1 2009-05-14 Ian Lance Taylor <iant@google.com>
3 * passes.c (finish_optimization_passes): Change i to int.
4 * plugin.c (plugins_active_p): Change event to int.
5 (dump_active_plugins): Likewise.
6 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
8 * tree.c (tree_range_check_failed): Change c to unsigned int.
9 (omp_clause_range_check_failed): Likewise.
10 (build_common_builtin_nodes): Change mode to int. Add cast.
11 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
12 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
15 ++ or -- with a variable of enum type.
17 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
20 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
22 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
24 * store-motion.c: Do not include params.h
25 * Makefile.in: Fix dependencies for various files.
27 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
29 * auto-inc-dec.c: Fix pass description, remove apparent
30 accidental duplication.
32 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
35 * ipa-utils.h (memory_identifier_string): Moved to ...
36 * tree.h (memory_identifier_string): Here. Add GTY(()).
38 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
40 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
41 in the former documentation of...
42 (GO_IF_LEGITIMATE_ADDRESS): ... this.
43 * ira-conflicts.c (get_dup_num): Use address_operand.
44 * targhooks.c (default_legitimate_address_p): New.
45 * targhooks.h (default_legitimate_address_p): New.
46 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
48 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
49 * target.h (struct target): Add legitimate_address_p.
50 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
51 (TARGET_INITIALIZER): Include it.
53 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
54 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
55 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
56 (TARGET_LEGITIMATE_ADDRESS_P): New.
58 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
59 (REG_OK_STRICT_P): Delete.
60 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
61 (frv_legitimate_address_p_1): ... this.
62 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
63 (frv_legitimate_address_p_1): ... the renamed old
64 frv_legitimate_address_p.
65 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
66 (TARGET_LEGITIMATE_ADDRESS_P): New.
68 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
69 * config/s390/s390-protos.h (legitimate_address_p): Remove.
70 * config/s390/s390.c (legitimate_address_p): Rename to...
71 (s390_legitimate_address_p): ... this, make static.
72 (legitimize_address): Adjust call.
73 (TARGET_LEGITIMATE_ADDRESS_P): New.
74 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
76 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
77 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
78 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
79 (TARGET_LEGITIMATE_ADDRESS_P): New.
81 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
82 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
83 * config/spu/spu.c (spu_legitimate_address): Rename to...
84 (spu_legitimate_address_p): ... this, make static.
85 (TARGET_LEGITIMATE_ADDRESS_P): New.
87 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
88 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
89 * config/sparc/sparc.c (legitimate_address_p): Rename to...
90 (sparc_legitimate_address_p): ... this, make static and return bool.
91 (legitimize_address): Adjust call.
92 (TARGET_LEGITIMATE_ADDRESS_P): New.
94 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
95 * config/i386/i386-protos.h (legitimate_address_p): Remove.
96 * config/i386/i386.c (legitimate_address_p): Rename to...
97 (ix86_legitimate_address_p): ... this, make static.
98 (constant_address_p): Move after it, adjust call.
99 (TARGET_LEGITIMATE_ADDRESS_P): New.
101 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
102 * config/avr/avr-protos.h (legitimate_address_p): Remove.
103 * config/avr/avr.c (legitimate_address_p): Rename to...
104 (avr_legitimate_address_p): ... this, make static.
105 (legitimize_address): Adjust call.
106 (TARGET_LEGITIMATE_ADDRESS_P): New.
108 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
109 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
110 * config/crx/crx.c (crx_legitimate_address_p): Make static.
111 (TARGET_LEGITIMATE_ADDRESS_P): New.
113 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
114 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
115 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
116 (TARGET_LEGITIMATE_ADDRESS_P): New.
118 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
119 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
121 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
123 (TARGET_LEGITIMATE_ADDRESS_P): New.
125 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
126 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
128 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
130 (m68hc11_legitimate_address_p): ... this, make static.
131 (go_if_legitimate_address_internal): Rename to...
132 (m68hc11_legitimate_address_p_1): ... this.
133 (legitimize_address): Adjust call.
134 (TARGET_LEGITIMATE_ADDRESS_P): New.
136 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
137 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p):
139 * config/iq2000/iq2000.c (iq2000_legitimate_address_p):
141 (TARGET_LEGITIMATE_ADDRESS_P): New.
143 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
144 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
145 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
146 (mn10300_legitimate_address_p): ... this, make static.
147 (TARGET_LEGITIMATE_ADDRESS_P): New.
149 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
150 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
151 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
152 (TARGET_LEGITIMATE_ADDRESS_P): New.
154 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
155 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
156 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
157 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
158 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
159 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
160 (rs6000_legitimate_address_p): ... this, make static.
161 (TARGET_LEGITIMATE_ADDRESS_P): New.
162 (REG_MODE_OK_FOR_BASE_P): Delete.
163 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
165 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
166 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
168 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
169 static, adjust types.
170 (TARGET_LEGITIMATE_ADDRESS_P): New.
172 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
173 * config/score/score.c (score_address_p): Rename to...
174 (score_legitimate_address_p): ... this.
175 (TARGET_LEGITIMATE_ADDRESS_P): New.
176 * config/score/score3.c (score3_address_p): Rename to...
177 (score3_legitimate_address_p): ... this.
178 * config/score/score7.c (score7_address_p): Rename to...
179 (score7_legitimate_address_p): ... this.
181 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
182 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
183 GO_IF_LEGITIMATE_ADDRESS): Delete.
184 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
185 thumb2_legitimate_address_p): Delete.
186 (arm_legitimate_address_p): Rename to...
187 (arm_legitimate_address_outer_p): ... this.
188 * config/arm/constraints.md ("Uq"): Adjust call.
189 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
190 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
191 (arm_legitimate_address_outer_p): ... this.
192 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
193 (TARGET_LEGITIMATE_ADDRESS_P): New.
195 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
196 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
197 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
198 (TARGET_LEGITIMATE_ADDRESS_P): New.
200 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
201 * config/vax/vax-protos.h (legitimate_address_p): Remove.
202 * config/vax/vax.c (legitimate_address_p): Rename to...
203 (vax_legitimate_address_p): ... this, make static.
204 (TARGET_LEGITIMATE_ADDRESS_P): New.
206 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
207 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
208 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
209 (TARGET_LEGITIMATE_ADDRESS_P): New.
211 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
212 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
213 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
214 (mmix_legitimate_address_p): ... this, make static.
215 (TARGET_LEGITIMATE_ADDRESS_P): New.
217 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
218 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
219 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
220 (TARGET_LEGITIMATE_ADDRESS_P): New.
222 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
224 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
227 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
229 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
230 LCT_NORMAL in function call.
231 * mips-tdump.c (print_file_desc): Add cast to enum type.
232 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
233 (mark_stabs): Add casts to enum types.
234 (parse_stabs_common): Add casts to enum types.
236 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
238 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
239 Check for invalid values of LETTER.
241 2009-05-13 Taras Glek <tglek@mozilla.com>
243 * attribs.c (register_attribute): moved out attribute registration into
245 * doc/plugins.texi: Documented register_attribute and PLUGIN_ATTRIBUTES.
246 * gcc-plugin.h: Added forward decl for register_attribute.
247 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
248 * plugin.c (register_callback, invoke_plugin_callbacks): Added
249 PLUGIN_ATTRIBUTES boilerplate.
251 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
253 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
254 values even in sentinel and empty entries.
255 (ms_printf_flag_specs): Likewise.
256 (ms_scanf_flag_specs): Likewise.
257 (ms_strftime_flag_specs): Likewise.
258 (ms_print_char_table): Likewise.
259 (ms_scan_char_table): Likewise.
260 (ms_time_char_table): Likewise.
262 2009-05-13 Doug Kwan <dougkwan@google.com>
264 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
266 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
268 * config/mips/mips.md (store): Add attributes for QI and HI.
270 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
271 (truncdi<mode>2): ... this new pattern.
273 2009-05-13 Brad Hards <bradh@kde.org>
275 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
277 2009-05-14 Jakub Jelinek <jakub@redhat.com>
278 Ben Elliston <bje@au.ibm.com>
281 * dse.c (check_mem_read_rtx): Guard against width == -1.
283 2009-05-13 Michael Matz <matz@suse.de>
286 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
287 (trivially_conflicts_p): New function.
288 (insert_backedge_copies): Use it.
290 2009-05-13 Janis Johnson <janis187@us.ibm.com>
292 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
293 (handle_stdc_pragma): Use new enum constant names.
294 (handle_pragma_float_const_decimal64): Ditto.
296 2009-05-13 Ian Lance Taylor <iant@google.com>
298 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
301 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
303 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
304 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
306 * config/m68k/m68k.h (FL_UCLINUX): Define.
308 2009-05-13 Jan Hubicka <jh@suse.cz>
310 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
312 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
314 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
315 unless -fschedule-insns is specified.
317 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
320 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
321 TARGET_EXPAND_CBRANCHDI4.
322 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
323 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
324 (cmpeqdi): Fix comment.
326 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
328 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
329 (sh_legitimate_address_p): Likewise.
330 * config/sh/sh.c (sh_legitimate_index_p): New.
331 (sh_legitimate_address_p): Likewise.
332 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
333 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
334 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
335 (MAYBE_BASE_REGISTER_RTX_P): New macro.
336 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
337 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
338 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
339 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
340 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
342 2009-05-12 Jan Hubicka <jh@suse.cz>
344 * tree-inline.c (estimate_operator_cost): Add operands;
345 when division happens by constant, it is cheap.
346 (estimate_num_insns): Loads and stores are not having cost of 0;
347 EH magic stuff is cheap; when computing runtime cost of switch,
348 use log2 base of amount of its cases; builtin_expect has cost of 0;
349 compute cost for moving return value of call.
350 (init_inline_once): Initialize time_based flags.
351 * tree-inline.h (eni_weights_d): Add time_based flag.
353 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
355 * df-core.c: Update head documentation.
357 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
360 * rs6000.c (rs6000_generate_compare): Use op1b instead of
361 shadowing exisiting variable op1.
363 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
366 * config/i386/driver-i386.c (processor_signatures): New enum.
367 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
368 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
369 processor signature to detect geode processor.
371 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
375 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
377 * optabs.c (prepare_cmp_insn): Temporarily disable test that
378 causes spurious differences between trunk and cond-optab branch.
380 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
382 * dojump.c (compare_from_rtx): Delete.
383 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
384 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
385 if the comparison does not satisfy the predicate; test predicates for
386 operands 2 and 3 of a cstore pattern. Don't try cstore optab
387 further if one existing pattern fails.
388 * expr.h (compare_from_rtx): Delete.
389 (prepare_operand): Declare it.
390 * optabs.c: Change "lib call" to "libcall" throughout.
391 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
392 HAVE_conditional_trap, emit_cmp_insn): Delete.
393 (can_compare_p): Delete cmp_optab case.
394 (prepare_float_lib_cmp): Return an rtx and a machine mode.
395 Accept other parameters by value.
396 (prepare_operand): Make non-static.
397 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
398 other parameters by value. Try to widen operands here based on
399 an optab_methods argument and looking at cbranch_optab.
400 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
401 loop. Use cbranch_optab directly.
402 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
403 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
405 (emit_conditional_move, emit_conditional_add): Inline what's needed
406 of compare_from_rtx, using new prepare_cmp_insn for the rest.
407 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
408 with COMPARE. Move cmov_optab and cstore_optab above
409 with cbranch_optab, move cmp_optab down with ucmp_optab,
410 remove tst_otpab. Do not initialize trap_rtx.
411 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
412 for trap code. Do not check HAVE_conditional_trap. Use
413 prepare_cmp_insn. Accept no predicate for operand 3.
414 * optabs.h (OTI_cmp): Mark as used only for libcalls.
415 (OTI_ctrap, ctrap_optab): New.
417 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
418 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
419 with lookup of ctrap_optab.
420 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
421 setcc_gen_code): Delete.
424 * combine.c (combine_simplify_rtx, simplify_set): Do not
425 special case comparing against zero for cc0 machines.
426 * simplify-rtx.c (simplify_binary_operation_1): Never remove
427 COMPARE on cc0 machines.
428 (simplify_relational_operation): Return a new expression when
429 a COMPARE could be removed.
430 * final.c (final_scan_insn): Compare cc_status values
431 against LHS of a (compare FOO (const_int 0)) cc0 source.
432 Also check if cc_status.value is the full compare.
434 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
435 (cstoreMM4): Document.
436 (conditional_trap): Document ctrapMM4 instead.
437 (sync_compare_and_swapMM): Refer to cbranchcc4.
438 (Dependent Patterns): Eliminate obsolete information referring to
439 the old jump optimization phase.
440 (Canonicalization): Include cbranchcc4 case, omit canonicalization
441 of compares with 0 on cc0 machines.
442 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
443 avoiding references to cc0. Remove text about storing operands
445 * doc/tm.texi (Condition Codes): Include blurb on different
446 condition code representations, separate into subsections for
447 CC0, MODE_CC and conditional execution.
449 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
450 alpha_emit_setcc): Accept operands and a machine mode.
451 * config/alpha/alpha.c (alpha_emit_conditional_branch):
452 Get code/op0/op1 from operands, use machine mode argument
453 instead of alpha_compare.fp_p. Emit the branch here.
454 (alpha_emit_setcc): Likewise, and return boolean.
455 (alpha_emit_conditional_move): Likewise. Assert that
456 cmp_op_mode == cmp_mode, and simplify accordingly.
457 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
458 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
459 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
461 (stack probe test): Use cbranchdi4.
462 * config/alpha/predicates.md (alpha_cbranch_operator): New.
464 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
465 * config/arc/arc.h (movsicc, movsfcc): Use it.
466 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
467 (cbranchsi4, cstoresi4): New.
468 (cmpsi, bCC and sCC expanders): Remove.
470 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
471 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
472 * config/arm/predicates.md (arm_comparison_operator): Only include
473 floating-point operators if there is a hardware floating-point unit.
474 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
475 deferring to cbranch_cc and cstore_cc respectively.
476 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
477 cbranch_cc, cstore_cc): New.
478 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
480 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
482 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
483 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
485 (adjust_insn_length): Adjust calls.
486 (avr_reorg): Handle (compare (foo) (const_int 0)).
487 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
488 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
489 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
490 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
492 (cbranchqi4, cbranchhi4, cbranchsi4): New.
493 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
495 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
496 (cbranchsi4, cstorebi4, cstoresi4): New.
497 (movbisi): This insn is duplicate, split it to zero_extend.
498 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
499 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
500 (bfin_optimize_loop): Use cbranch expander.
501 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
502 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
503 (bfin_bimode_comparison_operator): ... this.
504 (bfin_direct_comparison_operator): New.
506 * config/cris/cris.c (cris_normal_notice_update_cc): Look
507 inside (compare FOO (const_int 0)).
508 (cris_rtx_costs): Handle ZERO_EXTRACT.
509 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
510 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
511 (*tstdi_v32): Delete.
512 (*cmpdi_non_v32): Add M alternative for operand 1.
513 (cmpsi, cmp<mode>): Make private.
514 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
516 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
518 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
519 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
520 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
521 (cc_reg_operand): New.
523 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
524 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
525 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
526 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
527 crx_expand_scond): Delete.
529 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
531 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
532 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
534 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
535 cstoresi4, cstoresf4, cstoredf4): New.
536 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
537 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
538 Receive the entire operands array.
539 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
540 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
541 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
542 Get test/op0/op1 from the operands array.
543 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
545 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
546 (h8300_expand_store): New.
547 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
549 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
550 (h8300_expand_store): New.
551 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
552 or do not try to produce (set (cc0) REG).
553 (peepholes): Wrap arguments with COMPARE. Add a peephole to
554 change a compare into a move to a scratch register. Disable some
555 peepholes when comparing with zero.
556 (tstsi, tsthi, tstsi, cmpqi): Make private.
559 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
562 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
563 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
564 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
565 (ix86_emit_i387_log1p): Use cbranchxf2.
566 (ix86_expand_setcc): Return void.
567 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
568 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
569 cmp<MODEF>, cmpcc): Remove.
570 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
571 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
572 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
573 (sCC and bCC expanders): Remove.
574 (stack_protect_test): Use cbranchcc4.
576 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
578 (ia64_expand_compare): Accept three rtx by reference and return void.
579 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
580 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
581 from *expr. Update *expr with the BImode comparison to do.
582 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
583 cmptf, bCC, sCC, conditional_trap): Delete.
584 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
585 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
586 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
587 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
588 * config/ia64/predicates.md (ia64_cbranch_operator): New.
590 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
591 type of last argument.
592 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
593 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
594 use machine mode argument instead of branch_type. Remove dead
595 code for floating-point comparisons.
596 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
597 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
599 (cbranchsi4, cstoresi4): New.
600 * config/iq2000/predicates.md (reg_or_const_operand): New.
602 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
603 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
604 (b<code>_op): Rewrite to...
605 (bcc_op): ... this, using match_operator.
606 (s<code>_op): Rewrite to...
607 (scc_op): ... this, using match_operator.
608 (s<code>_24_op): Rewrite to...
609 (scc_op_24): ... this, using match_operator.
610 (s<code>_<mode>): Rewrite to...
611 (cstore<mode>4): ... this, using match_operator.
612 (s<code>_<mode>_24): Rewrite to...
613 (cstore<mode>4_24): ... this, using match_operator.
614 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
615 m32c_unpend_compare, m32c_expand_scc): Delete.
616 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
617 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
618 (m32c_expand_movcc): Change NE to EQ if necessary.
619 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
621 * config/m32r/m32r-protos.h (gen_cond_store): New.
622 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
623 (gen_cond_store): New, from sCC patterns.
624 (m32r_expand_block_move): Use cbranchsi4.
625 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
626 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
627 (cbranchsi4, cstoresi4): New.
629 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
631 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
632 (m68hc11_notice_update_cc): Look into a compare with 0.
633 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
635 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
636 cmphi, cmpqi, bCC): Delete.
637 (cbranchsi4, cbranchhi4, cbranchqi4): New.
638 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
639 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
642 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
643 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
644 * config/m68k/constraints.md (H): New.
645 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
646 the define_insn below.
647 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
648 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
649 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
650 patterns): Wrap RHS with COMPARE.
651 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
652 (*cmpdi_internal): Name this pattern.
653 (cmpdi): Change to define_insn.
654 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
655 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
656 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
658 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
659 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
660 (conditional_trap): Change to...
661 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
662 (*conditional_trap): Use the ordered_comparison_operator and
663 const1_operand predicates.
664 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
665 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
666 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
667 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
669 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
670 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
671 (mcore_gen_compare): New.
672 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
673 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
674 (mcore_gen_compare): ... this.
675 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
676 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
677 (stack probe pattern): Use cbranchsi4.
679 * config/mips/predicates.md (mips_cstore_operator): New.
680 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
681 * config/mips/mips.md (any_cond): Delete.
682 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
684 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
685 fixuns_truncsfdi2): Use cbranch patterns.
686 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
687 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
688 Adjust call to mips_expand_conditional_branch.
689 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
691 * config/mips/mips-protos.h (mips_expand_conditional_branch,
692 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
693 * config/mips/mips.c (cmp_operands): Delete.
694 (mips_emit_compare): Get comparison operands from *op0/*op1.
695 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
696 that it succeeds. Use op0/op1 instead of cmp_operands.
697 (mips_expand_conditional_branch, mips_expand_conditional_move,
698 mips_expand_conditional_trap): Likewise.
699 (mips_block_move_loop): Use cbranch patterns.
700 * config/mips/mips.h (cmp_operands): Delete.
702 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
703 (mmix_gen_compare_reg): Just return a register in the right CC mode.
704 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
705 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
706 (*cmpcc_folded): Rename to...
707 (*cmpdi_folded): this.
708 (*cmpcc): Rename to...
710 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
713 (cbranchdf4): New. Handle invalid comparisons here.
714 * config/mmix/predicates.md (float_comparison_operator): New.
716 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
717 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
718 * config/mn10300/mn10300.md (tst): Delete.
719 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
720 Name these patterns and wrap RHS in a compare.
721 (*cmpsi): Make this pattern private. Include tst.
722 (*cmpsf): Make this pattern private.
723 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
724 (compare with zero peepholes): Likewise.
726 (cbranchsi4, cbranchsf4): New.
727 (casesi): Use cbranchsi4.
729 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
730 hppa_branch_type): Delete.
731 (return_addr_rtx): Use cbranchsi4.
732 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
733 Emit CCFPmode comparison here.
734 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
735 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
736 hppa_branch_type): Delete.
737 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
738 (movsicc, movdicc): Remove references to hppa_compare_op0,
739 hppa_compare_op1 and compare_from_rtx.
740 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
741 (casesi): Use cbranchsi4.
743 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
744 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
745 * config/pdp11/pdp11.md (register_or_const0_operand): New.
746 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
747 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
749 (cbranchdf4, cbranchhi4, cbranchqi4): New.
750 (*branch, *branch_inverted): New.
752 * config/picochip/picochip.md (cbranchhi4): Use
753 ordered_comparison_operator.
754 (cmphi, bCC): Remove.
756 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
757 (trap_comparison_operator): Delete.
758 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
759 rs6000_emit_cbranch): Accept mode and operands.
760 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
761 rs6000_compare_fp_p): Delete.
762 (rs6000_generate_compare): Accept mode and comparison. Extract code
763 and op0/op1 from there. Replace references to rs6000_compare_op0
764 and rs6000_compare_op1.
765 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
766 extract result from passed operands.
767 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
768 extract loc from passed operands.
769 (rs6000_emit_cmove): Likewise.
770 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
771 rs6000_compare_fp_p): Delete.
772 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
773 (cbranch<GPR>4, cbranch<FP>4): New.
774 (cstore<mode>4): New. Consolidate here all choices about when to use
775 portable or specialized sCC sequences.
776 (stack_protect_test): Use cbranchsi4.
777 (conditional_trap): Replace with ctrap<GPR>4.
778 (conditional trap insn): Replace trap_comparison_operator with
779 ordered_comparison_operator.
781 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
782 (s390_emit_prologue): Use ctrap.
783 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
784 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
785 New predicates replacing...
786 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
787 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
788 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
789 (add<mode>cc): Do not use s390_compare_op0/op1.
790 (s<code>): Change to...
791 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
793 (cstorecc4): ... this. Handle EQ or NE equally.
794 (*sne): Un-privatize for use in cstorecc4.
795 (b<code>): Change to...
796 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
797 (conditional_trap): Replace with...
798 (ctrap<GPR>4, ctrap<FP>4): ... these.
799 (stack_protect): Use cbranchcc4.
801 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
802 * config/score/score-protos.h (score_gen_cmp): Delete.
803 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
804 (score_block_move-loop): Use cbranchsi4.
805 * config/score/score.md (cbranchsi4): New.
806 (cmpsi, bCC): Delete.
807 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
808 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
809 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
810 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
811 * config/score/score3.h (score3_gen_cmp): Delete.
812 * config/score/score7.h (score7_gen_cmp): Delete.
814 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
815 (sh_emit_scc_to_t): ... this. Return void.
816 (from_compare): Rename to...
817 (sh_emit_compare_and_branch): ... this.
818 (sh_emit_compare_and_set): New.
819 (sh_expand_t_scc): Accept operands.
820 * config/sh/predicates.md (sh_float_comparison_operator): New.
821 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
822 (prepare_scc_operands): Rename to...
823 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
825 (sh_emit_cheap_store_flag): New.
826 (sh_emit_set_t_insn): New.
827 (from_compare): Rename to...
828 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
829 handling of TARGET_SH2E floating point to avoid recursive call.
830 Generate branch here.
831 (sh_emit_compare_and_set): New.
832 (sh_expand_t_scc): Get op0/op1 from arguments.
833 (sh_emit_cheap_store_flag): New.
834 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
836 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
837 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
838 (movsicc, movdicc): Do nothing when it recreated operands from
839 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
840 prepare_scc_operands (now sh_emit_scc_to_t).
841 (udivdi3): Use cstoresi4.
842 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
843 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
844 (cbranchint4_media, cbranchfp4_media): New.
845 (casesi): Use cbranchdi4.
846 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
848 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
849 (movnegt): Remove second operand.
850 (cbranchsf4, cbranchdf4): New.
851 (stack_protect): Use cbranchdi4/cbranchsi4.
853 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
854 (gen_compare_reg): Accept comparison, extract part of it to...
855 (gen_compare_reg_1): ... this.
856 (gen_compare_operator): Delete.
857 (gen_v9_scc): Accept separate destination, comparison code and arms.
858 Do not use sparc_compare_op0/sparc_compare_op1.
859 (emit_scc_insn, emit_conditional_branch_insn): New.
860 (emit_v9_brxx): Make static. Remove useless assertion.
861 (sparc_emit_float_lib_cmp): Return RTL instead of calling
863 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
864 * config/sparc/sparc-protos.h (gen_compare_reg,
865 sparc_emit_float_lib_cmp): Adjust prototype.
866 (emit_scc_insn, emit_conditional_branch_insn): New.
867 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
868 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
869 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
870 iterators to the top.
871 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
872 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
873 snedi_special_trunc): Delete.
874 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
875 and snedi_special_trunc.
876 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
877 cbranchdi4, cbranch<F:mode>4): New.
878 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
879 here. Use gen_compare_reg instead of gen_compare_operator.
880 (conditional_trap): Replace with...
881 (ctrapsi4, ctrapdi4): ... this.
882 (stack_protect_test): Use cbranchcc4.
884 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
886 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
887 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
888 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
889 from operands[0] or operands[3] depending on is_set.
890 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
891 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
892 cmpdf, bCC), sCC: Remove.
893 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
894 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
896 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
897 spu_emit_branch_or_set.
899 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
901 * config/stormy16/stormy16.h (xstormy16_compare_op0,
902 xstormy16_compare_op1): Delete.
903 * config/stormy16/stormy16.c (xstormy16_compare_op0,
904 xstormy16_compare_op1): Delete.
905 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
907 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
908 (cmphi, cmpsi, bCC): Remove.
910 * config/v850/v850.md (tstsi, cmpsi): Fold into...
911 (*cmpsi): ... this one.
912 (cbranchsi4, cstoresi4): New.
913 (bCC expanders): Delete.
914 (sCC insns): Fold into...
915 (*setcc): ... this one.
916 (casesi): Do not use gen_cmpsi and gen_bgtu.
917 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
919 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
921 * config/vax/vax-protos.h (cond_name): New.
922 (vax_output_conditional_branch): Remove.
923 * config/vax/vax.c (cond_name): New.
924 (vax_output_conditional_branch): Remove.
925 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
926 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
927 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
928 (bit<VAXint>): Wrap source with (compare).
929 (b<code> and following unnamed pattern): Rename to *branch and
930 *branch_reversed. Change macroization to match_operator.
931 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
933 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
934 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
935 Change last argument to machine_mode.
936 (xtensa_expand_scc): Add machine_mode argument.
937 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
938 (gen_conditional_move, xtensa_expand_conditional_branch,
939 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
940 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
941 Adjust operand numbers.
942 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
944 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
945 (cmpsi, cmpsf, b<code>, s<code>): Delete.
946 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
948 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
950 * optabs.c (prepare_cmp_insn): Temporarily disable test that
951 causes spurious differences between trunk and cond-optab branch.
953 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
956 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
958 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
960 * tree.c (iterative_hash_pointer): Delete.
961 (iterative_hash_expr): Short-circuit handling of NULL pointer.
962 Hash UIDs and versions of SSA names. Don't special-case built-in
963 function declarations.
965 2009-05-11 Ian Lance Taylor <iant@google.com>
968 * graphite.c: Force -Wc++-compat to only be a warning before
969 #including "cloog/cloog.h".
971 2009-05-11 Martin Jambor <mjambor@suse.cz>
973 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
975 2009-05-11 Jan Hubicka <jh@suse.cz>
977 * tree-ssa-loop-ivcanon.c: Include target.h
978 (struct loop_size): new structure.
979 (constant_after_peeling): New predicate.
980 (tree_estimate_loop_size): New function.
981 (estimated_unrolled_size): Rewrite for new estimates.
982 (try_unroll_loop_completely): Use new estimates.
983 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
985 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
987 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
988 libcpp interface change.
989 (spu_macro_to_expand): Likewise.
991 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
993 PR tree-optimization/40026
994 * gimplify.c (gimplify_init_constructor): Change initial conditional
995 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
996 optimize_compound_literals_in_ctor.
998 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
1000 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
1002 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
1004 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
1006 * tree-vect-data-refs.c (vect_analyze_group_access): Use
1007 HOST_WIDE_INT for gap.
1009 2009-05-11 Ira Rosen <irar@il.ibm.com>
1011 PR tree-optimization/40074
1012 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
1013 account in group size and step comparison.
1015 2009-05-11 Richard Guenther <rguenther@suse.de>
1017 * passes.c (init_optimization_passes): Strip now incorrect comment.
1018 (execute_function_todo): Do not set PROP_alias.
1019 * tree-pass.h (PROP_alias): Remove.
1020 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
1021 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
1022 * tree-nrv.c (pass_return_slot): Likewise.
1023 * tree-object-size.c (pass_object_sizes): Likewise.
1024 * tree-ssa-dom.c (pass_dominator): Likewise.
1025 (pass_phi_only_cprop): Likewise.
1026 * tree-ssa-dse.c (pass_dse): Likewise.
1027 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
1028 (pass_cselim): Likewise.
1029 * tree-ssa-pre.c (pass_pre): Likewise.
1030 (pass_fre): Likewise.
1031 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1032 * tree-ssa-sink.c (pass_sink_code): Likewise.
1033 * tree-stdarg.c (pass_stdarg): Likewise.
1034 * tree-tailcall.c (pass_tail_calls): Likewise.
1035 * tree-vrp.c (pass_vrp): Likewise.
1037 2009-05-10 Ian Lance Taylor <iant@google.com>
1039 * basic-block.h (enum profile_status): Break out of struct
1041 * cgraph.h (struct inline_summary): Break out of struct
1043 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
1044 of struct cgraph_order_sort.
1045 * combine.c (enum undo_kind): New enum, broken out of struct undo.
1046 * cse.c (struct branch_path): Break out of struct
1047 cse_basic_block_data.
1048 * except.h (enum eh_region_type): Break out of struct eh_region.
1049 * gcc.c (enum add_del): Break out of struct modify_target.
1050 * genrecog.c (enum decision_type): Break out of struct decision_test.
1051 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
1053 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
1054 * regmove.c (enum match_use): New enum, broken out of struct match.
1055 * sched-int.h (enum post_call_group): New enum, broken out of
1057 (struct deps_reg): Break out of struct deps.
1058 * target.h (struct asm_int_op): Break out of struct gcc_target.
1059 * tree-eh.c (struct goto_queue_node): Break out of struct
1061 * tree-inline.h (enum copy_body_cge_which): Break out of
1063 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
1065 * c-decl.c (in_struct, struct_types): New static variables.
1066 (pushtag): Add loc parameter. Change all callers.
1067 (lookup_tag): Add ploc parameter. Change all callers.
1068 (check_compound_literal_type): New function.
1069 (parser_xref_tag): Add loc parameter. Change all callers. If
1070 -Wc++-compat, warn about struct/union/enum types defined within a
1072 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
1073 and loc parameters. Change all callers. Change error calls to
1074 error_at, using loc. For a redefinition, if the location of the
1075 original definition is known, report it. Set in_struct and
1076 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
1077 (finish_struct): Add new parameters enclosing_in_struct and
1078 enclosing_struct_types. Change all callers. Set
1079 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
1080 in the struct. If in a struct, add this struct to struct_types.
1081 (start_enum): Add loc parameter. Change all callers. Use
1082 error_at for errors, using loc. For a redefinition, if the
1083 location of the original definition is known, report it. If in a
1084 struct, add this enum type to struct_types. If -Wc++-compat warn
1085 if in sizeof, typeof, or alignof.
1086 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
1087 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
1088 (c_parser_enum_specifier): Get enum location for start_enum.
1089 (c_parser_struct_or_union_specifier): Get struct location for
1090 start_struct. Save in_struct and struct_types status between
1091 start_struct and finish_struct.
1092 (c_parser_cast_expression): Get location of cast.
1093 (c_parser_alignof_expression): Get location of type.
1094 (c_parser_postfix_expression): Likewise.
1095 (c_parser_postfix_expression_after_paren_type): Add type_loc
1096 parameter. Change all callers. Call check_compound_literal_type.
1097 Use type_loc for error about variable size type.
1098 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
1099 of an enum constant from an enum type defined in a struct or union.
1100 (c_cast_expr): Add loc parameter. Change all callers. If
1101 -Wc++-compat, warn about defining a type in a cast.
1102 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
1103 (start_enum, start_struct, finish_struct): Update declarations.
1104 (parser_xref_tag, c_cast_expr): Update declarations.
1105 (check_compound_literal_type): Declare.
1107 2009-05-11 Ben Elliston <bje@au.ibm.com>
1109 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
1110 for recent libcpp interface change.
1111 (rs6000_macro_to_expand): Likewise.
1113 2009-05-10 Michael Matz <matz@suse.de>
1116 * config/arm/arm.c (require_pic_register): Emit on entry edge,
1117 not at entry of function.
1119 2009-05-10 Richard Guenther <rguenther@suse.de>
1121 PR tree-optimization/40081
1123 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1124 using the main variant of the element type. Do not fiddle with
1125 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1127 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
1128 structs with volatile fields.
1130 2009-05-10 Jan Hubicka <jh@suse.cz>
1132 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
1133 (estimate_move_cost): Assert that it does not get called for
1135 (estimate_num_insns): Skip VOID types in argument handling.
1136 (optimize_inline_calls): Delete unreachable blocks and verify that
1139 2009-05-10 Jan Hubicka <jh@suse.cz>
1141 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
1142 * cgraph.c (cgraph_mark_address_taken_node): New function.
1143 (dump_cgraph_node): Dump new flag.
1144 * cgraph.h (struct cgraph_node): Add address_taken.
1145 (cgraph_mark_address_taken_node): New function.
1146 * ipa.c (cgraph_postorder): Prioritize functions with address taken
1147 since new direct calls can be born.
1149 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1151 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
1154 2009-05-10 Jan Hubicka <jh@suse.cz>
1157 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
1159 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
1160 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
1161 * tree-inline.c (copy_bb): Set frequency correctly.
1162 (fold_marked_statements): Update call to
1163 cgraph_update_edges_for_call_stmt.
1165 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1167 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
1168 identifiers in diagnostics.
1169 * config/arm/arm.c (arm_handle_fndecl_attribute,
1170 arm_handle_isr_attribute): Likewise.
1171 * config/avr/avr.c (avr_handle_progmem_attribute,
1172 avr_handle_fndecl_attribute, avr_handle_fntype_attribute):
1174 * config/bfin/bfin.c (handle_int_attribute,
1175 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
1176 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
1177 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
1179 * config/darwin.c (darwin_handle_kext_attribute,
1180 darwin_handle_weak_import_attribute): Likewise.
1181 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
1182 h8300_handle_eightbit_data_attribute,
1183 h8300_handle_tiny_data_attribute): Likewise.
1184 * config/i386/i386.c (ix86_handle_cconv_attribute,
1185 ix86_handle_abi_attribute, ix86_handle_struct_attribute):
1187 * config/i386/winnt.c (ix86_handle_shared_attribute,
1188 ix86_handle_selectany_attribute): Likewise.
1189 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
1190 * config/m32c/m32c.c (function_vector_handler): Likewise.
1191 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
1192 m68hc11_handle_fntype_attribute): Likewise.
1193 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
1194 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
1195 * config/mips/mips.c (mips_insert_attributes,
1196 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
1197 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
1198 rs6000_handle_struct_attribute): Likewise.
1199 * config/sh/sh.c (sh_insert_attributes,
1200 sh_handle_resbank_handler_attribute,
1201 sh_handle_interrupt_handler_attribute,
1202 sh2a_handle_function_vector_handler_attribute,
1203 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1205 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
1206 * config/spu/spu.c (spu_handle_fndecl_attribute,
1207 spu_handle_vector_attribute): Likewise.
1208 * config/stormy16/stormy16.c
1209 (xstormy16_handle_interrupt_attribute): Likewise.
1210 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
1211 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
1213 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1215 * pretty-print.h (struct pretty_print_info): Add
1216 translate_identifiers.
1217 (pp_translate_identifiers): New.
1218 (pp_identifier): Only conditionally translate identifier to locale
1220 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
1221 (pp_base_tree_identifier): Only conditionally translate identifier
1222 to locale character set.
1223 * c-pretty-print.c (M_): Define.
1224 (pp_c_type_specifier, pp_c_primary_expression): Mark English
1225 fragments for conditional translation with M_.
1226 * tree-pretty-print.c (maybe_init_pretty_print): Disable
1227 identifier translation.
1229 2009-05-10 Richard Guenther <rguenther@suse.de>
1231 PR tree-optimization/40081
1232 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1233 using the main variant of the element type. Do not fiddle with
1234 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1236 2009-05-09 Jan Hubicka <jh@suse.cz>
1239 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
1240 indirect calls; verify cgraph afterwards.
1242 2009-05-09 Jan Hubicka <jh@suse.cz>
1245 * ipa.c (update_inlined_to_pointer): New function.
1246 (cgraph_remove_unreachable_nodes): Use it.
1248 2009-05-09 Jan Hubicka <jh@suse.cz>
1250 * tree-eh.c (struct leh_state): Remove prev_try.
1251 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
1253 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
1254 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
1255 remove_eh_handler_and_replace, foreach_reachable_handler,
1256 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
1257 * except.h (struct eh_region): Remove eh_region_u_cleanup.
1258 (gen_eh_region_cleanup): Update prototype.
1260 2009-05-09 Jan Hubicka <jh@suse.cz>
1263 * except.c (copy_eh_region): Always set prev_try.
1264 (redirect_eh_edge_to_label): Find outer try.
1265 (foreach_reachable_handler): When looking for prev try
1266 handle case where previous try is not going to be taken.
1268 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1270 PR tree-optimization/40049
1271 * tree-vect-stmts.c (vectorizable_operation): If the machine has
1272 only vector/vector shifts, convert the type of the constant to the
1273 appropriate type to avoid building incorrect trees, which
1274 eventually have problems with garbage collection.
1276 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1278 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
1279 -1 for complex floating-point types if honoring signed zeros.
1281 2009-05-08 Jan Hubicka <jh@suse.cz>
1283 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
1284 argument; handle correctly when profile is absent.
1285 (build_cgraph_edges): Update.
1286 (rebuild_cgraph_edges): Update.
1287 * cgraph.c: Do not include varray.h.
1288 (cgraph_set_call_stmt_including_clones): New function.
1289 (cgraph_create_edge_including_clones): Likewise
1290 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
1291 (cgraph_update_edges_for_call_stmt): Handle clones.
1292 (cgraph_remove_node): Handle clone tree.
1293 (cgraph_remove_node_and_inline_clones): New function.
1294 (dump_cgraph_node): Dump clone tree.
1295 (cgraph_clone_node): Handle clone tree.
1296 (clone_function_name): Bring here from tree-inline.c.
1297 (cgraph_create_virtual_clone): New function.
1298 * cgraph.h (ipa_replace_map): Move here from ipa.h.
1299 (cgraph_clone_info): New function.
1300 (strut cgraph_node): Add clone_info and new clone tree pointers.
1301 (cgraph_remove_node_and_inline_clones,
1302 cgraph_set_call_stmt_including_clones,
1303 cgraph_create_edge_including_clones,
1304 cgraph_create_virtual_clone): Declare.
1305 (cgraph_function_versioning): Use VEC argument.
1306 (compute_call_stmt_bb_frequency): Update prototype.
1307 (cgraph_materialize_all_clones): New function.
1308 * ipa-cp.c (ipcp_update_cloned_node): Remove.
1309 (ipcp_create_replace_map): Update to VECtors.
1310 (ipcp_update_callgraph): Use virtual clones.
1311 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
1312 (ipcp_update_profiling): Do not update local profiling.
1313 (ipcp_insert_stage): Use VECtors and virtual clones.
1314 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
1315 (clone_of_p): New function.
1316 (cgraph_preserve_function_body_p): Use clone tree.
1317 (cgraph_optimize): Materialize clones.
1318 (cgraph_function_versioning): Update for VECtors.
1319 (save_inline_function_body): Use clone tree.
1320 (cgraph_materialize_clone): New function.
1321 (cgraph_materialize_all_clones): Likewise.
1322 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
1323 * ipa.c: Include gimple.h.
1324 (cgraph_remove_unreachable_nodes): Use clone tree.
1325 * ipa-prop.c (ipa_note_param_call): Update call to
1326 compute_call_stmt_bb_frequencycall.
1327 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
1328 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
1329 (copy_bb): Handle updating of clone tree; add new edge when new call
1331 (expand_call_inline): Be strict about every call having edge.
1332 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
1333 (delete_unreachable_blocks_update_callgraph): New function.
1334 (tree_function_versioning): Use VECtors; always remove unreachable
1335 blocks and fold conditionals.
1336 * tree-inline.h: Do not include varray.h.
1337 (tree_function_versioning): Remove.
1338 * Makefile.in (GTFILES): Remove tree-inline.c
1339 * passes.c (do_per_function): Do only functions having body.
1340 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
1343 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
1344 Andrew Morrow <acm@google.com>
1347 * c-common.c (c_common_attribute_table): Permit deprecated
1348 attribute to take an optional argument.
1349 (handle_deprecated_attribute): If the optional argument to
1350 __attribute__((deprecated)) is not a string ignore the attribute
1353 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
1354 * c-typeck.c (build_component_ref): Likewise.
1355 (build_external_ref): Likewise.
1357 * toplev.c (warn_deprecated_use): Add an attribute argument.
1358 Emit the message associated with __attribute__((deprecated)).
1360 * toplev.h (warn_deprecated_use): Updated.
1362 * doc/extend.texi: Document new optional parameter to
1363 __attribute__((deprecated))
1365 2009-05-08 Michael Eager <eager@eagercon.com>
1367 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
1368 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
1370 2009-05-08 Richard Guenther <rguenther@suse.de>
1372 PR tree-optimization/40062
1373 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
1374 Avoid exponential behavior.
1376 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1378 PR rtl-optimization/33928
1380 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
1381 process_uses, build_single_def_use_links): New.
1382 (update_df): Update use_def_ref.
1383 (forward_propagate_into): Use get_def_for_use instead of use-def
1385 (fwprop_init): Call build_single_def_use_links and let it initialize
1387 (fwprop_done): Free use_def_ref.
1388 (fwprop_addr): Eliminate duplicate call to df_set_flags.
1389 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
1390 df_rd_simulate_one_insn): New.
1391 (df_rd_bb_local_compute_process_def): Update head comment.
1392 (df_chain_create_bb): Use the new RD simulation functions.
1393 * df.h (df_rd_simulate_artificial_defs_at_top,
1394 df_rd_simulate_one_insn): New.
1395 * opts.c (decode_options): Enable fwprop at -O1.
1396 * doc/invoke.texi (-fforward-propagate): Document this.
1398 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1401 * c-typeck.c (build_binary_op): Handle arithmetic between one real
1402 and one complex operand specially.
1403 * tree-complex.c (some_nonzerop): Do not identify a real value as
1404 zero if flag_signed_zeros.
1406 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1408 PR rtl-optimization/33928
1409 * loop-invariant.c (record_use): Fix && vs. || mishap.
1411 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1413 PR rtl-optimization/33928
1414 * loop-invariant.c (struct use): Add addr_use_p.
1415 (struct def): Add n_addr_uses.
1416 (struct invariant): Add cheap_address.
1417 (create_new_invariant): Set cheap_address.
1418 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
1419 (record_uses): Pass df_ref to record_use.
1420 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
1423 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
1425 * config/sh/sh.c: Do not include c-pragma.h.
1427 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1429 * config/spu/spu.c: Remove include of c-common.h.
1431 2009-05-07 Janis Johnson <janis187@us.ibm.com>
1434 * c-common.h (mark_valid_location_for_stdc_pragma,
1435 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
1436 clear_float_const_decimal64, float_const_decimal64_p): New.
1437 * c.opt (Wunsuffixed-float-constants): New.
1438 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
1439 unsuffixed float constant, handle new warning.
1440 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
1441 * c-decl.c (c_scope): New flag float_const_decimal64.
1442 (set_float_const_decimal64, clear_float_const_decimal64,
1443 float_const_decimal64_p): New.
1444 (push_scope): Set new flag.
1445 * c-parser.c (c_parser_translation_unit): Mark when it's valid
1446 to use STDC pragmas.
1447 (c_parser_external_declaration): Ditto.
1448 (c_parser_compound_statement_nostart): Ditto.
1449 * c-pragma.c (valid_location_for_stdc_pragma,
1450 mark_valid_location_for_stdc_pragma,
1451 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
1452 handle_pragma_float_const_decimal64): New.
1453 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
1454 * cp/semantics.c (valid_location_for_stdc_pragma_p,
1455 set_float_const_decimal64, clear_float_const_decimal64,
1456 float_const_decimal64_p): New dummy functions.
1457 * doc/extend.texi (Decimal Float): Remove statement that the
1458 pragma, and suffix for double constants, are not supported.
1459 * doc/invoke.texi (Warning Options): List new option.
1460 (-Wunsuffixed-float-constants): New.
1462 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
1464 * config/i386/i386.c: Do not include c-common.h.
1466 2009-05-07 Mark Heffernan <meheff@google.com>
1468 * doc/invoke.texi (Debugging Options): Document change of debugging
1470 * opts.c (decode_options): Make dump_base_name relative to
1471 aux_base_name directory.
1473 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
1475 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
1476 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
1478 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
1480 * Makefile.in (install-plugin): Simplify a bit.
1482 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
1484 * Makefile.in (OBJS-common): Add regcprop.o.
1486 * timevar.def (TV_CPROP_REGISTERS): New.
1487 * regrename.c (regrename_optimize): Return 0.
1488 (rest_of_handle_regrename): Delete.
1489 (pass_rename_registers): Point to regrename_optimize.
1490 (struct value_data_entry, struct value_data,
1491 kill_value_one_regno, kill_value_regno, kill_value,
1492 set_value_regno, init_value_data, kill_clobbered_value,
1493 kill_set_value, kill_autoinc_value, copy_value,
1494 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
1495 replace_oldest_value_reg, replace_oldest_value_addr,
1496 replace_oldest_value_mem, copyprop_hardreg_forward_1,
1497 debug_value_data, validate_value_data): Move...
1498 * regcprop.c: ... here.
1499 (rest_of_handle_cprop): Delete.
1500 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
1502 2009-05-07 Jakub Jelinek <jakub@redhat.com>
1505 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
1506 GEN_INT for 1 << bitnum.
1507 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
1510 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
1512 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
1513 Remove wrong description of "nand" operation.
1515 2009-05-06 Richard Guenther <rguenther@suse.de>
1516 Adam Nemet <anemet@caviumnetworks.com>
1518 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
1519 comment. Add that if LHS is not a gimple register, then RHS1 has
1520 to be a single object (GIMPLE_SINGLE_RHS).
1522 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
1524 * expr.c (get_def_for_expr): Move it up in the file.
1525 (store_field): When expanding a bit-field store, look at the
1526 defining gimple stmt for the masking conversion.
1528 2009-05-06 Janis Johnson <janis187@us.ibm.com>
1531 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
1532 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
1533 32-bit memcpy into long.
1535 2009-05-06 Jakub Jelinek <jakub@redhat.com>
1537 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
1538 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
1540 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
1541 instead of appending DW_OP_deref*.
1543 2009-05-06 Michael Matz <matz@suse.de>
1546 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
1547 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
1549 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
1551 * Makefile.in (install-plugin): Fix srcdir handling.
1553 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
1555 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
1556 when processing for not_regs_needed bitmap.
1557 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
1558 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
1559 handling it for rhs.
1561 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1563 * config/i386/i386.md (unnamed inc/dec peephole): Use
1564 optimize_insn_for_size_p instead of optimize_size.
1565 * config/i386/predicates.md (incdec_operand): Likewise.
1566 (aligned_operand): Likewise.
1567 * config/i386/sse.md (divv8sf3): Likewise.
1568 (sqrtv8sf2): Likewise.
1570 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1572 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
1574 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
1576 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1578 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
1579 ssemodesuffixf2c with avxmodesuffixf2c.
1581 2009-05-06 Joseph Myers <joseph@codesourcery.com>
1584 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
1586 2009-05-05 Jakub Jelinek <jakub@redhat.com>
1588 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
1589 (struct tree_base): Adjust spacing for 8 bit boundaries.
1590 (struct tree_decl_common): Add decl_by_reference_flag bit.
1591 (DECL_BY_REFERENCE): Adjust.
1592 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
1593 print DECL_BY_REFERENCE bit.
1594 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
1595 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
1596 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
1597 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
1601 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
1602 range of the type, but default label is missing, add it with one
1603 of the existing labels instead of adding a new label for it.
1605 2009-05-05 Joseph Myers <joseph@codesourcery.com>
1609 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
1611 * Makefile.in (enable_plugin, plugin_includedir): New.
1612 (install): Depend on install-plugin.
1613 (PLUGIN_HEADERS): New.
1614 (install-plugin): New.
1615 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
1617 2009-05-05 Richard Guenther <rguenther@suse.de>
1619 PR tree-optimization/40022
1620 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
1622 (phivn_valid_p): Fix tuplification error, simplify.
1623 (phiprop_insert_phi): Add dumps.
1624 (propagate_with_phi): Simplify.
1626 2009-05-05 Richard Guenther <rguenther@suse.de>
1629 * builtins.c (gimplify_va_arg_expr): Properly build the address.
1631 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
1633 * tree.h (strip_float_extensions): Remove duplicate declaration.
1634 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
1635 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
1636 block_ultimate_origin): Rearrange the declarations line to match the
1637 comment that indicates the .c file which the functions are defined.
1638 (dwarf2out_*, set_decl_rtl): Add comment.
1639 (get_base_address): Adjust comment.
1640 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
1641 declarations line and add comment.
1642 (is_builtin_name): Add blank after function name, for clarity.
1644 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1646 * attribs.c (decl_attributes): Use %qE for identifiers in
1648 * cgraphunit.c (verify_cgraph_node): Translate function names to
1649 locale character set in diagnostics.
1650 * coverage.c (get_coverage_counts): Use %qE for identifiers in
1652 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
1653 Document that functions are named in UTF-8.
1654 * expr.c (expand_expr_real_1): Translate function names to locale
1655 character set in diagnostics.
1656 * gimplify.c (omp_notice_variable, omp_is_private,
1657 gimplify_scan_omp_clauses): Use %qE for identifiers in
1659 * langhooks.c (lhd_print_error_function): Translate function names
1660 to locale character set.
1661 * langhooks.h (decl_printable_name): Document that return value is
1662 in internal character set.
1663 * stmt.c: Include pretty-print.h
1664 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
1666 (resolve_operand_name_1): Translate named operand name to locale
1668 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
1670 * toplev.c (announce_function): Translate function names to locale
1672 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
1673 (default_tree_printer): Use pp_identifier or translate identifiers
1674 to locale character set. Mark "<anonymous>" for translation.
1675 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
1676 for identifiers in diagnostics.
1677 * tree.c (handle_dll_attribute): Use %qE for identifiers in
1679 * varasm.c (output_constructor): Use %qE for identifiers in
1682 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
1684 * configure.ac: use ` ` instead of $()
1685 * configure: Regenerate.
1687 2009-05-05 Ben Elliston <bje@au.ibm.com>
1689 * config/pa/linux-atomic.c: Eliminate conditional include of
1690 errno.h on non-LP64 systems to simplify build requirements.
1692 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1694 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
1696 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
1697 and pass value to identifier_to_locale.
1698 (warn_variable_length_array): Make name a tree.
1699 (grokdeclarator): Separate diagnostic texts for named and unnamed
1700 declarators. Use %qE for named declarators.
1701 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
1703 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
1704 identifiers in diagnostics.
1705 * c-typeck.c (push_member_name, start_init): Pass identifiers to
1706 identifier_to_locale. Mark "anonymous" strings for translation.
1708 2009-05-04 Michael Eager <eager@eagercon.com>
1710 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
1711 address for DImode/DFmode only if double-precision FP regs.
1713 2009-05-04 Michael Eager <eager@eagercon.com>
1715 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
1716 TARGET_SINGLE_FLOAT check.
1718 2009-05-04 Michael Eager <eager@eagercon.com>
1720 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
1722 2009-05-04 Michael Eager <eager@eagercon.com>
1724 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
1725 * config/rs6000/t-xilinx: New
1727 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
1729 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
1730 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
1731 * gcc/explow.c (memory_address): Use target hook.
1732 * gcc/targhooks.c (default_legitimize_address): New.
1733 * gcc/targhooks.h (default_legitimize_address): New.
1734 * gcc/target.h (legitimize_address): New.
1735 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
1736 (TARGET_INITIALIZER): Include it.
1737 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
1739 * config/bfin/bfin-protos.h (legitimize_address): Remove.
1740 * config/bfin/bfin.c (legitimize_address): Remove.
1741 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
1742 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
1744 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
1745 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
1747 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
1748 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
1749 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
1750 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
1751 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
1752 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
1753 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
1754 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
1755 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
1756 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
1757 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
1758 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
1759 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
1760 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
1761 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
1762 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
1763 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
1764 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
1765 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
1766 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
1767 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
1768 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
1769 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
1771 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
1772 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
1773 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
1774 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
1775 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
1776 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
1777 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
1778 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
1779 (thumb_legitimize_address): Delete.
1780 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
1781 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
1782 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
1783 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
1784 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
1785 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
1787 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
1790 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
1791 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
1792 * config/m32r/m32r.c (m32r_legitimize_address): New.
1793 * config/m68k/m68k.c (m68k_legitimize_address): New.
1794 * config/score/score.c (score_legitimize_address): Standardize.
1795 * config/score/score3.c (score3_legitimize_address): Standardize.
1796 * config/score/score3.h (score3_legitimize_address): Adjust.
1797 * config/score/score7.c (score7_legitimize_address): Standardize.
1798 * config/score/score7.h (score7_legitimize_address): Adjust.
1799 * config/sh/sh.c (sh_legitimize_address): New.
1800 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
1802 * gcc/config/s390/s390.c (legitimize_address): Rename to...
1803 (s390_legitimize_address): ... this.
1804 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
1805 (sparc_legitimize_address): ... this.
1806 * gcc/config/i386/i386.c (legitimize_address): Rename to...
1807 (ix86_legitimize_address): ... this.
1808 * gcc/config/avr/avr.c (legitimize_address): Rename to...
1809 (avr_legitimize_address): ... this.
1810 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
1811 (mn10300_legitimize_address): ... this.
1812 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
1813 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
1814 (alpha_expand_mov): Adjust call.
1816 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
1817 * config/spu/spu.c (spu_legitimize_address): Likewise.
1818 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
1819 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
1821 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1823 * intl.c (locale_encoding, locale_utf8): New.
1824 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
1825 * intl.h (locale_encoding, locale_utf8): Declare.
1826 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
1827 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
1829 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
1831 (pp_tree_identifier): Define to call pp_base_tree_identifier.
1832 (pp_base_tree_identifier): Declare as function.
1833 (identifier_to_locale): Declare.
1834 * Makefile.in (pretty-print.o): Update dependencies.
1835 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
1837 2009-05-04 Richard Guenther <rguenther@suse.de>
1840 * builtins.c (fold_builtin_memory_op): Do not decay to element
1841 type if the size matches the whole array.
1843 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1845 * expmed.c (synth_mult): When trying out a shift, pass the result
1848 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1850 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
1851 (shiftsub1_cost): New.
1852 (init_expmed): Compute shiftsub1_cost.
1853 (synth_mult): Optimize multiplications by constants of the form
1854 -(2^^m-1) for some constant positive integer m.
1856 2009-05-03 Richard Guenther <rguenther@suse.de>
1859 * c-typeck.c (array_to_pointer_conversion): Do not built
1860 ADDR_EXPRs of arrays of pointer-to-element type.
1861 * c-gimplify.c (c_gimplify_expr): Revert change fixing
1862 up wrong ADDR_EXPRs after-the-fact.
1863 * c-common.c (strict_aliasing_warning): Strip pointer
1864 conversions for obtaining the original type.
1865 * builtins.c (fold_builtin_memset): Handle array types.
1866 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
1869 2009-05-03 Richard Guenther <rguenther@suse.de>
1872 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
1873 Do not lose casts from array types with unknown extent to array
1874 types with known extent.
1875 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
1876 alias set compatibility.
1878 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
1880 * flags.h (extra_warnings): Delete.
1881 * toplev.c (process_options): Handle Wuninitialized here.
1882 * opts.c (extra_warnings): Delete.
1883 (set_Wextra): Delete.
1884 (common_handle_option): -Wextra can be handled automatically.
1885 * c-opts.c (c_common_handle_option): Delete obsolete code.
1886 (c_common_post_options): Simplify comment.
1887 * common.opt (W): Add Var.
1889 (Wuninitialized): Initialize to -1.
1891 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
1892 Richard Guenther <rguenther@suse.de>
1894 * expr.c (get_def_for_expr): New function.
1895 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
1896 SSA rather than trees.
1897 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
1898 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
1900 2009-05-03 Joseph Myers <joseph@codesourcery.com>
1902 * c-common.c (reswords): Add _Imaginary.
1903 * c-common.c (enum rid): Add RID_IMAGINARY.
1905 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
1907 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
1908 Patch by Richard Guenther.
1910 2009-05-03 Anatoly Sokolov <aesok@post.ru>
1912 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
1913 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1914 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
1915 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
1916 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
1917 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
1918 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
1919 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
1920 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
1921 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
1922 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
1923 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
1924 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
1925 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
1926 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
1927 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
1928 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
1929 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
1931 2009-05-02 Richard Guenther <rguenther@suse.de>
1933 PR tree-optimization/39940
1934 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
1937 2009-05-02 Richard Guenther <rguenther@suse.de>
1940 * tree-ssa.c (execute_update_addresses_taken): Properly check
1941 if we can mark a variable DECL_GIMPLE_REG_P.
1942 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
1943 back to the end of the function.
1944 (is_gimple_reg_type): Remove complex type special casing.
1945 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
1948 2009-05-02 Ben Elliston <bje@au.ibm.com>
1950 * doc/collect2.texi (Collect2): Document search path behaviour
1951 when configured with --with-ld.
1953 2009-05-02 Jan Hubicka <jh@suse.cz>
1955 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
1956 parameter; update callers.
1957 (coalesce_cost_edge): EH edges are costier because they needs
1958 splitting even if not critical and even more costier when there are
1959 multiple EH predecestors.
1961 2009-05-02 Jan Hubicka <jh@suse.cz>
1963 * except.c (remove_eh_handler_and_replace): Handle updating after
1964 removing TRY blocks.
1966 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
1968 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
1970 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
1972 * varasm.c: Do not include c-pragma.h.
1973 * attribs.c: Do not incude c-common.h.
1975 2009-05-01 Michael Matz <matz@suse.de>
1977 * calls.c (initialize_argument_information): Handle SSA names like
1978 decls with a non MEM_P DECL_RTL.
1980 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1982 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
1983 * ipa-utils.c: Likewise.
1984 * ipa-type-escape.c: Likewise.
1985 * cgraphunit.c Do not include c-common.h.
1986 * ipa-pure-const.c: Likewise.
1987 * tree-if-conv.c: Likewise.
1988 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
1989 * ipa-struct-reorg.c: Likewise.
1990 * tree-nomudflap.c: Likewise.
1991 * tree-ssa-structalias.c: Likewise.
1993 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1995 * store-motion.c: Many cleanups to make this pass a first-class
1996 citizen instead of an appendix to gcse load motion. Add TODO list
1997 to make this pass faster/cleaner/better.
1999 (struct ls_expr): Post gcse.c-split cleanups.
2000 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
2001 "stores" field to "avail_stores".
2002 (pre_ldst_mems): Rename to store_motion_mems.
2003 (pre_ldst_table): Rename to store_motion_mems_table.
2004 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
2005 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
2006 (ldst_entry): Rename to st_expr_entry, update users.
2007 (free_ldst_entry): Rename to free_st_expr_entry, update users.
2008 (free_ldst_mems): Rename to free_store_motion_mems, update users.
2009 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
2011 (first_ls_expr): Rename to first_st_expr, update users.
2012 (next_ls_expr): Rename to next_st_expr, update users.
2013 (print_ldst_list): Rename to print_store_motion_mems. Print names of
2014 fields properly for store motion instead of names inherited from load
2016 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
2017 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
2020 (ae_kill): Rename to st_kill, update users.
2021 (ae_gen): Rename to st_avloc, update users.
2022 (transp): Rename to st_transp, update users.
2023 (pre_insert_map): Rename to st_insert_map, update users.
2024 (pre_delete_map): Rename to st_delete_map, update users.
2025 (insert_store, build_store_vectors, free_store_memory,
2026 one_store_motion_pass): Update for abovementioned changes.
2028 (gcse_subst_count, gcse_create_count): Remove.
2029 (one_store_motion_pass): New statistics counters "n_stores_deleted"
2030 and "n_stores_created", local variables.
2032 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
2035 (regvec, compute_store_table_current_insn): Remove.
2036 (reg_set_info, reg_clear_last_set): Remove.
2037 (compute_store_table): Use DF caches instead of local dataflow
2040 2009-05-01 Joseph Myers <joseph@codesourcery.com>
2042 * c-objc-common.c (c_tree_printer): Print identifiers with
2043 pp_identifier, not pp_string. Mark "({anonymous})" for
2045 * c-pretty-print.c (pp_c_ws_string): New.
2046 (pp_c_cv_qualifier, pp_c_type_specifier,
2047 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
2048 pp_c_storage_class_specifier, pp_c_function_specifier,
2049 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
2050 pp_c_primary_expression, pp_c_postfix_expression,
2051 pp_c_unary_expression, pp_c_shift_expression,
2052 pp_c_relational_expression, pp_c_equality_expression,
2053 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
2054 use pp_string and pp_c_ws_string in place of pp_identifier and
2055 pp_c_identifier for non-identifiers. Mark English strings for
2057 * c-pretty-print.h (pp_c_ws_string): Declare.
2059 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
2060 Roland McGrath <roland@redhat.com>
2062 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
2063 (ENABLE_LD_BUILDID): New configuration option.
2064 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
2065 (LINK_BUILDID_SPEC): New macro.
2066 (init_spec): If defined, prepend it between LINK_EH_SPEC and
2068 * doc/install.texi: Document --enable-linker-build-id option.
2069 * configure: Rebuild.
2070 * config.in: Rebuild.
2072 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
2074 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
2075 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
2076 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
2077 MIPS_GP_SAVE_AREA_SIZE.
2078 * config/mips/mips.c (struct mips_frame_info): Update comment
2079 before arg_pointer_offset and hard_frame_pointer_offset.
2080 (mips_compute_frame_info): Update diagram before function: to
2081 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
2082 indicate the position of frame_pointer_rtx with -fstack-protector and
2083 to show args_size. Don't allocate cprestore area for leaf functions
2084 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
2086 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
2088 2009-04-30 Michael Matz <matz@suse.de>
2090 PR tree-optimization/39955
2091 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
2093 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
2095 * ira.c (setup_cover_and_important_classes): Use safe macro
2096 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
2098 * genpreds.c (write_tm_preds_h): Output suitable definition of
2099 REG_CLASS_FOR_CONSTRAINT.
2101 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2103 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
2105 * bitmap.c (bitmap_descriptor): Likewise.
2106 * ggc-common.c (loc_descriptor): Likewise.
2107 * varray.c (varray_descriptor): Likewise.
2108 * vec.c (vec_descriptor): Likewise.
2110 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
2112 * Makefile.in (dce.o): Add $(EXCEPT_H).
2113 * dce.c: Include except.h and delete redundant vector definitions.
2114 (deletable_insn_p): Return false for non-call insns that can throw
2117 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
2119 * gcse.c (ae_gen): Remove.
2120 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
2121 and make non-static function to make it available in store-motion.c.
2122 Update call sites with search-and-replace.
2123 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
2124 extract_mentioned_regs, extract_mentioned_regs_helper,
2125 find_moveable_store, compute_store_table, load_kills_store, find_loads,
2126 store_killed_in_insn, store_killed_after, store_killed_before,
2127 build_store_vectors, insert_insn_start_basic_block, insert-store,
2128 remove_reachable_equiv_notes, replace_store_insn, delete_store,
2129 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
2130 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
2131 * store-motion.c: ...new file. Also copy data structures from gcse.c
2132 and clean up to remove parts not used by store motion.
2133 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
2134 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
2136 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2139 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
2140 when optimizing for size.
2142 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
2144 * gcse.c (gcse_constant_p): Fix typo in last change.
2146 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2148 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
2150 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
2152 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
2154 2009-04-29 James E. Wilson <wilson@codesourcery.com>
2156 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
2157 CONST_HIGH_PART result.
2159 2009-04-29 Anatoly Sokolov <aesok@post.ru>
2161 * config/avr/avr.c (initial_elimination_offset): Rename to
2162 avr_initial_elimination_offset.
2163 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
2164 change return type to bool.
2165 (avr_can_eliminate): New function.
2166 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
2167 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
2168 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
2169 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
2170 avr_initial_elimination_offset.
2171 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
2172 (avr_initial_elimination_offset): Define.
2174 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
2175 Steven Bosscher <steven@gcc.gnu.org>
2177 PR rtl-optimization/39938
2178 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
2179 * cfgrtl.c: Include insn-attr.h.
2180 (rest_of_pass_free_cfg): New function.
2181 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
2182 * resource.c (init_resource_info): Remove call to df_analyze.
2184 2009-04-29 Richard Guenther <rguenther@suse.de>
2187 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
2188 allow conversion to signed integers.
2190 2009-04-29 Richard Guenther <rguenther@suse.de>
2192 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
2193 shifts of floating point vectors if the shift amount is
2194 a constant multiple of the element size.
2196 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
2197 Michael Matz <matz@suse.de>
2201 * tree-outof-ssa.c (emit_partition_copy): New function.
2202 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2203 insert_part_to_rtx_on_edge): Perform the partition base var
2204 copy using emit_partition_copy.
2205 (insert_value_copy_on_edge): Convert constants to the right mode.
2206 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
2207 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
2209 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2211 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
2212 scan backwards to try to find a constant to initialize it.
2214 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
2215 insn before the loop_end instruction, don't look past labels.
2217 2009-04-29 Richard Guenther <rguenther@suse.de>
2220 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2221 loose type conversions.
2222 (forward_propagate_addr_expr): Fix tuplification bug. Remove
2223 stmts only if there are no uses of its definition.
2225 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2227 * config/bfin/bfin.h (splitting_loops): Declare.
2228 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
2229 Reorder bit definitions to be ascending.
2230 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
2231 * config/bfin/bfin.c (splitting_loops): New variable.
2232 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
2233 (struct loop_info): Remove members INIT and LOOP_INIT.
2234 (bfin_optimize_loop): Don't set them. Reorder the code that generates
2235 the LSETUP sequence. Allow LC to be loaded from any register, but
2236 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
2237 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
2239 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
2240 of reload_completed.
2243 * config/bfin/bfin.md (movsi_insn): Refine constraints.
2245 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
2247 * Makefile.in (PLUGIN_VERSION_H): New.
2248 (OBJS-common): Remove plugin-version.o.
2249 (plugin.o): Depend on (PLUGIN_VERSION_H).
2250 (plugin-version.o): Remove.
2251 * configure: Regenerate
2252 * configure.ac: Create plugin-version.h.
2253 * gcc-plugin.h (plugin_gcc_version): Remove.
2254 (plugin_default_version_check): Change signature.
2255 * plugin-version.c: Remove.
2256 * plugin.c: Include plugin-version.h.
2257 (str_plugin_gcc_version_name): Remove.
2258 (try_init_one_plugin): Pass gcc version to plugin_init.
2259 (plugin_default_version_check): Both gcc and plugin versions are now
2262 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2264 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
2265 problematic last insns. Test for TYPE_CALL rather than CALL_P.
2266 Remove special case testing for last insn of inner loops. Don't fail
2267 if the loop ends with a jump, emit an extra nop instead.
2269 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
2270 DREGS rather than comparing directly. Remove code that tries to
2271 account for latencies.
2273 2009-04-29 Richard Guenther <rguenther@suse.de>
2275 PR tree-optimization/39941
2276 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
2277 eliminating an indirect call.
2279 2009-04-29 Richard Guenther <rguenther@suse.de>
2281 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
2282 parameter. Allow invariants as base if !require_lvalue.
2283 (verify_gimple_assign_single): Adjust.
2285 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2287 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
2288 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
2289 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
2290 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
2291 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
2293 * config/bfin/bfin.c (bfin_expand_builtin,
2294 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
2296 2009-04-28 Richard Guenther <rguenther@suse.de>
2298 * tree-vect-loop.c (get_initial_def_for_induction): Use
2299 correct types for pointer increment.
2301 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2303 * toplev.c (print_version): Update GMP version string calculation.
2305 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
2307 PR rtl-optimization/39938
2308 * resource.c (init_resource_info): Add call to df_analyze.
2310 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2312 * config/alpha/alpha.md (usegp): Cast the result of
2313 alpha_find_lo_sum_using_gp to enum attr_usegp.
2314 * config/alpha/alpha.c (override_options): Remove end-of-structure
2315 marker element from cpu_table. Use array size of cpu_table to handle
2316 -mcpu and -mtune options.
2317 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
2319 2009-04-28 Joseph Myers <joseph@codesourcery.com>
2321 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
2322 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
2323 tune_32 and tune_64.
2324 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2326 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
2327 * config/rs6000/option-defaults.h: ... here. New file.
2328 (OPT_64, OPT_32): Define.
2329 (MASK_64BIT): Define to 0 if not already defined.
2330 (OPT_ARCH64, OPT_ARCH32): Define.
2331 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
2334 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2336 * config/arm/arm.c (arm_override_options): Emit error on using
2339 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2341 PR rtl-optimization/39914
2342 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
2343 registers for allocnos created from user-defined variables only
2344 when not optimizing.
2346 2009-04-28 Richard Guenther <rguenther@suse.de>
2349 * fold-const.c (fold_binary): Use distribute_real_division only
2352 2009-04-28 Steve Ellcey <sje@cup.hp.com>
2354 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
2355 add hpux-stdint.h to tm_file.
2356 (hppa[12]*-*-hpux11*): Ditto.
2357 (ia64*-*-hpux*): Ditto.
2358 * config/hpux-stdint.h: New.
2359 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
2360 __STDC_EXT__ for all compiles.
2361 * config/pa/pa-hpux.h: Ditto.
2362 * config/pa/pa-hpux10.h: Ditto.
2363 * config/pa/pa-hpux11.h: Ditto.
2365 2009-04-28 Catherine Moore <clm@codesourcery.com>
2367 * debug.h (set_name): Add comment.
2369 2009-04-28 Andrew Pinski <pinskia@gmail.com>
2372 * config/darwin.c (machopic_gen_offset): Check
2373 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
2374 * config/arm/arm.c (require_pic_register): Likewise.
2376 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
2378 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
2379 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
2380 m32c_promote_prototypes): Delete.
2382 2009-04-28 Michael Matz <matz@suse.de>
2385 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
2388 2009-04-28 Richard Guenther <rguenther@suse.de>
2390 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
2392 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2394 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
2395 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
2396 * config/arm/arm-tune.md: Regenerate.
2398 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
2400 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
2401 block if there are complex incoming edges.
2402 (sel_merge_blocks): Remove useless assert.
2403 (sel_redirect_edge_and_branch): Check that edge was redirected.
2404 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
2405 (sel_find_rgns): Delete declaration.
2406 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
2407 the region when it is not a preheader.
2409 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2412 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
2414 2009-04-28 Richard Guenther <rguenther@suse.de>
2416 * tree.h (SSA_NAME_VALUE): Remove.
2417 (struct tree_ssa_name): Remove value_handle member.
2418 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
2419 array for jump threading.
2420 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
2422 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
2423 * tree-flow.h (threadedge_initialize_values): Declare.
2424 (threadedge_finalize_values): Likewise.
2425 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
2426 (SSA_NAME_VALUE): Define.
2427 (threadedge_initialize_values): New function.
2428 (threadedge_finalize_values): Likewise.
2429 * tree-ssa-dom.c (ssa_name_values): New global variable.
2430 (SSA_NAME_VALUE): Define.
2431 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
2433 2009-04-28 Ira Rosen <irar@il.ibm.com>
2435 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
2436 Use REPORT_VECTORIZED_LOCATIONS instead
2437 REPORT_VECTORIZED_LOOPS.
2438 * tree-vectorizer.c (vect_verbosity_level): Make static.
2439 (vect_loop_location): Rename to vect_location.
2440 (vect_set_verbosity_level): Update comment.
2441 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
2443 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
2444 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
2445 instead REPORT_UNVECTORIZED_LOOPS.
2446 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
2447 and vect_loop_def to vect_external_def and vect_internal_def.
2448 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
2449 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
2450 REPORT_UNVECTORIZED_LOCATIONS.
2451 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
2452 and vect_used_in_loop and to vect_unused_in_scope and
2454 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
2455 (vect_verbosity_level): Remove declaration.
2456 (vect_analyze_operations): Likewise.
2457 (vect_analyze_stmt): Declare.
2458 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
2459 REPORT_UNVECTORIZED_LOCATIONS.
2460 (vect_get_loop_niters): Fix indentation.
2461 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
2462 (vect_analyze_loop_operations): New function.
2463 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
2464 vect_analyze_operations.
2465 (vect_is_simple_reduction): Use new names.
2466 (vectorizable_live_operation, vect_transform_loop): Likewise.
2467 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
2468 to specify whether the data references can be a part of interleaving
2470 (vect_analyze_data_ref_dependence): Use new names.
2471 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
2472 (vect_create_addr_base_for_vector_ref): Remove redundant code.
2473 * tree-vect-patterns.c (widened_name_p): Use new names.
2474 (vect_recog_dot_prod_pattern): Likewise.
2475 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
2476 (process_use, vect_mark_stmts_to_be_vectorized,
2477 vect_model_simple_cost, vect_model_store_cost,
2478 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
2479 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2480 vectorizable_operation, vectorizable_type_demotion,
2481 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
2482 vectorizable_condition): Likewise.
2483 (vect_analyze_operations): Split into vect_analyze_loop_operations
2485 (vect_analyze_stmt): ... new function.
2486 (new_stmt_vec_info): Use new names.
2487 (vect_is_simple_use): Use new names and fix comment.
2488 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
2489 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
2491 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2494 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
2495 and integer modes for x87 operands. Do not ICE for unsupported size,
2496 generate error instead. Generate error for unsupported operand types.
2497 ['z']: Do not handle HImode memory operands specially. Warning
2498 for floating-point operands. Fallthru to 'Z' for unsupported operand
2499 types. Do not ICE for unsupported size, generate error instead.
2500 (output_387_binary_op): Use %Z to output operands.
2501 (output_fp_compare): Ditto.
2502 (output_387_reg_move): Ditto.
2504 2009-04-28 Ben Elliston <bje@au.ibm.com>
2509 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2511 * builtins.c (c_strlen): Do not warn here.
2512 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
2513 * c-common.c (pointer_int_sum): Take an explicit location.
2514 Warn about offsets out of bounds.
2515 * c-common.h (pointer_int_sum): Adjust declaration.
2517 2009-04-27 Ian Lance Taylor <iant@google.com>
2519 * collect2.c (is_ctor_dtor): Change type of ret field in struct
2521 * dce.c (run_fast_df_dce): Change type of old_flags to int.
2522 * df-core.c (df_set_flags): Change return type to int. Change
2523 type of old_flags to int.
2524 (df_clear_flags): Likewise.
2525 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
2526 (df_get_conditional_uses): Likewise.
2527 * df.h (df_set_flags, df_clear_flags): Update declarations.
2528 * dwarf2out.c (struct indirect_string_node): Change type of form
2529 field to enum dwarf_form.
2530 (AT_string_form): Change return type to enum dwarf_form.
2531 * fixed-value.c (fixed_compare): Add cast to enum type.
2532 * fwprop.c (update_df): Change 0 to VOIDmode.
2533 * gensupport.c: Change 0 to UNKNOWN.
2534 * gimple.h (gimple_cond_code): Add cast to enum type.
2535 * haifa-sched.c (reemit_notes): Add cast to enum type.
2536 * hooks.c (hook_int_void_no_regs): Remove function.
2537 * hooks.h (hook_int_void_no_regs): Remove declaration.
2538 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
2539 * predict.c (combine_predictions_for_insn): Add casts to enum type.
2540 * real.c (real_arithmetic): Add cast to enum type.
2541 (real_compare): Likewise.
2542 * target.h (struct gcc_target): Change return type of
2543 branch_target_register_class to enum reg_class.
2544 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
2545 default_branch_target_register_class.
2546 * targhooks.c (default_branch_target_register_class): New function.
2547 * targhooks.h (default_branch_target_register_class): Declare.
2548 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
2549 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
2551 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
2553 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
2554 vect_uninitialized_def. Change 0 to ERROR_MARK.
2555 * tree-vect-stmts.c (supportable_widening_operation): Don't
2556 initialize icode1 and icode2.
2557 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
2558 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
2560 (cmn_err_flag_specs): Change 0 to STD_C89.
2561 (cmn_err_char_table): Likewise.
2562 * config/arm/arm.c (get_arm_condition_code): Change type of code
2563 to enum arm_cond_code.
2564 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
2565 (IWMMXT_BUILTIN2): Likewise.
2566 (neon_builtin_type_bits): Don't define typedef.
2567 (neon_builtin_datum): Change type of bits field to int.
2568 (arm_expand_neon_args): Add cast to enum type.
2569 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
2571 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
2573 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
2575 * config/mips/mips.md (jal_macro): Return enum constant.
2576 (single_insn): Likewise.
2577 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
2579 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2581 * config/s390/s390.c (s390_tune_flags): Change type to int.
2582 (s390_arch_flags): Likewise.
2583 (s390_handle_arch_option): Change flags field of struct pta to int.
2584 * config/s390/s390.h (s390_tune_flags): Update declaration.
2585 (s390_arch_flags): Likewise.
2586 * config/sh/sh.c (prepare_move_operands): Compare
2587 tls_symbolic_operand result with enum constant.
2588 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
2589 (sh_expand_prologue): Add cast to enum type.
2590 (sh_expand_epilogue): Likewise.
2591 (tls_symbolic_operand): Change return type to enum tls_model.
2592 (fpscr_set_from_mem): Add cast to enum type.
2593 (legitimize_pic_address): Compare tls_symbolic_operand result with
2595 (sh_target_reg_class): Change return type to enum reg_class.
2596 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
2598 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
2599 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
2600 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
2601 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
2602 (delayed_branch, tls_call_delay): Likewise.
2603 (eligible_for_sibcall_delay): Likewise.
2604 (eligible_for_return_delay): Likewise.
2605 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
2606 (spu_expand_builtin_1): Likewise.
2608 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
2609 for all types of conversions.
2610 (output_init_element): Issue -Wc++-compat warning if needed when
2611 initializing a bitfield with enum type.
2612 * c-parser.c (c_parser_expression): Set original_type to
2613 original_type of right hand operand of comman operator.
2615 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2617 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
2619 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
2620 * doc/cpp.texi (Standard Predefined Macros)
2621 (Implementation-defined behavior): Likewise.
2622 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
2623 * doc/gimple.texi (GIMPLE Exception Handling)
2624 (@code{GIMPLE_ASSIGN}): Likewise.
2625 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
2626 * doc/invoke.texi (Warning Options, Optimize Options)
2627 (AVR Options, Darwin Options): Likewise.
2628 (Optimize Options): Reformulate -fwhole-program description.
2629 * doc/loop.texi (Lambda): Likewise.
2630 * doc/md.texi (Output Template, Define Constraints)
2631 (Standard Names, Insn Splitting): Likewise.
2632 * doc/options.texi (Option properties): Likewise.
2633 * doc/passes.texi (Tree-SSA passes): Likewise.
2634 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
2635 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
2636 (File Names and DBX): Likewise.
2637 * doc/trouble.texi (Incompatibilities): Likewise.
2639 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2641 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
2642 instruction is correct.
2644 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2646 Allow non-constant arguments to conversion intrinsics.
2647 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
2648 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
2649 * spu.c (print_operand): Handle 'v' and 'w'.
2650 (exp2_immediate_p, spu_gen_exp2): Define.
2651 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
2652 spu_convtf_1): Update parameter descriptions.
2653 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
2654 * constraints.md ('v', 'w'): New.
2655 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
2657 (i2f, I2F): New define_mode_attr.
2658 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
2659 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
2660 fixuns_truncv4sfv4si2): Update to use mode attribute.
2661 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
2662 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
2663 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
2664 patterns for combine.
2666 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
2668 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
2669 (cprop, hoist, pre, store_motion): New debug counters.
2670 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
2671 is not an RTL pass anymore.
2672 (pass_profiling): Remove extern decl for pass removed in 2005.
2673 (pass_gcse, pass_jump_bypass): Remove.
2674 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
2675 to 0 for clean state.
2676 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
2677 * cse.c (gate_handle_cse_after_global_opts,
2678 rest_of_handle_cse_after_global_opts): New functions.
2679 (pass_cse_after_global_opts): New pass, does local CSE.
2680 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
2681 (TV_CPROP): New timevar.
2682 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
2683 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
2684 (gcse_main, recompute_all_luids): Remove.
2685 (compute_hash_table_work): Call max_reg_num instead of reading
2687 (cprop_jump): Don't set run_jump_opt_after_gcse.
2688 (constprop_register): Always allow to alter jumps.
2689 (cprop_insn): Likewise.
2690 (do_local_cprop): Likewise.
2691 (local_cprop_pass): Likewise. Return non-zero if something changed.
2692 (cprop): Remove function, fold interesting bits into one_cprop_pass.
2693 (find_implicit_sets): Add note about missed optimization opportunity.
2694 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
2695 pass_rtl_cprop execute function.
2696 Don't bother tracking the pass number, each pass gets its own dumpfile
2698 Always allow to alter jumpsand bypass jumps.
2699 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
2700 will just find no suitable set.
2701 (pre_edge_insert): Fix dumping, this function is for PRE only.
2702 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
2703 pass_rtl_pre execute function.
2704 (hoist_code): Return non-zero if something changed. Keep track of
2705 substitutions and insertions for statistics gathering similar to PRE.
2706 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
2707 called from the pass_rtl_hoist execute function. Show pass statistics.
2708 (compute_store_table): Use max_reg_num directly instead of using the
2709 formerly global max_gcse_regno.
2710 (build_store_vectors): Likewise.
2711 (replace_store_insn): Fix dumping.
2712 (store_motion): Rename to ...
2713 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
2714 pass, called from the pass_rtl_store_motion execute function. Keep
2715 track of substitutions and insertions for statistics gathering similar
2717 (bypass_jumps): Remove, fold interesting bits into ...
2718 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
2719 from the pass_rtl_cprop execute function.
2720 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2721 pass_jump_bypass): Remove.
2722 (gate_handle_gcse, rest_of_handle_gcse): Remove.
2723 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
2724 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
2725 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
2726 (gate_rtl_store_motion, execute_rtl_store_motion,
2727 pass_rtl_store_motion): New.
2728 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
2729 make it clear that -fcse-skip-blocks is a no-op for backward compat.
2730 * passes.c (init_optimization_passes): Remove pass_gcse and
2731 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
2732 and cse_after_global_opts in place of pass_gcse. Schedule cprop
2733 instead of pass_jump_bypass.
2735 2009-04-27 Richard Guenther <rguenther@suse.de>
2738 * gimplify.c (gimplify_expr): If we are required to create
2739 a temporary make sure it ends up as register.
2741 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
2744 * config/i386/i386.c (construct_container): Don't call
2745 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
2746 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
2748 2009-04-27 Michael Matz <matz@suse.de>
2750 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
2751 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
2752 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
2753 (dump_replaceable_exprs): Take a bitmap.
2754 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
2756 (expand_gimple_basic_block): Likewise.
2757 * tree-ssa-ter.c (struct temp_expr_table_d): Make
2758 replaceable_expressions member a bitmap.
2759 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
2760 (mark_replaceable): Likewise.
2761 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
2762 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
2764 2009-04-27 Richard Guenther <rguenther@suse.de>
2766 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
2767 (verify_stmts): Dispatch to gimple/type verification code.
2768 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
2769 issue with call argument types.
2771 2009-04-27 Michael Matz <matz@suse.de>
2773 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
2774 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
2777 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
2778 Eric Botcazou <ebotcazou@adacore.com>
2780 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
2781 a label's basic block.
2782 (mark_target_live_regs): Tidy and rework obsolete comments.
2783 Change back DF problem to LIVE. If a label starts a basic block,
2784 assume that all registers that used to be live then still are.
2785 (init_resource_info): If a label starts a basic block, set its
2786 BLOCK_FOR_INSN accordingly.
2787 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
2789 2009-04-27 Richard Guenther <rguenther@suse.de>
2791 * tree-flow-inline.h (function_ann): Remove.
2792 (get_function_ann): Likewise.
2793 * tree-dfa.c (create_function_ann): Remove.
2794 * tree-flow.h (struct static_var_ann_d): Remove.
2795 (struct function_ann_d): Likewise.
2796 (union tree_ann_d): Remove fdecl member.
2797 (function_ann_t): Remove.
2798 (function_ann, get_function_ann, create_function_ann): Remove
2801 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
2803 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
2805 2009-04-27 Jan Hubicka <jh@suse.cz>
2807 * ipa-pure-const.c (struct funct_state_d): New fields
2808 state_previously_known, looping_previously_known; remove
2809 state_set_in_source.
2810 (analyze_function): Use new fields.
2811 (propagate): Avoid assumption that state_set_in_source imply
2814 * tree-ssa-loop-niter.c (finite_loop_p): New function.
2815 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
2816 * cfgloop.h (finite_loop_p): Declare.
2818 2009-04-26 Michael Matz <matz@suse.de>
2820 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
2822 2009-04-26 Michael Matz <matz@suse.de>
2824 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
2825 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
2826 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
2827 pass_mark_used_blocks): Remove.
2828 * tree-optimize.c (pass_free_datastructures,
2829 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
2830 * passes.c (init_optimization_passes): Don't call
2831 pass_mark_used_blocks, remove dead code.
2833 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
2835 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
2836 * tree-ssa-live.h (register_ssa_partition): Likewise.
2838 2009-04-26 Michael Matz <matz@suse.de>
2841 * builtins.c (fold_builtin_next_arg): Handle SSA names.
2842 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
2843 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
2845 (compare_pairs): Swap cost comparison.
2846 (coalesce_ssa_name): Don't use change_partition_var.
2847 * tree-nrv.c (struct nrv_data): Add modified member.
2848 (finalize_nrv_r): Set it.
2849 (tree_nrv): Use it to update statements.
2850 (pass_nrv): Require PROP_ssa.
2851 * tree-mudflap.c (mf_decl_cache_locals,
2852 mf_build_check_statement_for): Use make_rename_temp.
2853 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
2854 * alias.c (find_base_decl): Handle SSA names.
2855 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
2856 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
2857 * rtl.h (set_reg_attrs_for_parm): Declare.
2858 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
2859 to "optimized", remove unused locals at finish.
2860 (execute_free_datastructures): Make global, call
2861 delete_tree_cfg_annotations.
2862 (execute_free_cfg_annotations): Don't call
2863 delete_tree_cfg_annotations.
2865 * ssaexpand.h: New file.
2866 * expr.c (toplevel): Include ssaexpand.h.
2867 (expand_assignment): Handle SSA names the same as register variables.
2868 (expand_expr_real_1): Expand SSA names.
2869 * cfgexpand.c (toplevel): Include ssaexpand.h.
2870 (SA): New global variable.
2871 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
2872 (SSAVAR): New macro.
2873 (set_rtl): New helper function.
2874 (add_stack_var): Deal with SSA names, use set_rtl.
2875 (expand_one_stack_var_at): Likewise.
2876 (expand_one_stack_var): Deal with SSA names.
2877 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
2878 before unique numbers.
2879 (expand_stack_vars): Use set_rtl.
2880 (expand_one_var): Accept SSA names, add asserts for them, feed them
2881 to above subroutines.
2882 (expand_used_vars): Expand all partitions (without default defs),
2883 then only the local decls (ignoring those expanded already).
2884 (expand_gimple_cond): Remove edges when jumpif() expands an
2886 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
2887 or remove abnormal edges. Ignore insns setting the LHS of a TERed
2889 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
2890 members of SA; deal with PARM_DECL partitions here; expand
2891 all PHI nodes, free tree datastructures and SA. Commit instructions
2892 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
2893 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
2894 info and statements at start, collect garbage at finish.
2895 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
2896 (VAR_ANN_PARTITION) Remove.
2897 (change_partition_var): Don't declare.
2898 (partition_to_var): Always return SSA names.
2899 (var_to_partition): Only accept SSA names.
2900 (register_ssa_partition): Only check argument.
2901 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
2903 (delete_var_map): Don't free it.
2904 (var_union): Only accept SSA names, simplify.
2905 (partition_view_init): Mark only useful SSA names as used.
2906 (partition_view_fini): Only deal with SSA names.
2907 (change_partition_var): Remove.
2908 (dump_var_map): Use ssa_name instead of partition_to_var member.
2909 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
2911 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
2912 (struct _elim_graph): New member const_dests; nodes member vector of
2914 (set_location_for_edge): New static helper.
2915 (create_temp): Remove.
2916 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
2917 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
2918 (new_elim_graph): Allocate const_dests member.
2919 (clean_elim_graph): Truncate const_dests member.
2920 (delete_elim_graph): Free const_dests member.
2921 (elim_graph_size): Adapt to new type of nodes member.
2922 (elim_graph_add_node): Likewise.
2923 (eliminate_name): Likewise.
2924 (eliminate_build): Don't take basic block argument, deal only with
2925 partition numbers, not variables.
2926 (get_temp_reg): New static helper.
2927 (elim_create): Use it, deal with RTL temporaries instead of trees.
2928 (eliminate_phi): Adjust all calls to new signature.
2929 (assign_vars, replace_use_variable, replace_def_variable): Remove.
2930 (rewrite_trees): Only do checking.
2931 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
2932 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
2933 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
2934 contains_tree_r, MAX_STMTS_IN_LATCH,
2935 process_single_block_loop_latch, analyze_edges_for_bb,
2936 perform_edge_inserts): Remove.
2937 (expand_phi_nodes): New global function.
2938 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
2939 functions, initialize new parameter, remember partitions having a
2941 (finish_out_of_ssa): New global function.
2942 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
2943 don't reset in_ssa_p here, don't disable TER when mudflap.
2944 (pass_del_ssa): Remove.
2945 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
2947 (execute_free_datastructures): Declare.
2948 * Makefile.in (SSAEXPAND_H): New variable.
2949 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
2950 * basic-block.h (commit_one_edge_insertion): Declare.
2951 * passes.c (init_optimization_passes): Move pass_nrv and
2952 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
2953 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
2954 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
2955 (redirect_branch_edge): Deal with super block when expanding, split
2956 out jump patching itself into ...
2957 (patch_jump_insn): ... here, new static helper.
2959 2009-04-26 Michael Matz <matz@suse.de>
2961 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
2962 beyond num_ssa_names.
2963 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
2964 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
2966 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2969 * fwprop.c (forward_propagate_asm): New function.
2970 (forward_propagate_and_simplify): Propagate also into __asm, if it
2971 doesn't increase the number of referenced registers.
2974 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
2976 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2978 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
2979 note_nonlocal_vla_type for nonlocal VLAs.
2980 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
2981 contains_remapped_vars, remap_vla_decls): New functions.
2982 (convert_nonlocal_reference_stmt): If not optimizing, call
2983 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
2984 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
2985 if it wasn't found in var_map.
2986 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
2987 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
2988 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
2990 * gimplify.c (nonlocal_vlas): New variable.
2991 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
2993 (gimplify_body): Create and destroy nonlocal_vlas.
2995 * dwarf2out.c (loc_descr_plus_const): New function.
2996 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
2997 mem_loc_descriptor, loc_descriptor_from_tree_1,
2998 descr_info_loc, gen_variable_die): Use it.
3000 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
3001 !TREE_STATIC VAR_DECLs.
3002 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
3003 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
3004 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
3005 DECL_BY_REFERENCE is valid.
3006 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
3007 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
3008 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
3009 Copy DECL_BY_REFERENCE.
3010 (struct nesting_copy_body_data): New type.
3011 (nesting_copy_decl): New function.
3012 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
3013 if they have variable length.
3015 2009-04-26 Michael Matz <matz@suse.de>
3017 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
3018 mark new temporaries for renaming.
3020 2009-04-26 Joseph Myers <joseph@codesourcery.com>
3023 * c-decl.c (global_bindings_p): Return negative value.
3024 (c_variable_size): New. Based on variable_size from
3026 (grokdeclarator): Call c_variable_size not variable_size.
3028 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
3030 * config/i386/i386.c (print_operand) ['z']: Fix typo.
3032 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
3034 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
3035 Redefine it to just use mingw/include.
3036 (ASM_SPEC): Rules for -m32 and -m64.
3037 (LINK_SPEC): Use Likewise.
3038 (SPEC_32): New define.
3039 (SPEC_64): Likewise.
3040 (SUB_LINK_SPEC): Likewise.
3041 (MULTILIB_DEFAULTS): New define.
3042 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
3043 Add multilib options.
3044 (MULTILIB_DIRNAMES): Likewise.
3045 (MULTILIB_OSDIRNAMES): Likewise.
3047 (INSTALL_LIBGCC): Likewise.
3049 2009-04-26 Joseph Myers <joseph@codesourcery.com>
3052 * c-tree.h (enum c_inline_static_type): New.
3053 (record_inline_static): Declare.
3054 * c-decl.c (struct c_inline_static, c_inline_statics,
3055 record_inline_static, check_inline_statics): New.
3056 (pop_file_scope): Call check_inline_statics.
3057 (start_decl): Call record_inline_static instead of pedwarning
3058 directly for static in inline function.
3059 * c-typeck.c (build_external_ref): Call record_inline_static
3060 instead of pedwarning directly for static referenced in inline
3063 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
3065 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
3066 not new but only being rescanned.
3067 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
3068 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
3069 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
3070 record_set_info, compute_set, grealloc): Remove.
3071 (recompute_all_luids): New function.
3072 (gcse_main): Don't compute sets, and don't do related memory
3073 allocations/free-ing. If something changed before the end of the
3074 pass, update LUIDs using recompute_all_luids.
3075 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
3076 (free_gcse_mem): Don't free it either.
3077 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
3078 Use the df insn LUIDs.
3079 (load_killed_in_block): Likewise.
3080 (compute_hash_table_work): Don't compute reg_set_in_block.
3081 (compute_transp): Use DF_REG_DEF_CHAINs.
3082 (local_cprop_pass): Don't use compute_sets and related functions.
3083 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
3084 Use get_max_uid() instead of max_cuid.
3085 (insert_insn_end_basic_block, pre_insert_copy_insn,
3086 update_ld_motion_stores): Don't try to
3087 keep reg_set tables up to date.
3088 (pre_insert_copies): Use df insn LUIDs.
3089 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
3090 (reg_set_info): Don't use extra bitmap argument.
3091 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
3092 information to compute regs_set_in_block.
3093 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
3094 (bypass_jumps): Don't use compute_sets and friends.
3096 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3099 * opts.c (undocumented_msg): Do not leave blank even with
3102 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3104 * c-decl.c (build_enumerator): Allow values folding to integer
3105 constants but not integer constant expressions with a pedwarn if
3108 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3111 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
3112 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
3113 type is an integer constant.
3115 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3118 * config/i386/i386.c (print_operand) ['z']: Revert handling of
3121 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3124 * c-decl.c (grokdeclarator): Diagnose declarations of functions
3125 with variably modified return type and no storage class
3126 specifiers, except for the case of nested functions. Distinguish
3127 extern declarations of functions with variably modified return
3128 types from those of objects with variably modified types.
3130 2009-04-25 Jan Hubicka <jh@suse.cz>
3132 * tree.c (list_equal_p): New function.
3133 * tree.h (list_equal_p): Declare.
3134 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3135 basic_block_def, basic_block, const_basic_block): New.
3136 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
3137 (redirect_eh_edge): New function.
3138 (make_eh_edge_update_phi): EH edges are not abnormal.
3139 * except.c: Include tree-flow.h.
3140 (list_match): New function.
3141 (eh_region_replaceable_by_p): New function.
3142 (replace_region): New function.
3143 (hash_type_list): New function.
3144 (hash_eh_region): New function.
3145 (eh_regions_equal_p): New function.
3146 (merge_peers): New function.
3147 (remove_unreachable_regions): Verify EH tree when checking;
3149 (copy_eh_region_1): New function.
3150 (copy_eh_region): New function.
3151 (push_reachable_handler): New function.
3152 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
3153 regions without label but with live RESX.
3154 * except.h (redirect_eh_edge_to_label): New.
3155 * tree-flow.h (redirect_eh_edge): New.
3156 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3157 basic_block_def, basic_block, const_basic_block): Remove.
3158 * Makefile.in (except.o): Add dependency on tree-flow.h
3159 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
3160 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
3163 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
3166 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
3167 on the destination of memcpy.
3169 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
3171 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
3172 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
3173 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
3175 2009-04-25 Jan Hubicka <jh@suse.cz>
3177 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
3178 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
3179 to be reached by different label than left.
3180 (update_eh_edges): Update comment; remove edge_to_remove if possible
3181 and return true if suceeded.
3182 (cleanup_empty_eh): Accept sharing map; handle shared regions.
3183 (cleanup_eh): Compute sharing map.
3184 * except.c (remove_eh_handler_and_replace): Add argument if we should
3186 (remove_unreachable_regions): Update for label sharing.
3187 (label_to_region_map): Likewise.
3188 (get_next_region_sharing_label): New function.
3189 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
3191 (remove_eh_handler): Update.
3192 (remove_eh_region_and_replace_by_outer_of): New function.
3193 * except.h (struct eh_region): Add next_region_sharing_label.
3194 (remove_eh_region_and_replace_by_outer_of,
3195 get_next_region_sharing_label): Declare.
3196 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
3198 2009-04-25 Jan Hubicka <jh@suse.cz>
3200 * tree-cfg.c (split_critical_edges): Split also edges where we can't
3201 insert code even if they are not critical.
3203 2009-04-25 Jan Hubicka <jh@suse.cz>
3205 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3206 (gimple_can_remove_branch_p): EH edges won't remove branch by
3208 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
3209 updating of non-abnormal EH edges.
3210 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3211 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
3212 (split_critical_edges): Split also edges where emitting code on them
3213 will lead to splitting later.
3215 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3216 H.J. Lu <hongjiu.lu@intel.com>
3219 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
3220 the configured assembler supports fildq and fistpq mnemonics.
3221 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
3222 * configure: Regenerated.
3225 * config/i386/i386.c (print_operand): Handle 'Z'.
3226 ['z']: Remove handling of special fild/fist suffixes.
3227 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
3228 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
3229 suffix of fild insn.
3230 (*floatsi<mode>2_vector_mixed): Ditto.
3231 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
3232 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
3233 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3234 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
3235 * config/i386/gas.h (GAS_MNEMONICS): Remove.
3237 2009-04-25 Ben Elliston <bje@au.ibm.com>
3239 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
3240 the source of a set operation.
3242 2009-04-25 Anatoly Sokolov <aesok@post.ru>
3244 * target.h (struct gcc_target): Add case_values_threshold field.
3245 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
3246 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
3247 * targhooks.c (default_case_values_threshold): New function.
3248 * targhooks.h (default_case_values_threshold): Declare function.
3249 * stmt.c (expand_case): Use case_values_threshold target hook.
3250 * expr.h (case_values_threshold): Remove declartation.
3251 * expr.c (case_values_threshold): Remove function.
3252 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
3254 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
3255 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3256 (avr_case_values_threshold): Declare as static.
3257 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
3259 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
3260 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3261 (mn10300_case_values_threshold): New function.
3263 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3265 * ira.c (setup_cover_and_important_classes): Add enum cast.
3267 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
3269 * genpreds.c (write_enum_constraint_num): Output definition of
3270 CONSTRAINT_NUM_DEFINED_P macro.
3271 * ira.c (setup_cover_and_important_classes): Use
3272 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
3274 2009-04-24 DJ Delorie <dj@redhat.com>
3276 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
3277 __SH2A_SINGLE_ONLY__ also.
3279 2009-04-24 Steve Ellcey <sje@cup.hp.com>
3281 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
3282 (movdf_internal): Ditto.
3283 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
3284 SFmode and DFmode constants.
3285 (ia64_print_operand): Add 'G' format for printing
3286 floating point constants.
3288 2009-04-24 Richard Guenther <rguenther@suse.de>
3290 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
3291 from unsigned additions.
3293 2009-04-24 Joseph Myers <joseph@codesourcery.com>
3295 * c-typeck.c (set_init_index): Allow array designators that are
3296 not integer constant expressions with a pedwarn if pedantic.
3298 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3300 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
3301 zero if no overlap in nonzero bits between the operands.
3303 2009-04-24 Ian Lance Taylor <iant@google.com>
3305 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
3306 (record_dead_and_set_regs): Likewise.
3307 * df.h (struct df_mw_hardreg): Change flags field to int.
3308 (struct df_base_ref): Likewise.
3309 (struct df): Change changeable_flags field to int.
3310 * df-scan.c (df_defs_record): Change clobber_flags to int.
3311 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
3312 constants rather than #define macros.
3313 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
3314 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
3315 (enum dwarf_calling_convention): Likewise.
3316 (enum dwarf_line_number_x_ops): Likewise.
3317 (enum dwarf_call_frame_info): Likewise.
3318 (enum dwarf_source_language): Likewise.
3319 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
3320 (add_calling_convention_attribute): Likewise.
3321 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
3322 (combine_comparisons): Change compcode to int. Add cast to enum type.
3323 * genrecog.c (maybe_both_true_2): Change c to int.
3324 (write_switch): Likewise. Add cast to enum type.
3325 * gimplify.c (gimplify_omp_for): Handle return values from
3326 gimplify_expr using MIN rather than bitwise or.
3327 (gimplify_expr): Add cast to enum type.
3328 * ipa-prop.c (update_jump_functions_after_inlining): Change
3329 IPA_BOTTOM to IPA_JF_UNKNOWN.
3330 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
3331 Add casts to enum type.
3332 (setup_cover_and_important_classes): Change cl to int. Add casts
3334 (setup_class_translate): Change cl and mode to int.
3335 (ira_init_once): Change mode to int.
3336 (free_register_move_costs): Likewise.
3337 (setup_prohibited_mode_move_regs): Add casts to enum type.
3338 * langhooks.c (add_builtin_function_common): Rework assertion that
3339 value fits bitfield.
3340 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
3341 * omega.c (omega_do_elimination): Avoid math on enum types.
3342 * optabs.c (expand_vec_shift_expr): Remove casts to int.
3343 * opts.c (set_debug_level): Change 2 to enum constant. Use new
3344 int local to handle integral_argment value.
3345 * regmove.c (try_auto_increment): Change PUT_MODE to
3347 * reload.c (push_secondary_reload): Add casts to enum type.
3348 (secondary_reload_class, find_valid_class): Likewise.
3349 * reload1.c (emit_input_reload_insns): Likewise.
3350 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
3351 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
3352 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
3354 * tree.c (build_common_builtin_nodes): Add casts to enum type.
3355 * tree-complex.c (complex_lattice_t): Typedef to int rather than
3357 (expand_complex_libcall): Add casts to enum type.
3358 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
3359 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
3360 with ERROR_MARK, not NUM_TREE_CODES.
3361 (vect_create_epilog_for_reduction): Likewise.
3362 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
3363 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
3364 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
3366 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
3367 vect_unused_in_loop. Change 0 to loop_vect.
3368 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
3369 * var-tracking.c (get_init_value): Change return type to enum
3371 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
3372 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
3374 (arm_override_options): Add casts to enum type.
3375 (arm_emit_tls_decoration): Likewise.
3376 * config/i386/i386.c (ix86_function_specific_restore): Add casts
3378 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
3379 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
3380 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
3382 * config/s390/s390.c (code_for_builtin_64): Change to array of
3384 (code_for_builtin_31): Likewise.
3385 (s390_expand_builtin): Change code_for_builtin to enum insn_code
3387 * config/sparc/sparc.c (sparc_override_options): Change value
3388 field in struct code_model to enum cmodel. In initializer change
3389 0 to NULL and add cast to enum type.
3391 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
3392 Change all callers. Issue a -Wc++-compat warning using
3393 lhs_origtype if necessary.
3394 (convert_for_assignment): Issue -Wc++-compat warnings about
3395 invalid conversions to enum type on assignment.
3396 * c-common.h (build_modify_expr): Update declaration.
3398 2009-04-24 Nick Clifton <nickc@redhat.com>
3400 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
3401 (function_arg_advance): Likewise.
3402 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
3405 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3407 * config/s390/constraints.md ('I', 'J'): Fix condition.
3409 2009-04-24 Diego Novillo <dnovillo@google.com>
3411 * gengtype-parse.c (parse_error): Add newline after message.
3413 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3415 * config/i386/sse.md (avxmodesuffixs): Removed.
3416 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
3417 (*avx_pinsr<ssevecsize>): This.
3419 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3421 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
3422 follow chains of regs with a single definition, and allow expressions
3423 that are function_invariant_p.
3424 (simple_rhs_p): Allow expressions that are function_invariant_p.
3426 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
3429 * fold-const.c (fold_cond_expr_with_comparison): When folding
3430 > and >= to MAX, make sure the MAX uses the same type as the
3431 comparison's operands.
3433 2009-04-24 Nick Clifton <nickc@redhat.com>
3435 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
3436 addressing for DImode accesses.
3437 (frv_print_operand_address): Handle PLUS case.
3438 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
3440 2009-04-24 Jakub Jelinek <jakub@redhat.com>
3442 PR rtl-optimization/39794
3443 * alias.c (canon_true_dependence): Add x_addr argument.
3444 * rtl.h (canon_true_dependence): Adjust prototype.
3445 * cse.c (check_dependence): Adjust canon_true_dependence callers.
3446 * cselib.c (cselib_invalidate_mem): Likewise.
3447 * gcse.c (compute_transp): Likewise.
3448 * dse.c (scan_reads_nospill): Likewise.
3449 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
3450 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
3451 canon_base_addr of the group, plus optional offset.
3452 (struct group_info): Rename canon_base_mem to
3454 (get_group_info): Set canon_base_addr to canon_rtx of base, not
3455 canon_rtx of base_mem.
3457 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
3459 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3460 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
3462 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3464 * config/spu/spu-builtins.h: Delete file.
3466 * config/spu/spu.h (enum spu_builtin_type): Move here from
3468 (struct spu_builtin_description): Likewise. Add GTY marker.
3469 Do not use enum spu_function_code or enum insn_code.
3470 (spu_builtins): Add extern declaration.
3472 * config/spu/spu.c: Do not include "spu-builtins.h".
3473 (enum spu_function_code, enum spu_builtin_type_index,
3474 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
3475 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
3476 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
3477 unsigned_V2DI_type_node): Move here from spu-builtins.h.
3478 (spu_builtin_types): Make static. Add GTY marker.
3479 (spu_builtins): Add extern declaration with GTY marker.
3482 * config/spu/spu-c.c: Do not include "spu-builtins.h".
3483 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
3484 Check programmatically whether all parameters are scalar.
3486 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
3488 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
3490 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
3491 assignment from the constructor either if the target is volatile.
3493 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
3495 * config/arm/arm.md (insv): Do not share operands[0].
3497 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
3499 * config/vxlib-tls.c (active_tls_threads): Delete.
3500 (delete_hook_installed): New.
3501 (tls_delete_hook): Don't delete the delete hook.
3502 (tls_destructor): Delete it here.
3503 (__gthread_set_specific): Adjust installing the delete hook.
3504 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
3505 __gthread_leave_tsd_dtor_context.
3507 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
3509 * c-format.c (gcc_tdiag_char_table): Add support for %E.
3511 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
3513 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
3515 (alpha_rtx_costs): Ditto.
3516 (emit_unlikely_jump): Use add_reg_note.
3517 (emit_frame_store_1): Ditto.
3518 (alpha_expand_prologue): Ditto.
3519 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3520 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
3522 2009-04-23 Nick Clifton <nickc@redhat.com>
3524 * config/v850/v850.md (epilogue): Remove suppressed code.
3525 (return): Rename to return_simple and remove test of frame size.
3526 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
3527 to gen_return_simple.
3529 2009-04-22 Jing Yu <jingyu@google.com>
3532 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
3534 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3537 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
3538 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
3539 value is a VECTOR_CST, the element type is the element type of the
3542 2009-04-22 DJ Delorie <dj@redhat.com>
3544 * config/m32c/m32c.h: Update GTY annotations to new syntax.
3546 2009-04-22 Jakub Jelinek <jakub@redhat.com>
3548 * alias.c (find_base_term): Move around LO_SUM case, so that
3549 CONST falls through into PLUS/MINUS handling.
3552 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
3553 into 0, use omit_one_operand.
3555 2009-04-23 Ben Elliston <bje@au.ibm.com>
3557 * config/rs6000/linux-unwind.h (get_regs): Remove type
3558 puns. Change the type of `pc' to an array of unsigned ints and
3559 update all users. Constify frame24.
3561 2009-04-22 DJ Delorie <dj@redhat.com>
3563 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
3564 declarations before code.
3565 (current_function_special_page_vector): Likewise.
3566 (m32c_expand_insv): Silence a warning.
3568 2009-04-21 Taras Glek <tglek@mozilla.com>
3570 * alias.c: Update GTY annotations to new syntax.
3571 * basic-block.h: Likewise.
3572 * bitmap.h: Likewise.
3573 * c-common.h: Likewise.
3574 * c-decl.c: Likewise.
3575 * c-parser.c: Likewise.
3576 * c-pragma.c: Likewise.
3577 * c-tree.h: Likewise.
3578 * cfgloop.h: Likewise.
3579 * cgraph.h: Likewise.
3580 * config/alpha/alpha.c: Likewise.
3581 * config/arm/arm.h: Likewise.
3582 * config/avr/avr.h: Likewise.
3583 * config/bfin/bfin.c: Likewise.
3584 * config/cris/cris.c: Likewise.
3585 * config/darwin.c: Likewise.
3586 * config/frv/frv.c: Likewise.
3587 * config/i386/i386.c: Likewise.
3588 * config/i386/i386.h: Likewise.
3589 * config/i386/winnt.c: Likewise.
3590 * config/ia64/ia64.h: Likewise.
3591 * config/iq2000/iq2000.c: Likewise.
3592 * config/mips/mips.c: Likewise.
3593 * config/mmix/mmix.h: Likewise.
3594 * config/pa/pa.c: Likewise.
3595 * config/pa/pa.h: Likewise.
3596 * config/rs6000/rs6000.c: Likewise.
3597 * config/s390/s390.c: Likewise.
3598 * config/sparc/sparc.c: Likewise.
3599 * config/xtensa/xtensa.c: Likewise.
3600 * cselib.h: Likewise.
3601 * dbxout.c: Likewise.
3602 * dwarf2out.c: Likewise.
3603 * except.c: Likewise.
3604 * except.h: Likewise.
3605 * fixed-value.h: Likewise.
3606 * function.c: Likewise.
3607 * function.h: Likewise.
3608 * gimple.h: Likewise.
3609 * integrate.c: Likewise.
3610 * optabs.c: Likewise.
3611 * output.h: Likewise.
3614 * stringpool.c: Likewise.
3615 * tree-data-ref.c: Likewise.
3616 * tree-flow.h: Likewise.
3617 * tree-scalar-evolution.c: Likewise.
3618 * tree-ssa-address.c: Likewise.
3619 * tree-ssa-alias.h: Likewise.
3620 * tree-ssa-operands.h: Likewise.
3623 * varasm.c: Likewise.
3624 * varray.h: Likewise.
3626 * coretypes.h: Do not define GTY macro if it is already defined.
3627 * doc/gty.texi: Update GTY documentation to new syntax.
3628 * gengtype-lex.l: Enforce attribute-like syntax for GTY
3629 annotations on structs.
3630 * gengtype-parse.c: Likewise.
3632 2009-04-22 Mark Heffernan <meheff@google.com>
3634 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
3636 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3638 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
3641 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3643 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
3644 the same as a PLUS without a shift. Increase the cost of a
3647 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3649 * Makefile.in: Update dependencies.
3650 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
3651 * errors.h: Remove bogus comment about compatibility.
3652 (warning): Update declaration.
3653 * genautomata.c: Update all calls to warning.
3654 * gimple.c: Do not include errors.h. Include toplev.h.
3655 * tree-ssa-structalias.c: Do not include errors.h.
3656 * omega.c: Likewise.
3657 * tree-ssa-reassoc.c: Likewise.
3658 * config/spu/spu-c.c: Likewise.
3659 * config/spu/t-spu-elf: Update dependencies.
3661 2009-04-22 Richard Guenther <rguenther@suse.de>
3663 PR tree-optimization/39824
3664 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
3665 make sure the types are compatible.
3667 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3670 * c-common.c (c_parse_error): Take a token_flags parameter.
3671 Use token_type for the token type instead.
3672 Pass token_flags to cpp_type2name.
3673 * c-common.h (c_parse_error): Update declaration.
3674 * c-parser.c (c_parser_error): Pass 0 as token flags.
3676 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
3678 PR rtl-optimization/39580
3679 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
3681 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3683 * function.c (expand_function_end): Do not emit a jump to the "naked"
3684 return label for fall-through returns.
3685 * except.c (sjlj_emit_function_exit): Always place the call to the
3686 unregister function at the location installed by expand_function_end.
3688 2009-04-22 Richard Guenther <rguenther@suse.de>
3690 PR tree-optimization/39845
3691 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
3692 (gen_inbound_check): Likewise.
3694 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
3696 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
3698 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
3699 * config/vxlib.c (__gthread_once): Add race guard for PPC.
3701 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3703 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
3704 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
3705 shift counts to avoid out-of-bounds array accesses.
3707 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3709 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
3710 (Pmode): Move above.
3712 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
3714 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
3715 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
3716 GET_CODE macro. Use IN_RANGE macro where appropriate.
3717 * config/alpha/alpha.h: Ditto.
3718 * config/alpha/alpha.md: Ditto.
3719 * config/alpha/constraints.md: Ditto.
3720 * config/alpha/predicates.md: Ditto.
3722 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3724 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
3725 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3726 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3727 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3728 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3729 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3730 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3731 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3732 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3733 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3734 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3735 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3736 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3737 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3738 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3739 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3740 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3741 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3742 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3743 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3744 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3745 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3746 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3747 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3748 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3749 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3750 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3752 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3754 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
3755 references from comments.
3756 * cfgbuild.c: (count_basic_blocks): Delete.
3757 (find_basic_blocks_1): Delete.
3758 (find_basic_blocks): Delete.
3759 * except.c (finish_eh_generation): Make static. Move comment from
3760 except.h here. Remove find_basic_blocks references from comments.
3761 * except.h (finish_eh_generation): Delete.
3762 * basic-block.h (find_basic_blocks): Delete.
3763 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
3765 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
3767 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
3768 (sdbout_parms): Likewise.
3770 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3772 * config/sh/sh.c (prepare_cbranch_operands): Use
3773 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
3774 (expand_cbranchdi4): Likewise.
3775 (from_compare): Add cast to enum type.
3776 (expand_cbranchsi4): Use add_reg_note.
3777 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
3778 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
3779 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
3780 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3781 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
3782 instead of CODE_FOR_nothing.
3783 (cbranchdi4): Likewise. Fix the order of arguments for
3785 (push_fpscr): Use add_reg_note.
3786 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
3787 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
3789 2009-04-21 Joseph Myers <joseph@codesourcery.com>
3791 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
3792 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3793 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3794 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
3795 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
3796 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
3797 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
3798 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
3799 config/alpha/x-vms, config/arc/t-arc,
3800 config/arm/README-interworking, config/arm/arm-c.c,
3801 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
3802 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
3803 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
3804 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
3805 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
3806 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
3807 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
3808 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
3809 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
3810 config/cris/t-elfmulti, config/crx/t-crx,
3811 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
3812 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
3813 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
3814 config/h8300/t-h8300, config/i386/athlon.md,
3815 config/i386/darwin-libgcc.10.4.ver,
3816 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
3817 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
3818 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
3819 config/i386/t-linux64, config/i386/t-nwld,
3820 config/i386/t-rtems-i386, config/i386/t-sol2-10,
3821 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
3822 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
3823 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
3824 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
3825 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
3826 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
3827 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
3828 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
3829 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
3830 config/m68k/t-uclinux, config/mcore/t-mcore,
3831 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
3832 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
3833 config/mips/crtn.asm, config/mips/irix-crti.asm,
3834 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
3835 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
3836 config/mips/mips-fixed.md, config/mips/sb1.md,
3837 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
3838 config/mips/t-iris6, config/mips/t-isa3264,
3839 config/mips/t-libgcc-mips16, config/mips/t-linux64,
3840 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
3841 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
3842 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
3843 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
3844 config/mn10300/t-linux, config/mn10300/t-mn10300,
3845 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
3846 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
3847 config/picochip/libgccExtras/clzsi2.asm,
3848 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
3849 config/rs6000/darwin-libgcc.10.4.ver,
3850 config/rs6000/darwin-libgcc.10.5.ver,
3851 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
3852 config/rs6000/t-aix43, config/rs6000/t-aix52,
3853 config/rs6000/t-darwin, config/rs6000/t-fprules,
3854 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
3855 config/rs6000/t-lynx, config/rs6000/t-netbsd,
3856 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
3857 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
3858 config/rs6000/t-rtems, config/rs6000/t-spe,
3859 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
3860 config/score/t-score-elf, config/sh/divcost-analysis,
3861 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
3862 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
3863 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
3864 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
3865 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
3866 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
3867 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
3868 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
3869 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
3870 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
3871 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
3872 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
3873 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
3874 limitx.h, version.c, xcoff.h: Add copyright and license notices.
3875 * config/h8300/genmova.sh: Include copyright and license notices
3876 in generated output.
3877 * config/h8300/mova.md: Regenerate.
3878 * doc/install.texi2html: Include word "Copyright" in copyright
3879 notice and use name "Free Software Foundation, Inc.".
3880 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3881 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3882 ChangeLog-2007, ChangeLog-2008: Correct dates.
3884 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
3886 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
3887 NE_EXPR operations as well.
3888 * c-parser.c (c_parser_condition): Do not set location information on
3890 (c_parser_conditional_expression): Likewise.
3891 (c_parser_binary_expression): Set location information on operators.
3892 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
3893 TRUTH_NOT_EXPR has been folded.
3894 * fold-const.c (fold_truth_not_expr): Copy location information from
3895 the incoming expression to the outgoing one.
3896 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
3897 recursive calls on the LHS of the operator but pass that of the
3898 operator to recursive calls on the RHS of the operator. Set it
3900 (shortcut_cond_expr): Set the locus of the operator on the second
3901 COND_EXPR and that of the expression on the first in degenerate cases.
3902 Pass the locus of the expression to calls to shortcut_cond_r.
3903 Set the locus of the 'then' block on the associated jump, if any.
3904 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
3905 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
3906 expression to call to gimplify_boolean_expr.
3908 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
3910 * config.gcc: Add additional configuration for
3911 i686-w64-mingw* and x86_64-w64-mingw* triplet.
3912 * config/i386/mingw-w64.h: New mingw-w64 specific header.
3913 (CPP_SPEC): Redefine for allowing -municode option.
3914 (STARTFILE_SPEC): Likewise.
3915 * config/i386/t-mingw-w64: New.
3916 * config/i386/mingw-w64.opt: New.
3917 (municode): Add new target option.
3918 * doc/invoke.texi (municode): Add documentation for new option.
3920 2009-04-21 Ian Lance Taylor <iant@google.com>
3922 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3923 Correct test for number of arguments.
3924 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
3926 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
3928 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
3929 argument of emit_library_call.
3931 2009-04-21 Richard Guenther <rguenther@suse.de>
3934 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
3935 inside VIEW_CONVERT_EXPRs.
3937 2009-04-21 Martin Jambor <mjambor@suse.cz>
3939 * tree-switch-conversion.c (build_constructors): Split a long line.
3940 (constructor_contains_same_values_p): New function.
3941 (build_one_array): Create assigns of constants if possible, do not
3942 call mark_sym_for_renaming, call update_stmt.
3943 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
3944 make_rename_temp. Do not call mark_symbols_for_renaming, call
3946 (gen_def_assigns): Do not call mark_symbols_for_renaming or
3947 find_new_referenced_vars, call update_stmt.
3948 (gen_inbound_check): Use create_tmp_var and create ssa names manually
3949 instead of calling make_rename_temp. Do not call
3950 find_new_referenced_vars or mark_symbols_for_renaming, call
3953 2009-04-21 Richard Guenther <rguenther@suse.de>
3955 PR tree-optimization/39827
3956 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
3957 (tree_ssa_phiprop): Pass the correct array size.
3959 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
3961 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
3963 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
3966 * c-typeck.c (lvalue_p): Move declaration ...
3967 * c-common.h (lvalue_p): ... to here.
3968 * c-common.c (candidate_equal_p): New.
3969 (add_tlist): Use it.
3970 (merge_tlist): Use it.
3971 (warn_for_collisions_1): Likewise.
3972 (warning_candidate_p): Accept more candidates.
3973 (verify_tree): A warning candidate can be an expression. Use
3976 2009-04-21 Ben Elliston <bje@au.ibm.com>
3979 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3980 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
3981 options. Remove -mcall-solaris documentation.
3983 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3986 * doc/invoke.texi (-Wlong-long): Update description.
3987 * c-lex (interpret_integer): Only warn if there was no previous
3988 overflow and -Wlong-long is enabled.
3989 * c-decl.c (declspecs_add_type): Drop redundant flags.
3990 * c.opt (Wlong-long): Init to -1.
3991 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
3992 and front-end warn_long_long. Wlong-long only depends on other
3993 flags if it is uninitialized.
3994 * c-parser.c (disable_extension_diagnostics): warn_long_long is
3995 the same for CPP and FE.
3996 (restore_extension_diagnostics): Likewise.
3998 2009-04-20 Ian Lance Taylor <iant@google.com>
4000 Fix enum conversions which are invalid in C++:
4001 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
4002 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
4003 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
4004 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
4005 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
4006 (dbxout_parms): Likewise.
4007 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
4008 (df_clear_flags): Likewise.
4009 * df-problems.c (df_rd_bb_local_compute_process_def): Change
4010 top_flag parameter to int.
4011 (df_chain_create_bb_process_use): Likewise.
4012 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
4014 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
4015 (df_ref_create_structure, df_def_record_1): Likewise.
4016 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
4017 (df_notes_rescan): Change 0 to VOIDmode in function call.
4018 (df_get_call_refs, df_insn_refs_collect): Likewise.
4019 (df_bb_regs_collect): Likewise.
4020 (df_entry_block_defs_collect): Likewise.
4021 (df_exit_block_uses_collect): Likewise.
4022 * df.h: Update declarations.
4023 * double-int.c (double_int_divmod): Add cast to enum type.
4024 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
4025 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
4026 (based_loc_descr): Likewise.
4027 (loc_descriptor_from_tree_1): Change first_op and second_op to
4028 enum dwarf_location_atom. Add cast to enum type.
4029 * expmed.c (init_expmed): Change 0 to SET in function call.
4030 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
4031 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
4032 (do_store_flag): Likewise.
4033 * fixed-value.h (struct fixed_value): Change mode to enum
4035 * function.c (assign_parms): Change 0 to VOIDmode in function call.
4036 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
4038 (insert_insn_decl, insert_decl, insert_state): Likewise.
4039 (automata_list_finish): Likewise.
4040 * genrecog.c (process_define_predicate): Add cast to enum type.
4041 * gensupport.c (init_predicate_table): Add cast to enum type.
4042 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
4044 (gimple_build_call_1, gimple_build_label): Likewise.
4045 (gimple_build_goto, gimple_build_asm_1): Likewise.
4046 (gimple_build_switch_1, gimple_build_cdt): Likewise.
4047 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
4048 (enum fallback): Rename from enum fallback_t.
4049 (fallback_t): Typedef as int.
4050 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
4051 GSI_SAME_STMT in function call.
4052 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
4054 (setup_reg_class_relations): Likewise.
4055 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
4056 (setup_prohibited_class_mode_regs): Add cast to enum type.
4057 (setup_prohibited_mode_move_regs): Likewise.
4058 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
4059 (record_address_regs): Change i to enum reg_class.
4060 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
4061 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
4062 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
4063 (GET_MODE_2XWIDER_MODE): Likewise.
4064 (GET_CLASS_NARROWEST_MODE): Likewise.
4065 * omp-low.c (expand_omp_for): Add cast to enum type.
4066 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
4067 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
4068 * postreload.c (reload_cse_simplify_operands): Change rclass local
4070 * predict.c (combine_predictions_for_insn): Change best_predictor
4071 and predictor to enum br_predictor.
4072 (combine_predictions_for_bb): Likewise.
4073 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
4074 use SET_PREDICT_EXPR_OUTCOME.
4075 * real.c (real_arithmetic): Change icode to code in function call.
4076 * reginfo.c (init_move_cost): Add casts to enum type.
4077 (init_reg_sets_1, init_fake_stack_mems): Likewise.
4078 * regmove.c (regclass_compatible_p): Change class0 and class1 to
4080 * reload.c (find_valid_class): Add casts to enum type.
4081 (push_reload): Change 0 to NO_REGS in function call.
4082 (find_reloads): Change this_alternative to array of enum
4083 reg_class. Remove some now-unnecessary casts.
4084 (make_memloc): Change 0 to VOIDmode in function call.
4085 * reload1.c (reload): Change 0 to VOIDmode in function call.
4086 (eliminate_regs_1, elimination_effects): Likewise.
4087 (eliminate_regs_in_insn): Likewise.
4088 (emit_input_reload_insns): Add cast to enum type.
4089 (delete_output_reload): Change 0 to VOIDmode in function call.
4090 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
4091 to enum type in function call.
4092 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
4093 (SET_PREDICT_EXPR_OUTCOME): Define.
4094 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
4095 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
4096 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
4097 (dump_function): Likewise.
4098 * tree-dump.h: Update declarations.
4099 * tree-pass.h: Update declarations.
4100 * varasm.c (assemble_integer): Change mclass to enum mode_class.
4101 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
4103 (arm_rtx_costs_1): Correct parenthesization.
4104 (arm_rtx_costs): Add casts to enum type.
4105 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
4106 (vfp_emit_fstmd): Use add_rg_note.
4107 (emit_multi_reg_push, emit_sfm): Likewise.
4108 (thumb_set_frame_pointer): Likewise.
4109 (arm_expand_prologue): Likewise.
4110 (arm_regno_class): Change return type to enum reg_class.
4111 (thumb1_expand_prologue): Use add_reg_note.
4112 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
4113 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
4115 * config/arm/gentune.sh: Add cast to enum type.
4116 * config/arm/arm-tune.md: Rebuild.
4117 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
4118 (ix86_split_fp_branch, predict_jump): Likewise.
4119 (ix86_expand_multi_arg_builtin): Change sub_code from enum
4120 insn_code to enum rtx_code.
4121 (ix86_builtin_vectorized_function): Add cast to enum type.
4122 * config/i386/i386.md (truncdfsf2): Change slot to enum
4124 (truncxf<mode>2, isinf<mode>2): Likewise.
4125 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
4127 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
4128 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
4129 (insert_bundle_state): Change 1 to INSERT in function call.
4130 (ia64_add_bundle_selector_before): Likewise.
4131 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
4132 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
4133 (restore_stack_nonlocal): Likewise.
4134 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
4136 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
4138 (mips_rtx_costs): Likewise.
4139 (mips_override_options): Add casts to enum type.
4140 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
4142 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
4143 (store_reg, set_reg_plus_d): Likewise.
4144 (hppa_expand_prologue, hppa_profile_hook): Likewise.
4145 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4147 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
4149 (emit_unlikely_jump): Use add_reg_note.
4150 (rs6000_emit_allocate_stack): Likewise.
4151 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
4152 (output_toc): Change 1 to INSERT in function call.
4153 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
4154 (rs6000_initialize_trampoline): Likewise.
4155 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
4157 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
4158 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
4159 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
4160 (save_gprs): Use add_reg_note.
4161 (s390_emit_prologue): Likewise.
4162 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
4163 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
4164 (sparc_fold_builtin): Add cast to enum type.
4165 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
4167 (spu_expand_prologue): Use add_reg_note.
4168 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
4170 2009-04-20 Ian Lance Taylor <iant@google.com>
4172 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
4173 (c_parser_postfix_expression_after_primary): Get VEC for list of
4174 arguments. Get original types of arguments. Call
4175 build_function_call_vec.
4176 (cached_expr_list_1, cached_expr_list_2): New static variables.
4177 (c_parser_expr_list): Change return type to VEC *. Add
4178 p_orig_types parameter. Change all callers.
4179 (c_parser_release_expr): New static function.
4180 (c_parser_vec_to_tree_list): New static function.
4181 * c-typeck.c (build_function_call): Rewrite to build a VEC and
4182 call build_function_call_vec.
4183 (build_function_call_vec): New function, based on old
4184 build_function_call.
4185 (convert_arguments): Remove nargs and argarray parameters. Change
4186 values to a VEC. Add origtypes parameter.
4187 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
4188 (convert_for_assignment): Add origtype parameter. Change all
4189 callers. If warn_cxx_compat, check for conversion to an enum
4190 type when calling a function.
4191 (store_init_value): Add origtype parameter. Change all callers.
4192 (digest_init): Likewise.
4193 (struct init_node): Add origtype field.
4194 (add_pending_init): Add origtype parameter. Change all callers.
4195 (output_init_element): Likewise.
4196 (output_pending_init_elements): Pass origtype from init_node to
4197 output_init_element.
4198 (process_init_element): Pass origtype from c_expr to
4199 output_init_element.
4200 (c_finish_return): Add origtype parameter. Change all callers.
4201 * c-common.c (sync_resolve_size): Change params to VEC *. Change
4203 (sync_resolve_params): Likewise.
4204 (sync_resolve_return): Change params to first_param. Change caller.
4205 (resolve_overloaded_builtins): Change params to VEC *. Change
4206 callers. Save first parameter around call to build_function_call_vec.
4207 * c-decl.c (finish_decl): Add origtype parameter. Change all
4208 callers. Call build_function_call_vec rather than
4209 build_function_call for cleanup.
4210 * c-tree.h: Update declarations.
4211 * c-common.h: Update declarations.
4212 * stub-objc.c (objc_rewrite_function_call): Change parameter from
4213 params to first_param.
4214 * target.h (struct gcc_target): Change resolve_overloaded_builtin
4215 params parameter from tree to void *.
4216 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4217 Change arglist parameter to have type void *, and to be a pointer
4219 * config/rs6000/rs6000-protos.h
4220 (altivec_resolve_overloaded_builtin): Update declaration.
4221 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
4222 fnargs parameter to have type void *, and to be a pointer to a
4223 VEC. Call build_function_call_vec instead of
4224 build_function_call.
4225 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
4227 2009-04-20 Joey Ye <joey.ye@intel.com>
4228 Xuepeng Guo <xuepeng.guo@intel.com>
4229 H.J. Lu <hongjiu.lu@intel.com>
4231 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
4233 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
4234 (IX86_LEA_PRIORITY): Likewise.
4235 (distance_non_agu_define): New function.
4236 (distance_agu_use): Likewise.
4237 (ix86_lea_for_add_ok): Likewise.
4238 (ix86_dep_by_shift_count): Likewise.
4240 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
4241 should split for LEA.
4243 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
4245 (ix86_dep_by_shift_count): Likewise.
4247 2009-04-20 Richard Guenther <rguenther@suse.de>
4249 * expr.c (handled_component_p): Move ...
4250 * tree.h (handled_component_p): ... here.
4251 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
4252 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
4253 and REALPART_EXPR to be in one group.
4255 2009-04-20 Richard Guenther <rguenther@suse.de>
4257 * basic-block.h (get_all_dominated_blocks): Declare.
4258 * dominance.c (get_all_dominated_blocks): New function.
4259 * tree-cfg.c (get_all_dominated_blocks): Remove.
4260 (remove_edge_and_dominated_blocks): Adjust.
4261 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
4262 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
4263 instead of recursing.
4265 2009-04-20 Doug Kwan <dougkwan@google.com>
4267 * cgraph.h (cgraph_node_ptr): New type for vector functions.
4268 (struct cgraph_node_set_def): New type.
4269 (cgraph_node_set) New type. Also declare vector functions.
4270 (struct cgraph_node_set_element_def): New type.
4271 (cgraph_node_set_element): Ditto.
4272 (cgraph_node_set_iterator): New iterator type.
4273 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
4274 cgraph_node_set_remove, dump_cgraph_node_set,
4275 debug_cgraph_node_set): New prototypes.
4276 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
4277 cgraph_node_set_size): New inlines.
4278 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
4280 (struct ipa_opt_pass): Add struct cgraph_node_set_def
4281 argument to function 'write_summary'.
4282 * ipa.c: Include ggc.h.
4283 (hash_cgraph_node_set_element,
4284 eq_cgraph_node_set_element, cgraph_node_set_new,
4285 cgraph_node_set_add, cgraph_node_set_remove,
4286 cgraph_node_set_find, dump_cgraph_node_set,
4287 debug_cgraph_node_set): New functions.
4288 * Makefile.in (ipa.o): Add dependency on GGC_H.
4290 2009-04-20 Ira Rosen <irar@il.ibm.com>
4292 PR tree-optimization/39675
4293 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
4294 check of the return code of vect_schedule_slp. Check that
4295 stmt_vec_info still exists for the statement, before checking its
4298 2009-04-20 Michael Matz <matz@suse.de>
4300 * Makefile.in (generated_files): Take out $(simple_generated_c).
4302 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
4304 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
4305 (UINTPTR_TYPE): Likewise.
4307 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4310 * c-typeck.c (digest_init): Check for initializing an array with a
4313 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4316 * c-semantics.c (pop_stmt_list): Propagate
4317 STATEMENT_LIST_HAS_LABEL to parent statement list.
4319 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
4321 * config/mips/mips.h (mips_tune_attr): New macro.
4322 * config/mips/mips.md (cpu): Use it.
4324 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4327 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
4330 2009-04-19 Diego Novillo <dnovillo@google.com>
4332 * toplev.c (compile_file): Move call to coverage_finish ...
4333 * cgraphunit.c (ipa_passes): ... here.
4334 Call cgraph_process_new_functions.
4335 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
4336 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
4338 2009-04-19 Jan Hubicka <jh@suse.cz>
4340 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
4342 (dump_cgraph_node): Dump can throw external flag.
4343 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
4345 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4349 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
4350 * common.opt (Wlogical-op): Move from here...
4351 * c.opt (Wlogical-op): ... to here.
4352 * c-typeck.c (parser_build_binary_op): Update call to
4353 warn_logical_operator.
4354 * c-opts.c (c_common_post_options): Enable warn_logical_op with
4356 * c-common.c (warn_logical_op): Update.
4357 * c-common.h (warn_logical_op): Update declaration.
4359 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
4361 * tree.c (protected_set_expr_location): Fix formatting.
4363 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4366 * c-typeck.c (readonly_warning): new.
4367 (build_unary_op, build_modify_expr): Use readonly_warning for
4368 storing into something readonly but not const-qualified.
4370 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4373 * c-typeck.c (build_unary_op): Check for taking address of
4374 expression of type void.
4376 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4379 * c-typeck.c (build_function_call): Check for calling a function
4380 with qualified void return types. Call require_complete_type when
4383 2009-04-18 Jan Hubicka <jh@suse.cz>
4385 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
4387 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
4388 can_throw_external flag.
4389 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
4390 * ipa-pure-const.c (ignore_edge): New function.
4391 (propagate): Compute order for NOTHROW computation; set NOTHROWs
4392 only over can_throw_external edges.
4393 (local_pure_const): Add nothrow flag.
4394 * ipa-utils.c (searchc): Add ignore_edge callback.
4395 (ipa_utils_reduced_inorder): Add ignore_edge callback.
4396 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
4397 (set_nothrow_function_flags): Update cgraph.
4398 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
4400 2009-04-18 Richard Guenther <rguenther@suse.de>
4403 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
4404 (fold_stmt): ... this and ...
4405 (fold_stmt_inplace): ... this.
4406 (fold_stmt_1): Fold references in calls and asms.
4407 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
4409 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4411 * tree-vrp.c (ssa_name_nonzero_p): Remove.
4412 * tree.h: Remove the prototype for ssa_name_nonzero_p.
4414 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4416 * tree.c (function_args_count): Remove.
4417 * tree.h: Remove the prototype for function_args_count.
4419 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4421 * tree-iterator.c (expr_only): Remove.
4422 * tree.h: Remove the prototype for expr_only.
4424 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4426 * reginfo.c (cannot_change_mode_set_regs): Remove.
4427 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
4429 2009-04-08 Anatoly Sokolov <aesok@post.ru>
4431 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
4432 whether operands 0 and 1 overlaps.
4434 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
4437 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
4438 pointer. Use warning_at instead of warning.
4439 (search_for_addr_array): Likewise.
4440 (check_array_bounds): Likewise.
4441 (check_all_array_refs): Check that the incoming edge is not in the
4442 list of edges to be removed.
4443 (check_all_array_refs): Avoid the temporal pointer.
4444 (vrp_visit_cond_stmt): Fix typo.
4445 (simplify_switch_using_ranges): Handle the case where the switch
4446 index is an integer constant.
4448 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
4450 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
4452 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4454 * doc/extend.texi, doc/invoke.texi: Fix typos.
4456 2009-04-17 Cary Coutant <ccoutant@google.com>
4458 * tree-flow-inline.h (get_lineno): Fix inverted test.
4460 2009-04-17 Diego Novillo <dnovillo@google.com>
4462 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4463 assertion for AVAIL_OUT.
4465 2009-04-17 Mike Frysinger <vapier@gentoo.org>
4468 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
4469 * config/sh/linux-atomic.asm: Likewise.
4471 2009-04-17 Diego Novillo <dnovillo@google.com>
4473 * except.c (debug_eh_tree): New.
4474 (struct eh_region, struct eh_status): Move ...
4475 * except.h: ... here.
4476 (add_type_for_runtime): Declare extern.
4477 (lookup_type_for_runtime): Likewise.
4478 (debug_eh_tree): Declare.
4479 * Makefile.in (GTFILES): List except.h before except.c
4481 2009-04-17 Diego Novillo <dnovillo@google.com>
4483 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
4484 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
4485 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
4486 (find_vars_r): ... here.
4487 * tree-flow.h (find_referenced_vars_in): Declare.
4488 * tree-ssa-pre.c (create_expression_by_pieces): Assert
4489 that AVAIL_OUT exists for BLOCK.
4490 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
4491 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
4492 (tree-parloops.o): Likewise.
4494 2009-04-17 Simon Baldwin <simonb@google.com>
4496 * toplev.c (default_tree_printer): Add handling for %E format.
4498 2009-04-17 Diego Novillo <dnovillo@google.com>
4500 * tree-pretty-print.c (dump_generic_node): Add break after
4501 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
4502 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
4503 FUNCTION_TYPE together. Call print_struct_decl when printing
4504 structures and TDF_SLIM is not given.
4505 (print_struct_decl): Fix logic for detecting recursion.
4507 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4510 * gcc.c (create_at_file): New.
4511 (compile_input_file_p): New.
4512 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
4513 * main.c (main): Update call to toplev_main.
4514 * toplev.c (toplev_main): Change signature. Call expandargv.
4515 * toplev.h (toplev_main): Change signature.
4517 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4519 * dwarf2out.c (field_byte_offset): Use the type size as the field size
4520 if the latter is not constant.
4522 2009-04-17 David Edelsohn <edelsohn@gnu.org>
4524 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
4526 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4528 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
4529 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
4531 2009-04-17 Richard Guenther <rguenther@suse.de>
4533 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4534 Handle component references view-converting an invariant address.
4536 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
4538 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
4539 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
4540 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
4541 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
4542 Use @deftypevr rather than @deftypevar.
4544 2009-04-17 Richard Guenther <rguenther@suse.de>
4546 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
4547 (get_prop_source_stmt): Likewise.
4548 (can_propagate_from): Likewise.
4550 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
4552 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
4553 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
4554 (--with-multilib-list): Add default value.
4555 * configure: Regenerate.
4556 * Makefile.in (TM_ENDIAN_CONFIG): Define.
4557 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
4558 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
4559 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
4560 Don't add default cpu to multilib list unnecessarily, but do enable
4561 the relevant compiler option..
4562 Add support for --with-multilib-list=<blank> and
4563 --with-multilib-list=!<somelib> to supress unwanted multilibs.
4564 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
4565 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
4566 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
4568 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
4569 (MULTILIB_OSDIRNAMES): New variable.
4570 * config/sh/t-1e: Delete file.
4571 * config/sh/t-mlib-sh1: Delete file.
4572 * config/sh/t-mlib-sh2: Delete file.
4573 * config/sh/t-mlib-sh2a: Delete file.
4574 * config/sh/t-mlib-sh2a-nofpu: Delete file.
4575 * config/sh/t-mlib-sh2a-single: Delete file.
4576 * config/sh/t-mlib-sh2a-single-only: Delete file.
4577 * config/sh/t-mlib-sh2e: Delete file.
4578 * config/sh/t-mlib-sh3e: Delete file.
4579 * config/sh/t-mlib-sh4: Delete file.
4580 * config/sh/t-mlib-sh4-nofpu: Delete file.
4581 * config/sh/t-mlib-sh4-single: Delete file.
4582 * config/sh/t-mlib-sh4-single-only: Delete file.
4583 * config/sh/t-mlib-sh4a: Delete file.
4584 * config/sh/t-mlib-sh4a-nofpu: Delete file.
4585 * config/sh/t-mlib-sh4a-single: Delete file.
4586 * config/sh/t-mlib-sh4a-single-only: Delete file.
4587 * config/sh/t-mlib-sh4al: Delete file.
4588 * config/sh/t-mlib-sh5-32media: Delete file.
4589 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
4590 * config/sh/t-mlib-sh5-64media: Delete file.
4591 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
4592 * config/sh/t-mlib-sh5-compact: Delete file.
4593 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
4594 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
4595 * doc/install.texi (Options specification): Add
4596 --with-multilib-list and --with-endian.
4598 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4600 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
4602 (OBJS-common): Add plugin-version.o.
4603 (plugin-version.o): New.
4604 * gcc-plugin.h (plugin_gcc_version): New.
4605 (plugin_default_version_check): New.
4606 (plugin_init_func, plugin_init): Add version argument.
4607 * plugin-version.c: New.
4608 * plugin.c (str_plugin_gcc_version_name): New.
4609 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
4610 pass it to the init function.
4611 (plugin_default_version_check): New.
4613 2009-04-17 Richard Guenther <rguenther@suse.de>
4615 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
4616 for decl-vs-decl disambiguation.
4618 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
4620 * config/s390/s390.h (s390_tune_attr): New macro definition.
4621 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
4623 2009-04-17 Richard Guenther <rguenther@suse.de>
4625 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
4626 (fold_stmt_r): Likewise.
4627 (maybe_fold_reference): New function.
4628 (fold_gimple_assign): Handle cases fold_stmt_r did.
4629 (fold_stmt): Do not use fold_stmt_r.
4630 (fold_stmt_inplace): Likewise.
4632 2009-04-17 Richard Guenther <rguenther@suse.de>
4634 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
4635 (record_equivalences_from_stmt): Remove useless checks and
4637 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
4638 the type is already suitable.
4640 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
4642 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
4644 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
4646 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
4647 (CMPtype): Define as __gcc_CMPtype.
4649 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
4651 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
4652 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
4654 2009-04-17 Richard Guenther <rguenther@suse.de>
4656 PR tree-optimization/39746
4657 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
4658 special-casing for builtins and static variable use/def.
4659 (call_may_clobber_ref_p_1): Likewise.
4661 2009-04-16 Ian Lance Taylor <iant@google.com>
4663 * df.h: Include "timevar.h".
4664 (struct df_problem): Change tv_id field to timevar_id_t.
4665 * tree-pass.h: Include "timevar.h".
4666 (struct opt_pass): Change tv_id field to timevar_id_t.
4667 * timevar.h (timevar_id_t): Define TV_NONE.
4668 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
4669 TV_NONE rather than tv_id != 0.
4670 (execute_one_pass): Likewise.
4671 * Makefile.in (DF_H): Add $(TIMEVAR_H).
4672 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
4673 dependencies to $(TREE_PASS_H).
4674 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
4676 (pass_branch_target_load_optimize2): Likewise.
4677 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
4678 (pass_outof_cfg_layout_mode): Likewise.
4679 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
4680 (pass_rebuild_cgraph_edges): Likewise.
4681 (pass_remove_cgraph_callee_edges): Likewise.
4682 * df-core.c (pass_df_initialize_opt): Likewise.
4683 (pass_df_initialize_no_opt): Likewise.
4684 (pass_df_finish): Likewise.
4685 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
4686 * except.c (pass_set_nothrow_function_flags): Likewise.
4687 (pass_convert_to_eh_region_ranges): Likewise.
4688 * final.c (pass_compute_alignments): Likewise.
4689 * function.c (pass_instantiate_virtual_regs): Likewise.
4690 (pass_init_function): Likewise.
4691 (pass_leaf_regs): Likewise.
4692 (pass_match_asm_constraints): Likewise.
4693 * gimple-low.c (pass_lower_cf): Likewise.
4694 (pass_mark_used_blocks): Likewise.
4695 * init-regs.c (pass_initialize_regs): Likewise.
4696 * integrate.c (pass_initial_value_sets): Likewise.
4697 * ira.c (pass_ira): Likewise.
4698 * jump.c (pass_cleanup_barriers): Likewise.
4699 * omp-low.c (pass_expand_omp): Likewise.
4700 (pass_lower_omp): Likewise.
4701 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
4702 * recog.c (pass_split_all_insns): Likewise.
4703 (pass_split_after_reload): Likewise.
4704 (pass_split_before_regstack): Likewise.
4705 (pass_split_before_sched2): Likewise.
4706 (pass_split_for_shorten_branches): Likewise.
4707 * reginfo.c (pass_reginfo_init): Likewise.
4708 (pass_subregs_of_mode_init): Likewise.
4709 (pass_subregs_of_mode_finish): Likewise.
4710 * passes.c (pass_postreload): Likewise.
4711 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
4712 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
4713 (pass_warn_function_return): Likewise.
4714 (pass_warn_function_noreturn): Likewise.
4715 * tree-complex.c (pass_lower_complex): Likewise.
4716 (pass_lower_complex_O0): Likewise.
4717 * tree-if-conv.c (pass_if_conversion): Likewise.
4718 * tree-into-ssa.c (pass_build_ssa): Likewise.
4719 * tree-mudflap.c (pass_mudflap_1): Likewise.
4720 (pass_mudflap_2): Likewise.
4721 * tree-nomudflap.c (pass_mudflap_1): Likewise.
4722 (pass_mudflap_2): Likewise.
4723 * tree-nrv.c (pass_return_slot): Likewise.
4724 * tree-object-size.c (pass_object_sizes): Likewise.
4725 * tree-optimize.c (pass_all_optimizations): Likewise.
4726 (pass_early_local_passes): Likewise.
4727 (pass_all_early_optimizations): Likewise.
4728 (pass_cleanup_cfg): Likewise.
4729 (pass_cleanup_cfg_post_optimizing): Likewise.
4730 (pass_free_datastructures): Likewise.
4731 (pass_free_cfg_annotations): Likewise.
4732 (pass_fixup_cfg): Likewise.
4733 (pass_init_datastructures): Likewise.
4734 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
4735 (pass_late_warn_uninitialized): Likewise.
4736 (pass_update_address_taken): Likewise.
4737 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
4738 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
4739 (pass_cse_sincos): Likewise.
4740 (pass_convert_to_rsqrt): Likewise.
4741 * tree-ssa-structalias.c (pass_build_alias): Likewise.
4742 * tree-stdarg.c (pass_stdarg): Likewise.
4743 * tree-tailcall.c (pass_tail_recursion): Likewise.
4744 (pass_tail_calls): Likewise.
4745 * tree-vect-generic.c (pass_lower_vector): Likewise.
4746 (pass_lower_vector_ssa): Likewise.
4747 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
4749 2009-04-16 Joseph Myers <joseph@codesourcery.com>
4751 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
4753 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
4755 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
4756 logical and signext.
4758 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
4761 * config/sh/predicates.md (arith_operand): Check if the operand
4762 of TRUNCATE is a REG.
4764 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4766 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4767 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4769 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4771 * tree-iterator.c (tsi_split_statement_list_after,
4772 tsi_split_statement_list_before): Remove.
4773 * tree-iterator.h: Remove the prototypes for
4774 tsi_split_statement_list_after and tsi_split_statement_list_before.
4776 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4778 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
4779 * tree-ssa-propagate.h: Remove the prototype for
4780 stmt_makes_single_load.
4782 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4784 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
4785 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
4787 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4789 * tree-iterator.c (EXPR_LAST_BODY): Remove.
4791 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4793 * except.c (eh_region_outer_p): Remove.
4794 * except.h: Remove the prototype for eh_region_outer_p.
4796 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4798 * function.c (current_function_assembler_name): Remove.
4799 * function.h: Remove the prototype for
4800 current_function_assembler_name.
4802 2009-04-16 Ian Lance Taylor <iant@google.com>
4804 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
4805 (add_reg_note): Call alloc_reg_note.
4806 * rtl.h (alloc_reg_note): Declare.
4807 * combine.c (try_combine): Use alloc_reg_note.
4808 (recog_for_combine, move_deaths): Likewise.
4809 (distribute_notes): Use alloc_reg_note and add_reg_note.
4810 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
4811 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
4812 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
4814 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
4816 PR rtl-optimization/39762
4817 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
4818 ira_may_move_out_cost): Add comments about way of their usage.
4819 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
4821 * ira-conflicts.c (process_regs_for_copy): Use function
4822 ira_get_register_move_cost instead of global
4823 ira_register_move_cost.
4825 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
4826 color_pass, move_spill_restore, update_curr_costs): Ditto.
4828 * ira-lives.c (process_single_reg_class_operands): Ditto.
4830 * ira-emit.c (emit_move_list): Ditto.
4832 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
4833 (record_reg_classes): Ditto. Use functions
4834 ira_get_register_move_cost and ira_get_may_move_cost instead of
4835 global vars ira_register_move_cost, ira_may_move_out_cost and
4836 ira_may_move_in_cost.
4837 (record_address_regs): Don't call ira_init_register_move_cost.
4838 Use function ira_get_may_move_cost instead of global
4839 ira_may_move_in_cost.
4840 (process_bb_node_for_hard_reg_moves): Use function
4841 ira_get_register_move_cost instead of global ira_register_move_cost.
4842 (ira_costs): Don't call ira_init_register_move_cost.
4844 2009-04-16 Richard Guenther <rguenther@suse.de>
4846 * tree-cfg.c (verify_gimple_assign_binary):
4847 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
4848 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
4849 (create_general_new_stmt): Note that this function is broken.
4851 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4853 * common.opt (fhelp): Add Var(help_flag).
4854 * gcc-plugin.h (plugin_info): Add help.
4855 * plugin.c (plugin_name_args): Add help.
4856 (register_plugin_info): Set plugin->help.
4857 (print_help_one_plugin): New.
4858 (print_plugins_help): New.
4859 * plugin.h (print_plugins_help): New.
4860 * toplev.c (toplev_main): Call print_plugins_help if needed.
4862 2009-04-16 Richard Guenther <rguenther@suse.de>
4864 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
4865 (gimple_ior_addresses_taken_1): New function.
4866 (gimple_ior_addresses_taken): Likewise.
4867 * gimple.h (struct gimple_statement_with_ops_base): Remove
4868 addresses_taken member.
4869 (gimple_ior_addresses_taken): Declare.
4870 (gimple_addresses_taken, gimple_addresses_taken_ptr,
4871 gimple_set_addresses_taken): Remove.
4872 * ipa-reference.c (mark_address): New function.
4873 (scan_stmt_for_static_refs): Use it for marking addresses taken.
4874 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
4875 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
4876 (gimple_add_to_addresses_taken): Remove.
4877 (get_tmr_operands): Call mark_address_taken.
4878 (get_asm_expr_operands): Likewise.
4879 (get_expr_operands): Likewise.
4880 (build_ssa_operands): Do not clear the addresses_taken bitmap.
4881 (free_stmt_operands): Do not free it.
4882 * tree-ssa.c (delete_tree_ssa): Likewise.
4883 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
4885 2009-04-16 Richard Guenther <rguenther@suse.de>
4887 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
4888 (walk_stmt_load_store_ops): Likewise.
4889 * gimple.c (get_base_loadstore): New function.
4890 (walk_stmt_load_store_addr_ops): Likewise.
4891 (walk_stmt_load_store_ops): Likewise.
4892 * ipa-pure-const.c (check_op): Simplify.
4893 (check_load, check_store): New functions.
4894 (check_stmt): Use walk_stmt_load_store_ops.
4895 * ipa-reference.c (mark_load): Adjust signature.
4896 (mark_store): Likewise.
4897 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
4899 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4901 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
4903 * opts.c (common_handle_option): Don't call print_version.
4904 * plugin.c (plugin_name_args): Add version.
4905 (register_plugin_info): New.
4906 (register_callback): Handle PLUGIN_INFO.
4907 (try_init_one_plugin): New.
4908 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
4910 (finalize_one_plugin): New.
4911 (finalize_plugins): New.
4912 (print_one_plugin): New.
4913 (print_plugins_versions): New.
4914 * plugin.h (print_plugins_versions): New.
4915 (finalize_plugins): New.
4916 * toplev.c (compile_file): Don't call initialize_plugins.
4917 (print_version): Call print_plugins_versions.
4918 (toplev_main): Call initialize_plugins. Print version if needed.
4919 Call finalize_plugins.
4921 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4923 * common.opt (fversion): New.
4924 * gcc.c (print_version): New.
4925 (process_command): Don't print the version. Just set print_version.
4926 (main): Print version. Call subprocesses if print_version and
4927 verbose_flag are set.
4928 * opts.c (common_handle_option): Handle OPT_fversion.
4930 2009-04-16 Richard Guenther <rguenther@suse.de>
4931 Ira Rosen <irar@il.ibm.com>
4933 PR tree-optimization/39698
4934 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
4935 type of the reduction variable. Only generate the def if
4938 * omp-low.c (expand_omp_for_generic): When converting to a pointer
4939 make sure to first convert to an integer of the same precision.
4940 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
4941 the type of the evolution correctly in computing the new
4942 induction variable base.
4944 2009-04-16 Richard Guenther <rguenther@suse.de>
4947 * tree-cfg.c (make_blocks): Split statements with to-be
4948 abnormal SSA names on the lhs.
4950 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
4952 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
4953 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
4954 * c-typeck.c (really_start_incremental_init): Likewise.
4955 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
4956 (TARGET_INITIALIZER): Remove it.
4957 * target.h (struct target): Remove vector_opaque_p.
4958 * tree.c (build_opaque_vector_type): New.
4959 * tree.h (TYPE_VECTOR_OPAQUE): New.
4960 (build_opaque_vector_type): Declare.
4961 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
4962 * config/rs6000/rs6000.c (build_opaque_vector_type,
4963 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
4964 (rs6000_init_builtins): Use build_opaque_vector_type for
4965 opaque_V4SI_type_node.
4967 2009-04-15 Catherine Moore <clm@codesourcery.com>
4969 * debug.h (set_name): Declare.
4970 * dwarf2out.c (dwarf2out_set_name): Declare.
4971 (dwarf2_debug_hooks): Add set_name.
4972 (find_AT_string): New.
4973 (add_AT_string): Call find_AT_string.
4974 (dwarf2out_set_name): New.
4975 * cp/decl.c (grokdeclarator): Call set_name.
4976 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
4977 * debug.c (do_nothing_debug_hooks): Likewise.
4978 * dbxout.c (dbx_debug_hooks): Likewise.
4979 * sdbout.c (sdb_debug_hooks): Likewise.
4981 2009-04-15 Michael Eager <eager@eagercon.com>
4983 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
4984 reg for single-precision FPU.
4985 * config/rs6000/rs6000.md (movsi_internal1): Only for
4987 (movsi_internal1_single): New. Add pattern to move SI values to/from
4988 single-precision FP regs.
4990 2009-04-15 Richard Guenther <rguenther@suse.de>
4992 * omp-low.c (lower_rec_input_clauses): Build correct address
4994 (expand_omp_for_generic): Fix multiplication type.
4995 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
4996 (generate_memset_zero): Fix types.
4997 * tree-profile.c (prepare_instrumented_value): Correctly
5000 2009-04-15 Ian Lance Taylor <iant@google.com>
5002 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
5003 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
5004 for -Wall and for -Wc++-compat.
5005 (c_common_post_options): For C++, set warn_enum_compare if not
5007 * c-tree.h (struct c_expr): Add field original_type.
5008 (build_external_ref): Update declaration.
5009 * c-parser.c (c_parser_braced_init): Set original_type.
5010 (c_parser_initelt): Likewise.
5011 (c_parser_expr_no_commas): Likewise.
5012 (c_parser_conditional_expression): Likewise.
5013 (c_parser_cast_expression): Likewise.
5014 (c_parser_unary_expression): Likewise. Pull setting of
5015 original_code to top of function.
5016 (c_parser_sizeof_expression): Set original_type.
5017 (c_parser_alignof_expression): Likewise.
5018 (c_parser_postfix_expression): Likewise. Pull setting of
5019 original_code to top of function.
5020 (c_parser_postfix_expression_after_paren_type): Set original_type.
5021 (c_parser_postfix_expression_after_primary): Likewise.
5022 (c_parser_expression): Likewise.
5023 * c-typeck.c (build_external_ref): Add type parameter. Change all
5025 (c_expr_sizeof_expr): Set original_type field.
5026 (parser_build_unary_op): Likewise.
5027 (parser_build_binary_op): Likewise. Optionally warn about
5028 comparisons of enums of different types.
5029 (digest_init): Set original_type field.
5030 (really_start_incremental_init): Likewise.
5031 (push_init_level, pop_init_level): Likewise.
5032 * doc/invoke.texi (Warning Options): -Wenum-compare now
5035 2009-04-15 Richard Guenther <rguenther@suse.de>
5037 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
5038 out a necessary conversion.
5039 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
5040 names we didn't value number.
5041 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
5043 2009-04-15 Richard Guenther <rguenther@suse.de>
5045 PR tree-optimization/39764
5046 * tree-ssa-ccp.c (get_value): Canonicalize value with
5047 canonicalize_float_value.
5049 2009-04-15 Jan Hubicka <jh@suse.cz>
5051 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
5052 Wrong version of patch.
5054 2009-04-15 Jan Hubicka <jh@suse.cz>
5056 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
5058 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
5060 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
5061 our distinct integral and vector types.
5063 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
5065 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
5066 * init.c (build_vtbl_address): Remove call to assemble_external.
5068 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
5070 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
5071 output for other floating point modes.
5073 2009-04-14 Diego Novillo <dnovillo@google.com>
5075 * diagnostic.c (diagnostic_report_diagnostic): Do not
5076 warn about loaded plugins for DK_ERROR and DK_WARNING.
5077 * c-decl.c (declspecs_add_type): Move call to
5078 invoke_plugin_callbacks ...
5079 * c-parser.c (c_parser_declspecs): ... here.
5080 * plugin.c (dump_active_plugins): Tidy output.
5082 2009-04-14 Diego Novillo <dnovillo@google.com>
5083 Le-Chun Wu <lcwu@google.com>
5085 * configure.ac: Add --enable-plugin support.
5086 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
5087 * Makefile.in (PLUGIN_H): Define.
5088 Export ENABLE_PLUGIN and GMPINC to site.exp.
5089 Add PLUGINLIBS to link command.
5090 Add/modify dependencies for plugin.o and files including plugin.h.
5092 * config.in: Regenerate.
5094 * opts.c (common_handle_option): Handle OPT_fplugin_ and
5097 2009-04-14 Le-Chun Wu <lcwu@google.com>
5099 * tree-pass.h (register_one_dump_file): Add a prototype for
5100 register_one_dump_file.
5101 * toplev.c (compile_file): Call initialize_plugins.
5102 (do_compile): Call invoke_plugin_callbacks.
5103 (toplev_main): Call invoke_plugin_callbacks.
5104 * common.opt: Add -fplugin= and -fplugin-arg-.
5105 * gcc-plugin.h: New public header file for plugins to include.
5106 * plugin.c: New source file.
5107 * plugin.h: New internal header file.
5108 * passes.c (register_one_dump_file): Make it external.
5110 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
5112 2009-04-14 Diego Novillo <dnovillo@google.com>
5114 * doc/plugins.texi: New.
5115 * doc/gccint.texi: Add reference to Plugins chapter.
5116 * doc/invoke.texi: Document -fplugin and -fplugin-arg
5117 * diagnostic.c (diagnostic_report_diagnostic): Warn about
5118 loaded plugins, if any.
5119 * timevar.def (TV_PLUGIN_INIT): Define.
5120 (TV_PLUGIN_RUN): Define.
5121 * plugin.c: Include timevar.h
5122 (plugins_active_p): New.
5123 (dump_active_plugins): New.
5124 (debug_active_plugins): New.
5126 2009-04-14 Joseph Myers <joseph@codesourcery.com>
5128 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
5130 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
5132 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
5134 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
5135 the same as a minus without a shift.
5137 2009-04-14 Nick Clifton <nickc@redhat.com>
5139 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
5140 comparisons with small integers will always produce a short
5143 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
5146 2008-12-19 Diego Novillo <dnovillo@google.com>
5148 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
5150 2009-04-14 Richard Guenther <rguenther@suse.de>
5152 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
5154 (verify_gimple_assign_binary): Likewise. Handle shifts and
5156 (verify_gimple_phi): Print the mismatched argument position.
5157 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5159 (vect_update_init_of_dr): Likewise.
5160 * matrix-reorg.c (transform_access_sites): Do what the
5162 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
5164 2009-04-13 Michael Eager <eager@eagercon.com>
5166 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
5167 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
5168 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
5169 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
5170 remove duplicate config
5172 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5174 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
5175 file_name:line_number type locator of the call site.
5177 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
5179 * genautomata.c: Put blank after comma.
5180 (automaton_decls): New.
5181 (struct unit_usage): Add comments to member next.
5182 (store_alt_unit_usage): Keep the list ordered.
5183 (unit_present_on_list_p, equal_alternatives_p): New.
5184 (check_regexp_units_distribution): Check units distribution
5185 correctness correctly.
5186 (main): Don't write automata if error is found. Return correct
5189 * config/m68k/cf.md (cfv4_ds): Remove.
5190 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
5191 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
5193 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
5194 power4-load-ext, power4-store, power4-store-update,
5195 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
5196 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
5197 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
5198 power4-sqrt, power4-isync): Modify reservation to make correct
5199 unit distribution to automata.
5201 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
5202 power5-store-update, power5-two, power5-three, power5-lmul,
5203 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
5205 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
5207 * except.c (pass_set_nothrow_function_flags): Set name and add
5209 (set_nothrow_function_flags): Mention in the dump file when
5210 changing a function to nothrow.
5212 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
5215 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
5216 instead of unsigned long.
5218 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5220 * config/arm/arm.c (return_used_this_function): Remove.
5221 (arm_output_function_prologue): Remove use of
5222 return_used_this_function.
5223 (output_return_instruction): Replace use of
5224 return_used_this_function
5225 by cfun->machine->return_used_this_function.
5226 (arm_output_epilogue): Likewise.
5227 (arm_output_function_epilogue): Likewise.
5228 (thumb_unexpanded_epilogue): Likewise.
5229 * config/arm/arm.h (struct machine_function):
5230 New member return_used_this_function.
5232 2009-04-12 Mark Mitchell <mark@codesourcery.com>
5234 * doc/install.texi: Correct description of default directory for
5235 --with-gxx-include-dir.
5237 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
5239 * fold-const.c (build_range_check): Properly deal with enumeral and
5242 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
5244 * doc/invoke.texi (max_gcse_passes): Remove documentation.
5245 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
5246 * params.h (MAX_GCSE_PASSES): Remove.
5247 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
5248 in sequence. Remove ability to run multiple passes.
5249 (bypass_jumps): Report run as third CPROP pass.
5251 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
5254 * except.c (can_throw_external): Look at each insn in a SEQUENCE
5255 when deciding whether the whole SEQUENCE can throw.
5257 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
5260 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
5261 offseted label references.
5263 2009-04-11 Jan Hubicka <jh@suse.cz>
5265 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
5267 2009-04-11 Richard Guenther <rguenther@suse.de>
5270 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
5271 return variables as TREE_ADDRESSABLE.
5273 2009-04-11 Richard Guenther <rguenther@suse.de>
5275 PR tree-optimization/39713
5276 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
5277 reference trees have SSA_NAME operands.
5279 2009-04-11 Richard Guenther <rguenther@suse.de>
5282 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
5283 address expressions.
5285 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
5287 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
5288 match changes in Cygwin 1.7
5289 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
5290 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
5292 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5294 PR tree-optimization/39701
5295 * doc/invoke.texi (Optimization Options): Document change in
5296 meaning and initialization of -fdelete-null-pointer-checks.
5298 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5301 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
5303 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
5306 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
5308 2009-04-10 Chao-ying Fu <fu@mips.com>
5310 * doc/tm.texi (Instruction Output): Document
5311 TARGET_ASM_FINAL_POSTSCAN_INSN.
5312 * target.h (final_postscan_insn): New field in asm_out.
5313 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5314 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
5315 * final.c (final_scan_insn): Call
5316 targetm.asm_out.final_postscan_insn after outputting
5317 an asm macro and a normal instruction.
5319 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
5320 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
5321 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
5322 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
5323 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5325 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5328 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
5329 variables as non-NULL even with -fdelete-null-pointer-checks.
5331 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5333 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
5335 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
5338 * config/i386/i386.c (classify_argument): Handle SCmode with
5339 (bit_offset % 64) != 0.
5341 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
5343 * doc/invoke.texi (Optimize Options): Add cross-reference to
5344 -Q --help=optimizers examples.
5346 2009-04-10 Ben Elliston <bje@au.ibm.com>
5349 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
5350 regalign for the reg == fpr and TDmode case.
5352 2009-04-09 David Ayers <ayers@fsfe.org>
5355 * objc/objc-act.c (warn_with_method): Remove helper function.
5356 (check_duplicates): Call warning and inform directly.
5357 (really_start_method): Likewise.
5359 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5361 * expmed.c (expand_divmod): Always use a comparison for a division
5362 by a large unsigned integer.
5364 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
5365 for things others than variables or functions as nonzero.
5367 2009-04-09 Nick Clifton <nickc@redhat.com>
5369 * unwind-compat.c: Change copyright header to refer to version
5370 3 of the GNU General Public License with version 3.1 of the
5371 GCC Runtime Library Exception and to point readers at the
5372 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
5373 * config/alpha/crtfastmath.c: Likewise.
5374 * config/alpha/linux-unwind.h: Likewise.
5375 * config/alpha/qrnnd.asm: Likewise.
5376 * config/alpha/vms-crt0-64.c: Likewise.
5377 * config/alpha/vms-crt0.c: Likewise.
5378 * config/alpha/vms-dwarf2.asm: Likewise.
5379 * config/alpha/vms-dwarf2eh.asm: Likewise.
5380 * config/alpha/vms-psxcrt0-64.c: Likewise.
5381 * config/alpha/vms-psxcrt0.c: Likewise.
5382 * config/alpha/vms_tramp.asm: Likewise.
5383 * config/arc/initfini.c: Likewise.
5384 * config/arc/lib1funcs.asm: Likewise.
5385 * config/arm/bpabi-v6m.S: Likewise.
5386 * config/arm/bpabi.S: Likewise.
5387 * config/arm/bpabi.c: Likewise.
5388 * config/arm/crti.asm: Likewise.
5389 * config/arm/crtn.asm: Likewise.
5390 * config/arm/ieee754-df.S: Likewise.
5391 * config/arm/ieee754-sf.S: Likewise.
5392 * config/arm/lib1funcs.asm: Likewise.
5393 * config/arm/libunwind.S: Likewise.
5394 * config/arm/linux-atomic.c: Likewise.
5395 * config/arm/mmintrin.h: Likewise.
5396 * config/arm/pr-support.c: Likewise.
5397 * config/arm/unaligned-funcs.c: Likewise.
5398 * config/arm/unwind-arm.c: Likewise.
5399 * config/arm/unwind-arm.h: Likewise.
5400 * config/avr/libgcc.S: Likewise.
5401 * config/bfin/crti.s: Likewise.
5402 * config/bfin/crtlibid.s: Likewise.
5403 * config/bfin/crtn.s: Likewise.
5404 * config/bfin/lib1funcs.asm: Likewise.
5405 * config/bfin/linux-unwind.h: Likewise.
5406 * config/cris/arit.c: Likewise.
5407 * config/cris/cris_abi_symbol.c: Likewise.
5408 * config/darwin-64.c: Likewise.
5409 * config/darwin-crt2.c: Likewise.
5410 * config/darwin-crt3.c: Likewise.
5411 * config/darwin.h: Likewise.
5412 * config/dbxelf.h: Likewise.
5413 * config/dfp-bit.c: Likewise.
5414 * config/dfp-bit.h: Likewise.
5415 * config/elfos.h: Likewise.
5416 * config/fixed-bit.c: Likewise.
5417 * config/fixed-bit.h: Likewise.
5418 * config/fp-bit.c: Likewise.
5419 * config/fp-bit.h: Likewise.
5420 * config/fr30/crti.asm: Likewise.
5421 * config/fr30/crtn.asm: Likewise.
5422 * config/fr30/lib1funcs.asm: Likewise.
5423 * config/freebsd-spec.h: Likewise.
5424 * config/frv/cmovd.c: Likewise.
5425 * config/frv/cmovh.c: Likewise.
5426 * config/frv/cmovw.c: Likewise.
5427 * config/frv/frvbegin.c: Likewise.
5428 * config/frv/frvend.c: Likewise.
5429 * config/frv/lib1funcs.asm: Likewise.
5430 * config/glibc-stdint.h: Likewise.
5431 * config/h8300/clzhi2.c: Likewise.
5432 * config/h8300/crti.asm: Likewise.
5433 * config/h8300/crtn.asm: Likewise.
5434 * config/h8300/ctzhi2.c: Likewise.
5435 * config/h8300/fixunssfsi.c: Likewise.
5436 * config/h8300/lib1funcs.asm: Likewise.
5437 * config/h8300/parityhi2.c: Likewise.
5438 * config/h8300/popcounthi2.c: Likewise.
5439 * config/i386/ammintrin.h: Likewise.
5440 * config/i386/att.h: Likewise.
5441 * config/i386/avxintrin.h: Likewise.
5442 * config/i386/biarch64.h: Likewise.
5443 * config/i386/bmmintrin.h: Likewise.
5444 * config/i386/cpuid.h: Likewise.
5445 * config/i386/cross-stdarg.h: Likewise.
5446 * config/i386/crtfastmath.c: Likewise.
5447 * config/i386/crtprec.c: Likewise.
5448 * config/i386/cygming-crtbegin.c: Likewise.
5449 * config/i386/cygming-crtend.c: Likewise.
5450 * config/i386/cygwin.asm: Likewise.
5451 * config/i386/emmintrin.h: Likewise.
5452 * config/i386/gmm_malloc.h: Likewise.
5453 * config/i386/gthr-win32.c: Likewise.
5454 * config/i386/i386.h: Likewise.
5455 * config/i386/immintrin.h: Likewise.
5456 * config/i386/linux-unwind.h: Likewise.
5457 * config/i386/linux64.h: Likewise.
5458 * config/i386/mm3dnow.h: Likewise.
5459 * config/i386/mmintrin-common.h: Likewise.
5460 * config/i386/mmintrin.h: Likewise.
5461 * config/i386/nmmintrin.h: Likewise.
5462 * config/i386/pmm_malloc.h: Likewise.
5463 * config/i386/pmmintrin.h: Likewise.
5464 * config/i386/smmintrin.h: Likewise.
5465 * config/i386/sol2-c1.asm: Likewise.
5466 * config/i386/sol2-ci.asm: Likewise.
5467 * config/i386/sol2-cn.asm: Likewise.
5468 * config/i386/sol2-gc1.asm: Likewise.
5469 * config/i386/tmmintrin.h: Likewise.
5470 * config/i386/unix.h: Likewise.
5471 * config/i386/w32-unwind.h: Likewise.
5472 * config/i386/wmmintrin.h: Likewise.
5473 * config/i386/x86-64.h: Likewise.
5474 * config/i386/x86intrin.h: Likewise.
5475 * config/i386/xmmintrin.h: Likewise.
5476 * config/ia64/crtbegin.asm: Likewise.
5477 * config/ia64/crtend.asm: Likewise.
5478 * config/ia64/crtfastmath.c: Likewise.
5479 * config/ia64/crti.asm: Likewise.
5480 * config/ia64/crtn.asm: Likewise.
5481 * config/ia64/fde-glibc.c: Likewise.
5482 * config/ia64/lib1funcs.asm: Likewise.
5483 * config/ia64/linux-unwind.h: Likewise.
5484 * config/ia64/quadlib.c: Likewise.
5485 * config/ia64/unwind-ia64.c: Likewise.
5486 * config/linux.h: Likewise.
5487 * config/m32c/m32c-lib1.S: Likewise.
5488 * config/m32c/m32c-lib2-trapv.c: Likewise.
5489 * config/m32c/m32c-lib2.c: Likewise.
5490 * config/m32r/initfini.c: Likewise.
5491 * config/m68hc11/larith.asm: Likewise.
5492 * config/m68hc11/m68hc11-crt0.S: Likewise.
5493 * config/m68k/cf.md: Likewise.
5494 * config/m68k/crti.s: Likewise.
5495 * config/m68k/crtn.s: Likewise.
5496 * config/m68k/lb1sf68.asm: Likewise.
5497 * config/m68k/linux-unwind.h: Likewise.
5498 * config/mcore/crti.asm: Likewise.
5499 * config/mcore/crtn.asm: Likewise.
5500 * config/mcore/lib1.asm: Likewise.
5501 * config/mips/linux-unwind.h: Likewise.
5502 * config/mips/loongson.h: Likewise.
5503 * config/mips/mips16.S: Likewise.
5504 * config/mmix/crti.asm: Likewise.
5505 * config/mmix/crtn.asm: Likewise.
5506 * config/pa/fptr.c: Likewise.
5507 * config/pa/hpux-unwind.h: Likewise.
5508 * config/pa/lib2funcs.asm: Likewise.
5509 * config/pa/linux-atomic.c: Likewise.
5510 * config/pa/linux-unwind.h: Likewise.
5511 * config/pa/milli64.S: Likewise.
5512 * config/pa/quadlib.c: Likewise.
5513 * config/pa/stublib.c: Likewise.
5514 * config/picochip/libgccExtras/adddi3.asm: Likewise.
5515 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
5516 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
5517 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
5518 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
5519 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
5520 * config/picochip/libgccExtras/divmod15.asm: Likewise.
5521 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
5522 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
5523 * config/picochip/libgccExtras/longjmp.asm: Likewise.
5524 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
5525 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
5526 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
5527 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
5528 * config/picochip/libgccExtras/setjmp.asm: Likewise.
5529 * config/picochip/libgccExtras/subdi3.asm: Likewise.
5530 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
5531 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
5532 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
5533 * config/rs6000/750cl.h: Likewise.
5534 * config/rs6000/altivec.h: Likewise.
5535 * config/rs6000/biarch64.h: Likewise.
5536 * config/rs6000/crtresfpr.asm: Likewise.
5537 * config/rs6000/crtresgpr.asm: Likewise.
5538 * config/rs6000/crtresxfpr.asm: Likewise.
5539 * config/rs6000/crtresxgpr.asm: Likewise.
5540 * config/rs6000/crtsavfpr.asm: Likewise.
5541 * config/rs6000/crtsavgpr.asm: Likewise.
5542 * config/rs6000/darwin-asm.h: Likewise.
5543 * config/rs6000/darwin-fallback.c: Likewise.
5544 * config/rs6000/darwin-fpsave.asm: Likewise.
5545 * config/rs6000/darwin-ldouble.c: Likewise.
5546 * config/rs6000/darwin-tramp.asm: Likewise.
5547 * config/rs6000/darwin-unwind.h: Likewise.
5548 * config/rs6000/darwin-vecsave.asm: Likewise.
5549 * config/rs6000/darwin-world.asm: Likewise.
5550 * config/rs6000/e500crtres32gpr.asm: Likewise.
5551 * config/rs6000/e500crtres64gpr.asm: Likewise.
5552 * config/rs6000/e500crtres64gprctr.asm: Likewise.
5553 * config/rs6000/e500crtrest32gpr.asm: Likewise.
5554 * config/rs6000/e500crtrest64gpr.asm: Likewise.
5555 * config/rs6000/e500crtresx32gpr.asm: Likewise.
5556 * config/rs6000/e500crtresx64gpr.asm: Likewise.
5557 * config/rs6000/e500crtsav32gpr.asm: Likewise.
5558 * config/rs6000/e500crtsav64gpr.asm: Likewise.
5559 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
5560 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
5561 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
5562 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
5563 * config/rs6000/eabi-ci.asm: Likewise.
5564 * config/rs6000/eabi-cn.asm: Likewise.
5565 * config/rs6000/eabi.asm: Likewise.
5566 * config/rs6000/linux-unwind.h: Likewise.
5567 * config/rs6000/linux64.h: Likewise.
5568 * config/rs6000/paired.h: Likewise.
5569 * config/rs6000/paired.md: Likewise.
5570 * config/rs6000/ppc64-fp.c: Likewise.
5571 * config/rs6000/ppu_intrinsics.h: Likewise.
5572 * config/rs6000/rs6000.h: Likewise.
5573 * config/rs6000/si2vmx.h: Likewise.
5574 * config/rs6000/sol-ci.asm: Likewise.
5575 * config/rs6000/sol-cn.asm: Likewise.
5576 * config/rs6000/spe.h: Likewise.
5577 * config/rs6000/spu2vmx.h: Likewise.
5578 * config/rs6000/sysv4.h: Likewise.
5579 * config/rs6000/tramp.asm: Likewise.
5580 * config/rs6000/vec_types.h: Likewise.
5581 * config/s390/linux-unwind.h: Likewise.
5582 * config/s390/tpf-unwind.h: Likewise.
5583 * config/score/crti.asm: Likewise.
5584 * config/score/crtn.asm: Likewise.
5585 * config/sh/crt1.asm: Likewise.
5586 * config/sh/crti.asm: Likewise.
5587 * config/sh/crtn.asm: Likewise.
5588 * config/sh/divtab-sh4-300.c: Likewise.
5589 * config/sh/divtab-sh4.c: Likewise.
5590 * config/sh/divtab.c: Likewise.
5591 * config/sh/lib1funcs-4-300.asm: Likewise.
5592 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
5593 * config/sh/lib1funcs.asm: Likewise.
5594 * config/sh/lib1funcs.h: Likewise.
5595 * config/sh/linux-atomic.asm: Likewise.
5596 * config/sh/linux-unwind.h: Likewise.
5597 * config/sh/shmedia.h: Likewise.
5598 * config/sh/sshmedia.h: Likewise.
5599 * config/sh/ushmedia.h: Likewise.
5600 * config/sparc/crtfastmath.c: Likewise.
5601 * config/sparc/linux-unwind.h: Likewise.
5602 * config/sparc/sol2-c1.asm: Likewise.
5603 * config/sparc/sol2-ci.asm: Likewise.
5604 * config/sparc/sol2-cn.asm: Likewise.
5605 * config/spu/divmodti4.c: Likewise.
5606 * config/spu/divv2df3.c: Likewise.
5607 * config/spu/float_disf.c: Likewise.
5608 * config/spu/float_unsdidf.c: Likewise.
5609 * config/spu/float_unsdisf.c: Likewise.
5610 * config/spu/float_unssidf.c: Likewise.
5611 * config/spu/mfc_multi_tag_release.c: Likewise.
5612 * config/spu/mfc_multi_tag_reserve.c: Likewise.
5613 * config/spu/mfc_tag_release.c: Likewise.
5614 * config/spu/mfc_tag_reserve.c: Likewise.
5615 * config/spu/mfc_tag_table.c: Likewise.
5616 * config/spu/multi3.c: Likewise.
5617 * config/spu/spu_internals.h: Likewise.
5618 * config/spu/spu_intrinsics.h: Likewise.
5619 * config/spu/spu_mfcio.h: Likewise.
5620 * config/spu/vec_types.h: Likewise.
5621 * config/spu/vmx2spu.h: Likewise.
5622 * config/stormy16/stormy16-lib2.c: Likewise.
5623 * config/svr4.h: Likewise.
5624 * config/sync.c: Likewise.
5625 * config/v850/lib1funcs.asm: Likewise.
5626 * config/vxlib-tls.c: Likewise.
5627 * config/vxlib.c: Likewise.
5628 * config/vxworks-dummy.h: Likewise.
5629 * config/xtensa/crti.asm: Likewise.
5630 * config/xtensa/crtn.asm: Likewise.
5631 * config/xtensa/ieee754-df.S: Likewise.
5632 * config/xtensa/ieee754-sf.S: Likewise.
5633 * config/xtensa/lib1funcs.asm: Likewise.
5634 * config/xtensa/lib2funcs.S: Likewise.
5635 * config/xtensa/linux-unwind.h: Likewise.
5636 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
5637 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
5638 * coretypes.h: Likewise.
5639 * crtstuff.c: Likewise.
5640 * defaults.h: Likewise.
5641 * dwarf2.h: Likewise.
5642 * emutls.c: Likewise.
5643 * gbl-ctors.h: Likewise.
5644 * gcov-io.h: Likewise.
5645 * ginclude/float.h: Likewise.
5646 * ginclude/iso646.h: Likewise.
5647 * ginclude/stdarg.h: Likewise.
5648 * ginclude/stdbool.h: Likewise.
5649 * ginclude/stddef.h: Likewise.
5650 * ginclude/stdfix.h: Likewise.
5651 * ginclude/stdint-gcc.h: Likewise.
5652 * ginclude/tgmath.h: Likewise.
5653 * gthr-aix.h: Likewise.
5654 * gthr-dce.h: Likewise.
5655 * gthr-gnat.c: Likewise.
5656 * gthr-gnat.h: Likewise.
5657 * gthr-lynx.h: Likewise.
5658 * gthr-mipssde.h: Likewise.
5659 * gthr-nks.h: Likewise.
5660 * gthr-posix.c: Likewise.
5661 * gthr-posix.h: Likewise.
5662 * gthr-posix95.h: Likewise.
5663 * gthr-rtems.h: Likewise.
5664 * gthr-single.h: Likewise.
5665 * gthr-solaris.h: Likewise.
5666 * gthr-tpf.h: Likewise.
5667 * gthr-vxworks.h: Likewise.
5668 * gthr-win32.h: Likewise.
5670 * libgcc2.c: Likewise.
5671 * libgcc2.h: Likewise.
5672 * libgcov.c: Likewise.
5673 * tsystem.h: Likewise.
5674 * typeclass.h: Likewise.
5675 * unwind-c.c: Likewise.
5676 * unwind-compat.h: Likewise.
5677 * unwind-dw2-fde-compat.c: Likewise.
5678 * unwind-dw2-fde-darwin.c: Likewise.
5679 * unwind-dw2-fde-glibc.c: Likewise.
5680 * unwind-dw2-fde.c: Likewise.
5681 * unwind-dw2-fde.h: Likewise.
5682 * unwind-dw2.c: Likewise.
5683 * unwind-dw2.h: Likewise.
5684 * unwind-generic.h: Likewise.
5685 * unwind-pe.h: Likewise.
5686 * unwind-sjlj.c: Likewise.
5687 * unwind.inc: Likewise.
5688 * config/arm/neon-gen.ml: Change generated copyright header to
5689 refer to version 3 of the GNU General Public License with
5690 version 3.1 of the GCC Runtime Library Exception and to point
5691 readers at the COPYING3 and COPYING3.RUNTIME files and the
5692 FSF's license web page.
5693 * config/arm/arm_neon.h: Regenerate.
5695 2009-04-09 Jakub Jelinek <jakub@redhat.com>
5697 * config/cris/cris.md: Change copyright header to refer to version
5698 3 of the GNU General Public License.
5699 * doc/install.texi2html: Change copyright header to refer to version
5700 3 of the GNU General Public License and to point readers at the
5701 COPYING3 file and the FSF's license web page.
5702 * config/vax/linux.h: Likewise.
5704 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5706 * config/i386/i386.md (cmpcc): New.
5707 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
5708 (sync_compare_and_swap_cc*): Delete.
5710 * config/s390/s390.c (s390_compare_emitted): Remove.
5711 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
5712 s390_compare_emitted used to be handled. Assert that modes match.
5713 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
5714 refer to sync_compare_and_swap_ccsi.
5715 * config/s390/s390.h (s390_compare_emitted): Remove.
5716 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
5717 instead of s390_compare_emitted.
5718 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
5719 instead of s390_compare_emitted.
5720 * config/s390/s390.md (cmpcc): New.
5721 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
5722 CC_REGNUM, do not pretend it's set.
5723 (sync_compare_and_swap_cc*): Delete.
5724 * config/s390/predicates.md (cc_reg_operand): New.
5726 * expr.c (sync_compare_and_swap_cc): Delete.
5727 * optabs.h (sync_compare_and_swap_cc): Delete.
5728 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
5729 is being used with can_compare_p.
5730 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
5732 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
5733 look for a MODE_CC set instead. Use emit_store_flag.
5734 (expand_compare_and_swap_loop): Likewise, with some additional
5735 complication to avoid a force_reg when useless. Use
5736 emit_cmp_and_jump_insns.
5737 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
5738 * doc/md.texi (sync_compare_and_swap_cc): Merge with
5739 sync_compare_and_swap documentation.
5741 2009-04-09 Jan Hubicka <jh@suse.cz>
5743 * except.c (find_prev_try): Break out from ....
5744 (duplicate_eh_regions): ... here; properly update prev_try pointers
5745 when duplication part of tree.
5746 (dump_eh_tree): Improve dumping.
5747 (verify_eh_region): New.
5748 (verify_eh_tree): Use it.
5750 2009-04-06 Richard Guenther <rguenther@suse.de>
5752 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
5753 &ARRAY addresses by adjusting their types and prepending
5755 * tree-cfg.c (verify_gimple_assign_single): Verify that
5756 addresses are correct.
5758 2009-04-09 Richard Guenther <rguenther@suse.de>
5760 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
5761 indices into an array reference if possible.
5762 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5763 Fold POINTER_PLUS_EXPR statements with invariant address.
5765 2009-04-09 Alan Modra <amodra@bigpond.net.au>
5768 * config.gcc (powerpc64-*-linux*): Always build biarch.
5770 2009-04-09 Joseph Myers <joseph@codesourcery.com>
5773 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
5774 it and pedwarn if this results in an INTEGER_CST.
5776 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5778 * doc/install.texi: Update minimum GMP version. Remove obsolete
5779 text in MPFR section.
5781 2009-04-08 Jakub Jelinek <jakub@redhat.com>
5783 * dwarf2out.c (class_scope_p): New static inline.
5784 (class_or_namespace_scope_p): Use it.
5785 (gen_variable_die): Use DW_TAG_member tag for static data member
5786 declarations instead of DW_TAG_variable.
5789 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
5792 2009-04-08 Richard Guenther <rguenther@suse.de>
5794 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
5795 valueize random data.
5797 2009-04-08 David Edelsohn <edelsohn@gnu.org>
5799 * config.gcc (aix tm_file): Add aix-stdint.h.
5800 (aix tm clause use_gcc_stdint): Set to wrap.
5801 * config/rs6000/aix-stdint.h: New file.
5803 2009-04-08 Richard Guenther <rguenther@suse.de>
5806 * tree-dfa.c (add_referenced_var): Do not recurse into
5807 global initializers.
5808 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
5810 (fold_const_aggregate_ref): Likewise.
5812 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5814 * recog.c (ordered_comparison_operator): New.
5815 * gensupport.c (std_preds): Add it.
5816 * doc/md.texi (Machine-Independent Predicates): Document it.
5818 2009-04-08 Jan Hubicka <jh@suse.cz>
5820 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
5821 * function.h (rtl_eh): Remove exception_handler_label_map.
5822 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
5823 remove_exception_handler_label, for_each_eh_label_1): Remove.
5824 (rtl_remove_unreachable_regions): Remove.
5825 (convert_from_eh_region_ranges): Do not remove unreachable regions.
5826 (find_exception_handler_labels): Don't build the hashtable.
5827 (maybe_remove_eh_handler): Remove.
5828 (for_each_eh_label): Rewrite to walk the tree.
5829 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
5830 * except.h (maybe_remove_eh_handler): Remove.
5831 * passes.c (init_optimization_passes): Schedule second EH cleanup
5833 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
5834 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
5836 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5838 * genoutput.c (validate_optab_operands): New.
5839 (gen_insn, gen_expand): Call it.
5841 * genflags.c (gen_insn): Detect misused iterators.
5842 (main): Pass line_no to gen_insn, exit with status 1 on error.
5844 * genextract.c (line_no): Make global.
5845 (VEC_safe_set_locstr): Change assertion to error message.
5846 (main): Exit with status 1 on error.
5848 2009-04-08 Joseph Myers <joseph@codesourcery.com>
5852 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5853 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5854 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
5855 * c-convert.c (convert): Do not call fold on results of conversion
5856 functions when the result is a C_MAYBE_CONST_EXPR.
5857 * c-parser.c (c_parser_postfix_expression): Do not fold condition
5858 of __builtin_choose_expr.
5859 * c-typeck.c (remove_c_maybe_const_expr): New.
5860 (build_unary_op, build_conditional_expr, build_compound_expr,
5861 build_binary_op, c_objc_common_truthvalue_conversion): Call
5862 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
5865 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
5867 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
5868 CODE to produce a new one. Add a prototype to use fold_convert_const
5870 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
5873 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
5874 mix declarations and code.
5876 2009-04-08 Ben Elliston <bje@au.ibm.com>
5878 * gcc.c: Replace `CC' with `GCC' throughout.
5880 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
5882 * doc/invoke.texi: Document Atom support.
5884 2009-04-07 Jason Merrill <jason@redhat.com>
5887 * c-common.h, c-common.c: Add flag_pretty_templates.
5888 * c-opts.c (c_common_handle_option): Set it.
5889 * c.opt: Add -fno-pretty-templates.
5890 * doc/invoke.texi (C++ Dialect Options): Likewise.
5892 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
5894 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
5895 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
5896 (ia64_expand_builtin): Likewise.
5898 2009-04-07 Martin Jambor <mjambor@suse.cz>
5900 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
5901 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
5902 ADDR_EXPRS are include too.
5904 2009-04-07 Richard Guenther <rguenther@suse.de>
5906 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
5907 decls are only used if passes as parameters or if they are
5908 local statics and the call is not to a builtin.
5909 (call_may_clobber_ref_p_1): Likewise.
5911 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5913 * expr.c (do_store_flag): Remove last argument. Simplify code
5914 to avoid duplication of tests already done by can_compare_p.
5915 (expand_expr_real_1): Adjust caller.
5917 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5919 * optabs.c (can_compare_p): Test the predicate of a
5920 cbranch and cstore pattern.
5922 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5924 * expr.c (convert_move): Use emit_store_flag instead of
5927 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5929 * config/i386/i386.c (ix86_compare_emitted): Remove.
5930 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
5931 ix86_compare_op0 like ix86_compare_emitted used to be handled.
5932 * config/i386/i386.h (ix86_compare_emitted): Remove.
5933 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
5934 instead of ix86_compare_emitted.
5935 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
5937 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
5939 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
5940 Add t-sysroot-suffix to tmake_file.
5941 * config/print-sysroot-suffix.sh: New file.
5942 * config/t-sysroot-suffix: New file.
5944 2009-04-07 Ben Elliston <bje@au.ibm.com>
5946 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
5947 as the latter produces a warning when the target does not support
5950 2009-04-07 Ben Elliston <bje@au.ibm.com>
5952 * dfp.c: Replace type punning assignments with memcpy throughout.
5953 * Makefile.in (dfp.o-warn): Remove.
5955 2009-04-07 Alan Modra <amodra@bigpond.net.au>
5958 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
5959 Include soft-fp/t-softfp after rs6000/t-linux64.
5961 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
5963 * stor-layout.c (set_sizetype): Use the full precision of their
5964 machine mode for bitsize types.
5966 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
5968 * config/i386/i386.md: Revert 2 accidental checkins.
5970 2009-04-06 Joey Ye <joey.ye@intel.com>
5971 Xuepeng Guo <xuepeng.guo@intel.com>
5972 H.J. Lu <hongjiu.lu@intel.com>
5974 Atom pipeline model, tuning and insn selection.
5975 * config.gcc (atom): Add atom config options and target.
5977 * config/i386/atom.md: New.
5979 * config/i386/i386.c (atom_cost): New cost.
5980 (m_ATOM): New macro flag.
5981 (initial_ix86_tune_features): Set m_ATOM.
5982 (x86_accumulate_outgoing_args): Likewise.
5983 (x86_arch_always_fancy_math_387): Likewise.
5984 (processor_target): Add Atom cost.
5985 (cpu_names): Add Atom cpu name.
5986 (override_options): Set Atom ISA.
5987 (ix86_issue_rate): New case PROCESSOR_ATOM.
5988 (ix86_adjust_cost): Likewise.
5990 * config/i386/i386.h (TARGET_ATOM): New target macro.
5991 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
5992 (TARGET_OPT_AGU): New target option.
5993 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
5994 (processor_type): Add PROCESSOR_ATOM.
5996 * config/i386/i386.md (cpu): Add new value "atom".
5997 (use_carry, movu): New attr.
5998 (atom.md): Include atom.md.
5999 (adddi3_carry_rex64): Set attr "use_carry".
6000 (addqi3_carry): Likewise.
6001 (addhi3_carry): Likewise.
6002 (addsi3_carry): Likewise.
6003 (*addsi3_carry_zext): Likewise.
6004 (subdi3_carry_rex64): Likewise.
6005 (subqi3_carry): Likewise.
6006 (subhi3_carry): Likewise.
6007 (subsi3_carry): Likewise.
6008 (x86_movdicc_0_m1_rex64): Likewise.
6009 (*x86_movdicc_0_m1_se): Likewise.
6010 (x86_movsicc_0_m1): Likewise.
6011 (*x86_movsicc_0_m1_se): Likewise.
6012 (*adddi_1_rex64): Emit add insn as much as possible.
6013 (*addsi_1): Likewise.
6014 (return_internal): Set atom_unit.
6015 (return_internal_long): Likewise.
6016 (return_pop_internal): Likewise.
6017 (*rcpsf2_sse): Set atom_sse_attr attr.
6018 (*qrt<mode>2_sse): Likewise.
6019 (*prefetch_sse): Likewise.
6021 * config/i386/i386-c.c (ix86_target_macros_internal): New case
6023 (ix86_target_macros_internal): Likewise.
6025 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
6026 (*prefetch_sse_rex): Likewise.
6027 (sse_rcpv4sf2): Likewise.
6028 (sse_vmrcpv4sf2): Likewise.
6029 (sse_sqrtv4sf2): Likewise.
6030 (<sse>_vmsqrt<mode>2): Likewise.
6031 (sse_ldmxcsr): Likewise.
6032 (sse_stmxcsr): Likewise.
6033 (*sse_sfence): Likewise.
6034 (sse2_clflush): Likewise.
6035 (*sse2_mfence): Likewise.
6036 (*sse2_lfence): Likewise.
6037 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
6038 (<sse>_movup<ssemodesuffixf2c>): Likewise.
6039 (avx_movdqu<avxmodesuffix>): Likewise.
6040 (avx_lddqu<avxmodesuffix>): Likewise.
6041 (sse2_movntv2di): Change attr "type" to "ssemov".
6042 (sse2_movntsi): Likewise.
6043 (rsqrtv8sf2): Change attr "type" to "sseadd".
6044 (sse3_addsubv2df3): Set attr "atom_unit".
6045 (sse3_h<plusminus_insn>v4sf3): Likewise.
6046 (*sse2_pmaddwd): Likewise.
6047 (*vec_extractv2di_1_rex64): Likewise.
6048 (*vec_extractv2di_1_avx): Likewise.
6049 (sse2_psadbw): Likewise.
6050 (ssse3_phaddwv8hi3): Likewise.
6051 (ssse3_phaddwv4hi3): Likewise.
6052 (ssse3_phadddv4si3): Likewise.
6053 (ssse3_phadddv2si3): Likewise.
6054 (ssse3_phaddswv8hi3): Likewise.
6055 (ssse3_phaddswv4hi3): Likewise.
6056 (ssse3_phsubwv8hi3): Likewise.
6057 (ssse3_phsubwv4hi3): Likewise.
6058 (ssse3_phsubdv4si3): Likewise.
6059 (ssse3_phsubdv2si3): Likewise.
6060 (ssse3_phsubswv8hi3): Likewise.
6061 (ssse3_phsubswv4hi3): Likewise.
6062 (ssse3_pmaddubsw128): Likewise.
6063 (sse3_pmaddubsw: Likewise.
6064 (ssse3_palignrti): Likewise.
6065 (ssse3_palignrdi): Likewise.
6067 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
6069 * doc/install.texi (Specific): Fix two cross-references to MinGW.
6071 2009-04-06 Richard Guenther <rguenther@suse.de>
6073 PR tree-optimization/28868
6074 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
6075 of which PHI results we inserted.
6076 (insert_into_preds_of_block): Record inserted PHIs.
6077 (eliminate): Eliminate redundant PHI nodes.
6078 (init_pre): Init inserted_phi_names.
6080 2009-04-06 Richard Guenther <rguenther@suse.de>
6082 PR tree-optimization/39643
6083 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
6084 IMAGPART_EXPRs of complex constants.
6085 (execute_fold_all_builtins): If we folded a call queue
6086 TODO_update_address_taken.
6088 2009-04-06 Jan Hubicka <jh@suse.cz>
6091 * except.c (remove_unreachable_regions): Propagate may_contain_throw
6094 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
6096 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
6098 (ic_invalidate_array): Likewise.
6100 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
6102 * calls.c (emit_library_call_value_1): Fix a problem with parameter
6103 alignment for library calls.
6105 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
6107 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
6108 (mingw32 tm clause use_gcc_stdint): Set to wrap.
6109 * config/i386/mingw-stdint.h: New file.
6111 2009-04-05 Richard Guenther <rguenther@suse.de>
6113 PR tree-optimization/39648
6114 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
6115 our &A vs. &A[0] IL deficiencies.
6117 2009-04-04 Jan Hubicka <jh@suse.cz>
6119 * except.c (sjlj_find_directly_reachable_regions): Be ready for
6120 removed toplevel regions.
6121 (sjlj_mark_call_sites): Likewise.
6123 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
6125 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
6126 (cygwin tm clause use_gcc_stdint): Set to wrap.
6127 * config/i386/cygwin-stdint.h: New file.
6129 2009-04-04 Richard Guenther <rguenther@suse.de>
6131 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
6132 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
6133 single-argument PHIs if we are in loop-closed SSA form.
6134 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
6135 for the pre-condition.
6136 (slpeel_tree_peel_loop_to_edge): Likewise.
6137 (vect_build_loop_niters): Take an optional sequence to append stmts.
6138 (vect_generate_tmps_on_preheader): Likewise.
6139 (vect_do_peeling_for_loop_bound): Take extra guards for the
6141 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
6142 the cost model check.
6143 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
6144 guards if we are going to peel. Do not apply versioning in that case.
6145 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
6146 (vect_do_peeling_for_loop_bound): Likewise.
6147 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
6148 loop bound only record extra pre-conditions, do not apply loop
6151 2009-04-04 Richard Guenther <rguenther@suse.de>
6153 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
6156 2009-04-04 Jan Hubicka <jh@suse.cz>
6158 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
6159 last_basic_block for size of bb->index indexed array.
6160 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
6161 compute_out, link_btr_uses, build_btr_def_use_webs,
6162 build_btr_def_use_webs, migrate_btr_defs): Likewise.
6164 2009-04-04 Jan Hubicka <jh@suse.cz>
6166 * except.c (remove_eh_handler_and_replace): Break out from ...
6167 (remove_eh_handler): ... here.
6168 (bring_to_root): New function.
6169 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
6170 handled ones, bring others to root of tree.
6172 2009-04-04 Jan Hubicka <jh@suse.cz>
6174 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
6175 (all_phis_safe_to_merge): New function.
6176 (update_info): New structure.
6177 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
6178 (cleanup_empty_eh): Update SSA if possible.
6180 2009-04-04 Richard Guenther <rguenther@suse.de>
6182 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
6183 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
6184 (append_vuse): Likewise.
6186 2009-04-04 Jakub Jelinek <jakub@redhat.com>
6188 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
6189 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
6190 instead of REG_UNSAVED for DW_CFA_undefined.
6191 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
6192 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
6195 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
6198 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
6199 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
6200 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
6202 2009-04-04 Richard Guenther <rguenther@suse.de>
6204 PR tree-optimization/8781
6205 PR tree-optimization/37892
6206 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
6207 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
6208 (valueize_refs): Call it for *& valueizations.
6209 (shared_reference_ops_from_ref): Rename to ...
6210 (valueize_shared_reference_ops_from_ref): ... this and valueize.
6211 (shared_reference_ops_from_call): Rename to ...
6212 (valueize_shared_reference_ops_from_call): ... this and valueize.
6213 (vn_reference_lookup): Update.
6214 (visit_reference_op_call): Likewise.
6215 * tree-ssa-pre.c (phi_translate_1): Fold *&.
6216 (eliminate): Value-replace the call address in call statements.
6218 2009-04-04 Richard Guenther <rguenther@suse.de>
6220 PR tree-optimization/39636
6221 * tree-ssa-forwprop.c
6222 (forward_propagate_addr_into_variable_array_index): Check for
6223 GIMPLE_ASSIGN before accessing the rhs code.
6225 2009-04-03 Jason Merrill <jason@redhat.com>
6227 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
6229 2009-04-03 Steve Ellcey <sje@cup.hp.com>
6231 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
6232 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
6233 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
6234 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
6235 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
6236 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
6237 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
6238 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
6239 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
6240 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
6241 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
6242 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
6243 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
6244 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
6245 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
6246 Use fr_reg_or_fp01_operand instead of fr_register_operand
6248 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
6249 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
6250 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
6252 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
6254 PR rtl-optimization/39607
6255 PR rtl-optimization/39631
6259 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6260 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
6261 instead of DF_LR_OUT.
6262 * ira-lives.c (process_bb_node_lives): Ditto.
6263 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
6264 instead of DF_LR_{OUT,IN}.
6265 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
6266 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
6268 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
6270 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
6271 (execute_lower_omp): Always run but take the short way out if -fopenmp
6273 (gate_lower_omp): Remove, forcing the pass manager to always run the
6274 pass and always set PROP_gimple_lomp.
6275 (pass_lower_omp): Remove gate function.
6276 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
6277 PROP_trees. Instead, require it.
6278 * ipa-cp.c (pass_ipa_cp): Likewise.
6279 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
6280 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
6281 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
6282 and PROP_gimple_leh.
6284 2009-04-03 Richard Guenther <rguenther@suse.de>
6287 PR tree-optimization/23940
6288 PR tree-optimization/33237
6291 PR tree-optimization/36201
6292 PR tree-optimization/36230
6293 PR tree-optimization/38049
6294 PR tree-optimization/38207
6295 PR tree-optimization/38230
6296 PR tree-optimization/38301
6297 PR tree-optimization/38585
6299 PR tree-optimization/38985
6300 PR tree-optimization/39299
6301 * tree-ssa-structalias.h: Remove.
6302 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
6303 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
6304 (struct vuse_element_d): Remove.
6305 (struct vuse_vec_d): Likewise.
6306 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
6307 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
6308 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
6309 VUSE_ELEMENT_VAR): Likewise.
6310 (struct voptype_d): Likewise.
6311 (NUM_VOP_FREE_BUCKETS): Likewise.
6312 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
6313 (struct stmt_operands_d): Remove.
6314 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
6315 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
6316 VDEF_NUM, VDEF_VECT): Likewise.
6317 (copy_virtual_operands): Remove.
6318 (operand_build_cmp): Likewise.
6319 (create_ssa_artificial_load_stmt): Likewise.
6320 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
6321 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
6322 vuse_index and mayuse_index members. Pack and move done and iter_type
6323 members to the front.
6324 (SSA_OP_VMAYUSE): Remove.
6325 (SSA_OP_VIRTUAL_USES): Adjust.
6326 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
6327 (unlink_stmt_vdef): Declare.
6328 (add_to_addressable_set): Remove.
6329 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
6330 (vrp_visit_stmt): Likewise.
6331 * doc/tree-ssa.texi (Alias analysis): Update.
6332 * doc/invoke.texi (max-aliased-vops): Remove docs.
6333 (avg-aliased-vops): Likewise.
6334 * tree-into-ssa.c (syms_to_rename): Remove.
6335 (need_to_update_vops_p): Likewise.
6336 (need_to_initialize_update_ssa_p): Rename to ...
6337 (update_ssa_initialized_fn): ... this. Track function we are
6339 (symbol_marked_for_renaming): Simplify.
6340 (add_new_name_mapping): Do not set need_to_update_vops_p.
6341 (dump_currdefs): Use SYMS_TO_RENAME.
6342 (rewrite_update_stmt): Always walk all uses/defs.
6343 (dump_update_ssa): Adjust.
6344 (init_update_ssa): Take function argument. Track what we are
6346 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
6347 (create_new_def_for): Initialize for cfun, assert we are initialized
6349 (mark_sym_for_renaming): Simplify.
6350 (mark_set_for_renaming): Do not initialize update-ssa.
6351 (need_ssa_update_p): Simplify. Take function argument.
6352 (name_mappings_registered_p): Assert we ask for the correct function.
6353 (name_registered_for_update_p): Likewise.
6354 (ssa_names_to_replace): Likewise.
6355 (release_ssa_name_after_update_ssa): Likewise.
6356 (update_ssa): Likewise. Use SYMS_TO_RENAME.
6357 (dump_decl_set): Do not print a newline.
6358 (debug_decl_set): Do it here.
6359 (dump_update_ssa): And here.
6360 * tree-ssa-loop-im.c (move_computations): Adjust.
6361 (movement_possibility): Likewise.
6362 (determine_max_movement): Likewise.
6363 (gather_mem_refs_stmt): Likewise.
6364 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
6366 * tree-complex.c (update_all_vops): Remove.
6367 (expand_complex_move): Adjust.
6368 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
6369 Simplify test for memory referencing statement. Exclude
6370 non-invariant ADDR_EXPRs.
6371 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
6372 * tree-loop-distribution.c (generate_memset_zero): Adjust.
6373 (rdg_flag_uses): Likewise.
6374 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
6376 (tree_optimize_tail_calls_1): Also split the
6377 edge from the entry block if we have degenerate PHI nodes in
6378 the first basic block.
6379 * tree.c (init_ttree): Remove memory-tag related code.
6380 (tree_code_size): Likewise.
6381 (tree_node_structure): Likewise.
6382 (build7_stat): Re-write to be build6_stat.
6383 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
6384 (SSA_VAR_P): Adjust.
6385 (struct tree_memory_tag): Remove.
6386 (struct tree_memory_partition_tag): Likewise.
6387 (union tree_node): Adjust.
6388 (build7): Re-write to be build6.
6389 * tree-pass.h (pass_reset_cc_flags): Remove.
6390 (TODO_update_address_taken): New flag.
6391 (pass_simple_dse): Remove.
6392 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
6393 * params.h (MAX_ALIASED_VOPS): Remove.
6394 (AVG_ALIASED_VOPS): Likewise.
6395 * omp-low.c (expand_omp_taskreg): Update SSA form.
6396 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
6397 aliases the lhs in a copy stmt.
6398 * tree-ssa-dse.c (struct address_walk_data): Remove.
6399 (memory_ssa_name_same): Likewise.
6400 (memory_address_same): Likewise.
6401 (get_kill_of_stmt_lhs): Likewise.
6402 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
6403 unused stores. Look through PHI nodes into post-dominated regions.
6404 (dse_optimize_stmt): Simplify. Properly remove stores.
6405 (tree_ssa_dse): Compute dominators.
6406 (execute_simple_dse): Remove.
6407 (pass_simple_dse): Likewise.
6408 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
6409 gimple_loaded_syms and gimple_stored_syms computation.
6410 * toplev.c (dump_memory_report): Dump alias and pta stats.
6411 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
6412 (vn_reference_eq): Likewise.
6413 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
6414 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
6415 valueize_vuses): Remove.
6416 (get_def_ref_stmt_vuses): Simplify. Rename to ...
6417 (get_def_ref_stmt_vuse): ... this.
6418 (vn_reference_lookup_2): New function.
6419 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
6420 walking equivalent vuses. Simplify.
6421 (vn_reference_lookup): Likewise.
6422 (vn_reference_insert): Likewise.
6423 (vn_reference_insert_pieces): Likewise.
6424 (visit_reference_op_call): Simplify.
6425 (visit_reference_op_load): Likewise.
6426 (visit_reference_op_store): Likewise.
6427 (init_scc_vn): Remove shared_lookup_vuses initialization.
6428 (free_scc_vn): Remove shared_lookup_vuses freeing.
6429 (sort_vuses, sort_vuses_heap): Remove.
6430 (get_ref_from_reference_ops): Export.
6431 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
6432 vector with single vuse pointer.
6433 (vn_reference_lookup_pieces, vn_reference_lookup,
6434 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
6435 (shared_vuses_from_stmt): Remove.
6436 (get_ref_from_reference_ops): Declare.
6437 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
6438 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6439 memory-tag related code.
6440 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
6441 (likely_value): Add comment, skip static-chain of call statements.
6442 (surely_varying_stmt_p): Adjust.
6443 (gimplify_and_update_call_from_tree): Likewise.
6444 (execute_fold_all_builtins): Do not rebuild alias info.
6445 (gimplify_and_update_call_from_tree): Properly update VOPs.
6446 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
6447 (copy_ref_info): Remove memory-tag related code.
6448 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
6449 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
6450 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
6452 * tree-ssa-dom.c (gimple_p): Remove typedef.
6453 (eliminate_redundant_computations): Adjust.
6454 (record_equivalences_from_stmt): Likewise.
6455 (avail_expr_hash): Likewise.
6456 (avail_expr_eq): Likewise.
6457 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
6458 (stmt_makes_single_load): Likewise.
6459 (stmt_makes_single_store): Likewise.
6460 * tree-ssa-alias.c: Rewrite completely.
6461 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
6462 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
6463 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
6464 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
6465 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
6466 Remove public functions.
6467 (pass_reset_cc_flags): Remove.
6468 (pass_build_alias): Move ...
6469 * tree-ssa-structalias.c (pass_build_alias): ... here.
6470 * tree-ssa-alias.c (may_be_aliased): Move ...
6471 * tree-flow-inline.h (may_be_aliased): ... here.
6472 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
6473 count_uses_and_derefs): Move ...
6474 * gimple.c: ... here.
6475 * gimple.h (count_uses_and_derefs): Declare.
6476 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
6477 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
6478 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
6479 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
6480 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
6481 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
6482 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
6484 * tree-dfa.c (refs_may_alias_p): Move ...
6485 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
6486 * tree-ssa-alias.h: New file.
6487 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
6488 (statement_sink_location): Likewise.
6489 * opts.c (decode_options): Do not adjust max-aliased-vops or
6490 avg-aliased-vops values.
6491 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
6492 (TV_CALL_CLOBBER): Likewise.
6493 (TV_FLOW_SENSITIVE): Likewise.
6494 (TV_FLOW_INSENSITIVE): Likewise.
6495 (TV_MEMORY_PARTITIONING): Likewise.
6496 (TV_ALIAS_STMT_WALK): New timevar.
6497 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
6498 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
6499 (get_address_description): Remove memory-tag related code.
6500 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
6501 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
6502 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
6503 and immediate uses in statements. Document.
6504 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
6505 (dump_symbols): Remove.
6506 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
6507 * alias.c (get_deref_alias_set): New function split out from ...
6508 (get_alias_set): ... here.
6509 * alias.h (get_deref_alias_set): Declare.
6510 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
6511 type parameter. Remove restrict pointer handling. Create a
6512 ref-all pointer in case type-based alias sets do not conflict.
6513 (vect_analyze_data_refs): Remove SMT related code.
6514 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
6515 (vectorizable_load): Likewise.
6516 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
6517 (DR_SYMBOL_TAG, DR_VOPS): Remove.
6518 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
6519 Ignore vops and SMTs.
6520 (dr_analyze_alias): Likewise..
6521 (free_data_ref): Likewise.
6522 (create_data_ref): Likewise.
6523 (analyze_all_data_dependences): Likewise.
6524 (get_references_in_stmt): Adjust.
6525 * tree-flow-inline.h (gimple_aliases_computed_p,
6526 gimple_addressable_vars, gimple_call_clobbered_vars,
6527 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
6528 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
6529 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
6530 gimple_mem_ref_stats): Remove.
6531 (gimple_vop): New function.
6532 (op_iter_next_use): Remove vuses and mayuses cases.
6533 (op_iter_next_def): Remove vdefs case.
6534 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
6535 (clear_and_done_ssa_iter): Do not set removed fields.
6536 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
6537 Assert we are not iterating over vuses or vdefs if not also
6538 iterating over uses or defs.
6539 (op_iter_init_use): Likewise.
6540 (op_iter_init_def): Likewise.
6541 (op_iter_next_vdef): Remove.
6542 (op_iter_next_mustdef): Likewise.
6543 (op_iter_init_vdef): Likewise.
6544 (compare_ssa_operands_equal): Likewise.
6545 (link_use_stmts_after): Handle vuse operand.
6546 (is_call_used): Use is_call_clobbered.
6547 (is_call_clobbered): Global variables are always call clobbered,
6548 query the call-clobbers bitmap.
6549 (mark_call_clobbered): Ignore global variables.
6550 (clear_call_clobbered): Likewise.
6551 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
6552 virtual operands sanity check.
6553 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
6555 (TARGET_MEM_REF): Remove TMR_TAG operand.
6556 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
6557 Remove call-clobber related code.
6558 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
6559 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
6560 partitions or escape reason.
6561 (get_single_def_stmt, get_single_def_stmt_from_phi,
6562 get_single_def_stmt_with_phi): Remove.
6563 (dump_referenced_vars): Tidy.
6564 (get_ref_base_and_extent): Allow bare decls.
6565 (collect_dfa_stats): Adjust.
6566 * graphite.c (rename_variables_in_stmt): Adjust.
6567 (graphite_copy_stmts_from_block): Likewise.
6568 (translate_clast): Likewise.
6569 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
6571 (translate_vuse_through_block): Use the oracle.
6572 (phi_translate_1): Adjust.
6573 (value_dies_in_block_x): Use the oracle. Cache the outcome
6575 (valid_in_sets): Check if the VUSE for
6576 a REFERENCE is available.
6577 (eliminate): Do not remove stmts during elimination,
6578 instead queue and remove them afterwards.
6579 (do_pre): Do not rebuild alias info.
6580 (pass_pre): Run TODO_rebuild_alias before PRE.
6581 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
6582 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
6583 (mark_all_v_defs_stmt): Remove.
6584 (mark_all_v_defs_seq): Adjust.
6585 (sra_replace): Likewise.
6586 (scalarize_use): Likewise.
6587 (scalarize_copy): Likewise.
6588 (scalarize_init): Likewise.
6589 (scalarize_ldst): Likewise.
6590 (todoflags): Remove.
6591 (tree_sra): Do not rebuild alias info.
6592 (tree_sra_early): Adjust.
6593 (pass_sra): Run TODO_update_address_taken before SRA.
6594 * tree-predcom.c (set_alias_info): Remove.
6595 (prepare_initializers_chain): Do not call it.
6596 (mark_virtual_ops_for_renaming): Adjust.
6597 (mark_virtual_ops_for_renaming_list): Remove.
6598 (initialize_root_vars): Adjust.
6599 (initialize_root_vars_lm): Likewise.
6600 (prepare_initializers_chain): Likewise.
6601 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
6602 (may_propagate_copy_into_stmt): Likewise.
6603 (merge_alias_info): Do nothing for now.
6604 (propagate_tree_value_into_stmt): Adjust.
6605 (stmt_may_generate_copy): Likewise.
6606 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
6607 not mark symbols for renaming.
6608 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
6609 with the same statement, make sure to update the new pointed-to one.
6610 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
6611 call statements, do not mark symbols for renaming.
6612 (mark_operand_necessary): Dump something.
6613 (ref_may_be_aliased): New function.
6614 (mark_aliased_reaching_defs_necessary_1): New helper function.
6615 (mark_aliased_reaching_defs_necessary): Likewise.
6616 (mark_all_reaching_defs_necessary_1): Likewise.
6617 (mark_all_reaching_defs_necessary): Likewise.
6618 (propagate_necessity): Do not process virtual PHIs. For
6619 non-aliased loads mark all reaching definitions as necessary.
6620 For aliased loads and stores mark the immediate dominating
6621 aliased clobbers as necessary.
6622 (visited): New global static.
6623 (perform_tree_ssa_dce): Free visited bitmap after propagating
6625 (remove_dead_phis): Perform simple dead virtual PHI removal.
6626 (remove_dead_stmt): Properly unlink virtual operands when
6628 (eliminate_unnecessary_stmts): Schedule PHI removal after
6630 * tree-ssa-ter.c (is_replaceable_p): Adjust.
6631 (process_replaceable): Likewise.
6632 (find_replaceable_in_bb): Likewise.
6633 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
6634 based on the single gimple vop.
6635 (verify_flow_insensitive_alias_info): Remove.
6636 (verify_flow_sensitive_alias_info): Likewise.
6637 (verify_call_clobbering): Likewise.
6638 (verify_memory_partitions): Likewise.
6639 (verify_alias_info): Likewise.
6640 (verify_ssa): Adjust..
6641 (execute_update_addresses_taken): Export. Update SSA
6642 manually. Optimize only when optimizing. Use a local bitmap.
6643 (pass_update_address_taken): Remove TODO_update_ssa, add
6645 (pass_update_address_taken): Just use TODO_update_address_taken.
6646 (init_tree_ssa): Do not initialize addressable_vars.
6647 (verify_ssa): Verify new VUSE / VDEF properties.
6648 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
6649 Do not call verify_alias_info.
6650 (delete_tree_ssa): Clear the VUSE, VDEF operands.
6651 Do not free the loaded and stored syms bitmaps. Reset the escaped
6652 and callused solutions. Do not free addressable_vars.
6653 Remove memory-tag related code.
6654 (warn_uninitialized_var): Aliases are always available.
6655 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
6656 * lambda-code.c (can_put_in_inner_loop): Adjust.
6657 (can_put_after_inner_loop): Likewise.
6658 (perfect_nestify): Likewise.
6659 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
6660 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
6661 (vectorizable_conversion): Do not mark symbols for renaming.
6662 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
6663 (expand_call_inline): Unlink the calls virtual operands before
6665 (tree_function_versioning): Do not call update_ssa if we are not
6666 updating clones. Simplify.
6667 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
6668 (propagate_with_phi): Likewise..
6669 * tree-outof-ssa.c (create_temp): Remove memory tag and call
6670 clobber code. Assert we are not aliased or global.
6671 * tree-flow.h: Include tree-ssa-alias.h
6672 (enum escape_type): Remove.
6673 (struct mem_sym_stats_d): Likewise.
6674 (struct mem_ref_stats_d): Likewise.
6675 (struct gimple_df): Add vop member. Remove global_var,
6676 call_clobbered_vars, call_used_vars, addressable_vars,
6677 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
6678 escaped and callused members.
6679 (struct ptr_info_def): Remove all members, add points-to solution
6681 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
6682 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
6683 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
6684 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
6685 (tree-ssa-alias.o): Likewise.
6686 (toplev.o): Add tree-ssa-alias.h
6687 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
6688 * gimple.c (gimple_set_bb): Fix off-by-one error.
6689 (is_gimple_reg): Do not handle memory tags.
6690 (gimple_copy): Also copy virtual operands.
6691 Delay updating the statement. Do not reset loaded and stored syms.
6692 (gimple_set_stored_syms): Remove.
6693 (gimple_set_loaded_syms): Likewise.
6694 (gimple_call_copy_skip_args): Copy the virtual operands
6695 and mark the new statement modified.
6696 * tree-ssa-structalias.c (may_alias_p): Remove.
6697 (set_uids_in_ptset): Take the alias set to prune with as
6698 parameter. Fold in the alias test of may_alias_p.
6699 (compute_points_to_sets): Compute whether a ptr is dereferenced
6701 (process_constraint): Deal with &ANYTHING on the lhs, reject all
6702 other ADDRESSOF constraints on the lhs.
6703 (get_constraint_for_component_ref): Assert that we don't get
6704 ADDRESSOF constraints from the base of the reference.
6705 Properly generate UNKNOWN_OFFSET for DEREF if needed.
6706 (struct variable_info): Remove collapsed_to member.
6707 (get_varinfo_fc): Remove.
6708 (new_var_info): Do not set collapsed_to.
6709 (dump_constraint): Do not follow cycles.
6710 (dump_constraint_graph): Likewise.
6711 (build_pred_graph): Likewise.
6712 (build_succ_graph): Likewise.
6713 (rewrite_constraints): Likewise.
6714 (do_simple_structure_copy): Remove.
6715 (do_rhs_deref_structure_copy): Remove.
6716 (do_lhs_deref_structure_copy): Remove.
6717 (collapse_rest_of_var): Remove.
6718 (do_structure_copy): Re-implement.
6719 (pta_stats): New global variable.
6720 (dump_pta_stats): New function.
6721 (struct constraint_expr): Make offset signed.
6722 (UNKNOWN_OFFSET): Define special value.
6723 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
6724 (solution_set_expand): New helper function split out from ...
6725 (do_sd_constraint): ... here.
6726 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
6727 (do_ds_constraint): Likewise.
6728 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
6729 and CALLUSED = *CALLUSED.
6730 (set_union_with_increment): Make inc argument signed.
6731 (type_safe): Remove.
6732 (get_constraint_for_ptr_offset): Handle unknown and negative
6734 (first_vi_for_offset): Handle offsets before start. Bail
6735 out early for offsets beyond the variable extent.
6736 (first_or_preceding_vi_for_offset): New function.
6737 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
6738 Together with ESCAPED = *ESCAPED this properly computes reachability.
6739 (find_what_var_points_to): New function.
6740 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
6741 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
6742 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
6743 pt_solutions_intersect): New functions.
6744 (compute_call_used_vars): Remove.
6745 (compute_may_aliases): New main entry into PTA computation.
6746 * gimple.h (gimple_p): New typedef.
6747 (struct gimple_statement_base): Remove references_memory_p.
6748 (struct gimple_statement_with_memory_ops_base): Remove
6749 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
6751 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
6752 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
6753 gimple_set_references_memory): Remove.
6754 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
6755 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
6757 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
6758 (verify_expr): Allow RESULT_DECL.
6759 (gimple_duplicate_bb): Do not copy virtual operands.
6760 (gimple_duplicate_sese_region): Adjust.
6761 (gimple_duplicate_sese_tail): Likewise.
6762 (mark_virtual_ops_in_region): Remove.
6763 (move_sese_region_to_fn): Do not call it.
6764 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
6765 and pass_simple_dse.
6766 (execute_function_todo): Handle TODO_update_address_taken,
6767 call execute_update_addresses_taken for TODO_rebuild_alias.
6768 (execute_todo): Adjust.
6769 (execute_one_pass): Init dump files early.
6770 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
6772 (create_general_new_stmt): Clear vops.
6773 * tree-ssa-reassoc.c (get_rank): Adjust.
6774 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
6775 symbols for renaming.
6776 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
6777 (PARAM_AVG_ALIASED_VOPS): Likewise.
6778 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
6779 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
6780 * tree-ssa-operands.c: Simplify for new virtual operand representation.
6781 (operand_build_cmp, copy_virtual_operands,
6782 create_ssa_artificial_load_stmt, add_to_addressable_set,
6783 gimple_add_to_addresses_taken): Remove public functions.
6784 (unlink_stmt_vdef): New function.
6786 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6788 * config.gcc (powerpc-*-linux*): Merge variants.
6790 2009-04-02 Chao-ying Fu <fu@mips.com>
6791 James Grosbach <james.grosbach@microchip.com>
6793 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
6794 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
6796 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
6797 keep_interrupts_masked_p, use_debug_exception_return_p.
6798 (mips_attribute_table): Add interrupt, use_shadow_register_set,
6799 keep_interrupts_masked, use_debug_exception_return.
6800 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
6801 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
6803 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
6804 (mips_print_operand): Process COP0 registers to print $0 .. $31
6805 correctly for GAS to process.
6806 (mips_interrupt_extra_call_saved_reg_p): New function.
6807 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
6809 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6810 (mips_compute_frame_info): Add supports for interrupt context that
6811 includes doubleword accumulators and COP0 registers.
6812 (mips_for_each_saved_acc): New function.
6813 (mips_for_each_saved_gpr_and_fpr): Change the function name from
6814 mips_for_each_saved_reg.
6815 (mips_save_reg): Save accumulators.
6816 (mips_kernel_reg_p): A new for_each_rtx callback.
6817 (mips_expand_prologue): Support interrupt handlers.
6818 (mips_restore_reg): Restore accumulators.
6819 (mips_expand_epilogue): Support interrupt handlers.
6820 (mips_can_use_return_insn): Return false for interrupt handlers.
6821 (mips_epilogue_uses): New function.
6822 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
6823 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
6824 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
6825 cop0_move): New instructions.
6826 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
6827 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
6829 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
6831 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
6832 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
6833 interrupt handlers, we use K0 as the temporary register.
6834 (EPILOGUE_USES): Change to a function call.
6835 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
6836 handlers, we use K0 as the temporary register.
6838 * doc/extend.texi (Function Attributes): Document interrupt,
6839 use_shadow_register_set, keep_interrupts_masked,
6840 use_debug_exception_return for MIPS attributes.
6842 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6844 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
6845 Remove a number of t-files from tmake_file.
6846 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
6847 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
6848 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
6849 target_prototype, not TARGET_PROTOTYPE.
6850 (LINK_OS_GNU_SPEC): Define.
6851 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
6852 and darwin-ldoubdle.c.
6854 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6857 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
6858 (cpp_options): Ditto.
6859 (default_compilers): Ditto.
6860 (display_help): Ditto.
6861 (process_command): Ditto.
6863 (set_input): Use lbasename instead of duplicate code.
6864 (save_temps_prefix): New static for -save-temps=obj.
6865 (save_temps_length): Ditto.
6867 * doc/invoke.texi (-save-temps=obj): Document new variant to
6870 2009-04-02 Jeff Law <law@redhat.com>
6872 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
6875 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6877 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
6878 * configure: Regenerated.
6880 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6882 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
6883 share the argument list.
6885 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6889 2009-02-12 Diego Novillo <dnovillo@google.com>
6891 * varpool.c (debug_varpool): New.
6892 * cgraph.h (debug_varpool): Declare.
6894 2009-04-02 Jan Hubicka <jh@suse.cz>
6896 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
6899 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6901 * config/i386/i386.c (ix86_abi): Move initialization to ...
6902 (override_options): Here.
6904 2009-04-02 Christian Bruel <christian.bruel@st.com>
6906 * config/sh/sh.c (sh_dwarf_register_span): New function.
6907 (TARGET_DWARF_REGISTER_SPAN): Define.
6908 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
6910 2009-04-02 Ira Rosen <irar@il.ibm.com>
6912 PR tree-optimization/39595
6913 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
6914 interleaved loads group is not greater than the SLP group size.
6916 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6918 * builtins.c (is_builtin_name): New.
6919 (called_as_built_in): Use is_builtin_name.
6920 * tree.h (is_builtin_name): New.
6921 * varasm.c (incorporeal_function_p): Use is_builtin_name
6923 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
6925 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
6927 2009-04-02 Dodji Seketeli <dodji@redhat.com>
6930 * c-decl.c (clone_underlying_type): Move this ...
6931 * c-common.c (set_underlying_type): ... here.
6932 Also, make sure the function properly sets TYPE_STUB_DECL() on
6933 the newly created typedef variant type.
6934 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
6935 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
6938 2009-04-02 Richard Guenther <rguenther@suse.de>
6940 PR tree-optimization/37221
6941 * tree-flow.h (degenerate_phi_result): Declare.
6942 * tree-ssa-dom.c (degenerate_phi_result): Export.
6943 * tree-scalar-evolution.c (analyze_initial_condition): If
6944 the initial condition is defined by a degenerate PHI node
6945 use the degenerate value.
6947 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
6949 PR rtl-optimization/39588
6950 * combine.c (merge_outer_ops): Do not set the constant when this
6952 (simplify_shift_const_1): Do not modify it either in this case.
6954 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
6956 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
6957 tuning is deprecated if -mtune value is set to an Itanium1 variant.
6959 2009-04-01 Janis Johnson <janis187@us.ibm.com>
6962 * c-lex.c (interpret_float): Default (no suffix) is double.
6964 2009-04-1 Xinliang David Li <davidxl@google.com>
6966 * config/i386/i386.c (legitimate_constant_p): Recognize
6967 all one vector constant.
6969 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6971 * config/vax/vax.c: Add #includes to silence warnings.
6972 Change #include order to silence two warnings.
6974 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6976 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
6977 (ASM_SPEC): Pass -k to the assembler for PIC code.
6979 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6981 * config.gcc: Add vax-*-linux* to the switch.
6982 * config/vax/linux.h: New file. (TARGET_VERSION,
6983 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
6985 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6987 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
6988 Use predicate macros instead of GET_CODE() == foo.
6989 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
6990 ashlsi3, rotrsi3, <unnamed>): Likewise.
6992 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6994 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
6995 jbbccihi, jbbccisi): Remova trailing whitespace.
6996 * config/vax/constraints.md: Likewise.
6997 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6998 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
6999 * config/vax/predicates.md: Likewise.
7000 * config/vax/vax.c (print_operand_address, vax_output_int_move,
7001 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
7002 * config/vax/vax.h: Likewise.
7003 * config/vax/vax.md (nonlocal_goto): Likewise.
7005 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7007 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
7008 (indirectable_address_p, adjacent_operands_p): Add spaces around
7010 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
7012 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7014 * config/vax/vax.c (legitimate_constant_address_p,
7015 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
7016 index_term_p, reg_plus_index_p, legitimate_address_p,
7017 vax_mode_dependent_address_p): Update comments to match functions
7018 modified by the recent int->bool conversion.
7020 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7022 * config/vax/builtins.md: Update copyright message.
7023 * config/vax/constraints.md: Likewise.
7024 * config/vax/netbsd-elf.h: Likewise.
7025 * config/vax/predicates.md: Likewise.
7026 * config/vax/vax-protos.h: Likewise.
7027 * config/vax/vax.c: Likewise.
7028 * config/vax/vax.h: Likewise.
7029 * config/vax/vax.md: Likewise.
7030 * config/vax/vax.opt: Likewise.
7032 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7034 * config/vax/builtins.md (ffssi2, ffssi2_internal,
7035 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
7036 * config/vax/constraints.md (B, R): Likewise.
7037 * config/vax/predicates.md (external_memory_operand,
7038 nonimmediate_addsub_di_operand): Likewise.
7039 * config/vax/vax.c (vax_output_int_add): Likewise.
7040 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
7041 untyped_call): Likewise.
7043 2009-04-01 Matt Thomas <matt@3am-software.com>
7045 * config/vax/predicates.md: New file.
7046 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
7047 external_const_operand, nonsymbolic_operand, external_memory_operand,
7048 indirect_memory_operand, indexed_memory_operand,
7049 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
7050 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
7052 * config/vax/constraints.md: New file.
7053 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
7055 * config/vax/builtins.md: New file.
7056 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
7057 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
7059 * config/vax/vax.opt (mqmath): Add option.
7060 * config/vax/vax.md (isfx): Extend with DI.
7061 (VAXintQH, VAXintQHSD): Define.
7062 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
7063 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
7064 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
7065 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
7066 (movdi): Update constraints and use vax_output_int_move().
7067 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
7068 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
7069 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
7070 nonlocal_goto): New.
7071 (mov<mode>): Extend accepted operand types.
7072 (subdi3_old): Rename from subdi3, change update constraints and use
7073 a new implementation.
7074 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
7075 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
7076 MOVE_RATIO, CLEAR_RATIO): Define.
7077 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
7078 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
7079 (PRINT_OPERAND): Redefine using a function instead of inlined code.
7080 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
7081 (split_quadword_operands): Make static and really allow variable
7083 (print_operand_address): Update for PIC generation.
7084 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
7085 indexable_address_p, fixup_mathdi_operand,
7086 vax_expand_addsub_di_operands, adjacent_operands_p): New.
7087 (vax_float_literal, legitimate_constant_p,
7088 indirectable_constant_address_p, index_term_p,
7089 reg_plus_index_p): Return bool instead of int.
7090 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
7092 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
7094 (vax_output_conditional_branch): Indent.
7095 (legitimate_constant_address_p, indirectable_constant_address_p,
7096 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
7097 vax_mode_dependent_address_p): Return bool instead of int, update for
7099 * config/vax/vax-protos.h (legitimate_constant_address_p,
7100 legitimate_constant_p, legitimate_address_p,
7101 vax_mode_dependent_address_p): Change declaration to bool.
7102 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
7103 vax_expand_addsub_di_operands, vax_output_int_subtract,
7104 vax_output_movmemsi): Declare.
7105 (split_quadword_operands, vax_float_literal): Delete declaration.
7106 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
7107 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
7108 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
7109 ASM_OUTPUT_DWARF_PCREL): Define.
7110 (ASM_SPEC): Change definition to allow PIC generation.
7112 2009-04-01 Steve Ellcey <sje@cup.hp.com>
7114 * doc/sourcebuild.texi: Update front-end requirements.
7116 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7119 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
7120 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
7121 (booldi3_internal3): Use boolean_or_operator instead of
7124 2009-04-01 Joseph Myers <joseph@codesourcery.com>
7127 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
7128 declarator whose size is not an integer constant expression but
7129 folds to an integer constant, then treat it as a constant
7132 2009-04-01 Richard Guenther <rguenther@suse.de>
7134 * fold-const.c (fold_plusminus_mult_expr): Do not fold
7135 i * 4 + 2 to (i * 2 + 1) * 2.
7137 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7140 * c-parser.c (c_parser_asm_statement): Skip until close paren and
7141 return if c_parser_asm_string_literal returned NULL.
7143 2009-04-01 Nick Clifton <nickc@redhat.com>
7145 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
7147 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
7148 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
7149 other typedefs to avoid conflicts with libgcc2.c. Define labels
7150 to gain 16-bit bit-manipulation functions from libgcc2.c and then
7152 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
7153 to gain 16-bit trapping arithmetic functions from libgcc2.c and
7156 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
7158 * varasm.c (default_function_rodata_section): Declare DOT as
7161 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
7162 Andrey Galkin <agalkin@hypercom.com>
7165 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
7166 Make object_name unique for each process.
7168 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7171 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
7172 addressable variables in the parallel that could go out of scope while
7173 running queued tasks.
7175 2009-04-01 Anatoly Sokolov <aesok@post.ru>
7177 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
7178 (CASE_VALUES_THRESHOLD): Redefine.
7179 * config/avr/avr.c (avr_override_options): Remove initialization of
7180 avr_case_values_threshold variable.
7181 (avr_case_values_threshold): Remove variable. Add new function.
7182 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
7183 * config/avr/avr.opt (mno-tablejump): Remove option.
7184 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
7186 2009-04-01 DJ Delorie <dj@redhat.com>
7188 * varasm.c (default_function_rodata_section): Don't assume
7189 anything about where the first '.' in the section name is.
7191 2009-04-01 Alan Modra <amodra@bigpond.net.au>
7193 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
7194 rs6000_emit_stack_tie.
7196 2009-03-31 Ian Lance Taylor <iant@google.com>
7198 * tree-eh.c (tree_remove_unreachable_handlers): Compare
7199 gimple_code with GIMPLE_RESX, not RESX.
7201 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7203 * c-common.c (c_get_ident): New.
7204 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
7206 2009-04-01 Ben Elliston <bje@au.ibm.com>
7208 * config/rs6000/sysv4.opt (msdata): Improve option description.
7210 2009-03-31 Steve Ellcey <sje@cup.hp.com>
7212 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
7213 (divdf3_internal_lat): Remove.
7214 (divxf3_internal_lat): Remove.
7215 (divxf3_internal_thr): Remove.
7216 (divxf): Use divxf3_internal.
7217 * config/ia64/div.md (divsf3_internal_lat): New.
7218 (divdf3_internal_lat): New.
7219 (divxf3_internal): New.
7221 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7224 * Makefile.in (USE_GCC_STDINT): Define.
7225 (stmp-int-hdrs): Install stdint.h if applicable.
7226 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
7228 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
7229 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
7230 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7231 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7232 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7233 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7234 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7235 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7236 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7237 (c_common_nodes_and_builtins): Initialize
7238 underlying_wchar_type_node. Do not initialize
7239 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
7240 nodes for new types.
7241 (c_stddef_cpp_builtins): Define macros for new types.
7242 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
7244 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
7245 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
7246 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
7247 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
7248 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
7249 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
7250 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
7251 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
7252 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
7253 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
7254 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
7255 int16_type_node, int32_type_node, int64_type_node,
7256 uint8_type_node, uint16_type_node, c_uint32_type_node,
7257 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
7258 int_least32_type_node, int_least64_type_node,
7259 uint_least8_type_node, uint_least16_type_node,
7260 uint_least32_type_node, uint_least64_type_node,
7261 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
7262 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
7263 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
7264 uintptr_type_node): Define.
7265 * c-cppbuiltin.c (builtin_define_constants,
7266 builtin_define_type_minmax): New.
7267 (builtin_define_stdint_macros): Define more macros.
7268 (c_cpp_builtins): Define more limit macros.
7270 (builtin_define_type_max): Define in terms of
7271 builtin_define_type_minmax. Remove is_long parameter. All
7273 * config.gcc (use_gcc_stdint): Define.
7274 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
7275 Add newlib-stdint.h for generic targets.
7276 * config/glibc-stdint.h, config/newlib-stdint.h,
7277 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
7278 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
7279 * config/score/score.h (UINTPTR_TYPE): Define.
7280 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7281 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7282 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7283 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7284 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7285 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7286 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7287 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7288 * config/spu/spu.h (STDINT_LONG32): Define.
7289 * configure.ac (use_gcc_stdint): Substitute.
7290 * configure: Regenerate.
7291 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
7292 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
7293 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
7294 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
7295 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
7296 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
7297 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
7298 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
7299 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
7300 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
7301 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
7302 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
7303 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
7304 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
7305 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
7306 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
7307 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
7308 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
7309 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
7310 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
7311 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
7312 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
7313 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7314 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7315 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7316 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7317 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7318 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7319 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
7321 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
7323 * loop-iv.c (suitable_set_for_replacement): Renamed from
7324 simplify_using_assignment; changed to return bool and to accept new
7325 args DEST and SRC. Return true iff we find a source/destination pair
7326 that can be used to make a replacement, and fill SRC and DEST if so.
7327 Remove arg ALTERED. Don't deal with altered regs here. All callers
7329 (simplify_using_initial_values): Deal with altered regs here and track
7330 more precisely the effect they have on the validity of our expression.
7332 * loop-iv.c (simplify_using_condition): A condition of the form
7333 (EQ REG CONST) can be used to simply make a substitution.
7334 (simplify_using_initial_values): Keep track of conditions we have seen
7335 and keep using them to simplify new expressions, while applying the
7336 same substitutions to them as to the expression.
7338 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7339 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
7342 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
7343 changed. Use this when trying to improve the upper bound.
7344 Generate the comparison by using simplify_gen_relational.
7346 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
7348 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
7350 (simplify_using_assignment, simplify_using_initial_values): Call
7351 replace_in_expr to make replacements. Call replace_single_def_regs
7352 once on the initial version of the expression.
7354 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7357 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
7359 2009-03-31 Richard Guenther <rguenther@suse.de>
7362 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
7363 equality comparisons. Fold C - X CMP X if C % 2 == 1.
7365 2009-03-31 Richard Guenther <rguenther@suse.de>
7367 * tree.h (div_if_zero_remainder): Declare.
7368 * fold-const.c (div_if_zero_remainder): Export.
7369 * tree-ssa-forwprop.c
7370 (forward_propagate_addr_into_variable_array_index): Handle
7371 constant array index addition outside of the variable index.
7373 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7376 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
7377 define_splits, floatunssi<mode>2): Require x87 conversions from
7378 DImode to be permitted.
7380 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7382 PR preprocessor/15638
7383 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
7385 2009-03-31 Richard Guenther <rguenther@suse.de>
7389 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
7390 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
7391 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
7392 a separate statement.
7393 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
7394 (lookup_tmp_var): Likewise.
7395 (is_gimple_formal_tmp_or_call_rhs): Remove.
7396 (is_gimple_reg_or_call_rhs): Rename to ...
7397 (is_gimple_reg_rhs_or_call): ... this.
7398 (is_gimple_mem_or_call_rhs): Rename to ...
7399 (is_gimple_mem_rhs_or_call): ... this.
7400 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
7401 DECL_GIMPLE_REG_P only if is_formal is true.
7402 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
7403 for non-proper post-modify expression gimplification.
7404 (gimplify_self_mod_expr): For post-modify expressions gimplify
7405 the lvalue to a minimal lvalue.
7406 (rhs_predicate_for): Remove formal temp case.
7407 (gimplify_modify_expr_rhs): Likewise.
7408 (gimplify_addr_expr): Use is_gimple_reg.
7409 (gimplify_expr): Remove formal temp cases.
7410 (gimple_regimplify_operands): Likewise.
7411 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
7412 and FILTER_EXPR like constants.
7413 * gimple.c (walk_gimple_op): Fix val_only initialization, use
7415 (is_gimple_formal_tmp_rhs): Remove.
7416 (is_gimple_reg_rhs): Remove special casing.
7417 (is_gimple_mem_rhs): Fix.
7418 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
7419 (is_gimple_formal_tmp_var): Remove.
7420 (is_gimple_formal_tmp_reg): Likewise.
7421 (is_gimple_min_lval): Allow invariant component ref parts.
7422 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
7423 is_gimple_formal_tmp_reg): Remove declarations.
7424 * tree-cfg.c (verify_expr): Verify that variables with address
7425 taken do not have DECL_GIMPLE_REG_P set.
7426 * tree-mudflap.c (mf_build_check_statement_for): Use
7427 force_gimple_operand instead of gimplify_expr.
7429 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
7431 * modulo-sched.c (sms_schedule_by_order): Pass the actual
7432 schedulable rows to compute_split_row.
7434 2009-03-31 Ben Elliston <bje@au.ibm.com>
7437 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
7440 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7442 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
7443 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
7444 * configure: Regenerate.
7445 * config.in: Regenerate.
7446 * config/rs6000/rs6000.opt (mtls-markers): Add.
7447 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
7448 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
7449 (tls_ld_aix, tls_ld_sysv): Likewise.
7450 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
7451 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
7453 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7455 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
7457 2009-03-30 Jan Hubicka <jh@suse.cz>
7459 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
7461 (tree_remove_unreachable_handlers): Cleanup EH predecestor
7462 detection and label handling.
7464 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7466 * ira-int.h (ira_allocno): Rename left_conflicts_num to
7467 left_conflicts_size.
7468 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
7469 ALLOCNO_LEFT_CONFLICTS_SIZE.
7471 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
7472 remove_allocno_from_bucket_and_push,
7473 allocno_spill_priority_compare, push_allocnos_to_stack,
7474 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7475 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
7476 (setup_allocno_left_conflicts_num): Ditto. Rename to
7477 setup_allocno_left_conflicts_size.
7478 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7479 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
7480 setup_allocno_left_conflicts_size instead of
7481 setup_allocno_left_conflicts_num.
7483 * ira-build.c (ira_create_allocno): Use
7484 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
7485 ALLOCNO_LEFT_CONFLICTS_NUM.
7487 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7489 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7490 instead of DF_LR_OUT.
7492 * ira-lives.c (process_bb_node_lives): Ditto.
7494 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7495 instead of DF_LR_{OUT,IN}.
7497 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7499 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7501 2009-03-30 Jan Hubicka <jh@suse.cz>
7503 * except.c (label_to_region_map): Fix thinko.
7505 2009-03-30 Steve Ellcey <sje@cup.hp.com>
7508 * tree.h (tree_find_value): New declaration.
7509 * tree.c (tree_find_value): New function.
7510 * varasm.c (assemble_external): Avoid duplicate entries on lists.
7512 2009-03-30 Jakub Jelinek <jakub@redhat.com>
7515 * c-decl.c (struct c_binding): Add locus field.
7516 (bind): Add locus argument, set locus field from it.
7517 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
7518 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
7519 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
7520 implicitly_declare, undeclared_variable, lookup_label,
7521 declare_label, c_make_fname_decl, c_builtin_function,
7522 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
7525 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
7528 * config/i386/i386.c (classify_argument): Check total size of
7531 2009-03-30 Martin Jambor <mjambor@suse.cz>
7533 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
7534 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
7535 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
7538 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
7539 seen_variable_array_ref while also traversing a union.
7541 * tree-inline.c (optimize_inline_calls): Do not call
7542 cgraph_node_remove_callees.
7543 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
7544 (pass_remove_cgraph_callee_edges): New variable.
7545 * passes.c (init_optimization_passes): Add
7546 pass_remove_cgraph_callee_edges after early inlining and before all
7547 late intraprocedural passes.
7549 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
7551 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7553 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
7556 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7558 * combine.c (simplify_comparison): Use have_insn_for.
7559 * dojump.c (do_jump): Likewise.
7561 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7563 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
7564 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
7565 sparc_compare_op0 like sparc_compare_emitted used to be handled.
7566 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
7567 instead of sparc_compare_emitted.
7568 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
7569 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
7570 instead of sparc_compare_emitted.
7572 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7574 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
7575 enter/exit cfglayout mode.
7576 (pass_partition_block): Require it.
7577 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
7578 (combine_instructions): Track basic blocks instead of labels.
7579 (update_cfg_for_uncondjump): New.
7580 (try_combine): Use it. Update jumps after rescanning.
7581 (pass_combine): Require PROP_cfglayout.
7582 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
7584 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7586 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
7587 Provide/destroy PROP_cfglayout respectively.
7588 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
7589 * tree-pass.h (PROP_cfglayout): New.
7591 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7593 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
7594 fold_convert_const_fixed_from_fixed,
7595 fold_convert_const_fixed_from_int,
7596 fold_convert_const_fixed_from_real, fold_negate_const): Do not
7597 set TREE_CONSTANT_OVERFLOW.
7598 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
7599 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
7601 2009-03-30 Ira Rosen <irar@il.ibm.com>
7603 * tree-vect-loop-manip.c: New file.
7604 * tree-vectorizer.c: Update documentation and included files.
7605 (vect_loop_location): Make extern.
7606 (rename_use_op): Move to tree-vect-loop-manip.c
7607 (rename_variables_in_bb, rename_variables_in_loop,
7608 slpeel_update_phis_for_duplicate_loop,
7609 slpeel_update_phi_nodes_for_guard1,
7610 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
7611 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
7612 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
7613 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
7614 find_loop_location): Likewise.
7615 (new_stmt_vec_info): Move to tree-vect-stmts.c.
7616 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
7617 get_vectype_for_scalar_type, vect_is_simple_use,
7618 supportable_widening_operation, supportable_narrowing_operation):
7620 (bb_in_loop_p): Move to tree-vect-loop.c.
7621 (new_loop_vec_info, destroy_loop_vec_info,
7622 reduction_code_for_scalar_code, report_vect_op,
7623 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
7624 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
7625 (vect_supportable_dr_alignment): Likewise.
7626 * tree-vectorizer.h (tree-data-ref.h): Include.
7627 (vect_loop_location): Declare.
7628 Reorganize function declarations according to the new file structure.
7629 * tree-vect-loop.c: New file.
7630 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
7631 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
7632 * tree-vect-data-refs.c: New file.
7633 * tree-vect-patterns.c (timevar.h): Don't include.
7634 * tree-vect-stmts.c: New file.
7635 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
7636 tree-vect-slp.c, tree-vect-loop.c.
7637 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
7638 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
7639 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
7640 (tree-vect-analyze.o): Remove.
7641 (tree-vect-transform.o): Likewise.
7642 (tree-vect-data-refs.o): Add rule.
7643 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
7644 tree-vect-slp.o): Likewise.
7645 (tree-vect-patterns.o): Remove redundant dependencies.
7646 (tree-vectorizer.o): Likewise.
7647 * tree-vect-slp.c: New file.
7649 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7651 * optc-gen.awk: Warn if an option flag has multiple different
7654 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
7656 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
7657 -floop-block): Document dependences on PPL, CLooG and Graphite.
7659 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7661 PR rtl-optimization/323
7662 * c-common.c (c_fully_fold, convert_and_check,
7663 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
7664 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
7665 * c-common.def (EXCESS_PRECISION_EXPR): New.
7666 * c-cppbuiltin.c (builtin_define_float_constants): Define
7667 constants with enough digits for long double.
7668 * c-lex.c (interpret_float): Interpret constant with excess
7669 precision where appropriate.
7670 * c-opts.c (c_common_post_options): Set
7671 flag_excess_precision_cmdline. Give an error for
7672 -fexcess-precision=standard for C++ for processors where the
7673 option is significant.
7674 * c-parser.c (c_parser_conditional_expression): Handle excess
7675 precision in condition.
7676 * c-typeck.c (convert_arguments): Handle arguments with excess
7678 (build_unary_op): Move excess precision outside operation.
7679 (build_conditional_expr): Likewise.
7680 (build_compound_expr): Likewise.
7681 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
7682 (build_modify_expr): Handle excess precision in RHS.
7683 (convert_for_assignment): Handle excess precision in converted
7685 (digest_init, output_init_element, process_init_element): Handle
7686 excess precision in initializer.
7687 (c_finish_return): Handle excess precision in return value.
7688 (build_binary_op): Handle excess precision in operands and add
7689 excess precision as needed for operation.
7690 * common.opt (-fexcess-precision=): New option.
7691 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
7692 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
7693 For standard excess precision, output explicit conversion to and
7694 truncation from XFmode.
7695 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
7696 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
7697 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
7698 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
7699 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
7700 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
7701 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
7702 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
7703 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
7704 define_splits, sqrt<mode>2): Disable where appropriate for
7705 standard excess precision.
7706 * convert.c (convert_to_real): Do not shorten arithmetic to type
7707 for which excess precision would be used.
7708 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
7709 * doc/invoke.texi (-fexcess-precision=): Document option.
7710 (-mfpmath=): Correct index entry.
7711 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
7712 flag_excess_precision): New.
7713 * langhooks.c (lhd_post_options): Set
7714 flag_excess_precision_cmdline.
7715 * opts.c (common_handle_option): Handle -fexcess-precision=.
7716 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
7717 init_excess_precision): New.
7718 (lang_dependent_init_target): Call init_excess_precision.
7719 * tree.c (excess_precision_type): New.
7720 * tree.h (excess_precision_type): Declare.
7722 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7725 * c-typeck.c (build_component_ref): Do not copy qualifiers from
7726 non-lvalue to component.
7728 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7730 PR preprocessor/34695
7731 * Makefile.in (c-opts.o): Depend on c-tree.h.
7732 * c-common.c: Move down include of diagnostic.h.
7733 (done_lexing, c_cpp_error): New.
7734 * c-common.h (done_lexing): Declare.
7735 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
7737 * c-opts.c: Include c-tree.h.
7738 (c_common_init_options): Set preprocessor error callback.
7739 (c_common_handle_option): Do not set preprocessor
7740 inhibit_warnings, warnings_are_errors, warn_system_headers,
7741 pedantic_errors or inhibit_warnings flags.
7742 (c_common_post_options): Do not check cpp_errors (parse_in).
7743 (c_common_finish): Do not output dependencies if there were
7744 errors. Do not check return value of cpp_finish.
7745 * c-ppoutput.c (pp_file_change): Set input_location.
7746 * c-tree.h (c_cpp_error): Declare.
7747 * diagnostic.c (diagnostic_set_info_translated): Also initialize
7749 (diagnostic_build_prefix): Check override_column.
7750 * diagnostic.h (diagnostic_info): Add override_column field.
7751 (diagnostic_override_column): Define.
7753 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
7755 * c-common.c (c_expand_expr, c_staticp): Remove.
7756 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
7757 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
7758 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
7759 * c-gimplify.c (gimplify_compound_literal_expr,
7760 optimize_compound_literals_in_ctor): Remove.
7761 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
7762 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
7763 * c-semantics.c (emit_local_var): Remove.
7765 * langhooks-def.h (lhd_expand_expr): Remove.
7766 * langhooks.c (lhd_expand_expr): Remove.
7767 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
7769 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
7770 handling from c-semantics.c; don't call into langhook.
7771 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
7772 * gimplify.c (gimplify_compound_literal_expr,
7773 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
7774 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
7775 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
7776 as was done in c-gimplify.c.
7777 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
7778 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
7779 Move from c-common.h.
7780 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
7782 * tree.c (staticp): Do not call langhook.
7783 * langhooks.c (lhd_staticp): Delete.
7784 * langhooks-def.h (lhd_staticp): Delete prototype.
7785 (LANG_HOOKS_STATICP): Delete.
7786 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
7788 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
7789 instead of DECL_STMTs.
7791 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7799 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
7801 (fold_call_expr): Return a NOP_EXPR from folding rather than the
7802 contained expression.
7803 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
7804 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
7805 conditional expressions for C.
7806 (decl_constant_value_for_optimization): Move from
7807 decl_constant_value_for_broken_optimization in c-typeck.c. Check
7808 whether optimizing and that the expression is a VAR_DECL not of
7809 array type instead of doing such checks in the caller. Do not
7810 check pedantic. Call gcc_unreachable for C++.
7811 * c-common.def (C_MAYBE_CONST_EXPR): New.
7812 * c-common.h (c_fully_fold, c_save_expr,
7813 decl_constant_value_for_optimization): New prototypes.
7814 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7815 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7816 EXPR_INT_CONST_OPERANDS): Define.
7817 * c-convert.c (convert): Strip nops from expression.
7818 * c-decl.c (groktypename): Take extra parameters expr and
7819 expr_const_operands. Update call to grokdeclarator.
7820 (start_decl): Update call to grokdeclarator. Add statement for
7821 expressions used in type of decl.
7822 (grokparm): Update call to grokdeclarator.
7823 (push_parm_decl): Update call to grokdeclarator.
7824 (build_compound_literal): Add parameter non_const and build a
7825 C_MAYBE_COSNT_EXPR if applicable.
7826 (grokdeclarator): Take extra parameters expr and
7827 expr_const_operands. Track expressions used in declaration
7828 specifiers and declarators. Fold array sizes and track whether
7829 they are constant expressions and whether they are integer
7830 constant expressions.
7831 (parser_xref_tag): Set expr and expr_const_operands fields in
7833 (grokfield): Update call to grokdeclarator.
7834 (start_function): Update call to grokdeclarator.
7835 (build_null_declspecs): Set expr and expr_const_operands fields in
7837 (declspecs_add_type): Handle expressions in typeof specifiers.
7838 * c-parser.c (c_parser_declspecs): Set expr and
7839 expr_const_operands fields for declaration specifiers.
7840 (c_parser_enum_specifier): Likewise.
7841 (c_parser_struct_or_union_specifier): Likewise.
7842 (c_parser_typeof_specifier): Likewise. Update call to
7843 groktypename. Fold expression as needed. Return expressions with
7844 type instead of adding statements.
7845 (c_parser_attributes): Update calls to c_parser_expr_list.
7846 (c_parser_statement_after_labels): Fold expression before passing
7847 to objc_build_throw_stmt.
7848 (c_parser_condition): Fold expression.
7849 (c_parser_asm_operands): Fold expression.
7850 (c_parser_conditional_expression): Use c_save_expr. Update call
7851 to build_conditional_expr.
7852 (c_parser_alignof_expression): Update call to groktypename.
7853 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
7854 original_code. Fold expression argument of va_arg. Create
7855 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
7856 argument to va_arg. Update calls to groktypename. Fold array
7857 index for offsetof. Verify that first argument to
7858 __builtin_choose_expr has integer type.
7859 (c_parser_postfix_expression_after_paren_type): Update calls to
7860 groktypename and build_compound_literal. Handle expressions with
7861 side effects in type name.
7862 (c_parser_postfix_expression_after_primary): Update call to
7863 c_parser_expr_list. Set original_code for calls to
7864 __builtin_constant_p.
7865 (c_parser_expr_list): Take extra parameter fold_p. Fold
7866 expressions if requested.
7867 (c_parser_objc_type_name): Update call to groktypename.
7868 (c_parser_objc_synchronized_statement): Fold expression.
7869 (c_parser_objc_receiver): Fold expression.
7870 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
7871 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
7872 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
7873 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
7874 (struct c_typespec): Add elements expr and expr_const_operands.
7875 (struct c_declspecs): Add elements expr and expr_const_operands.
7876 (groktypename, build_conditional_expr, build_compound_literal):
7878 (in_late_binary_op): Declare.
7879 * c-typeck.c (note_integer_operands): New function.
7880 (in_late_binary_op): New variable.
7881 (decl_constant_value_for_broken_optimization): Move to c-common.c
7882 and rename to decl_constant_value_for_optimization.
7883 (default_function_array_conversion): Do not strip nops.
7884 (default_conversion): Do not call
7885 decl_constant_value_for_broken_optimization.
7886 (build_array_ref): Do not fold result.
7887 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
7888 result when operand is a VLA.
7889 (c_expr_sizeof_type): Update call to groktypename. Handle
7890 expressions included in type name. Use C_MAYBE_CONST_EXPR for
7891 result when operand names a VLA type.
7892 (build_function_call): Update call to build_compound_literal.
7893 Only fold result for calls to __builtin_* functions. Strip
7894 NOP_EXPR from INTEGER_CST returned from such functions. Fold
7895 the function designator.
7896 (convert_arguments): Fold arguments. Update call to
7897 convert_for_assignment.
7898 (build_unary_op): Handle increment and decrement of
7899 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
7900 decrement earlier. Fold operand of increment and decrement.
7901 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
7902 built for integer operand. Wrap returns that are INTEGER_CSTs
7903 without being integer constant expressions or that have integer
7904 constant operands without being INTEGER_CSTs.
7905 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
7906 (build_conditional_expr): Add operand ifexp_bcp. Track whether
7907 result is an integer constant expression or can be used in
7908 unevaluated parts of one and avoid folding and wrap as
7909 appropriate. Fold operands before possibly doing -Wsign-compare
7911 (build_compound_expr): Wrap result for C99 if operands can be used
7912 in integer constant expressions.
7913 (build_c_cast): Update call to digest_init. Do not ignore
7914 overflow from casting floating-point constants to integers. Wrap
7915 results that could be confused with integer constant expressions,
7916 null pointer constants or floating-point constants.
7917 (c_cast_expr): Update call to groktypename. Handle expressions
7918 included in type name.
7919 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
7920 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
7921 Update calls to convert_for_assignment.
7922 (convert_for_assignment): Take new parameter
7923 null_pointer_constant. Do not strip nops or call
7924 decl_constant_value_for_broken_optimization. Set
7925 in_late_binary_op for conversions to boolean.
7926 (store_init_value): Update call to digest_init.
7927 (digest_init): Take new parameter null_pointer_constant. Do not
7928 call decl_constant_value_for_broken_optimization. pedwarn for
7929 initializers not constant expressions. Update calls to
7930 convert_for_assignment.
7931 (constructor_nonconst): New.
7932 (struct constructor_stack): Add nonconst element.
7933 (really_start_incremental_init, push_init_level, pop_init_level):
7934 Handle constructor_nonconst and nonconst element.
7935 (set_init_index): Call constant_expression_warning for array
7937 (output_init_element): Fold value. Set constructor_nonconst as
7938 applicable. pedwarn for initializers not constant expressions.
7939 Update call to digest_init. Call constant_expression_warning
7940 where constant initializers are required.
7941 (process_init_element): Use c_save_expr.
7942 (c_finish_goto_ptr): Fold expression.
7943 (c_finish_return): Fold return value. Update call to
7944 convert_for_assignment.
7945 (c_start_case): Fold switch expression.
7946 (c_process_expr_stmt): Fold expression.
7947 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
7948 ensure statement expression is not evaluated in constant expression.
7949 (build_binary_op): Track whether results are integer constant
7950 expressions or may occur in such, disable folding and wrap results
7951 as applicable. Fold operands for -Wsign-compare warnings unless
7953 (c_objc_common_truthvalue_conversion): Handle results folded to
7954 integer constants that are not integer constant expressions.
7955 * doc/extend.texi: Document when typeof operands are evaluated,
7956 that condition of __builtin_choose_expr is an integer constant
7957 expression, and more about use of __builtin_constant_p in
7960 2009-03-29 Richard Guenther <rguenther@suse.de>
7962 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
7963 propagate addresses of array references.
7965 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
7967 * regmove.c (perhaps_ends_bb_p): Remove.
7968 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
7969 from INSN and check that the main loop stays within that basic block.
7970 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
7971 (regmove_forward_pass): Split out from regmove_optimize. Use
7972 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
7973 (regmove_backward_pass): Split out from regmove_optimize. Use
7974 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
7975 (regmove_optimize): Simplify.
7977 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7980 * config/i386/i386.c (classify_argument): Ignore flexible array
7981 member in struct and warn ABI change.
7983 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7985 * config/i386/i386-protos.h (ix86_agi_dependent): New.
7987 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
7988 (ix86_adjust_cost): Updated.
7990 2009-03-29 Jan Hubicka <jh@suse.cz>
7993 * tree-pass.h (pass_cleanup_eh): New function.
7994 (remove_unreachable_regions): Break code handling RTL
7995 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
7996 that can not be reached by runtime.
7997 (can_be_reached_by_runtime): New function.
7998 (label_to_region_map): New function.
7999 (num_eh_regions): New function.
8000 (rtl_remove_unreachable_regions): New function.
8001 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
8002 (remove_eh_region): New function.
8003 * except.h: Include sbitmap and vecprim.
8004 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
8005 num_eh_regions): Declare.
8006 * passes.c (init_optimization_passes): Schedule cleanup_eh.
8007 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
8008 * tree-eh.c (tree_remove_unreachable_handlers): New function.
8009 (tree_empty_eh_handler_p): New function.
8010 (cleanup_empty_eh): New function.
8011 (cleanup_eh): New function.
8012 (pass_cleanup_eh): New function.
8014 2009-03-29 Jan Hubicka <jh@suse.cz>
8016 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
8017 for removed regions.
8019 2009-03-29 Jan Hubicka <jh@suse.cz>
8021 * except.c (dump_eh_tree): Dump all datastructures.
8023 2009-03-29 Jan Hubicka <jh@suse.cz>
8025 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
8026 (duplicate_eh_regions_1): Likewise.
8027 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
8028 vector; call EH verification.
8029 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8030 Be ready for region being removed.
8032 2009-03-29 Jan Hubicka <jh@suse.cz>
8034 * bitmap.c (bitmap_last_set_bit): New function.
8035 * bitmap.h (bitmap_last_set_bit): Declare.
8037 2009-03-29 David Ayers <ayers@fsfe.org>
8040 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
8041 by calling objc_compare_types and surpress warnings about
8042 incompatible C pointers that are compatible ObjC pointers.
8044 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
8046 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
8047 call initialize_inline_failed.
8048 (initialize_inline_failed): Move it from here ...
8049 * cgraph.c (initialize_inline_failed): ... to here.
8050 (cgraph_create_edge): Call initialize_inline_failed rather than
8051 setting inline_failed directly.
8053 2009-03-29 Ben Elliston <bje@au.ibm.com>
8056 * sysv4.opt (msdata): Improve comment.
8057 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
8058 * sysv4.h (SVR4_ASM_SPEC): Likewise.
8060 2009-03-29 Ben Elliston <bje@au.ibm.com>
8063 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
8064 load and store attributes.
8066 2009-03-29 Ben Elliston <bje@au.ibm.com>
8068 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
8069 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
8070 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
8071 * doc/extend.texi (X86 Built-in Functions): Add index entries for
8072 __builtin_infq and __builtin_huge_valq.
8074 2009-03-28 Anatoly Sokolov <aesok@post.ru>
8076 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
8078 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8079 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
8081 2009-03-28 Xinliang David Li <davidxl@google.com>
8083 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
8084 (do_dbg_cnt): New function.
8086 2009-03-28 Jan Hubicka <jh@suse.cz>
8088 Merge from pretty-ipa:
8090 2009-03-27 Jan Hubicka <jh@suse.cz>
8092 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8093 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
8094 * passes.c (function_called_by_processed_nodes_p): New.
8095 * ipa-pure-const.c (check_call): Fix handling of operands.
8096 (analyze_function): Dump debug output for skipped bodies.
8097 (local_pure_const): Use function_called_by_processed_nodes_p.
8098 * dwarf2out.c (reference_to_unused): Use output.
8099 * passes.c (do_per_function_toporder): Likewise.
8101 2008-11-12 Jan Hubicka <jh@suse.cz>
8103 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
8104 * ipa-pure-const.c (funct_state_d): Add can throw field; make
8105 state_set_in_source enum
8106 (check_decl): Ignore memory tags; do not set fake looping flags;
8108 (check_operand, check_tree, check_rhs_var, check_lhs_var,
8109 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
8110 (check_call, analyze_function): Rewrite.
8112 (add_new_function): Update call of analyze_function.
8113 (generate_summary): Add call of analyze_function.
8114 (propagate): Propagate can_throw; handle state_set_in_source correctly.
8115 (local_pure_const): New function.
8116 (pass_local_pure_const): New pass.
8117 * ipa-inline.c (inline_transform): Set after_inlining.
8118 * tree-eh.c (stmt_can_throw_external): New.
8119 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
8120 work with aliasing built.
8121 * tree-flow.h (stmt_can_throw_external): New.
8122 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
8123 and local pure/const pass in early and late optimization queue.
8125 2009-03-28 Martin Jambor <mjambor@suse.cz>
8127 * fold-const.c (get_pointer_modulus_and_residue): New parameter
8129 (fold_binary): Allow function decl aligment consideration is the
8130 second argument is integer constant one.
8131 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
8132 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
8133 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
8135 2009-03-28 Jan Hubicka <jh@suse.cz>
8137 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
8138 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
8139 * function.h (rtl_data): Add nothrow flag.
8140 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
8141 set DECL_NOTHROW for AVAILABLE functions.
8143 2009-03-28 Jakub Jelinek <jakub@redhat.com>
8145 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
8146 following vector keyword has expansion starting with pixel or bool
8147 keyword, expand vector to __vector and pixel or bool to __pixel or
8151 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
8152 warn_if_disallowed_function_p): Removed.
8153 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
8154 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
8155 warning_if_disallowed_function_p.
8156 * flags.h (warn_if_disallowed_function_p,
8157 warn_disallowed_functions): Removed.
8158 * common.opt (Wdisallowed-function-list=): Removed.
8159 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
8161 2009-03-28 Richard Guenther <rguenther@suse.de>
8163 PR tree-optimization/38723
8164 * tree-ssa-pre.c (compute_avail): Add all default definitions to
8167 2009-03-28 Jan Hubicka <jh@suse.cz>
8169 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
8170 test introduced by my previous patch.
8172 2009-03-28 Richard Guenther <rguenther@suse.de>
8174 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
8175 the PHIs value undefined.
8177 2009-03-28 Jan Hubicka <jh@suse.cz>
8179 * tree-pass.h (pass_fixup_cfg): New pass.
8180 * ipa-inline.c (inline_transform): Set
8181 always_inline_functions_inlined/after_inlining.
8182 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
8183 (pass_fixup_cfg): New pass.
8184 * passes.c (init_optimization_passes): Add fixup_cfg.
8186 2009-03-28 Richard Guenther <rguenther@suse.de>
8188 PR tree-optimization/38458
8189 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
8190 argument use the arguments copy-of value.
8192 2009-03-28 Richard Guenther <rguenther@suse.de>
8194 PR tree-optimization/38180
8195 * tree-ssa-ccp.c (get_default_value): Simplify.
8196 (likely_value): Likewise.
8197 (surely_varying_stmt_p): Properly handle VOP case.
8198 (ccp_initialize): Likewise.
8199 (ccp_fold): Handle propagating through *&.
8200 (fold_const_aggregate_ref): Also handle decls.
8202 2009-03-28 Jan Hubicka <jh@suse.cz>
8204 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8205 * cgraph.h (cgraph_node): Likewise.
8206 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
8207 (cgraph_reset_node): Use process flag.
8208 (cgraph_mark_functions_to_output): Likewise.
8209 (cgraph_expand_function): Likewise.
8210 (cgraph_expand_all_functions): Likewise.
8211 (cgraph_output_in_order): Likewise.
8212 * dwarf2out.c (reference_to_unused): Likewise.
8213 * passes.c do_per_function_toporder): Likewise.
8215 2009-03-28 Jan Hubicka <jh@suse.cz>
8217 Bring from lto-branch:
8219 2008-09-03 Doug Kwan <dougkwan@google.com>
8221 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
8222 enums instead of reason strings.
8223 * cgraph.c (cgraph_create_edge): Same.
8224 (cgraph_inline_failed_string): New function.
8225 * cgraph.h (cgraph_inline_failed_t): New enum type.
8226 (cgraph_inline_failed_string): New prototype.
8227 (struct cgraph_edge): Change type of INLINED_FAILED from constant
8228 char pointer to cgraph_inline_failed_t.
8229 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
8230 (cgraph_default_inline_p): Ditto.
8231 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
8232 to cgraph_inline_failed_t pointer.
8233 * cif-code.def: New file.
8234 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
8236 (cgraph_check_inline_limits): Change type of REASON to pointer to
8237 cgraph_inline_failed_t. Replace reason strings with enums.
8238 (cgraph_default_inline_p): Ditto.
8239 (cgraph_recursive_inlining_p): Ditto.
8240 (update_caller_keys): Change type of FAILED_REASON to
8241 cgraph_inline_failed_t.
8242 (cgraph_set_inline_failed): Change type of REASON to pointer to
8243 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
8244 convert enums to strings for text output.
8245 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
8246 to be of type cgraph_inline_failed_t. Replace reason strings with
8247 enums. Call cgraph_inline_failed_string to covert enums
8248 to strings for text output.
8249 (cgraph_decide_inlining): Replace reason strings with enums.
8250 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
8251 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
8253 * tree-inline.c (expand_call_inline): Change type of REASON
8254 to cgraph_inline_failed_t. Replace reason strings with enums.
8255 Call cgraph_inline_failed_string for text output.
8256 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
8259 2009-03-28 Jan Hubicka <jh@suse.cz>
8261 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
8262 cgraph_clone_node): Remove master clone handling.
8263 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8264 * cgraph.h (master_clone): Remove.
8265 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8266 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
8267 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8269 2009-03-28 Jan Hubicka <jh@suse.cz>
8271 * cgraph.c (cgraph_function_body_availability): Functions declared
8272 inline are always safe to assume that it is not going to be replaced.
8274 2009-03-28 Richard Guenther <rguenther@suse.de>
8276 PR tree-optimization/38513
8277 * tree-ssa-pre.c (eliminate): Remove redundant stores.
8278 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8279 EXC_PTR_EXPR and FILTER_EXPR.
8280 (get_ref_from_reference_ops): Likewise.
8282 2009-03-28 Richard Guenther <rguenther@suse.de>
8284 PR tree-optimization/38968
8285 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
8286 Use FLOOR_MOD_EXPR to compute misalignment.
8288 2009-03-28 Richard Guenther <rguenther@suse.de>
8290 PR tree-optimization/37795
8291 * tree.h (combine_comparisons): Declare.
8292 * fold-const.c (combine_comparisons): Export.
8293 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
8295 (ifcombine_iforif): Use combine_comparisons.
8297 2009-03-28 Jan Hubicka <jh@suse.cz>
8299 * tree-eh.c (inlinable_call_p): New function.
8300 (make_eh_edges): Use it.
8301 (verify_eh_edges): Use it.
8302 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
8303 * except.c (reachable_next_level): Add inlinable_function argument
8304 (sjlj_find_directly_reachable_regions): Update.
8305 (add_reachable_handler): Do not set saw_any_handlers.
8306 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
8307 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8308 Add new inlinable call parameter.
8309 (can_throw_internal, can_throw_external): Update.
8310 * except.h (can_throw_internal_1, can_throw_external_1,
8311 foreach_reachable_handler): Update declaration.
8313 2009-03-28 Joseph Myers <joseph@codesourcery.com>
8315 * config/arm/t-arm-coff, config/h8300/coff.h,
8316 config/i386/i386-aout.h, config/i386/i386-coff.h,
8317 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
8318 config/pdp11/2bsd.h, config/rs6000/aix41.h,
8319 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
8320 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
8321 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
8322 sys-types.h: Remove.
8323 * Makefile.in: Remove protoize and fixproto support and references
8325 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
8326 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
8328 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
8329 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
8330 unprotoize$(exeext).
8331 (rest.encap): Don't depend on $(STMP_FIXPROTO)
8332 (.PHONY): Don't depend on proto.
8333 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
8334 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
8335 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
8336 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
8337 build/gen-protos.o, build/scan.o, xsys-protos.h,
8338 build/fix-header$(build_exeext), build/fix-header.o,
8339 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
8340 stmp-install-fixproto): Remove.
8341 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
8342 SYSCALLS.c or fixproto files.
8343 (install-common): Don't install protoize.
8344 (install-headers-tar, install-headers-cpio, install-headers-cp):
8345 Don't depend on $(STMP_FIXPROTO).
8346 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
8347 install fixproto files or write out fixproto settings.
8348 (uninstall): Don't uninstall protoize.
8349 * config.gcc (use_fixproto): Remove.
8350 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
8351 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
8352 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
8353 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
8354 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
8355 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
8356 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
8357 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
8358 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
8359 * config/t-vxworks (STMP_FIXPROTO): Remove.
8360 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
8361 STMP_FIXPROTO): Remove.
8362 * config.in, configure: Regenerate.
8363 * crtstuff.c (gid_t, uid_t): Don't undefine.
8364 * doc/install.texi: Change m68k-coff to m68k-elf in example.
8365 (arm-*-coff, arm-*-aout: Remove target entries.
8366 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
8367 Remove mention of AIX 4.1.
8368 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
8369 * doc/invoke.texi (Running Protoize): Remove.
8370 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
8371 (Protoize Caveats): Remove.
8372 * tsystem.h: Update comments on headers assumed to exist.
8374 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
8376 * genautomata.c: Add a new year to the copyright. Add a new
8378 (struct insn_reserv_decl): Add comments for member bypass_list.
8379 (find_bypass): Remove.
8380 (insert_bypass): New.
8381 (process_decls): Use insert_bypass.
8382 (output_internal_insn_latency_func): Output all bypasses with the
8383 same input insn in one switch case.
8385 * rtl.def (define_bypass): Describe bypass choice.
8386 * doc/md.texi (define_bypass): Ditto.
8388 2009-03-27 Richard Guenther <rguenther@suse.de>
8390 * gimplify.c (mark_addressable): Export.
8391 * tree-flow.h (mark_addressable): Declare.
8392 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
8393 * tree-ssa.c (verify_phi_args): Verify that address taken
8394 variables have TREE_ADDRESSABLE set.
8396 2009-03-27 Richard Guenther <rguenther@suse.de>
8398 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
8399 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
8400 Do not mark decls TREE_ADDRESSABLE.
8401 (build_fold_addr_expr): Adjust.
8402 (fold_addr_expr): Remove.
8403 (fold_unary): Use build_fold_addr_expr.
8404 (fold_comparison): Likewise.
8405 (split_address_to_core_and_offset): Likewise.
8406 * coverage.c (tree_coverage_counter_addr): Mark the array decl
8408 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
8409 (gimplify_modify_expr_to_memcpy): Mark source and destination
8411 * omp-low.c (create_omp_child_function): Mark the object decl
8413 (lower_rec_input_clauses): Mark the var we take the address of
8415 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
8417 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8420 * cfgexpand.c (expand_one_stack_var_at): Change alignment
8421 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
8423 2009-03-27 Richard Guenther <rguenther@suse.de>
8425 PR tree-optimization/39120
8426 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
8428 (handle_lhs_call): Process return constraints. Add escape
8429 constraints if necessary.
8430 (handle_const_call): Fill out return constraints. Make nested
8431 case more precise. Avoid consttmp if possible.
8432 (handle_pure_call): Fill out return constraints. Avoid
8433 callused if possible.
8434 (find_func_aliases): Simplify call handling.
8436 2009-03-27 Richard Guenther <rguenther@suse.de>
8438 PR tree-optimization/39120
8439 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
8440 as a representative.
8441 (solve_graph): Do propagate CALLUSED.
8442 (handle_pure_call): Use a scalar constraint from CALLUSED for
8444 (find_what_p_points_to): CALLUSED shall not appear in poins-to
8447 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8450 * c-common.c (handle_aligned_attribute): Properly check alignment
8451 overflow. Use (1U << i) instead of (1 << i).
8453 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
8455 * expr.h (get_mem_align_offset): Updated.
8457 * tree.h (tree_decl_common): Change align to "unsigned int" and
8458 move it before pointer_alias_set.
8460 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8461 Jakub Jelinek <jakub@redhat.com>
8464 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
8465 gr_register_operand with gr_reg_or_0_operand.
8466 (cmpxchg_rel_di): Likewise.
8467 (sync_lock_test_and_set<mode>): Likewise.
8469 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8471 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
8472 (true_regnum): Likewise.
8474 * rtlanal.c (subreg_info): Moved to ...
8475 * rtl.h (subreg_info): Here. New.
8476 (subreg_get_info): New.
8478 * rtlanal.c (subreg_get_info): Make it extern.
8480 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8483 * config/i386/i386.c (ix86_abi): New.
8484 (override_options): Handle -mabi=.
8485 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
8486 (ix86_call_abi_override): Likewise.
8487 (init_cumulative_args): Likewise.
8488 (function_arg_advance): Likewise.
8489 (function_arg_64): Likewise.
8490 (function_arg): Likewise.
8491 (ix86_pass_by_reference): Likewise.
8492 (ix86_function_value_regno_p): Likewise.
8493 (ix86_build_builtin_va_list_abi): Likewise.
8494 (setup_incoming_varargs_64): Likewise.
8495 (is_va_list_char_pointer): Likewise.
8496 (ix86_init_machine_status): Likewise.
8497 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
8498 (ix86_function_type_abi): Return enum calling_abi. Rewrite
8499 for 64bit. Replace DEFAULT_ABI with ix86_abi.
8500 (ix86_function_abi): Make it static and return enum calling_abi.
8501 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
8503 (ix86_fn_abi_va_list): Updated.
8505 * config/i386/i386.h (ix86_abi): New.
8506 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
8507 (CONDITIONAL_REGISTER_USAGE): Likewise.
8508 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
8509 (machine_function): Likewise.
8511 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
8513 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
8514 (STACK_BOUNDARY): Likewise.
8515 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
8517 * config/i386/i386.opt (mabi=): New.
8519 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
8520 return enum calling_abi.
8521 (ix86_function_type_abi): Likewise.
8522 (ix86_function_abi): Removed.
8524 * doc/invoke.texi: Document -mabi= option for x86.
8526 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8528 * builtins.c (real_dconstp): Delete.
8529 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
8531 2009-03-27 Dodji Seketeli <dodji@redhat.com>
8532 Jakub Jelinek <jakub@redhat.com>
8535 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
8536 (gen_subprogram_die): When a function is explicit, generate the
8537 DW_AT_explicit attribute.
8538 * langhooks.h (struct lang_hooks_for_decls): Add
8539 function_decl_explicit_p langhook.
8540 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
8541 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
8543 2009-03-27 Jakub Jelinek <jakub@redhat.com>
8545 * builtins.c (fold_builtin_memory_op): Optimize memmove
8546 into memcpy if we can prove source and destination don't overlap.
8548 * tree-inline.c: Include gt-tree-inline.h.
8549 (clone_fn_id_num): New variable.
8550 (clone_function_name): New function.
8551 (tree_function_versioning): Use it.
8552 * Makefile.in (GTFILES): Add tree-inline.c.
8554 2009-03-27 Mark Mitchell <mark@codesourcery.com>
8556 * BASE-VER: Change to 4.5.0.
8558 2009-03-27 Xinliang David Li <davidxl@google.com>
8560 PR tree-optimization/39557
8561 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
8563 2009-03-27 Xinliang David Li <davidxl@google.com>
8565 PR tree-optimization/39548
8566 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
8569 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8571 * c-common.c (pointer_int_sum): Use %wd on return from
8574 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8576 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
8577 on return from tree_low_cst.
8579 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
8582 * ginclude/stdarg.h (va_copy): Define also for
8583 __GXX_EXPERIMENTAL_CXX0X__.
8585 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8588 * builtins.h (c_strlen): Do not warn here.
8589 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8590 * c-common.c (pointer_int_sum): Take an explicit location.
8591 Warn about offsets out of bounds.
8592 * c-common.h (pointer_int_sum): Adjust declaration.
8594 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8596 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
8599 2009-03-26 Jakub Jelinek <jakub@redhat.com>
8602 * opts.c (warn_if_disallowed_function_p): Don't assume
8603 get_callee_fndecl must return non-NULL.
8605 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
8607 PR rtl-optimization/39522
8608 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
8609 when reg_reloaded_valid is set.
8611 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8613 * config/spu/divv2df3.c: New file.
8614 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
8615 (DPBIT_FUNCS): Filter out _div_df.
8617 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
8619 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
8620 a jump insn, count that jump in the distance to the loop start.
8622 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
8625 * config/sh/sh.c (calc_live_regs): Fix condition for global
8626 registers except PIC_OFFSET_TABLE_REGNUM.
8628 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
8631 * doc/invoke.texi (-mconsole): New.
8635 (-mnop-fun-dllimport): New.
8639 (sub section "i386 and x86-64 Windows Options"): New.
8641 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
8643 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
8644 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
8646 2009-03-25 Richard Guenther <rguenther@suse.de>
8649 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
8652 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
8654 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
8655 neither of haifa/selective schedulers are working.
8657 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8659 * doc/invoke.texi (Debugging Options): Fix description of
8660 -fno-merge-debug-strings.
8662 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
8664 * config/cris/libgcc.ver: New version-script.
8665 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
8667 * configure.ac <GAS features, nop mnemonic>: Add pattern
8668 crisv32-*-* for "nop".
8669 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
8670 * configure: Regenerate.
8672 2009-03-24 Ira Rosen <irar@il.ibm.com>
8674 PR tree-optimization/39529
8675 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
8676 mark_sym_for_renaming for the tag copied to the new vector
8679 2009-03-24 Arthur Loiret <aloiret@debian.org>
8681 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
8682 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
8683 EXTRA_SPEC_FUNCTIONS.
8684 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
8685 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
8686 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
8687 -march and -mtune options.
8689 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
8691 * config/m68k/t-rtems: Add m5329 multilib.
8693 2009-03-24 Dodji Seketeli <dodji@redhat.com>
8694 Jakub Jelinek <jakub@redhat.com>
8697 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
8700 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8703 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
8704 instead of c_parser_expression_conv, if original_code isn't one of the
8705 4 allowed comparison codes, fail.
8707 2009-03-23 Richard Guenther <rguenther@suse.de>
8709 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
8710 * tree.h (struct tree_type): Likewise.
8711 * reload.h (struct insn_chain): Likewise.
8712 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
8713 * function.h (struct function): Likewise.
8714 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
8716 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8718 PR tree-optimization/39516
8719 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
8721 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
8723 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
8724 should be set true if BITS_PER_WORD of target is bigger than 32
8726 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
8728 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
8729 Translate -B-options to -rpath-link. Correct existing
8730 rpath-link and conditionalize on !nostdlib.
8732 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8734 * doc/extend.texi (Function Attributes, Variable Attributes):
8736 * doc/invoke.texi (Debugging Options, Optimize Options)
8737 (i386 and x86-64 Options, MCore Options): Likewise.
8739 2009-03-20 Jakub Jelinek <jakub@redhat.com>
8742 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
8743 it for block local namespace aliases.
8744 (gen_decl_die): Pass context_die to gen_namespace_die.
8746 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8749 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
8750 minimum or maximum value.
8752 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
8754 * reginfo.c (globalize_reg): Recompute derived reg sets.
8756 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
8759 * libgcc2.c (mprotect): Do not use signed arguments for
8760 VirtualProtect, use DWORD arguments. Also fix the 'may
8761 be used uninitialized' warning for the np variable.
8763 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8766 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
8767 functions using regparm calling conventions when not optimizing.
8768 (ix86_function_sseregparm): Similarly for sseregparm calling
8771 2009-03-19 Li Feng <nemokingdom@gmail.com>
8774 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
8775 dependence if the first conflict is after niter iterations.
8777 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
8780 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
8781 functions with dynamic stack-pointer adjustments.
8783 2009-03-19 Ben Elliston <bje@au.ibm.com>
8785 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
8786 option; change to -msdata=data.
8788 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8790 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
8793 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
8796 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
8798 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
8800 * doc/invoke.texi (Code Gen Options): Expand discussion of
8803 2009-03-18 Jakub Jelinek <jakub@redhat.com>
8805 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
8806 * matrix-reorg.c (struct matrix_info): Likewise.
8807 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
8808 * rtl.h (struct mem_attrs): Likewise.
8809 * df.h (struct df): Likewise.
8810 * tree-data-ref.h (struct data_dependence_relation): Likewise.
8811 * ira-int.h (struct ira_allocno): Likewise.
8812 * df-scan.c (struct df_collection_rec): Likewise.
8813 * ira.c (struct equivalence): Likewise.
8814 * function.c (struct temp_slot): Likewise.
8815 * cfgloop.h (struct loop): Likewise.
8818 * function.c (use_register_for_decl): When not optimizing, disregard
8819 register keyword for variables with types containing methods.
8821 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
8824 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
8825 (is_simple_operand): Call contains_component_ref_p before calling data
8826 reference analysis that would fail on COMPONENT_REFs.
8828 * tree-vrp.c (search_for_addr_array): Fix formatting.
8830 2009-03-18 Richard Guenther <rguenther@suse.de>
8832 * tree-vect-transform.c (vect_loop_versioning): Fold the
8833 generated comparisons.
8834 * tree-vectorizer.c (set_prologue_iterations): Likewise.
8835 (slpeel_tree_peel_loop_to_edge): Likewise.
8837 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8840 * opts.c (print_specific_help): In addition to `undocumented',
8841 accept `separate' and `joined' flags if passed alone. Describe
8842 output by the first matched one of those.
8843 (common_handle_option): Skip over empty strings.
8844 * gcc.c (display_help): Fix help string for `--help='.
8845 * doc/invoke.texi (Option Summary, Overall Options): With
8846 `--help=', classes and qualifiers can both be repeated, but
8847 only the latter can be negated. One should not pass only
8848 negated qualifiers. Fix markup and examples.
8851 2008-10-14 Jakub Jelinek <jakub@redhat.com>
8853 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
8854 and -fhelp=separate.
8856 2009-03-17 Jing Yu <jingyu@google.com>
8859 * function.h (struct rtl_data): Move is_thunk from here...
8860 (struct function): ...to here.
8861 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
8862 * varasm.c (assemble_start_function): Change is_thunk from crtl to
8864 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
8866 (alpha_does_function_need_gp, alpha_start_function): Likewise.
8867 (alpha_output_function_end_prologue): Likewise.
8868 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
8869 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
8870 (rs6000_output_function_epilogue): Likewise.
8871 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8873 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
8876 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
8877 from different units in a single alternative.
8878 (*truncdfsf_i387): Ditto.
8879 (*truncxfsf2_mixed): Ditto.
8880 (*truncxfdf2_mixed): Ditto.
8882 2009-03-17 Jakub Jelinek <jakub@redhat.com>
8884 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
8885 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
8888 * tree-ssa-live.c (remove_unused_locals): Don't remove local
8889 unused non-artificial variables when not optimizing.
8892 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
8893 DW_TAG_imported_module even if decl is IMPORTED_DECL with
8894 NAMESPACE_DECL in its DECL_INITIAL.
8897 * optabs.c (set_user_assembler_libfunc): New function.
8898 * expr.h (set_user_assembler_libfunc): New prototype.
8899 * c-common.c: Include libfuncs.h.
8900 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
8901 for memcmp, memset, memcpy, memmove and abort.
8902 * Makefile.in (c-common.o): Depend on libfuncs.h.
8905 * dwarf2out.c (gen_inlined_enumeration_type_die,
8906 gen_inlined_structure_type_die, gen_inlined_union_type_die,
8907 gen_tagged_type_instantiation_die): Removed.
8908 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
8911 2009-03-17 Janis Johnson <janis187@us.ibm.com>
8914 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
8916 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
8917 (check-parallel-%): Ditto.
8918 (check-consistency): Ditto.
8920 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
8922 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
8923 local variable rhs by NULL_TREE.
8925 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8928 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
8930 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8933 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
8935 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8938 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
8939 for ms->sysv ABI calls only in 64bit mode.
8941 * config/i386/i386.md (untyped_call): Support 32bit.
8943 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
8945 * doc/extend.texi: Replace x86_65 with x86_64.
8947 2009-03-16 Jakub Jelinek <jakub@redhat.com>
8949 PR tree-optimization/39455
8950 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
8951 mismatches for POINTER_TYPE_P (type).
8952 (number_of_iterations_le): Likewise.
8954 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8956 * config/picochip/picochip.c: Removed profiling support.
8957 * config/picochip/picochip.md: Removed profiling instruction.
8958 * config/picochip/picochip.h: Removed profiling builtin.
8960 2009-03-16 Joseph Myers <joseph@codesourcery.com>
8962 * doc/install.texi (--with-host-libstdcxx): Document.
8964 2009-03-14 Anatoly Sokolov <aesok@post.ru>
8967 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
8968 generate a warning if the function name does not begin with
8969 "__vector" and the function has either the 'signal' or 'interrupt'
8970 attribute, from here to ...
8971 (avr_declare_function_name): ...here. New function.
8972 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
8973 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
8975 2009-03-14 Jakub Jelinek <jakub@redhat.com>
8978 * cse.c (fold_rtx): Don't modify original const_arg1 when
8979 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
8980 separate variable instead.
8981 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
8982 from out of range shift counts.
8983 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
8985 2009-03-13 Catherine Moore <clm@codesourcery.com>
8987 * config/i386/x-mingw32 (host-mingw32.o): Replace
8988 diagnostic.h with $(DIAGNOSTIC_H).
8990 2009-03-12 Jakub Jelinek <jakub@redhat.com>
8993 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
8995 * config/i386/sync.md (sync_compare_and_swap<mode>,
8996 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
8997 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
8999 (sync_double_compare_and_swapdi_pic,
9000 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
9001 cmpxchg8b_pic_memory_operand instead of just memory_operand.
9003 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
9006 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
9008 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
9011 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
9012 (avx_addsubv4df3): Likewise.
9013 (*avx_addsubv4sf3): Likewise.
9014 (sse3_addsubv4sf3): Likewise.
9016 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
9019 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
9021 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
9024 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
9025 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9026 registers for allocnos created from user-defined variables.
9028 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9031 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
9032 of non-integer mode as well.
9034 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
9036 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
9037 for functions for which the parameter types are unknown.
9039 2009-03-11 Jakub Jelinek <jakub@redhat.com>
9042 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
9043 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
9044 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
9045 * config/i386/i386.c (ix86_local_alignment): For
9046 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
9047 long long variables on the stack to avoid dynamic realignment.
9048 Allow the first argument to be a decl rather than type.
9049 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
9051 2009-03-11 Nick Clifton <nickc@redhat.com>
9054 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
9056 Add description to mno-lsim option.
9057 * config/mcore/mcore.h: Remove comment about deprecated m4align
9059 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
9060 * doc/invoke.texi: Add description of mno-lsim and
9061 mstack-increment options.
9063 * config/fr30/fr30.opt: Document the -mno-lsim option.
9064 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
9065 and -mno-lsim options.
9067 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9069 * fold-const.c (fold_comparison): Only call fold_inf_compare
9070 if the mode supports infinities.
9072 2009-03-11 Jason Merrill <jason@redhat.com>
9075 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
9076 end already did. Notice GIMPLE_CALL modifications of the result.
9077 Don't copy debug information from an ignored decl or a decl from
9080 2009-03-10 Richard Guenther <rguenther@suse.de>
9081 Nathan Froyd <froydnj@codesourcery.com>
9084 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
9085 (__divMODE3): Likewise.
9087 2009-03-09 Jakub Jelinek <jakub@redhat.com>
9089 PR tree-optimization/39394
9090 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
9091 DECL_SIZE_UNIT of variable length FIELD_DECLs.
9093 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9095 * recog.c (verfiy_changes): Disallow renaming of hard regs in
9096 inline asms for register asm ("") declarations.
9098 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
9100 * fold-const.c (fold_unary): Fix comment.
9102 2009-03-07 Jan Hubicka <jh@suse.cz>
9105 * tree-inline.c (setup_one_parameter): Do replacement of const
9106 argument by constant in SSA form.
9108 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9111 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
9112 determine alignment passed to assign_stack_local.
9113 (assign_parms_unsplit_complex): Likewise.
9114 * except.c (sjlj_build_landing_pads): Likewise.
9116 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9119 * tree-flow.h (add_referenced_var): Return bool instead of void.
9120 * tree-dfa.c (add_referenced_var): Return result of
9121 referenced_var_check_and_insert call.
9122 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
9123 of referenced_var_check_and_insert.
9126 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
9127 (gen_variable_die): Emit DW_AT_location on abstract static variable's
9128 DIE, don't emit it if abstract origin already has it.
9129 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
9130 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
9132 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9134 * genpreds.c (needs_variable): Fix parentheses at variable name
9136 (write_tm_constrs_h): Indent generated code.
9138 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9140 * doc/extend.texi (Function Attributes): Add documentation
9143 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9146 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
9147 take locus from its DECL_SOURCE_LOCATION instead of input_location.
9149 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9151 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
9154 2009-03-05 Jakub Jelinek <jakub@redhat.com>
9157 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
9158 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
9160 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
9162 * config/i386/i386.md (R8_REG, R9_REG): New constants.
9163 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
9164 constants instead of magic numbers.
9165 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9167 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
9168 (x86_64_ms_abi_int_parameter_registers): Ditto.
9169 (x86_64_int_return_registers): Ditto.
9170 (ix86_maybe_switch_abi): Ditto.
9171 (ix86_expand_call): Ditto for clobbered_registers array.
9172 (ix86_hard_regno_mode_ok): Ditto.
9173 (x86_extended_QIreg_mentioned_p): Ditto.
9175 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
9177 PR tree-optimization/39349
9178 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
9180 * combine.c (gen_lowpart_for_combine): Use omode when generating
9183 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
9185 PR rtl-optimization/39235
9186 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
9188 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9190 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
9192 2009-03-04 Richard Guenther <rguenther@suse.de>
9194 PR tree-optimization/39362
9195 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
9196 that occur in abnormal PHIs should be varying.
9198 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9200 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
9202 (simple_iv): Take loop as an argument instead of statement.
9203 * tree-scalar-evolution.h (simple_iv): Declaration changed.
9204 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
9206 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
9208 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
9209 * matrix-reorg.c (analyze_transpose): Ditto.
9210 * tree-data-ref.c (dr_analyze_innermost): Ditto.
9211 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9212 * tree-predcom.c (ref_at_iteration): Ditto.
9213 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
9215 2009-03-04 Richard Guenther <rguenther@suse.de>
9217 PR tree-optimization/39358
9218 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
9219 escaped_id and callused_id.
9220 (solve_graph): Likewise.
9222 2009-03-04 Richard Guenther <rguenther@suse.de>
9224 PR tree-optimization/39339
9225 * tree-sra.c (try_instantiate_multiple_fields): Make it
9226 no longer ICE on the above.
9228 2009-03-03 Joseph Myers <joseph@codesourcery.com>
9230 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
9231 that fits within Pmode.
9233 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9236 * tm.texi (LIBCALL_VALUE): Update description.
9238 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9241 * doc/extend.texi (section): Update description.
9243 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
9246 * tree-inline.c (remapped_type): New.
9247 (can_be_nonlocal): Call remapped_type instead of remap_type.
9249 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9252 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
9253 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
9255 2009-03-03 Richard Guenther <rguenther@suse.de>
9258 * tree.c (tree_nonartificial_location): New function.
9259 * tree.h (tree_nonartificial_location): Declare.
9260 * builtins.c (expand_builtin_memory_chk): Provide location
9261 of the call location for artificial function pieces.
9262 (maybe_emit_chk_warning): Likewise.
9263 (maybe_emit_sprintf_chk_warning): Likewise.
9264 (maybe_emit_free_warning): Likewise.
9265 * expr.c (expand_expr_real_1): Likewise.
9267 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9269 PR tree-optimization/39343
9270 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
9271 COMPONENT_REF t has ARRAY_TYPE.
9273 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
9276 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
9277 when the type precision of the induction variable should be
9278 larger than the type precision of nit.
9279 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
9280 * graphite.c (graphite_loop_normal_form): Same.
9281 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
9283 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9285 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
9286 (*call_1_rex64_ms_sysv): Use named constants instead of magic
9287 numbers to describe clobbered registers.
9288 (*call_value_0_rex64_ms_sysv): Ditto.
9289 * config/i386/mmx.md (mmx_emms): Ditto.
9292 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
9294 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
9297 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9299 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
9300 (spu_section_type_flags): New function.
9302 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9304 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
9305 reg_class_contents of FLOAT_REGS into a temporary.
9307 2009-03-02 Richard Guenther <rguenther@suse.de>
9308 Ira Rosen <irar@il.ibm.com>
9310 PR tree-optimization/39318
9311 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
9312 information to the vectorized statement.
9314 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
9316 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
9317 variable. Use defined names instead of magic constants for REX SSE
9320 2009-03-01 Richard Guenther <rguenther@suse.de>
9322 PR tree-optimization/39331
9323 * omp-low.c (lower_send_shared_vars): Do not receive new
9324 values for the reference of DECL_BY_REFERENCE parms or results.
9326 2009-03-01 Jan Hubicka <jh@suse.cz>
9329 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
9330 BLOCK_NONLOCALIZED_VAR): New macros.
9331 (tree_block): Add nonlocalized_vars.
9332 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
9333 gen_decl_die): Add origin argument. Allow generation of die with
9334 origin at hand only.
9335 (gen_member_die, gen_type_die_with_usage, force_decl_die,
9336 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
9338 (gen_block_die): Fix checking for unused blocks.
9339 (process_scope_var): Break out from .... ; work with origins only.
9340 (decls_for_scope) ... here; process nonlocalized list.
9341 (dwarf2out_ignore_block): Look for nonlocalized vars.
9342 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
9344 (dump_scope_block): Dump them.
9345 * tree-inline.c (remap_decls): Handle nonlocalized vars.
9346 (remap_block): Likewise.
9347 (can_be_nonlocal): New predicate.
9348 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
9350 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9352 * configure: Regenerate.
9354 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9356 * optc-gen.awk: No need to duplicate option flags twice.
9357 Reuse help texts for duplicate options which do not have any.
9359 * gcc.c (display_help): Document --version.
9361 * gcc.c (main): If print_help_list and verbose_flag, ensure
9362 driver output comes before subprocess output.
9364 * optc-gen.awk: Assign all remaining fields to help string,
9365 space-separated, for multi-line help in *.opt.
9367 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
9368 -Wno-pedantic-ms-format is for MinGW targets only.
9370 * doc/options.texi (Option file format): Fix bad indentation,
9371 restoring dropped sentence.
9373 2009-02-28 Jan Hubicka <jh@suse.cz>
9375 * tree-inline.c (tree_function_versioning): Output debug info.
9377 2009-02-28 Jan Hubicka <jh@suse.cz>
9380 * tree-inline.c (setup_one_parameter): Do not copy propagate
9381 arguments when not optimizing.
9383 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
9386 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
9387 (avx_addsubv4df3): Likewise.
9388 (*avx_addsubv4sf3): Likewise.
9389 (sse3_addsubv4sf3): Likewise.
9390 (*avx_addsubv2df3): Likewise.
9391 (sse3_addsubv2df3): Likewise.
9392 (avx_unpckhps256): Correct item selectors.
9393 (avx_unpcklps256): Likewise.
9394 (avx_unpckhpd256): Likewise.
9395 (avx_unpcklpd256): Likewise.
9397 2009-02-28 Jan Hubicka <jh@suse.cz>
9399 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
9401 (copy_arguments_for_versioning): If var is declared don't declare it.
9402 (tree_function_versioning): First setup substitutions and then copy
9405 2009-02-27 Jan Hubicka <jh@suse.cz>
9408 * cgraph.h (varpool_output_debug_info): Remove.
9409 * cgraphunit.c (varpool_output_debug_info): Remove.
9410 * dwarf2out.c (deferred_locations_struct): New struct
9411 (deferred_locations): New type.
9412 (deferred_locations_list): New static var.
9413 (deffer_location): New function.
9414 (gen_variable_die): Use it.
9415 (decls_for_scope): Output info on local static vars.
9416 (dwarf2out_finish): Process deferred locations.
9417 * varpool.c (varpool_output_debug_info): Remove.
9419 2009-02-27 Jan Hubicka <jh@suse.cz>
9422 * tree.h (TREE_PROTECTED): Fix comment.
9423 (BLOCK_HANDLER_BLOCK): Remove.
9424 (struct tree_block): Remove handler_block add body_block.
9425 (inlined_function_outer_scope_p): New.
9426 (is_body_block): Remove.
9427 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
9428 * dwarf2out.c (is_inlined_entry_point): Remove.
9429 (add_high_low_attributes): Use inlined_function_outer_scope_p.
9430 (gen_block_die): Use is_inlined_entry_point check. Remove body block
9432 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
9433 * gimplify.c (gimplify_expr): Gimplify body blocks.
9434 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
9435 block with multiple subblocks.
9436 (dump_scope_block): Prettier output; dump more flags and info.
9437 (dump_scope_blocks): New.
9438 (remove_unused_locals): Use dump_scope_blocks.
9439 * tree-flow.h (dump_scope_blocks): Declare.
9440 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
9441 * stmt.c (is_body_block): Remove.
9442 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
9443 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
9445 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
9448 * graphite.c (graphite_loop_normal_form): Do not call
9449 number_of_iterations_exit from a gcc_assert.
9451 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9453 * config/s390/s390.c (s390_swap_cmp): Look for conditional
9454 jumps if COND is NULL.
9455 (find_cond_jump): New function.
9456 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
9457 * config/s390/s390.md: Remove z10_cobra attribute value.
9459 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
9461 * config/alpha/alpha.h (alpha_expand_mov): Return false if
9462 force_const_mem returns NULL_RTX.
9464 2009-02-26 Jan Hubicka <jh@suse.cz>
9467 * cgraph.h (varpool_output_debug_info): Remove.
9468 * cgraphunit.c (varpool_output_debug_info): Remove.
9469 * dwarf2out.c (deferred_locations_struct): New struct
9470 (deferred_locations): New type.
9471 (deferred_locations_list): New static var.
9472 (deffer_location): New function.
9473 (gen_variable_die): Use it.
9474 (decls_for_scope): Output info on local static vars.
9475 (dwarf2out_finish): Process deferred locations.
9476 * varpool.c (varpool_output_debug_info): Remove.
9478 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
9480 PR rtl-optimization/39241
9481 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
9482 to subreg_offset_representable_p.
9484 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9486 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
9487 execute function prototype. Get f and nregs from max_reg_num
9488 and get_insns. Remove the first backward pass as it's dead,
9489 guard the forward pass by flag_expensive_optimizations.
9490 (rest_of_handle_regmove): Delete.
9491 (pass_regmove): Replace it with regmove_optimize.
9493 2009-02-25 Martin Jambor <mjambor@suse.cz>
9495 PR tree-optimization/39259
9496 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
9497 calls_alloca function flags.
9498 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
9501 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9503 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
9504 flags_set_1_rtx, flags_set_1_set): Delete.
9505 (regmove_optimize): Do not call mark_flags_life_zones.
9507 2009-02-24 Julian Brown <julian@codesourcery.com>
9510 * config/arm/arm.c (require_pic_register): Only set
9511 cfun->machine->pic_reg once per function.
9513 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
9515 * doc/invoke.texi (Link Options): Document an easier way to pass
9516 options that take arguments to the GNU linker using -Xlinker and -Wl.
9518 2009-02-24 Steve Ellcey <sje@cup.hp.com>
9521 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
9523 2009-02-24 Richard Guenther <rguenther@suse.de>
9526 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
9528 2009-02-24 Richard Guenther <rguenther@suse.de>
9529 Zdenek Dvorak <ook@ucw.cz>
9531 PR tree-optimization/39233
9532 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
9533 from converting them to a generic type.
9535 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
9537 PR tree-optimization/39260
9538 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
9539 contains a condition with a real type.
9540 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
9542 2009-02-23 Jason Merrill <jason@redhat.com>
9545 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
9546 narrowing_initializer_constant_valid_p.
9547 (narrowing_initializer_constant_valid_p): Don't return
9548 null_pointer_node for adding a pointer to itself.
9550 2009-02-23 Jan Hubicka <jh@suse.cz>
9553 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
9556 2009-02-23 Jan Hubicka <jh@suse.cz>
9558 PR tree-optimization/37709
9559 * tree.c (block_ultimate_origin): Move here from dwarf2out.
9560 * tree.h (block_ultimate_origin): Declare.
9561 * dwarf2out.c (block_ultimate_origin): Move to tree.c
9562 * tree-ssa-live.c (remove_unused_scope_block_p):
9563 Eliminate blocks containig no instructions nor live variables nor
9565 (dump_scope_block): New function.
9566 (remove_unused_locals): Enable removal of dead blocks by default;
9567 enable dumping at TDF_DETAILS.
9569 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9571 * config/i386/i386.c (classify_argument): Don't allow COImode
9573 (function_arg_advance_32): Don't allow OImode.
9574 (function_arg_32): Likewise.
9575 (function_value_32): Likewise.
9576 (return_in_memory_32): Likewise.
9577 (function_arg_64): Remove OImode comment.
9579 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9582 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9583 ix86_expand_vector_set for V4DImode in 64bit mode only.
9584 (ix86_expand_vector_init_one_var): Likewise.
9586 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
9588 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
9590 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9593 * loop-iv.c: Revert last change.
9594 * emit-rtl.c: Likewise.
9596 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9599 * config/i386/i386.c (type_natural_mode): Remove an extra
9600 space in the warning message.
9601 (function_value_32): Handle 32-byte vector modes.
9602 (return_in_memory_32): Likewise.
9604 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9606 * loop-iv.c (truncate_value): New function.
9607 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
9609 (lowpart_subreg): Move to...
9610 * emit-rtl.c: ...here.
9612 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
9614 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
9615 accidental and undocumented change at revision 140860.
9617 2009-02-21 Joseph Myers <joseph@codesourcery.com>
9619 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
9620 take gimple_seq * arguments.
9621 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
9622 types_compatible_p langhook.
9624 2009-02-20 Mark Mitchell <mark@codesourcery.com>
9625 Joseph Myers <joseph@codesourcery.com>
9627 * config/arm/arm.c (arm_builtin_va_list): New function.
9628 (arm_expand_builtin_va_start): Likewise.
9629 (arm_gimplify_va_arg_expr): Likewise.
9630 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
9631 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
9632 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
9633 (va_list_type): New variable.
9634 (arm_mangle_type): Mangle va_list_type appropriately.
9636 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9639 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
9640 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
9641 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
9642 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
9643 parameter to 1000 for -O1 by default.
9644 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
9646 * loop-invariant.c: Include params.h.
9647 (move_loop_invariants): Don't call move_single_loop_invariants on
9650 2009-02-20 Jaka Mocnik <jaka@xlab.si>
9652 * calls.c (emit_library_call_value_1): Use slot_offset instead of
9653 offset when calculating bounds for indexing stack_usage_map. Fixes
9654 a buffer overflow with certain target setups.
9656 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9659 * calls.c (expand_call): Clear try_tail_call if caller and callee
9660 disagree in promotion of function return value.
9662 2009-02-19 Jakub Jelinek <jakub@redhat.com>
9665 * c-common.c (c_determine_visibility): If visibility changed and
9666 DECL_RTL has been already set, call make_decl_rtl to update symbol
9669 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
9672 * varasm.c (assemble_variable): Don't check DECL_NAME when
9673 globalizing a variable.
9675 2009-02-19 Joseph Myers <joseph@codesourcery.com>
9678 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
9679 expression before any __builtin_trap call.
9680 * c-typeck.c (build_function_call): Convert and check function
9681 arguments before generating a call to a trap. Evaluate the
9682 function arguments before the trap.
9684 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
9687 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
9688 (UNSPEC_FXAM_MEM): New unspec.
9689 (fxam<mode>2_i387_with_temp): New insn and split pattern.
9690 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
9691 memory using fxam<mode>2_i387_with_temp to remove excess precision.
9693 2009-02-19 Richard Guenther <rguenther@suse.de>
9695 PR tree-optimization/39207
9696 PR tree-optimization/39074
9697 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
9698 storedanything_tree): New.
9699 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
9700 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
9701 (build_succ_graph): Add edges from STOREDANYTHING to all
9703 (init_base_vars): Initialize STOREDANYTHING.
9704 (compute_points_to_sets): Free substitution info after
9705 building the succ graph.
9706 (ipa_pta_execute): Likewise.
9708 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
9710 (do_ds_constraint): Do not add to special var or non-pointer
9712 (type_could_have_pointers): Split out from ...
9713 (could_have_pointers): ... here. For arrays use the element type.
9714 (create_variable_info_for): Initialize may_have_pointers.
9715 (new_var_info): Likewise.
9716 (handle_lhs_call): Make the HEAP variable unknown-sized.
9717 (intra_create_variable_infos): Use a type with pointers for
9718 PARM_NOALIAS, make it unknown-sized.
9720 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
9723 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
9725 2009-02-18 Jason Merrill <jason@redhat.com>
9728 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
9729 value if DECL_EXTERNAL.
9730 * tree-sra.c (sra_walk_gimple_assign): Likewise.
9731 * target.h (gcc_target::binds_local_p): Clarify "module".
9732 * tree.h (TREE_PUBLIC): Clarify "module".
9734 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
9737 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
9738 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
9740 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
9743 * c.opt (Wabi): Support C and ObjC.
9746 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
9748 * config/i386/i386.c (classify_argument): Warn once about the ABI
9749 change when passing union with long double.
9751 * doc/invoke.texi: Update -Wabi for warning psABI changes.
9753 2009-02-18 Joseph Myers <joseph@codesourcery.com>
9756 * c-parser.c (c_parser_compound_statement): Always enter and leave
9759 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9762 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
9764 2009-02-18 Jakub Jelinek <jakub@redhat.com>
9766 PR tree-optimization/36922
9767 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
9768 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
9771 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9773 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
9776 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9778 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
9780 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9782 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
9785 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
9786 Richard Sandiford <rdsandiford@googlemail.com>
9788 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
9789 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
9790 (loongson_biadd): ...this.
9792 2009-02-17 Richard Guenther <rguenther@suse.de>
9794 PR tree-optimization/39202
9795 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
9796 a var make sure to follow existing collapses.
9798 2009-02-17 Richard Guenther <rguenther@suse.de>
9801 * langhooks.c (lhd_print_error_function): Check for NULL block.
9803 2009-02-17 Richard Guenther <rguenther@suse.de>
9805 PR tree-optimization/39204
9806 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
9809 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
9811 * config/soft-fp/double.h: Update from glibc CVS.
9813 2009-02-17 Richard Guenther <rguenther@suse.de>
9815 PR tree-optimization/39207
9816 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
9817 strict-aliasing warnings for pointers pointing to NULL.
9819 2009-02-16 Joseph Myers <joseph@codesourcery.com>
9822 * c-parser.c (c_parser_braced_init): Call pop_init_level when
9823 skipping until next close brace.
9825 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
9828 * config/i386/i386.c (ix86_expand_push): Set memory alignment
9829 to function argument boundary.
9831 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9833 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
9834 in the lea_add. Reload eventually constraints it properly.
9835 * config/picochip/constraints.md: Remove the target constraint
9836 "b", since it is not needed anymore.
9838 2009-02-16 Jakub Jelinek <jakub@redhat.com>
9840 * gthr-dce.h: Uglify function parameter and local variable names.
9841 * gthr-gnat.h: Likewise.
9842 * gthr-mipssde.h: Likewise.
9843 * gthr-nks.h: Likewise.
9844 * gthr-posix95.h: Likewise.
9845 * gthr-posix.h: Likewise.
9846 * gthr-rtems.h: Likewise.
9847 * gthr-single.h: Likewise.
9848 * gthr-solaris.h: Likewise.
9849 * gthr-tpf.h: Likewise.
9850 * gthr-vxworks.h: Likewise.
9851 * gthr-win32.h: Likewise.
9853 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
9856 * config/i386/i386.md: Restrict the new peephole2 to move
9857 between MMX/SSE registers.
9859 2009-02-15 Richard Guenther <rguenther@suse.de>
9862 2009-02-13 Richard Guenther <rguenther@suse.de>
9864 * configure.ac: Enable LFS.
9865 * configure: Re-generate.
9866 * config.in: Likewise.
9868 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9870 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
9871 spu_srqwbyte, spu_srqwbytebc): Define.
9872 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
9873 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
9874 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
9875 "shrqby_<mode>"): New insn-and-split patterns.
9876 * config/spu/spu.c (expand_builtin_args): Determine and return
9877 number of operands using spu_builtin_description data.
9878 (spu_expand_builtin_1): Use it.
9880 2009-02-13 Steve Ellcey <sje@cup.hp.com>
9883 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
9886 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9889 * config/i386/i386.c (override_options): Correct warning
9890 messages for -malign-loops, -malign-jumps and -malign-functions.
9892 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9895 * config/i386/i386.md: Restrict the new peephole2 to move
9896 between the general purpose registers.
9898 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9901 * config/i386/i386.c (type_natural_mode): Add a new argument.
9902 Return the original mode and warn ABI change if vector size is 32byte.
9903 (function_arg_advance): Updated.
9904 (function_arg): Likewise.
9905 (ix86_function_value): Likewise.
9906 (ix86_return_in_memory): Likewise.
9907 (ix86_sol10_return_in_memory): Likewise.
9908 (ix86_gimplify_va_arg): Likewise.
9909 (function_arg_32): Don't warn ABX ABI change here.
9910 (function_arg_64): Likewise.
9912 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
9914 * loop-iv.c (implies_p): In the final case, test that operands 0
9915 of the two comparisons match.
9917 * config/bfin/bfin.c (find_prev_insn_start): New function.
9918 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
9919 (find_next_insn_start): Move.
9921 2009-02-13 Richard Guenther <rguenther@suse.de>
9923 * configure.ac: Enable LFS.
9924 * configure: Re-generate.
9925 * config.in: Likewise.
9927 2009-02-13 Joseph Myers <joseph@codesourcery.com>
9930 * c-parser.c (c_parser_parms_list_declarator): Discard pending
9931 sizes on syntax error after some arguments have been parsed.
9933 2009-02-12 Jakub Jelinek <jakub@redhat.com>
9935 * doc/invoke.texi (-fira): Remove.
9937 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9939 * caller-save.c: Replace regclass.c with reginfo.c in comments.
9940 * recog.c: Likewise.
9943 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
9945 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
9946 (umul_ppmm): Likewise.
9947 (count_leading_zeros): Likewise.
9948 (count_trailing_zeros): Likewise.
9949 (UMUL_TIME): Likewise.
9951 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9953 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
9954 soft-fp/t-softfp to tmake_file.
9956 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
9957 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
9958 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
9959 IA64_BUILTIN_INFQ]: New.
9960 (ia64_init_builtins): Initialize __builtin_infq,
9961 __builtin_fabsq and __builtin_copysignq if not HPUX.
9962 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
9963 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
9965 * config/ia64/lib1funcs.asm (__divtf3): Define only if
9967 (__fixtfti): Likewise.
9968 (__fixunstfti): Likewise.
9969 (__floattitf): Likewise.
9971 * config/ia64/libgcc-glibc.ver: New.
9972 * config/ia64/t-fprules-softfp: Likewise.
9973 * config/ia64/sfp-machine.h: Likewise.
9975 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
9976 (LIBGCC2_TF_CEXT): Likewise.
9977 (TF_SIZE): Likewise.
9978 (TARGET_INIT_LIBFUNCS): Likewise.
9980 * config/ia64/t-glibc (SHLINB_MAPFILES):
9981 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
9983 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9985 * config/i386/i386.c (construct_container): Rewrite processing
9986 BLKmode with X86_64_SSE_CLASS.
9988 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
9991 * config/i386/i386.md: Replace simplify_replace_rtx with
9992 replace_rtx in the new peephole2.
9994 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
9996 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
9997 loop unrolling do not happen at -O2.
9999 2009-02-12 Michael Matz <matz@suse.de>
10001 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
10003 2009-02-12 Jakub Jelinek <jakub@redhat.com>
10005 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
10008 2009-02-12 Ben Elliston <bje@au.ibm.com>
10010 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
10011 patterns when updating the back chain. Missed in the 2009-02-10
10014 2009-02-11 Janis Johnson <janis187@us.ibm.com>
10016 * doc/extend.texi (Decimal Floating Types): Update identifier of
10017 draft TR and list of missing support.
10019 2009-02-11 Jakub Jelinek <jakub@redhat.com>
10021 PR middle-end/39154
10022 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
10023 bit to variable length decl's flags, add it also to its
10024 pointer replacement variable.
10026 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
10027 Jakub Jelinek <jakub@redhat.com>
10030 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
10031 (memory_blockage): New expander.
10032 (*memory_blockage): New insn pattern.
10033 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
10034 instead of general blockage at the end of function prologue when
10035 frame pointer is used to access red zone area. Do not emit blockage
10036 when profiling, it is emitted in generic code.
10037 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
10038 function epilogue when frame pointer is used to access red zone area.
10040 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
10043 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
10044 by arithmetic with memory operands.
10045 * config/i386/predicates.md (commutative_operator): New.
10047 2009-02-10 Janis Johnson <janis187@us.ibm.com>
10049 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
10052 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
10054 * alias.h (record_alias_subset): Declare.
10055 * alias.c (record_alias_subset): Make global.
10057 2009-02-10 Nick Clifton <nickc@redhat.com>
10059 * tree-parloops.c: Change license to GPLv3.
10060 * ipa-struct-reorg.c: Change license to GPLv3.
10061 * ipa-struct-reorg.h: Change license to GPLv3.
10063 2009-02-10 Steve Ellcey <sje@cup.hp.com>
10066 * c-decl.c (start_struct): Return NULL on error.
10068 2009-02-10 Jakub Jelinek <jakub@redhat.com>
10070 PR middle-end/39124
10071 * cfgloopmanip.c (remove_path): Call remove_bbs after
10072 cancel_loop_tree, not before it.
10075 * function.h (struct function): Add has_local_explicit_reg_vars bit.
10076 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
10077 VAR_DECLs were seen.
10078 * tree-ssa-live.c (remove_unused_locals): Recompute
10079 cfun->has_local_explicit_reg_vars.
10080 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
10081 copies or clearings if cfun->has_local_explicit_reg_vars.
10083 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
10086 * config/i386/i386.c (expand_prologue): Emit blockage at the end
10087 of function prologue when frame pointer is used to access
10090 2009-02-10 Richard Guenther <rguenther@suse.de>
10092 PR middle-end/39127
10093 * gimplify.c (gimple_regimplify_operands): Always look if
10094 we need to create a temporary.
10096 2009-02-10 Richard Guenther <rguenther@suse.de>
10098 PR tree-optimization/39132
10099 * tree-loop-distribution.c (todo): New global var.
10100 (generate_memset_zero): Trigger TODO_rebuild_alias.
10101 (tree_loop_distribution): Return todo.
10103 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
10106 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
10107 (x86_64_reg_class_name): Removed.
10108 (classify_argument): Return 0 if bytes > 32. Return 0 if the
10109 first one isn't X86_64_SSE_CLASS or any other ones aren't
10110 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
10111 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
10112 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
10113 and 3 X86_64_SSEUP_CLASS.
10114 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
10115 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
10117 2009-02-10 Ben Elliston <bje@au.ibm.com>
10119 * config/rs6000/rs6000.md (allocate_stack): Always use an update
10120 form instruction to update the stack back chain word, even if the
10121 user has disabled the generation of update instructions.
10122 (movdi_<mode>_update_stack): New.
10123 (movsi_update_stack): Likewise.
10124 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
10125 always use an update form instruction to update the stack back
10128 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
10130 PR middle-end/38953
10131 * graphite.c (if_region_set_false_region): After moving a region in
10132 the false branch of a condition, remove the empty dummy basic block.
10133 (gloog): Remove wrong fix for PR38953.
10135 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10137 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
10138 generation due to implicit sign extension.
10140 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
10142 PR middle-end/38981
10143 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
10144 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
10146 2009-02-09 Richard Guenther <rguenther@suse.de>
10148 PR middle-end/35202
10149 * convert.c (convert_to_real): Disable (float)fn((double)x)
10150 to fnf(x) conversion if errno differences may occur and
10151 -fmath-errno is set.
10153 2009-02-07 Anatoly Sokolov <aesok@post.ru>
10155 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
10156 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10157 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10159 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10162 * c-common.c (handle_alias_attribute): Disallow attribute for
10163 anything not a FUNCTION_DECL or VAR_DECL.
10165 2009-02-06 Janis Johnson <janis187@us.ibm.com>
10168 * real.c (do_compare): Special-case compare of zero against
10169 decimal float value.
10171 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10174 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
10175 as indicating flexible array members unless the field itself is
10176 being declarared as the incomplete array.
10178 2009-02-06 Jan Hubicka <jh@suse.cz>
10180 PR tree-optimization/38844
10181 * ipa-inline.c (try_inline): Stop inlining recursion when edge
10182 is already inlined.
10184 2009-02-06 Richard Guenther <rguenther@suse.de>
10186 PR middle-end/38977
10187 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
10188 fork because we may expand it as __gcov_fork.
10190 2009-02-06 Nick Clifton <nickc@redhat.com>
10192 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
10194 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
10196 PR tree-optimization/35659
10197 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
10198 vn_phi_eq): Shortcut if hashcode does not match.
10199 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
10201 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
10202 and avoid iterative_hash_expr.
10203 (FOR_EACH_VALUE_ID_IN_SET): New.
10204 (value_id_compare): Remove.
10205 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
10206 sort expressions by value id.
10208 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
10211 * config/sh/predicates.md (general_movsrc_operand): Don't check
10212 the subreg of system registers here.
10214 2009-02-05 Jakub Jelinek <jakub@redhat.com>
10217 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
10218 on the copied decl.
10220 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
10222 PR rtl-optimization/39110
10223 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
10224 addresses, not aligned ones.
10226 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
10227 Richard Guenther <rguenther@suse.de>
10229 PR tree-optimization/39100
10230 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
10231 comment says and add edges.
10233 2009-02-05 Joseph Myers <joseph@codesourcery.com>
10236 * c-common.c (handle_tls_model_attribute): Ignore attribute for
10237 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
10239 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
10241 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
10242 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
10243 register_bb_in_sese, new_sese, free_sese): Moved.
10244 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
10245 outermost_loop_in_scop, build_scop_iteration_domain,
10246 expand_scalar_variables_ssa_name, get_vdef_before_scop,
10247 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
10248 Use loop_in_sese_p instead of loop_in_scop_p.
10249 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
10250 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
10251 (scopdet_basic_block_info): Fix bug in scop detection.
10252 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
10253 eq_loop_to_cloog_loop): Remove.
10254 (nb_loops_around_loop_in_scop, nb_loop
10255 ref_nb_loops): Moved here...
10256 * graphite.h (ref_nb_loops): ... from here.
10257 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
10258 (loop_domain_dim, loop_iteration_vector_dim): Remove.
10259 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
10260 * testsuite/gcc.dg/graphite/scop-19.c: New
10262 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
10263 Hans-Peter Nilsson <hp@axis.com>
10265 PR rtl-optimization/37889
10266 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
10267 Move offset handling from PLUS to before the switch. Use new
10268 arguments when considering SYMBOL_REFs too.
10269 (rtx_addr_can_trap_p): Pass dummy offset and size.
10270 (enum may_trap_p_flags): Remove.
10271 (may_trap_p_1): Pass size from MEM_SIZE.
10273 PR rtl-optimization/38921
10274 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
10275 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
10276 * rtlanal.c (may_trap_after_code_motion_p): Delete.
10277 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
10279 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
10281 AVX Programming Reference (January, 2009)
10282 * config/i386/sse.md (*vpclmulqdq): New.
10284 2009-02-04 Jakub Jelinek <jakub@redhat.com>
10286 PR tree-optimization/38977
10287 PR gcov-profile/38292
10288 * calls.c (special_function_p): Disregard __builtin_ prefix.
10290 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
10292 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
10293 non-indexable addresses even before reload.
10295 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10298 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
10299 as having variable size. Do not give an error for unnamed
10300 parameters with [*] declarators. Give a warning for type names
10301 with [*] declarators and mark them as variable size.
10302 * c-parser.c (c_parser_sizeof_expression): Do not give an error
10303 for sizeof applied to [*] type names.
10305 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10308 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
10310 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10312 * gcc.c (process_command): Update copyright notice dates.
10313 * gcov.c (print_version): Likewise.
10314 * gcov-dump.c (print_version): Likewise.
10315 * mips-tfile.c (main): Likewise.
10316 * mips-tdump.c (main): Likewise.
10318 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10321 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
10322 for composite type involving a zero-length array type.
10324 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10327 * function.c (match_asm_constraints_1): Skip over
10328 initial optional % in the constraint.
10330 PR inline-asm/39059
10331 * c-parser.c (c_parser_postfix_expression): If fixed point is not
10332 supported, don't accept FIXED_CSTs.
10333 * c-decl.c (finish_declspecs): Error if fixed point is not supported
10334 and _Sat is used without _Fract/_Accum. Set specs->type to
10335 integer_type_node for cts_fract/cts_accum if fixed point is not
10338 2009-02-02 Catherine Moore <clm@codesourcery.com>
10340 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
10342 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
10344 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
10345 (ABI_HAS_64BIT_SYMBOLS): Use it.
10346 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
10348 2009-02-02 Paul Brook <paul@codesourcery.com>
10350 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
10352 2009-02-02 Jakub Jelinek <jakub@redhat.com>
10354 PR inline-asm/39058
10355 * recog.h (asm_operand_ok): Add constraints argument.
10356 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
10357 recurse on matching constraint.
10358 (check_asm_operands): Pass constraints as 3rd argument to
10359 asm_operand_ok. Don't look up matching constraint here.
10360 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
10363 2009-02-02 Ben Elliston <bje@au.ibm.com>
10365 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
10366 TARGET_NARROW_VOLATILE_BITFIELD macro names.
10368 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10370 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
10371 information. Remove some obsolete information. Reorganize.
10373 * config/pa/fptr.c: Revert license to GPL 2.
10374 * config/pa/milli64.S: Likewise.
10376 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10379 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
10380 LIBRARY name in, instead of hard-coding it.
10381 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
10382 extra target make frag to tmake_files according to EH model.
10383 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
10384 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
10385 frags that define makefile variable EH_MODEL appropriately.
10386 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
10387 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
10388 to "-sjlj" according to type of EH configured.
10389 (LIBGCC_SONAME): Concatenate it to shared library base name.
10390 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
10391 to "_sjlj" according to type of EH configured.
10392 (LIBGCC_SONAME): Concatenate it to shared library base name.
10393 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
10394 (SHLIB_LINK): Add missing semicolon to if-else construct.
10395 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10396 string value of "pe_dll" command-line option.
10397 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
10398 (SHLIB_SONAME): Use it when overriding t-cygming default.
10399 (SHLIB_IMPLIB): Override t-cygming default.
10400 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10401 string value of "pe_dll" command-line option.
10403 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10406 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
10407 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
10409 2009-01-31 Richard Guenther <rguenther@suse.de>
10411 PR tree-optimization/38937
10412 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
10413 computing the transitive closure.
10415 2009-01-30 Richard Guenther <rguenther@suse.de>
10417 PR tree-optimization/39041
10418 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10419 Propagate variable indices only if the types match for this stmt.
10421 2009-01-30 Jakub Jelinek <jakub@redhat.com>
10424 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
10425 inline but never defined.
10427 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
10429 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
10430 (*insv_h_di_reg_extimm): New insn.
10431 (*insv_l<mode>_reg_extimm): New insn.
10433 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10435 * config/picochip/picochip.c (flag_conserve_stack): set
10436 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
10437 fconserve-stack. Reduce call-overhead used by inliner.
10439 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10442 * common.opt (flag_conserve_stack): Initialised to zero.
10444 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
10447 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
10448 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
10451 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
10453 * ira-color.c (allocno_reload_assign): Update comments.
10454 * regmove.c (regmove_optimize): Likewise.
10458 2009-01-29 Robert Millan <rmh@aybabtu.com>
10460 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
10461 * config/i386/kopensolaris-gnu.h: New file. Undefine
10462 `MD_UNWIND_SUPPORT'.
10463 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
10465 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
10467 PR tree-optimization/39007
10468 * tree-loop-distribution.c (generate_builtin): Use
10469 recompute_dominator to compute the immediate dominator of the
10470 basic block just after the loop.
10472 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10474 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
10475 (ASM_OUTPUT_DWARF_PCREL): Define.
10477 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
10479 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
10480 * doc/passes.texi: Remove entries about regclass, local-alloc, and
10481 global. Modify entries about regmove and IRA.
10483 * ra-conflict.c: Remove the file.
10485 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
10487 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
10488 (pass_regclass_init): Rename to pass_reginfo_init.
10490 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
10492 * toplev.h (flag_ira): Remove.
10494 * caller-save.c (setup_save_areas): Remove flag_ira.
10496 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
10498 * global.c: Remove the file.
10500 * opts.c (decode_options): Remove flag_ira.
10502 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
10504 * regmove.c: Modify file description.
10505 (find_use_as_address, try_auto_increment): Define them only if
10506 AUTO_INC_DEC is defined.
10507 (replacement_quality, replace_in_call_usage, fixup_match_1,
10508 stable_and_no_regs_but_for_p): Remove.
10509 (reg_set_in_bb): Make it static.
10510 (regmove_optimize): Remove flag_ira and code which worked for
10513 * local-alloc.c: Remove the file.
10515 * common.opt (fira): Remove.
10517 * ira.c: Include except.h.
10518 (eliminable_regset): Move from global.c.
10519 (mark_elimination): Ditto. Remove flag_ira.
10520 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
10521 equiv_mem_modified, validate_equiv_mem_from_store,
10522 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
10523 contains_replace_regs, memref_referenced_p, memref_used_between_p,
10524 no_equiv, recorded_label_ref): Move from local-alloc.c.
10525 (update_equiv_regs): Ditto. Make it static.
10526 (print_insn_chain, print_insn_chains): Move it from global.c.
10527 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
10528 (build_insn_chain): Ditto. Make it static.
10529 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
10530 Rename to init_live_subregs.
10531 (gate_ira): Remove flag_ira.
10533 * regclass.c: Rename reginfo.c. Change file description.
10534 (FORBIDDEN_INC_DEC_CLASSES): Remove.
10535 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
10536 (init_reg_sets_1): Remove code for evaluation of
10537 reg_class_superclasses and losing_caller_save_reg_set.
10538 (init_regs): Remove init_reg_autoinc.
10539 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
10540 ok_for_base_p_nonstrict): Remove.
10541 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
10542 (pass_regclass_init): Rename to pass_reginfo_init. Modify
10543 corresponding entries.
10544 (dump_regclass, record_operand_costs, scan_one_insn,
10545 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
10546 record_address_regs, auto_inc_dec_reg_p): Remove.
10547 (gt-regclass.h): Rename to gt-reginfo.h.
10549 * rtl.h (dump_global_regs, retry_global_alloc,
10550 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
10552 * Makefile.in (RA_H): Remove.
10553 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
10554 Rename regclass.o to reginfo.o.
10555 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
10557 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
10558 (GTFILES): Rename regclass.c to reginfo.c.
10560 * passes.c (init_optimization_passes): Remove pass_local_alloc and
10561 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
10563 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
10564 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
10566 (finish_spills): Ditto. Remove code for !flag_ira.
10568 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
10570 PR middle-end/35854
10571 * doc/invoke.texi (rtl debug options): Complete rewrite.
10572 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
10574 * mode-switching.c (pass_mode_switching): Rename pass from
10575 "mode-sw" to "mode_sw".
10576 * except.c (pass_convert_to_eh_ranges): Rename pass from
10577 "eh-ranges" to "eh_ranges".
10578 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
10582 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
10583 Alexander Monakov <amonakov@ispras.ru>
10585 PR middle-end/38857
10586 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
10588 (move_exprs_to_boundary): Change return type and pass through
10589 should_move from move_op. Relax assert. Update usage ...
10590 (schedule_expr_on_boundary): ... here. Use should_move instead of
10592 (move_op_orig_expr_found): Indicate that insn was disconnected from
10594 (code_motion_process_successors): Do not call after_merge_succs
10595 callback if original expression was not found when traversing any of
10597 (code_motion_path_driver): Change return type. Update prototype.
10598 (move_op): Update comment. Add a new parameter (should_move). Update
10599 prototype. Set *should_move based on indication provided by
10600 move_op_orig_expr_found.
10602 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
10604 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
10605 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
10606 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
10607 * config/rs6000/rs6000.c (rs6000_override_options): Default
10608 avoid-indexed-addresses on for Power6, off for everything else.
10609 (avoiding_indexed_address_p): New function.
10610 (rs6000_legitimize_address): Use it.
10611 (rs6000_legitimate_address): Likewise.
10612 * config/rs6000/rs6000.md (movXX_updateX): Likewise
10614 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
10616 PR tree-optimization/38997
10617 * tree-loop-distribution.c (generate_memset_zero): Use
10618 POINTER_PLUS_EXPR for a pointer addition.
10620 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
10622 * config/s390/s390.md (bswap<mode>2): New pattern added.
10624 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10626 * config/s390/s390.md (*tls_load_31): Added type attribute.
10628 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10630 * config/s390/s390.md: Fix a few comments.
10632 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10634 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
10635 (*tm<mode>_full): Fixed z10prop attribute.
10636 (*tst<mode>_extimm): Fixed z10prop attribute.
10637 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
10638 (*tstqiCCT_cconly): Fixed z10prop attribute.
10639 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
10640 (*movsi_larl): Fixed z10prop attribute.
10641 (*movsi_zarch): Fixed z10prop attribute.
10642 (*movsi_eas): Fixed z10prop attribute.
10643 (*movhi): Fixed z10prop attribute.
10644 (*movqi): Fixed z10prop attribute.
10645 (*movstrictqi): Fixed z10prop attribute.
10646 (*mov<mode>): Fixed z10prop attribute.
10647 (*movcc): Fixed z10prop attribute.
10648 (*sethighpartdi_64): Fixed z10prop attribute.
10649 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
10650 (*negdi2_sign_cc): Fixed z10prop attribute.
10651 (*negdi2_sign): Fixed z10prop attribute.
10652 (*absdi2_sign_cc): Fixed z10prop attribute.
10653 (*absdi2_sign): Fixed z10prop attribute.
10654 (*negabsdi2_sign_cc): Fixed z10prop attribute.
10655 (*negabsdi2_sign): Fixed z10prop attribute.
10656 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
10657 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
10658 (doloop_si64): Fixed z10prop attribute.
10659 (doloop_si31): Fixed z10prop attribute.
10660 (doloop_long): Fixed z10prop attribute.
10661 (indirect_jump): Fixed z10prop attribute.
10662 (nop): Fixed z10prop attribute.
10663 (main_base_64): Fixed z10prop attribute.
10664 (reload_base_64): Fixed z10prop attribute.
10666 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10668 PR rtl-optimization/38740
10669 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
10671 * config/mips/mips.c (mips_reorg): Likewise.
10673 2009-01-28 Richard Guenther <rguenther@suse.de>
10675 PR tree-optimization/38926
10676 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
10677 with the correct value id to a value.
10678 (do_regular_insertion): Use the value number of edoubleprime
10679 for the value number of the expr.
10682 2008-08-21 Richard Guenther <rguenther@suse.de>
10684 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
10685 a PHI ask VN if it is already available.
10686 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
10687 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
10689 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10691 PR middle-end/38934
10692 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
10693 set to varying whenever max has TREE_OVERFLOW set, similarly
10694 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
10696 2009-01-28 Richard Guenther <rguenther@suse.de>
10698 PR middle-end/38908
10699 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
10700 uninitialized aggregate uses in call arguments.
10702 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
10704 PR tree-optimization/38984
10705 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
10706 the nothing_id variable if -fno-delete-null-pointer-checks.
10708 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
10711 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
10712 (set_got_offset_rex64): Ditto.
10714 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
10717 * doc/extend.texi: Improve local variable with asm reg.
10719 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
10721 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
10722 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
10723 was not supplied then set warn_packed_bitfield_compat to the
10724 default value of 1.
10725 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
10728 2009-01-27 Richard Guenther <rguenther@suse.de>
10730 PR tree-optimization/38503
10731 * cfgexpand.c (expand_gimple_basic_block): Ignore
10732 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
10733 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
10734 variables that cannot have TBAA applied.
10735 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
10738 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
10740 PR middle-end/38969
10741 * calls.c (initialize_argument_information): Do not wrap complex
10742 arguments in SAVE_EXPR.
10744 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
10746 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
10747 (INSTALL_LIBGCC): Revert typo commit.
10749 2009-01-26 Richard Guenther <rguenther@suse.de>
10751 PR tree-optimization/38745
10752 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
10753 from special handling.
10755 2009-01-26 Richard Guenther <rguenther@suse.de>
10757 PR tree-optimization/38745
10758 * tree-ssa.c (execute_update_addresses_taken): Do not include
10759 variables that cannot possibly be a register in not_reg_needs.
10760 Do not clear TREE_ADDRESSABLE on vars that may not become
10762 * tree-ssa.c (update_alias_info_1): Include those in the set
10763 of addressable vars.
10765 2009-01-26 Richard Guenther <rguenther@suse.de>
10767 PR middle-end/38851
10768 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
10769 * tree-ssa-dse.c: Include langhooks.h
10770 (execute_simple_dse): Remove stores with zero size.
10772 2009-01-24 Jakub Jelinek <jakub@redhat.com>
10775 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
10778 2009-01-24 Julian Brown <julian@codesourcery.com>
10780 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
10781 config/arm/linux-atomic.c.
10782 * config/arm/linux-atomic.c: New.
10784 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
10786 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
10787 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
10788 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
10790 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
10793 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
10796 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
10798 PR tree-optimization/38953
10799 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
10800 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
10801 (gloog): Split the exit of the scop when the scop exit is a loop exit.
10802 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
10805 2009-01-24 Paul Brook <paul@codesourcery.com>
10807 * config/arm/neon.md (neon_type): Move to arm.md.
10808 (neon_mov<VSTRUCT>): Add neon_type attribute.
10809 * config/arm/arm.md (neon_type): Move to here.
10810 (conds): Add "unconditioal" and use as default for NEON insns.
10812 2009-01-24 Ben Elliston <bje@au.ibm.com>
10814 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
10815 void *' warning from -Wc++-compat.
10816 * Makefile.in (dominance.o-warn): Remove.
10818 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
10820 PR tree-optimization/38932
10821 * fold-const.c (fold_unary_ignore_overflow): New.
10822 * tree.h (fold_unary_ignore_overflow): Declare.
10823 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
10824 * tree-ssa-sccvn.c (visit_reference_op_load,
10825 simplify_unary_expression): Likewise.
10827 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
10829 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
10830 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
10831 regardless of their type.
10832 * c-common.c (handle_packed_attribute): Don't ignore packed on
10834 * c.opt (Wpacked-bitfield-compat): New warning option.
10835 * stor-layout.c (place_field): Warn if offset of a field changed.
10836 * doc/extend.texi (packed): Mention the ABI change.
10837 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
10838 (Warning Options): Add it to the list.
10840 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
10842 * c-opts.c (c_common_post_options): Fix a typo in comments.
10844 2009-01-22 Steve Ellcey <sje@cup.hp.com>
10846 PR middle-end/38615
10847 * gimplify.c (gimplify_init_constructor): Fix promotion of const
10848 variables to static.
10849 * doc/invoke.texi (-fmerge-all-constants): Update description.
10851 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
10854 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
10855 (*movdi_1_rex64): Use type "mmx" for alternative 5.
10857 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
10859 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
10861 (LOCAL_ALIGNMENT): Similarly.
10863 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10864 Joseph Myers <joseph@codesourcery.com>
10866 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
10867 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
10868 * config/arm/arm-tune.md: Regenerate.
10869 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
10872 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10874 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
10875 version number to five.
10877 2009-01-22 Dodji Seketeli <dodji@redhat.com>
10880 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
10881 * c-common.c (set_underlying_type): Likewise.
10882 (is_typedef_decl ): Likewise
10884 (set_underlying_type): Likewise.
10885 (is_typedef_type): Likewise.
10887 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
10889 PR middle-end/38587
10890 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
10893 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
10896 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
10897 (LIBGCC_SPEC): Don't define.
10898 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
10900 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
10902 PR rtl-optimization/38879
10903 * alias.c (base_alias_check): Unaligned access via AND address can
10904 alias all surrounding object types except those with sizes equal
10905 or wider than the size of unaligned access.
10907 2009-01-21 Dodji Seketeli <dodji@redhat.com>
10910 * c-decl.c (clone_underlying_type): Move this ...
10911 * c-common.c (set_underlying_type): ... here.
10912 Also, make sure the function properly sets TYPE_STUB_DECL() on
10913 the newly created typedef variant type.
10914 (is_typedef_decl ): New entry point.
10915 * tree.h: Added a new member member_types_needing_access_check to
10916 struct tree_decl_non_common.
10917 (set_underlying_type): New entry point.
10918 (is_typedef_type): Likewise.
10920 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
10922 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
10923 Check whether two instructions have memory references that
10924 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
10925 are helper functions for traversing.
10926 * alias.h (insn_alias_sets_confilict_p): New prototypes.
10927 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
10928 not to draw dependency edge for instructions with non-conflicting
10931 2009-01-20 Joseph Myers <joseph@codesourcery.com>
10934 * longlong.h: Update copyright years. Use soft-fp license notice.
10935 Sync __clz_tab declaration with glibc.
10937 2009-01-20 Steve Ellcey <sje@cup.hp.com>
10940 * doc/extend.texi (syscall_linkage): New.
10941 (version_id): Modify.
10943 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10944 Richard Guenther <rguenther@suse.de>
10946 PR tree-optimization/38747
10947 PR tree-optimization/38748
10948 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
10949 conversion if the base address is an indirect reference and the
10950 aliasing sets could cause issues.
10952 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
10954 * common.opt (fgraphite, fgraphite-identity): Add comment for
10955 explaining why these options are not documented.
10957 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
10959 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
10960 gimple_call_lhs is NULL.
10962 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
10965 * emit-rtl.c (adjust_address_1): Make sure memref is never
10968 2009-01-20 Ben Elliston <bje@au.ibm.com>
10970 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
10971 const qualifier from arg parameter. Remove unnecessary cast to char *.
10972 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
10973 const qualifier from arg 2.
10975 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
10977 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
10979 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
10982 * rtl.h (reinit_regs): New prototype.
10983 * regclass.c: Include ira.h.
10984 (reinit_regs): New.
10985 * Makefile.in (regclass.o): Add ira.h.
10986 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
10988 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
10991 * c-common.c (handle_aligned_attribute): Use
10992 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
10993 default alignment value.
10995 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
10997 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
10998 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
11000 * doc/extend.texi: Update __attribute__ ((aligned)). Document
11001 __BIGGEST_ALIGNMENT__.
11003 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
11005 2009-01-18 Richard Guenther <rguenther@suse.de>
11007 PR tree-optimization/38819
11008 * tree-flow.h (operation_could_trap_helper_p): Declare.
11009 * tree-eh.c (operation_could_trap_helper_p): Export.
11010 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
11011 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
11012 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
11013 are about to insert a possibly trapping instruction and fail
11016 2009-01-18 Andreas Schwab <schwab@suse.de>
11018 * doc/install.texi (Configuration): Remove obsolete paragraph
11019 about use of --with-gnu-ld with --with-gnu-as.
11021 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
11023 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
11024 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
11025 Follow spelling conventions.
11027 2009-01-18 Ben Elliston <bje@au.ibm.com>
11029 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
11030 C++ warning about implicit conversion from void * to struct
11032 (bitmap_obstack_free): Likewise for bitmap_element *.
11033 * Makefile.in (bitmap.o-warn): Remove.
11035 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
11037 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
11039 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
11040 Tobias Grosser <tobi.grosser@amd.com>
11042 * graphite.c (graphite_trans_scop_block): Do not block single
11045 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
11047 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
11048 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
11049 test with assertion.
11051 2009-01-16 Richard Guenther <rguenther@suse.de>
11053 PR tree-optimization/38835
11054 PR middle-end/36227
11055 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
11056 and INT + PTR -> (INT)(PTR p+ INT) folding.
11057 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
11059 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
11062 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
11063 the subreg from a lowpart subreg if it is also casting the value.
11065 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11066 Tobias Grosser <tobi.grosser@amd.com>
11068 * graphite.c (compare_prefix_loops): New.
11069 (build_scop_canonical_schedules): Rewritten.
11070 (graphite_transform_loops): Move build_scop_canonical_schedules
11071 after build_scop_iteration_domain.
11073 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11074 Tobias Grosser <tobi.grosser@amd.com>
11076 * graphite.c (add_conditions_to_domain): Add the loops to
11077 the dimension of the iteration domain. Do copy the domain
11078 only when it exists.
11079 (build_scop_conditions_1): Do not call add_conditions_to_domain.
11080 (add_conditions_to_constraints): New.
11081 (can_generate_code_stmt, can_generate_code): Removed.
11082 (gloog): Do not call can_generate_code.
11083 (graphite_transform_loops): Call add_conditions_to_constraints
11084 after building the iteration domain.
11086 2009-01-16 Jakub Jelinek <jakub@redhat.com>
11088 PR tree-optimization/38789
11089 * tree-ssa-threadedge.c
11090 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
11091 __builtin_constant_p.
11093 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11095 * dce.c (delete_unmarked_insns): Reversed the order that insns are
11096 examined before deleting them.
11098 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
11100 * function.c (aggregate_value_p): Correctly extract the function
11101 type from CALL_EXPR_FN lookup.
11103 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11105 * config/picochip/picochip.c (picochip_override_options): Revert
11106 CFI asm flag disable commited previously.
11108 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
11109 Tobias Grosser <tobi.grosser@amd.com>
11110 Jan Sjodin <jan.sjodin@amd.com>
11112 * graphite.c (scan_tree_for_params): On substractions negate
11113 all the coefficients of the term.
11114 (clast_to_gcc_expression_red): New. Handle reduction expressions
11115 of more than two operands.
11116 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
11117 (get_vdef_before_scop): Handle also the case of default definitions.
11119 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
11121 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
11122 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
11123 Also use them when walking CALL_INSN_FUNCTION_USAGE.
11125 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
11126 Joey Ye <joey.ye@intel.com>
11128 PR middle-end/37843
11129 * cfgexpand.c (expand_stack_alignment): Don't update stack
11130 boundary nor check incoming stack boundary here.
11131 (gimple_expand_cfg): Update stack boundary and check incoming
11132 stack boundary here.
11134 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
11136 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
11138 2009-01-14 Jakub Jelinek <jakub@redhat.com>
11140 PR rtl-optimization/38245
11141 * calls.c (expand_call): Add stack arguments to
11142 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11143 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
11144 in regs and partially in memory or BLKmode arguments.
11145 (emit_library_call_value_1): Add stack arguments to
11146 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11147 ACCUMULATE_OUTGOING_ARGS).
11148 * dce.c: Include tm_p.h.
11149 (find_call_stack_args): New function.
11150 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
11152 (mark_insn): Call find_call_stack_args for CALL_Ps.
11153 (prescan_insns_for_dce): Walk insns backwards in bb rather than
11154 forwards. Allocate and free arg_stores bitmap if needed, pass it
11155 down to deletable_insn_p, don't mark stores set in arg_stores
11156 bitmap, clear the bitmap at the beginning of each bb.
11157 * Makefile.in (dce.o): Depend on $(TM_P_H).
11159 2009-01-14 Michael Meissner <gnu@the-meissners.org>
11162 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
11163 to make sure the insn is a conditional test (bug 22599). Reformat a
11166 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
11168 PR middle-end/38431
11169 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
11170 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
11171 (gloog): Do not call cleanup_tree_cfg.
11172 (graphite_transform_loops): Call cleanup_tree_cfg after all
11173 scops have been code generated.
11175 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
11176 * doc/gty.texi (Invoking the garbage collector): Added new node
11177 and section documenting ggc_collect.
11179 2009-01-14 Richard Guenther <rguenther@suse.de>
11181 PR tree-optimization/38826
11182 PR middle-end/38477
11183 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
11184 initialization notes only if we actually emitted a warning.
11185 (intra_create_variable_infos): Add constraints for a result decl
11186 that is passed by hidden reference.
11187 (build_pred_graph): Mark all related variables non-direct on
11190 2009-01-14 Nick Clifton <nickc@redhat.com>
11192 * ira-conflicts.c: Include addresses.h for the definition of
11194 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
11195 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
11197 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
11200 * Makefile.in (ira-lives.o): Add except.h.
11202 * ira-lives.c: Include except.h.
11203 (process_bb_node_lives): Process can_throw_internal.
11205 2009-01-13 Jakub Jelinek <jakub@redhat.com>
11207 PR rtl-optimization/38774
11208 * combine.c (simplify_set): When undoing cc_use change, don't do
11209 PUT_CODE on the newly created comparison, but instead put back the
11212 2009-01-13 Joseph Myers <joseph@codesourcery.com>
11214 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
11215 values. Remove duplicate arm8 entry.
11217 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11219 PR tree-optimization/38786
11220 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
11221 the SSA_NAME case of expand_scalar_variables_expr.
11222 Set the type of an expression to the type of its assign statement.
11223 (expand_scalar_variables_expr): Also gather the scalar computation
11224 used to index the memory access. Do not pass loop_p.
11225 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
11226 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
11227 the gimple_stmt_iterator where it inserts new code.
11228 Do not pass loop_p.
11229 (copy_bb_and_scalar_dependences): Do not pass loop_p.
11230 (translate_clast): Update call to copy_bb_and_scalar_dependences.
11232 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11234 * graphite.h (debug_value): Removed.
11235 * graphite.c (debug_value): Removed.
11237 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11239 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
11240 ldrd/strd with two 32-bit instructions.
11242 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11244 * config/arm/arm.c (struct processors): Pass for speed down into
11245 cost helper functions.
11246 (const_ok_for_op): Handle COMPARE and inequality nodes.
11247 (arm_rtx_costs_1): Rewrite.
11248 (arm_size_rtx_costs): Update prototype.
11249 (arm_rtx_costs): Pass speed down to helper functions.
11250 (arm_slowmul_rtx_costs): Rework cost calculations.
11251 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
11252 (arm_9e_rtx_costs): Likewise.
11254 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
11256 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
11257 relocations of local symbols wider than UNITS_PER_WORD are not valid.
11258 (alpha_legitimize_address): Do not split local symbols wider than
11259 UNITS_PER_WORD into HIGH/LO_SUM parts.
11261 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
11264 * gcc.c (process_command): Replace call to execvp with calls
11265 to pex_one and exit.
11267 2009-01-03 Anatoly Sokolov <aesok@post.ru>
11270 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
11271 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
11272 variant for devices with 3-byte PC.
11273 (__tablejump_elpm__): New.
11275 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11278 * c-parser.c (c_parser_postfix_expression): Allow `->' in
11279 offsetof member-designator, handle it as `[0].'.
11281 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11283 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
11284 function when not using named sections on targets with named sections
11285 if branch distance is less than 262132.
11287 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
11289 * combine.c (combine_instructions): Recompute
11290 optimize_this_for_speed_p for each BB in the main combine loop.
11292 2009-01-12 Tomas Bily <tbily@suse.cz>
11295 * tree-loop-distribution.c (prop_phis): New function.
11296 (generate_builtin): Call prop_phis.
11297 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
11299 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11301 PR tree-optimization/38807
11302 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
11303 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
11305 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11307 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11308 subreg of op0 to the original op0.
11310 2009-01-11 Laurent GUERBY <laurent@guerby.net>
11312 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
11314 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
11317 * mips-tfile.c (parse_def): Fix parsing of def strings
11318 starting with digits.
11320 2009-01-10 Jakub Jelinek <jakub@redhat.com>
11323 * config/arm/arm.c (arm_is_long_call_p): Don't call
11324 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
11326 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
11328 * regrename.c (regrename_optimize): Fix dumping.
11329 (find_oldest_value_reg): Preserve REG_POINTER.
11330 (copy_hardreg_forward_1): Likewise.
11332 2009-01-09 Diego Novillo <dnovillo@google.com>
11334 * gimple.h (struct gimple_statement_base) <uid>: Document
11335 the restrictions on its use.
11336 (gimple_uid): Tidy.
11337 (gimple_set_uid): Tidy.
11339 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11341 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
11342 zero guard even if align_bytes != 0 and count is smaller than
11345 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
11347 PR rtl-optimization/38495
11348 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
11349 (add_range_and_copies_from_move_list): Print all added ranges.
11350 Add ranges to memory optimized destination.
11352 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11356 * config/i386/i386.c (override_options): Reject
11357 -mstringop-strategy=rep_8byte with -m32.
11358 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
11359 to 1. Do count comparison against epilogue_size_needed at compile
11360 time even when count_exp was constant forced into register. For
11361 size_needed don't jump to epilogue, instead just avoid aligning
11362 and invoke the body algorithm. If need_zero_guard, add zero guard
11363 even if count is non-zero, but smaller than size_needed + number of
11364 bytes that could be stored for alignment.
11365 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
11366 to 1. If need_zero_guard, add zero guard even if count is non-zero,
11367 but smaller than size_needed + number of bytes that could be stored
11368 for alignment. Compare size_needed with epilogue_size_needed instead
11369 of desired_align - align, don't adjust size_needed, pass
11370 epilogue_size_needed to the epilogue expanders.
11373 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
11375 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11377 * pa.c (last_address): Change to unsigned.
11378 (update_total_code_bytes): Change argument to unsigned. Don't
11379 check if insn addresses are set.
11380 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
11381 addresses are not set.
11382 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
11384 2009-01-09 Nick Clifton <nickc@redhat.com>
11386 * config/sh/symbian.c: Replace uses of DECL_INLINE with
11387 DECL_DECLARED_INLINE_P.
11389 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11391 PR middle-end/38347
11392 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
11393 GET_MODE (op0) in operand_subword_force calls.
11395 PR middle-end/38771
11396 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
11397 fold_convert arg0 operands to TREE_TYPE (op0) first.
11399 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
11401 * params.def (ira-max-conflict-table-size): Decrease default value
11404 2009-01-08 Jakub Jelinek <jakub@redhat.com>
11406 PR tree-optimization/37031
11407 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
11409 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
11410 allocate it using gc instead of heap, use VEC_quick_push instead of
11412 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
11413 instead of heap, use VEC_quick_push instead of VEC_safe_push.
11414 * tree-data-ref.h (struct access_matrix): Change matrix to gc
11415 allocated vector from heap allocated.
11416 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
11417 * tree-loop-linear.c (linear_transform_loops): Allocate nest
11418 vector only after perfect_loop_nest_depth call.
11420 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
11421 Jan Sjodin <jan.sjodin@amd.com>
11423 PR tree-optimization/38559
11424 * graphite.c (debug_value, copy_constraint,
11425 swap_constraint_variables, scale_constraint_variable, ): New.
11426 (get_lower_bound, get_upper_bound): Removed.
11427 (graphite_trans_bb_strip_mine): Clean up this code that works
11428 only for constant number of iterations. Fully copy upper and
11429 lower bound constraints, not only the constant part of them.
11430 * graphite.h (debug_value): Declared.
11432 2009-01-08 Ira Rosen <irar@il.ibm.com>
11434 PR tree-optimization/37194
11435 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
11436 Don't add the cost of cost model guard in prologue to scalar
11437 outside cost in case of known number of iterations.
11439 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
11440 Alan Modra <amodra@bigpond.net.au>
11442 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
11443 non-word-aligned REG+CONST addressing.
11445 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11448 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
11449 free_after_compilation when outputting a thunk.
11450 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
11451 Do not call free_after_compilation here.
11453 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11455 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
11456 (ix86_valid_target_attribute_inner_p): Ditto.
11458 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
11460 PR tree-optimization/38492
11461 PR tree-optimization/38498
11462 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
11463 * tree-chrec.h (scev_is_linear_expression): Declared.
11464 * graphite.c (graphite_cannot_represent_loop_niter): New.
11465 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
11466 (graphite_loop_normal_form): Use gcc_assert.
11467 (scan_tree_for_params): Use CASE_CONVERT.
11468 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
11469 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
11470 Use gcc_assert. Discard scops that contain unhandled cases.
11471 (build_scop_conditions): Return a boolean status for unhandled cases.
11472 (strip_mine_profitable_p): Print the loop number, not its depth.
11473 (is_interchange_valid): Pass the depth of the loop nest, don't
11474 recompute it wrongly.
11475 (graphite_trans_bb_block): Same.
11476 (graphite_trans_bb_block): Print tentative of loop blocking.
11477 (graphite_trans_scop_block): Do not print that the loop has been
11479 (graphite_transform_loops): Do not handle scops that contain condition
11482 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
11484 AVX Programming Reference (December, 2008)
11485 * config/i386/avxintrin.h (_mm256_stream_si256): New.
11486 (_mm256_stream_pd): Likewise.
11487 (_mm256_stream_ps): Likewise.
11489 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
11490 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
11491 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
11492 (bdesc_special_args): Add __builtin_ia32_movntdq256,
11493 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
11494 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
11495 (ix86_expand_special_args_builtin): Likewise.
11497 * config/i386/sse.md (AVXMODEDI): New.
11498 (avx_movnt<mode>): Likewise.
11499 (avx_movnt<mode>): Likewise.
11500 (<sse>_movnt<mode>): Remove AVX support.
11501 (sse2_movntv2di): Likewise.
11503 2009-01-07 Richard Guenther <rguenther@suse.de>
11505 PR middle-end/38751
11506 * fold-const.c (extract_muldiv): Remove obsolete comment.
11507 (fold_plusminus_mult_expr): Undo MINUS_EXPR
11508 to PLUS_EXPR canonicalization for the canonicalization.
11510 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
11512 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
11513 hosted cross-compilers generating less efficient code.
11515 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11517 * function.h (rtl_data): Add a dbr_scheduled_p field.
11518 * reorg.c (dbr_schedule): Set it.
11519 (gate_handle_delay_slots): Check it.
11520 * config/mips/mips.c (mips_base_delayed_branch): Delete.
11521 (mips_reorg): Check flag_delayed_branch instead of
11522 mips_base_delayed_branch.
11523 (mips_override_options): Don't set mips_base_delayed_branch
11524 or flag_delayed_branch.
11526 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11528 PR rtl-optimization/38426.
11529 * ira.c (ira): Set current_function_is_leaf earlier.
11531 2009-01-06 Jakub Jelinek <jakub@redhat.com>
11533 PR rtl-optimization/38722
11534 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
11535 too early, only set a flag and modify after last possible
11538 2009-01-06 Janis Johnson <janis187@us.ibm.com>
11541 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
11542 * real.c (decimal_single_format): Correct values of emin and emax.
11543 (decimal_double_format): Ditto.
11544 (decimal_quad_format): Ditto.
11545 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
11546 computation of DECnn_MIN and DECnn_MAX for corrected values of
11547 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
11548 __DECnn_MIN__, and adjust its computation for the corrected value
11551 2009-01-06 Jan Hubicka <jh@suse.cz>
11554 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
11556 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
11558 * doc/contrib.texi (Contributors): Slightly adjust the end note.
11559 Add Robert Clark to the list of testers.
11561 2009-01-06 Jan Hubicka <jh@suse.cz>
11562 Kai Tietz <kai.tietz@onevision.com>
11564 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
11565 * config/i386/i386.c (ix86_expand_call): Add clobbers.
11567 2009-01-06 Jan Hubicka <jh@suse.cz>
11568 Kai Tietz <kai.tietz@onevision.com>
11570 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
11572 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
11573 (ix86_nsaved_regs): Count only general purpose regs.
11574 (ix86_nsaved_sseregs): New.
11575 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
11576 to 16 for w64; compute padding and size of sse reg save area.
11577 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
11578 general purpose regs.
11579 (ix86_emit_save_sse_regs_using_mov): New.
11580 (ix86_expand_prologue): Save SSE regs if needed.
11581 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
11582 (ix86_emit_restore_sse_regs_using_mov): New.
11583 (ix86_expand_epilogue): Save SSE regs if needed.
11585 2009-01-06 Jan Hubicka <jh@suse.cz>
11586 Kai Tietz <kai.tietz@onevision.com>
11588 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
11589 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
11590 functions when accumulate outgoing args is off.
11592 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11595 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
11596 before using pseudos_have_intersected_live_ranges_p.
11598 * ira-int.h (ira_assert): Always define.
11600 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11602 AVX Programming Reference (December, 2008)
11603 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
11604 (_mm256_permute2_pd): Likewise.
11605 (_mm_permute2_ps): Likewise.
11606 (_mm256_permute2_ps): Likewise.
11607 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
11608 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
11610 * config/i386/i386.c (ix86_builtins): Remove
11611 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
11612 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
11613 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
11614 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
11615 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
11616 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
11617 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
11618 __builtin_ia32_vpermil2ps256.
11619 (ix86_init_mmx_sse_builtins): Updated.
11620 (ix86_expand_args_builtin): Likewise.
11622 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11624 * pa.c (output_call): Relocate non-jump insns in the delay slot of
11625 long absolute calls when generating PA 2.0 code.
11627 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
11629 PR rtl-optimization/38583
11630 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
11632 * params.def (ira-max-conflict-table-size): New.
11634 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
11636 * ira.h (ira_conflicts_p): New external definition.
11638 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
11639 table. Report this. Return result of building.
11640 (ira_build_conflicts): Use ira_conflicts_p. Check result of
11641 building conflict table.
11643 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
11644 (ira_color): Use ira_conflicts_p.
11646 * global.c: Include ira.h.
11647 (pseudo_for_reload_consideration_p, build_insn_chain): Use
11650 * Makefile.in (global.o): Add ira.h.
11652 * ira-build.c (mark_all_loops_for_removal,
11653 propagate_some_info_from_allocno): New.
11654 (remove_unnecessary_allocnos): Call
11655 propagate_some_info_from_allocno.
11656 (remove_low_level_allocnos): New.
11657 (remove_unnecessary_regions): Add parameter. Call
11658 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
11659 parameter to remove_unnecessary_regions.
11660 (ira_build): Remove all regions but root if the conflict table was
11661 not built. Update conflict hard regs for allocnos crossing calls.
11663 * ira.c (ira_conflicts_p): New global.
11664 (ira): Define and use ira_conflicts_p.
11666 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
11667 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
11668 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
11670 2009-01-06 Ben Elliston <bje@au.ibm.com>
11672 * gengtype-lex.l (YY_NO_INPUT): Define.
11674 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11677 * c-common.c (handle_vector_size_attribute): Also reject
11678 BOOLEAN_TYPE types.
11680 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
11682 PR tree-optimization/38492
11683 * graphite.c (rename_map_elt, debug_rename_elt,
11684 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
11685 rename_map_elt_info, eq_rename_map_elts,
11686 get_new_name_from_old_name, bb_in_sese_p): Moved around.
11687 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
11688 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
11689 (sese_build_livein_liveouts): New.
11690 (new_sese, free_sese): New.
11691 (new_scop): Call new_sese.
11692 (free_scop): Call free_sese.
11693 (rename_variables_from_edge, rename_phis_end_scop): Removed.
11694 (register_old_new_names): Renamed register_old_and_new_names.
11695 (register_scop_liveout_renames, add_loop_exit_phis,
11696 insert_loop_close_phis, struct igp,
11697 default_liveout_before_guard, add_guard_exit_phis,
11698 insert_guard_phis, copy_renames): New.
11699 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
11700 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
11701 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
11702 (scop_adjust_phis_for_liveouts): New.
11703 (gloog): Call scop_adjust_phis_for_liveouts.
11705 * graphite.h (struct sese): Documented. Added fields liveout,
11706 num_ver and livein.
11707 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
11708 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
11709 (struct scop): Added field liveout_renames.
11710 (SCOP_LIVEOUT_RENAMES): New.
11712 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11714 PR tree-optimization/38510
11715 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
11716 (translate_clast): Call recompute_all_dominators before
11718 (gloog): Call recompute_all_dominators before graphite_verify.
11720 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11721 Jan Sjodin <jan.sjodin@amd.com>
11723 PR tree-optimization/38500
11724 * graphite.c (create_sese_edges): Call fix_loop_structure after
11727 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11729 * config.gcc: Add m32r*-*-rtems*.
11730 * config/m32r/rtems.h: New file.
11732 2009-01-05 Ben Elliston <bje@au.ibm.com>
11734 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
11735 (.po.pox): Likewise.
11736 (po/gcc.pot): Likewise.
11738 2009-01-04 David S. Miller <davem@davemloft.net>
11740 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
11741 (STARTING_FRAME_OFFSET): Always set to zero.
11743 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11745 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
11746 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
11747 fixed-point types, and vectors of the same.
11749 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11751 * config/mips/sync.md (*mb_barrier): Rename to...
11752 (*memory_barrier): ...this.
11754 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
11756 * doc/extend.texi (Function Attributes): Move @cindex after @item
11757 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
11758 and put in alphabetical order. Fix 'target' name and put in order.
11759 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
11762 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
11764 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
11765 (memory_barrier): Expand as unspec instead of unspec_volatile.
11766 Remove mem:BLK from insn operands. Use Pmode scratch register.
11767 (*memory_barrier): Define as unspec instead of unspec_volatile.
11768 Use (match_dup 0) as input operand.
11770 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
11771 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
11772 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
11773 scratch register. Remove operand 1.
11774 (*stbar): Define as unspec instead of unspec_volatile.
11775 Use (match_dup 0) as input operand, remove (const_int 8).
11776 (*membar): Define as unspec instead of unspec_volatile.
11777 Use (match_dup 0) as input operand, remove input operand 2.
11779 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
11780 (memory_barrier): Expand as unspec instead of unspec_volatile.
11781 Remove mem:BLK from insn operands. Use Pmode scratch register.
11782 (*memory_barrier): Define as unspec instead of unspec_volatile.
11783 Use (match_dup 0) as input operand.
11785 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
11786 Remove mem:BLK from insn operands. Use Pmode scratch register.
11787 Set volatile flag on operand 0.
11788 (*memory_barrier): New insn pattern.
11790 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
11792 (*memory_barrier): Use (match_dup 0) as input operand.
11794 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
11795 Remove mem:BLK from insn operands. Use Pmode scratch register.
11796 Set volatile flag on operand 0.
11797 (*mb_internal): New insn pattern.
11799 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
11801 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11803 PR middle-end/38586
11804 * function.c (struct temp_slot): Move to the section of the file
11805 that deals with temp slots. Remove field 'address'.
11806 (temp_slot_address_table): New hash table of address -> temp slot.
11807 (struct temp_slot_address_entry): New struct, items for the table.
11808 (temp_slot_address_compute_hash, temp_slot_address_hash,
11809 temp_slot_address_eq, insert_temp_slot_address): Support functions
11811 (find_temp_slot_from_address): Rewrite to use the new hash table.
11812 (remove_unused_temp_slot_addresses): Remove addresses of temp
11813 slots that have been made available.
11814 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
11815 worker function for remove_unused_temp_slot_addresses.
11816 (assign_stack_temp_for_type): Don't clear the temp slot address list.
11817 Add the temp slot address to the address -> temp slot map.
11818 (update_temp_slot_address): Update via insert_temp_slot_address.
11819 (free_temp_slots): Call remove_unused_temp_slot_addresses.
11820 (pop_temp_slots): Likewise.
11821 (init_temp_slots): Allocate the address -> temp slot map, or empty
11822 the map if it is already allocated.
11823 (prepare_function_start): Initialize temp slot processing.
11825 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11827 PR middle-end/38584
11828 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
11829 Calculate the size of all stack vars assuming no packing of stack
11830 vars will happen, replacing a quadratic algorithm with a linear one.
11832 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11835 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
11838 2009-01-03 Diego Novillo <dnovillo@google.com>
11840 * doc/contrib.texi: Update contributions.
11842 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11845 * builtins.c (fold_builtin_memory_op): Give up if either operand
11846 is volatile. Set srctype or desttype to non-qualified version
11850 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
11851 and FUNCTION_DECLs.
11853 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
11855 PR rtl-optimization/35805
11856 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
11857 problem if fast dce is able to remove any instructions.
11858 * dce.c (dce_process_block): Fix dump message.
11860 2009-01-02 Mark Mitchell <mark@codesourcery.com>
11863 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
11865 2009-01-02 Jakub Jelinek <jakub@redhat.com>
11867 PR middle-end/38690
11868 * tree-flow.h (op_code_prio, op_prio): New prototypes.
11869 * tree-pretty-print.c (op_code_prio): New function.
11870 (op_prio): No longer static. Use op_code_prio.
11871 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
11872 Use op_prio and op_code_prio to determine if () should be
11873 printed around operand(s) or not.
11875 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
11876 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
11877 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
11878 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
11879 pp_character instead of pp_string for single letter printing.
11881 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11883 * doc/extend.texi: Fix '#pragma GCC option' typo.
11885 2009-01-02 Richard Guenther <rguenther@suse.de>
11887 * doc/install.texi (--enable-checking): Mention different
11888 default for stage1.
11889 (--enable-stage1-checking): Document.
11891 2009-01-01 Andrew Pinski <pinskia@gmail.com>
11893 PR middle-end/30142
11894 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
11895 case to be an error.
11897 2009-01-02 Ben Elliston <bje@au.ibm.com>
11899 * config/fp-bit.h (pack_d): Constify argument.
11900 * config/fp-bit.c (makenan): Constify return type. Remove casts.
11901 (isnan): Constify argument.
11903 (iszero): Likewise.
11904 (pack_d): Likewise.
11905 (_fpadd_parts): Constify return type.
11906 (_fpmul_parts): Likewise.
11907 (_fpdiv_parts): Likewise.
11909 2009-01-01 Jakub Jelinek <jakub@redhat.com>
11912 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
11913 warn about overwriting initializer with side-effects or
11914 -Woverride-init if !IMPLICIT.
11915 (output_init_element): Likewise. Pass IMPLICIT down to
11917 (process_init_element): Add IMPLICIT argument. Pass it down
11918 to output_init_element.
11919 (push_init_element, pop_init_level, set_designator): Adjust
11920 process_init_element callers.
11921 (set_nonincremental_init, set_nonincremental_init_from_string):
11922 Adjust add_pending_init callers.
11923 (output_pending_init_elements): Adjust output_init_element callers.
11924 * c-tree.h (process_init_element): Adjust prototype.
11925 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
11926 process_init_element callers.
11929 Copyright (C) 2009 Free Software Foundation, Inc.
11931 Copying and distribution of this file, with or without modification,
11932 are permitted in any medium without royalty provided the copyright
11933 notice and this notice are preserved.