1 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
3 * store-motion.c: Do not include params.h
4 * Makefile.in: Fix dependencies for various files.
6 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
8 * auto-inc-dec.c: Fix pass description, remove apparent
9 accidental duplication.
11 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14 * ipa-utils.h (memory_identifier_string): Moved to ...
15 * tree.h (memory_identifier_string): Here. Add GTY(()).
17 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
20 in the former documentation of...
21 (GO_IF_LEGITIMATE_ADDRESS): ... this.
22 * ira-conflicts.c (get_dup_num): Use address_operand.
23 * targhooks.c (default_legitimate_address_p): New.
24 * targhooks.h (default_legitimate_address_p): New.
25 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
27 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
28 * target.h (struct target): Add legitimate_address_p.
29 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
30 (TARGET_INITIALIZER): Include it.
32 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
33 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
34 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
35 (TARGET_LEGITIMATE_ADDRESS_P): New.
37 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
38 (REG_OK_STRICT_P): Delete.
39 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
40 (frv_legitimate_address_p_1): ... this.
41 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
42 (frv_legitimate_address_p_1): ... the renamed old
43 frv_legitimate_address_p.
44 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
45 (TARGET_LEGITIMATE_ADDRESS_P): New.
47 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
48 * config/s390/s390-protos.h (legitimate_address_p): Remove.
49 * config/s390/s390.c (legitimate_address_p): Rename to...
50 (s390_legitimate_address_p): ... this, make static.
51 (legitimize_address): Adjust call.
52 (TARGET_LEGITIMATE_ADDRESS_P): New.
53 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
55 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
56 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
57 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
58 (TARGET_LEGITIMATE_ADDRESS_P): New.
60 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
61 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
62 * config/spu/spu.c (spu_legitimate_address): Rename to...
63 (spu_legitimate_address_p): ... this, make static.
64 (TARGET_LEGITIMATE_ADDRESS_P): New.
66 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
67 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
68 * config/sparc/sparc.c (legitimate_address_p): Rename to...
69 (sparc_legitimate_address_p): ... this, make static and return bool.
70 (legitimize_address): Adjust call.
71 (TARGET_LEGITIMATE_ADDRESS_P): New.
73 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
74 * config/i386/i386-protos.h (legitimate_address_p): Remove.
75 * config/i386/i386.c (legitimate_address_p): Rename to...
76 (ix86_legitimate_address_p): ... this, make static.
77 (constant_address_p): Move after it, adjust call.
78 (TARGET_LEGITIMATE_ADDRESS_P): New.
80 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
81 * config/avr/avr-protos.h (legitimate_address_p): Remove.
82 * config/avr/avr.c (legitimate_address_p): Rename to...
83 (avr_legitimate_address_p): ... this, make static.
84 (legitimize_address): Adjust call.
85 (TARGET_LEGITIMATE_ADDRESS_P): New.
87 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
88 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
89 * config/crx/crx.c (crx_legitimate_address_p): Make static.
90 (TARGET_LEGITIMATE_ADDRESS_P): New.
92 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
93 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
94 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
95 (TARGET_LEGITIMATE_ADDRESS_P): New.
97 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
98 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
100 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
102 (TARGET_LEGITIMATE_ADDRESS_P): New.
104 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
105 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
107 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
109 (m68hc11_legitimate_address_p): ... this, make static.
110 (go_if_legitimate_address_internal): Rename to...
111 (m68hc11_legitimate_address_p_1): ... this.
112 (legitimize_address): Adjust call.
113 (TARGET_LEGITIMATE_ADDRESS_P): New.
115 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
116 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p):
118 * config/iq2000/iq2000.c (iq2000_legitimate_address_p):
120 (TARGET_LEGITIMATE_ADDRESS_P): New.
122 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
123 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
124 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
125 (mn10300_legitimate_address_p): ... this, make static.
126 (TARGET_LEGITIMATE_ADDRESS_P): New.
128 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
129 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
130 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
131 (TARGET_LEGITIMATE_ADDRESS_P): New.
133 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
134 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
135 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
136 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
137 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
138 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
139 (rs6000_legitimate_address_p): ... this, make static.
140 (TARGET_LEGITIMATE_ADDRESS_P): New.
141 (REG_MODE_OK_FOR_BASE_P): Delete.
142 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
144 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
145 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
147 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
148 static, adjust types.
149 (TARGET_LEGITIMATE_ADDRESS_P): New.
151 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
152 * config/score/score.c (score_address_p): Rename to...
153 (score_legitimate_address_p): ... this.
154 (TARGET_LEGITIMATE_ADDRESS_P): New.
155 * config/score/score3.c (score3_address_p): Rename to...
156 (score3_legitimate_address_p): ... this.
157 * config/score/score7.c (score7_address_p): Rename to...
158 (score7_legitimate_address_p): ... this.
160 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
161 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
162 GO_IF_LEGITIMATE_ADDRESS): Delete.
163 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
164 thumb2_legitimate_address_p): Delete.
165 (arm_legitimate_address_p): Rename to...
166 (arm_legitimate_address_outer_p): ... this.
167 * config/arm/constraints.md ("Uq"): Adjust call.
168 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
169 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one to...
170 (arm_legitimate_address_outer_p): ... this.
171 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make static.
172 (TARGET_LEGITIMATE_ADDRESS_P): New.
174 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
175 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
176 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
177 (TARGET_LEGITIMATE_ADDRESS_P): New.
179 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
180 * config/vax/vax-protos.h (legitimate_address_p): Remove.
181 * config/vax/vax.c (legitimate_address_p): Rename to...
182 (vax_legitimate_address_p): ... this, make static.
183 (TARGET_LEGITIMATE_ADDRESS_P): New.
185 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
186 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
187 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
188 (TARGET_LEGITIMATE_ADDRESS_P): New.
190 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
191 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
192 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
193 (mmix_legitimate_address_p): ... this, make static.
194 (TARGET_LEGITIMATE_ADDRESS_P): New.
196 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
197 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
198 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
199 (TARGET_LEGITIMATE_ADDRESS_P): New.
201 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
203 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
206 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
208 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
209 LCT_NORMAL in function call.
210 * mips-tdump.c (print_file_desc): Add cast to enum type.
211 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
212 (mark_stabs): Add casts to enum types.
213 (parse_stabs_common): Add casts to enum types.
215 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
217 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
218 Check for invalid values of LETTER.
220 2009-05-13 Taras Glek <tglek@mozilla.com>
222 * attribs.c moved out attribute registration into register_attribute
223 * doc/plugins.texi Documented register_attribute and PLUGIN_ATTRIBUTES
224 * gcc-plugin.h Added forward decl for register_attribute
225 * plugin.c Added PLUGIN_ATTRIBUTES boilerplate
226 * plugin.h Added PLUGIN_ATTRIBUTES
228 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
230 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
231 values even in sentinel and empty entries.
232 (ms_printf_flag_specs): Likewise.
233 (ms_scanf_flag_specs): Likewise.
234 (ms_strftime_flag_specs): Likewise.
235 (ms_print_char_table): Likewise.
236 (ms_scan_char_table): Likewise.
237 (ms_time_char_table): Likewise.
239 2009-05-13 Doug Kwan <dougkwan@google.com>
241 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
243 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
245 * config/mips/mips.md (store): Add attributes for QI and HI.
247 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
248 (truncdi<mode>2): ... this new pattern.
250 2009-05-13 Brad Hards <bradh@kde.org>
252 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
254 2009-05-14 Jakub Jelinek <jakub@redhat.com>
255 Ben Elliston <bje@au.ibm.com>
258 * dse.c (check_mem_read_rtx): Guard against width == -1.
260 2009-05-13 Michael Matz <matz@suse.de>
263 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
264 (trivially_conflicts_p): New function.
265 (insert_backedge_copies): Use it.
267 2009-05-13 Janis Johnson <janis187@us.ibm.com>
269 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
270 (handle_stdc_pragma): Use new enum constant names.
271 (handle_pragma_float_const_decimal64): Ditto.
273 2009-05-13 Ian Lance Taylor <iant@google.com>
275 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
278 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
280 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
281 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
283 * config/m68k/m68k.h (FL_UCLINUX): Define.
285 2009-05-13 Jan Hubicka <jh@suse.cz>
287 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
289 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
291 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
292 unless -fschedule-insns is specified.
294 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
297 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
298 TARGET_EXPAND_CBRANCHDI4.
299 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
300 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
301 (cmpeqdi): Fix comment.
303 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
305 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
306 (sh_legitimate_address_p): Likewise.
307 * config/sh/sh.c (sh_legitimate_index_p): New.
308 (sh_legitimate_address_p): Likewise.
309 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
310 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
311 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
312 (MAYBE_BASE_REGISTER_RTX_P): New macro.
313 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
314 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
315 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
316 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
317 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
319 2009-05-12 Jan Hubicka <jh@suse.cz>
321 * tree-inline.c (estimate_operator_cost): Add operands;
322 when division happens by constant, it is cheap.
323 (estimate_num_insns): Loads and stores are not having cost of 0;
324 EH magic stuff is cheap; when computing runtime cost of switch,
325 use log2 base of amount of its cases; builtin_expect has cost of 0;
326 compute cost for moving return value of call.
327 (init_inline_once): Initialize time_based flags.
328 * tree-inline.h (eni_weights_d): Add time_based flag.
330 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
332 * df-core.c: Update head documentation.
334 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
337 * rs6000.c (rs6000_generate_compare): Use op1b instead of
338 shadowing exisiting variable op1.
340 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
343 * config/i386/driver-i386.c (processor_signatures): New enum.
344 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
345 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
346 processor signature to detect geode processor.
348 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
352 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
354 * optabs.c (prepare_cmp_insn): Temporarily disable test that
355 causes spurious differences between trunk and cond-optab branch.
357 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
359 * dojump.c (compare_from_rtx): Delete.
360 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
361 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
362 if the comparison does not satisfy the predicate; test predicates for
363 operands 2 and 3 of a cstore pattern. Don't try cstore optab
364 further if one existing pattern fails.
365 * expr.h (compare_from_rtx): Delete.
366 (prepare_operand): Declare it.
367 * optabs.c: Change "lib call" to "libcall" throughout.
368 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
369 HAVE_conditional_trap, emit_cmp_insn): Delete.
370 (can_compare_p): Delete cmp_optab case.
371 (prepare_float_lib_cmp): Return an rtx and a machine mode.
372 Accept other parameters by value.
373 (prepare_operand): Make non-static.
374 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
375 other parameters by value. Try to widen operands here based on
376 an optab_methods argument and looking at cbranch_optab.
377 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
378 loop. Use cbranch_optab directly.
379 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
380 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
382 (emit_conditional_move, emit_conditional_add): Inline what's needed
383 of compare_from_rtx, using new prepare_cmp_insn for the rest.
384 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
385 with COMPARE. Move cmov_optab and cstore_optab above
386 with cbranch_optab, move cmp_optab down with ucmp_optab,
387 remove tst_otpab. Do not initialize trap_rtx.
388 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
389 for trap code. Do not check HAVE_conditional_trap. Use
390 prepare_cmp_insn. Accept no predicate for operand 3.
391 * optabs.h (OTI_cmp): Mark as used only for libcalls.
392 (OTI_ctrap, ctrap_optab): New.
394 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
395 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
396 with lookup of ctrap_optab.
397 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn,
398 setcc_gen_code): Delete.
401 * combine.c (combine_simplify_rtx, simplify_set): Do not
402 special case comparing against zero for cc0 machines.
403 * simplify-rtx.c (simplify_binary_operation_1): Never remove
404 COMPARE on cc0 machines.
405 (simplify_relational_operation): Return a new expression when
406 a COMPARE could be removed.
407 * final.c (final_scan_insn): Compare cc_status values
408 against LHS of a (compare FOO (const_int 0)) cc0 source.
409 Also check if cc_status.value is the full compare.
411 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
412 (cstoreMM4): Document.
413 (conditional_trap): Document ctrapMM4 instead.
414 (sync_compare_and_swapMM): Refer to cbranchcc4.
415 (Dependent Patterns): Eliminate obsolete information referring to
416 the old jump optimization phase.
417 (Canonicalization): Include cbranchcc4 case, omit canonicalization
418 of compares with 0 on cc0 machines.
419 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
420 avoiding references to cc0. Remove text about storing operands
422 * doc/tm.texi (Condition Codes): Include blurb on different
423 condition code representations, separate into subsections for
424 CC0, MODE_CC and conditional execution.
426 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
427 alpha_emit_setcc): Accept operands and a machine mode.
428 * config/alpha/alpha.c (alpha_emit_conditional_branch):
429 Get code/op0/op1 from operands, use machine mode argument
430 instead of alpha_compare.fp_p. Emit the branch here.
431 (alpha_emit_setcc): Likewise, and return boolean.
432 (alpha_emit_conditional_move): Likewise. Assert that
433 cmp_op_mode == cmp_mode, and simplify accordingly.
434 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
435 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
436 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
438 (stack probe test): Use cbranchdi4.
439 * config/alpha/predicates.md (alpha_cbranch_operator): New.
441 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
442 * config/arc/arc.h (movsicc, movsfcc): Use it.
443 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
444 (cbranchsi4, cstoresi4): New.
445 (cmpsi, bCC and sCC expanders): Remove.
447 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
448 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
449 * config/arm/predicates.md (arm_comparison_operator): Only include
450 floating-point operators if there is a hardware floating-point unit.
451 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
452 deferring to cbranch_cc and cstore_cc respectively.
453 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
454 cbranch_cc, cstore_cc): New.
455 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
457 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
459 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
460 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
462 (adjust_insn_length): Adjust calls.
463 (avr_reorg): Handle (compare (foo) (const_int 0)).
464 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
465 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
466 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
467 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
469 (cbranchqi4, cbranchhi4, cbranchsi4): New.
470 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
472 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
473 (cbranchsi4, cstorebi4, cstoresi4): New.
474 (movbisi): This insn is duplicate, split it to zero_extend.
475 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
476 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
477 (bfin_optimize_loop): Use cbranch expander.
478 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
479 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
480 (bfin_bimode_comparison_operator): ... this.
481 (bfin_direct_comparison_operator): New.
483 * config/cris/cris.c (cris_normal_notice_update_cc): Look
484 inside (compare FOO (const_int 0)).
485 (cris_rtx_costs): Handle ZERO_EXTRACT.
486 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
487 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
488 (*tstdi_v32): Delete.
489 (*cmpdi_non_v32): Add M alternative for operand 1.
490 (cmpsi, cmp<mode>): Make private.
491 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
493 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
495 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
496 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
497 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
498 (cc_reg_operand): New.
500 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
501 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
502 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
503 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
504 crx_expand_scond): Delete.
506 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
508 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
509 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
511 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
512 cstoresi4, cstoresf4, cstoredf4): New.
513 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
514 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
515 Receive the entire operands array.
516 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
517 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
518 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
519 Get test/op0/op1 from the operands array.
520 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
522 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
523 (h8300_expand_store): New.
524 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
526 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
527 (h8300_expand_store): New.
528 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
529 or do not try to produce (set (cc0) REG).
530 (peepholes): Wrap arguments with COMPARE. Add a peephole to
531 change a compare into a move to a scratch register. Disable some
532 peepholes when comparing with zero.
533 (tstsi, tsthi, tstsi, cmpqi): Make private.
536 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
539 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
540 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
541 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
542 (ix86_emit_i387_log1p): Use cbranchxf2.
543 (ix86_expand_setcc): Return void.
544 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
545 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
546 cmp<MODEF>, cmpcc): Remove.
547 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
548 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
549 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
550 (sCC and bCC expanders): Remove.
551 (stack_protect_test): Use cbranchcc4.
553 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
555 (ia64_expand_compare): Accept three rtx by reference and return void.
556 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
557 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
558 from *expr. Update *expr with the BImode comparison to do.
559 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
560 cmptf, bCC, sCC, conditional_trap): Delete.
561 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
562 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
563 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
564 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
565 * config/ia64/predicates.md (ia64_cbranch_operator): New.
567 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
568 type of last argument.
569 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
570 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
571 use machine mode argument instead of branch_type. Remove dead
572 code for floating-point comparisons.
573 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
574 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
576 (cbranchsi4, cstoresi4): New.
577 * config/iq2000/predicates.md (reg_or_const_operand): New.
579 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
580 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
581 (b<code>_op): Rewrite to...
582 (bcc_op): ... this, using match_operator.
583 (s<code>_op): Rewrite to...
584 (scc_op): ... this, using match_operator.
585 (s<code>_24_op): Rewrite to...
586 (scc_op_24): ... this, using match_operator.
587 (s<code>_<mode>): Rewrite to...
588 (cstore<mode>4): ... this, using match_operator.
589 (s<code>_<mode>_24): Rewrite to...
590 (cstore<mode>4_24): ... this, using match_operator.
591 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
592 m32c_unpend_compare, m32c_expand_scc): Delete.
593 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
594 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
595 (m32c_expand_movcc): Change NE to EQ if necessary.
596 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
598 * config/m32r/m32r-protos.h (gen_cond_store): New.
599 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
600 (gen_cond_store): New, from sCC patterns.
601 (m32r_expand_block_move): Use cbranchsi4.
602 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
603 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
604 (cbranchsi4, cstoresi4): New.
606 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
608 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
609 (m68hc11_notice_update_cc): Look into a compare with 0.
610 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
612 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
613 cmphi, cmpqi, bCC): Delete.
614 (cbranchsi4, cbranchhi4, cbranchqi4): New.
615 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
616 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
619 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
620 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
621 * config/m68k/constraints.md (H): New.
622 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
623 the define_insn below.
624 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
625 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
626 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
627 patterns): Wrap RHS with COMPARE.
628 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
629 (*cmpdi_internal): Name this pattern.
630 (cmpdi): Change to define_insn.
631 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
632 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
633 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
635 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
636 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
637 (conditional_trap): Change to...
638 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
639 (*conditional_trap): Use the ordered_comparison_operator and
640 const1_operand predicates.
641 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
642 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
643 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
644 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
646 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
647 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
648 (mcore_gen_compare): New.
649 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
650 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
651 (mcore_gen_compare): ... this.
652 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
653 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
654 (stack probe pattern): Use cbranchsi4.
656 * config/mips/predicates.md (mips_cstore_operator): New.
657 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
658 * config/mips/mips.md (any_cond): Delete.
659 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
661 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
662 fixuns_truncsfdi2): Use cbranch patterns.
663 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
664 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
665 Adjust call to mips_expand_conditional_branch.
666 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
668 * config/mips/mips-protos.h (mips_expand_conditional_branch,
669 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
670 * config/mips/mips.c (cmp_operands): Delete.
671 (mips_emit_compare): Get comparison operands from *op0/*op1.
672 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
673 that it succeeds. Use op0/op1 instead of cmp_operands.
674 (mips_expand_conditional_branch, mips_expand_conditional_move,
675 mips_expand_conditional_trap): Likewise.
676 (mips_block_move_loop): Use cbranch patterns.
677 * config/mips/mips.h (cmp_operands): Delete.
679 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
680 (mmix_gen_compare_reg): Just return a register in the right CC mode.
681 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
682 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
683 (*cmpcc_folded): Rename to...
684 (*cmpdi_folded): this.
685 (*cmpcc): Rename to...
687 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
690 (cbranchdf4): New. Handle invalid comparisons here.
691 * config/mmix/predicates.md (float_comparison_operator): New.
693 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
694 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
695 * config/mn10300/mn10300.md (tst): Delete.
696 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
697 Name these patterns and wrap RHS in a compare.
698 (*cmpsi): Make this pattern private. Include tst.
699 (*cmpsf): Make this pattern private.
700 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
701 (compare with zero peepholes): Likewise.
703 (cbranchsi4, cbranchsf4): New.
704 (casesi): Use cbranchsi4.
706 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
707 hppa_branch_type): Delete.
708 (return_addr_rtx): Use cbranchsi4.
709 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
710 Emit CCFPmode comparison here.
711 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
712 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
713 hppa_branch_type): Delete.
714 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
715 (movsicc, movdicc): Remove references to hppa_compare_op0,
716 hppa_compare_op1 and compare_from_rtx.
717 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
718 (casesi): Use cbranchsi4.
720 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
721 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
722 * config/pdp11/pdp11.md (register_or_const0_operand): New.
723 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
724 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
726 (cbranchdf4, cbranchhi4, cbranchqi4): New.
727 (*branch, *branch_inverted): New.
729 * config/picochip/picochip.md (cbranchhi4): Use
730 ordered_comparison_operator.
731 (cmphi, bCC): Remove.
733 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
734 (trap_comparison_operator): Delete.
735 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
736 rs6000_emit_cbranch): Accept mode and operands.
737 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
738 rs6000_compare_fp_p): Delete.
739 (rs6000_generate_compare): Accept mode and comparison. Extract code
740 and op0/op1 from there. Replace references to rs6000_compare_op0
741 and rs6000_compare_op1.
742 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
743 extract result from passed operands.
744 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
745 extract loc from passed operands.
746 (rs6000_emit_cmove): Likewise.
747 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
748 rs6000_compare_fp_p): Delete.
749 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
750 (cbranch<GPR>4, cbranch<FP>4): New.
751 (cstore<mode>4): New. Consolidate here all choices about when to use
752 portable or specialized sCC sequences.
753 (stack_protect_test): Use cbranchsi4.
754 (conditional_trap): Replace with ctrap<GPR>4.
755 (conditional trap insn): Replace trap_comparison_operator with
756 ordered_comparison_operator.
758 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
759 (s390_emit_prologue): Use ctrap.
760 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
761 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
762 New predicates replacing...
763 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
764 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
765 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
766 (add<mode>cc): Do not use s390_compare_op0/op1.
767 (s<code>): Change to...
768 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
770 (cstorecc4): ... this. Handle EQ or NE equally.
771 (*sne): Un-privatize for use in cstorecc4.
772 (b<code>): Change to...
773 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
774 (conditional_trap): Replace with...
775 (ctrap<GPR>4, ctrap<FP>4): ... these.
776 (stack_protect): Use cbranchcc4.
778 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
779 * config/score/score-protos.h (score_gen_cmp): Delete.
780 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
781 (score_block_move-loop): Use cbranchsi4.
782 * config/score/score.md (cbranchsi4): New.
783 (cmpsi, bCC): Delete.
784 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
785 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
786 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
787 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
788 * config/score/score3.h (score3_gen_cmp): Delete.
789 * config/score/score7.h (score7_gen_cmp): Delete.
791 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
792 (sh_emit_scc_to_t): ... this. Return void.
793 (from_compare): Rename to...
794 (sh_emit_compare_and_branch): ... this.
795 (sh_emit_compare_and_set): New.
796 (sh_expand_t_scc): Accept operands.
797 * config/sh/predicates.md (sh_float_comparison_operator): New.
798 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
799 (prepare_scc_operands): Rename to...
800 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
802 (sh_emit_cheap_store_flag): New.
803 (sh_emit_set_t_insn): New.
804 (from_compare): Rename to...
805 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
806 handling of TARGET_SH2E floating point to avoid recursive call.
807 Generate branch here.
808 (sh_emit_compare_and_set): New.
809 (sh_expand_t_scc): Get op0/op1 from arguments.
810 (sh_emit_cheap_store_flag): New.
811 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
813 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
814 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
815 (movsicc, movdicc): Do nothing when it recreated operands from
816 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
817 prepare_scc_operands (now sh_emit_scc_to_t).
818 (udivdi3): Use cstoresi4.
819 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
820 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
821 (cbranchint4_media, cbranchfp4_media): New.
822 (casesi): Use cbranchdi4.
823 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
825 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
826 (movnegt): Remove second operand.
827 (cbranchsf4, cbranchdf4): New.
828 (stack_protect): Use cbranchdi4/cbranchsi4.
830 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
831 (gen_compare_reg): Accept comparison, extract part of it to...
832 (gen_compare_reg_1): ... this.
833 (gen_compare_operator): Delete.
834 (gen_v9_scc): Accept separate destination, comparison code and arms.
835 Do not use sparc_compare_op0/sparc_compare_op1.
836 (emit_scc_insn, emit_conditional_branch_insn): New.
837 (emit_v9_brxx): Make static. Remove useless assertion.
838 (sparc_emit_float_lib_cmp): Return RTL instead of calling
840 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
841 * config/sparc/sparc-protos.h (gen_compare_reg,
842 sparc_emit_float_lib_cmp): Adjust prototype.
843 (emit_scc_insn, emit_conditional_branch_insn): New.
844 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
845 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
846 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
847 iterators to the top.
848 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
849 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
850 snedi_special_trunc): Delete.
851 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
852 and snedi_special_trunc.
853 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
854 cbranchdi4, cbranch<F:mode>4): New.
855 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
856 here. Use gen_compare_reg instead of gen_compare_operator.
857 (conditional_trap): Replace with...
858 (ctrapsi4, ctrapdi4): ... this.
859 (stack_protect_test): Use cbranchcc4.
861 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
863 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
864 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
865 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
866 from operands[0] or operands[3] depending on is_set.
867 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
868 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
869 cmpdf, bCC), sCC: Remove.
870 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
871 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
873 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
874 spu_emit_branch_or_set.
876 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
878 * config/stormy16/stormy16.h (xstormy16_compare_op0,
879 xstormy16_compare_op1): Delete.
880 * config/stormy16/stormy16.c (xstormy16_compare_op0,
881 xstormy16_compare_op1): Delete.
882 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
884 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
885 (cmphi, cmpsi, bCC): Remove.
887 * config/v850/v850.md (tstsi, cmpsi): Fold into...
888 (*cmpsi): ... this one.
889 (cbranchsi4, cstoresi4): New.
890 (bCC expanders): Delete.
891 (sCC insns): Fold into...
892 (*setcc): ... this one.
893 (casesi): Do not use gen_cmpsi and gen_bgtu.
894 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
896 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
898 * config/vax/vax-protos.h (cond_name): New.
899 (vax_output_conditional_branch): Remove.
900 * config/vax/vax.c (cond_name): New.
901 (vax_output_conditional_branch): Remove.
902 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
903 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
904 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
905 (bit<VAXint>): Wrap source with (compare).
906 (b<code> and following unnamed pattern): Rename to *branch and
907 *branch_reversed. Change macroization to match_operator.
908 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
910 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
911 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
912 Change last argument to machine_mode.
913 (xtensa_expand_scc): Add machine_mode argument.
914 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
915 (gen_conditional_move, xtensa_expand_conditional_branch,
916 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
917 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
918 Adjust operand numbers.
919 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
921 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
922 (cmpsi, cmpsf, b<code>, s<code>): Delete.
923 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
925 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
927 * optabs.c (prepare_cmp_insn): Temporarily disable test that
928 causes spurious differences between trunk and cond-optab branch.
930 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
933 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
935 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
937 * tree.c (iterative_hash_pointer): Delete.
938 (iterative_hash_expr): Short-circuit handling of NULL pointer.
939 Hash UIDs and versions of SSA names. Don't special-case built-in
940 function declarations.
942 2009-05-11 Ian Lance Taylor <iant@google.com>
945 * graphite.c: Force -Wc++-compat to only be a warning before
946 #including "cloog/cloog.h".
948 2009-05-11 Martin Jambor <mjambor@suse.cz>
950 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
952 2009-05-11 Jan Hubicka <jh@suse.cz>
954 * tree-ssa-loop-ivcanon.c: Include target.h
955 (struct loop_size): new structure.
956 (constant_after_peeling): New predicate.
957 (tree_estimate_loop_size): New function.
958 (estimated_unrolled_size): Rewrite for new estimates.
959 (try_unroll_loop_completely): Use new estimates.
960 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
962 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
964 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
965 libcpp interface change.
966 (spu_macro_to_expand): Likewise.
968 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
970 PR tree-optimization/40026
971 * gimplify.c (gimplify_init_constructor): Change initial conditional
972 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
973 optimize_compound_literals_in_ctor.
975 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
977 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
979 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
981 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
983 * tree-vect-data-refs.c (vect_analyze_group_access): Use
984 HOST_WIDE_INT for gap.
986 2009-05-11 Ira Rosen <irar@il.ibm.com>
988 PR tree-optimization/40074
989 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
990 account in group size and step comparison.
992 2009-05-11 Richard Guenther <rguenther@suse.de>
994 * passes.c (init_optimization_passes): Strip now incorrect comment.
995 (execute_function_todo): Do not set PROP_alias.
996 * tree-pass.h (PROP_alias): Remove.
997 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
998 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
999 * tree-nrv.c (pass_return_slot): Likewise.
1000 * tree-object-size.c (pass_object_sizes): Likewise.
1001 * tree-ssa-dom.c (pass_dominator): Likewise.
1002 (pass_phi_only_cprop): Likewise.
1003 * tree-ssa-dse.c (pass_dse): Likewise.
1004 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
1005 (pass_cselim): Likewise.
1006 * tree-ssa-pre.c (pass_pre): Likewise.
1007 (pass_fre): Likewise.
1008 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
1009 * tree-ssa-sink.c (pass_sink_code): Likewise.
1010 * tree-stdarg.c (pass_stdarg): Likewise.
1011 * tree-tailcall.c (pass_tail_calls): Likewise.
1012 * tree-vrp.c (pass_vrp): Likewise.
1014 2009-05-10 Ian Lance Taylor <iant@google.com>
1016 * basic-block.h (enum profile_status): Break out of struct
1018 * cgraph.h (struct inline_summary): Break out of struct
1020 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
1021 of struct cgraph_order_sort.
1022 * combine.c (enum undo_kind): New enum, broken out of struct undo.
1023 * cse.c (struct branch_path): Break out of struct
1024 cse_basic_block_data.
1025 * except.h (enum eh_region_type): Break out of struct eh_region.
1026 * gcc.c (enum add_del): Break out of struct modify_target.
1027 * genrecog.c (enum decision_type): Break out of struct decision_test.
1028 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
1030 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
1031 * regmove.c (enum match_use): New enum, broken out of struct match.
1032 * sched-int.h (enum post_call_group): New enum, broken out of
1034 (struct deps_reg): Break out of struct deps.
1035 * target.h (struct asm_int_op): Break out of struct gcc_target.
1036 * tree-eh.c (struct goto_queue_node): Break out of struct
1038 * tree-inline.h (enum copy_body_cge_which): Break out of
1040 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
1042 * c-decl.c (in_struct, struct_types): New static variables.
1043 (pushtag): Add loc parameter. Change all callers.
1044 (lookup_tag): Add ploc parameter. Change all callers.
1045 (check_compound_literal_type): New function.
1046 (parser_xref_tag): Add loc parameter. Change all callers. If
1047 -Wc++-compat, warn about struct/union/enum types defined within a
1049 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
1050 and loc parameters. Change all callers. Change error calls to
1051 error_at, using loc. For a redefinition, if the location of the
1052 original definition is known, report it. Set in_struct and
1053 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
1054 (finish_struct): Add new parameters enclosing_in_struct and
1055 enclosing_struct_types. Change all callers. Set
1056 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
1057 in the struct. If in a struct, add this struct to struct_types.
1058 (start_enum): Add loc parameter. Change all callers. Use
1059 error_at for errors, using loc. For a redefinition, if the
1060 location of the original definition is known, report it. If in a
1061 struct, add this enum type to struct_types. If -Wc++-compat warn
1062 if in sizeof, typeof, or alignof.
1063 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
1064 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
1065 (c_parser_enum_specifier): Get enum location for start_enum.
1066 (c_parser_struct_or_union_specifier): Get struct location for
1067 start_struct. Save in_struct and struct_types status between
1068 start_struct and finish_struct.
1069 (c_parser_cast_expression): Get location of cast.
1070 (c_parser_alignof_expression): Get location of type.
1071 (c_parser_postfix_expression): Likewise.
1072 (c_parser_postfix_expression_after_paren_type): Add type_loc
1073 parameter. Change all callers. Call check_compound_literal_type.
1074 Use type_loc for error about variable size type.
1075 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
1076 of an enum constant from an enum type defined in a struct or union.
1077 (c_cast_expr): Add loc parameter. Change all callers. If
1078 -Wc++-compat, warn about defining a type in a cast.
1079 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
1080 (start_enum, start_struct, finish_struct): Update declarations.
1081 (parser_xref_tag, c_cast_expr): Update declarations.
1082 (check_compound_literal_type): Declare.
1084 2009-05-11 Ben Elliston <bje@au.ibm.com>
1086 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
1087 for recent libcpp interface change.
1088 (rs6000_macro_to_expand): Likewise.
1090 2009-05-10 Michael Matz <matz@suse.de>
1093 * config/arm/arm.c (require_pic_register): Emit on entry edge,
1094 not at entry of function.
1096 2009-05-10 Richard Guenther <rguenther@suse.de>
1098 PR tree-optimization/40081
1100 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1101 using the main variant of the element type. Do not fiddle with
1102 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1104 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
1105 structs with volatile fields.
1107 2009-05-10 Jan Hubicka <jh@suse.cz>
1109 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
1110 (estimate_move_cost): Assert that it does not get called for
1112 (estimate_num_insns): Skip VOID types in argument handling.
1113 (optimize_inline_calls): Delete unreachable blocks and verify that
1116 2009-05-10 Jan Hubicka <jh@suse.cz>
1118 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
1119 * cgraph.c (cgraph_mark_address_taken_node): New function.
1120 (dump_cgraph_node): Dump new flag.
1121 * cgraph.h (struct cgraph_node): Add address_taken.
1122 (cgraph_mark_address_taken_node): New function.
1123 * ipa.c (cgraph_postorder): Prioritize functions with address taken
1124 since new direct calls can be born.
1126 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1128 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
1131 2009-05-10 Jan Hubicka <jh@suse.cz>
1134 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
1136 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
1137 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
1138 * tree-inline.c (copy_bb): Set frequency correctly.
1139 (fold_marked_statements): Update call to
1140 cgraph_update_edges_for_call_stmt.
1142 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1144 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
1145 identifiers in diagnostics.
1146 * config/arm/arm.c (arm_handle_fndecl_attribute,
1147 arm_handle_isr_attribute): Likewise.
1148 * config/avr/avr.c (avr_handle_progmem_attribute,
1149 avr_handle_fndecl_attribute, avr_handle_fntype_attribute):
1151 * config/bfin/bfin.c (handle_int_attribute,
1152 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
1153 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
1154 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
1156 * config/darwin.c (darwin_handle_kext_attribute,
1157 darwin_handle_weak_import_attribute): Likewise.
1158 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
1159 h8300_handle_eightbit_data_attribute,
1160 h8300_handle_tiny_data_attribute): Likewise.
1161 * config/i386/i386.c (ix86_handle_cconv_attribute,
1162 ix86_handle_abi_attribute, ix86_handle_struct_attribute):
1164 * config/i386/winnt.c (ix86_handle_shared_attribute,
1165 ix86_handle_selectany_attribute): Likewise.
1166 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
1167 * config/m32c/m32c.c (function_vector_handler): Likewise.
1168 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
1169 m68hc11_handle_fntype_attribute): Likewise.
1170 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
1171 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
1172 * config/mips/mips.c (mips_insert_attributes,
1173 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
1174 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
1175 rs6000_handle_struct_attribute): Likewise.
1176 * config/sh/sh.c (sh_insert_attributes,
1177 sh_handle_resbank_handler_attribute,
1178 sh_handle_interrupt_handler_attribute,
1179 sh2a_handle_function_vector_handler_attribute,
1180 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1182 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
1183 * config/spu/spu.c (spu_handle_fndecl_attribute,
1184 spu_handle_vector_attribute): Likewise.
1185 * config/stormy16/stormy16.c
1186 (xstormy16_handle_interrupt_attribute): Likewise.
1187 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
1188 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
1190 2009-05-10 Joseph Myers <joseph@codesourcery.com>
1192 * pretty-print.h (struct pretty_print_info): Add
1193 translate_identifiers.
1194 (pp_translate_identifiers): New.
1195 (pp_identifier): Only conditionally translate identifier to locale
1197 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
1198 (pp_base_tree_identifier): Only conditionally translate identifier
1199 to locale character set.
1200 * c-pretty-print.c (M_): Define.
1201 (pp_c_type_specifier, pp_c_primary_expression): Mark English
1202 fragments for conditional translation with M_.
1203 * tree-pretty-print.c (maybe_init_pretty_print): Disable
1204 identifier translation.
1206 2009-05-10 Richard Guenther <rguenther@suse.de>
1208 PR tree-optimization/40081
1209 * tree-sra.c (instantiate_element): Instantiate scalar replacements
1210 using the main variant of the element type. Do not fiddle with
1211 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
1213 2009-05-09 Jan Hubicka <jh@suse.cz>
1216 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
1217 indirect calls; verify cgraph afterwards.
1219 2009-05-09 Jan Hubicka <jh@suse.cz>
1222 * ipa.c (update_inlined_to_pointer): New function.
1223 (cgraph_remove_unreachable_nodes): Use it.
1225 2009-05-09 Jan Hubicka <jh@suse.cz>
1227 * tree-eh.c (struct leh_state): Remove prev_try.
1228 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
1230 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
1231 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
1232 remove_eh_handler_and_replace, foreach_reachable_handler,
1233 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
1234 * except.h (struct eh_region): Remove eh_region_u_cleanup.
1235 (gen_eh_region_cleanup): Update prototype.
1237 2009-05-09 Jan Hubicka <jh@suse.cz>
1240 * except.c (copy_eh_region): Always set prev_try.
1241 (redirect_eh_edge_to_label): Find outer try.
1242 (foreach_reachable_handler): When looking for prev try
1243 handle case where previous try is not going to be taken.
1245 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1247 PR tree-optimization/40049
1248 * tree-vect-stmts.c (vectorizable_operation): If the machine has
1249 only vector/vector shifts, convert the type of the constant to the
1250 appropriate type to avoid building incorrect trees, which
1251 eventually have problems with garbage collection.
1253 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1255 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
1256 -1 for complex floating-point types if honoring signed zeros.
1258 2009-05-08 Jan Hubicka <jh@suse.cz>
1260 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
1261 argument; handle correctly when profile is absent.
1262 (build_cgraph_edges): Update.
1263 (rebuild_cgraph_edges): Update.
1264 * cgraph.c: Do not include varray.h.
1265 (cgraph_set_call_stmt_including_clones): New function.
1266 (cgraph_create_edge_including_clones): Likewise
1267 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
1268 (cgraph_update_edges_for_call_stmt): Handle clones.
1269 (cgraph_remove_node): Handle clone tree.
1270 (cgraph_remove_node_and_inline_clones): New function.
1271 (dump_cgraph_node): Dump clone tree.
1272 (cgraph_clone_node): Handle clone tree.
1273 (clone_function_name): Bring here from tree-inline.c.
1274 (cgraph_create_virtual_clone): New function.
1275 * cgraph.h (ipa_replace_map): Move here from ipa.h.
1276 (cgraph_clone_info): New function.
1277 (strut cgraph_node): Add clone_info and new clone tree pointers.
1278 (cgraph_remove_node_and_inline_clones,
1279 cgraph_set_call_stmt_including_clones,
1280 cgraph_create_edge_including_clones,
1281 cgraph_create_virtual_clone): Declare.
1282 (cgraph_function_versioning): Use VEC argument.
1283 (compute_call_stmt_bb_frequency): Update prototype.
1284 (cgraph_materialize_all_clones): New function.
1285 * ipa-cp.c (ipcp_update_cloned_node): Remove.
1286 (ipcp_create_replace_map): Update to VECtors.
1287 (ipcp_update_callgraph): Use virtual clones.
1288 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
1289 (ipcp_update_profiling): Do not update local profiling.
1290 (ipcp_insert_stage): Use VECtors and virtual clones.
1291 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
1292 (clone_of_p): New function.
1293 (cgraph_preserve_function_body_p): Use clone tree.
1294 (cgraph_optimize): Materialize clones.
1295 (cgraph_function_versioning): Update for VECtors.
1296 (save_inline_function_body): Use clone tree.
1297 (cgraph_materialize_clone): New function.
1298 (cgraph_materialize_all_clones): Likewise.
1299 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
1300 * ipa.c: Include gimple.h.
1301 (cgraph_remove_unreachable_nodes): Use clone tree.
1302 * ipa-prop.c (ipa_note_param_call): Update call to
1303 compute_call_stmt_bb_frequencycall.
1304 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
1305 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
1306 (copy_bb): Handle updating of clone tree; add new edge when new call
1308 (expand_call_inline): Be strict about every call having edge.
1309 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
1310 (delete_unreachable_blocks_update_callgraph): New function.
1311 (tree_function_versioning): Use VECtors; always remove unreachable
1312 blocks and fold conditionals.
1313 * tree-inline.h: Do not include varray.h.
1314 (tree_function_versioning): Remove.
1315 * Makefile.in (GTFILES): Remove tree-inline.c
1316 * passes.c (do_per_function): Do only functions having body.
1317 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
1320 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
1321 Andrew Morrow <acm@google.com>
1324 * c-common.c (c_common_attribute_table): Permit deprecated
1325 attribute to take an optional argument.
1326 (handle_deprecated_attribute): If the optional argument to
1327 __attribute__((deprecated)) is not a string ignore the attribute
1330 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
1331 * c-typeck.c (build_component_ref): Likewise.
1332 (build_external_ref): Likewise.
1334 * toplev.c (warn_deprecated_use): Add an attribute argument.
1335 Emit the message associated with __attribute__((deprecated)).
1337 * toplev.h (warn_deprecated_use): Updated.
1339 * doc/extend.texi: Document new optional parameter to
1340 __attribute__((deprecated))
1342 2009-05-08 Michael Eager <eager@eagercon.com>
1344 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
1345 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
1347 2009-05-08 Richard Guenther <rguenther@suse.de>
1349 PR tree-optimization/40062
1350 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
1351 Avoid exponential behavior.
1353 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1355 PR rtl-optimization/33928
1357 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
1358 process_uses, build_single_def_use_links): New.
1359 (update_df): Update use_def_ref.
1360 (forward_propagate_into): Use get_def_for_use instead of use-def
1362 (fwprop_init): Call build_single_def_use_links and let it initialize
1364 (fwprop_done): Free use_def_ref.
1365 (fwprop_addr): Eliminate duplicate call to df_set_flags.
1366 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
1367 df_rd_simulate_one_insn): New.
1368 (df_rd_bb_local_compute_process_def): Update head comment.
1369 (df_chain_create_bb): Use the new RD simulation functions.
1370 * df.h (df_rd_simulate_artificial_defs_at_top,
1371 df_rd_simulate_one_insn): New.
1372 * opts.c (decode_options): Enable fwprop at -O1.
1373 * doc/invoke.texi (-fforward-propagate): Document this.
1375 2009-05-08 Joseph Myers <joseph@codesourcery.com>
1378 * c-typeck.c (build_binary_op): Handle arithmetic between one real
1379 and one complex operand specially.
1380 * tree-complex.c (some_nonzerop): Do not identify a real value as
1381 zero if flag_signed_zeros.
1383 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1385 PR rtl-optimization/33928
1386 * loop-invariant.c (record_use): Fix && vs. || mishap.
1388 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
1390 PR rtl-optimization/33928
1391 * loop-invariant.c (struct use): Add addr_use_p.
1392 (struct def): Add n_addr_uses.
1393 (struct invariant): Add cheap_address.
1394 (create_new_invariant): Set cheap_address.
1395 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
1396 (record_uses): Pass df_ref to record_use.
1397 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
1400 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
1402 * config/sh/sh.c: Do not include c-pragma.h.
1404 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1406 * config/spu/spu.c: Remove include of c-common.h.
1408 2009-05-07 Janis Johnson <janis187@us.ibm.com>
1411 * c-common.h (mark_valid_location_for_stdc_pragma,
1412 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
1413 clear_float_const_decimal64, float_const_decimal64_p): New.
1414 * c.opt (Wunsuffixed-float-constants): New.
1415 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
1416 unsuffixed float constant, handle new warning.
1417 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
1418 * c-decl.c (c_scope): New flag float_const_decimal64.
1419 (set_float_const_decimal64, clear_float_const_decimal64,
1420 float_const_decimal64_p): New.
1421 (push_scope): Set new flag.
1422 * c-parser.c (c_parser_translation_unit): Mark when it's valid
1423 to use STDC pragmas.
1424 (c_parser_external_declaration): Ditto.
1425 (c_parser_compound_statement_nostart): Ditto.
1426 * c-pragma.c (valid_location_for_stdc_pragma,
1427 mark_valid_location_for_stdc_pragma,
1428 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
1429 handle_pragma_float_const_decimal64): New.
1430 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
1431 * cp/semantics.c (valid_location_for_stdc_pragma_p,
1432 set_float_const_decimal64, clear_float_const_decimal64,
1433 float_const_decimal64_p): New dummy functions.
1434 * doc/extend.texi (Decimal Float): Remove statement that the
1435 pragma, and suffix for double constants, are not supported.
1436 * doc/invoke.texi (Warning Options): List new option.
1437 (-Wunsuffixed-float-constants): New.
1439 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
1441 * config/i386/i386.c: Do not include c-common.h.
1443 2009-05-07 Mark Heffernan <meheff@google.com>
1445 * doc/invoke.texi (Debugging Options): Document change of debugging
1447 * opts.c (decode_options): Make dump_base_name relative to
1448 aux_base_name directory.
1450 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
1452 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
1453 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
1455 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
1457 * Makefile.in (install-plugin): Simplify a bit.
1459 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
1461 * Makefile.in (OBJS-common): Add regcprop.o.
1463 * timevar.def (TV_CPROP_REGISTERS): New.
1464 * regrename.c (regrename_optimize): Return 0.
1465 (rest_of_handle_regrename): Delete.
1466 (pass_rename_registers): Point to regrename_optimize.
1467 (struct value_data_entry, struct value_data,
1468 kill_value_one_regno, kill_value_regno, kill_value,
1469 set_value_regno, init_value_data, kill_clobbered_value,
1470 kill_set_value, kill_autoinc_value, copy_value,
1471 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
1472 replace_oldest_value_reg, replace_oldest_value_addr,
1473 replace_oldest_value_mem, copyprop_hardreg_forward_1,
1474 debug_value_data, validate_value_data): Move...
1475 * regcprop.c: ... here.
1476 (rest_of_handle_cprop): Delete.
1477 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
1479 2009-05-07 Jakub Jelinek <jakub@redhat.com>
1482 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
1483 GEN_INT for 1 << bitnum.
1484 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
1487 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
1489 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
1490 Remove wrong description of "nand" operation.
1492 2009-05-06 Richard Guenther <rguenther@suse.de>
1493 Adam Nemet <anemet@caviumnetworks.com>
1495 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
1496 comment. Add that if LHS is not a gimple register, then RHS1 has
1497 to be a single object (GIMPLE_SINGLE_RHS).
1499 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
1501 * expr.c (get_def_for_expr): Move it up in the file.
1502 (store_field): When expanding a bit-field store, look at the
1503 defining gimple stmt for the masking conversion.
1505 2009-05-06 Janis Johnson <janis187@us.ibm.com>
1508 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
1509 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
1510 32-bit memcpy into long.
1512 2009-05-06 Jakub Jelinek <jakub@redhat.com>
1514 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
1515 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
1517 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
1518 instead of appending DW_OP_deref*.
1520 2009-05-06 Michael Matz <matz@suse.de>
1523 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
1524 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
1526 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
1528 * Makefile.in (install-plugin): Fix srcdir handling.
1530 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
1532 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
1533 when processing for not_regs_needed bitmap.
1534 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
1535 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
1536 handling it for rhs.
1538 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1540 * config/i386/i386.md (unnamed inc/dec peephole): Use
1541 optimize_insn_for_size_p instead of optimize_size.
1542 * config/i386/predicates.md (incdec_operand): Likewise.
1543 (aligned_operand): Likewise.
1544 * config/i386/sse.md (divv8sf3): Likewise.
1545 (sqrtv8sf2): Likewise.
1547 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1549 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
1551 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
1553 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
1555 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
1556 ssemodesuffixf2c with avxmodesuffixf2c.
1558 2009-05-06 Joseph Myers <joseph@codesourcery.com>
1561 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
1563 2009-05-05 Jakub Jelinek <jakub@redhat.com>
1565 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
1566 (struct tree_base): Adjust spacing for 8 bit boundaries.
1567 (struct tree_decl_common): Add decl_by_reference_flag bit.
1568 (DECL_BY_REFERENCE): Adjust.
1569 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
1570 print DECL_BY_REFERENCE bit.
1571 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
1572 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
1573 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
1574 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
1578 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
1579 range of the type, but default label is missing, add it with one
1580 of the existing labels instead of adding a new label for it.
1582 2009-05-05 Joseph Myers <joseph@codesourcery.com>
1586 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
1588 * Makefile.in (enable_plugin, plugin_includedir): New.
1589 (install): Depend on install-plugin.
1590 (PLUGIN_HEADERS): New.
1591 (install-plugin): New.
1592 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
1594 2009-05-05 Richard Guenther <rguenther@suse.de>
1596 PR tree-optimization/40022
1597 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
1599 (phivn_valid_p): Fix tuplification error, simplify.
1600 (phiprop_insert_phi): Add dumps.
1601 (propagate_with_phi): Simplify.
1603 2009-05-05 Richard Guenther <rguenther@suse.de>
1606 * builtins.c (gimplify_va_arg_expr): Properly build the address.
1608 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
1610 * tree.h (strip_float_extensions): Remove duplicate declaration.
1611 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
1612 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
1613 block_ultimate_origin): Rearrange the declarations line to match the
1614 comment that indicates the .c file which the functions are defined.
1615 (dwarf2out_*, set_decl_rtl): Add comment.
1616 (get_base_address): Adjust comment.
1617 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
1618 declarations line and add comment.
1619 (is_builtin_name): Add blank after function name, for clarity.
1621 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1623 * attribs.c (decl_attributes): Use %qE for identifiers in
1625 * cgraphunit.c (verify_cgraph_node): Translate function names to
1626 locale character set in diagnostics.
1627 * coverage.c (get_coverage_counts): Use %qE for identifiers in
1629 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
1630 Document that functions are named in UTF-8.
1631 * expr.c (expand_expr_real_1): Translate function names to locale
1632 character set in diagnostics.
1633 * gimplify.c (omp_notice_variable, omp_is_private,
1634 gimplify_scan_omp_clauses): Use %qE for identifiers in
1636 * langhooks.c (lhd_print_error_function): Translate function names
1637 to locale character set.
1638 * langhooks.h (decl_printable_name): Document that return value is
1639 in internal character set.
1640 * stmt.c: Include pretty-print.h
1641 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
1643 (resolve_operand_name_1): Translate named operand name to locale
1645 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
1647 * toplev.c (announce_function): Translate function names to locale
1649 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
1650 (default_tree_printer): Use pp_identifier or translate identifiers
1651 to locale character set. Mark "<anonymous>" for translation.
1652 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
1653 for identifiers in diagnostics.
1654 * tree.c (handle_dll_attribute): Use %qE for identifiers in
1656 * varasm.c (output_constructor): Use %qE for identifiers in
1659 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
1661 * configure.ac: use ` ` instead of $()
1662 * configure: Regenerate.
1664 2009-05-05 Ben Elliston <bje@au.ibm.com>
1666 * config/pa/linux-atomic.c: Eliminate conditional include of
1667 errno.h on non-LP64 systems to simplify build requirements.
1669 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1671 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
1673 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
1674 and pass value to identifier_to_locale.
1675 (warn_variable_length_array): Make name a tree.
1676 (grokdeclarator): Separate diagnostic texts for named and unnamed
1677 declarators. Use %qE for named declarators.
1678 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
1680 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
1681 identifiers in diagnostics.
1682 * c-typeck.c (push_member_name, start_init): Pass identifiers to
1683 identifier_to_locale. Mark "anonymous" strings for translation.
1685 2009-05-04 Michael Eager <eager@eagercon.com>
1687 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
1688 address for DImode/DFmode only if double-precision FP regs.
1690 2009-05-04 Michael Eager <eager@eagercon.com>
1692 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
1693 TARGET_SINGLE_FLOAT check.
1695 2009-05-04 Michael Eager <eager@eagercon.com>
1697 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
1699 2009-05-04 Michael Eager <eager@eagercon.com>
1701 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
1702 * config/rs6000/t-xilinx: New
1704 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
1706 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
1707 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
1708 * gcc/explow.c (memory_address): Use target hook.
1709 * gcc/targhooks.c (default_legitimize_address): New.
1710 * gcc/targhooks.h (default_legitimize_address): New.
1711 * gcc/target.h (legitimize_address): New.
1712 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
1713 (TARGET_INITIALIZER): Include it.
1714 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
1716 * config/bfin/bfin-protos.h (legitimize_address): Remove.
1717 * config/bfin/bfin.c (legitimize_address): Remove.
1718 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
1719 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
1721 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
1722 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
1724 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
1725 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
1726 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
1727 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
1728 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
1729 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
1730 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
1731 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
1732 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
1733 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
1734 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
1735 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
1736 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
1737 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
1738 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
1739 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
1740 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
1741 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
1742 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
1743 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
1744 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
1745 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
1746 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
1748 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
1749 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
1750 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
1751 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
1752 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
1753 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
1754 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
1755 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
1756 (thumb_legitimize_address): Delete.
1757 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
1758 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
1759 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
1760 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
1761 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
1762 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
1764 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
1767 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
1768 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
1769 * config/m32r/m32r.c (m32r_legitimize_address): New.
1770 * config/m68k/m68k.c (m68k_legitimize_address): New.
1771 * config/score/score.c (score_legitimize_address): Standardize.
1772 * config/score/score3.c (score3_legitimize_address): Standardize.
1773 * config/score/score3.h (score3_legitimize_address): Adjust.
1774 * config/score/score7.c (score7_legitimize_address): Standardize.
1775 * config/score/score7.h (score7_legitimize_address): Adjust.
1776 * config/sh/sh.c (sh_legitimize_address): New.
1777 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
1779 * gcc/config/s390/s390.c (legitimize_address): Rename to...
1780 (s390_legitimize_address): ... this.
1781 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
1782 (sparc_legitimize_address): ... this.
1783 * gcc/config/i386/i386.c (legitimize_address): Rename to...
1784 (ix86_legitimize_address): ... this.
1785 * gcc/config/avr/avr.c (legitimize_address): Rename to...
1786 (avr_legitimize_address): ... this.
1787 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
1788 (mn10300_legitimize_address): ... this.
1789 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
1790 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
1791 (alpha_expand_mov): Adjust call.
1793 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
1794 * config/spu/spu.c (spu_legitimize_address): Likewise.
1795 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
1796 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
1798 2009-05-04 Joseph Myers <joseph@codesourcery.com>
1800 * intl.c (locale_encoding, locale_utf8): New.
1801 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
1802 * intl.h (locale_encoding, locale_utf8): Declare.
1803 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
1804 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
1806 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
1808 (pp_tree_identifier): Define to call pp_base_tree_identifier.
1809 (pp_base_tree_identifier): Declare as function.
1810 (identifier_to_locale): Declare.
1811 * Makefile.in (pretty-print.o): Update dependencies.
1812 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
1814 2009-05-04 Richard Guenther <rguenther@suse.de>
1817 * builtins.c (fold_builtin_memory_op): Do not decay to element
1818 type if the size matches the whole array.
1820 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1822 * expmed.c (synth_mult): When trying out a shift, pass the result
1825 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
1827 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
1828 (shiftsub1_cost): New.
1829 (init_expmed): Compute shiftsub1_cost.
1830 (synth_mult): Optimize multiplications by constants of the form
1831 -(2^^m-1) for some constant positive integer m.
1833 2009-05-03 Richard Guenther <rguenther@suse.de>
1836 * c-typeck.c (array_to_pointer_conversion): Do not built
1837 ADDR_EXPRs of arrays of pointer-to-element type.
1838 * c-gimplify.c (c_gimplify_expr): Revert change fixing
1839 up wrong ADDR_EXPRs after-the-fact.
1840 * c-common.c (strict_aliasing_warning): Strip pointer
1841 conversions for obtaining the original type.
1842 * builtins.c (fold_builtin_memset): Handle array types.
1843 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
1846 2009-05-03 Richard Guenther <rguenther@suse.de>
1849 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
1850 Do not lose casts from array types with unknown extent to array
1851 types with known extent.
1852 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
1853 alias set compatibility.
1855 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
1857 * flags.h (extra_warnings): Delete.
1858 * toplev.c (process_options): Handle Wuninitialized here.
1859 * opts.c (extra_warnings): Delete.
1860 (set_Wextra): Delete.
1861 (common_handle_option): -Wextra can be handled automatically.
1862 * c-opts.c (c_common_handle_option): Delete obsolete code.
1863 (c_common_post_options): Simplify comment.
1864 * common.opt (W): Add Var.
1866 (Wuninitialized): Initialize to -1.
1868 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
1869 Richard Guenther <rguenther@suse.de>
1871 * expr.c (get_def_for_expr): New function.
1872 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
1873 SSA rather than trees.
1874 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
1875 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
1877 2009-05-03 Joseph Myers <joseph@codesourcery.com>
1879 * c-common.c (reswords): Add _Imaginary.
1880 * c-common.c (enum rid): Add RID_IMAGINARY.
1882 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
1884 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
1885 Patch by Richard Guenther.
1887 2009-05-03 Anatoly Sokolov <aesok@post.ru>
1889 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
1890 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
1891 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
1892 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
1893 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
1894 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
1895 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
1896 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
1897 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
1898 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
1899 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
1900 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
1901 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
1902 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
1903 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
1904 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
1905 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
1906 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
1908 2009-05-02 Richard Guenther <rguenther@suse.de>
1910 PR tree-optimization/39940
1911 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
1914 2009-05-02 Richard Guenther <rguenther@suse.de>
1917 * tree-ssa.c (execute_update_addresses_taken): Properly check
1918 if we can mark a variable DECL_GIMPLE_REG_P.
1919 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
1920 back to the end of the function.
1921 (is_gimple_reg_type): Remove complex type special casing.
1922 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
1925 2009-05-02 Ben Elliston <bje@au.ibm.com>
1927 * doc/collect2.texi (Collect2): Document search path behaviour
1928 when configured with --with-ld.
1930 2009-05-02 Jan Hubicka <jh@suse.cz>
1932 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
1933 parameter; update callers.
1934 (coalesce_cost_edge): EH edges are costier because they needs
1935 splitting even if not critical and even more costier when there are
1936 multiple EH predecestors.
1938 2009-05-02 Jan Hubicka <jh@suse.cz>
1940 * except.c (remove_eh_handler_and_replace): Handle updating after
1941 removing TRY blocks.
1943 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
1945 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
1947 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
1949 * varasm.c: Do not include c-pragma.h.
1950 * attribs.c: Do not incude c-common.h.
1952 2009-05-01 Michael Matz <matz@suse.de>
1954 * calls.c (initialize_argument_information): Handle SSA names like
1955 decls with a non MEM_P DECL_RTL.
1957 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1959 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
1960 * ipa-utils.c: Likewise.
1961 * ipa-type-escape.c: Likewise.
1962 * cgraphunit.c Do not include c-common.h.
1963 * ipa-pure-const.c: Likewise.
1964 * tree-if-conv.c: Likewise.
1965 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
1966 * ipa-struct-reorg.c: Likewise.
1967 * tree-nomudflap.c: Likewise.
1968 * tree-ssa-structalias.c: Likewise.
1970 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
1972 * store-motion.c: Many cleanups to make this pass a first-class
1973 citizen instead of an appendix to gcse load motion. Add TODO list
1974 to make this pass faster/cleaner/better.
1976 (struct ls_expr): Post gcse.c-split cleanups.
1977 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
1978 "stores" field to "avail_stores".
1979 (pre_ldst_mems): Rename to store_motion_mems.
1980 (pre_ldst_table): Rename to store_motion_mems_table.
1981 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
1982 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
1983 (ldst_entry): Rename to st_expr_entry, update users.
1984 (free_ldst_entry): Rename to free_st_expr_entry, update users.
1985 (free_ldst_mems): Rename to free_store_motion_mems, update users.
1986 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
1988 (first_ls_expr): Rename to first_st_expr, update users.
1989 (next_ls_expr): Rename to next_st_expr, update users.
1990 (print_ldst_list): Rename to print_store_motion_mems. Print names of
1991 fields properly for store motion instead of names inherited from load
1993 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
1994 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
1997 (ae_kill): Rename to st_kill, update users.
1998 (ae_gen): Rename to st_avloc, update users.
1999 (transp): Rename to st_transp, update users.
2000 (pre_insert_map): Rename to st_insert_map, update users.
2001 (pre_delete_map): Rename to st_delete_map, update users.
2002 (insert_store, build_store_vectors, free_store_memory,
2003 one_store_motion_pass): Update for abovementioned changes.
2005 (gcse_subst_count, gcse_create_count): Remove.
2006 (one_store_motion_pass): New statistics counters "n_stores_deleted"
2007 and "n_stores_created", local variables.
2009 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
2012 (regvec, compute_store_table_current_insn): Remove.
2013 (reg_set_info, reg_clear_last_set): Remove.
2014 (compute_store_table): Use DF caches instead of local dataflow
2017 2009-05-01 Joseph Myers <joseph@codesourcery.com>
2019 * c-objc-common.c (c_tree_printer): Print identifiers with
2020 pp_identifier, not pp_string. Mark "({anonymous})" for
2022 * c-pretty-print.c (pp_c_ws_string): New.
2023 (pp_c_cv_qualifier, pp_c_type_specifier,
2024 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
2025 pp_c_storage_class_specifier, pp_c_function_specifier,
2026 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
2027 pp_c_primary_expression, pp_c_postfix_expression,
2028 pp_c_unary_expression, pp_c_shift_expression,
2029 pp_c_relational_expression, pp_c_equality_expression,
2030 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
2031 use pp_string and pp_c_ws_string in place of pp_identifier and
2032 pp_c_identifier for non-identifiers. Mark English strings for
2034 * c-pretty-print.h (pp_c_ws_string): Declare.
2036 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
2037 Roland McGrath <roland@redhat.com>
2039 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
2040 (ENABLE_LD_BUILDID): New configuration option.
2041 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
2042 (LINK_BUILDID_SPEC): New macro.
2043 (init_spec): If defined, prepend it between LINK_EH_SPEC and
2045 * doc/install.texi: Document --enable-linker-build-id option.
2046 * configure: Rebuild.
2047 * config.in: Rebuild.
2049 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
2051 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
2052 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
2053 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
2054 MIPS_GP_SAVE_AREA_SIZE.
2055 * config/mips/mips.c (struct mips_frame_info): Update comment
2056 before arg_pointer_offset and hard_frame_pointer_offset.
2057 (mips_compute_frame_info): Update diagram before function: to
2058 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
2059 indicate the position of frame_pointer_rtx with -fstack-protector and
2060 to show args_size. Don't allocate cprestore area for leaf functions
2061 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
2063 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
2065 2009-04-30 Michael Matz <matz@suse.de>
2067 PR tree-optimization/39955
2068 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
2070 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
2072 * ira.c (setup_cover_and_important_classes): Use safe macro
2073 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
2075 * genpreds.c (write_tm_preds_h): Output suitable definition of
2076 REG_CLASS_FOR_CONSTRAINT.
2078 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2080 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
2082 * bitmap.c (bitmap_descriptor): Likewise.
2083 * ggc-common.c (loc_descriptor): Likewise.
2084 * varray.c (varray_descriptor): Likewise.
2085 * vec.c (vec_descriptor): Likewise.
2087 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
2089 * Makefile.in (dce.o): Add $(EXCEPT_H).
2090 * dce.c: Include except.h and delete redundant vector definitions.
2091 (deletable_insn_p): Return false for non-call insns that can throw
2094 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
2096 * gcse.c (ae_gen): Remove.
2097 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
2098 and make non-static function to make it available in store-motion.c.
2099 Update call sites with search-and-replace.
2100 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
2101 extract_mentioned_regs, extract_mentioned_regs_helper,
2102 find_moveable_store, compute_store_table, load_kills_store, find_loads,
2103 store_killed_in_insn, store_killed_after, store_killed_before,
2104 build_store_vectors, insert_insn_start_basic_block, insert-store,
2105 remove_reachable_equiv_notes, replace_store_insn, delete_store,
2106 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
2107 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
2108 * store-motion.c: ...new file. Also copy data structures from gcse.c
2109 and clean up to remove parts not used by store motion.
2110 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
2111 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
2113 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2116 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
2117 when optimizing for size.
2119 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
2121 * gcse.c (gcse_constant_p): Fix typo in last change.
2123 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
2125 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
2127 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
2129 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
2131 2009-04-29 James E. Wilson <wilson@codesourcery.com>
2133 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
2134 CONST_HIGH_PART result.
2136 2009-04-29 Anatoly Sokolov <aesok@post.ru>
2138 * config/avr/avr.c (initial_elimination_offset): Rename to
2139 avr_initial_elimination_offset.
2140 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
2141 change return type to bool.
2142 (avr_can_eliminate): New function.
2143 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
2144 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
2145 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
2146 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
2147 avr_initial_elimination_offset.
2148 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
2149 (avr_initial_elimination_offset): Define.
2151 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
2152 Steven Bosscher <steven@gcc.gnu.org>
2154 PR rtl-optimization/39938
2155 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
2156 * cfgrtl.c: Include insn-attr.h.
2157 (rest_of_pass_free_cfg): New function.
2158 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
2159 * resource.c (init_resource_info): Remove call to df_analyze.
2161 2009-04-29 Richard Guenther <rguenther@suse.de>
2164 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
2165 allow conversion to signed integers.
2167 2009-04-29 Richard Guenther <rguenther@suse.de>
2169 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
2170 shifts of floating point vectors if the shift amount is
2171 a constant multiple of the element size.
2173 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
2174 Michael Matz <matz@suse.de>
2178 * tree-outof-ssa.c (emit_partition_copy): New function.
2179 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2180 insert_part_to_rtx_on_edge): Perform the partition base var
2181 copy using emit_partition_copy.
2182 (insert_value_copy_on_edge): Convert constants to the right mode.
2183 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
2184 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
2186 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2188 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
2189 scan backwards to try to find a constant to initialize it.
2191 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
2192 insn before the loop_end instruction, don't look past labels.
2194 2009-04-29 Richard Guenther <rguenther@suse.de>
2197 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2198 loose type conversions.
2199 (forward_propagate_addr_expr): Fix tuplification bug. Remove
2200 stmts only if there are no uses of its definition.
2202 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2204 * config/bfin/bfin.h (splitting_loops): Declare.
2205 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
2206 Reorder bit definitions to be ascending.
2207 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
2208 * config/bfin/bfin.c (splitting_loops): New variable.
2209 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
2210 (struct loop_info): Remove members INIT and LOOP_INIT.
2211 (bfin_optimize_loop): Don't set them. Reorder the code that generates
2212 the LSETUP sequence. Allow LC to be loaded from any register, but
2213 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
2214 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
2216 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
2217 of reload_completed.
2220 * config/bfin/bfin.md (movsi_insn): Refine constraints.
2222 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
2224 * Makefile.in (PLUGIN_VERSION_H): New.
2225 (OBJS-common): Remove plugin-version.o.
2226 (plugin.o): Depend on (PLUGIN_VERSION_H).
2227 (plugin-version.o): Remove.
2228 * configure: Regenerate
2229 * configure.ac: Create plugin-version.h.
2230 * gcc-plugin.h (plugin_gcc_version): Remove.
2231 (plugin_default_version_check): Change signature.
2232 * plugin-version.c: Remove.
2233 * plugin.c: Include plugin-version.h.
2234 (str_plugin_gcc_version_name): Remove.
2235 (try_init_one_plugin): Pass gcc version to plugin_init.
2236 (plugin_default_version_check): Both gcc and plugin versions are now
2239 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2241 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
2242 problematic last insns. Test for TYPE_CALL rather than CALL_P.
2243 Remove special case testing for last insn of inner loops. Don't fail
2244 if the loop ends with a jump, emit an extra nop instead.
2246 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
2247 DREGS rather than comparing directly. Remove code that tries to
2248 account for latencies.
2250 2009-04-29 Richard Guenther <rguenther@suse.de>
2252 PR tree-optimization/39941
2253 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
2254 eliminating an indirect call.
2256 2009-04-29 Richard Guenther <rguenther@suse.de>
2258 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
2259 parameter. Allow invariants as base if !require_lvalue.
2260 (verify_gimple_assign_single): Adjust.
2262 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2264 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
2265 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
2266 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
2267 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
2268 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
2270 * config/bfin/bfin.c (bfin_expand_builtin,
2271 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
2273 2009-04-28 Richard Guenther <rguenther@suse.de>
2275 * tree-vect-loop.c (get_initial_def_for_induction): Use
2276 correct types for pointer increment.
2278 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2280 * toplev.c (print_version): Update GMP version string calculation.
2282 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
2284 PR rtl-optimization/39938
2285 * resource.c (init_resource_info): Add call to df_analyze.
2287 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2289 * config/alpha/alpha.md (usegp): Cast the result of
2290 alpha_find_lo_sum_using_gp to enum attr_usegp.
2291 * config/alpha/alpha.c (override_options): Remove end-of-structure
2292 marker element from cpu_table. Use array size of cpu_table to handle
2293 -mcpu and -mtune options.
2294 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
2296 2009-04-28 Joseph Myers <joseph@codesourcery.com>
2298 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
2299 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
2300 tune_32 and tune_64.
2301 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
2303 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
2304 * config/rs6000/option-defaults.h: ... here. New file.
2305 (OPT_64, OPT_32): Define.
2306 (MASK_64BIT): Define to 0 if not already defined.
2307 (OPT_ARCH64, OPT_ARCH32): Define.
2308 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
2311 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2313 * config/arm/arm.c (arm_override_options): Emit error on using
2316 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2318 PR rtl-optimization/39914
2319 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
2320 registers for allocnos created from user-defined variables only
2321 when not optimizing.
2323 2009-04-28 Richard Guenther <rguenther@suse.de>
2326 * fold-const.c (fold_binary): Use distribute_real_division only
2329 2009-04-28 Steve Ellcey <sje@cup.hp.com>
2331 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
2332 add hpux-stdint.h to tm_file.
2333 (hppa[12]*-*-hpux11*): Ditto.
2334 (ia64*-*-hpux*): Ditto.
2335 * config/hpux-stdint.h: New.
2336 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
2337 __STDC_EXT__ for all compiles.
2338 * config/pa/pa-hpux.h: Ditto.
2339 * config/pa/pa-hpux10.h: Ditto.
2340 * config/pa/pa-hpux11.h: Ditto.
2342 2009-04-28 Catherine Moore <clm@codesourcery.com>
2344 * debug.h (set_name): Add comment.
2346 2009-04-28 Andrew Pinski <pinskia@gmail.com>
2349 * config/darwin.c (machopic_gen_offset): Check
2350 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
2351 * config/arm/arm.c (require_pic_register): Likewise.
2353 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
2355 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
2356 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
2357 m32c_promote_prototypes): Delete.
2359 2009-04-28 Michael Matz <matz@suse.de>
2362 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
2365 2009-04-28 Richard Guenther <rguenther@suse.de>
2367 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
2369 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2371 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
2372 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
2373 * config/arm/arm-tune.md: Regenerate.
2375 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
2377 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
2378 block if there are complex incoming edges.
2379 (sel_merge_blocks): Remove useless assert.
2380 (sel_redirect_edge_and_branch): Check that edge was redirected.
2381 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
2382 (sel_find_rgns): Delete declaration.
2383 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
2384 the region when it is not a preheader.
2386 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2389 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
2391 2009-04-28 Richard Guenther <rguenther@suse.de>
2393 * tree.h (SSA_NAME_VALUE): Remove.
2394 (struct tree_ssa_name): Remove value_handle member.
2395 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
2396 array for jump threading.
2397 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
2399 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
2400 * tree-flow.h (threadedge_initialize_values): Declare.
2401 (threadedge_finalize_values): Likewise.
2402 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
2403 (SSA_NAME_VALUE): Define.
2404 (threadedge_initialize_values): New function.
2405 (threadedge_finalize_values): Likewise.
2406 * tree-ssa-dom.c (ssa_name_values): New global variable.
2407 (SSA_NAME_VALUE): Define.
2408 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
2410 2009-04-28 Ira Rosen <irar@il.ibm.com>
2412 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
2413 Use REPORT_VECTORIZED_LOCATIONS instead
2414 REPORT_VECTORIZED_LOOPS.
2415 * tree-vectorizer.c (vect_verbosity_level): Make static.
2416 (vect_loop_location): Rename to vect_location.
2417 (vect_set_verbosity_level): Update comment.
2418 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
2420 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
2421 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
2422 instead REPORT_UNVECTORIZED_LOOPS.
2423 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
2424 and vect_loop_def to vect_external_def and vect_internal_def.
2425 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
2426 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
2427 REPORT_UNVECTORIZED_LOCATIONS.
2428 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
2429 and vect_used_in_loop and to vect_unused_in_scope and
2431 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
2432 (vect_verbosity_level): Remove declaration.
2433 (vect_analyze_operations): Likewise.
2434 (vect_analyze_stmt): Declare.
2435 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
2436 REPORT_UNVECTORIZED_LOCATIONS.
2437 (vect_get_loop_niters): Fix indentation.
2438 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
2439 (vect_analyze_loop_operations): New function.
2440 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
2441 vect_analyze_operations.
2442 (vect_is_simple_reduction): Use new names.
2443 (vectorizable_live_operation, vect_transform_loop): Likewise.
2444 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
2445 to specify whether the data references can be a part of interleaving
2447 (vect_analyze_data_ref_dependence): Use new names.
2448 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
2449 (vect_create_addr_base_for_vector_ref): Remove redundant code.
2450 * tree-vect-patterns.c (widened_name_p): Use new names.
2451 (vect_recog_dot_prod_pattern): Likewise.
2452 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
2453 (process_use, vect_mark_stmts_to_be_vectorized,
2454 vect_model_simple_cost, vect_model_store_cost,
2455 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
2456 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
2457 vectorizable_operation, vectorizable_type_demotion,
2458 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
2459 vectorizable_condition): Likewise.
2460 (vect_analyze_operations): Split into vect_analyze_loop_operations
2462 (vect_analyze_stmt): ... new function.
2463 (new_stmt_vec_info): Use new names.
2464 (vect_is_simple_use): Use new names and fix comment.
2465 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
2466 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
2468 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
2471 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
2472 and integer modes for x87 operands. Do not ICE for unsupported size,
2473 generate error instead. Generate error for unsupported operand types.
2474 ['z']: Do not handle HImode memory operands specially. Warning
2475 for floating-point operands. Fallthru to 'Z' for unsupported operand
2476 types. Do not ICE for unsupported size, generate error instead.
2477 (output_387_binary_op): Use %Z to output operands.
2478 (output_fp_compare): Ditto.
2479 (output_387_reg_move): Ditto.
2481 2009-04-28 Ben Elliston <bje@au.ibm.com>
2486 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2488 * builtins.c (c_strlen): Do not warn here.
2489 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
2490 * c-common.c (pointer_int_sum): Take an explicit location.
2491 Warn about offsets out of bounds.
2492 * c-common.h (pointer_int_sum): Adjust declaration.
2494 2009-04-27 Ian Lance Taylor <iant@google.com>
2496 * collect2.c (is_ctor_dtor): Change type of ret field in struct
2498 * dce.c (run_fast_df_dce): Change type of old_flags to int.
2499 * df-core.c (df_set_flags): Change return type to int. Change
2500 type of old_flags to int.
2501 (df_clear_flags): Likewise.
2502 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
2503 (df_get_conditional_uses): Likewise.
2504 * df.h (df_set_flags, df_clear_flags): Update declarations.
2505 * dwarf2out.c (struct indirect_string_node): Change type of form
2506 field to enum dwarf_form.
2507 (AT_string_form): Change return type to enum dwarf_form.
2508 * fixed-value.c (fixed_compare): Add cast to enum type.
2509 * fwprop.c (update_df): Change 0 to VOIDmode.
2510 * gensupport.c: Change 0 to UNKNOWN.
2511 * gimple.h (gimple_cond_code): Add cast to enum type.
2512 * haifa-sched.c (reemit_notes): Add cast to enum type.
2513 * hooks.c (hook_int_void_no_regs): Remove function.
2514 * hooks.h (hook_int_void_no_regs): Remove declaration.
2515 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
2516 * predict.c (combine_predictions_for_insn): Add casts to enum type.
2517 * real.c (real_arithmetic): Add cast to enum type.
2518 (real_compare): Likewise.
2519 * target.h (struct gcc_target): Change return type of
2520 branch_target_register_class to enum reg_class.
2521 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
2522 default_branch_target_register_class.
2523 * targhooks.c (default_branch_target_register_class): New function.
2524 * targhooks.h (default_branch_target_register_class): Declare.
2525 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
2526 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
2528 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
2530 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
2531 vect_uninitialized_def. Change 0 to ERROR_MARK.
2532 * tree-vect-stmts.c (supportable_widening_operation): Don't
2533 initialize icode1 and icode2.
2534 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
2535 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
2537 (cmn_err_flag_specs): Change 0 to STD_C89.
2538 (cmn_err_char_table): Likewise.
2539 * config/arm/arm.c (get_arm_condition_code): Change type of code
2540 to enum arm_cond_code.
2541 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
2542 (IWMMXT_BUILTIN2): Likewise.
2543 (neon_builtin_type_bits): Don't define typedef.
2544 (neon_builtin_datum): Change type of bits field to int.
2545 (arm_expand_neon_args): Add cast to enum type.
2546 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
2548 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
2550 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
2552 * config/mips/mips.md (jal_macro): Return enum constant.
2553 (single_insn): Likewise.
2554 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
2556 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2558 * config/s390/s390.c (s390_tune_flags): Change type to int.
2559 (s390_arch_flags): Likewise.
2560 (s390_handle_arch_option): Change flags field of struct pta to int.
2561 * config/s390/s390.h (s390_tune_flags): Update declaration.
2562 (s390_arch_flags): Likewise.
2563 * config/sh/sh.c (prepare_move_operands): Compare
2564 tls_symbolic_operand result with enum constant.
2565 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
2566 (sh_expand_prologue): Add cast to enum type.
2567 (sh_expand_epilogue): Likewise.
2568 (tls_symbolic_operand): Change return type to enum tls_model.
2569 (fpscr_set_from_mem): Add cast to enum type.
2570 (legitimize_pic_address): Compare tls_symbolic_operand result with
2572 (sh_target_reg_class): Change return type to enum reg_class.
2573 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
2575 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
2576 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
2577 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
2578 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
2579 (delayed_branch, tls_call_delay): Likewise.
2580 (eligible_for_sibcall_delay): Likewise.
2581 (eligible_for_return_delay): Likewise.
2582 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
2583 (spu_expand_builtin_1): Likewise.
2585 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
2586 for all types of conversions.
2587 (output_init_element): Issue -Wc++-compat warning if needed when
2588 initializing a bitfield with enum type.
2589 * c-parser.c (c_parser_expression): Set original_type to
2590 original_type of right hand operand of comman operator.
2592 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2594 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
2596 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
2597 * doc/cpp.texi (Standard Predefined Macros)
2598 (Implementation-defined behavior): Likewise.
2599 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
2600 * doc/gimple.texi (GIMPLE Exception Handling)
2601 (@code{GIMPLE_ASSIGN}): Likewise.
2602 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
2603 * doc/invoke.texi (Warning Options, Optimize Options)
2604 (AVR Options, Darwin Options): Likewise.
2605 (Optimize Options): Reformulate -fwhole-program description.
2606 * doc/loop.texi (Lambda): Likewise.
2607 * doc/md.texi (Output Template, Define Constraints)
2608 (Standard Names, Insn Splitting): Likewise.
2609 * doc/options.texi (Option properties): Likewise.
2610 * doc/passes.texi (Tree-SSA passes): Likewise.
2611 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
2612 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
2613 (File Names and DBX): Likewise.
2614 * doc/trouble.texi (Incompatibilities): Likewise.
2616 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2618 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
2619 instruction is correct.
2621 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2623 Allow non-constant arguments to conversion intrinsics.
2624 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
2625 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
2626 * spu.c (print_operand): Handle 'v' and 'w'.
2627 (exp2_immediate_p, spu_gen_exp2): Define.
2628 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
2629 spu_convtf_1): Update parameter descriptions.
2630 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
2631 * constraints.md ('v', 'w'): New.
2632 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
2634 (i2f, I2F): New define_mode_attr.
2635 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
2636 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
2637 fixuns_truncv4sfv4si2): Update to use mode attribute.
2638 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
2639 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
2640 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
2641 patterns for combine.
2643 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
2645 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
2646 (cprop, hoist, pre, store_motion): New debug counters.
2647 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
2648 is not an RTL pass anymore.
2649 (pass_profiling): Remove extern decl for pass removed in 2005.
2650 (pass_gcse, pass_jump_bypass): Remove.
2651 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
2652 to 0 for clean state.
2653 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
2654 * cse.c (gate_handle_cse_after_global_opts,
2655 rest_of_handle_cse_after_global_opts): New functions.
2656 (pass_cse_after_global_opts): New pass, does local CSE.
2657 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
2658 (TV_CPROP): New timevar.
2659 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
2660 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
2661 (gcse_main, recompute_all_luids): Remove.
2662 (compute_hash_table_work): Call max_reg_num instead of reading
2664 (cprop_jump): Don't set run_jump_opt_after_gcse.
2665 (constprop_register): Always allow to alter jumps.
2666 (cprop_insn): Likewise.
2667 (do_local_cprop): Likewise.
2668 (local_cprop_pass): Likewise. Return non-zero if something changed.
2669 (cprop): Remove function, fold interesting bits into one_cprop_pass.
2670 (find_implicit_sets): Add note about missed optimization opportunity.
2671 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
2672 pass_rtl_cprop execute function.
2673 Don't bother tracking the pass number, each pass gets its own dumpfile
2675 Always allow to alter jumpsand bypass jumps.
2676 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
2677 will just find no suitable set.
2678 (pre_edge_insert): Fix dumping, this function is for PRE only.
2679 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
2680 pass_rtl_pre execute function.
2681 (hoist_code): Return non-zero if something changed. Keep track of
2682 substitutions and insertions for statistics gathering similar to PRE.
2683 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
2684 called from the pass_rtl_hoist execute function. Show pass statistics.
2685 (compute_store_table): Use max_reg_num directly instead of using the
2686 formerly global max_gcse_regno.
2687 (build_store_vectors): Likewise.
2688 (replace_store_insn): Fix dumping.
2689 (store_motion): Rename to ...
2690 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
2691 pass, called from the pass_rtl_store_motion execute function. Keep
2692 track of substitutions and insertions for statistics gathering similar
2694 (bypass_jumps): Remove, fold interesting bits into ...
2695 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
2696 from the pass_rtl_cprop execute function.
2697 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2698 pass_jump_bypass): Remove.
2699 (gate_handle_gcse, rest_of_handle_gcse): Remove.
2700 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
2701 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
2702 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
2703 (gate_rtl_store_motion, execute_rtl_store_motion,
2704 pass_rtl_store_motion): New.
2705 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
2706 make it clear that -fcse-skip-blocks is a no-op for backward compat.
2707 * passes.c (init_optimization_passes): Remove pass_gcse and
2708 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
2709 and cse_after_global_opts in place of pass_gcse. Schedule cprop
2710 instead of pass_jump_bypass.
2712 2009-04-27 Richard Guenther <rguenther@suse.de>
2715 * gimplify.c (gimplify_expr): If we are required to create
2716 a temporary make sure it ends up as register.
2718 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
2721 * config/i386/i386.c (construct_container): Don't call
2722 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
2723 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
2725 2009-04-27 Michael Matz <matz@suse.de>
2727 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
2728 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
2729 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
2730 (dump_replaceable_exprs): Take a bitmap.
2731 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
2733 (expand_gimple_basic_block): Likewise.
2734 * tree-ssa-ter.c (struct temp_expr_table_d): Make
2735 replaceable_expressions member a bitmap.
2736 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
2737 (mark_replaceable): Likewise.
2738 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
2739 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
2741 2009-04-27 Richard Guenther <rguenther@suse.de>
2743 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
2744 (verify_stmts): Dispatch to gimple/type verification code.
2745 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
2746 issue with call argument types.
2748 2009-04-27 Michael Matz <matz@suse.de>
2750 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
2751 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
2754 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
2755 Eric Botcazou <ebotcazou@adacore.com>
2757 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
2758 a label's basic block.
2759 (mark_target_live_regs): Tidy and rework obsolete comments.
2760 Change back DF problem to LIVE. If a label starts a basic block,
2761 assume that all registers that used to be live then still are.
2762 (init_resource_info): If a label starts a basic block, set its
2763 BLOCK_FOR_INSN accordingly.
2764 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
2766 2009-04-27 Richard Guenther <rguenther@suse.de>
2768 * tree-flow-inline.h (function_ann): Remove.
2769 (get_function_ann): Likewise.
2770 * tree-dfa.c (create_function_ann): Remove.
2771 * tree-flow.h (struct static_var_ann_d): Remove.
2772 (struct function_ann_d): Likewise.
2773 (union tree_ann_d): Remove fdecl member.
2774 (function_ann_t): Remove.
2775 (function_ann, get_function_ann, create_function_ann): Remove
2778 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
2780 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
2782 2009-04-27 Jan Hubicka <jh@suse.cz>
2784 * ipa-pure-const.c (struct funct_state_d): New fields
2785 state_previously_known, looping_previously_known; remove
2786 state_set_in_source.
2787 (analyze_function): Use new fields.
2788 (propagate): Avoid assumption that state_set_in_source imply
2791 * tree-ssa-loop-niter.c (finite_loop_p): New function.
2792 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
2793 * cfgloop.h (finite_loop_p): Declare.
2795 2009-04-26 Michael Matz <matz@suse.de>
2797 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
2799 2009-04-26 Michael Matz <matz@suse.de>
2801 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
2802 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
2803 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
2804 pass_mark_used_blocks): Remove.
2805 * tree-optimize.c (pass_free_datastructures,
2806 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
2807 * passes.c (init_optimization_passes): Don't call
2808 pass_mark_used_blocks, remove dead code.
2810 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
2812 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
2813 * tree-ssa-live.h (register_ssa_partition): Likewise.
2815 2009-04-26 Michael Matz <matz@suse.de>
2818 * builtins.c (fold_builtin_next_arg): Handle SSA names.
2819 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
2820 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
2822 (compare_pairs): Swap cost comparison.
2823 (coalesce_ssa_name): Don't use change_partition_var.
2824 * tree-nrv.c (struct nrv_data): Add modified member.
2825 (finalize_nrv_r): Set it.
2826 (tree_nrv): Use it to update statements.
2827 (pass_nrv): Require PROP_ssa.
2828 * tree-mudflap.c (mf_decl_cache_locals,
2829 mf_build_check_statement_for): Use make_rename_temp.
2830 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
2831 * alias.c (find_base_decl): Handle SSA names.
2832 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
2833 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
2834 * rtl.h (set_reg_attrs_for_parm): Declare.
2835 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
2836 to "optimized", remove unused locals at finish.
2837 (execute_free_datastructures): Make global, call
2838 delete_tree_cfg_annotations.
2839 (execute_free_cfg_annotations): Don't call
2840 delete_tree_cfg_annotations.
2842 * ssaexpand.h: New file.
2843 * expr.c (toplevel): Include ssaexpand.h.
2844 (expand_assignment): Handle SSA names the same as register variables.
2845 (expand_expr_real_1): Expand SSA names.
2846 * cfgexpand.c (toplevel): Include ssaexpand.h.
2847 (SA): New global variable.
2848 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
2849 (SSAVAR): New macro.
2850 (set_rtl): New helper function.
2851 (add_stack_var): Deal with SSA names, use set_rtl.
2852 (expand_one_stack_var_at): Likewise.
2853 (expand_one_stack_var): Deal with SSA names.
2854 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
2855 before unique numbers.
2856 (expand_stack_vars): Use set_rtl.
2857 (expand_one_var): Accept SSA names, add asserts for them, feed them
2858 to above subroutines.
2859 (expand_used_vars): Expand all partitions (without default defs),
2860 then only the local decls (ignoring those expanded already).
2861 (expand_gimple_cond): Remove edges when jumpif() expands an
2863 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
2864 or remove abnormal edges. Ignore insns setting the LHS of a TERed
2866 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
2867 members of SA; deal with PARM_DECL partitions here; expand
2868 all PHI nodes, free tree datastructures and SA. Commit instructions
2869 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
2870 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
2871 info and statements at start, collect garbage at finish.
2872 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
2873 (VAR_ANN_PARTITION) Remove.
2874 (change_partition_var): Don't declare.
2875 (partition_to_var): Always return SSA names.
2876 (var_to_partition): Only accept SSA names.
2877 (register_ssa_partition): Only check argument.
2878 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
2880 (delete_var_map): Don't free it.
2881 (var_union): Only accept SSA names, simplify.
2882 (partition_view_init): Mark only useful SSA names as used.
2883 (partition_view_fini): Only deal with SSA names.
2884 (change_partition_var): Remove.
2885 (dump_var_map): Use ssa_name instead of partition_to_var member.
2886 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
2888 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
2889 (struct _elim_graph): New member const_dests; nodes member vector of
2891 (set_location_for_edge): New static helper.
2892 (create_temp): Remove.
2893 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
2894 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
2895 (new_elim_graph): Allocate const_dests member.
2896 (clean_elim_graph): Truncate const_dests member.
2897 (delete_elim_graph): Free const_dests member.
2898 (elim_graph_size): Adapt to new type of nodes member.
2899 (elim_graph_add_node): Likewise.
2900 (eliminate_name): Likewise.
2901 (eliminate_build): Don't take basic block argument, deal only with
2902 partition numbers, not variables.
2903 (get_temp_reg): New static helper.
2904 (elim_create): Use it, deal with RTL temporaries instead of trees.
2905 (eliminate_phi): Adjust all calls to new signature.
2906 (assign_vars, replace_use_variable, replace_def_variable): Remove.
2907 (rewrite_trees): Only do checking.
2908 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
2909 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
2910 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
2911 contains_tree_r, MAX_STMTS_IN_LATCH,
2912 process_single_block_loop_latch, analyze_edges_for_bb,
2913 perform_edge_inserts): Remove.
2914 (expand_phi_nodes): New global function.
2915 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
2916 functions, initialize new parameter, remember partitions having a
2918 (finish_out_of_ssa): New global function.
2919 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
2920 don't reset in_ssa_p here, don't disable TER when mudflap.
2921 (pass_del_ssa): Remove.
2922 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
2924 (execute_free_datastructures): Declare.
2925 * Makefile.in (SSAEXPAND_H): New variable.
2926 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
2927 * basic-block.h (commit_one_edge_insertion): Declare.
2928 * passes.c (init_optimization_passes): Move pass_nrv and
2929 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
2930 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
2931 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
2932 (redirect_branch_edge): Deal with super block when expanding, split
2933 out jump patching itself into ...
2934 (patch_jump_insn): ... here, new static helper.
2936 2009-04-26 Michael Matz <matz@suse.de>
2938 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
2939 beyond num_ssa_names.
2940 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
2941 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
2943 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2946 * fwprop.c (forward_propagate_asm): New function.
2947 (forward_propagate_and_simplify): Propagate also into __asm, if it
2948 doesn't increase the number of referenced registers.
2951 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
2953 2009-04-26 Jakub Jelinek <jakub@redhat.com>
2955 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
2956 note_nonlocal_vla_type for nonlocal VLAs.
2957 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
2958 contains_remapped_vars, remap_vla_decls): New functions.
2959 (convert_nonlocal_reference_stmt): If not optimizing, call
2960 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
2961 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
2962 if it wasn't found in var_map.
2963 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
2964 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
2965 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
2967 * gimplify.c (nonlocal_vlas): New variable.
2968 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
2970 (gimplify_body): Create and destroy nonlocal_vlas.
2972 * dwarf2out.c (loc_descr_plus_const): New function.
2973 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
2974 mem_loc_descriptor, loc_descriptor_from_tree_1,
2975 descr_info_loc, gen_variable_die): Use it.
2977 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
2978 !TREE_STATIC VAR_DECLs.
2979 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
2980 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
2981 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
2982 DECL_BY_REFERENCE is valid.
2983 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
2984 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
2985 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
2986 Copy DECL_BY_REFERENCE.
2987 (struct nesting_copy_body_data): New type.
2988 (nesting_copy_decl): New function.
2989 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
2990 if they have variable length.
2992 2009-04-26 Michael Matz <matz@suse.de>
2994 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
2995 mark new temporaries for renaming.
2997 2009-04-26 Joseph Myers <joseph@codesourcery.com>
3000 * c-decl.c (global_bindings_p): Return negative value.
3001 (c_variable_size): New. Based on variable_size from
3003 (grokdeclarator): Call c_variable_size not variable_size.
3005 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
3007 * config/i386/i386.c (print_operand) ['z']: Fix typo.
3009 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
3011 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
3012 Redefine it to just use mingw/include.
3013 (ASM_SPEC): Rules for -m32 and -m64.
3014 (LINK_SPEC): Use Likewise.
3015 (SPEC_32): New define.
3016 (SPEC_64): Likewise.
3017 (SUB_LINK_SPEC): Likewise.
3018 (MULTILIB_DEFAULTS): New define.
3019 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
3020 Add multilib options.
3021 (MULTILIB_DIRNAMES): Likewise.
3022 (MULTILIB_OSDIRNAMES): Likewise.
3024 (INSTALL_LIBGCC): Likewise.
3026 2009-04-26 Joseph Myers <joseph@codesourcery.com>
3029 * c-tree.h (enum c_inline_static_type): New.
3030 (record_inline_static): Declare.
3031 * c-decl.c (struct c_inline_static, c_inline_statics,
3032 record_inline_static, check_inline_statics): New.
3033 (pop_file_scope): Call check_inline_statics.
3034 (start_decl): Call record_inline_static instead of pedwarning
3035 directly for static in inline function.
3036 * c-typeck.c (build_external_ref): Call record_inline_static
3037 instead of pedwarning directly for static referenced in inline
3040 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
3042 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
3043 not new but only being rescanned.
3044 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
3045 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
3046 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
3047 record_set_info, compute_set, grealloc): Remove.
3048 (recompute_all_luids): New function.
3049 (gcse_main): Don't compute sets, and don't do related memory
3050 allocations/free-ing. If something changed before the end of the
3051 pass, update LUIDs using recompute_all_luids.
3052 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
3053 (free_gcse_mem): Don't free it either.
3054 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
3055 Use the df insn LUIDs.
3056 (load_killed_in_block): Likewise.
3057 (compute_hash_table_work): Don't compute reg_set_in_block.
3058 (compute_transp): Use DF_REG_DEF_CHAINs.
3059 (local_cprop_pass): Don't use compute_sets and related functions.
3060 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
3061 Use get_max_uid() instead of max_cuid.
3062 (insert_insn_end_basic_block, pre_insert_copy_insn,
3063 update_ld_motion_stores): Don't try to
3064 keep reg_set tables up to date.
3065 (pre_insert_copies): Use df insn LUIDs.
3066 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
3067 (reg_set_info): Don't use extra bitmap argument.
3068 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
3069 information to compute regs_set_in_block.
3070 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
3071 (bypass_jumps): Don't use compute_sets and friends.
3073 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3076 * opts.c (undocumented_msg): Do not leave blank even with
3079 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3081 * c-decl.c (build_enumerator): Allow values folding to integer
3082 constants but not integer constant expressions with a pedwarn if
3085 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3088 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
3089 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
3090 type is an integer constant.
3092 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3095 * config/i386/i386.c (print_operand) ['z']: Revert handling of
3098 2009-04-25 Joseph Myers <joseph@codesourcery.com>
3101 * c-decl.c (grokdeclarator): Diagnose declarations of functions
3102 with variably modified return type and no storage class
3103 specifiers, except for the case of nested functions. Distinguish
3104 extern declarations of functions with variably modified return
3105 types from those of objects with variably modified types.
3107 2009-04-25 Jan Hubicka <jh@suse.cz>
3109 * tree.c (list_equal_p): New function.
3110 * tree.h (list_equal_p): Declare.
3111 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3112 basic_block_def, basic_block, const_basic_block): New.
3113 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
3114 (redirect_eh_edge): New function.
3115 (make_eh_edge_update_phi): EH edges are not abnormal.
3116 * except.c: Include tree-flow.h.
3117 (list_match): New function.
3118 (eh_region_replaceable_by_p): New function.
3119 (replace_region): New function.
3120 (hash_type_list): New function.
3121 (hash_eh_region): New function.
3122 (eh_regions_equal_p): New function.
3123 (merge_peers): New function.
3124 (remove_unreachable_regions): Verify EH tree when checking;
3126 (copy_eh_region_1): New function.
3127 (copy_eh_region): New function.
3128 (push_reachable_handler): New function.
3129 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
3130 regions without label but with live RESX.
3131 * except.h (redirect_eh_edge_to_label): New.
3132 * tree-flow.h (redirect_eh_edge): New.
3133 * coretypes.h (edge_def, edge, const_edge, basic_block_def
3134 basic_block_def, basic_block, const_basic_block): Remove.
3135 * Makefile.in (except.o): Add dependency on tree-flow.h
3136 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
3137 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
3140 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
3143 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
3144 on the destination of memcpy.
3146 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
3148 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
3149 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
3150 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
3152 2009-04-25 Jan Hubicka <jh@suse.cz>
3154 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
3155 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
3156 to be reached by different label than left.
3157 (update_eh_edges): Update comment; remove edge_to_remove if possible
3158 and return true if suceeded.
3159 (cleanup_empty_eh): Accept sharing map; handle shared regions.
3160 (cleanup_eh): Compute sharing map.
3161 * except.c (remove_eh_handler_and_replace): Add argument if we should
3163 (remove_unreachable_regions): Update for label sharing.
3164 (label_to_region_map): Likewise.
3165 (get_next_region_sharing_label): New function.
3166 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
3168 (remove_eh_handler): Update.
3169 (remove_eh_region_and_replace_by_outer_of): New function.
3170 * except.h (struct eh_region): Add next_region_sharing_label.
3171 (remove_eh_region_and_replace_by_outer_of,
3172 get_next_region_sharing_label): Declare.
3173 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
3175 2009-04-25 Jan Hubicka <jh@suse.cz>
3177 * tree-cfg.c (split_critical_edges): Split also edges where we can't
3178 insert code even if they are not critical.
3180 2009-04-25 Jan Hubicka <jh@suse.cz>
3182 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3183 (gimple_can_remove_branch_p): EH edges won't remove branch by
3185 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
3186 updating of non-abnormal EH edges.
3187 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
3188 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
3189 (split_critical_edges): Split also edges where emitting code on them
3190 will lead to splitting later.
3192 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
3193 H.J. Lu <hongjiu.lu@intel.com>
3196 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
3197 the configured assembler supports fildq and fistpq mnemonics.
3198 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
3199 * configure: Regenerated.
3202 * config/i386/i386.c (print_operand): Handle 'Z'.
3203 ['z']: Remove handling of special fild/fist suffixes.
3204 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
3205 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
3206 suffix of fild insn.
3207 (*floatsi<mode>2_vector_mixed): Ditto.
3208 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
3209 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
3210 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3211 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
3212 * config/i386/gas.h (GAS_MNEMONICS): Remove.
3214 2009-04-25 Ben Elliston <bje@au.ibm.com>
3216 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
3217 the source of a set operation.
3219 2009-04-25 Anatoly Sokolov <aesok@post.ru>
3221 * target.h (struct gcc_target): Add case_values_threshold field.
3222 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
3223 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
3224 * targhooks.c (default_case_values_threshold): New function.
3225 * targhooks.h (default_case_values_threshold): Declare function.
3226 * stmt.c (expand_case): Use case_values_threshold target hook.
3227 * expr.h (case_values_threshold): Remove declartation.
3228 * expr.c (case_values_threshold): Remove function.
3229 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
3231 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
3232 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3233 (avr_case_values_threshold): Declare as static.
3234 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
3236 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
3237 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
3238 (mn10300_case_values_threshold): New function.
3240 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3242 * ira.c (setup_cover_and_important_classes): Add enum cast.
3244 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
3246 * genpreds.c (write_enum_constraint_num): Output definition of
3247 CONSTRAINT_NUM_DEFINED_P macro.
3248 * ira.c (setup_cover_and_important_classes): Use
3249 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
3251 2009-04-24 DJ Delorie <dj@redhat.com>
3253 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
3254 __SH2A_SINGLE_ONLY__ also.
3256 2009-04-24 Steve Ellcey <sje@cup.hp.com>
3258 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
3259 (movdf_internal): Ditto.
3260 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
3261 SFmode and DFmode constants.
3262 (ia64_print_operand): Add 'G' format for printing
3263 floating point constants.
3265 2009-04-24 Richard Guenther <rguenther@suse.de>
3267 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
3268 from unsigned additions.
3270 2009-04-24 Joseph Myers <joseph@codesourcery.com>
3272 * c-typeck.c (set_init_index): Allow array designators that are
3273 not integer constant expressions with a pedwarn if pedantic.
3275 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3277 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
3278 zero if no overlap in nonzero bits between the operands.
3280 2009-04-24 Ian Lance Taylor <iant@google.com>
3282 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
3283 (record_dead_and_set_regs): Likewise.
3284 * df.h (struct df_mw_hardreg): Change flags field to int.
3285 (struct df_base_ref): Likewise.
3286 (struct df): Change changeable_flags field to int.
3287 * df-scan.c (df_defs_record): Change clobber_flags to int.
3288 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
3289 constants rather than #define macros.
3290 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
3291 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
3292 (enum dwarf_calling_convention): Likewise.
3293 (enum dwarf_line_number_x_ops): Likewise.
3294 (enum dwarf_call_frame_info): Likewise.
3295 (enum dwarf_source_language): Likewise.
3296 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
3297 (add_calling_convention_attribute): Likewise.
3298 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
3299 (combine_comparisons): Change compcode to int. Add cast to enum type.
3300 * genrecog.c (maybe_both_true_2): Change c to int.
3301 (write_switch): Likewise. Add cast to enum type.
3302 * gimplify.c (gimplify_omp_for): Handle return values from
3303 gimplify_expr using MIN rather than bitwise or.
3304 (gimplify_expr): Add cast to enum type.
3305 * ipa-prop.c (update_jump_functions_after_inlining): Change
3306 IPA_BOTTOM to IPA_JF_UNKNOWN.
3307 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
3308 Add casts to enum type.
3309 (setup_cover_and_important_classes): Change cl to int. Add casts
3311 (setup_class_translate): Change cl and mode to int.
3312 (ira_init_once): Change mode to int.
3313 (free_register_move_costs): Likewise.
3314 (setup_prohibited_mode_move_regs): Add casts to enum type.
3315 * langhooks.c (add_builtin_function_common): Rework assertion that
3316 value fits bitfield.
3317 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
3318 * omega.c (omega_do_elimination): Avoid math on enum types.
3319 * optabs.c (expand_vec_shift_expr): Remove casts to int.
3320 * opts.c (set_debug_level): Change 2 to enum constant. Use new
3321 int local to handle integral_argment value.
3322 * regmove.c (try_auto_increment): Change PUT_MODE to
3324 * reload.c (push_secondary_reload): Add casts to enum type.
3325 (secondary_reload_class, find_valid_class): Likewise.
3326 * reload1.c (emit_input_reload_insns): Likewise.
3327 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
3328 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
3329 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
3331 * tree.c (build_common_builtin_nodes): Add casts to enum type.
3332 * tree-complex.c (complex_lattice_t): Typedef to int rather than
3334 (expand_complex_libcall): Add casts to enum type.
3335 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
3336 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
3337 with ERROR_MARK, not NUM_TREE_CODES.
3338 (vect_create_epilog_for_reduction): Likewise.
3339 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
3340 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
3341 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
3343 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
3344 vect_unused_in_loop. Change 0 to loop_vect.
3345 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
3346 * var-tracking.c (get_init_value): Change return type to enum
3348 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
3349 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
3351 (arm_override_options): Add casts to enum type.
3352 (arm_emit_tls_decoration): Likewise.
3353 * config/i386/i386.c (ix86_function_specific_restore): Add casts
3355 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
3356 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
3357 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
3359 * config/s390/s390.c (code_for_builtin_64): Change to array of
3361 (code_for_builtin_31): Likewise.
3362 (s390_expand_builtin): Change code_for_builtin to enum insn_code
3364 * config/sparc/sparc.c (sparc_override_options): Change value
3365 field in struct code_model to enum cmodel. In initializer change
3366 0 to NULL and add cast to enum type.
3368 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
3369 Change all callers. Issue a -Wc++-compat warning using
3370 lhs_origtype if necessary.
3371 (convert_for_assignment): Issue -Wc++-compat warnings about
3372 invalid conversions to enum type on assignment.
3373 * c-common.h (build_modify_expr): Update declaration.
3375 2009-04-24 Nick Clifton <nickc@redhat.com>
3377 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
3378 (function_arg_advance): Likewise.
3379 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
3382 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3384 * config/s390/constraints.md ('I', 'J'): Fix condition.
3386 2009-04-24 Diego Novillo <dnovillo@google.com>
3388 * gengtype-parse.c (parse_error): Add newline after message.
3390 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
3392 * config/i386/sse.md (avxmodesuffixs): Removed.
3393 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
3394 (*avx_pinsr<ssevecsize>): This.
3396 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
3398 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
3399 follow chains of regs with a single definition, and allow expressions
3400 that are function_invariant_p.
3401 (simple_rhs_p): Allow expressions that are function_invariant_p.
3403 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
3406 * fold-const.c (fold_cond_expr_with_comparison): When folding
3407 > and >= to MAX, make sure the MAX uses the same type as the
3408 comparison's operands.
3410 2009-04-24 Nick Clifton <nickc@redhat.com>
3412 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
3413 addressing for DImode accesses.
3414 (frv_print_operand_address): Handle PLUS case.
3415 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
3417 2009-04-24 Jakub Jelinek <jakub@redhat.com>
3419 PR rtl-optimization/39794
3420 * alias.c (canon_true_dependence): Add x_addr argument.
3421 * rtl.h (canon_true_dependence): Adjust prototype.
3422 * cse.c (check_dependence): Adjust canon_true_dependence callers.
3423 * cselib.c (cselib_invalidate_mem): Likewise.
3424 * gcse.c (compute_transp): Likewise.
3425 * dse.c (scan_reads_nospill): Likewise.
3426 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
3427 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
3428 canon_base_addr of the group, plus optional offset.
3429 (struct group_info): Rename canon_base_mem to
3431 (get_group_info): Set canon_base_addr to canon_rtx of base, not
3432 canon_rtx of base_mem.
3434 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
3436 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
3437 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
3439 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3441 * config/spu/spu-builtins.h: Delete file.
3443 * config/spu/spu.h (enum spu_builtin_type): Move here from
3445 (struct spu_builtin_description): Likewise. Add GTY marker.
3446 Do not use enum spu_function_code or enum insn_code.
3447 (spu_builtins): Add extern declaration.
3449 * config/spu/spu.c: Do not include "spu-builtins.h".
3450 (enum spu_function_code, enum spu_builtin_type_index,
3451 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
3452 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
3453 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
3454 unsigned_V2DI_type_node): Move here from spu-builtins.h.
3455 (spu_builtin_types): Make static. Add GTY marker.
3456 (spu_builtins): Add extern declaration with GTY marker.
3459 * config/spu/spu-c.c: Do not include "spu-builtins.h".
3460 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
3461 Check programmatically whether all parameters are scalar.
3463 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
3465 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
3467 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
3468 assignment from the constructor either if the target is volatile.
3470 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
3472 * config/arm/arm.md (insv): Do not share operands[0].
3474 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
3476 * config/vxlib-tls.c (active_tls_threads): Delete.
3477 (delete_hook_installed): New.
3478 (tls_delete_hook): Don't delete the delete hook.
3479 (tls_destructor): Delete it here.
3480 (__gthread_set_specific): Adjust installing the delete hook.
3481 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
3482 __gthread_leave_tsd_dtor_context.
3484 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
3486 * c-format.c (gcc_tdiag_char_table): Add support for %E.
3488 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
3490 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
3492 (alpha_rtx_costs): Ditto.
3493 (emit_unlikely_jump): Use add_reg_note.
3494 (emit_frame_store_1): Ditto.
3495 (alpha_expand_prologue): Ditto.
3496 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3497 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
3499 2009-04-23 Nick Clifton <nickc@redhat.com>
3501 * config/v850/v850.md (epilogue): Remove suppressed code.
3502 (return): Rename to return_simple and remove test of frame size.
3503 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
3504 to gen_return_simple.
3506 2009-04-22 Jing Yu <jingyu@google.com>
3509 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
3511 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3514 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
3515 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
3516 value is a VECTOR_CST, the element type is the element type of the
3519 2009-04-22 DJ Delorie <dj@redhat.com>
3521 * config/m32c/m32c.h: Update GTY annotations to new syntax.
3523 2009-04-22 Jakub Jelinek <jakub@redhat.com>
3525 * alias.c (find_base_term): Move around LO_SUM case, so that
3526 CONST falls through into PLUS/MINUS handling.
3529 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
3530 into 0, use omit_one_operand.
3532 2009-04-23 Ben Elliston <bje@au.ibm.com>
3534 * config/rs6000/linux-unwind.h (get_regs): Remove type
3535 puns. Change the type of `pc' to an array of unsigned ints and
3536 update all users. Constify frame24.
3538 2009-04-22 DJ Delorie <dj@redhat.com>
3540 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
3541 declarations before code.
3542 (current_function_special_page_vector): Likewise.
3543 (m32c_expand_insv): Silence a warning.
3545 2009-04-21 Taras Glek <tglek@mozilla.com>
3547 * alias.c: Update GTY annotations to new syntax.
3548 * basic-block.h: Likewise.
3549 * bitmap.h: Likewise.
3550 * c-common.h: Likewise.
3551 * c-decl.c: Likewise.
3552 * c-parser.c: Likewise.
3553 * c-pragma.c: Likewise.
3554 * c-tree.h: Likewise.
3555 * cfgloop.h: Likewise.
3556 * cgraph.h: Likewise.
3557 * config/alpha/alpha.c: Likewise.
3558 * config/arm/arm.h: Likewise.
3559 * config/avr/avr.h: Likewise.
3560 * config/bfin/bfin.c: Likewise.
3561 * config/cris/cris.c: Likewise.
3562 * config/darwin.c: Likewise.
3563 * config/frv/frv.c: Likewise.
3564 * config/i386/i386.c: Likewise.
3565 * config/i386/i386.h: Likewise.
3566 * config/i386/winnt.c: Likewise.
3567 * config/ia64/ia64.h: Likewise.
3568 * config/iq2000/iq2000.c: Likewise.
3569 * config/mips/mips.c: Likewise.
3570 * config/mmix/mmix.h: Likewise.
3571 * config/pa/pa.c: Likewise.
3572 * config/pa/pa.h: Likewise.
3573 * config/rs6000/rs6000.c: Likewise.
3574 * config/s390/s390.c: Likewise.
3575 * config/sparc/sparc.c: Likewise.
3576 * config/xtensa/xtensa.c: Likewise.
3577 * cselib.h: Likewise.
3578 * dbxout.c: Likewise.
3579 * dwarf2out.c: Likewise.
3580 * except.c: Likewise.
3581 * except.h: Likewise.
3582 * fixed-value.h: Likewise.
3583 * function.c: Likewise.
3584 * function.h: Likewise.
3585 * gimple.h: Likewise.
3586 * integrate.c: Likewise.
3587 * optabs.c: Likewise.
3588 * output.h: Likewise.
3591 * stringpool.c: Likewise.
3592 * tree-data-ref.c: Likewise.
3593 * tree-flow.h: Likewise.
3594 * tree-scalar-evolution.c: Likewise.
3595 * tree-ssa-address.c: Likewise.
3596 * tree-ssa-alias.h: Likewise.
3597 * tree-ssa-operands.h: Likewise.
3600 * varasm.c: Likewise.
3601 * varray.h: Likewise.
3603 * coretypes.h: Do not define GTY macro if it is already defined.
3604 * doc/gty.texi: Update GTY documentation to new syntax.
3605 * gengtype-lex.l: Enforce attribute-like syntax for GTY
3606 annotations on structs.
3607 * gengtype-parse.c: Likewise.
3609 2009-04-22 Mark Heffernan <meheff@google.com>
3611 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
3613 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3615 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
3618 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
3620 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
3621 the same as a PLUS without a shift. Increase the cost of a
3624 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3626 * Makefile.in: Update dependencies.
3627 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
3628 * errors.h: Remove bogus comment about compatibility.
3629 (warning): Update declaration.
3630 * genautomata.c: Update all calls to warning.
3631 * gimple.c: Do not include errors.h. Include toplev.h.
3632 * tree-ssa-structalias.c: Do not include errors.h.
3633 * omega.c: Likewise.
3634 * tree-ssa-reassoc.c: Likewise.
3635 * config/spu/spu-c.c: Likewise.
3636 * config/spu/t-spu-elf: Update dependencies.
3638 2009-04-22 Richard Guenther <rguenther@suse.de>
3640 PR tree-optimization/39824
3641 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
3642 make sure the types are compatible.
3644 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3647 * c-common.c (c_parse_error): Take a token_flags parameter.
3648 Use token_type for the token type instead.
3649 Pass token_flags to cpp_type2name.
3650 * c-common.h (c_parse_error): Update declaration.
3651 * c-parser.c (c_parser_error): Pass 0 as token flags.
3653 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
3655 PR rtl-optimization/39580
3656 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
3658 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3660 * function.c (expand_function_end): Do not emit a jump to the "naked"
3661 return label for fall-through returns.
3662 * except.c (sjlj_emit_function_exit): Always place the call to the
3663 unregister function at the location installed by expand_function_end.
3665 2009-04-22 Richard Guenther <rguenther@suse.de>
3667 PR tree-optimization/39845
3668 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
3669 (gen_inbound_check): Likewise.
3671 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
3673 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
3675 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
3676 * config/vxlib.c (__gthread_once): Add race guard for PPC.
3678 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3680 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
3681 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
3682 shift counts to avoid out-of-bounds array accesses.
3684 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3686 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
3687 (Pmode): Move above.
3689 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
3691 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
3692 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
3693 GET_CODE macro. Use IN_RANGE macro where appropriate.
3694 * config/alpha/alpha.h: Ditto.
3695 * config/alpha/alpha.md: Ditto.
3696 * config/alpha/constraints.md: Ditto.
3697 * config/alpha/predicates.md: Ditto.
3699 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
3701 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
3702 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3703 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3704 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3705 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3706 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3707 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3708 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3709 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3710 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3711 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3712 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3713 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3714 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3715 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3716 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3717 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3718 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3719 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3720 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3721 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3722 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3723 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3724 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3725 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3726 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3727 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
3729 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3731 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
3732 references from comments.
3733 * cfgbuild.c: (count_basic_blocks): Delete.
3734 (find_basic_blocks_1): Delete.
3735 (find_basic_blocks): Delete.
3736 * except.c (finish_eh_generation): Make static. Move comment from
3737 except.h here. Remove find_basic_blocks references from comments.
3738 * except.h (finish_eh_generation): Delete.
3739 * basic-block.h (find_basic_blocks): Delete.
3740 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
3742 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
3744 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
3745 (sdbout_parms): Likewise.
3747 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3749 * config/sh/sh.c (prepare_cbranch_operands): Use
3750 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
3751 (expand_cbranchdi4): Likewise.
3752 (from_compare): Add cast to enum type.
3753 (expand_cbranchsi4): Use add_reg_note.
3754 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
3755 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
3756 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
3757 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
3758 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
3759 instead of CODE_FOR_nothing.
3760 (cbranchdi4): Likewise. Fix the order of arguments for
3762 (push_fpscr): Use add_reg_note.
3763 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
3764 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
3766 2009-04-21 Joseph Myers <joseph@codesourcery.com>
3768 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
3769 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3770 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3771 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
3772 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
3773 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
3774 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
3775 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
3776 config/alpha/x-vms, config/arc/t-arc,
3777 config/arm/README-interworking, config/arm/arm-c.c,
3778 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
3779 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
3780 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
3781 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
3782 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
3783 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
3784 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
3785 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
3786 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
3787 config/cris/t-elfmulti, config/crx/t-crx,
3788 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
3789 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
3790 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
3791 config/h8300/t-h8300, config/i386/athlon.md,
3792 config/i386/darwin-libgcc.10.4.ver,
3793 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
3794 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
3795 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
3796 config/i386/t-linux64, config/i386/t-nwld,
3797 config/i386/t-rtems-i386, config/i386/t-sol2-10,
3798 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
3799 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
3800 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
3801 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
3802 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
3803 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
3804 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
3805 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
3806 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
3807 config/m68k/t-uclinux, config/mcore/t-mcore,
3808 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
3809 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
3810 config/mips/crtn.asm, config/mips/irix-crti.asm,
3811 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
3812 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
3813 config/mips/mips-fixed.md, config/mips/sb1.md,
3814 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
3815 config/mips/t-iris6, config/mips/t-isa3264,
3816 config/mips/t-libgcc-mips16, config/mips/t-linux64,
3817 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
3818 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
3819 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
3820 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
3821 config/mn10300/t-linux, config/mn10300/t-mn10300,
3822 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
3823 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
3824 config/picochip/libgccExtras/clzsi2.asm,
3825 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
3826 config/rs6000/darwin-libgcc.10.4.ver,
3827 config/rs6000/darwin-libgcc.10.5.ver,
3828 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
3829 config/rs6000/t-aix43, config/rs6000/t-aix52,
3830 config/rs6000/t-darwin, config/rs6000/t-fprules,
3831 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
3832 config/rs6000/t-lynx, config/rs6000/t-netbsd,
3833 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
3834 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
3835 config/rs6000/t-rtems, config/rs6000/t-spe,
3836 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
3837 config/score/t-score-elf, config/sh/divcost-analysis,
3838 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
3839 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
3840 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
3841 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
3842 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
3843 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
3844 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
3845 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
3846 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
3847 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
3848 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
3849 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
3850 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
3851 limitx.h, version.c, xcoff.h: Add copyright and license notices.
3852 * config/h8300/genmova.sh: Include copyright and license notices
3853 in generated output.
3854 * config/h8300/mova.md: Regenerate.
3855 * doc/install.texi2html: Include word "Copyright" in copyright
3856 notice and use name "Free Software Foundation, Inc.".
3857 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
3858 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
3859 ChangeLog-2007, ChangeLog-2008: Correct dates.
3861 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
3863 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
3864 NE_EXPR operations as well.
3865 * c-parser.c (c_parser_condition): Do not set location information on
3867 (c_parser_conditional_expression): Likewise.
3868 (c_parser_binary_expression): Set location information on operators.
3869 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
3870 TRUTH_NOT_EXPR has been folded.
3871 * fold-const.c (fold_truth_not_expr): Copy location information from
3872 the incoming expression to the outgoing one.
3873 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
3874 recursive calls on the LHS of the operator but pass that of the
3875 operator to recursive calls on the RHS of the operator. Set it
3877 (shortcut_cond_expr): Set the locus of the operator on the second
3878 COND_EXPR and that of the expression on the first in degenerate cases.
3879 Pass the locus of the expression to calls to shortcut_cond_r.
3880 Set the locus of the 'then' block on the associated jump, if any.
3881 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
3882 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
3883 expression to call to gimplify_boolean_expr.
3885 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
3887 * config.gcc: Add additional configuration for
3888 i686-w64-mingw* and x86_64-w64-mingw* triplet.
3889 * config/i386/mingw-w64.h: New mingw-w64 specific header.
3890 (CPP_SPEC): Redefine for allowing -municode option.
3891 (STARTFILE_SPEC): Likewise.
3892 * config/i386/t-mingw-w64: New.
3893 * config/i386/mingw-w64.opt: New.
3894 (municode): Add new target option.
3895 * doc/invoke.texi (municode): Add documentation for new option.
3897 2009-04-21 Ian Lance Taylor <iant@google.com>
3899 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3900 Correct test for number of arguments.
3901 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
3903 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
3905 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
3906 argument of emit_library_call.
3908 2009-04-21 Richard Guenther <rguenther@suse.de>
3911 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
3912 inside VIEW_CONVERT_EXPRs.
3914 2009-04-21 Martin Jambor <mjambor@suse.cz>
3916 * tree-switch-conversion.c (build_constructors): Split a long line.
3917 (constructor_contains_same_values_p): New function.
3918 (build_one_array): Create assigns of constants if possible, do not
3919 call mark_sym_for_renaming, call update_stmt.
3920 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
3921 make_rename_temp. Do not call mark_symbols_for_renaming, call
3923 (gen_def_assigns): Do not call mark_symbols_for_renaming or
3924 find_new_referenced_vars, call update_stmt.
3925 (gen_inbound_check): Use create_tmp_var and create ssa names manually
3926 instead of calling make_rename_temp. Do not call
3927 find_new_referenced_vars or mark_symbols_for_renaming, call
3930 2009-04-21 Richard Guenther <rguenther@suse.de>
3932 PR tree-optimization/39827
3933 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
3934 (tree_ssa_phiprop): Pass the correct array size.
3936 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
3938 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
3940 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
3943 * c-typeck.c (lvalue_p): Move declaration ...
3944 * c-common.h (lvalue_p): ... to here.
3945 * c-common.c (candidate_equal_p): New.
3946 (add_tlist): Use it.
3947 (merge_tlist): Use it.
3948 (warn_for_collisions_1): Likewise.
3949 (warning_candidate_p): Accept more candidates.
3950 (verify_tree): A warning candidate can be an expression. Use
3953 2009-04-21 Ben Elliston <bje@au.ibm.com>
3956 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3957 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
3958 options. Remove -mcall-solaris documentation.
3960 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3963 * doc/invoke.texi (-Wlong-long): Update description.
3964 * c-lex (interpret_integer): Only warn if there was no previous
3965 overflow and -Wlong-long is enabled.
3966 * c-decl.c (declspecs_add_type): Drop redundant flags.
3967 * c.opt (Wlong-long): Init to -1.
3968 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
3969 and front-end warn_long_long. Wlong-long only depends on other
3970 flags if it is uninitialized.
3971 * c-parser.c (disable_extension_diagnostics): warn_long_long is
3972 the same for CPP and FE.
3973 (restore_extension_diagnostics): Likewise.
3975 2009-04-20 Ian Lance Taylor <iant@google.com>
3977 Fix enum conversions which are invalid in C++:
3978 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
3979 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
3980 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
3981 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
3982 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
3983 (dbxout_parms): Likewise.
3984 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
3985 (df_clear_flags): Likewise.
3986 * df-problems.c (df_rd_bb_local_compute_process_def): Change
3987 top_flag parameter to int.
3988 (df_chain_create_bb_process_use): Likewise.
3989 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
3991 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
3992 (df_ref_create_structure, df_def_record_1): Likewise.
3993 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
3994 (df_notes_rescan): Change 0 to VOIDmode in function call.
3995 (df_get_call_refs, df_insn_refs_collect): Likewise.
3996 (df_bb_regs_collect): Likewise.
3997 (df_entry_block_defs_collect): Likewise.
3998 (df_exit_block_uses_collect): Likewise.
3999 * df.h: Update declarations.
4000 * double-int.c (double_int_divmod): Add cast to enum type.
4001 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
4002 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
4003 (based_loc_descr): Likewise.
4004 (loc_descriptor_from_tree_1): Change first_op and second_op to
4005 enum dwarf_location_atom. Add cast to enum type.
4006 * expmed.c (init_expmed): Change 0 to SET in function call.
4007 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
4008 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
4009 (do_store_flag): Likewise.
4010 * fixed-value.h (struct fixed_value): Change mode to enum
4012 * function.c (assign_parms): Change 0 to VOIDmode in function call.
4013 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
4015 (insert_insn_decl, insert_decl, insert_state): Likewise.
4016 (automata_list_finish): Likewise.
4017 * genrecog.c (process_define_predicate): Add cast to enum type.
4018 * gensupport.c (init_predicate_table): Add cast to enum type.
4019 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
4021 (gimple_build_call_1, gimple_build_label): Likewise.
4022 (gimple_build_goto, gimple_build_asm_1): Likewise.
4023 (gimple_build_switch_1, gimple_build_cdt): Likewise.
4024 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
4025 (enum fallback): Rename from enum fallback_t.
4026 (fallback_t): Typedef as int.
4027 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
4028 GSI_SAME_STMT in function call.
4029 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
4031 (setup_reg_class_relations): Likewise.
4032 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
4033 (setup_prohibited_class_mode_regs): Add cast to enum type.
4034 (setup_prohibited_mode_move_regs): Likewise.
4035 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
4036 (record_address_regs): Change i to enum reg_class.
4037 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
4038 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
4039 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
4040 (GET_MODE_2XWIDER_MODE): Likewise.
4041 (GET_CLASS_NARROWEST_MODE): Likewise.
4042 * omp-low.c (expand_omp_for): Add cast to enum type.
4043 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
4044 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
4045 * postreload.c (reload_cse_simplify_operands): Change rclass local
4047 * predict.c (combine_predictions_for_insn): Change best_predictor
4048 and predictor to enum br_predictor.
4049 (combine_predictions_for_bb): Likewise.
4050 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
4051 use SET_PREDICT_EXPR_OUTCOME.
4052 * real.c (real_arithmetic): Change icode to code in function call.
4053 * reginfo.c (init_move_cost): Add casts to enum type.
4054 (init_reg_sets_1, init_fake_stack_mems): Likewise.
4055 * regmove.c (regclass_compatible_p): Change class0 and class1 to
4057 * reload.c (find_valid_class): Add casts to enum type.
4058 (push_reload): Change 0 to NO_REGS in function call.
4059 (find_reloads): Change this_alternative to array of enum
4060 reg_class. Remove some now-unnecessary casts.
4061 (make_memloc): Change 0 to VOIDmode in function call.
4062 * reload1.c (reload): Change 0 to VOIDmode in function call.
4063 (eliminate_regs_1, elimination_effects): Likewise.
4064 (eliminate_regs_in_insn): Likewise.
4065 (emit_input_reload_insns): Add cast to enum type.
4066 (delete_output_reload): Change 0 to VOIDmode in function call.
4067 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
4068 to enum type in function call.
4069 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
4070 (SET_PREDICT_EXPR_OUTCOME): Define.
4071 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
4072 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
4073 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
4074 (dump_function): Likewise.
4075 * tree-dump.h: Update declarations.
4076 * tree-pass.h: Update declarations.
4077 * varasm.c (assemble_integer): Change mclass to enum mode_class.
4078 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
4080 (arm_rtx_costs_1): Correct parenthesization.
4081 (arm_rtx_costs): Add casts to enum type.
4082 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
4083 (vfp_emit_fstmd): Use add_rg_note.
4084 (emit_multi_reg_push, emit_sfm): Likewise.
4085 (thumb_set_frame_pointer): Likewise.
4086 (arm_expand_prologue): Likewise.
4087 (arm_regno_class): Change return type to enum reg_class.
4088 (thumb1_expand_prologue): Use add_reg_note.
4089 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
4090 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
4092 * config/arm/gentune.sh: Add cast to enum type.
4093 * config/arm/arm-tune.md: Rebuild.
4094 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
4095 (ix86_split_fp_branch, predict_jump): Likewise.
4096 (ix86_expand_multi_arg_builtin): Change sub_code from enum
4097 insn_code to enum rtx_code.
4098 (ix86_builtin_vectorized_function): Add cast to enum type.
4099 * config/i386/i386.md (truncdfsf2): Change slot to enum
4101 (truncxf<mode>2, isinf<mode>2): Likewise.
4102 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
4104 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
4105 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
4106 (insert_bundle_state): Change 1 to INSERT in function call.
4107 (ia64_add_bundle_selector_before): Likewise.
4108 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
4109 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
4110 (restore_stack_nonlocal): Likewise.
4111 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
4113 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
4115 (mips_rtx_costs): Likewise.
4116 (mips_override_options): Add casts to enum type.
4117 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
4119 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
4120 (store_reg, set_reg_plus_d): Likewise.
4121 (hppa_expand_prologue, hppa_profile_hook): Likewise.
4122 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
4124 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
4126 (emit_unlikely_jump): Use add_reg_note.
4127 (rs6000_emit_allocate_stack): Likewise.
4128 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
4129 (output_toc): Change 1 to INSERT in function call.
4130 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
4131 (rs6000_initialize_trampoline): Likewise.
4132 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
4134 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
4135 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
4136 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
4137 (save_gprs): Use add_reg_note.
4138 (s390_emit_prologue): Likewise.
4139 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
4140 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
4141 (sparc_fold_builtin): Add cast to enum type.
4142 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
4144 (spu_expand_prologue): Use add_reg_note.
4145 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
4147 2009-04-20 Ian Lance Taylor <iant@google.com>
4149 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
4150 (c_parser_postfix_expression_after_primary): Get VEC for list of
4151 arguments. Get original types of arguments. Call
4152 build_function_call_vec.
4153 (cached_expr_list_1, cached_expr_list_2): New static variables.
4154 (c_parser_expr_list): Change return type to VEC *. Add
4155 p_orig_types parameter. Change all callers.
4156 (c_parser_release_expr): New static function.
4157 (c_parser_vec_to_tree_list): New static function.
4158 * c-typeck.c (build_function_call): Rewrite to build a VEC and
4159 call build_function_call_vec.
4160 (build_function_call_vec): New function, based on old
4161 build_function_call.
4162 (convert_arguments): Remove nargs and argarray parameters. Change
4163 values to a VEC. Add origtypes parameter.
4164 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
4165 (convert_for_assignment): Add origtype parameter. Change all
4166 callers. If warn_cxx_compat, check for conversion to an enum
4167 type when calling a function.
4168 (store_init_value): Add origtype parameter. Change all callers.
4169 (digest_init): Likewise.
4170 (struct init_node): Add origtype field.
4171 (add_pending_init): Add origtype parameter. Change all callers.
4172 (output_init_element): Likewise.
4173 (output_pending_init_elements): Pass origtype from init_node to
4174 output_init_element.
4175 (process_init_element): Pass origtype from c_expr to
4176 output_init_element.
4177 (c_finish_return): Add origtype parameter. Change all callers.
4178 * c-common.c (sync_resolve_size): Change params to VEC *. Change
4180 (sync_resolve_params): Likewise.
4181 (sync_resolve_return): Change params to first_param. Change caller.
4182 (resolve_overloaded_builtins): Change params to VEC *. Change
4183 callers. Save first parameter around call to build_function_call_vec.
4184 * c-decl.c (finish_decl): Add origtype parameter. Change all
4185 callers. Call build_function_call_vec rather than
4186 build_function_call for cleanup.
4187 * c-tree.h: Update declarations.
4188 * c-common.h: Update declarations.
4189 * stub-objc.c (objc_rewrite_function_call): Change parameter from
4190 params to first_param.
4191 * target.h (struct gcc_target): Change resolve_overloaded_builtin
4192 params parameter from tree to void *.
4193 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4194 Change arglist parameter to have type void *, and to be a pointer
4196 * config/rs6000/rs6000-protos.h
4197 (altivec_resolve_overloaded_builtin): Update declaration.
4198 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
4199 fnargs parameter to have type void *, and to be a pointer to a
4200 VEC. Call build_function_call_vec instead of
4201 build_function_call.
4202 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
4204 2009-04-20 Joey Ye <joey.ye@intel.com>
4205 Xuepeng Guo <xuepeng.guo@intel.com>
4206 H.J. Lu <hongjiu.lu@intel.com>
4208 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
4210 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
4211 (IX86_LEA_PRIORITY): Likewise.
4212 (distance_non_agu_define): New function.
4213 (distance_agu_use): Likewise.
4214 (ix86_lea_for_add_ok): Likewise.
4215 (ix86_dep_by_shift_count): Likewise.
4217 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
4218 should split for LEA.
4220 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
4222 (ix86_dep_by_shift_count): Likewise.
4224 2009-04-20 Richard Guenther <rguenther@suse.de>
4226 * expr.c (handled_component_p): Move ...
4227 * tree.h (handled_component_p): ... here.
4228 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
4229 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
4230 and REALPART_EXPR to be in one group.
4232 2009-04-20 Richard Guenther <rguenther@suse.de>
4234 * basic-block.h (get_all_dominated_blocks): Declare.
4235 * dominance.c (get_all_dominated_blocks): New function.
4236 * tree-cfg.c (get_all_dominated_blocks): Remove.
4237 (remove_edge_and_dominated_blocks): Adjust.
4238 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
4239 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
4240 instead of recursing.
4242 2009-04-20 Doug Kwan <dougkwan@google.com>
4244 * cgraph.h (cgraph_node_ptr): New type for vector functions.
4245 (struct cgraph_node_set_def): New type.
4246 (cgraph_node_set) New type. Also declare vector functions.
4247 (struct cgraph_node_set_element_def): New type.
4248 (cgraph_node_set_element): Ditto.
4249 (cgraph_node_set_iterator): New iterator type.
4250 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
4251 cgraph_node_set_remove, dump_cgraph_node_set,
4252 debug_cgraph_node_set): New prototypes.
4253 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
4254 cgraph_node_set_size): New inlines.
4255 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
4257 (struct ipa_opt_pass): Add struct cgraph_node_set_def
4258 argument to function 'write_summary'.
4259 * ipa.c: Include ggc.h.
4260 (hash_cgraph_node_set_element,
4261 eq_cgraph_node_set_element, cgraph_node_set_new,
4262 cgraph_node_set_add, cgraph_node_set_remove,
4263 cgraph_node_set_find, dump_cgraph_node_set,
4264 debug_cgraph_node_set): New functions.
4265 * Makefile.in (ipa.o): Add dependency on GGC_H.
4267 2009-04-20 Ira Rosen <irar@il.ibm.com>
4269 PR tree-optimization/39675
4270 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
4271 check of the return code of vect_schedule_slp. Check that
4272 stmt_vec_info still exists for the statement, before checking its
4275 2009-04-20 Michael Matz <matz@suse.de>
4277 * Makefile.in (generated_files): Take out $(simple_generated_c).
4279 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
4281 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
4282 (UINTPTR_TYPE): Likewise.
4284 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4287 * c-typeck.c (digest_init): Check for initializing an array with a
4290 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4293 * c-semantics.c (pop_stmt_list): Propagate
4294 STATEMENT_LIST_HAS_LABEL to parent statement list.
4296 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
4298 * config/mips/mips.h (mips_tune_attr): New macro.
4299 * config/mips/mips.md (cpu): Use it.
4301 2009-04-19 Joseph Myers <joseph@codesourcery.com>
4304 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
4307 2009-04-19 Diego Novillo <dnovillo@google.com>
4309 * toplev.c (compile_file): Move call to coverage_finish ...
4310 * cgraphunit.c (ipa_passes): ... here.
4311 Call cgraph_process_new_functions.
4312 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
4313 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
4315 2009-04-19 Jan Hubicka <jh@suse.cz>
4317 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
4319 (dump_cgraph_node): Dump can throw external flag.
4320 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
4322 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4326 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
4327 * common.opt (Wlogical-op): Move from here...
4328 * c.opt (Wlogical-op): ... to here.
4329 * c-typeck.c (parser_build_binary_op): Update call to
4330 warn_logical_operator.
4331 * c-opts.c (c_common_post_options): Enable warn_logical_op with
4333 * c-common.c (warn_logical_op): Update.
4334 * c-common.h (warn_logical_op): Update declaration.
4336 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
4338 * tree.c (protected_set_expr_location): Fix formatting.
4340 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4343 * c-typeck.c (readonly_warning): new.
4344 (build_unary_op, build_modify_expr): Use readonly_warning for
4345 storing into something readonly but not const-qualified.
4347 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4350 * c-typeck.c (build_unary_op): Check for taking address of
4351 expression of type void.
4353 2009-04-18 Joseph Myers <joseph@codesourcery.com>
4356 * c-typeck.c (build_function_call): Check for calling a function
4357 with qualified void return types. Call require_complete_type when
4360 2009-04-18 Jan Hubicka <jh@suse.cz>
4362 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
4364 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
4365 can_throw_external flag.
4366 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
4367 * ipa-pure-const.c (ignore_edge): New function.
4368 (propagate): Compute order for NOTHROW computation; set NOTHROWs
4369 only over can_throw_external edges.
4370 (local_pure_const): Add nothrow flag.
4371 * ipa-utils.c (searchc): Add ignore_edge callback.
4372 (ipa_utils_reduced_inorder): Add ignore_edge callback.
4373 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
4374 (set_nothrow_function_flags): Update cgraph.
4375 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
4377 2009-04-18 Richard Guenther <rguenther@suse.de>
4380 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
4381 (fold_stmt): ... this and ...
4382 (fold_stmt_inplace): ... this.
4383 (fold_stmt_1): Fold references in calls and asms.
4384 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
4386 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4388 * tree-vrp.c (ssa_name_nonzero_p): Remove.
4389 * tree.h: Remove the prototype for ssa_name_nonzero_p.
4391 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4393 * tree.c (function_args_count): Remove.
4394 * tree.h: Remove the prototype for function_args_count.
4396 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4398 * tree-iterator.c (expr_only): Remove.
4399 * tree.h: Remove the prototype for expr_only.
4401 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4403 * reginfo.c (cannot_change_mode_set_regs): Remove.
4404 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
4406 2009-04-08 Anatoly Sokolov <aesok@post.ru>
4408 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
4409 whether operands 0 and 1 overlaps.
4411 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
4414 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
4415 pointer. Use warning_at instead of warning.
4416 (search_for_addr_array): Likewise.
4417 (check_array_bounds): Likewise.
4418 (check_all_array_refs): Check that the incoming edge is not in the
4419 list of edges to be removed.
4420 (check_all_array_refs): Avoid the temporal pointer.
4421 (vrp_visit_cond_stmt): Fix typo.
4422 (simplify_switch_using_ranges): Handle the case where the switch
4423 index is an integer constant.
4425 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
4427 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
4429 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
4431 * doc/extend.texi, doc/invoke.texi: Fix typos.
4433 2009-04-17 Cary Coutant <ccoutant@google.com>
4435 * tree-flow-inline.h (get_lineno): Fix inverted test.
4437 2009-04-17 Diego Novillo <dnovillo@google.com>
4439 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4440 assertion for AVAIL_OUT.
4442 2009-04-17 Mike Frysinger <vapier@gentoo.org>
4445 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
4446 * config/sh/linux-atomic.asm: Likewise.
4448 2009-04-17 Diego Novillo <dnovillo@google.com>
4450 * except.c (debug_eh_tree): New.
4451 (struct eh_region, struct eh_status): Move ...
4452 * except.h: ... here.
4453 (add_type_for_runtime): Declare extern.
4454 (lookup_type_for_runtime): Likewise.
4455 (debug_eh_tree): Declare.
4456 * Makefile.in (GTFILES): List except.h before except.c
4458 2009-04-17 Diego Novillo <dnovillo@google.com>
4460 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
4461 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
4462 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
4463 (find_vars_r): ... here.
4464 * tree-flow.h (find_referenced_vars_in): Declare.
4465 * tree-ssa-pre.c (create_expression_by_pieces): Assert
4466 that AVAIL_OUT exists for BLOCK.
4467 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
4468 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
4469 (tree-parloops.o): Likewise.
4471 2009-04-17 Simon Baldwin <simonb@google.com>
4473 * toplev.c (default_tree_printer): Add handling for %E format.
4475 2009-04-17 Diego Novillo <dnovillo@google.com>
4477 * tree-pretty-print.c (dump_generic_node): Add break after
4478 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
4479 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
4480 FUNCTION_TYPE together. Call print_struct_decl when printing
4481 structures and TDF_SLIM is not given.
4482 (print_struct_decl): Fix logic for detecting recursion.
4484 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4487 * gcc.c (create_at_file): New.
4488 (compile_input_file_p): New.
4489 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
4490 * main.c (main): Update call to toplev_main.
4491 * toplev.c (toplev_main): Change signature. Call expandargv.
4492 * toplev.h (toplev_main): Change signature.
4494 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4496 * dwarf2out.c (field_byte_offset): Use the type size as the field size
4497 if the latter is not constant.
4499 2009-04-17 David Edelsohn <edelsohn@gnu.org>
4501 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
4503 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
4505 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
4506 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
4508 2009-04-17 Richard Guenther <rguenther@suse.de>
4510 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4511 Handle component references view-converting an invariant address.
4513 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
4515 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
4516 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
4517 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
4518 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
4519 Use @deftypevr rather than @deftypevar.
4521 2009-04-17 Richard Guenther <rguenther@suse.de>
4523 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
4524 (get_prop_source_stmt): Likewise.
4525 (can_propagate_from): Likewise.
4527 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
4529 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
4530 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
4531 (--with-multilib-list): Add default value.
4532 * configure: Regenerate.
4533 * Makefile.in (TM_ENDIAN_CONFIG): Define.
4534 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
4535 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
4536 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
4537 Don't add default cpu to multilib list unnecessarily, but do enable
4538 the relevant compiler option..
4539 Add support for --with-multilib-list=<blank> and
4540 --with-multilib-list=!<somelib> to supress unwanted multilibs.
4541 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
4542 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
4543 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
4545 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
4546 (MULTILIB_OSDIRNAMES): New variable.
4547 * config/sh/t-1e: Delete file.
4548 * config/sh/t-mlib-sh1: Delete file.
4549 * config/sh/t-mlib-sh2: Delete file.
4550 * config/sh/t-mlib-sh2a: Delete file.
4551 * config/sh/t-mlib-sh2a-nofpu: Delete file.
4552 * config/sh/t-mlib-sh2a-single: Delete file.
4553 * config/sh/t-mlib-sh2a-single-only: Delete file.
4554 * config/sh/t-mlib-sh2e: Delete file.
4555 * config/sh/t-mlib-sh3e: Delete file.
4556 * config/sh/t-mlib-sh4: Delete file.
4557 * config/sh/t-mlib-sh4-nofpu: Delete file.
4558 * config/sh/t-mlib-sh4-single: Delete file.
4559 * config/sh/t-mlib-sh4-single-only: Delete file.
4560 * config/sh/t-mlib-sh4a: Delete file.
4561 * config/sh/t-mlib-sh4a-nofpu: Delete file.
4562 * config/sh/t-mlib-sh4a-single: Delete file.
4563 * config/sh/t-mlib-sh4a-single-only: Delete file.
4564 * config/sh/t-mlib-sh4al: Delete file.
4565 * config/sh/t-mlib-sh5-32media: Delete file.
4566 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
4567 * config/sh/t-mlib-sh5-64media: Delete file.
4568 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
4569 * config/sh/t-mlib-sh5-compact: Delete file.
4570 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
4571 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
4572 * doc/install.texi (Options specification): Add
4573 --with-multilib-list and --with-endian.
4575 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
4577 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
4579 (OBJS-common): Add plugin-version.o.
4580 (plugin-version.o): New.
4581 * gcc-plugin.h (plugin_gcc_version): New.
4582 (plugin_default_version_check): New.
4583 (plugin_init_func, plugin_init): Add version argument.
4584 * plugin-version.c: New.
4585 * plugin.c (str_plugin_gcc_version_name): New.
4586 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
4587 pass it to the init function.
4588 (plugin_default_version_check): New.
4590 2009-04-17 Richard Guenther <rguenther@suse.de>
4592 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
4593 for decl-vs-decl disambiguation.
4595 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
4597 * config/s390/s390.h (s390_tune_attr): New macro definition.
4598 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
4600 2009-04-17 Richard Guenther <rguenther@suse.de>
4602 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
4603 (fold_stmt_r): Likewise.
4604 (maybe_fold_reference): New function.
4605 (fold_gimple_assign): Handle cases fold_stmt_r did.
4606 (fold_stmt): Do not use fold_stmt_r.
4607 (fold_stmt_inplace): Likewise.
4609 2009-04-17 Richard Guenther <rguenther@suse.de>
4611 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
4612 (record_equivalences_from_stmt): Remove useless checks and
4614 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
4615 the type is already suitable.
4617 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
4619 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
4621 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
4623 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
4624 (CMPtype): Define as __gcc_CMPtype.
4626 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
4628 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
4629 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
4631 2009-04-17 Richard Guenther <rguenther@suse.de>
4633 PR tree-optimization/39746
4634 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
4635 special-casing for builtins and static variable use/def.
4636 (call_may_clobber_ref_p_1): Likewise.
4638 2009-04-16 Ian Lance Taylor <iant@google.com>
4640 * df.h: Include "timevar.h".
4641 (struct df_problem): Change tv_id field to timevar_id_t.
4642 * tree-pass.h: Include "timevar.h".
4643 (struct opt_pass): Change tv_id field to timevar_id_t.
4644 * timevar.h (timevar_id_t): Define TV_NONE.
4645 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
4646 TV_NONE rather than tv_id != 0.
4647 (execute_one_pass): Likewise.
4648 * Makefile.in (DF_H): Add $(TIMEVAR_H).
4649 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
4650 dependencies to $(TREE_PASS_H).
4651 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
4653 (pass_branch_target_load_optimize2): Likewise.
4654 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
4655 (pass_outof_cfg_layout_mode): Likewise.
4656 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
4657 (pass_rebuild_cgraph_edges): Likewise.
4658 (pass_remove_cgraph_callee_edges): Likewise.
4659 * df-core.c (pass_df_initialize_opt): Likewise.
4660 (pass_df_initialize_no_opt): Likewise.
4661 (pass_df_finish): Likewise.
4662 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
4663 * except.c (pass_set_nothrow_function_flags): Likewise.
4664 (pass_convert_to_eh_region_ranges): Likewise.
4665 * final.c (pass_compute_alignments): Likewise.
4666 * function.c (pass_instantiate_virtual_regs): Likewise.
4667 (pass_init_function): Likewise.
4668 (pass_leaf_regs): Likewise.
4669 (pass_match_asm_constraints): Likewise.
4670 * gimple-low.c (pass_lower_cf): Likewise.
4671 (pass_mark_used_blocks): Likewise.
4672 * init-regs.c (pass_initialize_regs): Likewise.
4673 * integrate.c (pass_initial_value_sets): Likewise.
4674 * ira.c (pass_ira): Likewise.
4675 * jump.c (pass_cleanup_barriers): Likewise.
4676 * omp-low.c (pass_expand_omp): Likewise.
4677 (pass_lower_omp): Likewise.
4678 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
4679 * recog.c (pass_split_all_insns): Likewise.
4680 (pass_split_after_reload): Likewise.
4681 (pass_split_before_regstack): Likewise.
4682 (pass_split_before_sched2): Likewise.
4683 (pass_split_for_shorten_branches): Likewise.
4684 * reginfo.c (pass_reginfo_init): Likewise.
4685 (pass_subregs_of_mode_init): Likewise.
4686 (pass_subregs_of_mode_finish): Likewise.
4687 * passes.c (pass_postreload): Likewise.
4688 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
4689 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
4690 (pass_warn_function_return): Likewise.
4691 (pass_warn_function_noreturn): Likewise.
4692 * tree-complex.c (pass_lower_complex): Likewise.
4693 (pass_lower_complex_O0): Likewise.
4694 * tree-if-conv.c (pass_if_conversion): Likewise.
4695 * tree-into-ssa.c (pass_build_ssa): Likewise.
4696 * tree-mudflap.c (pass_mudflap_1): Likewise.
4697 (pass_mudflap_2): Likewise.
4698 * tree-nomudflap.c (pass_mudflap_1): Likewise.
4699 (pass_mudflap_2): Likewise.
4700 * tree-nrv.c (pass_return_slot): Likewise.
4701 * tree-object-size.c (pass_object_sizes): Likewise.
4702 * tree-optimize.c (pass_all_optimizations): Likewise.
4703 (pass_early_local_passes): Likewise.
4704 (pass_all_early_optimizations): Likewise.
4705 (pass_cleanup_cfg): Likewise.
4706 (pass_cleanup_cfg_post_optimizing): Likewise.
4707 (pass_free_datastructures): Likewise.
4708 (pass_free_cfg_annotations): Likewise.
4709 (pass_fixup_cfg): Likewise.
4710 (pass_init_datastructures): Likewise.
4711 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
4712 (pass_late_warn_uninitialized): Likewise.
4713 (pass_update_address_taken): Likewise.
4714 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
4715 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
4716 (pass_cse_sincos): Likewise.
4717 (pass_convert_to_rsqrt): Likewise.
4718 * tree-ssa-structalias.c (pass_build_alias): Likewise.
4719 * tree-stdarg.c (pass_stdarg): Likewise.
4720 * tree-tailcall.c (pass_tail_recursion): Likewise.
4721 (pass_tail_calls): Likewise.
4722 * tree-vect-generic.c (pass_lower_vector): Likewise.
4723 (pass_lower_vector_ssa): Likewise.
4724 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
4726 2009-04-16 Joseph Myers <joseph@codesourcery.com>
4728 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
4730 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
4732 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
4733 logical and signext.
4735 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
4738 * config/sh/predicates.md (arith_operand): Check if the operand
4739 of TRUNCATE is a REG.
4741 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4743 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4744 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4746 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4748 * tree-iterator.c (tsi_split_statement_list_after,
4749 tsi_split_statement_list_before): Remove.
4750 * tree-iterator.h: Remove the prototypes for
4751 tsi_split_statement_list_after and tsi_split_statement_list_before.
4753 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4755 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
4756 * tree-ssa-propagate.h: Remove the prototype for
4757 stmt_makes_single_load.
4759 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4761 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
4762 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
4764 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4766 * tree-iterator.c (EXPR_LAST_BODY): Remove.
4768 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4770 * except.c (eh_region_outer_p): Remove.
4771 * except.h: Remove the prototype for eh_region_outer_p.
4773 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
4775 * function.c (current_function_assembler_name): Remove.
4776 * function.h: Remove the prototype for
4777 current_function_assembler_name.
4779 2009-04-16 Ian Lance Taylor <iant@google.com>
4781 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
4782 (add_reg_note): Call alloc_reg_note.
4783 * rtl.h (alloc_reg_note): Declare.
4784 * combine.c (try_combine): Use alloc_reg_note.
4785 (recog_for_combine, move_deaths): Likewise.
4786 (distribute_notes): Use alloc_reg_note and add_reg_note.
4787 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
4788 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
4789 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
4791 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
4793 PR rtl-optimization/39762
4794 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
4795 ira_may_move_out_cost): Add comments about way of their usage.
4796 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
4798 * ira-conflicts.c (process_regs_for_copy): Use function
4799 ira_get_register_move_cost instead of global
4800 ira_register_move_cost.
4802 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
4803 color_pass, move_spill_restore, update_curr_costs): Ditto.
4805 * ira-lives.c (process_single_reg_class_operands): Ditto.
4807 * ira-emit.c (emit_move_list): Ditto.
4809 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
4810 (record_reg_classes): Ditto. Use functions
4811 ira_get_register_move_cost and ira_get_may_move_cost instead of
4812 global vars ira_register_move_cost, ira_may_move_out_cost and
4813 ira_may_move_in_cost.
4814 (record_address_regs): Don't call ira_init_register_move_cost.
4815 Use function ira_get_may_move_cost instead of global
4816 ira_may_move_in_cost.
4817 (process_bb_node_for_hard_reg_moves): Use function
4818 ira_get_register_move_cost instead of global ira_register_move_cost.
4819 (ira_costs): Don't call ira_init_register_move_cost.
4821 2009-04-16 Richard Guenther <rguenther@suse.de>
4823 * tree-cfg.c (verify_gimple_assign_binary):
4824 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
4825 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
4826 (create_general_new_stmt): Note that this function is broken.
4828 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4830 * common.opt (fhelp): Add Var(help_flag).
4831 * gcc-plugin.h (plugin_info): Add help.
4832 * plugin.c (plugin_name_args): Add help.
4833 (register_plugin_info): Set plugin->help.
4834 (print_help_one_plugin): New.
4835 (print_plugins_help): New.
4836 * plugin.h (print_plugins_help): New.
4837 * toplev.c (toplev_main): Call print_plugins_help if needed.
4839 2009-04-16 Richard Guenther <rguenther@suse.de>
4841 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
4842 (gimple_ior_addresses_taken_1): New function.
4843 (gimple_ior_addresses_taken): Likewise.
4844 * gimple.h (struct gimple_statement_with_ops_base): Remove
4845 addresses_taken member.
4846 (gimple_ior_addresses_taken): Declare.
4847 (gimple_addresses_taken, gimple_addresses_taken_ptr,
4848 gimple_set_addresses_taken): Remove.
4849 * ipa-reference.c (mark_address): New function.
4850 (scan_stmt_for_static_refs): Use it for marking addresses taken.
4851 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
4852 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
4853 (gimple_add_to_addresses_taken): Remove.
4854 (get_tmr_operands): Call mark_address_taken.
4855 (get_asm_expr_operands): Likewise.
4856 (get_expr_operands): Likewise.
4857 (build_ssa_operands): Do not clear the addresses_taken bitmap.
4858 (free_stmt_operands): Do not free it.
4859 * tree-ssa.c (delete_tree_ssa): Likewise.
4860 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
4862 2009-04-16 Richard Guenther <rguenther@suse.de>
4864 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
4865 (walk_stmt_load_store_ops): Likewise.
4866 * gimple.c (get_base_loadstore): New function.
4867 (walk_stmt_load_store_addr_ops): Likewise.
4868 (walk_stmt_load_store_ops): Likewise.
4869 * ipa-pure-const.c (check_op): Simplify.
4870 (check_load, check_store): New functions.
4871 (check_stmt): Use walk_stmt_load_store_ops.
4872 * ipa-reference.c (mark_load): Adjust signature.
4873 (mark_store): Likewise.
4874 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
4876 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4878 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
4880 * opts.c (common_handle_option): Don't call print_version.
4881 * plugin.c (plugin_name_args): Add version.
4882 (register_plugin_info): New.
4883 (register_callback): Handle PLUGIN_INFO.
4884 (try_init_one_plugin): New.
4885 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
4887 (finalize_one_plugin): New.
4888 (finalize_plugins): New.
4889 (print_one_plugin): New.
4890 (print_plugins_versions): New.
4891 * plugin.h (print_plugins_versions): New.
4892 (finalize_plugins): New.
4893 * toplev.c (compile_file): Don't call initialize_plugins.
4894 (print_version): Call print_plugins_versions.
4895 (toplev_main): Call initialize_plugins. Print version if needed.
4896 Call finalize_plugins.
4898 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
4900 * common.opt (fversion): New.
4901 * gcc.c (print_version): New.
4902 (process_command): Don't print the version. Just set print_version.
4903 (main): Print version. Call subprocesses if print_version and
4904 verbose_flag are set.
4905 * opts.c (common_handle_option): Handle OPT_fversion.
4907 2009-04-16 Richard Guenther <rguenther@suse.de>
4908 Ira Rosen <irar@il.ibm.com>
4910 PR tree-optimization/39698
4911 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
4912 type of the reduction variable. Only generate the def if
4915 * omp-low.c (expand_omp_for_generic): When converting to a pointer
4916 make sure to first convert to an integer of the same precision.
4917 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
4918 the type of the evolution correctly in computing the new
4919 induction variable base.
4921 2009-04-16 Richard Guenther <rguenther@suse.de>
4924 * tree-cfg.c (make_blocks): Split statements with to-be
4925 abnormal SSA names on the lhs.
4927 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
4929 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
4930 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
4931 * c-typeck.c (really_start_incremental_init): Likewise.
4932 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
4933 (TARGET_INITIALIZER): Remove it.
4934 * target.h (struct target): Remove vector_opaque_p.
4935 * tree.c (build_opaque_vector_type): New.
4936 * tree.h (TYPE_VECTOR_OPAQUE): New.
4937 (build_opaque_vector_type): Declare.
4938 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
4939 * config/rs6000/rs6000.c (build_opaque_vector_type,
4940 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
4941 (rs6000_init_builtins): Use build_opaque_vector_type for
4942 opaque_V4SI_type_node.
4944 2009-04-15 Catherine Moore <clm@codesourcery.com>
4946 * debug.h (set_name): Declare.
4947 * dwarf2out.c (dwarf2out_set_name): Declare.
4948 (dwarf2_debug_hooks): Add set_name.
4949 (find_AT_string): New.
4950 (add_AT_string): Call find_AT_string.
4951 (dwarf2out_set_name): New.
4952 * cp/decl.c (grokdeclarator): Call set_name.
4953 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
4954 * debug.c (do_nothing_debug_hooks): Likewise.
4955 * dbxout.c (dbx_debug_hooks): Likewise.
4956 * sdbout.c (sdb_debug_hooks): Likewise.
4958 2009-04-15 Michael Eager <eager@eagercon.com>
4960 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
4961 reg for single-precision FPU.
4962 * config/rs6000/rs6000.md (movsi_internal1): Only for
4964 (movsi_internal1_single): New. Add pattern to move SI values to/from
4965 single-precision FP regs.
4967 2009-04-15 Richard Guenther <rguenther@suse.de>
4969 * omp-low.c (lower_rec_input_clauses): Build correct address
4971 (expand_omp_for_generic): Fix multiplication type.
4972 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
4973 (generate_memset_zero): Fix types.
4974 * tree-profile.c (prepare_instrumented_value): Correctly
4977 2009-04-15 Ian Lance Taylor <iant@google.com>
4979 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
4980 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
4981 for -Wall and for -Wc++-compat.
4982 (c_common_post_options): For C++, set warn_enum_compare if not
4984 * c-tree.h (struct c_expr): Add field original_type.
4985 (build_external_ref): Update declaration.
4986 * c-parser.c (c_parser_braced_init): Set original_type.
4987 (c_parser_initelt): Likewise.
4988 (c_parser_expr_no_commas): Likewise.
4989 (c_parser_conditional_expression): Likewise.
4990 (c_parser_cast_expression): Likewise.
4991 (c_parser_unary_expression): Likewise. Pull setting of
4992 original_code to top of function.
4993 (c_parser_sizeof_expression): Set original_type.
4994 (c_parser_alignof_expression): Likewise.
4995 (c_parser_postfix_expression): Likewise. Pull setting of
4996 original_code to top of function.
4997 (c_parser_postfix_expression_after_paren_type): Set original_type.
4998 (c_parser_postfix_expression_after_primary): Likewise.
4999 (c_parser_expression): Likewise.
5000 * c-typeck.c (build_external_ref): Add type parameter. Change all
5002 (c_expr_sizeof_expr): Set original_type field.
5003 (parser_build_unary_op): Likewise.
5004 (parser_build_binary_op): Likewise. Optionally warn about
5005 comparisons of enums of different types.
5006 (digest_init): Set original_type field.
5007 (really_start_incremental_init): Likewise.
5008 (push_init_level, pop_init_level): Likewise.
5009 * doc/invoke.texi (Warning Options): -Wenum-compare now
5012 2009-04-15 Richard Guenther <rguenther@suse.de>
5014 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
5015 out a necessary conversion.
5016 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
5017 names we didn't value number.
5018 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
5020 2009-04-15 Richard Guenther <rguenther@suse.de>
5022 PR tree-optimization/39764
5023 * tree-ssa-ccp.c (get_value): Canonicalize value with
5024 canonicalize_float_value.
5026 2009-04-15 Jan Hubicka <jh@suse.cz>
5028 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
5029 Wrong version of patch.
5031 2009-04-15 Jan Hubicka <jh@suse.cz>
5033 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
5035 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
5037 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
5038 our distinct integral and vector types.
5040 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
5042 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
5043 * init.c (build_vtbl_address): Remove call to assemble_external.
5045 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
5047 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
5048 output for other floating point modes.
5050 2009-04-14 Diego Novillo <dnovillo@google.com>
5052 * diagnostic.c (diagnostic_report_diagnostic): Do not
5053 warn about loaded plugins for DK_ERROR and DK_WARNING.
5054 * c-decl.c (declspecs_add_type): Move call to
5055 invoke_plugin_callbacks ...
5056 * c-parser.c (c_parser_declspecs): ... here.
5057 * plugin.c (dump_active_plugins): Tidy output.
5059 2009-04-14 Diego Novillo <dnovillo@google.com>
5060 Le-Chun Wu <lcwu@google.com>
5062 * configure.ac: Add --enable-plugin support.
5063 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
5064 * Makefile.in (PLUGIN_H): Define.
5065 Export ENABLE_PLUGIN and GMPINC to site.exp.
5066 Add PLUGINLIBS to link command.
5067 Add/modify dependencies for plugin.o and files including plugin.h.
5069 * config.in: Regenerate.
5071 * opts.c (common_handle_option): Handle OPT_fplugin_ and
5074 2009-04-14 Le-Chun Wu <lcwu@google.com>
5076 * tree-pass.h (register_one_dump_file): Add a prototype for
5077 register_one_dump_file.
5078 * toplev.c (compile_file): Call initialize_plugins.
5079 (do_compile): Call invoke_plugin_callbacks.
5080 (toplev_main): Call invoke_plugin_callbacks.
5081 * common.opt: Add -fplugin= and -fplugin-arg-.
5082 * gcc-plugin.h: New public header file for plugins to include.
5083 * plugin.c: New source file.
5084 * plugin.h: New internal header file.
5085 * passes.c (register_one_dump_file): Make it external.
5087 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
5089 2009-04-14 Diego Novillo <dnovillo@google.com>
5091 * doc/plugins.texi: New.
5092 * doc/gccint.texi: Add reference to Plugins chapter.
5093 * doc/invoke.texi: Document -fplugin and -fplugin-arg
5094 * diagnostic.c (diagnostic_report_diagnostic): Warn about
5095 loaded plugins, if any.
5096 * timevar.def (TV_PLUGIN_INIT): Define.
5097 (TV_PLUGIN_RUN): Define.
5098 * plugin.c: Include timevar.h
5099 (plugins_active_p): New.
5100 (dump_active_plugins): New.
5101 (debug_active_plugins): New.
5103 2009-04-14 Joseph Myers <joseph@codesourcery.com>
5105 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
5107 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
5109 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
5111 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
5112 the same as a minus without a shift.
5114 2009-04-14 Nick Clifton <nickc@redhat.com>
5116 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
5117 comparisons with small integers will always produce a short
5120 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
5123 2008-12-19 Diego Novillo <dnovillo@google.com>
5125 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
5127 2009-04-14 Richard Guenther <rguenther@suse.de>
5129 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
5131 (verify_gimple_assign_binary): Likewise. Handle shifts and
5133 (verify_gimple_phi): Print the mismatched argument position.
5134 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
5136 (vect_update_init_of_dr): Likewise.
5137 * matrix-reorg.c (transform_access_sites): Do what the
5139 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
5141 2009-04-13 Michael Eager <eager@eagercon.com>
5143 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
5144 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
5145 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
5146 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
5147 remove duplicate config
5149 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5151 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
5152 file_name:line_number type locator of the call site.
5154 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
5156 * genautomata.c: Put blank after comma.
5157 (automaton_decls): New.
5158 (struct unit_usage): Add comments to member next.
5159 (store_alt_unit_usage): Keep the list ordered.
5160 (unit_present_on_list_p, equal_alternatives_p): New.
5161 (check_regexp_units_distribution): Check units distribution
5162 correctness correctly.
5163 (main): Don't write automata if error is found. Return correct
5166 * config/m68k/cf.md (cfv4_ds): Remove.
5167 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
5168 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
5170 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
5171 power4-load-ext, power4-store, power4-store-update,
5172 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
5173 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
5174 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
5175 power4-sqrt, power4-isync): Modify reservation to make correct
5176 unit distribution to automata.
5178 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
5179 power5-store-update, power5-two, power5-three, power5-lmul,
5180 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
5182 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
5184 * except.c (pass_set_nothrow_function_flags): Set name and add
5186 (set_nothrow_function_flags): Mention in the dump file when
5187 changing a function to nothrow.
5189 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
5192 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
5193 instead of unsigned long.
5195 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5197 * config/arm/arm.c (return_used_this_function): Remove.
5198 (arm_output_function_prologue): Remove use of
5199 return_used_this_function.
5200 (output_return_instruction): Replace use of
5201 return_used_this_function
5202 by cfun->machine->return_used_this_function.
5203 (arm_output_epilogue): Likewise.
5204 (arm_output_function_epilogue): Likewise.
5205 (thumb_unexpanded_epilogue): Likewise.
5206 * config/arm/arm.h (struct machine_function):
5207 New member return_used_this_function.
5209 2009-04-12 Mark Mitchell <mark@codesourcery.com>
5211 * doc/install.texi: Correct description of default directory for
5212 --with-gxx-include-dir.
5214 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
5216 * fold-const.c (build_range_check): Properly deal with enumeral and
5219 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
5221 * doc/invoke.texi (max_gcse_passes): Remove documentation.
5222 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
5223 * params.h (MAX_GCSE_PASSES): Remove.
5224 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
5225 in sequence. Remove ability to run multiple passes.
5226 (bypass_jumps): Report run as third CPROP pass.
5228 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
5231 * except.c (can_throw_external): Look at each insn in a SEQUENCE
5232 when deciding whether the whole SEQUENCE can throw.
5234 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
5237 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
5238 offseted label references.
5240 2009-04-11 Jan Hubicka <jh@suse.cz>
5242 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
5244 2009-04-11 Richard Guenther <rguenther@suse.de>
5247 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
5248 return variables as TREE_ADDRESSABLE.
5250 2009-04-11 Richard Guenther <rguenther@suse.de>
5252 PR tree-optimization/39713
5253 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
5254 reference trees have SSA_NAME operands.
5256 2009-04-11 Richard Guenther <rguenther@suse.de>
5259 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
5260 address expressions.
5262 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
5264 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
5265 match changes in Cygwin 1.7
5266 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
5267 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
5269 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5271 PR tree-optimization/39701
5272 * doc/invoke.texi (Optimization Options): Document change in
5273 meaning and initialization of -fdelete-null-pointer-checks.
5275 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5278 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
5280 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
5283 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
5285 2009-04-10 Chao-ying Fu <fu@mips.com>
5287 * doc/tm.texi (Instruction Output): Document
5288 TARGET_ASM_FINAL_POSTSCAN_INSN.
5289 * target.h (final_postscan_insn): New field in asm_out.
5290 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5291 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
5292 * final.c (final_scan_insn): Call
5293 targetm.asm_out.final_postscan_insn after outputting
5294 an asm macro and a normal instruction.
5296 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
5297 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
5298 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
5299 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
5300 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
5302 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
5305 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
5306 variables as non-NULL even with -fdelete-null-pointer-checks.
5308 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
5310 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
5312 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
5315 * config/i386/i386.c (classify_argument): Handle SCmode with
5316 (bit_offset % 64) != 0.
5318 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
5320 * doc/invoke.texi (Optimize Options): Add cross-reference to
5321 -Q --help=optimizers examples.
5323 2009-04-10 Ben Elliston <bje@au.ibm.com>
5326 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
5327 regalign for the reg == fpr and TDmode case.
5329 2009-04-09 David Ayers <ayers@fsfe.org>
5332 * objc/objc-act.c (warn_with_method): Remove helper function.
5333 (check_duplicates): Call warning and inform directly.
5334 (really_start_method): Likewise.
5336 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5338 * expmed.c (expand_divmod): Always use a comparison for a division
5339 by a large unsigned integer.
5341 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
5342 for things others than variables or functions as nonzero.
5344 2009-04-09 Nick Clifton <nickc@redhat.com>
5346 * unwind-compat.c: Change copyright header to refer to version
5347 3 of the GNU General Public License with version 3.1 of the
5348 GCC Runtime Library Exception and to point readers at the
5349 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
5350 * config/alpha/crtfastmath.c: Likewise.
5351 * config/alpha/linux-unwind.h: Likewise.
5352 * config/alpha/qrnnd.asm: Likewise.
5353 * config/alpha/vms-crt0-64.c: Likewise.
5354 * config/alpha/vms-crt0.c: Likewise.
5355 * config/alpha/vms-dwarf2.asm: Likewise.
5356 * config/alpha/vms-dwarf2eh.asm: Likewise.
5357 * config/alpha/vms-psxcrt0-64.c: Likewise.
5358 * config/alpha/vms-psxcrt0.c: Likewise.
5359 * config/alpha/vms_tramp.asm: Likewise.
5360 * config/arc/initfini.c: Likewise.
5361 * config/arc/lib1funcs.asm: Likewise.
5362 * config/arm/bpabi-v6m.S: Likewise.
5363 * config/arm/bpabi.S: Likewise.
5364 * config/arm/bpabi.c: Likewise.
5365 * config/arm/crti.asm: Likewise.
5366 * config/arm/crtn.asm: Likewise.
5367 * config/arm/ieee754-df.S: Likewise.
5368 * config/arm/ieee754-sf.S: Likewise.
5369 * config/arm/lib1funcs.asm: Likewise.
5370 * config/arm/libunwind.S: Likewise.
5371 * config/arm/linux-atomic.c: Likewise.
5372 * config/arm/mmintrin.h: Likewise.
5373 * config/arm/pr-support.c: Likewise.
5374 * config/arm/unaligned-funcs.c: Likewise.
5375 * config/arm/unwind-arm.c: Likewise.
5376 * config/arm/unwind-arm.h: Likewise.
5377 * config/avr/libgcc.S: Likewise.
5378 * config/bfin/crti.s: Likewise.
5379 * config/bfin/crtlibid.s: Likewise.
5380 * config/bfin/crtn.s: Likewise.
5381 * config/bfin/lib1funcs.asm: Likewise.
5382 * config/bfin/linux-unwind.h: Likewise.
5383 * config/cris/arit.c: Likewise.
5384 * config/cris/cris_abi_symbol.c: Likewise.
5385 * config/darwin-64.c: Likewise.
5386 * config/darwin-crt2.c: Likewise.
5387 * config/darwin-crt3.c: Likewise.
5388 * config/darwin.h: Likewise.
5389 * config/dbxelf.h: Likewise.
5390 * config/dfp-bit.c: Likewise.
5391 * config/dfp-bit.h: Likewise.
5392 * config/elfos.h: Likewise.
5393 * config/fixed-bit.c: Likewise.
5394 * config/fixed-bit.h: Likewise.
5395 * config/fp-bit.c: Likewise.
5396 * config/fp-bit.h: Likewise.
5397 * config/fr30/crti.asm: Likewise.
5398 * config/fr30/crtn.asm: Likewise.
5399 * config/fr30/lib1funcs.asm: Likewise.
5400 * config/freebsd-spec.h: Likewise.
5401 * config/frv/cmovd.c: Likewise.
5402 * config/frv/cmovh.c: Likewise.
5403 * config/frv/cmovw.c: Likewise.
5404 * config/frv/frvbegin.c: Likewise.
5405 * config/frv/frvend.c: Likewise.
5406 * config/frv/lib1funcs.asm: Likewise.
5407 * config/glibc-stdint.h: Likewise.
5408 * config/h8300/clzhi2.c: Likewise.
5409 * config/h8300/crti.asm: Likewise.
5410 * config/h8300/crtn.asm: Likewise.
5411 * config/h8300/ctzhi2.c: Likewise.
5412 * config/h8300/fixunssfsi.c: Likewise.
5413 * config/h8300/lib1funcs.asm: Likewise.
5414 * config/h8300/parityhi2.c: Likewise.
5415 * config/h8300/popcounthi2.c: Likewise.
5416 * config/i386/ammintrin.h: Likewise.
5417 * config/i386/att.h: Likewise.
5418 * config/i386/avxintrin.h: Likewise.
5419 * config/i386/biarch64.h: Likewise.
5420 * config/i386/bmmintrin.h: Likewise.
5421 * config/i386/cpuid.h: Likewise.
5422 * config/i386/cross-stdarg.h: Likewise.
5423 * config/i386/crtfastmath.c: Likewise.
5424 * config/i386/crtprec.c: Likewise.
5425 * config/i386/cygming-crtbegin.c: Likewise.
5426 * config/i386/cygming-crtend.c: Likewise.
5427 * config/i386/cygwin.asm: Likewise.
5428 * config/i386/emmintrin.h: Likewise.
5429 * config/i386/gmm_malloc.h: Likewise.
5430 * config/i386/gthr-win32.c: Likewise.
5431 * config/i386/i386.h: Likewise.
5432 * config/i386/immintrin.h: Likewise.
5433 * config/i386/linux-unwind.h: Likewise.
5434 * config/i386/linux64.h: Likewise.
5435 * config/i386/mm3dnow.h: Likewise.
5436 * config/i386/mmintrin-common.h: Likewise.
5437 * config/i386/mmintrin.h: Likewise.
5438 * config/i386/nmmintrin.h: Likewise.
5439 * config/i386/pmm_malloc.h: Likewise.
5440 * config/i386/pmmintrin.h: Likewise.
5441 * config/i386/smmintrin.h: Likewise.
5442 * config/i386/sol2-c1.asm: Likewise.
5443 * config/i386/sol2-ci.asm: Likewise.
5444 * config/i386/sol2-cn.asm: Likewise.
5445 * config/i386/sol2-gc1.asm: Likewise.
5446 * config/i386/tmmintrin.h: Likewise.
5447 * config/i386/unix.h: Likewise.
5448 * config/i386/w32-unwind.h: Likewise.
5449 * config/i386/wmmintrin.h: Likewise.
5450 * config/i386/x86-64.h: Likewise.
5451 * config/i386/x86intrin.h: Likewise.
5452 * config/i386/xmmintrin.h: Likewise.
5453 * config/ia64/crtbegin.asm: Likewise.
5454 * config/ia64/crtend.asm: Likewise.
5455 * config/ia64/crtfastmath.c: Likewise.
5456 * config/ia64/crti.asm: Likewise.
5457 * config/ia64/crtn.asm: Likewise.
5458 * config/ia64/fde-glibc.c: Likewise.
5459 * config/ia64/lib1funcs.asm: Likewise.
5460 * config/ia64/linux-unwind.h: Likewise.
5461 * config/ia64/quadlib.c: Likewise.
5462 * config/ia64/unwind-ia64.c: Likewise.
5463 * config/linux.h: Likewise.
5464 * config/m32c/m32c-lib1.S: Likewise.
5465 * config/m32c/m32c-lib2-trapv.c: Likewise.
5466 * config/m32c/m32c-lib2.c: Likewise.
5467 * config/m32r/initfini.c: Likewise.
5468 * config/m68hc11/larith.asm: Likewise.
5469 * config/m68hc11/m68hc11-crt0.S: Likewise.
5470 * config/m68k/cf.md: Likewise.
5471 * config/m68k/crti.s: Likewise.
5472 * config/m68k/crtn.s: Likewise.
5473 * config/m68k/lb1sf68.asm: Likewise.
5474 * config/m68k/linux-unwind.h: Likewise.
5475 * config/mcore/crti.asm: Likewise.
5476 * config/mcore/crtn.asm: Likewise.
5477 * config/mcore/lib1.asm: Likewise.
5478 * config/mips/linux-unwind.h: Likewise.
5479 * config/mips/loongson.h: Likewise.
5480 * config/mips/mips16.S: Likewise.
5481 * config/mmix/crti.asm: Likewise.
5482 * config/mmix/crtn.asm: Likewise.
5483 * config/pa/fptr.c: Likewise.
5484 * config/pa/hpux-unwind.h: Likewise.
5485 * config/pa/lib2funcs.asm: Likewise.
5486 * config/pa/linux-atomic.c: Likewise.
5487 * config/pa/linux-unwind.h: Likewise.
5488 * config/pa/milli64.S: Likewise.
5489 * config/pa/quadlib.c: Likewise.
5490 * config/pa/stublib.c: Likewise.
5491 * config/picochip/libgccExtras/adddi3.asm: Likewise.
5492 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
5493 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
5494 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
5495 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
5496 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
5497 * config/picochip/libgccExtras/divmod15.asm: Likewise.
5498 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
5499 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
5500 * config/picochip/libgccExtras/longjmp.asm: Likewise.
5501 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
5502 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
5503 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
5504 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
5505 * config/picochip/libgccExtras/setjmp.asm: Likewise.
5506 * config/picochip/libgccExtras/subdi3.asm: Likewise.
5507 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
5508 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
5509 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
5510 * config/rs6000/750cl.h: Likewise.
5511 * config/rs6000/altivec.h: Likewise.
5512 * config/rs6000/biarch64.h: Likewise.
5513 * config/rs6000/crtresfpr.asm: Likewise.
5514 * config/rs6000/crtresgpr.asm: Likewise.
5515 * config/rs6000/crtresxfpr.asm: Likewise.
5516 * config/rs6000/crtresxgpr.asm: Likewise.
5517 * config/rs6000/crtsavfpr.asm: Likewise.
5518 * config/rs6000/crtsavgpr.asm: Likewise.
5519 * config/rs6000/darwin-asm.h: Likewise.
5520 * config/rs6000/darwin-fallback.c: Likewise.
5521 * config/rs6000/darwin-fpsave.asm: Likewise.
5522 * config/rs6000/darwin-ldouble.c: Likewise.
5523 * config/rs6000/darwin-tramp.asm: Likewise.
5524 * config/rs6000/darwin-unwind.h: Likewise.
5525 * config/rs6000/darwin-vecsave.asm: Likewise.
5526 * config/rs6000/darwin-world.asm: Likewise.
5527 * config/rs6000/e500crtres32gpr.asm: Likewise.
5528 * config/rs6000/e500crtres64gpr.asm: Likewise.
5529 * config/rs6000/e500crtres64gprctr.asm: Likewise.
5530 * config/rs6000/e500crtrest32gpr.asm: Likewise.
5531 * config/rs6000/e500crtrest64gpr.asm: Likewise.
5532 * config/rs6000/e500crtresx32gpr.asm: Likewise.
5533 * config/rs6000/e500crtresx64gpr.asm: Likewise.
5534 * config/rs6000/e500crtsav32gpr.asm: Likewise.
5535 * config/rs6000/e500crtsav64gpr.asm: Likewise.
5536 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
5537 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
5538 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
5539 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
5540 * config/rs6000/eabi-ci.asm: Likewise.
5541 * config/rs6000/eabi-cn.asm: Likewise.
5542 * config/rs6000/eabi.asm: Likewise.
5543 * config/rs6000/linux-unwind.h: Likewise.
5544 * config/rs6000/linux64.h: Likewise.
5545 * config/rs6000/paired.h: Likewise.
5546 * config/rs6000/paired.md: Likewise.
5547 * config/rs6000/ppc64-fp.c: Likewise.
5548 * config/rs6000/ppu_intrinsics.h: Likewise.
5549 * config/rs6000/rs6000.h: Likewise.
5550 * config/rs6000/si2vmx.h: Likewise.
5551 * config/rs6000/sol-ci.asm: Likewise.
5552 * config/rs6000/sol-cn.asm: Likewise.
5553 * config/rs6000/spe.h: Likewise.
5554 * config/rs6000/spu2vmx.h: Likewise.
5555 * config/rs6000/sysv4.h: Likewise.
5556 * config/rs6000/tramp.asm: Likewise.
5557 * config/rs6000/vec_types.h: Likewise.
5558 * config/s390/linux-unwind.h: Likewise.
5559 * config/s390/tpf-unwind.h: Likewise.
5560 * config/score/crti.asm: Likewise.
5561 * config/score/crtn.asm: Likewise.
5562 * config/sh/crt1.asm: Likewise.
5563 * config/sh/crti.asm: Likewise.
5564 * config/sh/crtn.asm: Likewise.
5565 * config/sh/divtab-sh4-300.c: Likewise.
5566 * config/sh/divtab-sh4.c: Likewise.
5567 * config/sh/divtab.c: Likewise.
5568 * config/sh/lib1funcs-4-300.asm: Likewise.
5569 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
5570 * config/sh/lib1funcs.asm: Likewise.
5571 * config/sh/lib1funcs.h: Likewise.
5572 * config/sh/linux-atomic.asm: Likewise.
5573 * config/sh/linux-unwind.h: Likewise.
5574 * config/sh/shmedia.h: Likewise.
5575 * config/sh/sshmedia.h: Likewise.
5576 * config/sh/ushmedia.h: Likewise.
5577 * config/sparc/crtfastmath.c: Likewise.
5578 * config/sparc/linux-unwind.h: Likewise.
5579 * config/sparc/sol2-c1.asm: Likewise.
5580 * config/sparc/sol2-ci.asm: Likewise.
5581 * config/sparc/sol2-cn.asm: Likewise.
5582 * config/spu/divmodti4.c: Likewise.
5583 * config/spu/divv2df3.c: Likewise.
5584 * config/spu/float_disf.c: Likewise.
5585 * config/spu/float_unsdidf.c: Likewise.
5586 * config/spu/float_unsdisf.c: Likewise.
5587 * config/spu/float_unssidf.c: Likewise.
5588 * config/spu/mfc_multi_tag_release.c: Likewise.
5589 * config/spu/mfc_multi_tag_reserve.c: Likewise.
5590 * config/spu/mfc_tag_release.c: Likewise.
5591 * config/spu/mfc_tag_reserve.c: Likewise.
5592 * config/spu/mfc_tag_table.c: Likewise.
5593 * config/spu/multi3.c: Likewise.
5594 * config/spu/spu_internals.h: Likewise.
5595 * config/spu/spu_intrinsics.h: Likewise.
5596 * config/spu/spu_mfcio.h: Likewise.
5597 * config/spu/vec_types.h: Likewise.
5598 * config/spu/vmx2spu.h: Likewise.
5599 * config/stormy16/stormy16-lib2.c: Likewise.
5600 * config/svr4.h: Likewise.
5601 * config/sync.c: Likewise.
5602 * config/v850/lib1funcs.asm: Likewise.
5603 * config/vxlib-tls.c: Likewise.
5604 * config/vxlib.c: Likewise.
5605 * config/vxworks-dummy.h: Likewise.
5606 * config/xtensa/crti.asm: Likewise.
5607 * config/xtensa/crtn.asm: Likewise.
5608 * config/xtensa/ieee754-df.S: Likewise.
5609 * config/xtensa/ieee754-sf.S: Likewise.
5610 * config/xtensa/lib1funcs.asm: Likewise.
5611 * config/xtensa/lib2funcs.S: Likewise.
5612 * config/xtensa/linux-unwind.h: Likewise.
5613 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
5614 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
5615 * coretypes.h: Likewise.
5616 * crtstuff.c: Likewise.
5617 * defaults.h: Likewise.
5618 * dwarf2.h: Likewise.
5619 * emutls.c: Likewise.
5620 * gbl-ctors.h: Likewise.
5621 * gcov-io.h: Likewise.
5622 * ginclude/float.h: Likewise.
5623 * ginclude/iso646.h: Likewise.
5624 * ginclude/stdarg.h: Likewise.
5625 * ginclude/stdbool.h: Likewise.
5626 * ginclude/stddef.h: Likewise.
5627 * ginclude/stdfix.h: Likewise.
5628 * ginclude/stdint-gcc.h: Likewise.
5629 * ginclude/tgmath.h: Likewise.
5630 * gthr-aix.h: Likewise.
5631 * gthr-dce.h: Likewise.
5632 * gthr-gnat.c: Likewise.
5633 * gthr-gnat.h: Likewise.
5634 * gthr-lynx.h: Likewise.
5635 * gthr-mipssde.h: Likewise.
5636 * gthr-nks.h: Likewise.
5637 * gthr-posix.c: Likewise.
5638 * gthr-posix.h: Likewise.
5639 * gthr-posix95.h: Likewise.
5640 * gthr-rtems.h: Likewise.
5641 * gthr-single.h: Likewise.
5642 * gthr-solaris.h: Likewise.
5643 * gthr-tpf.h: Likewise.
5644 * gthr-vxworks.h: Likewise.
5645 * gthr-win32.h: Likewise.
5647 * libgcc2.c: Likewise.
5648 * libgcc2.h: Likewise.
5649 * libgcov.c: Likewise.
5650 * tsystem.h: Likewise.
5651 * typeclass.h: Likewise.
5652 * unwind-c.c: Likewise.
5653 * unwind-compat.h: Likewise.
5654 * unwind-dw2-fde-compat.c: Likewise.
5655 * unwind-dw2-fde-darwin.c: Likewise.
5656 * unwind-dw2-fde-glibc.c: Likewise.
5657 * unwind-dw2-fde.c: Likewise.
5658 * unwind-dw2-fde.h: Likewise.
5659 * unwind-dw2.c: Likewise.
5660 * unwind-dw2.h: Likewise.
5661 * unwind-generic.h: Likewise.
5662 * unwind-pe.h: Likewise.
5663 * unwind-sjlj.c: Likewise.
5664 * unwind.inc: Likewise.
5665 * config/arm/neon-gen.ml: Change generated copyright header to
5666 refer to version 3 of the GNU General Public License with
5667 version 3.1 of the GCC Runtime Library Exception and to point
5668 readers at the COPYING3 and COPYING3.RUNTIME files and the
5669 FSF's license web page.
5670 * config/arm/arm_neon.h: Regenerate.
5672 2009-04-09 Jakub Jelinek <jakub@redhat.com>
5674 * config/cris/cris.md: Change copyright header to refer to version
5675 3 of the GNU General Public License.
5676 * doc/install.texi2html: Change copyright header to refer to version
5677 3 of the GNU General Public License and to point readers at the
5678 COPYING3 file and the FSF's license web page.
5679 * config/vax/linux.h: Likewise.
5681 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
5683 * config/i386/i386.md (cmpcc): New.
5684 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
5685 (sync_compare_and_swap_cc*): Delete.
5687 * config/s390/s390.c (s390_compare_emitted): Remove.
5688 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
5689 s390_compare_emitted used to be handled. Assert that modes match.
5690 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
5691 refer to sync_compare_and_swap_ccsi.
5692 * config/s390/s390.h (s390_compare_emitted): Remove.
5693 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
5694 instead of s390_compare_emitted.
5695 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
5696 instead of s390_compare_emitted.
5697 * config/s390/s390.md (cmpcc): New.
5698 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
5699 CC_REGNUM, do not pretend it's set.
5700 (sync_compare_and_swap_cc*): Delete.
5701 * config/s390/predicates.md (cc_reg_operand): New.
5703 * expr.c (sync_compare_and_swap_cc): Delete.
5704 * optabs.h (sync_compare_and_swap_cc): Delete.
5705 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
5706 is being used with can_compare_p.
5707 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
5709 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
5710 look for a MODE_CC set instead. Use emit_store_flag.
5711 (expand_compare_and_swap_loop): Likewise, with some additional
5712 complication to avoid a force_reg when useless. Use
5713 emit_cmp_and_jump_insns.
5714 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
5715 * doc/md.texi (sync_compare_and_swap_cc): Merge with
5716 sync_compare_and_swap documentation.
5718 2009-04-09 Jan Hubicka <jh@suse.cz>
5720 * except.c (find_prev_try): Break out from ....
5721 (duplicate_eh_regions): ... here; properly update prev_try pointers
5722 when duplication part of tree.
5723 (dump_eh_tree): Improve dumping.
5724 (verify_eh_region): New.
5725 (verify_eh_tree): Use it.
5727 2009-04-06 Richard Guenther <rguenther@suse.de>
5729 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
5730 &ARRAY addresses by adjusting their types and prepending
5732 * tree-cfg.c (verify_gimple_assign_single): Verify that
5733 addresses are correct.
5735 2009-04-09 Richard Guenther <rguenther@suse.de>
5737 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
5738 indices into an array reference if possible.
5739 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5740 Fold POINTER_PLUS_EXPR statements with invariant address.
5742 2009-04-09 Alan Modra <amodra@bigpond.net.au>
5745 * config.gcc (powerpc64-*-linux*): Always build biarch.
5747 2009-04-09 Joseph Myers <joseph@codesourcery.com>
5750 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
5751 it and pedwarn if this results in an INTEGER_CST.
5753 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5755 * doc/install.texi: Update minimum GMP version. Remove obsolete
5756 text in MPFR section.
5758 2009-04-08 Jakub Jelinek <jakub@redhat.com>
5760 * dwarf2out.c (class_scope_p): New static inline.
5761 (class_or_namespace_scope_p): Use it.
5762 (gen_variable_die): Use DW_TAG_member tag for static data member
5763 declarations instead of DW_TAG_variable.
5766 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
5769 2009-04-08 Richard Guenther <rguenther@suse.de>
5771 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
5772 valueize random data.
5774 2009-04-08 David Edelsohn <edelsohn@gnu.org>
5776 * config.gcc (aix tm_file): Add aix-stdint.h.
5777 (aix tm clause use_gcc_stdint): Set to wrap.
5778 * config/rs6000/aix-stdint.h: New file.
5780 2009-04-08 Richard Guenther <rguenther@suse.de>
5783 * tree-dfa.c (add_referenced_var): Do not recurse into
5784 global initializers.
5785 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
5787 (fold_const_aggregate_ref): Likewise.
5789 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5791 * recog.c (ordered_comparison_operator): New.
5792 * gensupport.c (std_preds): Add it.
5793 * doc/md.texi (Machine-Independent Predicates): Document it.
5795 2009-04-08 Jan Hubicka <jh@suse.cz>
5797 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
5798 * function.h (rtl_eh): Remove exception_handler_label_map.
5799 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
5800 remove_exception_handler_label, for_each_eh_label_1): Remove.
5801 (rtl_remove_unreachable_regions): Remove.
5802 (convert_from_eh_region_ranges): Do not remove unreachable regions.
5803 (find_exception_handler_labels): Don't build the hashtable.
5804 (maybe_remove_eh_handler): Remove.
5805 (for_each_eh_label): Rewrite to walk the tree.
5806 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
5807 * except.h (maybe_remove_eh_handler): Remove.
5808 * passes.c (init_optimization_passes): Schedule second EH cleanup
5810 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
5811 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
5813 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
5815 * genoutput.c (validate_optab_operands): New.
5816 (gen_insn, gen_expand): Call it.
5818 * genflags.c (gen_insn): Detect misused iterators.
5819 (main): Pass line_no to gen_insn, exit with status 1 on error.
5821 * genextract.c (line_no): Make global.
5822 (VEC_safe_set_locstr): Change assertion to error message.
5823 (main): Exit with status 1 on error.
5825 2009-04-08 Joseph Myers <joseph@codesourcery.com>
5829 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5830 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5831 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
5832 * c-convert.c (convert): Do not call fold on results of conversion
5833 functions when the result is a C_MAYBE_CONST_EXPR.
5834 * c-parser.c (c_parser_postfix_expression): Do not fold condition
5835 of __builtin_choose_expr.
5836 * c-typeck.c (remove_c_maybe_const_expr): New.
5837 (build_unary_op, build_conditional_expr, build_compound_expr,
5838 build_binary_op, c_objc_common_truthvalue_conversion): Call
5839 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
5842 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
5844 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
5845 CODE to produce a new one. Add a prototype to use fold_convert_const
5847 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
5850 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
5851 mix declarations and code.
5853 2009-04-08 Ben Elliston <bje@au.ibm.com>
5855 * gcc.c: Replace `CC' with `GCC' throughout.
5857 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
5859 * doc/invoke.texi: Document Atom support.
5861 2009-04-07 Jason Merrill <jason@redhat.com>
5864 * c-common.h, c-common.c: Add flag_pretty_templates.
5865 * c-opts.c (c_common_handle_option): Set it.
5866 * c.opt: Add -fno-pretty-templates.
5867 * doc/invoke.texi (C++ Dialect Options): Likewise.
5869 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
5871 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
5872 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
5873 (ia64_expand_builtin): Likewise.
5875 2009-04-07 Martin Jambor <mjambor@suse.cz>
5877 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
5878 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
5879 ADDR_EXPRS are include too.
5881 2009-04-07 Richard Guenther <rguenther@suse.de>
5883 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
5884 decls are only used if passes as parameters or if they are
5885 local statics and the call is not to a builtin.
5886 (call_may_clobber_ref_p_1): Likewise.
5888 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5890 * expr.c (do_store_flag): Remove last argument. Simplify code
5891 to avoid duplication of tests already done by can_compare_p.
5892 (expand_expr_real_1): Adjust caller.
5894 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5896 * optabs.c (can_compare_p): Test the predicate of a
5897 cbranch and cstore pattern.
5899 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5901 * expr.c (convert_move): Use emit_store_flag instead of
5904 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
5906 * config/i386/i386.c (ix86_compare_emitted): Remove.
5907 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
5908 ix86_compare_op0 like ix86_compare_emitted used to be handled.
5909 * config/i386/i386.h (ix86_compare_emitted): Remove.
5910 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
5911 instead of ix86_compare_emitted.
5912 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
5914 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
5916 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
5917 Add t-sysroot-suffix to tmake_file.
5918 * config/print-sysroot-suffix.sh: New file.
5919 * config/t-sysroot-suffix: New file.
5921 2009-04-07 Ben Elliston <bje@au.ibm.com>
5923 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
5924 as the latter produces a warning when the target does not support
5927 2009-04-07 Ben Elliston <bje@au.ibm.com>
5929 * dfp.c: Replace type punning assignments with memcpy throughout.
5930 * Makefile.in (dfp.o-warn): Remove.
5932 2009-04-07 Alan Modra <amodra@bigpond.net.au>
5935 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
5936 Include soft-fp/t-softfp after rs6000/t-linux64.
5938 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
5940 * stor-layout.c (set_sizetype): Use the full precision of their
5941 machine mode for bitsize types.
5943 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
5945 * config/i386/i386.md: Revert 2 accidental checkins.
5947 2009-04-06 Joey Ye <joey.ye@intel.com>
5948 Xuepeng Guo <xuepeng.guo@intel.com>
5949 H.J. Lu <hongjiu.lu@intel.com>
5951 Atom pipeline model, tuning and insn selection.
5952 * config.gcc (atom): Add atom config options and target.
5954 * config/i386/atom.md: New.
5956 * config/i386/i386.c (atom_cost): New cost.
5957 (m_ATOM): New macro flag.
5958 (initial_ix86_tune_features): Set m_ATOM.
5959 (x86_accumulate_outgoing_args): Likewise.
5960 (x86_arch_always_fancy_math_387): Likewise.
5961 (processor_target): Add Atom cost.
5962 (cpu_names): Add Atom cpu name.
5963 (override_options): Set Atom ISA.
5964 (ix86_issue_rate): New case PROCESSOR_ATOM.
5965 (ix86_adjust_cost): Likewise.
5967 * config/i386/i386.h (TARGET_ATOM): New target macro.
5968 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
5969 (TARGET_OPT_AGU): New target option.
5970 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
5971 (processor_type): Add PROCESSOR_ATOM.
5973 * config/i386/i386.md (cpu): Add new value "atom".
5974 (use_carry, movu): New attr.
5975 (atom.md): Include atom.md.
5976 (adddi3_carry_rex64): Set attr "use_carry".
5977 (addqi3_carry): Likewise.
5978 (addhi3_carry): Likewise.
5979 (addsi3_carry): Likewise.
5980 (*addsi3_carry_zext): Likewise.
5981 (subdi3_carry_rex64): Likewise.
5982 (subqi3_carry): Likewise.
5983 (subhi3_carry): Likewise.
5984 (subsi3_carry): Likewise.
5985 (x86_movdicc_0_m1_rex64): Likewise.
5986 (*x86_movdicc_0_m1_se): Likewise.
5987 (x86_movsicc_0_m1): Likewise.
5988 (*x86_movsicc_0_m1_se): Likewise.
5989 (*adddi_1_rex64): Emit add insn as much as possible.
5990 (*addsi_1): Likewise.
5991 (return_internal): Set atom_unit.
5992 (return_internal_long): Likewise.
5993 (return_pop_internal): Likewise.
5994 (*rcpsf2_sse): Set atom_sse_attr attr.
5995 (*qrt<mode>2_sse): Likewise.
5996 (*prefetch_sse): Likewise.
5998 * config/i386/i386-c.c (ix86_target_macros_internal): New case
6000 (ix86_target_macros_internal): Likewise.
6002 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
6003 (*prefetch_sse_rex): Likewise.
6004 (sse_rcpv4sf2): Likewise.
6005 (sse_vmrcpv4sf2): Likewise.
6006 (sse_sqrtv4sf2): Likewise.
6007 (<sse>_vmsqrt<mode>2): Likewise.
6008 (sse_ldmxcsr): Likewise.
6009 (sse_stmxcsr): Likewise.
6010 (*sse_sfence): Likewise.
6011 (sse2_clflush): Likewise.
6012 (*sse2_mfence): Likewise.
6013 (*sse2_lfence): Likewise.
6014 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
6015 (<sse>_movup<ssemodesuffixf2c>): Likewise.
6016 (avx_movdqu<avxmodesuffix>): Likewise.
6017 (avx_lddqu<avxmodesuffix>): Likewise.
6018 (sse2_movntv2di): Change attr "type" to "ssemov".
6019 (sse2_movntsi): Likewise.
6020 (rsqrtv8sf2): Change attr "type" to "sseadd".
6021 (sse3_addsubv2df3): Set attr "atom_unit".
6022 (sse3_h<plusminus_insn>v4sf3): Likewise.
6023 (*sse2_pmaddwd): Likewise.
6024 (*vec_extractv2di_1_rex64): Likewise.
6025 (*vec_extractv2di_1_avx): Likewise.
6026 (sse2_psadbw): Likewise.
6027 (ssse3_phaddwv8hi3): Likewise.
6028 (ssse3_phaddwv4hi3): Likewise.
6029 (ssse3_phadddv4si3): Likewise.
6030 (ssse3_phadddv2si3): Likewise.
6031 (ssse3_phaddswv8hi3): Likewise.
6032 (ssse3_phaddswv4hi3): Likewise.
6033 (ssse3_phsubwv8hi3): Likewise.
6034 (ssse3_phsubwv4hi3): Likewise.
6035 (ssse3_phsubdv4si3): Likewise.
6036 (ssse3_phsubdv2si3): Likewise.
6037 (ssse3_phsubswv8hi3): Likewise.
6038 (ssse3_phsubswv4hi3): Likewise.
6039 (ssse3_pmaddubsw128): Likewise.
6040 (sse3_pmaddubsw: Likewise.
6041 (ssse3_palignrti): Likewise.
6042 (ssse3_palignrdi): Likewise.
6044 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
6046 * doc/install.texi (Specific): Fix two cross-references to MinGW.
6048 2009-04-06 Richard Guenther <rguenther@suse.de>
6050 PR tree-optimization/28868
6051 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
6052 of which PHI results we inserted.
6053 (insert_into_preds_of_block): Record inserted PHIs.
6054 (eliminate): Eliminate redundant PHI nodes.
6055 (init_pre): Init inserted_phi_names.
6057 2009-04-06 Richard Guenther <rguenther@suse.de>
6059 PR tree-optimization/39643
6060 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
6061 IMAGPART_EXPRs of complex constants.
6062 (execute_fold_all_builtins): If we folded a call queue
6063 TODO_update_address_taken.
6065 2009-04-06 Jan Hubicka <jh@suse.cz>
6068 * except.c (remove_unreachable_regions): Propagate may_contain_throw
6071 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
6073 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
6075 (ic_invalidate_array): Likewise.
6077 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
6079 * calls.c (emit_library_call_value_1): Fix a problem with parameter
6080 alignment for library calls.
6082 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
6084 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
6085 (mingw32 tm clause use_gcc_stdint): Set to wrap.
6086 * config/i386/mingw-stdint.h: New file.
6088 2009-04-05 Richard Guenther <rguenther@suse.de>
6090 PR tree-optimization/39648
6091 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
6092 our &A vs. &A[0] IL deficiencies.
6094 2009-04-04 Jan Hubicka <jh@suse.cz>
6096 * except.c (sjlj_find_directly_reachable_regions): Be ready for
6097 removed toplevel regions.
6098 (sjlj_mark_call_sites): Likewise.
6100 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
6102 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
6103 (cygwin tm clause use_gcc_stdint): Set to wrap.
6104 * config/i386/cygwin-stdint.h: New file.
6106 2009-04-04 Richard Guenther <rguenther@suse.de>
6108 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
6109 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
6110 single-argument PHIs if we are in loop-closed SSA form.
6111 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
6112 for the pre-condition.
6113 (slpeel_tree_peel_loop_to_edge): Likewise.
6114 (vect_build_loop_niters): Take an optional sequence to append stmts.
6115 (vect_generate_tmps_on_preheader): Likewise.
6116 (vect_do_peeling_for_loop_bound): Take extra guards for the
6118 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
6119 the cost model check.
6120 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
6121 guards if we are going to peel. Do not apply versioning in that case.
6122 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
6123 (vect_do_peeling_for_loop_bound): Likewise.
6124 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
6125 loop bound only record extra pre-conditions, do not apply loop
6128 2009-04-04 Richard Guenther <rguenther@suse.de>
6130 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
6133 2009-04-04 Jan Hubicka <jh@suse.cz>
6135 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
6136 last_basic_block for size of bb->index indexed array.
6137 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
6138 compute_out, link_btr_uses, build_btr_def_use_webs,
6139 build_btr_def_use_webs, migrate_btr_defs): Likewise.
6141 2009-04-04 Jan Hubicka <jh@suse.cz>
6143 * except.c (remove_eh_handler_and_replace): Break out from ...
6144 (remove_eh_handler): ... here.
6145 (bring_to_root): New function.
6146 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
6147 handled ones, bring others to root of tree.
6149 2009-04-04 Jan Hubicka <jh@suse.cz>
6151 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
6152 (all_phis_safe_to_merge): New function.
6153 (update_info): New structure.
6154 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
6155 (cleanup_empty_eh): Update SSA if possible.
6157 2009-04-04 Richard Guenther <rguenther@suse.de>
6159 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
6160 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
6161 (append_vuse): Likewise.
6163 2009-04-04 Jakub Jelinek <jakub@redhat.com>
6165 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
6166 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
6167 instead of REG_UNSAVED for DW_CFA_undefined.
6168 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
6169 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
6172 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
6175 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
6176 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
6177 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
6179 2009-04-04 Richard Guenther <rguenther@suse.de>
6181 PR tree-optimization/8781
6182 PR tree-optimization/37892
6183 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
6184 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
6185 (valueize_refs): Call it for *& valueizations.
6186 (shared_reference_ops_from_ref): Rename to ...
6187 (valueize_shared_reference_ops_from_ref): ... this and valueize.
6188 (shared_reference_ops_from_call): Rename to ...
6189 (valueize_shared_reference_ops_from_call): ... this and valueize.
6190 (vn_reference_lookup): Update.
6191 (visit_reference_op_call): Likewise.
6192 * tree-ssa-pre.c (phi_translate_1): Fold *&.
6193 (eliminate): Value-replace the call address in call statements.
6195 2009-04-04 Richard Guenther <rguenther@suse.de>
6197 PR tree-optimization/39636
6198 * tree-ssa-forwprop.c
6199 (forward_propagate_addr_into_variable_array_index): Check for
6200 GIMPLE_ASSIGN before accessing the rhs code.
6202 2009-04-03 Jason Merrill <jason@redhat.com>
6204 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
6206 2009-04-03 Steve Ellcey <sje@cup.hp.com>
6208 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
6209 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
6210 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
6211 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
6212 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
6213 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
6214 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
6215 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
6216 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
6217 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
6218 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
6219 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
6220 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
6221 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
6222 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
6223 Use fr_reg_or_fp01_operand instead of fr_register_operand
6225 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
6226 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
6227 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
6229 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
6231 PR rtl-optimization/39607
6232 PR rtl-optimization/39631
6236 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
6237 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
6238 instead of DF_LR_OUT.
6239 * ira-lives.c (process_bb_node_lives): Ditto.
6240 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
6241 instead of DF_LR_{OUT,IN}.
6242 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
6243 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
6245 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
6247 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
6248 (execute_lower_omp): Always run but take the short way out if -fopenmp
6250 (gate_lower_omp): Remove, forcing the pass manager to always run the
6251 pass and always set PROP_gimple_lomp.
6252 (pass_lower_omp): Remove gate function.
6253 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
6254 PROP_trees. Instead, require it.
6255 * ipa-cp.c (pass_ipa_cp): Likewise.
6256 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
6257 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
6258 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
6259 and PROP_gimple_leh.
6261 2009-04-03 Richard Guenther <rguenther@suse.de>
6264 PR tree-optimization/23940
6265 PR tree-optimization/33237
6268 PR tree-optimization/36201
6269 PR tree-optimization/36230
6270 PR tree-optimization/38049
6271 PR tree-optimization/38207
6272 PR tree-optimization/38230
6273 PR tree-optimization/38301
6274 PR tree-optimization/38585
6276 PR tree-optimization/38985
6277 PR tree-optimization/39299
6278 * tree-ssa-structalias.h: Remove.
6279 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
6280 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
6281 (struct vuse_element_d): Remove.
6282 (struct vuse_vec_d): Likewise.
6283 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
6284 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
6285 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
6286 VUSE_ELEMENT_VAR): Likewise.
6287 (struct voptype_d): Likewise.
6288 (NUM_VOP_FREE_BUCKETS): Likewise.
6289 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
6290 (struct stmt_operands_d): Remove.
6291 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
6292 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
6293 VDEF_NUM, VDEF_VECT): Likewise.
6294 (copy_virtual_operands): Remove.
6295 (operand_build_cmp): Likewise.
6296 (create_ssa_artificial_load_stmt): Likewise.
6297 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
6298 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
6299 vuse_index and mayuse_index members. Pack and move done and iter_type
6300 members to the front.
6301 (SSA_OP_VMAYUSE): Remove.
6302 (SSA_OP_VIRTUAL_USES): Adjust.
6303 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
6304 (unlink_stmt_vdef): Declare.
6305 (add_to_addressable_set): Remove.
6306 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
6307 (vrp_visit_stmt): Likewise.
6308 * doc/tree-ssa.texi (Alias analysis): Update.
6309 * doc/invoke.texi (max-aliased-vops): Remove docs.
6310 (avg-aliased-vops): Likewise.
6311 * tree-into-ssa.c (syms_to_rename): Remove.
6312 (need_to_update_vops_p): Likewise.
6313 (need_to_initialize_update_ssa_p): Rename to ...
6314 (update_ssa_initialized_fn): ... this. Track function we are
6316 (symbol_marked_for_renaming): Simplify.
6317 (add_new_name_mapping): Do not set need_to_update_vops_p.
6318 (dump_currdefs): Use SYMS_TO_RENAME.
6319 (rewrite_update_stmt): Always walk all uses/defs.
6320 (dump_update_ssa): Adjust.
6321 (init_update_ssa): Take function argument. Track what we are
6323 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
6324 (create_new_def_for): Initialize for cfun, assert we are initialized
6326 (mark_sym_for_renaming): Simplify.
6327 (mark_set_for_renaming): Do not initialize update-ssa.
6328 (need_ssa_update_p): Simplify. Take function argument.
6329 (name_mappings_registered_p): Assert we ask for the correct function.
6330 (name_registered_for_update_p): Likewise.
6331 (ssa_names_to_replace): Likewise.
6332 (release_ssa_name_after_update_ssa): Likewise.
6333 (update_ssa): Likewise. Use SYMS_TO_RENAME.
6334 (dump_decl_set): Do not print a newline.
6335 (debug_decl_set): Do it here.
6336 (dump_update_ssa): And here.
6337 * tree-ssa-loop-im.c (move_computations): Adjust.
6338 (movement_possibility): Likewise.
6339 (determine_max_movement): Likewise.
6340 (gather_mem_refs_stmt): Likewise.
6341 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
6343 * tree-complex.c (update_all_vops): Remove.
6344 (expand_complex_move): Adjust.
6345 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
6346 Simplify test for memory referencing statement. Exclude
6347 non-invariant ADDR_EXPRs.
6348 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
6349 * tree-loop-distribution.c (generate_memset_zero): Adjust.
6350 (rdg_flag_uses): Likewise.
6351 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
6353 (tree_optimize_tail_calls_1): Also split the
6354 edge from the entry block if we have degenerate PHI nodes in
6355 the first basic block.
6356 * tree.c (init_ttree): Remove memory-tag related code.
6357 (tree_code_size): Likewise.
6358 (tree_node_structure): Likewise.
6359 (build7_stat): Re-write to be build6_stat.
6360 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
6361 (SSA_VAR_P): Adjust.
6362 (struct tree_memory_tag): Remove.
6363 (struct tree_memory_partition_tag): Likewise.
6364 (union tree_node): Adjust.
6365 (build7): Re-write to be build6.
6366 * tree-pass.h (pass_reset_cc_flags): Remove.
6367 (TODO_update_address_taken): New flag.
6368 (pass_simple_dse): Remove.
6369 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
6370 * params.h (MAX_ALIASED_VOPS): Remove.
6371 (AVG_ALIASED_VOPS): Likewise.
6372 * omp-low.c (expand_omp_taskreg): Update SSA form.
6373 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
6374 aliases the lhs in a copy stmt.
6375 * tree-ssa-dse.c (struct address_walk_data): Remove.
6376 (memory_ssa_name_same): Likewise.
6377 (memory_address_same): Likewise.
6378 (get_kill_of_stmt_lhs): Likewise.
6379 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
6380 unused stores. Look through PHI nodes into post-dominated regions.
6381 (dse_optimize_stmt): Simplify. Properly remove stores.
6382 (tree_ssa_dse): Compute dominators.
6383 (execute_simple_dse): Remove.
6384 (pass_simple_dse): Likewise.
6385 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
6386 gimple_loaded_syms and gimple_stored_syms computation.
6387 * toplev.c (dump_memory_report): Dump alias and pta stats.
6388 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
6389 (vn_reference_eq): Likewise.
6390 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
6391 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
6392 valueize_vuses): Remove.
6393 (get_def_ref_stmt_vuses): Simplify. Rename to ...
6394 (get_def_ref_stmt_vuse): ... this.
6395 (vn_reference_lookup_2): New function.
6396 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
6397 walking equivalent vuses. Simplify.
6398 (vn_reference_lookup): Likewise.
6399 (vn_reference_insert): Likewise.
6400 (vn_reference_insert_pieces): Likewise.
6401 (visit_reference_op_call): Simplify.
6402 (visit_reference_op_load): Likewise.
6403 (visit_reference_op_store): Likewise.
6404 (init_scc_vn): Remove shared_lookup_vuses initialization.
6405 (free_scc_vn): Remove shared_lookup_vuses freeing.
6406 (sort_vuses, sort_vuses_heap): Remove.
6407 (get_ref_from_reference_ops): Export.
6408 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
6409 vector with single vuse pointer.
6410 (vn_reference_lookup_pieces, vn_reference_lookup,
6411 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
6412 (shared_vuses_from_stmt): Remove.
6413 (get_ref_from_reference_ops): Declare.
6414 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
6415 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
6416 memory-tag related code.
6417 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
6418 (likely_value): Add comment, skip static-chain of call statements.
6419 (surely_varying_stmt_p): Adjust.
6420 (gimplify_and_update_call_from_tree): Likewise.
6421 (execute_fold_all_builtins): Do not rebuild alias info.
6422 (gimplify_and_update_call_from_tree): Properly update VOPs.
6423 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
6424 (copy_ref_info): Remove memory-tag related code.
6425 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
6426 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
6427 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
6429 * tree-ssa-dom.c (gimple_p): Remove typedef.
6430 (eliminate_redundant_computations): Adjust.
6431 (record_equivalences_from_stmt): Likewise.
6432 (avail_expr_hash): Likewise.
6433 (avail_expr_eq): Likewise.
6434 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
6435 (stmt_makes_single_load): Likewise.
6436 (stmt_makes_single_store): Likewise.
6437 * tree-ssa-alias.c: Rewrite completely.
6438 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
6439 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
6440 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
6441 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
6442 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
6443 Remove public functions.
6444 (pass_reset_cc_flags): Remove.
6445 (pass_build_alias): Move ...
6446 * tree-ssa-structalias.c (pass_build_alias): ... here.
6447 * tree-ssa-alias.c (may_be_aliased): Move ...
6448 * tree-flow-inline.h (may_be_aliased): ... here.
6449 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
6450 count_uses_and_derefs): Move ...
6451 * gimple.c: ... here.
6452 * gimple.h (count_uses_and_derefs): Declare.
6453 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
6454 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
6455 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
6456 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
6457 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
6458 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
6459 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
6461 * tree-dfa.c (refs_may_alias_p): Move ...
6462 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
6463 * tree-ssa-alias.h: New file.
6464 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
6465 (statement_sink_location): Likewise.
6466 * opts.c (decode_options): Do not adjust max-aliased-vops or
6467 avg-aliased-vops values.
6468 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
6469 (TV_CALL_CLOBBER): Likewise.
6470 (TV_FLOW_SENSITIVE): Likewise.
6471 (TV_FLOW_INSENSITIVE): Likewise.
6472 (TV_MEMORY_PARTITIONING): Likewise.
6473 (TV_ALIAS_STMT_WALK): New timevar.
6474 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
6475 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
6476 (get_address_description): Remove memory-tag related code.
6477 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
6478 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
6479 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
6480 and immediate uses in statements. Document.
6481 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
6482 (dump_symbols): Remove.
6483 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
6484 * alias.c (get_deref_alias_set): New function split out from ...
6485 (get_alias_set): ... here.
6486 * alias.h (get_deref_alias_set): Declare.
6487 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
6488 type parameter. Remove restrict pointer handling. Create a
6489 ref-all pointer in case type-based alias sets do not conflict.
6490 (vect_analyze_data_refs): Remove SMT related code.
6491 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
6492 (vectorizable_load): Likewise.
6493 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
6494 (DR_SYMBOL_TAG, DR_VOPS): Remove.
6495 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
6496 Ignore vops and SMTs.
6497 (dr_analyze_alias): Likewise..
6498 (free_data_ref): Likewise.
6499 (create_data_ref): Likewise.
6500 (analyze_all_data_dependences): Likewise.
6501 (get_references_in_stmt): Adjust.
6502 * tree-flow-inline.h (gimple_aliases_computed_p,
6503 gimple_addressable_vars, gimple_call_clobbered_vars,
6504 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
6505 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
6506 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
6507 gimple_mem_ref_stats): Remove.
6508 (gimple_vop): New function.
6509 (op_iter_next_use): Remove vuses and mayuses cases.
6510 (op_iter_next_def): Remove vdefs case.
6511 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
6512 (clear_and_done_ssa_iter): Do not set removed fields.
6513 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
6514 Assert we are not iterating over vuses or vdefs if not also
6515 iterating over uses or defs.
6516 (op_iter_init_use): Likewise.
6517 (op_iter_init_def): Likewise.
6518 (op_iter_next_vdef): Remove.
6519 (op_iter_next_mustdef): Likewise.
6520 (op_iter_init_vdef): Likewise.
6521 (compare_ssa_operands_equal): Likewise.
6522 (link_use_stmts_after): Handle vuse operand.
6523 (is_call_used): Use is_call_clobbered.
6524 (is_call_clobbered): Global variables are always call clobbered,
6525 query the call-clobbers bitmap.
6526 (mark_call_clobbered): Ignore global variables.
6527 (clear_call_clobbered): Likewise.
6528 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
6529 virtual operands sanity check.
6530 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
6532 (TARGET_MEM_REF): Remove TMR_TAG operand.
6533 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
6534 Remove call-clobber related code.
6535 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
6536 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
6537 partitions or escape reason.
6538 (get_single_def_stmt, get_single_def_stmt_from_phi,
6539 get_single_def_stmt_with_phi): Remove.
6540 (dump_referenced_vars): Tidy.
6541 (get_ref_base_and_extent): Allow bare decls.
6542 (collect_dfa_stats): Adjust.
6543 * graphite.c (rename_variables_in_stmt): Adjust.
6544 (graphite_copy_stmts_from_block): Likewise.
6545 (translate_clast): Likewise.
6546 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
6548 (translate_vuse_through_block): Use the oracle.
6549 (phi_translate_1): Adjust.
6550 (value_dies_in_block_x): Use the oracle. Cache the outcome
6552 (valid_in_sets): Check if the VUSE for
6553 a REFERENCE is available.
6554 (eliminate): Do not remove stmts during elimination,
6555 instead queue and remove them afterwards.
6556 (do_pre): Do not rebuild alias info.
6557 (pass_pre): Run TODO_rebuild_alias before PRE.
6558 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
6559 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
6560 (mark_all_v_defs_stmt): Remove.
6561 (mark_all_v_defs_seq): Adjust.
6562 (sra_replace): Likewise.
6563 (scalarize_use): Likewise.
6564 (scalarize_copy): Likewise.
6565 (scalarize_init): Likewise.
6566 (scalarize_ldst): Likewise.
6567 (todoflags): Remove.
6568 (tree_sra): Do not rebuild alias info.
6569 (tree_sra_early): Adjust.
6570 (pass_sra): Run TODO_update_address_taken before SRA.
6571 * tree-predcom.c (set_alias_info): Remove.
6572 (prepare_initializers_chain): Do not call it.
6573 (mark_virtual_ops_for_renaming): Adjust.
6574 (mark_virtual_ops_for_renaming_list): Remove.
6575 (initialize_root_vars): Adjust.
6576 (initialize_root_vars_lm): Likewise.
6577 (prepare_initializers_chain): Likewise.
6578 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
6579 (may_propagate_copy_into_stmt): Likewise.
6580 (merge_alias_info): Do nothing for now.
6581 (propagate_tree_value_into_stmt): Adjust.
6582 (stmt_may_generate_copy): Likewise.
6583 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
6584 not mark symbols for renaming.
6585 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
6586 with the same statement, make sure to update the new pointed-to one.
6587 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
6588 call statements, do not mark symbols for renaming.
6589 (mark_operand_necessary): Dump something.
6590 (ref_may_be_aliased): New function.
6591 (mark_aliased_reaching_defs_necessary_1): New helper function.
6592 (mark_aliased_reaching_defs_necessary): Likewise.
6593 (mark_all_reaching_defs_necessary_1): Likewise.
6594 (mark_all_reaching_defs_necessary): Likewise.
6595 (propagate_necessity): Do not process virtual PHIs. For
6596 non-aliased loads mark all reaching definitions as necessary.
6597 For aliased loads and stores mark the immediate dominating
6598 aliased clobbers as necessary.
6599 (visited): New global static.
6600 (perform_tree_ssa_dce): Free visited bitmap after propagating
6602 (remove_dead_phis): Perform simple dead virtual PHI removal.
6603 (remove_dead_stmt): Properly unlink virtual operands when
6605 (eliminate_unnecessary_stmts): Schedule PHI removal after
6607 * tree-ssa-ter.c (is_replaceable_p): Adjust.
6608 (process_replaceable): Likewise.
6609 (find_replaceable_in_bb): Likewise.
6610 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
6611 based on the single gimple vop.
6612 (verify_flow_insensitive_alias_info): Remove.
6613 (verify_flow_sensitive_alias_info): Likewise.
6614 (verify_call_clobbering): Likewise.
6615 (verify_memory_partitions): Likewise.
6616 (verify_alias_info): Likewise.
6617 (verify_ssa): Adjust..
6618 (execute_update_addresses_taken): Export. Update SSA
6619 manually. Optimize only when optimizing. Use a local bitmap.
6620 (pass_update_address_taken): Remove TODO_update_ssa, add
6622 (pass_update_address_taken): Just use TODO_update_address_taken.
6623 (init_tree_ssa): Do not initialize addressable_vars.
6624 (verify_ssa): Verify new VUSE / VDEF properties.
6625 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
6626 Do not call verify_alias_info.
6627 (delete_tree_ssa): Clear the VUSE, VDEF operands.
6628 Do not free the loaded and stored syms bitmaps. Reset the escaped
6629 and callused solutions. Do not free addressable_vars.
6630 Remove memory-tag related code.
6631 (warn_uninitialized_var): Aliases are always available.
6632 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
6633 * lambda-code.c (can_put_in_inner_loop): Adjust.
6634 (can_put_after_inner_loop): Likewise.
6635 (perfect_nestify): Likewise.
6636 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
6637 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
6638 (vectorizable_conversion): Do not mark symbols for renaming.
6639 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
6640 (expand_call_inline): Unlink the calls virtual operands before
6642 (tree_function_versioning): Do not call update_ssa if we are not
6643 updating clones. Simplify.
6644 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
6645 (propagate_with_phi): Likewise..
6646 * tree-outof-ssa.c (create_temp): Remove memory tag and call
6647 clobber code. Assert we are not aliased or global.
6648 * tree-flow.h: Include tree-ssa-alias.h
6649 (enum escape_type): Remove.
6650 (struct mem_sym_stats_d): Likewise.
6651 (struct mem_ref_stats_d): Likewise.
6652 (struct gimple_df): Add vop member. Remove global_var,
6653 call_clobbered_vars, call_used_vars, addressable_vars,
6654 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
6655 escaped and callused members.
6656 (struct ptr_info_def): Remove all members, add points-to solution
6658 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
6659 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
6660 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
6661 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
6662 (tree-ssa-alias.o): Likewise.
6663 (toplev.o): Add tree-ssa-alias.h
6664 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
6665 * gimple.c (gimple_set_bb): Fix off-by-one error.
6666 (is_gimple_reg): Do not handle memory tags.
6667 (gimple_copy): Also copy virtual operands.
6668 Delay updating the statement. Do not reset loaded and stored syms.
6669 (gimple_set_stored_syms): Remove.
6670 (gimple_set_loaded_syms): Likewise.
6671 (gimple_call_copy_skip_args): Copy the virtual operands
6672 and mark the new statement modified.
6673 * tree-ssa-structalias.c (may_alias_p): Remove.
6674 (set_uids_in_ptset): Take the alias set to prune with as
6675 parameter. Fold in the alias test of may_alias_p.
6676 (compute_points_to_sets): Compute whether a ptr is dereferenced
6678 (process_constraint): Deal with &ANYTHING on the lhs, reject all
6679 other ADDRESSOF constraints on the lhs.
6680 (get_constraint_for_component_ref): Assert that we don't get
6681 ADDRESSOF constraints from the base of the reference.
6682 Properly generate UNKNOWN_OFFSET for DEREF if needed.
6683 (struct variable_info): Remove collapsed_to member.
6684 (get_varinfo_fc): Remove.
6685 (new_var_info): Do not set collapsed_to.
6686 (dump_constraint): Do not follow cycles.
6687 (dump_constraint_graph): Likewise.
6688 (build_pred_graph): Likewise.
6689 (build_succ_graph): Likewise.
6690 (rewrite_constraints): Likewise.
6691 (do_simple_structure_copy): Remove.
6692 (do_rhs_deref_structure_copy): Remove.
6693 (do_lhs_deref_structure_copy): Remove.
6694 (collapse_rest_of_var): Remove.
6695 (do_structure_copy): Re-implement.
6696 (pta_stats): New global variable.
6697 (dump_pta_stats): New function.
6698 (struct constraint_expr): Make offset signed.
6699 (UNKNOWN_OFFSET): Define special value.
6700 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
6701 (solution_set_expand): New helper function split out from ...
6702 (do_sd_constraint): ... here.
6703 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
6704 (do_ds_constraint): Likewise.
6705 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
6706 and CALLUSED = *CALLUSED.
6707 (set_union_with_increment): Make inc argument signed.
6708 (type_safe): Remove.
6709 (get_constraint_for_ptr_offset): Handle unknown and negative
6711 (first_vi_for_offset): Handle offsets before start. Bail
6712 out early for offsets beyond the variable extent.
6713 (first_or_preceding_vi_for_offset): New function.
6714 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
6715 Together with ESCAPED = *ESCAPED this properly computes reachability.
6716 (find_what_var_points_to): New function.
6717 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
6718 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
6719 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
6720 pt_solutions_intersect): New functions.
6721 (compute_call_used_vars): Remove.
6722 (compute_may_aliases): New main entry into PTA computation.
6723 * gimple.h (gimple_p): New typedef.
6724 (struct gimple_statement_base): Remove references_memory_p.
6725 (struct gimple_statement_with_memory_ops_base): Remove
6726 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
6728 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
6729 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
6730 gimple_set_references_memory): Remove.
6731 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
6732 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
6734 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
6735 (verify_expr): Allow RESULT_DECL.
6736 (gimple_duplicate_bb): Do not copy virtual operands.
6737 (gimple_duplicate_sese_region): Adjust.
6738 (gimple_duplicate_sese_tail): Likewise.
6739 (mark_virtual_ops_in_region): Remove.
6740 (move_sese_region_to_fn): Do not call it.
6741 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
6742 and pass_simple_dse.
6743 (execute_function_todo): Handle TODO_update_address_taken,
6744 call execute_update_addresses_taken for TODO_rebuild_alias.
6745 (execute_todo): Adjust.
6746 (execute_one_pass): Init dump files early.
6747 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
6749 (create_general_new_stmt): Clear vops.
6750 * tree-ssa-reassoc.c (get_rank): Adjust.
6751 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
6752 symbols for renaming.
6753 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
6754 (PARAM_AVG_ALIASED_VOPS): Likewise.
6755 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
6756 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
6757 * tree-ssa-operands.c: Simplify for new virtual operand representation.
6758 (operand_build_cmp, copy_virtual_operands,
6759 create_ssa_artificial_load_stmt, add_to_addressable_set,
6760 gimple_add_to_addresses_taken): Remove public functions.
6761 (unlink_stmt_vdef): New function.
6763 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6765 * config.gcc (powerpc-*-linux*): Merge variants.
6767 2009-04-02 Chao-ying Fu <fu@mips.com>
6768 James Grosbach <james.grosbach@microchip.com>
6770 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
6771 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
6773 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
6774 keep_interrupts_masked_p, use_debug_exception_return_p.
6775 (mips_attribute_table): Add interrupt, use_shadow_register_set,
6776 keep_interrupts_masked, use_debug_exception_return.
6777 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
6778 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
6780 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
6781 (mips_print_operand): Process COP0 registers to print $0 .. $31
6782 correctly for GAS to process.
6783 (mips_interrupt_extra_call_saved_reg_p): New function.
6784 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
6786 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
6787 (mips_compute_frame_info): Add supports for interrupt context that
6788 includes doubleword accumulators and COP0 registers.
6789 (mips_for_each_saved_acc): New function.
6790 (mips_for_each_saved_gpr_and_fpr): Change the function name from
6791 mips_for_each_saved_reg.
6792 (mips_save_reg): Save accumulators.
6793 (mips_kernel_reg_p): A new for_each_rtx callback.
6794 (mips_expand_prologue): Support interrupt handlers.
6795 (mips_restore_reg): Restore accumulators.
6796 (mips_expand_epilogue): Support interrupt handlers.
6797 (mips_can_use_return_insn): Return false for interrupt handlers.
6798 (mips_epilogue_uses): New function.
6799 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
6800 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
6801 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
6802 cop0_move): New instructions.
6803 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
6804 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
6806 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
6808 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
6809 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
6810 interrupt handlers, we use K0 as the temporary register.
6811 (EPILOGUE_USES): Change to a function call.
6812 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
6813 handlers, we use K0 as the temporary register.
6815 * doc/extend.texi (Function Attributes): Document interrupt,
6816 use_shadow_register_set, keep_interrupts_masked,
6817 use_debug_exception_return for MIPS attributes.
6819 2009-04-03 Alan Modra <amodra@bigpond.net.au>
6821 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
6822 Remove a number of t-files from tmake_file.
6823 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
6824 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
6825 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
6826 target_prototype, not TARGET_PROTOTYPE.
6827 (LINK_OS_GNU_SPEC): Define.
6828 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
6829 and darwin-ldoubdle.c.
6831 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
6834 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
6835 (cpp_options): Ditto.
6836 (default_compilers): Ditto.
6837 (display_help): Ditto.
6838 (process_command): Ditto.
6840 (set_input): Use lbasename instead of duplicate code.
6841 (save_temps_prefix): New static for -save-temps=obj.
6842 (save_temps_length): Ditto.
6844 * doc/invoke.texi (-save-temps=obj): Document new variant to
6847 2009-04-02 Jeff Law <law@redhat.com>
6849 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
6852 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6854 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
6855 * configure: Regenerated.
6857 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6859 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
6860 share the argument list.
6862 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6866 2009-02-12 Diego Novillo <dnovillo@google.com>
6868 * varpool.c (debug_varpool): New.
6869 * cgraph.h (debug_varpool): Declare.
6871 2009-04-02 Jan Hubicka <jh@suse.cz>
6873 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
6876 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
6878 * config/i386/i386.c (ix86_abi): Move initialization to ...
6879 (override_options): Here.
6881 2009-04-02 Christian Bruel <christian.bruel@st.com>
6883 * config/sh/sh.c (sh_dwarf_register_span): New function.
6884 (TARGET_DWARF_REGISTER_SPAN): Define.
6885 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
6887 2009-04-02 Ira Rosen <irar@il.ibm.com>
6889 PR tree-optimization/39595
6890 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
6891 interleaved loads group is not greater than the SLP group size.
6893 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
6895 * builtins.c (is_builtin_name): New.
6896 (called_as_built_in): Use is_builtin_name.
6897 * tree.h (is_builtin_name): New.
6898 * varasm.c (incorporeal_function_p): Use is_builtin_name
6900 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
6902 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
6904 2009-04-02 Dodji Seketeli <dodji@redhat.com>
6907 * c-decl.c (clone_underlying_type): Move this ...
6908 * c-common.c (set_underlying_type): ... here.
6909 Also, make sure the function properly sets TYPE_STUB_DECL() on
6910 the newly created typedef variant type.
6911 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
6912 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
6915 2009-04-02 Richard Guenther <rguenther@suse.de>
6917 PR tree-optimization/37221
6918 * tree-flow.h (degenerate_phi_result): Declare.
6919 * tree-ssa-dom.c (degenerate_phi_result): Export.
6920 * tree-scalar-evolution.c (analyze_initial_condition): If
6921 the initial condition is defined by a degenerate PHI node
6922 use the degenerate value.
6924 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
6926 PR rtl-optimization/39588
6927 * combine.c (merge_outer_ops): Do not set the constant when this
6929 (simplify_shift_const_1): Do not modify it either in this case.
6931 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
6933 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
6934 tuning is deprecated if -mtune value is set to an Itanium1 variant.
6936 2009-04-01 Janis Johnson <janis187@us.ibm.com>
6939 * c-lex.c (interpret_float): Default (no suffix) is double.
6941 2009-04-1 Xinliang David Li <davidxl@google.com>
6943 * config/i386/i386.c (legitimate_constant_p): Recognize
6944 all one vector constant.
6946 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6948 * config/vax/vax.c: Add #includes to silence warnings.
6949 Change #include order to silence two warnings.
6951 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6953 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
6954 (ASM_SPEC): Pass -k to the assembler for PIC code.
6956 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6958 * config.gcc: Add vax-*-linux* to the switch.
6959 * config/vax/linux.h: New file. (TARGET_VERSION,
6960 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
6962 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6964 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
6965 Use predicate macros instead of GET_CODE() == foo.
6966 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
6967 ashlsi3, rotrsi3, <unnamed>): Likewise.
6969 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6971 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
6972 jbbccihi, jbbccisi): Remova trailing whitespace.
6973 * config/vax/constraints.md: Likewise.
6974 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
6975 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
6976 * config/vax/predicates.md: Likewise.
6977 * config/vax/vax.c (print_operand_address, vax_output_int_move,
6978 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
6979 * config/vax/vax.h: Likewise.
6980 * config/vax/vax.md (nonlocal_goto): Likewise.
6982 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6984 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
6985 (indirectable_address_p, adjacent_operands_p): Add spaces around
6987 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
6989 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6991 * config/vax/vax.c (legitimate_constant_address_p,
6992 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
6993 index_term_p, reg_plus_index_p, legitimate_address_p,
6994 vax_mode_dependent_address_p): Update comments to match functions
6995 modified by the recent int->bool conversion.
6997 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
6999 * config/vax/builtins.md: Update copyright message.
7000 * config/vax/constraints.md: Likewise.
7001 * config/vax/netbsd-elf.h: Likewise.
7002 * config/vax/predicates.md: Likewise.
7003 * config/vax/vax-protos.h: Likewise.
7004 * config/vax/vax.c: Likewise.
7005 * config/vax/vax.h: Likewise.
7006 * config/vax/vax.md: Likewise.
7007 * config/vax/vax.opt: Likewise.
7009 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
7011 * config/vax/builtins.md (ffssi2, ffssi2_internal,
7012 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
7013 * config/vax/constraints.md (B, R): Likewise.
7014 * config/vax/predicates.md (external_memory_operand,
7015 nonimmediate_addsub_di_operand): Likewise.
7016 * config/vax/vax.c (vax_output_int_add): Likewise.
7017 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
7018 untyped_call): Likewise.
7020 2009-04-01 Matt Thomas <matt@3am-software.com>
7022 * config/vax/predicates.md: New file.
7023 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
7024 external_const_operand, nonsymbolic_operand, external_memory_operand,
7025 indirect_memory_operand, indexed_memory_operand,
7026 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
7027 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
7029 * config/vax/constraints.md: New file.
7030 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
7032 * config/vax/builtins.md: New file.
7033 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
7034 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
7036 * config/vax/vax.opt (mqmath): Add option.
7037 * config/vax/vax.md (isfx): Extend with DI.
7038 (VAXintQH, VAXintQHSD): Define.
7039 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
7040 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
7041 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
7042 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
7043 (movdi): Update constraints and use vax_output_int_move().
7044 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
7045 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
7046 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
7047 nonlocal_goto): New.
7048 (mov<mode>): Extend accepted operand types.
7049 (subdi3_old): Rename from subdi3, change update constraints and use
7050 a new implementation.
7051 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
7052 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
7053 MOVE_RATIO, CLEAR_RATIO): Define.
7054 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
7055 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
7056 (PRINT_OPERAND): Redefine using a function instead of inlined code.
7057 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
7058 (split_quadword_operands): Make static and really allow variable
7060 (print_operand_address): Update for PIC generation.
7061 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
7062 indexable_address_p, fixup_mathdi_operand,
7063 vax_expand_addsub_di_operands, adjacent_operands_p): New.
7064 (vax_float_literal, legitimate_constant_p,
7065 indirectable_constant_address_p, index_term_p,
7066 reg_plus_index_p): Return bool instead of int.
7067 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
7069 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
7071 (vax_output_conditional_branch): Indent.
7072 (legitimate_constant_address_p, indirectable_constant_address_p,
7073 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
7074 vax_mode_dependent_address_p): Return bool instead of int, update for
7076 * config/vax/vax-protos.h (legitimate_constant_address_p,
7077 legitimate_constant_p, legitimate_address_p,
7078 vax_mode_dependent_address_p): Change declaration to bool.
7079 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
7080 vax_expand_addsub_di_operands, vax_output_int_subtract,
7081 vax_output_movmemsi): Declare.
7082 (split_quadword_operands, vax_float_literal): Delete declaration.
7083 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
7084 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
7085 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
7086 ASM_OUTPUT_DWARF_PCREL): Define.
7087 (ASM_SPEC): Change definition to allow PIC generation.
7089 2009-04-01 Steve Ellcey <sje@cup.hp.com>
7091 * doc/sourcebuild.texi: Update front-end requirements.
7093 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7096 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
7097 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
7098 (booldi3_internal3): Use boolean_or_operator instead of
7101 2009-04-01 Joseph Myers <joseph@codesourcery.com>
7104 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
7105 declarator whose size is not an integer constant expression but
7106 folds to an integer constant, then treat it as a constant
7109 2009-04-01 Richard Guenther <rguenther@suse.de>
7111 * fold-const.c (fold_plusminus_mult_expr): Do not fold
7112 i * 4 + 2 to (i * 2 + 1) * 2.
7114 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7117 * c-parser.c (c_parser_asm_statement): Skip until close paren and
7118 return if c_parser_asm_string_literal returned NULL.
7120 2009-04-01 Nick Clifton <nickc@redhat.com>
7122 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
7124 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
7125 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
7126 other typedefs to avoid conflicts with libgcc2.c. Define labels
7127 to gain 16-bit bit-manipulation functions from libgcc2.c and then
7129 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
7130 to gain 16-bit trapping arithmetic functions from libgcc2.c and
7133 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
7135 * varasm.c (default_function_rodata_section): Declare DOT as
7138 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
7139 Andrey Galkin <agalkin@hypercom.com>
7142 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
7143 Make object_name unique for each process.
7145 2009-04-01 Jakub Jelinek <jakub@redhat.com>
7148 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
7149 addressable variables in the parallel that could go out of scope while
7150 running queued tasks.
7152 2009-04-01 Anatoly Sokolov <aesok@post.ru>
7154 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
7155 (CASE_VALUES_THRESHOLD): Redefine.
7156 * config/avr/avr.c (avr_override_options): Remove initialization of
7157 avr_case_values_threshold variable.
7158 (avr_case_values_threshold): Remove variable. Add new function.
7159 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
7160 * config/avr/avr.opt (mno-tablejump): Remove option.
7161 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
7163 2009-04-01 DJ Delorie <dj@redhat.com>
7165 * varasm.c (default_function_rodata_section): Don't assume
7166 anything about where the first '.' in the section name is.
7168 2009-04-01 Alan Modra <amodra@bigpond.net.au>
7170 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
7171 rs6000_emit_stack_tie.
7173 2009-03-31 Ian Lance Taylor <iant@google.com>
7175 * tree-eh.c (tree_remove_unreachable_handlers): Compare
7176 gimple_code with GIMPLE_RESX, not RESX.
7178 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7180 * c-common.c (c_get_ident): New.
7181 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
7183 2009-04-01 Ben Elliston <bje@au.ibm.com>
7185 * config/rs6000/sysv4.opt (msdata): Improve option description.
7187 2009-03-31 Steve Ellcey <sje@cup.hp.com>
7189 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
7190 (divdf3_internal_lat): Remove.
7191 (divxf3_internal_lat): Remove.
7192 (divxf3_internal_thr): Remove.
7193 (divxf): Use divxf3_internal.
7194 * config/ia64/div.md (divsf3_internal_lat): New.
7195 (divdf3_internal_lat): New.
7196 (divxf3_internal): New.
7198 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7201 * Makefile.in (USE_GCC_STDINT): Define.
7202 (stmp-int-hdrs): Install stdint.h if applicable.
7203 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
7205 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
7206 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
7207 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7208 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7209 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7210 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7211 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7212 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7213 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7214 (c_common_nodes_and_builtins): Initialize
7215 underlying_wchar_type_node. Do not initialize
7216 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
7217 nodes for new types.
7218 (c_stddef_cpp_builtins): Define macros for new types.
7219 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
7221 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
7222 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
7223 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
7224 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
7225 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
7226 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
7227 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
7228 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
7229 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
7230 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
7231 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
7232 int16_type_node, int32_type_node, int64_type_node,
7233 uint8_type_node, uint16_type_node, c_uint32_type_node,
7234 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
7235 int_least32_type_node, int_least64_type_node,
7236 uint_least8_type_node, uint_least16_type_node,
7237 uint_least32_type_node, uint_least64_type_node,
7238 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
7239 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
7240 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
7241 uintptr_type_node): Define.
7242 * c-cppbuiltin.c (builtin_define_constants,
7243 builtin_define_type_minmax): New.
7244 (builtin_define_stdint_macros): Define more macros.
7245 (c_cpp_builtins): Define more limit macros.
7247 (builtin_define_type_max): Define in terms of
7248 builtin_define_type_minmax. Remove is_long parameter. All
7250 * config.gcc (use_gcc_stdint): Define.
7251 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
7252 Add newlib-stdint.h for generic targets.
7253 * config/glibc-stdint.h, config/newlib-stdint.h,
7254 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
7255 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
7256 * config/score/score.h (UINTPTR_TYPE): Define.
7257 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
7258 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
7259 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7260 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7261 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7262 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7263 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7264 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
7265 * config/spu/spu.h (STDINT_LONG32): Define.
7266 * configure.ac (use_gcc_stdint): Substitute.
7267 * configure: Regenerate.
7268 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
7269 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
7270 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
7271 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
7272 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
7273 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
7274 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
7275 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
7276 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
7277 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
7278 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
7279 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
7280 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
7281 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
7282 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
7283 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
7284 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
7285 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
7286 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
7287 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
7288 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
7289 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
7290 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
7291 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
7292 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
7293 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
7294 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
7295 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
7296 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
7298 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
7300 * loop-iv.c (suitable_set_for_replacement): Renamed from
7301 simplify_using_assignment; changed to return bool and to accept new
7302 args DEST and SRC. Return true iff we find a source/destination pair
7303 that can be used to make a replacement, and fill SRC and DEST if so.
7304 Remove arg ALTERED. Don't deal with altered regs here. All callers
7306 (simplify_using_initial_values): Deal with altered regs here and track
7307 more precisely the effect they have on the validity of our expression.
7309 * loop-iv.c (simplify_using_condition): A condition of the form
7310 (EQ REG CONST) can be used to simply make a substitution.
7311 (simplify_using_initial_values): Keep track of conditions we have seen
7312 and keep using them to simplify new expressions, while applying the
7313 same substitutions to them as to the expression.
7315 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7316 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
7319 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
7320 changed. Use this when trying to improve the upper bound.
7321 Generate the comparison by using simplify_gen_relational.
7323 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
7325 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
7327 (simplify_using_assignment, simplify_using_initial_values): Call
7328 replace_in_expr to make replacements. Call replace_single_def_regs
7329 once on the initial version of the expression.
7331 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7334 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
7336 2009-03-31 Richard Guenther <rguenther@suse.de>
7339 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
7340 equality comparisons. Fold C - X CMP X if C % 2 == 1.
7342 2009-03-31 Richard Guenther <rguenther@suse.de>
7344 * tree.h (div_if_zero_remainder): Declare.
7345 * fold-const.c (div_if_zero_remainder): Export.
7346 * tree-ssa-forwprop.c
7347 (forward_propagate_addr_into_variable_array_index): Handle
7348 constant array index addition outside of the variable index.
7350 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7353 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
7354 define_splits, floatunssi<mode>2): Require x87 conversions from
7355 DImode to be permitted.
7357 2009-03-31 Joseph Myers <joseph@codesourcery.com>
7359 PR preprocessor/15638
7360 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
7362 2009-03-31 Richard Guenther <rguenther@suse.de>
7366 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
7367 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
7368 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
7369 a separate statement.
7370 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
7371 (lookup_tmp_var): Likewise.
7372 (is_gimple_formal_tmp_or_call_rhs): Remove.
7373 (is_gimple_reg_or_call_rhs): Rename to ...
7374 (is_gimple_reg_rhs_or_call): ... this.
7375 (is_gimple_mem_or_call_rhs): Rename to ...
7376 (is_gimple_mem_rhs_or_call): ... this.
7377 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
7378 DECL_GIMPLE_REG_P only if is_formal is true.
7379 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
7380 for non-proper post-modify expression gimplification.
7381 (gimplify_self_mod_expr): For post-modify expressions gimplify
7382 the lvalue to a minimal lvalue.
7383 (rhs_predicate_for): Remove formal temp case.
7384 (gimplify_modify_expr_rhs): Likewise.
7385 (gimplify_addr_expr): Use is_gimple_reg.
7386 (gimplify_expr): Remove formal temp cases.
7387 (gimple_regimplify_operands): Likewise.
7388 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
7389 and FILTER_EXPR like constants.
7390 * gimple.c (walk_gimple_op): Fix val_only initialization, use
7392 (is_gimple_formal_tmp_rhs): Remove.
7393 (is_gimple_reg_rhs): Remove special casing.
7394 (is_gimple_mem_rhs): Fix.
7395 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
7396 (is_gimple_formal_tmp_var): Remove.
7397 (is_gimple_formal_tmp_reg): Likewise.
7398 (is_gimple_min_lval): Allow invariant component ref parts.
7399 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
7400 is_gimple_formal_tmp_reg): Remove declarations.
7401 * tree-cfg.c (verify_expr): Verify that variables with address
7402 taken do not have DECL_GIMPLE_REG_P set.
7403 * tree-mudflap.c (mf_build_check_statement_for): Use
7404 force_gimple_operand instead of gimplify_expr.
7406 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
7408 * modulo-sched.c (sms_schedule_by_order): Pass the actual
7409 schedulable rows to compute_split_row.
7411 2009-03-31 Ben Elliston <bje@au.ibm.com>
7414 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
7417 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7419 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
7420 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
7421 * configure: Regenerate.
7422 * config.in: Regenerate.
7423 * config/rs6000/rs6000.opt (mtls-markers): Add.
7424 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
7425 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
7426 (tls_ld_aix, tls_ld_sysv): Likewise.
7427 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
7428 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
7430 2009-03-31 Alan Modra <amodra@bigpond.net.au>
7432 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
7434 2009-03-30 Jan Hubicka <jh@suse.cz>
7436 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
7438 (tree_remove_unreachable_handlers): Cleanup EH predecestor
7439 detection and label handling.
7441 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7443 * ira-int.h (ira_allocno): Rename left_conflicts_num to
7444 left_conflicts_size.
7445 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
7446 ALLOCNO_LEFT_CONFLICTS_SIZE.
7448 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
7449 remove_allocno_from_bucket_and_push,
7450 allocno_spill_priority_compare, push_allocnos_to_stack,
7451 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7452 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
7453 (setup_allocno_left_conflicts_num): Ditto. Rename to
7454 setup_allocno_left_conflicts_size.
7455 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
7456 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
7457 setup_allocno_left_conflicts_size instead of
7458 setup_allocno_left_conflicts_num.
7460 * ira-build.c (ira_create_allocno): Use
7461 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
7462 ALLOCNO_LEFT_CONFLICTS_NUM.
7464 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
7466 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
7467 instead of DF_LR_OUT.
7469 * ira-lives.c (process_bb_node_lives): Ditto.
7471 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
7472 instead of DF_LR_{OUT,IN}.
7474 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
7476 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
7478 2009-03-30 Jan Hubicka <jh@suse.cz>
7480 * except.c (label_to_region_map): Fix thinko.
7482 2009-03-30 Steve Ellcey <sje@cup.hp.com>
7485 * tree.h (tree_find_value): New declaration.
7486 * tree.c (tree_find_value): New function.
7487 * varasm.c (assemble_external): Avoid duplicate entries on lists.
7489 2009-03-30 Jakub Jelinek <jakub@redhat.com>
7492 * c-decl.c (struct c_binding): Add locus field.
7493 (bind): Add locus argument, set locus field from it.
7494 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
7495 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
7496 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
7497 implicitly_declare, undeclared_variable, lookup_label,
7498 declare_label, c_make_fname_decl, c_builtin_function,
7499 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
7502 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
7505 * config/i386/i386.c (classify_argument): Check total size of
7508 2009-03-30 Martin Jambor <mjambor@suse.cz>
7510 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
7511 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
7512 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
7515 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
7516 seen_variable_array_ref while also traversing a union.
7518 * tree-inline.c (optimize_inline_calls): Do not call
7519 cgraph_node_remove_callees.
7520 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
7521 (pass_remove_cgraph_callee_edges): New variable.
7522 * passes.c (init_optimization_passes): Add
7523 pass_remove_cgraph_callee_edges after early inlining and before all
7524 late intraprocedural passes.
7526 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
7528 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7530 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
7533 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7535 * combine.c (simplify_comparison): Use have_insn_for.
7536 * dojump.c (do_jump): Likewise.
7538 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7540 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
7541 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
7542 sparc_compare_op0 like sparc_compare_emitted used to be handled.
7543 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
7544 instead of sparc_compare_emitted.
7545 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
7546 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
7547 instead of sparc_compare_emitted.
7549 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7551 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
7552 enter/exit cfglayout mode.
7553 (pass_partition_block): Require it.
7554 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
7555 (combine_instructions): Track basic blocks instead of labels.
7556 (update_cfg_for_uncondjump): New.
7557 (try_combine): Use it. Update jumps after rescanning.
7558 (pass_combine): Require PROP_cfglayout.
7559 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
7561 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7563 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
7564 Provide/destroy PROP_cfglayout respectively.
7565 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
7566 * tree-pass.h (PROP_cfglayout): New.
7568 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
7570 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
7571 fold_convert_const_fixed_from_fixed,
7572 fold_convert_const_fixed_from_int,
7573 fold_convert_const_fixed_from_real, fold_negate_const): Do not
7574 set TREE_CONSTANT_OVERFLOW.
7575 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
7576 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
7578 2009-03-30 Ira Rosen <irar@il.ibm.com>
7580 * tree-vect-loop-manip.c: New file.
7581 * tree-vectorizer.c: Update documentation and included files.
7582 (vect_loop_location): Make extern.
7583 (rename_use_op): Move to tree-vect-loop-manip.c
7584 (rename_variables_in_bb, rename_variables_in_loop,
7585 slpeel_update_phis_for_duplicate_loop,
7586 slpeel_update_phi_nodes_for_guard1,
7587 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
7588 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
7589 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
7590 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
7591 find_loop_location): Likewise.
7592 (new_stmt_vec_info): Move to tree-vect-stmts.c.
7593 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
7594 get_vectype_for_scalar_type, vect_is_simple_use,
7595 supportable_widening_operation, supportable_narrowing_operation):
7597 (bb_in_loop_p): Move to tree-vect-loop.c.
7598 (new_loop_vec_info, destroy_loop_vec_info,
7599 reduction_code_for_scalar_code, report_vect_op,
7600 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
7601 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
7602 (vect_supportable_dr_alignment): Likewise.
7603 * tree-vectorizer.h (tree-data-ref.h): Include.
7604 (vect_loop_location): Declare.
7605 Reorganize function declarations according to the new file structure.
7606 * tree-vect-loop.c: New file.
7607 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
7608 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
7609 * tree-vect-data-refs.c: New file.
7610 * tree-vect-patterns.c (timevar.h): Don't include.
7611 * tree-vect-stmts.c: New file.
7612 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
7613 tree-vect-slp.c, tree-vect-loop.c.
7614 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
7615 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
7616 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
7617 (tree-vect-analyze.o): Remove.
7618 (tree-vect-transform.o): Likewise.
7619 (tree-vect-data-refs.o): Add rule.
7620 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
7621 tree-vect-slp.o): Likewise.
7622 (tree-vect-patterns.o): Remove redundant dependencies.
7623 (tree-vectorizer.o): Likewise.
7624 * tree-vect-slp.c: New file.
7626 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7628 * optc-gen.awk: Warn if an option flag has multiple different
7631 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
7633 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
7634 -floop-block): Document dependences on PPL, CLooG and Graphite.
7636 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7638 PR rtl-optimization/323
7639 * c-common.c (c_fully_fold, convert_and_check,
7640 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
7641 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
7642 * c-common.def (EXCESS_PRECISION_EXPR): New.
7643 * c-cppbuiltin.c (builtin_define_float_constants): Define
7644 constants with enough digits for long double.
7645 * c-lex.c (interpret_float): Interpret constant with excess
7646 precision where appropriate.
7647 * c-opts.c (c_common_post_options): Set
7648 flag_excess_precision_cmdline. Give an error for
7649 -fexcess-precision=standard for C++ for processors where the
7650 option is significant.
7651 * c-parser.c (c_parser_conditional_expression): Handle excess
7652 precision in condition.
7653 * c-typeck.c (convert_arguments): Handle arguments with excess
7655 (build_unary_op): Move excess precision outside operation.
7656 (build_conditional_expr): Likewise.
7657 (build_compound_expr): Likewise.
7658 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
7659 (build_modify_expr): Handle excess precision in RHS.
7660 (convert_for_assignment): Handle excess precision in converted
7662 (digest_init, output_init_element, process_init_element): Handle
7663 excess precision in initializer.
7664 (c_finish_return): Handle excess precision in return value.
7665 (build_binary_op): Handle excess precision in operands and add
7666 excess precision as needed for operation.
7667 * common.opt (-fexcess-precision=): New option.
7668 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
7669 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
7670 For standard excess precision, output explicit conversion to and
7671 truncation from XFmode.
7672 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
7673 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
7674 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
7675 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
7676 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
7677 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
7678 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
7679 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
7680 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
7681 define_splits, sqrt<mode>2): Disable where appropriate for
7682 standard excess precision.
7683 * convert.c (convert_to_real): Do not shorten arithmetic to type
7684 for which excess precision would be used.
7685 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
7686 * doc/invoke.texi (-fexcess-precision=): Document option.
7687 (-mfpmath=): Correct index entry.
7688 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
7689 flag_excess_precision): New.
7690 * langhooks.c (lhd_post_options): Set
7691 flag_excess_precision_cmdline.
7692 * opts.c (common_handle_option): Handle -fexcess-precision=.
7693 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
7694 init_excess_precision): New.
7695 (lang_dependent_init_target): Call init_excess_precision.
7696 * tree.c (excess_precision_type): New.
7697 * tree.h (excess_precision_type): Declare.
7699 2009-03-30 Joseph Myers <joseph@codesourcery.com>
7702 * c-typeck.c (build_component_ref): Do not copy qualifiers from
7703 non-lvalue to component.
7705 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7707 PR preprocessor/34695
7708 * Makefile.in (c-opts.o): Depend on c-tree.h.
7709 * c-common.c: Move down include of diagnostic.h.
7710 (done_lexing, c_cpp_error): New.
7711 * c-common.h (done_lexing): Declare.
7712 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
7714 * c-opts.c: Include c-tree.h.
7715 (c_common_init_options): Set preprocessor error callback.
7716 (c_common_handle_option): Do not set preprocessor
7717 inhibit_warnings, warnings_are_errors, warn_system_headers,
7718 pedantic_errors or inhibit_warnings flags.
7719 (c_common_post_options): Do not check cpp_errors (parse_in).
7720 (c_common_finish): Do not output dependencies if there were
7721 errors. Do not check return value of cpp_finish.
7722 * c-ppoutput.c (pp_file_change): Set input_location.
7723 * c-tree.h (c_cpp_error): Declare.
7724 * diagnostic.c (diagnostic_set_info_translated): Also initialize
7726 (diagnostic_build_prefix): Check override_column.
7727 * diagnostic.h (diagnostic_info): Add override_column field.
7728 (diagnostic_override_column): Define.
7730 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
7732 * c-common.c (c_expand_expr, c_staticp): Remove.
7733 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
7734 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
7735 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
7736 * c-gimplify.c (gimplify_compound_literal_expr,
7737 optimize_compound_literals_in_ctor): Remove.
7738 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
7739 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
7740 * c-semantics.c (emit_local_var): Remove.
7742 * langhooks-def.h (lhd_expand_expr): Remove.
7743 * langhooks.c (lhd_expand_expr): Remove.
7744 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
7746 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
7747 handling from c-semantics.c; don't call into langhook.
7748 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
7749 * gimplify.c (gimplify_compound_literal_expr,
7750 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
7751 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
7752 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
7753 as was done in c-gimplify.c.
7754 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
7755 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
7756 Move from c-common.h.
7757 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
7759 * tree.c (staticp): Do not call langhook.
7760 * langhooks.c (lhd_staticp): Delete.
7761 * langhooks-def.h (lhd_staticp): Delete prototype.
7762 (LANG_HOOKS_STATICP): Delete.
7763 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
7765 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
7766 instead of DECL_STMTs.
7768 2009-03-29 Joseph Myers <joseph@codesourcery.com>
7776 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
7778 (fold_call_expr): Return a NOP_EXPR from folding rather than the
7779 contained expression.
7780 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
7781 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
7782 conditional expressions for C.
7783 (decl_constant_value_for_optimization): Move from
7784 decl_constant_value_for_broken_optimization in c-typeck.c. Check
7785 whether optimizing and that the expression is a VAR_DECL not of
7786 array type instead of doing such checks in the caller. Do not
7787 check pedantic. Call gcc_unreachable for C++.
7788 * c-common.def (C_MAYBE_CONST_EXPR): New.
7789 * c-common.h (c_fully_fold, c_save_expr,
7790 decl_constant_value_for_optimization): New prototypes.
7791 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
7792 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
7793 EXPR_INT_CONST_OPERANDS): Define.
7794 * c-convert.c (convert): Strip nops from expression.
7795 * c-decl.c (groktypename): Take extra parameters expr and
7796 expr_const_operands. Update call to grokdeclarator.
7797 (start_decl): Update call to grokdeclarator. Add statement for
7798 expressions used in type of decl.
7799 (grokparm): Update call to grokdeclarator.
7800 (push_parm_decl): Update call to grokdeclarator.
7801 (build_compound_literal): Add parameter non_const and build a
7802 C_MAYBE_COSNT_EXPR if applicable.
7803 (grokdeclarator): Take extra parameters expr and
7804 expr_const_operands. Track expressions used in declaration
7805 specifiers and declarators. Fold array sizes and track whether
7806 they are constant expressions and whether they are integer
7807 constant expressions.
7808 (parser_xref_tag): Set expr and expr_const_operands fields in
7810 (grokfield): Update call to grokdeclarator.
7811 (start_function): Update call to grokdeclarator.
7812 (build_null_declspecs): Set expr and expr_const_operands fields in
7814 (declspecs_add_type): Handle expressions in typeof specifiers.
7815 * c-parser.c (c_parser_declspecs): Set expr and
7816 expr_const_operands fields for declaration specifiers.
7817 (c_parser_enum_specifier): Likewise.
7818 (c_parser_struct_or_union_specifier): Likewise.
7819 (c_parser_typeof_specifier): Likewise. Update call to
7820 groktypename. Fold expression as needed. Return expressions with
7821 type instead of adding statements.
7822 (c_parser_attributes): Update calls to c_parser_expr_list.
7823 (c_parser_statement_after_labels): Fold expression before passing
7824 to objc_build_throw_stmt.
7825 (c_parser_condition): Fold expression.
7826 (c_parser_asm_operands): Fold expression.
7827 (c_parser_conditional_expression): Use c_save_expr. Update call
7828 to build_conditional_expr.
7829 (c_parser_alignof_expression): Update call to groktypename.
7830 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
7831 original_code. Fold expression argument of va_arg. Create
7832 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
7833 argument to va_arg. Update calls to groktypename. Fold array
7834 index for offsetof. Verify that first argument to
7835 __builtin_choose_expr has integer type.
7836 (c_parser_postfix_expression_after_paren_type): Update calls to
7837 groktypename and build_compound_literal. Handle expressions with
7838 side effects in type name.
7839 (c_parser_postfix_expression_after_primary): Update call to
7840 c_parser_expr_list. Set original_code for calls to
7841 __builtin_constant_p.
7842 (c_parser_expr_list): Take extra parameter fold_p. Fold
7843 expressions if requested.
7844 (c_parser_objc_type_name): Update call to groktypename.
7845 (c_parser_objc_synchronized_statement): Fold expression.
7846 (c_parser_objc_receiver): Fold expression.
7847 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
7848 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
7849 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
7850 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
7851 (struct c_typespec): Add elements expr and expr_const_operands.
7852 (struct c_declspecs): Add elements expr and expr_const_operands.
7853 (groktypename, build_conditional_expr, build_compound_literal):
7855 (in_late_binary_op): Declare.
7856 * c-typeck.c (note_integer_operands): New function.
7857 (in_late_binary_op): New variable.
7858 (decl_constant_value_for_broken_optimization): Move to c-common.c
7859 and rename to decl_constant_value_for_optimization.
7860 (default_function_array_conversion): Do not strip nops.
7861 (default_conversion): Do not call
7862 decl_constant_value_for_broken_optimization.
7863 (build_array_ref): Do not fold result.
7864 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
7865 result when operand is a VLA.
7866 (c_expr_sizeof_type): Update call to groktypename. Handle
7867 expressions included in type name. Use C_MAYBE_CONST_EXPR for
7868 result when operand names a VLA type.
7869 (build_function_call): Update call to build_compound_literal.
7870 Only fold result for calls to __builtin_* functions. Strip
7871 NOP_EXPR from INTEGER_CST returned from such functions. Fold
7872 the function designator.
7873 (convert_arguments): Fold arguments. Update call to
7874 convert_for_assignment.
7875 (build_unary_op): Handle increment and decrement of
7876 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
7877 decrement earlier. Fold operand of increment and decrement.
7878 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
7879 built for integer operand. Wrap returns that are INTEGER_CSTs
7880 without being integer constant expressions or that have integer
7881 constant operands without being INTEGER_CSTs.
7882 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
7883 (build_conditional_expr): Add operand ifexp_bcp. Track whether
7884 result is an integer constant expression or can be used in
7885 unevaluated parts of one and avoid folding and wrap as
7886 appropriate. Fold operands before possibly doing -Wsign-compare
7888 (build_compound_expr): Wrap result for C99 if operands can be used
7889 in integer constant expressions.
7890 (build_c_cast): Update call to digest_init. Do not ignore
7891 overflow from casting floating-point constants to integers. Wrap
7892 results that could be confused with integer constant expressions,
7893 null pointer constants or floating-point constants.
7894 (c_cast_expr): Update call to groktypename. Handle expressions
7895 included in type name.
7896 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
7897 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
7898 Update calls to convert_for_assignment.
7899 (convert_for_assignment): Take new parameter
7900 null_pointer_constant. Do not strip nops or call
7901 decl_constant_value_for_broken_optimization. Set
7902 in_late_binary_op for conversions to boolean.
7903 (store_init_value): Update call to digest_init.
7904 (digest_init): Take new parameter null_pointer_constant. Do not
7905 call decl_constant_value_for_broken_optimization. pedwarn for
7906 initializers not constant expressions. Update calls to
7907 convert_for_assignment.
7908 (constructor_nonconst): New.
7909 (struct constructor_stack): Add nonconst element.
7910 (really_start_incremental_init, push_init_level, pop_init_level):
7911 Handle constructor_nonconst and nonconst element.
7912 (set_init_index): Call constant_expression_warning for array
7914 (output_init_element): Fold value. Set constructor_nonconst as
7915 applicable. pedwarn for initializers not constant expressions.
7916 Update call to digest_init. Call constant_expression_warning
7917 where constant initializers are required.
7918 (process_init_element): Use c_save_expr.
7919 (c_finish_goto_ptr): Fold expression.
7920 (c_finish_return): Fold return value. Update call to
7921 convert_for_assignment.
7922 (c_start_case): Fold switch expression.
7923 (c_process_expr_stmt): Fold expression.
7924 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
7925 ensure statement expression is not evaluated in constant expression.
7926 (build_binary_op): Track whether results are integer constant
7927 expressions or may occur in such, disable folding and wrap results
7928 as applicable. Fold operands for -Wsign-compare warnings unless
7930 (c_objc_common_truthvalue_conversion): Handle results folded to
7931 integer constants that are not integer constant expressions.
7932 * doc/extend.texi: Document when typeof operands are evaluated,
7933 that condition of __builtin_choose_expr is an integer constant
7934 expression, and more about use of __builtin_constant_p in
7937 2009-03-29 Richard Guenther <rguenther@suse.de>
7939 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
7940 propagate addresses of array references.
7942 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
7944 * regmove.c (perhaps_ends_bb_p): Remove.
7945 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
7946 from INSN and check that the main loop stays within that basic block.
7947 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
7948 (regmove_forward_pass): Split out from regmove_optimize. Use
7949 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
7950 (regmove_backward_pass): Split out from regmove_optimize. Use
7951 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
7952 (regmove_optimize): Simplify.
7954 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7957 * config/i386/i386.c (classify_argument): Ignore flexible array
7958 member in struct and warn ABI change.
7960 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
7962 * config/i386/i386-protos.h (ix86_agi_dependent): New.
7964 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
7965 (ix86_adjust_cost): Updated.
7967 2009-03-29 Jan Hubicka <jh@suse.cz>
7970 * tree-pass.h (pass_cleanup_eh): New function.
7971 (remove_unreachable_regions): Break code handling RTL
7972 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
7973 that can not be reached by runtime.
7974 (can_be_reached_by_runtime): New function.
7975 (label_to_region_map): New function.
7976 (num_eh_regions): New function.
7977 (rtl_remove_unreachable_regions): New function.
7978 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
7979 (remove_eh_region): New function.
7980 * except.h: Include sbitmap and vecprim.
7981 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
7982 num_eh_regions): Declare.
7983 * passes.c (init_optimization_passes): Schedule cleanup_eh.
7984 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
7985 * tree-eh.c (tree_remove_unreachable_handlers): New function.
7986 (tree_empty_eh_handler_p): New function.
7987 (cleanup_empty_eh): New function.
7988 (cleanup_eh): New function.
7989 (pass_cleanup_eh): New function.
7991 2009-03-29 Jan Hubicka <jh@suse.cz>
7993 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
7994 for removed regions.
7996 2009-03-29 Jan Hubicka <jh@suse.cz>
7998 * except.c (dump_eh_tree): Dump all datastructures.
8000 2009-03-29 Jan Hubicka <jh@suse.cz>
8002 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
8003 (duplicate_eh_regions_1): Likewise.
8004 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
8005 vector; call EH verification.
8006 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8007 Be ready for region being removed.
8009 2009-03-29 Jan Hubicka <jh@suse.cz>
8011 * bitmap.c (bitmap_last_set_bit): New function.
8012 * bitmap.h (bitmap_last_set_bit): Declare.
8014 2009-03-29 David Ayers <ayers@fsfe.org>
8017 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
8018 by calling objc_compare_types and surpress warnings about
8019 incompatible C pointers that are compatible ObjC pointers.
8021 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
8023 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
8024 call initialize_inline_failed.
8025 (initialize_inline_failed): Move it from here ...
8026 * cgraph.c (initialize_inline_failed): ... to here.
8027 (cgraph_create_edge): Call initialize_inline_failed rather than
8028 setting inline_failed directly.
8030 2009-03-29 Ben Elliston <bje@au.ibm.com>
8033 * sysv4.opt (msdata): Improve comment.
8034 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
8035 * sysv4.h (SVR4_ASM_SPEC): Likewise.
8037 2009-03-29 Ben Elliston <bje@au.ibm.com>
8040 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
8041 load and store attributes.
8043 2009-03-29 Ben Elliston <bje@au.ibm.com>
8045 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
8046 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
8047 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
8048 * doc/extend.texi (X86 Built-in Functions): Add index entries for
8049 __builtin_infq and __builtin_huge_valq.
8051 2009-03-28 Anatoly Sokolov <aesok@post.ru>
8053 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
8055 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8056 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
8058 2009-03-28 Xinliang David Li <davidxl@google.com>
8060 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
8061 (do_dbg_cnt): New function.
8063 2009-03-28 Jan Hubicka <jh@suse.cz>
8065 Merge from pretty-ipa:
8067 2009-03-27 Jan Hubicka <jh@suse.cz>
8069 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8070 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
8071 * passes.c (function_called_by_processed_nodes_p): New.
8072 * ipa-pure-const.c (check_call): Fix handling of operands.
8073 (analyze_function): Dump debug output for skipped bodies.
8074 (local_pure_const): Use function_called_by_processed_nodes_p.
8075 * dwarf2out.c (reference_to_unused): Use output.
8076 * passes.c (do_per_function_toporder): Likewise.
8078 2008-11-12 Jan Hubicka <jh@suse.cz>
8080 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
8081 * ipa-pure-const.c (funct_state_d): Add can throw field; make
8082 state_set_in_source enum
8083 (check_decl): Ignore memory tags; do not set fake looping flags;
8085 (check_operand, check_tree, check_rhs_var, check_lhs_var,
8086 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
8087 (check_call, analyze_function): Rewrite.
8089 (add_new_function): Update call of analyze_function.
8090 (generate_summary): Add call of analyze_function.
8091 (propagate): Propagate can_throw; handle state_set_in_source correctly.
8092 (local_pure_const): New function.
8093 (pass_local_pure_const): New pass.
8094 * ipa-inline.c (inline_transform): Set after_inlining.
8095 * tree-eh.c (stmt_can_throw_external): New.
8096 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
8097 work with aliasing built.
8098 * tree-flow.h (stmt_can_throw_external): New.
8099 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
8100 and local pure/const pass in early and late optimization queue.
8102 2009-03-28 Martin Jambor <mjambor@suse.cz>
8104 * fold-const.c (get_pointer_modulus_and_residue): New parameter
8106 (fold_binary): Allow function decl aligment consideration is the
8107 second argument is integer constant one.
8108 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
8109 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
8110 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
8112 2009-03-28 Jan Hubicka <jh@suse.cz>
8114 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
8115 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
8116 * function.h (rtl_data): Add nothrow flag.
8117 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
8118 set DECL_NOTHROW for AVAILABLE functions.
8120 2009-03-28 Jakub Jelinek <jakub@redhat.com>
8122 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
8123 following vector keyword has expansion starting with pixel or bool
8124 keyword, expand vector to __vector and pixel or bool to __pixel or
8128 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
8129 warn_if_disallowed_function_p): Removed.
8130 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
8131 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
8132 warning_if_disallowed_function_p.
8133 * flags.h (warn_if_disallowed_function_p,
8134 warn_disallowed_functions): Removed.
8135 * common.opt (Wdisallowed-function-list=): Removed.
8136 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
8138 2009-03-28 Richard Guenther <rguenther@suse.de>
8140 PR tree-optimization/38723
8141 * tree-ssa-pre.c (compute_avail): Add all default definitions to
8144 2009-03-28 Jan Hubicka <jh@suse.cz>
8146 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
8147 test introduced by my previous patch.
8149 2009-03-28 Richard Guenther <rguenther@suse.de>
8151 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
8152 the PHIs value undefined.
8154 2009-03-28 Jan Hubicka <jh@suse.cz>
8156 * tree-pass.h (pass_fixup_cfg): New pass.
8157 * ipa-inline.c (inline_transform): Set
8158 always_inline_functions_inlined/after_inlining.
8159 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
8160 (pass_fixup_cfg): New pass.
8161 * passes.c (init_optimization_passes): Add fixup_cfg.
8163 2009-03-28 Richard Guenther <rguenther@suse.de>
8165 PR tree-optimization/38458
8166 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
8167 argument use the arguments copy-of value.
8169 2009-03-28 Richard Guenther <rguenther@suse.de>
8171 PR tree-optimization/38180
8172 * tree-ssa-ccp.c (get_default_value): Simplify.
8173 (likely_value): Likewise.
8174 (surely_varying_stmt_p): Properly handle VOP case.
8175 (ccp_initialize): Likewise.
8176 (ccp_fold): Handle propagating through *&.
8177 (fold_const_aggregate_ref): Also handle decls.
8179 2009-03-28 Jan Hubicka <jh@suse.cz>
8181 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
8182 * cgraph.h (cgraph_node): Likewise.
8183 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
8184 (cgraph_reset_node): Use process flag.
8185 (cgraph_mark_functions_to_output): Likewise.
8186 (cgraph_expand_function): Likewise.
8187 (cgraph_expand_all_functions): Likewise.
8188 (cgraph_output_in_order): Likewise.
8189 * dwarf2out.c (reference_to_unused): Likewise.
8190 * passes.c do_per_function_toporder): Likewise.
8192 2009-03-28 Jan Hubicka <jh@suse.cz>
8194 Bring from lto-branch:
8196 2008-09-03 Doug Kwan <dougkwan@google.com>
8198 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
8199 enums instead of reason strings.
8200 * cgraph.c (cgraph_create_edge): Same.
8201 (cgraph_inline_failed_string): New function.
8202 * cgraph.h (cgraph_inline_failed_t): New enum type.
8203 (cgraph_inline_failed_string): New prototype.
8204 (struct cgraph_edge): Change type of INLINED_FAILED from constant
8205 char pointer to cgraph_inline_failed_t.
8206 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
8207 (cgraph_default_inline_p): Ditto.
8208 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
8209 to cgraph_inline_failed_t pointer.
8210 * cif-code.def: New file.
8211 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
8213 (cgraph_check_inline_limits): Change type of REASON to pointer to
8214 cgraph_inline_failed_t. Replace reason strings with enums.
8215 (cgraph_default_inline_p): Ditto.
8216 (cgraph_recursive_inlining_p): Ditto.
8217 (update_caller_keys): Change type of FAILED_REASON to
8218 cgraph_inline_failed_t.
8219 (cgraph_set_inline_failed): Change type of REASON to pointer to
8220 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
8221 convert enums to strings for text output.
8222 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
8223 to be of type cgraph_inline_failed_t. Replace reason strings with
8224 enums. Call cgraph_inline_failed_string to covert enums
8225 to strings for text output.
8226 (cgraph_decide_inlining): Replace reason strings with enums.
8227 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
8228 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
8230 * tree-inline.c (expand_call_inline): Change type of REASON
8231 to cgraph_inline_failed_t. Replace reason strings with enums.
8232 Call cgraph_inline_failed_string for text output.
8233 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
8236 2009-03-28 Jan Hubicka <jh@suse.cz>
8238 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
8239 cgraph_clone_node): Remove master clone handling.
8240 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8241 * cgraph.h (master_clone): Remove.
8242 (cgraph_is_master_clone, cgraph_master_clone): Remove.
8243 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
8244 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
8246 2009-03-28 Jan Hubicka <jh@suse.cz>
8248 * cgraph.c (cgraph_function_body_availability): Functions declared
8249 inline are always safe to assume that it is not going to be replaced.
8251 2009-03-28 Richard Guenther <rguenther@suse.de>
8253 PR tree-optimization/38513
8254 * tree-ssa-pre.c (eliminate): Remove redundant stores.
8255 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
8256 EXC_PTR_EXPR and FILTER_EXPR.
8257 (get_ref_from_reference_ops): Likewise.
8259 2009-03-28 Richard Guenther <rguenther@suse.de>
8261 PR tree-optimization/38968
8262 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
8263 Use FLOOR_MOD_EXPR to compute misalignment.
8265 2009-03-28 Richard Guenther <rguenther@suse.de>
8267 PR tree-optimization/37795
8268 * tree.h (combine_comparisons): Declare.
8269 * fold-const.c (combine_comparisons): Export.
8270 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
8272 (ifcombine_iforif): Use combine_comparisons.
8274 2009-03-28 Jan Hubicka <jh@suse.cz>
8276 * tree-eh.c (inlinable_call_p): New function.
8277 (make_eh_edges): Use it.
8278 (verify_eh_edges): Use it.
8279 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
8280 * except.c (reachable_next_level): Add inlinable_function argument
8281 (sjlj_find_directly_reachable_regions): Update.
8282 (add_reachable_handler): Do not set saw_any_handlers.
8283 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
8284 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
8285 Add new inlinable call parameter.
8286 (can_throw_internal, can_throw_external): Update.
8287 * except.h (can_throw_internal_1, can_throw_external_1,
8288 foreach_reachable_handler): Update declaration.
8290 2009-03-28 Joseph Myers <joseph@codesourcery.com>
8292 * config/arm/t-arm-coff, config/h8300/coff.h,
8293 config/i386/i386-aout.h, config/i386/i386-coff.h,
8294 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
8295 config/pdp11/2bsd.h, config/rs6000/aix41.h,
8296 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
8297 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
8298 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
8299 sys-types.h: Remove.
8300 * Makefile.in: Remove protoize and fixproto support and references
8302 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
8303 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
8305 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
8306 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
8307 unprotoize$(exeext).
8308 (rest.encap): Don't depend on $(STMP_FIXPROTO)
8309 (.PHONY): Don't depend on proto.
8310 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
8311 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
8312 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
8313 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
8314 build/gen-protos.o, build/scan.o, xsys-protos.h,
8315 build/fix-header$(build_exeext), build/fix-header.o,
8316 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
8317 stmp-install-fixproto): Remove.
8318 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
8319 SYSCALLS.c or fixproto files.
8320 (install-common): Don't install protoize.
8321 (install-headers-tar, install-headers-cpio, install-headers-cp):
8322 Don't depend on $(STMP_FIXPROTO).
8323 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
8324 install fixproto files or write out fixproto settings.
8325 (uninstall): Don't uninstall protoize.
8326 * config.gcc (use_fixproto): Remove.
8327 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
8328 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
8329 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
8330 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
8331 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
8332 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
8333 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
8334 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
8335 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
8336 * config/t-vxworks (STMP_FIXPROTO): Remove.
8337 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
8338 STMP_FIXPROTO): Remove.
8339 * config.in, configure: Regenerate.
8340 * crtstuff.c (gid_t, uid_t): Don't undefine.
8341 * doc/install.texi: Change m68k-coff to m68k-elf in example.
8342 (arm-*-coff, arm-*-aout: Remove target entries.
8343 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
8344 Remove mention of AIX 4.1.
8345 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
8346 * doc/invoke.texi (Running Protoize): Remove.
8347 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
8348 (Protoize Caveats): Remove.
8349 * tsystem.h: Update comments on headers assumed to exist.
8351 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
8353 * genautomata.c: Add a new year to the copyright. Add a new
8355 (struct insn_reserv_decl): Add comments for member bypass_list.
8356 (find_bypass): Remove.
8357 (insert_bypass): New.
8358 (process_decls): Use insert_bypass.
8359 (output_internal_insn_latency_func): Output all bypasses with the
8360 same input insn in one switch case.
8362 * rtl.def (define_bypass): Describe bypass choice.
8363 * doc/md.texi (define_bypass): Ditto.
8365 2009-03-27 Richard Guenther <rguenther@suse.de>
8367 * gimplify.c (mark_addressable): Export.
8368 * tree-flow.h (mark_addressable): Declare.
8369 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
8370 * tree-ssa.c (verify_phi_args): Verify that address taken
8371 variables have TREE_ADDRESSABLE set.
8373 2009-03-27 Richard Guenther <rguenther@suse.de>
8375 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
8376 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
8377 Do not mark decls TREE_ADDRESSABLE.
8378 (build_fold_addr_expr): Adjust.
8379 (fold_addr_expr): Remove.
8380 (fold_unary): Use build_fold_addr_expr.
8381 (fold_comparison): Likewise.
8382 (split_address_to_core_and_offset): Likewise.
8383 * coverage.c (tree_coverage_counter_addr): Mark the array decl
8385 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
8386 (gimplify_modify_expr_to_memcpy): Mark source and destination
8388 * omp-low.c (create_omp_child_function): Mark the object decl
8390 (lower_rec_input_clauses): Mark the var we take the address of
8392 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
8394 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8397 * cfgexpand.c (expand_one_stack_var_at): Change alignment
8398 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
8400 2009-03-27 Richard Guenther <rguenther@suse.de>
8402 PR tree-optimization/39120
8403 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
8405 (handle_lhs_call): Process return constraints. Add escape
8406 constraints if necessary.
8407 (handle_const_call): Fill out return constraints. Make nested
8408 case more precise. Avoid consttmp if possible.
8409 (handle_pure_call): Fill out return constraints. Avoid
8410 callused if possible.
8411 (find_func_aliases): Simplify call handling.
8413 2009-03-27 Richard Guenther <rguenther@suse.de>
8415 PR tree-optimization/39120
8416 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
8417 as a representative.
8418 (solve_graph): Do propagate CALLUSED.
8419 (handle_pure_call): Use a scalar constraint from CALLUSED for
8421 (find_what_p_points_to): CALLUSED shall not appear in poins-to
8424 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8427 * c-common.c (handle_aligned_attribute): Properly check alignment
8428 overflow. Use (1U << i) instead of (1 << i).
8430 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
8432 * expr.h (get_mem_align_offset): Updated.
8434 * tree.h (tree_decl_common): Change align to "unsigned int" and
8435 move it before pointer_alias_set.
8437 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8438 Jakub Jelinek <jakub@redhat.com>
8441 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
8442 gr_register_operand with gr_reg_or_0_operand.
8443 (cmpxchg_rel_di): Likewise.
8444 (sync_lock_test_and_set<mode>): Likewise.
8446 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8448 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
8449 (true_regnum): Likewise.
8451 * rtlanal.c (subreg_info): Moved to ...
8452 * rtl.h (subreg_info): Here. New.
8453 (subreg_get_info): New.
8455 * rtlanal.c (subreg_get_info): Make it extern.
8457 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8460 * config/i386/i386.c (ix86_abi): New.
8461 (override_options): Handle -mabi=.
8462 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
8463 (ix86_call_abi_override): Likewise.
8464 (init_cumulative_args): Likewise.
8465 (function_arg_advance): Likewise.
8466 (function_arg_64): Likewise.
8467 (function_arg): Likewise.
8468 (ix86_pass_by_reference): Likewise.
8469 (ix86_function_value_regno_p): Likewise.
8470 (ix86_build_builtin_va_list_abi): Likewise.
8471 (setup_incoming_varargs_64): Likewise.
8472 (is_va_list_char_pointer): Likewise.
8473 (ix86_init_machine_status): Likewise.
8474 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
8475 (ix86_function_type_abi): Return enum calling_abi. Rewrite
8476 for 64bit. Replace DEFAULT_ABI with ix86_abi.
8477 (ix86_function_abi): Make it static and return enum calling_abi.
8478 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
8480 (ix86_fn_abi_va_list): Updated.
8482 * config/i386/i386.h (ix86_abi): New.
8483 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
8484 (CONDITIONAL_REGISTER_USAGE): Likewise.
8485 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
8486 (machine_function): Likewise.
8488 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
8490 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
8491 (STACK_BOUNDARY): Likewise.
8492 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
8494 * config/i386/i386.opt (mabi=): New.
8496 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
8497 return enum calling_abi.
8498 (ix86_function_type_abi): Likewise.
8499 (ix86_function_abi): Removed.
8501 * doc/invoke.texi: Document -mabi= option for x86.
8503 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8505 * builtins.c (real_dconstp): Delete.
8506 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
8508 2009-03-27 Dodji Seketeli <dodji@redhat.com>
8509 Jakub Jelinek <jakub@redhat.com>
8512 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
8513 (gen_subprogram_die): When a function is explicit, generate the
8514 DW_AT_explicit attribute.
8515 * langhooks.h (struct lang_hooks_for_decls): Add
8516 function_decl_explicit_p langhook.
8517 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
8518 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
8520 2009-03-27 Jakub Jelinek <jakub@redhat.com>
8522 * builtins.c (fold_builtin_memory_op): Optimize memmove
8523 into memcpy if we can prove source and destination don't overlap.
8525 * tree-inline.c: Include gt-tree-inline.h.
8526 (clone_fn_id_num): New variable.
8527 (clone_function_name): New function.
8528 (tree_function_versioning): Use it.
8529 * Makefile.in (GTFILES): Add tree-inline.c.
8531 2009-03-27 Mark Mitchell <mark@codesourcery.com>
8533 * BASE-VER: Change to 4.5.0.
8535 2009-03-27 Xinliang David Li <davidxl@google.com>
8537 PR tree-optimization/39557
8538 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
8540 2009-03-27 Xinliang David Li <davidxl@google.com>
8542 PR tree-optimization/39548
8543 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
8546 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8548 * c-common.c (pointer_int_sum): Use %wd on return from
8551 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
8553 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
8554 on return from tree_low_cst.
8556 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
8559 * ginclude/stdarg.h (va_copy): Define also for
8560 __GXX_EXPERIMENTAL_CXX0X__.
8562 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8565 * builtins.h (c_strlen): Do not warn here.
8566 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
8567 * c-common.c (pointer_int_sum): Take an explicit location.
8568 Warn about offsets out of bounds.
8569 * c-common.h (pointer_int_sum): Adjust declaration.
8571 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8573 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
8576 2009-03-26 Jakub Jelinek <jakub@redhat.com>
8579 * opts.c (warn_if_disallowed_function_p): Don't assume
8580 get_callee_fndecl must return non-NULL.
8582 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
8584 PR rtl-optimization/39522
8585 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
8586 when reg_reloaded_valid is set.
8588 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8590 * config/spu/divv2df3.c: New file.
8591 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
8592 (DPBIT_FUNCS): Filter out _div_df.
8594 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
8596 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
8597 a jump insn, count that jump in the distance to the loop start.
8599 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
8602 * config/sh/sh.c (calc_live_regs): Fix condition for global
8603 registers except PIC_OFFSET_TABLE_REGNUM.
8605 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
8608 * doc/invoke.texi (-mconsole): New.
8612 (-mnop-fun-dllimport): New.
8616 (sub section "i386 and x86-64 Windows Options"): New.
8618 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
8620 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
8621 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
8623 2009-03-25 Richard Guenther <rguenther@suse.de>
8626 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
8629 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
8631 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
8632 neither of haifa/selective schedulers are working.
8634 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8636 * doc/invoke.texi (Debugging Options): Fix description of
8637 -fno-merge-debug-strings.
8639 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
8641 * config/cris/libgcc.ver: New version-script.
8642 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
8644 * configure.ac <GAS features, nop mnemonic>: Add pattern
8645 crisv32-*-* for "nop".
8646 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
8647 * configure: Regenerate.
8649 2009-03-24 Ira Rosen <irar@il.ibm.com>
8651 PR tree-optimization/39529
8652 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
8653 mark_sym_for_renaming for the tag copied to the new vector
8656 2009-03-24 Arthur Loiret <aloiret@debian.org>
8658 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
8659 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
8660 EXTRA_SPEC_FUNCTIONS.
8661 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
8662 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
8663 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
8664 -march and -mtune options.
8666 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
8668 * config/m68k/t-rtems: Add m5329 multilib.
8670 2009-03-24 Dodji Seketeli <dodji@redhat.com>
8671 Jakub Jelinek <jakub@redhat.com>
8674 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
8677 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8680 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
8681 instead of c_parser_expression_conv, if original_code isn't one of the
8682 4 allowed comparison codes, fail.
8684 2009-03-23 Richard Guenther <rguenther@suse.de>
8686 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
8687 * tree.h (struct tree_type): Likewise.
8688 * reload.h (struct insn_chain): Likewise.
8689 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
8690 * function.h (struct function): Likewise.
8691 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
8693 2009-03-23 Jakub Jelinek <jakub@redhat.com>
8695 PR tree-optimization/39516
8696 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
8698 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
8700 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
8701 should be set true if BITS_PER_WORD of target is bigger than 32
8703 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
8705 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
8706 Translate -B-options to -rpath-link. Correct existing
8707 rpath-link and conditionalize on !nostdlib.
8709 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8711 * doc/extend.texi (Function Attributes, Variable Attributes):
8713 * doc/invoke.texi (Debugging Options, Optimize Options)
8714 (i386 and x86-64 Options, MCore Options): Likewise.
8716 2009-03-20 Jakub Jelinek <jakub@redhat.com>
8719 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
8720 it for block local namespace aliases.
8721 (gen_decl_die): Pass context_die to gen_namespace_die.
8723 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8726 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
8727 minimum or maximum value.
8729 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
8731 * reginfo.c (globalize_reg): Recompute derived reg sets.
8733 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
8736 * libgcc2.c (mprotect): Do not use signed arguments for
8737 VirtualProtect, use DWORD arguments. Also fix the 'may
8738 be used uninitialized' warning for the np variable.
8740 2009-03-19 Jakub Jelinek <jakub@redhat.com>
8743 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
8744 functions using regparm calling conventions when not optimizing.
8745 (ix86_function_sseregparm): Similarly for sseregparm calling
8748 2009-03-19 Li Feng <nemokingdom@gmail.com>
8751 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
8752 dependence if the first conflict is after niter iterations.
8754 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
8757 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
8758 functions with dynamic stack-pointer adjustments.
8760 2009-03-19 Ben Elliston <bje@au.ibm.com>
8762 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
8763 option; change to -msdata=data.
8765 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8767 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
8770 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
8773 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
8775 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
8777 * doc/invoke.texi (Code Gen Options): Expand discussion of
8780 2009-03-18 Jakub Jelinek <jakub@redhat.com>
8782 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
8783 * matrix-reorg.c (struct matrix_info): Likewise.
8784 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
8785 * rtl.h (struct mem_attrs): Likewise.
8786 * df.h (struct df): Likewise.
8787 * tree-data-ref.h (struct data_dependence_relation): Likewise.
8788 * ira-int.h (struct ira_allocno): Likewise.
8789 * df-scan.c (struct df_collection_rec): Likewise.
8790 * ira.c (struct equivalence): Likewise.
8791 * function.c (struct temp_slot): Likewise.
8792 * cfgloop.h (struct loop): Likewise.
8795 * function.c (use_register_for_decl): When not optimizing, disregard
8796 register keyword for variables with types containing methods.
8798 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
8801 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
8802 (is_simple_operand): Call contains_component_ref_p before calling data
8803 reference analysis that would fail on COMPONENT_REFs.
8805 * tree-vrp.c (search_for_addr_array): Fix formatting.
8807 2009-03-18 Richard Guenther <rguenther@suse.de>
8809 * tree-vect-transform.c (vect_loop_versioning): Fold the
8810 generated comparisons.
8811 * tree-vectorizer.c (set_prologue_iterations): Likewise.
8812 (slpeel_tree_peel_loop_to_edge): Likewise.
8814 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8817 * opts.c (print_specific_help): In addition to `undocumented',
8818 accept `separate' and `joined' flags if passed alone. Describe
8819 output by the first matched one of those.
8820 (common_handle_option): Skip over empty strings.
8821 * gcc.c (display_help): Fix help string for `--help='.
8822 * doc/invoke.texi (Option Summary, Overall Options): With
8823 `--help=', classes and qualifiers can both be repeated, but
8824 only the latter can be negated. One should not pass only
8825 negated qualifiers. Fix markup and examples.
8828 2008-10-14 Jakub Jelinek <jakub@redhat.com>
8830 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
8831 and -fhelp=separate.
8833 2009-03-17 Jing Yu <jingyu@google.com>
8836 * function.h (struct rtl_data): Move is_thunk from here...
8837 (struct function): ...to here.
8838 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
8839 * varasm.c (assemble_start_function): Change is_thunk from crtl to
8841 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
8843 (alpha_does_function_need_gp, alpha_start_function): Likewise.
8844 (alpha_output_function_end_prologue): Likewise.
8845 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
8846 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
8847 (rs6000_output_function_epilogue): Likewise.
8848 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8850 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
8853 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
8854 from different units in a single alternative.
8855 (*truncdfsf_i387): Ditto.
8856 (*truncxfsf2_mixed): Ditto.
8857 (*truncxfdf2_mixed): Ditto.
8859 2009-03-17 Jakub Jelinek <jakub@redhat.com>
8861 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
8862 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
8865 * tree-ssa-live.c (remove_unused_locals): Don't remove local
8866 unused non-artificial variables when not optimizing.
8869 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
8870 DW_TAG_imported_module even if decl is IMPORTED_DECL with
8871 NAMESPACE_DECL in its DECL_INITIAL.
8874 * optabs.c (set_user_assembler_libfunc): New function.
8875 * expr.h (set_user_assembler_libfunc): New prototype.
8876 * c-common.c: Include libfuncs.h.
8877 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
8878 for memcmp, memset, memcpy, memmove and abort.
8879 * Makefile.in (c-common.o): Depend on libfuncs.h.
8882 * dwarf2out.c (gen_inlined_enumeration_type_die,
8883 gen_inlined_structure_type_die, gen_inlined_union_type_die,
8884 gen_tagged_type_instantiation_die): Removed.
8885 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
8888 2009-03-17 Janis Johnson <janis187@us.ibm.com>
8891 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
8893 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
8894 (check-parallel-%): Ditto.
8895 (check-consistency): Ditto.
8897 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
8899 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
8900 local variable rhs by NULL_TREE.
8902 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8905 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
8907 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8910 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
8912 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
8915 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
8916 for ms->sysv ABI calls only in 64bit mode.
8918 * config/i386/i386.md (untyped_call): Support 32bit.
8920 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
8922 * doc/extend.texi: Replace x86_65 with x86_64.
8924 2009-03-16 Jakub Jelinek <jakub@redhat.com>
8926 PR tree-optimization/39455
8927 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
8928 mismatches for POINTER_TYPE_P (type).
8929 (number_of_iterations_le): Likewise.
8931 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8933 * config/picochip/picochip.c: Removed profiling support.
8934 * config/picochip/picochip.md: Removed profiling instruction.
8935 * config/picochip/picochip.h: Removed profiling builtin.
8937 2009-03-16 Joseph Myers <joseph@codesourcery.com>
8939 * doc/install.texi (--with-host-libstdcxx): Document.
8941 2009-03-14 Anatoly Sokolov <aesok@post.ru>
8944 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
8945 generate a warning if the function name does not begin with
8946 "__vector" and the function has either the 'signal' or 'interrupt'
8947 attribute, from here to ...
8948 (avr_declare_function_name): ...here. New function.
8949 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
8950 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
8952 2009-03-14 Jakub Jelinek <jakub@redhat.com>
8955 * cse.c (fold_rtx): Don't modify original const_arg1 when
8956 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
8957 separate variable instead.
8958 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
8959 from out of range shift counts.
8960 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
8962 2009-03-13 Catherine Moore <clm@codesourcery.com>
8964 * config/i386/x-mingw32 (host-mingw32.o): Replace
8965 diagnostic.h with $(DIAGNOSTIC_H).
8967 2009-03-12 Jakub Jelinek <jakub@redhat.com>
8970 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
8972 * config/i386/sync.md (sync_compare_and_swap<mode>,
8973 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
8974 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
8976 (sync_double_compare_and_swapdi_pic,
8977 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
8978 cmpxchg8b_pic_memory_operand instead of just memory_operand.
8980 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8983 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
8985 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8988 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
8989 (avx_addsubv4df3): Likewise.
8990 (*avx_addsubv4sf3): Likewise.
8991 (sse3_addsubv4sf3): Likewise.
8993 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
8996 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
8998 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
9001 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
9002 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
9003 registers for allocnos created from user-defined variables.
9005 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9008 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
9009 of non-integer mode as well.
9011 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
9013 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
9014 for functions for which the parameter types are unknown.
9016 2009-03-11 Jakub Jelinek <jakub@redhat.com>
9019 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
9020 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
9021 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
9022 * config/i386/i386.c (ix86_local_alignment): For
9023 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
9024 long long variables on the stack to avoid dynamic realignment.
9025 Allow the first argument to be a decl rather than type.
9026 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
9028 2009-03-11 Nick Clifton <nickc@redhat.com>
9031 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
9033 Add description to mno-lsim option.
9034 * config/mcore/mcore.h: Remove comment about deprecated m4align
9036 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
9037 * doc/invoke.texi: Add description of mno-lsim and
9038 mstack-increment options.
9040 * config/fr30/fr30.opt: Document the -mno-lsim option.
9041 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
9042 and -mno-lsim options.
9044 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9046 * fold-const.c (fold_comparison): Only call fold_inf_compare
9047 if the mode supports infinities.
9049 2009-03-11 Jason Merrill <jason@redhat.com>
9052 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
9053 end already did. Notice GIMPLE_CALL modifications of the result.
9054 Don't copy debug information from an ignored decl or a decl from
9057 2009-03-10 Richard Guenther <rguenther@suse.de>
9058 Nathan Froyd <froydnj@codesourcery.com>
9061 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
9062 (__divMODE3): Likewise.
9064 2009-03-09 Jakub Jelinek <jakub@redhat.com>
9066 PR tree-optimization/39394
9067 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
9068 DECL_SIZE_UNIT of variable length FIELD_DECLs.
9070 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9072 * recog.c (verfiy_changes): Disallow renaming of hard regs in
9073 inline asms for register asm ("") declarations.
9075 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
9077 * fold-const.c (fold_unary): Fix comment.
9079 2009-03-07 Jan Hubicka <jh@suse.cz>
9082 * tree-inline.c (setup_one_parameter): Do replacement of const
9083 argument by constant in SSA form.
9085 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9088 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
9089 determine alignment passed to assign_stack_local.
9090 (assign_parms_unsplit_complex): Likewise.
9091 * except.c (sjlj_build_landing_pads): Likewise.
9093 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9096 * tree-flow.h (add_referenced_var): Return bool instead of void.
9097 * tree-dfa.c (add_referenced_var): Return result of
9098 referenced_var_check_and_insert call.
9099 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
9100 of referenced_var_check_and_insert.
9103 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
9104 (gen_variable_die): Emit DW_AT_location on abstract static variable's
9105 DIE, don't emit it if abstract origin already has it.
9106 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
9107 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
9109 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9111 * genpreds.c (needs_variable): Fix parentheses at variable name
9113 (write_tm_constrs_h): Indent generated code.
9115 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9117 * doc/extend.texi (Function Attributes): Add documentation
9120 2009-03-06 Jakub Jelinek <jakub@redhat.com>
9123 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
9124 take locus from its DECL_SOURCE_LOCATION instead of input_location.
9126 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
9128 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
9131 2009-03-05 Jakub Jelinek <jakub@redhat.com>
9134 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
9135 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
9137 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
9139 * config/i386/i386.md (R8_REG, R9_REG): New constants.
9140 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
9141 constants instead of magic numbers.
9142 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
9144 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
9145 (x86_64_ms_abi_int_parameter_registers): Ditto.
9146 (x86_64_int_return_registers): Ditto.
9147 (ix86_maybe_switch_abi): Ditto.
9148 (ix86_expand_call): Ditto for clobbered_registers array.
9149 (ix86_hard_regno_mode_ok): Ditto.
9150 (x86_extended_QIreg_mentioned_p): Ditto.
9152 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
9154 PR tree-optimization/39349
9155 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
9157 * combine.c (gen_lowpart_for_combine): Use omode when generating
9160 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
9162 PR rtl-optimization/39235
9163 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
9165 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9167 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
9169 2009-03-04 Richard Guenther <rguenther@suse.de>
9171 PR tree-optimization/39362
9172 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
9173 that occur in abnormal PHIs should be varying.
9175 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
9177 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
9179 (simple_iv): Take loop as an argument instead of statement.
9180 * tree-scalar-evolution.h (simple_iv): Declaration changed.
9181 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
9183 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
9185 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
9186 * matrix-reorg.c (analyze_transpose): Ditto.
9187 * tree-data-ref.c (dr_analyze_innermost): Ditto.
9188 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9189 * tree-predcom.c (ref_at_iteration): Ditto.
9190 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
9192 2009-03-04 Richard Guenther <rguenther@suse.de>
9194 PR tree-optimization/39358
9195 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
9196 escaped_id and callused_id.
9197 (solve_graph): Likewise.
9199 2009-03-04 Richard Guenther <rguenther@suse.de>
9201 PR tree-optimization/39339
9202 * tree-sra.c (try_instantiate_multiple_fields): Make it
9203 no longer ICE on the above.
9205 2009-03-03 Joseph Myers <joseph@codesourcery.com>
9207 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
9208 that fits within Pmode.
9210 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9213 * tm.texi (LIBCALL_VALUE): Update description.
9215 2009-03-03 Steve Ellcey <sje@cup.hp.com>
9218 * doc/extend.texi (section): Update description.
9220 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
9223 * tree-inline.c (remapped_type): New.
9224 (can_be_nonlocal): Call remapped_type instead of remap_type.
9226 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9229 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
9230 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
9232 2009-03-03 Richard Guenther <rguenther@suse.de>
9235 * tree.c (tree_nonartificial_location): New function.
9236 * tree.h (tree_nonartificial_location): Declare.
9237 * builtins.c (expand_builtin_memory_chk): Provide location
9238 of the call location for artificial function pieces.
9239 (maybe_emit_chk_warning): Likewise.
9240 (maybe_emit_sprintf_chk_warning): Likewise.
9241 (maybe_emit_free_warning): Likewise.
9242 * expr.c (expand_expr_real_1): Likewise.
9244 2009-03-03 Jakub Jelinek <jakub@redhat.com>
9246 PR tree-optimization/39343
9247 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
9248 COMPONENT_REF t has ARRAY_TYPE.
9250 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
9253 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
9254 when the type precision of the induction variable should be
9255 larger than the type precision of nit.
9256 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
9257 * graphite.c (graphite_loop_normal_form): Same.
9258 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
9260 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9262 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
9263 (*call_1_rex64_ms_sysv): Use named constants instead of magic
9264 numbers to describe clobbered registers.
9265 (*call_value_0_rex64_ms_sysv): Ditto.
9266 * config/i386/mmx.md (mmx_emms): Ditto.
9269 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
9271 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
9274 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9276 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
9277 (spu_section_type_flags): New function.
9279 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
9281 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
9282 reg_class_contents of FLOAT_REGS into a temporary.
9284 2009-03-02 Richard Guenther <rguenther@suse.de>
9285 Ira Rosen <irar@il.ibm.com>
9287 PR tree-optimization/39318
9288 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
9289 information to the vectorized statement.
9291 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
9293 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
9294 variable. Use defined names instead of magic constants for REX SSE
9297 2009-03-01 Richard Guenther <rguenther@suse.de>
9299 PR tree-optimization/39331
9300 * omp-low.c (lower_send_shared_vars): Do not receive new
9301 values for the reference of DECL_BY_REFERENCE parms or results.
9303 2009-03-01 Jan Hubicka <jh@suse.cz>
9306 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
9307 BLOCK_NONLOCALIZED_VAR): New macros.
9308 (tree_block): Add nonlocalized_vars.
9309 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
9310 gen_decl_die): Add origin argument. Allow generation of die with
9311 origin at hand only.
9312 (gen_member_die, gen_type_die_with_usage, force_decl_die,
9313 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
9315 (gen_block_die): Fix checking for unused blocks.
9316 (process_scope_var): Break out from .... ; work with origins only.
9317 (decls_for_scope) ... here; process nonlocalized list.
9318 (dwarf2out_ignore_block): Look for nonlocalized vars.
9319 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
9321 (dump_scope_block): Dump them.
9322 * tree-inline.c (remap_decls): Handle nonlocalized vars.
9323 (remap_block): Likewise.
9324 (can_be_nonlocal): New predicate.
9325 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
9327 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9329 * configure: Regenerate.
9331 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9333 * optc-gen.awk: No need to duplicate option flags twice.
9334 Reuse help texts for duplicate options which do not have any.
9336 * gcc.c (display_help): Document --version.
9338 * gcc.c (main): If print_help_list and verbose_flag, ensure
9339 driver output comes before subprocess output.
9341 * optc-gen.awk: Assign all remaining fields to help string,
9342 space-separated, for multi-line help in *.opt.
9344 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
9345 -Wno-pedantic-ms-format is for MinGW targets only.
9347 * doc/options.texi (Option file format): Fix bad indentation,
9348 restoring dropped sentence.
9350 2009-02-28 Jan Hubicka <jh@suse.cz>
9352 * tree-inline.c (tree_function_versioning): Output debug info.
9354 2009-02-28 Jan Hubicka <jh@suse.cz>
9357 * tree-inline.c (setup_one_parameter): Do not copy propagate
9358 arguments when not optimizing.
9360 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
9363 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
9364 (avx_addsubv4df3): Likewise.
9365 (*avx_addsubv4sf3): Likewise.
9366 (sse3_addsubv4sf3): Likewise.
9367 (*avx_addsubv2df3): Likewise.
9368 (sse3_addsubv2df3): Likewise.
9369 (avx_unpckhps256): Correct item selectors.
9370 (avx_unpcklps256): Likewise.
9371 (avx_unpckhpd256): Likewise.
9372 (avx_unpcklpd256): Likewise.
9374 2009-02-28 Jan Hubicka <jh@suse.cz>
9376 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
9378 (copy_arguments_for_versioning): If var is declared don't declare it.
9379 (tree_function_versioning): First setup substitutions and then copy
9382 2009-02-27 Jan Hubicka <jh@suse.cz>
9385 * cgraph.h (varpool_output_debug_info): Remove.
9386 * cgraphunit.c (varpool_output_debug_info): Remove.
9387 * dwarf2out.c (deferred_locations_struct): New struct
9388 (deferred_locations): New type.
9389 (deferred_locations_list): New static var.
9390 (deffer_location): New function.
9391 (gen_variable_die): Use it.
9392 (decls_for_scope): Output info on local static vars.
9393 (dwarf2out_finish): Process deferred locations.
9394 * varpool.c (varpool_output_debug_info): Remove.
9396 2009-02-27 Jan Hubicka <jh@suse.cz>
9399 * tree.h (TREE_PROTECTED): Fix comment.
9400 (BLOCK_HANDLER_BLOCK): Remove.
9401 (struct tree_block): Remove handler_block add body_block.
9402 (inlined_function_outer_scope_p): New.
9403 (is_body_block): Remove.
9404 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
9405 * dwarf2out.c (is_inlined_entry_point): Remove.
9406 (add_high_low_attributes): Use inlined_function_outer_scope_p.
9407 (gen_block_die): Use is_inlined_entry_point check. Remove body block
9409 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
9410 * gimplify.c (gimplify_expr): Gimplify body blocks.
9411 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
9412 block with multiple subblocks.
9413 (dump_scope_block): Prettier output; dump more flags and info.
9414 (dump_scope_blocks): New.
9415 (remove_unused_locals): Use dump_scope_blocks.
9416 * tree-flow.h (dump_scope_blocks): Declare.
9417 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
9418 * stmt.c (is_body_block): Remove.
9419 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
9420 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
9422 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
9425 * graphite.c (graphite_loop_normal_form): Do not call
9426 number_of_iterations_exit from a gcc_assert.
9428 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9430 * config/s390/s390.c (s390_swap_cmp): Look for conditional
9431 jumps if COND is NULL.
9432 (find_cond_jump): New function.
9433 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
9434 * config/s390/s390.md: Remove z10_cobra attribute value.
9436 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
9438 * config/alpha/alpha.h (alpha_expand_mov): Return false if
9439 force_const_mem returns NULL_RTX.
9441 2009-02-26 Jan Hubicka <jh@suse.cz>
9444 * cgraph.h (varpool_output_debug_info): Remove.
9445 * cgraphunit.c (varpool_output_debug_info): Remove.
9446 * dwarf2out.c (deferred_locations_struct): New struct
9447 (deferred_locations): New type.
9448 (deferred_locations_list): New static var.
9449 (deffer_location): New function.
9450 (gen_variable_die): Use it.
9451 (decls_for_scope): Output info on local static vars.
9452 (dwarf2out_finish): Process deferred locations.
9453 * varpool.c (varpool_output_debug_info): Remove.
9455 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
9457 PR rtl-optimization/39241
9458 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
9459 to subreg_offset_representable_p.
9461 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9463 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
9464 execute function prototype. Get f and nregs from max_reg_num
9465 and get_insns. Remove the first backward pass as it's dead,
9466 guard the forward pass by flag_expensive_optimizations.
9467 (rest_of_handle_regmove): Delete.
9468 (pass_regmove): Replace it with regmove_optimize.
9470 2009-02-25 Martin Jambor <mjambor@suse.cz>
9472 PR tree-optimization/39259
9473 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
9474 calls_alloca function flags.
9475 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
9478 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
9480 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
9481 flags_set_1_rtx, flags_set_1_set): Delete.
9482 (regmove_optimize): Do not call mark_flags_life_zones.
9484 2009-02-24 Julian Brown <julian@codesourcery.com>
9487 * config/arm/arm.c (require_pic_register): Only set
9488 cfun->machine->pic_reg once per function.
9490 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
9492 * doc/invoke.texi (Link Options): Document an easier way to pass
9493 options that take arguments to the GNU linker using -Xlinker and -Wl.
9495 2009-02-24 Steve Ellcey <sje@cup.hp.com>
9498 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
9500 2009-02-24 Richard Guenther <rguenther@suse.de>
9503 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
9505 2009-02-24 Richard Guenther <rguenther@suse.de>
9506 Zdenek Dvorak <ook@ucw.cz>
9508 PR tree-optimization/39233
9509 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
9510 from converting them to a generic type.
9512 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
9514 PR tree-optimization/39260
9515 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
9516 contains a condition with a real type.
9517 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
9519 2009-02-23 Jason Merrill <jason@redhat.com>
9522 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
9523 narrowing_initializer_constant_valid_p.
9524 (narrowing_initializer_constant_valid_p): Don't return
9525 null_pointer_node for adding a pointer to itself.
9527 2009-02-23 Jan Hubicka <jh@suse.cz>
9530 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
9533 2009-02-23 Jan Hubicka <jh@suse.cz>
9535 PR tree-optimization/37709
9536 * tree.c (block_ultimate_origin): Move here from dwarf2out.
9537 * tree.h (block_ultimate_origin): Declare.
9538 * dwarf2out.c (block_ultimate_origin): Move to tree.c
9539 * tree-ssa-live.c (remove_unused_scope_block_p):
9540 Eliminate blocks containig no instructions nor live variables nor
9542 (dump_scope_block): New function.
9543 (remove_unused_locals): Enable removal of dead blocks by default;
9544 enable dumping at TDF_DETAILS.
9546 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9548 * config/i386/i386.c (classify_argument): Don't allow COImode
9550 (function_arg_advance_32): Don't allow OImode.
9551 (function_arg_32): Likewise.
9552 (function_value_32): Likewise.
9553 (return_in_memory_32): Likewise.
9554 (function_arg_64): Remove OImode comment.
9556 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9559 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9560 ix86_expand_vector_set for V4DImode in 64bit mode only.
9561 (ix86_expand_vector_init_one_var): Likewise.
9563 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
9565 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
9567 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9570 * loop-iv.c: Revert last change.
9571 * emit-rtl.c: Likewise.
9573 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
9576 * config/i386/i386.c (type_natural_mode): Remove an extra
9577 space in the warning message.
9578 (function_value_32): Handle 32-byte vector modes.
9579 (return_in_memory_32): Likewise.
9581 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
9583 * loop-iv.c (truncate_value): New function.
9584 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
9586 (lowpart_subreg): Move to...
9587 * emit-rtl.c: ...here.
9589 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
9591 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
9592 accidental and undocumented change at revision 140860.
9594 2009-02-21 Joseph Myers <joseph@codesourcery.com>
9596 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
9597 take gimple_seq * arguments.
9598 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
9599 types_compatible_p langhook.
9601 2009-02-20 Mark Mitchell <mark@codesourcery.com>
9602 Joseph Myers <joseph@codesourcery.com>
9604 * config/arm/arm.c (arm_builtin_va_list): New function.
9605 (arm_expand_builtin_va_start): Likewise.
9606 (arm_gimplify_va_arg_expr): Likewise.
9607 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
9608 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
9609 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
9610 (va_list_type): New variable.
9611 (arm_mangle_type): Mangle va_list_type appropriately.
9613 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9616 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
9617 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
9618 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
9619 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
9620 parameter to 1000 for -O1 by default.
9621 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
9623 * loop-invariant.c: Include params.h.
9624 (move_loop_invariants): Don't call move_single_loop_invariants on
9627 2009-02-20 Jaka Mocnik <jaka@xlab.si>
9629 * calls.c (emit_library_call_value_1): Use slot_offset instead of
9630 offset when calculating bounds for indexing stack_usage_map. Fixes
9631 a buffer overflow with certain target setups.
9633 2009-02-20 Jakub Jelinek <jakub@redhat.com>
9636 * calls.c (expand_call): Clear try_tail_call if caller and callee
9637 disagree in promotion of function return value.
9639 2009-02-19 Jakub Jelinek <jakub@redhat.com>
9642 * c-common.c (c_determine_visibility): If visibility changed and
9643 DECL_RTL has been already set, call make_decl_rtl to update symbol
9646 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
9649 * varasm.c (assemble_variable): Don't check DECL_NAME when
9650 globalizing a variable.
9652 2009-02-19 Joseph Myers <joseph@codesourcery.com>
9655 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
9656 expression before any __builtin_trap call.
9657 * c-typeck.c (build_function_call): Convert and check function
9658 arguments before generating a call to a trap. Evaluate the
9659 function arguments before the trap.
9661 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
9664 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
9665 (UNSPEC_FXAM_MEM): New unspec.
9666 (fxam<mode>2_i387_with_temp): New insn and split pattern.
9667 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
9668 memory using fxam<mode>2_i387_with_temp to remove excess precision.
9670 2009-02-19 Richard Guenther <rguenther@suse.de>
9672 PR tree-optimization/39207
9673 PR tree-optimization/39074
9674 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
9675 storedanything_tree): New.
9676 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
9677 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
9678 (build_succ_graph): Add edges from STOREDANYTHING to all
9680 (init_base_vars): Initialize STOREDANYTHING.
9681 (compute_points_to_sets): Free substitution info after
9682 building the succ graph.
9683 (ipa_pta_execute): Likewise.
9685 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
9687 (do_ds_constraint): Do not add to special var or non-pointer
9689 (type_could_have_pointers): Split out from ...
9690 (could_have_pointers): ... here. For arrays use the element type.
9691 (create_variable_info_for): Initialize may_have_pointers.
9692 (new_var_info): Likewise.
9693 (handle_lhs_call): Make the HEAP variable unknown-sized.
9694 (intra_create_variable_infos): Use a type with pointers for
9695 PARM_NOALIAS, make it unknown-sized.
9697 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
9700 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
9702 2009-02-18 Jason Merrill <jason@redhat.com>
9705 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
9706 value if DECL_EXTERNAL.
9707 * tree-sra.c (sra_walk_gimple_assign): Likewise.
9708 * target.h (gcc_target::binds_local_p): Clarify "module".
9709 * tree.h (TREE_PUBLIC): Clarify "module".
9711 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
9714 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
9715 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
9717 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
9720 * c.opt (Wabi): Support C and ObjC.
9723 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
9725 * config/i386/i386.c (classify_argument): Warn once about the ABI
9726 change when passing union with long double.
9728 * doc/invoke.texi: Update -Wabi for warning psABI changes.
9730 2009-02-18 Joseph Myers <joseph@codesourcery.com>
9733 * c-parser.c (c_parser_compound_statement): Always enter and leave
9736 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9739 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
9741 2009-02-18 Jakub Jelinek <jakub@redhat.com>
9743 PR tree-optimization/36922
9744 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
9745 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
9748 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9750 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
9753 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9755 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
9757 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
9759 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
9762 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
9763 Richard Sandiford <rdsandiford@googlemail.com>
9765 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
9766 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
9767 (loongson_biadd): ...this.
9769 2009-02-17 Richard Guenther <rguenther@suse.de>
9771 PR tree-optimization/39202
9772 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
9773 a var make sure to follow existing collapses.
9775 2009-02-17 Richard Guenther <rguenther@suse.de>
9778 * langhooks.c (lhd_print_error_function): Check for NULL block.
9780 2009-02-17 Richard Guenther <rguenther@suse.de>
9782 PR tree-optimization/39204
9783 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
9786 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
9788 * config/soft-fp/double.h: Update from glibc CVS.
9790 2009-02-17 Richard Guenther <rguenther@suse.de>
9792 PR tree-optimization/39207
9793 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
9794 strict-aliasing warnings for pointers pointing to NULL.
9796 2009-02-16 Joseph Myers <joseph@codesourcery.com>
9799 * c-parser.c (c_parser_braced_init): Call pop_init_level when
9800 skipping until next close brace.
9802 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
9805 * config/i386/i386.c (ix86_expand_push): Set memory alignment
9806 to function argument boundary.
9808 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
9810 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
9811 in the lea_add. Reload eventually constraints it properly.
9812 * config/picochip/constraints.md: Remove the target constraint
9813 "b", since it is not needed anymore.
9815 2009-02-16 Jakub Jelinek <jakub@redhat.com>
9817 * gthr-dce.h: Uglify function parameter and local variable names.
9818 * gthr-gnat.h: Likewise.
9819 * gthr-mipssde.h: Likewise.
9820 * gthr-nks.h: Likewise.
9821 * gthr-posix95.h: Likewise.
9822 * gthr-posix.h: Likewise.
9823 * gthr-rtems.h: Likewise.
9824 * gthr-single.h: Likewise.
9825 * gthr-solaris.h: Likewise.
9826 * gthr-tpf.h: Likewise.
9827 * gthr-vxworks.h: Likewise.
9828 * gthr-win32.h: Likewise.
9830 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
9833 * config/i386/i386.md: Restrict the new peephole2 to move
9834 between MMX/SSE registers.
9836 2009-02-15 Richard Guenther <rguenther@suse.de>
9839 2009-02-13 Richard Guenther <rguenther@suse.de>
9841 * configure.ac: Enable LFS.
9842 * configure: Re-generate.
9843 * config.in: Likewise.
9845 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9847 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
9848 spu_srqwbyte, spu_srqwbytebc): Define.
9849 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
9850 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
9851 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
9852 "shrqby_<mode>"): New insn-and-split patterns.
9853 * config/spu/spu.c (expand_builtin_args): Determine and return
9854 number of operands using spu_builtin_description data.
9855 (spu_expand_builtin_1): Use it.
9857 2009-02-13 Steve Ellcey <sje@cup.hp.com>
9860 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
9863 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9866 * config/i386/i386.c (override_options): Correct warning
9867 messages for -malign-loops, -malign-jumps and -malign-functions.
9869 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9872 * config/i386/i386.md: Restrict the new peephole2 to move
9873 between the general purpose registers.
9875 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
9878 * config/i386/i386.c (type_natural_mode): Add a new argument.
9879 Return the original mode and warn ABI change if vector size is 32byte.
9880 (function_arg_advance): Updated.
9881 (function_arg): Likewise.
9882 (ix86_function_value): Likewise.
9883 (ix86_return_in_memory): Likewise.
9884 (ix86_sol10_return_in_memory): Likewise.
9885 (ix86_gimplify_va_arg): Likewise.
9886 (function_arg_32): Don't warn ABX ABI change here.
9887 (function_arg_64): Likewise.
9889 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
9891 * loop-iv.c (implies_p): In the final case, test that operands 0
9892 of the two comparisons match.
9894 * config/bfin/bfin.c (find_prev_insn_start): New function.
9895 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
9896 (find_next_insn_start): Move.
9898 2009-02-13 Richard Guenther <rguenther@suse.de>
9900 * configure.ac: Enable LFS.
9901 * configure: Re-generate.
9902 * config.in: Likewise.
9904 2009-02-13 Joseph Myers <joseph@codesourcery.com>
9907 * c-parser.c (c_parser_parms_list_declarator): Discard pending
9908 sizes on syntax error after some arguments have been parsed.
9910 2009-02-12 Jakub Jelinek <jakub@redhat.com>
9912 * doc/invoke.texi (-fira): Remove.
9914 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9916 * caller-save.c: Replace regclass.c with reginfo.c in comments.
9917 * recog.c: Likewise.
9920 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
9922 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
9923 (umul_ppmm): Likewise.
9924 (count_leading_zeros): Likewise.
9925 (count_trailing_zeros): Likewise.
9926 (UMUL_TIME): Likewise.
9928 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9930 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
9931 soft-fp/t-softfp to tmake_file.
9933 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
9934 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
9935 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
9936 IA64_BUILTIN_INFQ]: New.
9937 (ia64_init_builtins): Initialize __builtin_infq,
9938 __builtin_fabsq and __builtin_copysignq if not HPUX.
9939 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
9940 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
9942 * config/ia64/lib1funcs.asm (__divtf3): Define only if
9944 (__fixtfti): Likewise.
9945 (__fixunstfti): Likewise.
9946 (__floattitf): Likewise.
9948 * config/ia64/libgcc-glibc.ver: New.
9949 * config/ia64/t-fprules-softfp: Likewise.
9950 * config/ia64/sfp-machine.h: Likewise.
9952 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
9953 (LIBGCC2_TF_CEXT): Likewise.
9954 (TF_SIZE): Likewise.
9955 (TARGET_INIT_LIBFUNCS): Likewise.
9957 * config/ia64/t-glibc (SHLINB_MAPFILES):
9958 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
9960 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
9962 * config/i386/i386.c (construct_container): Rewrite processing
9963 BLKmode with X86_64_SSE_CLASS.
9965 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
9968 * config/i386/i386.md: Replace simplify_replace_rtx with
9969 replace_rtx in the new peephole2.
9971 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
9973 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
9974 loop unrolling do not happen at -O2.
9976 2009-02-12 Michael Matz <matz@suse.de>
9978 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
9980 2009-02-12 Jakub Jelinek <jakub@redhat.com>
9982 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
9985 2009-02-12 Ben Elliston <bje@au.ibm.com>
9987 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
9988 patterns when updating the back chain. Missed in the 2009-02-10
9991 2009-02-11 Janis Johnson <janis187@us.ibm.com>
9993 * doc/extend.texi (Decimal Floating Types): Update identifier of
9994 draft TR and list of missing support.
9996 2009-02-11 Jakub Jelinek <jakub@redhat.com>
9999 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
10000 bit to variable length decl's flags, add it also to its
10001 pointer replacement variable.
10003 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
10004 Jakub Jelinek <jakub@redhat.com>
10007 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
10008 (memory_blockage): New expander.
10009 (*memory_blockage): New insn pattern.
10010 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
10011 instead of general blockage at the end of function prologue when
10012 frame pointer is used to access red zone area. Do not emit blockage
10013 when profiling, it is emitted in generic code.
10014 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
10015 function epilogue when frame pointer is used to access red zone area.
10017 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
10020 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
10021 by arithmetic with memory operands.
10022 * config/i386/predicates.md (commutative_operator): New.
10024 2009-02-10 Janis Johnson <janis187@us.ibm.com>
10026 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
10029 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
10031 * alias.h (record_alias_subset): Declare.
10032 * alias.c (record_alias_subset): Make global.
10034 2009-02-10 Nick Clifton <nickc@redhat.com>
10036 * tree-parloops.c: Change license to GPLv3.
10037 * ipa-struct-reorg.c: Change license to GPLv3.
10038 * ipa-struct-reorg.h: Change license to GPLv3.
10040 2009-02-10 Steve Ellcey <sje@cup.hp.com>
10043 * c-decl.c (start_struct): Return NULL on error.
10045 2009-02-10 Jakub Jelinek <jakub@redhat.com>
10047 PR middle-end/39124
10048 * cfgloopmanip.c (remove_path): Call remove_bbs after
10049 cancel_loop_tree, not before it.
10052 * function.h (struct function): Add has_local_explicit_reg_vars bit.
10053 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
10054 VAR_DECLs were seen.
10055 * tree-ssa-live.c (remove_unused_locals): Recompute
10056 cfun->has_local_explicit_reg_vars.
10057 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
10058 copies or clearings if cfun->has_local_explicit_reg_vars.
10060 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
10063 * config/i386/i386.c (expand_prologue): Emit blockage at the end
10064 of function prologue when frame pointer is used to access
10067 2009-02-10 Richard Guenther <rguenther@suse.de>
10069 PR middle-end/39127
10070 * gimplify.c (gimple_regimplify_operands): Always look if
10071 we need to create a temporary.
10073 2009-02-10 Richard Guenther <rguenther@suse.de>
10075 PR tree-optimization/39132
10076 * tree-loop-distribution.c (todo): New global var.
10077 (generate_memset_zero): Trigger TODO_rebuild_alias.
10078 (tree_loop_distribution): Return todo.
10080 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
10083 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
10084 (x86_64_reg_class_name): Removed.
10085 (classify_argument): Return 0 if bytes > 32. Return 0 if the
10086 first one isn't X86_64_SSE_CLASS or any other ones aren't
10087 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
10088 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
10089 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
10090 and 3 X86_64_SSEUP_CLASS.
10091 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
10092 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
10094 2009-02-10 Ben Elliston <bje@au.ibm.com>
10096 * config/rs6000/rs6000.md (allocate_stack): Always use an update
10097 form instruction to update the stack back chain word, even if the
10098 user has disabled the generation of update instructions.
10099 (movdi_<mode>_update_stack): New.
10100 (movsi_update_stack): Likewise.
10101 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
10102 always use an update form instruction to update the stack back
10105 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
10107 PR middle-end/38953
10108 * graphite.c (if_region_set_false_region): After moving a region in
10109 the false branch of a condition, remove the empty dummy basic block.
10110 (gloog): Remove wrong fix for PR38953.
10112 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10114 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
10115 generation due to implicit sign extension.
10117 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
10119 PR middle-end/38981
10120 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
10121 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
10123 2009-02-09 Richard Guenther <rguenther@suse.de>
10125 PR middle-end/35202
10126 * convert.c (convert_to_real): Disable (float)fn((double)x)
10127 to fnf(x) conversion if errno differences may occur and
10128 -fmath-errno is set.
10130 2009-02-07 Anatoly Sokolov <aesok@post.ru>
10132 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
10133 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10134 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10136 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10139 * c-common.c (handle_alias_attribute): Disallow attribute for
10140 anything not a FUNCTION_DECL or VAR_DECL.
10142 2009-02-06 Janis Johnson <janis187@us.ibm.com>
10145 * real.c (do_compare): Special-case compare of zero against
10146 decimal float value.
10148 2009-02-06 Joseph Myers <joseph@codesourcery.com>
10151 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
10152 as indicating flexible array members unless the field itself is
10153 being declarared as the incomplete array.
10155 2009-02-06 Jan Hubicka <jh@suse.cz>
10157 PR tree-optimization/38844
10158 * ipa-inline.c (try_inline): Stop inlining recursion when edge
10159 is already inlined.
10161 2009-02-06 Richard Guenther <rguenther@suse.de>
10163 PR middle-end/38977
10164 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
10165 fork because we may expand it as __gcov_fork.
10167 2009-02-06 Nick Clifton <nickc@redhat.com>
10169 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
10171 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
10173 PR tree-optimization/35659
10174 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
10175 vn_phi_eq): Shortcut if hashcode does not match.
10176 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
10178 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
10179 and avoid iterative_hash_expr.
10180 (FOR_EACH_VALUE_ID_IN_SET): New.
10181 (value_id_compare): Remove.
10182 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
10183 sort expressions by value id.
10185 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
10188 * config/sh/predicates.md (general_movsrc_operand): Don't check
10189 the subreg of system registers here.
10191 2009-02-05 Jakub Jelinek <jakub@redhat.com>
10194 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
10195 on the copied decl.
10197 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
10199 PR rtl-optimization/39110
10200 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
10201 addresses, not aligned ones.
10203 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
10204 Richard Guenther <rguenther@suse.de>
10206 PR tree-optimization/39100
10207 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
10208 comment says and add edges.
10210 2009-02-05 Joseph Myers <joseph@codesourcery.com>
10213 * c-common.c (handle_tls_model_attribute): Ignore attribute for
10214 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
10216 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
10218 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
10219 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
10220 register_bb_in_sese, new_sese, free_sese): Moved.
10221 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
10222 outermost_loop_in_scop, build_scop_iteration_domain,
10223 expand_scalar_variables_ssa_name, get_vdef_before_scop,
10224 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
10225 Use loop_in_sese_p instead of loop_in_scop_p.
10226 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
10227 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
10228 (scopdet_basic_block_info): Fix bug in scop detection.
10229 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
10230 eq_loop_to_cloog_loop): Remove.
10231 (nb_loops_around_loop_in_scop, nb_loop
10232 ref_nb_loops): Moved here...
10233 * graphite.h (ref_nb_loops): ... from here.
10234 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
10235 (loop_domain_dim, loop_iteration_vector_dim): Remove.
10236 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
10237 * testsuite/gcc.dg/graphite/scop-19.c: New
10239 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
10240 Hans-Peter Nilsson <hp@axis.com>
10242 PR rtl-optimization/37889
10243 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
10244 Move offset handling from PLUS to before the switch. Use new
10245 arguments when considering SYMBOL_REFs too.
10246 (rtx_addr_can_trap_p): Pass dummy offset and size.
10247 (enum may_trap_p_flags): Remove.
10248 (may_trap_p_1): Pass size from MEM_SIZE.
10250 PR rtl-optimization/38921
10251 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
10252 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
10253 * rtlanal.c (may_trap_after_code_motion_p): Delete.
10254 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
10256 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
10258 AVX Programming Reference (January, 2009)
10259 * config/i386/sse.md (*vpclmulqdq): New.
10261 2009-02-04 Jakub Jelinek <jakub@redhat.com>
10263 PR tree-optimization/38977
10264 PR gcov-profile/38292
10265 * calls.c (special_function_p): Disregard __builtin_ prefix.
10267 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
10269 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
10270 non-indexable addresses even before reload.
10272 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10275 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
10276 as having variable size. Do not give an error for unnamed
10277 parameters with [*] declarators. Give a warning for type names
10278 with [*] declarators and mark them as variable size.
10279 * c-parser.c (c_parser_sizeof_expression): Do not give an error
10280 for sizeof applied to [*] type names.
10282 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10285 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
10287 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10289 * gcc.c (process_command): Update copyright notice dates.
10290 * gcov.c (print_version): Likewise.
10291 * gcov-dump.c (print_version): Likewise.
10292 * mips-tfile.c (main): Likewise.
10293 * mips-tdump.c (main): Likewise.
10295 2009-02-03 Joseph Myers <joseph@codesourcery.com>
10298 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
10299 for composite type involving a zero-length array type.
10301 2009-02-03 Jakub Jelinek <jakub@redhat.com>
10304 * function.c (match_asm_constraints_1): Skip over
10305 initial optional % in the constraint.
10307 PR inline-asm/39059
10308 * c-parser.c (c_parser_postfix_expression): If fixed point is not
10309 supported, don't accept FIXED_CSTs.
10310 * c-decl.c (finish_declspecs): Error if fixed point is not supported
10311 and _Sat is used without _Fract/_Accum. Set specs->type to
10312 integer_type_node for cts_fract/cts_accum if fixed point is not
10315 2009-02-02 Catherine Moore <clm@codesourcery.com>
10317 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
10319 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
10321 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
10322 (ABI_HAS_64BIT_SYMBOLS): Use it.
10323 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
10325 2009-02-02 Paul Brook <paul@codesourcery.com>
10327 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
10329 2009-02-02 Jakub Jelinek <jakub@redhat.com>
10331 PR inline-asm/39058
10332 * recog.h (asm_operand_ok): Add constraints argument.
10333 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
10334 recurse on matching constraint.
10335 (check_asm_operands): Pass constraints as 3rd argument to
10336 asm_operand_ok. Don't look up matching constraint here.
10337 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
10340 2009-02-02 Ben Elliston <bje@au.ibm.com>
10342 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
10343 TARGET_NARROW_VOLATILE_BITFIELD macro names.
10345 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10347 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
10348 information. Remove some obsolete information. Reorganize.
10350 * config/pa/fptr.c: Revert license to GPL 2.
10351 * config/pa/milli64.S: Likewise.
10353 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10356 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
10357 LIBRARY name in, instead of hard-coding it.
10358 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
10359 extra target make frag to tmake_files according to EH model.
10360 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
10361 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
10362 frags that define makefile variable EH_MODEL appropriately.
10363 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
10364 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
10365 to "-sjlj" according to type of EH configured.
10366 (LIBGCC_SONAME): Concatenate it to shared library base name.
10367 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
10368 to "_sjlj" according to type of EH configured.
10369 (LIBGCC_SONAME): Concatenate it to shared library base name.
10370 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
10371 (SHLIB_LINK): Add missing semicolon to if-else construct.
10372 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10373 string value of "pe_dll" command-line option.
10374 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
10375 (SHLIB_SONAME): Use it when overriding t-cygming default.
10376 (SHLIB_IMPLIB): Override t-cygming default.
10377 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
10378 string value of "pe_dll" command-line option.
10380 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
10383 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
10384 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
10386 2009-01-31 Richard Guenther <rguenther@suse.de>
10388 PR tree-optimization/38937
10389 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
10390 computing the transitive closure.
10392 2009-01-30 Richard Guenther <rguenther@suse.de>
10394 PR tree-optimization/39041
10395 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10396 Propagate variable indices only if the types match for this stmt.
10398 2009-01-30 Jakub Jelinek <jakub@redhat.com>
10401 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
10402 inline but never defined.
10404 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
10406 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
10407 (*insv_h_di_reg_extimm): New insn.
10408 (*insv_l<mode>_reg_extimm): New insn.
10410 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10412 * config/picochip/picochip.c (flag_conserve_stack): set
10413 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
10414 fconserve-stack. Reduce call-overhead used by inliner.
10416 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
10419 * common.opt (flag_conserve_stack): Initialised to zero.
10421 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
10424 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
10425 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
10428 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
10430 * ira-color.c (allocno_reload_assign): Update comments.
10431 * regmove.c (regmove_optimize): Likewise.
10435 2009-01-29 Robert Millan <rmh@aybabtu.com>
10437 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
10438 * config/i386/kopensolaris-gnu.h: New file. Undefine
10439 `MD_UNWIND_SUPPORT'.
10440 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
10442 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
10444 PR tree-optimization/39007
10445 * tree-loop-distribution.c (generate_builtin): Use
10446 recompute_dominator to compute the immediate dominator of the
10447 basic block just after the loop.
10449 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10451 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
10452 (ASM_OUTPUT_DWARF_PCREL): Define.
10454 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
10456 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
10457 * doc/passes.texi: Remove entries about regclass, local-alloc, and
10458 global. Modify entries about regmove and IRA.
10460 * ra-conflict.c: Remove the file.
10462 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
10464 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
10465 (pass_regclass_init): Rename to pass_reginfo_init.
10467 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
10469 * toplev.h (flag_ira): Remove.
10471 * caller-save.c (setup_save_areas): Remove flag_ira.
10473 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
10475 * global.c: Remove the file.
10477 * opts.c (decode_options): Remove flag_ira.
10479 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
10481 * regmove.c: Modify file description.
10482 (find_use_as_address, try_auto_increment): Define them only if
10483 AUTO_INC_DEC is defined.
10484 (replacement_quality, replace_in_call_usage, fixup_match_1,
10485 stable_and_no_regs_but_for_p): Remove.
10486 (reg_set_in_bb): Make it static.
10487 (regmove_optimize): Remove flag_ira and code which worked for
10490 * local-alloc.c: Remove the file.
10492 * common.opt (fira): Remove.
10494 * ira.c: Include except.h.
10495 (eliminable_regset): Move from global.c.
10496 (mark_elimination): Ditto. Remove flag_ira.
10497 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
10498 equiv_mem_modified, validate_equiv_mem_from_store,
10499 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
10500 contains_replace_regs, memref_referenced_p, memref_used_between_p,
10501 no_equiv, recorded_label_ref): Move from local-alloc.c.
10502 (update_equiv_regs): Ditto. Make it static.
10503 (print_insn_chain, print_insn_chains): Move it from global.c.
10504 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
10505 (build_insn_chain): Ditto. Make it static.
10506 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
10507 Rename to init_live_subregs.
10508 (gate_ira): Remove flag_ira.
10510 * regclass.c: Rename reginfo.c. Change file description.
10511 (FORBIDDEN_INC_DEC_CLASSES): Remove.
10512 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
10513 (init_reg_sets_1): Remove code for evaluation of
10514 reg_class_superclasses and losing_caller_save_reg_set.
10515 (init_regs): Remove init_reg_autoinc.
10516 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
10517 ok_for_base_p_nonstrict): Remove.
10518 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
10519 (pass_regclass_init): Rename to pass_reginfo_init. Modify
10520 corresponding entries.
10521 (dump_regclass, record_operand_costs, scan_one_insn,
10522 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
10523 record_address_regs, auto_inc_dec_reg_p): Remove.
10524 (gt-regclass.h): Rename to gt-reginfo.h.
10526 * rtl.h (dump_global_regs, retry_global_alloc,
10527 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
10529 * Makefile.in (RA_H): Remove.
10530 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
10531 Rename regclass.o to reginfo.o.
10532 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
10534 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
10535 (GTFILES): Rename regclass.c to reginfo.c.
10537 * passes.c (init_optimization_passes): Remove pass_local_alloc and
10538 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
10540 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
10541 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
10543 (finish_spills): Ditto. Remove code for !flag_ira.
10545 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
10547 PR middle-end/35854
10548 * doc/invoke.texi (rtl debug options): Complete rewrite.
10549 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
10551 * mode-switching.c (pass_mode_switching): Rename pass from
10552 "mode-sw" to "mode_sw".
10553 * except.c (pass_convert_to_eh_ranges): Rename pass from
10554 "eh-ranges" to "eh_ranges".
10555 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
10559 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
10560 Alexander Monakov <amonakov@ispras.ru>
10562 PR middle-end/38857
10563 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
10565 (move_exprs_to_boundary): Change return type and pass through
10566 should_move from move_op. Relax assert. Update usage ...
10567 (schedule_expr_on_boundary): ... here. Use should_move instead of
10569 (move_op_orig_expr_found): Indicate that insn was disconnected from
10571 (code_motion_process_successors): Do not call after_merge_succs
10572 callback if original expression was not found when traversing any of
10574 (code_motion_path_driver): Change return type. Update prototype.
10575 (move_op): Update comment. Add a new parameter (should_move). Update
10576 prototype. Set *should_move based on indication provided by
10577 move_op_orig_expr_found.
10579 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
10581 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
10582 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
10583 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
10584 * config/rs6000/rs6000.c (rs6000_override_options): Default
10585 avoid-indexed-addresses on for Power6, off for everything else.
10586 (avoiding_indexed_address_p): New function.
10587 (rs6000_legitimize_address): Use it.
10588 (rs6000_legitimate_address): Likewise.
10589 * config/rs6000/rs6000.md (movXX_updateX): Likewise
10591 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
10593 PR tree-optimization/38997
10594 * tree-loop-distribution.c (generate_memset_zero): Use
10595 POINTER_PLUS_EXPR for a pointer addition.
10597 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
10599 * config/s390/s390.md (bswap<mode>2): New pattern added.
10601 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10603 * config/s390/s390.md (*tls_load_31): Added type attribute.
10605 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10607 * config/s390/s390.md: Fix a few comments.
10609 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
10611 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
10612 (*tm<mode>_full): Fixed z10prop attribute.
10613 (*tst<mode>_extimm): Fixed z10prop attribute.
10614 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
10615 (*tstqiCCT_cconly): Fixed z10prop attribute.
10616 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
10617 (*movsi_larl): Fixed z10prop attribute.
10618 (*movsi_zarch): Fixed z10prop attribute.
10619 (*movsi_eas): Fixed z10prop attribute.
10620 (*movhi): Fixed z10prop attribute.
10621 (*movqi): Fixed z10prop attribute.
10622 (*movstrictqi): Fixed z10prop attribute.
10623 (*mov<mode>): Fixed z10prop attribute.
10624 (*movcc): Fixed z10prop attribute.
10625 (*sethighpartdi_64): Fixed z10prop attribute.
10626 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
10627 (*negdi2_sign_cc): Fixed z10prop attribute.
10628 (*negdi2_sign): Fixed z10prop attribute.
10629 (*absdi2_sign_cc): Fixed z10prop attribute.
10630 (*absdi2_sign): Fixed z10prop attribute.
10631 (*negabsdi2_sign_cc): Fixed z10prop attribute.
10632 (*negabsdi2_sign): Fixed z10prop attribute.
10633 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
10634 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
10635 (doloop_si64): Fixed z10prop attribute.
10636 (doloop_si31): Fixed z10prop attribute.
10637 (doloop_long): Fixed z10prop attribute.
10638 (indirect_jump): Fixed z10prop attribute.
10639 (nop): Fixed z10prop attribute.
10640 (main_base_64): Fixed z10prop attribute.
10641 (reload_base_64): Fixed z10prop attribute.
10643 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10645 PR rtl-optimization/38740
10646 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
10648 * config/mips/mips.c (mips_reorg): Likewise.
10650 2009-01-28 Richard Guenther <rguenther@suse.de>
10652 PR tree-optimization/38926
10653 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
10654 with the correct value id to a value.
10655 (do_regular_insertion): Use the value number of edoubleprime
10656 for the value number of the expr.
10659 2008-08-21 Richard Guenther <rguenther@suse.de>
10661 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
10662 a PHI ask VN if it is already available.
10663 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
10664 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
10666 2009-01-28 Jakub Jelinek <jakub@redhat.com>
10668 PR middle-end/38934
10669 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
10670 set to varying whenever max has TREE_OVERFLOW set, similarly
10671 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
10673 2009-01-28 Richard Guenther <rguenther@suse.de>
10675 PR middle-end/38908
10676 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
10677 uninitialized aggregate uses in call arguments.
10679 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
10681 PR tree-optimization/38984
10682 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
10683 the nothing_id variable if -fno-delete-null-pointer-checks.
10685 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
10688 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
10689 (set_got_offset_rex64): Ditto.
10691 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
10694 * doc/extend.texi: Improve local variable with asm reg.
10696 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
10698 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
10699 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
10700 was not supplied then set warn_packed_bitfield_compat to the
10701 default value of 1.
10702 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
10705 2009-01-27 Richard Guenther <rguenther@suse.de>
10707 PR tree-optimization/38503
10708 * cfgexpand.c (expand_gimple_basic_block): Ignore
10709 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
10710 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
10711 variables that cannot have TBAA applied.
10712 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
10715 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
10717 PR middle-end/38969
10718 * calls.c (initialize_argument_information): Do not wrap complex
10719 arguments in SAVE_EXPR.
10721 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
10723 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
10724 (INSTALL_LIBGCC): Revert typo commit.
10726 2009-01-26 Richard Guenther <rguenther@suse.de>
10728 PR tree-optimization/38745
10729 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
10730 from special handling.
10732 2009-01-26 Richard Guenther <rguenther@suse.de>
10734 PR tree-optimization/38745
10735 * tree-ssa.c (execute_update_addresses_taken): Do not include
10736 variables that cannot possibly be a register in not_reg_needs.
10737 Do not clear TREE_ADDRESSABLE on vars that may not become
10739 * tree-ssa.c (update_alias_info_1): Include those in the set
10740 of addressable vars.
10742 2009-01-26 Richard Guenther <rguenther@suse.de>
10744 PR middle-end/38851
10745 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
10746 * tree-ssa-dse.c: Include langhooks.h
10747 (execute_simple_dse): Remove stores with zero size.
10749 2009-01-24 Jakub Jelinek <jakub@redhat.com>
10752 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
10755 2009-01-24 Julian Brown <julian@codesourcery.com>
10757 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
10758 config/arm/linux-atomic.c.
10759 * config/arm/linux-atomic.c: New.
10761 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
10763 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
10764 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
10765 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
10767 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
10770 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
10773 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
10775 PR tree-optimization/38953
10776 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
10777 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
10778 (gloog): Split the exit of the scop when the scop exit is a loop exit.
10779 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
10782 2009-01-24 Paul Brook <paul@codesourcery.com>
10784 * config/arm/neon.md (neon_type): Move to arm.md.
10785 (neon_mov<VSTRUCT>): Add neon_type attribute.
10786 * config/arm/arm.md (neon_type): Move to here.
10787 (conds): Add "unconditioal" and use as default for NEON insns.
10789 2009-01-24 Ben Elliston <bje@au.ibm.com>
10791 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
10792 void *' warning from -Wc++-compat.
10793 * Makefile.in (dominance.o-warn): Remove.
10795 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
10797 PR tree-optimization/38932
10798 * fold-const.c (fold_unary_ignore_overflow): New.
10799 * tree.h (fold_unary_ignore_overflow): Declare.
10800 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
10801 * tree-ssa-sccvn.c (visit_reference_op_load,
10802 simplify_unary_expression): Likewise.
10804 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
10806 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
10807 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
10808 regardless of their type.
10809 * c-common.c (handle_packed_attribute): Don't ignore packed on
10811 * c.opt (Wpacked-bitfield-compat): New warning option.
10812 * stor-layout.c (place_field): Warn if offset of a field changed.
10813 * doc/extend.texi (packed): Mention the ABI change.
10814 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
10815 (Warning Options): Add it to the list.
10817 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
10819 * c-opts.c (c_common_post_options): Fix a typo in comments.
10821 2009-01-22 Steve Ellcey <sje@cup.hp.com>
10823 PR middle-end/38615
10824 * gimplify.c (gimplify_init_constructor): Fix promotion of const
10825 variables to static.
10826 * doc/invoke.texi (-fmerge-all-constants): Update description.
10828 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
10831 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
10832 (*movdi_1_rex64): Use type "mmx" for alternative 5.
10834 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
10836 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
10838 (LOCAL_ALIGNMENT): Similarly.
10840 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10841 Joseph Myers <joseph@codesourcery.com>
10843 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
10844 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
10845 * config/arm/arm-tune.md: Regenerate.
10846 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
10849 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
10851 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
10852 version number to five.
10854 2009-01-22 Dodji Seketeli <dodji@redhat.com>
10857 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
10858 * c-common.c (set_underlying_type): Likewise.
10859 (is_typedef_decl ): Likewise
10861 (set_underlying_type): Likewise.
10862 (is_typedef_type): Likewise.
10864 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
10866 PR middle-end/38587
10867 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
10870 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
10873 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
10874 (LIBGCC_SPEC): Don't define.
10875 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
10877 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
10879 PR rtl-optimization/38879
10880 * alias.c (base_alias_check): Unaligned access via AND address can
10881 alias all surrounding object types except those with sizes equal
10882 or wider than the size of unaligned access.
10884 2009-01-21 Dodji Seketeli <dodji@redhat.com>
10887 * c-decl.c (clone_underlying_type): Move this ...
10888 * c-common.c (set_underlying_type): ... here.
10889 Also, make sure the function properly sets TYPE_STUB_DECL() on
10890 the newly created typedef variant type.
10891 (is_typedef_decl ): New entry point.
10892 * tree.h: Added a new member member_types_needing_access_check to
10893 struct tree_decl_non_common.
10894 (set_underlying_type): New entry point.
10895 (is_typedef_type): Likewise.
10897 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
10899 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
10900 Check whether two instructions have memory references that
10901 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
10902 are helper functions for traversing.
10903 * alias.h (insn_alias_sets_confilict_p): New prototypes.
10904 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
10905 not to draw dependency edge for instructions with non-conflicting
10908 2009-01-20 Joseph Myers <joseph@codesourcery.com>
10911 * longlong.h: Update copyright years. Use soft-fp license notice.
10912 Sync __clz_tab declaration with glibc.
10914 2009-01-20 Steve Ellcey <sje@cup.hp.com>
10917 * doc/extend.texi (syscall_linkage): New.
10918 (version_id): Modify.
10920 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10921 Richard Guenther <rguenther@suse.de>
10923 PR tree-optimization/38747
10924 PR tree-optimization/38748
10925 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
10926 conversion if the base address is an indirect reference and the
10927 aliasing sets could cause issues.
10929 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
10931 * common.opt (fgraphite, fgraphite-identity): Add comment for
10932 explaining why these options are not documented.
10934 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
10936 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
10937 gimple_call_lhs is NULL.
10939 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
10942 * emit-rtl.c (adjust_address_1): Make sure memref is never
10945 2009-01-20 Ben Elliston <bje@au.ibm.com>
10947 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
10948 const qualifier from arg parameter. Remove unnecessary cast to char *.
10949 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
10950 const qualifier from arg 2.
10952 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
10954 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
10956 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
10959 * rtl.h (reinit_regs): New prototype.
10960 * regclass.c: Include ira.h.
10961 (reinit_regs): New.
10962 * Makefile.in (regclass.o): Add ira.h.
10963 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
10965 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
10968 * c-common.c (handle_aligned_attribute): Use
10969 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
10970 default alignment value.
10972 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
10974 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
10975 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
10977 * doc/extend.texi: Update __attribute__ ((aligned)). Document
10978 __BIGGEST_ALIGNMENT__.
10980 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
10982 2009-01-18 Richard Guenther <rguenther@suse.de>
10984 PR tree-optimization/38819
10985 * tree-flow.h (operation_could_trap_helper_p): Declare.
10986 * tree-eh.c (operation_could_trap_helper_p): Export.
10987 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
10988 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
10989 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
10990 are about to insert a possibly trapping instruction and fail
10993 2009-01-18 Andreas Schwab <schwab@suse.de>
10995 * doc/install.texi (Configuration): Remove obsolete paragraph
10996 about use of --with-gnu-ld with --with-gnu-as.
10998 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
11000 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
11001 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
11002 Follow spelling conventions.
11004 2009-01-18 Ben Elliston <bje@au.ibm.com>
11006 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
11007 C++ warning about implicit conversion from void * to struct
11009 (bitmap_obstack_free): Likewise for bitmap_element *.
11010 * Makefile.in (bitmap.o-warn): Remove.
11012 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
11014 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
11016 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
11017 Tobias Grosser <tobi.grosser@amd.com>
11019 * graphite.c (graphite_trans_scop_block): Do not block single
11022 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
11024 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
11025 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
11026 test with assertion.
11028 2009-01-16 Richard Guenther <rguenther@suse.de>
11030 PR tree-optimization/38835
11031 PR middle-end/36227
11032 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
11033 and INT + PTR -> (INT)(PTR p+ INT) folding.
11034 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
11036 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
11039 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
11040 the subreg from a lowpart subreg if it is also casting the value.
11042 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11043 Tobias Grosser <tobi.grosser@amd.com>
11045 * graphite.c (compare_prefix_loops): New.
11046 (build_scop_canonical_schedules): Rewritten.
11047 (graphite_transform_loops): Move build_scop_canonical_schedules
11048 after build_scop_iteration_domain.
11050 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
11051 Tobias Grosser <tobi.grosser@amd.com>
11053 * graphite.c (add_conditions_to_domain): Add the loops to
11054 the dimension of the iteration domain. Do copy the domain
11055 only when it exists.
11056 (build_scop_conditions_1): Do not call add_conditions_to_domain.
11057 (add_conditions_to_constraints): New.
11058 (can_generate_code_stmt, can_generate_code): Removed.
11059 (gloog): Do not call can_generate_code.
11060 (graphite_transform_loops): Call add_conditions_to_constraints
11061 after building the iteration domain.
11063 2009-01-16 Jakub Jelinek <jakub@redhat.com>
11065 PR tree-optimization/38789
11066 * tree-ssa-threadedge.c
11067 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
11068 __builtin_constant_p.
11070 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11072 * dce.c (delete_unmarked_insns): Reversed the order that insns are
11073 examined before deleting them.
11075 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
11077 * function.c (aggregate_value_p): Correctly extract the function
11078 type from CALL_EXPR_FN lookup.
11080 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
11082 * config/picochip/picochip.c (picochip_override_options): Revert
11083 CFI asm flag disable commited previously.
11085 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
11086 Tobias Grosser <tobi.grosser@amd.com>
11087 Jan Sjodin <jan.sjodin@amd.com>
11089 * graphite.c (scan_tree_for_params): On substractions negate
11090 all the coefficients of the term.
11091 (clast_to_gcc_expression_red): New. Handle reduction expressions
11092 of more than two operands.
11093 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
11094 (get_vdef_before_scop): Handle also the case of default definitions.
11096 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
11098 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
11099 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
11100 Also use them when walking CALL_INSN_FUNCTION_USAGE.
11102 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
11103 Joey Ye <joey.ye@intel.com>
11105 PR middle-end/37843
11106 * cfgexpand.c (expand_stack_alignment): Don't update stack
11107 boundary nor check incoming stack boundary here.
11108 (gimple_expand_cfg): Update stack boundary and check incoming
11109 stack boundary here.
11111 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
11113 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
11115 2009-01-14 Jakub Jelinek <jakub@redhat.com>
11117 PR rtl-optimization/38245
11118 * calls.c (expand_call): Add stack arguments to
11119 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11120 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
11121 in regs and partially in memory or BLKmode arguments.
11122 (emit_library_call_value_1): Add stack arguments to
11123 CALL_INSN_FUNCTION_USAGE even for pure calls (when
11124 ACCUMULATE_OUTGOING_ARGS).
11125 * dce.c: Include tm_p.h.
11126 (find_call_stack_args): New function.
11127 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
11129 (mark_insn): Call find_call_stack_args for CALL_Ps.
11130 (prescan_insns_for_dce): Walk insns backwards in bb rather than
11131 forwards. Allocate and free arg_stores bitmap if needed, pass it
11132 down to deletable_insn_p, don't mark stores set in arg_stores
11133 bitmap, clear the bitmap at the beginning of each bb.
11134 * Makefile.in (dce.o): Depend on $(TM_P_H).
11136 2009-01-14 Michael Meissner <gnu@the-meissners.org>
11139 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
11140 to make sure the insn is a conditional test (bug 22599). Reformat a
11143 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
11145 PR middle-end/38431
11146 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
11147 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
11148 (gloog): Do not call cleanup_tree_cfg.
11149 (graphite_transform_loops): Call cleanup_tree_cfg after all
11150 scops have been code generated.
11152 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
11153 * doc/gty.texi (Invoking the garbage collector): Added new node
11154 and section documenting ggc_collect.
11156 2009-01-14 Richard Guenther <rguenther@suse.de>
11158 PR tree-optimization/38826
11159 PR middle-end/38477
11160 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
11161 initialization notes only if we actually emitted a warning.
11162 (intra_create_variable_infos): Add constraints for a result decl
11163 that is passed by hidden reference.
11164 (build_pred_graph): Mark all related variables non-direct on
11167 2009-01-14 Nick Clifton <nickc@redhat.com>
11169 * ira-conflicts.c: Include addresses.h for the definition of
11171 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
11172 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
11174 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
11177 * Makefile.in (ira-lives.o): Add except.h.
11179 * ira-lives.c: Include except.h.
11180 (process_bb_node_lives): Process can_throw_internal.
11182 2009-01-13 Jakub Jelinek <jakub@redhat.com>
11184 PR rtl-optimization/38774
11185 * combine.c (simplify_set): When undoing cc_use change, don't do
11186 PUT_CODE on the newly created comparison, but instead put back the
11189 2009-01-13 Joseph Myers <joseph@codesourcery.com>
11191 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
11192 values. Remove duplicate arm8 entry.
11194 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11196 PR tree-optimization/38786
11197 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
11198 the SSA_NAME case of expand_scalar_variables_expr.
11199 Set the type of an expression to the type of its assign statement.
11200 (expand_scalar_variables_expr): Also gather the scalar computation
11201 used to index the memory access. Do not pass loop_p.
11202 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
11203 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
11204 the gimple_stmt_iterator where it inserts new code.
11205 Do not pass loop_p.
11206 (copy_bb_and_scalar_dependences): Do not pass loop_p.
11207 (translate_clast): Update call to copy_bb_and_scalar_dependences.
11209 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
11211 * graphite.h (debug_value): Removed.
11212 * graphite.c (debug_value): Removed.
11214 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11216 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
11217 ldrd/strd with two 32-bit instructions.
11219 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
11221 * config/arm/arm.c (struct processors): Pass for speed down into
11222 cost helper functions.
11223 (const_ok_for_op): Handle COMPARE and inequality nodes.
11224 (arm_rtx_costs_1): Rewrite.
11225 (arm_size_rtx_costs): Update prototype.
11226 (arm_rtx_costs): Pass speed down to helper functions.
11227 (arm_slowmul_rtx_costs): Rework cost calculations.
11228 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
11229 (arm_9e_rtx_costs): Likewise.
11231 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
11233 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
11234 relocations of local symbols wider than UNITS_PER_WORD are not valid.
11235 (alpha_legitimize_address): Do not split local symbols wider than
11236 UNITS_PER_WORD into HIGH/LO_SUM parts.
11238 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
11241 * gcc.c (process_command): Replace call to execvp with calls
11242 to pex_one and exit.
11244 2009-01-03 Anatoly Sokolov <aesok@post.ru>
11247 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
11248 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
11249 variant for devices with 3-byte PC.
11250 (__tablejump_elpm__): New.
11252 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11255 * c-parser.c (c_parser_postfix_expression): Allow `->' in
11256 offsetof member-designator, handle it as `[0].'.
11258 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11260 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
11261 function when not using named sections on targets with named sections
11262 if branch distance is less than 262132.
11264 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
11266 * combine.c (combine_instructions): Recompute
11267 optimize_this_for_speed_p for each BB in the main combine loop.
11269 2009-01-12 Tomas Bily <tbily@suse.cz>
11272 * tree-loop-distribution.c (prop_phis): New function.
11273 (generate_builtin): Call prop_phis.
11274 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
11276 2009-01-12 Jakub Jelinek <jakub@redhat.com>
11278 PR tree-optimization/38807
11279 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
11280 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
11282 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11284 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11285 subreg of op0 to the original op0.
11287 2009-01-11 Laurent GUERBY <laurent@guerby.net>
11289 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
11291 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
11294 * mips-tfile.c (parse_def): Fix parsing of def strings
11295 starting with digits.
11297 2009-01-10 Jakub Jelinek <jakub@redhat.com>
11300 * config/arm/arm.c (arm_is_long_call_p): Don't call
11301 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
11303 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
11305 * regrename.c (regrename_optimize): Fix dumping.
11306 (find_oldest_value_reg): Preserve REG_POINTER.
11307 (copy_hardreg_forward_1): Likewise.
11309 2009-01-09 Diego Novillo <dnovillo@google.com>
11311 * gimple.h (struct gimple_statement_base) <uid>: Document
11312 the restrictions on its use.
11313 (gimple_uid): Tidy.
11314 (gimple_set_uid): Tidy.
11316 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11318 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
11319 zero guard even if align_bytes != 0 and count is smaller than
11322 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
11324 PR rtl-optimization/38495
11325 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
11326 (add_range_and_copies_from_move_list): Print all added ranges.
11327 Add ranges to memory optimized destination.
11329 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11333 * config/i386/i386.c (override_options): Reject
11334 -mstringop-strategy=rep_8byte with -m32.
11335 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
11336 to 1. Do count comparison against epilogue_size_needed at compile
11337 time even when count_exp was constant forced into register. For
11338 size_needed don't jump to epilogue, instead just avoid aligning
11339 and invoke the body algorithm. If need_zero_guard, add zero guard
11340 even if count is non-zero, but smaller than size_needed + number of
11341 bytes that could be stored for alignment.
11342 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
11343 to 1. If need_zero_guard, add zero guard even if count is non-zero,
11344 but smaller than size_needed + number of bytes that could be stored
11345 for alignment. Compare size_needed with epilogue_size_needed instead
11346 of desired_align - align, don't adjust size_needed, pass
11347 epilogue_size_needed to the epilogue expanders.
11350 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
11352 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11354 * pa.c (last_address): Change to unsigned.
11355 (update_total_code_bytes): Change argument to unsigned. Don't
11356 check if insn addresses are set.
11357 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
11358 addresses are not set.
11359 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
11361 2009-01-09 Nick Clifton <nickc@redhat.com>
11363 * config/sh/symbian.c: Replace uses of DECL_INLINE with
11364 DECL_DECLARED_INLINE_P.
11366 2009-01-09 Jakub Jelinek <jakub@redhat.com>
11368 PR middle-end/38347
11369 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
11370 GET_MODE (op0) in operand_subword_force calls.
11372 PR middle-end/38771
11373 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
11374 fold_convert arg0 operands to TREE_TYPE (op0) first.
11376 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
11378 * params.def (ira-max-conflict-table-size): Decrease default value
11381 2009-01-08 Jakub Jelinek <jakub@redhat.com>
11383 PR tree-optimization/37031
11384 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
11386 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
11387 allocate it using gc instead of heap, use VEC_quick_push instead of
11389 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
11390 instead of heap, use VEC_quick_push instead of VEC_safe_push.
11391 * tree-data-ref.h (struct access_matrix): Change matrix to gc
11392 allocated vector from heap allocated.
11393 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
11394 * tree-loop-linear.c (linear_transform_loops): Allocate nest
11395 vector only after perfect_loop_nest_depth call.
11397 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
11398 Jan Sjodin <jan.sjodin@amd.com>
11400 PR tree-optimization/38559
11401 * graphite.c (debug_value, copy_constraint,
11402 swap_constraint_variables, scale_constraint_variable, ): New.
11403 (get_lower_bound, get_upper_bound): Removed.
11404 (graphite_trans_bb_strip_mine): Clean up this code that works
11405 only for constant number of iterations. Fully copy upper and
11406 lower bound constraints, not only the constant part of them.
11407 * graphite.h (debug_value): Declared.
11409 2009-01-08 Ira Rosen <irar@il.ibm.com>
11411 PR tree-optimization/37194
11412 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
11413 Don't add the cost of cost model guard in prologue to scalar
11414 outside cost in case of known number of iterations.
11416 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
11417 Alan Modra <amodra@bigpond.net.au>
11419 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
11420 non-word-aligned REG+CONST addressing.
11422 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11425 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
11426 free_after_compilation when outputting a thunk.
11427 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
11428 Do not call free_after_compilation here.
11430 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
11432 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
11433 (ix86_valid_target_attribute_inner_p): Ditto.
11435 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
11437 PR tree-optimization/38492
11438 PR tree-optimization/38498
11439 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
11440 * tree-chrec.h (scev_is_linear_expression): Declared.
11441 * graphite.c (graphite_cannot_represent_loop_niter): New.
11442 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
11443 (graphite_loop_normal_form): Use gcc_assert.
11444 (scan_tree_for_params): Use CASE_CONVERT.
11445 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
11446 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
11447 Use gcc_assert. Discard scops that contain unhandled cases.
11448 (build_scop_conditions): Return a boolean status for unhandled cases.
11449 (strip_mine_profitable_p): Print the loop number, not its depth.
11450 (is_interchange_valid): Pass the depth of the loop nest, don't
11451 recompute it wrongly.
11452 (graphite_trans_bb_block): Same.
11453 (graphite_trans_bb_block): Print tentative of loop blocking.
11454 (graphite_trans_scop_block): Do not print that the loop has been
11456 (graphite_transform_loops): Do not handle scops that contain condition
11459 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
11461 AVX Programming Reference (December, 2008)
11462 * config/i386/avxintrin.h (_mm256_stream_si256): New.
11463 (_mm256_stream_pd): Likewise.
11464 (_mm256_stream_ps): Likewise.
11466 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
11467 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
11468 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
11469 (bdesc_special_args): Add __builtin_ia32_movntdq256,
11470 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
11471 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
11472 (ix86_expand_special_args_builtin): Likewise.
11474 * config/i386/sse.md (AVXMODEDI): New.
11475 (avx_movnt<mode>): Likewise.
11476 (avx_movnt<mode>): Likewise.
11477 (<sse>_movnt<mode>): Remove AVX support.
11478 (sse2_movntv2di): Likewise.
11480 2009-01-07 Richard Guenther <rguenther@suse.de>
11482 PR middle-end/38751
11483 * fold-const.c (extract_muldiv): Remove obsolete comment.
11484 (fold_plusminus_mult_expr): Undo MINUS_EXPR
11485 to PLUS_EXPR canonicalization for the canonicalization.
11487 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
11489 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
11490 hosted cross-compilers generating less efficient code.
11492 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11494 * function.h (rtl_data): Add a dbr_scheduled_p field.
11495 * reorg.c (dbr_schedule): Set it.
11496 (gate_handle_delay_slots): Check it.
11497 * config/mips/mips.c (mips_base_delayed_branch): Delete.
11498 (mips_reorg): Check flag_delayed_branch instead of
11499 mips_base_delayed_branch.
11500 (mips_override_options): Don't set mips_base_delayed_branch
11501 or flag_delayed_branch.
11503 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
11505 PR rtl-optimization/38426.
11506 * ira.c (ira): Set current_function_is_leaf earlier.
11508 2009-01-06 Jakub Jelinek <jakub@redhat.com>
11510 PR rtl-optimization/38722
11511 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
11512 too early, only set a flag and modify after last possible
11515 2009-01-06 Janis Johnson <janis187@us.ibm.com>
11518 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
11519 * real.c (decimal_single_format): Correct values of emin and emax.
11520 (decimal_double_format): Ditto.
11521 (decimal_quad_format): Ditto.
11522 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
11523 computation of DECnn_MIN and DECnn_MAX for corrected values of
11524 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
11525 __DECnn_MIN__, and adjust its computation for the corrected value
11528 2009-01-06 Jan Hubicka <jh@suse.cz>
11531 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
11533 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
11535 * doc/contrib.texi (Contributors): Slightly adjust the end note.
11536 Add Robert Clark to the list of testers.
11538 2009-01-06 Jan Hubicka <jh@suse.cz>
11539 Kai Tietz <kai.tietz@onevision.com>
11541 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
11542 * config/i386/i386.c (ix86_expand_call): Add clobbers.
11544 2009-01-06 Jan Hubicka <jh@suse.cz>
11545 Kai Tietz <kai.tietz@onevision.com>
11547 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
11549 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
11550 (ix86_nsaved_regs): Count only general purpose regs.
11551 (ix86_nsaved_sseregs): New.
11552 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
11553 to 16 for w64; compute padding and size of sse reg save area.
11554 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
11555 general purpose regs.
11556 (ix86_emit_save_sse_regs_using_mov): New.
11557 (ix86_expand_prologue): Save SSE regs if needed.
11558 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
11559 (ix86_emit_restore_sse_regs_using_mov): New.
11560 (ix86_expand_epilogue): Save SSE regs if needed.
11562 2009-01-06 Jan Hubicka <jh@suse.cz>
11563 Kai Tietz <kai.tietz@onevision.com>
11565 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
11566 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
11567 functions when accumulate outgoing args is off.
11569 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11572 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
11573 before using pseudos_have_intersected_live_ranges_p.
11575 * ira-int.h (ira_assert): Always define.
11577 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
11579 AVX Programming Reference (December, 2008)
11580 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
11581 (_mm256_permute2_pd): Likewise.
11582 (_mm_permute2_ps): Likewise.
11583 (_mm256_permute2_ps): Likewise.
11584 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
11585 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
11587 * config/i386/i386.c (ix86_builtins): Remove
11588 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
11589 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
11590 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
11591 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
11592 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
11593 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
11594 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
11595 __builtin_ia32_vpermil2ps256.
11596 (ix86_init_mmx_sse_builtins): Updated.
11597 (ix86_expand_args_builtin): Likewise.
11599 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11601 * pa.c (output_call): Relocate non-jump insns in the delay slot of
11602 long absolute calls when generating PA 2.0 code.
11604 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
11606 PR rtl-optimization/38583
11607 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
11609 * params.def (ira-max-conflict-table-size): New.
11611 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
11613 * ira.h (ira_conflicts_p): New external definition.
11615 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
11616 table. Report this. Return result of building.
11617 (ira_build_conflicts): Use ira_conflicts_p. Check result of
11618 building conflict table.
11620 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
11621 (ira_color): Use ira_conflicts_p.
11623 * global.c: Include ira.h.
11624 (pseudo_for_reload_consideration_p, build_insn_chain): Use
11627 * Makefile.in (global.o): Add ira.h.
11629 * ira-build.c (mark_all_loops_for_removal,
11630 propagate_some_info_from_allocno): New.
11631 (remove_unnecessary_allocnos): Call
11632 propagate_some_info_from_allocno.
11633 (remove_low_level_allocnos): New.
11634 (remove_unnecessary_regions): Add parameter. Call
11635 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
11636 parameter to remove_unnecessary_regions.
11637 (ira_build): Remove all regions but root if the conflict table was
11638 not built. Update conflict hard regs for allocnos crossing calls.
11640 * ira.c (ira_conflicts_p): New global.
11641 (ira): Define and use ira_conflicts_p.
11643 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
11644 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
11645 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
11647 2009-01-06 Ben Elliston <bje@au.ibm.com>
11649 * gengtype-lex.l (YY_NO_INPUT): Define.
11651 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11654 * c-common.c (handle_vector_size_attribute): Also reject
11655 BOOLEAN_TYPE types.
11657 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
11659 PR tree-optimization/38492
11660 * graphite.c (rename_map_elt, debug_rename_elt,
11661 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
11662 rename_map_elt_info, eq_rename_map_elts,
11663 get_new_name_from_old_name, bb_in_sese_p): Moved around.
11664 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
11665 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
11666 (sese_build_livein_liveouts): New.
11667 (new_sese, free_sese): New.
11668 (new_scop): Call new_sese.
11669 (free_scop): Call free_sese.
11670 (rename_variables_from_edge, rename_phis_end_scop): Removed.
11671 (register_old_new_names): Renamed register_old_and_new_names.
11672 (register_scop_liveout_renames, add_loop_exit_phis,
11673 insert_loop_close_phis, struct igp,
11674 default_liveout_before_guard, add_guard_exit_phis,
11675 insert_guard_phis, copy_renames): New.
11676 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
11677 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
11678 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
11679 (scop_adjust_phis_for_liveouts): New.
11680 (gloog): Call scop_adjust_phis_for_liveouts.
11682 * graphite.h (struct sese): Documented. Added fields liveout,
11683 num_ver and livein.
11684 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
11685 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
11686 (struct scop): Added field liveout_renames.
11687 (SCOP_LIVEOUT_RENAMES): New.
11689 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11691 PR tree-optimization/38510
11692 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
11693 (translate_clast): Call recompute_all_dominators before
11695 (gloog): Call recompute_all_dominators before graphite_verify.
11697 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
11698 Jan Sjodin <jan.sjodin@amd.com>
11700 PR tree-optimization/38500
11701 * graphite.c (create_sese_edges): Call fix_loop_structure after
11704 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11706 * config.gcc: Add m32r*-*-rtems*.
11707 * config/m32r/rtems.h: New file.
11709 2009-01-05 Ben Elliston <bje@au.ibm.com>
11711 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
11712 (.po.pox): Likewise.
11713 (po/gcc.pot): Likewise.
11715 2009-01-04 David S. Miller <davem@davemloft.net>
11717 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
11718 (STARTING_FRAME_OFFSET): Always set to zero.
11720 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11722 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
11723 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
11724 fixed-point types, and vectors of the same.
11726 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
11728 * config/mips/sync.md (*mb_barrier): Rename to...
11729 (*memory_barrier): ...this.
11731 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
11733 * doc/extend.texi (Function Attributes): Move @cindex after @item
11734 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
11735 and put in alphabetical order. Fix 'target' name and put in order.
11736 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
11739 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
11741 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
11742 (memory_barrier): Expand as unspec instead of unspec_volatile.
11743 Remove mem:BLK from insn operands. Use Pmode scratch register.
11744 (*memory_barrier): Define as unspec instead of unspec_volatile.
11745 Use (match_dup 0) as input operand.
11747 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
11748 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
11749 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
11750 scratch register. Remove operand 1.
11751 (*stbar): Define as unspec instead of unspec_volatile.
11752 Use (match_dup 0) as input operand, remove (const_int 8).
11753 (*membar): Define as unspec instead of unspec_volatile.
11754 Use (match_dup 0) as input operand, remove input operand 2.
11756 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
11757 (memory_barrier): Expand as unspec instead of unspec_volatile.
11758 Remove mem:BLK from insn operands. Use Pmode scratch register.
11759 (*memory_barrier): Define as unspec instead of unspec_volatile.
11760 Use (match_dup 0) as input operand.
11762 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
11763 Remove mem:BLK from insn operands. Use Pmode scratch register.
11764 Set volatile flag on operand 0.
11765 (*memory_barrier): New insn pattern.
11767 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
11769 (*memory_barrier): Use (match_dup 0) as input operand.
11771 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
11772 Remove mem:BLK from insn operands. Use Pmode scratch register.
11773 Set volatile flag on operand 0.
11774 (*mb_internal): New insn pattern.
11776 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
11778 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11780 PR middle-end/38586
11781 * function.c (struct temp_slot): Move to the section of the file
11782 that deals with temp slots. Remove field 'address'.
11783 (temp_slot_address_table): New hash table of address -> temp slot.
11784 (struct temp_slot_address_entry): New struct, items for the table.
11785 (temp_slot_address_compute_hash, temp_slot_address_hash,
11786 temp_slot_address_eq, insert_temp_slot_address): Support functions
11788 (find_temp_slot_from_address): Rewrite to use the new hash table.
11789 (remove_unused_temp_slot_addresses): Remove addresses of temp
11790 slots that have been made available.
11791 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
11792 worker function for remove_unused_temp_slot_addresses.
11793 (assign_stack_temp_for_type): Don't clear the temp slot address list.
11794 Add the temp slot address to the address -> temp slot map.
11795 (update_temp_slot_address): Update via insert_temp_slot_address.
11796 (free_temp_slots): Call remove_unused_temp_slot_addresses.
11797 (pop_temp_slots): Likewise.
11798 (init_temp_slots): Allocate the address -> temp slot map, or empty
11799 the map if it is already allocated.
11800 (prepare_function_start): Initialize temp slot processing.
11802 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
11804 PR middle-end/38584
11805 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
11806 Calculate the size of all stack vars assuming no packing of stack
11807 vars will happen, replacing a quadratic algorithm with a linear one.
11809 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11812 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
11815 2009-01-03 Diego Novillo <dnovillo@google.com>
11817 * doc/contrib.texi: Update contributions.
11819 2009-01-03 Jakub Jelinek <jakub@redhat.com>
11822 * builtins.c (fold_builtin_memory_op): Give up if either operand
11823 is volatile. Set srctype or desttype to non-qualified version
11827 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
11828 and FUNCTION_DECLs.
11830 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
11832 PR rtl-optimization/35805
11833 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
11834 problem if fast dce is able to remove any instructions.
11835 * dce.c (dce_process_block): Fix dump message.
11837 2009-01-02 Mark Mitchell <mark@codesourcery.com>
11840 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
11842 2009-01-02 Jakub Jelinek <jakub@redhat.com>
11844 PR middle-end/38690
11845 * tree-flow.h (op_code_prio, op_prio): New prototypes.
11846 * tree-pretty-print.c (op_code_prio): New function.
11847 (op_prio): No longer static. Use op_code_prio.
11848 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
11849 Use op_prio and op_code_prio to determine if () should be
11850 printed around operand(s) or not.
11852 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
11853 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
11854 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
11855 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
11856 pp_character instead of pp_string for single letter printing.
11858 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
11860 * doc/extend.texi: Fix '#pragma GCC option' typo.
11862 2009-01-02 Richard Guenther <rguenther@suse.de>
11864 * doc/install.texi (--enable-checking): Mention different
11865 default for stage1.
11866 (--enable-stage1-checking): Document.
11868 2009-01-01 Andrew Pinski <pinskia@gmail.com>
11870 PR middle-end/30142
11871 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
11872 case to be an error.
11874 2009-01-02 Ben Elliston <bje@au.ibm.com>
11876 * config/fp-bit.h (pack_d): Constify argument.
11877 * config/fp-bit.c (makenan): Constify return type. Remove casts.
11878 (isnan): Constify argument.
11880 (iszero): Likewise.
11881 (pack_d): Likewise.
11882 (_fpadd_parts): Constify return type.
11883 (_fpmul_parts): Likewise.
11884 (_fpdiv_parts): Likewise.
11886 2009-01-01 Jakub Jelinek <jakub@redhat.com>
11889 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
11890 warn about overwriting initializer with side-effects or
11891 -Woverride-init if !IMPLICIT.
11892 (output_init_element): Likewise. Pass IMPLICIT down to
11894 (process_init_element): Add IMPLICIT argument. Pass it down
11895 to output_init_element.
11896 (push_init_element, pop_init_level, set_designator): Adjust
11897 process_init_element callers.
11898 (set_nonincremental_init, set_nonincremental_init_from_string):
11899 Adjust add_pending_init callers.
11900 (output_pending_init_elements): Adjust output_init_element callers.
11901 * c-tree.h (process_init_element): Adjust prototype.
11902 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
11903 process_init_element callers.
11906 Copyright (C) 2009 Free Software Foundation, Inc.
11908 Copying and distribution of this file, with or without modification,
11909 are permitted in any medium without royalty provided the copyright
11910 notice and this notice are preserved.