function_p.
8260 * flags.h (warn_if_disallowed_function_p,
8261 warn_disallowed_functions): Removed.
8262 * common.opt (Wdisallowed-function-list=): Removed.
8263 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
8265 2009-03-28 Richard Guenther <rguenther@suse.de>
8267 PR tree-optimization/38723
8268 * tree-ssa-pre.c (compute_avail): Add all default definitions to
8271 2009-03-28 Jan Hubicka <jh@suse.cz>
8273 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
8274 test introduced by my previous patch.
8276 2009-03-28 Richard Guenther <rguenther@suse.de>
8278 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
8279 the PHIs value undefined.
8281 2009-03-28 Jan Hubicka <jh@suse.cz>
8283 * tree-pass.h (pass_fixup_cfg): New pass.
8284 * ipa-inline.c (inline_transform): Set
8285 always_inline_functions_inlined/after_inlining.
8286 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
8287 (pass_fixup_cfg): New pass.
8288 * passes.c (init_optimization_passes): Add fixup_cfg.
8290 2009-03-28 Richard Guenther <rguenther@suse.de>
8292 PR tree-optimization/38458
8293 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
8294 argument use the arguments copy-of value.
8296 2009-03-28 Richard Guenther <rguenther@suse.de>
8298 PR tree-optimization/38180
8299 * tree-ssa-ccp.c (get_default_value): Simplify.
8300 (likely_value): Likewise.
8301 (surely_varying_stmt_p): Properly handle VOP case.
8302 (ccp_initialize): Likewise.
8303 (ccp_fold): Handle propagating through *&.
8304 (fold_const_aggregate_ref): Also handle decls.
8306 2009-03-28 Jan Hubicka <jh@suse.cz>
8308 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8309 * cgraph.h (cgraph_node): Likewise.
8310 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
8311 (cgraph_reset_node): Use process flag.
8312 (cgraph_mark_functions_to_output): Likewise.
8313 (cgraph_expand_function): Likewise.
8314 (cgraph_expand_all_functions): Likewise.
8315 (cgraph_output_in_order): Likewise.
8316 * dwarf2out.c (reference_to_unused): Likewise.
8317 * passes.c do_per_function_toporder): Likewise.
8319 2009-03-28 Jan Hubicka <jh@suse.cz>
8321 Bring from lto-branch:
8323 2008-09-03 Doug Kwan <dougkwan@google.com>
8325 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
8326 enums instead of reason strings.
8327 * cgraph.c (cgraph_create_edge): Same.
8328 (cgraph_inline_failed_string): New function.
8329 * cgraph.h (cgraph_inline_failed_t): New enum type.
8330 (cgraph_inline_failed_string): New prototype.
8331 (struct cgraph_edge): Change type of INLINED_FAILED from constant
8332 char pointer to cgraph_inline_failed_t.
8333 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
8334 (cgraph_default_inline_p): Ditto.
8335 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
8336 to cgraph_inline_failed_t pointer.
8337 * cif-code.def: New file.
8338 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
8340 (cgraph_check_inline_limits): Change type of REASON to pointer to
8341 cgraph_inline_failed_t. Replace reason strings with enums.
8342 (cgraph_default_inline_p): Ditto.
8343 (cgraph_recursive_inlining_p): Ditto.
8344 (update_caller_keys): Change type of FAILED_REASON to
8345 cgraph_inline_failed_t.
8346 (cgraph_set_inline_failed): Change type of REASON to pointer to
8347 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
8348 convert enums to strings for text output.
8349 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
8350 to be of type cgraph_inline_failed_t. Replace reason strings with
8351 enums. Call cgraph_inline_failed_string to covert enums
8352 to strings for text output.
8353 (cgraph_decide_inlining): Replace reason strings with enums.
8354 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
8355 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
8357 * tree-inline.c (expand_call_inline): Change type of REASON
8358 to cgraph_inline_failed_t. Replace reason strings with enums.
8359 Call cgraph_inline_failed_string for text output.
8360 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
8363 2009-03-28 Jan Hubicka <jh@suse.cz>
8365 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
8366 cgraph_clone_node): Remove master clone handling.
8367 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8368 * cgraph.h (master_clone): Remove.
8369 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8370 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
8371 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8373 2009-03-28 Jan Hubicka <jh@suse.cz>
8375 * cgraph.c (cgraph_function_body_availability): Functions declared
8376 inline are always safe to assume that it is not going to be replaced.
8378 2009-03-28 Richard Guenther <rguenther@suse.de>
8380 PR tree-optimization/38513
8381 * tree-ssa-pre.c (eliminate): Remove redundant stores.
8382 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8383 EXC_PTR_EXPR and FILTER_EXPR.
8384 (get_ref_from_reference_ops): Likewise.
8386 2009-03-28 Richard Guenther <rguenther@suse.de>
8388 PR tree-optimization/38968
8389 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
8390 Use FLOOR_MOD_EXPR to compute misalignment.
8392 2009-03-28 Richard Guenther <rguenther@suse.de>
8394 PR tree-optimization/37795
8395 * tree.h (combine_comparisons): Declare.
8396 * fold-const.c (combine_comparisons): Export.
8397 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
8399 (ifcombine_iforif): Use combine_comparisons.
8401 2009-03-28 Jan Hubicka <jh@suse.cz>
8403 * tree-eh.c (inlinable_call_p): New function.
8404 (make_eh_edges): Use it.
8405 (verify_eh_edges): Use it.
8406 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
8407 * except.c (reachable_next_level): Add inlinable_function argument
8408 (sjlj_find_directly_reachable_regions): Update.
8409 (add_reachable_handler): Do not set saw_any_handlers.
8410 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
8411 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8412 Add new inlinable call parameter.
8413 (can_throw_internal, can_throw_external): Update.
8414 * except.h (can_throw_internal_1, can_throw_external_1,
8415 foreach_reachable_handler): Update declaration.
8417 2009-03-28 Joseph Myers <joseph@codesourcery.com>
8419 * config/arm/t-arm-coff, config/h8300/coff.h,
8420 config/i386/i386-aout.h, config/i386/i386-coff.h,
8421 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
8422 config/pdp11/2bsd.h, config/rs6000/aix41.h,
8423 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
8424 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
8425 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
8426 sys-types.h: Remove.
8427 * Makefile.in: Remove protoize and fixproto support and references
8429 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
8430 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
8432 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
8433 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
8434 unprotoize$(exeext).
8435 (rest.encap): Don't depend on $(STMP_FIXPROTO)
8436 (.PHONY): Don't depend on proto.
8437 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
8438 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
8439 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
8440 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
8441 build/gen-protos.o, build/scan.o, xsys-protos.h,
8442 build/fix-header$(build_exeext), build/fix-header.o,
8443 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
8444 stmp-install-fixproto): Remove.
8445 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
8446 SYSCALLS.c or fixproto files.
8447 (install-common): Don't install protoize.
8448 (install-headers-tar, install-headers-cpio, install-headers-cp):
8449 Don't depend on $(STMP_FIXPROTO).
8450 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
8451 install fixproto files or write out fixproto settings.
8452 (uninstall): Don't uninstall protoize.
8453 * config.gcc (use_fixproto): Remove.
8454 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
8455 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
8456 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
8457 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
8458 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
8459 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
8460 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
8461 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
8462 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
8463 * config/t-vxworks (STMP_FIXPROTO): Remove.
8464 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
8465 STMP_FIXPROTO): Remove.
8466 * config.in, configure: Regenerate.
8467 * crtstuff.c (gid_t, uid_t): Don't undefine.
8468 * doc/install.texi: Change m68k-coff to m68k-elf in example.
8469 (arm-*-coff, arm-*-aout: Remove target entries.
8470 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
8471 Remove mention of AIX 4.1.
8472 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
8473 * doc/invoke.texi (Running Protoize): Remove.
8474 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
8475 (Protoize Caveats): Remove.
8476 * tsystem.h: Update comments on headers assumed to exist.
8478 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
8480 * genautomata.c: Add a new year to the copyright. Add a new
8482 (struct insn_reserv_decl): Add comments for member bypass_list.
8483 (find_bypass): Remove.
8484 (insert_bypass): New.
8485 (process_decls): Use insert_bypass.
8486 (output_internal_insn_latency_func): Output all bypasses with the
8487 same input insn in one switch case.
8489 * rtl.def (define_bypass): Describe bypass choice.
8490 * doc/md.texi (define_bypass): Ditto.
8492 2009-03-27 Richard Guenther <rguenther@suse.de>
8494 * gimplify.c (mark_addressable): Export.
8495 * tree-flow.h (mark_addressable): Declare.
8496 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
8497 * tree-ssa.c (verify_phi_args): Verify that address taken
8498 variables have TREE_ADDRESSABLE set.
8500 2009-03-27 Richard Guenther <rguenther@suse.de>
8502 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
8503 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
8504 Do not mark decls TREE_ADDRESSABLE.
8505 (build_fold_addr_expr): Adjust.
8506 (fold_addr_expr): Remove.
8507 (fold_unary): Use build_fold_addr_expr.
8508 (fold_comparison): Likewise.
8509 (split_address_to_core_and_offset): Likewise.
8510 * coverage.c (tree_coverage_counter_addr): Mark the array decl
8512 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
8513 (gimplify_modify_expr_to_memcpy): Mark source and destination
8515 * omp-low.c (create_omp_child_function): Mark the object decl
8517 (lower_rec_input_clauses): Mark the var we take the address of
8519 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
8521 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8524 * cfgexpand.c (expand_one_stack_var_at): Change alignment
8525 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
8527 2009-03-27 Richard Guenther <rguenther@suse.de>
8529 PR tree-optimization/39120
8530 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
8532 (handle_lhs_call): Process return constraints. Add escape
8533 constraints if necessary.
8534 (handle_const_call): Fill out return constraints. Make nested
8535 case more precise. Avoid consttmp if possible.
8536 (handle_pure_call): Fill out return constraints. Avoid
8537 callused if possible.
8538 (find_func_aliases): Simplify call handling.
8540 2009-03-27 Richard Guenther <rguenther@suse.de>
8542 PR tree-optimization/39120
8543 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
8544 as a representative.
8545 (solve_graph): Do propagate CALLUSED.
8546 (handle_pure_call): Use a scalar constraint from CALLUSED for
8548 (find_what_p_points_to): CALLUSED shall not appear in poins-to
8551 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8554 * c-common.c (handle_aligned_attribute): Properly check alignment
8555 overflow. Use (1U << i) instead of (1 << i).
8557 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
8559 * expr.h (get_mem_align_offset): Updated.
8561 * tree.h (tree_decl_common): Change align to "unsigned int" and
8562 move it before pointer_alias_set.
8564 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8565 Jakub Jelinek <jakub@redhat.com>
8568 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
8569 gr_register_operand with gr_reg_or_0_operand.
8570 (cmpxchg_rel_di): Likewise.
8571 (sync_lock_test_and_set<mode>): Likewise.
8573 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8575 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
8576 (true_regnum): Likewise.
8578 * rtlanal.c (subreg_info): Moved to ...
8579 * rtl.h (subreg_info): Here. New.
8580 (subreg_get_info): New.
8582 * rtlanal.c (subreg_get_info): Make it extern.
8584 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8587 * config/i386/i386.c (ix86_abi): New.
8588 (override_options): Handle -mabi=.
8589 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
8590 (ix86_call_abi_override): Likewise.
8591 (init_cumulative_args): Likewise.
8592 (function_arg_advance): Likewise.
8593 (function_arg_64): Likewise.
8594 (function_arg): Likewise.
8595 (ix86_pass_by_reference): Likewise.
8596 (ix86_function_value_regno_p): Likewise.
8597 (ix86_build_builtin_va_list_abi): Likewise.
8598 (setup_incoming_varargs_64): Likewise.
8599 (is_va_list_char_pointer): Likewise.
8600 (ix86_init_machine_status): Likewise.
8601 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
8602 (ix86_function_type_abi): Return enum calling_abi. Rewrite
8603 for 64bit. Replace DEFAULT_ABI with ix86_abi.
8604 (ix86_function_abi): Make it static and return enum calling_abi.
8605 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
8607 (ix86_fn_abi_va_list): Updated.
8609 * config/i386/i386.h (ix86_abi): New.
8610 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
8611 (CONDITIONAL_REGISTER_USAGE): Likewise.
8612 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
8613 (machine_function): Likewise.
8615 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
8617 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
8618 (STACK_BOUNDARY): Likewise.
8619 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
8621 * config/i386/i386.opt (mabi=): New.
8623 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
8624 return enum calling_abi.
8625 (ix86_function_type_abi): Likewise.
8626 (ix86_function_abi): Removed.
8628 * doc/invoke.texi: Document -mabi= option for x86.
8630 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8632 * builtins.c (real_dconstp): Delete.
8633 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
8635 2009-03-27 Dodji Seketeli <dodji@redhat.com>
8636 Jakub Jelinek <jakub@redhat.com>
8639 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
8640 (gen_subprogram_die): When a function is explicit, generate the
8641 DW_AT_explicit attribute.
8642 * langhooks.h (struct lang_hooks_for_decls): Add
8643 function_decl_explicit_p langhook.
8644 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
8645 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
8647 2009-03-27 Jakub Jelinek <jakub@redhat.com>
8649 * builtins.c (fold_builtin_memory_op): Optimize memmove
8650 into memcpy if we can prove source and destination don't overlap.
8652 * tree-inline.c: Include gt-tree-inline.h.
8653 (clone_fn_id_num): New variable.
8654 (clone_function_name): New function.
8655 (tree_function_versioning): Use it.
8656 * Makefile.in (GTFILES): Add tree-inline.c.
8658 2009-03-27 Mark Mitchell <mark@codesourcery.com>
8660 * BASE-VER: Change to 4.5.0.
8662 2009-03-27 Xinliang David Li <davidxl@google.com>
8664 PR tree-optimization/39557
8665 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
8667 2009-03-27 Xinliang David Li <davidxl@google.com>
8669 PR tree-optimization/39548
8670 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
8673 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8675 * c-common.c (pointer_int_sum): Use %wd on return from
8678 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8680 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
8681 on return from tree_low_cst.
8683 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
8686 * ginclude/stdarg.h (va_copy): Define also for
8687 __GXX_EXPERIMENTAL_CXX0X__.
8689 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8692 * builtins.h (c_strlen): Do not warn here.
8693 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8694 * c-common.c (pointer_int_sum): Take an explicit location.
8695 Warn about offsets out of bounds.
8696 * c-common.h (pointer_int_sum): Adjust declaration.
8698 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8700 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
8703 2009-03-26 Jakub Jelinek <jakub@redhat.com>
8706 * opts.c (warn_if_disallowed_function_p): Don't assume
8707 get_callee_fndecl must return non-NULL.
8709 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
8711 PR rtl-optimization/39522
8712 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
8713 when reg_reloaded_valid is set.
8715 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8717 * config/spu/divv2df3.c: New file.
8718 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
8719 (DPBIT_FUNCS): Filter out _div_df.
8721 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
8723 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
8724 a jump insn, count that jump in the distance to the loop start.
8726 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
8729 * config/sh/sh.c (calc_live_regs): Fix condition for global
8730 registers except PIC_OFFSET_TABLE_REGNUM.
8732 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
8735 * doc/invoke.texi (-mconsole): New.
8739 (-mnop-fun-dllimport): New.
8743 (sub section "i386 and x86-64 Windows Options"): New.
8745 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
8747 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
8748 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
8750 2009-03-25 Richard Guenther <rguenther@suse.de>
8753 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
8756 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
8758 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
8759 neither of haifa/selective schedulers are working.
8761 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8763 * doc/invoke.texi (Debugging Options): Fix description of
8764 -fno-merge-debug-strings.
8766 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
8768 * config/cris/libgcc.ver: New version-script.
8769 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
8771 * configure.ac <GAS features, nop mnemonic>: Add pattern
8772 crisv32-*-* for "nop".
8773 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
8774 * configure: Regenerate.
8776 2009-03-24 Ira Rosen <irar@il.ibm.com>
8778 PR tree-optimization/39529
8779 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
8780 mark_sym_for_renaming for the tag copied to the new vector
8783 2009-03-24 Arthur Loiret <aloiret@debian.org>
8785 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
8786 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
8787 EXTRA_SPEC_FUNCTIONS.
8788 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
8789 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
8790 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
8791 -march and -mtune options.
8793 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
8795 * config/m68k/t-rtems: Add m5329 multilib.
8797 2009-03-24 Dodji Seketeli <dodji@redhat.com>
8798 Jakub Jelinek <jakub@redhat.com>
8801 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
8804 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8807 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
8808 instead of c_parser_expression_conv, if original_code isn't one of the
8809 4 allowed comparison codes, fail.
8811 2009-03-23 Richard Guenther <rguenther@suse.de>
8813 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
8814 * tree.h (struct tree_type): Likewise.
8815 * reload.h (struct insn_chain): Likewise.
8816 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
8817 * function.h (struct function): Likewise.
8818 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
8820 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8822 PR tree-optimization/39516
8823 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
8825 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
8827 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
8828 should be set true if BITS_PER_WORD of target is bigger than 32
8830 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
8832 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
8833 Translate -B-options to -rpath-link. Correct existing
8834 rpath-link and conditionalize on !nostdlib.
8836 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8838 * doc/extend.texi (Function Attributes, Variable Attributes):
8840 * doc/invoke.texi (Debugging Options, Optimize Options)
8841 (i386 and x86-64 Options, MCore Options): Likewise.
8843 2009-03-20 Jakub Jelinek <jakub@redhat.com>
8846 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
8847 it for block local namespace aliases.
8848 (gen_decl_die): Pass context_die to gen_namespace_die.
8850 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8853 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
8854 minimum or maximum value.
8856 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
8858 * reginfo.c (globalize_reg): Recompute derived reg sets.
8860 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
8863 * libgcc2.c (mprotect): Do not use signed arguments for
8864 VirtualProtect, use DWORD arguments. Also fix the 'may
8865 be used uninitialized' warning for the np variable.
8867 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8870 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
8871 functions using regparm calling conventions when not optimizing.
8872 (ix86_function_sseregparm): Similarly for sseregparm calling
8875 2009-03-19 Li Feng <nemokingdom@gmail.com>
8878 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
8879 dependence if the first conflict is after niter iterations.
8881 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
8884 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
8885 functions with dynamic stack-pointer adjustments.
8887 2009-03-19 Ben Elliston <bje@au.ibm.com>
8889 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
8890 option; change to -msdata=data.
8892 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8894 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
8897 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
8900 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
8902 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
8904 * doc/invoke.texi (Code Gen Options): Expand discussion of
8907 2009-03-18 Jakub Jelinek <jakub@redhat.com>
8909 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
8910 * matrix-reorg.c (struct matrix_info): Likewise.
8911 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
8912 * rtl.h (struct mem_attrs): Likewise.
8913 * df.h (struct df): Likewise.
8914 * tree-data-ref.h (struct data_dependence_relation): Likewise.
8915 * ira-int.h (struct ira_allocno): Likewise.
8916 * df-scan.c (struct df_collection_rec): Likewise.
8917 * ira.c (struct equivalence): Likewise.
8918 * function.c (struct temp_slot): Likewise.
8919 * cfgloop.h (struct loop): Likewise.
8922 * function.c (use_register_for_decl): When not optimizing, disregard
8923 register keyword for variables with types containing methods.
8925 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
8928 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
8929 (is_simple_operand): Call contains_component_ref_p before calling data
8930 reference analysis that would fail on COMPONENT_REFs.
8932 * tree-vrp.c (search_for_addr_array): Fix formatting.
8934 2009-03-18 Richard Guenther <rguenther@suse.de>
8936 * tree-vect-transform.c (vect_loop_versioning): Fold the
8937 generated comparisons.
8938 * tree-vectorizer.c (set_prologue_iterations): Likewise.
8939 (slpeel_tree_peel_loop_to_edge): Likewise.
8941 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8944 * opts.c (print_specific_help): In addition to `undocumented',
8945 accept `separate' and `joined' flags if passed alone. Describe
8946 output by the first matched one of those.
8947 (common_handle_option): Skip over empty strings.
8948 * gcc.c (display_help): Fix help string for `--help='.
8949 * doc/invoke.texi (Option Summary, Overall Options): With
8950 `--help=', classes and qualifiers can both be repeated, but
8951 only the latter can be negated. One should not pass only
8952 negated qualifiers. Fix markup and examples.
8955 2008-10-14 Jakub Jelinek <jakub@redhat.com>
8957 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
8958 and -fhelp=separate.
8960 2009-03-17 Jing Yu <jingyu@google.com>
8963 * function.h (struct rtl_data): Move is_thunk from here...
8964 (struct function): ...to here.
8965 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
8966 * varasm.c (assemble_start_function): Change is_thunk from crtl to
8968 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
8970 (alpha_does_function_need_gp, alpha_start_function): Likewise.
8971 (alpha_output_function_end_prologue): Likewise.
8972 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
8973 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
8974 (rs6000_output_function_epilogue): Likewise.
8975 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8977 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
8980 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
8981 from different units in a single alternative.
8982 (*truncdfsf_i387): Ditto.
8983 (*truncxfsf2_mixed): Ditto.
8984 (*truncxfdf2_mixed): Ditto.
8986 2009-03-17 Jakub Jelinek <jakub@redhat.com>
8988 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
8989 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
8992 * tree-ssa-live.c (remove_unused_locals): Don't remove local
8993 unused non-artificial variables when not optimizing.
8996 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
8997 DW_TAG_imported_module even if decl is IMPORTED_DECL with
8998 NAMESPACE_DECL in its DECL_INITIAL.
9001 * optabs.c (set_user_assembler_libfunc): New function.
9002 * expr.h (set_user_assembler_libfunc): New prototype.
9003 * c-common.c: Include libfuncs.h.
9004 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
9005 for memcmp, memset, memcpy, memmove and abort.
9006 * Makefile.in (c-common.o): Depend on libfuncs.h.
9009 * dwarf2out.c (gen_inlined_enumeration_type_die,
9010 gen_inlined_structure_type_die, gen_inlined_union_type_die,
9011 gen_tagged_type_instantiation_die): Removed.
9012 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
9015 2009-03-17 Janis Johnson <janis187@us.ibm.com>
9018 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
9020 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
9021 (check-parallel-%): Ditto.
9022 (check-consistency): Ditto.
9024 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
9026 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
9027 local variable rhs by NULL_TREE.
9029 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
9032 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
9034 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
9037 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
9039 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
9042 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
9043 for ms->sysv ABI calls only in 64bit mode.
9045 * config/i386/i386.md (untyped_call): Support 32bit.
9047 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
9049 * doc/extend.texi: Replace x86_65 with x86_64.
9051 2009-03-16 Jakub Jelinek <jakub@redhat.com>
9053 PR tree-optimization/39455
9054 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
9055 mismatches for POINTER_TYPE_P (type).
9056 (number_of_iterations_le): Likewise.
9058 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9060 * config/picochip/picochip.c: Removed profiling support.
9061 * config/picochip/picochip.md: Removed profiling instruction.
9062 * config/picochip/picochip.h: Removed profiling builtin.
9064 2009-03-16 Joseph Myers <joseph@codesourcery.com>
9066 * doc/install.texi (--with-host-libstdcxx): Document.
9068 2009-03-14 Anatoly Sokolov <aesok@post.ru>
9071 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
9072 generate a warning if the function name does not begin with
9073 "__vector" and the function has either the 'signal' or 'interrupt'
9074 attribute, from here to ...
9075 (avr_declare_function_name): ...here. New function.
9076 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
9077 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
9079 2009-03-14 Jakub Jelinek <jakub@redhat.com>
9082 * cse.c (fold_rtx): Don't modify original const_arg1 when
9083 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
9084 separate variable instead.
9085 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
9086 from out of range shift counts.
9087 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
9089 2009-03-13 Catherine Moore <clm@codesourcery.com>
9091 * config/i386/x-mingw32 (host-mingw32.o): Replace
9092 diagnostic.h with $(DIAGNOSTIC_H).
9094 2009-03-12 Jakub Jelinek <jakub@redhat.com>
9097 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
9099 * config/i386/sync.md (sync_compare_and_swap<mode>,
9100 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
9101 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
9103 (sync_double_compare_and_swapdi_pic,
9104 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
9105 cmpxchg8b_pic_memory_operand instead of just memory_operand.
9107 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
9110 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
9112 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
9115 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
9116 (avx_addsubv4df3): Likewise.
9117 (*avx_addsubv4sf3): Likewise.
9118 (sse3_addsubv4sf3): Likewise.
9120 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
9123 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
9125 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
9128 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
9129 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9130 registers for allocnos created from user-defined variables.
9132 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9135 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
9136 of non-integer mode as well.
9138 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
9140 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
9141 for functions for which the parameter types are unknown.
9143 2009-03-11 Jakub Jelinek <jakub@redhat.com>
9146 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
9147 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
9148 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
9149 * config/i386/i386.c (ix86_local_alignment): For
9150 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
9151 long long variables on the stack to avoid dynamic realignment.
9152 Allow the first argument to be a decl rather than type.
9153 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
9155 2009-03-11 Nick Clifton <nickc@redhat.com>
9158 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
9160 Add description to mno-lsim option.
9161 * config/mcore/mcore.h: Remove comment about deprecated m4align
9163 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
9164 * doc/invoke.texi: Add description of mno-lsim and
9165 mstack-increment options.
9167 * config/fr30/fr30.opt: Document the -mno-lsim option.
9168 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
9169 and -mno-lsim options.
9171 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9173 * fold-const.c (fold_comparison): Only call fold_inf_compare
9174 if the mode supports infinities.
9176 2009-03-11 Jason Merrill <jason@redhat.com>
9179 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
9180 end already did. Notice GIMPLE_CALL modifications of the result.
9181 Don't copy debug information from an ignored decl or a decl from
9184 2009-03-10 Richard Guenther <rguenther@suse.de>
9185 Nathan Froyd <froydnj@codesourcery.com>
9188 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
9189 (__divMODE3): Likewise.
9191 2009-03-09 Jakub Jelinek <jakub@redhat.com>
9193 PR tree-optimization/39394
9194 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
9195 DECL_SIZE_UNIT of variable length FIELD_DECLs.
9197 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9199 * recog.c (verfiy_changes): Disallow renaming of hard regs in
9200 inline asms for register asm ("") declarations.
9202 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
9204 * fold-const.c (fold_unary): Fix comment.
9206 2009-03-07 Jan Hubicka <jh@suse.cz>
9209 * tree-inline.c (setup_one_parameter): Do replacement of const
9210 argument by constant in SSA form.
9212 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9215 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
9216 determine alignment passed to assign_stack_local.
9217 (assign_parms_unsplit_complex): Likewise.
9218 * except.c (sjlj_build_landing_pads): Likewise.
9220 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9223 * tree-flow.h (add_referenced_var): Return bool instead of void.
9224 * tree-dfa.c (add_referenced_var): Return result of
9225 referenced_var_check_and_insert call.
9226 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
9227 of referenced_var_check_and_insert.
9230 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
9231 (gen_variable_die): Emit DW_AT_location on abstract static variable's
9232 DIE, don't emit it if abstract origin already has it.
9233 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
9234 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
9236 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9238 * genpreds.c (needs_variable): Fix parentheses at variable name
9240 (write_tm_constrs_h): Indent generated code.
9242 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9244 * doc/extend.texi (Function Attributes): Add documentation
9247 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9250 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
9251 take locus from its DECL_SOURCE_LOCATION instead of input_location.
9253 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9255 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
9258 2009-03-05 Jakub Jelinek <jakub@redhat.com>
9261 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
9262 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
9264 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
9266 * config/i386/i386.md (R8_REG, R9_REG): New constants.
9267 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
9268 constants instead of magic numbers.
9269 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9271 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
9272 (x86_64_ms_abi_int_parameter_registers): Ditto.
9273 (x86_64_int_return_registers): Ditto.
9274 (ix86_maybe_switch_abi): Ditto.
9275 (ix86_expand_call): Ditto for clobbered_registers array.
9276 (ix86_hard_regno_mode_ok): Ditto.
9277 (x86_extended_QIreg_mentioned_p): Ditto.
9279 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
9281 PR tree-optimization/39349
9282 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
9284 * combine.c (gen_lowpart_for_combine): Use omode when generating
9287 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
9289 PR rtl-optimization/39235
9290 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
9292 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9294 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
9296 2009-03-04 Richard Guenther <rguenther@suse.de>
9298 PR tree-optimization/39362
9299 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
9300 that occur in abnormal PHIs should be varying.
9302 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9304 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
9306 (simple_iv): Take loop as an argument instead of statement.
9307 * tree-scalar-evolution.h (simple_iv): Declaration changed.
9308 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
9310 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
9312 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
9313 * matrix-reorg.c (analyze_transpose): Ditto.
9314 * tree-data-ref.c (dr_analyze_innermost): Ditto.
9315 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9316 * tree-predcom.c (ref_at_iteration): Ditto.
9317 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
9319 2009-03-04 Richard Guenther <rguenther@suse.de>
9321 PR tree-optimization/39358
9322 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
9323 escaped_id and callused_id.
9324 (solve_graph): Likewise.
9326 2009-03-04 Richard Guenther <rguenther@suse.de>
9328 PR tree-optimization/39339
9329 * tree-sra.c (try_instantiate_multiple_fields): Make it
9330 no longer ICE on the above.
9332 2009-03-03 Joseph Myers <joseph@codesourcery.com>
9334 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
9335 that fits within Pmode.
9337 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9340 * tm.texi (LIBCALL_VALUE): Update description.
9342 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9345 * doc/extend.texi (section): Update description.
9347 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
9350 * tree-inline.c (remapped_type): New.
9351 (can_be_nonlocal): Call remapped_type instead of remap_type.
9353 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9356 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
9357 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
9359 2009-03-03 Richard Guenther <rguenther@suse.de>
9362 * tree.c (tree_nonartificial_location): New function.
9363 * tree.h (tree_nonartificial_location): Declare.
9364 * builtins.c (expand_builtin_memory_chk): Provide location
9365 of the call location for artificial function pieces.
9366 (maybe_emit_chk_warning): Likewise.
9367 (maybe_emit_sprintf_chk_warning): Likewise.
9368 (maybe_emit_free_warning): Likewise.
9369 * expr.c (expand_expr_real_1): Likewise.
9371 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9373 PR tree-optimization/39343
9374 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
9375 COMPONENT_REF t has ARRAY_TYPE.
9377 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
9380 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
9381 when the type precision of the induction variable should be
9382 larger than the type precision of nit.
9383 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
9384 * graphite.c (graphite_loop_normal_form): Same.
9385 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
9387 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9389 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
9390 (*call_1_rex64_ms_sysv): Use named constants instead of magic
9391 numbers to describe clobbered registers.
9392 (*call_value_0_rex64_ms_sysv): Ditto.
9393 * config/i386/mmx.md (mmx_emms): Ditto.
9396 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
9398 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
9401 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9403 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
9404 (spu_section_type_flags): New function.
9406 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9408 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
9409 reg_class_contents of FLOAT_REGS into a temporary.
9411 2009-03-02 Richard Guenther <rguenther@suse.de>
9412 Ira Rosen <irar@il.ibm.com>
9414 PR tree-optimization/39318
9415 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
9416 information to the vectorized statement.
9418 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
9420 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
9421 variable. Use defined names instead of magic constants for REX SSE
9424 2009-03-01 Richard Guenther <rguenther@suse.de>
9426 PR tree-optimization/39331
9427 * omp-low.c (lower_send_shared_vars): Do not receive new
9428 values for the reference of DECL_BY_REFERENCE parms or results.
9430 2009-03-01 Jan Hubicka <jh@suse.cz>
9433 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
9434 BLOCK_NONLOCALIZED_VAR): New macros.
9435 (tree_block): Add nonlocalized_vars.
9436 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
9437 gen_decl_die): Add origin argument. Allow generation of die with
9438 origin at hand only.
9439 (gen_member_die, gen_type_die_with_usage, force_decl_die,
9440 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
9442 (gen_block_die): Fix checking for unused blocks.
9443 (process_scope_var): Break out from .... ; work with origins only.
9444 (decls_for_scope) ... here; process nonlocalized list.
9445 (dwarf2out_ignore_block): Look for nonlocalized vars.
9446 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
9448 (dump_scope_block): Dump them.
9449 * tree-inline.c (remap_decls): Handle nonlocalized vars.
9450 (remap_block): Likewise.
9451 (can_be_nonlocal): New predicate.
9452 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
9454 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9456 * configure: Regenerate.
9458 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9460 * optc-gen.awk: No need to duplicate option flags twice.
9461 Reuse help texts for duplicate options which do not have any.
9463 * gcc.c (display_help): Document --version.
9465 * gcc.c (main): If print_help_list and verbose_flag, ensure
9466 driver output comes before subprocess output.
9468 * optc-gen.awk: Assign all remaining fields to help string,
9469 space-separated, for multi-line help in *.opt.
9471 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
9472 -Wno-pedantic-ms-format is for MinGW targets only.
9474 * doc/options.texi (Option file format): Fix bad indentation,
9475 restoring dropped sentence.
9477 2009-02-28 Jan Hubicka <jh@suse.cz>
9479 * tree-inline.c (tree_function_versioning): Output debug info.
9481 2009-02-28 Jan Hubicka <jh@suse.cz>
9484 * tree-inline.c (setup_one_parameter): Do not copy propagate
9485 arguments when not optimizing.
9487 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
9490 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
9491 (avx_addsubv4df3): Likewise.
9492 (*avx_addsubv4sf3): Likewise.
9493 (sse3_addsubv4sf3): Likewise.
9494 (*avx_addsubv2df3): Likewise.
9495 (sse3_addsubv2df3): Likewise.
9496 (avx_unpckhps256): Correct item selectors.
9497 (avx_unpcklps256): Likewise.
9498 (avx_unpckhpd256): Likewise.
9499 (avx_unpcklpd256): Likewise.
9501 2009-02-28 Jan Hubicka <jh@suse.cz>
9503 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
9505 (copy_arguments_for_versioning): If var is declared don't declare it.
9506 (tree_function_versioning): First setup substitutions and then copy
9509 2009-02-27 Jan Hubicka <jh@suse.cz>
9512 * cgraph.h (varpool_output_debug_info): Remove.
9513 * cgraphunit.c (varpool_output_debug_info): Remove.
9514 * dwarf2out.c (deferred_locations_struct): New struct
9515 (deferred_locations): New type.
9516 (deferred_locations_list): New static var.
9517 (deffer_location): New function.
9518 (gen_variable_die): Use it.
9519 (decls_for_scope): Output info on local static vars.
9520 (dwarf2out_finish): Process deferred locations.
9521 * varpool.c (varpool_output_debug_info): Remove.
9523 2009-02-27 Jan Hubicka <jh@suse.cz>
9526 * tree.h (TREE_PROTECTED): Fix comment.
9527 (BLOCK_HANDLER_BLOCK): Remove.
9528 (struct tree_block): Remove handler_block add body_block.
9529 (inlined_function_outer_scope_p): New.
9530 (is_body_block): Remove.
9531 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
9532 * dwarf2out.c (is_inlined_entry_point): Remove.
9533 (add_high_low_attributes): Use inlined_function_outer_scope_p.
9534 (gen_block_die): Use is_inlined_entry_point check. Remove body block
9536 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
9537 * gimplify.c (gimplify_expr): Gimplify body blocks.
9538 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
9539 block with multiple subblocks.
9540 (dump_scope_block): Prettier output; dump more flags and info.
9541 (dump_scope_blocks): New.
9542 (remove_unused_locals): Use dump_scope_blocks.
9543 * tree-flow.h (dump_scope_blocks): Declare.
9544 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
9545 * stmt.c (is_body_block): Remove.
9546 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
9547 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
9549 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
9552 * graphite.c (graphite_loop_normal_form): Do not call
9553 number_of_iterations_exit from a gcc_assert.
9555 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9557 * config/s390/s390.c (s390_swap_cmp): Look for conditional
9558 jumps if COND is NULL.
9559 (find_cond_jump): New function.
9560 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
9561 * config/s390/s390.md: Remove z10_cobra attribute value.
9563 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
9565 * config/alpha/alpha.h (alpha_expand_mov): Return false if
9566 force_const_mem returns NULL_RTX.
9568 2009-02-26 Jan Hubicka <jh@suse.cz>
9571 * cgraph.h (varpool_output_debug_info): Remove.
9572 * cgraphunit.c (varpool_output_debug_info): Remove.
9573 * dwarf2out.c (deferred_locations_struct): New struct
9574 (deferred_locations): New type.
9575 (deferred_locations_list): New static var.
9576 (deffer_location): New function.
9577 (gen_variable_die): Use it.
9578 (decls_for_scope): Output info on local static vars.
9579 (dwarf2out_finish): Process deferred locations.
9580 * varpool.c (varpool_output_debug_info): Remove.
9582 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
9584 PR rtl-optimization/39241
9585 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
9586 to subreg_offset_representable_p.
9588 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9590 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
9591 execute function prototype. Get f and nregs from max_reg_num
9592 and get_insns. Remove the first backward pass as it's dead,
9593 guard the forward pass by flag_expensive_optimizations.
9594 (rest_of_handle_regmove): Delete.
9595 (pass_regmove): Replace it with regmove_optimize.
9597 2009-02-25 Martin Jambor <mjambor@suse.cz>
9599 PR tree-optimization/39259
9600 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
9601 calls_alloca function flags.
9602 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
9605 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9607 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
9608 flags_set_1_rtx, flags_set_1_set): Delete.
9609 (regmove_optimize): Do not call mark_flags_life_zones.
9611 2009-02-24 Julian Brown <julian@codesourcery.com>
9614 * config/arm/arm.c (require_pic_register): Only set
9615 cfun->machine->pic_reg once per function.
9617 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
9619 * doc/invoke.texi (Link Options): Document an easier way to pass
9620 options that take arguments to the GNU linker using -Xlinker and -Wl.
9622 2009-02-24 Steve Ellcey <sje@cup.hp.com>
9625 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
9627 2009-02-24 Richard Guenther <rguenther@suse.de>
9630 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
9632 2009-02-24 Richard Guenther <rguenther@suse.de>
9633 Zdenek Dvorak <ook@ucw.cz>
9635 PR tree-optimization/39233
9636 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
9637 from converting them to a generic type.
9639 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
9641 PR tree-optimization/39260
9642 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
9643 contains a condition with a real type.
9644 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
9646 2009-02-23 Jason Merrill <jason@redhat.com>
9649 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
9650 narrowing_initializer_constant_valid_p.
9651 (narrowing_initializer_constant_valid_p): Don't return
9652 null_pointer_node for adding a pointer to itself.
9654 2009-02-23 Jan Hubicka <jh@suse.cz>
9657 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
9660 2009-02-23 Jan Hubicka <jh@suse.cz>
9662 PR tree-optimization/37709
9663 * tree.c (block_ultimate_origin): Move here from dwarf2out.
9664 * tree.h (block_ultimate_origin): Declare.
9665 * dwarf2out.c (block_ultimate_origin): Move to tree.c
9666 * tree-ssa-live.c (remove_unused_scope_block_p):
9667 Eliminate blocks containig no instructions nor live variables nor
9669 (dump_scope_block): New function.
9670 (remove_unused_locals): Enable removal of dead blocks by default;
9671 enable dumping at TDF_DETAILS.
9673 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9675 * config/i386/i386.c (classify_argument): Don't allow COImode
9677 (function_arg_advance_32): Don't allow OImode.
9678 (function_arg_32): Likewise.
9679 (function_value_32): Likewise.
9680 (return_in_memory_32): Likewise.
9681 (function_arg_64): Remove OImode comment.
9683 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9686 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9687 ix86_expand_vector_set for V4DImode in 64bit mode only.
9688 (ix86_expand_vector_init_one_var): Likewise.
9690 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
9692 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
9694 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9697 * loop-iv.c: Revert last change.
9698 * emit-rtl.c: Likewise.
9700 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9703 * config/i386/i386.c (type_natural_mode): Remove an extra
9704 space in the warning message.
9705 (function_value_32): Handle 32-byte vector modes.
9706 (return_in_memory_32): Likewise.
9708 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9710 * loop-iv.c (truncate_value): New function.
9711 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
9713 (lowpart_subreg): Move to...
9714 * emit-rtl.c: ...here.
9716 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
9718 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
9719 accidental and undocumented change at revision 140860.
9721 2009-02-21 Joseph Myers <joseph@codesourcery.com>
9723 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
9724 take gimple_seq * arguments.
9725 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
9726 types_compatible_p langhook.
9728 2009-02-20 Mark Mitchell <mark@codesourcery.com>
9729 Joseph Myers <joseph@codesourcery.com>
9731 * config/arm/arm.c (arm_builtin_va_list): New function.
9732 (arm_expand_builtin_va_start): Likewise.
9733 (arm_gimplify_va_arg_expr): Likewise.
9734 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
9735 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
9736 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
9737 (va_list_type): New variable.
9738 (arm_mangle_type): Mangle va_list_type appropriately.
9740 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9743 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
9744 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
9745 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
9746 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
9747 parameter to 1000 for -O1 by default.
9748 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
9750 * loop-invariant.c: Include params.h.
9751 (move_loop_invariants): Don't call move_single_loop_invariants on
9754 2009-02-20 Jaka Mocnik <jaka@xlab.si>
9756 * calls.c (emit_library_call_value_1): Use slot_offset instead of
9757 offset when calculating bounds for indexing stack_usage_map. Fixes
9758 a buffer overflow with certain target setups.
9760 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9763 * calls.c (expand_call): Clear try_tail_call if caller and callee
9764 disagree in promotion of function return value.
9766 2009-02-19 Jakub Jelinek <jakub@redhat.com>
9769 * c-common.c (c_determine_visibility): If visibility changed and
9770 DECL_RTL has been already set, call make_decl_rtl to update symbol
9773 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
9776 * varasm.c (assemble_variable): Don't check DECL_NAME when
9777 globalizing a variable.
9779 2009-02-19 Joseph Myers <joseph@codesourcery.com>
9782 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
9783 expression before any __builtin_trap call.
9784 * c-typeck.c (build_function_call): Convert and check function
9785 arguments before generating a call to a trap. Evaluate the
9786 function arguments before the trap.
9788 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
9791 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
9792 (UNSPEC_FXAM_MEM): New unspec.
9793 (fxam<mode>2_i387_with_temp): New insn and split pattern.
9794 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
9795 memory using fxam<mode>2_i387_with_temp to remove excess precision.
9797 2009-02-19 Richard Guenther <rguenther@suse.de>
9799 PR tree-optimization/39207
9800 PR tree-optimization/39074
9801 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
9802 storedanything_tree): New.
9803 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
9804 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
9805 (build_succ_graph): Add edges from STOREDANYTHING to all
9807 (init_base_vars): Initialize STOREDANYTHING.
9808 (compute_points_to_sets): Free substitution info after
9809 building the succ graph.
9810 (ipa_pta_execute): Likewise.
9812 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
9814 (do_ds_constraint): Do not add to special var or non-pointer
9816 (type_could_have_pointers): Split out from ...
9817 (could_have_pointers): ... here. For arrays use the element type.
9818 (create_variable_info_for): Initialize may_have_pointers.
9819 (new_var_info): Likewise.
9820 (handle_lhs_call): Make the HEAP variable unknown-sized.
9821 (intra_create_variable_infos): Use a type with pointers for
9822 PARM_NOALIAS, make it unknown-sized.
9824 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
9827 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
9829 2009-02-18 Jason Merrill <jason@redhat.com>
9832 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
9833 value if DECL_EXTERNAL.
9834 * tree-sra.c (sra_walk_gimple_assign): Likewise.
9835 * target.h (gcc_target::binds_local_p): Clarify "module".
9836 * tree.h (TREE_PUBLIC): Clarify "module".
9838 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
9841 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
9842 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
9844 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
9847 * c.opt (Wabi): Support C and ObjC.
9850 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
9852 * config/i386/i386.c (classify_argument): Warn once about the ABI
9853 change when passing union with long double.
9855 * doc/invoke.texi: Update -Wabi for warning psABI changes.
9857 2009-02-18 Joseph Myers <joseph@codesourcery.com>
9860 * c-parser.c (c_parser_compound_statement): Always enter and leave
9863 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9866 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
9868 2009-02-18 Jakub Jelinek <jakub@redhat.com>
9870 PR tree-optimization/36922
9871 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
9872 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
9875 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9877 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
9880 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9882 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
9884 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9886 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
9889 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
9890 Richard Sandiford <rdsandiford@googlemail.com>
9892 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
9893 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
9894 (loongson_biadd): ...this.
9896 2009-02-17 Richard Guenther <rguenther@suse.de>
9898 PR tree-optimization/39202
9899 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
9900 a var make sure to follow existing collapses.
9902 2009-02-17 Richard Guenther <rguenther@suse.de>
9905 * langhooks.c (lhd_print_error_function): Check for NULL block.
9907 2009-02-17 Richard Guenther <rguenther@suse.de>
9909 PR tree-optimization/39204
9910 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
9913 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
9915 * config/soft-fp/double.h: Update from glibc CVS.
9917 2009-02-17 Richard Guenther <rguenther@suse.de>
9919 PR tree-optimization/39207
9920 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
9921 strict-aliasing warnings for pointers pointing to NULL.
9923 2009-02-16 Joseph Myers <joseph@codesourcery.com>
9926 * c-parser.c (c_parser_braced_init): Call pop_init_level when
9927 skipping until next close brace.
9929 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
9932 * config/i386/i386.c (ix86_expand_push): Set memory alignment
9933 to function argument boundary.
9935 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9937 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
9938 in the lea_add. Reload eventually constraints it properly.
9939 * config/picochip/constraints.md: Remove the target constraint
9940 "b", since it is not needed anymore.
9942 2009-02-16 Jakub Jelinek <jakub@redhat.com>
9944 * gthr-dce.h: Uglify function parameter and local variable names.
9945 * gthr-gnat.h: Likewise.
9946 * gthr-mipssde.h: Likewise.
9947 * gthr-nks.h: Likewise.
9948 * gthr-posix95.h: Likewise.
9949 * gthr-posix.h: Likewise.
9950 * gthr-rtems.h: Likewise.
9951 * gthr-single.h: Likewise.
9952 * gthr-solaris.h: Likewise.
9953 * gthr-tpf.h: Likewise.
9954 * gthr-vxworks.h: Likewise.
9955 * gthr-win32.h: Likewise.
9957 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
9960 * config/i386/i386.md: Restrict the new peephole2 to move
9961 between MMX/SSE registers.
9963 2009-02-15 Richard Guenther <rguenther@suse.de>
9966 2009-02-13 Richard Guenther <rguenther@suse.de>
9968 * configure.ac: Enable LFS.
9969 * configure: Re-generate.
9970 * config.in: Likewise.
9972 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9974 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
9975 spu_srqwbyte, spu_srqwbytebc): Define.
9976 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
9977 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
9978 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
9979 "shrqby_<mode>"): New insn-and-split patterns.
9980 * config/spu/spu.c (expand_builtin_args): Determine and return
9981 number of operands using spu_builtin_description data.
9982 (spu_expand_builtin_1): Use it.
9984 2009-02-13 Steve Ellcey <sje@cup.hp.com>
9987 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
9990 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9993 * config/i386/i386.c (override_options): Correct warning
9994 messages for -malign-loops, -malign-jumps and -malign-functions.
9996 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9999 * config/i386/i386.md: Restrict the new peephole2 to move
10000 between the general purpose registers.
10002 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
10005 * config/i386/i386.c (type_natural_mode): Add a new argument.
10006 Return the original mode and warn ABI change if vector size is 32byte.
10007 (function_arg_advance): Updated.
10008 (function_arg): Likewise.
10009 (ix86_function_value): Likewise.
10010 (ix86_return_in_memory): Likewise.
10011 (ix86_sol10_return_in_memory): Likewise.
10012 (ix86_gimplify_va_arg): Likewise.
10013 (function_arg_32): Don't warn ABX ABI change here.
10014 (function_arg_64): Likewise.
10016 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
10018 * loop-iv.c (implies_p): In the final case, test that operands 0
10019 of the two comparisons match.
10021 * config/bfin/bfin.c (find_prev_insn_start): New function.
10022 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
10023 (find_next_insn_start): Move.
10025 2009-02-13 Richard Guenther <rguenther@suse.de>
10027 * configure.ac: Enable LFS.
10028 * configure: Re-generate.
10029 * config.in: Likewise.
10031 2009-02-13 Joseph Myers <joseph@codesourcery.com>
10034 * c-parser.c (c_parser_parms_list_declarator): Discard pending
10035 sizes on syntax error after some arguments have been parsed.
10037 2009-02-12 Jakub Jelinek <jakub@redhat.com>
10039 * doc/invoke.texi (-fira): Remove.
10041 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
10043 * caller-save.c: Replace regclass.c with reginfo.c in comments.
10044 * recog.c: Likewise.
10047 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
10049 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
10050 (umul_ppmm): Likewise.
10051 (count_leading_zeros): Likewise.
10052 (count_trailing_zeros): Likewise.
10053 (UMUL_TIME): Likewise.
10055 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
10057 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
10058 soft-fp/t-softfp to tmake_file.
10060 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
10061 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
10062 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
10063 IA64_BUILTIN_INFQ]: New.
10064 (ia64_init_builtins): Initialize __builtin_infq,
10065 __builtin_fabsq and __builtin_copysignq if not HPUX.
10066 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
10067 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
10069 * config/ia64/lib1funcs.asm (__divtf3): Define only if
10071 (__fixtfti): Likewise.
10072 (__fixunstfti): Likewise.
10073 (__floattitf): Likewise.
10075 * config/ia64/libgcc-glibc.ver: New.
10076 * config/ia64/t-fprules-softfp: Likewise.
10077 * config/ia64/sfp-machine.h: Likewise.
10079 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
10080 (LIBGCC2_TF_CEXT): Likewise.
10081 (TF_SIZE): Likewise.
10082 (TARGET_INIT_LIBFUNCS): Likewise.
10084 * config/ia64/t-glibc (SHLINB_MAPFILES):
10085 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
10087 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
10089 * config/i386/i386.c (construct_container): Rewrite processing
10090 BLKmode with X86_64_SSE_CLASS.
10092 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
10095 * config/i386/i386.md: Replace simplify_replace_rtx with
10096 replace_rtx in the new peephole2.
10098 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
10100 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
10101 loop unrolling do not happen at -O2.
10103 2009-02-12 Michael Matz <matz@suse.de>
10105 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
10107 2009-02-12 Jakub Jelinek <jakub@redhat.com>
10109 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
10112 2009-02-12 Ben Elliston <bje@au.ibm.com>
10114 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
10115 patterns when updating the back chain. Missed in the 2009-02-10
10118 2009-02-11 Janis Johnson <janis187@us.ibm.com>
10120 * doc/extend.texi (Decimal Floating Types): Update identifier of
10121 draft TR and list of missing support.
10123 2009-02-11 Jakub Jelinek <jakub@redhat.com>
10125 PR middle-end/39154
10126 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
10127 bit to variable length decl's flags, add it also to its
10128 pointer replacement variable.
10130 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
10131 Jakub Jelinek <jakub@redhat.com>
10134 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
10135 (memory_blockage): New expander.
10136 (*memory_blockage): New insn pattern.
10137 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
10138 instead of general blockage at the end of function prologue when
10139 frame pointer is used to access red zone area. Do not emit blockage
10140 when profiling, it is emitted in generic code.
10141 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
10142 function epilogue when frame pointer is used to access red zone area.
10144 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
10147 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
10148 by arithmetic with memory operands.
10149 * config/i386/predicates.md (commutative_operator): New.
10151 2009-02-10 Janis Johnson <janis187@us.ibm.com>
10153 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
10156 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
10158 * alias.h (record_alias_subset): Declare.
10159 * alias.c (record_alias_subset): Make global.
10161 2009-02-10 Nick Clifton <nickc@redhat.com>
10163 * tree-parloops.c: Change license to GPLv3.
10164 * ipa-struct-reorg.c: Change license to GPLv3.
10165 * ipa-struct-reorg.h: Change license to GPLv3.
10167 2009-02-10 Steve Ellcey <sje@cup.hp.com>
10170 * c-decl.c (start_struct): Return NULL on error.
10172 2009-02-10 Jakub Jelinek <jakub@redhat.com>
10174 PR middle-end/39124
10175 * cfgloopmanip.c (remove_path): Call remove_bbs after
10176 cancel_loop_tree, not before it.
10179 * function.h (struct function): Add has_local_explicit_reg_vars bit.
10180 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
10181 VAR_DECLs were seen.
10182 * tree-ssa-live.c (remove_unused_locals): Recompute
10183 cfun->has_local_explicit_reg_vars.
10184 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
10185 copies or clearings if cfun->has_local_explicit_reg_vars.
10187 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
10190 * config/i386/i386.c (expand_prologue): Emit blockage at the end
10191 of function prologue when frame pointer is used to access
10194 2009-02-10 Richard Guenther <rguenther@suse.de>
10196 PR middle-end/39127
10197 * gimplify.c (gimple_regimplify_operands): Always look if
10198 we need to create a temporary.
10200 2009-02-10 Richard Guenther <rguenther@suse.de>
10202 PR tree-optimization/39132
10203 * tree-loop-distribution.c (todo): New global var.
10204 (generate_memset_zero): Trigger TODO_rebuild_alias.
10205 (tree_loop_distribution): Return todo.
10207 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
10210 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
10211 (x86_64_reg_class_name): Removed.
10212 (classify_argument): Return 0 if bytes > 32. Return 0 if the
10213 first one isn't X86_64_SSE_CLASS or any other ones aren't
10214 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
10215 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
10216 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
10217 and 3 X86_64_SSEUP_CLASS.
10218 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
10219 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
10221 2009-02-10 Ben Elliston <bje@au.ibm.com>
10223 * config/rs6000/rs6000.md (allocate_stack): Always use an update
10224 form instruction to update the stack back chain word, even if the
10225 user has disabled the generation of update instructions.
10226 (movdi_<mode>_update_stack): New.
10227 (movsi_update_stack): Likewise.
10228 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
10229 always use an update form instruction to update the stack back
10232 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
10234 PR middle-end/38953
10235 * graphite.c (if_region_set_false_region): After moving a region in
10236 the false branch of a condition, remove the empty dummy basic block.
10237 (gloog): Remove wrong fix for PR38953.
10239 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10241 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
10242 generation due to implicit sign extension.
10244 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
10246 PR middle-end/38981
10247 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
10248 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
10250 2009-02-09 Richard Guenther <rguenther@suse.de>
10252 PR middle-end/35202
10253 * convert.c (convert_to_real): Disable (float)fn((double)x)
10254 to fnf(x) conversion if errno differences may occur and
10255 -fmath-errno is set.
10257 2009-02-07 Anatoly Sokolov <aesok@post.ru>
10259 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
10260 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10261 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10263 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10266 * c-common.c (handle_alias_attribute): Disallow attribute for
10267 anything not a FUNCTION_DECL or VAR_DECL.
10269 2009-02-06 Janis Johnson <janis187@us.ibm.com>
10272 * real.c (do_compare): Special-case compare of zero against
10273 decimal float value.
10275 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10278 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
10279 as indicating flexible array members unless the field itself is
10280 being declarared as the incomplete array.
10282 2009-02-06 Jan Hubicka <jh@suse.cz>
10284 PR tree-optimization/38844
10285 * ipa-inline.c (try_inline): Stop inlining recursion when edge
10286 is already inlined.
10288 2009-02-06 Richard Guenther <rguenther@suse.de>
10290 PR middle-end/38977
10291 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
10292 fork because we may expand it as __gcov_fork.
10294 2009-02-06 Nick Clifton <nickc@redhat.com>
10296 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
10298 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
10300 PR tree-optimization/35659
10301 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
10302 vn_phi_eq): Shortcut if hashcode does not match.
10303 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
10305 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
10306 and avoid iterative_hash_expr.
10307 (FOR_EACH_VALUE_ID_IN_SET): New.
10308 (value_id_compare): Remove.
10309 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
10310 sort expressions by value id.
10312 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
10315 * config/sh/predicates.md (general_movsrc_operand): Don't check
10316 the subreg of system registers here.
10318 2009-02-05 Jakub Jelinek <jakub@redhat.com>
10321 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
10322 on the copied decl.
10324 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
10326 PR rtl-optimization/39110
10327 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
10328 addresses, not aligned ones.
10330 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
10331 Richard Guenther <rguenther@suse.de>
10333 PR tree-optimization/39100
10334 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
10335 comment says and add edges.
10337 2009-02-05 Joseph Myers <joseph@codesourcery.com>
10340 * c-common.c (handle_tls_model_attribute): Ignore attribute for
10341 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
10343 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
10345 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
10346 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
10347 register_bb_in_sese, new_sese, free_sese): Moved.
10348 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
10349 outermost_loop_in_scop, build_scop_iteration_domain,
10350 expand_scalar_variables_ssa_name, get_vdef_before_scop,
10351 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
10352 Use loop_in_sese_p instead of loop_in_scop_p.
10353 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
10354 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
10355 (scopdet_basic_block_info): Fix bug in scop detection.
10356 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
10357 eq_loop_to_cloog_loop): Remove.
10358 (nb_loops_around_loop_in_scop, nb_loop
10359 ref_nb_loops): Moved here...
10360 * graphite.h (ref_nb_loops): ... from here.
10361 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
10362 (loop_domain_dim, loop_iteration_vector_dim): Remove.
10363 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
10364 * testsuite/gcc.dg/graphite/scop-19.c: New
10366 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
10367 Hans-Peter Nilsson <hp@axis.com>
10369 PR rtl-optimization/37889
10370 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
10371 Move offset handling from PLUS to before the switch. Use new
10372 arguments when considering SYMBOL_REFs too.
10373 (rtx_addr_can_trap_p): Pass dummy offset and size.
10374 (enum may_trap_p_flags): Remove.
10375 (may_trap_p_1): Pass size from MEM_SIZE.
10377 PR rtl-optimization/38921
10378 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
10379 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
10380 * rtlanal.c (may_trap_after_code_motion_p): Delete.
10381 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
10383 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
10385 AVX Programming Reference (January, 2009)
10386 * config/i386/sse.md (*vpclmulqdq): New.
10388 2009-02-04 Jakub Jelinek <jakub@redhat.com>
10390 PR tree-optimization/38977
10391 PR gcov-profile/38292
10392 * calls.c (special_function_p): Disregard __builtin_ prefix.
10394 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
10396 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
10397 non-indexable addresses even before reload.
10399 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10402 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
10403 as having variable size. Do not give an error for unnamed
10404 parameters with [*] declarators. Give a warning for type names
10405 with [*] declarators and mark them as variable size.
10406 * c-parser.c (c_parser_sizeof_expression): Do not give an error
10407 for sizeof applied to [*] type names.
10409 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10412 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
10414 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10416 * gcc.c (process_command): Update copyright notice dates.
10417 * gcov.c (print_version): Likewise.
10418 * gcov-dump.c (print_version): Likewise.
10419 * mips-tfile.c (main): Likewise.
10420 * mips-tdump.c (main): Likewise.
10422 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10425 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
10426 for composite type involving a zero-length array type.
10428 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10431 * function.c (match_asm_constraints_1): Skip over
10432 initial optional % in the constraint.
10434 PR inline-asm/39059
10435 * c-parser.c (c_parser_postfix_expression): If fixed point is not
10436 supported, don't accept FIXED_CSTs.
10437 * c-decl.c (finish_declspecs): Error if fixed point is not supported
10438 and _Sat is used without _Fract/_Accum. Set specs->type to
10439 integer_type_node for cts_fract/cts_accum if fixed point is not
10442 2009-02-02 Catherine Moore <clm@codesourcery.com>
10444 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
10446 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
10448 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
10449 (ABI_HAS_64BIT_SYMBOLS): Use it.
10450 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
10452 2009-02-02 Paul Brook <paul@codesourcery.com>
10454 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
10456 2009-02-02 Jakub Jelinek <jakub@redhat.com>
10458 PR inline-asm/39058
10459 * recog.h (asm_operand_ok): Add constraints argument.
10460 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
10461 recurse on matching constraint.
10462 (check_asm_operands): Pass constraints as 3rd argument to
10463 asm_operand_ok. Don't look up matching constraint here.
10464 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
10467 2009-02-02 Ben Elliston <bje@au.ibm.com>
10469 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
10470 TARGET_NARROW_VOLATILE_BITFIELD macro names.
10472 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10474 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
10475 information. Remove some obsolete information. Reorganize.
10477 * config/pa/fptr.c: Revert license to GPL 2.
10478 * config/pa/milli64.S: Likewise.
10480 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10483 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
10484 LIBRARY name in, instead of hard-coding it.
10485 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
10486 extra target make frag to tmake_files according to EH model.
10487 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
10488 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
10489 frags that define makefile variable EH_MODEL appropriately.
10490 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
10491 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
10492 to "-sjlj" according to type of EH configured.
10493 (LIBGCC_SONAME): Concatenate it to shared library base name.
10494 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
10495 to "_sjlj" according to type of EH configured.
10496 (LIBGCC_SONAME): Concatenate it to shared library base name.
10497 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
10498 (SHLIB_LINK): Add missing semicolon to if-else construct.
10499 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10500 string value of "pe_dll" command-line option.
10501 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
10502 (SHLIB_SONAME): Use it when overriding t-cygming default.
10503 (SHLIB_IMPLIB): Override t-cygming default.
10504 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10505 string value of "pe_dll" command-line option.
10507 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10510 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
10511 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
10513 2009-01-31 Richard Guenther <rguenther@suse.de>
10515 PR tree-optimization/38937
10516 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
10517 computing the transitive closure.
10519 2009-01-30 Richard Guenther <rguenther@suse.de>
10521 PR tree-optimization/39041
10522 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10523 Propagate variable indices only if the types match for this stmt.
10525 2009-01-30 Jakub Jelinek <jakub@redhat.com>
10528 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
10529 inline but never defined.
10531 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
10533 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
10534 (*insv_h_di_reg_extimm): New insn.
10535 (*insv_l<mode>_reg_extimm): New insn.
10537 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10539 * config/picochip/picochip.c (flag_conserve_stack): set
10540 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
10541 fconserve-stack. Reduce call-overhead used by inliner.
10543 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10546 * common.opt (flag_conserve_stack): Initialised to zero.
10548 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
10551 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
10552 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
10555 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
10557 * ira-color.c (allocno_reload_assign): Update comments.
10558 * regmove.c (regmove_optimize): Likewise.
10562 2009-01-29 Robert Millan <rmh@aybabtu.com>
10564 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
10565 * config/i386/kopensolaris-gnu.h: New file. Undefine
10566 `MD_UNWIND_SUPPORT'.
10567 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
10569 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
10571 PR tree-optimization/39007
10572 * tree-loop-distribution.c (generate_builtin): Use
10573 recompute_dominator to compute the immediate dominator of the
10574 basic block just after the loop.
10576 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10578 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
10579 (ASM_OUTPUT_DWARF_PCREL): Define.
10581 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
10583 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
10584 * doc/passes.texi: Remove entries about regclass, local-alloc, and
10585 global. Modify entries about regmove and IRA.
10587 * ra-conflict.c: Remove the file.
10589 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
10591 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
10592 (pass_regclass_init): Rename to pass_reginfo_init.
10594 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
10596 * toplev.h (flag_ira): Remove.
10598 * caller-save.c (setup_save_areas): Remove flag_ira.
10600 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
10602 * global.c: Remove the file.
10604 * opts.c (decode_options): Remove flag_ira.
10606 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
10608 * regmove.c: Modify file description.
10609 (find_use_as_address, try_auto_increment): Define them only if
10610 AUTO_INC_DEC is defined.
10611 (replacement_quality, replace_in_call_usage, fixup_match_1,
10612 stable_and_no_regs_but_for_p): Remove.
10613 (reg_set_in_bb): Make it static.
10614 (regmove_optimize): Remove flag_ira and code which worked for
10617 * local-alloc.c: Remove the file.
10619 * common.opt (fira): Remove.
10621 * ira.c: Include except.h.
10622 (eliminable_regset): Move from global.c.
10623 (mark_elimination): Ditto. Remove flag_ira.
10624 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
10625 equiv_mem_modified, validate_equiv_mem_from_store,
10626 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
10627 contains_replace_regs, memref_referenced_p, memref_used_between_p,
10628 no_equiv, recorded_label_ref): Move from local-alloc.c.
10629 (update_equiv_regs): Ditto. Make it static.
10630 (print_insn_chain, print_insn_chains): Move it from global.c.
10631 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
10632 (build_insn_chain): Ditto. Make it static.
10633 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
10634 Rename to init_live_subregs.
10635 (gate_ira): Remove flag_ira.
10637 * regclass.c: Rename reginfo.c. Change file description.
10638 (FORBIDDEN_INC_DEC_CLASSES): Remove.
10639 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
10640 (init_reg_sets_1): Remove code for evaluation of
10641 reg_class_superclasses and losing_caller_save_reg_set.
10642 (init_regs): Remove init_reg_autoinc.
10643 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
10644 ok_for_base_p_nonstrict): Remove.
10645 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
10646 (pass_regclass_init): Rename to pass_reginfo_init. Modify
10647 corresponding entries.
10648 (dump_regclass, record_operand_costs, scan_one_insn,
10649 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
10650 record_address_regs, auto_inc_dec_reg_p): Remove.
10651 (gt-regclass.h): Rename to gt-reginfo.h.
10653 * rtl.h (dump_global_regs, retry_global_alloc,
10654 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
10656 * Makefile.in (RA_H): Remove.
10657 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
10658 Rename regclass.o to reginfo.o.
10659 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
10661 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
10662 (GTFILES): Rename regclass.c to reginfo.c.
10664 * passes.c (init_optimization_passes): Remove pass_local_alloc and
10665 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
10667 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
10668 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
10670 (finish_spills): Ditto. Remove code for !flag_ira.
10672 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
10674 PR middle-end/35854
10675 * doc/invoke.texi (rtl debug options): Complete rewrite.
10676 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
10678 * mode-switching.c (pass_mode_switching): Rename pass from
10679 "mode-sw" to "mode_sw".
10680 * except.c (pass_convert_to_eh_ranges): Rename pass from
10681 "eh-ranges" to "eh_ranges".
10682 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
10686 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
10687 Alexander Monakov <amonakov@ispras.ru>
10689 PR middle-end/38857
10690 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
10692 (move_exprs_to_boundary): Change return type and pass through
10693 should_move from move_op. Relax assert. Update usage ...
10694 (schedule_expr_on_boundary): ... here. Use should_move instead of
10696 (move_op_orig_expr_found): Indicate that insn was disconnected from
10698 (code_motion_process_successors): Do not call after_merge_succs
10699 callback if original expression was not found when traversing any of
10701 (code_motion_path_driver): Change return type. Update prototype.
10702 (move_op): Update comment. Add a new parameter (should_move). Update
10703 prototype. Set *should_move based on indication provided by
10704 move_op_orig_expr_found.
10706 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
10708 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
10709 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
10710 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
10711 * config/rs6000/rs6000.c (rs6000_override_options): Default
10712 avoid-indexed-addresses on for Power6, off for everything else.
10713 (avoiding_indexed_address_p): New function.
10714 (rs6000_legitimize_address): Use it.
10715 (rs6000_legitimate_address): Likewise.
10716 * config/rs6000/rs6000.md (movXX_updateX): Likewise
10718 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
10720 PR tree-optimization/38997
10721 * tree-loop-distribution.c (generate_memset_zero): Use
10722 POINTER_PLUS_EXPR for a pointer addition.
10724 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
10726 * config/s390/s390.md (bswap<mode>2): New pattern added.
10728 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10730 * config/s390/s390.md (*tls_load_31): Added type attribute.
10732 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10734 * config/s390/s390.md: Fix a few comments.
10736 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10738 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
10739 (*tm<mode>_full): Fixed z10prop attribute.
10740 (*tst<mode>_extimm): Fixed z10prop attribute.
10741 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
10742 (*tstqiCCT_cconly): Fixed z10prop attribute.
10743 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
10744 (*movsi_larl): Fixed z10prop attribute.
10745 (*movsi_zarch): Fixed z10prop attribute.
10746 (*movsi_eas): Fixed z10prop attribute.
10747 (*movhi): Fixed z10prop attribute.
10748 (*movqi): Fixed z10prop attribute.
10749 (*movstrictqi): Fixed z10prop attribute.
10750 (*mov<mode>): Fixed z10prop attribute.
10751 (*movcc): Fixed z10prop attribute.
10752 (*sethighpartdi_64): Fixed z10prop attribute.
10753 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
10754 (*negdi2_sign_cc): Fixed z10prop attribute.
10755 (*negdi2_sign): Fixed z10prop attribute.
10756 (*absdi2_sign_cc): Fixed z10prop attribute.
10757 (*absdi2_sign): Fixed z10prop attribute.
10758 (*negabsdi2_sign_cc): Fixed z10prop attribute.
10759 (*negabsdi2_sign): Fixed z10prop attribute.
10760 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
10761 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
10762 (doloop_si64): Fixed z10prop attribute.
10763 (doloop_si31): Fixed z10prop attribute.
10764 (doloop_long): Fixed z10prop attribute.
10765 (indirect_jump): Fixed z10prop attribute.
10766 (nop): Fixed z10prop attribute.
10767 (main_base_64): Fixed z10prop attribute.
10768 (reload_base_64): Fixed z10prop attribute.
10770 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10772 PR rtl-optimization/38740
10773 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
10775 * config/mips/mips.c (mips_reorg): Likewise.
10777 2009-01-28 Richard Guenther <rguenther@suse.de>
10779 PR tree-optimization/38926
10780 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
10781 with the correct value id to a value.
10782 (do_regular_insertion): Use the value number of edoubleprime
10783 for the value number of the expr.
10786 2008-08-21 Richard Guenther <rguenther@suse.de>
10788 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
10789 a PHI ask VN if it is already available.
10790 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
10791 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
10793 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10795 PR middle-end/38934
10796 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
10797 set to varying whenever max has TREE_OVERFLOW set, similarly
10798 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
10800 2009-01-28 Richard Guenther <rguenther@suse.de>
10802 PR middle-end/38908
10803 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
10804 uninitialized aggregate uses in call arguments.
10806 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
10808 PR tree-optimization/38984
10809 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
10810 the nothing_id variable if -fno-delete-null-pointer-checks.
10812 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
10815 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
10816 (set_got_offset_rex64): Ditto.
10818 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
10821 * doc/extend.texi: Improve local variable with asm reg.
10823 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
10825 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
10826 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
10827 was not supplied then set warn_packed_bitfield_compat to the
10828 default value of 1.
10829 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
10832 2009-01-27 Richard Guenther <rguenther@suse.de>
10834 PR tree-optimization/38503
10835 * cfgexpand.c (expand_gimple_basic_block): Ignore
10836 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
10837 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
10838 variables that cannot have TBAA applied.
10839 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
10842 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
10844 PR middle-end/38969
10845 * calls.c (initialize_argument_information): Do not wrap complex
10846 arguments in SAVE_EXPR.
10848 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
10850 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
10851 (INSTALL_LIBGCC): Revert typo commit.
10853 2009-01-26 Richard Guenther <rguenther@suse.de>
10855 PR tree-optimization/38745
10856 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
10857 from special handling.
10859 2009-01-26 Richard Guenther <rguenther@suse.de>
10861 PR tree-optimization/38745
10862 * tree-ssa.c (execute_update_addresses_taken): Do not include
10863 variables that cannot possibly be a register in not_reg_needs.
10864 Do not clear TREE_ADDRESSABLE on vars that may not become
10866 * tree-ssa.c (update_alias_info_1): Include those in the set
10867 of addressable vars.
10869 2009-01-26 Richard Guenther <rguenther@suse.de>
10871 PR middle-end/38851
10872 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
10873 * tree-ssa-dse.c: Include langhooks.h
10874 (execute_simple_dse): Remove stores with zero size.
10876 2009-01-24 Jakub Jelinek <jakub@redhat.com>
10879 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
10882 2009-01-24 Julian Brown <julian@codesourcery.com>
10884 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
10885 config/arm/linux-atomic.c.
10886 * config/arm/linux-atomic.c: New.
10888 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
10890 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
10891 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
10892 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
10894 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
10897 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
10900 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
10902 PR tree-optimization/38953
10903 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
10904 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
10905 (gloog): Split the exit of the scop when the scop exit is a loop exit.
10906 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
10909 2009-01-24 Paul Brook <paul@codesourcery.com>
10911 * config/arm/neon.md (neon_type): Move to arm.md.
10912 (neon_mov<VSTRUCT>): Add neon_type attribute.
10913 * config/arm/arm.md (neon_type): Move to here.
10914 (conds): Add "unconditioal" and use as default for NEON insns.
10916 2009-01-24 Ben Elliston <bje@au.ibm.com>
10918 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
10919 void *' warning from -Wc++-compat.
10920 * Makefile.in (dominance.o-warn): Remove.
10922 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
10924 PR tree-optimization/38932
10925 * fold-const.c (fold_unary_ignore_overflow): New.
10926 * tree.h (fold_unary_ignore_overflow): Declare.
10927 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
10928 * tree-ssa-sccvn.c (visit_reference_op_load,
10929 simplify_unary_expression): Likewise.
10931 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
10933 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
10934 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
10935 regardless of their type.
10936 * c-common.c (handle_packed_attribute): Don't ignore packed on
10938 * c.opt (Wpacked-bitfield-compat): New warning option.
10939 * stor-layout.c (place_field): Warn if offset of a field changed.
10940 * doc/extend.texi (packed): Mention the ABI change.
10941 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
10942 (Warning Options): Add it to the list.
10944 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
10946 * c-opts.c (c_common_post_options): Fix a typo in comments.
10948 2009-01-22 Steve Ellcey <sje@cup.hp.com>
10950 PR middle-end/38615
10951 * gimplify.c (gimplify_init_constructor): Fix promotion of const
10952 variables to static.
10953 * doc/invoke.texi (-fmerge-all-constants): Update description.
10955 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
10958 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
10959 (*movdi_1_rex64): Use type "mmx" for alternative 5.
10961 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
10963 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
10965 (LOCAL_ALIGNMENT): Similarly.
10967 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10968 Joseph Myers <joseph@codesourcery.com>
10970 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
10971 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
10972 * config/arm/arm-tune.md: Regenerate.
10973 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
10976 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10978 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
10979 version number to five.
10981 2009-01-22 Dodji Seketeli <dodji@redhat.com>
10984 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
10985 * c-common.c (set_underlying_type): Likewise.
10986 (is_typedef_decl ): Likewise
10988 (set_underlying_type): Likewise.
10989 (is_typedef_type): Likewise.
10991 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
10993 PR middle-end/38587
10994 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
10997 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
11000 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
11001 (LIBGCC_SPEC): Don't define.
11002 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
11004 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
11006 PR rtl-optimization/38879
11007 * alias.c (base_alias_check): Unaligned access via AND address can
11008 alias all surrounding object types except those with sizes equal
11009 or wider than the size of unaligned access.
11011 2009-01-21 Dodji Seketeli <dodji@redhat.com>
11014 * c-decl.c (clone_underlying_type): Move this ...
11015 * c-common.c (set_underlying_type): ... here.
11016 Also, make sure the function properly sets TYPE_STUB_DECL() on
11017 the newly created typedef variant type.
11018 (is_typedef_decl ): New entry point.
11019 * tree.h: Added a new member member_types_needing_access_check to
11020 struct tree_decl_non_common.
11021 (set_underlying_type): New entry point.
11022 (is_typedef_type): Likewise.
11024 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
11026 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
11027 Check whether two instructions have memory references that
11028 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
11029 are helper functions for traversing.
11030 * alias.h (insn_alias_sets_confilict_p): New prototypes.
11031 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
11032 not to draw dependency edge for instructions with non-conflicting
11035 2009-01-20 Joseph Myers <joseph@codesourcery.com>
11038 * longlong.h: Update copyright years. Use soft-fp license notice.
11039 Sync __clz_tab declaration with glibc.
11041 2009-01-20 Steve Ellcey <sje@cup.hp.com>
11044 * doc/extend.texi (syscall_linkage): New.
11045 (version_id): Modify.
11047 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
11048 Richard Guenther <rguenther@suse.de>
11050 PR tree-optimization/38747
11051 PR tree-optimization/38748
11052 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
11053 conversion if the base address is an indirect reference and the
11054 aliasing sets could cause issues.
11056 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
11058 * common.opt (fgraphite, fgraphite-identity): Add comment for
11059 explaining why these options are not documented.
11061 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
11063 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
11064 gimple_call_lhs is NULL.
11066 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
11069 * emit-rtl.c (adjust_address_1): Make sure memref is never
11072 2009-01-20 Ben Elliston <bje@au.ibm.com>
11074 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
11075 const qualifier from arg parameter. Remove unnecessary cast to char *.
11076 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
11077 const qualifier from arg 2.
11079 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
11081 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
11083 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
11086 * rtl.h (reinit_regs): New prototype.
11087 * regclass.c: Include ira.h.
11088 (reinit_regs): New.
11089 * Makefile.in (regclass.o): Add ira.h.
11090 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
11092 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
11095 * c-common.c (handle_aligned_attribute): Use
11096 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
11097 default alignment value.
11099 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
11101 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
11102 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
11104 * doc/extend.texi: Update __attribute__ ((aligned)). Document
11105 __BIGGEST_ALIGNMENT__.
11107 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
11109 2009-01-18 Richard Guenther <rguenther@suse.de>
11111 PR tree-optimization/38819
11112 * tree-flow.h (operation_could_trap_helper_p): Declare.
11113 * tree-eh.c (operation_could_trap_helper_p): Export.
11114 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
11115 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
11116 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
11117 are about to insert a possibly trapping instruction and fail
11120 2009-01-18 Andreas Schwab <schwab@suse.de>
11122 * doc/install.texi (Configuration): Remove obsolete paragraph
11123 about use of --with-gnu-ld with --with-gnu-as.
11125 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
11127 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
11128 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
11129 Follow spelling conventions.
11131 2009-01-18 Ben Elliston <bje@au.ibm.com>
11133 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
11134 C++ warning about implicit conversion from void * to struct
11136 (bitmap_obstack_free): Likewise for bitmap_element *.
11137 * Makefile.in (bitmap.o-warn): Remove.
11139 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
11141 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
11143 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
11144 Tobias Grosser <tobi.grosser@amd.com>
11146 * graphite.c (graphite_trans_scop_block): Do not block single
11149 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
11151 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
11152 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
11153 test with assertion.
11155 2009-01-16 Richard Guenther <rguenther@suse.de>
11157 PR tree-optimization/38835
11158 PR middle-end/36227
11159 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
11160 and INT + PTR -> (INT)(PTR p+ INT) folding.
11161 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
11163 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
11166 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
11167 the subreg from a lowpart subreg if it is also casting the value.
11169 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11170 Tobias Grosser <tobi.grosser@amd.com>
11172 * graphite.c (compare_prefix_loops): New.
11173 (build_scop_canonical_schedules): Rewritten.
11174 (graphite_transform_loops): Move build_scop_canonical_schedules
11175 after build_scop_iteration_domain.
11177 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11178 Tobias Grosser <tobi.grosser@amd.com>
11180 * graphite.c (add_conditions_to_domain): Add the loops to
11181 the dimension of the iteration domain. Do copy the domain
11182 only when it exists.
11183 (build_scop_conditions_1): Do not call add_conditions_to_domain.
11184 (add_conditions_to_constraints): New.
11185 (can_generate_code_stmt, can_generate_code): Removed.
11186 (gloog): Do not call can_generate_code.
11187 (graphite_transform_loops): Call add_conditions_to_constraints
11188 after building the iteration domain.
11190 2009-01-16 Jakub Jelinek <jakub@redhat.com>
11192 PR tree-optimization/38789
11193 * tree-ssa-threadedge.c
11194 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
11195 __builtin_constant_p.
11197 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11199 * dce.c (delete_unmarked_insns): Reversed the order that insns are
11200 examined before deleting them.
11202 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
11204 * function.c (aggregate_value_p): Correctly extract the function
11205 type from CALL_EXPR_FN lookup.
11207 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11209 * config/picochip/picochip.c (picochip_override_options): Revert
11210 CFI asm flag disable commited previously.
11212 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
11213 Tobias Grosser <tobi.grosser@amd.com>
11214 Jan Sjodin <jan.sjodin@amd.com>
11216 * graphite.c (scan_tree_for_params): On substractions negate
11217 all the coefficients of the term.
11218 (clast_to_gcc_expression_red): New. Handle reduction expressions
11219 of more than two operands.
11220 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
11221 (get_vdef_before_scop): Handle also the case of default definitions.
11223 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
11225 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
11226 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
11227 Also use them when walking CALL_INSN_FUNCTION_USAGE.
11229 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
11230 Joey Ye <joey.ye@intel.com>
11232 PR middle-end/37843
11233 * cfgexpand.c (expand_stack_alignment): Don't update stack
11234 boundary nor check incoming stack boundary here.
11235 (gimple_expand_cfg): Update stack boundary and check incoming
11236 stack boundary here.
11238 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
11240 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
11242 2009-01-14 Jakub Jelinek <jakub@redhat.com>
11244 PR rtl-optimization/38245
11245 * calls.c (expand_call): Add stack arguments to
11246 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11247 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
11248 in regs and partially in memory or BLKmode arguments.
11249 (emit_library_call_value_1): Add stack arguments to
11250 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11251 ACCUMULATE_OUTGOING_ARGS).
11252 * dce.c: Include tm_p.h.
11253 (find_call_stack_args): New function.
11254 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
11256 (mark_insn): Call find_call_stack_args for CALL_Ps.
11257 (prescan_insns_for_dce): Walk insns backwards in bb rather than
11258 forwards. Allocate and free arg_stores bitmap if needed, pass it
11259 down to deletable_insn_p, don't mark stores set in arg_stores
11260 bitmap, clear the bitmap at the beginning of each bb.
11261 * Makefile.in (dce.o): Depend on $(TM_P_H).
11263 2009-01-14 Michael Meissner <gnu@the-meissners.org>
11266 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
11267 to make sure the insn is a conditional test (bug 22599). Reformat a
11270 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
11272 PR middle-end/38431
11273 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
11274 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
11275 (gloog): Do not call cleanup_tree_cfg.
11276 (graphite_transform_loops): Call cleanup_tree_cfg after all
11277 scops have been code generated.
11279 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
11280 * doc/gty.texi (Invoking the garbage collector): Added new node
11281 and section documenting ggc_collect.
11283 2009-01-14 Richard Guenther <rguenther@suse.de>
11285 PR tree-optimization/38826
11286 PR middle-end/38477
11287 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
11288 initialization notes only if we actually emitted a warning.
11289 (intra_create_variable_infos): Add constraints for a result decl
11290 that is passed by hidden reference.
11291 (build_pred_graph): Mark all related variables non-direct on
11294 2009-01-14 Nick Clifton <nickc@redhat.com>
11296 * ira-conflicts.c: Include addresses.h for the definition of
11298 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
11299 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
11301 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
11304 * Makefile.in (ira-lives.o): Add except.h.
11306 * ira-lives.c: Include except.h.
11307 (process_bb_node_lives): Process can_throw_internal.
11309 2009-01-13 Jakub Jelinek <jakub@redhat.com>
11311 PR rtl-optimization/38774
11312 * combine.c (simplify_set): When undoing cc_use change, don't do
11313 PUT_CODE on the newly created comparison, but instead put back the
11316 2009-01-13 Joseph Myers <joseph@codesourcery.com>
11318 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
11319 values. Remove duplicate arm8 entry.
11321 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11323 PR tree-optimization/38786
11324 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
11325 the SSA_NAME case of expand_scalar_variables_expr.
11326 Set the type of an expression to the type of its assign statement.
11327 (expand_scalar_variables_expr): Also gather the scalar computation
11328 used to index the memory access. Do not pass loop_p.
11329 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
11330 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
11331 the gimple_stmt_iterator where it inserts new code.
11332 Do not pass loop_p.
11333 (copy_bb_and_scalar_dependences): Do not pass loop_p.
11334 (translate_clast): Update call to copy_bb_and_scalar_dependences.
11336 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11338 * graphite.h (debug_value): Removed.
11339 * graphite.c (debug_value): Removed.
11341 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11343 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
11344 ldrd/strd with two 32-bit instructions.
11346 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11348 * config/arm/arm.c (struct processors): Pass for speed down into
11349 cost helper functions.
11350 (const_ok_for_op): Handle COMPARE and inequality nodes.
11351 (arm_rtx_costs_1): Rewrite.
11352 (arm_size_rtx_costs): Update prototype.
11353 (arm_rtx_costs): Pass speed down to helper functions.
11354 (arm_slowmul_rtx_costs): Rework cost calculations.
11355 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
11356 (arm_9e_rtx_costs): Likewise.
11358 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
11360 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
11361 relocations of local symbols wider than UNITS_PER_WORD are not valid.
11362 (alpha_legitimize_address): Do not split local symbols wider than
11363 UNITS_PER_WORD into HIGH/LO_SUM parts.
11365 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
11368 * gcc.c (process_command): Replace call to execvp with calls
11369 to pex_one and exit.
11371 2009-01-03 Anatoly Sokolov <aesok@post.ru>
11374 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
11375 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
11376 variant for devices with 3-byte PC.
11377 (__tablejump_elpm__): New.
11379 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11382 * c-parser.c (c_parser_postfix_expression): Allow `->' in
11383 offsetof member-designator, handle it as `[0].'.
11385 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11387 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
11388 function when not using named sections on targets with named sections
11389 if branch distance is less than 262132.
11391 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
11393 * combine.c (combine_instructions): Recompute
11394 optimize_this_for_speed_p for each BB in the main combine loop.
11396 2009-01-12 Tomas Bily <tbily@suse.cz>
11399 * tree-loop-distribution.c (prop_phis): New function.
11400 (generate_builtin): Call prop_phis.
11401 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
11403 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11405 PR tree-optimization/38807
11406 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
11407 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
11409 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11411 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11412 subreg of op0 to the original op0.
11414 2009-01-11 Laurent GUERBY <laurent@guerby.net>
11416 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
11418 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
11421 * mips-tfile.c (parse_def): Fix parsing of def strings
11422 starting with digits.
11424 2009-01-10 Jakub Jelinek <jakub@redhat.com>
11427 * config/arm/arm.c (arm_is_long_call_p): Don't call
11428 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
11430 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
11432 * regrename.c (regrename_optimize): Fix dumping.
11433 (find_oldest_value_reg): Preserve REG_POINTER.
11434 (copy_hardreg_forward_1): Likewise.
11436 2009-01-09 Diego Novillo <dnovillo@google.com>
11438 * gimple.h (struct gimple_statement_base) <uid>: Document
11439 the restrictions on its use.
11440 (gimple_uid): Tidy.
11441 (gimple_set_uid): Tidy.
11443 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11445 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
11446 zero guard even if align_bytes != 0 and count is smaller than
11449 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
11451 PR rtl-optimization/38495
11452 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
11453 (add_range_and_copies_from_move_list): Print all added ranges.
11454 Add ranges to memory optimized destination.
11456 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11460 * config/i386/i386.c (override_options): Reject
11461 -mstringop-strategy=rep_8byte with -m32.
11462 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
11463 to 1. Do count comparison against epilogue_size_needed at compile
11464 time even when count_exp was constant forced into register. For
11465 size_needed don't jump to epilogue, instead just avoid aligning
11466 and invoke the body algorithm. If need_zero_guard, add zero guard
11467 even if count is non-zero, but smaller than size_needed + number of
11468 bytes that could be stored for alignment.
11469 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
11470 to 1. If need_zero_guard, add zero guard even if count is non-zero,
11471 but smaller than size_needed + number of bytes that could be stored
11472 for alignment. Compare size_needed with epilogue_size_needed instead
11473 of desired_align - align, don't adjust size_needed, pass
11474 epilogue_size_needed to the epilogue expanders.
11477 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
11479 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11481 * pa.c (last_address): Change to unsigned.
11482 (update_total_code_bytes): Change argument to unsigned. Don't
11483 check if insn addresses are set.
11484 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
11485 addresses are not set.
11486 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
11488 2009-01-09 Nick Clifton <nickc@redhat.com>
11490 * config/sh/symbian.c: Replace uses of DECL_INLINE with
11491 DECL_DECLARED_INLINE_P.
11493 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11495 PR middle-end/38347
11496 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
11497 GET_MODE (op0) in operand_subword_force calls.
11499 PR middle-end/38771
11500 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
11501 fold_convert arg0 operands to TREE_TYPE (op0) first.
11503 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
11505 * params.def (ira-max-conflict-table-size): Decrease default value
11508 2009-01-08 Jakub Jelinek <jakub@redhat.com>
11510 PR tree-optimization/37031
11511 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
11513 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
11514 allocate it using gc instead of heap, use VEC_quick_push instead of
11516 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
11517 instead of heap, use VEC_quick_push instead of VEC_safe_push.
11518 * tree-data-ref.h (struct access_matrix): Change matrix to gc
11519 allocated vector from heap allocated.
11520 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
11521 * tree-loop-linear.c (linear_transform_loops): Allocate nest
11522 vector only after perfect_loop_nest_depth call.
11524 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
11525 Jan Sjodin <jan.sjodin@amd.com>
11527 PR tree-optimization/38559
11528 * graphite.c (debug_value, copy_constraint,
11529 swap_constraint_variables, scale_constraint_variable, ): New.
11530 (get_lower_bound, get_upper_bound): Removed.
11531 (graphite_trans_bb_strip_mine): Clean up this code that works
11532 only for constant number of iterations. Fully copy upper and
11533 lower bound constraints, not only the constant part of them.
11534 * graphite.h (debug_value): Declared.
11536 2009-01-08 Ira Rosen <irar@il.ibm.com>
11538 PR tree-optimization/37194
11539 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
11540 Don't add the cost of cost model guard in prologue to scalar
11541 outside cost in case of known number of iterations.
11543 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
11544 Alan Modra <amodra@bigpond.net.au>
11546 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
11547 non-word-aligned REG+CONST addressing.
11549 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11552 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
11553 free_after_compilation when outputting a thunk.
11554 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
11555 Do not call free_after_compilation here.
11557 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11559 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
11560 (ix86_valid_target_attribute_inner_p): Ditto.
11562 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
11564 PR tree-optimization/38492
11565 PR tree-optimization/38498
11566 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
11567 * tree-chrec.h (scev_is_linear_expression): Declared.
11568 * graphite.c (graphite_cannot_represent_loop_niter): New.
11569 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
11570 (graphite_loop_normal_form): Use gcc_assert.
11571 (scan_tree_for_params): Use CASE_CONVERT.
11572 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
11573 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
11574 Use gcc_assert. Discard scops that contain unhandled cases.
11575 (build_scop_conditions): Return a boolean status for unhandled cases.
11576 (strip_mine_profitable_p): Print the loop number, not its depth.
11577 (is_interchange_valid): Pass the depth of the loop nest, don't
11578 recompute it wrongly.
11579 (graphite_trans_bb_block): Same.
11580 (graphite_trans_bb_block): Print tentative of loop blocking.
11581 (graphite_trans_scop_block): Do not print that the loop has been
11583 (graphite_transform_loops): Do not handle scops that contain condition
11586 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
11588 AVX Programming Reference (December, 2008)
11589 * config/i386/avxintrin.h (_mm256_stream_si256): New.
11590 (_mm256_stream_pd): Likewise.
11591 (_mm256_stream_ps): Likewise.
11593 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
11594 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
11595 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
11596 (bdesc_special_args): Add __builtin_ia32_movntdq256,
11597 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
11598 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
11599 (ix86_expand_special_args_builtin): Likewise.
11601 * config/i386/sse.md (AVXMODEDI): New.
11602 (avx_movnt<mode>): Likewise.
11603 (avx_movnt<mode>): Likewise.
11604 (<sse>_movnt<mode>): Remove AVX support.
11605 (sse2_movntv2di): Likewise.
11607 2009-01-07 Richard Guenther <rguenther@suse.de>
11609 PR middle-end/38751
11610 * fold-const.c (extract_muldiv): Remove obsolete comment.
11611 (fold_plusminus_mult_expr): Undo MINUS_EXPR
11612 to PLUS_EXPR canonicalization for the canonicalization.
11614 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
11616 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
11617 hosted cross-compilers generating less efficient code.
11619 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11621 * function.h (rtl_data): Add a dbr_scheduled_p field.
11622 * reorg.c (dbr_schedule): Set it.
11623 (gate_handle_delay_slots): Check it.
11624 * config/mips/mips.c (mips_base_delayed_branch): Delete.
11625 (mips_reorg): Check flag_delayed_branch instead of
11626 mips_base_delayed_branch.
11627 (mips_override_options): Don't set mips_base_delayed_branch
11628 or flag_delayed_branch.
11630 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11632 PR rtl-optimization/38426.
11633 * ira.c (ira): Set current_function_is_leaf earlier.
11635 2009-01-06 Jakub Jelinek <jakub@redhat.com>
11637 PR rtl-optimization/38722
11638 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
11639 too early, only set a flag and modify after last possible
11642 2009-01-06 Janis Johnson <janis187@us.ibm.com>
11645 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
11646 * real.c (decimal_single_format): Correct values of emin and emax.
11647 (decimal_double_format): Ditto.
11648 (decimal_quad_format): Ditto.
11649 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
11650 computation of DECnn_MIN and DECnn_MAX for corrected values of
11651 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
11652 __DECnn_MIN__, and adjust its computation for the corrected value
11655 2009-01-06 Jan Hubicka <jh@suse.cz>
11658 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
11660 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
11662 * doc/contrib.texi (Contributors): Slightly adjust the end note.
11663 Add Robert Clark to the list of testers.
11665 2009-01-06 Jan Hubicka <jh@suse.cz>
11666 Kai Tietz <kai.tietz@onevision.com>
11668 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
11669 * config/i386/i386.c (ix86_expand_call): Add clobbers.
11671 2009-01-06 Jan Hubicka <jh@suse.cz>
11672 Kai Tietz <kai.tietz@onevision.com>
11674 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
11676 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
11677 (ix86_nsaved_regs): Count only general purpose regs.
11678 (ix86_nsaved_sseregs): New.
11679 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
11680 to 16 for w64; compute padding and size of sse reg save area.
11681 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
11682 general purpose regs.
11683 (ix86_emit_save_sse_regs_using_mov): New.
11684 (ix86_expand_prologue): Save SSE regs if needed.
11685 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
11686 (ix86_emit_restore_sse_regs_using_mov): New.
11687 (ix86_expand_epilogue): Save SSE regs if needed.
11689 2009-01-06 Jan Hubicka <jh@suse.cz>
11690 Kai Tietz <kai.tietz@onevision.com>
11692 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
11693 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
11694 functions when accumulate outgoing args is off.
11696 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11699 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
11700 before using pseudos_have_intersected_live_ranges_p.
11702 * ira-int.h (ira_assert): Always define.
11704 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11706 AVX Programming Reference (December, 2008)
11707 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
11708 (_mm256_permute2_pd): Likewise.
11709 (_mm_permute2_ps): Likewise.
11710 (_mm256_permute2_ps): Likewise.
11711 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
11712 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
11714 * config/i386/i386.c (ix86_builtins): Remove
11715 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
11716 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
11717 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
11718 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
11719 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
11720 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
11721 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
11722 __builtin_ia32_vpermil2ps256.
11723 (ix86_init_mmx_sse_builtins): Updated.
11724 (ix86_expand_args_builtin): Likewise.
11726 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11728 * pa.c (output_call): Relocate non-jump insns in the delay slot of
11729 long absolute calls when generating PA 2.0 code.
11731 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
11733 PR rtl-optimization/38583
11734 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
11736 * params.def (ira-max-conflict-table-size): New.
11738 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
11740 * ira.h (ira_conflicts_p): New external definition.
11742 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
11743 table. Report this. Return result of building.
11744 (ira_build_conflicts): Use ira_conflicts_p. Check result of
11745 building conflict table.
11747 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
11748 (ira_color): Use ira_conflicts_p.
11750 * global.c: Include ira.h.
11751 (pseudo_for_reload_consideration_p, build_insn_chain): Use
11754 * Makefile.in (global.o): Add ira.h.
11756 * ira-build.c (mark_all_loops_for_removal,
11757 propagate_some_info_from_allocno): New.
11758 (remove_unnecessary_allocnos): Call
11759 propagate_some_info_from_allocno.
11760 (remove_low_level_allocnos): New.
11761 (remove_unnecessary_regions): Add parameter. Call
11762 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
11763 parameter to remove_unnecessary_regions.
11764 (ira_build): Remove all regions but root if the conflict table was
11765 not built. Update conflict hard regs for allocnos crossing calls.
11767 * ira.c (ira_conflicts_p): New global.
11768 (ira): Define and use ira_conflicts_p.
11770 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
11771 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
11772 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
11774 2009-01-06 Ben Elliston <bje@au.ibm.com>
11776 * gengtype-lex.l (YY_NO_INPUT): Define.
11778 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11781 * c-common.c (handle_vector_size_attribute): Also reject
11782 BOOLEAN_TYPE types.
11784 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
11786 PR tree-optimization/38492
11787 * graphite.c (rename_map_elt, debug_rename_elt,
11788 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
11789 rename_map_elt_info, eq_rename_map_elts,
11790 get_new_name_from_old_name, bb_in_sese_p): Moved around.
11791 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
11792 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
11793 (sese_build_livein_liveouts): New.
11794 (new_sese, free_sese): New.
11795 (new_scop): Call new_sese.
11796 (free_scop): Call free_sese.
11797 (rename_variables_from_edge, rename_phis_end_scop): Removed.
11798 (register_old_new_names): Renamed register_old_and_new_names.
11799 (register_scop_liveout_renames, add_loop_exit_phis,
11800 insert_loop_close_phis, struct igp,
11801 default_liveout_before_guard, add_guard_exit_phis,
11802 insert_guard_phis, copy_renames): New.
11803 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
11804 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
11805 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
11806 (scop_adjust_phis_for_liveouts): New.
11807 (gloog): Call scop_adjust_phis_for_liveouts.
11809 * graphite.h (struct sese): Documented. Added fields liveout,
11810 num_ver and livein.
11811 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
11812 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
11813 (struct scop): Added field liveout_renames.
11814 (SCOP_LIVEOUT_RENAMES): New.
11816 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11818 PR tree-optimization/38510
11819 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
11820 (translate_clast): Call recompute_all_dominators before
11822 (gloog): Call recompute_all_dominators before graphite_verify.
11824 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11825 Jan Sjodin <jan.sjodin@amd.com>
11827 PR tree-optimization/38500
11828 * graphite.c (create_sese_edges): Call fix_loop_structure after
11831 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11833 * config.gcc: Add m32r*-*-rtems*.
11834 * config/m32r/rtems.h: New file.
11836 2009-01-05 Ben Elliston <bje@au.ibm.com>
11838 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
11839 (.po.pox): Likewise.
11840 (po/gcc.pot): Likewise.
11842 2009-01-04 David S. Miller <davem@davemloft.net>
11844 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
11845 (STARTING_FRAME_OFFSET): Always set to zero.
11847 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11849 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
11850 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
11851 fixed-point types, and vectors of the same.
11853 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11855 * config/mips/sync.md (*mb_barrier): Rename to...
11856 (*memory_barrier): ...this.
11858 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
11860 * doc/extend.texi (Function Attributes): Move @cindex after @item
11861 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
11862 and put in alphabetical order. Fix 'target' name and put in order.
11863 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
11866 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
11868 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
11869 (memory_barrier): Expand as unspec instead of unspec_volatile.
11870 Remove mem:BLK from insn operands. Use Pmode scratch register.
11871 (*memory_barrier): Define as unspec instead of unspec_volatile.
11872 Use (match_dup 0) as input operand.
11874 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
11875 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
11876 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
11877 scratch register. Remove operand 1.
11878 (*stbar): Define as unspec instead of unspec_volatile.
11879 Use (match_dup 0) as input operand, remove (const_int 8).
11880 (*membar): Define as unspec instead of unspec_volatile.
11881 Use (match_dup 0) as input operand, remove input operand 2.
11883 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
11884 (memory_barrier): Expand as unspec instead of unspec_volatile.
11885 Remove mem:BLK from insn operands. Use Pmode scratch register.
11886 (*memory_barrier): Define as unspec instead of unspec_volatile.
11887 Use (match_dup 0) as input operand.
11889 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
11890 Remove mem:BLK from insn operands. Use Pmode scratch register.
11891 Set volatile flag on operand 0.
11892 (*memory_barrier): New insn pattern.
11894 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
11896 (*memory_barrier): Use (match_dup 0) as input operand.
11898 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
11899 Remove mem:BLK from insn operands. Use Pmode scratch register.
11900 Set volatile flag on operand 0.
11901 (*mb_internal): New insn pattern.
11903 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
11905 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11907 PR middle-end/38586
11908 * function.c (struct temp_slot): Move to the section of the file
11909 that deals with temp slots. Remove field 'address'.
11910 (temp_slot_address_table): New hash table of address -> temp slot.
11911 (struct temp_slot_address_entry): New struct, items for the table.
11912 (temp_slot_address_compute_hash, temp_slot_address_hash,
11913 temp_slot_address_eq, insert_temp_slot_address): Support functions
11915 (find_temp_slot_from_address): Rewrite to use the new hash table.
11916 (remove_unused_temp_slot_addresses): Remove addresses of temp
11917 slots that have been made available.
11918 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
11919 worker function for remove_unused_temp_slot_addresses.
11920 (assign_stack_temp_for_type): Don't clear the temp slot address list.
11921 Add the temp slot address to the address -> temp slot map.
11922 (update_temp_slot_address): Update via insert_temp_slot_address.
11923 (free_temp_slots): Call remove_unused_temp_slot_addresses.
11924 (pop_temp_slots): Likewise.
11925 (init_temp_slots): Allocate the address -> temp slot map, or empty
11926 the map if it is already allocated.
11927 (prepare_function_start): Initialize temp slot processing.
11929 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11931 PR middle-end/38584
11932 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
11933 Calculate the size of all stack vars assuming no packing of stack
11934 vars will happen, replacing a quadratic algorithm with a linear one.
11936 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11939 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
11942 2009-01-03 Diego Novillo <dnovillo@google.com>
11944 * doc/contrib.texi: Update contributions.
11946 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11949 * builtins.c (fold_builtin_memory_op): Give up if either operand
11950 is volatile. Set srctype or desttype to non-qualified version
11954 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
11955 and FUNCTION_DECLs.
11957 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
11959 PR rtl-optimization/35805
11960 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
11961 problem if fast dce is able to remove any instructions.
11962 * dce.c (dce_process_block): Fix dump message.
11964 2009-01-02 Mark Mitchell <mark@codesourcery.com>
11967 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
11969 2009-01-02 Jakub Jelinek <jakub@redhat.com>
11971 PR middle-end/38690
11972 * tree-flow.h (op_code_prio, op_prio): New prototypes.
11973 * tree-pretty-print.c (op_code_prio): New function.
11974 (op_prio): No longer static. Use op_code_prio.
11975 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
11976 Use op_prio and op_code_prio to determine if () should be
11977 printed around operand(s) or not.
11979 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
11980 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
11981 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
11982 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
11983 pp_character instead of pp_string for single letter printing.
11985 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11987 * doc/extend.texi: Fix '#pragma GCC option' typo.
11989 2009-01-02 Richard Guenther <rguenther@suse.de>
11991 * doc/install.texi (--enable-checking): Mention different
11992 default for stage1.
11993 (--enable-stage1-checking): Document.
11995 2009-01-01 Andrew Pinski <pinskia@gmail.com>
11997 PR middle-end/30142
11998 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
11999 case to be an error.
12001 2009-01-02 Ben Elliston <bje@au.ibm.com>
12003 * config/fp-bit.h (pack_d): Constify argument.
12004 * config/fp-bit.c (makenan): Constify return type. Remove casts.
12005 (isnan): Constify argument.
12007 (iszero): Likewise.
12008 (pack_d): Likewise.
12009 (_fpadd_parts): Constify return type.
12010 (_fpmul_parts): Likewise.
12011 (_fpdiv_parts): Likewise.
12013 2009-01-01 Jakub Jelinek <jakub@redhat.com>
12016 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
12017 warn about overwriting initializer with side-effects or
12018 -Woverride-init if !IMPLICIT.
12019 (output_init_element): Likewise. Pass IMPLICIT down to
12021 (process_init_element): Add IMPLICIT argument. Pass it down
12022 to output_init_element.
12023 (push_init_element, pop_init_level, set_designator): Adjust
12024 process_init_element callers.
12025 (set_nonincremental_init, set_nonincremental_init_from_string):
12026 Adjust add_pending_init callers.
12027 (output_pending_init_elements): Adjust output_init_element callers.
12028 * c-tree.h (process_init_element): Adjust prototype.
12029 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
12030 process_init_element callers.
12033 Copyright (C) 2009 Free Software Foundation, Inc.
12035 Copying and distribution of this file, with or without modification,
12036 are permitted in any medium without royalty provided the copyright
12037 notice and this notice are preserved.