1 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
4 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
6 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8 * store-motion.c: Do not include params.h
9 * Makefile.in: Fix dependencies for various files.
11 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13 * auto-inc-dec.c: Fix pass description, remove apparent
14 accidental duplication.
16 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
19 * ipa-utils.h (memory_identifier_string): Moved to ...
20 * tree.h (memory_identifier_string): Here. Add GTY(()).
22 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
24 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
25 in the former documentation of...
26 (GO_IF_LEGITIMATE_ADDRESS): ... this.
27 * ira-conflicts.c (get_dup_num): Use address_operand.
28 * targhooks.c (default_legitimate_address_p): New.
29 * targhooks.h (default_legitimate_address_p): New.
30 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
32 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
33 * target.h (struct target): Add legitimate_address_p.
34 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
35 (TARGET_INITIALIZER): Include it.
37 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
38 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
39 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
40 (TARGET_LEGITIMATE_ADDRESS_P): New.
42 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
43 (REG_OK_STRICT_P): Delete.
44 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
45 (frv_legitimate_address_p_1): ... this.
46 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
47 (frv_legitimate_address_p_1): ... the renamed old
48 frv_legitimate_address_p.
49 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
50 (TARGET_LEGITIMATE_ADDRESS_P): New.
52 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
53 * config/s390/s390-protos.h (legitimate_address_p): Remove.
54 * config/s390/s390.c (legitimate_address_p): Rename to...
55 (s390_legitimate_address_p): ... this, make static.
56 (legitimize_address): Adjust call.
57 (TARGET_LEGITIMATE_ADDRESS_P): New.
58 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
60 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
61 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
62 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
63 (TARGET_LEGITIMATE_ADDRESS_P): New.
65 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
66 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
67 * config/spu/spu.c (spu_legitimate_address): Rename to...
68 (spu_legitimate_address_p): ... this, make static.
69 (TARGET_LEGITIMATE_ADDRESS_P): New.
71 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
72 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
73 * config/sparc/sparc.c (legitimate_address_p): Rename to...
74 (sparc_legitimate_address_p): ... this, make static and return bool.
75 (legitimize_address): Adjust call.
76 (TARGET_LEGITIMATE_ADDRESS_P): New.
78 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
79 * config/i386/i386-protos.h (legitimate_address_p): Remove.
80 * config/i386/i386.c (legitimate_address_p): Rename to...
81 (ix86_legitimate_address_p): ... this, make static.
82 (constant_address_p): Move after it, adjust call.
83 (TARGET_LEGITIMATE_ADDRESS_P): New.
85 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
86 * config/avr/avr-protos.h (legitimate_address_p): Remove.
87 * config/avr/avr.c (legitimate_address_p): Rename to...
88 (avr_legitimate_address_p): ... this, make static.
89 (legitimize_address): Adjust call.
90 (TARGET_LEGITIMATE_ADDRESS_P): New.
92 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
93 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
94 * config/crx/crx.c (crx_legitimate_address_p): Make static.
95 (TARGET_LEGITIMATE_ADDRESS_P): New.
97 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
98 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
99 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
100 (TARGET_LEGITIMATE_ADDRESS_P): New.
102 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
103 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
105 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
107 (TARGET_LEGITIMATE_ADDRESS_P): New.
109 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
110 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
112 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
114 (m68hc11_legitimate_address_p): ... this, make static.
115 (go_if_legitimate_address_internal): Rename to...
116 (m68hc11_legitimate_address_p_1): ... this.
117 (legitimize_address): Adjust call.
118 (TARGET_LEGITIMATE_ADDRESS_P): New.
120 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
121 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p):
123 * config/iq2000/iq2000.c (iq2000_legitimate_address_p):
125 (TARGET_LEGITIMATE_ADDRESS_P): New.
127 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
128 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
129 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
130 (mn10300_legitimate_address_p): ... this, make static.
131 (TARGET_LEGITIMATE_ADDRESS_P): New.
133 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
134 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
135 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
136 (TARGET_LEGITIMATE_ADDRESS_P): New.
138 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
139 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
140 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
141 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
142 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
143 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
144 (rs6000_legitimate_address_p): ... this, make static.
145 (TARGET_LEGITIMATE_ADDRESS_P): New.
146 (REG_MODE_OK_FOR_BASE_P): Delete.
147 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
149 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
150 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
152 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
153 static, adjust types.
154 (TARGET_LEGITIMATE_ADDRESS_P): New.
156 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
157 * config/score/score.c (score_address_p): Rename to...
158 (score_legitimate_address_p): ... this.
159 (TARGET_LEGITIMATE_ADDRESS_P): New.
160 * config/score/score3.c (score3_address_p): Rename to...
161 (score3_legitimate_address_p): ... this.
162 * config/score/score7.c (score7_address_p): Rename to...
163 (score7_legitimate_address_p): ... this.
165 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
166 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
167 GO_IF_LEGITIMATE_ADDRESS): Delete.
168 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
169 thumb2_legitimate_address_p): Delete.
170 (arm_legitimate_address_p): Rename to...
171 (arm_legitimate_address_outer_p): ... this.
172 * config/arm/constraints.md ("Uq"): Adjust call.
173 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
174 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
175 (arm_legitimate_address_outer_p): ... this.
176 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
177 (TARGET_LEGITIMATE_ADDRESS_P): New.
179 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
180 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
181 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
182 (TARGET_LEGITIMATE_ADDRESS_P): New.
184 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
185 * config/vax/vax-protos.h (legitimate_address_p): Remove.
186 * config/vax/vax.c (legitimate_address_p): Rename to...
187 (vax_legitimate_address_p): ... this, make static.
188 (TARGET_LEGITIMATE_ADDRESS_P): New.
190 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
191 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
192 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
193 (TARGET_LEGITIMATE_ADDRESS_P): New.
195 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
196 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
197 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
198 (mmix_legitimate_address_p): ... this, make static.
199 (TARGET_LEGITIMATE_ADDRESS_P): New.
201 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
202 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
203 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
204 (TARGET_LEGITIMATE_ADDRESS_P): New.
206 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
208 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
211 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
213 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
214 LCT_NORMAL in function call.
215 * mips-tdump.c (print_file_desc): Add cast to enum type.
216 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
217 (mark_stabs): Add casts to enum types.
218 (parse_stabs_common): Add casts to enum types.
220 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
222 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
223 Check for invalid values of LETTER.
225 2009-05-13 Taras Glek <tglek@mozilla.com>
227 * attribs.c moved out attribute registration into register_attribute
228 * doc/plugins.texi Documented register_attribute and PLUGIN_ATTRIBUTES
229 * gcc-plugin.h Added forward decl for register_attribute
230 * plugin.c Added PLUGIN_ATTRIBUTES boilerplate
231 * plugin.h Added PLUGIN_ATTRIBUTES
233 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
235 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
236 values even in sentinel and empty entries.
237 (ms_printf_flag_specs): Likewise.
238 (ms_scanf_flag_specs): Likewise.
239 (ms_strftime_flag_specs): Likewise.
240 (ms_print_char_table): Likewise.
241 (ms_scan_char_table): Likewise.
242 (ms_time_char_table): Likewise.
244 2009-05-13 Doug Kwan <dougkwan@google.com>
246 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
248 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
250 * config/mips/mips.md (store): Add attributes for QI and HI.
252 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
253 (truncdi<mode>2): ... this new pattern.
255 2009-05-13 Brad Hards <bradh@kde.org>
257 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
259 2009-05-14 Jakub Jelinek <jakub@redhat.com>
260 Ben Elliston <bje@au.ibm.com>
263 * dse.c (check_mem_read_rtx): Guard against width == -1.
265 2009-05-13 Michael Matz <matz@suse.de>
268 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
269 (trivially_conflicts_p): New function.
270 (insert_backedge_copies): Use it.
272 2009-05-13 Janis Johnson <janis187@us.ibm.com>
274 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
275 (handle_stdc_pragma): Use new enum constant names.
276 (handle_pragma_float_const_decimal64): Ditto.
278 2009-05-13 Ian Lance Taylor <iant@google.com>
280 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
283 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
285 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
286 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
288 * config/m68k/m68k.h (FL_UCLINUX): Define.
290 2009-05-13 Jan Hubicka <jh@suse.cz>
292 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
294 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
296 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
297 unless -fschedule-insns is specified.
299 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
302 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
303 TARGET_EXPAND_CBRANCHDI4.
304 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
305 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
306 (cmpeqdi): Fix comment.
308 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
310 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
311 (sh_legitimate_address_p): Likewise.
312 * config/sh/sh.c (sh_legitimate_index_p): New.
313 (sh_legitimate_address_p): Likewise.
314 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
315 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
316 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
317 (MAYBE_BASE_REGISTER_RTX_P): New macro.
318 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
319 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
320 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
321 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
322 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
324 2009-05-12 Jan Hubicka <jh@suse.cz>
326 * tree-inline.c (estimate_operator_cost): Add operands;
327 when division happens by constant, it is cheap.
328 (estimate_num_insns): Loads and stores are not having cost of 0;
329 EH magic stuff is cheap; when computing runtime cost of switch,
330 use log2 base of amount of its cases; builtin_expect has cost of 0;
331 compute cost for moving return value of call.
332 (init_inline_once): Initialize time_based flags.
333 * tree-inline.h (eni_weights_d): Add time_based flag.
335 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
337 * df-core.c: Update head documentation.
339 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
342 * rs6000.c (rs6000_generate_compare): Use op1b instead of
343 shadowing exisiting variable op1.
345 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
348 * config/i386/driver-i386.c (processor_signatures): New enum.
349 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
350 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
351 processor signature to detect geode processor.
353 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
357 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
359 * optabs.c (prepare_cmp_insn): Temporarily disable test that
360 causes spurious differences between trunk and cond-optab branch.
362 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
364 * dojump.c (compare_from_rtx): Delete.
365 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
366 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
367 if the comparison does not satisfy the predicate; test predicates for
368 operands 2 and 3 of a cstore pattern. Don't try cstore optab
369 further if one existing pattern fails.
370 * expr.h (compare_from_rtx): Delete.
371 (prepare_operand): Declare it.
372 * optabs.c: Change "lib call" to "libcall" throughout.
373 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
374 HAVE_conditional_trap, emit_cmp_insn): Delete.
375 (can_compare_p): Delete cmp_optab case.
376 (prepare_float_lib_cmp): Return an rtx and a machine mode.
377 Accept other parameters by value.
378 (prepare_operand): Make non-static.
379 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
380 other parameters by value. Try to widen operands here based on
381 an optab_methods argument and looking at cbranch_optab.
382 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
383 loop. Use cbranch_optab directly.
384 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
385 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
387 (emit_conditional_move, emit_conditional_add): Inline what's needed
388 of compare_from_rtx, using new prepare_cmp_insn for the rest.
389 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
390 with COMPARE. Move cmov_optab and cstore_optab above
391 with cbranch_optab, move cmp_optab down with ucmp_optab,
392 remove tst_otpab. Do not initialize trap_rtx.
393 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
394 for trap code. Do not check HAVE_conditional_trap. Use
395 prepare_cmp_insn. Accept no predicate for operand 3.
396 * optabs.h (OTI_cmp): Mark as used only for libcalls.
397 (OTI_ctrap, ctrap_optab): New.
399 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
400 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
401 with lookup of ctrap_optab.
402 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
403 setcc_gen_code): Delete.
406 * combine.c (combine_simplify_rtx, simplify_set): Do not
407 special case comparing against zero for cc0 machines.
408 * simplify-rtx.c (simplify_binary_operation_1): Never remove
409 COMPARE on cc0 machines.
410 (simplify_relational_operation): Return a new expression when
411 a COMPARE could be removed.
412 * final.c (final_scan_insn): Compare cc_status values
413 against LHS of a (compare FOO (const_int 0)) cc0 source.
414 Also check if cc_status.value is the full compare.
416 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
417 (cstoreMM4): Document.
418 (conditional_trap): Document ctrapMM4 instead.
419 (sync_compare_and_swapMM): Refer to cbranchcc4.
420 (Dependent Patterns): Eliminate obsolete information referring to
421 the old jump optimization phase.
422 (Canonicalization): Include cbranchcc4 case, omit canonicalization
423 of compares with 0 on cc0 machines.
424 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
425 avoiding references to cc0. Remove text about storing operands
427 * doc/tm.texi (Condition Codes): Include blurb on different
428 condition code representations, separate into subsections for
429 CC0, MODE_CC and conditional execution.
431 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
432 alpha_emit_setcc): Accept operands and a machine mode.
433 * config/alpha/alpha.c (alpha_emit_conditional_branch):
434 Get code/op0/op1 from operands, use machine mode argument
435 instead of alpha_compare.fp_p. Emit the branch here.
436 (alpha_emit_setcc): Likewise, and return boolean.
437 (alpha_emit_conditional_move): Likewise. Assert that
438 cmp_op_mode == cmp_mode, and simplify accordingly.
439 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
440 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
441 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
443 (stack probe test): Use cbranchdi4.
444 * config/alpha/predicates.md (alpha_cbranch_operator): New.
446 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
447 * config/arc/arc.h (movsicc, movsfcc): Use it.
448 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
449 (cbranchsi4, cstoresi4): New.
450 (cmpsi, bCC and sCC expanders): Remove.
452 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
453 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
454 * config/arm/predicates.md (arm_comparison_operator): Only include
455 floating-point operators if there is a hardware floating-point unit.
456 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
457 deferring to cbranch_cc and cstore_cc respectively.
458 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
459 cbranch_cc, cstore_cc): New.
460 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
462 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
464 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
465 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
467 (adjust_insn_length): Adjust calls.
468 (avr_reorg): Handle (compare (foo) (const_int 0)).
469 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
470 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
471 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
472 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
474 (cbranchqi4, cbranchhi4, cbranchsi4): New.
475 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
477 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
478 (cbranchsi4, cstorebi4, cstoresi4): New.
479 (movbisi): This insn is duplicate, split it to zero_extend.
480 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
481 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
482 (bfin_optimize_loop): Use cbranch expander.
483 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
484 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
485 (bfin_bimode_comparison_operator): ... this.
486 (bfin_direct_comparison_operator): New.
488 * config/cris/cris.c (cris_normal_notice_update_cc): Look
489 inside (compare FOO (const_int 0)).
490 (cris_rtx_costs): Handle ZERO_EXTRACT.
491 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
492 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
493 (*tstdi_v32): Delete.
494 (*cmpdi_non_v32): Add M alternative for operand 1.
495 (cmpsi, cmp<mode>): Make private.
496 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
498 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
500 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
501 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
502 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
503 (cc_reg_operand): New.
505 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
506 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
507 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
508 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
509 crx_expand_scond): Delete.
511 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
513 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
514 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
516 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
517 cstoresi4, cstoresf4, cstoredf4): New.
518 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
519 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
520 Receive the entire operands array.
521 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
522 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
523 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
524 Get test/op0/op1 from the operands array.
525 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
527 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
528 (h8300_expand_store): New.
529 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
531 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
532 (h8300_expand_store): New.
533 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
534 or do not try to produce (set (cc0) REG).
535 (peepholes): Wrap arguments with COMPARE. Add a peephole to
536 change a compare into a move to a scratch register. Disable some
537 peepholes when comparing with zero.
538 (tstsi, tsthi, tstsi, cmpqi): Make private.
541 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
544 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
545 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
546 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
547 (ix86_emit_i387_log1p): Use cbranchxf2.
548 (ix86_expand_setcc): Return void.
549 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
550 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
551 cmp<MODEF>, cmpcc): Remove.
552 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
553 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
554 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
555 (sCC and bCC expanders): Remove.
556 (stack_protect_test): Use cbranchcc4.
558 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
560 (ia64_expand_compare): Accept three rtx by reference and return void.
561 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
562 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
563 from *expr. Update *expr with the BImode comparison to do.
564 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
565 cmptf, bCC, sCC, conditional_trap): Delete.
566 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
567 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
568 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
569 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
570 * config/ia64/predicates.md (ia64_cbranch_operator): New.
572 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
573 type of last argument.
574 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
575 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
576 use machine mode argument instead of branch_type. Remove dead
577 code for floating-point comparisons.
578 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
579 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
581 (cbranchsi4, cstoresi4): New.
582 * config/iq2000/predicates.md (reg_or_const_operand): New.
584 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
585 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
586 (b<code>_op): Rewrite to...
587 (bcc_op): ... this, using match_operator.
588 (s<code>_op): Rewrite to...
589 (scc_op): ... this, using match_operator.
590 (s<code>_24_op): Rewrite to...
591 (scc_op_24): ... this, using match_operator.
592 (s<code>_<mode>): Rewrite to...
593 (cstore<mode>4): ... this, using match_operator.
594 (s<code>_<mode>_24): Rewrite to...
595 (cstore<mode>4_24): ... this, using match_operator.
596 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
597 m32c_unpend_compare, m32c_expand_scc): Delete.
598 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
599 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
600 (m32c_expand_movcc): Change NE to EQ if necessary.
601 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
603 * config/m32r/m32r-protos.h (gen_cond_store): New.
604 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
605 (gen_cond_store): New, from sCC patterns.
606 (m32r_expand_block_move): Use cbranchsi4.
607 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
608 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
609 (cbranchsi4, cstoresi4): New.
611 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
613 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
614 (m68hc11_notice_update_cc): Look into a compare with 0.
615 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
617 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
618 cmphi, cmpqi, bCC): Delete.
619 (cbranchsi4, cbranchhi4, cbranchqi4): New.
620 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
621 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
624 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
625 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
626 * config/m68k/constraints.md (H): New.
627 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
628 the define_insn below.
629 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
630 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
631 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
632 patterns): Wrap RHS with COMPARE.
633 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
634 (*cmpdi_internal): Name this pattern.
635 (cmpdi): Change to define_insn.
636 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
637 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
638 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
640 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
641 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
642 (conditional_trap): Change to...
643 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
644 (*conditional_trap): Use the ordered_comparison_operator and
645 const1_operand predicates.
646 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
647 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
648 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
649 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
651 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
652 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
653 (mcore_gen_compare): New.
654 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
655 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
656 (mcore_gen_compare): ... this.
657 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
658 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
659 (stack probe pattern): Use cbranchsi4.
661 * config/mips/predicates.md (mips_cstore_operator): New.
662 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
663 * config/mips/mips.md (any_cond): Delete.
664 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
666 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
667 fixuns_truncsfdi2): Use cbranch patterns.
668 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
669 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
670 Adjust call to mips_expand_conditional_branch.
671 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
673 * config/mips/mips-protos.h (mips_expand_conditional_branch,
674 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
675 * config/mips/mips.c (cmp_operands): Delete.
676 (mips_emit_compare): Get comparison operands from *op0/*op1.
677 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
678 that it succeeds. Use op0/op1 instead of cmp_operands.
679 (mips_expand_conditional_branch, mips_expand_conditional_move,
680 mips_expand_conditional_trap): Likewise.
681 (mips_block_move_loop): Use cbranch patterns.
682 * config/mips/mips.h (cmp_operands): Delete.
684 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
685 (mmix_gen_compare_reg): Just return a register in the right CC mode.
686 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
687 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
688 (*cmpcc_folded): Rename to...
689 (*cmpdi_folded): this.
690 (*cmpcc): Rename to...
692 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
695 (cbranchdf4): New. Handle invalid comparisons here.
696 * config/mmix/predicates.md (float_comparison_operator): New.
698 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
699 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
700 * config/mn10300/mn10300.md (tst): Delete.
701 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
702 Name these patterns and wrap RHS in a compare.
703 (*cmpsi): Make this pattern private. Include tst.
704 (*cmpsf): Make this pattern private.
705 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
706 (compare with zero peepholes): Likewise.
708 (cbranchsi4, cbranchsf4): New.
709 (casesi): Use cbranchsi4.
711 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
712 hppa_branch_type): Delete.
713 (return_addr_rtx): Use cbranchsi4.
714 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
715 Emit CCFPmode comparison here.
716 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
717 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
718 hppa_branch_type): Delete.
719 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
720 (movsicc, movdicc): Remove references to hppa_compare_op0,
721 hppa_compare_op1 and compare_from_rtx.
722 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
723 (casesi): Use cbranchsi4.
725 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
726 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
727 * config/pdp11/pdp11.md (register_or_const0_operand): New.
728 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
729 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
731 (cbranchdf4, cbranchhi4, cbranchqi4): New.
732 (*branch, *branch_inverted): New.
734 * config/picochip/picochip.md (cbranchhi4): Use
735 ordered_comparison_operator.
736 (cmphi, bCC): Remove.
738 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
739 (trap_comparison_operator): Delete.
740 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
741 rs6000_emit_cbranch): Accept mode and operands.
742 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
743 rs6000_compare_fp_p): Delete.
744 (rs6000_generate_compare): Accept mode and comparison. Extract code
745 and op0/op1 from there. Replace references to rs6000_compare_op0
746 and rs6000_compare_op1.
747 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
748 extract result from passed operands.
749 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
750 extract loc from passed operands.
751 (rs6000_emit_cmove): Likewise.
752 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
753 rs6000_compare_fp_p): Delete.
754 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
755 (cbranch<GPR>4, cbranch<FP>4): New.
756 (cstore<mode>4): New. Consolidate here all choices about when to use
757 portable or specialized sCC sequences.
758 (stack_protect_test): Use cbranchsi4.
759 (conditional_trap): Replace with ctrap<GPR>4.
760 (conditional trap insn): Replace trap_comparison_operator with
761 ordered_comparison_operator.
763 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
764 (s390_emit_prologue): Use ctrap.
765 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
766 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
767 New predicates replacing...
768 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
769 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
770 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
771 (add<mode>cc): Do not use s390_compare_op0/op1.
772 (s<code>): Change to...
773 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
775 (cstorecc4): ... this. Handle EQ or NE equally.
776 (*sne): Un-privatize for use in cstorecc4.
777 (b<code>): Change to...
778 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
779 (conditional_trap): Replace with...
780 (ctrap<GPR>4, ctrap<FP>4): ... these.
781 (stack_protect): Use cbranchcc4.
783 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
784 * config/score/score-protos.h (score_gen_cmp): Delete.
785 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
786 (score_block_move-loop): Use cbranchsi4.
787 * config/score/score.md (cbranchsi4): New.
788 (cmpsi, bCC): Delete.
789 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
790 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
791 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
792 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
793 * config/score/score3.h (score3_gen_cmp): Delete.
794 * config/score/score7.h (score7_gen_cmp): Delete.
796 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
797 (sh_emit_scc_to_t): ... this. Return void.
798 (from_compare): Rename to...
799 (sh_emit_compare_and_branch): ... this.
800 (sh_emit_compare_and_set): New.
801 (sh_expand_t_scc): Accept operands.
802 * config/sh/predicates.md (sh_float_comparison_operator): New.
803 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
804 (prepare_scc_operands): Rename to...
805 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
807 (sh_emit_cheap_store_flag): New.
808 (sh_emit_set_t_insn): New.
809 (from_compare): Rename to...
810 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
811 handling of TARGET_SH2E floating point to avoid recursive call.
812 Generate branch here.
813 (sh_emit_compare_and_set): New.
814 (sh_expand_t_scc): Get op0/op1 from arguments.
815 (sh_emit_cheap_store_flag): New.
816 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
818 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
819 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
820 (movsicc, movdicc): Do nothing when it recreated operands from
821 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
822 prepare_scc_operands (now sh_emit_scc_to_t).
823 (udivdi3): Use cstoresi4.
824 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
825 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
826 (cbranchint4_media, cbranchfp4_media): New.
827 (casesi): Use cbranchdi4.
828 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
830 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
831 (movnegt): Remove second operand.
832 (cbranchsf4, cbranchdf4): New.
833 (stack_protect): Use cbranchdi4/cbranchsi4.
835 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
836 (gen_compare_reg): Accept comparison, extract part of it to...
837 (gen_compare_reg_1): ... this.
838 (gen_compare_operator): Delete.
839 (gen_v9_scc): Accept separate destination, comparison code and arms.
840 Do not use sparc_compare_op0/sparc_compare_op1.
841 (emit_scc_insn, emit_conditional_branch_insn): New.
842 (emit_v9_brxx): Make static. Remove useless assertion.
843 (sparc_emit_float_lib_cmp): Return RTL instead of calling
845 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
846 * config/sparc/sparc-protos.h (gen_compare_reg,
847 sparc_emit_float_lib_cmp): Adjust prototype.
848 (emit_scc_insn, emit_conditional_branch_insn): New.
849 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
850 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
851 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
852 iterators to the top.
853 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
854 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
855 snedi_special_trunc): Delete.
856 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
857 and snedi_special_trunc.
858 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
859 cbranchdi4, cbranch<F:mode>4): New.
860 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
861 here. Use gen_compare_reg instead of gen_compare_operator.
862 (conditional_trap): Replace with...
863 (ctrapsi4, ctrapdi4): ... this.
864 (stack_protect_test): Use cbranchcc4.
866 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
868 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
869 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
870 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
871 from operands[0] or operands[3] depending on is_set.
872 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
873 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
874 cmpdf, bCC), sCC: Remove.
875 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
876 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
878 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
879 spu_emit_branch_or_set.
881 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
883 * config/stormy16/stormy16.h (xstormy16_compare_op0,
884 xstormy16_compare_op1): Delete.
885 * config/stormy16/stormy16.c (xstormy16_compare_op0,
886 xstormy16_compare_op1): Delete.
887 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
889 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
890 (cmphi, cmpsi, bCC): Remove.
892 * config/v850/v850.md (tstsi, cmpsi): Fold into...
893 (*cmpsi): ... this one.
894 (cbranchsi4, cstoresi4): New.
895 (bCC expanders): Delete.
896 (sCC insns): Fold into...
897 (*setcc): ... this one.
898 (casesi): Do not use gen_cmpsi and gen_bgtu.
899 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
901 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
903 * config/vax/vax-protos.h (cond_name): New.
904 (vax_output_conditional_branch): Remove.
905 * config/vax/vax.c (cond_name): New.
906 (vax_output_conditional_branch): Remove.
907 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
908 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
909 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
910 (bit<VAXint>): Wrap source with (compare).
911 (b<code> and following unnamed pattern): Rename to *branch and
912 *branch_reversed. Change macroization to match_operator.
913 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
915 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
916 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
917 Change last argument to machine_mode.
918 (xtensa_expand_scc): Add machine_mode argument.
919 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
920 (gen_conditional_move, xtensa_expand_conditional_branch,
921 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
922 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
923 Adjust operand numbers.
924 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
926 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
927 (cmpsi, cmpsf, b<code>, s<code>): Delete.
928 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
930 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
932 * optabs.c (prepare_cmp_insn): Temporarily disable test that
933 causes spurious differences between trunk and cond-optab branch.
935 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
938 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
940 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
942 * tree.c (iterative_hash_pointer): Delete.
943 (iterative_hash_expr): Short-circuit handling of NULL pointer.
944 Hash UIDs and versions of SSA names. Don't special-case built-in
945 function declarations.
947 2009-05-11 Ian Lance Taylor <iant@google.com>
950 * graphite.c: Force -Wc++-compat to only be a warning before
951 #including "cloog/cloog.h".
953 2009-05-11 Martin Jambor <mjambor@suse.cz>
955 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
957 2009-05-11 Jan Hubicka <jh@suse.cz>
959 * tree-ssa-loop-ivcanon.c: Include target.h
960 (struct loop_size): new structure.
961 (constant_after_peeling): New predicate.
962 (tree_estimate_loop_size): New function.
963 (estimated_unrolled_size): Rewrite for new estimates.
964 (try_unroll_loop_completely): Use new estimates.
965 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
967 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
969 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
970 libcpp interface change.
971 (spu_macro_to_expand): Likewise.
973 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
975 PR tree-optimization/40026
976 * gimplify.c (gimplify_init_constructor): Change initial conditional
977 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
978 optimize_compound_literals_in_ctor.
980 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
982 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
984 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
986 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
988 * tree-vect-data-refs.c (vect_analyze_group_access): Use
989 HOST_WIDE_INT for gap.
991 2009-05-11 Ira Rosen <irar@il.ibm.com>
993 PR tree-optimization/40074
994 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
995 account in group size and step comparison.
997 2009-05-11 Richard Guenther <rguenther@suse.de>
999 * passes.c (init_optimization_passes): Strip now incorrect comment.
1000 (execute_function_todo): Do not set PROP_alias.
1001 * tree-pass.h (PROP_alias): Remove.
1002 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
1003 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
1004 * tree-nrv.c (pass_return_slot): Likewise.
1005 * tree-object-size.c (pass_object_sizes): Likewise.
1006 * tree-ssa-dom.c (pass_dominator): Likewise.
1007 (pass_phi_only_cprop): Likewise.
1008 * tree-ssa-dse.c (pass_dse): Likewise.
1009 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
1010 (pass_cselim): Likewise.
1011 * tree-ssa-pre.c (pass_pre): Likewise.
1012 (pass_fre): Likewise.
1013 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1014 * tree-ssa-sink.c (pass_sink_code): Likewise.
1015 * tree-stdarg.c (pass_stdarg): Likewise.
1016 * tree-tailcall.c (pass_tail_calls): Likewise.
1017 * tree-vrp.c (pass_vrp): Likewise.
1019 2009-05-10 Ian Lance Taylor <iant@google.com>
1021 * basic-block.h (enum profile_status): Break out of struct
1023 * cgraph.h (struct inline_summary): Break out of struct
1025 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
1026 of struct cgraph_order_sort.
1027 * combine.c (enum undo_kind): New enum, broken out of struct undo.
1028 * cse.c (struct branch_path): Break out of struct
1029 cse_basic_block_data.
1030 * except.h (enum eh_region_type): Break out of struct eh_region.
1031 * gcc.c (enum add_del): Break out of struct modify_target.
1032 * genrecog.c (enum decision_type): Break out of struct decision_test.
1033 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
1035 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
1036 * regmove.c (enum match_use): New enum, broken out of struct match.
1037 * sched-int.h (enum post_call_group): New enum, broken out of
1039 (struct deps_reg): Break out of struct deps.
1040 * target.h (struct asm_int_op): Break out of struct gcc_target.
1041 * tree-eh.c (struct goto_queue_node): Break out of struct
1043 * tree-inline.h (enum copy_body_cge_which): Break out of
1045 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
1047 * c-decl.c (in_struct, struct_types): New static variables.
1048 (pushtag): Add loc parameter. Change all callers.
1049 (lookup_tag): Add ploc parameter. Change all callers.
1050 (check_compound_literal_type): New function.
1051 (parser_xref_tag): Add loc parameter. Change all callers. If
1052 -Wc++-compat, warn about struct/union/enum types defined within a
1054 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
1055 and loc parameters. Change all callers. Change error calls to
1056 error_at, using loc. For a redefinition, if the location of the
1057 original definition is known, report it. Set in_struct and
1058 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
1059 (finish_struct): Add new parameters enclosing_in_struct and
1060 enclosing_struct_types. Change all callers. Set
1061 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
1062 in the struct. If in a struct, add this struct to struct_types.
1063 (start_enum): Add loc parameter. Change all callers. Use
1064 error_at for errors, using loc. For a redefinition, if the
1065 location of the original definition is known, report it. If in a
1066 struct, add this enum type to struct_types. If -Wc++-compat warn
1067 if in sizeof, typeof, or alignof.
1068 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
1069 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
1070 (c_parser_enum_specifier): Get enum location for start_enum.
1071 (c_parser_struct_or_union_specifier): Get struct location for
1072 start_struct. Save in_struct and struct_types status between
1073 start_struct and finish_struct.
1074 (c_parser_cast_expression): Get location of cast.
1075 (c_parser_alignof_expression): Get location of type.
1076 (c_parser_postfix_expression): Likewise.
1077 (c_parser_postfix_expression_after_paren_type): Add type_loc
1078 parameter. Change all callers. Call check_compound_literal_type.
1079 Use type_loc for error about variable size type.
1080 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
1081 of an enum constant from an enum type defined in a struct or union.
1082 (c_cast_expr): Add loc parameter. Change all callers. If
1083 -Wc++-compat, warn about defining a type in a cast.
1084 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
1085 (start_enum, start_struct, finish_struct): Update declarations.
1086 (parser_xref_tag, c_cast_expr): Update declarations.
1087 (check_compound_literal_type): Declare.
1089 2009-05-11 Ben Elliston <bje@au.ibm.com>
1091 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
1092 for recent libcpp interface change.
1093 (rs6000_macro_to_expand): Likewise.
1095 2009-05-10 Michael Matz <matz@suse.de>
1098 * config/arm/arm.c (require_pic_register): Emit on entry edge,
1099 not at entry of function.
1101 2009-05-10 Richard Guenther <rguenther@suse.de>
1103 PR tree-optimization/40081
1105 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1106 using the main variant of the element type. Do not fiddle with
1107 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1109 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
1110 structs with volatile fields.
1112 2009-05-10 Jan Hubicka <jh@suse.cz>
1114 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
1115 (estimate_move_cost): Assert that it does not get called for
1117 (estimate_num_insns): Skip VOID types in argument handling.
1118 (optimize_inline_calls): Delete unreachable blocks and verify that
1121 2009-05-10 Jan Hubicka <jh@suse.cz>
1123 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
1124 * cgraph.c (cgraph_mark_address_taken_node): New function.
1125 (dump_cgraph_node): Dump new flag.
1126 * cgraph.h (struct cgraph_node): Add address_taken.
1127 (cgraph_mark_address_taken_node): New function.
1128 * ipa.c (cgraph_postorder): Prioritize functions with address taken
1129 since new direct calls can be born.
1131 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1133 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
1136 2009-05-10 Jan Hubicka <jh@suse.cz>
1139 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
1141 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
1142 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
1143 * tree-inline.c (copy_bb): Set frequency correctly.
1144 (fold_marked_statements): Update call to
1145 cgraph_update_edges_for_call_stmt.
1147 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1149 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
1150 identifiers in diagnostics.
1151 * config/arm/arm.c (arm_handle_fndecl_attribute,
1152 arm_handle_isr_attribute): Likewise.
1153 * config/avr/avr.c (avr_handle_progmem_attribute,
1154 avr_handle_fndecl_attribute, avr_handle_fntype_attribute):
1156 * config/bfin/bfin.c (handle_int_attribute,
1157 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
1158 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
1159 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
1161 * config/darwin.c (darwin_handle_kext_attribute,
1162 darwin_handle_weak_import_attribute): Likewise.
1163 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
1164 h8300_handle_eightbit_data_attribute,
1165 h8300_handle_tiny_data_attribute): Likewise.
1166 * config/i386/i386.c (ix86_handle_cconv_attribute,
1167 ix86_handle_abi_attribute, ix86_handle_struct_attribute):
1169 * config/i386/winnt.c (ix86_handle_shared_attribute,
1170 ix86_handle_selectany_attribute): Likewise.
1171 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
1172 * config/m32c/m32c.c (function_vector_handler): Likewise.
1173 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
1174 m68hc11_handle_fntype_attribute): Likewise.
1175 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
1176 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
1177 * config/mips/mips.c (mips_insert_attributes,
1178 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
1179 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
1180 rs6000_handle_struct_attribute): Likewise.
1181 * config/sh/sh.c (sh_insert_attributes,
1182 sh_handle_resbank_handler_attribute,
1183 sh_handle_interrupt_handler_attribute,
1184 sh2a_handle_function_vector_handler_attribute,
1185 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1187 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
1188 * config/spu/spu.c (spu_handle_fndecl_attribute,
1189 spu_handle_vector_attribute): Likewise.
1190 * config/stormy16/stormy16.c
1191 (xstormy16_handle_interrupt_attribute): Likewise.
1192 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
1193 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
1195 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1197 * pretty-print.h (struct pretty_print_info): Add
1198 translate_identifiers.
1199 (pp_translate_identifiers): New.
1200 (pp_identifier): Only conditionally translate identifier to locale
1202 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
1203 (pp_base_tree_identifier): Only conditionally translate identifier
1204 to locale character set.
1205 * c-pretty-print.c (M_): Define.
1206 (pp_c_type_specifier, pp_c_primary_expression): Mark English
1207 fragments for conditional translation with M_.
1208 * tree-pretty-print.c (maybe_init_pretty_print): Disable
1209 identifier translation.
1211 2009-05-10 Richard Guenther <rguenther@suse.de>
1213 PR tree-optimization/40081
1214 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1215 using the main variant of the element type. Do not fiddle with
1216 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1218 2009-05-09 Jan Hubicka <jh@suse.cz>
1221 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
1222 indirect calls; verify cgraph afterwards.
1224 2009-05-09 Jan Hubicka <jh@suse.cz>
1227 * ipa.c (update_inlined_to_pointer): New function.
1228 (cgraph_remove_unreachable_nodes): Use it.
1230 2009-05-09 Jan Hubicka <jh@suse.cz>
1232 * tree-eh.c (struct leh_state): Remove prev_try.
1233 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
1235 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
1236 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
1237 remove_eh_handler_and_replace, foreach_reachable_handler,
1238 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
1239 * except.h (struct eh_region): Remove eh_region_u_cleanup.
1240 (gen_eh_region_cleanup): Update prototype.
1242 2009-05-09 Jan Hubicka <jh@suse.cz>
1245 * except.c (copy_eh_region): Always set prev_try.
1246 (redirect_eh_edge_to_label): Find outer try.
1247 (foreach_reachable_handler): When looking for prev try
1248 handle case where previous try is not going to be taken.
1250 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1252 PR tree-optimization/40049
1253 * tree-vect-stmts.c (vectorizable_operation): If the machine has
1254 only vector/vector shifts, convert the type of the constant to the
1255 appropriate type to avoid building incorrect trees, which
1256 eventually have problems with garbage collection.
1258 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1260 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
1261 -1 for complex floating-point types if honoring signed zeros.
1263 2009-05-08 Jan Hubicka <jh@suse.cz>
1265 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
1266 argument; handle correctly when profile is absent.
1267 (build_cgraph_edges): Update.
1268 (rebuild_cgraph_edges): Update.
1269 * cgraph.c: Do not include varray.h.
1270 (cgraph_set_call_stmt_including_clones): New function.
1271 (cgraph_create_edge_including_clones): Likewise
1272 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
1273 (cgraph_update_edges_for_call_stmt): Handle clones.
1274 (cgraph_remove_node): Handle clone tree.
1275 (cgraph_remove_node_and_inline_clones): New function.
1276 (dump_cgraph_node): Dump clone tree.
1277 (cgraph_clone_node): Handle clone tree.
1278 (clone_function_name): Bring here from tree-inline.c.
1279 (cgraph_create_virtual_clone): New function.
1280 * cgraph.h (ipa_replace_map): Move here from ipa.h.
1281 (cgraph_clone_info): New function.
1282 (strut cgraph_node): Add clone_info and new clone tree pointers.
1283 (cgraph_remove_node_and_inline_clones,
1284 cgraph_set_call_stmt_including_clones,
1285 cgraph_create_edge_including_clones,
1286 cgraph_create_virtual_clone): Declare.
1287 (cgraph_function_versioning): Use VEC argument.
1288 (compute_call_stmt_bb_frequency): Update prototype.
1289 (cgraph_materialize_all_clones): New function.
1290 * ipa-cp.c (ipcp_update_cloned_node): Remove.
1291 (ipcp_create_replace_map): Update to VECtors.
1292 (ipcp_update_callgraph): Use virtual clones.
1293 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
1294 (ipcp_update_profiling): Do not update local profiling.
1295 (ipcp_insert_stage): Use VECtors and virtual clones.
1296 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
1297 (clone_of_p): New function.
1298 (cgraph_preserve_function_body_p): Use clone tree.
1299 (cgraph_optimize): Materialize clones.
1300 (cgraph_function_versioning): Update for VECtors.
1301 (save_inline_function_body): Use clone tree.
1302 (cgraph_materialize_clone): New function.
1303 (cgraph_materialize_all_clones): Likewise.
1304 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
1305 * ipa.c: Include gimple.h.
1306 (cgraph_remove_unreachable_nodes): Use clone tree.
1307 * ipa-prop.c (ipa_note_param_call): Update call to
1308 compute_call_stmt_bb_frequencycall.
1309 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
1310 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
1311 (copy_bb): Handle updating of clone tree; add new edge when new call
1313 (expand_call_inline): Be strict about every call having edge.
1314 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
1315 (delete_unreachable_blocks_update_callgraph): New function.
1316 (tree_function_versioning): Use VECtors; always remove unreachable
1317 blocks and fold conditionals.
1318 * tree-inline.h: Do not include varray.h.
1319 (tree_function_versioning): Remove.
1320 * Makefile.in (GTFILES): Remove tree-inline.c
1321 * passes.c (do_per_function): Do only functions having body.
1322 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
1325 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
1326 Andrew Morrow <acm@google.com>
1329 * c-common.c (c_common_attribute_table): Permit deprecated
1330 attribute to take an optional argument.
1331 (handle_deprecated_attribute): If the optional argument to
1332 __attribute__((deprecated)) is not a string ignore the attribute
1335 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
1336 * c-typeck.c (build_component_ref): Likewise.
1337 (build_external_ref): Likewise.
1339 * toplev.c (warn_deprecated_use): Add an attribute argument.
1340 Emit the message associated with __attribute__((deprecated)).
1342 * toplev.h (warn_deprecated_use): Updated.
1344 * doc/extend.texi: Document new optional parameter to
1345 __attribute__((deprecated))
1347 2009-05-08 Michael Eager <eager@eagercon.com>
1349 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
1350 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
1352 2009-05-08 Richard Guenther <rguenther@suse.de>
1354 PR tree-optimization/40062
1355 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
1356 Avoid exponential behavior.
1358 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1360 PR rtl-optimization/33928
1362 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
1363 process_uses, build_single_def_use_links): New.
1364 (update_df): Update use_def_ref.
1365 (forward_propagate_into): Use get_def_for_use instead of use-def
1367 (fwprop_init): Call build_single_def_use_links and let it initialize
1369 (fwprop_done): Free use_def_ref.
1370 (fwprop_addr): Eliminate duplicate call to df_set_flags.
1371 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
1372 df_rd_simulate_one_insn): New.
1373 (df_rd_bb_local_compute_process_def): Update head comment.
1374 (df_chain_create_bb): Use the new RD simulation functions.
1375 * df.h (df_rd_simulate_artificial_defs_at_top,
1376 df_rd_simulate_one_insn): New.
1377 * opts.c (decode_options): Enable fwprop at -O1.
1378 * doc/invoke.texi (-fforward-propagate): Document this.
1380 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1383 * c-typeck.c (build_binary_op): Handle arithmetic between one real
1384 and one complex operand specially.
1385 * tree-complex.c (some_nonzerop): Do not identify a real value as
1386 zero if flag_signed_zeros.
1388 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1390 PR rtl-optimization/33928
1391 * loop-invariant.c (record_use): Fix && vs. || mishap.
1393 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1395 PR rtl-optimization/33928
1396 * loop-invariant.c (struct use): Add addr_use_p.
1397 (struct def): Add n_addr_uses.
1398 (struct invariant): Add cheap_address.
1399 (create_new_invariant): Set cheap_address.
1400 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
1401 (record_uses): Pass df_ref to record_use.
1402 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
1405 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
1407 * config/sh/sh.c: Do not include c-pragma.h.
1409 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1411 * config/spu/spu.c: Remove include of c-common.h.
1413 2009-05-07 Janis Johnson <janis187@us.ibm.com>
1416 * c-common.h (mark_valid_location_for_stdc_pragma,
1417 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
1418 clear_float_const_decimal64, float_const_decimal64_p): New.
1419 * c.opt (Wunsuffixed-float-constants): New.
1420 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
1421 unsuffixed float constant, handle new warning.
1422 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
1423 * c-decl.c (c_scope): New flag float_const_decimal64.
1424 (set_float_const_decimal64, clear_float_const_decimal64,
1425 float_const_decimal64_p): New.
1426 (push_scope): Set new flag.
1427 * c-parser.c (c_parser_translation_unit): Mark when it's valid
1428 to use STDC pragmas.
1429 (c_parser_external_declaration): Ditto.
1430 (c_parser_compound_statement_nostart): Ditto.
1431 * c-pragma.c (valid_location_for_stdc_pragma,
1432 mark_valid_location_for_stdc_pragma,
1433 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
1434 handle_pragma_float_const_decimal64): New.
1435 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
1436 * cp/semantics.c (valid_location_for_stdc_pragma_p,
1437 set_float_const_decimal64, clear_float_const_decimal64,
1438 float_const_decimal64_p): New dummy functions.
1439 * doc/extend.texi (Decimal Float): Remove statement that the
1440 pragma, and suffix for double constants, are not supported.
1441 * doc/invoke.texi (Warning Options): List new option.
1442 (-Wunsuffixed-float-constants): New.
1444 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
1446 * config/i386/i386.c: Do not include c-common.h.
1448 2009-05-07 Mark Heffernan <meheff@google.com>
1450 * doc/invoke.texi (Debugging Options): Document change of debugging
1452 * opts.c (decode_options): Make dump_base_name relative to
1453 aux_base_name directory.
1455 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
1457 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
1458 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
1460 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
1462 * Makefile.in (install-plugin): Simplify a bit.
1464 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
1466 * Makefile.in (OBJS-common): Add regcprop.o.
1468 * timevar.def (TV_CPROP_REGISTERS): New.
1469 * regrename.c (regrename_optimize): Return 0.
1470 (rest_of_handle_regrename): Delete.
1471 (pass_rename_registers): Point to regrename_optimize.
1472 (struct value_data_entry, struct value_data,
1473 kill_value_one_regno, kill_value_regno, kill_value,
1474 set_value_regno, init_value_data, kill_clobbered_value,
1475 kill_set_value, kill_autoinc_value, copy_value,
1476 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
1477 replace_oldest_value_reg, replace_oldest_value_addr,
1478 replace_oldest_value_mem, copyprop_hardreg_forward_1,
1479 debug_value_data, validate_value_data): Move...
1480 * regcprop.c: ... here.
1481 (rest_of_handle_cprop): Delete.
1482 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
1484 2009-05-07 Jakub Jelinek <jakub@redhat.com>
1487 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
1488 GEN_INT for 1 << bitnum.
1489 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
1492 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
1494 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
1495 Remove wrong description of "nand" operation.
1497 2009-05-06 Richard Guenther <rguenther@suse.de>
1498 Adam Nemet <anemet@caviumnetworks.com>
1500 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
1501 comment. Add that if LHS is not a gimple register, then RHS1 has
1502 to be a single object (GIMPLE_SINGLE_RHS).
1504 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
1506 * expr.c (get_def_for_expr): Move it up in the file.
1507 (store_field): When expanding a bit-field store, look at the
1508 defining gimple stmt for the masking conversion.
1510 2009-05-06 Janis Johnson <janis187@us.ibm.com>
1513 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
1514 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
1515 32-bit memcpy into long.
1517 2009-05-06 Jakub Jelinek <jakub@redhat.com>
1519 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
1520 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
1522 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
1523 instead of appending DW_OP_deref*.
1525 2009-05-06 Michael Matz <matz@suse.de>
1528 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
1529 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
1531 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
1533 * Makefile.in (install-plugin): Fix srcdir handling.
1535 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
1537 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
1538 when processing for not_regs_needed bitmap.
1539 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
1540 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
1541 handling it for rhs.
1543 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1545 * config/i386/i386.md (unnamed inc/dec peephole): Use
1546 optimize_insn_for_size_p instead of optimize_size.
1547 * config/i386/predicates.md (incdec_operand): Likewise.
1548 (aligned_operand): Likewise.
1549 * config/i386/sse.md (divv8sf3): Likewise.
1550 (sqrtv8sf2): Likewise.
1552 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1554 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
1556 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
1558 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1560 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
1561 ssemodesuffixf2c with avxmodesuffixf2c.
1563 2009-05-06 Joseph Myers <joseph@codesourcery.com>
1566 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
1568 2009-05-05 Jakub Jelinek <jakub@redhat.com>
1570 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
1571 (struct tree_base): Adjust spacing for 8 bit boundaries.
1572 (struct tree_decl_common): Add decl_by_reference_flag bit.
1573 (DECL_BY_REFERENCE): Adjust.
1574 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
1575 print DECL_BY_REFERENCE bit.
1576 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
1577 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
1578 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
1579 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
1583 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
1584 range of the type, but default label is missing, add it with one
1585 of the existing labels instead of adding a new label for it.
1587 2009-05-05 Joseph Myers <joseph@codesourcery.com>
1591 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
1593 * Makefile.in (enable_plugin, plugin_includedir): New.
1594 (install): Depend on install-plugin.
1595 (PLUGIN_HEADERS): New.
1596 (install-plugin): New.
1597 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
1599 2009-05-05 Richard Guenther <rguenther@suse.de>
1601 PR tree-optimization/40022
1602 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
1604 (phivn_valid_p): Fix tuplification error, simplify.
1605 (phiprop_insert_phi): Add dumps.
1606 (propagate_with_phi): Simplify.
1608 2009-05-05 Richard Guenther <rguenther@suse.de>
1611 * builtins.c (gimplify_va_arg_expr): Properly build the address.
1613 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
1615 * tree.h (strip_float_extensions): Remove duplicate declaration.
1616 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
1617 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
1618 block_ultimate_origin): Rearrange the declarations line to match the
1619 comment that indicates the .c file which the functions are defined.
1620 (dwarf2out_*, set_decl_rtl): Add comment.
1621 (get_base_address): Adjust comment.
1622 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
1623 declarations line and add comment.
1624 (is_builtin_name): Add blank after function name, for clarity.
1626 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1628 * attribs.c (decl_attributes): Use %qE for identifiers in
1630 * cgraphunit.c (verify_cgraph_node): Translate function names to
1631 locale character set in diagnostics.
1632 * coverage.c (get_coverage_counts): Use %qE for identifiers in
1634 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
1635 Document that functions are named in UTF-8.
1636 * expr.c (expand_expr_real_1): Translate function names to locale
1637 character set in diagnostics.
1638 * gimplify.c (omp_notice_variable, omp_is_private,
1639 gimplify_scan_omp_clauses): Use %qE for identifiers in
1641 * langhooks.c (lhd_print_error_function): Translate function names
1642 to locale character set.
1643 * langhooks.h (decl_printable_name): Document that return value is
1644 in internal character set.
1645 * stmt.c: Include pretty-print.h
1646 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
1648 (resolve_operand_name_1): Translate named operand name to locale
1650 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
1652 * toplev.c (announce_function): Translate function names to locale
1654 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
1655 (default_tree_printer): Use pp_identifier or translate identifiers
1656 to locale character set. Mark "<anonymous>" for translation.
1657 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
1658 for identifiers in diagnostics.
1659 * tree.c (handle_dll_attribute): Use %qE for identifiers in
1661 * varasm.c (output_constructor): Use %qE for identifiers in
1664 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
1666 * configure.ac: use ` ` instead of $()
1667 * configure: Regenerate.
1669 2009-05-05 Ben Elliston <bje@au.ibm.com>
1671 * config/pa/linux-atomic.c: Eliminate conditional include of
1672 errno.h on non-LP64 systems to simplify build requirements.
1674 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1676 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
1678 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
1679 and pass value to identifier_to_locale.
1680 (warn_variable_length_array): Make name a tree.
1681 (grokdeclarator): Separate diagnostic texts for named and unnamed
1682 declarators. Use %qE for named declarators.
1683 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
1685 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
1686 identifiers in diagnostics.
1687 * c-typeck.c (push_member_name, start_init): Pass identifiers to
1688 identifier_to_locale. Mark "anonymous" strings for translation.
1690 2009-05-04 Michael Eager <eager@eagercon.com>
1692 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
1693 address for DImode/DFmode only if double-precision FP regs.
1695 2009-05-04 Michael Eager <eager@eagercon.com>
1697 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
1698 TARGET_SINGLE_FLOAT check.
1700 2009-05-04 Michael Eager <eager@eagercon.com>
1702 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
1704 2009-05-04 Michael Eager <eager@eagercon.com>
1706 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
1707 * config/rs6000/t-xilinx: New
1709 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
1711 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
1712 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
1713 * gcc/explow.c (memory_address): Use target hook.
1714 * gcc/targhooks.c (default_legitimize_address): New.
1715 * gcc/targhooks.h (default_legitimize_address): New.
1716 * gcc/target.h (legitimize_address): New.
1717 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
1718 (TARGET_INITIALIZER): Include it.
1719 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
1721 * config/bfin/bfin-protos.h (legitimize_address): Remove.
1722 * config/bfin/bfin.c (legitimize_address): Remove.
1723 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
1724 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
1726 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
1727 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
1729 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
1730 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
1731 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
1732 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
1733 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
1734 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
1735 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
1736 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
1737 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
1738 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
1739 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
1740 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
1741 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
1742 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
1743 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
1744 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
1745 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
1746 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
1747 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
1748 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
1749 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
1750 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
1751 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
1753 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
1754 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
1755 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
1756 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
1757 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
1758 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
1759 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
1760 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
1761 (thumb_legitimize_address): Delete.
1762 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
1763 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
1764 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
1765 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
1766 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
1767 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
1769 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
1772 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
1773 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
1774 * config/m32r/m32r.c (m32r_legitimize_address): New.
1775 * config/m68k/m68k.c (m68k_legitimize_address): New.
1776 * config/score/score.c (score_legitimize_address): Standardize.
1777 * config/score/score3.c (score3_legitimize_address): Standardize.
1778 * config/score/score3.h (score3_legitimize_address): Adjust.
1779 * config/score/score7.c (score7_legitimize_address): Standardize.
1780 * config/score/score7.h (score7_legitimize_address): Adjust.
1781 * config/sh/sh.c (sh_legitimize_address): New.
1782 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
1784 * gcc/config/s390/s390.c (legitimize_address): Rename to...
1785 (s390_legitimize_address): ... this.
1786 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
1787 (sparc_legitimize_address): ... this.
1788 * gcc/config/i386/i386.c (legitimize_address): Rename to...
1789 (ix86_legitimize_address): ... this.
1790 * gcc/config/avr/avr.c (legitimize_address): Rename to...
1791 (avr_legitimize_address): ... this.
1792 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
1793 (mn10300_legitimize_address): ... this.
1794 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
1795 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
1796 (alpha_expand_mov): Adjust call.
1798 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
1799 * config/spu/spu.c (spu_legitimize_address): Likewise.
1800 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
1801 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
1803 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1805 * intl.c (locale_encoding, locale_utf8): New.
1806 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
1807 * intl.h (locale_encoding, locale_utf8): Declare.
1808 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
1809 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
1811 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
1813 (pp_tree_identifier): Define to call pp_base_tree_identifier.
1814 (pp_base_tree_identifier): Declare as function.
1815 (identifier_to_locale): Declare.
1816 * Makefile.in (pretty-print.o): Update dependencies.
1817 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
1819 2009-05-04 Richard Guenther <rguenther@suse.de>
1822 * builtins.c (fold_builtin_memory_op): Do not decay to element
1823 type if the size matches the whole array.
1825 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1827 * expmed.c (synth_mult): When trying out a shift, pass the result
1830 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1832 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
1833 (shiftsub1_cost): New.
1834 (init_expmed): Compute shiftsub1_cost.
1835 (synth_mult): Optimize multiplications by constants of the form
1836 -(2^^m-1) for some constant positive integer m.
1838 2009-05-03 Richard Guenther <rguenther@suse.de>
1841 * c-typeck.c (array_to_pointer_conversion): Do not built
1842 ADDR_EXPRs of arrays of pointer-to-element type.
1843 * c-gimplify.c (c_gimplify_expr): Revert change fixing
1844 up wrong ADDR_EXPRs after-the-fact.
1845 * c-common.c (strict_aliasing_warning): Strip pointer
1846 conversions for obtaining the original type.
1847 * builtins.c (fold_builtin_memset): Handle array types.
1848 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
1851 2009-05-03 Richard Guenther <rguenther@suse.de>
1854 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
1855 Do not lose casts from array types with unknown extent to array
1856 types with known extent.
1857 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
1858 alias set compatibility.
1860 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
1862 * flags.h (extra_warnings): Delete.
1863 * toplev.c (process_options): Handle Wuninitialized here.
1864 * opts.c (extra_warnings): Delete.
1865 (set_Wextra): Delete.
1866 (common_handle_option): -Wextra can be handled automatically.
1867 * c-opts.c (c_common_handle_option): Delete obsolete code.
1868 (c_common_post_options): Simplify comment.
1869 * common.opt (W): Add Var.
1871 (Wuninitialized): Initialize to -1.
1873 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
1874 Richard Guenther <rguenther@suse.de>
1876 * expr.c (get_def_for_expr): New function.
1877 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
1878 SSA rather than trees.
1879 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
1880 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
1882 2009-05-03 Joseph Myers <joseph@codesourcery.com>
1884 * c-common.c (reswords): Add _Imaginary.
1885 * c-common.c (enum rid): Add RID_IMAGINARY.
1887 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
1889 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
1890 Patch by Richard Guenther.
1892 2009-05-03 Anatoly Sokolov <aesok@post.ru>
1894 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
1895 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1896 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
1897 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
1898 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
1899 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
1900 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
1901 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
1902 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
1903 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
1904 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
1905 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
1906 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
1907 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
1908 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
1909 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
1910 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
1911 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
1913 2009-05-02 Richard Guenther <rguenther@suse.de>
1915 PR tree-optimization/39940
1916 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
1919 2009-05-02 Richard Guenther <rguenther@suse.de>
1922 * tree-ssa.c (execute_update_addresses_taken): Properly check
1923 if we can mark a variable DECL_GIMPLE_REG_P.
1924 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
1925 back to the end of the function.
1926 (is_gimple_reg_type): Remove complex type special casing.
1927 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
1930 2009-05-02 Ben Elliston <bje@au.ibm.com>
1932 * doc/collect2.texi (Collect2): Document search path behaviour
1933 when configured with --with-ld.
1935 2009-05-02 Jan Hubicka <jh@suse.cz>
1937 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
1938 parameter; update callers.
1939 (coalesce_cost_edge): EH edges are costier because they needs
1940 splitting even if not critical and even more costier when there are
1941 multiple EH predecestors.
1943 2009-05-02 Jan Hubicka <jh@suse.cz>
1945 * except.c (remove_eh_handler_and_replace): Handle updating after
1946 removing TRY blocks.
1948 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
1950 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
1952 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
1954 * varasm.c: Do not include c-pragma.h.
1955 * attribs.c: Do not incude c-common.h.
1957 2009-05-01 Michael Matz <matz@suse.de>
1959 * calls.c (initialize_argument_information): Handle SSA names like
1960 decls with a non MEM_P DECL_RTL.
1962 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1964 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
1965 * ipa-utils.c: Likewise.
1966 * ipa-type-escape.c: Likewise.
1967 * cgraphunit.c Do not include c-common.h.
1968 * ipa-pure-const.c: Likewise.
1969 * tree-if-conv.c: Likewise.
1970 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
1971 * ipa-struct-reorg.c: Likewise.
1972 * tree-nomudflap.c: Likewise.
1973 * tree-ssa-structalias.c: Likewise.
1975 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1977 * store-motion.c: Many cleanups to make this pass a first-class
1978 citizen instead of an appendix to gcse load motion. Add TODO list
1979 to make this pass faster/cleaner/better.
1981 (struct ls_expr): Post gcse.c-split cleanups.
1982 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
1983 "stores" field to "avail_stores".
1984 (pre_ldst_mems): Rename to store_motion_mems.
1985 (pre_ldst_table): Rename to store_motion_mems_table.
1986 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
1987 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
1988 (ldst_entry): Rename to st_expr_entry, update users.
1989 (free_ldst_entry): Rename to free_st_expr_entry, update users.
1990 (free_ldst_mems): Rename to free_store_motion_mems, update users.
1991 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
1993 (first_ls_expr): Rename to first_st_expr, update users.
1994 (next_ls_expr): Rename to next_st_expr, update users.
1995 (print_ldst_list): Rename to print_store_motion_mems. Print names of
1996 fields properly for store motion instead of names inherited from load
1998 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
1999 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
2002 (ae_kill): Rename to st_kill, update users.
2003 (ae_gen): Rename to st_avloc, update users.
2004 (transp): Rename to st_transp, update users.
2005 (pre_insert_map): Rename to st_insert_map, update users.
2006 (pre_delete_map): Rename to st_delete_map, update users.
2007 (insert_store, build_store_vectors, free_store_memory,
2008 one_store_motion_pass): Update for abovementioned changes.
2010 (gcse_subst_count, gcse_create_count): Remove.
2011 (one_store_motion_pass): New statistics counters "n_stores_deleted"
2012 and "n_stores_created", local variables.
2014 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
2017 (regvec, compute_store_table_current_insn): Remove.
2018 (reg_set_info, reg_clear_last_set): Remove.
2019 (compute_store_table): Use DF caches instead of local dataflow
2022 2009-05-01 Joseph Myers <joseph@codesourcery.com>
2024 * c-objc-common.c (c_tree_printer): Print identifiers with
2025 pp_identifier, not pp_string. Mark "({anonymous})" for
2027 * c-pretty-print.c (pp_c_ws_string): New.
2028 (pp_c_cv_qualifier, pp_c_type_specifier,
2029 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
2030 pp_c_storage_class_specifier, pp_c_function_specifier,
2031 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
2032 pp_c_primary_expression, pp_c_postfix_expression,
2033 pp_c_unary_expression, pp_c_shift_expression,
2034 pp_c_relational_expression, pp_c_equality_expression,
2035 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
2036 use pp_string and pp_c_ws_string in place of pp_identifier and
2037 pp_c_identifier for non-identifiers. Mark English strings for
2039 * c-pretty-print.h (pp_c_ws_string): Declare.
2041 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
2042 Roland McGrath <roland@redhat.com>
2044 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
2045 (ENABLE_LD_BUILDID): New configuration option.
2046 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
2047 (LINK_BUILDID_SPEC): New macro.
2048 (init_spec): If defined, prepend it between LINK_EH_SPEC and
2050 * doc/install.texi: Document --enable-linker-build-id option.
2051 * configure: Rebuild.
2052 * config.in: Rebuild.
2054 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
2056 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
2057 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
2058 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
2059 MIPS_GP_SAVE_AREA_SIZE.
2060 * config/mips/mips.c (struct mips_frame_info): Update comment
2061 before arg_pointer_offset and hard_frame_pointer_offset.
2062 (mips_compute_frame_info): Update diagram before function: to
2063 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
2064 indicate the position of frame_pointer_rtx with -fstack-protector and
2065 to show args_size. Don't allocate cprestore area for leaf functions
2066 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
2068 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
2070 2009-04-30 Michael Matz <matz@suse.de>
2072 PR tree-optimization/39955
2073 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
2075 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
2077 * ira.c (setup_cover_and_important_classes): Use safe macro
2078 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
2080 * genpreds.c (write_tm_preds_h): Output suitable definition of
2081 REG_CLASS_FOR_CONSTRAINT.
2083 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2085 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
2087 * bitmap.c (bitmap_descriptor): Likewise.
2088 * ggc-common.c (loc_descriptor): Likewise.
2089 * varray.c (varray_descriptor): Likewise.
2090 * vec.c (vec_descriptor): Likewise.
2092 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
2094 * Makefile.in (dce.o): Add $(EXCEPT_H).
2095 * dce.c: Include except.h and delete redundant vector definitions.
2096 (deletable_insn_p): Return false for non-call insns that can throw
2099 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
2101 * gcse.c (ae_gen): Remove.
2102 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
2103 and make non-static function to make it available in store-motion.c.
2104 Update call sites with search-and-replace.
2105 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
2106 extract_mentioned_regs, extract_mentioned_regs_helper,
2107 find_moveable_store, compute_store_table, load_kills_store, find_loads,
2108 store_killed_in_insn, store_killed_after, store_killed_before,
2109 build_store_vectors, insert_insn_start_basic_block, insert-store,
2110 remove_reachable_equiv_notes, replace_store_insn, delete_store,
2111 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
2112 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
2113 * store-motion.c: ...new file. Also copy data structures from gcse.c
2114 and clean up to remove parts not used by store motion.
2115 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
2116 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
2118 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2121 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
2122 when optimizing for size.
2124 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
2126 * gcse.c (gcse_constant_p): Fix typo in last change.
2128 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2130 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
2132 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
2134 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
2136 2009-04-29 James E. Wilson <wilson@codesourcery.com>
2138 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
2139 CONST_HIGH_PART result.
2141 2009-04-29 Anatoly Sokolov <aesok@post.ru>
2143 * config/avr/avr.c (initial_elimination_offset): Rename to
2144 avr_initial_elimination_offset.
2145 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
2146 change return type to bool.
2147 (avr_can_eliminate): New function.
2148 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
2149 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
2150 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
2151 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
2152 avr_initial_elimination_offset.
2153 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
2154 (avr_initial_elimination_offset): Define.
2156 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
2157 Steven Bosscher <steven@gcc.gnu.org>
2159 PR rtl-optimization/39938
2160 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
2161 * cfgrtl.c: Include insn-attr.h.
2162 (rest_of_pass_free_cfg): New function.
2163 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
2164 * resource.c (init_resource_info): Remove call to df_analyze.
2166 2009-04-29 Richard Guenther <rguenther@suse.de>
2169 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
2170 allow conversion to signed integers.
2172 2009-04-29 Richard Guenther <rguenther@suse.de>
2174 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
2175 shifts of floating point vectors if the shift amount is
2176 a constant multiple of the element size.
2178 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
2179 Michael Matz <matz@suse.de>
2183 * tree-outof-ssa.c (emit_partition_copy): New function.
2184 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2185 insert_part_to_rtx_on_edge): Perform the partition base var
2186 copy using emit_partition_copy.
2187 (insert_value_copy_on_edge): Convert constants to the right mode.
2188 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
2189 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
2191 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2193 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
2194 scan backwards to try to find a constant to initialize it.
2196 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
2197 insn before the loop_end instruction, don't look past labels.
2199 2009-04-29 Richard Guenther <rguenther@suse.de>
2202 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2203 loose type conversions.
2204 (forward_propagate_addr_expr): Fix tuplification bug. Remove
2205 stmts only if there are no uses of its definition.
2207 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2209 * config/bfin/bfin.h (splitting_loops): Declare.
2210 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
2211 Reorder bit definitions to be ascending.
2212 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
2213 * config/bfin/bfin.c (splitting_loops): New variable.
2214 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
2215 (struct loop_info): Remove members INIT and LOOP_INIT.
2216 (bfin_optimize_loop): Don't set them. Reorder the code that generates
2217 the LSETUP sequence. Allow LC to be loaded from any register, but
2218 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
2219 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
2221 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
2222 of reload_completed.
2225 * config/bfin/bfin.md (movsi_insn): Refine constraints.
2227 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
2229 * Makefile.in (PLUGIN_VERSION_H): New.
2230 (OBJS-common): Remove plugin-version.o.
2231 (plugin.o): Depend on (PLUGIN_VERSION_H).
2232 (plugin-version.o): Remove.
2233 * configure: Regenerate
2234 * configure.ac: Create plugin-version.h.
2235 * gcc-plugin.h (plugin_gcc_version): Remove.
2236 (plugin_default_version_check): Change signature.
2237 * plugin-version.c: Remove.
2238 * plugin.c: Include plugin-version.h.
2239 (str_plugin_gcc_version_name): Remove.
2240 (try_init_one_plugin): Pass gcc version to plugin_init.
2241 (plugin_default_version_check): Both gcc and plugin versions are now
2244 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2246 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
2247 problematic last insns. Test for TYPE_CALL rather than CALL_P.
2248 Remove special case testing for last insn of inner loops. Don't fail
2249 if the loop ends with a jump, emit an extra nop instead.
2251 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
2252 DREGS rather than comparing directly. Remove code that tries to
2253 account for latencies.
2255 2009-04-29 Richard Guenther <rguenther@suse.de>
2257 PR tree-optimization/39941
2258 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
2259 eliminating an indirect call.
2261 2009-04-29 Richard Guenther <rguenther@suse.de>
2263 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
2264 parameter. Allow invariants as base if !require_lvalue.
2265 (verify_gimple_assign_single): Adjust.
2267 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2269 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
2270 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
2271 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
2272 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
2273 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
2275 * config/bfin/bfin.c (bfin_expand_builtin,
2276 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
2278 2009-04-28 Richard Guenther <rguenther@suse.de>
2280 * tree-vect-loop.c (get_initial_def_for_induction): Use
2281 correct types for pointer increment.
2283 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2285 * toplev.c (print_version): Update GMP version string calculation.
2287 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
2289 PR rtl-optimization/39938
2290 * resource.c (init_resource_info): Add call to df_analyze.
2292 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2294 * config/alpha/alpha.md (usegp): Cast the result of
2295 alpha_find_lo_sum_using_gp to enum attr_usegp.
2296 * config/alpha/alpha.c (override_options): Remove end-of-structure
2297 marker element from cpu_table. Use array size of cpu_table to handle
2298 -mcpu and -mtune options.
2299 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
2301 2009-04-28 Joseph Myers <joseph@codesourcery.com>
2303 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
2304 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
2305 tune_32 and tune_64.
2306 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2308 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
2309 * config/rs6000/option-defaults.h: ... here. New file.
2310 (OPT_64, OPT_32): Define.
2311 (MASK_64BIT): Define to 0 if not already defined.
2312 (OPT_ARCH64, OPT_ARCH32): Define.
2313 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
2316 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2318 * config/arm/arm.c (arm_override_options): Emit error on using
2321 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2323 PR rtl-optimization/39914
2324 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
2325 registers for allocnos created from user-defined variables only
2326 when not optimizing.
2328 2009-04-28 Richard Guenther <rguenther@suse.de>
2331 * fold-const.c (fold_binary): Use distribute_real_division only
2334 2009-04-28 Steve Ellcey <sje@cup.hp.com>
2336 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
2337 add hpux-stdint.h to tm_file.
2338 (hppa[12]*-*-hpux11*): Ditto.
2339 (ia64*-*-hpux*): Ditto.
2340 * config/hpux-stdint.h: New.
2341 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
2342 __STDC_EXT__ for all compiles.
2343 * config/pa/pa-hpux.h: Ditto.
2344 * config/pa/pa-hpux10.h: Ditto.
2345 * config/pa/pa-hpux11.h: Ditto.
2347 2009-04-28 Catherine Moore <clm@codesourcery.com>
2349 * debug.h (set_name): Add comment.
2351 2009-04-28 Andrew Pinski <pinskia@gmail.com>
2354 * config/darwin.c (machopic_gen_offset): Check
2355 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
2356 * config/arm/arm.c (require_pic_register): Likewise.
2358 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
2360 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
2361 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
2362 m32c_promote_prototypes): Delete.
2364 2009-04-28 Michael Matz <matz@suse.de>
2367 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
2370 2009-04-28 Richard Guenther <rguenther@suse.de>
2372 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
2374 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2376 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
2377 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
2378 * config/arm/arm-tune.md: Regenerate.
2380 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
2382 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
2383 block if there are complex incoming edges.
2384 (sel_merge_blocks): Remove useless assert.
2385 (sel_redirect_edge_and_branch): Check that edge was redirected.
2386 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
2387 (sel_find_rgns): Delete declaration.
2388 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
2389 the region when it is not a preheader.
2391 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2394 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
2396 2009-04-28 Richard Guenther <rguenther@suse.de>
2398 * tree.h (SSA_NAME_VALUE): Remove.
2399 (struct tree_ssa_name): Remove value_handle member.
2400 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
2401 array for jump threading.
2402 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
2404 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
2405 * tree-flow.h (threadedge_initialize_values): Declare.
2406 (threadedge_finalize_values): Likewise.
2407 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
2408 (SSA_NAME_VALUE): Define.
2409 (threadedge_initialize_values): New function.
2410 (threadedge_finalize_values): Likewise.
2411 * tree-ssa-dom.c (ssa_name_values): New global variable.
2412 (SSA_NAME_VALUE): Define.
2413 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
2415 2009-04-28 Ira Rosen <irar@il.ibm.com>
2417 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
2418 Use REPORT_VECTORIZED_LOCATIONS instead
2419 REPORT_VECTORIZED_LOOPS.
2420 * tree-vectorizer.c (vect_verbosity_level): Make static.
2421 (vect_loop_location): Rename to vect_location.
2422 (vect_set_verbosity_level): Update comment.
2423 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
2425 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
2426 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
2427 instead REPORT_UNVECTORIZED_LOOPS.
2428 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
2429 and vect_loop_def to vect_external_def and vect_internal_def.
2430 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
2431 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
2432 REPORT_UNVECTORIZED_LOCATIONS.
2433 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
2434 and vect_used_in_loop and to vect_unused_in_scope and
2436 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
2437 (vect_verbosity_level): Remove declaration.
2438 (vect_analyze_operations): Likewise.
2439 (vect_analyze_stmt): Declare.
2440 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
2441 REPORT_UNVECTORIZED_LOCATIONS.
2442 (vect_get_loop_niters): Fix indentation.
2443 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
2444 (vect_analyze_loop_operations): New function.
2445 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
2446 vect_analyze_operations.
2447 (vect_is_simple_reduction): Use new names.
2448 (vectorizable_live_operation, vect_transform_loop): Likewise.
2449 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
2450 to specify whether the data references can be a part of interleaving
2452 (vect_analyze_data_ref_dependence): Use new names.
2453 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
2454 (vect_create_addr_base_for_vector_ref): Remove redundant code.
2455 * tree-vect-patterns.c (widened_name_p): Use new names.
2456 (vect_recog_dot_prod_pattern): Likewise.
2457 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
2458 (process_use, vect_mark_stmts_to_be_vectorized,
2459 vect_model_simple_cost, vect_model_store_cost,
2460 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
2461 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2462 vectorizable_operation, vectorizable_type_demotion,
2463 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
2464 vectorizable_condition): Likewise.
2465 (vect_analyze_operations): Split into vect_analyze_loop_operations
2467 (vect_analyze_stmt): ... new function.
2468 (new_stmt_vec_info): Use new names.
2469 (vect_is_simple_use): Use new names and fix comment.
2470 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
2471 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
2473 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2476 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
2477 and integer modes for x87 operands. Do not ICE for unsupported size,
2478 generate error instead. Generate error for unsupported operand types.
2479 ['z']: Do not handle HImode memory operands specially. Warning
2480 for floating-point operands. Fallthru to 'Z' for unsupported operand
2481 types. Do not ICE for unsupported size, generate error instead.
2482 (output_387_binary_op): Use %Z to output operands.
2483 (output_fp_compare): Ditto.
2484 (output_387_reg_move): Ditto.
2486 2009-04-28 Ben Elliston <bje@au.ibm.com>
2491 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2493 * builtins.c (c_strlen): Do not warn here.
2494 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
2495 * c-common.c (pointer_int_sum): Take an explicit location.
2496 Warn about offsets out of bounds.
2497 * c-common.h (pointer_int_sum): Adjust declaration.
2499 2009-04-27 Ian Lance Taylor <iant@google.com>
2501 * collect2.c (is_ctor_dtor): Change type of ret field in struct
2503 * dce.c (run_fast_df_dce): Change type of old_flags to int.
2504 * df-core.c (df_set_flags): Change return type to int. Change
2505 type of old_flags to int.
2506 (df_clear_flags): Likewise.
2507 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
2508 (df_get_conditional_uses): Likewise.
2509 * df.h (df_set_flags, df_clear_flags): Update declarations.
2510 * dwarf2out.c (struct indirect_string_node): Change type of form
2511 field to enum dwarf_form.
2512 (AT_string_form): Change return type to enum dwarf_form.
2513 * fixed-value.c (fixed_compare): Add cast to enum type.
2514 * fwprop.c (update_df): Change 0 to VOIDmode.
2515 * gensupport.c: Change 0 to UNKNOWN.
2516 * gimple.h (gimple_cond_code): Add cast to enum type.
2517 * haifa-sched.c (reemit_notes): Add cast to enum type.
2518 * hooks.c (hook_int_void_no_regs): Remove function.
2519 * hooks.h (hook_int_void_no_regs): Remove declaration.
2520 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
2521 * predict.c (combine_predictions_for_insn): Add casts to enum type.
2522 * real.c (real_arithmetic): Add cast to enum type.
2523 (real_compare): Likewise.
2524 * target.h (struct gcc_target): Change return type of
2525 branch_target_register_class to enum reg_class.
2526 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
2527 default_branch_target_register_class.
2528 * targhooks.c (default_branch_target_register_class): New function.
2529 * targhooks.h (default_branch_target_register_class): Declare.
2530 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
2531 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
2533 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
2535 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
2536 vect_uninitialized_def. Change 0 to ERROR_MARK.
2537 * tree-vect-stmts.c (supportable_widening_operation): Don't
2538 initialize icode1 and icode2.
2539 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
2540 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
2542 (cmn_err_flag_specs): Change 0 to STD_C89.
2543 (cmn_err_char_table): Likewise.
2544 * config/arm/arm.c (get_arm_condition_code): Change type of code
2545 to enum arm_cond_code.
2546 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
2547 (IWMMXT_BUILTIN2): Likewise.
2548 (neon_builtin_type_bits): Don't define typedef.
2549 (neon_builtin_datum): Change type of bits field to int.
2550 (arm_expand_neon_args): Add cast to enum type.
2551 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
2553 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
2555 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
2557 * config/mips/mips.md (jal_macro): Return enum constant.
2558 (single_insn): Likewise.
2559 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
2561 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2563 * config/s390/s390.c (s390_tune_flags): Change type to int.
2564 (s390_arch_flags): Likewise.
2565 (s390_handle_arch_option): Change flags field of struct pta to int.
2566 * config/s390/s390.h (s390_tune_flags): Update declaration.
2567 (s390_arch_flags): Likewise.
2568 * config/sh/sh.c (prepare_move_operands): Compare
2569 tls_symbolic_operand result with enum constant.
2570 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
2571 (sh_expand_prologue): Add cast to enum type.
2572 (sh_expand_epilogue): Likewise.
2573 (tls_symbolic_operand): Change return type to enum tls_model.
2574 (fpscr_set_from_mem): Add cast to enum type.
2575 (legitimize_pic_address): Compare tls_symbolic_operand result with
2577 (sh_target_reg_class): Change return type to enum reg_class.
2578 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
2580 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
2581 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
2582 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
2583 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
2584 (delayed_branch, tls_call_delay): Likewise.
2585 (eligible_for_sibcall_delay): Likewise.
2586 (eligible_for_return_delay): Likewise.
2587 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
2588 (spu_expand_builtin_1): Likewise.
2590 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
2591 for all types of conversions.
2592 (output_init_element): Issue -Wc++-compat warning if needed when
2593 initializing a bitfield with enum type.
2594 * c-parser.c (c_parser_expression): Set original_type to
2595 original_type of right hand operand of comman operator.
2597 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2599 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
2601 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
2602 * doc/cpp.texi (Standard Predefined Macros)
2603 (Implementation-defined behavior): Likewise.
2604 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
2605 * doc/gimple.texi (GIMPLE Exception Handling)
2606 (@code{GIMPLE_ASSIGN}): Likewise.
2607 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
2608 * doc/invoke.texi (Warning Options, Optimize Options)
2609 (AVR Options, Darwin Options): Likewise.
2610 (Optimize Options): Reformulate -fwhole-program description.
2611 * doc/loop.texi (Lambda): Likewise.
2612 * doc/md.texi (Output Template, Define Constraints)
2613 (Standard Names, Insn Splitting): Likewise.
2614 * doc/options.texi (Option properties): Likewise.
2615 * doc/passes.texi (Tree-SSA passes): Likewise.
2616 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
2617 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
2618 (File Names and DBX): Likewise.
2619 * doc/trouble.texi (Incompatibilities): Likewise.
2621 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2623 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
2624 instruction is correct.
2626 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2628 Allow non-constant arguments to conversion intrinsics.
2629 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
2630 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
2631 * spu.c (print_operand): Handle 'v' and 'w'.
2632 (exp2_immediate_p, spu_gen_exp2): Define.
2633 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
2634 spu_convtf_1): Update parameter descriptions.
2635 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
2636 * constraints.md ('v', 'w'): New.
2637 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
2639 (i2f, I2F): New define_mode_attr.
2640 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
2641 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
2642 fixuns_truncv4sfv4si2): Update to use mode attribute.
2643 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
2644 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
2645 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
2646 patterns for combine.
2648 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
2650 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
2651 (cprop, hoist, pre, store_motion): New debug counters.
2652 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
2653 is not an RTL pass anymore.
2654 (pass_profiling): Remove extern decl for pass removed in 2005.
2655 (pass_gcse, pass_jump_bypass): Remove.
2656 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
2657 to 0 for clean state.
2658 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
2659 * cse.c (gate_handle_cse_after_global_opts,
2660 rest_of_handle_cse_after_global_opts): New functions.
2661 (pass_cse_after_global_opts): New pass, does local CSE.
2662 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
2663 (TV_CPROP): New timevar.
2664 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
2665 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
2666 (gcse_main, recompute_all_luids): Remove.
2667 (compute_hash_table_work): Call max_reg_num instead of reading
2669 (cprop_jump): Don't set run_jump_opt_after_gcse.
2670 (constprop_register): Always allow to alter jumps.
2671 (cprop_insn): Likewise.
2672 (do_local_cprop): Likewise.
2673 (local_cprop_pass): Likewise. Return non-zero if something changed.
2674 (cprop): Remove function, fold interesting bits into one_cprop_pass.
2675 (find_implicit_sets): Add note about missed optimization opportunity.
2676 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
2677 pass_rtl_cprop execute function.
2678 Don't bother tracking the pass number, each pass gets its own dumpfile
2680 Always allow to alter jumpsand bypass jumps.
2681 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
2682 will just find no suitable set.
2683 (pre_edge_insert): Fix dumping, this function is for PRE only.
2684 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
2685 pass_rtl_pre execute function.
2686 (hoist_code): Return non-zero if something changed. Keep track of
2687 substitutions and insertions for statistics gathering similar to PRE.
2688 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
2689 called from the pass_rtl_hoist execute function. Show pass statistics.
2690 (compute_store_table): Use max_reg_num directly instead of using the
2691 formerly global max_gcse_regno.
2692 (build_store_vectors): Likewise.
2693 (replace_store_insn): Fix dumping.
2694 (store_motion): Rename to ...
2695 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
2696 pass, called from the pass_rtl_store_motion execute function. Keep
2697 track of substitutions and insertions for statistics gathering similar
2699 (bypass_jumps): Remove, fold interesting bits into ...
2700 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
2701 from the pass_rtl_cprop execute function.
2702 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2703 pass_jump_bypass): Remove.
2704 (gate_handle_gcse, rest_of_handle_gcse): Remove.
2705 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
2706 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
2707 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
2708 (gate_rtl_store_motion, execute_rtl_store_motion,
2709 pass_rtl_store_motion): New.
2710 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
2711 make it clear that -fcse-skip-blocks is a no-op for backward compat.
2712 * passes.c (init_optimization_passes): Remove pass_gcse and
2713 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
2714 and cse_after_global_opts in place of pass_gcse. Schedule cprop
2715 instead of pass_jump_bypass.
2717 2009-04-27 Richard Guenther <rguenther@suse.de>
2720 * gimplify.c (gimplify_expr): If we are required to create
2721 a temporary make sure it ends up as register.
2723 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
2726 * config/i386/i386.c (construct_container): Don't call
2727 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
2728 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
2730 2009-04-27 Michael Matz <matz@suse.de>
2732 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
2733 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
2734 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
2735 (dump_replaceable_exprs): Take a bitmap.
2736 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
2738 (expand_gimple_basic_block): Likewise.
2739 * tree-ssa-ter.c (struct temp_expr_table_d): Make
2740 replaceable_expressions member a bitmap.
2741 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
2742 (mark_replaceable): Likewise.
2743 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
2744 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
2746 2009-04-27 Richard Guenther <rguenther@suse.de>
2748 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
2749 (verify_stmts): Dispatch to gimple/type verification code.
2750 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
2751 issue with call argument types.
2753 2009-04-27 Michael Matz <matz@suse.de>
2755 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
2756 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
2759 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
2760 Eric Botcazou <ebotcazou@adacore.com>
2762 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
2763 a label's basic block.
2764 (mark_target_live_regs): Tidy and rework obsolete comments.
2765 Change back DF problem to LIVE. If a label starts a basic block,
2766 assume that all registers that used to be live then still are.
2767 (init_resource_info): If a label starts a basic block, set its
2768 BLOCK_FOR_INSN accordingly.
2769 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
2771 2009-04-27 Richard Guenther <rguenther@suse.de>
2773 * tree-flow-inline.h (function_ann): Remove.
2774 (get_function_ann): Likewise.
2775 * tree-dfa.c (create_function_ann): Remove.
2776 * tree-flow.h (struct static_var_ann_d): Remove.
2777 (struct function_ann_d): Likewise.
2778 (union tree_ann_d): Remove fdecl member.
2779 (function_ann_t): Remove.
2780 (function_ann, get_function_ann, create_function_ann): Remove
2783 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
2785 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
2787 2009-04-27 Jan Hubicka <jh@suse.cz>
2789 * ipa-pure-const.c (struct funct_state_d): New fields
2790 state_previously_known, looping_previously_known; remove
2791 state_set_in_source.
2792 (analyze_function): Use new fields.
2793 (propagate): Avoid assumption that state_set_in_source imply
2796 * tree-ssa-loop-niter.c (finite_loop_p): New function.
2797 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
2798 * cfgloop.h (finite_loop_p): Declare.
2800 2009-04-26 Michael Matz <matz@suse.de>
2802 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
2804 2009-04-26 Michael Matz <matz@suse.de>
2806 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
2807 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
2808 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
2809 pass_mark_used_blocks): Remove.
2810 * tree-optimize.c (pass_free_datastructures,
2811 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
2812 * passes.c (init_optimization_passes): Don't call
2813 pass_mark_used_blocks, remove dead code.
2815 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
2817 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
2818 * tree-ssa-live.h (register_ssa_partition): Likewise.
2820 2009-04-26 Michael Matz <matz@suse.de>
2823 * builtins.c (fold_builtin_next_arg): Handle SSA names.
2824 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
2825 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
2827 (compare_pairs): Swap cost comparison.
2828 (coalesce_ssa_name): Don't use change_partition_var.
2829 * tree-nrv.c (struct nrv_data): Add modified member.
2830 (finalize_nrv_r): Set it.
2831 (tree_nrv): Use it to update statements.
2832 (pass_nrv): Require PROP_ssa.
2833 * tree-mudflap.c (mf_decl_cache_locals,
2834 mf_build_check_statement_for): Use make_rename_temp.
2835 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
2836 * alias.c (find_base_decl): Handle SSA names.
2837 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
2838 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
2839 * rtl.h (set_reg_attrs_for_parm): Declare.
2840 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
2841 to "optimized", remove unused locals at finish.
2842 (execute_free_datastructures): Make global, call
2843 delete_tree_cfg_annotations.
2844 (execute_free_cfg_annotations): Don't call
2845 delete_tree_cfg_annotations.
2847 * ssaexpand.h: New file.
2848 * expr.c (toplevel): Include ssaexpand.h.
2849 (expand_assignment): Handle SSA names the same as register variables.
2850 (expand_expr_real_1): Expand SSA names.
2851 * cfgexpand.c (toplevel): Include ssaexpand.h.
2852 (SA): New global variable.
2853 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
2854 (SSAVAR): New macro.
2855 (set_rtl): New helper function.
2856 (add_stack_var): Deal with SSA names, use set_rtl.
2857 (expand_one_stack_var_at): Likewise.
2858 (expand_one_stack_var): Deal with SSA names.
2859 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
2860 before unique numbers.
2861 (expand_stack_vars): Use set_rtl.
2862 (expand_one_var): Accept SSA names, add asserts for them, feed them
2863 to above subroutines.
2864 (expand_used_vars): Expand all partitions (without default defs),
2865 then only the local decls (ignoring those expanded already).
2866 (expand_gimple_cond): Remove edges when jumpif() expands an
2868 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
2869 or remove abnormal edges. Ignore insns setting the LHS of a TERed
2871 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
2872 members of SA; deal with PARM_DECL partitions here; expand
2873 all PHI nodes, free tree datastructures and SA. Commit instructions
2874 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
2875 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
2876 info and statements at start, collect garbage at finish.
2877 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
2878 (VAR_ANN_PARTITION) Remove.
2879 (change_partition_var): Don't declare.
2880 (partition_to_var): Always return SSA names.
2881 (var_to_partition): Only accept SSA names.
2882 (register_ssa_partition): Only check argument.
2883 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
2885 (delete_var_map): Don't free it.
2886 (var_union): Only accept SSA names, simplify.
2887 (partition_view_init): Mark only useful SSA names as used.
2888 (partition_view_fini): Only deal with SSA names.
2889 (change_partition_var): Remove.
2890 (dump_var_map): Use ssa_name instead of partition_to_var member.
2891 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
2893 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
2894 (struct _elim_graph): New member const_dests; nodes member vector of
2896 (set_location_for_edge): New static helper.
2897 (create_temp): Remove.
2898 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
2899 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
2900 (new_elim_graph): Allocate const_dests member.
2901 (clean_elim_graph): Truncate const_dests member.
2902 (delete_elim_graph): Free const_dests member.
2903 (elim_graph_size): Adapt to new type of nodes member.
2904 (elim_graph_add_node): Likewise.
2905 (eliminate_name): Likewise.
2906 (eliminate_build): Don't take basic block argument, deal only with
2907 partition numbers, not variables.
2908 (get_temp_reg): New static helper.
2909 (elim_create): Use it, deal with RTL temporaries instead of trees.
2910 (eliminate_phi): Adjust all calls to new signature.
2911 (assign_vars, replace_use_variable, replace_def_variable): Remove.
2912 (rewrite_trees): Only do checking.
2913 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
2914 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
2915 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
2916 contains_tree_r, MAX_STMTS_IN_LATCH,
2917 process_single_block_loop_latch, analyze_edges_for_bb,
2918 perform_edge_inserts): Remove.
2919 (expand_phi_nodes): New global function.
2920 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
2921 functions, initialize new parameter, remember partitions having a
2923 (finish_out_of_ssa): New global function.
2924 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
2925 don't reset in_ssa_p here, don't disable TER when mudflap.
2926 (pass_del_ssa): Remove.
2927 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
2929 (execute_free_datastructures): Declare.
2930 * Makefile.in (SSAEXPAND_H): New variable.
2931 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
2932 * basic-block.h (commit_one_edge_insertion): Declare.
2933 * passes.c (init_optimization_passes): Move pass_nrv and
2934 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
2935 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
2936 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
2937 (redirect_branch_edge): Deal with super block when expanding, split
2938 out jump patching itself into ...
2939 (patch_jump_insn): ... here, new static helper.
2941 2009-04-26 Michael Matz <matz@suse.de>
2943 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
2944 beyond num_ssa_names.
2945 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
2946 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
2948 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2951 * fwprop.c (forward_propagate_asm): New function.
2952 (forward_propagate_and_simplify): Propagate also into __asm, if it
2953 doesn't increase the number of referenced registers.
2956 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
2958 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2960 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
2961 note_nonlocal_vla_type for nonlocal VLAs.
2962 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
2963 contains_remapped_vars, remap_vla_decls): New functions.
2964 (convert_nonlocal_reference_stmt): If not optimizing, call
2965 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
2966 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
2967 if it wasn't found in var_map.
2968 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
2969 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
2970 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
2972 * gimplify.c (nonlocal_vlas): New variable.
2973 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
2975 (gimplify_body): Create and destroy nonlocal_vlas.
2977 * dwarf2out.c (loc_descr_plus_const): New function.
2978 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
2979 mem_loc_descriptor, loc_descriptor_from_tree_1,
2980 descr_info_loc, gen_variable_die): Use it.
2982 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
2983 !TREE_STATIC VAR_DECLs.
2984 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
2985 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
2986 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
2987 DECL_BY_REFERENCE is valid.
2988 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
2989 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
2990 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
2991 Copy DECL_BY_REFERENCE.
2992 (struct nesting_copy_body_data): New type.
2993 (nesting_copy_decl): New function.
2994 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
2995 if they have variable length.
2997 2009-04-26 Michael Matz <matz@suse.de>
2999 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
3000 mark new temporaries for renaming.
3002 2009-04-26 Joseph Myers <joseph@codesourcery.com>
3005 * c-decl.c (global_bindings_p): Return negative value.
3006 (c_variable_size): New. Based on variable_size from
3008 (grokdeclarator): Call c_variable_size not variable_size.
3010 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
3012 * config/i386/i386.c (print_operand) ['z']: Fix typo.
3014 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
3016 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
3017 Redefine it to just use mingw/include.
3018 (ASM_SPEC): Rules for -m32 and -m64.
3019 (LINK_SPEC): Use Likewise.
3020 (SPEC_32): New define.
3021 (SPEC_64): Likewise.
3022 (SUB_LINK_SPEC): Likewise.
3023 (MULTILIB_DEFAULTS): New define.
3024 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
3025 Add multilib options.
3026 (MULTILIB_DIRNAMES): Likewise.
3027 (MULTILIB_OSDIRNAMES): Likewise.
3029 (INSTALL_LIBGCC): Likewise.
3031 2009-04-26 Joseph Myers <joseph@codesourcery.com>
3034 * c-tree.h (enum c_inline_static_type): New.
3035 (record_inline_static): Declare.
3036 * c-decl.c (struct c_inline_static, c_inline_statics,
3037 record_inline_static, check_inline_statics): New.
3038 (pop_file_scope): Call check_inline_statics.
3039 (start_decl): Call record_inline_static instead of pedwarning
3040 directly for static in inline function.
3041 * c-typeck.c (build_external_ref): Call record_inline_static
3042 instead of pedwarning directly for static referenced in inline
3045 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
3047 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
3048 not new but only being rescanned.
3049 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
3050 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
3051 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
3052 record_set_info, compute_set, grealloc): Remove.
3053 (recompute_all_luids): New function.
3054 (gcse_main): Don't compute sets, and don't do related memory
3055 allocations/free-ing. If something changed before the end of the
3056 pass, update LUIDs using recompute_all_luids.
3057 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
3058 (free_gcse_mem): Don't free it either.
3059 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
3060 Use the df insn LUIDs.
3061 (load_killed_in_block): Likewise.
3062 (compute_hash_table_work): Don't compute reg_set_in_block.
3063 (compute_transp): Use DF_REG_DEF_CHAINs.
3064 (local_cprop_pass): Don't use compute_sets and related functions.
3065 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
3066 Use get_max_uid() instead of max_cuid.
3067 (insert_insn_end_basic_block, pre_insert_copy_insn,
3068 update_ld_motion_stores): Don't try to
3069 keep reg_set tables up to date.
3070 (pre_insert_copies): Use df insn LUIDs.
3071 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
3072 (reg_set_info): Don't use extra bitmap argument.
3073 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
3074 information to compute regs_set_in_block.
3075 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
3076 (bypass_jumps): Don't use compute_sets and friends.
3078 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3081 * opts.c (undocumented_msg): Do not leave blank even with
3084 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3086 * c-decl.c (build_enumerator): Allow values folding to integer
3087 constants but not integer constant expressions with a pedwarn if
3090 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3093 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
3094 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
3095 type is an integer constant.
3097 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3100 * config/i386/i386.c (print_operand) ['z']: Revert handling of
3103 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3106 * c-decl.c (grokdeclarator): Diagnose declarations of functions
3107 with variably modified return type and no storage class
3108 specifiers, except for the case of nested functions. Distinguish
3109 extern declarations of functions with variably modified return
3110 types from those of objects with variably modified types.
3112 2009-04-25 Jan Hubicka <jh@suse.cz>
3114 * tree.c (list_equal_p): New function.
3115 * tree.h (list_equal_p): Declare.
3116 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3117 basic_block_def, basic_block, const_basic_block): New.
3118 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
3119 (redirect_eh_edge): New function.
3120 (make_eh_edge_update_phi): EH edges are not abnormal.
3121 * except.c: Include tree-flow.h.
3122 (list_match): New function.
3123 (eh_region_replaceable_by_p): New function.
3124 (replace_region): New function.
3125 (hash_type_list): New function.
3126 (hash_eh_region): New function.
3127 (eh_regions_equal_p): New function.
3128 (merge_peers): New function.
3129 (remove_unreachable_regions): Verify EH tree when checking;
3131 (copy_eh_region_1): New function.
3132 (copy_eh_region): New function.
3133 (push_reachable_handler): New function.
3134 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
3135 regions without label but with live RESX.
3136 * except.h (redirect_eh_edge_to_label): New.
3137 * tree-flow.h (redirect_eh_edge): New.
3138 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3139 basic_block_def, basic_block, const_basic_block): Remove.
3140 * Makefile.in (except.o): Add dependency on tree-flow.h
3141 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
3142 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
3145 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
3148 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
3149 on the destination of memcpy.
3151 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
3153 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
3154 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
3155 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
3157 2009-04-25 Jan Hubicka <jh@suse.cz>
3159 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
3160 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
3161 to be reached by different label than left.
3162 (update_eh_edges): Update comment; remove edge_to_remove if possible
3163 and return true if suceeded.
3164 (cleanup_empty_eh): Accept sharing map; handle shared regions.
3165 (cleanup_eh): Compute sharing map.
3166 * except.c (remove_eh_handler_and_replace): Add argument if we should
3168 (remove_unreachable_regions): Update for label sharing.
3169 (label_to_region_map): Likewise.
3170 (get_next_region_sharing_label): New function.
3171 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
3173 (remove_eh_handler): Update.
3174 (remove_eh_region_and_replace_by_outer_of): New function.
3175 * except.h (struct eh_region): Add next_region_sharing_label.
3176 (remove_eh_region_and_replace_by_outer_of,
3177 get_next_region_sharing_label): Declare.
3178 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
3180 2009-04-25 Jan Hubicka <jh@suse.cz>
3182 * tree-cfg.c (split_critical_edges): Split also edges where we can't
3183 insert code even if they are not critical.
3185 2009-04-25 Jan Hubicka <jh@suse.cz>
3187 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3188 (gimple_can_remove_branch_p): EH edges won't remove branch by
3190 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
3191 updating of non-abnormal EH edges.
3192 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3193 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
3194 (split_critical_edges): Split also edges where emitting code on them
3195 will lead to splitting later.
3197 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3198 H.J. Lu <hongjiu.lu@intel.com>
3201 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
3202 the configured assembler supports fildq and fistpq mnemonics.
3203 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
3204 * configure: Regenerated.
3207 * config/i386/i386.c (print_operand): Handle 'Z'.
3208 ['z']: Remove handling of special fild/fist suffixes.
3209 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
3210 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
3211 suffix of fild insn.
3212 (*floatsi<mode>2_vector_mixed): Ditto.
3213 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
3214 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
3215 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3216 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
3217 * config/i386/gas.h (GAS_MNEMONICS): Remove.
3219 2009-04-25 Ben Elliston <bje@au.ibm.com>
3221 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
3222 the source of a set operation.
3224 2009-04-25 Anatoly Sokolov <aesok@post.ru>
3226 * target.h (struct gcc_target): Add case_values_threshold field.
3227 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
3228 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
3229 * targhooks.c (default_case_values_threshold): New function.
3230 * targhooks.h (default_case_values_threshold): Declare function.
3231 * stmt.c (expand_case): Use case_values_threshold target hook.
3232 * expr.h (case_values_threshold): Remove declartation.
3233 * expr.c (case_values_threshold): Remove function.
3234 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
3236 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
3237 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3238 (avr_case_values_threshold): Declare as static.
3239 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
3241 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
3242 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3243 (mn10300_case_values_threshold): New function.
3245 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3247 * ira.c (setup_cover_and_important_classes): Add enum cast.
3249 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
3251 * genpreds.c (write_enum_constraint_num): Output definition of
3252 CONSTRAINT_NUM_DEFINED_P macro.
3253 * ira.c (setup_cover_and_important_classes): Use
3254 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
3256 2009-04-24 DJ Delorie <dj@redhat.com>
3258 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
3259 __SH2A_SINGLE_ONLY__ also.
3261 2009-04-24 Steve Ellcey <sje@cup.hp.com>
3263 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
3264 (movdf_internal): Ditto.
3265 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
3266 SFmode and DFmode constants.
3267 (ia64_print_operand): Add 'G' format for printing
3268 floating point constants.
3270 2009-04-24 Richard Guenther <rguenther@suse.de>
3272 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
3273 from unsigned additions.
3275 2009-04-24 Joseph Myers <joseph@codesourcery.com>
3277 * c-typeck.c (set_init_index): Allow array designators that are
3278 not integer constant expressions with a pedwarn if pedantic.
3280 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3282 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
3283 zero if no overlap in nonzero bits between the operands.
3285 2009-04-24 Ian Lance Taylor <iant@google.com>
3287 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
3288 (record_dead_and_set_regs): Likewise.
3289 * df.h (struct df_mw_hardreg): Change flags field to int.
3290 (struct df_base_ref): Likewise.
3291 (struct df): Change changeable_flags field to int.
3292 * df-scan.c (df_defs_record): Change clobber_flags to int.
3293 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
3294 constants rather than #define macros.
3295 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
3296 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
3297 (enum dwarf_calling_convention): Likewise.
3298 (enum dwarf_line_number_x_ops): Likewise.
3299 (enum dwarf_call_frame_info): Likewise.
3300 (enum dwarf_source_language): Likewise.
3301 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
3302 (add_calling_convention_attribute): Likewise.
3303 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
3304 (combine_comparisons): Change compcode to int. Add cast to enum type.
3305 * genrecog.c (maybe_both_true_2): Change c to int.
3306 (write_switch): Likewise. Add cast to enum type.
3307 * gimplify.c (gimplify_omp_for): Handle return values from
3308 gimplify_expr using MIN rather than bitwise or.
3309 (gimplify_expr): Add cast to enum type.
3310 * ipa-prop.c (update_jump_functions_after_inlining): Change
3311 IPA_BOTTOM to IPA_JF_UNKNOWN.
3312 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
3313 Add casts to enum type.
3314 (setup_cover_and_important_classes): Change cl to int. Add casts
3316 (setup_class_translate): Change cl and mode to int.
3317 (ira_init_once): Change mode to int.
3318 (free_register_move_costs): Likewise.
3319 (setup_prohibited_mode_move_regs): Add casts to enum type.
3320 * langhooks.c (add_builtin_function_common): Rework assertion that
3321 value fits bitfield.
3322 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
3323 * omega.c (omega_do_elimination): Avoid math on enum types.
3324 * optabs.c (expand_vec_shift_expr): Remove casts to int.
3325 * opts.c (set_debug_level): Change 2 to enum constant. Use new
3326 int local to handle integral_argment value.
3327 * regmove.c (try_auto_increment): Change PUT_MODE to
3329 * reload.c (push_secondary_reload): Add casts to enum type.
3330 (secondary_reload_class, find_valid_class): Likewise.
3331 * reload1.c (emit_input_reload_insns): Likewise.
3332 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
3333 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
3334 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
3336 * tree.c (build_common_builtin_nodes): Add casts to enum type.
3337 * tree-complex.c (complex_lattice_t): Typedef to int rather than
3339 (expand_complex_libcall): Add casts to enum type.
3340 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
3341 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
3342 with ERROR_MARK, not NUM_TREE_CODES.
3343 (vect_create_epilog_for_reduction): Likewise.
3344 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
3345 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
3346 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
3348 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
3349 vect_unused_in_loop. Change 0 to loop_vect.
3350 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
3351 * var-tracking.c (get_init_value): Change return type to enum
3353 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
3354 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
3356 (arm_override_options): Add casts to enum type.
3357 (arm_emit_tls_decoration): Likewise.
3358 * config/i386/i386.c (ix86_function_specific_restore): Add casts
3360 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
3361 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
3362 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
3364 * config/s390/s390.c (code_for_builtin_64): Change to array of
3366 (code_for_builtin_31): Likewise.
3367 (s390_expand_builtin): Change code_for_builtin to enum insn_code
3369 * config/sparc/sparc.c (sparc_override_options): Change value
3370 field in struct code_model to enum cmodel. In initializer change
3371 0 to NULL and add cast to enum type.
3373 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
3374 Change all callers. Issue a -Wc++-compat warning using
3375 lhs_origtype if necessary.
3376 (convert_for_assignment): Issue -Wc++-compat warnings about
3377 invalid conversions to enum type on assignment.
3378 * c-common.h (build_modify_expr): Update declaration.
3380 2009-04-24 Nick Clifton <nickc@redhat.com>
3382 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
3383 (function_arg_advance): Likewise.
3384 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
3387 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3389 * config/s390/constraints.md ('I', 'J'): Fix condition.
3391 2009-04-24 Diego Novillo <dnovillo@google.com>
3393 * gengtype-parse.c (parse_error): Add newline after message.
3395 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3397 * config/i386/sse.md (avxmodesuffixs): Removed.
3398 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
3399 (*avx_pinsr<ssevecsize>): This.
3401 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3403 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
3404 follow chains of regs with a single definition, and allow expressions
3405 that are function_invariant_p.
3406 (simple_rhs_p): Allow expressions that are function_invariant_p.
3408 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
3411 * fold-const.c (fold_cond_expr_with_comparison): When folding
3412 > and >= to MAX, make sure the MAX uses the same type as the
3413 comparison's operands.
3415 2009-04-24 Nick Clifton <nickc@redhat.com>
3417 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
3418 addressing for DImode accesses.
3419 (frv_print_operand_address): Handle PLUS case.
3420 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
3422 2009-04-24 Jakub Jelinek <jakub@redhat.com>
3424 PR rtl-optimization/39794
3425 * alias.c (canon_true_dependence): Add x_addr argument.
3426 * rtl.h (canon_true_dependence): Adjust prototype.
3427 * cse.c (check_dependence): Adjust canon_true_dependence callers.
3428 * cselib.c (cselib_invalidate_mem): Likewise.
3429 * gcse.c (compute_transp): Likewise.
3430 * dse.c (scan_reads_nospill): Likewise.
3431 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
3432 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
3433 canon_base_addr of the group, plus optional offset.
3434 (struct group_info): Rename canon_base_mem to
3436 (get_group_info): Set canon_base_addr to canon_rtx of base, not
3437 canon_rtx of base_mem.
3439 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
3441 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3442 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
3444 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3446 * config/spu/spu-builtins.h: Delete file.
3448 * config/spu/spu.h (enum spu_builtin_type): Move here from
3450 (struct spu_builtin_description): Likewise. Add GTY marker.
3451 Do not use enum spu_function_code or enum insn_code.
3452 (spu_builtins): Add extern declaration.
3454 * config/spu/spu.c: Do not include "spu-builtins.h".
3455 (enum spu_function_code, enum spu_builtin_type_index,
3456 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
3457 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
3458 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
3459 unsigned_V2DI_type_node): Move here from spu-builtins.h.
3460 (spu_builtin_types): Make static. Add GTY marker.
3461 (spu_builtins): Add extern declaration with GTY marker.
3464 * config/spu/spu-c.c: Do not include "spu-builtins.h".
3465 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
3466 Check programmatically whether all parameters are scalar.
3468 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
3470 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
3472 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
3473 assignment from the constructor either if the target is volatile.
3475 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
3477 * config/arm/arm.md (insv): Do not share operands[0].
3479 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
3481 * config/vxlib-tls.c (active_tls_threads): Delete.
3482 (delete_hook_installed): New.
3483 (tls_delete_hook): Don't delete the delete hook.
3484 (tls_destructor): Delete it here.
3485 (__gthread_set_specific): Adjust installing the delete hook.
3486 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
3487 __gthread_leave_tsd_dtor_context.
3489 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
3491 * c-format.c (gcc_tdiag_char_table): Add support for %E.
3493 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
3495 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
3497 (alpha_rtx_costs): Ditto.
3498 (emit_unlikely_jump): Use add_reg_note.
3499 (emit_frame_store_1): Ditto.
3500 (alpha_expand_prologue): Ditto.
3501 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3502 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
3504 2009-04-23 Nick Clifton <nickc@redhat.com>
3506 * config/v850/v850.md (epilogue): Remove suppressed code.
3507 (return): Rename to return_simple and remove test of frame size.
3508 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
3509 to gen_return_simple.
3511 2009-04-22 Jing Yu <jingyu@google.com>
3514 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
3516 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3519 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
3520 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
3521 value is a VECTOR_CST, the element type is the element type of the
3524 2009-04-22 DJ Delorie <dj@redhat.com>
3526 * config/m32c/m32c.h: Update GTY annotations to new syntax.
3528 2009-04-22 Jakub Jelinek <jakub@redhat.com>
3530 * alias.c (find_base_term): Move around LO_SUM case, so that
3531 CONST falls through into PLUS/MINUS handling.
3534 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
3535 into 0, use omit_one_operand.
3537 2009-04-23 Ben Elliston <bje@au.ibm.com>
3539 * config/rs6000/linux-unwind.h (get_regs): Remove type
3540 puns. Change the type of `pc' to an array of unsigned ints and
3541 update all users. Constify frame24.
3543 2009-04-22 DJ Delorie <dj@redhat.com>
3545 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
3546 declarations before code.
3547 (current_function_special_page_vector): Likewise.
3548 (m32c_expand_insv): Silence a warning.
3550 2009-04-21 Taras Glek <tglek@mozilla.com>
3552 * alias.c: Update GTY annotations to new syntax.
3553 * basic-block.h: Likewise.
3554 * bitmap.h: Likewise.
3555 * c-common.h: Likewise.
3556 * c-decl.c: Likewise.
3557 * c-parser.c: Likewise.
3558 * c-pragma.c: Likewise.
3559 * c-tree.h: Likewise.
3560 * cfgloop.h: Likewise.
3561 * cgraph.h: Likewise.
3562 * config/alpha/alpha.c: Likewise.
3563 * config/arm/arm.h: Likewise.
3564 * config/avr/avr.h: Likewise.
3565 * config/bfin/bfin.c: Likewise.
3566 * config/cris/cris.c: Likewise.
3567 * config/darwin.c: Likewise.
3568 * config/frv/frv.c: Likewise.
3569 * config/i386/i386.c: Likewise.
3570 * config/i386/i386.h: Likewise.
3571 * config/i386/winnt.c: Likewise.
3572 * config/ia64/ia64.h: Likewise.
3573 * config/iq2000/iq2000.c: Likewise.
3574 * config/mips/mips.c: Likewise.
3575 * config/mmix/mmix.h: Likewise.
3576 * config/pa/pa.c: Likewise.
3577 * config/pa/pa.h: Likewise.
3578 * config/rs6000/rs6000.c: Likewise.
3579 * config/s390/s390.c: Likewise.
3580 * config/sparc/sparc.c: Likewise.
3581 * config/xtensa/xtensa.c: Likewise.
3582 * cselib.h: Likewise.
3583 * dbxout.c: Likewise.
3584 * dwarf2out.c: Likewise.
3585 * except.c: Likewise.
3586 * except.h: Likewise.
3587 * fixed-value.h: Likewise.
3588 * function.c: Likewise.
3589 * function.h: Likewise.
3590 * gimple.h: Likewise.
3591 * integrate.c: Likewise.
3592 * optabs.c: Likewise.
3593 * output.h: Likewise.
3596 * stringpool.c: Likewise.
3597 * tree-data-ref.c: Likewise.
3598 * tree-flow.h: Likewise.
3599 * tree-scalar-evolution.c: Likewise.
3600 * tree-ssa-address.c: Likewise.
3601 * tree-ssa-alias.h: Likewise.
3602 * tree-ssa-operands.h: Likewise.
3605 * varasm.c: Likewise.
3606 * varray.h: Likewise.
3608 * coretypes.h: Do not define GTY macro if it is already defined.
3609 * doc/gty.texi: Update GTY documentation to new syntax.
3610 * gengtype-lex.l: Enforce attribute-like syntax for GTY
3611 annotations on structs.
3612 * gengtype-parse.c: Likewise.
3614 2009-04-22 Mark Heffernan <meheff@google.com>
3616 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
3618 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3620 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
3623 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3625 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
3626 the same as a PLUS without a shift. Increase the cost of a
3629 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3631 * Makefile.in: Update dependencies.
3632 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
3633 * errors.h: Remove bogus comment about compatibility.
3634 (warning): Update declaration.
3635 * genautomata.c: Update all calls to warning.
3636 * gimple.c: Do not include errors.h. Include toplev.h.
3637 * tree-ssa-structalias.c: Do not include errors.h.
3638 * omega.c: Likewise.
3639 * tree-ssa-reassoc.c: Likewise.
3640 * config/spu/spu-c.c: Likewise.
3641 * config/spu/t-spu-elf: Update dependencies.
3643 2009-04-22 Richard Guenther <rguenther@suse.de>
3645 PR tree-optimization/39824
3646 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
3647 make sure the types are compatible.
3649 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3652 * c-common.c (c_parse_error): Take a token_flags parameter.
3653 Use token_type for the token type instead.
3654 Pass token_flags to cpp_type2name.
3655 * c-common.h (c_parse_error): Update declaration.
3656 * c-parser.c (c_parser_error): Pass 0 as token flags.
3658 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
3660 PR rtl-optimization/39580
3661 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
3663 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3665 * function.c (expand_function_end): Do not emit a jump to the "naked"
3666 return label for fall-through returns.
3667 * except.c (sjlj_emit_function_exit): Always place the call to the
3668 unregister function at the location installed by expand_function_end.
3670 2009-04-22 Richard Guenther <rguenther@suse.de>
3672 PR tree-optimization/39845
3673 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
3674 (gen_inbound_check): Likewise.
3676 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
3678 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
3680 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
3681 * config/vxlib.c (__gthread_once): Add race guard for PPC.
3683 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3685 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
3686 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
3687 shift counts to avoid out-of-bounds array accesses.
3689 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3691 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
3692 (Pmode): Move above.
3694 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
3696 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
3697 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
3698 GET_CODE macro. Use IN_RANGE macro where appropriate.
3699 * config/alpha/alpha.h: Ditto.
3700 * config/alpha/alpha.md: Ditto.
3701 * config/alpha/constraints.md: Ditto.
3702 * config/alpha/predicates.md: Ditto.
3704 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3706 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
3707 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3708 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3709 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3710 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3711 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3712 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3713 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3714 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3715 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3716 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3717 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3718 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3719 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3720 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3721 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3722 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3723 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3724 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3725 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3726 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3727 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3728 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3729 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3730 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3731 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3732 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3734 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3736 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
3737 references from comments.
3738 * cfgbuild.c: (count_basic_blocks): Delete.
3739 (find_basic_blocks_1): Delete.
3740 (find_basic_blocks): Delete.
3741 * except.c (finish_eh_generation): Make static. Move comment from
3742 except.h here. Remove find_basic_blocks references from comments.
3743 * except.h (finish_eh_generation): Delete.
3744 * basic-block.h (find_basic_blocks): Delete.
3745 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
3747 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
3749 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
3750 (sdbout_parms): Likewise.
3752 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3754 * config/sh/sh.c (prepare_cbranch_operands): Use
3755 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
3756 (expand_cbranchdi4): Likewise.
3757 (from_compare): Add cast to enum type.
3758 (expand_cbranchsi4): Use add_reg_note.
3759 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
3760 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
3761 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
3762 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3763 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
3764 instead of CODE_FOR_nothing.
3765 (cbranchdi4): Likewise. Fix the order of arguments for
3767 (push_fpscr): Use add_reg_note.
3768 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
3769 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
3771 2009-04-21 Joseph Myers <joseph@codesourcery.com>
3773 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
3774 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3775 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3776 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
3777 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
3778 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
3779 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
3780 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
3781 config/alpha/x-vms, config/arc/t-arc,
3782 config/arm/README-interworking, config/arm/arm-c.c,
3783 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
3784 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
3785 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
3786 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
3787 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
3788 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
3789 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
3790 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
3791 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
3792 config/cris/t-elfmulti, config/crx/t-crx,
3793 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
3794 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
3795 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
3796 config/h8300/t-h8300, config/i386/athlon.md,
3797 config/i386/darwin-libgcc.10.4.ver,
3798 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
3799 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
3800 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
3801 config/i386/t-linux64, config/i386/t-nwld,
3802 config/i386/t-rtems-i386, config/i386/t-sol2-10,
3803 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
3804 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
3805 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
3806 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
3807 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
3808 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
3809 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
3810 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
3811 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
3812 config/m68k/t-uclinux, config/mcore/t-mcore,
3813 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
3814 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
3815 config/mips/crtn.asm, config/mips/irix-crti.asm,
3816 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
3817 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
3818 config/mips/mips-fixed.md, config/mips/sb1.md,
3819 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
3820 config/mips/t-iris6, config/mips/t-isa3264,
3821 config/mips/t-libgcc-mips16, config/mips/t-linux64,
3822 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
3823 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
3824 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
3825 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
3826 config/mn10300/t-linux, config/mn10300/t-mn10300,
3827 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
3828 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
3829 config/picochip/libgccExtras/clzsi2.asm,
3830 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
3831 config/rs6000/darwin-libgcc.10.4.ver,
3832 config/rs6000/darwin-libgcc.10.5.ver,
3833 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
3834 config/rs6000/t-aix43, config/rs6000/t-aix52,
3835 config/rs6000/t-darwin, config/rs6000/t-fprules,
3836 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
3837 config/rs6000/t-lynx, config/rs6000/t-netbsd,
3838 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
3839 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
3840 config/rs6000/t-rtems, config/rs6000/t-spe,
3841 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
3842 config/score/t-score-elf, config/sh/divcost-analysis,
3843 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
3844 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
3845 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
3846 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
3847 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
3848 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
3849 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
3850 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
3851 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
3852 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
3853 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
3854 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
3855 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
3856 limitx.h, version.c, xcoff.h: Add copyright and license notices.
3857 * config/h8300/genmova.sh: Include copyright and license notices
3858 in generated output.
3859 * config/h8300/mova.md: Regenerate.
3860 * doc/install.texi2html: Include word "Copyright" in copyright
3861 notice and use name "Free Software Foundation, Inc.".
3862 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3863 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3864 ChangeLog-2007, ChangeLog-2008: Correct dates.
3866 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
3868 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
3869 NE_EXPR operations as well.
3870 * c-parser.c (c_parser_condition): Do not set location information on
3872 (c_parser_conditional_expression): Likewise.
3873 (c_parser_binary_expression): Set location information on operators.
3874 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
3875 TRUTH_NOT_EXPR has been folded.
3876 * fold-const.c (fold_truth_not_expr): Copy location information from
3877 the incoming expression to the outgoing one.
3878 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
3879 recursive calls on the LHS of the operator but pass that of the
3880 operator to recursive calls on the RHS of the operator. Set it
3882 (shortcut_cond_expr): Set the locus of the operator on the second
3883 COND_EXPR and that of the expression on the first in degenerate cases.
3884 Pass the locus of the expression to calls to shortcut_cond_r.
3885 Set the locus of the 'then' block on the associated jump, if any.
3886 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
3887 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
3888 expression to call to gimplify_boolean_expr.
3890 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
3892 * config.gcc: Add additional configuration for
3893 i686-w64-mingw* and x86_64-w64-mingw* triplet.
3894 * config/i386/mingw-w64.h: New mingw-w64 specific header.
3895 (CPP_SPEC): Redefine for allowing -municode option.
3896 (STARTFILE_SPEC): Likewise.
3897 * config/i386/t-mingw-w64: New.
3898 * config/i386/mingw-w64.opt: New.
3899 (municode): Add new target option.
3900 * doc/invoke.texi (municode): Add documentation for new option.
3902 2009-04-21 Ian Lance Taylor <iant@google.com>
3904 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3905 Correct test for number of arguments.
3906 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
3908 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
3910 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
3911 argument of emit_library_call.
3913 2009-04-21 Richard Guenther <rguenther@suse.de>
3916 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
3917 inside VIEW_CONVERT_EXPRs.
3919 2009-04-21 Martin Jambor <mjambor@suse.cz>
3921 * tree-switch-conversion.c (build_constructors): Split a long line.
3922 (constructor_contains_same_values_p): New function.
3923 (build_one_array): Create assigns of constants if possible, do not
3924 call mark_sym_for_renaming, call update_stmt.
3925 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
3926 make_rename_temp. Do not call mark_symbols_for_renaming, call
3928 (gen_def_assigns): Do not call mark_symbols_for_renaming or
3929 find_new_referenced_vars, call update_stmt.
3930 (gen_inbound_check): Use create_tmp_var and create ssa names manually
3931 instead of calling make_rename_temp. Do not call
3932 find_new_referenced_vars or mark_symbols_for_renaming, call
3935 2009-04-21 Richard Guenther <rguenther@suse.de>
3937 PR tree-optimization/39827
3938 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
3939 (tree_ssa_phiprop): Pass the correct array size.
3941 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
3943 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
3945 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
3948 * c-typeck.c (lvalue_p): Move declaration ...
3949 * c-common.h (lvalue_p): ... to here.
3950 * c-common.c (candidate_equal_p): New.
3951 (add_tlist): Use it.
3952 (merge_tlist): Use it.
3953 (warn_for_collisions_1): Likewise.
3954 (warning_candidate_p): Accept more candidates.
3955 (verify_tree): A warning candidate can be an expression. Use
3958 2009-04-21 Ben Elliston <bje@au.ibm.com>
3961 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3962 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
3963 options. Remove -mcall-solaris documentation.
3965 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3968 * doc/invoke.texi (-Wlong-long): Update description.
3969 * c-lex (interpret_integer): Only warn if there was no previous
3970 overflow and -Wlong-long is enabled.
3971 * c-decl.c (declspecs_add_type): Drop redundant flags.
3972 * c.opt (Wlong-long): Init to -1.
3973 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
3974 and front-end warn_long_long. Wlong-long only depends on other
3975 flags if it is uninitialized.
3976 * c-parser.c (disable_extension_diagnostics): warn_long_long is
3977 the same for CPP and FE.
3978 (restore_extension_diagnostics): Likewise.
3980 2009-04-20 Ian Lance Taylor <iant@google.com>
3982 Fix enum conversions which are invalid in C++:
3983 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
3984 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
3985 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
3986 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
3987 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
3988 (dbxout_parms): Likewise.
3989 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
3990 (df_clear_flags): Likewise.
3991 * df-problems.c (df_rd_bb_local_compute_process_def): Change
3992 top_flag parameter to int.
3993 (df_chain_create_bb_process_use): Likewise.
3994 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
3996 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
3997 (df_ref_create_structure, df_def_record_1): Likewise.
3998 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
3999 (df_notes_rescan): Change 0 to VOIDmode in function call.
4000 (df_get_call_refs, df_insn_refs_collect): Likewise.
4001 (df_bb_regs_collect): Likewise.
4002 (df_entry_block_defs_collect): Likewise.
4003 (df_exit_block_uses_collect): Likewise.
4004 * df.h: Update declarations.
4005 * double-int.c (double_int_divmod): Add cast to enum type.
4006 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
4007 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
4008 (based_loc_descr): Likewise.
4009 (loc_descriptor_from_tree_1): Change first_op and second_op to
4010 enum dwarf_location_atom. Add cast to enum type.
4011 * expmed.c (init_expmed): Change 0 to SET in function call.
4012 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
4013 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
4014 (do_store_flag): Likewise.
4015 * fixed-value.h (struct fixed_value): Change mode to enum
4017 * function.c (assign_parms): Change 0 to VOIDmode in function call.
4018 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
4020 (insert_insn_decl, insert_decl, insert_state): Likewise.
4021 (automata_list_finish): Likewise.
4022 * genrecog.c (process_define_predicate): Add cast to enum type.
4023 * gensupport.c (init_predicate_table): Add cast to enum type.
4024 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
4026 (gimple_build_call_1, gimple_build_label): Likewise.
4027 (gimple_build_goto, gimple_build_asm_1): Likewise.
4028 (gimple_build_switch_1, gimple_build_cdt): Likewise.
4029 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
4030 (enum fallback): Rename from enum fallback_t.
4031 (fallback_t): Typedef as int.
4032 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
4033 GSI_SAME_STMT in function call.
4034 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
4036 (setup_reg_class_relations): Likewise.
4037 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
4038 (setup_prohibited_class_mode_regs): Add cast to enum type.
4039 (setup_prohibited_mode_move_regs): Likewise.
4040 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
4041 (record_address_regs): Change i to enum reg_class.
4042 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
4043 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
4044 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
4045 (GET_MODE_2XWIDER_MODE): Likewise.
4046 (GET_CLASS_NARROWEST_MODE): Likewise.
4047 * omp-low.c (expand_omp_for): Add cast to enum type.
4048 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
4049 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
4050 * postreload.c (reload_cse_simplify_operands): Change rclass local
4052 * predict.c (combine_predictions_for_insn): Change best_predictor
4053 and predictor to enum br_predictor.
4054 (combine_predictions_for_bb): Likewise.
4055 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
4056 use SET_PREDICT_EXPR_OUTCOME.
4057 * real.c (real_arithmetic): Change icode to code in function call.
4058 * reginfo.c (init_move_cost): Add casts to enum type.
4059 (init_reg_sets_1, init_fake_stack_mems): Likewise.
4060 * regmove.c (regclass_compatible_p): Change class0 and class1 to
4062 * reload.c (find_valid_class): Add casts to enum type.
4063 (push_reload): Change 0 to NO_REGS in function call.
4064 (find_reloads): Change this_alternative to array of enum
4065 reg_class. Remove some now-unnecessary casts.
4066 (make_memloc): Change 0 to VOIDmode in function call.
4067 * reload1.c (reload): Change 0 to VOIDmode in function call.
4068 (eliminate_regs_1, elimination_effects): Likewise.
4069 (eliminate_regs_in_insn): Likewise.
4070 (emit_input_reload_insns): Add cast to enum type.
4071 (delete_output_reload): Change 0 to VOIDmode in function call.
4072 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
4073 to enum type in function call.
4074 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
4075 (SET_PREDICT_EXPR_OUTCOME): Define.
4076 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
4077 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
4078 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
4079 (dump_function): Likewise.
4080 * tree-dump.h: Update declarations.
4081 * tree-pass.h: Update declarations.
4082 * varasm.c (assemble_integer): Change mclass to enum mode_class.
4083 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
4085 (arm_rtx_costs_1): Correct parenthesization.
4086 (arm_rtx_costs): Add casts to enum type.
4087 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
4088 (vfp_emit_fstmd): Use add_rg_note.
4089 (emit_multi_reg_push, emit_sfm): Likewise.
4090 (thumb_set_frame_pointer): Likewise.
4091 (arm_expand_prologue): Likewise.
4092 (arm_regno_class): Change return type to enum reg_class.
4093 (thumb1_expand_prologue): Use add_reg_note.
4094 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
4095 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
4097 * config/arm/gentune.sh: Add cast to enum type.
4098 * config/arm/arm-tune.md: Rebuild.
4099 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
4100 (ix86_split_fp_branch, predict_jump): Likewise.
4101 (ix86_expand_multi_arg_builtin): Change sub_code from enum
4102 insn_code to enum rtx_code.
4103 (ix86_builtin_vectorized_function): Add cast to enum type.
4104 * config/i386/i386.md (truncdfsf2): Change slot to enum
4106 (truncxf<mode>2, isinf<mode>2): Likewise.
4107 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
4109 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
4110 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
4111 (insert_bundle_state): Change 1 to INSERT in function call.
4112 (ia64_add_bundle_selector_before): Likewise.
4113 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
4114 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
4115 (restore_stack_nonlocal): Likewise.
4116 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
4118 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
4120 (mips_rtx_costs): Likewise.
4121 (mips_override_options): Add casts to enum type.
4122 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
4124 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
4125 (store_reg, set_reg_plus_d): Likewise.
4126 (hppa_expand_prologue, hppa_profile_hook): Likewise.
4127 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4129 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
4131 (emit_unlikely_jump): Use add_reg_note.
4132 (rs6000_emit_allocate_stack): Likewise.
4133 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
4134 (output_toc): Change 1 to INSERT in function call.
4135 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
4136 (rs6000_initialize_trampoline): Likewise.
4137 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
4139 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
4140 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
4141 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
4142 (save_gprs): Use add_reg_note.
4143 (s390_emit_prologue): Likewise.
4144 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
4145 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
4146 (sparc_fold_builtin): Add cast to enum type.
4147 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
4149 (spu_expand_prologue): Use add_reg_note.
4150 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
4152 2009-04-20 Ian Lance Taylor <iant@google.com>
4154 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
4155 (c_parser_postfix_expression_after_primary): Get VEC for list of
4156 arguments. Get original types of arguments. Call
4157 build_function_call_vec.
4158 (cached_expr_list_1, cached_expr_list_2): New static variables.
4159 (c_parser_expr_list): Change return type to VEC *. Add
4160 p_orig_types parameter. Change all callers.
4161 (c_parser_release_expr): New static function.
4162 (c_parser_vec_to_tree_list): New static function.
4163 * c-typeck.c (build_function_call): Rewrite to build a VEC and
4164 call build_function_call_vec.
4165 (build_function_call_vec): New function, based on old
4166 build_function_call.
4167 (convert_arguments): Remove nargs and argarray parameters. Change
4168 values to a VEC. Add origtypes parameter.
4169 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
4170 (convert_for_assignment): Add origtype parameter. Change all
4171 callers. If warn_cxx_compat, check for conversion to an enum
4172 type when calling a function.
4173 (store_init_value): Add origtype parameter. Change all callers.
4174 (digest_init): Likewise.
4175 (struct init_node): Add origtype field.
4176 (add_pending_init): Add origtype parameter. Change all callers.
4177 (output_init_element): Likewise.
4178 (output_pending_init_elements): Pass origtype from init_node to
4179 output_init_element.
4180 (process_init_element): Pass origtype from c_expr to
4181 output_init_element.
4182 (c_finish_return): Add origtype parameter. Change all callers.
4183 * c-common.c (sync_resolve_size): Change params to VEC *. Change
4185 (sync_resolve_params): Likewise.
4186 (sync_resolve_return): Change params to first_param. Change caller.
4187 (resolve_overloaded_builtins): Change params to VEC *. Change
4188 callers. Save first parameter around call to build_function_call_vec.
4189 * c-decl.c (finish_decl): Add origtype parameter. Change all
4190 callers. Call build_function_call_vec rather than
4191 build_function_call for cleanup.
4192 * c-tree.h: Update declarations.
4193 * c-common.h: Update declarations.
4194 * stub-objc.c (objc_rewrite_function_call): Change parameter from
4195 params to first_param.
4196 * target.h (struct gcc_target): Change resolve_overloaded_builtin
4197 params parameter from tree to void *.
4198 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4199 Change arglist parameter to have type void *, and to be a pointer
4201 * config/rs6000/rs6000-protos.h
4202 (altivec_resolve_overloaded_builtin): Update declaration.
4203 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
4204 fnargs parameter to have type void *, and to be a pointer to a
4205 VEC. Call build_function_call_vec instead of
4206 build_function_call.
4207 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
4209 2009-04-20 Joey Ye <joey.ye@intel.com>
4210 Xuepeng Guo <xuepeng.guo@intel.com>
4211 H.J. Lu <hongjiu.lu@intel.com>
4213 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
4215 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
4216 (IX86_LEA_PRIORITY): Likewise.
4217 (distance_non_agu_define): New function.
4218 (distance_agu_use): Likewise.
4219 (ix86_lea_for_add_ok): Likewise.
4220 (ix86_dep_by_shift_count): Likewise.
4222 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
4223 should split for LEA.
4225 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
4227 (ix86_dep_by_shift_count): Likewise.
4229 2009-04-20 Richard Guenther <rguenther@suse.de>
4231 * expr.c (handled_component_p): Move ...
4232 * tree.h (handled_component_p): ... here.
4233 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
4234 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
4235 and REALPART_EXPR to be in one group.
4237 2009-04-20 Richard Guenther <rguenther@suse.de>
4239 * basic-block.h (get_all_dominated_blocks): Declare.
4240 * dominance.c (get_all_dominated_blocks): New function.
4241 * tree-cfg.c (get_all_dominated_blocks): Remove.
4242 (remove_edge_and_dominated_blocks): Adjust.
4243 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
4244 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
4245 instead of recursing.
4247 2009-04-20 Doug Kwan <dougkwan@google.com>
4249 * cgraph.h (cgraph_node_ptr): New type for vector functions.
4250 (struct cgraph_node_set_def): New type.
4251 (cgraph_node_set) New type. Also declare vector functions.
4252 (struct cgraph_node_set_element_def): New type.
4253 (cgraph_node_set_element): Ditto.
4254 (cgraph_node_set_iterator): New iterator type.
4255 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
4256 cgraph_node_set_remove, dump_cgraph_node_set,
4257 debug_cgraph_node_set): New prototypes.
4258 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
4259 cgraph_node_set_size): New inlines.
4260 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
4262 (struct ipa_opt_pass): Add struct cgraph_node_set_def
4263 argument to function 'write_summary'.
4264 * ipa.c: Include ggc.h.
4265 (hash_cgraph_node_set_element,
4266 eq_cgraph_node_set_element, cgraph_node_set_new,
4267 cgraph_node_set_add, cgraph_node_set_remove,
4268 cgraph_node_set_find, dump_cgraph_node_set,
4269 debug_cgraph_node_set): New functions.
4270 * Makefile.in (ipa.o): Add dependency on GGC_H.
4272 2009-04-20 Ira Rosen <irar@il.ibm.com>
4274 PR tree-optimization/39675
4275 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
4276 check of the return code of vect_schedule_slp. Check that
4277 stmt_vec_info still exists for the statement, before checking its
4280 2009-04-20 Michael Matz <matz@suse.de>
4282 * Makefile.in (generated_files): Take out $(simple_generated_c).
4284 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
4286 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
4287 (UINTPTR_TYPE): Likewise.
4289 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4292 * c-typeck.c (digest_init): Check for initializing an array with a
4295 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4298 * c-semantics.c (pop_stmt_list): Propagate
4299 STATEMENT_LIST_HAS_LABEL to parent statement list.
4301 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
4303 * config/mips/mips.h (mips_tune_attr): New macro.
4304 * config/mips/mips.md (cpu): Use it.
4306 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4309 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
4312 2009-04-19 Diego Novillo <dnovillo@google.com>
4314 * toplev.c (compile_file): Move call to coverage_finish ...
4315 * cgraphunit.c (ipa_passes): ... here.
4316 Call cgraph_process_new_functions.
4317 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
4318 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
4320 2009-04-19 Jan Hubicka <jh@suse.cz>
4322 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
4324 (dump_cgraph_node): Dump can throw external flag.
4325 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
4327 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4331 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
4332 * common.opt (Wlogical-op): Move from here...
4333 * c.opt (Wlogical-op): ... to here.
4334 * c-typeck.c (parser_build_binary_op): Update call to
4335 warn_logical_operator.
4336 * c-opts.c (c_common_post_options): Enable warn_logical_op with
4338 * c-common.c (warn_logical_op): Update.
4339 * c-common.h (warn_logical_op): Update declaration.
4341 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
4343 * tree.c (protected_set_expr_location): Fix formatting.
4345 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4348 * c-typeck.c (readonly_warning): new.
4349 (build_unary_op, build_modify_expr): Use readonly_warning for
4350 storing into something readonly but not const-qualified.
4352 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4355 * c-typeck.c (build_unary_op): Check for taking address of
4356 expression of type void.
4358 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4361 * c-typeck.c (build_function_call): Check for calling a function
4362 with qualified void return types. Call require_complete_type when
4365 2009-04-18 Jan Hubicka <jh@suse.cz>
4367 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
4369 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
4370 can_throw_external flag.
4371 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
4372 * ipa-pure-const.c (ignore_edge): New function.
4373 (propagate): Compute order for NOTHROW computation; set NOTHROWs
4374 only over can_throw_external edges.
4375 (local_pure_const): Add nothrow flag.
4376 * ipa-utils.c (searchc): Add ignore_edge callback.
4377 (ipa_utils_reduced_inorder): Add ignore_edge callback.
4378 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
4379 (set_nothrow_function_flags): Update cgraph.
4380 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
4382 2009-04-18 Richard Guenther <rguenther@suse.de>
4385 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
4386 (fold_stmt): ... this and ...
4387 (fold_stmt_inplace): ... this.
4388 (fold_stmt_1): Fold references in calls and asms.
4389 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
4391 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4393 * tree-vrp.c (ssa_name_nonzero_p): Remove.
4394 * tree.h: Remove the prototype for ssa_name_nonzero_p.
4396 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4398 * tree.c (function_args_count): Remove.
4399 * tree.h: Remove the prototype for function_args_count.
4401 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4403 * tree-iterator.c (expr_only): Remove.
4404 * tree.h: Remove the prototype for expr_only.
4406 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4408 * reginfo.c (cannot_change_mode_set_regs): Remove.
4409 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
4411 2009-04-08 Anatoly Sokolov <aesok@post.ru>
4413 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
4414 whether operands 0 and 1 overlaps.
4416 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
4419 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
4420 pointer. Use warning_at instead of warning.
4421 (search_for_addr_array): Likewise.
4422 (check_array_bounds): Likewise.
4423 (check_all_array_refs): Check that the incoming edge is not in the
4424 list of edges to be removed.
4425 (check_all_array_refs): Avoid the temporal pointer.
4426 (vrp_visit_cond_stmt): Fix typo.
4427 (simplify_switch_using_ranges): Handle the case where the switch
4428 index is an integer constant.
4430 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
4432 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
4434 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4436 * doc/extend.texi, doc/invoke.texi: Fix typos.
4438 2009-04-17 Cary Coutant <ccoutant@google.com>
4440 * tree-flow-inline.h (get_lineno): Fix inverted test.
4442 2009-04-17 Diego Novillo <dnovillo@google.com>
4444 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4445 assertion for AVAIL_OUT.
4447 2009-04-17 Mike Frysinger <vapier@gentoo.org>
4450 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
4451 * config/sh/linux-atomic.asm: Likewise.
4453 2009-04-17 Diego Novillo <dnovillo@google.com>
4455 * except.c (debug_eh_tree): New.
4456 (struct eh_region, struct eh_status): Move ...
4457 * except.h: ... here.
4458 (add_type_for_runtime): Declare extern.
4459 (lookup_type_for_runtime): Likewise.
4460 (debug_eh_tree): Declare.
4461 * Makefile.in (GTFILES): List except.h before except.c
4463 2009-04-17 Diego Novillo <dnovillo@google.com>
4465 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
4466 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
4467 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
4468 (find_vars_r): ... here.
4469 * tree-flow.h (find_referenced_vars_in): Declare.
4470 * tree-ssa-pre.c (create_expression_by_pieces): Assert
4471 that AVAIL_OUT exists for BLOCK.
4472 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
4473 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
4474 (tree-parloops.o): Likewise.
4476 2009-04-17 Simon Baldwin <simonb@google.com>
4478 * toplev.c (default_tree_printer): Add handling for %E format.
4480 2009-04-17 Diego Novillo <dnovillo@google.com>
4482 * tree-pretty-print.c (dump_generic_node): Add break after
4483 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
4484 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
4485 FUNCTION_TYPE together. Call print_struct_decl when printing
4486 structures and TDF_SLIM is not given.
4487 (print_struct_decl): Fix logic for detecting recursion.
4489 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4492 * gcc.c (create_at_file): New.
4493 (compile_input_file_p): New.
4494 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
4495 * main.c (main): Update call to toplev_main.
4496 * toplev.c (toplev_main): Change signature. Call expandargv.
4497 * toplev.h (toplev_main): Change signature.
4499 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4501 * dwarf2out.c (field_byte_offset): Use the type size as the field size
4502 if the latter is not constant.
4504 2009-04-17 David Edelsohn <edelsohn@gnu.org>
4506 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
4508 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4510 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
4511 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
4513 2009-04-17 Richard Guenther <rguenther@suse.de>
4515 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4516 Handle component references view-converting an invariant address.
4518 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
4520 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
4521 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
4522 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
4523 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
4524 Use @deftypevr rather than @deftypevar.
4526 2009-04-17 Richard Guenther <rguenther@suse.de>
4528 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
4529 (get_prop_source_stmt): Likewise.
4530 (can_propagate_from): Likewise.
4532 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
4534 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
4535 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
4536 (--with-multilib-list): Add default value.
4537 * configure: Regenerate.
4538 * Makefile.in (TM_ENDIAN_CONFIG): Define.
4539 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
4540 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
4541 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
4542 Don't add default cpu to multilib list unnecessarily, but do enable
4543 the relevant compiler option..
4544 Add support for --with-multilib-list=<blank> and
4545 --with-multilib-list=!<somelib> to supress unwanted multilibs.
4546 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
4547 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
4548 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
4550 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
4551 (MULTILIB_OSDIRNAMES): New variable.
4552 * config/sh/t-1e: Delete file.
4553 * config/sh/t-mlib-sh1: Delete file.
4554 * config/sh/t-mlib-sh2: Delete file.
4555 * config/sh/t-mlib-sh2a: Delete file.
4556 * config/sh/t-mlib-sh2a-nofpu: Delete file.
4557 * config/sh/t-mlib-sh2a-single: Delete file.
4558 * config/sh/t-mlib-sh2a-single-only: Delete file.
4559 * config/sh/t-mlib-sh2e: Delete file.
4560 * config/sh/t-mlib-sh3e: Delete file.
4561 * config/sh/t-mlib-sh4: Delete file.
4562 * config/sh/t-mlib-sh4-nofpu: Delete file.
4563 * config/sh/t-mlib-sh4-single: Delete file.
4564 * config/sh/t-mlib-sh4-single-only: Delete file.
4565 * config/sh/t-mlib-sh4a: Delete file.
4566 * config/sh/t-mlib-sh4a-nofpu: Delete file.
4567 * config/sh/t-mlib-sh4a-single: Delete file.
4568 * config/sh/t-mlib-sh4a-single-only: Delete file.
4569 * config/sh/t-mlib-sh4al: Delete file.
4570 * config/sh/t-mlib-sh5-32media: Delete file.
4571 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
4572 * config/sh/t-mlib-sh5-64media: Delete file.
4573 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
4574 * config/sh/t-mlib-sh5-compact: Delete file.
4575 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
4576 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
4577 * doc/install.texi (Options specification): Add
4578 --with-multilib-list and --with-endian.
4580 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4582 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
4584 (OBJS-common): Add plugin-version.o.
4585 (plugin-version.o): New.
4586 * gcc-plugin.h (plugin_gcc_version): New.
4587 (plugin_default_version_check): New.
4588 (plugin_init_func, plugin_init): Add version argument.
4589 * plugin-version.c: New.
4590 * plugin.c (str_plugin_gcc_version_name): New.
4591 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
4592 pass it to the init function.
4593 (plugin_default_version_check): New.
4595 2009-04-17 Richard Guenther <rguenther@suse.de>
4597 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
4598 for decl-vs-decl disambiguation.
4600 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
4602 * config/s390/s390.h (s390_tune_attr): New macro definition.
4603 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
4605 2009-04-17 Richard Guenther <rguenther@suse.de>
4607 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
4608 (fold_stmt_r): Likewise.
4609 (maybe_fold_reference): New function.
4610 (fold_gimple_assign): Handle cases fold_stmt_r did.
4611 (fold_stmt): Do not use fold_stmt_r.
4612 (fold_stmt_inplace): Likewise.
4614 2009-04-17 Richard Guenther <rguenther@suse.de>
4616 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
4617 (record_equivalences_from_stmt): Remove useless checks and
4619 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
4620 the type is already suitable.
4622 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
4624 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
4626 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
4628 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
4629 (CMPtype): Define as __gcc_CMPtype.
4631 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
4633 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
4634 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
4636 2009-04-17 Richard Guenther <rguenther@suse.de>
4638 PR tree-optimization/39746
4639 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
4640 special-casing for builtins and static variable use/def.
4641 (call_may_clobber_ref_p_1): Likewise.
4643 2009-04-16 Ian Lance Taylor <iant@google.com>
4645 * df.h: Include "timevar.h".
4646 (struct df_problem): Change tv_id field to timevar_id_t.
4647 * tree-pass.h: Include "timevar.h".
4648 (struct opt_pass): Change tv_id field to timevar_id_t.
4649 * timevar.h (timevar_id_t): Define TV_NONE.
4650 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
4651 TV_NONE rather than tv_id != 0.
4652 (execute_one_pass): Likewise.
4653 * Makefile.in (DF_H): Add $(TIMEVAR_H).
4654 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
4655 dependencies to $(TREE_PASS_H).
4656 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
4658 (pass_branch_target_load_optimize2): Likewise.
4659 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
4660 (pass_outof_cfg_layout_mode): Likewise.
4661 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
4662 (pass_rebuild_cgraph_edges): Likewise.
4663 (pass_remove_cgraph_callee_edges): Likewise.
4664 * df-core.c (pass_df_initialize_opt): Likewise.
4665 (pass_df_initialize_no_opt): Likewise.
4666 (pass_df_finish): Likewise.
4667 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
4668 * except.c (pass_set_nothrow_function_flags): Likewise.
4669 (pass_convert_to_eh_region_ranges): Likewise.
4670 * final.c (pass_compute_alignments): Likewise.
4671 * function.c (pass_instantiate_virtual_regs): Likewise.
4672 (pass_init_function): Likewise.
4673 (pass_leaf_regs): Likewise.
4674 (pass_match_asm_constraints): Likewise.
4675 * gimple-low.c (pass_lower_cf): Likewise.
4676 (pass_mark_used_blocks): Likewise.
4677 * init-regs.c (pass_initialize_regs): Likewise.
4678 * integrate.c (pass_initial_value_sets): Likewise.
4679 * ira.c (pass_ira): Likewise.
4680 * jump.c (pass_cleanup_barriers): Likewise.
4681 * omp-low.c (pass_expand_omp): Likewise.
4682 (pass_lower_omp): Likewise.
4683 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
4684 * recog.c (pass_split_all_insns): Likewise.
4685 (pass_split_after_reload): Likewise.
4686 (pass_split_before_regstack): Likewise.
4687 (pass_split_before_sched2): Likewise.
4688 (pass_split_for_shorten_branches): Likewise.
4689 * reginfo.c (pass_reginfo_init): Likewise.
4690 (pass_subregs_of_mode_init): Likewise.
4691 (pass_subregs_of_mode_finish): Likewise.
4692 * passes.c (pass_postreload): Likewise.
4693 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
4694 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
4695 (pass_warn_function_return): Likewise.
4696 (pass_warn_function_noreturn): Likewise.
4697 * tree-complex.c (pass_lower_complex): Likewise.
4698 (pass_lower_complex_O0): Likewise.
4699 * tree-if-conv.c (pass_if_conversion): Likewise.
4700 * tree-into-ssa.c (pass_build_ssa): Likewise.
4701 * tree-mudflap.c (pass_mudflap_1): Likewise.
4702 (pass_mudflap_2): Likewise.
4703 * tree-nomudflap.c (pass_mudflap_1): Likewise.
4704 (pass_mudflap_2): Likewise.
4705 * tree-nrv.c (pass_return_slot): Likewise.
4706 * tree-object-size.c (pass_object_sizes): Likewise.
4707 * tree-optimize.c (pass_all_optimizations): Likewise.
4708 (pass_early_local_passes): Likewise.
4709 (pass_all_early_optimizations): Likewise.
4710 (pass_cleanup_cfg): Likewise.
4711 (pass_cleanup_cfg_post_optimizing): Likewise.
4712 (pass_free_datastructures): Likewise.
4713 (pass_free_cfg_annotations): Likewise.
4714 (pass_fixup_cfg): Likewise.
4715 (pass_init_datastructures): Likewise.
4716 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
4717 (pass_late_warn_uninitialized): Likewise.
4718 (pass_update_address_taken): Likewise.
4719 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
4720 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
4721 (pass_cse_sincos): Likewise.
4722 (pass_convert_to_rsqrt): Likewise.
4723 * tree-ssa-structalias.c (pass_build_alias): Likewise.
4724 * tree-stdarg.c (pass_stdarg): Likewise.
4725 * tree-tailcall.c (pass_tail_recursion): Likewise.
4726 (pass_tail_calls): Likewise.
4727 * tree-vect-generic.c (pass_lower_vector): Likewise.
4728 (pass_lower_vector_ssa): Likewise.
4729 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
4731 2009-04-16 Joseph Myers <joseph@codesourcery.com>
4733 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
4735 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
4737 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
4738 logical and signext.
4740 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
4743 * config/sh/predicates.md (arith_operand): Check if the operand
4744 of TRUNCATE is a REG.
4746 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4748 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4749 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4751 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4753 * tree-iterator.c (tsi_split_statement_list_after,
4754 tsi_split_statement_list_before): Remove.
4755 * tree-iterator.h: Remove the prototypes for
4756 tsi_split_statement_list_after and tsi_split_statement_list_before.
4758 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4760 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
4761 * tree-ssa-propagate.h: Remove the prototype for
4762 stmt_makes_single_load.
4764 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4766 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
4767 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
4769 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4771 * tree-iterator.c (EXPR_LAST_BODY): Remove.
4773 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4775 * except.c (eh_region_outer_p): Remove.
4776 * except.h: Remove the prototype for eh_region_outer_p.
4778 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4780 * function.c (current_function_assembler_name): Remove.
4781 * function.h: Remove the prototype for
4782 current_function_assembler_name.
4784 2009-04-16 Ian Lance Taylor <iant@google.com>
4786 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
4787 (add_reg_note): Call alloc_reg_note.
4788 * rtl.h (alloc_reg_note): Declare.
4789 * combine.c (try_combine): Use alloc_reg_note.
4790 (recog_for_combine, move_deaths): Likewise.
4791 (distribute_notes): Use alloc_reg_note and add_reg_note.
4792 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
4793 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
4794 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
4796 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
4798 PR rtl-optimization/39762
4799 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
4800 ira_may_move_out_cost): Add comments about way of their usage.
4801 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
4803 * ira-conflicts.c (process_regs_for_copy): Use function
4804 ira_get_register_move_cost instead of global
4805 ira_register_move_cost.
4807 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
4808 color_pass, move_spill_restore, update_curr_costs): Ditto.
4810 * ira-lives.c (process_single_reg_class_operands): Ditto.
4812 * ira-emit.c (emit_move_list): Ditto.
4814 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
4815 (record_reg_classes): Ditto. Use functions
4816 ira_get_register_move_cost and ira_get_may_move_cost instead of
4817 global vars ira_register_move_cost, ira_may_move_out_cost and
4818 ira_may_move_in_cost.
4819 (record_address_regs): Don't call ira_init_register_move_cost.
4820 Use function ira_get_may_move_cost instead of global
4821 ira_may_move_in_cost.
4822 (process_bb_node_for_hard_reg_moves): Use function
4823 ira_get_register_move_cost instead of global ira_register_move_cost.
4824 (ira_costs): Don't call ira_init_register_move_cost.
4826 2009-04-16 Richard Guenther <rguenther@suse.de>
4828 * tree-cfg.c (verify_gimple_assign_binary):
4829 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
4830 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
4831 (create_general_new_stmt): Note that this function is broken.
4833 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4835 * common.opt (fhelp): Add Var(help_flag).
4836 * gcc-plugin.h (plugin_info): Add help.
4837 * plugin.c (plugin_name_args): Add help.
4838 (register_plugin_info): Set plugin->help.
4839 (print_help_one_plugin): New.
4840 (print_plugins_help): New.
4841 * plugin.h (print_plugins_help): New.
4842 * toplev.c (toplev_main): Call print_plugins_help if needed.
4844 2009-04-16 Richard Guenther <rguenther@suse.de>
4846 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
4847 (gimple_ior_addresses_taken_1): New function.
4848 (gimple_ior_addresses_taken): Likewise.
4849 * gimple.h (struct gimple_statement_with_ops_base): Remove
4850 addresses_taken member.
4851 (gimple_ior_addresses_taken): Declare.
4852 (gimple_addresses_taken, gimple_addresses_taken_ptr,
4853 gimple_set_addresses_taken): Remove.
4854 * ipa-reference.c (mark_address): New function.
4855 (scan_stmt_for_static_refs): Use it for marking addresses taken.
4856 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
4857 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
4858 (gimple_add_to_addresses_taken): Remove.
4859 (get_tmr_operands): Call mark_address_taken.
4860 (get_asm_expr_operands): Likewise.
4861 (get_expr_operands): Likewise.
4862 (build_ssa_operands): Do not clear the addresses_taken bitmap.
4863 (free_stmt_operands): Do not free it.
4864 * tree-ssa.c (delete_tree_ssa): Likewise.
4865 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
4867 2009-04-16 Richard Guenther <rguenther@suse.de>
4869 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
4870 (walk_stmt_load_store_ops): Likewise.
4871 * gimple.c (get_base_loadstore): New function.
4872 (walk_stmt_load_store_addr_ops): Likewise.
4873 (walk_stmt_load_store_ops): Likewise.
4874 * ipa-pure-const.c (check_op): Simplify.
4875 (check_load, check_store): New functions.
4876 (check_stmt): Use walk_stmt_load_store_ops.
4877 * ipa-reference.c (mark_load): Adjust signature.
4878 (mark_store): Likewise.
4879 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
4881 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4883 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
4885 * opts.c (common_handle_option): Don't call print_version.
4886 * plugin.c (plugin_name_args): Add version.
4887 (register_plugin_info): New.
4888 (register_callback): Handle PLUGIN_INFO.
4889 (try_init_one_plugin): New.
4890 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
4892 (finalize_one_plugin): New.
4893 (finalize_plugins): New.
4894 (print_one_plugin): New.
4895 (print_plugins_versions): New.
4896 * plugin.h (print_plugins_versions): New.
4897 (finalize_plugins): New.
4898 * toplev.c (compile_file): Don't call initialize_plugins.
4899 (print_version): Call print_plugins_versions.
4900 (toplev_main): Call initialize_plugins. Print version if needed.
4901 Call finalize_plugins.
4903 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4905 * common.opt (fversion): New.
4906 * gcc.c (print_version): New.
4907 (process_command): Don't print the version. Just set print_version.
4908 (main): Print version. Call subprocesses if print_version and
4909 verbose_flag are set.
4910 * opts.c (common_handle_option): Handle OPT_fversion.
4912 2009-04-16 Richard Guenther <rguenther@suse.de>
4913 Ira Rosen <irar@il.ibm.com>
4915 PR tree-optimization/39698
4916 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
4917 type of the reduction variable. Only generate the def if
4920 * omp-low.c (expand_omp_for_generic): When converting to a pointer
4921 make sure to first convert to an integer of the same precision.
4922 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
4923 the type of the evolution correctly in computing the new
4924 induction variable base.
4926 2009-04-16 Richard Guenther <rguenther@suse.de>
4929 * tree-cfg.c (make_blocks): Split statements with to-be
4930 abnormal SSA names on the lhs.
4932 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
4934 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
4935 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
4936 * c-typeck.c (really_start_incremental_init): Likewise.
4937 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
4938 (TARGET_INITIALIZER): Remove it.
4939 * target.h (struct target): Remove vector_opaque_p.
4940 * tree.c (build_opaque_vector_type): New.
4941 * tree.h (TYPE_VECTOR_OPAQUE): New.
4942 (build_opaque_vector_type): Declare.
4943 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
4944 * config/rs6000/rs6000.c (build_opaque_vector_type,
4945 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
4946 (rs6000_init_builtins): Use build_opaque_vector_type for
4947 opaque_V4SI_type_node.
4949 2009-04-15 Catherine Moore <clm@codesourcery.com>
4951 * debug.h (set_name): Declare.
4952 * dwarf2out.c (dwarf2out_set_name): Declare.
4953 (dwarf2_debug_hooks): Add set_name.
4954 (find_AT_string): New.
4955 (add_AT_string): Call find_AT_string.
4956 (dwarf2out_set_name): New.
4957 * cp/decl.c (grokdeclarator): Call set_name.
4958 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
4959 * debug.c (do_nothing_debug_hooks): Likewise.
4960 * dbxout.c (dbx_debug_hooks): Likewise.
4961 * sdbout.c (sdb_debug_hooks): Likewise.
4963 2009-04-15 Michael Eager <eager@eagercon.com>
4965 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
4966 reg for single-precision FPU.
4967 * config/rs6000/rs6000.md (movsi_internal1): Only for
4969 (movsi_internal1_single): New. Add pattern to move SI values to/from
4970 single-precision FP regs.
4972 2009-04-15 Richard Guenther <rguenther@suse.de>
4974 * omp-low.c (lower_rec_input_clauses): Build correct address
4976 (expand_omp_for_generic): Fix multiplication type.
4977 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
4978 (generate_memset_zero): Fix types.
4979 * tree-profile.c (prepare_instrumented_value): Correctly
4982 2009-04-15 Ian Lance Taylor <iant@google.com>
4984 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
4985 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
4986 for -Wall and for -Wc++-compat.
4987 (c_common_post_options): For C++, set warn_enum_compare if not
4989 * c-tree.h (struct c_expr): Add field original_type.
4990 (build_external_ref): Update declaration.
4991 * c-parser.c (c_parser_braced_init): Set original_type.
4992 (c_parser_initelt): Likewise.
4993 (c_parser_expr_no_commas): Likewise.
4994 (c_parser_conditional_expression): Likewise.
4995 (c_parser_cast_expression): Likewise.
4996 (c_parser_unary_expression): Likewise. Pull setting of
4997 original_code to top of function.
4998 (c_parser_sizeof_expression): Set original_type.
4999 (c_parser_alignof_expression): Likewise.
5000 (c_parser_postfix_expression): Likewise. Pull setting of
5001 original_code to top of function.
5002 (c_parser_postfix_expression_after_paren_type): Set original_type.
5003 (c_parser_postfix_expression_after_primary): Likewise.
5004 (c_parser_expression): Likewise.
5005 * c-typeck.c (build_external_ref): Add type parameter. Change all
5007 (c_expr_sizeof_expr): Set original_type field.
5008 (parser_build_unary_op): Likewise.
5009 (parser_build_binary_op): Likewise. Optionally warn about
5010 comparisons of enums of different types.
5011 (digest_init): Set original_type field.
5012 (really_start_incremental_init): Likewise.
5013 (push_init_level, pop_init_level): Likewise.
5014 * doc/invoke.texi (Warning Options): -Wenum-compare now
5017 2009-04-15 Richard Guenther <rguenther@suse.de>
5019 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
5020 out a necessary conversion.
5021 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
5022 names we didn't value number.
5023 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
5025 2009-04-15 Richard Guenther <rguenther@suse.de>
5027 PR tree-optimization/39764
5028 * tree-ssa-ccp.c (get_value): Canonicalize value with
5029 canonicalize_float_value.
5031 2009-04-15 Jan Hubicka <jh@suse.cz>
5033 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
5034 Wrong version of patch.
5036 2009-04-15 Jan Hubicka <jh@suse.cz>
5038 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
5040 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
5042 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
5043 our distinct integral and vector types.
5045 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
5047 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
5048 * init.c (build_vtbl_address): Remove call to assemble_external.
5050 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
5052 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
5053 output for other floating point modes.
5055 2009-04-14 Diego Novillo <dnovillo@google.com>
5057 * diagnostic.c (diagnostic_report_diagnostic): Do not
5058 warn about loaded plugins for DK_ERROR and DK_WARNING.
5059 * c-decl.c (declspecs_add_type): Move call to
5060 invoke_plugin_callbacks ...
5061 * c-parser.c (c_parser_declspecs): ... here.
5062 * plugin.c (dump_active_plugins): Tidy output.
5064 2009-04-14 Diego Novillo <dnovillo@google.com>
5065 Le-Chun Wu <lcwu@google.com>
5067 * configure.ac: Add --enable-plugin support.
5068 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
5069 * Makefile.in (PLUGIN_H): Define.
5070 Export ENABLE_PLUGIN and GMPINC to site.exp.
5071 Add PLUGINLIBS to link command.
5072 Add/modify dependencies for plugin.o and files including plugin.h.
5074 * config.in: Regenerate.
5076 * opts.c (common_handle_option): Handle OPT_fplugin_ and
5079 2009-04-14 Le-Chun Wu <lcwu@google.com>
5081 * tree-pass.h (register_one_dump_file): Add a prototype for
5082 register_one_dump_file.
5083 * toplev.c (compile_file): Call initialize_plugins.
5084 (do_compile): Call invoke_plugin_callbacks.
5085 (toplev_main): Call invoke_plugin_callbacks.
5086 * common.opt: Add -fplugin= and -fplugin-arg-.
5087 * gcc-plugin.h: New public header file for plugins to include.
5088 * plugin.c: New source file.
5089 * plugin.h: New internal header file.
5090 * passes.c (register_one_dump_file): Make it external.
5092 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
5094 2009-04-14 Diego Novillo <dnovillo@google.com>
5096 * doc/plugins.texi: New.
5097 * doc/gccint.texi: Add reference to Plugins chapter.
5098 * doc/invoke.texi: Document -fplugin and -fplugin-arg
5099 * diagnostic.c (diagnostic_report_diagnostic): Warn about
5100 loaded plugins, if any.
5101 * timevar.def (TV_PLUGIN_INIT): Define.
5102 (TV_PLUGIN_RUN): Define.
5103 * plugin.c: Include timevar.h
5104 (plugins_active_p): New.
5105 (dump_active_plugins): New.
5106 (debug_active_plugins): New.
5108 2009-04-14 Joseph Myers <joseph@codesourcery.com>
5110 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
5112 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
5114 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
5116 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
5117 the same as a minus without a shift.
5119 2009-04-14 Nick Clifton <nickc@redhat.com>
5121 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
5122 comparisons with small integers will always produce a short
5125 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
5128 2008-12-19 Diego Novillo <dnovillo@google.com>
5130 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
5132 2009-04-14 Richard Guenther <rguenther@suse.de>
5134 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
5136 (verify_gimple_assign_binary): Likewise. Handle shifts and
5138 (verify_gimple_phi): Print the mismatched argument position.
5139 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5141 (vect_update_init_of_dr): Likewise.
5142 * matrix-reorg.c (transform_access_sites): Do what the
5144 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
5146 2009-04-13 Michael Eager <eager@eagercon.com>
5148 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
5149 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
5150 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
5151 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
5152 remove duplicate config
5154 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5156 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
5157 file_name:line_number type locator of the call site.
5159 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
5161 * genautomata.c: Put blank after comma.
5162 (automaton_decls): New.
5163 (struct unit_usage): Add comments to member next.
5164 (store_alt_unit_usage): Keep the list ordered.
5165 (unit_present_on_list_p, equal_alternatives_p): New.
5166 (check_regexp_units_distribution): Check units distribution
5167 correctness correctly.
5168 (main): Don't write automata if error is found. Return correct
5171 * config/m68k/cf.md (cfv4_ds): Remove.
5172 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
5173 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
5175 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
5176 power4-load-ext, power4-store, power4-store-update,
5177 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
5178 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
5179 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
5180 power4-sqrt, power4-isync): Modify reservation to make correct
5181 unit distribution to automata.
5183 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
5184 power5-store-update, power5-two, power5-three, power5-lmul,
5185 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
5187 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
5189 * except.c (pass_set_nothrow_function_flags): Set name and add
5191 (set_nothrow_function_flags): Mention in the dump file when
5192 changing a function to nothrow.
5194 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
5197 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
5198 instead of unsigned long.
5200 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5202 * config/arm/arm.c (return_used_this_function): Remove.
5203 (arm_output_function_prologue): Remove use of
5204 return_used_this_function.
5205 (output_return_instruction): Replace use of
5206 return_used_this_function
5207 by cfun->machine->return_used_this_function.
5208 (arm_output_epilogue): Likewise.
5209 (arm_output_function_epilogue): Likewise.
5210 (thumb_unexpanded_epilogue): Likewise.
5211 * config/arm/arm.h (struct machine_function):
5212 New member return_used_this_function.
5214 2009-04-12 Mark Mitchell <mark@codesourcery.com>
5216 * doc/install.texi: Correct description of default directory for
5217 --with-gxx-include-dir.
5219 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
5221 * fold-const.c (build_range_check): Properly deal with enumeral and
5224 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
5226 * doc/invoke.texi (max_gcse_passes): Remove documentation.
5227 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
5228 * params.h (MAX_GCSE_PASSES): Remove.
5229 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
5230 in sequence. Remove ability to run multiple passes.
5231 (bypass_jumps): Report run as third CPROP pass.
5233 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
5236 * except.c (can_throw_external): Look at each insn in a SEQUENCE
5237 when deciding whether the whole SEQUENCE can throw.
5239 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
5242 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
5243 offseted label references.
5245 2009-04-11 Jan Hubicka <jh@suse.cz>
5247 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
5249 2009-04-11 Richard Guenther <rguenther@suse.de>
5252 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
5253 return variables as TREE_ADDRESSABLE.
5255 2009-04-11 Richard Guenther <rguenther@suse.de>
5257 PR tree-optimization/39713
5258 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
5259 reference trees have SSA_NAME operands.
5261 2009-04-11 Richard Guenther <rguenther@suse.de>
5264 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
5265 address expressions.
5267 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
5269 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
5270 match changes in Cygwin 1.7
5271 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
5272 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
5274 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5276 PR tree-optimization/39701
5277 * doc/invoke.texi (Optimization Options): Document change in
5278 meaning and initialization of -fdelete-null-pointer-checks.
5280 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5283 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
5285 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
5288 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
5290 2009-04-10 Chao-ying Fu <fu@mips.com>
5292 * doc/tm.texi (Instruction Output): Document
5293 TARGET_ASM_FINAL_POSTSCAN_INSN.
5294 * target.h (final_postscan_insn): New field in asm_out.
5295 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5296 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
5297 * final.c (final_scan_insn): Call
5298 targetm.asm_out.final_postscan_insn after outputting
5299 an asm macro and a normal instruction.
5301 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
5302 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
5303 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
5304 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
5305 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5307 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5310 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
5311 variables as non-NULL even with -fdelete-null-pointer-checks.
5313 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5315 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
5317 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
5320 * config/i386/i386.c (classify_argument): Handle SCmode with
5321 (bit_offset % 64) != 0.
5323 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
5325 * doc/invoke.texi (Optimize Options): Add cross-reference to
5326 -Q --help=optimizers examples.
5328 2009-04-10 Ben Elliston <bje@au.ibm.com>
5331 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
5332 regalign for the reg == fpr and TDmode case.
5334 2009-04-09 David Ayers <ayers@fsfe.org>
5337 * objc/objc-act.c (warn_with_method): Remove helper function.
5338 (check_duplicates): Call warning and inform directly.
5339 (really_start_method): Likewise.
5341 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5343 * expmed.c (expand_divmod): Always use a comparison for a division
5344 by a large unsigned integer.
5346 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
5347 for things others than variables or functions as nonzero.
5349 2009-04-09 Nick Clifton <nickc@redhat.com>
5351 * unwind-compat.c: Change copyright header to refer to version
5352 3 of the GNU General Public License with version 3.1 of the
5353 GCC Runtime Library Exception and to point readers at the
5354 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
5355 * config/alpha/crtfastmath.c: Likewise.
5356 * config/alpha/linux-unwind.h: Likewise.
5357 * config/alpha/qrnnd.asm: Likewise.
5358 * config/alpha/vms-crt0-64.c: Likewise.
5359 * config/alpha/vms-crt0.c: Likewise.
5360 * config/alpha/vms-dwarf2.asm: Likewise.
5361 * config/alpha/vms-dwarf2eh.asm: Likewise.
5362 * config/alpha/vms-psxcrt0-64.c: Likewise.
5363 * config/alpha/vms-psxcrt0.c: Likewise.
5364 * config/alpha/vms_tramp.asm: Likewise.
5365 * config/arc/initfini.c: Likewise.
5366 * config/arc/lib1funcs.asm: Likewise.
5367 * config/arm/bpabi-v6m.S: Likewise.
5368 * config/arm/bpabi.S: Likewise.
5369 * config/arm/bpabi.c: Likewise.
5370 * config/arm/crti.asm: Likewise.
5371 * config/arm/crtn.asm: Likewise.
5372 * config/arm/ieee754-df.S: Likewise.
5373 * config/arm/ieee754-sf.S: Likewise.
5374 * config/arm/lib1funcs.asm: Likewise.
5375 * config/arm/libunwind.S: Likewise.
5376 * config/arm/linux-atomic.c: Likewise.
5377 * config/arm/mmintrin.h: Likewise.
5378 * config/arm/pr-support.c: Likewise.
5379 * config/arm/unaligned-funcs.c: Likewise.
5380 * config/arm/unwind-arm.c: Likewise.
5381 * config/arm/unwind-arm.h: Likewise.
5382 * config/avr/libgcc.S: Likewise.
5383 * config/bfin/crti.s: Likewise.
5384 * config/bfin/crtlibid.s: Likewise.
5385 * config/bfin/crtn.s: Likewise.
5386 * config/bfin/lib1funcs.asm: Likewise.
5387 * config/bfin/linux-unwind.h: Likewise.
5388 * config/cris/arit.c: Likewise.
5389 * config/cris/cris_abi_symbol.c: Likewise.
5390 * config/darwin-64.c: Likewise.
5391 * config/darwin-crt2.c: Likewise.
5392 * config/darwin-crt3.c: Likewise.
5393 * config/darwin.h: Likewise.
5394 * config/dbxelf.h: Likewise.
5395 * config/dfp-bit.c: Likewise.
5396 * config/dfp-bit.h: Likewise.
5397 * config/elfos.h: Likewise.
5398 * config/fixed-bit.c: Likewise.
5399 * config/fixed-bit.h: Likewise.
5400 * config/fp-bit.c: Likewise.
5401 * config/fp-bit.h: Likewise.
5402 * config/fr30/crti.asm: Likewise.
5403 * config/fr30/crtn.asm: Likewise.
5404 * config/fr30/lib1funcs.asm: Likewise.
5405 * config/freebsd-spec.h: Likewise.
5406 * config/frv/cmovd.c: Likewise.
5407 * config/frv/cmovh.c: Likewise.
5408 * config/frv/cmovw.c: Likewise.
5409 * config/frv/frvbegin.c: Likewise.
5410 * config/frv/frvend.c: Likewise.
5411 * config/frv/lib1funcs.asm: Likewise.
5412 * config/glibc-stdint.h: Likewise.
5413 * config/h8300/clzhi2.c: Likewise.
5414 * config/h8300/crti.asm: Likewise.
5415 * config/h8300/crtn.asm: Likewise.
5416 * config/h8300/ctzhi2.c: Likewise.
5417 * config/h8300/fixunssfsi.c: Likewise.
5418 * config/h8300/lib1funcs.asm: Likewise.
5419 * config/h8300/parityhi2.c: Likewise.
5420 * config/h8300/popcounthi2.c: Likewise.
5421 * config/i386/ammintrin.h: Likewise.
5422 * config/i386/att.h: Likewise.
5423 * config/i386/avxintrin.h: Likewise.
5424 * config/i386/biarch64.h: Likewise.
5425 * config/i386/bmmintrin.h: Likewise.
5426 * config/i386/cpuid.h: Likewise.
5427 * config/i386/cross-stdarg.h: Likewise.
5428 * config/i386/crtfastmath.c: Likewise.
5429 * config/i386/crtprec.c: Likewise.
5430 * config/i386/cygming-crtbegin.c: Likewise.
5431 * config/i386/cygming-crtend.c: Likewise.
5432 * config/i386/cygwin.asm: Likewise.
5433 * config/i386/emmintrin.h: Likewise.
5434 * config/i386/gmm_malloc.h: Likewise.
5435 * config/i386/gthr-win32.c: Likewise.
5436 * config/i386/i386.h: Likewise.
5437 * config/i386/immintrin.h: Likewise.
5438 * config/i386/linux-unwind.h: Likewise.
5439 * config/i386/linux64.h: Likewise.
5440 * config/i386/mm3dnow.h: Likewise.
5441 * config/i386/mmintrin-common.h: Likewise.
5442 * config/i386/mmintrin.h: Likewise.
5443 * config/i386/nmmintrin.h: Likewise.
5444 * config/i386/pmm_malloc.h: Likewise.
5445 * config/i386/pmmintrin.h: Likewise.
5446 * config/i386/smmintrin.h: Likewise.
5447 * config/i386/sol2-c1.asm: Likewise.
5448 * config/i386/sol2-ci.asm: Likewise.
5449 * config/i386/sol2-cn.asm: Likewise.
5450 * config/i386/sol2-gc1.asm: Likewise.
5451 * config/i386/tmmintrin.h: Likewise.
5452 * config/i386/unix.h: Likewise.
5453 * config/i386/w32-unwind.h: Likewise.
5454 * config/i386/wmmintrin.h: Likewise.
5455 * config/i386/x86-64.h: Likewise.
5456 * config/i386/x86intrin.h: Likewise.
5457 * config/i386/xmmintrin.h: Likewise.
5458 * config/ia64/crtbegin.asm: Likewise.
5459 * config/ia64/crtend.asm: Likewise.
5460 * config/ia64/crtfastmath.c: Likewise.
5461 * config/ia64/crti.asm: Likewise.
5462 * config/ia64/crtn.asm: Likewise.
5463 * config/ia64/fde-glibc.c: Likewise.
5464 * config/ia64/lib1funcs.asm: Likewise.
5465 * config/ia64/linux-unwind.h: Likewise.
5466 * config/ia64/quadlib.c: Likewise.
5467 * config/ia64/unwind-ia64.c: Likewise.
5468 * config/linux.h: Likewise.
5469 * config/m32c/m32c-lib1.S: Likewise.
5470 * config/m32c/m32c-lib2-trapv.c: Likewise.
5471 * config/m32c/m32c-lib2.c: Likewise.
5472 * config/m32r/initfini.c: Likewise.
5473 * config/m68hc11/larith.asm: Likewise.
5474 * config/m68hc11/m68hc11-crt0.S: Likewise.
5475 * config/m68k/cf.md: Likewise.
5476 * config/m68k/crti.s: Likewise.
5477 * config/m68k/crtn.s: Likewise.
5478 * config/m68k/lb1sf68.asm: Likewise.
5479 * config/m68k/linux-unwind.h: Likewise.
5480 * config/mcore/crti.asm: Likewise.
5481 * config/mcore/crtn.asm: Likewise.
5482 * config/mcore/lib1.asm: Likewise.
5483 * config/mips/linux-unwind.h: Likewise.
5484 * config/mips/loongson.h: Likewise.
5485 * config/mips/mips16.S: Likewise.
5486 * config/mmix/crti.asm: Likewise.
5487 * config/mmix/crtn.asm: Likewise.
5488 * config/pa/fptr.c: Likewise.
5489 * config/pa/hpux-unwind.h: Likewise.
5490 * config/pa/lib2funcs.asm: Likewise.
5491 * config/pa/linux-atomic.c: Likewise.
5492 * config/pa/linux-unwind.h: Likewise.
5493 * config/pa/milli64.S: Likewise.
5494 * config/pa/quadlib.c: Likewise.
5495 * config/pa/stublib.c: Likewise.
5496 * config/picochip/libgccExtras/adddi3.asm: Likewise.
5497 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
5498 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
5499 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
5500 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
5501 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
5502 * config/picochip/libgccExtras/divmod15.asm: Likewise.
5503 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
5504 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
5505 * config/picochip/libgccExtras/longjmp.asm: Likewise.
5506 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
5507 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
5508 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
5509 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
5510 * config/picochip/libgccExtras/setjmp.asm: Likewise.
5511 * config/picochip/libgccExtras/subdi3.asm: Likewise.
5512 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
5513 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
5514 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
5515 * config/rs6000/750cl.h: Likewise.
5516 * config/rs6000/altivec.h: Likewise.
5517 * config/rs6000/biarch64.h: Likewise.
5518 * config/rs6000/crtresfpr.asm: Likewise.
5519 * config/rs6000/crtresgpr.asm: Likewise.
5520 * config/rs6000/crtresxfpr.asm: Likewise.
5521 * config/rs6000/crtresxgpr.asm: Likewise.
5522 * config/rs6000/crtsavfpr.asm: Likewise.
5523 * config/rs6000/crtsavgpr.asm: Likewise.
5524 * config/rs6000/darwin-asm.h: Likewise.
5525 * config/rs6000/darwin-fallback.c: Likewise.
5526 * config/rs6000/darwin-fpsave.asm: Likewise.
5527 * config/rs6000/darwin-ldouble.c: Likewise.
5528 * config/rs6000/darwin-tramp.asm: Likewise.
5529 * config/rs6000/darwin-unwind.h: Likewise.
5530 * config/rs6000/darwin-vecsave.asm: Likewise.
5531 * config/rs6000/darwin-world.asm: Likewise.
5532 * config/rs6000/e500crtres32gpr.asm: Likewise.
5533 * config/rs6000/e500crtres64gpr.asm: Likewise.
5534 * config/rs6000/e500crtres64gprctr.asm: Likewise.
5535 * config/rs6000/e500crtrest32gpr.asm: Likewise.
5536 * config/rs6000/e500crtrest64gpr.asm: Likewise.
5537 * config/rs6000/e500crtresx32gpr.asm: Likewise.
5538 * config/rs6000/e500crtresx64gpr.asm: Likewise.
5539 * config/rs6000/e500crtsav32gpr.asm: Likewise.
5540 * config/rs6000/e500crtsav64gpr.asm: Likewise.
5541 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
5542 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
5543 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
5544 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
5545 * config/rs6000/eabi-ci.asm: Likewise.
5546 * config/rs6000/eabi-cn.asm: Likewise.
5547 * config/rs6000/eabi.asm: Likewise.
5548 * config/rs6000/linux-unwind.h: Likewise.
5549 * config/rs6000/linux64.h: Likewise.
5550 * config/rs6000/paired.h: Likewise.
5551 * config/rs6000/paired.md: Likewise.
5552 * config/rs6000/ppc64-fp.c: Likewise.
5553 * config/rs6000/ppu_intrinsics.h: Likewise.
5554 * config/rs6000/rs6000.h: Likewise.
5555 * config/rs6000/si2vmx.h: Likewise.
5556 * config/rs6000/sol-ci.asm: Likewise.
5557 * config/rs6000/sol-cn.asm: Likewise.
5558 * config/rs6000/spe.h: Likewise.
5559 * config/rs6000/spu2vmx.h: Likewise.
5560 * config/rs6000/sysv4.h: Likewise.
5561 * config/rs6000/tramp.asm: Likewise.
5562 * config/rs6000/vec_types.h: Likewise.
5563 * config/s390/linux-unwind.h: Likewise.
5564 * config/s390/tpf-unwind.h: Likewise.
5565 * config/score/crti.asm: Likewise.
5566 * config/score/crtn.asm: Likewise.
5567 * config/sh/crt1.asm: Likewise.
5568 * config/sh/crti.asm: Likewise.
5569 * config/sh/crtn.asm: Likewise.
5570 * config/sh/divtab-sh4-300.c: Likewise.
5571 * config/sh/divtab-sh4.c: Likewise.
5572 * config/sh/divtab.c: Likewise.
5573 * config/sh/lib1funcs-4-300.asm: Likewise.
5574 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
5575 * config/sh/lib1funcs.asm: Likewise.
5576 * config/sh/lib1funcs.h: Likewise.
5577 * config/sh/linux-atomic.asm: Likewise.
5578 * config/sh/linux-unwind.h: Likewise.
5579 * config/sh/shmedia.h: Likewise.
5580 * config/sh/sshmedia.h: Likewise.
5581 * config/sh/ushmedia.h: Likewise.
5582 * config/sparc/crtfastmath.c: Likewise.
5583 * config/sparc/linux-unwind.h: Likewise.
5584 * config/sparc/sol2-c1.asm: Likewise.
5585 * config/sparc/sol2-ci.asm: Likewise.
5586 * config/sparc/sol2-cn.asm: Likewise.
5587 * config/spu/divmodti4.c: Likewise.
5588 * config/spu/divv2df3.c: Likewise.
5589 * config/spu/float_disf.c: Likewise.
5590 * config/spu/float_unsdidf.c: Likewise.
5591 * config/spu/float_unsdisf.c: Likewise.
5592 * config/spu/float_unssidf.c: Likewise.
5593 * config/spu/mfc_multi_tag_release.c: Likewise.
5594 * config/spu/mfc_multi_tag_reserve.c: Likewise.
5595 * config/spu/mfc_tag_release.c: Likewise.
5596 * config/spu/mfc_tag_reserve.c: Likewise.
5597 * config/spu/mfc_tag_table.c: Likewise.
5598 * config/spu/multi3.c: Likewise.
5599 * config/spu/spu_internals.h: Likewise.
5600 * config/spu/spu_intrinsics.h: Likewise.
5601 * config/spu/spu_mfcio.h: Likewise.
5602 * config/spu/vec_types.h: Likewise.
5603 * config/spu/vmx2spu.h: Likewise.
5604 * config/stormy16/stormy16-lib2.c: Likewise.
5605 * config/svr4.h: Likewise.
5606 * config/sync.c: Likewise.
5607 * config/v850/lib1funcs.asm: Likewise.
5608 * config/vxlib-tls.c: Likewise.
5609 * config/vxlib.c: Likewise.
5610 * config/vxworks-dummy.h: Likewise.
5611 * config/xtensa/crti.asm: Likewise.
5612 * config/xtensa/crtn.asm: Likewise.
5613 * config/xtensa/ieee754-df.S: Likewise.
5614 * config/xtensa/ieee754-sf.S: Likewise.
5615 * config/xtensa/lib1funcs.asm: Likewise.
5616 * config/xtensa/lib2funcs.S: Likewise.
5617 * config/xtensa/linux-unwind.h: Likewise.
5618 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
5619 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
5620 * coretypes.h: Likewise.
5621 * crtstuff.c: Likewise.
5622 * defaults.h: Likewise.
5623 * dwarf2.h: Likewise.
5624 * emutls.c: Likewise.
5625 * gbl-ctors.h: Likewise.
5626 * gcov-io.h: Likewise.
5627 * ginclude/float.h: Likewise.
5628 * ginclude/iso646.h: Likewise.
5629 * ginclude/stdarg.h: Likewise.
5630 * ginclude/stdbool.h: Likewise.
5631 * ginclude/stddef.h: Likewise.
5632 * ginclude/stdfix.h: Likewise.
5633 * ginclude/stdint-gcc.h: Likewise.
5634 * ginclude/tgmath.h: Likewise.
5635 * gthr-aix.h: Likewise.
5636 * gthr-dce.h: Likewise.
5637 * gthr-gnat.c: Likewise.
5638 * gthr-gnat.h: Likewise.
5639 * gthr-lynx.h: Likewise.
5640 * gthr-mipssde.h: Likewise.
5641 * gthr-nks.h: Likewise.
5642 * gthr-posix.c: Likewise.
5643 * gthr-posix.h: Likewise.
5644 * gthr-posix95.h: Likewise.
5645 * gthr-rtems.h: Likewise.
5646 * gthr-single.h: Likewise.
5647 * gthr-solaris.h: Likewise.
5648 * gthr-tpf.h: Likewise.
5649 * gthr-vxworks.h: Likewise.
5650 * gthr-win32.h: Likewise.
5652 * libgcc2.c: Likewise.
5653 * libgcc2.h: Likewise.
5654 * libgcov.c: Likewise.
5655 * tsystem.h: Likewise.
5656 * typeclass.h: Likewise.
5657 * unwind-c.c: Likewise.
5658 * unwind-compat.h: Likewise.
5659 * unwind-dw2-fde-compat.c: Likewise.
5660 * unwind-dw2-fde-darwin.c: Likewise.
5661 * unwind-dw2-fde-glibc.c: Likewise.
5662 * unwind-dw2-fde.c: Likewise.
5663 * unwind-dw2-fde.h: Likewise.
5664 * unwind-dw2.c: Likewise.
5665 * unwind-dw2.h: Likewise.
5666 * unwind-generic.h: Likewise.
5667 * unwind-pe.h: Likewise.
5668 * unwind-sjlj.c: Likewise.
5669 * unwind.inc: Likewise.
5670 * config/arm/neon-gen.ml: Change generated copyright header to
5671 refer to version 3 of the GNU General Public License with
5672 version 3.1 of the GCC Runtime Library Exception and to point
5673 readers at the COPYING3 and COPYING3.RUNTIME files and the
5674 FSF's license web page.
5675 * config/arm/arm_neon.h: Regenerate.
5677 2009-04-09 Jakub Jelinek <jakub@redhat.com>
5679 * config/cris/cris.md: Change copyright header to refer to version
5680 3 of the GNU General Public License.
5681 * doc/install.texi2html: Change copyright header to refer to version
5682 3 of the GNU General Public License and to point readers at the
5683 COPYING3 file and the FSF's license web page.
5684 * config/vax/linux.h: Likewise.
5686 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5688 * config/i386/i386.md (cmpcc): New.
5689 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
5690 (sync_compare_and_swap_cc*): Delete.
5692 * config/s390/s390.c (s390_compare_emitted): Remove.
5693 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
5694 s390_compare_emitted used to be handled. Assert that modes match.
5695 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
5696 refer to sync_compare_and_swap_ccsi.
5697 * config/s390/s390.h (s390_compare_emitted): Remove.
5698 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
5699 instead of s390_compare_emitted.
5700 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
5701 instead of s390_compare_emitted.
5702 * config/s390/s390.md (cmpcc): New.
5703 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
5704 CC_REGNUM, do not pretend it's set.
5705 (sync_compare_and_swap_cc*): Delete.
5706 * config/s390/predicates.md (cc_reg_operand): New.
5708 * expr.c (sync_compare_and_swap_cc): Delete.
5709 * optabs.h (sync_compare_and_swap_cc): Delete.
5710 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
5711 is being used with can_compare_p.
5712 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
5714 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
5715 look for a MODE_CC set instead. Use emit_store_flag.
5716 (expand_compare_and_swap_loop): Likewise, with some additional
5717 complication to avoid a force_reg when useless. Use
5718 emit_cmp_and_jump_insns.
5719 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
5720 * doc/md.texi (sync_compare_and_swap_cc): Merge with
5721 sync_compare_and_swap documentation.
5723 2009-04-09 Jan Hubicka <jh@suse.cz>
5725 * except.c (find_prev_try): Break out from ....
5726 (duplicate_eh_regions): ... here; properly update prev_try pointers
5727 when duplication part of tree.
5728 (dump_eh_tree): Improve dumping.
5729 (verify_eh_region): New.
5730 (verify_eh_tree): Use it.
5732 2009-04-06 Richard Guenther <rguenther@suse.de>
5734 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
5735 &ARRAY addresses by adjusting their types and prepending
5737 * tree-cfg.c (verify_gimple_assign_single): Verify that
5738 addresses are correct.
5740 2009-04-09 Richard Guenther <rguenther@suse.de>
5742 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
5743 indices into an array reference if possible.
5744 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5745 Fold POINTER_PLUS_EXPR statements with invariant address.
5747 2009-04-09 Alan Modra <amodra@bigpond.net.au>
5750 * config.gcc (powerpc64-*-linux*): Always build biarch.
5752 2009-04-09 Joseph Myers <joseph@codesourcery.com>
5755 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
5756 it and pedwarn if this results in an INTEGER_CST.
5758 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5760 * doc/install.texi: Update minimum GMP version. Remove obsolete
5761 text in MPFR section.
5763 2009-04-08 Jakub Jelinek <jakub@redhat.com>
5765 * dwarf2out.c (class_scope_p): New static inline.
5766 (class_or_namespace_scope_p): Use it.
5767 (gen_variable_die): Use DW_TAG_member tag for static data member
5768 declarations instead of DW_TAG_variable.
5771 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
5774 2009-04-08 Richard Guenther <rguenther@suse.de>
5776 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
5777 valueize random data.
5779 2009-04-08 David Edelsohn <edelsohn@gnu.org>
5781 * config.gcc (aix tm_file): Add aix-stdint.h.
5782 (aix tm clause use_gcc_stdint): Set to wrap.
5783 * config/rs6000/aix-stdint.h: New file.
5785 2009-04-08 Richard Guenther <rguenther@suse.de>
5788 * tree-dfa.c (add_referenced_var): Do not recurse into
5789 global initializers.
5790 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
5792 (fold_const_aggregate_ref): Likewise.
5794 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5796 * recog.c (ordered_comparison_operator): New.
5797 * gensupport.c (std_preds): Add it.
5798 * doc/md.texi (Machine-Independent Predicates): Document it.
5800 2009-04-08 Jan Hubicka <jh@suse.cz>
5802 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
5803 * function.h (rtl_eh): Remove exception_handler_label_map.
5804 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
5805 remove_exception_handler_label, for_each_eh_label_1): Remove.
5806 (rtl_remove_unreachable_regions): Remove.
5807 (convert_from_eh_region_ranges): Do not remove unreachable regions.
5808 (find_exception_handler_labels): Don't build the hashtable.
5809 (maybe_remove_eh_handler): Remove.
5810 (for_each_eh_label): Rewrite to walk the tree.
5811 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
5812 * except.h (maybe_remove_eh_handler): Remove.
5813 * passes.c (init_optimization_passes): Schedule second EH cleanup
5815 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
5816 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
5818 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5820 * genoutput.c (validate_optab_operands): New.
5821 (gen_insn, gen_expand): Call it.
5823 * genflags.c (gen_insn): Detect misused iterators.
5824 (main): Pass line_no to gen_insn, exit with status 1 on error.
5826 * genextract.c (line_no): Make global.
5827 (VEC_safe_set_locstr): Change assertion to error message.
5828 (main): Exit with status 1 on error.
5830 2009-04-08 Joseph Myers <joseph@codesourcery.com>
5834 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5835 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5836 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
5837 * c-convert.c (convert): Do not call fold on results of conversion
5838 functions when the result is a C_MAYBE_CONST_EXPR.
5839 * c-parser.c (c_parser_postfix_expression): Do not fold condition
5840 of __builtin_choose_expr.
5841 * c-typeck.c (remove_c_maybe_const_expr): New.
5842 (build_unary_op, build_conditional_expr, build_compound_expr,
5843 build_binary_op, c_objc_common_truthvalue_conversion): Call
5844 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
5847 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
5849 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
5850 CODE to produce a new one. Add a prototype to use fold_convert_const
5852 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
5855 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
5856 mix declarations and code.
5858 2009-04-08 Ben Elliston <bje@au.ibm.com>
5860 * gcc.c: Replace `CC' with `GCC' throughout.
5862 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
5864 * doc/invoke.texi: Document Atom support.
5866 2009-04-07 Jason Merrill <jason@redhat.com>
5869 * c-common.h, c-common.c: Add flag_pretty_templates.
5870 * c-opts.c (c_common_handle_option): Set it.
5871 * c.opt: Add -fno-pretty-templates.
5872 * doc/invoke.texi (C++ Dialect Options): Likewise.
5874 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
5876 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
5877 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
5878 (ia64_expand_builtin): Likewise.
5880 2009-04-07 Martin Jambor <mjambor@suse.cz>
5882 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
5883 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
5884 ADDR_EXPRS are include too.
5886 2009-04-07 Richard Guenther <rguenther@suse.de>
5888 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
5889 decls are only used if passes as parameters or if they are
5890 local statics and the call is not to a builtin.
5891 (call_may_clobber_ref_p_1): Likewise.
5893 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5895 * expr.c (do_store_flag): Remove last argument. Simplify code
5896 to avoid duplication of tests already done by can_compare_p.
5897 (expand_expr_real_1): Adjust caller.
5899 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5901 * optabs.c (can_compare_p): Test the predicate of a
5902 cbranch and cstore pattern.
5904 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5906 * expr.c (convert_move): Use emit_store_flag instead of
5909 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5911 * config/i386/i386.c (ix86_compare_emitted): Remove.
5912 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
5913 ix86_compare_op0 like ix86_compare_emitted used to be handled.
5914 * config/i386/i386.h (ix86_compare_emitted): Remove.
5915 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
5916 instead of ix86_compare_emitted.
5917 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
5919 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
5921 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
5922 Add t-sysroot-suffix to tmake_file.
5923 * config/print-sysroot-suffix.sh: New file.
5924 * config/t-sysroot-suffix: New file.
5926 2009-04-07 Ben Elliston <bje@au.ibm.com>
5928 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
5929 as the latter produces a warning when the target does not support
5932 2009-04-07 Ben Elliston <bje@au.ibm.com>
5934 * dfp.c: Replace type punning assignments with memcpy throughout.
5935 * Makefile.in (dfp.o-warn): Remove.
5937 2009-04-07 Alan Modra <amodra@bigpond.net.au>
5940 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
5941 Include soft-fp/t-softfp after rs6000/t-linux64.
5943 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
5945 * stor-layout.c (set_sizetype): Use the full precision of their
5946 machine mode for bitsize types.
5948 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
5950 * config/i386/i386.md: Revert 2 accidental checkins.
5952 2009-04-06 Joey Ye <joey.ye@intel.com>
5953 Xuepeng Guo <xuepeng.guo@intel.com>
5954 H.J. Lu <hongjiu.lu@intel.com>
5956 Atom pipeline model, tuning and insn selection.
5957 * config.gcc (atom): Add atom config options and target.
5959 * config/i386/atom.md: New.
5961 * config/i386/i386.c (atom_cost): New cost.
5962 (m_ATOM): New macro flag.
5963 (initial_ix86_tune_features): Set m_ATOM.
5964 (x86_accumulate_outgoing_args): Likewise.
5965 (x86_arch_always_fancy_math_387): Likewise.
5966 (processor_target): Add Atom cost.
5967 (cpu_names): Add Atom cpu name.
5968 (override_options): Set Atom ISA.
5969 (ix86_issue_rate): New case PROCESSOR_ATOM.
5970 (ix86_adjust_cost): Likewise.
5972 * config/i386/i386.h (TARGET_ATOM): New target macro.
5973 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
5974 (TARGET_OPT_AGU): New target option.
5975 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
5976 (processor_type): Add PROCESSOR_ATOM.
5978 * config/i386/i386.md (cpu): Add new value "atom".
5979 (use_carry, movu): New attr.
5980 (atom.md): Include atom.md.
5981 (adddi3_carry_rex64): Set attr "use_carry".
5982 (addqi3_carry): Likewise.
5983 (addhi3_carry): Likewise.
5984 (addsi3_carry): Likewise.
5985 (*addsi3_carry_zext): Likewise.
5986 (subdi3_carry_rex64): Likewise.
5987 (subqi3_carry): Likewise.
5988 (subhi3_carry): Likewise.
5989 (subsi3_carry): Likewise.
5990 (x86_movdicc_0_m1_rex64): Likewise.
5991 (*x86_movdicc_0_m1_se): Likewise.
5992 (x86_movsicc_0_m1): Likewise.
5993 (*x86_movsicc_0_m1_se): Likewise.
5994 (*adddi_1_rex64): Emit add insn as much as possible.
5995 (*addsi_1): Likewise.
5996 (return_internal): Set atom_unit.
5997 (return_internal_long): Likewise.
5998 (return_pop_internal): Likewise.
5999 (*rcpsf2_sse): Set atom_sse_attr attr.
6000 (*qrt<mode>2_sse): Likewise.
6001 (*prefetch_sse): Likewise.
6003 * config/i386/i386-c.c (ix86_target_macros_internal): New case
6005 (ix86_target_macros_internal): Likewise.
6007 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
6008 (*prefetch_sse_rex): Likewise.
6009 (sse_rcpv4sf2): Likewise.
6010 (sse_vmrcpv4sf2): Likewise.
6011 (sse_sqrtv4sf2): Likewise.
6012 (<sse>_vmsqrt<mode>2): Likewise.
6013 (sse_ldmxcsr): Likewise.
6014 (sse_stmxcsr): Likewise.
6015 (*sse_sfence): Likewise.
6016 (sse2_clflush): Likewise.
6017 (*sse2_mfence): Likewise.
6018 (*sse2_lfence): Likewise.
6019 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
6020 (<sse>_movup<ssemodesuffixf2c>): Likewise.
6021 (avx_movdqu<avxmodesuffix>): Likewise.
6022 (avx_lddqu<avxmodesuffix>): Likewise.
6023 (sse2_movntv2di): Change attr "type" to "ssemov".
6024 (sse2_movntsi): Likewise.
6025 (rsqrtv8sf2): Change attr "type" to "sseadd".
6026 (sse3_addsubv2df3): Set attr "atom_unit".
6027 (sse3_h<plusminus_insn>v4sf3): Likewise.
6028 (*sse2_pmaddwd): Likewise.
6029 (*vec_extractv2di_1_rex64): Likewise.
6030 (*vec_extractv2di_1_avx): Likewise.
6031 (sse2_psadbw): Likewise.
6032 (ssse3_phaddwv8hi3): Likewise.
6033 (ssse3_phaddwv4hi3): Likewise.
6034 (ssse3_phadddv4si3): Likewise.
6035 (ssse3_phadddv2si3): Likewise.
6036 (ssse3_phaddswv8hi3): Likewise.
6037 (ssse3_phaddswv4hi3): Likewise.
6038 (ssse3_phsubwv8hi3): Likewise.
6039 (ssse3_phsubwv4hi3): Likewise.
6040 (ssse3_phsubdv4si3): Likewise.
6041 (ssse3_phsubdv2si3): Likewise.
6042 (ssse3_phsubswv8hi3): Likewise.
6043 (ssse3_phsubswv4hi3): Likewise.
6044 (ssse3_pmaddubsw128): Likewise.
6045 (sse3_pmaddubsw: Likewise.
6046 (ssse3_palignrti): Likewise.
6047 (ssse3_palignrdi): Likewise.
6049 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
6051 * doc/install.texi (Specific): Fix two cross-references to MinGW.
6053 2009-04-06 Richard Guenther <rguenther@suse.de>
6055 PR tree-optimization/28868
6056 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
6057 of which PHI results we inserted.
6058 (insert_into_preds_of_block): Record inserted PHIs.
6059 (eliminate): Eliminate redundant PHI nodes.
6060 (init_pre): Init inserted_phi_names.
6062 2009-04-06 Richard Guenther <rguenther@suse.de>
6064 PR tree-optimization/39643
6065 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
6066 IMAGPART_EXPRs of complex constants.
6067 (execute_fold_all_builtins): If we folded a call queue
6068 TODO_update_address_taken.
6070 2009-04-06 Jan Hubicka <jh@suse.cz>
6073 * except.c (remove_unreachable_regions): Propagate may_contain_throw
6076 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
6078 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
6080 (ic_invalidate_array): Likewise.
6082 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
6084 * calls.c (emit_library_call_value_1): Fix a problem with parameter
6085 alignment for library calls.
6087 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
6089 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
6090 (mingw32 tm clause use_gcc_stdint): Set to wrap.
6091 * config/i386/mingw-stdint.h: New file.
6093 2009-04-05 Richard Guenther <rguenther@suse.de>
6095 PR tree-optimization/39648
6096 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
6097 our &A vs. &A[0] IL deficiencies.
6099 2009-04-04 Jan Hubicka <jh@suse.cz>
6101 * except.c (sjlj_find_directly_reachable_regions): Be ready for
6102 removed toplevel regions.
6103 (sjlj_mark_call_sites): Likewise.
6105 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
6107 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
6108 (cygwin tm clause use_gcc_stdint): Set to wrap.
6109 * config/i386/cygwin-stdint.h: New file.
6111 2009-04-04 Richard Guenther <rguenther@suse.de>
6113 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
6114 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
6115 single-argument PHIs if we are in loop-closed SSA form.
6116 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
6117 for the pre-condition.
6118 (slpeel_tree_peel_loop_to_edge): Likewise.
6119 (vect_build_loop_niters): Take an optional sequence to append stmts.
6120 (vect_generate_tmps_on_preheader): Likewise.
6121 (vect_do_peeling_for_loop_bound): Take extra guards for the
6123 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
6124 the cost model check.
6125 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
6126 guards if we are going to peel. Do not apply versioning in that case.
6127 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
6128 (vect_do_peeling_for_loop_bound): Likewise.
6129 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
6130 loop bound only record extra pre-conditions, do not apply loop
6133 2009-04-04 Richard Guenther <rguenther@suse.de>
6135 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
6138 2009-04-04 Jan Hubicka <jh@suse.cz>
6140 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
6141 last_basic_block for size of bb->index indexed array.
6142 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
6143 compute_out, link_btr_uses, build_btr_def_use_webs,
6144 build_btr_def_use_webs, migrate_btr_defs): Likewise.
6146 2009-04-04 Jan Hubicka <jh@suse.cz>
6148 * except.c (remove_eh_handler_and_replace): Break out from ...
6149 (remove_eh_handler): ... here.
6150 (bring_to_root): New function.
6151 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
6152 handled ones, bring others to root of tree.
6154 2009-04-04 Jan Hubicka <jh@suse.cz>
6156 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
6157 (all_phis_safe_to_merge): New function.
6158 (update_info): New structure.
6159 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
6160 (cleanup_empty_eh): Update SSA if possible.
6162 2009-04-04 Richard Guenther <rguenther@suse.de>
6164 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
6165 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
6166 (append_vuse): Likewise.
6168 2009-04-04 Jakub Jelinek <jakub@redhat.com>
6170 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
6171 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
6172 instead of REG_UNSAVED for DW_CFA_undefined.
6173 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
6174 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
6177 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
6180 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
6181 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
6182 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
6184 2009-04-04 Richard Guenther <rguenther@suse.de>
6186 PR tree-optimization/8781
6187 PR tree-optimization/37892
6188 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
6189 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
6190 (valueize_refs): Call it for *& valueizations.
6191 (shared_reference_ops_from_ref): Rename to ...
6192 (valueize_shared_reference_ops_from_ref): ... this and valueize.
6193 (shared_reference_ops_from_call): Rename to ...
6194 (valueize_shared_reference_ops_from_call): ... this and valueize.
6195 (vn_reference_lookup): Update.
6196 (visit_reference_op_call): Likewise.
6197 * tree-ssa-pre.c (phi_translate_1): Fold *&.
6198 (eliminate): Value-replace the call address in call statements.
6200 2009-04-04 Richard Guenther <rguenther@suse.de>
6202 PR tree-optimization/39636
6203 * tree-ssa-forwprop.c
6204 (forward_propagate_addr_into_variable_array_index): Check for
6205 GIMPLE_ASSIGN before accessing the rhs code.
6207 2009-04-03 Jason Merrill <jason@redhat.com>
6209 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
6211 2009-04-03 Steve Ellcey <sje@cup.hp.com>
6213 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
6214 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
6215 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
6216 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
6217 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
6218 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
6219 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
6220 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
6221 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
6222 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
6223 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
6224 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
6225 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
6226 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
6227 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
6228 Use fr_reg_or_fp01_operand instead of fr_register_operand
6230 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
6231 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
6232 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
6234 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
6236 PR rtl-optimization/39607
6237 PR rtl-optimization/39631
6241 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6242 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
6243 instead of DF_LR_OUT.
6244 * ira-lives.c (process_bb_node_lives): Ditto.
6245 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
6246 instead of DF_LR_{OUT,IN}.
6247 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
6248 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
6250 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
6252 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
6253 (execute_lower_omp): Always run but take the short way out if -fopenmp
6255 (gate_lower_omp): Remove, forcing the pass manager to always run the
6256 pass and always set PROP_gimple_lomp.
6257 (pass_lower_omp): Remove gate function.
6258 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
6259 PROP_trees. Instead, require it.
6260 * ipa-cp.c (pass_ipa_cp): Likewise.
6261 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
6262 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
6263 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
6264 and PROP_gimple_leh.
6266 2009-04-03 Richard Guenther <rguenther@suse.de>
6269 PR tree-optimization/23940
6270 PR tree-optimization/33237
6273 PR tree-optimization/36201
6274 PR tree-optimization/36230
6275 PR tree-optimization/38049
6276 PR tree-optimization/38207
6277 PR tree-optimization/38230
6278 PR tree-optimization/38301
6279 PR tree-optimization/38585
6281 PR tree-optimization/38985
6282 PR tree-optimization/39299
6283 * tree-ssa-structalias.h: Remove.
6284 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
6285 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
6286 (struct vuse_element_d): Remove.
6287 (struct vuse_vec_d): Likewise.
6288 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
6289 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
6290 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
6291 VUSE_ELEMENT_VAR): Likewise.
6292 (struct voptype_d): Likewise.
6293 (NUM_VOP_FREE_BUCKETS): Likewise.
6294 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
6295 (struct stmt_operands_d): Remove.
6296 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
6297 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
6298 VDEF_NUM, VDEF_VECT): Likewise.
6299 (copy_virtual_operands): Remove.
6300 (operand_build_cmp): Likewise.
6301 (create_ssa_artificial_load_stmt): Likewise.
6302 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
6303 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
6304 vuse_index and mayuse_index members. Pack and move done and iter_type
6305 members to the front.
6306 (SSA_OP_VMAYUSE): Remove.
6307 (SSA_OP_VIRTUAL_USES): Adjust.
6308 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
6309 (unlink_stmt_vdef): Declare.
6310 (add_to_addressable_set): Remove.
6311 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
6312 (vrp_visit_stmt): Likewise.
6313 * doc/tree-ssa.texi (Alias analysis): Update.
6314 * doc/invoke.texi (max-aliased-vops): Remove docs.
6315 (avg-aliased-vops): Likewise.
6316 * tree-into-ssa.c (syms_to_rename): Remove.
6317 (need_to_update_vops_p): Likewise.
6318 (need_to_initialize_update_ssa_p): Rename to ...
6319 (update_ssa_initialized_fn): ... this. Track function we are
6321 (symbol_marked_for_renaming): Simplify.
6322 (add_new_name_mapping): Do not set need_to_update_vops_p.
6323 (dump_currdefs): Use SYMS_TO_RENAME.
6324 (rewrite_update_stmt): Always walk all uses/defs.
6325 (dump_update_ssa): Adjust.
6326 (init_update_ssa): Take function argument. Track what we are
6328 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
6329 (create_new_def_for): Initialize for cfun, assert we are initialized
6331 (mark_sym_for_renaming): Simplify.
6332 (mark_set_for_renaming): Do not initialize update-ssa.
6333 (need_ssa_update_p): Simplify. Take function argument.
6334 (name_mappings_registered_p): Assert we ask for the correct function.
6335 (name_registered_for_update_p): Likewise.
6336 (ssa_names_to_replace): Likewise.
6337 (release_ssa_name_after_update_ssa): Likewise.
6338 (update_ssa): Likewise. Use SYMS_TO_RENAME.
6339 (dump_decl_set): Do not print a newline.
6340 (debug_decl_set): Do it here.
6341 (dump_update_ssa): And here.
6342 * tree-ssa-loop-im.c (move_computations): Adjust.
6343 (movement_possibility): Likewise.
6344 (determine_max_movement): Likewise.
6345 (gather_mem_refs_stmt): Likewise.
6346 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
6348 * tree-complex.c (update_all_vops): Remove.
6349 (expand_complex_move): Adjust.
6350 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
6351 Simplify test for memory referencing statement. Exclude
6352 non-invariant ADDR_EXPRs.
6353 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
6354 * tree-loop-distribution.c (generate_memset_zero): Adjust.
6355 (rdg_flag_uses): Likewise.
6356 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
6358 (tree_optimize_tail_calls_1): Also split the
6359 edge from the entry block if we have degenerate PHI nodes in
6360 the first basic block.
6361 * tree.c (init_ttree): Remove memory-tag related code.
6362 (tree_code_size): Likewise.
6363 (tree_node_structure): Likewise.
6364 (build7_stat): Re-write to be build6_stat.
6365 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
6366 (SSA_VAR_P): Adjust.
6367 (struct tree_memory_tag): Remove.
6368 (struct tree_memory_partition_tag): Likewise.
6369 (union tree_node): Adjust.
6370 (build7): Re-write to be build6.
6371 * tree-pass.h (pass_reset_cc_flags): Remove.
6372 (TODO_update_address_taken): New flag.
6373 (pass_simple_dse): Remove.
6374 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
6375 * params.h (MAX_ALIASED_VOPS): Remove.
6376 (AVG_ALIASED_VOPS): Likewise.
6377 * omp-low.c (expand_omp_taskreg): Update SSA form.
6378 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
6379 aliases the lhs in a copy stmt.
6380 * tree-ssa-dse.c (struct address_walk_data): Remove.
6381 (memory_ssa_name_same): Likewise.
6382 (memory_address_same): Likewise.
6383 (get_kill_of_stmt_lhs): Likewise.
6384 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
6385 unused stores. Look through PHI nodes into post-dominated regions.
6386 (dse_optimize_stmt): Simplify. Properly remove stores.
6387 (tree_ssa_dse): Compute dominators.
6388 (execute_simple_dse): Remove.
6389 (pass_simple_dse): Likewise.
6390 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
6391 gimple_loaded_syms and gimple_stored_syms computation.
6392 * toplev.c (dump_memory_report): Dump alias and pta stats.
6393 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
6394 (vn_reference_eq): Likewise.
6395 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
6396 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
6397 valueize_vuses): Remove.
6398 (get_def_ref_stmt_vuses): Simplify. Rename to ...
6399 (get_def_ref_stmt_vuse): ... this.
6400 (vn_reference_lookup_2): New function.
6401 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
6402 walking equivalent vuses. Simplify.
6403 (vn_reference_lookup): Likewise.
6404 (vn_reference_insert): Likewise.
6405 (vn_reference_insert_pieces): Likewise.
6406 (visit_reference_op_call): Simplify.
6407 (visit_reference_op_load): Likewise.
6408 (visit_reference_op_store): Likewise.
6409 (init_scc_vn): Remove shared_lookup_vuses initialization.
6410 (free_scc_vn): Remove shared_lookup_vuses freeing.
6411 (sort_vuses, sort_vuses_heap): Remove.
6412 (get_ref_from_reference_ops): Export.
6413 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
6414 vector with single vuse pointer.
6415 (vn_reference_lookup_pieces, vn_reference_lookup,
6416 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
6417 (shared_vuses_from_stmt): Remove.
6418 (get_ref_from_reference_ops): Declare.
6419 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
6420 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6421 memory-tag related code.
6422 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
6423 (likely_value): Add comment, skip static-chain of call statements.
6424 (surely_varying_stmt_p): Adjust.
6425 (gimplify_and_update_call_from_tree): Likewise.
6426 (execute_fold_all_builtins): Do not rebuild alias info.
6427 (gimplify_and_update_call_from_tree): Properly update VOPs.
6428 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
6429 (copy_ref_info): Remove memory-tag related code.
6430 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
6431 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
6432 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
6434 * tree-ssa-dom.c (gimple_p): Remove typedef.
6435 (eliminate_redundant_computations): Adjust.
6436 (record_equivalences_from_stmt): Likewise.
6437 (avail_expr_hash): Likewise.
6438 (avail_expr_eq): Likewise.
6439 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
6440 (stmt_makes_single_load): Likewise.
6441 (stmt_makes_single_store): Likewise.
6442 * tree-ssa-alias.c: Rewrite completely.
6443 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
6444 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
6445 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
6446 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
6447 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
6448 Remove public functions.
6449 (pass_reset_cc_flags): Remove.
6450 (pass_build_alias): Move ...
6451 * tree-ssa-structalias.c (pass_build_alias): ... here.
6452 * tree-ssa-alias.c (may_be_aliased): Move ...
6453 * tree-flow-inline.h (may_be_aliased): ... here.
6454 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
6455 count_uses_and_derefs): Move ...
6456 * gimple.c: ... here.
6457 * gimple.h (count_uses_and_derefs): Declare.
6458 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
6459 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
6460 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
6461 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
6462 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
6463 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
6464 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
6466 * tree-dfa.c (refs_may_alias_p): Move ...
6467 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
6468 * tree-ssa-alias.h: New file.
6469 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
6470 (statement_sink_location): Likewise.
6471 * opts.c (decode_options): Do not adjust max-aliased-vops or
6472 avg-aliased-vops values.
6473 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
6474 (TV_CALL_CLOBBER): Likewise.
6475 (TV_FLOW_SENSITIVE): Likewise.
6476 (TV_FLOW_INSENSITIVE): Likewise.
6477 (TV_MEMORY_PARTITIONING): Likewise.
6478 (TV_ALIAS_STMT_WALK): New timevar.
6479 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
6480 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
6481 (get_address_description): Remove memory-tag related code.
6482 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
6483 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
6484 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
6485 and immediate uses in statements. Document.
6486 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
6487 (dump_symbols): Remove.
6488 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
6489 * alias.c (get_deref_alias_set): New function split out from ...
6490 (get_alias_set): ... here.
6491 * alias.h (get_deref_alias_set): Declare.
6492 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
6493 type parameter. Remove restrict pointer handling. Create a
6494 ref-all pointer in case type-based alias sets do not conflict.
6495 (vect_analyze_data_refs): Remove SMT related code.
6496 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
6497 (vectorizable_load): Likewise.
6498 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
6499 (DR_SYMBOL_TAG, DR_VOPS): Remove.
6500 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
6501 Ignore vops and SMTs.
6502 (dr_analyze_alias): Likewise..
6503 (free_data_ref): Likewise.
6504 (create_data_ref): Likewise.
6505 (analyze_all_data_dependences): Likewise.
6506 (get_references_in_stmt): Adjust.
6507 * tree-flow-inline.h (gimple_aliases_computed_p,
6508 gimple_addressable_vars, gimple_call_clobbered_vars,
6509 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
6510 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
6511 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
6512 gimple_mem_ref_stats): Remove.
6513 (gimple_vop): New function.
6514 (op_iter_next_use): Remove vuses and mayuses cases.
6515 (op_iter_next_def): Remove vdefs case.
6516 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
6517 (clear_and_done_ssa_iter): Do not set removed fields.
6518 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
6519 Assert we are not iterating over vuses or vdefs if not also
6520 iterating over uses or defs.
6521 (op_iter_init_use): Likewise.
6522 (op_iter_init_def): Likewise.
6523 (op_iter_next_vdef): Remove.
6524 (op_iter_next_mustdef): Likewise.
6525 (op_iter_init_vdef): Likewise.
6526 (compare_ssa_operands_equal): Likewise.
6527 (link_use_stmts_after): Handle vuse operand.
6528 (is_call_used): Use is_call_clobbered.
6529 (is_call_clobbered): Global variables are always call clobbered,
6530 query the call-clobbers bitmap.
6531 (mark_call_clobbered): Ignore global variables.
6532 (clear_call_clobbered): Likewise.
6533 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
6534 virtual operands sanity check.
6535 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
6537 (TARGET_MEM_REF): Remove TMR_TAG operand.
6538 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
6539 Remove call-clobber related code.
6540 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
6541 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
6542 partitions or escape reason.
6543 (get_single_def_stmt, get_single_def_stmt_from_phi,
6544 get_single_def_stmt_with_phi): Remove.
6545 (dump_referenced_vars): Tidy.
6546 (get_ref_base_and_extent): Allow bare decls.
6547 (collect_dfa_stats): Adjust.
6548 * graphite.c (rename_variables_in_stmt): Adjust.
6549 (graphite_copy_stmts_from_block): Likewise.
6550 (translate_clast): Likewise.
6551 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
6553 (translate_vuse_through_block): Use the oracle.
6554 (phi_translate_1): Adjust.
6555 (value_dies_in_block_x): Use the oracle. Cache the outcome
6557 (valid_in_sets): Check if the VUSE for
6558 a REFERENCE is available.
6559 (eliminate): Do not remove stmts during elimination,
6560 instead queue and remove them afterwards.
6561 (do_pre): Do not rebuild alias info.
6562 (pass_pre): Run TODO_rebuild_alias before PRE.
6563 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
6564 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
6565 (mark_all_v_defs_stmt): Remove.
6566 (mark_all_v_defs_seq): Adjust.
6567 (sra_replace): Likewise.
6568 (scalarize_use): Likewise.
6569 (scalarize_copy): Likewise.
6570 (scalarize_init): Likewise.
6571 (scalarize_ldst): Likewise.
6572 (todoflags): Remove.
6573 (tree_sra): Do not rebuild alias info.
6574 (tree_sra_early): Adjust.
6575 (pass_sra): Run TODO_update_address_taken before SRA.
6576 * tree-predcom.c (set_alias_info): Remove.
6577 (prepare_initializers_chain): Do not call it.
6578 (mark_virtual_ops_for_renaming): Adjust.
6579 (mark_virtual_ops_for_renaming_list): Remove.
6580 (initialize_root_vars): Adjust.
6581 (initialize_root_vars_lm): Likewise.
6582 (prepare_initializers_chain): Likewise.
6583 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
6584 (may_propagate_copy_into_stmt): Likewise.
6585 (merge_alias_info): Do nothing for now.
6586 (propagate_tree_value_into_stmt): Adjust.
6587 (stmt_may_generate_copy): Likewise.
6588 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
6589 not mark symbols for renaming.
6590 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
6591 with the same statement, make sure to update the new pointed-to one.
6592 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
6593 call statements, do not mark symbols for renaming.
6594 (mark_operand_necessary): Dump something.
6595 (ref_may_be_aliased): New function.
6596 (mark_aliased_reaching_defs_necessary_1): New helper function.
6597 (mark_aliased_reaching_defs_necessary): Likewise.
6598 (mark_all_reaching_defs_necessary_1): Likewise.
6599 (mark_all_reaching_defs_necessary): Likewise.
6600 (propagate_necessity): Do not process virtual PHIs. For
6601 non-aliased loads mark all reaching definitions as necessary.
6602 For aliased loads and stores mark the immediate dominating
6603 aliased clobbers as necessary.
6604 (visited): New global static.
6605 (perform_tree_ssa_dce): Free visited bitmap after propagating
6607 (remove_dead_phis): Perform simple dead virtual PHI removal.
6608 (remove_dead_stmt): Properly unlink virtual operands when
6610 (eliminate_unnecessary_stmts): Schedule PHI removal after
6612 * tree-ssa-ter.c (is_replaceable_p): Adjust.
6613 (process_replaceable): Likewise.
6614 (find_replaceable_in_bb): Likewise.
6615 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
6616 based on the single gimple vop.
6617 (verify_flow_insensitive_alias_info): Remove.
6618 (verify_flow_sensitive_alias_info): Likewise.
6619 (verify_call_clobbering): Likewise.
6620 (verify_memory_partitions): Likewise.
6621 (verify_alias_info): Likewise.
6622 (verify_ssa): Adjust..
6623 (execute_update_addresses_taken): Export. Update SSA
6624 manually. Optimize only when optimizing. Use a local bitmap.
6625 (pass_update_address_taken): Remove TODO_update_ssa, add
6627 (pass_update_address_taken): Just use TODO_update_address_taken.
6628 (init_tree_ssa): Do not initialize addressable_vars.
6629 (verify_ssa): Verify new VUSE / VDEF properties.
6630 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
6631 Do not call verify_alias_info.
6632 (delete_tree_ssa): Clear the VUSE, VDEF operands.
6633 Do not free the loaded and stored syms bitmaps. Reset the escaped
6634 and callused solutions. Do not free addressable_vars.
6635 Remove memory-tag related code.
6636 (warn_uninitialized_var): Aliases are always available.
6637 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
6638 * lambda-code.c (can_put_in_inner_loop): Adjust.
6639 (can_put_after_inner_loop): Likewise.
6640 (perfect_nestify): Likewise.
6641 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
6642 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
6643 (vectorizable_conversion): Do not mark symbols for renaming.
6644 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
6645 (expand_call_inline): Unlink the calls virtual operands before
6647 (tree_function_versioning): Do not call update_ssa if we are not
6648 updating clones. Simplify.
6649 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
6650 (propagate_with_phi): Likewise..
6651 * tree-outof-ssa.c (create_temp): Remove memory tag and call
6652 clobber code. Assert we are not aliased or global.
6653 * tree-flow.h: Include tree-ssa-alias.h
6654 (enum escape_type): Remove.
6655 (struct mem_sym_stats_d): Likewise.
6656 (struct mem_ref_stats_d): Likewise.
6657 (struct gimple_df): Add vop member. Remove global_var,
6658 call_clobbered_vars, call_used_vars, addressable_vars,
6659 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
6660 escaped and callused members.
6661 (struct ptr_info_def): Remove all members, add points-to solution
6663 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
6664 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
6665 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
6666 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
6667 (tree-ssa-alias.o): Likewise.
6668 (toplev.o): Add tree-ssa-alias.h
6669 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
6670 * gimple.c (gimple_set_bb): Fix off-by-one error.
6671 (is_gimple_reg): Do not handle memory tags.
6672 (gimple_copy): Also copy virtual operands.
6673 Delay updating the statement. Do not reset loaded and stored syms.
6674 (gimple_set_stored_syms): Remove.
6675 (gimple_set_loaded_syms): Likewise.
6676 (gimple_call_copy_skip_args): Copy the virtual operands
6677 and mark the new statement modified.
6678 * tree-ssa-structalias.c (may_alias_p): Remove.
6679 (set_uids_in_ptset): Take the alias set to prune with as
6680 parameter. Fold in the alias test of may_alias_p.
6681 (compute_points_to_sets): Compute whether a ptr is dereferenced
6683 (process_constraint): Deal with &ANYTHING on the lhs, reject all
6684 other ADDRESSOF constraints on the lhs.
6685 (get_constraint_for_component_ref): Assert that we don't get
6686 ADDRESSOF constraints from the base of the reference.
6687 Properly generate UNKNOWN_OFFSET for DEREF if needed.
6688 (struct variable_info): Remove collapsed_to member.
6689 (get_varinfo_fc): Remove.
6690 (new_var_info): Do not set collapsed_to.
6691 (dump_constraint): Do not follow cycles.
6692 (dump_constraint_graph): Likewise.
6693 (build_pred_graph): Likewise.
6694 (build_succ_graph): Likewise.
6695 (rewrite_constraints): Likewise.
6696 (do_simple_structure_copy): Remove.
6697 (do_rhs_deref_structure_copy): Remove.
6698 (do_lhs_deref_structure_copy): Remove.
6699 (collapse_rest_of_var): Remove.
6700 (do_structure_copy): Re-implement.
6701 (pta_stats): New global variable.
6702 (dump_pta_stats): New function.
6703 (struct constraint_expr): Make offset signed.
6704 (UNKNOWN_OFFSET): Define special value.
6705 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
6706 (solution_set_expand): New helper function split out from ...
6707 (do_sd_constraint): ... here.
6708 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
6709 (do_ds_constraint): Likewise.
6710 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
6711 and CALLUSED = *CALLUSED.
6712 (set_union_with_increment): Make inc argument signed.
6713 (type_safe): Remove.
6714 (get_constraint_for_ptr_offset): Handle unknown and negative
6716 (first_vi_for_offset): Handle offsets before start. Bail
6717 out early for offsets beyond the variable extent.
6718 (first_or_preceding_vi_for_offset): New function.
6719 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
6720 Together with ESCAPED = *ESCAPED this properly computes reachability.
6721 (find_what_var_points_to): New function.
6722 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
6723 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
6724 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
6725 pt_solutions_intersect): New functions.
6726 (compute_call_used_vars): Remove.
6727 (compute_may_aliases): New main entry into PTA computation.
6728 * gimple.h (gimple_p): New typedef.
6729 (struct gimple_statement_base): Remove references_memory_p.
6730 (struct gimple_statement_with_memory_ops_base): Remove
6731 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
6733 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
6734 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
6735 gimple_set_references_memory): Remove.
6736 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
6737 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
6739 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
6740 (verify_expr): Allow RESULT_DECL.
6741 (gimple_duplicate_bb): Do not copy virtual operands.
6742 (gimple_duplicate_sese_region): Adjust.
6743 (gimple_duplicate_sese_tail): Likewise.
6744 (mark_virtual_ops_in_region): Remove.
6745 (move_sese_region_to_fn): Do not call it.
6746 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
6747 and pass_simple_dse.
6748 (execute_function_todo): Handle TODO_update_address_taken,
6749 call execute_update_addresses_taken for TODO_rebuild_alias.
6750 (execute_todo): Adjust.
6751 (execute_one_pass): Init dump files early.
6752 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
6754 (create_general_new_stmt): Clear vops.
6755 * tree-ssa-reassoc.c (get_rank): Adjust.
6756 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
6757 symbols for renaming.
6758 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
6759 (PARAM_AVG_ALIASED_VOPS): Likewise.
6760 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
6761 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
6762 * tree-ssa-operands.c: Simplify for new virtual operand representation.
6763 (operand_build_cmp, copy_virtual_operands,
6764 create_ssa_artificial_load_stmt, add_to_addressable_set,
6765 gimple_add_to_addresses_taken): Remove public functions.
6766 (unlink_stmt_vdef): New function.
6768 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6770 * config.gcc (powerpc-*-linux*): Merge variants.
6772 2009-04-02 Chao-ying Fu <fu@mips.com>
6773 James Grosbach <james.grosbach@microchip.com>
6775 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
6776 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
6778 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
6779 keep_interrupts_masked_p, use_debug_exception_return_p.
6780 (mips_attribute_table): Add interrupt, use_shadow_register_set,
6781 keep_interrupts_masked, use_debug_exception_return.
6782 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
6783 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
6785 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
6786 (mips_print_operand): Process COP0 registers to print $0 .. $31
6787 correctly for GAS to process.
6788 (mips_interrupt_extra_call_saved_reg_p): New function.
6789 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
6791 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6792 (mips_compute_frame_info): Add supports for interrupt context that
6793 includes doubleword accumulators and COP0 registers.
6794 (mips_for_each_saved_acc): New function.
6795 (mips_for_each_saved_gpr_and_fpr): Change the function name from
6796 mips_for_each_saved_reg.
6797 (mips_save_reg): Save accumulators.
6798 (mips_kernel_reg_p): A new for_each_rtx callback.
6799 (mips_expand_prologue): Support interrupt handlers.
6800 (mips_restore_reg): Restore accumulators.
6801 (mips_expand_epilogue): Support interrupt handlers.
6802 (mips_can_use_return_insn): Return false for interrupt handlers.
6803 (mips_epilogue_uses): New function.
6804 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
6805 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
6806 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
6807 cop0_move): New instructions.
6808 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
6809 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
6811 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
6813 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
6814 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
6815 interrupt handlers, we use K0 as the temporary register.
6816 (EPILOGUE_USES): Change to a function call.
6817 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
6818 handlers, we use K0 as the temporary register.
6820 * doc/extend.texi (Function Attributes): Document interrupt,
6821 use_shadow_register_set, keep_interrupts_masked,
6822 use_debug_exception_return for MIPS attributes.
6824 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6826 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
6827 Remove a number of t-files from tmake_file.
6828 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
6829 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
6830 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
6831 target_prototype, not TARGET_PROTOTYPE.
6832 (LINK_OS_GNU_SPEC): Define.
6833 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
6834 and darwin-ldoubdle.c.
6836 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6839 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
6840 (cpp_options): Ditto.
6841 (default_compilers): Ditto.
6842 (display_help): Ditto.
6843 (process_command): Ditto.
6845 (set_input): Use lbasename instead of duplicate code.
6846 (save_temps_prefix): New static for -save-temps=obj.
6847 (save_temps_length): Ditto.
6849 * doc/invoke.texi (-save-temps=obj): Document new variant to
6852 2009-04-02 Jeff Law <law@redhat.com>
6854 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
6857 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6859 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
6860 * configure: Regenerated.
6862 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6864 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
6865 share the argument list.
6867 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6871 2009-02-12 Diego Novillo <dnovillo@google.com>
6873 * varpool.c (debug_varpool): New.
6874 * cgraph.h (debug_varpool): Declare.
6876 2009-04-02 Jan Hubicka <jh@suse.cz>
6878 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
6881 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6883 * config/i386/i386.c (ix86_abi): Move initialization to ...
6884 (override_options): Here.
6886 2009-04-02 Christian Bruel <christian.bruel@st.com>
6888 * config/sh/sh.c (sh_dwarf_register_span): New function.
6889 (TARGET_DWARF_REGISTER_SPAN): Define.
6890 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
6892 2009-04-02 Ira Rosen <irar@il.ibm.com>
6894 PR tree-optimization/39595
6895 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
6896 interleaved loads group is not greater than the SLP group size.
6898 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6900 * builtins.c (is_builtin_name): New.
6901 (called_as_built_in): Use is_builtin_name.
6902 * tree.h (is_builtin_name): New.
6903 * varasm.c (incorporeal_function_p): Use is_builtin_name
6905 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
6907 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
6909 2009-04-02 Dodji Seketeli <dodji@redhat.com>
6912 * c-decl.c (clone_underlying_type): Move this ...
6913 * c-common.c (set_underlying_type): ... here.
6914 Also, make sure the function properly sets TYPE_STUB_DECL() on
6915 the newly created typedef variant type.
6916 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
6917 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
6920 2009-04-02 Richard Guenther <rguenther@suse.de>
6922 PR tree-optimization/37221
6923 * tree-flow.h (degenerate_phi_result): Declare.
6924 * tree-ssa-dom.c (degenerate_phi_result): Export.
6925 * tree-scalar-evolution.c (analyze_initial_condition): If
6926 the initial condition is defined by a degenerate PHI node
6927 use the degenerate value.
6929 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
6931 PR rtl-optimization/39588
6932 * combine.c (merge_outer_ops): Do not set the constant when this
6934 (simplify_shift_const_1): Do not modify it either in this case.
6936 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
6938 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
6939 tuning is deprecated if -mtune value is set to an Itanium1 variant.
6941 2009-04-01 Janis Johnson <janis187@us.ibm.com>
6944 * c-lex.c (interpret_float): Default (no suffix) is double.
6946 2009-04-1 Xinliang David Li <davidxl@google.com>
6948 * config/i386/i386.c (legitimate_constant_p): Recognize
6949 all one vector constant.
6951 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6953 * config/vax/vax.c: Add #includes to silence warnings.
6954 Change #include order to silence two warnings.
6956 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6958 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
6959 (ASM_SPEC): Pass -k to the assembler for PIC code.
6961 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6963 * config.gcc: Add vax-*-linux* to the switch.
6964 * config/vax/linux.h: New file. (TARGET_VERSION,
6965 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
6967 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6969 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
6970 Use predicate macros instead of GET_CODE() == foo.
6971 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
6972 ashlsi3, rotrsi3, <unnamed>): Likewise.
6974 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6976 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
6977 jbbccihi, jbbccisi): Remova trailing whitespace.
6978 * config/vax/constraints.md: Likewise.
6979 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6980 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
6981 * config/vax/predicates.md: Likewise.
6982 * config/vax/vax.c (print_operand_address, vax_output_int_move,
6983 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
6984 * config/vax/vax.h: Likewise.
6985 * config/vax/vax.md (nonlocal_goto): Likewise.
6987 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6989 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
6990 (indirectable_address_p, adjacent_operands_p): Add spaces around
6992 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
6994 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6996 * config/vax/vax.c (legitimate_constant_address_p,
6997 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
6998 index_term_p, reg_plus_index_p, legitimate_address_p,
6999 vax_mode_dependent_address_p): Update comments to match functions
7000 modified by the recent int->bool conversion.
7002 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7004 * config/vax/builtins.md: Update copyright message.
7005 * config/vax/constraints.md: Likewise.
7006 * config/vax/netbsd-elf.h: Likewise.
7007 * config/vax/predicates.md: Likewise.
7008 * config/vax/vax-protos.h: Likewise.
7009 * config/vax/vax.c: Likewise.
7010 * config/vax/vax.h: Likewise.
7011 * config/vax/vax.md: Likewise.
7012 * config/vax/vax.opt: Likewise.
7014 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7016 * config/vax/builtins.md (ffssi2, ffssi2_internal,
7017 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
7018 * config/vax/constraints.md (B, R): Likewise.
7019 * config/vax/predicates.md (external_memory_operand,
7020 nonimmediate_addsub_di_operand): Likewise.
7021 * config/vax/vax.c (vax_output_int_add): Likewise.
7022 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
7023 untyped_call): Likewise.
7025 2009-04-01 Matt Thomas <matt@3am-software.com>
7027 * config/vax/predicates.md: New file.
7028 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
7029 external_const_operand, nonsymbolic_operand, external_memory_operand,
7030 indirect_memory_operand, indexed_memory_operand,
7031 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
7032 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
7034 * config/vax/constraints.md: New file.
7035 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
7037 * config/vax/builtins.md: New file.
7038 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
7039 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
7041 * config/vax/vax.opt (mqmath): Add option.
7042 * config/vax/vax.md (isfx): Extend with DI.
7043 (VAXintQH, VAXintQHSD): Define.
7044 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
7045 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
7046 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
7047 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
7048 (movdi): Update constraints and use vax_output_int_move().
7049 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
7050 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
7051 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
7052 nonlocal_goto): New.
7053 (mov<mode>): Extend accepted operand types.
7054 (subdi3_old): Rename from subdi3, change update constraints and use
7055 a new implementation.
7056 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
7057 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
7058 MOVE_RATIO, CLEAR_RATIO): Define.
7059 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
7060 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
7061 (PRINT_OPERAND): Redefine using a function instead of inlined code.
7062 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
7063 (split_quadword_operands): Make static and really allow variable
7065 (print_operand_address): Update for PIC generation.
7066 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
7067 indexable_address_p, fixup_mathdi_operand,
7068 vax_expand_addsub_di_operands, adjacent_operands_p): New.
7069 (vax_float_literal, legitimate_constant_p,
7070 indirectable_constant_address_p, index_term_p,
7071 reg_plus_index_p): Return bool instead of int.
7072 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
7074 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
7076 (vax_output_conditional_branch): Indent.
7077 (legitimate_constant_address_p, indirectable_constant_address_p,
7078 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
7079 vax_mode_dependent_address_p): Return bool instead of int, update for
7081 * config/vax/vax-protos.h (legitimate_constant_address_p,
7082 legitimate_constant_p, legitimate_address_p,
7083 vax_mode_dependent_address_p): Change declaration to bool.
7084 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
7085 vax_expand_addsub_di_operands, vax_output_int_subtract,
7086 vax_output_movmemsi): Declare.
7087 (split_quadword_operands, vax_float_literal): Delete declaration.
7088 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
7089 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
7090 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
7091 ASM_OUTPUT_DWARF_PCREL): Define.
7092 (ASM_SPEC): Change definition to allow PIC generation.
7094 2009-04-01 Steve Ellcey <sje@cup.hp.com>
7096 * doc/sourcebuild.texi: Update front-end requirements.
7098 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7101 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
7102 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
7103 (booldi3_internal3): Use boolean_or_operator instead of
7106 2009-04-01 Joseph Myers <joseph@codesourcery.com>
7109 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
7110 declarator whose size is not an integer constant expression but
7111 folds to an integer constant, then treat it as a constant
7114 2009-04-01 Richard Guenther <rguenther@suse.de>
7116 * fold-const.c (fold_plusminus_mult_expr): Do not fold
7117 i * 4 + 2 to (i * 2 + 1) * 2.
7119 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7122 * c-parser.c (c_parser_asm_statement): Skip until close paren and
7123 return if c_parser_asm_string_literal returned NULL.
7125 2009-04-01 Nick Clifton <nickc@redhat.com>
7127 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
7129 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
7130 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
7131 other typedefs to avoid conflicts with libgcc2.c. Define labels
7132 to gain 16-bit bit-manipulation functions from libgcc2.c and then
7134 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
7135 to gain 16-bit trapping arithmetic functions from libgcc2.c and
7138 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
7140 * varasm.c (default_function_rodata_section): Declare DOT as
7143 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
7144 Andrey Galkin <agalkin@hypercom.com>
7147 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
7148 Make object_name unique for each process.
7150 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7153 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
7154 addressable variables in the parallel that could go out of scope while
7155 running queued tasks.
7157 2009-04-01 Anatoly Sokolov <aesok@post.ru>
7159 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
7160 (CASE_VALUES_THRESHOLD): Redefine.
7161 * config/avr/avr.c (avr_override_options): Remove initialization of
7162 avr_case_values_threshold variable.
7163 (avr_case_values_threshold): Remove variable. Add new function.
7164 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
7165 * config/avr/avr.opt (mno-tablejump): Remove option.
7166 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
7168 2009-04-01 DJ Delorie <dj@redhat.com>
7170 * varasm.c (default_function_rodata_section): Don't assume
7171 anything about where the first '.' in the section name is.
7173 2009-04-01 Alan Modra <amodra@bigpond.net.au>
7175 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
7176 rs6000_emit_stack_tie.
7178 2009-03-31 Ian Lance Taylor <iant@google.com>
7180 * tree-eh.c (tree_remove_unreachable_handlers): Compare
7181 gimple_code with GIMPLE_RESX, not RESX.
7183 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7185 * c-common.c (c_get_ident): New.
7186 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
7188 2009-04-01 Ben Elliston <bje@au.ibm.com>
7190 * config/rs6000/sysv4.opt (msdata): Improve option description.
7192 2009-03-31 Steve Ellcey <sje@cup.hp.com>
7194 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
7195 (divdf3_internal_lat): Remove.
7196 (divxf3_internal_lat): Remove.
7197 (divxf3_internal_thr): Remove.
7198 (divxf): Use divxf3_internal.
7199 * config/ia64/div.md (divsf3_internal_lat): New.
7200 (divdf3_internal_lat): New.
7201 (divxf3_internal): New.
7203 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7206 * Makefile.in (USE_GCC_STDINT): Define.
7207 (stmp-int-hdrs): Install stdint.h if applicable.
7208 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
7210 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
7211 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
7212 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7213 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7214 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7215 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7216 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7217 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7218 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7219 (c_common_nodes_and_builtins): Initialize
7220 underlying_wchar_type_node. Do not initialize
7221 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
7222 nodes for new types.
7223 (c_stddef_cpp_builtins): Define macros for new types.
7224 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
7226 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
7227 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
7228 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
7229 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
7230 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
7231 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
7232 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
7233 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
7234 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
7235 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
7236 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
7237 int16_type_node, int32_type_node, int64_type_node,
7238 uint8_type_node, uint16_type_node, c_uint32_type_node,
7239 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
7240 int_least32_type_node, int_least64_type_node,
7241 uint_least8_type_node, uint_least16_type_node,
7242 uint_least32_type_node, uint_least64_type_node,
7243 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
7244 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
7245 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
7246 uintptr_type_node): Define.
7247 * c-cppbuiltin.c (builtin_define_constants,
7248 builtin_define_type_minmax): New.
7249 (builtin_define_stdint_macros): Define more macros.
7250 (c_cpp_builtins): Define more limit macros.
7252 (builtin_define_type_max): Define in terms of
7253 builtin_define_type_minmax. Remove is_long parameter. All
7255 * config.gcc (use_gcc_stdint): Define.
7256 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
7257 Add newlib-stdint.h for generic targets.
7258 * config/glibc-stdint.h, config/newlib-stdint.h,
7259 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
7260 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
7261 * config/score/score.h (UINTPTR_TYPE): Define.
7262 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7263 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7264 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7265 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7266 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7267 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7268 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7269 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7270 * config/spu/spu.h (STDINT_LONG32): Define.
7271 * configure.ac (use_gcc_stdint): Substitute.
7272 * configure: Regenerate.
7273 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
7274 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
7275 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
7276 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
7277 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
7278 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
7279 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
7280 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
7281 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
7282 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
7283 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
7284 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
7285 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
7286 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
7287 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
7288 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
7289 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
7290 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
7291 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
7292 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
7293 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
7294 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
7295 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7296 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7297 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7298 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7299 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7300 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7301 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
7303 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
7305 * loop-iv.c (suitable_set_for_replacement): Renamed from
7306 simplify_using_assignment; changed to return bool and to accept new
7307 args DEST and SRC. Return true iff we find a source/destination pair
7308 that can be used to make a replacement, and fill SRC and DEST if so.
7309 Remove arg ALTERED. Don't deal with altered regs here. All callers
7311 (simplify_using_initial_values): Deal with altered regs here and track
7312 more precisely the effect they have on the validity of our expression.
7314 * loop-iv.c (simplify_using_condition): A condition of the form
7315 (EQ REG CONST) can be used to simply make a substitution.
7316 (simplify_using_initial_values): Keep track of conditions we have seen
7317 and keep using them to simplify new expressions, while applying the
7318 same substitutions to them as to the expression.
7320 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7321 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
7324 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
7325 changed. Use this when trying to improve the upper bound.
7326 Generate the comparison by using simplify_gen_relational.
7328 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
7330 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
7332 (simplify_using_assignment, simplify_using_initial_values): Call
7333 replace_in_expr to make replacements. Call replace_single_def_regs
7334 once on the initial version of the expression.
7336 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7339 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
7341 2009-03-31 Richard Guenther <rguenther@suse.de>
7344 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
7345 equality comparisons. Fold C - X CMP X if C % 2 == 1.
7347 2009-03-31 Richard Guenther <rguenther@suse.de>
7349 * tree.h (div_if_zero_remainder): Declare.
7350 * fold-const.c (div_if_zero_remainder): Export.
7351 * tree-ssa-forwprop.c
7352 (forward_propagate_addr_into_variable_array_index): Handle
7353 constant array index addition outside of the variable index.
7355 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7358 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
7359 define_splits, floatunssi<mode>2): Require x87 conversions from
7360 DImode to be permitted.
7362 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7364 PR preprocessor/15638
7365 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
7367 2009-03-31 Richard Guenther <rguenther@suse.de>
7371 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
7372 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
7373 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
7374 a separate statement.
7375 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
7376 (lookup_tmp_var): Likewise.
7377 (is_gimple_formal_tmp_or_call_rhs): Remove.
7378 (is_gimple_reg_or_call_rhs): Rename to ...
7379 (is_gimple_reg_rhs_or_call): ... this.
7380 (is_gimple_mem_or_call_rhs): Rename to ...
7381 (is_gimple_mem_rhs_or_call): ... this.
7382 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
7383 DECL_GIMPLE_REG_P only if is_formal is true.
7384 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
7385 for non-proper post-modify expression gimplification.
7386 (gimplify_self_mod_expr): For post-modify expressions gimplify
7387 the lvalue to a minimal lvalue.
7388 (rhs_predicate_for): Remove formal temp case.
7389 (gimplify_modify_expr_rhs): Likewise.
7390 (gimplify_addr_expr): Use is_gimple_reg.
7391 (gimplify_expr): Remove formal temp cases.
7392 (gimple_regimplify_operands): Likewise.
7393 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
7394 and FILTER_EXPR like constants.
7395 * gimple.c (walk_gimple_op): Fix val_only initialization, use
7397 (is_gimple_formal_tmp_rhs): Remove.
7398 (is_gimple_reg_rhs): Remove special casing.
7399 (is_gimple_mem_rhs): Fix.
7400 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
7401 (is_gimple_formal_tmp_var): Remove.
7402 (is_gimple_formal_tmp_reg): Likewise.
7403 (is_gimple_min_lval): Allow invariant component ref parts.
7404 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
7405 is_gimple_formal_tmp_reg): Remove declarations.
7406 * tree-cfg.c (verify_expr): Verify that variables with address
7407 taken do not have DECL_GIMPLE_REG_P set.
7408 * tree-mudflap.c (mf_build_check_statement_for): Use
7409 force_gimple_operand instead of gimplify_expr.
7411 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
7413 * modulo-sched.c (sms_schedule_by_order): Pass the actual
7414 schedulable rows to compute_split_row.
7416 2009-03-31 Ben Elliston <bje@au.ibm.com>
7419 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
7422 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7424 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
7425 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
7426 * configure: Regenerate.
7427 * config.in: Regenerate.
7428 * config/rs6000/rs6000.opt (mtls-markers): Add.
7429 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
7430 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
7431 (tls_ld_aix, tls_ld_sysv): Likewise.
7432 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
7433 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
7435 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7437 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
7439 2009-03-30 Jan Hubicka <jh@suse.cz>
7441 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
7443 (tree_remove_unreachable_handlers): Cleanup EH predecestor
7444 detection and label handling.
7446 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7448 * ira-int.h (ira_allocno): Rename left_conflicts_num to
7449 left_conflicts_size.
7450 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
7451 ALLOCNO_LEFT_CONFLICTS_SIZE.
7453 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
7454 remove_allocno_from_bucket_and_push,
7455 allocno_spill_priority_compare, push_allocnos_to_stack,
7456 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7457 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
7458 (setup_allocno_left_conflicts_num): Ditto. Rename to
7459 setup_allocno_left_conflicts_size.
7460 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7461 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
7462 setup_allocno_left_conflicts_size instead of
7463 setup_allocno_left_conflicts_num.
7465 * ira-build.c (ira_create_allocno): Use
7466 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
7467 ALLOCNO_LEFT_CONFLICTS_NUM.
7469 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7471 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7472 instead of DF_LR_OUT.
7474 * ira-lives.c (process_bb_node_lives): Ditto.
7476 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7477 instead of DF_LR_{OUT,IN}.
7479 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7481 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7483 2009-03-30 Jan Hubicka <jh@suse.cz>
7485 * except.c (label_to_region_map): Fix thinko.
7487 2009-03-30 Steve Ellcey <sje@cup.hp.com>
7490 * tree.h (tree_find_value): New declaration.
7491 * tree.c (tree_find_value): New function.
7492 * varasm.c (assemble_external): Avoid duplicate entries on lists.
7494 2009-03-30 Jakub Jelinek <jakub@redhat.com>
7497 * c-decl.c (struct c_binding): Add locus field.
7498 (bind): Add locus argument, set locus field from it.
7499 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
7500 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
7501 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
7502 implicitly_declare, undeclared_variable, lookup_label,
7503 declare_label, c_make_fname_decl, c_builtin_function,
7504 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
7507 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
7510 * config/i386/i386.c (classify_argument): Check total size of
7513 2009-03-30 Martin Jambor <mjambor@suse.cz>
7515 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
7516 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
7517 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
7520 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
7521 seen_variable_array_ref while also traversing a union.
7523 * tree-inline.c (optimize_inline_calls): Do not call
7524 cgraph_node_remove_callees.
7525 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
7526 (pass_remove_cgraph_callee_edges): New variable.
7527 * passes.c (init_optimization_passes): Add
7528 pass_remove_cgraph_callee_edges after early inlining and before all
7529 late intraprocedural passes.
7531 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
7533 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7535 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
7538 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7540 * combine.c (simplify_comparison): Use have_insn_for.
7541 * dojump.c (do_jump): Likewise.
7543 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7545 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
7546 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
7547 sparc_compare_op0 like sparc_compare_emitted used to be handled.
7548 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
7549 instead of sparc_compare_emitted.
7550 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
7551 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
7552 instead of sparc_compare_emitted.
7554 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7556 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
7557 enter/exit cfglayout mode.
7558 (pass_partition_block): Require it.
7559 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
7560 (combine_instructions): Track basic blocks instead of labels.
7561 (update_cfg_for_uncondjump): New.
7562 (try_combine): Use it. Update jumps after rescanning.
7563 (pass_combine): Require PROP_cfglayout.
7564 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
7566 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7568 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
7569 Provide/destroy PROP_cfglayout respectively.
7570 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
7571 * tree-pass.h (PROP_cfglayout): New.
7573 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7575 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
7576 fold_convert_const_fixed_from_fixed,
7577 fold_convert_const_fixed_from_int,
7578 fold_convert_const_fixed_from_real, fold_negate_const): Do not
7579 set TREE_CONSTANT_OVERFLOW.
7580 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
7581 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
7583 2009-03-30 Ira Rosen <irar@il.ibm.com>
7585 * tree-vect-loop-manip.c: New file.
7586 * tree-vectorizer.c: Update documentation and included files.
7587 (vect_loop_location): Make extern.
7588 (rename_use_op): Move to tree-vect-loop-manip.c
7589 (rename_variables_in_bb, rename_variables_in_loop,
7590 slpeel_update_phis_for_duplicate_loop,
7591 slpeel_update_phi_nodes_for_guard1,
7592 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
7593 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
7594 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
7595 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
7596 find_loop_location): Likewise.
7597 (new_stmt_vec_info): Move to tree-vect-stmts.c.
7598 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
7599 get_vectype_for_scalar_type, vect_is_simple_use,
7600 supportable_widening_operation, supportable_narrowing_operation):
7602 (bb_in_loop_p): Move to tree-vect-loop.c.
7603 (new_loop_vec_info, destroy_loop_vec_info,
7604 reduction_code_for_scalar_code, report_vect_op,
7605 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
7606 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
7607 (vect_supportable_dr_alignment): Likewise.
7608 * tree-vectorizer.h (tree-data-ref.h): Include.
7609 (vect_loop_location): Declare.
7610 Reorganize function declarations according to the new file structure.
7611 * tree-vect-loop.c: New file.
7612 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
7613 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
7614 * tree-vect-data-refs.c: New file.
7615 * tree-vect-patterns.c (timevar.h): Don't include.
7616 * tree-vect-stmts.c: New file.
7617 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
7618 tree-vect-slp.c, tree-vect-loop.c.
7619 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
7620 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
7621 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
7622 (tree-vect-analyze.o): Remove.
7623 (tree-vect-transform.o): Likewise.
7624 (tree-vect-data-refs.o): Add rule.
7625 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
7626 tree-vect-slp.o): Likewise.
7627 (tree-vect-patterns.o): Remove redundant dependencies.
7628 (tree-vectorizer.o): Likewise.
7629 * tree-vect-slp.c: New file.
7631 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7633 * optc-gen.awk: Warn if an option flag has multiple different
7636 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
7638 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
7639 -floop-block): Document dependences on PPL, CLooG and Graphite.
7641 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7643 PR rtl-optimization/323
7644 * c-common.c (c_fully_fold, convert_and_check,
7645 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
7646 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
7647 * c-common.def (EXCESS_PRECISION_EXPR): New.
7648 * c-cppbuiltin.c (builtin_define_float_constants): Define
7649 constants with enough digits for long double.
7650 * c-lex.c (interpret_float): Interpret constant with excess
7651 precision where appropriate.
7652 * c-opts.c (c_common_post_options): Set
7653 flag_excess_precision_cmdline. Give an error for
7654 -fexcess-precision=standard for C++ for processors where the
7655 option is significant.
7656 * c-parser.c (c_parser_conditional_expression): Handle excess
7657 precision in condition.
7658 * c-typeck.c (convert_arguments): Handle arguments with excess
7660 (build_unary_op): Move excess precision outside operation.
7661 (build_conditional_expr): Likewise.
7662 (build_compound_expr): Likewise.
7663 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
7664 (build_modify_expr): Handle excess precision in RHS.
7665 (convert_for_assignment): Handle excess precision in converted
7667 (digest_init, output_init_element, process_init_element): Handle
7668 excess precision in initializer.
7669 (c_finish_return): Handle excess precision in return value.
7670 (build_binary_op): Handle excess precision in operands and add
7671 excess precision as needed for operation.
7672 * common.opt (-fexcess-precision=): New option.
7673 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
7674 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
7675 For standard excess precision, output explicit conversion to and
7676 truncation from XFmode.
7677 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
7678 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
7679 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
7680 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
7681 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
7682 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
7683 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
7684 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
7685 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
7686 define_splits, sqrt<mode>2): Disable where appropriate for
7687 standard excess precision.
7688 * convert.c (convert_to_real): Do not shorten arithmetic to type
7689 for which excess precision would be used.
7690 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
7691 * doc/invoke.texi (-fexcess-precision=): Document option.
7692 (-mfpmath=): Correct index entry.
7693 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
7694 flag_excess_precision): New.
7695 * langhooks.c (lhd_post_options): Set
7696 flag_excess_precision_cmdline.
7697 * opts.c (common_handle_option): Handle -fexcess-precision=.
7698 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
7699 init_excess_precision): New.
7700 (lang_dependent_init_target): Call init_excess_precision.
7701 * tree.c (excess_precision_type): New.
7702 * tree.h (excess_precision_type): Declare.
7704 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7707 * c-typeck.c (build_component_ref): Do not copy qualifiers from
7708 non-lvalue to component.
7710 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7712 PR preprocessor/34695
7713 * Makefile.in (c-opts.o): Depend on c-tree.h.
7714 * c-common.c: Move down include of diagnostic.h.
7715 (done_lexing, c_cpp_error): New.
7716 * c-common.h (done_lexing): Declare.
7717 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
7719 * c-opts.c: Include c-tree.h.
7720 (c_common_init_options): Set preprocessor error callback.
7721 (c_common_handle_option): Do not set preprocessor
7722 inhibit_warnings, warnings_are_errors, warn_system_headers,
7723 pedantic_errors or inhibit_warnings flags.
7724 (c_common_post_options): Do not check cpp_errors (parse_in).
7725 (c_common_finish): Do not output dependencies if there were
7726 errors. Do not check return value of cpp_finish.
7727 * c-ppoutput.c (pp_file_change): Set input_location.
7728 * c-tree.h (c_cpp_error): Declare.
7729 * diagnostic.c (diagnostic_set_info_translated): Also initialize
7731 (diagnostic_build_prefix): Check override_column.
7732 * diagnostic.h (diagnostic_info): Add override_column field.
7733 (diagnostic_override_column): Define.
7735 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
7737 * c-common.c (c_expand_expr, c_staticp): Remove.
7738 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
7739 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
7740 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
7741 * c-gimplify.c (gimplify_compound_literal_expr,
7742 optimize_compound_literals_in_ctor): Remove.
7743 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
7744 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
7745 * c-semantics.c (emit_local_var): Remove.
7747 * langhooks-def.h (lhd_expand_expr): Remove.
7748 * langhooks.c (lhd_expand_expr): Remove.
7749 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
7751 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
7752 handling from c-semantics.c; don't call into langhook.
7753 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
7754 * gimplify.c (gimplify_compound_literal_expr,
7755 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
7756 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
7757 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
7758 as was done in c-gimplify.c.
7759 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
7760 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
7761 Move from c-common.h.
7762 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
7764 * tree.c (staticp): Do not call langhook.
7765 * langhooks.c (lhd_staticp): Delete.
7766 * langhooks-def.h (lhd_staticp): Delete prototype.
7767 (LANG_HOOKS_STATICP): Delete.
7768 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
7770 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
7771 instead of DECL_STMTs.
7773 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7781 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
7783 (fold_call_expr): Return a NOP_EXPR from folding rather than the
7784 contained expression.
7785 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
7786 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
7787 conditional expressions for C.
7788 (decl_constant_value_for_optimization): Move from
7789 decl_constant_value_for_broken_optimization in c-typeck.c. Check
7790 whether optimizing and that the expression is a VAR_DECL not of
7791 array type instead of doing such checks in the caller. Do not
7792 check pedantic. Call gcc_unreachable for C++.
7793 * c-common.def (C_MAYBE_CONST_EXPR): New.
7794 * c-common.h (c_fully_fold, c_save_expr,
7795 decl_constant_value_for_optimization): New prototypes.
7796 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7797 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7798 EXPR_INT_CONST_OPERANDS): Define.
7799 * c-convert.c (convert): Strip nops from expression.
7800 * c-decl.c (groktypename): Take extra parameters expr and
7801 expr_const_operands. Update call to grokdeclarator.
7802 (start_decl): Update call to grokdeclarator. Add statement for
7803 expressions used in type of decl.
7804 (grokparm): Update call to grokdeclarator.
7805 (push_parm_decl): Update call to grokdeclarator.
7806 (build_compound_literal): Add parameter non_const and build a
7807 C_MAYBE_COSNT_EXPR if applicable.
7808 (grokdeclarator): Take extra parameters expr and
7809 expr_const_operands. Track expressions used in declaration
7810 specifiers and declarators. Fold array sizes and track whether
7811 they are constant expressions and whether they are integer
7812 constant expressions.
7813 (parser_xref_tag): Set expr and expr_const_operands fields in
7815 (grokfield): Update call to grokdeclarator.
7816 (start_function): Update call to grokdeclarator.
7817 (build_null_declspecs): Set expr and expr_const_operands fields in
7819 (declspecs_add_type): Handle expressions in typeof specifiers.
7820 * c-parser.c (c_parser_declspecs): Set expr and
7821 expr_const_operands fields for declaration specifiers.
7822 (c_parser_enum_specifier): Likewise.
7823 (c_parser_struct_or_union_specifier): Likewise.
7824 (c_parser_typeof_specifier): Likewise. Update call to
7825 groktypename. Fold expression as needed. Return expressions with
7826 type instead of adding statements.
7827 (c_parser_attributes): Update calls to c_parser_expr_list.
7828 (c_parser_statement_after_labels): Fold expression before passing
7829 to objc_build_throw_stmt.
7830 (c_parser_condition): Fold expression.
7831 (c_parser_asm_operands): Fold expression.
7832 (c_parser_conditional_expression): Use c_save_expr. Update call
7833 to build_conditional_expr.
7834 (c_parser_alignof_expression): Update call to groktypename.
7835 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
7836 original_code. Fold expression argument of va_arg. Create
7837 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
7838 argument to va_arg. Update calls to groktypename. Fold array
7839 index for offsetof. Verify that first argument to
7840 __builtin_choose_expr has integer type.
7841 (c_parser_postfix_expression_after_paren_type): Update calls to
7842 groktypename and build_compound_literal. Handle expressions with
7843 side effects in type name.
7844 (c_parser_postfix_expression_after_primary): Update call to
7845 c_parser_expr_list. Set original_code for calls to
7846 __builtin_constant_p.
7847 (c_parser_expr_list): Take extra parameter fold_p. Fold
7848 expressions if requested.
7849 (c_parser_objc_type_name): Update call to groktypename.
7850 (c_parser_objc_synchronized_statement): Fold expression.
7851 (c_parser_objc_receiver): Fold expression.
7852 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
7853 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
7854 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
7855 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
7856 (struct c_typespec): Add elements expr and expr_const_operands.
7857 (struct c_declspecs): Add elements expr and expr_const_operands.
7858 (groktypename, build_conditional_expr, build_compound_literal):
7860 (in_late_binary_op): Declare.
7861 * c-typeck.c (note_integer_operands): New function.
7862 (in_late_binary_op): New variable.
7863 (decl_constant_value_for_broken_optimization): Move to c-common.c
7864 and rename to decl_constant_value_for_optimization.
7865 (default_function_array_conversion): Do not strip nops.
7866 (default_conversion): Do not call
7867 decl_constant_value_for_broken_optimization.
7868 (build_array_ref): Do not fold result.
7869 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
7870 result when operand is a VLA.
7871 (c_expr_sizeof_type): Update call to groktypename. Handle
7872 expressions included in type name. Use C_MAYBE_CONST_EXPR for
7873 result when operand names a VLA type.
7874 (build_function_call): Update call to build_compound_literal.
7875 Only fold result for calls to __builtin_* functions. Strip
7876 NOP_EXPR from INTEGER_CST returned from such functions. Fold
7877 the function designator.
7878 (convert_arguments): Fold arguments. Update call to
7879 convert_for_assignment.
7880 (build_unary_op): Handle increment and decrement of
7881 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
7882 decrement earlier. Fold operand of increment and decrement.
7883 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
7884 built for integer operand. Wrap returns that are INTEGER_CSTs
7885 without being integer constant expressions or that have integer
7886 constant operands without being INTEGER_CSTs.
7887 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
7888 (build_conditional_expr): Add operand ifexp_bcp. Track whether
7889 result is an integer constant expression or can be used in
7890 unevaluated parts of one and avoid folding and wrap as
7891 appropriate. Fold operands before possibly doing -Wsign-compare
7893 (build_compound_expr): Wrap result for C99 if operands can be used
7894 in integer constant expressions.
7895 (build_c_cast): Update call to digest_init. Do not ignore
7896 overflow from casting floating-point constants to integers. Wrap
7897 results that could be confused with integer constant expressions,
7898 null pointer constants or floating-point constants.
7899 (c_cast_expr): Update call to groktypename. Handle expressions
7900 included in type name.
7901 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
7902 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
7903 Update calls to convert_for_assignment.
7904 (convert_for_assignment): Take new parameter
7905 null_pointer_constant. Do not strip nops or call
7906 decl_constant_value_for_broken_optimization. Set
7907 in_late_binary_op for conversions to boolean.
7908 (store_init_value): Update call to digest_init.
7909 (digest_init): Take new parameter null_pointer_constant. Do not
7910 call decl_constant_value_for_broken_optimization. pedwarn for
7911 initializers not constant expressions. Update calls to
7912 convert_for_assignment.
7913 (constructor_nonconst): New.
7914 (struct constructor_stack): Add nonconst element.
7915 (really_start_incremental_init, push_init_level, pop_init_level):
7916 Handle constructor_nonconst and nonconst element.
7917 (set_init_index): Call constant_expression_warning for array
7919 (output_init_element): Fold value. Set constructor_nonconst as
7920 applicable. pedwarn for initializers not constant expressions.
7921 Update call to digest_init. Call constant_expression_warning
7922 where constant initializers are required.
7923 (process_init_element): Use c_save_expr.
7924 (c_finish_goto_ptr): Fold expression.
7925 (c_finish_return): Fold return value. Update call to
7926 convert_for_assignment.
7927 (c_start_case): Fold switch expression.
7928 (c_process_expr_stmt): Fold expression.
7929 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
7930 ensure statement expression is not evaluated in constant expression.
7931 (build_binary_op): Track whether results are integer constant
7932 expressions or may occur in such, disable folding and wrap results
7933 as applicable. Fold operands for -Wsign-compare warnings unless
7935 (c_objc_common_truthvalue_conversion): Handle results folded to
7936 integer constants that are not integer constant expressions.
7937 * doc/extend.texi: Document when typeof operands are evaluated,
7938 that condition of __builtin_choose_expr is an integer constant
7939 expression, and more about use of __builtin_constant_p in
7942 2009-03-29 Richard Guenther <rguenther@suse.de>
7944 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
7945 propagate addresses of array references.
7947 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
7949 * regmove.c (perhaps_ends_bb_p): Remove.
7950 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
7951 from INSN and check that the main loop stays within that basic block.
7952 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
7953 (regmove_forward_pass): Split out from regmove_optimize. Use
7954 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
7955 (regmove_backward_pass): Split out from regmove_optimize. Use
7956 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
7957 (regmove_optimize): Simplify.
7959 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7962 * config/i386/i386.c (classify_argument): Ignore flexible array
7963 member in struct and warn ABI change.
7965 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7967 * config/i386/i386-protos.h (ix86_agi_dependent): New.
7969 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
7970 (ix86_adjust_cost): Updated.
7972 2009-03-29 Jan Hubicka <jh@suse.cz>
7975 * tree-pass.h (pass_cleanup_eh): New function.
7976 (remove_unreachable_regions): Break code handling RTL
7977 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
7978 that can not be reached by runtime.
7979 (can_be_reached_by_runtime): New function.
7980 (label_to_region_map): New function.
7981 (num_eh_regions): New function.
7982 (rtl_remove_unreachable_regions): New function.
7983 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
7984 (remove_eh_region): New function.
7985 * except.h: Include sbitmap and vecprim.
7986 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
7987 num_eh_regions): Declare.
7988 * passes.c (init_optimization_passes): Schedule cleanup_eh.
7989 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
7990 * tree-eh.c (tree_remove_unreachable_handlers): New function.
7991 (tree_empty_eh_handler_p): New function.
7992 (cleanup_empty_eh): New function.
7993 (cleanup_eh): New function.
7994 (pass_cleanup_eh): New function.
7996 2009-03-29 Jan Hubicka <jh@suse.cz>
7998 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
7999 for removed regions.
8001 2009-03-29 Jan Hubicka <jh@suse.cz>
8003 * except.c (dump_eh_tree): Dump all datastructures.
8005 2009-03-29 Jan Hubicka <jh@suse.cz>
8007 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
8008 (duplicate_eh_regions_1): Likewise.
8009 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
8010 vector; call EH verification.
8011 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8012 Be ready for region being removed.
8014 2009-03-29 Jan Hubicka <jh@suse.cz>
8016 * bitmap.c (bitmap_last_set_bit): New function.
8017 * bitmap.h (bitmap_last_set_bit): Declare.
8019 2009-03-29 David Ayers <ayers@fsfe.org>
8022 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
8023 by calling objc_compare_types and surpress warnings about
8024 incompatible C pointers that are compatible ObjC pointers.
8026 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
8028 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
8029 call initialize_inline_failed.
8030 (initialize_inline_failed): Move it from here ...
8031 * cgraph.c (initialize_inline_failed): ... to here.
8032 (cgraph_create_edge): Call initialize_inline_failed rather than
8033 setting inline_failed directly.
8035 2009-03-29 Ben Elliston <bje@au.ibm.com>
8038 * sysv4.opt (msdata): Improve comment.
8039 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
8040 * sysv4.h (SVR4_ASM_SPEC): Likewise.
8042 2009-03-29 Ben Elliston <bje@au.ibm.com>
8045 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
8046 load and store attributes.
8048 2009-03-29 Ben Elliston <bje@au.ibm.com>
8050 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
8051 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
8052 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
8053 * doc/extend.texi (X86 Built-in Functions): Add index entries for
8054 __builtin_infq and __builtin_huge_valq.
8056 2009-03-28 Anatoly Sokolov <aesok@post.ru>
8058 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
8060 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8061 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
8063 2009-03-28 Xinliang David Li <davidxl@google.com>
8065 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
8066 (do_dbg_cnt): New function.
8068 2009-03-28 Jan Hubicka <jh@suse.cz>
8070 Merge from pretty-ipa:
8072 2009-03-27 Jan Hubicka <jh@suse.cz>
8074 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8075 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
8076 * passes.c (function_called_by_processed_nodes_p): New.
8077 * ipa-pure-const.c (check_call): Fix handling of operands.
8078 (analyze_function): Dump debug output for skipped bodies.
8079 (local_pure_const): Use function_called_by_processed_nodes_p.
8080 * dwarf2out.c (reference_to_unused): Use output.
8081 * passes.c (do_per_function_toporder): Likewise.
8083 2008-11-12 Jan Hubicka <jh@suse.cz>
8085 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
8086 * ipa-pure-const.c (funct_state_d): Add can throw field; make
8087 state_set_in_source enum
8088 (check_decl): Ignore memory tags; do not set fake looping flags;
8090 (check_operand, check_tree, check_rhs_var, check_lhs_var,
8091 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
8092 (check_call, analyze_function): Rewrite.
8094 (add_new_function): Update call of analyze_function.
8095 (generate_summary): Add call of analyze_function.
8096 (propagate): Propagate can_throw; handle state_set_in_source correctly.
8097 (local_pure_const): New function.
8098 (pass_local_pure_const): New pass.
8099 * ipa-inline.c (inline_transform): Set after_inlining.
8100 * tree-eh.c (stmt_can_throw_external): New.
8101 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
8102 work with aliasing built.
8103 * tree-flow.h (stmt_can_throw_external): New.
8104 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
8105 and local pure/const pass in early and late optimization queue.
8107 2009-03-28 Martin Jambor <mjambor@suse.cz>
8109 * fold-const.c (get_pointer_modulus_and_residue): New parameter
8111 (fold_binary): Allow function decl aligment consideration is the
8112 second argument is integer constant one.
8113 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
8114 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
8115 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
8117 2009-03-28 Jan Hubicka <jh@suse.cz>
8119 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
8120 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
8121 * function.h (rtl_data): Add nothrow flag.
8122 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
8123 set DECL_NOTHROW for AVAILABLE functions.
8125 2009-03-28 Jakub Jelinek <jakub@redhat.com>
8127 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
8128 following vector keyword has expansion starting with pixel or bool
8129 keyword, expand vector to __vector and pixel or bool to __pixel or
8133 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
8134 warn_if_disallowed_function_p): Removed.
8135 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
8136 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
8137 warning_if_disallowed_function_p.
8138 * flags.h (warn_if_disallowed_function_p,
8139 warn_disallowed_functions): Removed.
8140 * common.opt (Wdisallowed-function-list=): Removed.
8141 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
8143 2009-03-28 Richard Guenther <rguenther@suse.de>
8145 PR tree-optimization/38723
8146 * tree-ssa-pre.c (compute_avail): Add all default definitions to
8149 2009-03-28 Jan Hubicka <jh@suse.cz>
8151 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
8152 test introduced by my previous patch.
8154 2009-03-28 Richard Guenther <rguenther@suse.de>
8156 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
8157 the PHIs value undefined.
8159 2009-03-28 Jan Hubicka <jh@suse.cz>
8161 * tree-pass.h (pass_fixup_cfg): New pass.
8162 * ipa-inline.c (inline_transform): Set
8163 always_inline_functions_inlined/after_inlining.
8164 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
8165 (pass_fixup_cfg): New pass.
8166 * passes.c (init_optimization_passes): Add fixup_cfg.
8168 2009-03-28 Richard Guenther <rguenther@suse.de>
8170 PR tree-optimization/38458
8171 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
8172 argument use the arguments copy-of value.
8174 2009-03-28 Richard Guenther <rguenther@suse.de>
8176 PR tree-optimization/38180
8177 * tree-ssa-ccp.c (get_default_value): Simplify.
8178 (likely_value): Likewise.
8179 (surely_varying_stmt_p): Properly handle VOP case.
8180 (ccp_initialize): Likewise.
8181 (ccp_fold): Handle propagating through *&.
8182 (fold_const_aggregate_ref): Also handle decls.
8184 2009-03-28 Jan Hubicka <jh@suse.cz>
8186 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8187 * cgraph.h (cgraph_node): Likewise.
8188 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
8189 (cgraph_reset_node): Use process flag.
8190 (cgraph_mark_functions_to_output): Likewise.
8191 (cgraph_expand_function): Likewise.
8192 (cgraph_expand_all_functions): Likewise.
8193 (cgraph_output_in_order): Likewise.
8194 * dwarf2out.c (reference_to_unused): Likewise.
8195 * passes.c do_per_function_toporder): Likewise.
8197 2009-03-28 Jan Hubicka <jh@suse.cz>
8199 Bring from lto-branch:
8201 2008-09-03 Doug Kwan <dougkwan@google.com>
8203 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
8204 enums instead of reason strings.
8205 * cgraph.c (cgraph_create_edge): Same.
8206 (cgraph_inline_failed_string): New function.
8207 * cgraph.h (cgraph_inline_failed_t): New enum type.
8208 (cgraph_inline_failed_string): New prototype.
8209 (struct cgraph_edge): Change type of INLINED_FAILED from constant
8210 char pointer to cgraph_inline_failed_t.
8211 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
8212 (cgraph_default_inline_p): Ditto.
8213 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
8214 to cgraph_inline_failed_t pointer.
8215 * cif-code.def: New file.
8216 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
8218 (cgraph_check_inline_limits): Change type of REASON to pointer to
8219 cgraph_inline_failed_t. Replace reason strings with enums.
8220 (cgraph_default_inline_p): Ditto.
8221 (cgraph_recursive_inlining_p): Ditto.
8222 (update_caller_keys): Change type of FAILED_REASON to
8223 cgraph_inline_failed_t.
8224 (cgraph_set_inline_failed): Change type of REASON to pointer to
8225 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
8226 convert enums to strings for text output.
8227 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
8228 to be of type cgraph_inline_failed_t. Replace reason strings with
8229 enums. Call cgraph_inline_failed_string to covert enums
8230 to strings for text output.
8231 (cgraph_decide_inlining): Replace reason strings with enums.
8232 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
8233 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
8235 * tree-inline.c (expand_call_inline): Change type of REASON
8236 to cgraph_inline_failed_t. Replace reason strings with enums.
8237 Call cgraph_inline_failed_string for text output.
8238 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
8241 2009-03-28 Jan Hubicka <jh@suse.cz>
8243 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
8244 cgraph_clone_node): Remove master clone handling.
8245 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8246 * cgraph.h (master_clone): Remove.
8247 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8248 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
8249 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8251 2009-03-28 Jan Hubicka <jh@suse.cz>
8253 * cgraph.c (cgraph_function_body_availability): Functions declared
8254 inline are always safe to assume that it is not going to be replaced.
8256 2009-03-28 Richard Guenther <rguenther@suse.de>
8258 PR tree-optimization/38513
8259 * tree-ssa-pre.c (eliminate): Remove redundant stores.
8260 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8261 EXC_PTR_EXPR and FILTER_EXPR.
8262 (get_ref_from_reference_ops): Likewise.
8264 2009-03-28 Richard Guenther <rguenther@suse.de>
8266 PR tree-optimization/38968
8267 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
8268 Use FLOOR_MOD_EXPR to compute misalignment.
8270 2009-03-28 Richard Guenther <rguenther@suse.de>
8272 PR tree-optimization/37795
8273 * tree.h (combine_comparisons): Declare.
8274 * fold-const.c (combine_comparisons): Export.
8275 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
8277 (ifcombine_iforif): Use combine_comparisons.
8279 2009-03-28 Jan Hubicka <jh@suse.cz>
8281 * tree-eh.c (inlinable_call_p): New function.
8282 (make_eh_edges): Use it.
8283 (verify_eh_edges): Use it.
8284 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
8285 * except.c (reachable_next_level): Add inlinable_function argument
8286 (sjlj_find_directly_reachable_regions): Update.
8287 (add_reachable_handler): Do not set saw_any_handlers.
8288 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
8289 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8290 Add new inlinable call parameter.
8291 (can_throw_internal, can_throw_external): Update.
8292 * except.h (can_throw_internal_1, can_throw_external_1,
8293 foreach_reachable_handler): Update declaration.
8295 2009-03-28 Joseph Myers <joseph@codesourcery.com>
8297 * config/arm/t-arm-coff, config/h8300/coff.h,
8298 config/i386/i386-aout.h, config/i386/i386-coff.h,
8299 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
8300 config/pdp11/2bsd.h, config/rs6000/aix41.h,
8301 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
8302 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
8303 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
8304 sys-types.h: Remove.
8305 * Makefile.in: Remove protoize and fixproto support and references
8307 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
8308 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
8310 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
8311 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
8312 unprotoize$(exeext).
8313 (rest.encap): Don't depend on $(STMP_FIXPROTO)
8314 (.PHONY): Don't depend on proto.
8315 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
8316 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
8317 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
8318 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
8319 build/gen-protos.o, build/scan.o, xsys-protos.h,
8320 build/fix-header$(build_exeext), build/fix-header.o,
8321 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
8322 stmp-install-fixproto): Remove.
8323 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
8324 SYSCALLS.c or fixproto files.
8325 (install-common): Don't install protoize.
8326 (install-headers-tar, install-headers-cpio, install-headers-cp):
8327 Don't depend on $(STMP_FIXPROTO).
8328 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
8329 install fixproto files or write out fixproto settings.
8330 (uninstall): Don't uninstall protoize.
8331 * config.gcc (use_fixproto): Remove.
8332 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
8333 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
8334 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
8335 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
8336 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
8337 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
8338 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
8339 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
8340 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
8341 * config/t-vxworks (STMP_FIXPROTO): Remove.
8342 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
8343 STMP_FIXPROTO): Remove.
8344 * config.in, configure: Regenerate.
8345 * crtstuff.c (gid_t, uid_t): Don't undefine.
8346 * doc/install.texi: Change m68k-coff to m68k-elf in example.
8347 (arm-*-coff, arm-*-aout: Remove target entries.
8348 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
8349 Remove mention of AIX 4.1.
8350 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
8351 * doc/invoke.texi (Running Protoize): Remove.
8352 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
8353 (Protoize Caveats): Remove.
8354 * tsystem.h: Update comments on headers assumed to exist.
8356 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
8358 * genautomata.c: Add a new year to the copyright. Add a new
8360 (struct insn_reserv_decl): Add comments for member bypass_list.
8361 (find_bypass): Remove.
8362 (insert_bypass): New.
8363 (process_decls): Use insert_bypass.
8364 (output_internal_insn_latency_func): Output all bypasses with the
8365 same input insn in one switch case.
8367 * rtl.def (define_bypass): Describe bypass choice.
8368 * doc/md.texi (define_bypass): Ditto.
8370 2009-03-27 Richard Guenther <rguenther@suse.de>
8372 * gimplify.c (mark_addressable): Export.
8373 * tree-flow.h (mark_addressable): Declare.
8374 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
8375 * tree-ssa.c (verify_phi_args): Verify that address taken
8376 variables have TREE_ADDRESSABLE set.
8378 2009-03-27 Richard Guenther <rguenther@suse.de>
8380 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
8381 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
8382 Do not mark decls TREE_ADDRESSABLE.
8383 (build_fold_addr_expr): Adjust.
8384 (fold_addr_expr): Remove.
8385 (fold_unary): Use build_fold_addr_expr.
8386 (fold_comparison): Likewise.
8387 (split_address_to_core_and_offset): Likewise.
8388 * coverage.c (tree_coverage_counter_addr): Mark the array decl
8390 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
8391 (gimplify_modify_expr_to_memcpy): Mark source and destination
8393 * omp-low.c (create_omp_child_function): Mark the object decl
8395 (lower_rec_input_clauses): Mark the var we take the address of
8397 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
8399 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8402 * cfgexpand.c (expand_one_stack_var_at): Change alignment
8403 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
8405 2009-03-27 Richard Guenther <rguenther@suse.de>
8407 PR tree-optimization/39120
8408 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
8410 (handle_lhs_call): Process return constraints. Add escape
8411 constraints if necessary.
8412 (handle_const_call): Fill out return constraints. Make nested
8413 case more precise. Avoid consttmp if possible.
8414 (handle_pure_call): Fill out return constraints. Avoid
8415 callused if possible.
8416 (find_func_aliases): Simplify call handling.
8418 2009-03-27 Richard Guenther <rguenther@suse.de>
8420 PR tree-optimization/39120
8421 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
8422 as a representative.
8423 (solve_graph): Do propagate CALLUSED.
8424 (handle_pure_call): Use a scalar constraint from CALLUSED for
8426 (find_what_p_points_to): CALLUSED shall not appear in poins-to
8429 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8432 * c-common.c (handle_aligned_attribute): Properly check alignment
8433 overflow. Use (1U << i) instead of (1 << i).
8435 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
8437 * expr.h (get_mem_align_offset): Updated.
8439 * tree.h (tree_decl_common): Change align to "unsigned int" and
8440 move it before pointer_alias_set.
8442 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8443 Jakub Jelinek <jakub@redhat.com>
8446 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
8447 gr_register_operand with gr_reg_or_0_operand.
8448 (cmpxchg_rel_di): Likewise.
8449 (sync_lock_test_and_set<mode>): Likewise.
8451 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8453 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
8454 (true_regnum): Likewise.
8456 * rtlanal.c (subreg_info): Moved to ...
8457 * rtl.h (subreg_info): Here. New.
8458 (subreg_get_info): New.
8460 * rtlanal.c (subreg_get_info): Make it extern.
8462 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8465 * config/i386/i386.c (ix86_abi): New.
8466 (override_options): Handle -mabi=.
8467 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
8468 (ix86_call_abi_override): Likewise.
8469 (init_cumulative_args): Likewise.
8470 (function_arg_advance): Likewise.
8471 (function_arg_64): Likewise.
8472 (function_arg): Likewise.
8473 (ix86_pass_by_reference): Likewise.
8474 (ix86_function_value_regno_p): Likewise.
8475 (ix86_build_builtin_va_list_abi): Likewise.
8476 (setup_incoming_varargs_64): Likewise.
8477 (is_va_list_char_pointer): Likewise.
8478 (ix86_init_machine_status): Likewise.
8479 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
8480 (ix86_function_type_abi): Return enum calling_abi. Rewrite
8481 for 64bit. Replace DEFAULT_ABI with ix86_abi.
8482 (ix86_function_abi): Make it static and return enum calling_abi.
8483 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
8485 (ix86_fn_abi_va_list): Updated.
8487 * config/i386/i386.h (ix86_abi): New.
8488 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
8489 (CONDITIONAL_REGISTER_USAGE): Likewise.
8490 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
8491 (machine_function): Likewise.
8493 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
8495 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
8496 (STACK_BOUNDARY): Likewise.
8497 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
8499 * config/i386/i386.opt (mabi=): New.
8501 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
8502 return enum calling_abi.
8503 (ix86_function_type_abi): Likewise.
8504 (ix86_function_abi): Removed.
8506 * doc/invoke.texi: Document -mabi= option for x86.
8508 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8510 * builtins.c (real_dconstp): Delete.
8511 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
8513 2009-03-27 Dodji Seketeli <dodji@redhat.com>
8514 Jakub Jelinek <jakub@redhat.com>
8517 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
8518 (gen_subprogram_die): When a function is explicit, generate the
8519 DW_AT_explicit attribute.
8520 * langhooks.h (struct lang_hooks_for_decls): Add
8521 function_decl_explicit_p langhook.
8522 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
8523 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
8525 2009-03-27 Jakub Jelinek <jakub@redhat.com>
8527 * builtins.c (fold_builtin_memory_op): Optimize memmove
8528 into memcpy if we can prove source and destination don't overlap.
8530 * tree-inline.c: Include gt-tree-inline.h.
8531 (clone_fn_id_num): New variable.
8532 (clone_function_name): New function.
8533 (tree_function_versioning): Use it.
8534 * Makefile.in (GTFILES): Add tree-inline.c.
8536 2009-03-27 Mark Mitchell <mark@codesourcery.com>
8538 * BASE-VER: Change to 4.5.0.
8540 2009-03-27 Xinliang David Li <davidxl@google.com>
8542 PR tree-optimization/39557
8543 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
8545 2009-03-27 Xinliang David Li <davidxl@google.com>
8547 PR tree-optimization/39548
8548 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
8551 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8553 * c-common.c (pointer_int_sum): Use %wd on return from
8556 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8558 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
8559 on return from tree_low_cst.
8561 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
8564 * ginclude/stdarg.h (va_copy): Define also for
8565 __GXX_EXPERIMENTAL_CXX0X__.
8567 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8570 * builtins.h (c_strlen): Do not warn here.
8571 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8572 * c-common.c (pointer_int_sum): Take an explicit location.
8573 Warn about offsets out of bounds.
8574 * c-common.h (pointer_int_sum): Adjust declaration.
8576 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8578 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
8581 2009-03-26 Jakub Jelinek <jakub@redhat.com>
8584 * opts.c (warn_if_disallowed_function_p): Don't assume
8585 get_callee_fndecl must return non-NULL.
8587 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
8589 PR rtl-optimization/39522
8590 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
8591 when reg_reloaded_valid is set.
8593 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8595 * config/spu/divv2df3.c: New file.
8596 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
8597 (DPBIT_FUNCS): Filter out _div_df.
8599 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
8601 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
8602 a jump insn, count that jump in the distance to the loop start.
8604 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
8607 * config/sh/sh.c (calc_live_regs): Fix condition for global
8608 registers except PIC_OFFSET_TABLE_REGNUM.
8610 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
8613 * doc/invoke.texi (-mconsole): New.
8617 (-mnop-fun-dllimport): New.
8621 (sub section "i386 and x86-64 Windows Options"): New.
8623 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
8625 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
8626 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
8628 2009-03-25 Richard Guenther <rguenther@suse.de>
8631 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
8634 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
8636 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
8637 neither of haifa/selective schedulers are working.
8639 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8641 * doc/invoke.texi (Debugging Options): Fix description of
8642 -fno-merge-debug-strings.
8644 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
8646 * config/cris/libgcc.ver: New version-script.
8647 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
8649 * configure.ac <GAS features, nop mnemonic>: Add pattern
8650 crisv32-*-* for "nop".
8651 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
8652 * configure: Regenerate.
8654 2009-03-24 Ira Rosen <irar@il.ibm.com>
8656 PR tree-optimization/39529
8657 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
8658 mark_sym_for_renaming for the tag copied to the new vector
8661 2009-03-24 Arthur Loiret <aloiret@debian.org>
8663 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
8664 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
8665 EXTRA_SPEC_FUNCTIONS.
8666 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
8667 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
8668 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
8669 -march and -mtune options.
8671 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
8673 * config/m68k/t-rtems: Add m5329 multilib.
8675 2009-03-24 Dodji Seketeli <dodji@redhat.com>
8676 Jakub Jelinek <jakub@redhat.com>
8679 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
8682 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8685 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
8686 instead of c_parser_expression_conv, if original_code isn't one of the
8687 4 allowed comparison codes, fail.
8689 2009-03-23 Richard Guenther <rguenther@suse.de>
8691 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
8692 * tree.h (struct tree_type): Likewise.
8693 * reload.h (struct insn_chain): Likewise.
8694 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
8695 * function.h (struct function): Likewise.
8696 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
8698 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8700 PR tree-optimization/39516
8701 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
8703 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
8705 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
8706 should be set true if BITS_PER_WORD of target is bigger than 32
8708 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
8710 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
8711 Translate -B-options to -rpath-link. Correct existing
8712 rpath-link and conditionalize on !nostdlib.
8714 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8716 * doc/extend.texi (Function Attributes, Variable Attributes):
8718 * doc/invoke.texi (Debugging Options, Optimize Options)
8719 (i386 and x86-64 Options, MCore Options): Likewise.
8721 2009-03-20 Jakub Jelinek <jakub@redhat.com>
8724 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
8725 it for block local namespace aliases.
8726 (gen_decl_die): Pass context_die to gen_namespace_die.
8728 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8731 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
8732 minimum or maximum value.
8734 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
8736 * reginfo.c (globalize_reg): Recompute derived reg sets.
8738 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
8741 * libgcc2.c (mprotect): Do not use signed arguments for
8742 VirtualProtect, use DWORD arguments. Also fix the 'may
8743 be used uninitialized' warning for the np variable.
8745 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8748 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
8749 functions using regparm calling conventions when not optimizing.
8750 (ix86_function_sseregparm): Similarly for sseregparm calling
8753 2009-03-19 Li Feng <nemokingdom@gmail.com>
8756 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
8757 dependence if the first conflict is after niter iterations.
8759 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
8762 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
8763 functions with dynamic stack-pointer adjustments.
8765 2009-03-19 Ben Elliston <bje@au.ibm.com>
8767 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
8768 option; change to -msdata=data.
8770 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8772 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
8775 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
8778 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
8780 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
8782 * doc/invoke.texi (Code Gen Options): Expand discussion of
8785 2009-03-18 Jakub Jelinek <jakub@redhat.com>
8787 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
8788 * matrix-reorg.c (struct matrix_info): Likewise.
8789 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
8790 * rtl.h (struct mem_attrs): Likewise.
8791 * df.h (struct df): Likewise.
8792 * tree-data-ref.h (struct data_dependence_relation): Likewise.
8793 * ira-int.h (struct ira_allocno): Likewise.
8794 * df-scan.c (struct df_collection_rec): Likewise.
8795 * ira.c (struct equivalence): Likewise.
8796 * function.c (struct temp_slot): Likewise.
8797 * cfgloop.h (struct loop): Likewise.
8800 * function.c (use_register_for_decl): When not optimizing, disregard
8801 register keyword for variables with types containing methods.
8803 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
8806 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
8807 (is_simple_operand): Call contains_component_ref_p before calling data
8808 reference analysis that would fail on COMPONENT_REFs.
8810 * tree-vrp.c (search_for_addr_array): Fix formatting.
8812 2009-03-18 Richard Guenther <rguenther@suse.de>
8814 * tree-vect-transform.c (vect_loop_versioning): Fold the
8815 generated comparisons.
8816 * tree-vectorizer.c (set_prologue_iterations): Likewise.
8817 (slpeel_tree_peel_loop_to_edge): Likewise.
8819 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8822 * opts.c (print_specific_help): In addition to `undocumented',
8823 accept `separate' and `joined' flags if passed alone. Describe
8824 output by the first matched one of those.
8825 (common_handle_option): Skip over empty strings.
8826 * gcc.c (display_help): Fix help string for `--help='.
8827 * doc/invoke.texi (Option Summary, Overall Options): With
8828 `--help=', classes and qualifiers can both be repeated, but
8829 only the latter can be negated. One should not pass only
8830 negated qualifiers. Fix markup and examples.
8833 2008-10-14 Jakub Jelinek <jakub@redhat.com>
8835 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
8836 and -fhelp=separate.
8838 2009-03-17 Jing Yu <jingyu@google.com>
8841 * function.h (struct rtl_data): Move is_thunk from here...
8842 (struct function): ...to here.
8843 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
8844 * varasm.c (assemble_start_function): Change is_thunk from crtl to
8846 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
8848 (alpha_does_function_need_gp, alpha_start_function): Likewise.
8849 (alpha_output_function_end_prologue): Likewise.
8850 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
8851 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
8852 (rs6000_output_function_epilogue): Likewise.
8853 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8855 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
8858 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
8859 from different units in a single alternative.
8860 (*truncdfsf_i387): Ditto.
8861 (*truncxfsf2_mixed): Ditto.
8862 (*truncxfdf2_mixed): Ditto.
8864 2009-03-17 Jakub Jelinek <jakub@redhat.com>
8866 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
8867 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
8870 * tree-ssa-live.c (remove_unused_locals): Don't remove local
8871 unused non-artificial variables when not optimizing.
8874 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
8875 DW_TAG_imported_module even if decl is IMPORTED_DECL with
8876 NAMESPACE_DECL in its DECL_INITIAL.
8879 * optabs.c (set_user_assembler_libfunc): New function.
8880 * expr.h (set_user_assembler_libfunc): New prototype.
8881 * c-common.c: Include libfuncs.h.
8882 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
8883 for memcmp, memset, memcpy, memmove and abort.
8884 * Makefile.in (c-common.o): Depend on libfuncs.h.
8887 * dwarf2out.c (gen_inlined_enumeration_type_die,
8888 gen_inlined_structure_type_die, gen_inlined_union_type_die,
8889 gen_tagged_type_instantiation_die): Removed.
8890 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
8893 2009-03-17 Janis Johnson <janis187@us.ibm.com>
8896 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
8898 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
8899 (check-parallel-%): Ditto.
8900 (check-consistency): Ditto.
8902 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
8904 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
8905 local variable rhs by NULL_TREE.
8907 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8910 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
8912 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8915 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
8917 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8920 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
8921 for ms->sysv ABI calls only in 64bit mode.
8923 * config/i386/i386.md (untyped_call): Support 32bit.
8925 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
8927 * doc/extend.texi: Replace x86_65 with x86_64.
8929 2009-03-16 Jakub Jelinek <jakub@redhat.com>
8931 PR tree-optimization/39455
8932 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
8933 mismatches for POINTER_TYPE_P (type).
8934 (number_of_iterations_le): Likewise.
8936 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8938 * config/picochip/picochip.c: Removed profiling support.
8939 * config/picochip/picochip.md: Removed profiling instruction.
8940 * config/picochip/picochip.h: Removed profiling builtin.
8942 2009-03-16 Joseph Myers <joseph@codesourcery.com>
8944 * doc/install.texi (--with-host-libstdcxx): Document.
8946 2009-03-14 Anatoly Sokolov <aesok@post.ru>
8949 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
8950 generate a warning if the function name does not begin with
8951 "__vector" and the function has either the 'signal' or 'interrupt'
8952 attribute, from here to ...
8953 (avr_declare_function_name): ...here. New function.
8954 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
8955 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
8957 2009-03-14 Jakub Jelinek <jakub@redhat.com>
8960 * cse.c (fold_rtx): Don't modify original const_arg1 when
8961 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
8962 separate variable instead.
8963 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
8964 from out of range shift counts.
8965 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
8967 2009-03-13 Catherine Moore <clm@codesourcery.com>
8969 * config/i386/x-mingw32 (host-mingw32.o): Replace
8970 diagnostic.h with $(DIAGNOSTIC_H).
8972 2009-03-12 Jakub Jelinek <jakub@redhat.com>
8975 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
8977 * config/i386/sync.md (sync_compare_and_swap<mode>,
8978 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
8979 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
8981 (sync_double_compare_and_swapdi_pic,
8982 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
8983 cmpxchg8b_pic_memory_operand instead of just memory_operand.
8985 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8988 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
8990 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8993 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
8994 (avx_addsubv4df3): Likewise.
8995 (*avx_addsubv4sf3): Likewise.
8996 (sse3_addsubv4sf3): Likewise.
8998 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
9001 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
9003 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
9006 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
9007 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9008 registers for allocnos created from user-defined variables.
9010 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9013 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
9014 of non-integer mode as well.
9016 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
9018 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
9019 for functions for which the parameter types are unknown.
9021 2009-03-11 Jakub Jelinek <jakub@redhat.com>
9024 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
9025 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
9026 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
9027 * config/i386/i386.c (ix86_local_alignment): For
9028 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
9029 long long variables on the stack to avoid dynamic realignment.
9030 Allow the first argument to be a decl rather than type.
9031 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
9033 2009-03-11 Nick Clifton <nickc@redhat.com>
9036 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
9038 Add description to mno-lsim option.
9039 * config/mcore/mcore.h: Remove comment about deprecated m4align
9041 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
9042 * doc/invoke.texi: Add description of mno-lsim and
9043 mstack-increment options.
9045 * config/fr30/fr30.opt: Document the -mno-lsim option.
9046 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
9047 and -mno-lsim options.
9049 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9051 * fold-const.c (fold_comparison): Only call fold_inf_compare
9052 if the mode supports infinities.
9054 2009-03-11 Jason Merrill <jason@redhat.com>
9057 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
9058 end already did. Notice GIMPLE_CALL modifications of the result.
9059 Don't copy debug information from an ignored decl or a decl from
9062 2009-03-10 Richard Guenther <rguenther@suse.de>
9063 Nathan Froyd <froydnj@codesourcery.com>
9066 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
9067 (__divMODE3): Likewise.
9069 2009-03-09 Jakub Jelinek <jakub@redhat.com>
9071 PR tree-optimization/39394
9072 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
9073 DECL_SIZE_UNIT of variable length FIELD_DECLs.
9075 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9077 * recog.c (verfiy_changes): Disallow renaming of hard regs in
9078 inline asms for register asm ("") declarations.
9080 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
9082 * fold-const.c (fold_unary): Fix comment.
9084 2009-03-07 Jan Hubicka <jh@suse.cz>
9087 * tree-inline.c (setup_one_parameter): Do replacement of const
9088 argument by constant in SSA form.
9090 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9093 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
9094 determine alignment passed to assign_stack_local.
9095 (assign_parms_unsplit_complex): Likewise.
9096 * except.c (sjlj_build_landing_pads): Likewise.
9098 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9101 * tree-flow.h (add_referenced_var): Return bool instead of void.
9102 * tree-dfa.c (add_referenced_var): Return result of
9103 referenced_var_check_and_insert call.
9104 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
9105 of referenced_var_check_and_insert.
9108 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
9109 (gen_variable_die): Emit DW_AT_location on abstract static variable's
9110 DIE, don't emit it if abstract origin already has it.
9111 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
9112 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
9114 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9116 * genpreds.c (needs_variable): Fix parentheses at variable name
9118 (write_tm_constrs_h): Indent generated code.
9120 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9122 * doc/extend.texi (Function Attributes): Add documentation
9125 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9128 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
9129 take locus from its DECL_SOURCE_LOCATION instead of input_location.
9131 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9133 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
9136 2009-03-05 Jakub Jelinek <jakub@redhat.com>
9139 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
9140 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
9142 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
9144 * config/i386/i386.md (R8_REG, R9_REG): New constants.
9145 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
9146 constants instead of magic numbers.
9147 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9149 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
9150 (x86_64_ms_abi_int_parameter_registers): Ditto.
9151 (x86_64_int_return_registers): Ditto.
9152 (ix86_maybe_switch_abi): Ditto.
9153 (ix86_expand_call): Ditto for clobbered_registers array.
9154 (ix86_hard_regno_mode_ok): Ditto.
9155 (x86_extended_QIreg_mentioned_p): Ditto.
9157 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
9159 PR tree-optimization/39349
9160 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
9162 * combine.c (gen_lowpart_for_combine): Use omode when generating
9165 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
9167 PR rtl-optimization/39235
9168 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
9170 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9172 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
9174 2009-03-04 Richard Guenther <rguenther@suse.de>
9176 PR tree-optimization/39362
9177 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
9178 that occur in abnormal PHIs should be varying.
9180 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9182 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
9184 (simple_iv): Take loop as an argument instead of statement.
9185 * tree-scalar-evolution.h (simple_iv): Declaration changed.
9186 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
9188 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
9190 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
9191 * matrix-reorg.c (analyze_transpose): Ditto.
9192 * tree-data-ref.c (dr_analyze_innermost): Ditto.
9193 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9194 * tree-predcom.c (ref_at_iteration): Ditto.
9195 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
9197 2009-03-04 Richard Guenther <rguenther@suse.de>
9199 PR tree-optimization/39358
9200 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
9201 escaped_id and callused_id.
9202 (solve_graph): Likewise.
9204 2009-03-04 Richard Guenther <rguenther@suse.de>
9206 PR tree-optimization/39339
9207 * tree-sra.c (try_instantiate_multiple_fields): Make it
9208 no longer ICE on the above.
9210 2009-03-03 Joseph Myers <joseph@codesourcery.com>
9212 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
9213 that fits within Pmode.
9215 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9218 * tm.texi (LIBCALL_VALUE): Update description.
9220 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9223 * doc/extend.texi (section): Update description.
9225 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
9228 * tree-inline.c (remapped_type): New.
9229 (can_be_nonlocal): Call remapped_type instead of remap_type.
9231 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9234 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
9235 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
9237 2009-03-03 Richard Guenther <rguenther@suse.de>
9240 * tree.c (tree_nonartificial_location): New function.
9241 * tree.h (tree_nonartificial_location): Declare.
9242 * builtins.c (expand_builtin_memory_chk): Provide location
9243 of the call location for artificial function pieces.
9244 (maybe_emit_chk_warning): Likewise.
9245 (maybe_emit_sprintf_chk_warning): Likewise.
9246 (maybe_emit_free_warning): Likewise.
9247 * expr.c (expand_expr_real_1): Likewise.
9249 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9251 PR tree-optimization/39343
9252 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
9253 COMPONENT_REF t has ARRAY_TYPE.
9255 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
9258 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
9259 when the type precision of the induction variable should be
9260 larger than the type precision of nit.
9261 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
9262 * graphite.c (graphite_loop_normal_form): Same.
9263 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
9265 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9267 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
9268 (*call_1_rex64_ms_sysv): Use named constants instead of magic
9269 numbers to describe clobbered registers.
9270 (*call_value_0_rex64_ms_sysv): Ditto.
9271 * config/i386/mmx.md (mmx_emms): Ditto.
9274 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
9276 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
9279 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9281 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
9282 (spu_section_type_flags): New function.
9284 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9286 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
9287 reg_class_contents of FLOAT_REGS into a temporary.
9289 2009-03-02 Richard Guenther <rguenther@suse.de>
9290 Ira Rosen <irar@il.ibm.com>
9292 PR tree-optimization/39318
9293 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
9294 information to the vectorized statement.
9296 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
9298 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
9299 variable. Use defined names instead of magic constants for REX SSE
9302 2009-03-01 Richard Guenther <rguenther@suse.de>
9304 PR tree-optimization/39331
9305 * omp-low.c (lower_send_shared_vars): Do not receive new
9306 values for the reference of DECL_BY_REFERENCE parms or results.
9308 2009-03-01 Jan Hubicka <jh@suse.cz>
9311 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
9312 BLOCK_NONLOCALIZED_VAR): New macros.
9313 (tree_block): Add nonlocalized_vars.
9314 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
9315 gen_decl_die): Add origin argument. Allow generation of die with
9316 origin at hand only.
9317 (gen_member_die, gen_type_die_with_usage, force_decl_die,
9318 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
9320 (gen_block_die): Fix checking for unused blocks.
9321 (process_scope_var): Break out from .... ; work with origins only.
9322 (decls_for_scope) ... here; process nonlocalized list.
9323 (dwarf2out_ignore_block): Look for nonlocalized vars.
9324 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
9326 (dump_scope_block): Dump them.
9327 * tree-inline.c (remap_decls): Handle nonlocalized vars.
9328 (remap_block): Likewise.
9329 (can_be_nonlocal): New predicate.
9330 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
9332 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9334 * configure: Regenerate.
9336 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9338 * optc-gen.awk: No need to duplicate option flags twice.
9339 Reuse help texts for duplicate options which do not have any.
9341 * gcc.c (display_help): Document --version.
9343 * gcc.c (main): If print_help_list and verbose_flag, ensure
9344 driver output comes before subprocess output.
9346 * optc-gen.awk: Assign all remaining fields to help string,
9347 space-separated, for multi-line help in *.opt.
9349 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
9350 -Wno-pedantic-ms-format is for MinGW targets only.
9352 * doc/options.texi (Option file format): Fix bad indentation,
9353 restoring dropped sentence.
9355 2009-02-28 Jan Hubicka <jh@suse.cz>
9357 * tree-inline.c (tree_function_versioning): Output debug info.
9359 2009-02-28 Jan Hubicka <jh@suse.cz>
9362 * tree-inline.c (setup_one_parameter): Do not copy propagate
9363 arguments when not optimizing.
9365 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
9368 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
9369 (avx_addsubv4df3): Likewise.
9370 (*avx_addsubv4sf3): Likewise.
9371 (sse3_addsubv4sf3): Likewise.
9372 (*avx_addsubv2df3): Likewise.
9373 (sse3_addsubv2df3): Likewise.
9374 (avx_unpckhps256): Correct item selectors.
9375 (avx_unpcklps256): Likewise.
9376 (avx_unpckhpd256): Likewise.
9377 (avx_unpcklpd256): Likewise.
9379 2009-02-28 Jan Hubicka <jh@suse.cz>
9381 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
9383 (copy_arguments_for_versioning): If var is declared don't declare it.
9384 (tree_function_versioning): First setup substitutions and then copy
9387 2009-02-27 Jan Hubicka <jh@suse.cz>
9390 * cgraph.h (varpool_output_debug_info): Remove.
9391 * cgraphunit.c (varpool_output_debug_info): Remove.
9392 * dwarf2out.c (deferred_locations_struct): New struct
9393 (deferred_locations): New type.
9394 (deferred_locations_list): New static var.
9395 (deffer_location): New function.
9396 (gen_variable_die): Use it.
9397 (decls_for_scope): Output info on local static vars.
9398 (dwarf2out_finish): Process deferred locations.
9399 * varpool.c (varpool_output_debug_info): Remove.
9401 2009-02-27 Jan Hubicka <jh@suse.cz>
9404 * tree.h (TREE_PROTECTED): Fix comment.
9405 (BLOCK_HANDLER_BLOCK): Remove.
9406 (struct tree_block): Remove handler_block add body_block.
9407 (inlined_function_outer_scope_p): New.
9408 (is_body_block): Remove.
9409 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
9410 * dwarf2out.c (is_inlined_entry_point): Remove.
9411 (add_high_low_attributes): Use inlined_function_outer_scope_p.
9412 (gen_block_die): Use is_inlined_entry_point check. Remove body block
9414 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
9415 * gimplify.c (gimplify_expr): Gimplify body blocks.
9416 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
9417 block with multiple subblocks.
9418 (dump_scope_block): Prettier output; dump more flags and info.
9419 (dump_scope_blocks): New.
9420 (remove_unused_locals): Use dump_scope_blocks.
9421 * tree-flow.h (dump_scope_blocks): Declare.
9422 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
9423 * stmt.c (is_body_block): Remove.
9424 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
9425 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
9427 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
9430 * graphite.c (graphite_loop_normal_form): Do not call
9431 number_of_iterations_exit from a gcc_assert.
9433 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9435 * config/s390/s390.c (s390_swap_cmp): Look for conditional
9436 jumps if COND is NULL.
9437 (find_cond_jump): New function.
9438 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
9439 * config/s390/s390.md: Remove z10_cobra attribute value.
9441 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
9443 * config/alpha/alpha.h (alpha_expand_mov): Return false if
9444 force_const_mem returns NULL_RTX.
9446 2009-02-26 Jan Hubicka <jh@suse.cz>
9449 * cgraph.h (varpool_output_debug_info): Remove.
9450 * cgraphunit.c (varpool_output_debug_info): Remove.
9451 * dwarf2out.c (deferred_locations_struct): New struct
9452 (deferred_locations): New type.
9453 (deferred_locations_list): New static var.
9454 (deffer_location): New function.
9455 (gen_variable_die): Use it.
9456 (decls_for_scope): Output info on local static vars.
9457 (dwarf2out_finish): Process deferred locations.
9458 * varpool.c (varpool_output_debug_info): Remove.
9460 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
9462 PR rtl-optimization/39241
9463 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
9464 to subreg_offset_representable_p.
9466 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9468 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
9469 execute function prototype. Get f and nregs from max_reg_num
9470 and get_insns. Remove the first backward pass as it's dead,
9471 guard the forward pass by flag_expensive_optimizations.
9472 (rest_of_handle_regmove): Delete.
9473 (pass_regmove): Replace it with regmove_optimize.
9475 2009-02-25 Martin Jambor <mjambor@suse.cz>
9477 PR tree-optimization/39259
9478 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
9479 calls_alloca function flags.
9480 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
9483 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9485 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
9486 flags_set_1_rtx, flags_set_1_set): Delete.
9487 (regmove_optimize): Do not call mark_flags_life_zones.
9489 2009-02-24 Julian Brown <julian@codesourcery.com>
9492 * config/arm/arm.c (require_pic_register): Only set
9493 cfun->machine->pic_reg once per function.
9495 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
9497 * doc/invoke.texi (Link Options): Document an easier way to pass
9498 options that take arguments to the GNU linker using -Xlinker and -Wl.
9500 2009-02-24 Steve Ellcey <sje@cup.hp.com>
9503 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
9505 2009-02-24 Richard Guenther <rguenther@suse.de>
9508 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
9510 2009-02-24 Richard Guenther <rguenther@suse.de>
9511 Zdenek Dvorak <ook@ucw.cz>
9513 PR tree-optimization/39233
9514 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
9515 from converting them to a generic type.
9517 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
9519 PR tree-optimization/39260
9520 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
9521 contains a condition with a real type.
9522 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
9524 2009-02-23 Jason Merrill <jason@redhat.com>
9527 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
9528 narrowing_initializer_constant_valid_p.
9529 (narrowing_initializer_constant_valid_p): Don't return
9530 null_pointer_node for adding a pointer to itself.
9532 2009-02-23 Jan Hubicka <jh@suse.cz>
9535 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
9538 2009-02-23 Jan Hubicka <jh@suse.cz>
9540 PR tree-optimization/37709
9541 * tree.c (block_ultimate_origin): Move here from dwarf2out.
9542 * tree.h (block_ultimate_origin): Declare.
9543 * dwarf2out.c (block_ultimate_origin): Move to tree.c
9544 * tree-ssa-live.c (remove_unused_scope_block_p):
9545 Eliminate blocks containig no instructions nor live variables nor
9547 (dump_scope_block): New function.
9548 (remove_unused_locals): Enable removal of dead blocks by default;
9549 enable dumping at TDF_DETAILS.
9551 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9553 * config/i386/i386.c (classify_argument): Don't allow COImode
9555 (function_arg_advance_32): Don't allow OImode.
9556 (function_arg_32): Likewise.
9557 (function_value_32): Likewise.
9558 (return_in_memory_32): Likewise.
9559 (function_arg_64): Remove OImode comment.
9561 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9564 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9565 ix86_expand_vector_set for V4DImode in 64bit mode only.
9566 (ix86_expand_vector_init_one_var): Likewise.
9568 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
9570 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
9572 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9575 * loop-iv.c: Revert last change.
9576 * emit-rtl.c: Likewise.
9578 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9581 * config/i386/i386.c (type_natural_mode): Remove an extra
9582 space in the warning message.
9583 (function_value_32): Handle 32-byte vector modes.
9584 (return_in_memory_32): Likewise.
9586 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9588 * loop-iv.c (truncate_value): New function.
9589 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
9591 (lowpart_subreg): Move to...
9592 * emit-rtl.c: ...here.
9594 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
9596 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
9597 accidental and undocumented change at revision 140860.
9599 2009-02-21 Joseph Myers <joseph@codesourcery.com>
9601 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
9602 take gimple_seq * arguments.
9603 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
9604 types_compatible_p langhook.
9606 2009-02-20 Mark Mitchell <mark@codesourcery.com>
9607 Joseph Myers <joseph@codesourcery.com>
9609 * config/arm/arm.c (arm_builtin_va_list): New function.
9610 (arm_expand_builtin_va_start): Likewise.
9611 (arm_gimplify_va_arg_expr): Likewise.
9612 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
9613 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
9614 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
9615 (va_list_type): New variable.
9616 (arm_mangle_type): Mangle va_list_type appropriately.
9618 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9621 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
9622 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
9623 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
9624 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
9625 parameter to 1000 for -O1 by default.
9626 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
9628 * loop-invariant.c: Include params.h.
9629 (move_loop_invariants): Don't call move_single_loop_invariants on
9632 2009-02-20 Jaka Mocnik <jaka@xlab.si>
9634 * calls.c (emit_library_call_value_1): Use slot_offset instead of
9635 offset when calculating bounds for indexing stack_usage_map. Fixes
9636 a buffer overflow with certain target setups.
9638 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9641 * calls.c (expand_call): Clear try_tail_call if caller and callee
9642 disagree in promotion of function return value.
9644 2009-02-19 Jakub Jelinek <jakub@redhat.com>
9647 * c-common.c (c_determine_visibility): If visibility changed and
9648 DECL_RTL has been already set, call make_decl_rtl to update symbol
9651 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
9654 * varasm.c (assemble_variable): Don't check DECL_NAME when
9655 globalizing a variable.
9657 2009-02-19 Joseph Myers <joseph@codesourcery.com>
9660 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
9661 expression before any __builtin_trap call.
9662 * c-typeck.c (build_function_call): Convert and check function
9663 arguments before generating a call to a trap. Evaluate the
9664 function arguments before the trap.
9666 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
9669 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
9670 (UNSPEC_FXAM_MEM): New unspec.
9671 (fxam<mode>2_i387_with_temp): New insn and split pattern.
9672 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
9673 memory using fxam<mode>2_i387_with_temp to remove excess precision.
9675 2009-02-19 Richard Guenther <rguenther@suse.de>
9677 PR tree-optimization/39207
9678 PR tree-optimization/39074
9679 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
9680 storedanything_tree): New.
9681 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
9682 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
9683 (build_succ_graph): Add edges from STOREDANYTHING to all
9685 (init_base_vars): Initialize STOREDANYTHING.
9686 (compute_points_to_sets): Free substitution info after
9687 building the succ graph.
9688 (ipa_pta_execute): Likewise.
9690 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
9692 (do_ds_constraint): Do not add to special var or non-pointer
9694 (type_could_have_pointers): Split out from ...
9695 (could_have_pointers): ... here. For arrays use the element type.
9696 (create_variable_info_for): Initialize may_have_pointers.
9697 (new_var_info): Likewise.
9698 (handle_lhs_call): Make the HEAP variable unknown-sized.
9699 (intra_create_variable_infos): Use a type with pointers for
9700 PARM_NOALIAS, make it unknown-sized.
9702 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
9705 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
9707 2009-02-18 Jason Merrill <jason@redhat.com>
9710 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
9711 value if DECL_EXTERNAL.
9712 * tree-sra.c (sra_walk_gimple_assign): Likewise.
9713 * target.h (gcc_target::binds_local_p): Clarify "module".
9714 * tree.h (TREE_PUBLIC): Clarify "module".
9716 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
9719 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
9720 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
9722 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
9725 * c.opt (Wabi): Support C and ObjC.
9728 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
9730 * config/i386/i386.c (classify_argument): Warn once about the ABI
9731 change when passing union with long double.
9733 * doc/invoke.texi: Update -Wabi for warning psABI changes.
9735 2009-02-18 Joseph Myers <joseph@codesourcery.com>
9738 * c-parser.c (c_parser_compound_statement): Always enter and leave
9741 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9744 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
9746 2009-02-18 Jakub Jelinek <jakub@redhat.com>
9748 PR tree-optimization/36922
9749 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
9750 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
9753 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9755 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
9758 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9760 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
9762 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9764 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
9767 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
9768 Richard Sandiford <rdsandiford@googlemail.com>
9770 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
9771 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
9772 (loongson_biadd): ...this.
9774 2009-02-17 Richard Guenther <rguenther@suse.de>
9776 PR tree-optimization/39202
9777 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
9778 a var make sure to follow existing collapses.
9780 2009-02-17 Richard Guenther <rguenther@suse.de>
9783 * langhooks.c (lhd_print_error_function): Check for NULL block.
9785 2009-02-17 Richard Guenther <rguenther@suse.de>
9787 PR tree-optimization/39204
9788 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
9791 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
9793 * config/soft-fp/double.h: Update from glibc CVS.
9795 2009-02-17 Richard Guenther <rguenther@suse.de>
9797 PR tree-optimization/39207
9798 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
9799 strict-aliasing warnings for pointers pointing to NULL.
9801 2009-02-16 Joseph Myers <joseph@codesourcery.com>
9804 * c-parser.c (c_parser_braced_init): Call pop_init_level when
9805 skipping until next close brace.
9807 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
9810 * config/i386/i386.c (ix86_expand_push): Set memory alignment
9811 to function argument boundary.
9813 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9815 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
9816 in the lea_add. Reload eventually constraints it properly.
9817 * config/picochip/constraints.md: Remove the target constraint
9818 "b", since it is not needed anymore.
9820 2009-02-16 Jakub Jelinek <jakub@redhat.com>
9822 * gthr-dce.h: Uglify function parameter and local variable names.
9823 * gthr-gnat.h: Likewise.
9824 * gthr-mipssde.h: Likewise.
9825 * gthr-nks.h: Likewise.
9826 * gthr-posix95.h: Likewise.
9827 * gthr-posix.h: Likewise.
9828 * gthr-rtems.h: Likewise.
9829 * gthr-single.h: Likewise.
9830 * gthr-solaris.h: Likewise.
9831 * gthr-tpf.h: Likewise.
9832 * gthr-vxworks.h: Likewise.
9833 * gthr-win32.h: Likewise.
9835 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
9838 * config/i386/i386.md: Restrict the new peephole2 to move
9839 between MMX/SSE registers.
9841 2009-02-15 Richard Guenther <rguenther@suse.de>
9844 2009-02-13 Richard Guenther <rguenther@suse.de>
9846 * configure.ac: Enable LFS.
9847 * configure: Re-generate.
9848 * config.in: Likewise.
9850 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9852 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
9853 spu_srqwbyte, spu_srqwbytebc): Define.
9854 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
9855 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
9856 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
9857 "shrqby_<mode>"): New insn-and-split patterns.
9858 * config/spu/spu.c (expand_builtin_args): Determine and return
9859 number of operands using spu_builtin_description data.
9860 (spu_expand_builtin_1): Use it.
9862 2009-02-13 Steve Ellcey <sje@cup.hp.com>
9865 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
9868 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9871 * config/i386/i386.c (override_options): Correct warning
9872 messages for -malign-loops, -malign-jumps and -malign-functions.
9874 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9877 * config/i386/i386.md: Restrict the new peephole2 to move
9878 between the general purpose registers.
9880 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9883 * config/i386/i386.c (type_natural_mode): Add a new argument.
9884 Return the original mode and warn ABI change if vector size is 32byte.
9885 (function_arg_advance): Updated.
9886 (function_arg): Likewise.
9887 (ix86_function_value): Likewise.
9888 (ix86_return_in_memory): Likewise.
9889 (ix86_sol10_return_in_memory): Likewise.
9890 (ix86_gimplify_va_arg): Likewise.
9891 (function_arg_32): Don't warn ABX ABI change here.
9892 (function_arg_64): Likewise.
9894 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
9896 * loop-iv.c (implies_p): In the final case, test that operands 0
9897 of the two comparisons match.
9899 * config/bfin/bfin.c (find_prev_insn_start): New function.
9900 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
9901 (find_next_insn_start): Move.
9903 2009-02-13 Richard Guenther <rguenther@suse.de>
9905 * configure.ac: Enable LFS.
9906 * configure: Re-generate.
9907 * config.in: Likewise.
9909 2009-02-13 Joseph Myers <joseph@codesourcery.com>
9912 * c-parser.c (c_parser_parms_list_declarator): Discard pending
9913 sizes on syntax error after some arguments have been parsed.
9915 2009-02-12 Jakub Jelinek <jakub@redhat.com>
9917 * doc/invoke.texi (-fira): Remove.
9919 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9921 * caller-save.c: Replace regclass.c with reginfo.c in comments.
9922 * recog.c: Likewise.
9925 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
9927 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
9928 (umul_ppmm): Likewise.
9929 (count_leading_zeros): Likewise.
9930 (count_trailing_zeros): Likewise.
9931 (UMUL_TIME): Likewise.
9933 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9935 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
9936 soft-fp/t-softfp to tmake_file.
9938 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
9939 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
9940 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
9941 IA64_BUILTIN_INFQ]: New.
9942 (ia64_init_builtins): Initialize __builtin_infq,
9943 __builtin_fabsq and __builtin_copysignq if not HPUX.
9944 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
9945 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
9947 * config/ia64/lib1funcs.asm (__divtf3): Define only if
9949 (__fixtfti): Likewise.
9950 (__fixunstfti): Likewise.
9951 (__floattitf): Likewise.
9953 * config/ia64/libgcc-glibc.ver: New.
9954 * config/ia64/t-fprules-softfp: Likewise.
9955 * config/ia64/sfp-machine.h: Likewise.
9957 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
9958 (LIBGCC2_TF_CEXT): Likewise.
9959 (TF_SIZE): Likewise.
9960 (TARGET_INIT_LIBFUNCS): Likewise.
9962 * config/ia64/t-glibc (SHLINB_MAPFILES):
9963 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
9965 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9967 * config/i386/i386.c (construct_container): Rewrite processing
9968 BLKmode with X86_64_SSE_CLASS.
9970 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
9973 * config/i386/i386.md: Replace simplify_replace_rtx with
9974 replace_rtx in the new peephole2.
9976 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
9978 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
9979 loop unrolling do not happen at -O2.
9981 2009-02-12 Michael Matz <matz@suse.de>
9983 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
9985 2009-02-12 Jakub Jelinek <jakub@redhat.com>
9987 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
9990 2009-02-12 Ben Elliston <bje@au.ibm.com>
9992 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
9993 patterns when updating the back chain. Missed in the 2009-02-10
9996 2009-02-11 Janis Johnson <janis187@us.ibm.com>
9998 * doc/extend.texi (Decimal Floating Types): Update identifier of
9999 draft TR and list of missing support.
10001 2009-02-11 Jakub Jelinek <jakub@redhat.com>
10003 PR middle-end/39154
10004 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
10005 bit to variable length decl's flags, add it also to its
10006 pointer replacement variable.
10008 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
10009 Jakub Jelinek <jakub@redhat.com>
10012 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
10013 (memory_blockage): New expander.
10014 (*memory_blockage): New insn pattern.
10015 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
10016 instead of general blockage at the end of function prologue when
10017 frame pointer is used to access red zone area. Do not emit blockage
10018 when profiling, it is emitted in generic code.
10019 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
10020 function epilogue when frame pointer is used to access red zone area.
10022 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
10025 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
10026 by arithmetic with memory operands.
10027 * config/i386/predicates.md (commutative_operator): New.
10029 2009-02-10 Janis Johnson <janis187@us.ibm.com>
10031 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
10034 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
10036 * alias.h (record_alias_subset): Declare.
10037 * alias.c (record_alias_subset): Make global.
10039 2009-02-10 Nick Clifton <nickc@redhat.com>
10041 * tree-parloops.c: Change license to GPLv3.
10042 * ipa-struct-reorg.c: Change license to GPLv3.
10043 * ipa-struct-reorg.h: Change license to GPLv3.
10045 2009-02-10 Steve Ellcey <sje@cup.hp.com>
10048 * c-decl.c (start_struct): Return NULL on error.
10050 2009-02-10 Jakub Jelinek <jakub@redhat.com>
10052 PR middle-end/39124
10053 * cfgloopmanip.c (remove_path): Call remove_bbs after
10054 cancel_loop_tree, not before it.
10057 * function.h (struct function): Add has_local_explicit_reg_vars bit.
10058 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
10059 VAR_DECLs were seen.
10060 * tree-ssa-live.c (remove_unused_locals): Recompute
10061 cfun->has_local_explicit_reg_vars.
10062 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
10063 copies or clearings if cfun->has_local_explicit_reg_vars.
10065 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
10068 * config/i386/i386.c (expand_prologue): Emit blockage at the end
10069 of function prologue when frame pointer is used to access
10072 2009-02-10 Richard Guenther <rguenther@suse.de>
10074 PR middle-end/39127
10075 * gimplify.c (gimple_regimplify_operands): Always look if
10076 we need to create a temporary.
10078 2009-02-10 Richard Guenther <rguenther@suse.de>
10080 PR tree-optimization/39132
10081 * tree-loop-distribution.c (todo): New global var.
10082 (generate_memset_zero): Trigger TODO_rebuild_alias.
10083 (tree_loop_distribution): Return todo.
10085 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
10088 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
10089 (x86_64_reg_class_name): Removed.
10090 (classify_argument): Return 0 if bytes > 32. Return 0 if the
10091 first one isn't X86_64_SSE_CLASS or any other ones aren't
10092 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
10093 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
10094 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
10095 and 3 X86_64_SSEUP_CLASS.
10096 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
10097 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
10099 2009-02-10 Ben Elliston <bje@au.ibm.com>
10101 * config/rs6000/rs6000.md (allocate_stack): Always use an update
10102 form instruction to update the stack back chain word, even if the
10103 user has disabled the generation of update instructions.
10104 (movdi_<mode>_update_stack): New.
10105 (movsi_update_stack): Likewise.
10106 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
10107 always use an update form instruction to update the stack back
10110 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
10112 PR middle-end/38953
10113 * graphite.c (if_region_set_false_region): After moving a region in
10114 the false branch of a condition, remove the empty dummy basic block.
10115 (gloog): Remove wrong fix for PR38953.
10117 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10119 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
10120 generation due to implicit sign extension.
10122 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
10124 PR middle-end/38981
10125 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
10126 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
10128 2009-02-09 Richard Guenther <rguenther@suse.de>
10130 PR middle-end/35202
10131 * convert.c (convert_to_real): Disable (float)fn((double)x)
10132 to fnf(x) conversion if errno differences may occur and
10133 -fmath-errno is set.
10135 2009-02-07 Anatoly Sokolov <aesok@post.ru>
10137 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
10138 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10139 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10141 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10144 * c-common.c (handle_alias_attribute): Disallow attribute for
10145 anything not a FUNCTION_DECL or VAR_DECL.
10147 2009-02-06 Janis Johnson <janis187@us.ibm.com>
10150 * real.c (do_compare): Special-case compare of zero against
10151 decimal float value.
10153 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10156 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
10157 as indicating flexible array members unless the field itself is
10158 being declarared as the incomplete array.
10160 2009-02-06 Jan Hubicka <jh@suse.cz>
10162 PR tree-optimization/38844
10163 * ipa-inline.c (try_inline): Stop inlining recursion when edge
10164 is already inlined.
10166 2009-02-06 Richard Guenther <rguenther@suse.de>
10168 PR middle-end/38977
10169 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
10170 fork because we may expand it as __gcov_fork.
10172 2009-02-06 Nick Clifton <nickc@redhat.com>
10174 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
10176 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
10178 PR tree-optimization/35659
10179 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
10180 vn_phi_eq): Shortcut if hashcode does not match.
10181 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
10183 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
10184 and avoid iterative_hash_expr.
10185 (FOR_EACH_VALUE_ID_IN_SET): New.
10186 (value_id_compare): Remove.
10187 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
10188 sort expressions by value id.
10190 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
10193 * config/sh/predicates.md (general_movsrc_operand): Don't check
10194 the subreg of system registers here.
10196 2009-02-05 Jakub Jelinek <jakub@redhat.com>
10199 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
10200 on the copied decl.
10202 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
10204 PR rtl-optimization/39110
10205 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
10206 addresses, not aligned ones.
10208 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
10209 Richard Guenther <rguenther@suse.de>
10211 PR tree-optimization/39100
10212 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
10213 comment says and add edges.
10215 2009-02-05 Joseph Myers <joseph@codesourcery.com>
10218 * c-common.c (handle_tls_model_attribute): Ignore attribute for
10219 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
10221 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
10223 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
10224 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
10225 register_bb_in_sese, new_sese, free_sese): Moved.
10226 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
10227 outermost_loop_in_scop, build_scop_iteration_domain,
10228 expand_scalar_variables_ssa_name, get_vdef_before_scop,
10229 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
10230 Use loop_in_sese_p instead of loop_in_scop_p.
10231 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
10232 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
10233 (scopdet_basic_block_info): Fix bug in scop detection.
10234 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
10235 eq_loop_to_cloog_loop): Remove.
10236 (nb_loops_around_loop_in_scop, nb_loop
10237 ref_nb_loops): Moved here...
10238 * graphite.h (ref_nb_loops): ... from here.
10239 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
10240 (loop_domain_dim, loop_iteration_vector_dim): Remove.
10241 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
10242 * testsuite/gcc.dg/graphite/scop-19.c: New
10244 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
10245 Hans-Peter Nilsson <hp@axis.com>
10247 PR rtl-optimization/37889
10248 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
10249 Move offset handling from PLUS to before the switch. Use new
10250 arguments when considering SYMBOL_REFs too.
10251 (rtx_addr_can_trap_p): Pass dummy offset and size.
10252 (enum may_trap_p_flags): Remove.
10253 (may_trap_p_1): Pass size from MEM_SIZE.
10255 PR rtl-optimization/38921
10256 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
10257 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
10258 * rtlanal.c (may_trap_after_code_motion_p): Delete.
10259 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
10261 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
10263 AVX Programming Reference (January, 2009)
10264 * config/i386/sse.md (*vpclmulqdq): New.
10266 2009-02-04 Jakub Jelinek <jakub@redhat.com>
10268 PR tree-optimization/38977
10269 PR gcov-profile/38292
10270 * calls.c (special_function_p): Disregard __builtin_ prefix.
10272 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
10274 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
10275 non-indexable addresses even before reload.
10277 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10280 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
10281 as having variable size. Do not give an error for unnamed
10282 parameters with [*] declarators. Give a warning for type names
10283 with [*] declarators and mark them as variable size.
10284 * c-parser.c (c_parser_sizeof_expression): Do not give an error
10285 for sizeof applied to [*] type names.
10287 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10290 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
10292 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10294 * gcc.c (process_command): Update copyright notice dates.
10295 * gcov.c (print_version): Likewise.
10296 * gcov-dump.c (print_version): Likewise.
10297 * mips-tfile.c (main): Likewise.
10298 * mips-tdump.c (main): Likewise.
10300 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10303 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
10304 for composite type involving a zero-length array type.
10306 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10309 * function.c (match_asm_constraints_1): Skip over
10310 initial optional % in the constraint.
10312 PR inline-asm/39059
10313 * c-parser.c (c_parser_postfix_expression): If fixed point is not
10314 supported, don't accept FIXED_CSTs.
10315 * c-decl.c (finish_declspecs): Error if fixed point is not supported
10316 and _Sat is used without _Fract/_Accum. Set specs->type to
10317 integer_type_node for cts_fract/cts_accum if fixed point is not
10320 2009-02-02 Catherine Moore <clm@codesourcery.com>
10322 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
10324 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
10326 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
10327 (ABI_HAS_64BIT_SYMBOLS): Use it.
10328 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
10330 2009-02-02 Paul Brook <paul@codesourcery.com>
10332 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
10334 2009-02-02 Jakub Jelinek <jakub@redhat.com>
10336 PR inline-asm/39058
10337 * recog.h (asm_operand_ok): Add constraints argument.
10338 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
10339 recurse on matching constraint.
10340 (check_asm_operands): Pass constraints as 3rd argument to
10341 asm_operand_ok. Don't look up matching constraint here.
10342 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
10345 2009-02-02 Ben Elliston <bje@au.ibm.com>
10347 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
10348 TARGET_NARROW_VOLATILE_BITFIELD macro names.
10350 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10352 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
10353 information. Remove some obsolete information. Reorganize.
10355 * config/pa/fptr.c: Revert license to GPL 2.
10356 * config/pa/milli64.S: Likewise.
10358 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10361 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
10362 LIBRARY name in, instead of hard-coding it.
10363 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
10364 extra target make frag to tmake_files according to EH model.
10365 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
10366 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
10367 frags that define makefile variable EH_MODEL appropriately.
10368 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
10369 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
10370 to "-sjlj" according to type of EH configured.
10371 (LIBGCC_SONAME): Concatenate it to shared library base name.
10372 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
10373 to "_sjlj" according to type of EH configured.
10374 (LIBGCC_SONAME): Concatenate it to shared library base name.
10375 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
10376 (SHLIB_LINK): Add missing semicolon to if-else construct.
10377 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10378 string value of "pe_dll" command-line option.
10379 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
10380 (SHLIB_SONAME): Use it when overriding t-cygming default.
10381 (SHLIB_IMPLIB): Override t-cygming default.
10382 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10383 string value of "pe_dll" command-line option.
10385 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10388 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
10389 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
10391 2009-01-31 Richard Guenther <rguenther@suse.de>
10393 PR tree-optimization/38937
10394 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
10395 computing the transitive closure.
10397 2009-01-30 Richard Guenther <rguenther@suse.de>
10399 PR tree-optimization/39041
10400 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10401 Propagate variable indices only if the types match for this stmt.
10403 2009-01-30 Jakub Jelinek <jakub@redhat.com>
10406 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
10407 inline but never defined.
10409 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
10411 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
10412 (*insv_h_di_reg_extimm): New insn.
10413 (*insv_l<mode>_reg_extimm): New insn.
10415 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10417 * config/picochip/picochip.c (flag_conserve_stack): set
10418 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
10419 fconserve-stack. Reduce call-overhead used by inliner.
10421 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10424 * common.opt (flag_conserve_stack): Initialised to zero.
10426 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
10429 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
10430 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
10433 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
10435 * ira-color.c (allocno_reload_assign): Update comments.
10436 * regmove.c (regmove_optimize): Likewise.
10440 2009-01-29 Robert Millan <rmh@aybabtu.com>
10442 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
10443 * config/i386/kopensolaris-gnu.h: New file. Undefine
10444 `MD_UNWIND_SUPPORT'.
10445 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
10447 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
10449 PR tree-optimization/39007
10450 * tree-loop-distribution.c (generate_builtin): Use
10451 recompute_dominator to compute the immediate dominator of the
10452 basic block just after the loop.
10454 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10456 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
10457 (ASM_OUTPUT_DWARF_PCREL): Define.
10459 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
10461 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
10462 * doc/passes.texi: Remove entries about regclass, local-alloc, and
10463 global. Modify entries about regmove and IRA.
10465 * ra-conflict.c: Remove the file.
10467 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
10469 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
10470 (pass_regclass_init): Rename to pass_reginfo_init.
10472 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
10474 * toplev.h (flag_ira): Remove.
10476 * caller-save.c (setup_save_areas): Remove flag_ira.
10478 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
10480 * global.c: Remove the file.
10482 * opts.c (decode_options): Remove flag_ira.
10484 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
10486 * regmove.c: Modify file description.
10487 (find_use_as_address, try_auto_increment): Define them only if
10488 AUTO_INC_DEC is defined.
10489 (replacement_quality, replace_in_call_usage, fixup_match_1,
10490 stable_and_no_regs_but_for_p): Remove.
10491 (reg_set_in_bb): Make it static.
10492 (regmove_optimize): Remove flag_ira and code which worked for
10495 * local-alloc.c: Remove the file.
10497 * common.opt (fira): Remove.
10499 * ira.c: Include except.h.
10500 (eliminable_regset): Move from global.c.
10501 (mark_elimination): Ditto. Remove flag_ira.
10502 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
10503 equiv_mem_modified, validate_equiv_mem_from_store,
10504 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
10505 contains_replace_regs, memref_referenced_p, memref_used_between_p,
10506 no_equiv, recorded_label_ref): Move from local-alloc.c.
10507 (update_equiv_regs): Ditto. Make it static.
10508 (print_insn_chain, print_insn_chains): Move it from global.c.
10509 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
10510 (build_insn_chain): Ditto. Make it static.
10511 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
10512 Rename to init_live_subregs.
10513 (gate_ira): Remove flag_ira.
10515 * regclass.c: Rename reginfo.c. Change file description.
10516 (FORBIDDEN_INC_DEC_CLASSES): Remove.
10517 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
10518 (init_reg_sets_1): Remove code for evaluation of
10519 reg_class_superclasses and losing_caller_save_reg_set.
10520 (init_regs): Remove init_reg_autoinc.
10521 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
10522 ok_for_base_p_nonstrict): Remove.
10523 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
10524 (pass_regclass_init): Rename to pass_reginfo_init. Modify
10525 corresponding entries.
10526 (dump_regclass, record_operand_costs, scan_one_insn,
10527 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
10528 record_address_regs, auto_inc_dec_reg_p): Remove.
10529 (gt-regclass.h): Rename to gt-reginfo.h.
10531 * rtl.h (dump_global_regs, retry_global_alloc,
10532 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
10534 * Makefile.in (RA_H): Remove.
10535 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
10536 Rename regclass.o to reginfo.o.
10537 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
10539 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
10540 (GTFILES): Rename regclass.c to reginfo.c.
10542 * passes.c (init_optimization_passes): Remove pass_local_alloc and
10543 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
10545 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
10546 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
10548 (finish_spills): Ditto. Remove code for !flag_ira.
10550 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
10552 PR middle-end/35854
10553 * doc/invoke.texi (rtl debug options): Complete rewrite.
10554 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
10556 * mode-switching.c (pass_mode_switching): Rename pass from
10557 "mode-sw" to "mode_sw".
10558 * except.c (pass_convert_to_eh_ranges): Rename pass from
10559 "eh-ranges" to "eh_ranges".
10560 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
10564 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
10565 Alexander Monakov <amonakov@ispras.ru>
10567 PR middle-end/38857
10568 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
10570 (move_exprs_to_boundary): Change return type and pass through
10571 should_move from move_op. Relax assert. Update usage ...
10572 (schedule_expr_on_boundary): ... here. Use should_move instead of
10574 (move_op_orig_expr_found): Indicate that insn was disconnected from
10576 (code_motion_process_successors): Do not call after_merge_succs
10577 callback if original expression was not found when traversing any of
10579 (code_motion_path_driver): Change return type. Update prototype.
10580 (move_op): Update comment. Add a new parameter (should_move). Update
10581 prototype. Set *should_move based on indication provided by
10582 move_op_orig_expr_found.
10584 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
10586 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
10587 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
10588 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
10589 * config/rs6000/rs6000.c (rs6000_override_options): Default
10590 avoid-indexed-addresses on for Power6, off for everything else.
10591 (avoiding_indexed_address_p): New function.
10592 (rs6000_legitimize_address): Use it.
10593 (rs6000_legitimate_address): Likewise.
10594 * config/rs6000/rs6000.md (movXX_updateX): Likewise
10596 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
10598 PR tree-optimization/38997
10599 * tree-loop-distribution.c (generate_memset_zero): Use
10600 POINTER_PLUS_EXPR for a pointer addition.
10602 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
10604 * config/s390/s390.md (bswap<mode>2): New pattern added.
10606 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10608 * config/s390/s390.md (*tls_load_31): Added type attribute.
10610 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10612 * config/s390/s390.md: Fix a few comments.
10614 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10616 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
10617 (*tm<mode>_full): Fixed z10prop attribute.
10618 (*tst<mode>_extimm): Fixed z10prop attribute.
10619 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
10620 (*tstqiCCT_cconly): Fixed z10prop attribute.
10621 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
10622 (*movsi_larl): Fixed z10prop attribute.
10623 (*movsi_zarch): Fixed z10prop attribute.
10624 (*movsi_eas): Fixed z10prop attribute.
10625 (*movhi): Fixed z10prop attribute.
10626 (*movqi): Fixed z10prop attribute.
10627 (*movstrictqi): Fixed z10prop attribute.
10628 (*mov<mode>): Fixed z10prop attribute.
10629 (*movcc): Fixed z10prop attribute.
10630 (*sethighpartdi_64): Fixed z10prop attribute.
10631 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
10632 (*negdi2_sign_cc): Fixed z10prop attribute.
10633 (*negdi2_sign): Fixed z10prop attribute.
10634 (*absdi2_sign_cc): Fixed z10prop attribute.
10635 (*absdi2_sign): Fixed z10prop attribute.
10636 (*negabsdi2_sign_cc): Fixed z10prop attribute.
10637 (*negabsdi2_sign): Fixed z10prop attribute.
10638 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
10639 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
10640 (doloop_si64): Fixed z10prop attribute.
10641 (doloop_si31): Fixed z10prop attribute.
10642 (doloop_long): Fixed z10prop attribute.
10643 (indirect_jump): Fixed z10prop attribute.
10644 (nop): Fixed z10prop attribute.
10645 (main_base_64): Fixed z10prop attribute.
10646 (reload_base_64): Fixed z10prop attribute.
10648 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10650 PR rtl-optimization/38740
10651 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
10653 * config/mips/mips.c (mips_reorg): Likewise.
10655 2009-01-28 Richard Guenther <rguenther@suse.de>
10657 PR tree-optimization/38926
10658 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
10659 with the correct value id to a value.
10660 (do_regular_insertion): Use the value number of edoubleprime
10661 for the value number of the expr.
10664 2008-08-21 Richard Guenther <rguenther@suse.de>
10666 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
10667 a PHI ask VN if it is already available.
10668 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
10669 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
10671 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10673 PR middle-end/38934
10674 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
10675 set to varying whenever max has TREE_OVERFLOW set, similarly
10676 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
10678 2009-01-28 Richard Guenther <rguenther@suse.de>
10680 PR middle-end/38908
10681 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
10682 uninitialized aggregate uses in call arguments.
10684 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
10686 PR tree-optimization/38984
10687 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
10688 the nothing_id variable if -fno-delete-null-pointer-checks.
10690 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
10693 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
10694 (set_got_offset_rex64): Ditto.
10696 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
10699 * doc/extend.texi: Improve local variable with asm reg.
10701 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
10703 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
10704 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
10705 was not supplied then set warn_packed_bitfield_compat to the
10706 default value of 1.
10707 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
10710 2009-01-27 Richard Guenther <rguenther@suse.de>
10712 PR tree-optimization/38503
10713 * cfgexpand.c (expand_gimple_basic_block): Ignore
10714 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
10715 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
10716 variables that cannot have TBAA applied.
10717 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
10720 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
10722 PR middle-end/38969
10723 * calls.c (initialize_argument_information): Do not wrap complex
10724 arguments in SAVE_EXPR.
10726 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
10728 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
10729 (INSTALL_LIBGCC): Revert typo commit.
10731 2009-01-26 Richard Guenther <rguenther@suse.de>
10733 PR tree-optimization/38745
10734 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
10735 from special handling.
10737 2009-01-26 Richard Guenther <rguenther@suse.de>
10739 PR tree-optimization/38745
10740 * tree-ssa.c (execute_update_addresses_taken): Do not include
10741 variables that cannot possibly be a register in not_reg_needs.
10742 Do not clear TREE_ADDRESSABLE on vars that may not become
10744 * tree-ssa.c (update_alias_info_1): Include those in the set
10745 of addressable vars.
10747 2009-01-26 Richard Guenther <rguenther@suse.de>
10749 PR middle-end/38851
10750 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
10751 * tree-ssa-dse.c: Include langhooks.h
10752 (execute_simple_dse): Remove stores with zero size.
10754 2009-01-24 Jakub Jelinek <jakub@redhat.com>
10757 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
10760 2009-01-24 Julian Brown <julian@codesourcery.com>
10762 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
10763 config/arm/linux-atomic.c.
10764 * config/arm/linux-atomic.c: New.
10766 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
10768 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
10769 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
10770 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
10772 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
10775 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
10778 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
10780 PR tree-optimization/38953
10781 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
10782 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
10783 (gloog): Split the exit of the scop when the scop exit is a loop exit.
10784 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
10787 2009-01-24 Paul Brook <paul@codesourcery.com>
10789 * config/arm/neon.md (neon_type): Move to arm.md.
10790 (neon_mov<VSTRUCT>): Add neon_type attribute.
10791 * config/arm/arm.md (neon_type): Move to here.
10792 (conds): Add "unconditioal" and use as default for NEON insns.
10794 2009-01-24 Ben Elliston <bje@au.ibm.com>
10796 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
10797 void *' warning from -Wc++-compat.
10798 * Makefile.in (dominance.o-warn): Remove.
10800 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
10802 PR tree-optimization/38932
10803 * fold-const.c (fold_unary_ignore_overflow): New.
10804 * tree.h (fold_unary_ignore_overflow): Declare.
10805 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
10806 * tree-ssa-sccvn.c (visit_reference_op_load,
10807 simplify_unary_expression): Likewise.
10809 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
10811 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
10812 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
10813 regardless of their type.
10814 * c-common.c (handle_packed_attribute): Don't ignore packed on
10816 * c.opt (Wpacked-bitfield-compat): New warning option.
10817 * stor-layout.c (place_field): Warn if offset of a field changed.
10818 * doc/extend.texi (packed): Mention the ABI change.
10819 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
10820 (Warning Options): Add it to the list.
10822 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
10824 * c-opts.c (c_common_post_options): Fix a typo in comments.
10826 2009-01-22 Steve Ellcey <sje@cup.hp.com>
10828 PR middle-end/38615
10829 * gimplify.c (gimplify_init_constructor): Fix promotion of const
10830 variables to static.
10831 * doc/invoke.texi (-fmerge-all-constants): Update description.
10833 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
10836 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
10837 (*movdi_1_rex64): Use type "mmx" for alternative 5.
10839 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
10841 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
10843 (LOCAL_ALIGNMENT): Similarly.
10845 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10846 Joseph Myers <joseph@codesourcery.com>
10848 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
10849 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
10850 * config/arm/arm-tune.md: Regenerate.
10851 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
10854 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10856 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
10857 version number to five.
10859 2009-01-22 Dodji Seketeli <dodji@redhat.com>
10862 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
10863 * c-common.c (set_underlying_type): Likewise.
10864 (is_typedef_decl ): Likewise
10866 (set_underlying_type): Likewise.
10867 (is_typedef_type): Likewise.
10869 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
10871 PR middle-end/38587
10872 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
10875 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
10878 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
10879 (LIBGCC_SPEC): Don't define.
10880 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
10882 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
10884 PR rtl-optimization/38879
10885 * alias.c (base_alias_check): Unaligned access via AND address can
10886 alias all surrounding object types except those with sizes equal
10887 or wider than the size of unaligned access.
10889 2009-01-21 Dodji Seketeli <dodji@redhat.com>
10892 * c-decl.c (clone_underlying_type): Move this ...
10893 * c-common.c (set_underlying_type): ... here.
10894 Also, make sure the function properly sets TYPE_STUB_DECL() on
10895 the newly created typedef variant type.
10896 (is_typedef_decl ): New entry point.
10897 * tree.h: Added a new member member_types_needing_access_check to
10898 struct tree_decl_non_common.
10899 (set_underlying_type): New entry point.
10900 (is_typedef_type): Likewise.
10902 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
10904 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
10905 Check whether two instructions have memory references that
10906 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
10907 are helper functions for traversing.
10908 * alias.h (insn_alias_sets_confilict_p): New prototypes.
10909 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
10910 not to draw dependency edge for instructions with non-conflicting
10913 2009-01-20 Joseph Myers <joseph@codesourcery.com>
10916 * longlong.h: Update copyright years. Use soft-fp license notice.
10917 Sync __clz_tab declaration with glibc.
10919 2009-01-20 Steve Ellcey <sje@cup.hp.com>
10922 * doc/extend.texi (syscall_linkage): New.
10923 (version_id): Modify.
10925 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10926 Richard Guenther <rguenther@suse.de>
10928 PR tree-optimization/38747
10929 PR tree-optimization/38748
10930 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
10931 conversion if the base address is an indirect reference and the
10932 aliasing sets could cause issues.
10934 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
10936 * common.opt (fgraphite, fgraphite-identity): Add comment for
10937 explaining why these options are not documented.
10939 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
10941 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
10942 gimple_call_lhs is NULL.
10944 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
10947 * emit-rtl.c (adjust_address_1): Make sure memref is never
10950 2009-01-20 Ben Elliston <bje@au.ibm.com>
10952 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
10953 const qualifier from arg parameter. Remove unnecessary cast to char *.
10954 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
10955 const qualifier from arg 2.
10957 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
10959 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
10961 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
10964 * rtl.h (reinit_regs): New prototype.
10965 * regclass.c: Include ira.h.
10966 (reinit_regs): New.
10967 * Makefile.in (regclass.o): Add ira.h.
10968 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
10970 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
10973 * c-common.c (handle_aligned_attribute): Use
10974 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
10975 default alignment value.
10977 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
10979 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
10980 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
10982 * doc/extend.texi: Update __attribute__ ((aligned)). Document
10983 __BIGGEST_ALIGNMENT__.
10985 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
10987 2009-01-18 Richard Guenther <rguenther@suse.de>
10989 PR tree-optimization/38819
10990 * tree-flow.h (operation_could_trap_helper_p): Declare.
10991 * tree-eh.c (operation_could_trap_helper_p): Export.
10992 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
10993 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
10994 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
10995 are about to insert a possibly trapping instruction and fail
10998 2009-01-18 Andreas Schwab <schwab@suse.de>
11000 * doc/install.texi (Configuration): Remove obsolete paragraph
11001 about use of --with-gnu-ld with --with-gnu-as.
11003 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
11005 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
11006 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
11007 Follow spelling conventions.
11009 2009-01-18 Ben Elliston <bje@au.ibm.com>
11011 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
11012 C++ warning about implicit conversion from void * to struct
11014 (bitmap_obstack_free): Likewise for bitmap_element *.
11015 * Makefile.in (bitmap.o-warn): Remove.
11017 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
11019 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
11021 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
11022 Tobias Grosser <tobi.grosser@amd.com>
11024 * graphite.c (graphite_trans_scop_block): Do not block single
11027 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
11029 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
11030 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
11031 test with assertion.
11033 2009-01-16 Richard Guenther <rguenther@suse.de>
11035 PR tree-optimization/38835
11036 PR middle-end/36227
11037 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
11038 and INT + PTR -> (INT)(PTR p+ INT) folding.
11039 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
11041 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
11044 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
11045 the subreg from a lowpart subreg if it is also casting the value.
11047 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11048 Tobias Grosser <tobi.grosser@amd.com>
11050 * graphite.c (compare_prefix_loops): New.
11051 (build_scop_canonical_schedules): Rewritten.
11052 (graphite_transform_loops): Move build_scop_canonical_schedules
11053 after build_scop_iteration_domain.
11055 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11056 Tobias Grosser <tobi.grosser@amd.com>
11058 * graphite.c (add_conditions_to_domain): Add the loops to
11059 the dimension of the iteration domain. Do copy the domain
11060 only when it exists.
11061 (build_scop_conditions_1): Do not call add_conditions_to_domain.
11062 (add_conditions_to_constraints): New.
11063 (can_generate_code_stmt, can_generate_code): Removed.
11064 (gloog): Do not call can_generate_code.
11065 (graphite_transform_loops): Call add_conditions_to_constraints
11066 after building the iteration domain.
11068 2009-01-16 Jakub Jelinek <jakub@redhat.com>
11070 PR tree-optimization/38789
11071 * tree-ssa-threadedge.c
11072 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
11073 __builtin_constant_p.
11075 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11077 * dce.c (delete_unmarked_insns): Reversed the order that insns are
11078 examined before deleting them.
11080 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
11082 * function.c (aggregate_value_p): Correctly extract the function
11083 type from CALL_EXPR_FN lookup.
11085 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11087 * config/picochip/picochip.c (picochip_override_options): Revert
11088 CFI asm flag disable commited previously.
11090 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
11091 Tobias Grosser <tobi.grosser@amd.com>
11092 Jan Sjodin <jan.sjodin@amd.com>
11094 * graphite.c (scan_tree_for_params): On substractions negate
11095 all the coefficients of the term.
11096 (clast_to_gcc_expression_red): New. Handle reduction expressions
11097 of more than two operands.
11098 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
11099 (get_vdef_before_scop): Handle also the case of default definitions.
11101 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
11103 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
11104 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
11105 Also use them when walking CALL_INSN_FUNCTION_USAGE.
11107 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
11108 Joey Ye <joey.ye@intel.com>
11110 PR middle-end/37843
11111 * cfgexpand.c (expand_stack_alignment): Don't update stack
11112 boundary nor check incoming stack boundary here.
11113 (gimple_expand_cfg): Update stack boundary and check incoming
11114 stack boundary here.
11116 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
11118 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
11120 2009-01-14 Jakub Jelinek <jakub@redhat.com>
11122 PR rtl-optimization/38245
11123 * calls.c (expand_call): Add stack arguments to
11124 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11125 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
11126 in regs and partially in memory or BLKmode arguments.
11127 (emit_library_call_value_1): Add stack arguments to
11128 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11129 ACCUMULATE_OUTGOING_ARGS).
11130 * dce.c: Include tm_p.h.
11131 (find_call_stack_args): New function.
11132 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
11134 (mark_insn): Call find_call_stack_args for CALL_Ps.
11135 (prescan_insns_for_dce): Walk insns backwards in bb rather than
11136 forwards. Allocate and free arg_stores bitmap if needed, pass it
11137 down to deletable_insn_p, don't mark stores set in arg_stores
11138 bitmap, clear the bitmap at the beginning of each bb.
11139 * Makefile.in (dce.o): Depend on $(TM_P_H).
11141 2009-01-14 Michael Meissner <gnu@the-meissners.org>
11144 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
11145 to make sure the insn is a conditional test (bug 22599). Reformat a
11148 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
11150 PR middle-end/38431
11151 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
11152 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
11153 (gloog): Do not call cleanup_tree_cfg.
11154 (graphite_transform_loops): Call cleanup_tree_cfg after all
11155 scops have been code generated.
11157 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
11158 * doc/gty.texi (Invoking the garbage collector): Added new node
11159 and section documenting ggc_collect.
11161 2009-01-14 Richard Guenther <rguenther@suse.de>
11163 PR tree-optimization/38826
11164 PR middle-end/38477
11165 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
11166 initialization notes only if we actually emitted a warning.
11167 (intra_create_variable_infos): Add constraints for a result decl
11168 that is passed by hidden reference.
11169 (build_pred_graph): Mark all related variables non-direct on
11172 2009-01-14 Nick Clifton <nickc@redhat.com>
11174 * ira-conflicts.c: Include addresses.h for the definition of
11176 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
11177 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
11179 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
11182 * Makefile.in (ira-lives.o): Add except.h.
11184 * ira-lives.c: Include except.h.
11185 (process_bb_node_lives): Process can_throw_internal.
11187 2009-01-13 Jakub Jelinek <jakub@redhat.com>
11189 PR rtl-optimization/38774
11190 * combine.c (simplify_set): When undoing cc_use change, don't do
11191 PUT_CODE on the newly created comparison, but instead put back the
11194 2009-01-13 Joseph Myers <joseph@codesourcery.com>
11196 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
11197 values. Remove duplicate arm8 entry.
11199 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11201 PR tree-optimization/38786
11202 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
11203 the SSA_NAME case of expand_scalar_variables_expr.
11204 Set the type of an expression to the type of its assign statement.
11205 (expand_scalar_variables_expr): Also gather the scalar computation
11206 used to index the memory access. Do not pass loop_p.
11207 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
11208 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
11209 the gimple_stmt_iterator where it inserts new code.
11210 Do not pass loop_p.
11211 (copy_bb_and_scalar_dependences): Do not pass loop_p.
11212 (translate_clast): Update call to copy_bb_and_scalar_dependences.
11214 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11216 * graphite.h (debug_value): Removed.
11217 * graphite.c (debug_value): Removed.
11219 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11221 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
11222 ldrd/strd with two 32-bit instructions.
11224 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11226 * config/arm/arm.c (struct processors): Pass for speed down into
11227 cost helper functions.
11228 (const_ok_for_op): Handle COMPARE and inequality nodes.
11229 (arm_rtx_costs_1): Rewrite.
11230 (arm_size_rtx_costs): Update prototype.
11231 (arm_rtx_costs): Pass speed down to helper functions.
11232 (arm_slowmul_rtx_costs): Rework cost calculations.
11233 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
11234 (arm_9e_rtx_costs): Likewise.
11236 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
11238 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
11239 relocations of local symbols wider than UNITS_PER_WORD are not valid.
11240 (alpha_legitimize_address): Do not split local symbols wider than
11241 UNITS_PER_WORD into HIGH/LO_SUM parts.
11243 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
11246 * gcc.c (process_command): Replace call to execvp with calls
11247 to pex_one and exit.
11249 2009-01-03 Anatoly Sokolov <aesok@post.ru>
11252 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
11253 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
11254 variant for devices with 3-byte PC.
11255 (__tablejump_elpm__): New.
11257 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11260 * c-parser.c (c_parser_postfix_expression): Allow `->' in
11261 offsetof member-designator, handle it as `[0].'.
11263 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11265 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
11266 function when not using named sections on targets with named sections
11267 if branch distance is less than 262132.
11269 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
11271 * combine.c (combine_instructions): Recompute
11272 optimize_this_for_speed_p for each BB in the main combine loop.
11274 2009-01-12 Tomas Bily <tbily@suse.cz>
11277 * tree-loop-distribution.c (prop_phis): New function.
11278 (generate_builtin): Call prop_phis.
11279 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
11281 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11283 PR tree-optimization/38807
11284 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
11285 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
11287 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11289 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11290 subreg of op0 to the original op0.
11292 2009-01-11 Laurent GUERBY <laurent@guerby.net>
11294 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
11296 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
11299 * mips-tfile.c (parse_def): Fix parsing of def strings
11300 starting with digits.
11302 2009-01-10 Jakub Jelinek <jakub@redhat.com>
11305 * config/arm/arm.c (arm_is_long_call_p): Don't call
11306 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
11308 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
11310 * regrename.c (regrename_optimize): Fix dumping.
11311 (find_oldest_value_reg): Preserve REG_POINTER.
11312 (copy_hardreg_forward_1): Likewise.
11314 2009-01-09 Diego Novillo <dnovillo@google.com>
11316 * gimple.h (struct gimple_statement_base) <uid>: Document
11317 the restrictions on its use.
11318 (gimple_uid): Tidy.
11319 (gimple_set_uid): Tidy.
11321 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11323 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
11324 zero guard even if align_bytes != 0 and count is smaller than
11327 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
11329 PR rtl-optimization/38495
11330 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
11331 (add_range_and_copies_from_move_list): Print all added ranges.
11332 Add ranges to memory optimized destination.
11334 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11338 * config/i386/i386.c (override_options): Reject
11339 -mstringop-strategy=rep_8byte with -m32.
11340 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
11341 to 1. Do count comparison against epilogue_size_needed at compile
11342 time even when count_exp was constant forced into register. For
11343 size_needed don't jump to epilogue, instead just avoid aligning
11344 and invoke the body algorithm. If need_zero_guard, add zero guard
11345 even if count is non-zero, but smaller than size_needed + number of
11346 bytes that could be stored for alignment.
11347 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
11348 to 1. If need_zero_guard, add zero guard even if count is non-zero,
11349 but smaller than size_needed + number of bytes that could be stored
11350 for alignment. Compare size_needed with epilogue_size_needed instead
11351 of desired_align - align, don't adjust size_needed, pass
11352 epilogue_size_needed to the epilogue expanders.
11355 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
11357 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11359 * pa.c (last_address): Change to unsigned.
11360 (update_total_code_bytes): Change argument to unsigned. Don't
11361 check if insn addresses are set.
11362 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
11363 addresses are not set.
11364 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
11366 2009-01-09 Nick Clifton <nickc@redhat.com>
11368 * config/sh/symbian.c: Replace uses of DECL_INLINE with
11369 DECL_DECLARED_INLINE_P.
11371 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11373 PR middle-end/38347
11374 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
11375 GET_MODE (op0) in operand_subword_force calls.
11377 PR middle-end/38771
11378 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
11379 fold_convert arg0 operands to TREE_TYPE (op0) first.
11381 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
11383 * params.def (ira-max-conflict-table-size): Decrease default value
11386 2009-01-08 Jakub Jelinek <jakub@redhat.com>
11388 PR tree-optimization/37031
11389 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
11391 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
11392 allocate it using gc instead of heap, use VEC_quick_push instead of
11394 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
11395 instead of heap, use VEC_quick_push instead of VEC_safe_push.
11396 * tree-data-ref.h (struct access_matrix): Change matrix to gc
11397 allocated vector from heap allocated.
11398 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
11399 * tree-loop-linear.c (linear_transform_loops): Allocate nest
11400 vector only after perfect_loop_nest_depth call.
11402 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
11403 Jan Sjodin <jan.sjodin@amd.com>
11405 PR tree-optimization/38559
11406 * graphite.c (debug_value, copy_constraint,
11407 swap_constraint_variables, scale_constraint_variable, ): New.
11408 (get_lower_bound, get_upper_bound): Removed.
11409 (graphite_trans_bb_strip_mine): Clean up this code that works
11410 only for constant number of iterations. Fully copy upper and
11411 lower bound constraints, not only the constant part of them.
11412 * graphite.h (debug_value): Declared.
11414 2009-01-08 Ira Rosen <irar@il.ibm.com>
11416 PR tree-optimization/37194
11417 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
11418 Don't add the cost of cost model guard in prologue to scalar
11419 outside cost in case of known number of iterations.
11421 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
11422 Alan Modra <amodra@bigpond.net.au>
11424 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
11425 non-word-aligned REG+CONST addressing.
11427 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11430 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
11431 free_after_compilation when outputting a thunk.
11432 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
11433 Do not call free_after_compilation here.
11435 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11437 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
11438 (ix86_valid_target_attribute_inner_p): Ditto.
11440 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
11442 PR tree-optimization/38492
11443 PR tree-optimization/38498
11444 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
11445 * tree-chrec.h (scev_is_linear_expression): Declared.
11446 * graphite.c (graphite_cannot_represent_loop_niter): New.
11447 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
11448 (graphite_loop_normal_form): Use gcc_assert.
11449 (scan_tree_for_params): Use CASE_CONVERT.
11450 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
11451 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
11452 Use gcc_assert. Discard scops that contain unhandled cases.
11453 (build_scop_conditions): Return a boolean status for unhandled cases.
11454 (strip_mine_profitable_p): Print the loop number, not its depth.
11455 (is_interchange_valid): Pass the depth of the loop nest, don't
11456 recompute it wrongly.
11457 (graphite_trans_bb_block): Same.
11458 (graphite_trans_bb_block): Print tentative of loop blocking.
11459 (graphite_trans_scop_block): Do not print that the loop has been
11461 (graphite_transform_loops): Do not handle scops that contain condition
11464 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
11466 AVX Programming Reference (December, 2008)
11467 * config/i386/avxintrin.h (_mm256_stream_si256): New.
11468 (_mm256_stream_pd): Likewise.
11469 (_mm256_stream_ps): Likewise.
11471 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
11472 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
11473 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
11474 (bdesc_special_args): Add __builtin_ia32_movntdq256,
11475 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
11476 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
11477 (ix86_expand_special_args_builtin): Likewise.
11479 * config/i386/sse.md (AVXMODEDI): New.
11480 (avx_movnt<mode>): Likewise.
11481 (avx_movnt<mode>): Likewise.
11482 (<sse>_movnt<mode>): Remove AVX support.
11483 (sse2_movntv2di): Likewise.
11485 2009-01-07 Richard Guenther <rguenther@suse.de>
11487 PR middle-end/38751
11488 * fold-const.c (extract_muldiv): Remove obsolete comment.
11489 (fold_plusminus_mult_expr): Undo MINUS_EXPR
11490 to PLUS_EXPR canonicalization for the canonicalization.
11492 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
11494 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
11495 hosted cross-compilers generating less efficient code.
11497 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11499 * function.h (rtl_data): Add a dbr_scheduled_p field.
11500 * reorg.c (dbr_schedule): Set it.
11501 (gate_handle_delay_slots): Check it.
11502 * config/mips/mips.c (mips_base_delayed_branch): Delete.
11503 (mips_reorg): Check flag_delayed_branch instead of
11504 mips_base_delayed_branch.
11505 (mips_override_options): Don't set mips_base_delayed_branch
11506 or flag_delayed_branch.
11508 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11510 PR rtl-optimization/38426.
11511 * ira.c (ira): Set current_function_is_leaf earlier.
11513 2009-01-06 Jakub Jelinek <jakub@redhat.com>
11515 PR rtl-optimization/38722
11516 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
11517 too early, only set a flag and modify after last possible
11520 2009-01-06 Janis Johnson <janis187@us.ibm.com>
11523 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
11524 * real.c (decimal_single_format): Correct values of emin and emax.
11525 (decimal_double_format): Ditto.
11526 (decimal_quad_format): Ditto.
11527 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
11528 computation of DECnn_MIN and DECnn_MAX for corrected values of
11529 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
11530 __DECnn_MIN__, and adjust its computation for the corrected value
11533 2009-01-06 Jan Hubicka <jh@suse.cz>
11536 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
11538 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
11540 * doc/contrib.texi (Contributors): Slightly adjust the end note.
11541 Add Robert Clark to the list of testers.
11543 2009-01-06 Jan Hubicka <jh@suse.cz>
11544 Kai Tietz <kai.tietz@onevision.com>
11546 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
11547 * config/i386/i386.c (ix86_expand_call): Add clobbers.
11549 2009-01-06 Jan Hubicka <jh@suse.cz>
11550 Kai Tietz <kai.tietz@onevision.com>
11552 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
11554 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
11555 (ix86_nsaved_regs): Count only general purpose regs.
11556 (ix86_nsaved_sseregs): New.
11557 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
11558 to 16 for w64; compute padding and size of sse reg save area.
11559 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
11560 general purpose regs.
11561 (ix86_emit_save_sse_regs_using_mov): New.
11562 (ix86_expand_prologue): Save SSE regs if needed.
11563 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
11564 (ix86_emit_restore_sse_regs_using_mov): New.
11565 (ix86_expand_epilogue): Save SSE regs if needed.
11567 2009-01-06 Jan Hubicka <jh@suse.cz>
11568 Kai Tietz <kai.tietz@onevision.com>
11570 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
11571 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
11572 functions when accumulate outgoing args is off.
11574 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11577 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
11578 before using pseudos_have_intersected_live_ranges_p.
11580 * ira-int.h (ira_assert): Always define.
11582 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11584 AVX Programming Reference (December, 2008)
11585 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
11586 (_mm256_permute2_pd): Likewise.
11587 (_mm_permute2_ps): Likewise.
11588 (_mm256_permute2_ps): Likewise.
11589 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
11590 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
11592 * config/i386/i386.c (ix86_builtins): Remove
11593 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
11594 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
11595 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
11596 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
11597 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
11598 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
11599 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
11600 __builtin_ia32_vpermil2ps256.
11601 (ix86_init_mmx_sse_builtins): Updated.
11602 (ix86_expand_args_builtin): Likewise.
11604 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11606 * pa.c (output_call): Relocate non-jump insns in the delay slot of
11607 long absolute calls when generating PA 2.0 code.
11609 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
11611 PR rtl-optimization/38583
11612 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
11614 * params.def (ira-max-conflict-table-size): New.
11616 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
11618 * ira.h (ira_conflicts_p): New external definition.
11620 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
11621 table. Report this. Return result of building.
11622 (ira_build_conflicts): Use ira_conflicts_p. Check result of
11623 building conflict table.
11625 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
11626 (ira_color): Use ira_conflicts_p.
11628 * global.c: Include ira.h.
11629 (pseudo_for_reload_consideration_p, build_insn_chain): Use
11632 * Makefile.in (global.o): Add ira.h.
11634 * ira-build.c (mark_all_loops_for_removal,
11635 propagate_some_info_from_allocno): New.
11636 (remove_unnecessary_allocnos): Call
11637 propagate_some_info_from_allocno.
11638 (remove_low_level_allocnos): New.
11639 (remove_unnecessary_regions): Add parameter. Call
11640 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
11641 parameter to remove_unnecessary_regions.
11642 (ira_build): Remove all regions but root if the conflict table was
11643 not built. Update conflict hard regs for allocnos crossing calls.
11645 * ira.c (ira_conflicts_p): New global.
11646 (ira): Define and use ira_conflicts_p.
11648 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
11649 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
11650 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
11652 2009-01-06 Ben Elliston <bje@au.ibm.com>
11654 * gengtype-lex.l (YY_NO_INPUT): Define.
11656 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11659 * c-common.c (handle_vector_size_attribute): Also reject
11660 BOOLEAN_TYPE types.
11662 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
11664 PR tree-optimization/38492
11665 * graphite.c (rename_map_elt, debug_rename_elt,
11666 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
11667 rename_map_elt_info, eq_rename_map_elts,
11668 get_new_name_from_old_name, bb_in_sese_p): Moved around.
11669 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
11670 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
11671 (sese_build_livein_liveouts): New.
11672 (new_sese, free_sese): New.
11673 (new_scop): Call new_sese.
11674 (free_scop): Call free_sese.
11675 (rename_variables_from_edge, rename_phis_end_scop): Removed.
11676 (register_old_new_names): Renamed register_old_and_new_names.
11677 (register_scop_liveout_renames, add_loop_exit_phis,
11678 insert_loop_close_phis, struct igp,
11679 default_liveout_before_guard, add_guard_exit_phis,
11680 insert_guard_phis, copy_renames): New.
11681 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
11682 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
11683 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
11684 (scop_adjust_phis_for_liveouts): New.
11685 (gloog): Call scop_adjust_phis_for_liveouts.
11687 * graphite.h (struct sese): Documented. Added fields liveout,
11688 num_ver and livein.
11689 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
11690 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
11691 (struct scop): Added field liveout_renames.
11692 (SCOP_LIVEOUT_RENAMES): New.
11694 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11696 PR tree-optimization/38510
11697 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
11698 (translate_clast): Call recompute_all_dominators before
11700 (gloog): Call recompute_all_dominators before graphite_verify.
11702 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11703 Jan Sjodin <jan.sjodin@amd.com>
11705 PR tree-optimization/38500
11706 * graphite.c (create_sese_edges): Call fix_loop_structure after
11709 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11711 * config.gcc: Add m32r*-*-rtems*.
11712 * config/m32r/rtems.h: New file.
11714 2009-01-05 Ben Elliston <bje@au.ibm.com>
11716 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
11717 (.po.pox): Likewise.
11718 (po/gcc.pot): Likewise.
11720 2009-01-04 David S. Miller <davem@davemloft.net>
11722 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
11723 (STARTING_FRAME_OFFSET): Always set to zero.
11725 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11727 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
11728 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
11729 fixed-point types, and vectors of the same.
11731 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11733 * config/mips/sync.md (*mb_barrier): Rename to...
11734 (*memory_barrier): ...this.
11736 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
11738 * doc/extend.texi (Function Attributes): Move @cindex after @item
11739 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
11740 and put in alphabetical order. Fix 'target' name and put in order.
11741 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
11744 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
11746 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
11747 (memory_barrier): Expand as unspec instead of unspec_volatile.
11748 Remove mem:BLK from insn operands. Use Pmode scratch register.
11749 (*memory_barrier): Define as unspec instead of unspec_volatile.
11750 Use (match_dup 0) as input operand.
11752 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
11753 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
11754 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
11755 scratch register. Remove operand 1.
11756 (*stbar): Define as unspec instead of unspec_volatile.
11757 Use (match_dup 0) as input operand, remove (const_int 8).
11758 (*membar): Define as unspec instead of unspec_volatile.
11759 Use (match_dup 0) as input operand, remove input operand 2.
11761 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
11762 (memory_barrier): Expand as unspec instead of unspec_volatile.
11763 Remove mem:BLK from insn operands. Use Pmode scratch register.
11764 (*memory_barrier): Define as unspec instead of unspec_volatile.
11765 Use (match_dup 0) as input operand.
11767 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
11768 Remove mem:BLK from insn operands. Use Pmode scratch register.
11769 Set volatile flag on operand 0.
11770 (*memory_barrier): New insn pattern.
11772 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
11774 (*memory_barrier): Use (match_dup 0) as input operand.
11776 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
11777 Remove mem:BLK from insn operands. Use Pmode scratch register.
11778 Set volatile flag on operand 0.
11779 (*mb_internal): New insn pattern.
11781 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
11783 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11785 PR middle-end/38586
11786 * function.c (struct temp_slot): Move to the section of the file
11787 that deals with temp slots. Remove field 'address'.
11788 (temp_slot_address_table): New hash table of address -> temp slot.
11789 (struct temp_slot_address_entry): New struct, items for the table.
11790 (temp_slot_address_compute_hash, temp_slot_address_hash,
11791 temp_slot_address_eq, insert_temp_slot_address): Support functions
11793 (find_temp_slot_from_address): Rewrite to use the new hash table.
11794 (remove_unused_temp_slot_addresses): Remove addresses of temp
11795 slots that have been made available.
11796 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
11797 worker function for remove_unused_temp_slot_addresses.
11798 (assign_stack_temp_for_type): Don't clear the temp slot address list.
11799 Add the temp slot address to the address -> temp slot map.
11800 (update_temp_slot_address): Update via insert_temp_slot_address.
11801 (free_temp_slots): Call remove_unused_temp_slot_addresses.
11802 (pop_temp_slots): Likewise.
11803 (init_temp_slots): Allocate the address -> temp slot map, or empty
11804 the map if it is already allocated.
11805 (prepare_function_start): Initialize temp slot processing.
11807 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11809 PR middle-end/38584
11810 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
11811 Calculate the size of all stack vars assuming no packing of stack
11812 vars will happen, replacing a quadratic algorithm with a linear one.
11814 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11817 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
11820 2009-01-03 Diego Novillo <dnovillo@google.com>
11822 * doc/contrib.texi: Update contributions.
11824 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11827 * builtins.c (fold_builtin_memory_op): Give up if either operand
11828 is volatile. Set srctype or desttype to non-qualified version
11832 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
11833 and FUNCTION_DECLs.
11835 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
11837 PR rtl-optimization/35805
11838 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
11839 problem if fast dce is able to remove any instructions.
11840 * dce.c (dce_process_block): Fix dump message.
11842 2009-01-02 Mark Mitchell <mark@codesourcery.com>
11845 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
11847 2009-01-02 Jakub Jelinek <jakub@redhat.com>
11849 PR middle-end/38690
11850 * tree-flow.h (op_code_prio, op_prio): New prototypes.
11851 * tree-pretty-print.c (op_code_prio): New function.
11852 (op_prio): No longer static. Use op_code_prio.
11853 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
11854 Use op_prio and op_code_prio to determine if () should be
11855 printed around operand(s) or not.
11857 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
11858 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
11859 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
11860 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
11861 pp_character instead of pp_string for single letter printing.
11863 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11865 * doc/extend.texi: Fix '#pragma GCC option' typo.
11867 2009-01-02 Richard Guenther <rguenther@suse.de>
11869 * doc/install.texi (--enable-checking): Mention different
11870 default for stage1.
11871 (--enable-stage1-checking): Document.
11873 2009-01-01 Andrew Pinski <pinskia@gmail.com>
11875 PR middle-end/30142
11876 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
11877 case to be an error.
11879 2009-01-02 Ben Elliston <bje@au.ibm.com>
11881 * config/fp-bit.h (pack_d): Constify argument.
11882 * config/fp-bit.c (makenan): Constify return type. Remove casts.
11883 (isnan): Constify argument.
11885 (iszero): Likewise.
11886 (pack_d): Likewise.
11887 (_fpadd_parts): Constify return type.
11888 (_fpmul_parts): Likewise.
11889 (_fpdiv_parts): Likewise.
11891 2009-01-01 Jakub Jelinek <jakub@redhat.com>
11894 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
11895 warn about overwriting initializer with side-effects or
11896 -Woverride-init if !IMPLICIT.
11897 (output_init_element): Likewise. Pass IMPLICIT down to
11899 (process_init_element): Add IMPLICIT argument. Pass it down
11900 to output_init_element.
11901 (push_init_element, pop_init_level, set_designator): Adjust
11902 process_init_element callers.
11903 (set_nonincremental_init, set_nonincremental_init_from_string):
11904 Adjust add_pending_init callers.
11905 (output_pending_init_elements): Adjust output_init_element callers.
11906 * c-tree.h (process_init_element): Adjust prototype.
11907 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
11908 process_init_element callers.
11911 Copyright (C) 2009 Free Software Foundation, Inc.
11913 Copying and distribution of this file, with or without modification,
11914 are permitted in any medium without royalty provided the copyright
11915 notice and this notice are preserved.